dddddddddddddd
dddddddddddddd
. . ddd......ddd
. . ddd......ddd
. . ddd......ddd
. . ddd......ddd
dddddddddddddd
dddddddddddddd nnnnn
nnnnnnnnnnnnnnnnn
nnnnnnnnnnnnnnnnn
nnnnn............nnnnn
nnnnn............nnnnn
nnnnn............nnnnn
nnnnn............nnnnn
nnnnn............nnnnn
nnnnn............nnnnn
nnnnn............nnnnn
..................................ccccccccccccccc
. .................................ccccccccccccccc
. .................................ccccc
. .................................ccccc
. .................................ccccc
. .................................ccccc
. .................................ccccc
. .................................ccccc
. .................................ccccccccccccccc
. .................................ccccccccccccccc