Question: When was the sound associated with Justin Bieber established?
Choices: 1985-01-01
1796-06-01
1989
1997
1995-12-04
1999-06-01
1608
1864-08-09
1845-12-29
1866-01-01
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sound" . ?e <famous_people> ?e_1 . ?e_1 <pred:name> "Justin Bieber" .  ?e <inception> ?pv .  }
Program:
function: Find
inputs: Justin Bieber
function: Relate
dependencies: 0
inputs: famous people
backward
function: FilterConcept
dependencies: 1
inputs: sound
function: QueryAttr
dependencies: 2
inputs: inception
Answer: 1985-01-01