1. d7 Nf7 1... g1=Q 2. d8=Q+ Kh7 3. Qe7+ Kh6 4. Qf6+ Kh5 5. e6 1... Ne6 2. fxe6 g1=Q 3. d8=Q+ Kh7 4. Qe7+ Kg6 5. Qxa3 2. e6 g1=Q 2... Kf8 3. exf7 g1=Q 4. d8=Q+ Kxf7 5. Qd7+ Kf8 6. f6 3. exf7+ Kh7 4. f8=N+! 4. d8=Q? Qg7+ 5. f6 Qxf6+ 6. Qxf6 stalemate 4... Kg8 5. Ne6 Kf7 6. d8=R! 6. d8=Q? Qxb1+ 7. Kxb1 stalemate 1-0