1 From: aperson (a] dom.ain 2 To: bperson (a] dom.ain 3 Content-Type: multipart/digest; boundary=XYZ 4 5 --XYZ 6 Content-Type: text/plain 7 8 9 This is a text plain part that is counter to recommended practice in 10 RFC 2046, $5.1.5, but is not illegal 11 12 --XYZ 13 14 From: cperson (a] dom.ain 15 To: dperson (a] dom.ain 16 17 A submessage 18 19 --XYZ-- 20