R+pp vs R

[Event "Black to move, white wins"] [Site "?"] [Date "2004.??.??"] [Round "?"] [White "Villeneuve, A."] [Black "0400.20"] [Result "1-0"] [SetUp "1"] [FEN "4r3/8/8/2Pk1K2/3P1R2/8/8/8 b - - 0 1"] [PlyCount "58"] [EventDate "2004.??.??"] [SourceDate "2000.07.25"] {From Chéron 1960.} 1... Rf8+ (1... Rh8 2. Kg6 $1 Re8 3. Kf7 Re1 4. Kf8 $1 { : see text on 12th}) (1... Rg8 2. Rh4 $1) 2. Kg5 $8 (2. Kg4 $6 Rh8 3. Kg5 $1) 2... Rg8+ 3. Kh5 $8 Rg7 (3... Rg1 4. Rg4 $1 Rf1 5. Kg5 $8 Rf8 6. Rh4 $3 {: text on 8th move}) (3... Ke6 4. Rg4 $8 Rh8+ (4... Ra8 5. Rg6+ $8 Kf5 6. Rg5+ $8 Ke4 7. d5 $8) 5. Kg5 $8 Ra8 (5... Rg8+ $6 6. Kf4 $8) 6. Re4+ $1 Kd5 7. Rh4 $3 Rf8 $1 (7... Ke6 8. Rh6+ $1) 8. Kg6 $8 Rf1 9. Rg4 $3 Rf8 10. Kh6 $8 {: text on 6th}) 4. Rg4 $8 Rf7 5. Kg6 $8 (5. Kg5 $6 Rg7+ 6. Kf5 $1 Rf7+ 7. Kg6 $8) 5... Rf8 6. Kh6 $3 {[#]} (6. Rh4 $6 Rf1 7. Kg5 $6 Rf8 8. Kh5 $6 (8. Kg6 $1 {as already seen} ) 8... Rg8 9. Rg4 $2 (9. Rf4 $3 {returns after the 3rd white move}) 9... Rh8+ $8 10. Kg6 Rg8+ $8 11. Kf5 Rf8+ $8 12. Kg5 Rg8+ $8 13. Kf4 Rh8 $3 {[#]} 14. Kg3 (14. Ke3 Rh3+ $8) 14... Kc4 $8 15. Kf3 Re8 $1 $11) 6... Rf1 (6... Kc4 7. Kg5 $8 Kd5 8. Rh4 $8 {idem}) (6... Rf7 7. Rg7 $1 Rf1 8. Rd7+ $8) (6... Rh8+ 7. Kg7 $8 Rh1 8. Kf6 $8 Re1 9. Rg8 $1) 7. Kg5 $8 Rf8 (7... Ke6 8. Re4+ $8 Kd5 9. Rf4 $8) (7... Rf7 8. Rf4 $8) 8. Rh4 $3 {Z [#]} (8. Rf4 $6 Rg8+ $1 {and we came back on the 2nd move}) 8... Rf7 (8... Rf1 9. Rf4 $8 Ra1 10. Kf6 $1 Re1 11. Kf7 $1 {text}) ( 8... Kc4 9. Rf4 $8 Re8 10. Kf6 $1 Kd5 11. Kf7 $1) (8... Kc6 9. Rh6+ $8 Kb5 10. Rd6 $1) (8... Rg8+ 9. Kf6 $8 Re8 10. Kf7 $1) 9. Rf4 $8 Re7 $1 (9... Rg7+ 10. Kf6 $8 Ra7 11. Rf5+ $8 Kc6 (11... Kxd4 12. Ke6 $8) 12. Ke5 $1 Re7+ 13. Kf4 $8 ( 13. Kf6 $2 Re4 $8 $11) 13... Re1 14. Rf6+ $8) 10. Kf6 $1 Re1 11. Kf7 $1 Re2 ( 11... Ra1 12. Ke7 $1 Ra7+ 13. Kd8 $1 {and the coming on b6 will be decisive}) 12. Kf8 $3 Re6 (12... Re1 13. Rf7 $3 Kxd4 14. c6 $8) 13. Rh4 $1 {Z. [#] Or on g4.} (13. Rf7 $2 Kxd4 $8 $11) 13... Re1 14. Rh7 $8 Re6 15. Rd7+ $8 Kc6 16. Re7 $1 Rh6 ( 16... Rf6+ 17. Ke8 $8 Rh6 18. Kd8 $8) 17. Kg7 $8 Rh5 (17... Rh1 18. Re6+ $8) 18. Re5 $1 Rh1 19. Re6+ $8 Kc7 20. d5 $8 Rh5 21. d6+ $8 Kc6 22. Kf8 $1 Rh8+ 23. Ke7 $8 Rh7+ 24. Kd8 $8 Rh8+ 25. Re8 $8 Rh7 26. Kc8 $8 Ra7 27. Kb8 $8 Rb7+ 28. Ka8 $8 Rd7 29. Rc8+ $8 Kd5 30. Rc7 1-0

