1.b8=D! [1.f8=D? Ac3!] 1...Dxb8 2.f8=D! Dxf8 [ 2...Ac3 3.Df3] 3.h8=D! Ac3! [ 3...Dxh8] 4.Df6! Dd6! [ 4...Dxf6] 5.Dd4! Da6! [ 5...Dxd4] 6.Dd3! [ 6.Df6? Df1+ 7.Dxf1 Axb2++] 6...Dc8 [ 6...Dc4 7.Dxc3+ Dxc3; 6...Dxd3; 6...Db5! 7.De2! Dxe2] 7.De2! Dc4! 8.Dd3! Db5! [ 8...Dxd3] 9.De2= (porque si 9...Dd3? 10.Dxd3 b3 11.Dd6+ Ab4 12.Da6+ Aa5 13.Dxa5++) ½–½