Question: When did a big city, whose subreddit is graz (826 subscribers) reach the population of 289,440 ?
Choices:
2010-12-31
2018-01-01
2012-09-01
1915
2002-03-24
1987-07-07
1814-01-01
1968-04-10
2009-08-05
1989
Answer: 2018-01-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "big city" . ?e <subreddit> ?pv_1 . ?pv_1 <pred:value> "graz" . [ <pred:fact_h> ?e ; <pred:fact_r> <subreddit> ; <pred:fact_t> ?pv_1 ] <number_of_subscribers> ?qpv_1 . ?qpv_1 <pred:unit> "1" . ?qpv_1 <pred:value> "826"^^xsd:double . ?e <population> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "289440"^^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: subreddit
graz
function: QFilterNum
dependencies: 1
inputs: number of subscribers
826
=
function: FilterConcept
dependencies: 2
inputs: big city
function: QueryAttrQualifier
dependencies: 3
inputs: population
289440
point in time