Question: Does the single, whose producer is Gorillaz, have a publication date after 2000?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "single" . ?e <producer> ?e_1 . ?e_1 <pred:name> "Gorillaz" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 2000 ) .  }
Program:
function: Find
inputs: Gorillaz
function: Relate
dependencies: 0
inputs: producer
backward
function: FilterConcept
dependencies: 1
inputs: single
function: QueryAttr
dependencies: 2
inputs: publication date
function: VerifyYear
dependencies: 3
inputs: 2000
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