Question: What is the connection between Ben Johnson (the one that is related to sport association football) to defender?
Choices: published in
director
edition or translation of
voice actor
copyright holder
natural product of taxon
industry
position played on team / speciality
language used
distributor
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Ben Johnson" . ?e_1 <sport> ?e_3 . ?e_3 <pred:name> "association football" . ?e_2 <pred:name> "defender" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: association football
function: Relate
dependencies: 0
inputs: sport
backward
function: Find
inputs: Ben Johnson
function: And
dependencies: 1
2
function: Find
inputs: defender
function: QueryRelation
dependencies: 3
4
Answer: position played on team / speciality