1---6--6--6--6-8-8-6-4---7--7--7--7-9-9-7-5---6--6--6--6-8-8-6-4--
2-----------------------------------------------------------------
3-6--6--6--6-----------6--6--6--6-----------6--6--6--6------------
4-----------------------------------------------------------------
5-----------------------------------------------------------------
6-----------------------------------------------------------------
1-10-11-10-8-6-5-3-2-3-------------------------------4-6-8-6-4-6--
2------------------------0---------------7-7-7-5-3----------------
3----------------------0---7-9-7-6-9-7-6-----------4--------------
4-----------------------------------------------------------------
5-----------------------------------------------------------------
6-----------------------------------------------------------------
1-------6--6--6--6--8-8-6-4-10-11-10-8-6-5-3-2-3------------------
2---0--------------------------------------------3-4-3-1----------
3-0---7--6--6--6-----------------------------------------3-2-0----
4-----------------------------------------------------------------
5-----------------------------------------------------------------
6-----------------------------------------------------------------