Question: When did the number of inhabitants being 61,996 was the true data for the capital of  Luxembourg (the one whose number of vehicles per 1000 people is 662) ?
Choices:
2013-04-08
2008-04-09
1849-12-01
1946-12-01
2016-03-21
2240
2012-01-15
2014-04-01
1870
1947-12-31
Program:
function: Find
inputs: Luxembourg
function: FilterNum
dependencies: 0
inputs: vehicles per capita (1000)
662
=
function: Relate
dependencies: 1
inputs: capital
forward
function: FilterConcept
dependencies: 2
inputs: capital
function: QueryAttrQualifier
dependencies: 3
inputs: population
61996
point in time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "capital" . ?e_1 <capital> ?e . ?e_1 <pred:name> "Luxembourg" . ?e_1 <vehicles_per_capita_(1000)> ?pv_1 . ?pv_1 <pred:unit> "1" . ?pv_1 <pred:value> "662"^^xsd:double . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "61996"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Answer: 1947-12-31