Avoid moving pawns, because they cannot go backwards.
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[Event "rated untimed match"] [Site "?"] [Date "????.??.??"] [Round "?"] [White "Unknown"] [Black "Unknown80"] [Result "1-0"] [Annotator "David Hayes"] [BlackElo "0"] [FEN "1r6/8/1B3kp1/PB5p/1b6/1P5P/6P1/5K2 w - - 0 1"] [SetUp "1"] [TimeControl "0"] [WhiteElo "0"] 1. a6 Rxb6 2. a7 Rxb5 3. a8=Q { White wins with a large material advantage. } 1-0