Question: Is the David Bowie on the Mercury Records label titled Peter Gabriel ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "David Bowie" . ?e <record_label> ?e_1 . ?e_1 <pred:name> "Mercury Records" .  ?e <title> ?pv . ?pv <pred:value> "Peter Gabriel" .  }
Program:
function: Find
inputs: Mercury Records
function: Relate
dependencies: 0
inputs: record label
backward
function: Find
inputs: David Bowie
function: And
dependencies: 1
2
function: QueryAttr
dependencies: 3
inputs: title
function: VerifyStr
dependencies: 4
inputs: Peter Gabriel