Question: When did Decatur (the one whose inception time is 1823-01-01) have a population of 19853?
Choices: 1810
1969-12-01
1956-12-01
1996-11-19
2013-06-30
1710-01-01
1710
2010-05-26
2015-02-01
2012-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Decatur" . ?e <inception> ?pv_1 . ?pv_1 <pred:date> "1823-01-01"^^xsd:date . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "19853"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Decatur
function: FilterDate
dependencies: 0
inputs: inception
1823-01-01
=
function: QueryAttrQualifier
dependencies: 1
inputs: population
19853
point in time
Answer: 2012-01-01