Question: What is the date of birth of the person whose father is Hume Cronyn who was born on 1864-08-28?
Choices:
1918-07-17
1943-11-22
2003-06-15
1677-02-21
2006-12-26
1962-07-06
1908-06-24
2012-04-30
2000-07-01
1936-09-14
Answer: 2003-06-15
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <father> ?e_1 . ?e_1 <pred:name> "Hume Cronyn" . ?e_1 <date_of_birth> ?pv_1 . ?pv_1 <pred:date> "1864-08-28"^^xsd:date . ?e <date_of_death> ?pv .  }
Program:
function: Find
inputs: Hume Cronyn
function: FilterDate
dependencies: 0
inputs: date of birth
1864-08-28
=
function: Relate
dependencies: 1
inputs: father
backward
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of death