Re: Middle ground change proposal for httpRange-14 -- submission

On 3/27/12 10:21 AM, David Booth wrote:
> Hi Kingsley,
> On Tue, 2012-03-27 at 07:27 -0400, Kingsley Idehen wrote:
>> On 3/26/12 2:37 PM, David Booth wrote:
> [ . . . ]
>>>> @prefix wdrs:<>   .
>>>> <http://example/toucan>   wdrs:describedby<http://example/toucan>   .
>>> To my mind, wdrs:describedby means something different, as I think it is
>>> important to be able to distinguish between a URI definition and other
>>> data that involves the target URI.  Here's how I explained it in the
>>> proposal:
> [ . . . ]
>> Putting the wdrs: namespace aside for a second, why is "definedby" a
>> better predicate than "describedby" when the semantics in question boils
>> down to indicating that a resource (a document) is a descriptor (bearer
>> of description representation) for the referent of a hashless HTTP URI ?
> Well, not "better", but *different*.  Yes, they both indicate that the
> document describes the resource, but "definedby" states that the
> document is definitional, as opposed to just containing additional
> information about the target resource.  The difference boils down to the
> question:
>    According to the URI owner, what assertions should *always* be
>    assumed, when the target URI is used in a statement?
> The "definedby" relation indicates that, according to the URI owner, the
> statements in the document should always be assumed, when using the URI.
> The "describedby" relation merely indicates that the URI owner thinks
> the statements may be useful to someone.
Yes, and isn't the "may be useful to someone" attribute the key and most 
generic attribute when all is said and done. Remember, it is a World 
Wild Web out there :-)



Kingsley Idehen 
Founder&  CEO
OpenLink Software
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Received on Tuesday, 27 March 2012 14:55:33 UTC