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 "Unknown328"]
[Result "1-0"]
[Annotator "David Hayes"]
[BlackElo "0"]
[ECO "A00"]
[FEN "8/8/3k4/1p3ppp/1P1K4/6PP/5P2/8 w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
1. f3 ( { White can try: } 1. f4 gxf4 2. gxf4 h4 3. Kc3 Kd5 4. Kd3 Ke6 5. Kd4 Kd6 { Draw. Neither side can make progress. } ) 1... g4 2. fxg4 fxg4 3. h4 Ke6 4. Kc5 Ke5 5. Kxb5 Ke4 6. Kc6 Kf3 7. b5 Kxg3 8. b6 Kxh4 9. b7 g3 10. b8=Q Kh3 11. Qc8+ Kh2 12. Qh8 g2 13. Qxh5+ Kg3 14. Qc5 Kh2 15. Qf2 Kh1 16. Qh4+ Kg1 17. Kd5 { White wins with a large material advantage. } 1-0