Question: Which telephone area code applies to the US city of the official website www.norwalk.org?
Choices: 562
08832
0279
438
0115
00225
850
0662
681
516
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.norwalk.org" . ?e <local_dialing_code> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.norwalk.org
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: local dialing code
Answer: 562