Question: Did John Oliver (the one whose date of birth is 1913-11-18) not die in 2008?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "John Oliver" . ?e <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1913-11-18"^^xsd:date . ?e <date_of_death> ?pv . ?pv <pred:year> ?v . FILTER ( ?v != 2008 ) .  }
Program:
function: Find
inputs: John Oliver
function: FilterDate
dependencies: 0
inputs: date of birth
1913-11-18
=
function: QueryAttr
dependencies: 1
inputs: date of death
function: VerifyYear
dependencies: 2
inputs: 2008
!=