The blunders are all there on the board, waiting to be made.
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[Event "rated untimed match"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Unknown"] [Black "Unknown399"] [Result "1-0"] [Annotator "David Hayes"] [BlackElo "0"] [FEN "6bk/p3q1p1/1p1p4/1Pr1pP2/2P3P1/3Q1P2/P5K1/2R5 w - - 0 1"] [SetUp "1"] [TimeControl "0"] [WhiteElo "0"] 1. Rh1+ Bh7 2. Rxh7+ Kxh7 3. f6+ Kg8 4. fxe7 Kf7 5. Qxd6 Rc8 6. Qd8 Rxd8 7. exd8=Q { White wins with a large material advantage. } 1-0