[Event "White wins"] [Site "?"] [Date "2010.??.??"] [Round "?"] [White "Villeneuve, A."] [Black "0400.20"] [Result "1-0"] [SetUp "1"] [FEN "8/5K1k/8/7P/1R3P2/8/8/r7 w - - 0 1"] [PlyCount "53"] [EventDate "2010.??.??"] [SourceDate "2000.07.25"] {The R+Pf+Ph/R endgame is always lost when the bK is confined to the 8th rank, (by a wR in 7th) with White pawns having reached at least the 5th row (beware however of the protection of the wK against the blackmail of the perpetual check from the bR). The "h" pawn is in general better in h5 than in h6: on the one hand the control of g6 limits the bK, on the other hand it can less easily be swallowed by the bK who returns quickly in h7 (with bRa8) transposing in a comfortable draw with R+Pf / R. Here, the "f" pawn being far enough, Black to move would draw by 1...Ra7+ or 1... Kh6. White will shelter king, then try to place his rook on f4 on a ...Kh6, but he will have to beware of the return ...Kh7 threatens ...Kg8-f7 =. Finally, when the pawns are on f6 & h6, an excursion of the wK to the 8th will be on the menu.} 1. f5 $8 (1. Rb7 $2 Kh6 $8 (1... Rf1 $2 2. f5 $1 Rxf5+ 3. Ke6+) 2. f5 Kxh5 $8 3. f6 Kh6 $8 4. Ke7 Ra8 $3 $11) 1... Ra7+ (1... Kh6 2. f6 $8 Ra7+ 3. Ke6 Ra6+ 4. Kf5 {: text on 6th}) 2. Ke6 $8 {[#]} (2. Ke8 $6 Ra8+ 3. Ke7 Ra7+ 4. Ke6) (2. Kf6 $2 Kh6 $8 { taking advantage that the "f" pawn is blocked}) 2... Ra6+ (2... Kh6 3. f6 $8) 3. Ke5 $8 {[#]} (3. Ke7 $6 Ra7+ 4. Ke6) 3... Kh6 (3... Ra5+ 4. Kf4 Kh6 (4... Kg7 5. Kg5 $8 Ra7 6. f6+ Kf7 7. Rb5 $8) 5. Kg4 $8 Ra6 6. Re4 Ra1 (6... Ra5 7. Re6+ Kg7 8. Kg5) 7. f6 $3 {[#]} (7. Re6+ $2 Kg7 $11) 7... Rf1 8. Rf4 $8 Rg1+ 9. Kf5 Ra1 10. Rd4 {as in the main line, but simpler}) 4. f6 $8 Ra5+ (4... Kxh5 5. f7 Ra5+ 6. Kf6) (4... Ra1 5. Rb8 $1 {(the King is ready to hide on f8)} Rf1 6. Ke6 Re1+ 7. Kd6 Rf1 8. Ke7 Re1+ 9. Kf8) 5. Ke6 $8 {[#]Return.} (5. Kd6 $6 Ra6+ 6. Ke5) (5. Kf4 $2 Rxh5 $8 (5... Kxh5 $2 6. f7 $8 Ra8 {(...Ra1 Kf5)} 7. Rb6 $8) (5... Ra6 $2 6. Kf5 Ra5+ 7. Kg4 {: text}) 6. f7 (6. Rb8 Kg6 $8) 6... Kg7 $8) 5... Ra6+ 6. Kf5 $8 {[#]} Ra5+ 7. Kg4 $8 {[#]The bK is handicapped by the essential dam g6-g7.} (7. Kf4 $2 Rxh5 $8 {already seen}) (7. Ke6 $6) 7... Rg5+ (7... Rxh5 8. f7 { (this time the wK is on g4: compare with 5.Kf4? the bK cannot go to g7)} Rg5+ 9. Kf4 $8) 8. Kf3 $3 {[#]Threatens Rf4.