Question: Is the official website for David Brin https://www.gnu.org/licenses/gpl.html?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "David Brin" . ?e <official_website> ?pv . ?pv <pred:value> "https://www.gnu.org/licenses/gpl.html" .  }
Program:
function: Find
inputs: David Brin
function: QueryAttr
dependencies: 0
inputs: official website
function: VerifyStr
dependencies: 1
inputs: https://www.gnu.org/licenses/gpl.html