W3C home > Mailing lists > Public > public-ldp@w3.org > March 2013

Re: Section 4: LDPR/non-LDPR formal definitions

From: Kingsley Idehen <kidehen@openlinksw.com>
Date: Tue, 26 Mar 2013 11:00:18 -0400
Message-ID: <5151B802.8050206@openlinksw.com>
To: Henry Story <henry.story@bblfish.net>
CC: public-ldp@w3.org
On 3/26/13 10:30 AM, Henry Story wrote:
> On 26 Mar 2013, at 15:28, Kingsley Idehen<kidehen@openlinksw.com>  wrote:
>> >On 3/26/13 10:04 AM, Richard Cyganiak wrote:
>>> >>On 26 Mar 2013, at 13:45, Kingsley Idehen<kidehen@openlinksw.com>  wrote:
>>>> >>>There is nothing about "text/turtle" that implies adherence or interpretation of the rules outlined in TimBL's Linked Data meme. Not a single thing
>>> >>text/turtle references the Turtle spec. The Turtle spec says that Turtle serializes an RDF graph. The spec defining RDF graphs says, when explaining what the IRIs in an RDF graph mean [1]:
>>> >>
>>> >>[[
>>> >>Perhaps the most important characterisitic of IRIs in web architecture is that they can be dereferenced, and hence serve as starting points for interactions with a remote server. This specification, however, is not concerned with such interactions. It does not define an interaction model.
>>> >>]]
>>> >>
>>> >>The solution that you seek is a reference to the LDP spec in that section: “The Linked Data Platform specification [[LDP]] defines a W3C-recommended interaction model for RDF-based resources.”
>>> >>
>>> >>This will not be possible in*this*  iteration of RDF Concepts due to the way the various WG charters are staggered. It takes time to weave new specifications such as LDP into the existing fabric of specifications. The fact that it may take a few years for this sentence to appear is no excuse for harming compatibility now, in my eyes.
>> >
>> >I think we have the following options:
>> >
>> >1. make a new media type -- describe it as being associated with text/turtle plus the addition of link behavior semantics definitions
>> >2. use profiles with existing media types associated with RDF
>> >3. tweak the existing text/turtle media type-- by incorporating dereference and its interaction implications
>> >4. resurrect application/x-turtle -- it can basically include what's outlined in #1 .
>> >
>> >We have to solve the problem. We can't will it away:-)
> 5. keep text/turtle - there is no problem.
Okay, you might just be right re. #5. I've just revisited the current 
text/turtle media type description [1].

Erik: what do you think could be missing from the existing media type 
definition re. links and associated interaction models?


1. http://www.iana.org/assignments/media-types/text/turtle -- media type 
definition .



Kingsley Idehen	
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OpenLink Software
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Received on Tuesday, 26 March 2013 15:00:33 UTC

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