Question: When did the county of Oregon that shares border with Washoe County have a population of 7820?
Choices: 1990-10-03
2005-07-20
1864
2005-01-01
1982-04-17
2013-07-01
1999-01-27
1858-01-01
1926
2018-06-22
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Oregon" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Washoe County" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "7820"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Washoe County
function: Relate
dependencies: 0
inputs: shares border with
forward
function: FilterConcept
dependencies: 1
inputs: county of Oregon
function: QueryAttrQualifier
dependencies: 2
inputs: population
7820
point in time
Answer: 2013-07-01