PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
SELECT ( COUNT( DISTINCT ?country ) AS ?count ) WHERE {
  ?store wdt:P31 wd:Q50399787 .
  {
    ?store wdt:P17 ?country
  } UNION {
    ?store wdt:P131 ?adminEntity .
    ?adminEntity wdt:P17 ?country
  }
}

Using entities:
- IKEA store (wd:Q50399787): is subclass of furniture retailer / is subclass of commercial building / store operated by the IKEA company

Using properties:
- located in the administrative territorial entity (wd:P131 as wdt), also known as administrative territorial entity, administrative territory, city, happens in, in, etc.: is subproperty of location / is subproperty of part of / the item is located on the territory of the following administrative entity / the item is located on the territory of the following administrative entity / the item is located on the territory of the following ... the item falls only partially into the administrative entity. / the item is located on the territory of the following ... the item falls only partially into the administrative entity.
- country (wd:P17 as wdt), also known as host country, land, sovereign state, state, P17: is subproperty of located in the administrative territorial entity / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings)
- instance of (wd:P31 as wdt), also known as example of, has type, is a, is an, is of type, etc.: that class of which this subject is a particular example and ... a subclass of mountain (and an instance of volcanic landform) / type to which this subject corresponds/belongs. Different ... and the volcano is a type (instance) of volcanic landform

Got 1 row and 1 column:
| count       |
| ----------- |
| 6 (xsd:int) |

Answer: IKEA has been established in 6 distinct countries according to the available data in Wikidata.

IKEA has been established in 6 distinct countries according to the available data in Wikidata.

SPARQL query over wikidata:
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
SELECT ( COUNT( DISTINCT ?country ) AS ?count ) WHERE {
  ?store wdt:P31 wd:Q50399787 .
  {
    ?store wdt:P17 ?country
  } UNION {
    ?store wdt:P131 ?adminEntity .
    ?adminEntity wdt:P17 ?country
  }
}

Using entities:
- IKEA store (wd:Q50399787): is subclass of furniture retailer / is subclass of commercial building / store operated by the IKEA company

Using properties:
- located in the administrative territorial entity (wd:P131 as wdt), also known as administrative territorial entity, administrative territory, city, happens in, in, etc.: is subproperty of location / is subproperty of part of / the item is located on the territory of the following administrative entity / the item is located on the territory of the following administrative entity / the item is located on the territory of the following ... the item falls only partially into the administrative entity. / the item is located on the territory of the following ... the item falls only partially into the administrative entity.
- country (wd:P17 as wdt), also known as host country, land, sovereign state, state, P17: is subproperty of located in the administrative territorial entity / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings)
- instance of (wd:P31 as wdt), also known as example of, has type, is a, is an, is of type, etc.: that class of which this subject is a particular example and ... a subclass of mountain (and an instance of volcanic landform) / type to which this subject corresponds/belongs. Different ... and the volcano is a type (instance) of volcanic landform

Execution result:
Got 1 row and 1 column:
| count       |
| ----------- |
| 6 (xsd:int) |

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Search for the entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Execute intermediate queries to get feedback and to verify your assumptions. You may need to refine or rethink your current plan based on the query results and go back to step 2 if needed, possibly multiple times.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Available knowledge graphs:
- wikidata at http://localhost:7001 with prefix index for entities and similarity index for properties

Index types used for entities and properties:
- Prefix index: Retrieves items by overlap between query keywords and item words. The query keywords can match item words exactly or as prefixes.
- Similarity index: Retrieves items by cosine similarity between their embeddings and the query embedding.

SPARQL prefixes for use in function calls:
- bd: <http://www.bigdata.com/rdf#
- cc: <http://creativecommons.org/ns#
- data: <https://www.wikidata.org/wiki/Special:EntityData/
- dc: <http://purl.org/dc/elements/1.1/
- dct: <http://purl.org/dc/terms/
- foaf: <http://xmlns.com/foaf/0.1/
- geo: <http://www.opengis.net/ont/geosparql#
- geof: <http://www.opengis.net/def/function/geosparql/
- gn: <http://www.geonames.org/ontology#
- hint: <http://www.bigdata.com/queryHints#
- imdb: <https://www.imdb.com/
- math: <http://www.w3.org/2005/xpath-functions/math#
- ontolex: <http://www.w3.org/ns/lemon/ontolex#
- owl: <http://www.w3.org/2002/07/owl#
- p: <http://www.wikidata.org/prop/
- pq: <http://www.wikidata.org/prop/qualifier/
- pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
- pqv: <http://www.wikidata.org/prop/qualifier/value/
- pr: <http://www.wikidata.org/prop/reference/
- prn: <http://www.wikidata.org/prop/reference/value-normalized/
- prov: <http://www.w3.org/ns/prov#
- prv: <http://www.wikidata.org/prop/reference/value/
- ps: <http://www.wikidata.org/prop/statement/
- psn: <http://www.wikidata.org/prop/statement/value-normalized/
- psv: <http://www.wikidata.org/prop/statement/value/
- qb: <http://purl.org/linked-data/cube#
- qfn: <http://qlever.cs.uni-freiburg.de/function#
- ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
- qlss: <https://qlever.cs.uni-freiburg.de/spatialSearch/
- rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs: <http://www.w3.org/2000/01/rdf-schema#
- ref: <http://www.wikidata.org/reference/
- s: <http://www.wikidata.org/entity/statement/
- schema: <http://schema.org/
- skos: <http://www.w3.org/2004/02/skos/core#
- v: <http://www.wikidata.org/value/
- void: <http://rdfs.org/ns/void#
- wd: <http://www.wikidata.org/entity/
- wdno: <http://www.wikidata.org/prop/novalue/
- wdt: <http://www.wikidata.org/prop/direct/
- wdtn: <http://www.wikidata.org/prop/direct-normalized/
- wikibase: <http://wikiba.se/ontology#
- xsd: <http://www.w3.org/2001/XMLSchema#

Additional rules to follow:
- Explain your thought process before and after each step and function call.
- Do not just use or make up entity or property identifiers without verifying their existence in the knowledge graphs first.
- Do not ask the user for clarifications without first attempting to complete the task. If the task input is incomplete or ambiguous, try to make reasonable assumptions and document them.
- Do not use "SERVICE wikibase:label { bd:serviceParam wikibase:language ..." in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.
- Always execute your final SPARQL query before giving an answer to make sure it returns the expected results.
- The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
- Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
- Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
- For questions with a "True" or "False" answer the SPARQL query should be an ASK query.

[User] In how many countries has IKEA been established?

[Assistant]
To answer the question "In how many countries has IKEA been established?" we need to:

1. Identify the entity for IKEA in Wikidata.
2. Find the property that links IKEA to the countries where it has been established or operates.
3. Count the number of distinct countries associated with IKEA.

Step 1: Search for the entity IKEA in Wikidata. I will look for "IKEA" to get its Wikidata entity ID.

Question: IKEA

Top 10 entity alternatives:
1. IKEA (wd:Q54078), also known as Ikea, Ingvar Kamprad Elmtaryd Agunnaryd: is instance of furniture store chain / international furniture store chain / Swedish retail company / Swedish retail company / is instance of brand
2. Ikea (wd:Q18587732): is instance of taxon / genus of insects
3. Swedish meatballs (wd:Q1501015, matched via IKEA meatballs), also known as IKEA meatballs, Köttbullar: Swedish dish made from ground meat / is subclass of meatball
4. Ikea effect (wd:Q1653973): cognitive bias in which consumers place a disproportionately high value on products they partially created / is instance of cognitive bias
5. Blåhaj (wd:Q107133815, matched via IKEA shark), also known as BLÅHAJ, funny meme shark, IKEA shark, Klappar Haj, Smolhaj: is subclass of fictional shark / stuffed toy shark sold at IKEA / is subclass of stuffed toy / is instance of Product / is instance of product
6. IKEA Catalogue (wd:Q2941621): catalogue published annually by the Swedish home furnishing retailer IKEA / is instance of product catalog
7. IKEA pencil (wd:Q18350690): small pencils provided for free in IKEA stores worldwide / is subclass of pencil
8. IKEA Museum (wd:Q25063953): is instance of furniture museum / museum in Älmhult, Sweden
9. IKEA Heights (wd:Q15995166): is instance of web series / Comedy web series
10. Ikea Tsai (wd:Q28870938): has occupation model / has occupation Model / is instance of human

[Assistant]
The entity for IKEA in Wikidata is wd:Q54078.

Next, I need to find the property that links IKEA to the countries where it has been established or operates. This could be something like "country of operation," "location," or "has part" with a country qualifier. I will search for properties related to IKEA that might indicate the countries it operates in.

