Question: When did Athens which is the twinned administrative body of Boston have a population of 664046?
Choices: 2005-12-01
1980-05-01
1981-06-22
1930-12-01
1870-01-01
1634-01-01
1025
1962
2011
1993-08-08
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Athens" . ?e <twinned_administrative_body> ?e_1 . ?e_1 <pred:name> "Boston" .  ?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 ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Boston
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
point in time
Answer: 2011