Question: Is Aspen's local-dialing code 970?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:name> "Aspen" . ?e <local_dialing_code> ?pv . ?pv <pred:value> "970" .  }
Program:
function: Find
inputs: Aspen
function: QueryAttr
dependencies: 0
inputs: local dialing code
function: VerifyStr
dependencies: 1
inputs: 970
Answer: yes