[Event "Malaga, 1981"] [White "Mikhail Tal"] [Black "Ricardo Calvo Minguez"] [FEN "8/6R1/p2kp2r/qb5P/3p1N1Q/1p1Pr3/PP6/1K5R w - - 1 0"] %Hidden=1 1. Qe7+ Kc6 2. Rc1+ Bc4 3. Rxc4+ Kb6 4. Qb7#