[Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.16"] [Round "2.7"] [White "L'Ami, Erwin"] [Black "Zhu, Jiner"] [Result "1-0"] [ECO "B31"] [WhiteElo "2622"] [BlackElo "2478"] [Annotator "TA"] [PlyCount "83"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,83,15,12,9,10,9,10,-9,-8,-6,0,-5,6,3,33,20,21,33,26,0,0,8,18,18,27,27,33,18,21,18,18,-14,0,0,0,-8,-8,-13,-12,-9,0,0,0,0,0,0,0,0,0,0,-4,-5,0,0,0,0,0,0,0,0,156,119,131,113,217,216,505,484,612,604,626,604,1104,597]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 e5 6. d3 Nge7 7. Bg5 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} h6 8. Bxe7 Nxe7 9. Nc3 {[#] The position is equal.} a6 $146 ({Predecessor:} 9... O-O 10. Bc4 d6 11. Nd5 Nc6 12. a3 Kh7 13. b4 f5 14. bxc5 dxc5 15. exf5 gxf5 {1-0 (38) Guerra Bastida,D (2367)-Moreno Ruiz,J (2471) Linares 2013}) 10. Bc4 b5 11. Bb3 Bb7 12. a4 Qb6 (12... b4 $5 {[%cal Rb4c3]} 13. Nd5 O-O $11) 13. axb5 axb5 14. Rxa8+ Bxa8 15. Qa1 O-O 16. Qa2 {[%cal Ob3f7]} Bb7 17. Nd5 Nxd5 18. Bxd5 d6 {[%cal Bd7d6,Bd6d5][%mdl 32]} 19. Bxb7 Qxb7 20. Ra1 c4 21. Nd2 ({Of course not} 21. dxc4 Qxe4 22. cxb5 Qxc2 $17) 21... d5 22. dxc4 dxc4 23. Qa3 Rd8 24. Qe3 Bf8 25. Nf3 Qc7 26. g3 Rd7 27. Kg2 Kg7 28. Qe2 Bc5 29. Rd1 Rxd1 30. Qxd1 Qc6 31. Qe2 Qd6 32. b3 cxb3 $1 33. cxb3 b4 34. Qc4 Bb6 35. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} f6 $2 (35... h5 $11) 36. h5 $1 $16 {Black must now prevent hxg6.} Qc5 {[#]} 37. Qe2 g5 {[#]} (37... f5 $16 {was called for.}) 38. Nh2 $1 $18 f5 $2 (38... Qc8 39. Qb5 Bc5) 39. exf5 {White is clearly winning.} Qd5+ 40. f3 Qd4 41. Kh3 Qa1 42. Qc4 {Weighted Error Value: White=0.03 (flawless) /Black=0.30} 1-0 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.20"] [Round "5.2"] [White "L'Ami, Erwin"] [Black "Nguyen, Thai Dai Van"] [Result "1/2-1/2"] [ECO "C77"] [WhiteElo "2622"] [BlackElo "2609"] [Annotator "TA"] [PlyCount "67"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 16,67,15,9,25,19,17,12,18,4,14,14,18,12,11,0,20,6,11,0,17,12,22,13,21,21,27,43,45,40,34,39,93,62,52,50,51,48,61,61,89,82,84,60,58,36,93,52,84,10,49,10,42,6]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 O-O 8. Nc3 d6 9. a3 Na5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 10. Ba2 Be6 11. b4 Bxa2 {The position is equal.