Question: Was the military branch of Roald Dahl the Royal Air Force?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "agent" . ?e_1 <military_branch> ?e . ?e_1 <pred:name> "Roald Dahl" .  ?e <native_label> ?pv . ?pv <pred:value> "Royal Air Force" .  }
Program:
function: Find
inputs: Roald Dahl
function: Relate
dependencies: 0
inputs: military branch
forward
function: FilterConcept
dependencies: 1
inputs: agent
function: QueryAttr
dependencies: 2
inputs: native label
function: VerifyStr
dependencies: 3
inputs: Royal Air Force
Answer: yes