Question: How was it determined that the Massachusetts county with the capital Boston has a population of 746039?
Choices: estimation process
UIS estimation
register office
lead-lead dating
2000 United States Census
United Kingdom Census 1991
Pensky–Martens closed-cup test
tradition
1860 United States Census
de facto
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Massachusetts" . ?e <capital> ?e_1 . ?e_1 <pred:name> "Boston" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "746039"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Boston
function: Relate
dependencies: 0
inputs: capital
backward
function: FilterConcept
dependencies: 1
inputs: county of Massachusetts
function: QueryAttrQualifier
dependencies: 2
inputs: population
746039
determination method
Answer: estimation process