6 -6 7 8 8 8 -8 7 -8 7 -6

6 -6 7 8 8 8 -8 7 -8 7 -6

6 -6 -8 7




6 7 -6 6 5 6 7 8 -8 7

-6 7 -7 -6 6 -5 6 7 -6 6

6 7 -6 6 5 6 7 8 -8 7

-8 8 -9 8 -8 7 -6 6 6 -6 -8 7