PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX wdt: <http://www.wikidata.org/prop/direct/>
PREFIX wd: <http://www.wikidata.org/entity/>
SELECT ?spouse ?spouseLabel WHERE {
  wd:Q34969 wdt:P26 ?spouse .
  OPTIONAL {
    ?spouse rdfs:label ?spouseLabel .
    FILTER ( LANG( ?spouseLabel ) = "en" )
  }
}

The name of Benjamin Franklin's wife is Deborah Read Franklin.

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

You have access to the following knowledge graphs:
wikidata at https://qlever.cs.uni-freiburg.de/api/wikidata-sebastian

You can use the following SPARQL prefixes implicitly in all functions:
cc: <http://creativecommons.org/ns#
data: <https://www.wikidata.org/wiki/Special:EntityData/
dct: <http://purl.org/dc/terms/
geo: <http://www.opengis.net/ont/geosparql#
geof: <http://www.opengis.net/def/function/geosparql/
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/
qfn: <http://qlever.cs.uni-freiburg.de/function#
ql: <http://qlever.cs.uni-freiburg.de/builtin-functions/
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/
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#
foaf: <http://xmlns.com/foaf/0.1/
dc: <http://purl.org/dc/elements/1.1/
gn: <http://www.geonames.org/ontology#
bd: <http://www.bigdata.com/rdf#
hint: <http://www.bigdata.com/queryHints#
qb: <http://purl.org/linked-data/cube#
void: <http://rdfs.org/ns/void#

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. Use the functions to search for 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. Use the execute function to get feedback on intermediate queries. You can go back and forth between knowledge graph searches and SPARQL query executions to refine the query.
4. Use the answer or cancel function to finalize your answer and stop the generation process.

Additional rules:
1. Explain your thought process before and after each step and function call.
2. Do not assume or make up any entities or properties without verifying them with the knowledge graphs and functions.
3. 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.
4. 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.
5. 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.
6. For questions with a "True" or "False" answer the SPARQL query should be an ASK query.
7. 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.

[User] what was the name of benjamin franklin wife?

[Assistant] To answer the question about Benjamin Franklin's wife, we need to identify the entity for Benjamin Franklin and then find the property that represents his spouse. Let's start by searching for Benjamin Franklin in the knowledge graph.

[Tool]
Top 10 entity alternatives:
1. Benjamin Franklin, also known as The First American, Silence Dogood, Poor Richard, Ben Franklin, Franklin (wd:Q34969): American polymath and statesman (1706–1790), politician, polymath, diplomat, writer
2. Benjamin Franklin, also known as The First American, Silence Dogood, Poor Richard, Franklin, Ben Franklin (wd:Q34969): American polymath and statesman (1706–1790), politician, polymath, diplomat, writer
3. Statue of Benjamin Franklin, also known as Benjamin Franklin, Benjamin Franklin Statue (wd:Q4888607): statue in Washington, D.C.
4. Statue of Benjamin Franklin, also known as statue of Benjamin Franklin (Boston), Benjamin Franklin (wd:Q49474378): statue in Boston, Massachusetts
5. Benjamin Franklin (wd:Q23016654): sculpture in San Francisco
6. Benjamin Franklin, also known as Sir Benjamin Franklin (wd:Q4888611): military physician, British surgeon, surgeon
7. Benjamin Franklin (wd:Q4888609): 1974 miniseries
8. Benjamin Franklin (wd:Q4888604): 2002 television series
9. Statue of Benjamin Franklin, also known as Benjamin Franklin (wd:Q4888606): statue outside College Hall, University of Pennsylvania, Philadelphia
10. Statue of Benjamin Franklin, also known as Benjamin Franklin (wd:Q22021867): statue in Portland, Oregon

[Assistant] The top result for Benjamin Franklin is `wd:Q34969`, which seems to be the correct entity for the historical figure. Next, we need to find the property that represents his spouse. We can search for properties related to "spouse" or "wife" for this entity.

