Question: Is Leonard Bernstein's Libris-URI 20dghpwl18w4tz7?
Choices:
yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
Answer: no
SPARQL: ASK { ?e <pred:name> "Leonard Bernstein" . ?e <Libris-URI> ?pv . ?pv <pred:value> "20dghpwl18w4tz7" .  }
Program:
function: Find
inputs: Leonard Bernstein
function: QueryAttr
dependencies: 0
inputs: Libris-URI
function: VerifyStr
dependencies: 1
inputs: 20dghpwl18w4tz7