Question: When did Robbie Williams (the marimba player) win the MTV Video Music Award for Best Visual Effects?
Choices: 1965-04-13
1986-09-22
2008-12-01
1562
1557-01-01
2017-09-14
2013-01-04
2001
1990
2017-12-31
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "MTV Video Music Award for Best Visual Effects" . ?e_2 <pred:name> "Robbie Williams" . ?e_2 <instrument> ?e_3 . ?e_3 <pred:name> "marimba" . ?e_1 <winner> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <winner> ; <pred:fact_t> ?e_2 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: MTV Video Music Award for Best Visual Effects
function: Find
inputs: marimba
function: Relate
dependencies: 1
inputs: instrument
backward
function: Find
inputs: Robbie Williams
function: And
dependencies: 2
3
function: QueryRelationQualifier
dependencies: 0
4
inputs: winner
point in time
Answer: 2001