+6 +6 | +6 +6 | +8 -8 +7 | -5 -5 | -5 -5 | +7 -7 -6 | +5 +5 | +5 +5 | -6 +6 -5 | -4 -4 | -4 -4 | -7 -6 +6 | -2 -2 | -2 -2 | +5 -4 +4 | ob2 ob2 | ob2 ob2 | +4 -3 -3'' | +2 +2 | +2 +2 | -3'' -2 ob2 | -1 -1 | -1 -1 | +1