Question: When was the single whose lyrics is written by Bono published?
Choices:
2004-12-16
2016-01-21
1994-07-15
2011-06-02
1998-11-11
1988-03-07
1998-07-15
1972-02-02
2007-05-11
2001-12-18
Program:
function: Find
inputs: Bono
function: Relate
dependencies: 0
inputs: lyrics by
backward
function: FilterConcept
dependencies: 1
inputs: single
function: QueryAttr
dependencies: 2
inputs: publication date
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "single" . ?e <lyrics_by> ?e_1 . ?e_1 <pred:name> "Bono" .  ?e <publication_date> ?pv .  }
Answer: 1988-03-07