Question: country

Top 10 property alternatives:
1. industry (wd:P452 as wdt/p, matched via sector), also known as branch, economic branch, field of action, field of exercise, sector, etc.: specific industry of company or organization / is subproperty of part of
2. location of formation (wd:P740 as wdt/p, matched via place of origin), also known as comes from, formation location, formation place, formed in, founded in, etc.: location where a group or organisation was formed / location where a group or organization was formed / is subproperty of location of creation
3. used by (wd:P1535 as wdt/p, matched via of), also known as armiger, of, played by, user, P1535: item or concept that makes use of the subject (use sub-properties when appropriate) / item or concept that makes use of the subject (use sub-properties when appropriate)
4. topic's main category (wd:P910 as wdt/p, matched via category), also known as article's main category, category, category for this topic, catmain, has category, etc.: main category of this topic / main Wikimedia category
5. NE.se ID (wd:P3222 as wdt/p, matched via NE ID), also known as Nationalencyklopedin ID, Nationalencyklopedin Online ID, NE ID, NE.se, P3222: ID of article on the Swedish Nationalencyklopedin (NE.se) site
6. different from (wd:P1889 as wdt/p, matched via not), also known as confused with, differs from, disambiguated from, distinct from, distinguished from, etc.: item that is different from another item, with which it is often confused / item that is different from another item, with which it may be confused
7. inception (wd:P571 as wdt/p, matched via formation), also known as broke ground, built, commenced on date, commencement date, completed, etc.: time when an entity begins to exist; for date of official opening use P1619 / time when an entity begins to exist; for date of official opening use P1619 / date or point in time when the organisation / object was founded / created / is subproperty of start time
8. official website (wd:P856 as wdt/p, matched via homepage), also known as home page, homepage, home page (official), homepage (official), official homepage, etc.: URL of the official page of an item (current or former). ... see the "Hijacked or dead websites" section of the Talk page / is subproperty of URL
9. image (wd:P18 as wdt/p, matched via still), also known as camera picture, Commons image, drawing, File:, graph, etc.: image of relevant illustration of the subject; if available, ... only images which exist on Wikimedia Commons are acceptable / image of relevant illustration of the subject; if available, ... only images which exist on Wikimedia Commons are acceptable / image of relevant illustration of the subject; if available, ... map, flag image, signature image, logo image, collage image) / image of relevant illustration of the subject; if available, ... map, flag image, signature image, logo image, collage image)
10. instance of (wd:P31 as wdt/p, matched via is a), also known as example of, has type, is a, is an, is of type, etc.: type to which this subject corresponds/belongs. Different ... and the volcano is a type (instance) of volcanic landform / that class of which this subject is a particular example and ... a subclass of mountain (and an instance of volcanic landform)

No other items found

[Assistant]
No direct property related to countries of operation or establishment was found in the initial search for properties of IKEA. I will try a broader search for properties related to "country" without restricting to IKEA entity to find a suitable property that may indicate the countries where a company operates or is established.

Question: country

Top 10 property alternatives:
1. valid in place (wd:P3005 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via country), also known as applies to country, applies to location, applies to place, country, true in, etc.: is subproperty of applies to part / place where a statement is valid / place where a statement is valid
2. country of origin (wd:P495 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via country), also known as comes from, CoO, country, originates from, origin country, etc.: country of origin of this item (creative work, food, phrase, product, etc.) / country of origin of this item (creative work, food, phrase, product, etc.) / country of origin of this item (creative work, food, phrase, product, etc.) / is subproperty of significant place / is subproperty of country
3. country of citizenship (wd:P27 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via country), also known as citizen of, citizenship, country, (legal) nationality, nation, etc.: the object is a country that recognizes the subject as its citizen / the object is a country that recognizes the subject as its citizen / is subproperty of country
4. country (wd:P17 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt), also known as host country, land, sovereign state, state, P17: sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / is subproperty of located in the administrative territorial entity
5. continent (wd:P30 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt), also known as P30: is subproperty of located in/on physical feature / is subproperty of located on terrain feature / continent of which the subject is a part / continent of which the subject is a part / continent of which the subject is a part
6. applies to part (wd:P518 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via region), also known as applied to, applies to aspect, applies to form, applies to phase, apply to, etc.: part, aspect, or form of the item to which the claim applies / part of the item for which the claim is valid / part of the item for which the claim is valid
7. location (wd:P276 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via region), also known as based in, city, from, held by, in, etc.: location of the object, structure or event. In the case of an ... use P706. Use P7153 for locations associated with the object / location of the item, physical object or event is within. In ... use P131. In case of a distinct terrain feature use P706. / location of the item, physical object or event is within. In ... use P131. In case of a distinct terrain feature use P706.
8. located in the administrative territorial entity (wd:P131 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via region), also known as administrative territorial entity, administrative territory, city, happens in, in, etc.: the item is located on the territory of the following ... the item falls only partially into the administrative entity. / the item is located on the territory of the following ... the item falls only partially into the administrative entity. / the item is located on the territory of the following administrative entity / the item is located on the territory of the following administrative entity / is subproperty of location / is subproperty of part of
9. applies to jurisdiction (wd:P1001 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via Of country), also known as applicable area, applicable country, applicable geographic place, applicable jurisdiction, applicable location, etc.: the item (institution, law, public office, public ... jurisdiction: a country, state, municipality, ...) / the item (an institution, law, public office ...) or ... jurisdiction: a country, state, municipality, ...) / is subproperty of characteristic of / is subproperty of significant place / is subproperty of operating area
10. work location (wd:P937 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via location), also known as active in, conducts business at, conducts business in, did work at, did work from, etc.: location where persons or organisations were actively participating in employment, business or other work / is subproperty of significant place / location where persons were active / is subproperty of location

[Assistant]
From the search for properties related to "country," none directly indicate the countries where a company operates or is established. The closest relevant property might be "location" (wdt:P276) or "located in the administrative territorial entity" (wdt:P131), but these usually indicate specific locations or headquarters, not all countries of operation.

I will try to find if there is a property or statement for IKEA that lists the countries where it has stores or branches. I will list some triples for IKEA (wd:Q54078) to see what properties might indicate the countries it operates in.

list

wd:Q54078

[Assistant]
The properties listed for IKEA do not directly show the countries where IKEA has been established or operates. I will try to search for statements or qualifiers related to the countries of operation or presence for IKEA by searching for properties related to "store" or "branch" in the context of IKEA. This might help find if there is a property indicating the countries where IKEA stores exist.

Question: store

Top 10 property alternatives:
1. typically sells (wd:P7163 as wdt/p, matched via product), also known as product, sells, sold products, usually sells, P7163: type of goods particular type of shops typically sell
2. product or material produced (wd:P1056 as wdt/p, matched via product), also known as commodity, creates, has product, maker of, makes, etc.: material or product produced by an organization, industry, facility, or process / material or product produced by a business or industry / is subproperty of immediate cause of
3. used by (wd:P1535 as wdt/p, matched via of), also known as armiger, of, played by, user, P1535: item or concept that makes use of the subject (use sub-properties when appropriate) / item or concept that makes use of the subject (use sub-properties when appropriate)
4. location of formation (wd:P740 as wdt/p, matched via from), also known as comes from, formation location, formation place, formed in, founded in, etc.: location where a group or organisation was formed / location where a group or organization was formed / is subproperty of location of creation
5. topic's main category (wd:P910 as wdt/p, matched via category), also known as article's main category, category, category for this topic, catmain, has category, etc.: main category of this topic / main Wikimedia category
6. founded by (wd:P112 as wdt/p, matched via starter), also known as begun by, co-founded by, cofounded by, co-founder, cofounder, etc.: founder or co-founder of this organization, religion, place or entity / founder or co-founder of the organization or place / founder of this organisation, religion, or place / is subproperty of creator
7. inception (wd:P571 as wdt/p, matched via constructed), also known as broke ground, built, commenced on date, commencement date, completed, etc.: time when an entity begins to exist; for date of official opening use P1619 / time when an entity begins to exist; for date of official opening use P1619 / date or point in time when the organisation / object was founded / created / is subproperty of start time
8. Commons gallery (wd:P935 as wdt/p, matched via gallery), also known as gallery, P935: name of the Wikimedia Commons gallery page(s) related to this item (is suitable to allow multiple links to more gallery pages)
9. instance of (wd:P31 as wdt/p, matched via type), also known as example of, has type, is a, is an, is of type, etc.: type to which this subject corresponds/belongs. Different ... and the volcano is a type (instance) of volcanic landform / that class of which this subject is a particular example and ... a subclass of mountain (and an instance of volcanic landform)
10. official website (wd:P856 as wdt/p, matched via site), also known as home page, homepage, home page (official), homepage (official), official homepage, etc.: URL of the official page of an item (current or former). ... see the "Hijacked or dead websites" section of the Talk page / is subproperty of URL

No other items found

[Assistant]
No direct property related to the countries where IKEA stores are located was found in the search for properties related to "store" for IKEA.

I will try a different approach: search for entities that are instances of "IKEA store" or similar and then find the countries these stores are located in. This way, we can count the distinct countries where IKEA stores exist.

I will start by searching for "IKEA store" to find the Wikidata entity for IKEA store.

Question: IKEA store

Top 10 entity alternatives:
1. IKEA store (wd:Q50399787): is subclass of commercial building / store operated by the IKEA company / is subclass of furniture retailer
2. IKEA Hangzhou Store (wd:Q22101403): is instance of IKEA store
3. IKEA İzmir (wd:Q130009564, matched via IKEA İzmir Store), also known as IKEA İzmir Store: IKEA store in İzmir, Turkey / is instance of IKEA store
4. IKEA Bursa (wd:Q130014865, matched via IKEA Bursa Store), also known as IKEA Bursa Store: IKEA store in Bursa, Turkey / is instance of IKEA store
5. IKEA Bayrampaşa (wd:Q130014861, matched via IKEA Bayrampaşa Store), also known as IKEA Bayrampaşa Store: IKEA store in Istanbul, Turkey / is instance of IKEA store
6. IKEA Kartal (wd:Q130014870, matched via IKEA Kartal Store), also known as IKEA Kartal Store: IKEA store in Istanbul, Turkey / is instance of IKEA store
7. IKEA Ümraniye (wd:Q130013093, matched via IKEA Ümraniye Store), also known as IKEA Ümraniye Store: IKEA store in Istanbul, Turkey / is instance of IKEA store
8. IKEA Antalya (wd:Q130014874, matched via IKEA Antalya Store), also known as IKEA Antalya Store: IKEA store in Antalya, Turkey / is instance of IKEA store
9. IKEA Ankara (wd:Q130014867, matched via IKEA Ankara Store), also known as IKEA Ankara Store: IKEA store in Ankara, Turkey / is instance of IKEA store
10. IKEA (wd:Q54078), also known as Ikea, Ingvar Kamprad Elmtaryd Agunnaryd: is instance of furniture store chain / international furniture store chain / Swedish retail company / Swedish retail company / is instance of brand

[Assistant]
The entity for IKEA store is wd:Q50399787, which is a subclass of commercial building and store operated by IKEA.

