Robert Petrie
-2 | +4 +5 -4 +4 -3 +4 -2 -2 | +2 -2 +4 +5 +6 +7 | -6 -7 +7 +6 -5 +5 -4 | +4 | -3 -4 -4 -4 -2 | +4 +5 -4 +4 -3 +4 -2 ob2 | +2 -2 +4 +5 -5 +6 | -6 +6 -6 -7 +7 -6 +6 -5 +5 -4 | +4 | -5 +5 -4 +4 | +6 -6 -7 | +7 +6 +5 -6 +6 -5 +5 -4 | +6 -5 +5 -4 +4 -3 -4 | ob2 | +2 -2 +4 +5 +6 +7 | +6 -5 +5 -4 -6 -7 | +7 +6 +5 -6 +6 -5 +5 -4 | +6 +5 +4 -3 -4 ob2 | +2 +7 +6 -6 -5 +5 | -4 +4 -3 +4