Question: Who has a Twitter account named doctorskippy?
Choices: William Henry Harrison
Jason Isaacs
Bea Arthur
Richard Gere
Donald Trump
Max Fleischer
Dean Cain
Sylvester Stallone
Michael Connelly
David X. Cohen
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Twitter_username> ?pv . ?pv <pred:value> "doctorskippy" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Twitter username
doctorskippy
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Donald Trump