Next, I will find instances of IKEA store (wd:Q50399787) and then find the countries where these stores are located. I will start by listing some instances of IKEA store.

execute

SELECT ?store WHERE { ?store wdt:P31 wd:Q50399787 } LIMIT 10

[Assistant]
I found some instances of IKEA stores. Now, I will find the countries where these stores are located. Typically, the property "country" (wdt:P17) or "located in the administrative territorial entity" (wdt:P131) can be used to find the country of a location.

I will query the countries for these IKEA stores by checking the property wdt:P17 (country) for these instances.

SELECT DISTINCT ?country WHERE { ?store wdt:P31 wd:Q50399787 . ?store wdt:P17 ?country }

Got 6 rows and 1 column:
| country                              |
| ------------------------------------ |
| United Kingdom (wd:Q145)             |
| People's Republic of China (wd:Q148) |
| Japan (wd:Q17)                       |
| Germany (wd:Q183)                    |
| Sweden (wd:Q34)                      |
| Turkey (wd:Q43)                      |

[Assistant]
I found 6 distinct countries where IKEA stores are located based on the property "country" (wdt:P17) for instances of IKEA stores. To ensure completeness, I will also check the property "located in the administrative territorial entity" (wdt:P131) for these stores to see if there are additional countries not captured by wdt:P17.

SELECT DISTINCT ?country WHERE { ?store wdt:P31 wd:Q50399787 . ?store wdt:P131 ?adminEntity . ?adminEntity wdt:P17 ?country }

Got 6 rows and 1 column:
| country                              |
| ------------------------------------ |
| United Kingdom (wd:Q145)             |
| People's Republic of China (wd:Q148) |
| Japan (wd:Q17)                       |
| Germany (wd:Q183)                    |
| Sweden (wd:Q34)                      |
| Turkey (wd:Q43)                      |

[Assistant]
The countries found using the property "located in the administrative territorial entity" (wdt:P131) followed by "country" (wdt:P17) are the same 6 countries found using the direct "country" (wdt:P17) property for IKEA stores.

Therefore, based on the available data in Wikidata, IKEA has been established in 6 distinct countries.

I will now provide the final answer with the SPARQL query used.

answer

SELECT (COUNT(DISTINCT ?country) AS ?count) WHERE { ?store wdt:P31 wd:Q50399787 . { ?store wdt:P17 ?country } UNION { ?store wdt:P131 ?adminEntity . ?adminEntity wdt:P17 ?country } }

Answer: IKEA has been established in 6 distinct countries according to the available data in Wikidata.


PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?placeOfDeath ?placeOfDeathLabel WHERE {
  wd:Q1048 wdt:P20 ?placeOfDeath .
  OPTIONAL {
    ?placeOfDeath rdfs:label ?placeOfDeathLabel FILTER ( LANG( ?placeOfDeathLabel ) = "en" )
  }
}

Using entities:
- Julius Caesar (wd:Q1048), also known as Divine Julius: has occupation poet / has occupation Ancient Roman historian / has occupation ancient Roman military personnel / has occupation Ancient Roman politician / has occupation politician / has occupation ruler / has occupation writer / has occupation Ancient Roman priest / has occupation historian / has occupation military leader / has occupation orator / has occupation memoirist / is instance of human / Roman general and dictator (100 – 44 BC) / Roman general and dictator (100–44 BC)

Using properties:
- place of death (wd:P20 as wdt), also known as death location, death place, deathplace, died, died in, etc.: is subproperty of location / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character

Got 1 row and 2 columns:
| placeOfDeath                   | placeOfDeathLabel           |
| ------------------------------ | --------------------------- |
| Theatre of Pompey (wd:Q944814) | Theatre of Pompey (lang:en) |

Answer: Julius Caesar was murdered at the Theatre of Pompey.

Julius Caesar was murdered at the Theatre of Pompey.

SPARQL query over wikidata:
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?placeOfDeath ?placeOfDeathLabel WHERE {
  wd:Q1048 wdt:P20 ?placeOfDeath .
  OPTIONAL {
    ?placeOfDeath rdfs:label ?placeOfDeathLabel FILTER ( LANG( ?placeOfDeathLabel ) = "en" )
  }
}

Using entities:
- Julius Caesar (wd:Q1048), also known as Divine Julius: has occupation poet / has occupation Ancient Roman historian / has occupation ancient Roman military personnel / has occupation Ancient Roman politician / has occupation politician / has occupation ruler / has occupation writer / has occupation Ancient Roman priest / has occupation historian / has occupation military leader / has occupation orator / has occupation memoirist / is instance of human / Roman general and dictator (100 – 44 BC) / Roman general and dictator (100–44 BC)

Using properties:
- place of death (wd:P20 as wdt), also known as death location, death place, deathplace, died, died in, etc.: is subproperty of location / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character

Execution result:
Got 1 row and 2 columns:
| placeOfDeath                   | placeOfDeathLabel           |
| ------------------------------ | --------------------------- |
| Theatre of Pompey (wd:Q944814) | Theatre of Pompey (lang:en) |

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Search for the entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Execute intermediate queries to get feedback and to verify your assumptions. You may need to refine or rethink your current plan based on the query results and go back to step 2 if needed, possibly multiple times.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Available knowledge graphs:
- wikidata at http://localhost:7001 with prefix index for entities and similarity index for properties

Index types used for entities and properties:
- Prefix index: Retrieves items by overlap between query keywords and item words. The query keywords can match item words exactly or as prefixes.
- Similarity index: Retrieves items by cosine similarity between their embeddings and the query embedding.

SPARQL prefixes for use in function calls:
- bd: <http://www.bigdata.com/rdf#
- cc: <http://creativecommons.org/ns#
- data: <https://www.wikidata.org/wiki/Special:EntityData/
- dc: <http://purl.org/dc/elements/1.1/
- dct: <http://purl.org/dc/terms/
- foaf: <http://xmlns.com/foaf/0.1/
- geo: <http://www.opengis.net/ont/geosparql#
- geof: <http://www.opengis.net/def/function/geosparql/
- gn: <http://www.geonames.org/ontology#
- hint: <http://www.bigdata.com/queryHints#
- imdb: <https://www.imdb.com/
- math: <http://www.w3.org/2005/xpath-functions/math#
- ontolex: <http://www.w3.org/ns/lemon/ontolex#
- owl: <http://www.w3.org/2002/07/owl#
- p: <http://www.wikidata.org/prop/
- pq: <http://www.wikidata.org/prop/qualifier/
- pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
- pqv: <http://www.wikidata.org/prop/qualifier/value/
- pr: <http://www.wikidata.org/prop/reference/
- prn: <http://www.wikidata.org/prop/reference/value-normalized/
- prov: <http://www.w3.org/ns/prov#
- prv: <http://www.wikidata.org/prop/reference/value/
- ps: <http://www.wikidata.org/prop/statement/
- psn: <http://www.wikidata.org/prop/statement/value-normalized/
- psv: <http://www.wikidata.org/prop/statement/value/
- qb: <http://purl.org/linked-data/cube#
- qfn: <http://qlever.cs.uni-freiburg.de/function#
- ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
- qlss: <https://qlever.cs.uni-freiburg.de/spatialSearch/
- rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs: <http://www.w3.org/2000/01/rdf-schema#
- ref: <http://www.wikidata.org/reference/
- s: <http://www.wikidata.org/entity/statement/
- schema: <http://schema.org/
- skos: <http://www.w3.org/2004/02/skos/core#
- v: <http://www.wikidata.org/value/
- void: <http://rdfs.org/ns/void#
- wd: <http://www.wikidata.org/entity/
- wdno: <http://www.wikidata.org/prop/novalue/
- wdt: <http://www.wikidata.org/prop/direct/
- wdtn: <http://www.wikidata.org/prop/direct-normalized/
- wikibase: <http://wikiba.se/ontology#
- xsd: <http://www.w3.org/2001/XMLSchema#

Additional rules to follow:
- Explain your thought process before and after each step and function call.
- Do not just use or make up entity or property identifiers without verifying their existence in the knowledge graphs first.
- Do not ask the user for clarifications without first attempting to complete the task. If the task input is incomplete or ambiguous, try to make reasonable assumptions and document them.
- Do not use "SERVICE wikibase:label { bd:serviceParam wikibase:language ..." in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.
- Always execute your final SPARQL query before giving an answer to make sure it returns the expected results.
- The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
- Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
- Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
- For questions with a "True" or "False" answer the SPARQL query should be an ASK query.

[User] Where was Caesar murdered?

[Assistant]
To answer the question "Where was Caesar murdered?" we need to identify the entity "Caesar" (most likely Julius Caesar) and find the property related to the place of his murder. We will start by searching for the entity "Julius Caesar" in Wikidata.

Question: Julius Caesar

Top 10 entity alternatives:
1. Julius Caesar (wd:Q1048), also known as Divine Julius: has occupation ancient Roman military personnel / Roman general and dictator (100 – 44 BC) / has occupation Ancient Roman politician / has occupation Ancient Roman historian / Roman general and dictator (100–44 BC) / has occupation Ancient Roman priest / has occupation military leader / has occupation politician / has occupation memoirist / has occupation historian / has occupation writer / has occupation orator / has occupation ruler / is instance of human / has occupation poet
2. Julius Caesar (wd:Q215750), also known as The Tragedy of Julius Caesar, Tragedy of Julius Caesar: is instance of dramatic work / play by William Shakespeare
3. Julius Caesar (wd:Q734950): 1953 film by Joseph L. Mankiewicz / is instance of film
4. Julius Caesar (wd:Q631476): is instance of impact crater / is instance of Impact crater / lunar impact crater
5. Julius Caesar (wd:Q3649980), also known as Cajus Julius Caesar: 1914 film directed by Enrico Guazzoni / is instance of film
6. Julius Caesar (wd:Q315616): 2002 TV miniseries directed by Uli Edel / is instance of Television film / is instance of television film
7. Julius Caesar (wd:Q1612412): 1970 film by Stuart Burge / is instance of film
8. Julius Caesar (wd:Q3534298): English cricketer (1830-1878) / has occupation cricketer / is instance of human
9. Julius Caesar (wd:Q1712531), also known as Cesare Adelmare, Julius Caesar Aldemare, Sir Julius Caesar, Sir Julius Cæser: has occupation politician / has occupation jurist / has occupation Jurist / has occupation judge / is instance of human / English judge
10. Julius Caesar (wd:Q3769550), also known as Giulio Cesare: 1909 film by Giovanni Pastrone / is instance of short film

[Assistant]
The entity "Julius Caesar" (wd:Q1048) is the correct one representing the ancient Roman general and dictator. Next, I will search for properties related to the murder or death place of Julius Caesar. I will start by searching for properties related to "murder" or "death place" for this entity.

