Question: What is the official website of the record label headquartered in California (the one that is the narrative location of Back to the Future Part III)?
Choices: http://www.margincallmovie.com
http://www2.warnerbros.com/superman/home.html
https://www.warnerbros.com/kiss-kiss-bang-bang
http://www.shirleytemple.com/
http://www.thesessionsmovie.com
http://www.mariposacounty.org
https://www.stpatsfc.com/
http://www.lakedistrict.gov.uk/
http://www.wolverhampton.gov.uk/
http://www.metalblade.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "record label" . ?e <headquarters_location> ?e_1 . ?e_1 <pred:name> "California" . ?e_2 <narrative_location> ?e_1 . ?e_2 <pred:name> "Back to the Future Part III" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Back to the Future Part III
function: Relate
dependencies: 0
inputs: narrative location
forward
function: Find
inputs: California
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: headquarters location
backward
function: FilterConcept
dependencies: 4
inputs: record label
function: QueryAttr
dependencies: 5
inputs: official website
Answer: http://www.metalblade.com