Question: When was Stephen Stills' Alabama published?
Choices: 2005-12-11
2000-09-25
2001-04-04
1972-10-23
2010-03-11
2003-11-13
1997-09-12
1972
1968-08-27
2002-08-22
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Alabama" . ?e <performer> ?e_1 . ?e_1 <pred:name> "Stephen Stills" .  ?e <publication_date> ?pv .  }
Program:
function: Find
inputs: Stephen Stills
function: Relate
dependencies: 0
inputs: performer
backward
function: Find
inputs: Alabama
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
Answer: 1972