Question: How was it determined that Johnson County (the one that contains the administrative division Iowa City) had a population of 131244?
Choices: census
2000 United States Census
Sixth National Population Census of the People's Republic of China
United States Census
Yemen General Census of Population, Housing and Establishments 2004
Canada 2011 Census
demographic balance
United Kingdom Census 1981
estimation process
1860 United States Census
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Johnson County" . ?e <contains_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "Iowa City" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "131244"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Iowa City
function: Relate
dependencies: 0
inputs: contains administrative territorial entity
backward
function: Find
inputs: Johnson County
function: And
dependencies: 1
2
function: QueryAttrQualifier
dependencies: 3
inputs: population
131244
determination method
Answer: estimation process