Question: Does the person born as James Knox Polk have zero children?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: yes
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "human" . ?e <birth_name> ?pv_1 . ?pv_1 <pred:value> "James Knox Polk" . ?e <number_of_children> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "0"^^xsd:double .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: birth name
James Knox Polk
function: FilterConcept
dependencies: 1
inputs: human
function: QueryAttr
dependencies: 2
inputs: number of children
function: VerifyNum
dependencies: 3
inputs: 0
=