how to create a gpg key with more than one password

[Jerry Windrel]

----- Original Message ----- 
From: "Atom 'Smasher'" <atom-gpg at suspicious.org>
To: <gnupg-users at gnupg.org>
Sent: Friday, May 07, 2004 1:30 AM
Subject: how to create a gpg key with more than one password


> every now again, someone asks if they can have different pass-phrases for
> each part of a private key, and the answer is typically that it can be
> done... but how to do it is always left out.

Is this the same as a "split key" or "shared secret"?