Question: Is there a person with a death date of 1812-04-20 and an ISNI number of 0000 0000 6317?
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 <date_of_death> ?pv_1 . ?pv_1 <pred:date> "1812-04-20"^^xsd:date . ?e <ISNI> ?pv . ?pv <pred:value> "0000 0000 6317 8800" .  }
Program:
function: FindAll
function: FilterDate
dependencies: 0
inputs: date of death
1812-04-20
=
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: ISNI
function: VerifyStr
dependencies: 3
inputs: 0000 0000 6317 8800