1. Nc2 1. Ba4? cxb4 2. c5 b3 3. Bxb3 Nxb3 4. c6 Na5 5. c7 Nc6+ 1. Na6? Kxd1 2. Nxc5 Nc2 3. Na6 Ne3 4. c5 Nc4+ 5. Kd5 Na5= 1... Nb3 2. Na1!! 2. Ne3? Na5! 3. Ke4 Nxc4= 2... Nxa1 2... Na5 3. Nb3+! (3. Bb3? Kc3) 3. Ba4 Kc3 4. Kd5 Kb4 5. Bd1! 1-0