Question: Is the date of birth of Rick Simpson after 1799?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Program:
function: Find
inputs: Rick Simpson
function: QueryAttr
dependencies: 0
inputs: date of birth
function: VerifyYear
dependencies: 1
inputs: 1799
>
SPARQL: ASK { ?e <pred:name> "Rick Simpson" . ?e <date_of_birth> ?pv . ?pv <pred:year> ?v . FILTER ( ?v > 1799 ) .  }
Answer: yes