Question: What is the work period (start) for the person who is a member of Nine Inch Nails?
Choices:
1945
1969
2017
1951
1926
1921
1977-08-10
1982
1983
1908
Answer: 1982
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <member_of> ?e_1 . ?e_1 <pred:name> "Nine Inch Nails" .  ?e <work_period_(start)> ?pv .  }
Program:
function: Find
inputs: Nine Inch Nails
function: Relate
dependencies: 0
inputs: member of
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: work period (start)