Question: When was the US city located in Washington founded?
Choices:
1846-03-30
1909-12-19
1859-01-28
1798-03-21
1789-04-01
-5000
1855-02-20
1889-01-30
1844
1947-05-03
Answer: 1859-01-28
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <located_in_the_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "Washington" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Washington
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
backward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: inception