Question: When was D. W. Griffith's film production company founded?
Choices: 1919
2009-01-01
1846-01-31
1966-10-01
1788-04-28
1946-05-11
1874-11-21
1841-03-31
1852-12-22
1870-11-08
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "film production company" . ?e_1 <found> ?e . ?e_1 <pred:name> "D. W. Griffith" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: D. W. Griffith
function: Relate
dependencies: 0
inputs: found
forward
function: FilterConcept
dependencies: 1
inputs: film production company
function: QueryAttr
dependencies: 2
inputs: inception
Answer: 1919