On Thu, 07 Sep 2006 08:16:10 +0200, Lachlan Hunt  
<lachlan.hunt@lachy.id.au> wrote:

> But what use case is there for a computer needing to determine from a  
> sentence like that, that the "Prime Minister" is Tony Blair?

Search engines? Encyclopaedias? Historical analysis of texts? Automatic  
linking of texts?

> It would be quite clear to a human reading that in an article of some  
> sort that Tony Blair is the Prime Minister without any additional markup.

How about if it was an article about the Dutch prime minister? Would it be  
clear to you then who it was?

Best wishes,

Steven Pemberton