[Event "Hoogeveen 86/502"] [Site "?"] [Date "2002.10.19"] [Round "6"] [White "Van Wely, L."] [Black "Acs, P."] [Result "0-1"] [ECO "E48"] [WhiteElo "2681"] [BlackElo "2591"] [Annotator "Aagaard"] [PlyCount "41"] [EventDate "2002.??.??"] [SourceVersionDate "2021.09.11"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 {[%CAl Rg1f3]} 6. cxd5 exd5 7. Nge2 Re8 8. O-O Bd6 9. a3 Ng4 10. h3 Nh2 11. Re1 {[%tqu "En","","","","h2f3","",10,"c8h3","",0]} Nf3+ $5 (11... Bxh3 $2 12. gxh3 Nf3+ 13. Kg2 Nxe1+ 14. Qxe1 $18 {Stockfish dev-20230314-f0556dcb:} Nd7 15. Qd1 c6 16. Bd2 f5 17. Bxf5 Qg5+ 18. Ng3 Bxg3 19. Bxd7 Bxf2+ 20. Kxf2 Re7 {[%CAl Ga8f8]} 21. Qg4 Rf8+ 22. Ke2 Qf6 23. Bc8 Qf7 (23... Qf2+ $6 {Stockfish dev-20230314-f0556dcb: 1)} 24. Kd3 $5 ({Stockfish dev-20230314-f0556dcb: 2)} 24. Kd1 Qf1+ 25. Kc2 Qxa1 26. Nd1 Rf1 27. Bf5 g6 28. Bd3 Qxd1+ 29. Qxd1 Rxd1 30. Kxd1 $16 {[%csl Rd2,Rd3,Ge7]}) 24... Qf7 25. Ne2 h5 26. Qg5 Rxc8 27. Nf4 Rce8 28. Rg1 Rd7 29. Qxh5 Qxh5 30. Nxh5 Rf8 31. Nf4 $18) 24. Rg1 h5 25. Qh4 Rxc8 26. Rf1 Qe8 27. Rf5 g6 28. Qg3 Kh7 29. Rf6 Re6 30. Rf1 Qe7 31. e4 $18) 12. gxf3 {[%tqu "En","","","","d8g5","",10]} Qg5+ 13. Kh1 (13. Ng3 $2 {[%tqu "En","","","","d6g3","",10]} Bxg3 14. fxg3 Qxg3+ 15. Kh1 {[%tqu "En","","","","g3h3","",10]} Qxh3+ 16. Kg1 {[%tqu "En","","","","h3g3","",10]} Qg3+ {[%CAl Gg1f1,Gg1h1]} 17. Kf1 (17. Kh1 {[%tqu "En","","","","e8e6","",10]} Re6 {[%CAl Ge6h6]} 18. e4 {[%csl Rh6][%CAl Gc1h6]} Qh3+ 19. Kg1 Rg6+ $19 {[%CAl Gg1f2,Gc1g5,Rg6g1]} {Stockfish dev-20230314-f0556dcb: 1)} 20. Kf2 ({Stockfish dev-20230314-f0556dcb: 2)} 20. Bg5 Rxg5+ 21. Kf2 Rg2+ 22. Ke3 Qh6+ 23. f4 Qh3+ 24. Qf3 Rg3 $19) 20... Rg2+ 21. Ke3 Qh6+ 22. f4 Qh3+ 23. Qf3 Rg3 $19) {[%tqu "En","","","","c8h3","",10]} 17... Bh3+ (17... Re6 $4 {Stockfish dev-20230314-f0556dcb:} 18. Bb1 ({Stockfish dev-20230314-f0556dcb:} 18. Bxh7+ Kxh7 19. Ke2 Nc6 20. Rg1 Nxd4+ 21. Kd3 Qxf3 22. Kxd4 c5+ 23. Kd3 Qf5+ 24. Ke2 d4 25. Qf1 Qxf1+ 26. Rxf1 dxc3 27. Rxf7 Rd6 28. bxc3 Be6 29. Rf2 Bc4+ 30. Ke1 Rh6 31. e4 Rh1+ 32. Kd2 Rd8+ 33. Kc2 Rdd1 34. Rh2+ Rxh2+ 35. Kxd1 Bd3 36. a4 g5 37. Ra3 Rh1+ 38. Kd2 Bxe4 $19 {[%eval -307,30]}) 18... b6 19. b4 