  Re: LANG: Versioning Use Case  From: Jim Hendler
<hendler@cs.umd.edu> Date: Fri, 20 Sep 2002 18:48:35 -0400
Message-Id: <p05111720b9b1535d91d8@[]>  In the past year I have
given a number of talks on the Semantic Web  (a list of the 20+
main ones is in the SWCG mailing list archive  (members only)
[A].  Among the top ten questions I'm asked (probably  in the
top 5) is "What do we do about versioning the ontology" --  this
is also an issue with one of our biggest proposed users - the
National Cancer Institute is considering releasing their cancer
vocabulary (used by every NIH-funded cancer researcher among
others)  in OWL.  However, one of their primary concerns is that
they release  monthly updates and want some way to indicate
major changes from  minor ones.  I posit this is a great real
world example of Jeff's USE  case below.  Versioning is also a
requirement in our Use Case    I think that I would endorse what
Jeff has proposed, but let me make  a suggestion - why don't we
take Jeff's original proposal