Question: What is Merle Haggard's official website?
Choices:
http://www.meetjoeblack.com/
http://www.marines.mil/
http://www.ghmc.gov.in/
http://www.northernirelandyears.com
http://www.roughtraderecords.com/
http://www.cityoflacrosse.org/
http://www.apolloschildren.com/
http://www.casscounty.com
http://pinalcountyaz.gov
http://merlehaggard.com/
Answer: http://merlehaggard.com/
SPARQL: SELECT DISTINCT ?pv WHERE { ?e <pred:name> "Merle Haggard" . ?e <official_website> ?pv .  }
Program:
function: Find
inputs: Merle Haggard
function: QueryAttr
dependencies: 0
inputs: official website