Question: Was the play with lyrics written by Don Black, who received a 39th Academy Award, performed for the first time after 1984?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "play" . ?e <lyrics_by> ?e_1 . ?e_1 <pred:name> "Don Black" . ?e_1 <award_received> ?e_2 . ?e_2 <pred:name> "39th Academy Awards" .  ?e <date_of_first_performance> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1984 ) .  }
Program:
function: Find
inputs: 39th Academy Awards
function: Relate
dependencies: 0
inputs: award received
backward
function: Find
inputs: Don Black
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: lyrics by
backward
function: FilterConcept
dependencies: 4
inputs: play
function: QueryAttr
dependencies: 5
inputs: date of first performance
function: VerifyYear
dependencies: 6
inputs: 1984
>