Question: Did the Crusade (including the Second Crusade), conclude earlier than 1892?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Crusade" . ?e <has_part> ?e_1 . ?e_1 <pred:name> "Second Crusade" .  ?e <end_time> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1892 ) .  }
Program:
function: Find
inputs: Second Crusade
function: Relate
dependencies: 0
inputs: has part
backward
function: Find
inputs: Crusade
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: end time
function: VerifyYear
dependencies: 4
inputs: 1892
<