Question: Which US city goes by the Twitter name austintexasgov?
Choices:
Daytona Beach
Tampa
Austin
Waukegan
Lakewood
New Haven
Corpus Christi
Oakland
Columbus
Fayetteville
Answer: Austin
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <Twitter_username> ?pv . ?pv <pred:value> "austintexasgov" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
austintexasgov
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: What
dependencies: 2