Question: Does Christopher Wren (the one whose date of birth is 1675-02-16), have ISNI 0000 0000 7841 1759?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "Christopher Wren" . ?e <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1675-02-16"^^xsd:date . ?e <ISNI> ?pv . ?pv <pred:value> "0000 0000 7841 1759" .  }
Program:
function: Find
inputs: Christopher Wren
function: FilterDate
dependencies: 0
inputs: date of birth
1675-02-16
=
function: QueryAttr
dependencies: 1
inputs: ISNI
function: VerifyStr
dependencies: 2
inputs: 0000 0000 7841 1759