1            '
 2           'A'
 3          'ooo'
 4         'ookxo'
 5         `ookxxo'
 6       '.   `ooko'
 7      'ooo`.   `oo'
 8     'ooxxxoo`.   `'
 9    'ookxxxkooo.`   .
10   'ookxxkoo'`   .'oo'
11  'ooxoo'`     .:ooxxo'
12 'io'`             `'oo'
13'`                     `'