Question: Which first-person shooter shares the genre of The Sum of All Fears, released for Microsoft Windows?
Choices: Batman
third-person shooter
light gun shooter
music video game
beat 'em up
Harry Potter and the Half-Blood Prince
Shrek Forever After
tactical shooter
Battleship
Guitar Hero 5
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "first-person shooter" . ?e_1 <genre> ?e . ?e_1 <pred:name> "The Sum of All Fears" . ?e_1 <platform> ?e_2 . ?e_2 <pred:name> "Microsoft Windows" .   }
Program:
function: Find
inputs: Microsoft Windows
function: Relate
dependencies: 0
inputs: platform
backward
function: Find
inputs: The Sum of All Fears
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: genre
forward
function: FilterConcept
dependencies: 4
inputs: first-person shooter
function: What
dependencies: 5
Answer: tactical shooter