Question: Which Pennsylvania county has its official web home at www.co.lancaster.pa.us?
Choices: Jefferson County
Westmoreland County
Franklin County
Lancaster County
Wayne County
Somerset County
Warren County
Lehigh County
Dauphin County
Cumberland County
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Pennsylvania" . ?e <official_website> ?pv . ?pv <pred:value> "http://www.co.lancaster.pa.us" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.co.lancaster.pa.us
function: FilterConcept
dependencies: 1
inputs: county of Pennsylvania
function: What
dependencies: 2
Answer: Lancaster County