Question: Did the American Civil War begin in 1861?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: American Civil War
function: QueryAttr
dependencies: 0
inputs: start time
function: VerifyYear
dependencies: 1
inputs: 1861
=
SPARQL: ASK { ?e <pred:name> "American Civil War" . ?e <start_time> ?pv . ?pv <pred:year> 1861 .  }
Answer: yes