Question: When was Michael Jackson (the one whose position is wide receiver) born?
Choices:
1969-04-12
1963-02-19
1928-11-29
1929-02-10
1945-05-17
1972-12-29
1947-02-03
1936-04-10
1972-06-06
1892-01-18
Program:
function: Find
inputs: wide receiver
function: Relate
dependencies: 0
inputs: position played on team / speciality
backward
function: Find
inputs: Michael Jackson
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: date of birth
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Michael Jackson" . ?e <position_played_on_team_/_speciality> ?e_1 . ?e_1 <pred:name> "wide receiver" .  ?e <date_of_birth> ?pv .  }
Answer: 1969-04-12