Question: When was the visual artwork originating in Panama assigned exploitation visa number 42024?
Choices:
2007-02-20
1929-01-01
1901-10-25
2012-01-23
1992-03-16
1944
1727-05-17
1977-04-01
1973-12-06
1983-06-28
Program:
function: Find
inputs: Panama
function: Relate
dependencies: 0
inputs: country of origin
backward
function: FilterConcept
dependencies: 1
inputs: visual artwork
function: QueryAttrQualifier
dependencies: 2
inputs: exploitation visa number
42024
start time
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:instance_of> ?c . ?c <pred:name> "visual artwork" . ?e <country_of_origin> ?e_1 . ?e_1 <pred:name> "Panama" .  ?e <exploitation_visa_number> ?pv . ?pv <pred:value> "42024" . [ <pred:fact_h> ?e ; <pred:fact_r> <exploitation_visa_number> ; <pred:fact_t> ?pv ] <start_time> ?qpv .  }
Answer: 1973-12-06