Question: When was the agency based in Dearborn established?
Choices:
1903-06-16
1983-01-01
1902-06-17
1946-08-23
1854-04-14
1991-01-01
1906-03-06
1789-01-01
1894-11-20
1795-04-13
Answer: 1903-06-16
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "agent" . ?e <location_of_formation> ?e_1 . ?e_1 <pred:name> "Dearborn" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Dearborn
function: Relate
dependencies: 0
inputs: location of formation
backward
function: FilterConcept
dependencies: 1
inputs: agent
function: QueryAttr
dependencies: 2
inputs: inception