Question: Was the producer of Blow born on 1957-08-18?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <producer> ?e . ?e_1 <pred:name> "Blow" .  ?e <date_of_birth> ?pv . ?pv <pred:date> "1957-08-18"^^xsd:date .  }
Program:
function: Find
inputs: Blow
function: Relate
dependencies: 0
inputs: producer
forward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of birth
function: VerifyDate
dependencies: 3
inputs: 1957-08-18
=