Question: When was Christopher Cross (the one whose genre is rock music) awarded the Grammy Award for Best New Artist?
Choices: 1981-01-01
2011-09-18
2017-01-01
2018-01-08
1786-01-01
1997-06-18
1983-12-01
1907
2004-02-08
1864
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "Christopher Cross" . ?e_1 <genre> ?e_3 . ?e_3 <pred:name> "rock music" . ?e_2 <pred:name> "Grammy Award for Best New Artist" . ?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: rock music
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: Christopher Cross
function: And
dependencies: 1
2
function: Find
inputs: Grammy Award for Best New Artist
function: QueryRelationQualifier
dependencies: 3
4
inputs: award received
point in time
Answer: 1981-01-01