} 12. Nxa2 Nc6 13. c4 Nd4 14. Nc3 c6 {[#]} 15. Rb1 $146 ({Predecessor:} 15. Be3 Nxf3+ 16. Qxf3 Qc8 17. h3 Qe6 18. Rfc1 {½-½ (18) Nepomniachtchi,I (2767)-So,W (2760) Jerusalem 2019}) 15... Ne6 16. h3 Qd7 17. Be3 Rfc8 18. Qb3 Bd8 19. Rfd1 Qb7 20. d4 exd4 21. Nxd4 Nxd4 22. Bxd4 Nd7 23. Ne2 {[%cal Bc3e2,Be2g3,Bg3f5][%mdl 32] aiming for Ng3.} Bf6 ({Black should play} 23... c5 $14 24. bxc5 Nxc5 25. Bxc5 (25. Qg3 Ne6 $14) 25... Rxc5) 24. Bxf6 Nxf6 25. Ng3 bxc4 26. Qxc4 d5 27. Qd4 dxe4 28. Nf5 {Threatens to win with Nd6.} Qc7 29. Qe3 {[#] Qg5 is the strong threat. White is more active.} Nd5 30. Qxe4 Re8 ({Better is} 30... g6 $14) 31. Qc2 (31. Qc4 $16 {Black must now prevent Rxd5.} Qe5 32. Nd4 (32. Qxc6 Qxf5 33. g4 Qf3 $15)) 31... Qe5 {[%cal Oc6c5]} 32. Re1 ({And not} 32. Qxc6 Qxf5 33. g4 (33. Qxd5 $2 Re1+ 34. Rxe1 Qxd5 $19) 33... Qf3 34. Rxd5 Qxh3 $17) ({White should try} 32. Rb3 $16) 32... Qf6 33. Rbc1 {And now Rxe8+ would win.} h5 34. Ne3 {Weighted Error Value: White=0.14 (very precise) /Black=0.15 (very precise)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.22"] [Round "7.4"] [White "L'Ami, Erwin"] [Black "Van Foreest, Lucas"] [Result "0-1"] [ECO "C84"] [WhiteElo "2622"] [BlackElo "2530"] [Annotator "TA"] [PlyCount "136"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,136,27,49,0,-9,-41,-28,-26,-29,-65,-12,-30,0,-45,-46,-70,-77,-69,-70,-61,-60,-87,-80,-77,-74,-88,-56,-88,-41,-81,-89,-108,-68,-96,-84,-81,-77,-139,-137,-136,-135,-141,-114,-108,-106,-281,-272,-267,-272,-281,-255,-274,-265,-262,-257,-278,-229,-229,-247,-242,-229,-229,-229,-227,-194,-250,-250,-240,-240,-249,-254,-256,-256,-256,-256,-245,-252,-254,-227,-227,-228,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-258,-213,-213,-213,-288,-213,-288,-288,-288,-288,-288,-288,-288,-263,-289,-288,-288,-288,-288,-288,-288,-288,-288,-288,-288,-221,-263,-263,-256,-248,-548,-543,-431,-304]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Nxe4 6. d4 Be7 7. Bxc6 {C84: Closed Ruy Lopez: Unusual White 6th moves.} (7. Re1 $14 f5 8. dxe5 (8. Bxc6 dxc6 9. Nxe5 O-O $14)) 7... dxc6 $11 8. Qe2 Bf5 9. dxe5 {Black has an edge.} O-O 10. Be3 c5 {Inhibits Nd4.