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Re: Southampton Pub data as linked open data

From: Richard Cyganiak <richard@cyganiak.de>
Date: Tue, 29 Jul 2008 20:44:22 +0100
Cc: Tim Berners-Lee <timbl@w3.org>, "John Goodwin" <John.Goodwin@ordnancesurvey.co.uk>, "Chris Wallace" <Chris.Wallace@uwe.ac.uk>, <public-lod@w3.org>, <semantic-web@w3.org>
Message-Id: <AFD02057-EF0A-41C4-B349-A652E48FF963@cyganiak.de>
To: Bijan Parsia <bparsia@cs.man.ac.uk>

On 29 Jul 2008, at 15:23, Bijan Parsia wrote:

> On 29 Jul 2008, at 15:08, Tim Berners-Lee wrote:
>> Making something like pub:name a subProperty of rdfs:label is  
>> essential
>> for the Tabulator for example to know it can use names as labels in  
>> the UI.  So please do it
> I would suggest that Tabulator find a better way. E.g., something  
> Fresnelish.

Let me see.

1. The RDF working group defines RDF and RDFS, including the useful  
utility properties rdfs:label, rdfs:comment, rdfs:seeAlso and  

2. RDF people start to use these properties in conformance with the  

3. While defining OWL-DL, the OWL WG introduces rather arbitrary  
restriction on all these properties.

4. OWL people ask RDF people to stop subclassing these properties in  
order to meet the restrictions imposed by OWL-DL.

This doesn't make any sense to me. The OWL WG blundered when they  
redeclared these properties as annotation properties.

>> Presumably OWL DL systems can be built to ignore the  
>> rdfs:subClassOf fact when they do OWL-DL reasoning on the data.

+1. You broke it, you fix it.


> Presumably Tabulator can be built to do something with property  
> annotations.
> Cheers,
> Bijan.
Received on Tuesday, 29 July 2008 19:45:27 UTC

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