[Event "?"] [Site "?"] [Date "2013.02.18"] [Round "?"] [White "hw1-2"] [Black "?"] [Result "*"] [Annotator "Doe,John"] [SetUp "1"] [FEN "8/8/8/3p4/8/5K2/k2P4/8 w - - 0 1"] [PlyCount "21"] [EventDate "2013.??.??"] 1. Kf4 $1 {This is a very clever way to avoid the 7th rank opposition.} ({ The most straightforward way of playing does not work here because the black is able to obtain the opposition on the 7th rank, which leads to a draw. Remember that rule, it is very important.} 1. d4 Kb3 2. Kf4 Kb4 3. Kf5 Kb5 4. Ke6 Kc6 5. Ke5 Kc7 6. Kxd5 Kd7 {At this point it is a draw due to the opposition on 7th rank because white cannot make a progress without pushing the pawn.} 7. Kc5 Kc7 8. d5 Kd7 9. d6 Kd8 10. Kc6 Kc8 11. d7+ Kd8 $11 {and either white loses a pawn or the game ends with a stalemate.}) 1... Kb3 2. Ke5 Kc4 3. d4 Kb5 4. Kxd5 Kb6 5. Kd6 $18 {and white can promote the pawn via} Kb7 6. Kd7 Kb6 7. d5 Kb7 8. d6 Kb8 9. Ke8 Kc8 10. d7+ Kc7 11. d8=Q+ {Winning.} *