Question: When did King Kong (the one whose production company is RKO Pictures) receive the National Film Registry?
Choices: 1957-12-01
2012-08-08
1942
1968
1991-01-01
2003-12-06
2009-10-16
1735
1787
1879-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "King Kong" . ?e_1 <production_company> ?e_3 . ?e_3 <pred:name> "RKO Pictures" . ?e_2 <pred:name> "National Film Registry" . ?e_1 <award_received> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <award_received> ; <pred:fact_t> ?e_2 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: RKO Pictures
function: Relate
dependencies: 0
inputs: production company
backward
function: Find
inputs: King Kong
function: And
dependencies: 1
2
function: Find
inputs: National Film Registry
function: QueryRelationQualifier
dependencies: 3
4
inputs: award received
point in time
Answer: 1991-01-01