Question: When did the town that contains Windsor Castle have a population of 2000?
Choices: 2011-12-01
1750-01-01
2007-02-01
2012-11-07
2007-11-01
2014-03-01
1600
1997-11-19
2014-02-22
2006
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "town" . ?e_1 <located_in_the_administrative_territorial_entity> ?e . ?e_1 <pred:name> "Windsor Castle" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "2000"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Windsor Castle
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
forward
function: FilterConcept
dependencies: 1
inputs: town
function: QueryAttrQualifier
dependencies: 2
inputs: population
2000
point in time
Answer: 1600