Question: Is the birth name of a person that is not the same as Joe Walsh, citizen of the UK, equal to Virginia Cathryn Rowlands ?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <different_from> ?e_1 . ?e_1 <pred:name> "Joe Walsh" . ?e_1 <country_of_citizenship> ?e_2 . ?e_2 <pred:name> "United Kingdom" .  ?e <birth_name> ?pv . ?pv <pred:value> "Virginia Cathryn Rowlands" .  }
Program:
function: Find
inputs: United Kingdom
function: Relate
dependencies: 0
inputs: country of citizenship
backward
function: Find
inputs: Joe Walsh
function: And
dependencies: 1
2
function: Relate
dependencies: 3
inputs: different from
backward
function: FilterConcept
dependencies: 4
inputs: human
function: QueryAttr
dependencies: 5
inputs: birth name
function: VerifyStr
dependencies: 6
inputs: Virginia Cathryn Rowlands