Question: At what point in time is 7400000 the number of visitors each year at the museum that is the location of the Mona Lisa (created in 1503)?
Choices: 2009-04-13
1949-05-23
1998-02-18
2006-06-28
2013-12-13
1913-01-01
2000-01-19
1630
2015-04-30
2016
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "museum" . ?e_1 <location> ?e . ?e_1 <pred:name> "Mona Lisa" . ?e_1 <inception> ?pv_1 . ?pv_1 <pred:year> 1503 . [ <pred:fact_h> ?e_1 ; <pred:fact_r> <location> ; <pred:fact_t> ?e ] <start_time> ?qpv_1 . ?qpv_1 <pred:year> 1797 . ?e <visitors_per_year> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "7400000"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <visitors_per_year> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Mona Lisa
function: FilterYear
dependencies: 0
inputs: inception
1503
=
function: Relate
dependencies: 1
inputs: location
forward
function: QFilterYear
dependencies: 2
inputs: start time
1797
=
function: FilterConcept
dependencies: 3
inputs: museum
function: QueryAttrQualifier
dependencies: 4
inputs: visitors per year
7400000
point in time
Answer: 2016