Rc6 20. Ke2 Rxc3 21. Kd2 Rc6 22. Rf1 Ba6 23. Qe1 Qh3 24. Rf2 Bc4 25. Bc2 Rh6 26. e4 Nc6 27. Kc3 Rh5 28. Bf4 Qd7 29. Rg2 g6 30. Rg5 Rh3 31. Rg3 Rxg3 32. Bxg3 b5 33. Qe3 a5 34. bxa5 Rxa5 35. Kb2 Qe7 36. e5 b4 37. a4 Ra8 38. e6 Qxe6 39. Qxe6 fxe6 40. Bxc7 Nxd4 {[%eval -284,31]}) 18. Ke2 {[%CAl Gg3g2,Gg3h2]} Qh2# (18... Qg2#)) 13... Qh4 {[%CAl Gh4h3]} 14. Kg1 $1 (14. f4 {[%tqu "En","","","","h4h3","",10]} Qxh3+ 15. Kg1 {[%csl Rf3,Rg2,Rg4]} {[%tqu "En","","","","c8g4","",10]} Bg4 $19 {[%CAl Gg4f3]}) (14. Rb1 Qxh3+ 15. Kg1 {[%tqu "En","","","","d6h2","",10]} Bh2+ 16. Kh1 {[%tqu "En","","","","h2g3","",10]} Bg3+ 17. Kg1 {[%tqu "En","","","","h3h2","",10]} Qh2+ 18. Kf1 Qxf2#) (14. Nf4 {[%CAl Gf4h3]} {[%tqu "En","","","","c8h3","",10]} Bxh3 15. Ncxd5 (15. Ng2 Qxf2 16. Bf1 {[%csl Rg6,Rh2][%CAl Re8e6,Re6g6,Rf2g3]} Nc6 $1 17. Bd2 Re6 {[%csl Rh6][%CAl Re6h6]} 18. e4 Nxd4 $19 {[%CAl Ge4e5,Rf2g3,Rd4f3,Re6g6]}) (15. Nxh3 $4 {[%tqu "En","","","","h4h3","",10]} Qxh3+ 16. Kg1 {[%tqu "En","","","","d6h2","",10,"h3h2","",0]} Bh2+ (16... Qh2+ $4 17. Kf1 $18 {[%CAl Gf1e2,Ge2d2]}) 17. Kh1 Bg3+ 18. Kg1 Qh2+ 19. Kf1 Qxf2# {[%eval -32759,245]}) {[%tqu "En","","","","e8e6","",10]} 15... Re6 $1 {[%CAl Re6h6]} 16. Nxe6 {[%csl Rg3,Rh2]} {[%tqu "En","","","","h3f5","",10]} Bf5+ $1 {[%csl Gf1][%CAl Rh3f1,Gh1g1,Gg1f1]} (16... Bf1+ $4 {Stockfish dev-20230314-f0556dcb:} 17. Kg1 Be2 18. Nef4 Qg5+ 19. Ng2 Bxd1 20. e4 Qh5 21. Rxd1 Nc6 22. e5 Nxd4 23. Bxh7+ Kxh7 24. Rxd4 Qxe5 25. Rh4+ Kg8 26. Nc3 Qe6 27. Bf4 $16) 17. Kg1 Qh2+ 18. Kf1 {[%tqu "En","","","","d6g3","",10]} Bg3 $3 {[%csl Rf2][%CAl Gf2g3,Rh2e2,Gf5h3,Rh3f1]} 19. Qc2 (19. fxg3 Bh3#) (19. Ke2 Qxf2#) {[%tqu "En","","","","f5d3","",10]} 19... Bxd3+ {[%CAl Gc2d3,Rh2f2]} 20. Re2 {[%tqu "En","","","","h2f2","",10]} Qxf2# $3 (20... Qh1#)) 14... Bxh3 {[%CAl Rh3f1]} (14... Qg5+ $17) 15. f4 {[%csl Rf4][%CAl Rd6h2]} Bg4 {[%CAl Gg4f3,Gh4h1]} 16. Qb3 {[%CAl Ge2g3,Gg3h1]} Bf3 17. Ng3 {[%tqu "En","","","","d6f4","",10]} Bxf4 $1 {[%csl Ge1][%CAl Ge3f4,Re8e1]} 18. Nce2 Bd6 {[%csl Gb7]} 19. Bd2 {[%csl Ge1]} (19. Qxb7 $2 {[%tqu "En","","","","b8d7","",10]} Nd7 20. Bf5 {[%tqu "En","","","","d7f6","",10]} Nf6 {[%CAl