Question: For the Netherlands municipality that is the headquarter location of AZ Alkmaar, at what time point is its number of households 49778?
Choices: 2014-01-01
1682
1961-01-01
1925-12-01
2014-10-23
1974-03-01
2016-08-09
2000-05-01
1925-06-16
1861-12-03
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "municipality of the Netherlands" . ?e_1 <headquarters_location> ?e . ?e_1 <pred:name> "AZ Alkmaar" .  ?e <number_of_households> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "49778"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <number_of_households> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: AZ Alkmaar
function: Relate
dependencies: 0
inputs: headquarters location
forward
function: FilterConcept
dependencies: 1
inputs: municipality of the Netherlands
function: QueryAttrQualifier
dependencies: 2
inputs: number of households
49778
point in time
Answer: 2014-01-01