gpg> andrea@Workstation:~$ gpg --edit-key userone@none.com
gpg (GnuPG) 1.4.20; Copyright (C) 2015 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.


This key was revoked on 2016-02-18 by RSA key F868F863 User one <userone@none.com>
pub  1024R/F868F863  created: 2016-02-18  revoked: 2016-02-18  usage: SC
                     trust: full          validity: revoked
This key was revoked on 2016-02-18 by RSA key F868F863 User one <userone@none.com>
sub  1024R/65C13050  created: 2016-02-18  revoked: 2016-02-18  usage: E
[ revoked] (1). User one <userone@none.com>