1.B12 2.G7 3.B12C11E7 4.C10 5.C11D10I7 6.C10D9E9 7.D10C9H9 8.E9D8H10 9.E7E8E9 10.D9C10E10 11.C9D10D9 12.D8D7E7 13.E8F7H7 14.H10I9J7 15.I7H8H10 16.G7H6F5 17.H7I6C7 18.H6H7I7 19.H9G8G7 20.I9H9G9 21.F7G6G5 22.J7I8I9 23.G7F8E8 24.E7F7G7 25.F8E7E6 26.E10E11F6 27.C7D6E4 28.C10C11D11 29.D10E10G10 30.G9F10F11 31.H8G9G11 32.D7C6E5 33.E4D5F8 34.E5D4D3 35.D6E5E4 36.D4E3G3 37.G5F4F3 38.D3E2E1 39.I6I5F2 40.G3H2F1 41.I5H4G2 42.H2H3G1 43.H4I3I1 44.H3H2H1 45.G2H3I2 46.H2G2G3 47.F3G4H4 48.E11F12F13 49.G11H12H11 50.F12G13H13