Question: What is the time point of its population of 3161, for the Washington county whose official website is http://www.douglascountywa.net?
Choices: 1997-08-20
2006-02-15
1962-05-01
2002-04-01
1661
1940-06-19
1998-12-01
1979-01-17
2001-02-21
1890
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Washington" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.douglascountywa.net" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "3161"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.douglascountywa.net
function: FilterConcept
dependencies: 1
inputs: county of Washington
function: QueryAttrQualifier
dependencies: 2
inputs: population
3161
point in time
Answer: 1890