Question: When did the sovereign state officially named Mauritania have a population numbering 3422901?
Choices: 2014-04-05
1970-04-07
2008
1977-12-01
1980-10-01
2007-08-01
2008-07-01
2013-02-24
1632
2016-02-13
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "sovereign state" . ?e <official_name> ?pv_1 . ?pv_1 <pred:value> "Mauritania" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "3422901"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: official name
Mauritania
function: FilterConcept
dependencies: 1
inputs: sovereign state
function: QueryAttrQualifier
dependencies: 2
inputs: population
3422901
point in time
Answer: 2008