Question: When did Mexico City stop having an ISO 3166-2 code of MX-DIF?
Choices: 1916
1981
2016-11-15
1991-09-07
2013-10-01
1919
2005-01-03
1979-04-08
2011-11-10
2014-06-01
SPARQL: SELECT DISTINCT ?qpv WHERE { ?e <pred:name> "Mexico City" . ?e <ISO_3166-2_code> ?pv . ?pv <pred:value> "MX-DIF" . [ <pred:fact_h> ?e ; <pred:fact_r> <ISO_3166-2_code> ; <pred:fact_t> ?pv ] <end_time> ?qpv .  }
Program:
function: Find
inputs: Mexico City
function: QueryAttrQualifier
dependencies: 0
inputs: ISO 3166-2 code
MX-DIF
end time
Answer: 2016-11-15