Question: When was the birth date of the person who married Ashlee Simpson in 2008?
Choices: 1979-06-05
1953-08-16
1942-05-03
1958-02-20
1972-10-31
1936-05-19
1958-01-26
1965-01-22
1928-04-08
1928-12-07
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e_1 <spouse> ?e . ?e_1 <pred:name> "Ashlee Simpson" .  [ <pred:fact_h> ?e_1 ; <pred:fact_r> <spouse> ; <pred:fact_t> ?e ] <start_time> ?qpv . ?qpv <pred:year> 2008 . ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Ashlee Simpson
function: Relate
dependencies: 0
inputs: spouse
forward
function: QFilterYear
dependencies: 1
inputs: start time
2008
=
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth
Answer: 1979-06-05