Question: What is the work period (start) for Queen (the one whose Twitter username is QueenWillRock)?
Choices:
1977-08-10
1966
1970
1923
1908
1989
1922
1962
1810
1902
Answer: 1970
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Queen" . ?e <Twitter_username> ?pv_1 . ?pv_1 <pred:value> "QueenWillRock" . ?e <work_period_(start)> ?pv .  }
Program:
function: Find
inputs: Queen
function: FilterStr
dependencies: 0
inputs: Twitter username
QueenWillRock
function: QueryAttr
dependencies: 1
inputs: work period (start)