Question: When did Logan County (the one whose FIPS 6-4 (US counties) is 17107) had a  population of 30305?
Choices:
1990-02-14
1800
1926
1803
2010-04-01
2014-04-10
1652
1557-01-01
2018-10-25
1859
Program:
function: Find
inputs: Logan County
function: FilterStr
dependencies: 0
inputs: FIPS 6-4 (US counties)
17107
function: QueryAttrQualifier
dependencies: 1
inputs: population
30305
point in time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Logan County" . ?e <FIPS_6-4_(US_counties)> ?pv_1 . ?pv_1 <pred:value> "17107" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "30305"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Answer: 2010-04-01