[rdfweb-dev] Grading the foaf:knows relationship

Julian Bond julian_bond at voidstar.com
Mon Feb 23 09:02:33 UTC 2004

Stephen Pollei <stephen_pollei at comcast.net> wrote:
>This reminds me a lot of pics( http://www.w3.org/PICS/ ) and in
>particular using rdf for pics. http://www.w3.org/TR/rdf-pics
>It even has your min/max stuff plus other things like "at" "until" "by"
>"ratingservice" etc.

The second one looks like it's got everything we need here for defining 
a rating service. What I can't see is how to include a statement within 
some RDF(FOAF) for defining a rating of some object, that uses that 
rating system[1].

Solve that problem and we get to the meta-problem. Defining one or more 
Rating Services that multiple providers can use so that we can smush the 

[1]Is it possible in RDF to add a qualifier to <foaf:knows> without 
sub-classing? Or am I just being stupid and it's
<foaf:knows qualifier="value">

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