Question: What is the Twitter username of the person with Instagram username ddlovato?
Choices: ddlovato
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SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <Instagram_username> ?pv_1 . ?pv_1 <pred:value> "ddlovato" . ?e <Twitter_username> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Instagram username
ddlovato
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: Twitter username
Answer: ddlovato