No one will regret the time dedicated to chess, as it will help in any profession.
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[Event "rated untimed match"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "White player"]
[Black "Black player"]
[Result "*"]
[BlackElo "0"]
[FEN "8/1pp5/p2p4/P2P4/1PP5/7k/8/7K w - - 0 1"]
[SetUp "1"]
[TimeControl "0"]
[WhiteElo "0"]
{ Break Through or Bust.|White to move and win. } 1. b5 Kg3 ( { Other attempts
also end with a white pawn breakthrough: } 1... axb5 2. cxb5 Kg4 3. a6 bxa6 4. bxa6 Kf4 5. a7 Ke5 6. a8=Q { White wins with a large material advantage. } ) 2. c5 axb5 ( { Other moves also end in a white pawn breakthrough: } 2... Kf4 3. c6 bxc6 4. bxa6 cxd5 5. a7 c5 6. a8=Q { White wins with a large material
advantage. } 6... Ke5 7. a6 d4 8. a7 d3 9. Qe8+ Kd4 10. a8=Q d5 11. Qa1+ Kc4 12. Qea4# ) 3. c6 bxc6 4. a6 b4 5. a7 b3 6. a8=Q b2 7. Qa3+ Kf4 8. Qxb2 cxd5 9. Qc1+ Ke4 10. Qxc7 d4 11. Qxd6 d3 12. Kg2 Ke3 13. Qe5+ Kd2 14. Kf2 Kc2 15. Ke3 d2 16. Qc5+ Kb1 17. Kxd2 { White wins with a large material advantage. } *