[Event "Pavlodar, 1991"] [White "Oleg Korneev"] [Black "Valerij Filippov"] [FEN "2qk1r2/Q3pr2/3p2pn/7p/5P2/4B2P/P1P3P1/1R4K1 w - - 1 0"] %Hidden=1 1. Bb6+ Ke8 2. Qa4+ Qd7 3. Qa8+ Qd8 4. Qxd8#