} (8. Kf4 $2 Rxh5 $8 {already seen}) 8... Rg1 (8... Kh7 9. Rf4 $8 Rg1 10. Kf2 $8 {: text}) (8... Rg8 9. Kf4 Ra8 (9... Kxh5 10. Kf5 $8 Ra8 11. Rf4 $3 Ra5+ 12. Ke6 Ra6+ 13. Ke7 Ra7+ 14. Kf8 Kg6 15. f7 $8) (9... Rg5 10. f7) (9... Rg1 10. Kf5 Rf1+ {(...Kxh5 f7)} 11. Ke6) 10. Kg4 $1 { (Kf5?! ...Ra5+ see 6th)} (10. Rb6 $1 Ra5 {(...Kxh5 f7)} (10... Ra7 11. Kg4 Ra4+ (11... Ra1 12. Rb8) (11... Rc7 12. Rb8) 12. Kf5 $8) 11. Rb8 $8) 10... Rg8+ ( 10... Ra6 11. Rf4 $1) (10... Rc8 11. Rd4 Ra8 12. Kf5 Ra5+ 13. Ke6) (10... Kh7 11. Re4 Kh6 12. Kf5) 11. Kf5 Ra8 12. Re4 Rb8 13. Re1 $1 (13. f7 $2 Kg7 $11) ( 13. Ke6 $2 Kxh5 $8) 13... Ra8 14. Rf1 $1 Rb8 (14... Ra2 15. Ke4) 15. Ke6) (8... Ra5 9. Rf4 Ra1 10. Kg4) (8... Rxh5 9. Rf4 $8) (8... Kxh5 9. f7 $8 Rf5+ 10. Rf4 $8) (8... Rf5+ 9. Rf4 $8) 9. Rf4 $8 (9. Kf2 $2 Rg8 $8) 9... Kh7 (9... Ra1 10. Kg4 $1 Rg1+ 11. Kf5 $8 Ra1 12. Ke6 Ra6+ 13. Kd5) (9... Rg8 10. Ke4 $8) 10. Kf2 $3 {[#]} (10. Ke4 $2 Kg8 $8) (10. f7 $2 Rf1+ $8 11. Ke4 Rxf4+ 12. Kxf4 Kg7 $11) (10. Rf5 $2 Kg8 $8) 10... Rg8 {Only way to prevent the threat f7, but now White has a respite, as the bK no longer has access to the "g" file: the blocking of g8 by the bR prevents the regrouping ...Kg8-f7.} 11. Ke3 $8 {[#]} (11. Kf3 $6 Rg1 12. Kf2) 11... Ra8 (11... Rc8 $6 12. Kd4 $1 Ra8 13. Ke5) (11... Rb8 12. Ke4 $8) 12. Ke4 $3 {[#]} (12. Kd4 $2 {: it is strange that this is escaping the win, and is not just a waste of time. But White must keep in touch with f5 to place either the king or the rook there. !} Kg8 $1 ( 12... Ra5 $1 13. f7 Ra4+ $8) 13. Ke5 Kf7 $1 (13... Ra5+ $1)) 12... Kg8 (12... Ra5 13. Rf5 $3 {[#]} Ra4+ 14. Ke5 $8 Ra5+ (14... Kg8 15. Rg5+ $8 Kf7 16. Rg7+ $8 Kf8 17. h6) 15. Kf4 Ra1 16. Rb5 $1 Rf1+ (16... Kg8 17. Kf5 Kf7 18. Rb7+ $8) 17. Ke5 $1 Re1+ (17... Kh6 18. Ke6 $8) (17... Ra1 18. Rb8 $1) (17... Kg8 18. Ke6 $1 Re1+ 19. Re5 $1 Ra1 20. h6 $1 Ra2 21. Rb5 Re2+ 22. Kf5 $1 {idem}) 18. Kd6 $8 Kg8 (18... Rd1+ 19. Ke7 Re1+ 20. Kf8) 19. h6 $1 Rd1+ 20. Ke6 $1 Re1+ 21. Kf5 $8 {(threatens Kg6 with cover Rg5)} Kh7 $1 (21... Rf1+ 22. Kg6 $8 Rg1+ 23. Rg5 Rh1 24. f7+ Kf8 25. h7) 22. Rb4 $1 (22. f7 $1 Rf1+ 23. Ke6 $8 Kg6 24. Rg5+ $3 Kxg5 25. h7) 22... Kg8 23. Rb8+ $1 Kf7 24. h7 $1 Rf1+ 25. Ke4) (12... Ra1 13. Kf5 $1 {(f7? ...Ra4+ and ...Rxf4)} (13. Ke5 Ra5+ (13... Kg8 14. h6 Kf7 15. Rh4 $8) (13... Re1+ 14. Re4) 14. Ke6 $8 Ra6+ (14... Kg8 15. h6) 15. Kf5 Kh6 16. Ke5) 13... Kh6 {(...Kg8 h6! -- threatens Rb4 -- ...Kf7 h7!!)} (13... Ra5+ 14. Kg4 $8 Kg8 15. h6 $3 {[#]} (15. Rf3 Kf7 16. h6 $8) 15... Ra7 (15... Ra1 16. h7+ $1) 16. Kh5 $1 Rb7 17. Rg4+ $1 (17. Kg6 $6 Rg7+) 17... Kf8 (17... Kh8 18. Re4) 18. Re4 Kg8 (18... Ra7 19. Kg6) 19. Kg6 Rg7+ 20. Kf5 Ra7 (20... Rg1 21. Rg4+) 21. h7+ $1) 14. Ke5 $1 {(threatens f7 and wK can go to meet the bR now that . ...Kg8 is no longer possible)} (14. Re4 Rf1+ 15. Ke6) 14... Ra5+ ( 14... Re1+ 15. Kd6 Rd1+ 16. Ke7 Re1+ 17. Kf8) 15. Kd6 Ra6+ 16. Kc5 Ra5+ 17. Kc6 Ra8 18. f7 Kg7 19. f8=Q+ Rxf8 20. h6+ $8 Kg8 21. h7+ $8) 13. Kf5 $3 {[#]Threatens Kg6.