+5 -5 | +6 -6 +6 -6 | -7 +9 -10 +9 -8 | +9 -6 +7 -7 | -3' -8 -8 -7 +4 ob4 | +5 -2 -1 -2 -1 -2 | -3 ob4 ob5 | -6' +7 -8 od7 -6 +5 | -4 -4' -3'' +2 | +4