Question: murder

Top 10 property alternatives:
1. killed by (wd:P157 as wdt/p, matched via murderer), also known as assassin, assassinated by, executed by, executioner, killer, etc.: person or organization who killed the subject / is subproperty of significant person / person who killed the subject
2. cause of death (wd:P509 as wdt/p, matched via murder method), also known as death cause, died of, die from, die of, method of murder, etc.: underlying or immediate cause of death.  Underlying cause ... category, e.g. natural causes, accident, homicide, suicide / underlying or immediate cause of death.  Underlying cause ... category, e.g. natural causes, accident, homicide, suicide / an item describing the cause of a person or specific organism's death. Samples: leukaemia, car crash / medical cause of a person or specific organism's death (not to be confused with P1196)
3. manner of death (wd:P1196 as wdt/p, matched via death manner), also known as circumstance of death, death manner, death type, nature of death, type of death, etc.: general circumstances of a person's death; e.g. natural ... mechanism, e.g. heart attack, trauma, pneumonia etc. / general circumstances of a person's death; e.g. natural ... mechanism, e.g. heart attack, trauma, pneumonia etc. / general circumstances of a person's death; e.g. natural ... mechanism, e.g. heart attack, trauma, pneumonia...
4. date of death (wd:P570 as wdt/p, matched via death), also known as date of the end, dead, death, death date, deathdate, etc.: is subproperty of dissolved, abolished or demolished date / is subproperty of dissolved, abolished or demolished / date on which the subject died / date on which the subject died / date on which the subject died / is subproperty of end time
5. place of death (wd:P20 as wdt/p, matched via killed in), also known as death location, death place, deathplace, died, died in, etc.: most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / most specific known (e.g. city instead of country, or ... death location of a person, animal or fictional character / is subproperty of location
6. posthumous name (wd:P1786 as wdt/p, matched via Honor Death), also known as Honor Death, P1786: name given to a person after death (East Asia)
7. place of burial (wd:P119 as wdt/p, matched via interment), also known as ashes scattered at, burial location, burial place, buried at, buried in, etc.: location of grave, resting place, place of ash-scattering, ... places: e.g., re-burials, parts of body buried separately. / location of grave, resting place, place of ash-scattering, ... places: e.g., re-burials, parts of body buried separately. / location of grave, resting place, place of ash-scattering, ... e.g. re-burials, cenotaphs, parts of body buried separately / location of grave, resting place, place of ash-scattering, etc, (e.g. city or cemetery) for a person / is subproperty of location
8. significant event (wd:P793 as wdt/p, matched via key incident), also known as big event, event, fate, important event, key event, etc.: significant or notable events associated with the subject / significant or notable events associated with the subject / significant or notable events associated with the subject
9. enemy (wd:P7047 as wdt/p, matched via archvillain), also known as arch-enemy, archenemy, archfoe, archnemesis, archrival, etc.: opponent character or group of this fictive character or group / opponent character or group of this character or group / is subproperty of significant person
10. unmarried partner (wd:P451 as wdt/p, matched via lover), also known as boyfriend, cohabitant, domestic partner, enbyfriend, girlfriend, etc.: someone with whom the person is in a relationship without being married. Use "spouse" (P26) for married couples / someone with whom the person is in a relationship without being married. Use "spouse" (P26) for married couples / is subproperty of significant person

No other items found

[Assistant]
The property "place of death" (wdt:P20) seems most relevant to the question of where Julius Caesar was murdered. I will now query for the place of death of Julius Caesar (wd:Q1048).

execute

SELECT ?placeOfDeath ?placeOfDeathLabel WHERE { wd:Q1048 wdt:P20 ?placeOfDeath . OPTIONAL { ?placeOfDeath rdfs:label ?placeOfDeathLabel FILTER (LANG(?placeOfDeathLabel) = "en") } }

Got 1 row and 2 columns:
| placeOfDeath                   | placeOfDeathLabel           |
| ------------------------------ | --------------------------- |
| Theatre of Pompey (wd:Q944814) | Theatre of Pompey (lang:en) |

[Assistant]
Julius Caesar was murdered at the Theatre of Pompey. I will now finalize the answer with the SPARQL query and the answer.

answer

SELECT ?placeOfDeath ?placeOfDeathLabel WHERE { wd:Q1048 wdt:P20 ?placeOfDeath . OPTIONAL { ?placeOfDeath rdfs:label ?placeOfDeathLabel FILTER (LANG(?placeOfDeathLabel) = "en") } }

Answer: Julius Caesar was murdered at the Theatre of Pompey.


PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
SELECT ( YEAR( ?startDate ) AS ?year ) WHERE {
  wd:Q23001951 wdt:P580 ?startDate .
}

Using entities:
- Riverdale (wd:Q23001951): is instance of serial / is instance of television series / American teen drama television series / American teen drama television series (2017–2023)

Using properties:
- start time (wd:P580 as wdt), also known as began, beginning, building date, effective, effectivity, etc.: is subproperty of point in time / indicates the time an item begins to exist or a statement starts being valid / indicates the time an item begins to exist or a statement starts being valid / time an entity begins to exist or a statement starts being valid

Answer: The TV show Riverdale was first aired in the year 2017.

The TV show Riverdale was first aired in the year 2017.

SPARQL query over wikidata:
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
SELECT ( YEAR( ?startDate ) AS ?year ) WHERE {
  wd:Q23001951 wdt:P580 ?startDate .
}

Using entities:
- Riverdale (wd:Q23001951): is instance of serial / is instance of television series / American teen drama television series / American teen drama television series (2017–2023)

Using properties:
- start time (wd:P580 as wdt), also known as began, beginning, building date, effective, effectivity, etc.: is subproperty of point in time / indicates the time an item begins to exist or a statement starts being valid / indicates the time an item begins to exist or a statement starts being valid / time an entity begins to exist or a statement starts being valid

Execution result:
Got 1 row and 1 column:
| year           |
| -------------- |
| 2017 (xsd:int) |

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Search for the entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Execute intermediate queries to get feedback and to verify your assumptions. You may need to refine or rethink your current plan based on the query results and go back to step 2 if needed, possibly multiple times.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Available knowledge graphs:
- wikidata at http://localhost:7001 with prefix index for entities and similarity index for properties

Index types used for entities and properties:
- Prefix index: Retrieves items by overlap between query keywords and item words. The query keywords can match item words exactly or as prefixes.
- Similarity index: Retrieves items by cosine similarity between their embeddings and the query embedding.

SPARQL prefixes for use in function calls:
- bd: <http://www.bigdata.com/rdf#
- cc: <http://creativecommons.org/ns#
- data: <https://www.wikidata.org/wiki/Special:EntityData/
- dc: <http://purl.org/dc/elements/1.1/
- dct: <http://purl.org/dc/terms/
- foaf: <http://xmlns.com/foaf/0.1/
- geo: <http://www.opengis.net/ont/geosparql#
- geof: <http://www.opengis.net/def/function/geosparql/
- gn: <http://www.geonames.org/ontology#
- hint: <http://www.bigdata.com/queryHints#
- imdb: <https://www.imdb.com/
- math: <http://www.w3.org/2005/xpath-functions/math#
- ontolex: <http://www.w3.org/ns/lemon/ontolex#
- owl: <http://www.w3.org/2002/07/owl#
- p: <http://www.wikidata.org/prop/
- pq: <http://www.wikidata.org/prop/qualifier/
- pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
- pqv: <http://www.wikidata.org/prop/qualifier/value/
- pr: <http://www.wikidata.org/prop/reference/
- prn: <http://www.wikidata.org/prop/reference/value-normalized/
- prov: <http://www.w3.org/ns/prov#
- prv: <http://www.wikidata.org/prop/reference/value/
- ps: <http://www.wikidata.org/prop/statement/
- psn: <http://www.wikidata.org/prop/statement/value-normalized/
- psv: <http://www.wikidata.org/prop/statement/value/
- qb: <http://purl.org/linked-data/cube#
- qfn: <http://qlever.cs.uni-freiburg.de/function#
- ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
- qlss: <https://qlever.cs.uni-freiburg.de/spatialSearch/
- rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs: <http://www.w3.org/2000/01/rdf-schema#
- ref: <http://www.wikidata.org/reference/
- s: <http://www.wikidata.org/entity/statement/
- schema: <http://schema.org/
- skos: <http://www.w3.org/2004/02/skos/core#
- v: <http://www.wikidata.org/value/
- void: <http://rdfs.org/ns/void#
- wd: <http://www.wikidata.org/entity/
- wdno: <http://www.wikidata.org/prop/novalue/
- wdt: <http://www.wikidata.org/prop/direct/
- wdtn: <http://www.wikidata.org/prop/direct-normalized/
- wikibase: <http://wikiba.se/ontology#
- xsd: <http://www.w3.org/2001/XMLSchema#

Additional rules to follow:
- Explain your thought process before and after each step and function call.
- Do not just use or make up entity or property identifiers without verifying their existence in the knowledge graphs first.
- Do not ask the user for clarifications without first attempting to complete the task. If the task input is incomplete or ambiguous, try to make reasonable assumptions and document them.
- Do not use "SERVICE wikibase:label { bd:serviceParam wikibase:language ..." in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.
- Always execute your final SPARQL query before giving an answer to make sure it returns the expected results.
- The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
- Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
- Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
- For questions with a "True" or "False" answer the SPARQL query should be an ASK query.

