Question: Is 518 the local dialing code of the U.S. city that borders the Hudson River?
Choices: yes
no
unknown
unknown
unknown
unknown
unknown
unknown
unknown
unknown
SPARQL: ASK { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <shares_border_with> ?e_1 . ?e_1 <pred:name> "Hudson River" .  ?e <local_dialing_code> ?pv . ?pv <pred:value> "518" .  }
Program:
function: Find
inputs: Hudson River
function: Relate
dependencies: 0
inputs: shares border with
backward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: local dialing code
function: VerifyStr
dependencies: 3
inputs: 518
Answer: yes