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Re: Schema.org in RDF ...

From: Pat Hayes <phayes@ihmc.us>
Date: Sun, 12 Jun 2011 12:10:10 -0700
Cc: public-lod@w3.org
Message-Id: <9342606C-8E1A-4C7D-BA9B-EC200773BADE@ihmc.us>
To: Kingsley Idehen <kidehen@openlinksw.com>
Kingsley, Im not exactly sure what you are saying in all this, but... (read on)

On Jun 12, 2011, at 9:49 AM, Kingsley Idehen wrote:

> On 6/12/11 3:42 PM, Richard Cyganiak wrote:
>> On 12 Jun 2011, at 11:12, Alan Ruttenberg wrote:
>>> I've yet to encounter a person who didn't understand the difference between a book about Obama and Obama.
>> This has nothing to do with books about Obama.
>> 
>> It's about the difference between an URI-named resource which can return, say, a JSON representation of Obama; and a URI-named resource that *is* Obama. Explaining why using the same URI for both of those supposedly breaks the Web isn't *quite* that easy.
>> 
>> Best,
>> Richard
>> 
> Richard,
> 
> It isn't about braking the Web or its AWWW, really. It's about how its always been when dealing with data via programs. An Object has:
> 
> 1. Name
> 2. Representation Address
> 3. Actual Representation.

It also has 4. Its actual self, ie the object. In the example above, Obama, the living breathing President of the USA. Not a representation or an address of any kind, not accessible by HTML in any way, not a piece of information. Still, can be referred to by a name, and described by a representation. And this is what the whole discussion is about.

Pat

> 
> I can even articulate this using the much overloaded "Resource" term by saying: courtesy of Linked Data tweak (or evolution) Web Resources now has a:
> 
> 1. Name
> 2. Representation Address
> 3. Actual Representation.
> 
> Prior to the use of Links for structured data representation a Resource had a:
> 
> 1. Representation Address
> 2. Actual Representation.
> 
> 
> It really is as simple as outlined above.
> 
> HTTP explicitly includes the ability to negotiate Actual Representation via mime types.
> 
> 
> -- 
> 
> Regards,
> 
> Kingsley Idehen	
> President&  CEO
> OpenLink Software
> Web: http://www.openlinksw.com
> Weblog: http://www.openlinksw.com/blog/~kidehen
> Twitter/Identi.ca: kidehen
> 
> 
> 
> 
> 
> 
> 

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Received on Sunday, 12 June 2011 19:10:41 UTC

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