Y. Afek
The Problemist 1997
1. Ta7! 1. e7 f1=D 2. e8=D Df6+ 3. Kh7 Dh4+ 4. Kg6 Tg1+ 5. Kf5 Df2+ 1... Td8+ 1... f1=D 2. Th7+ Kg2 3. Tg7+= 2. Lf8!! Txf8+ 2... f1=D 3. Th7+ Kg2 4. Tg7+= 3. Kg7 f1=D 4. Tf7!! De2 4... Dc4 5. Kxf8! 5. Kxf8! Dxe6 6. Th7+ Kg2 7. Tg7+ 1/2-1/2
