Question: When did Allegheny County have a population of 1223749?
Choices:
1999-07-21
1920-10-01
2003-09-21
-500
1831-12-01
1976-03-29
2010-07-01
1933
1914
1993-12-01
Answer: 2010-07-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Allegheny County" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "1223749"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Allegheny County
function: QueryAttrQualifier
dependencies: 0
inputs: population
1223749
point in time