Question: Does the film whose producer is Colin Firth, have an exploitation visa number of 132811?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "film" . ?e <producer> ?e_1 . ?e_1 <pred:name> "Colin Firth" .  ?e <exploitation_visa_number> ?pv . ?pv <pred:value> "132811" .  }
Program:
function: Find
inputs: Colin Firth
function: Relate
dependencies: 0
inputs: producer
backward
function: FilterConcept
dependencies: 1
inputs: film
function: QueryAttr
dependencies: 2
inputs: exploitation visa number
function: VerifyStr
dependencies: 3
inputs: 132811