1.B12 2.Swap 3.C11 4.B12B11I10 5.C11D10C8 6.B11C10F8 7.C8D9D8 8.C10D11H7 9.D9E10H8 10.D11E11H10 11.D8E9F9 12.H7I8I9 13.H8I7H7 14.F8G7F7 15.F9G8H8 16.I9J8J7 17.E9F8J5 18.G7H6J6 19.H8G7I5 20.F7G6I6 21.G8F7H5 22.H10I9G5 23.F8E7G3 24.I8J9F3 25.H5G4G2 26.G5H4K3 27.G4H5G5 28.J7K6K5 29.G3H2K2 30.H4I3I2 31.G2H3J7 32.J8K7K4 33.H2I1H1 34.I2J1M2 35.H3I2J2 36.K4L3L2 37.J5K4M1 38.M2L1J3 39.I5J4L4 40.H6I5I4 41.J7K8I11 42.K7J8J7 43.E10F11J11 44.E11F10L11 45.K8K9H11 46.I9J10L10 47.K9L9L12 48.J9K10K11 49.I11J12K12 50.L10M11M12 51.L9K9J9 52.K5L6M9 53.L4M5L9 54.L11M10M13 55.M5M6L8 56.L6M7M8 57.M6L7L6 58.J7I8M6 59.K4L5M5 60.K6J7I9 61.K9L10L11 62.J10I11I12 63.K12J13I13 64.M12L13H12 65.J11K12H13 66.F10G11G12 67.D10E11G13 68.G11F12F13