[Event "?"]
[Site "?"]
[Date "1928.??.??"]
[Round "?"]
[White "Grigoriev, Nikolay"]
[Black "?"]
[Result "1-0"]
[SetUp "1"]
[FEN "8/8/1p6/8/k7/3K4/5P2/8 w - - 0 1"]
[PlyCount "13"]
[SourceTitle "DEM"]
[Source "ChessCafe/CB"]
[SourceDate "2003.10.29"]
[SourceVersion "1"]
[SourceVersionDate "2003.10.29"]
[SourceQuality "1"]
{[%mdl 32768][%evp 0,13,824,859,1012,1032,1032,29322,29965,29968,29969,29976,29977,29978,29979,29980] Black's king is in the square of the f-pawn, so the hasty 1 f4? Kb5! leads only to a draw. White has to block the king's path to the kingside ("shouldering"!).} 1. Kd4 $1 (1. f4 $2 Kb5 $11) 1... b5 ({The other defensive plan gets instructively refuted:} 1... Kb5 2. Kd5 $1 Ka6 3. f4 Kb7 4. f5 Kc7 5. Ke6 Kd8 6. Kf7 $1 b5 7. f6 b4 8. Kg7 b3 9. f7 b2 10. f8=Q+ {In a practical game, nearly every pawn for some reason ends up queening with check; there are times, however, when you have to work a little bit for it! Interestingly, if we place the pawn on b7 in the starting position, Black saves himself by 1...Kb5! 2 Kd5 Kb6! 3 Kd6 Ka7 4 f4 b5.}) 2. f4 b4 3. f5 b3 {Now the enemy king must be drawn to a checkable square.} 4. Kc3 $1 Ka3 5. f6 b2 6. f7 b1=Q 7. f8=Q+ {mating or winning the queen.} 1-0