[User] What year was Riverdale first aired?

[Assistant]
To answer the question about the year when the TV show "Riverdale" was first aired, I will first search for the entity "Riverdale" in the knowledge graph. Then, I will look for the property related to the first air date or premiere date of the TV show. Finally, I will construct a SPARQL query to retrieve the year of the first air date. Let's start by searching for the entity "Riverdale."

Question: Riverdale

Top 10 entity alternatives:
1. Riverdale (wd:Q23001951): American teen drama television series (2017–2023) / American teen drama television series / is instance of television series / is instance of serial
2. Riverdale (wd:Q3260888), also known as Riverdale, GA, Riverdale, Georgia: city in Clayton County, Georgia, United States / is instance of city of the United States / is instance of city in the United States / is instance of municipality of Georgia
3. Riverdale (wd:Q1925935), also known as Riverdale, IA, Riverdale, Iowa: city in Scott County, Iowa, United States / is instance of city of the United States / is instance of city in the United States
4. Riverdale (wd:Q129941), also known as Riverdale, UT, Riverdale, Utah: city in Weber County, Utah, United States / is instance of city of the United States / is instance of city in the United States
5. Riverdale Park (wd:Q754948, matched via Riverdale), also known as Riverdale, Riverdale, Maryland, Riverdale Park, Maryland, Riverdale Park, MD: town in Prince George's County, Maryland, United States / is instance of Municipality of Maryland
6. Riverdale (wd:Q1083010), also known as Riverdale, New Jersey, Riverdale, NJ: borough in Morris County, New Jersey, United States / is instance of borough of New Jersey
7. Riverdale (wd:Q2668893), also known as Riverdale, IL: village in Cook County, Illinois, United States / is instance of village of Illinois
8. Riverdale (wd:Q2516346), also known as Riverdale, NE, Riverdale, Nebraska: is instance of village in the United States / village in Nebraska
9. Riverdale (wd:Q2373536), also known as Riverdale, ND, Riverdale, North Dakota: human settlement in McLean County, North Dakota, United States of America / is instance of city in the United States / is instance of city of the United States
10. Riverdale (wd:Q3458236), also known as Liberty Settlement, Riverdale, CA: census-designated place (CDP) in Fresno County, California, United States / is instance of census-designated place in the United States / is instance of census-designated place

[Assistant]
The entity "Riverdale" as an American teen drama television series is identified with the Wikidata ID wd:Q23001951. Next, I will search for properties related to the first air date or premiere date of this TV show entity. I will look for properties related to "first aired" or "premiere date" for the entity wd:Q23001951.

Question: first air

Top 10 property alternatives:
1. original broadcaster (wd:P449 as wdt/p, matched via first air channel), also known as aired on, airs on, broadcast on, channel, first air channel, etc.: network(s) or service(s) that originally broadcasted a radio or television programme / network(s) or service(s) that originally broadcast a radio or television program / is subproperty of broadcast by
2. start time (wd:P580 as wdt/p, matched via from), also known as began, beginning, building date, effective, effectivity, etc.: indicates the time an item begins to exist or a statement starts being valid / indicates the time an item begins to exist or a statement starts being valid / time an entity begins to exist or a statement starts being valid / is subproperty of point in time
3. end time (wd:P582 as wdt/p, matched via to), also known as abolished, cease date, cease operation, cease time, closed, etc.: moment when an entity ceases to exist and a statement stops being entirely valid or no longer be true / indicates the time an item ceases to exist or a statement stops being valid / indicates the time an item ceases to exist or a statement stops being valid / is subproperty of point in time
4. instance of (wd:P31 as wdt/p, matched via is a), also known as example of, has type, is a, is an, is of type, etc.: type to which this subject corresponds/belongs. Different ... and the volcano is a type (instance) of volcanic landform / that class of which this subject is a particular example and ... a subclass of mountain (and an instance of volcanic landform)
5. creator (wd:P170 as wdt/p, matched via by), also known as art by, artist (non-musical), art work by, artwork by, by, etc.: maker of this creative work or other object (where no more specific property exists) / maker of this creative work or other object (where no more specific property exists) / maker of a creative work or other object (where no more specific property exists)
6. logo image (wd:P154 as wdt/p, matched via insignia), also known as insignia, logo, logomark, mark, marque, etc.: graphic mark or emblem commonly used by commercial enterprises, organisations and products / graphic mark or emblem commonly used by commercial enterprises, organisations and products / graphic mark or emblem commonly used by commercial enterprises, organizations and products / graphic mark or emblem commonly used by commercial enterprises, organizations and products / is subproperty of icon
7. cast member (wd:P161 as wdt/p, matched via P161), also known as actor, actress, contestant of a play, feat., film starring, etc.: actor in the subject production [use "character role" (P453) ... "recorded participant" (P11108) for non-fiction productions] / actor in the subject production [use "character role" (P453) ... as qualifiers] [use "voice actor" (P725) for voice-only role] / actor performing live for a camera or audience [use ... as qualifier] [use "voice actor" (P725) for voice-only role] / is subproperty of significant person / is subproperty of performer
8. title (wd:P1476 as wdt/p, matched via name), also known as article title, full title, headline, known as, name, etc.: published name of a work, such as a newspaper article, a literary work, piece of music, a website, or a performance work / published title of a work, such as a newspaper article, a literary work, a website, or a performance work / published title of a work, such as a newspaper article, a literary work, a website, or a performance work / is subproperty of name
9. based on (wd:P144 as wdt/p, matched via input), also known as adaptation of, adapted from, based on work, based upon, continuation of, etc.: the work(s) or inputs used as the basis for subject item; for fictional analog use P1074 / is subproperty of references work, tradition or theory / the work(s) used as basis for subject / is subproperty of inspired by
10. has part(s) (wd:P527 as wdt/p, matched via contains), also known as amalgamation of, assembled from, assembled out of, composed of, comprised of, etc.: part of this subject; inverse property of "part of" (P361). See also "has parts of the class" (P2670). / part of this subject; inverse property of "part of" (P361). See also "has parts of the class" (P2670). / part of this subject, also valuable subclass or exemplar. Inverse property of "part of".

No other items found

[Assistant]
The property "start time" (wdt:P580) is related to the time an entity begins to exist or a statement starts being valid, which can correspond to the first air date of the TV show. I will now construct a SPARQL query to retrieve the start time (first air date) of the TV show "Riverdale" (wd:Q23001951). I will extract the year from the start time.

execute

SELECT (YEAR(?startDate) AS ?year) WHERE { wd:Q23001951 wdt:P580 ?startDate . }

[Assistant]
answer

SELECT (YEAR(?startDate) AS ?year) WHERE { wd:Q23001951 wdt:P580 ?startDate . }

Answer: The TV show Riverdale was first aired in the year 2017.


PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?label WHERE {
  wd:Q100387742 rdfs:label ?label .
  FILTER ( LANG( ?label ) = "en" )
}

Using entities:
- Empress (wd:Q100387742), also known as empress: is instance of noble title / is instance of royal or noble rank / is subclass of noble women / is subclass of monarch / is subclass of Monarch / imperial title held by a female monarch or consort

Got 1 row and 1 column:
| label             |
| ----------------- |
| Empress (lang:en) |

Answer: The female form of an emperor in English is called an "Empress."

The female form of an emperor in English is called an "Empress."

SPARQL query over wikidata:
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?label WHERE {
  wd:Q100387742 rdfs:label ?label .
  FILTER ( LANG( ?label ) = "en" )
}

Using entities:
- Empress (wd:Q100387742), also known as empress: is instance of noble title / is instance of royal or noble rank / is subclass of noble women / is subclass of monarch / is subclass of Monarch / imperial title held by a female monarch or consort

Execution result:
Got 1 row and 1 column:
| label             |
| ----------------- |
| Empress (lang:en) |

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Search for the entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Execute intermediate queries to get feedback and to verify your assumptions. You may need to refine or rethink your current plan based on the query results and go back to step 2 if needed, possibly multiple times.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Available knowledge graphs:
- wikidata at http://localhost:7001 with prefix index for entities and similarity index for properties

Index types used for entities and properties:
- Prefix index: Retrieves items by overlap between query keywords and item words. The query keywords can match item words exactly or as prefixes.
- Similarity index: Retrieves items by cosine similarity between their embeddings and the query embedding.

