https://www.omg.org/spec/Commons/Classifiers/isClassifiedBy
rdf:Property
@prefix cmns-cls: <https://www.omg.org/spec/Commons/Classifiers/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
cmns-cls:isClassifiedBy a rdf:Property .