Question: Did the European theatre of World War I start before 1992?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: European theatre of World War I
function: QueryAttr
dependencies: 0
inputs: start time
function: VerifyYear
dependencies: 1
inputs: 1992
<
SPARQL: ASK { ?e <pred:name> "European theatre of World War I" . ?e <start_time> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1992 ) .  }
Answer: yes