[Event "Baguio, 1978"] [White "Viktor Korchnoi"] [Black "Anatoly Karpov"] [FEN "8/7R/2r5/8/P3n3/8/3nk1PP/R5K1 b - - 0 1"] %Hidden=1 1... Nf3+ 2. gxf3 Rg6+ 3. Kh1 Nf2#