Question: Was Alias (the one whose game mode is single-player video game) published after 1950?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:name> "Alias" . ?e <game_mode> ?e_1 . ?e_1 <pred:name> "single-player video game" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1950 ) .  }
Program:
function: Find
inputs: single-player video game
function: Relate
dependencies: 0
inputs: game mode
backward
function: Find
inputs: Alias
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
function: VerifyYear
dependencies: 4
inputs: 1950
>