Question: How is Christopher Wren (the one that is educated at Westminster School) related to Christopher Wren (the one whose date of birth is 1589-09-17)   ?
Choices:
musical conductor
father
doctoral advisor
member of political party
doctoral student
donated by
draft pick from school
opposite of
mouth of the watercourse
airline hub
Answer: father
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Christopher Wren" . ?e_1 <educated_at> ?e_3 . ?e_3 <pred:name> "Westminster School" . ?e_2 <pred:name> "Christopher Wren" . ?e_2 <date_of_birth> ?pv . ?pv <pred:date> "1589-09-17"^^xsd:date . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: Westminster School
function: Relate
dependencies: 0
inputs: educated at
backward
function: Find
inputs: Christopher Wren
function: And
dependencies: 1
2
function: Find
inputs: Christopher Wren
function: FilterDate
dependencies: 4
inputs: date of birth
1589-09-17
=
function: QueryRelation
dependencies: 3
5