Question: How was it determined that Cass County (the one whose inception time is 1854-01-01) has a population of 25357?
Choices: 2016 Australian census
2010 United States Census
United Kingdom Census 1991
United Kingdom Census 1971
rated voltage
Census
extrapolation
United Kingdom Census 2011
estimation process
Population registration in Sweden
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Cass County" . ?e <inception> ?pv_1 . ?pv_1 <pred:date> "1854-01-01"^^xsd:date . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "25357"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Cass County
function: FilterDate
dependencies: 0
inputs: inception
1854-01-01
=
function: QueryAttrQualifier
dependencies: 1
inputs: population
25357
determination method
Answer: estimation process