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Permission to use, copy, modify, and distribute this software and its documentation for educational, research, and not-for-profit and non commercial purposes, without fee and without a signed licensing agreement, is hereby granted, provided that the above copyright notice, this paragraph and the following two paragraphs appear in all copies, modifications, and distributions and all dealings between the University of Essex and third parties are governed exclusively by English law and all disputes are subject to the non–exclusive jurisdiction of the English courts. If you are not willing to accept these terms please return the software and its documentation to us. Contact the Business Development and Regional Office, University of Essex, Wivenhoe Park, Colchester, Essex CO4 3SQ Tel: 01206 872925, for commercial licensing opportunities. The creators must be immediately informed of all enhancements and modifications to the software and they shall be free to use these as they choose.

Created by: Constraint Research Group in the Computer-aided Constraint Programming Project (funded by EPSRC, reference number GR/L20122)

Contact: Prof Edward Tsang, Department of Computer Science, University of Essex, Wivenhoe Park, Colchester, Essex, CO4 3SQ, UK

IN NO EVENT SHALL THE UNIVERSITY OF ESSEX BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

THE UNIVERSITY SPECIFICALLY DISCLAIMS ANY EXPRESS WARRANTIES OR WARRANTIES IMPLIED BY LAW TO THE FULLEST EXTENT ALLOWED BY LAW, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS IS". THE UNIVERSITY HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.