-5 | -9 | +9 | -10 -9 +10'' | -10 -8 +9 | -9 -4 -5 -4 | +5 -4 -4' | -5 | +6 | -6 -5 ob6 | -6 -4 +6 | -5 -1 ob2 -1 | +2 -1 -1'