Question: What is the publication date of the single whose lyrics is written by David Bowie (the one that is famous for blue-eyed soul)
Choices:
2008-01-01
1975-07-25
2008-09-04
1990-09-21
2012-06-05
2003-05-22
2001-01-11
1962-10-04
2005
2007-07-13
Program:
function: Find
inputs: blue-eyed soul
function: Relate
dependencies: 0
inputs: famous people
forward
function: Find
inputs: David Bowie
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: lyrics by
backward
function: FilterConcept
dependencies: 4
inputs: single
function: QueryAttr
dependencies: 5
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> "David Bowie" . ?e_2 <famous_people> ?e_1 . ?e_2 <pred:name> "blue-eyed soul" .  ?e <publication_date> ?pv .  }
Answer: 1975-07-25