Re: Many meanings of Is A

• From: Bijan Parsia <bparsia@cs.man.ac.uk>
• Date: Thu, 19 Jun 2008 22:36:13 +0100
• To: Matt Williams <matthew.williams@cancer.org.uk>
• Cc: Owl Dev <public-owl-dev@w3.org>, Semantic Web <semantic-web@w3.org>
• Message-Id: <1390C7C2-30DB-43E5-972A-8843CECCEB73@cs.man.ac.uk>

On Jun 19, 2008, at 8:57 PM, Matt Williams wrote:

> Dear All,
>
> I remember reading somewhere that someone had once compared many  
> different usages of "Is A".
>
> Can anyone point me to the ref?

"What IS-a is and isn't", by Ron Brachman.

IIRC, he distinguishes on the order of 27 senses in use at the time  
in KR/semantic net systems.

I believe it's online.

Cheers,
Bijan.

Received on Thursday, 19 June 2008 21:37:01 UTC