Question: What is the official website of the university that is located in Chester County?
Choices:
http://www.cedarrapidsmovie.com/
http://www.gillianwelch.com/
http://www.waco-texas.com/
http://www.southampton.ac.uk/
http://www.noreg.no
http://www.jonasbrothers.com/
http://www.thebourneultimatum.com/
http://www.lincoln.edu
http://www.eragonmovie.com/
http://www.generationfame.com
Answer: http://www.lincoln.edu
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "university" . ?e <located_in_the_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "Chester County" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Chester County
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
backward
function: FilterConcept
dependencies: 1
inputs: university
function: QueryAttr
dependencies: 2
inputs: official website