Re: Reference vs import <-- RIF Core shortened

Paul Vincent wrote:
> 
> Christian's comment is simply (?) that RIF needs to play well alongside
> externally-defined fact definitions (for example external Java object
> models used to define production rules in BREs). 

Thanx for translating from the csma-ese, Paul :-)

> Maybe the qu is whether it is compulsory that all relevant facts and
> class relationships need to be represented in RIF for RIF rules to be
> defined against them?

It is compulsory that they need be representable; so, yes, they could be represented.

But it is not compulsory that they be represented, as far as I understand.

That is, by the way, what I understand Gary says in his reply to you [1], and this is, anyway, what I have been trying to say all along.

> Or have I missed the point (again)? :)

I do not think so.

Cheers,

Christian

[1] http://lists.w3.org/Archives/Public/public-rif-wg/2008Nov/0127.html