Question: Which human has the Twitter username of gregayres?
Choices:
Terry Crews
Max Fleischer
Greg Ayres
Sylvester Stallone
Beck
John Mills
William Henry Harrison
Andy Richter
Peter MacNicol
Nas
Answer: Greg Ayres
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv . ?pv <pred:value> "gregayres" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
gregayres
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2