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Re: Congo Example, Preconditions and refersTo

From: Marta Sabou <marta@cs.vu.nl>
Date: Tue, 02 Sep 2003 10:06:53 +0200
Message-ID: <3F544F9D.73022935@cs.vu.nl>
To: agarwal@aifb.uni-karlsruhe.de
Cc: www-ws@w3.org

 Hi Sudhir, 

 Your observation is right: indeed the congo example is inconsistent with the
DAML-S model.

 This is an effect of a modelling fault in DAML-S, which was earlier posted to
this list (http://lists.w3.org/Archives/Public/www-ws/2003May/0034.html). Also,
there is a paper debating this and other issues of DAML-S:

 However, the DAML-S coalition is currently working on fixing this. 



Sudhir Agarwal wrote:
> Hi all,
> i was going through the congo example available at DAML services site.
> I have a problem regarding "refersTo".
> According to the profile ontology, property "parameter" has range
> "ParameterDescription". Property "refersTo" has domain "ParameterDescription"
> and range "&process;#parameter". "Input", "output", "precondition" and
> "effect" are sub-properties of "parameter".
> In the process ontology, "input", "output" and "participant" are
> sub-properties of "parameter". "precondition" is not a sub-property of
> "parameter".
> In congo profile however, i found that the preconditions referring to
> preconditions in congo process. I am wondering how a profile precondition can
> refer to a process precondition, when profile precondition can only refer to
> process parameter and process precondition is not sub-property of process
> parameter.
> Thanks for any help.
> Sudhir Agarwal

 Marta Sabou
Received on Tuesday, 2 September 2003 04:06:56 UTC

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