Question: When did the county of Massachusetts whose Dewey Decimal Classification is 2--7447 have a population of 696023?
Choices:
1968-12-01
1991-12-01
2015-01-01
2013-03-11
2016-12-17
1682-01-01
2015-10-21
1993
1969
2005-11-21
Program:
function: FindAll
function: FilterStr
dependencies: 0
inputs: Dewey Decimal Classification
2--7447
function: FilterConcept
dependencies: 1
inputs: county of Massachusetts
function: QueryAttrQualifier
dependencies: 2
inputs: population
696023
point in time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "county of Massachusetts" . ?e <Dewey_Decimal_Classification> ?pv_1 . ?pv_1 <pred:value> "2--7447" . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "696023"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <population> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Answer: 2015-01-01