56w
 +-----------------+
8| r r r   c r r r |
7| r d d     c     |
6|   h         c   |
5|                 |
4|           E D e |
3| D H           r |
2| R   M C   C   R |
1| R R R       R R |
 +-----------------+
   a b c d e f g h