Question: Who is the person whose Instagram username is imheathergraham?
Choices: William Henry Harrison
Sylvester Stallone
Alyssa Milano
Richard Gere
Miyuki Sawashiro
Heather Graham
Richard Marx
John Corbett
Daniel Inouye
Lily Allen
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Instagram_username> ?pv . ?pv <pred:value> "imheathergraham" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Instagram username
imheathergraham
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Heather Graham