Question: What is the date of birth for the person that is educated at Gettysburg College at the end of 1957?
Choices: 1831-10-06
1894-07-14
1967-01-27
1897-12-05
1960-12-28
1935-08-20
1974-07-30
1933-02-12
1946-06-01
1944-12-31
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <educated_at> ?e_1 . ?e_1 <pred:name> "Gettysburg College" .  [ <pred:fact_h> ?e ; <pred:fact_r> <educated_at> ; <pred:fact_t> ?e_1 ] <end_time> ?qpv . ?qpv <pred:year> 1957 . ?e <date_of_birth> ?pv .  }
Program:
function: Find
inputs: Gettysburg College
function: Relate
dependencies: 0
inputs: educated at
backward
function: QFilterYear
dependencies: 1
inputs: end time
1957
=
function: FilterConcept
dependencies: 2
inputs: human
function: QueryAttr
dependencies: 3
inputs: date of birth
Answer: 1935-08-20