Camillo Gamnitzer, Schweizerische Schachzeitung 1987
Position: 6b1/4B2n/3R1pp1/2kP2p1/Pp1p2R1/1P2pp1B/4P3/2K5 w - - 0 1
 
mate in 4

Black: Bg8, Nh7, f6, g6, Kc5, g5, b4, d4, e3, f3
White: Be7, Rd6, d5, a4, Rg4, b3, Bh3, e2, Kc1
Solution: 
Click to see solution below