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Re: a doubt on basic concepts

From: Peter <meancity@gmail.com>
Date: Wed, 20 Oct 2004 15:16:21 +0800
Message-ID: <5bff54a1041020001647ac8e01@mail.gmail.com>
To: Jeen Broekstra <jbroeks@cs.vu.nl>, www-rdf-interest@w3.org

hi Jeen
 u said OIL has RDF syntax ?
i read "OIL in a Nutshell" 2000, in side
author gives something like this 

ontology-container
title "African animals"
creator "Ian Horrocks"
subject "animal, food, vegetarians"
description "A didactic example ontology describing
African animals"
description.release "1.01"
publisher "I. Horrocks"
type "ontology"
format "pseudo-xml"
format "pdf"
identifier "http://www.cs.vu.nl/~dieter/oil/TR/oil.pdf"
source "http://www.africa.com/nature/animals.html"
language "OIL"
language "en-uk"
relation.hasPart "http://www.ontosRus.com/animals
/jungle.onto"


as a example of OIL.
i assume this one is OIL syntax...

thank u


On Tue, 19 Oct 2004 21:30:08 +0200, Jeen Broekstra <jbroeks@cs.vu.nl> wrote:
> 
> Dear Peter,
> 
> 
> 
> Peter wrote:
> > Dear all, as i read, some basic ideas i would like to enquire. DAML
> >  DAML + OIL OIL RDF.
> >
> > well,  DAML has two version, (or we say DAML actually is DAML
> > family? )one is DAML-ONT (old) , the other is DAML-OIL(new).
> > correct?
> >
> > OIL, a kind of ontology presentation language. and DAML-OIL is its
> > RDF version of syntax serialization., correct?
> 
> Close but not quite. Let me tell you a story, of three-letter
> abbreviations and oversea friendships.
> 
> OIL stands for Ontology Interchange Language, and was developed in
> 1999/2000, in the context of a European IST project (On-To-Knowledge,
> http://www.ontoknowledge.org/) as an attempt to come up with a usable
> KR language for knowledge mangagement in such environments as
> corporate intranets . It was a mix between Description Logics, Frame
> Logics and RDF. OIL already had an RDF syntax. OIL came in three
> flavours: OIL Lite (basically RDFS minus reification), OIL Standard
> (roughly comparable to OWL DL) and Heavy OIL (roughly OWL Full).
> 
> The DAML project (http://www.daml.org/) was a US funded research
> project that had some overlapping goals with On-To-Knowledge. DAML
> stands for DARPA Agent Markup Language, but confusingly, there is no
> actual language that is called DAML.
> 
> DAML-ONT was a first attempt at an Agent Markup language based on OIL,
> basically it was a rough first draft version that had some primitives
> removed, others added, and a different RDF syntax. The joint EU-US
> ontology working group (consisting of a.o. members of the DAML project
> and On-To-Knowledge) then worked on several revisions of this initial
> DAML-ONT proposal, to make it more usable. The result of this was
> DAML+OIL. Another language developed in DAML is DAML-S, a Web Service
> markup language.
> 
> DAML+OIL then became input for the W3C Ontology Working Group, and the
>   end result (for now at least) of that is the OWL family of languages.
> 
> I hope that my tale entertained and enlightened ;)
> 
> Jeen
> --
> Jeen Broekstra                                      Vrije Universiteit
>                                Dept. of Mathematics & Computer Science
> jbroeks@cs.vu.nl                 de Boelelaan 1081a, 1081 HV Amsterdam
> http://www.cs.vu.nl/~jbroeks                           The Netherlands
> 
>
Received on Wednesday, 20 October 2004 07:16:22 GMT

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