Question: The site http://www.u2.com/ belongs to what band?
Choices:
The Temptations
U2
Gwar
The Kinks
The Prodigy
The Monkees
House of Lords
Dixie Chicks
Band Aid
Gorillaz
Answer: U2
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "band" . ?e <official_website> ?pv . ?pv <pred:value> "http://www.u2.com/" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.u2.com/
function: FilterConcept
dependencies: 1
inputs: band
function: What
dependencies: 2