pply any successor licence (when published), or the GNU GPL,
to this software as an alternative to the current terms.  (Note that
if you convert your copy of the licence to the GPL, you will not be
able to convert it back later, and nor can anyone who receives a copy
from you.)

<p>
If you are not sure about any of the terms of this licence,
please contact us to discuss your requirements.  (Primary contact:
Malcolm.Wallace@cs.york.ac.uk)

<p>
You may use, re-distribute, and modify this software, in whole or