Question: What is the website for the visual artwork that is centered around the Spanish Civil War?
Choices: http://www.acperugiacalcio.it/index.php
http://www.oregon.gov
http://www.co.apache.az.us
http://www.letmein-movie.com
http://www.panslabyrinth.com
http://www.ucl.ac.uk/slade/
http://www.fromsoftware.jp/
http://www.epicrecords.com
http://www.sonypictures.com/movies/marieantoinette/
http://www.kungfupanda2videogame.com
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <main_subject> ?e_1 . ?e_1 <pred:name> "Spanish Civil War" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Spanish Civil War
function: Relate
dependencies: 0
inputs: main subject
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttr
dependencies: 2
inputs: official website
Answer: http://www.panslabyrinth.com