Question: Has John Barry, born on 3rd July 1935, died after 1970?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "John Barry" . ?e <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1935-07-03"^^xsd:date . ?e <date_of_death> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1970 ) .  }
Program:
function: Find
inputs: John Barry
function: FilterDate
dependencies: 0
inputs: date of birth
1935-07-03
=
function: QueryAttr
dependencies: 1
inputs: date of death
function: VerifyYear
dependencies: 2
inputs: 1970
>
Answer: yes