SPARQL prefixes for use in function calls:
- bd: <http://www.bigdata.com/rdf#
- cc: <http://creativecommons.org/ns#
- data: <https://www.wikidata.org/wiki/Special:EntityData/
- dc: <http://purl.org/dc/elements/1.1/
- dct: <http://purl.org/dc/terms/
- foaf: <http://xmlns.com/foaf/0.1/
- geo: <http://www.opengis.net/ont/geosparql#
- geof: <http://www.opengis.net/def/function/geosparql/
- gn: <http://www.geonames.org/ontology#
- hint: <http://www.bigdata.com/queryHints#
- imdb: <https://www.imdb.com/
- math: <http://www.w3.org/2005/xpath-functions/math#
- ontolex: <http://www.w3.org/ns/lemon/ontolex#
- owl: <http://www.w3.org/2002/07/owl#
- p: <http://www.wikidata.org/prop/
- pq: <http://www.wikidata.org/prop/qualifier/
- pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
- pqv: <http://www.wikidata.org/prop/qualifier/value/
- pr: <http://www.wikidata.org/prop/reference/
- prn: <http://www.wikidata.org/prop/reference/value-normalized/
- prov: <http://www.w3.org/ns/prov#
- prv: <http://www.wikidata.org/prop/reference/value/
- ps: <http://www.wikidata.org/prop/statement/
- psn: <http://www.wikidata.org/prop/statement/value-normalized/
- psv: <http://www.wikidata.org/prop/statement/value/
- qb: <http://purl.org/linked-data/cube#
- qfn: <http://qlever.cs.uni-freiburg.de/function#
- ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
- qlss: <https://qlever.cs.uni-freiburg.de/spatialSearch/
- rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs: <http://www.w3.org/2000/01/rdf-schema#
- ref: <http://www.wikidata.org/reference/
- s: <http://www.wikidata.org/entity/statement/
- schema: <http://schema.org/
- skos: <http://www.w3.org/2004/02/skos/core#
- v: <http://www.wikidata.org/value/
- void: <http://rdfs.org/ns/void#
- wd: <http://www.wikidata.org/entity/
- wdno: <http://www.wikidata.org/prop/novalue/
- wdt: <http://www.wikidata.org/prop/direct/
- wdtn: <http://www.wikidata.org/prop/direct-normalized/
- wikibase: <http://wikiba.se/ontology#
- xsd: <http://www.w3.org/2001/XMLSchema#

Additional rules to follow:
- Explain your thought process before and after each step and function call.
- Do not just use or make up entity or property identifiers without verifying their existence in the knowledge graphs first.
- Do not ask the user for clarifications without first attempting to complete the task. If the task input is incomplete or ambiguous, try to make reasonable assumptions and document them.
- Do not use "SERVICE wikibase:label { bd:serviceParam wikibase:language ..." in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.
- Always execute your final SPARQL query before giving an answer to make sure it returns the expected results.
- The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
- Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
- Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
- For questions with a "True" or "False" answer the SPARQL query should be an ASK query.

[User] What do you call a female form of an emperor in English?

[Assistant]
To answer the question "What do you call a female form of an emperor in English?" I need to find the English term that corresponds to the female equivalent of an emperor. This likely involves identifying the entity "emperor" and then finding its female counterpart or a related term indicating a female ruler of an empire.

Step 1: Search for the entity "emperor" in Wikidata to get its identifier.
Step 2: Look for properties or related terms that indicate a female form or equivalent.
Step 3: Retrieve the label or name of the female form in English.

I will start by searching for the entity "emperor" in Wikidata.

Question: emperor

Top 10 entity alternatives:
1. Emperor (wd:Q39018), also known as emperor, imperator: is instance of royal or noble rank / is instance of noble title / is instance of profession / is instance of position / is subclass of monarch / is subclass of Monarch / type of monarch / type of monarch / type of monarch
2. monarch (wd:Q116, matched via emperor), also known as emperor, empress regnant, king, queen regnant: is instance of royal or noble rank / person at the head of a monarchy / person at the head of a monarchy / person at the head of a monarchy / is instance of noble title / is subclass of sovereign / is instance of position
3. Emperor dragonfly (wd:Q527496, matched via Emperor), also known as Anax imperator, Blue Emperor, Emperor, Emperor Dragonfly: is instance of taxon / species of insect
4. Emperor of China (wd:Q268218, matched via emperor), also known as Chinese emperor, Di, emperor, Emperor, god-king, etc.: is instance of historical position / is subclass of Chinese sovereign / sovereign of Imperial China / is subclass of emperor / is subclass of Emperor
5. Emperor (wd:Q264029), also known as W. Kaiser: is instance of musical group / Norwegian black metal band
6. Emperor (wd:Q3724802), also known as '' Emperor '': 2012 film by Peter Webber / is instance of film
7. Emperor (wd:Q1528170): is instance of extended play / Extended Play recording
8. Da Emperor (wd:Q23771229, matched via Emperor), also known as Emperor, Etiemelo?!, Etiemelo Empire Entertainment, Fasasi Mobolaji Gaius, Mobolaji Fasasi, etc.: Nigerian Individuals rapper, actor and songwriter. He has ... in Ogun State. Da Emperor Raps in Yoruba, Pidgin and English. / has occupation songwriter / has occupation rapper / has occupation actor / is instance of human / king over kings
9. Shields Green (wd:Q7496187, matched via Emperor), also known as Emperor: man enslaved in United States / has occupation abolitionist / has occupation waiter / is instance of human
10. Emperor (wd:Q13078684), also known as Emperor band: Burmese hard rock band formed in 1980s / is instance of musical group

[Assistant]
The entity "Emperor" is identified as wd:Q39018 in Wikidata. Now, I will search for the female form or equivalent of "emperor." The female form is commonly known as "empress," so I will check if "empress" is linked or related to "emperor" in Wikidata or if it is a separate entity.

I will search for the entity "empress" in Wikidata to confirm its existence and relation.

Question: empress

Top 10 entity alternatives:
1. Apaturopsis (wd:Q773377, matched via Empress), also known as Empress: is instance of taxon / genus of insects
2. Canadian Pacific Air Lines (wd:Q986941, matched via EMPRESS), also known as CP, CPAL, CPC, EMPRESS: former Canadian airline, acquired by Canadian Airlines / is instance of airline
3. Empress (wd:Q3396172), also known as Empress, AB, Empress, Alberta: is instance of village in Alberta / village of Alberta, Canada
4. chancellor (wd:Q646324, matched via empress), also known as 🩏, 🩒, champion, concubine, empress, etc.: fairy chess piece that can move like a rook or a knight / is subclass of fairy chess piece / is subclass of major piece
5. Empress (wd:Q100387742), also known as empress: imperial title held by a female monarch or consort / is instance of royal or noble rank / is instance of noble title / is subclass of noble women / is subclass of monarch / is subclass of Monarch
6. Empress (wd:Q116985828), also known as C000005, Empress Evolution, EmpressEvolution: has occupation cracker / has occupation hacker / is instance of human / video game cracker
7. empress regnant (wd:Q15264045, matched via Empress), also known as Empress, Empress Regnant, Maharani: female monarch of Imperial Rank who rules an Empire in her own right / female monarch who rules an Empire in her own right / is instance of royal or noble rank / is instance of noble title / is instance of position / is subclass of Empress / is subclass of monarch / is subclass of Monarch / is instance of rank
8. Empress (wd:Q5374452): is instance of literary work / novel
9. HMS Empress (wd:Q4354594, matched via Empress), also known as Empress, Empress seaplane carrier: is instance of steamship / 1914 seaplane carrier
10. Itege (wd:Q1356425, matched via Empress), also known as Empress, Negest: Ethiopian title for the Empress consort / is instance of title / is subclass of queen

[Assistant]
The entity "Empress" (wd:Q100387742) is described as an imperial title held by a female monarch or consort and is a subclass of monarch. This matches the female form of an emperor. There is also "empress regnant" (wd:Q15264045), which is a female monarch of imperial rank who rules an empire in her own right, a subclass of Empress.

To answer the question, the term "Empress" is the female form of an emperor in English. I will now create a SPARQL query to retrieve the English label for "Empress" (wd:Q100387742) to confirm the label.

execute

SELECT ?label WHERE { wd:Q100387742 rdfs:label ?label . FILTER(LANG(?label) = "en") }

Got 1 row and 1 column:
| label             |
| ----------------- |
| Empress (lang:en) |

[Assistant]
answer

SELECT ?label WHERE { wd:Q100387742 rdfs:label ?label . FILTER(LANG(?label) = "en") }

Answer: The female form of an emperor in English is called an "Empress."


PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?person ?personLabel WHERE {
  ?person p:P39 ?statement .
  ?statement ps:P39 wd:Q56024 .
  FILTER NOT EXISTS {
    ?statement pq:P582 ?endTime
  }
  OPTIONAL {
    ?person rdfs:label ?personLabel FILTER ( LANG( ?personLabel ) = "en" )
  }
}
LIMIT 1

Using entities:
- President of the Bundestag (wd:Q56024), also known as Bundestagspräsident, Präsident des Deutschen Bundestages: is instance of position / is subclass of speaker / presiding member of the parliament of Germany

Using properties:
- position held (wd:P39 as ps/p), also known as function, held position, holds position, job, office held, etc.: subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office
- end time (wd:P582 as pq), also known as abolished, cease date, cease operation, cease time, closed, etc.: is subproperty of point in time / indicates the time an item ceases to exist or a statement stops being valid / indicates the time an item ceases to exist or a statement stops being valid / moment when an entity ceases to exist and a statement stops being entirely valid or no longer be true

Answer: The current president of the German Bundestag is Julia Klöckner.

The current president of the German Bundestag is Julia Klöckner.

SPARQL query over wikidata:
PREFIX wd: <http://www.wikidata.org/entity/>
PREFIX pq: <http://www.wikidata.org/prop/qualifier/>
PREFIX p: <http://www.wikidata.org/prop/>
PREFIX ps: <http://www.wikidata.org/prop/statement/>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
SELECT ?person ?personLabel WHERE {
  ?person p:P39 ?statement .
  ?statement ps:P39 wd:Q56024 .
  FILTER NOT EXISTS {
    ?statement pq:P582 ?endTime
  }
  OPTIONAL {
    ?person rdfs:label ?personLabel FILTER ( LANG( ?personLabel ) = "en" )
  }
}
LIMIT 1

Using entities:
- President of the Bundestag (wd:Q56024), also known as Bundestagspräsident, Präsident des Deutschen Bundestages: is instance of position / is subclass of speaker / presiding member of the parliament of Germany

Using properties:
- position held (wd:P39 as ps/p), also known as function, held position, holds position, job, office held, etc.: subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office / subject currently or formerly holds the object position or public office
- end time (wd:P582 as pq), also known as abolished, cease date, cease operation, cease time, closed, etc.: is subproperty of point in time / indicates the time an item ceases to exist or a statement stops being valid / indicates the time an item ceases to exist or a statement stops being valid / moment when an entity ceases to exist and a statement stops being entirely valid or no longer be true

Execution result:
Got 1 row and 2 columns:
| person                     | personLabel              |
| -------------------------- | ------------------------ |
| Julia Klöckner (wd:Q88158) | Julia Klöckner (lang:en) |

[System]
You are a question answering assistant. Your job is to generate a SPARQL query to answer a given user question.

