Question: Is the length of the short film whose producer is Thomas Alva Edison not 270 minutes?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "short film" . ?e <producer> ?e_1 . ?e_1 <pred:name> "Thomas Alva Edison" .  ?e <duration> ?pv . ?pv <pred:unit> "minute" . ?pv <pred:value> ?v . FILTER ( ?v != "270"^^xsd:double ) .  }
Program:
function: Find
inputs: Thomas Alva Edison
function: Relate
dependencies: 0
inputs: producer
backward
function: FilterConcept
dependencies: 1
inputs: short film
function: QueryAttr
dependencies: 2
inputs: duration
function: VerifyNum
dependencies: 3
inputs: 270 minute
!=