Gf6g4]}) 19... Nd7 20. Nf4 Re6 21. Be2 (21. Nxe6 Bxg3 {[%CAl Gh4h1]} {Stockfish 010422:} 22. Bxh7+ ({Stockfish 010422:} 22. fxg3 Qh1+ 23. Kf2 Qg2# {[%eval -32763,245]}) 22... Qxh7 23. fxg3 Qh1+ 24. Kf2 Qg2# {[%eval -32761,245]}) (21. Be2 {[%CAl Gb3d5]} {Stockfish dev-20230314-f0556dcb:} Be4 22. Bd3 Nf6 23. Bxe4 Nxe4 24. Qxd5 Nxd2 25. Kg2 Bxf4 26. exf4 Qd8 $19) 0-1 [Event "85th Tata Steel Masters 2023"] [Site "Wijk aan Zee"] [Date "2023.01.21"] [Round "7.7"] [White "Keymer, Vincent"] [Black "Ding, Liren"] [Result "1/2-1/2"] [ECO "A17"] [WhiteElo "2696"] [BlackElo "2811"] [Annotator "Mueller,Karsten"] [SetUp "1"] [FEN "8/5p2/1p2k1p1/2p1P2p/5P2/P1R3PK/1P5P/3r4 b - - 0 47"] [PlyCount "22"] [EventDate "2023.01.10"] [EventType "tourn"] [EventCountry "NED"] [SourceVersionDate "2021.09.11"] {[#]} 47... f6 {[#] Activity counts. Rook endings should usually be defended actively:} {[%tqu "En","","","","c3b3","Now Black's activity gives him the draw.",0,"e5f6","wins, and Black must now defend passively, e.g.",10]} 48. Rb3 $2 {Now Black's activity gives him the draw.} (48. exf6 $1 {wins, and Black must now defend passively, e.g.} Kxf6 49. Rb3 {[%CAl Rb3b6]} Rd6 50. Kh4 {[%CAl Gh2h3,Gg3g4,Rh3g4]} Kf5 {[%tqu "En","","","","h2h3","",10]} 51. h3 $5 {[%CAl Gg3g4,Gg4g5]} Re6 {[%tqu "En","","","","b3b5","",10]} 52. Rb5 $1 {[%CAl Gb2b4,Rb5f5,Rb4c5]} Rd6 53. a4 Kf6 (53... Rc6 {[%tqu "En","","","","b2b4","",10]} 54. b4 $1 {[%csl Gc5][%CAl Rb4c5,Rb5c5,Rb5f5]} Kf6 55. a5 bxa5 56. bxc5 $1 (56. bxa5 $2 {Stockfish dev-20230128-e4e61cd9:} Kf5 57. Rb6 Rc8 58. Rb7 c4 59. a6 c3 60. a7 Ra8 61. Rc7 c2 62. Rc5+ Kf6 63. Rc6+ Kf5 64. Rxc2 Rxa7 65. Rc6 Rh7 $11) 56... Ra6 {[%tqu "En","","","","b5b6","",10]} 57. Rb6+ $1 $18 {[%CAl Rb6b8,Rb8d8,Rd8d6,Rd6b6,Gf6e6,Ge6d6,Gd6c7]} (57. Rb6+ Rxb6 58. cxb6 Ke6 59. b7 Kd7 60. b8=Q $18)) 54. g4 Rc6 55. Kg3 Rd6 56. Kf3 hxg4+ 57. hxg4 Re6 (57... Ke7 58. Rb3 Kf6 59. Ke4 Rd4+ 60. Ke3 Rxa4 61. Rxb6+ Kg7 62. b3 Rd4 63. Rb5 $18 {Stockfish dev-20230314-f0556dcb:} Rd5 64. b4 Rd1 65. Rxc5 Rb1 66. Rc4 g5 67. fxg5 Rg1 68. Kf4 Re1 69. Re4 Rd1 70. Ke5 Kg6 71. Rd4 $18) 58. b4 cxb4 59. g5+ Kf7 60. Rxb4 Kg7 61. Re4 Rc6 62. Ke3 