Question: What is the time period that 4980000 is the population of the city that is the twinned administrative body of Boulogne-Billancourt?
Choices: 1989-03-29
2013-10-31
1806-12-01
2001-01-17
1363
1959-01-01
2016
2002-02-13
2003-06-25
2005-03-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "city" . ?e_1 <twinned_administrative_body> ?e . ?e_1 <pred:name> "Boulogne-Billancourt" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "4980000"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Boulogne-Billancourt
function: Relate
dependencies: 0
inputs: twinned administrative body
forward
function: FilterConcept
dependencies: 1
inputs: city
function: QueryAttrQualifier
dependencies: 2
inputs: population
4980000
point in time
Answer: 2016