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 "Unknown73"]
[Result "0-1"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "7k/pp1q3p/2p1np2/3p4/1P1P1RQN/7P/2P3PK/r7 b - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1... Qc7 ( { Black can try: } 1... Qd6 2. g3 Nxf4 3. Qc8+ Kg7 4. Nf5+ Kg6 5. Nxd6 { White wins with a large material advantage. } ) 2. Qxe6 ( { White can
try: } 2. g3 Nxf4 3. gxf4 { Black wins with a large material advantage. } ) 2... Qxf4+ 3. g3 Qf2+ 4. Ng2 Qg1# 0-1