Question: Which American football position is played by Tim Duncan of the Philadelphia Eagles?
Choices: kickoff returner
halfback
wide receiver
long snapper
fullback
tight end
safety
placekicker
lineman
cornerback
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "American football position" . ?e_1 <position_played_on_team_/_speciality> ?e . ?e_1 <pred:name> "Tim Duncan" . ?e_1 <member_of_sports_team> ?e_2 . ?e_2 <pred:name> "Philadelphia Eagles" .   }
Program:
function: Find
inputs: Philadelphia Eagles
function: Relate
dependencies: 0
inputs: member of sports team
backward
function: Find
inputs: Tim Duncan
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: position played on team / speciality
forward
function: FilterConcept
dependencies: 4
inputs: American football position
function: What
dependencies: 5
Answer: placekicker