Question: Who is the person with Twitter username GeorgeStrait?
Choices:
Sylvester Stallone
William Henry Harrison
Anna Faris
George Martin
Immanuel Kant
George Strait
Bangladesh
Richard Gere
Max Fleischer
Tom DeLonge
Answer: George Strait
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv . ?pv <pred:value> "GeorgeStrait" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
GeorgeStrait
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2