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DBpedia 2014
Search DBpedia 2014 by triple pattern
subject
predicate
object
Matches in DBpedia 2014 for
{ ?s ?p ratification by 20 states. }
Showing items 1 to 2 of
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Montreal_Protocol
conditionEffective
"
ratification by 20 states
"
.
Vienna_Convention_for_the_Protection_of_the_Ozone_Layer
conditionEffective
"
ratification by 20 states
"
.
