The King is a fighting piece. Use it!
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "White player"]
[Black "Black player"]
[Result "*"]
[BlackElo "0"]
[FEN "8/p4K2/P7/8/8/8/1k6/8 w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
{ The Best Path|White to move and win. } 1. Ke6 { The only winning move. White
moves closer to the black pawn, and also in a way to block the advance of
black's king. } ( { A direct path to capture the black pawn results in only a
draw. } 1. Ke7 Kc3 2. Kd7 Kd4 3. Kc6 Ke5 4. Kb7 Kd6 5. Kxa7 Kc7 6. Ka8 Kc8 7. Ka7 Kc7 8. Ka8 Kc8 { Draw. } ) 1... Kc3 2. Kd5 Kd3 3. Kc6 Kd4 4. Kb7 Kd5 5. Kxa7 Kc6 6. Kb8 Kb6 7. a7 { The pawn will promote.|White wins with a large material
advantage. } *