} Kf7 {Now, it only remains for Black to make his Rook breathe (...Ra1) to draw. But...} (13... Ra1 14. h6 $1 (14. Rg4+ Kf7 15. Rg7+ $8 Kf8 16. h6) 14... Rb1 (14... Kh7 15. f7 Ra8 16. Ke6) (14... Kf7 15. h7 $8 Rh1 16. Ra4 {(Re4)} Rh5+ 17. Kg4 $8 Rxh7 18. Ra7+ $8 Kg6 19. Rxh7 $8 Kxh7 20. Kf5) 15. Ra4 Rf1+ 16. Kg5 Rg1+ 17. Rg4 Ra1 18. Kg6 Rb1 19. f7+ Kf8 20. h7 $8 Rb6+ 21. Kh5) 14. Re4 $3 {[#]} Ra5+ (14... Ra1 15. Re7+ $8 {: text}) (14... Rb8 15. h6) 15. Re5 $8 Ra1 (15... Ra7 16. h6) 16. Re7+ $8 Kf8 {bK is confined to 8th, the wPs have passed the 5th, the win is safe. The only concern is to house the wK.} (16... Kg8 17. h6 (17. Rg7+) 17... Rf1+ 18. Ke6) 17. h6 $8 {Last preparation for the wK progress.} (17. Re2 $6 Kf7 18. Re7+) (17. Rb7 $2 Rf1+ $8 18. Kg6 (18. Ke6 Re1+ $8) 18... Rg1+ $8 {(the blackmail referred to in the introduction)} 19. Kh7 Rf1 $8) 17... Rf1+ 18. Ke6 $8 {[#]} Re1+ 19. Kd7 $8 {[#]} (19. Kd6 $6 Rf1 20. Kd7 Rd1+ 21. Kc7) 19... Rd1+ {We have transposed in a variant of Capablanca-Kostic 1919, but with the bK on f8 instead of g8.} (19... Rf1 20. Re8+ Kf7 21. h7 $8) 20. Kc7 $1 (20. Kc8 $1 {(minor dual)} Rd6 $1 (20... Rf1 21. Kd8 Kg8 22. Re8+ $1 Kf7 {(...Kh7 Re6)} 23. h7 $8) (20... Rh1 21. h7 $8 Rc1+ 22. Rc7 $1 {(Kd8?! : text)}) 21. h7 $1 (21. Rd7 $1 Rc6+ 22. Kb7 $1 Rxf6 23. Rd8+ $8 Ke7 24. h7 $8 Kxd8 25. h8=Q+ $8) 21... Rd8+ 22. Kc7 $8 Rc8+ 23. Kd7 $1 {: text}) 20... Rh1 $1 {It is clear why it was necessary to play h6 before raising the wK.} (20... Rc1+ 21. Kd8 $1 Rd1+ 22. Rd7 $8) 21. h7 $8 { The end as in Mandler 1962, one column to the right.} Rc1+ {New episode, the stalemate blackmail.} 22. Kd8 $1 {The passage through the 8th row is necessary in any case.} (22. Kb7 $6 Rb1+ 23. Kc8 $1 Rb8+ 24. Kd7) 22... Rc8+ 23. Kd7 $8 Rd8+ (23... Rc7+ 24. Ke6 $8 Rc6+ 25. Kf5 $8 Rxf6+ {: text} (25... Rc5+ 26. Re5)) 24. Ke6 $8 Rd6+ 25. Kf5 $8 Rxf6+ (25... Rd5+ 26. Re5) 26. Kg5 $3 {[#]} Kxe7 (26... Rh6 27. Kxh6) 27. h8=Q {Descent (after slight hesitation) to f2, then up (in 8th) of the White King, whose every move up to the 19th included (i.e. 12 moves of the King) are entirely determined.} 1-0

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