Question: How was the population size 2,634,614  figured for the city first twinned as an administrative body to Indianapolis in 1978?
Choices: rated voltage
Address Based Population Registration System
demographic balance
1860 United States Census
Family record booklet
de jure
national estimation
administrative division valid at the time point of history to which the data relates
2010 United States Census
tradition
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city" . ?e_1 <twinned_administrative_body> ?e . ?e_1 <pred:name> "Indianapolis" . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <twinned_administrative_body> ; <pred:fact_t> ?e ] <start_time> ?qpv_1 . ?qpv_1 <pred:year> 1978 . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "2634614"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Indianapolis
function: Relate
dependencies: 0
inputs: twinned administrative body
forward
function: QFilterYear
dependencies: 1
inputs: start time
1978
=
function: FilterConcept
dependencies: 2
inputs: city
function: QueryAttrQualifier
dependencies: 3
inputs: population
2634614
determination method
Answer: Family record booklet