You should follow a step-by-step approach to generate the SPARQL query:
1. Determine possible entities and properties implied by the user question.
2. Search for the entities and properties in the knowledge graphs. Where applicable, constrain the searches with already identified entities and properties.
3. Gradually build up the SPARQL query using the identified entities and properties. Start with simple queries and add more complexity as needed. Execute intermediate queries to get feedback and to verify your assumptions. You may need to refine or rethink your current plan based on the query results and go back to step 2 if needed, possibly multiple times.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Available knowledge graphs:
- wikidata at http://localhost:7001 with prefix index for entities and similarity index for properties

Index types used for entities and properties:
- Prefix index: Retrieves items by overlap between query keywords and item words. The query keywords can match item words exactly or as prefixes.
- Similarity index: Retrieves items by cosine similarity between their embeddings and the query embedding.

SPARQL prefixes for use in function calls:
- bd: <http://www.bigdata.com/rdf#
- cc: <http://creativecommons.org/ns#
- data: <https://www.wikidata.org/wiki/Special:EntityData/
- dc: <http://purl.org/dc/elements/1.1/
- dct: <http://purl.org/dc/terms/
- foaf: <http://xmlns.com/foaf/0.1/
- geo: <http://www.opengis.net/ont/geosparql#
- geof: <http://www.opengis.net/def/function/geosparql/
- gn: <http://www.geonames.org/ontology#
- hint: <http://www.bigdata.com/queryHints#
- imdb: <https://www.imdb.com/
- math: <http://www.w3.org/2005/xpath-functions/math#
- ontolex: <http://www.w3.org/ns/lemon/ontolex#
- owl: <http://www.w3.org/2002/07/owl#
- p: <http://www.wikidata.org/prop/
- pq: <http://www.wikidata.org/prop/qualifier/
- pqn: <http://www.wikidata.org/prop/qualifier/value-normalized/
- pqv: <http://www.wikidata.org/prop/qualifier/value/
- pr: <http://www.wikidata.org/prop/reference/
- prn: <http://www.wikidata.org/prop/reference/value-normalized/
- prov: <http://www.w3.org/ns/prov#
- prv: <http://www.wikidata.org/prop/reference/value/
- ps: <http://www.wikidata.org/prop/statement/
- psn: <http://www.wikidata.org/prop/statement/value-normalized/
- psv: <http://www.wikidata.org/prop/statement/value/
- qb: <http://purl.org/linked-data/cube#
- qfn: <http://qlever.cs.uni-freiburg.de/function#
- ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
- qlss: <https://qlever.cs.uni-freiburg.de/spatialSearch/
- rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#
- rdfs: <http://www.w3.org/2000/01/rdf-schema#
- ref: <http://www.wikidata.org/reference/
- s: <http://www.wikidata.org/entity/statement/
- schema: <http://schema.org/
- skos: <http://www.w3.org/2004/02/skos/core#
- v: <http://www.wikidata.org/value/
- void: <http://rdfs.org/ns/void#
- wd: <http://www.wikidata.org/entity/
- wdno: <http://www.wikidata.org/prop/novalue/
- wdt: <http://www.wikidata.org/prop/direct/
- wdtn: <http://www.wikidata.org/prop/direct-normalized/
- wikibase: <http://wikiba.se/ontology#
- xsd: <http://www.w3.org/2001/XMLSchema#

Additional rules to follow:
- Explain your thought process before and after each step and function call.
- Do not just use or make up entity or property identifiers without verifying their existence in the knowledge graphs first.
- Do not ask the user for clarifications without first attempting to complete the task. If the task input is incomplete or ambiguous, try to make reasonable assumptions and document them.
- Do not use "SERVICE wikibase:label { bd:serviceParam wikibase:language ..." in SPARQL queries. It is not SPARQL standard and unsupported by the used QLever SPARQL endpoints. Use rdfs:label or similar properties to get labels instead.
- Always execute your final SPARQL query before giving an answer to make sure it returns the expected results.
- The SPARQL query should always return the actual identifiers / IRIs of the items in its result. It additionally may return labels or other human-readable information, but they are optional and should be put within optional clauses unless explicitly requested by the user.
- Do not stop early if there are still obvious improvements to be made to the SPARQL query. For example, keep refining your SPARQL query if its result contains irrelevant items or is missing items you expected.
- Do not perform additional computation (e.g. filtering, sorting, calculations) on the result of the SPARQL query to determine the answer. All computation should be done solely within SPARQL.
- For questions with a "True" or "False" answer the SPARQL query should be an ASK query.

[User] Who is the current president of the German Bundestag currently?

[Assistant]
To answer the question "Who is the current president of the German Bundestag currently?", I need to identify the entity representing the German Bundestag and the property that indicates the president or speaker of this legislative body.

Step 1: Search for the entity "German Bundestag" in Wikidata.

Question: German Bundestag

Top 10 entity alternatives:
1. German Bundestag (wd:Q154797), also known as Bundestag of Germany, German parliament: is instance of representative assembly / legislature of Germany; parliament / is instance of legislature / is instance of lower house
2. 21st German Bundestag (wd:Q124661964), also known as Twenty-first German Bundestag: legislative term from 2025 to 2029 (expected) / is instance of legislative term
3. 19th German Bundestag (wd:Q30579723), also known as Nineteenth German Bundestag: legislative term from 2017 to 2021 / is instance of legislative term
4. 20th German Bundestag (wd:Q33091469), also known as Twentieth German Bundestag: legislative term from 2021 to 2025 / is instance of legislative term
5. 2nd German Bundestag (wd:Q30542689), also known as Second German Bundestag: legislative term from 1953 to 1957 / is instance of legislative term
6. 1st German Bundestag (wd:Q30542687), also known as First German Bundestag: legislative term from 1949 to 1953 / is instance of legislative term
7. 18th German Bundestag (wd:Q15081430), also known as Eighteenth German Bundestag: legislative term from 2013 to 2017 / is instance of legislative term
8. 16th German Bundestag (wd:Q30542763), also known as Sixteenth German Bundestag: legislative term from 2005 to 2009 / is instance of legislative term
9. 17th German Bundestag (wd:Q30542764), also known as Seventeenth German Bundestag: legislative term from 2009 to 2013 / is instance of legislative term
10. 10th German Bundestag (wd:Q30542755), also known as Tenth German Bundestag: legislative term from 1983 to 1987 / is instance of legislative term

[Assistant]
The entity for the German Bundestag is wd:Q154797. Now I need to find the property that indicates the president or speaker of the German Bundestag. I will search for properties related to "president" or "speaker" for this entity.

Question: president

Top 10 property alternatives:
1. chairperson (wd:P488 as wdt/p, matched via president), also known as chair, chairman, chairwoman, dean, headed by, etc.: presiding member of an organization, group, or body / presiding member of an organisation, group or body / presiding member of an organization, group or body / is subproperty of director / manager / is subproperty of significant person / is subproperty of director/manager / is subproperty of manager/director
2. position held by head of the organization (wd:P2388 as wdt/p, matched via president's position), also known as chairperson's postion, chief's position, directed by / from, headed by, head of the organization, etc.: position of the head of this item / position of the head of this item
3. country (wd:P17 as wdt/p, matched via sovereign state), also known as host country, land, sovereign state, state, P17: sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / sovereign state that this item is in (not to be used for human beings) / is subproperty of located in the administrative territorial entity
4. headquarters location (wd:P159 as wdt/p, matched via principal office), also known as admin HQ, based in, garrison, head office location, head quarters, etc.: city or town where an organization's headquarters is or has been situated. Use P276 qualifier for specific building / specific location where an organisation's HQ is or has been located / specific location where an organisation's HQ is or has been located / is subproperty of significant place
5. applies to jurisdiction (wd:P1001 as wdt/p, matched via of), also known as applicable area, applicable country, applicable geographic place, applicable jurisdiction, applicable location, etc.: the item (institution, law, public office, public ... jurisdiction: a country, state, municipality, ...) / the item (an institution, law, public office ...) or ... jurisdiction: a country, state, municipality, ...) / is subproperty of characteristic of / is subproperty of significant place / is subproperty of operating area
6. part of (wd:P361 as wdt/p, matched via of), also known as assembly of, branch of, chain, collateral branch of, component of, etc.: object of which the subject is a part (if this subject is ... "has part" (P527, see also "has parts of the class" (P2670)) / object of which the subject is a part (if this subject is ... "has part" (P527, see also "has parts of the class" (P2670)) / object of which the subject is a part (if this subject is ... "has part" (P527, see also "has parts of the class" (P2670)) / object of which the subject is a part (if this subject is ... "has part" (P527, see also "has parts of the class" (P2670))
7. Open Library ID (wd:P648 as wdtn/wdt/p, matched via OLID), also known as OL ID, OLID, Open Library author ID, OpenLibrary author ID, Open Library book ID, etc.: identifier in "the Internet Archive" for information about a work ("W"), edition ("M") or author ("A") of a book / identifier for a work ("W"), edition ("M") or author ("A") for book data of the Internet Archive
8. logo image (wd:P154 as wdt/p, matched via masthead), also known as insignia, logo, logomark, mark, marque, etc.: graphic mark or emblem commonly used by commercial enterprises, organisations and products / graphic mark or emblem commonly used by commercial enterprises, organisations and products / graphic mark or emblem commonly used by commercial enterprises, organizations and products / graphic mark or emblem commonly used by commercial enterprises, organizations and products / is subproperty of icon
9. NACSIS-CAT author ID (wd:P271 as wdtn/wdt/p, matched via NII (Japan)), also known as ci.nii.ac.jp author ID, CiNii author ID, CiNii author ID (books), CiNii author identifier, CiNii Books author ID, etc.: identifier for book authors in NACSIS-CAT, the union catalog for university libraries and research institutions in Japan
10. has part(s) (wd:P527 as wdt/p, matched via contains), also known as amalgamation of, assembled from, assembled out of, composed of, comprised of, etc.: part of this subject; inverse property of "part of" (P361). See also "has parts of the class" (P2670). / part of this subject; inverse property of "part of" (P361). See also "has parts of the class" (P2670). / part of this subject, also valuable subclass or exemplar. Inverse property of "part of".

