Question: What is the date of death of John Williams who was born on 1731-03-14?
Choices:
1799-10-10
1992-03-23
2010-04-15
2008-08-09
1881-12-14
1837-08-10
1991-02-10
1901-08-01
1958-02-02
1995-02-20
Answer: 1799-10-10
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "John Williams" . ?e <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1731-03-14"^^xsd:date . ?e <date_of_death> ?pv .  }
Program:
function: Find
inputs: John Williams
function: FilterDate
dependencies: 0
inputs: date of birth
1731-03-14
=
function: QueryAttr
dependencies: 1
inputs: date of death