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In RDF/XML, the "rdf:about" construct is used to indicate what "data"
the metadata describes, e.g, the following fragment:

 <rdf:Description
    rdf:about="ftp://ftp.ntnu.no/pub/rfc/rfc2413.txt">
   <dc:title>Dublin Core Metadata for Resource Discovery</dc:title>
 </rdf:Description>

reflects the statement that:
"The title of the resource "ftp://ftp.ntnu.no/pub/rfc/rfc2413.txt' is
 'Dublin Core Metadata for Resource Discovery'".

Problem: How can one _best_ express the same statement in HTML.

I can think of two solutions, which I believe both are valid HTML:


1. Using a special link relation named "about":

   <LINK
      REL="about"
      TYPE="text/plain"
      HREF="ftp://ftp.ntnu.no/pub/rfc/rfc2413.txt">
   <META
      NAME="DC.Title"
      CONTENT="Dublin Core Metadata for Resource Discovery">
 

2. Using the DC identifier property:

   <META
      NAME="DC.Identifier"
      CONTENT="ftp://ftp.ntnu.no/pub/rfc/rfc2413.txt">
   <META
      NAME="DC.Title"
      CONTENT="Dublin Core Metadata for Resource Discovery">


Currently, I believe that solution #2 (Using the DC identifier
property) is the canonical way of doing this.  I am not completely
comfortable with this, mainly because it creates assymmetry between
expressing DC 1.0 in RDF/XML and expressing it in HTML (i.e. if the
DC.Identifier points to the resource in the HTML, the dc:identifier
should do the same work in RDF/XML, not the rdf:about construct).

I therefore would like to see something like solution #1 adopted.

What are the arguments for and against.

If this proposal gets a favourable reception, what are the chances
of getting it incorporated into the text of John Kunze's DCHTML
draft?  

-- 
- gisle hannemyr  ( [log in to unmask] - http://home.sol.no/home/gisle/ )
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  "Use the Source, Luke. Use the Source." -- apologies to Obi-Wan Kenobi
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