+
+;;; -----------------------------------------------------------------------
+
+Copyright (c) 1994-2004 University of Massachusetts
+Department of Computer Science
+Experimental Knowledge Systems Laboratory
+Professor Paul Cohen, Director.
+All rights reserved.
+
+Permission to use, copy, modify and distribute this software and its
+documentation is hereby granted without fee for non-commercial uses
+only (not for resale), provided that the above copyright notice of EKSL,
+this paragraph and the one following appear in all copies and in
+supporting documentation.
+
+EKSL makes no representation about the suitability of this software for any
+purposes. It is provided "AS IS", without express or implied warranties
+including (but not limited to) all implied warranties of merchantability
+and fitness for a particular purpose, and notwithstanding any other
+provision contained herein. In no event shall EKSL be liable for any
+special, indirect or consequential damages whatsoever resulting from loss
+of use, data or profits, whether in an action of contract, negligence or
+other tortuous action, arising out of or in connection with the use or
+performance of this software, even if EKSL is advised of the possiblity
+of such damages.
+
+Thanks to
+
+Marc Atkin, Brendan Burns, Andrew Hannon, Anuan Gao, Brent Heeringa,
+Joshua Moody, Tim Oates, Michael O'Neil, Rob St. Amant, Charles Sutton,
+Louis Theran, David Westbrook, and other former students and staff of
+EKSL.