Question: When did  John Williams (the one that is educated at University of New Mexico) become a member of Edmonton Eskimos?
Choices: 1974
1991
1981-03-15
1099
1919-11-09
1948-07-07
1936-01-20
1986-12-21
1924-01-21
2009-05-15
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e_1 <pred:name> "John Williams" . ?e_1 <educated_at> ?e_3 . ?e_3 <pred:name> "University of New Mexico" . ?e_2 <pred:name> "Edmonton Eskimos" . ?e_1 <member_of_sports_team> ?e_2 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <member_of_sports_team> ; <pred:fact_t> ?e_2 ] <end_time> ?qpv .  }
Program:
function: Find
inputs: University of New Mexico
function: Relate
dependencies: 0
inputs: educated at
backward
function: Find
inputs: John Williams
function: And
dependencies: 1
2
function: Find
inputs: Edmonton Eskimos
function: QueryRelationQualifier
dependencies: 3
4
inputs: member of sports team
end time
Answer: 1974