Question: What is the official website for the agent founded by Theodore Roosevelt?
Choices:
http://www.boondockstv.com/
http://www.coritiba.com.br
http://www.qosfc.com/
http://www.fs.fed.us/
http://www.wellingtoncollege.org.uk/
http://www.laurieanderson.com/
http://www.walkhard-movie.com
http://www.ronaldo.com/
http://www.austintexas.gov/
https://fcbayern.com
Answer: http://www.fs.fed.us/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "agent" . ?e <founded_by> ?e_1 . ?e_1 <pred:name> "Theodore Roosevelt" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Theodore Roosevelt
function: Relate
dependencies: 0
inputs: founded by
backward
function: FilterConcept
dependencies: 1
inputs: agent
function: QueryAttr
dependencies: 2
inputs: official website