Question: How was it determined that the county of Oregon whose official website is http://www.co.marion.or.us has a population of 321397?
Choices:
gross floor area
Canada 2011 Census
Russian Empire Census
United Kingdom Census 2001
tradition
Address Based Population Registration System
demographic balance
estimation process
United Kingdom Census 1981
United States Census
Answer: estimation process
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Oregon" . ?e <official_website> ?pv_1 . ?pv_1 <pred:value> "http://www.co.marion.or.us" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "321397"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official website
http://www.co.marion.or.us
function: FilterConcept
dependencies: 1
inputs: county of Oregon
function: QueryAttrQualifier
dependencies: 2
inputs: population
321397
determination method