Question: When did the historical country on the Eurasian continent record a population of 160,000,000?
Choices:
2017-02-24
1780
2016-10-01
2014-04-30
1705
2003-10-19
1279
1847-01-01
1891-01-01
1795
Answer: 1279
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "historical country" . ?e <continent> ?e_1 . ?e_1 <pred:name> "Eurasia" .  ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "160000000"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Eurasia
function: Relate
dependencies: 0
inputs: continent
backward
function: FilterConcept
dependencies: 1
inputs: historical country
function: QueryAttrQualifier
dependencies: 2
inputs: population
160000000
point in time