The hardest game to win is a won game.
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[Event "rated untimed match"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Unknown"] [Black "Unknown057"] [Result "0-1"] [Annotator "David Hayes"] [BlackElo "0"] [ECO "A02"] [FEN "8/8/6k1/3K1pp1/8/5PBp/8/8 b - - 0 1"] [SetUp "1"] [TimeControl "0"] [WhiteElo "0"] 1... f4 2. Bh2 g4 3. fxg4 f3 4. Bg1 h2 5. Bxh2 f2 6. Bc7 f1=Q { Black wins with a large material advantage. } 0-1