Kf7 63. Rb4 Ke6 64. Ke4 Rd6 65. Rc4 Ke7 66. Rc7+ Ke6 (66... Kf8 67. Ke5 Rd1 68. Rb7 Rb1 69. Kf6 $18 {[%CAl Rf6g6]}) 67. Rg7 $18 {[%csl Gd6,Ge6,Rg7][%CAl Rg7g6,Rg6d6]}) 48... fxe5 49. Rxb6+ Kf5 {[#]} 50. Rc6 (50. fxe5 {is met by} Rd2 51. a4 g5 $11 {[%csl Gh5][%CAl Gg5g4,Gh3h4,Rh4h5]}) 50... Rc1 51. fxe5 Rc2 52. a4 g5 53. g4+ ({Of course not} 53. a5 $4 g4+ 54. Kh4 Rxh2#) 53... hxg4+ 54. Kg3 Rxb2 55. e6 Rb3+ 56. Kf2 Rb2+ 57. Ke3 Kf6 58. Rxc5 1/2-1/2 [Event "?"] [Site "Riga"] [Date "1965.??.??"] [Round "?"] [White "Tal, Mihail"] [Black "Grave, Peteris"] [Result "1-0"] [ECO "B32"] [Annotator "Demchenko,Svitlana"] [SetUp "1"] [FEN "r1b5/1p1kn1pp/p1n5/2BpprN1/8/8/PPP2PPP/2KR1B1R w - - 0 18"] [PlyCount "39"] [EventDate "1965.??.??"] [EventType "tourn"] [EventRounds "15"] [EventCountry "URS"] [SourceVersionDate "2021.09.11"] {[#]} 18. h4 h6 19. Bd3 $5 hxg5 20. Bxf5+ Nxf5 21. hxg5 Ke6 {#} 22. Rh8 $1 {[%csl Ra8,Rc8]} (22. Rh7 $6 {would not be as efficient, Black has the opportunity to reposition with} Kf7 23. Rxd5 Be6 $17 {with excellent piece coordination.}) (22. Rhe1 $2 {leads the Rook in the wrong direction, where it will stay passively, forever eyeing the well-defended e5 pawn.} d4 $17) (22. g4 $6 Nfe7 $15 {[%CAl Ge7g6,Gg6f4] allows Black to reposition his Knight.}) 22... b5 (22... b6 23. Bxb6 Bb7) 23. f4 $1 Bb7 $2 (23... exf4 $6 24. Re1+ Kd7 (24... Kf7 $2 25. Rf8+ Kg6 26. Ree8 $18 {[%csl Rc8]}) 25. Rf8 $44 {still runs into problems.}) (23... d4 $5 {was the right way to play} 24. fxe5 Bb7 $11 {Black completes development and should be able to hold on after White's active rook has been neutralized.}) 24. Rxa8 Bxa8 25. g4 $1 Nfe7 26. f5+ Kf7 {#} 27. Rh1 (27. g6+ $5 {[%csl Ra8,Rg7][%CAl Gd1h1,Gh1h8] is also giving White an advantage after} Kf6 28. Rh1 $18 {with an invasion along the h-file.}) (27. f6 $2 {allows Black to coordinate and get rid of his weakness} gxf6 28. Rf1 Ng6 29. Rxf6+ Kg7) (27. Bxe7 $6 Nxe7 {this trade is not in White's favour - making the opponent's defence easier.}) 27... Kg8 28. g6 $18 d4 29. Rh7 Nd5 30. g5 Nd8 31. Bd6 Nc6 32. Bf8 $1 Kxf8 33. Rh8+ Ke7 34. Rxa8 Kd6 35. f6 gxf6 36. g7 Nce7 37. Rxa6+ 1-0