1------------------------------------------------------------------
2------------------------------------------------------------------
3------------------------------------------------------------------
4---------3----10---8---6---8---3---3---5---6---6---6---8---6---5--
5--3---3-----------------------------------------------------------
6------------------------------------------------------------------
1------------------------------------------------------------------
2------------------------------------------------------------------
3------------------------------------------------------------------
4---------3----10---8---6---8---3---3---5---6---6---5---3---1---3--
5--3---3-----------------------------------------------------------
6------------------------------------------------------------------