Question: Did the Cold War (which has Korean War as a part) end on 1819-03-04?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Cold War" . ?e_1 <part_of> ?e . ?e_1 <pred:name> "Korean War" .  ?e <end_time> ?pv . ?pv <pred:date> "1819-03-04"^^xsd:date .  }
Program:
function: Find
inputs: Korean War
function: Relate
dependencies: 0
inputs: part of
forward
function: Find
inputs: Cold War
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: end time
function: VerifyDate
dependencies: 4
inputs: 1819-03-04
=
Answer: no