[Tool]
Top 10 property alternatives:
1. spouse, also known as married partner, married to, marry, partner, spouses (wd:P26 as wdt/p): the subject has the object as their spouse (husband, wife, partn...etc.). Use "unmarried partner" (P451) for non-married companions, significant person, relative
2. relative, also known as relatives, grandparent, relation, non-binary parent, niece (wd:P1038 as wdt/p): family member (qualify with "kinship to subject", P1039; for direct family member please use specific property), significant person
3. occupation, also known as job, work, vocation, profession, employment (wd:P106 as wdt/p): occupation of a person; see also "field of work" (Property:P101), "position held" (Property:P39)
4. given name, also known as name, proper name, personal name, middle name, forename (wd:P735 as wdt/p): first name or another given name of this person; values used with the property should not link disambiguations nor family names, name
5. child, also known as has son, kids, mother of, kid, issue (wd:P40 as wdt/p): subject has object as child. Do not use for stepchildren—use "relative" (P1038), qualified with "type of kinship" (P1039), significant person, relative
6. father, also known as son of, child of, parent, is son of, is daughter of (wd:P22 as wdt/p): male parent of the subject. For stepfather, use "stepparent" (P3448), parent
7. sex or gender, also known as gender or sex, sex, gender identity, gender expression, gender (wd:P21 as wdt/p): sex or gender identity of human or animal. For human: male, fema...m, female organism. Groups of same gender use subclass of (P279)
8. mother, also known as mom, is child of, mommy, mum, mummy (wd:P25 as wdt/p): female parent of the subject. For stepmother, use "stepparent" (P3448), parent
9. family name, also known as clan name, last name, surname (wd:P734 as wdt/p): part of full name of person, name
10. country of citizenship, also known as subject of (country), nation of citizenship, national of, nationality, nation (wd:P27 as wdt/p): the object is a country that recognizes the subject as its citizen, country

No other items found

[Assistant]
The top result for the property related to "spouse" is `wdt:P26`. Now, let's construct a SPARQL query to find the spouse of Benjamin Franklin (`wd:Q34969`).

Here is the initial SPARQL query:

```sparql
SELECT ?spouse WHERE {
  wd:Q34969 wdt:P26 ?spouse .
}
```

Let's execute this query to find the spouse of Benjamin Franklin.

[Tool]
Got 1 row and 1 column:
| spouse                              |
| ----------------------------------- |
| Deborah Read Franklin (wd:Q3020859) |

[Assistant]
The query returned the spouse of Benjamin Franklin, which is `wd:Q3020859` (Deborah Read Franklin). To provide a more complete answer, we can include the label of the spouse in the query. However, since the user did not explicitly request the label, we will keep it optional.

Here is the final SPARQL query:

```sparql
SELECT ?spouse ?spouseLabel WHERE {
  wd:Q34969 wdt:P26 ?spouse .
  OPTIONAL { ?spouse rdfs:label ?spouseLabel . FILTER(LANG(?spouseLabel) = "en") }
}
```

Let's execute this query to get the final answer.

[Tool]
Got 1 row and 2 columns:
| spouse                              | spouseLabel                |
| ----------------------------------- | -------------------------- |
| Deborah Read Franklin (wd:Q3020859) | Deborah Read Franklin (en) |

[Assistant]
The query has successfully returned the spouse of Benjamin Franklin, along with the label. The spouse of Benjamin Franklin is `wd:Q3020859` (Deborah Read Franklin).

Here is the final answer:

```sparql
SELECT ?spouse ?spouseLabel WHERE {
  wd:Q34969 wdt:P26 ?spouse .
  OPTIONAL { ?spouse rdfs:label ?spouseLabel . FILTER(LANG(?spouseLabel) = "en") }
}
```

The name of Benjamin Franklin's wife is **Deborah Read Franklin**.

[Tool] Stopped generation process

[User]
Feedback (status=done):
The output is correct and complete. The SPARQL query successfully retrieves the name of Benjamin Franklin's wife, Deborah Read Franklin, from Wikidata.