Francisco. Benko –Ganan
Denken und Raten.1928
wKf6,Qe1,Rh5,Pe2,f3/bKg8,Qc5,Ng2,Rh3,Pe3
Solucion:
1.Th8+! Rxh8 [1…Txh8 2.Dg3+ Rf8 3.Db8+] 2.Da1! Df8+ [2…Rh7 3.Db1+ Rg8 4.Da2+ Rh8 5.Da8+] 3.Rg6+ Rg8 4.Da2+ Rh8 5.Db2+ Rg8 6.Db3+ Rh8 7.Dc3+ Rg8 8.Dc4+ Rh8 9.Dd4+ Rg8 10.Dd5+ Rh8 11.De5+ Rg8 12.De6+ Rh8 13.Dxh3+ Ch4+ 14.Dxh4+ Rg8 15.Dh7#