Question: Was The Sting (the one that has Andy Lau as a cast member) not published in 1990?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "The Sting" . ?e <cast_member> ?e_1 . ?e_1 <pred:name> "Andy Lau" .  ?e <publication_date> ?pv . ?pv <pred:year> ?v . FILTER ( ?v != 1990 ) .  }
Program:
function: Find
inputs: Andy Lau
function: Relate
dependencies: 0
inputs: cast member
backward
function: Find
inputs: The Sting
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: publication date
function: VerifyYear
dependencies: 4
inputs: 1990
!=
Answer: yes