Question: Which person or persons goes by the nickname Don?
Choices: Don Black
Janis Joplin
Tom Scott
John Milius
Megumi Hayashibara
Richard Gere
will.i.am
Sylvester Stallone
William Henry Harrison
Max Fleischer
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <nickname> ?pv . ?pv <pred:value> "Don" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: nickname
Don
function: FilterConcept
dependencies: 1
inputs: human
function: What
dependencies: 2
Answer: Don Black