This document is written for readers who want a first impression of the capabilities of OWL. It provides an introduction to OWL by informally describing the features of each of the sublanguages of OWL.
M. Faerber, O. Archne, F. Jochaud, and S. Jablonski. Umweltbundesamt http://www.umweltbundesamt.de, page 21-30. Umweltbundesamt http://www.umweltbundesamt.de, (2008)ISSN 1862-4804.