[Event "Columbus, 1977"] [White "Kevin Spraggett"] [Black "Delva"] [FEN "2rq2k1/3bb2p/n2p2pQ/p2Pp3/2P1N1P1/1P5P/6B1/2B2R1K w - - 1 0"] %Hidden=1 1. Rf7 Kxf7 2. Qxh7+ Ke8 3. Qxg6+ Kf8 4. Bh6#