The MusicBrainz Metadata Vocabulary described using W3C RDF Schema and the Web Ontology Language. The vocabulary provides terms for describing music, i.e. artists, albums, and tracks. OWL DL version, written by Yves Raimond. Must take care about some tricky things : you cannot refer directly to classes in owl dl (for the type property, by instance), so you must refer to blank instanciation of object classes). Set of individuals and classes are disjoint. Album A compact disk. This is a generic term which applies not only to actual albums but also CD singles, EPs, etc. Trm ID This objects represents the class of http://...trmid/xxx (contained in the bags objects of the property trmID list...) Status Type Album release status. A type of Album release. Release Type A track on a compact disk. The term is not limited to simply music as it could cover a spoken word track, an audio book, etc. Track An artist. This is a generic term which is applied to solo articles, groups, and also "various artists". The Musicbrainz II database schema will refine the model to further distinguish between artists/band members and groups. Artist Album Release Type Release status for an album, e.g. official, bootleg, etc. List of CD Index Ids CD Index Id List List of trmids for a track. A track can have multiple trmids. If there are then this property is used rather than trmid. TRM Id List List of albums, e.g. albums by an artist Album List Release status for an album, e.g. official, bootleg, etc. Album Release Status Track List List of tracks on an album TRM Id Relatable music identifier. Created from audio properties of a track. A track may have multiple TRM ids. Version of an artists name to be used for sort ordering Artist Sort Name Duration of a track. In milliseconds Duration Track Number Position of a track on an album