1|-------------------------------------------------------------------
2|--------------5-5-------------5-5---------8-8-6-6---------8-8-6-6--
3|------5-5-7-7---------5-5-7-7---------5-5-------------5-5----------
4|--7-7-------------7-7-------------7-7-------------7-7--------------
5|-------------------------------------------------------------------
6|-------------------------------------------------------------------
1|-------------------------------------------------------------------
2|-8-8-6-6-5-5-----8-8-6-6-5-5---------------------------------------
3|-------------7-7-------------7-7-------4-4-5-5-7-7------4-4-5-5-7-7
4|-----------------------------------5-5--------------5-5------------
5|-------------------------------------------------------------------
6|-------------------------------------------------------------------
1|-------------------------------------------------------------------
2|-----------5-----------5--------8--6--------8--6----8--6--5------8-
3|-----5--7--------5--7--------5-----------5-------------------7-----
4|--7-----------7-----------7-----------7----------------------------
5|-------------------------------------------------------------------
6|-------------------------------------------------------------------
1|----------------------------------
2|-6--5-----------------------------
3|-------7------4--5--7-----4--5--7-
4|-----------5-----------5----------
5|----------------------------------
6|----------------------------------