Question: Regarding John Logan (who is a University of Notre Dame employee), was he or she born after 1964?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: University of Notre Dame
function: Relate
dependencies: 0
inputs: employer
backward
function: Find
inputs: John Logan
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth
function: VerifyYear
dependencies: 4
inputs: 1964
>
SPARQL: ASK { ?e <pred:name> "John Logan" . ?e <employer> ?e_1 . ?e_1 <pred:name> "University of Notre Dame" .  ?e <date_of_birth> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1964 ) .  }
Answer: no