+7 | +8 | +8 | +8 | +7 -6 | -6' -6 | -6 | -6 od7 | od7 | -6 +7 | -7 -7 | -6 -6 | -6' -6 | +6 | -5 -8 | ob6 | -8 | +6 | od7 -8