Question: Which national association football team belongs to an unitary state that participated in Operation Barbarossa ?
Choices:
Moldova national football team
South Korea national football team
Robert Taylor
Sweden women's national association football team
Slovenia national football team
Finland national football team
Sweden national football team
Panama national football team
Angola national football team
Liechtenstein national football team
Answer: Finland national football team
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "national association football team" . ?e <country_for_sport> ?e_1 . ?e_1 <pred:instance_of> ?c_1 . ?c_1 <pred:name> "unitary state" . ?e_2 <participant> ?e_1 . ?e_2 <pred:name> "Operation Barbarossa" .   }
Program:
function: Find
inputs: Operation Barbarossa
function: Relate
dependencies: 0
inputs: participant
forward
function: FilterConcept
dependencies: 1
inputs: unitary state
function: Relate
dependencies: 2
inputs: country for sport
backward
function: FilterConcept
dependencies: 3
inputs: national association football team
function: What
dependencies: 4