Event Ontology

"This ontology is centered around the notion of event, seen here as the way by which cognitive agents classify arbitrary time/space regions (...). This ontology has already been proven useful in a wide range of context, due to its simplicity and usability: from talks in a conference, to description of a concert, or chords being played in a Jazz piece (when used with the Timeline ontology), festivals, etc."

Friend of a Friend vocabulary

"FOAF is a project devoted to linking people and information using the Web. Regardless of whether information is in people's heads, in physical or digital documents, or in the form of factual data, it can be linked. FOAF integrates three kinds of network: social networks of human collaboration, friendship and association; representational networks that describe a simplified view of a cartoon universe in factual terms, and information networks that use Web-based linking to share independently published descriptions of this inter-connected world.

Music Ontology

"The Music Ontology Specification provides main concepts and properties fo describing music (i.e. artists, albums and tracks) on the Semantic Web. This vocabulary defines 54 classes and 153 properties. Music Ontology data can be published by anyone as part of a web site or an API and linked with existing data, therefore creating a music-related web of data."

Sport Ontology

"The Sport Ontology is a simple lightweight ontology for publishing data about competitive sports events. The terms in this ontology allow data to be published about: The structure of sports tournaments as a series of events, the competing of agents in a competition, the type of discipline a event involves, the award associated with the competition and how received it ...etc. Whilst it originates in a specific BBC use case, the Sport Ontology should be applicable to a wide range of competitive sporting events data publishing use cases.

Facet Analytical Theory in Managing Knowledge Structure for Humanities

"FATHUM is a faceted classification designed to accommodate the humanities and was developed for the FATKS project ( During this one year project, the following parts of the humanities vocabulary were developed: broad knowledge classification (300 concepts); generally applicable concepts (3000 concepts); religion (2200 concepts); the arts (300 terms). A contextual subject alphabetical index (chain index) contains 9300 entries.