Authentication-Results: example.org 1; none
Received: from mail-router.example.com
              (mail-router.example.com [192.0.2.1])
          by server.example.org (8.11.6/8.11.6)
              with ESMTP id g1G0r1kA003489;
          Fri, Feb 15 2002 17:19:07 -0800
From: sender@example.com
Date: Fri, Feb 15 2002 16:54:30 -0800
To: receiver@example.org
Message-Id: <12345.abc@example.com>
Subject: here's a sample

Hello!  Goodbye!