Question: What video game developer is owned by Nintendo and owns Nintendo?
Choices: Backbone Entertainment
Sierra Entertainment
Atari
U.S. Gold
Eidos Interactive
Jaleco
Irem
HAL Laboratory
FromSoftware
Nintendo Entertainment Analysis & Development
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "video game developer" . ?e_1 <owner_of> ?e . ?e_1 <pred:name> "Nintendo" .  ?e <owned_by> ?e_2 . ?e_2 <pred:name> "Nintendo" .  }
Program:
function: Find
inputs: Nintendo
function: Relate
dependencies: 0
inputs: owner of
forward
function: FilterConcept
dependencies: 1
inputs: video game developer
function: Find
inputs: Nintendo
function: Relate
dependencies: 3
inputs: owned by
backward
function: FilterConcept
dependencies: 4
inputs: video game developer
function: And
dependencies: 2
5
function: What
dependencies: 6
Answer: HAL Laboratory