Question: When did the historical country that bordered the Empire of Japan until 1912 have a population of 400000000?
Choices: 2014-05-08
1985-01-01
2015-08-01
2018-09-30
1997-06-18
2002-10-01
1897
1900
1912
1900-01-05
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "historical country" . ?e_1 <shares_border_with> ?e . ?e_1 <pred:name> "Empire of Japan" . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <shares_border_with> ; <pred:fact_t> ?e ] <end_time> ?qpv_1 . ?qpv_1 <pred:year> 1912 . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "400000000"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Empire of Japan
function: Relate
dependencies: 0
inputs: shares border with
forward
function: QFilterYear
dependencies: 1
inputs: end time
1912
=
function: FilterConcept
dependencies: 2
inputs: historical country
function: QueryAttrQualifier
dependencies: 3
inputs: population
400000000
point in time
Answer: 1900