Question: How was it determined that the population of the county of Maryland sharing a border with Chester County had 101108 people living in it?
Choices: resident registration
UIS estimation
United Kingdom Census 1991
gross floor area
United Kingdom Census 1971
2000 United States Census
2010 United States Census
rated voltage
Census
census
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Maryland" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Chester County" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "101108"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Chester County
function: Relate
dependencies: 0
inputs: shares border with
forward
function: FilterConcept
dependencies: 1
inputs: county of Maryland
function: QueryAttrQualifier
dependencies: 2
inputs: population
101108
determination method
Answer: census