Question: Was the Congressional Progressive Caucus established after 1987?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Congressional Progressive Caucus" . ?e <inception> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1987 ) .  }
Program:
function: Find
inputs: Congressional Progressive Caucus
function: QueryAttr
dependencies: 0
inputs: inception
function: VerifyYear
dependencies: 1
inputs: 1987
>
Answer: yes