Question: What is the official website of The Music Man (the one whose genre is romance film)
Choices: http://www.panam.org
http://www.themummy.com
http://www.guadalajara.es/
http://petshopboys.co.uk
http://www.barcelona.cat/
http://www.lordoftherings.net
http://www.mindscapelapelicula.com/
http://movies.disney.com/the-music-man
http://www.portaldogoverno.gov.mz/
http://uclabruins.com/index.aspx?path=mbball
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "The Music Man" . ?e <genre> ?e_1 . ?e_1 <pred:name> "romance film" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: romance film
function: Relate
dependencies: 0
inputs: genre
backward
function: Find
inputs: The Music Man
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: official website
Answer: http://movies.disney.com/the-music-man