Question: How was it determined that Athens (the one that is the twinned administrative body of Rabat) has a population of 664046?
Choices: extrapolation
Canada 2011 Census
questionnaire
Address Based Population Registration System
Pensky–Martens closed-cup test
2016 Australian census
Population registration in Sweden
census
tradition
lead-lead dating
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Athens" . ?e <twinned_administrative_body> ?e_1 . ?e_1 <pred:name> "Rabat" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "664046"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <determination_method> ?qpv .  }
Program:
function: Find
inputs: Rabat
function: Relate
dependencies: 0
inputs: twinned administrative body
backward
function: Find
inputs: Athens
function: And
dependencies: 1
2
function: QueryAttrQualifier
dependencies: 3
inputs: population
664046
determination method
Answer: census