W3C home > Mailing lists > Public > public-wai-ert@w3.org > February 2009

Re: [updated] EARL 1.0 Schema

From: Shadi Abou-Zahra <shadi@w3.org>
Date: Wed, 25 Feb 2009 14:11:02 +0100
Message-ID: <49A54366.1010601@w3.org>
To: Johannes Koch <johannes.koch@fit.fraunhofer.de>
CC: ERT WG <public-wai-ert@w3.org>
Hi Johannes,

Johannes Koch wrote:
> It's not an "either-or", is it?
> 
> According to 
> <http://www.w3.org/WAI/ER/EARL10/WD-EARL10-Schema-20090223#mainAssertor> 
> earl:mainAssertor
> 
> 1. has domain earl:Assertor and range earl:Assertor, which makes all 
> subjects and objects in earl:mainAssertor triples an earl:Assertor;
> 
> _and_
> 
> 2. is a sub-property of foaf:member (at least that's how I interpret the 
> prose), which makes all subjects in earl:mainAssertor triples a 
> foaf:Group and all objects in earl:mainAssertor triples a foaf:Agent.

Good question. If a property is a sub-property of another, can one 
redefine Domain and Range that way? The RDF spec doesn't say anything 
about this:
  - <http://www.w3.org/TR/rdf-schema/#ch_subpropertyof>

We should confirm this, just to be sure.

Best,
   Shadi

-- 
Shadi Abou-Zahra - http://www.w3.org/People/shadi/ |
   WAI International Program Office Activity Lead   |
  W3C Evaluation & Repair Tools Working Group Chair |
Received on Wednesday, 25 February 2009 13:11:41 GMT

This archive was generated by hypermail 2.2.0+W3C-0.50 : Wednesday, 25 February 2009 13:11:42 GMT