[foaf-dev] beyond foaf:mbox_sha1sum

Richard Cyganiak richard at cyganiak.de
Sat Dec 19 22:13:24 CET 2009

Hi Greg,

On 19 Dec 2009, at 19:44, Gregory Williams wrote:
> I'm open to the idea that smushing can lead to unwanted results,

That's not just an idea, it's a well-documented phenomenon that  
multiple parties who have worked with FOAF crawls have encountered and  

> but removing the IFP flag will clearly change the semantics involved  
> and could dramatically affect the functioning of existing systems.

Evidence, please. Do you know of existing, deployed systems that use  
off-the-shelf OWL Full reasoners to make use of the built-in IFP  
semantics on foaf:mbox_sha1sum, and hence would be affected by the  

The mere possibility of the existence of such systems doesn't make a  
compelling argument, I think.


> .greg

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