schema:nsn leaf node

@prefix cmns-id: <https://www.omg.org/spec/Commons/Identifiers/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix schema: <https://schema.org/> .
@prefix unece: <http://unece.org/vocab#> .

schema:nsn a rdf:Property ;
    rdfs:label "nsn" ;
    rdfs:comment "Indicates the [NATO stock number](https://en.wikipedia.org/wiki/NATO_Stock_Number) (nsn) of a [[Product]]. " ;
    rdfs:subPropertyOf schema:identifier,
        cmns-id:identifiedBy ;
    owl:equivalentProperty unece:nSNId ;
    schema:domainIncludes schema:Product ;
    schema:rangeIncludes schema:Text ;
    schema:source <https://github.com/schemaorg/schemaorg/issues/2126> .