slide to -8 +7 -7 +7 -7 -6 +6

-6 -6' -7 -6 +6 +5

-4 -4' -3 -2 +4 -3 +5 -4

+6 -6 -7 +7 -7 +7

-7 -8 -7 -6 +6

+8 +8' +7 -8 +7

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

-6 -6' -7 -6

+6 +5 -4 -4 -4' -3 -2 +4 -3