Question: What is the connection between Buffy the Vampire Slayer (the one whose game mode is single-player video game) to United States of America?
Choices: religion
developer
captain
place of death
foundational text
organizer
country of origin
contributing factor of
game mode
child
SPARQL: SELECT DISTINCT ?p WHERE { ?e_1 <pred:name> "Buffy the Vampire Slayer" . ?e_1 <game_mode> ?e_3 . ?e_3 <pred:name> "single-player video game" . ?e_2 <pred:name> "United States of America" . ?e_1 ?p ?e_2 .  }
Program:
function: Find
inputs: single-player video game
function: Relate
dependencies: 0
inputs: game mode
backward
function: Find
inputs: Buffy the Vampire Slayer
function: And
dependencies: 1
2
function: Find
inputs: United States of America
function: QueryRelation
dependencies: 3
4
Answer: country of origin