Question: What is the official website of the United States city whose official name is Palo Alto?
Choices:
http://www.jmu.edu/
http://www.noelgallagher.com/
http://www.baku-ih.gov.az/
https://www.cityofpaloalto.org
http://www.newyorkjets.com
http://www.jameshong.com
https://reggina1914.it/
http://www.falkirkfc.co.uk
https://web.archive.org/web/20080603025643/http://www.luckyred.it/ildivo/
http://giantrecords.se/
Answer: https://www.cityofpaloalto.org
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e <official_name> ?pv_1 . ?pv_1 <pred:value> "Palo Alto" . ?e <official_website> ?pv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official name
Palo Alto
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: official website