Question: What point in time did the museum located in Washington, D.C. have 4261391 visitors per year?
Choices: 1497-01-01
1978-01-20
2012-03-07
1472
2016
1900
2014-04-01
1958-03-26
2006-11-11
1958-12-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "museum" . ?e <located_in_the_administrative_territorial_entity> ?e_1 . ?e_1 <pred:name> "Washington, D.C." .  ?e <visitors_per_year> ?pv . ?pv <pred:unit> "1" . ?pv <pred:value> "4261391"^^xsd:double . [ <pred:fact_h> ?e ; <pred:fact_r> <visitors_per_year> ; <pred:fact_t> ?pv ] <point_in_time> ?qpv .  }
Program:
function: Find
inputs: Washington, D.C.
function: Relate
dependencies: 0
inputs: located in the administrative territorial entity
backward
function: FilterConcept
dependencies: 1
inputs: museum
function: QueryAttrQualifier
dependencies: 2
inputs: visitors per year
4261391
point in time
Answer: 2016