Question: When was the theatre award that was received by Joel Grey founded?
Choices: 1871-12-31
1913
1870-06-15
1947
1966-12-19
1948-05-14
479
1988
1297
1940-06-30
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "theatre award" . ?e_1 <award_received> ?e . ?e_1 <pred:name> "Joel Grey" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Joel Grey
function: Relate
dependencies: 0
inputs: award received
forward
function: FilterConcept
dependencies: 1
inputs: theatre award
function: QueryAttr
dependencies: 2
inputs: inception
Answer: 1947