Question: What is the official website of the U.S. city where Ray Allen was born?
Choices:
http://www.dynamo-dresden.de/
http://www.iit.edu
http://www.starshards.org/
http://www.cityofmerced.org
http://www.yorkcountygov.com
http://www.alphasigmaphi.org
http://www.uab.edu
http://www.jeannemoreau.com/
http://www.robertplant.com
http://www.fredrikstadfk.no/
Answer: http://www.cityofmerced.org
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city of the United States" . ?e_1 <place_of_birth> ?e . ?e_1 <pred:name> "Ray Allen" .  ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Ray Allen
function: Relate
dependencies: 0
inputs: place of birth
forward
function: FilterConcept
dependencies: 1
inputs: city of the United States
function: QueryAttr
dependencies: 2
inputs: official website