Introduction The General Public Database License aims at protecting the freedom of complex collections of works and data, some of which may be considered as original, some of which may be not. The General Public Data License combines copyright and database sui generis rights to provide the best possible protection of your freedom. Definitions Structure A hierarchy of words. Collection A Collection is a structured set of individual works and data. Work Work is a piece of information which is orginal. Programmes Programmes are a special category of works which allow to perform specific tasks when run on a computer. Data Data is a piece of information which is not original. Copyright Protection All works in this collection may be licensed according to the terms of "GNU Free Documentation License":http://www.gnu.org/licenses/fdl.html . Programmes in this collection are licensed according to the terms of the "General Public License":http://www.fsf.org/licenses/gpl.html The structure of this collection is licensed according to the terms of "GNU Free Documentation License":http://www.gnu.org/licenses/fdl.html. The collection is licensed according to the terms of "GNU Free Documentation License":http://www.gnu.org/licenses/fdl.html. Sui Generis Protection The Collection has required an important amount of investment in order to be built. The collection as such is protected under the European Law by the Database sui generis rights. We hereby grant a license to copy, modify, enhance and publish the Collection under the condition that any derived Collection should be available under the terms of the General Public Data License.