Question: Was Helen (the one that has Ashley Judd as a cast member) published before 1974 (the significant event of this statement is 2009 Sundance Film Festival)?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "Helen" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Ashley Judd" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v < 1974 ) . [ <pred:fact_h> ?e ; <pred:fact_r> <publication_date> ; <pred:fact_t> ?pv ] <significant_event> ?qpv . ?qpv <pred:value> "2009 Sundance Film Festival" .  }
Program:
function: Find
inputs: Ashley Judd
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: Helen
function: And
dependencies: 1
2
function: QueryAttrUnderCondition
dependencies: 3
inputs: publication date
significant event
2009 Sundance Film Festival
function: VerifyYear
dependencies: 4
inputs: 1974
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