Question: Which Oregon county is associated with the English-language website www.co.douglas.or.us?
Choices: Lane County
Clackamas County
Linn County
Washington County
Tillamook County
Yamhill County
Marion County
Columbia County
Douglas County
Lake County
SPARQL: SELECT DISTINCT ?e WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Oregon" . ?e <official_website> ?pv . ?pv <pred:value> "http://www.co.douglas.or.us" . [ <pred:fact_h> ?e ; <pred:fact_r> <official_website> ; <pred:fact_t> ?pv ] <language_of_work_or_name> ?qpv . ?qpv <pred:value> "English" .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.co.douglas.or.us
function: QFilterStr
dependencies: 1
inputs: language of work or name
English
function: FilterConcept
dependencies: 2
inputs: county of Oregon
function: What
dependencies: 3
Answer: Douglas County