@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix unece: <https://test.uncefact.org/vocabulary/> .

<https://test.uncefact.org/vocabulary/portion-basis/unknown> a skos:Concept ;
    skos:definition "The portion the stated mass counts is not known."@en ;
    skos:inScheme unece:portion-basis ;
    skos:notation "unknown" ;
    skos:prefLabel "Unknown"@en .