Question: When did the person who was born in North Dakota die?
Choices: 1931-01-01
1977-01-01
1973-10-10
2017-07-08
2009-06-23
2001-10-09
2007-08-22
2001-12-02
2001-03-15
1900-09-19
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <place_of_birth> ?e_1 . ?e_1 <pred:name> "North Dakota" .  ?e <date_of_death> ?pv .  }
Program:
function: Find
inputs: North Dakota
function: Relate
dependencies: 0
inputs: place of birth
backward
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: date of death
Answer: 2001-03-15