Question: What is the beginning date that Sony becomes the copyright representative for The Beatles (whose genre is psychedelic rock)?
Choices: 1727
1740-12-16
1920-08-11
1971-01-12
1998-08-27
1282
1701
1918-03-12
1988-09-10
1995
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "The Beatles" . ?e_1 <genre> ?e_3 . ?e_3 <pred:name> "psychedelic rock" . ?e_2 <pred:name> "Sony" . ?e_1 <copyright_representative> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <copyright_representative> ; <pred:fact_t> ?e_2 ] <start_time> ?qpv .  }
Program:
function: Find
inputs: psychedelic rock
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: The Beatles
function: And
dependencies: 1
2
function: Find
inputs: Sony
function: QueryRelationQualifier
dependencies: 3
4
inputs: copyright representative
start time
Answer: 1995