Question: When was 520305 the population of Lancaster County (the one that shares border with Chester County) ?
Choices:
2009-10-14
1986-03-24
2015-09-30
1808-01-01
1993
1982-03-29
1942
2018-08-16
2010-07-01
1955-03-30
Program:
function: Find
inputs: Chester County
function: Relate
dependencies: 0
inputs: shares border with
backward
function: Find
inputs: Lancaster County
function: And
dependencies: 1
2
function: QueryAttrQualifier
dependencies: 3
inputs: population
520305
point in time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Lancaster County" . ?e <shares_border_with> ?e_1 . ?e_1 <pred:name> "Chester County" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "520305"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Answer: 2010-07-01