Copyright for grep source package in Yangtze V1.0

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: grep
Upstream-Contact: bug-grep@gnu.org
Source: https://savannah.gnu.org/projects/grep 
 git://git.savannah.gnu.org/grep.git

Files: *
Copyright: 1992, 1997-2002, 2004-2012 Free Software Foundation, Inc.
 2004, Stepan Kasal  
 2007, Tony Abou-Assaleh 
 2009-2012, Jim Meyering  and Paolo Bonzini 
License: GPL-3+

Files: debian/*
Copyright: 2005-2013 Anibal Monsalve Salazar  and Santiago Ruano Rincón 
 2003-2004 Ryan M. Golbeck 
 2003, Jeff Bailey 
 2003, Clint Adams   Mon, 10 Mar 2003 02:10:32 -0500
 2001 Robert van der Meulen 
 1996-2000 Wichert Akkerman 
License: GPL-3+

License: GPL-3+
 Copyright (C) 1992, 1997, 1998, 1999, 2000, 2001, 2002, 2004,
 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 .
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation; either version 3, or (at your option)
 any later version.
 .
 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 .
 You should have received a copy of the GNU General Public License
 along with this program; if not, write to the Free Software
 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
 02110-1301, USA.  
 .
 Comment:
 .
 On a Debian system you can find a copy of this license in
 /usr/share/common-licenses/GPL-3.