Question: Was the animated series whose country is United States of America published after 1987?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: United States of America
function: Relate
dependencies: 0
inputs: country
backward
function: FilterConcept
dependencies: 1
inputs: animated series
function: QueryAttr
dependencies: 2
inputs: publication date
function: VerifyYear
dependencies: 3
inputs: 1987
>
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "animated series" . ?e <country> ?e_1 . ?e_1 <pred:name> "United States of America" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1987 ) .  }
Answer: yes