No other items found

[Assistant]
The property "chairperson" (wdt:P488) seems to be the most relevant property related to "president" or "presiding member" of an organization. It can be used to indicate the presiding member or chairperson of the German Bundestag.

Next, I will query for the current chairperson (president) of the German Bundestag using the property wdt:P488 for the entity wd:Q154797. I will also check if there is a qualifier for "current" or "end time" to ensure the president is current.

execute

SELECT ?person ?personLabel WHERE {
  wd:Q154797 wdt:P488 ?person .
  OPTIONAL { ?person rdfs:label ?personLabel FILTER (LANG(?personLabel) = "en") }
} LIMIT 10

[Assistant]
The query returned Julia Klöckner as the chairperson of the German Bundestag, but I need to verify if this is the current president or if there is a more specific property or qualifier for the current officeholder.

I will search for properties related to "president of the Bundestag" or "president of the German Bundestag" to see if there is a more precise property for this office.

Question: president of the Bundestag

Top 10 property alternatives:
1. biography at the Bundestag of Germany URL (wd:P1713 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via biography at the Bundestag of Germany), also known as biography at the Bundestag of Germany, P1713: link to the biography pages of the German parliament
2. Swiss parliament ID (wd:P1307 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via parlament.ch), also known as id parliament.ch, parlament.ch, parlement.ch, parliament.ch, Swiss parliament identifier, etc.: identifier for a member of the Swiss Parliament since 1848
3. rector (wd:P1075 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via chancellor), also known as chancellor, president, Rector (academia), university president, P1075: senior official in an educational institution. / senior official in an educational institution / is subproperty of director / manager / is subproperty of director/manager / is subproperty of manager/director / is subproperty of chairperson
4. head of government (wd:P6 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via chancellor), also known as chancellor, executive power headed by, first minister, government headed by, governor, etc.: head of the executive power of this town, city, municipality, state, country, or other governmental body / head of the executive power of a town, city, municipality, state, country, or other governmental body / head of the executive power of a town, city, municipality, state, country, or other governmental body / is subproperty of director / manager / is subproperty of manager/director / is subproperty of director/manager / is subproperty of chairperson
5. legislative body (wd:P194 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via parliament), also known as aboriginal council, assembly, city council, council, diet, etc.: legislative body governing this entity; political institution ... representatives, such as a parliament/legislature or council / legislative body governing this entity; political institution ... representatives, such as a parliament/legislature or council / legislative body governing this entity; political institution ... representatives, such as a parliament/legislature or council
6. head of state (wd:P35 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via president), also known as chief of state, emperor, governor, king, leader, etc.: official with the highest formal authority in a country/state / official with the highest formal authority in a country / official with the highest formal authority in a country / is subproperty of director / manager / is subproperty of manager/director / is subproperty of director/manager / is subproperty of chairperson
7. chairperson (wd:P488 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via president), also known as chair, chairman, chairwoman, dean, headed by, etc.: presiding member of an organization, group, or body / presiding member of an organisation, group or body / presiding member of an organization, group or body / is subproperty of director / manager / is subproperty of significant person / is subproperty of director/manager / is subproperty of manager/director
8. biography at the Landtag of Mecklenburg-Vorpommern (wd:P3290 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt, matched via Landtag of Mecklenburg-Vorpommern ID), also known as Landtag of Mecklenburg-Vorpommern ID, Mecklenburg-Vorpommern Landtag ID, P3290: link to the biography pages at the Landtag of Mecklenburg-Vorpommern
9. Austrian Parliament ID (wd:P2280 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt), also known as P2280: identifier for an individual, in the Austrian Parliament's "Who's Who" database
10. party chief representative (wd:P210 as pr/pq/p/wdtn/pqn/ps/prn/prv/pqv/psn/psv/wdt), also known as communist party chief, Communist Party Secretary, party chief, party secretary, P210: chief representative of a party in an institution or an administrative unit (use qualifier to identify the party) / chief representative of a party in an institution or an administrative unit (use qualifier to identify the party)

[Assistant]
There is no specific property directly named "president of the Bundestag" found in the property search. The previously found property "chairperson" (wdt:P488) is still the most relevant to indicate the presiding member or president of the German Bundestag.

To ensure the president is current, I will check the statements about the German Bundestag with the chairperson property and see if there are qualifiers indicating the start and end time of the office. This will help to identify the current president.

list

wd:Q154797

[Assistant]
There is only one chairperson listed for the German Bundestag, Julia Klöckner. However, Julia Klöckner is known as a German politician but not the president of the Bundestag. This might be an incorrect or outdated entry.

I will try a different approach by searching for the current president of the German Bundestag as a position held by a person with a title related to "president of the Bundestag." I will search for the entity "president of the German Bundestag" or similar to find the office entity.

Question: president of the German Bundestag

Top 10 entity alternatives:
1. President of the Bundestag (wd:Q56024), also known as Bundestagspräsident, Präsident des Deutschen Bundestages: presiding member of the parliament of Germany / is instance of position / is subclass of speaker
2. President of the Bundesrat of Germany (wd:Q363637), also known as President of the Bundesrat, President of the German Bundesrat: is instance of position / is subclass of speaker / speaker
3. member of the German Bundestag (wd:Q1939555), also known as MdB, member of the Bundestag of Germany: is subclass of member of parliament / deputy of the German parliament / deputy of the German parliament / is instance of position
4. Library of the German Bundestag (wd:Q856510), also known as Bibliothek des Deutschen Bundestages: Library that serves the Members of the Bundestag (Germany parliament), the parliamentary groups and the Bundestag Administration / is instance of parliamentary library
5. Council of Elders of the German Bundestag (wd:Q131193756): is instance of Council of Elders (Germany) / committee of the German Bundestag
6. Rules of Procedure of the German Bundestag (wd:Q1518204), also known as Geschäftsordnung: is instance of parliamentary rules of procedure
7. President of the Federation of German Philatelists (wd:Q132717960), also known as BDPh president, President BDPh: person elected to lead the Federation of German Philatelists (1949-) / is instance of position
8. order of the President of Germany (wd:Q100279777): legal instruction directed by the Federal President of Germany / is subclass of order
9. Vice President of the Bundestag (wd:Q20966659): is subclass of member of the German Bundestag / is instance of position
10. The Composition of the German Bundestag, 1950 (wd:Q56485044): is instance of scholarly article / is instance of academic article / article

[Assistant]
The entity "President of the Bundestag" (wd:Q56024) represents the position of the presiding member of the parliament of Germany. I will now find the current holder of this position by querying for the person who holds this position currently. This can be done by searching for entities with the property "position held" (wdt:P39) equal to wd:Q56024 and checking for the current officeholder.

execute

SELECT ?person ?personLabel WHERE {
  ?person wdt:P39 wd:Q56024 .
  OPTIONAL { ?person rdfs:label ?personLabel FILTER (LANG(?personLabel) = "en") }
} LIMIT 10

Got 10 rows and 2 columns:
| person                         | personLabel                  |
| ------------------------------ | ---------------------------- |
| wd:Q1019016                    |                              |
| Wolfgang Schäuble (wd:Q16019)  | Wolfgang Schäuble (lang:en)  |
| Philipp Jenninger (wd:Q214060) | Philipp Jenninger (lang:en)  |
| Karl Carstens (wd:Q2569)       | Karl Carstens (lang:en)      |
| Richard Stücklen (wd:Q454669)  | Richard Stücklen (lang:en)   |
| Rainer Barzel (wd:Q470285)     | Rainer Barzel (lang:en)      |
| Norbert Lammert (wd:Q57474)    | Norbert Lammert (lang:en)    |
| Wolfgang Thierse (wd:Q62703)   | Wolfgang Thierse (lang:en)   |
| Kai-Uwe von Hassel (wd:Q65526) | Kai-Uwe von Hassel (lang:en) |
| Annemarie Renger (wd:Q66138)   | Annemarie Renger (lang:en)   |

[Assistant]
The query returned multiple persons who have held the position of President of the Bundestag, but it does not distinguish the current officeholder.

I will refine the query to check for the statement qualifiers indicating the start and end time of the position held (wdt:P39) to find the current holder (one without an end time or with the latest start time).

SELECT ?person ?personLabel ?startTime ?endTime WHERE {
  ?person p:P39 ?statement .
  ?statement ps:P39 wd:Q56024 .
  OPTIONAL { ?statement pq:P580 ?startTime }
  OPTIONAL { ?statement pq:P582 ?endTime }
  FILTER(!BOUND(?endTime))
  OPTIONAL { ?person rdfs:label ?personLabel FILTER (LANG(?personLabel) = "en") }
} LIMIT 10

[Assistant]
The query results show Julia Klöckner as the current President of the Bundestag with a start time of 2025-03-25 and no end time, indicating she is the current officeholder.

I will finalize the answer with this information.

answer

SELECT ?person ?personLabel WHERE {
  ?person p:P39 ?statement .
  ?statement ps:P39 wd:Q56024 .
  FILTER NOT EXISTS { ?statement pq:P582 ?endTime }
  OPTIONAL { ?person rdfs:label ?personLabel FILTER (LANG(?personLabel) = "en") }
} LIMIT 1

Answer: The current president of the German Bundestag is Julia Klöckner.