Jon Speelman

... the initial position is decisive Zugzwang.

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[Event "rated untimed match"]
[Site "Bradley Beach, NJ"]
[Date "1929.??.??"]
[Round "?"]
[White "Steiner, Lajos"]
[Black "Kupchik, Abraham"]
[Result "1-0"]
[Annotator "David Hayes"]
[BlackElo "0"]
[FEN "8/3k4/8/4Pp2/8/3K2P1/8/8 w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]

{ White must steer clear of the d4 square until black commits his king to e6
or abandons e6. } 1. Kc4 ( 1. Kd4 { This hasty move is only good for a draw. } 1... Ke6 { Sadly, white must abandon the defense of his e-pawn. } 2. Kd3 Kxe5 3. Ke3 Ke6 4. Kf4 Kf6 5. g4 fxg4 6. Kxg4 { Black and white could fight on, but a draw
is likely. } ) 1... Kc6 { Black abandons e6 to oppose white's advance. } ( 1... Ke6 2. Kd4 { Now black must abandon the blockade of the e-pawn. } 2... Ke7 3. Kd5 Kf7 4. e6+ Kf6 5. Kd6 Kg5 6. e7 Kg4 7. e8=Q { White wins with a large material
advantage. } 7... Kxg3 8. Qe3+ Kg4 9. Ke5 f4 10. Qxf4+ Kh3 11. Qf2 Kg4 12. Qg2+ Kh5 13. Kf5 Kh6 14. Qg6# ) 2. Kd4 Kd7 3. Kd5 Ke7 4. e6 Kf6 5. Kd6 Kg5 6. e7 Kg4 7. e8=Q { White wins with a large material advantage. } 1-0