} (10... Qd5 $15) 11. Rd1 {[#]} Qc8 $146 ({Predecessor:} 11... Qe8 12. c4 Qc6 13. Nbd2 Rad8 14. Nf1 h6 15. Bf4 b5 16. Rac1 Be6 17. cxb5 axb5 {0-1 (43) Anand,V (2765)-Piket,J (2640) Monte Carlo 1997}) 12. Nbd2 (12. Ne1 $1 $11) 12... Qe6 $15 13. Bf4 Nxd2 14. Rxd2 Rad8 15. c4 Rxd2 16. Nxd2 Rd8 17. b3 Rd4 18. Bg3 Qd7 19. Nf1 h5 (19... Be6 $17) 20. h3 h4 21. Bh2 Bg5 22. Kh1 b6 (22... b5 {keeps more tension.} 23. Qh5 Be7 24. Ne3 Be4 25. Kg1 Bg6) 23. f3 a5 {[%cal Ba6a5,Ba5a4][%mdl 32] Black is much more active. White has bad knights.} 24. Ne3 ({White should play} 24. e6 fxe6 25. Be5) 24... Be6 $1 $17 25. Nf1 {Inhibits Rd2.} a4 26. Re1 Bf5 27. Bg1 Rd3 28. Be3 $2 {[#] To avoid Bf4. Now White is beyond hope.} (28. bxa4 $17 {was worth a try.} Qxa4 29. Ne3 Bxe3 30. Bxe3) 28... Bxe3 $1 $19 29. Nxe3 Rd2 (29... axb3 30. axb3 Rd2 31. Qf1 $15) 30. Qf1 Bd3 {To avoid Re2} (30... Rxa2 31. Nxf5 Qxf5 32. bxa4 $17) 31. Qg1 Rxa2 32. bxa4 Qd4 (32... Rxa4 33. Rd1 $15) (32... Qxa4 $2 33. Rc1 $19) 33. Rd1 Re2 ({Inferior is} 33... Rxa4 34. Qe1 $15) 34. Nd5 {[#]} Qxe5 35. Qh2 {Qxe5 is the strong threat.} ({But not} 35. Rxd3 Re1 36. Ne3 Rxg1+ 37. Kxg1 g5 $19) 35... Qxh2+ 36. Kxh2 Bxc4 {Strongly threatening ...Bb3.} 37. Nxc7 {[%mdl 4096] Endgame KRB-KRN} Rb2 38. Kg1 (38. Ra1 $142) 38... Bb3 39. Ra1 {[#]} c4 $1 40. Nb5 Rd2 41. a5 bxa5 42. Rxa5 Rd5 {And now ...Kh7 would win.} 43. Ra8+ Kh7 44. Rb8 Rd1+ 45. Kf2 Rd2+ 46. Kg1 Rd3 {White must now prevent ...Ba4.} 47. Rc8 Ba4 48. Rxc4 Bxb5 49. Rxh4+ {KRB-KR} Kg8 50. Rb4 Rd1+ 51. Kh2 Bd7 52. Rb2 Be6 53. Rb8+ Kh7 54. Rb2 Ra1 55. Rd2 Ra2 56. Rd4 Rc2 57. Kg1 Kg6 58. Kh2 Kf5 59. Kg1 Rc4 60. Rd2 Kf4 {aiming for ...Kg3.} 61. Kh2 Ke3 62. Rb2 Rc5 63. Kg1 Ra5 64. Rb4 Re5 {Inhibits Re4+.} 65. Rb2 Bc4 66. Rc2 Kd3 67. Rb2 $2 (67. Rc1) 67... Rb5 68. Rf2 Kc3 {Weighted Error Value: White=0.18 (very precise) /Black=0.10 (very precise)} 0-1 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.25"] [Round "9.6"] [White "L'Ami, Erwin"] [Black "Dardha, Daniel"] [Result "1/2-1/2"] [ECO "D37"] [WhiteElo "2622"] [BlackElo "2533"] [Annotator "TA"] [PlyCount "188"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,188,25,38,8,10,0,0,13,31,7,4,10,39,3,25,8,35,16,37,0,0,0,21,-23,-19,-18,-22,-19,-9,-22,0,-18,-20,-42,0,0,0,0,0,0,0,-14,-7,-21,-18,-13,-14,-14,-16,-46,-22,-31,-18,-21,-29,-31,-25,-35,-31,-34,-27,-55,-52,-44,-65,-60,-62,-51,-59,-56,-23,-20,0,0,0,-28,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,0,0,0,0,0,0,0,0,0,8,0,8,0,8,8,46,46,46,46,46,46,46,46,46,46,46,20,46,46,46,46,46,46,62,46,46,19,46,12,15,0,70,8,8,0,2,0,0,0,89,89,89,95,96,89,96,96,96,96,97,97,97,97,97,97,97,97,97,97,97,97,97,97,97,96,96,96,97,97,97,97,97,97,97,97,97]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 h6 5. Bf4 Bd6 6. Bg3 {D37: Queen's Gambit Declined: 5 Bf4.} O-O 7. e3 Bxg3 8. hxg3 {The position is equal.} Qe7 9. Qc2 Rd8 {[#]} 10. Rd1 $146 ({Predecessor:} 10. cxd5 exd5 11. Bd3 c5 12. O-O Nc6 13. dxc5 Qxc5 14. Nb5 Qb6 15. Nbd4 Bd7 16. Qb3 Qxb3 17. Nxb3 {0-1 (62) Sunilduth Lyna,N (2618)-Carlsen,M (2863) chess24.com INT 2020}) 10... b6 11. cxd5 (11. Ne5 {keeps more tension.} Bb7 12. g4 Nc6 13. g5 hxg5 14. cxd5 Nb4 15. Qb1) 11... exd5 12. Be2 Bb7 13. Qf5 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8e6,Be6g5][%mdl 32]} 14. Qf4 (14. g4 {seems wilder.} Ne4 15. Nxd5 Bxd5 16. Qxd5 Ndf6 17. Qe5) 14... Nf8 15. Nh4 {[#] Black must now prevent Nf5.} Bc8 16. Nf5 (16. g4 $142) 16... Bxf5 $11 17. Qxf5 Ne6 18. a3 c6 19. g4 Re8 20. Bf3 Ng5 21. O-O g6 (21... Rad8 $15 {is more appropriate.}) 22. Qf4 Rad8 23. b4 Kg7 24. Rc1 b5 25. Ne2 Rc8 26. Rc2 a5 27. Rb1 $1 axb4 28. axb4 Nd7 {[%cal Bf6d7,Bd7b6,Bb6c4][%mdl 32]} 29. Nc1 Nb6 (29... Ne6 $5 {[%cal Re6f4]} 30. Qg3 Nb6 $15) 30. Nd3 Nc4 {aiming for ...Ne6.} 31. Ra1 Ne6 {Pair of Knights!} 32. Qg3 Ra8 33. Rca2 Rxa2 34. Rxa2 Qb7 35. Kh2 Ra8 36. Rxa8 Qxa8 37. Ne5 Nd2 {[#] ...Nf1+ is the strong threat.} 38. Be2 {Inhibits Nf1+.} Ne4 39. Qf3 f6 40. Nd3 N6g5 41. Qf4 Ne6 {To avoid Qc7+} 42. Qf3 Qa2 43. Bf1 Nd2 {[%csl LRf1,LRf3]} 44. Qe2 Qc2 45. Kg1 Ng5 46. f3 Qc3 47. Kf2 Ne6 48. Qe1 {Hoping for Ke2.} Qc2 $1 49. Qc1 Ne4+ 50. Ke1 Qxc1+ 51. Nxc1 {[%mdl 4096] Endgame KBN-KNN} Nd6 52. Nd3 Nc4 53. Kf2 Kf7 54. Be2 Ke7 55. Bd1 Kd6 56. Bc2 g5 57. Ke2 Ng7 58. Nf2 Ne6 59. Bf5 Ke7 60. Bxe6 Kxe6 $14 {KN-KN} 61. e4 Nd6 62. Kd3 Nc8 63. Nd1 Ne7 64. Ne3 Ng6 {[%cal Oh6h5]} 65. Kd2 Nh4 66. Ke2 Ng6 {[%cal Oh6h5]} 67. Ke1 Ne7 68. Kd2 Nc8 69. Nd1 Ne7 70. Nc3 Kd6 71. Ke3 Ke6 72. Ne2 Nc8 (72... Ng6 $11) 73. Nc1 ({White should play} 73. Ng3 $14) 73... Nd6 $11 74. Nb3 Kd7 75. g3 Nc4+ 76. Ke2 Nd6 (76... dxe4 $11 {remains equal.} 77. fxe4 Kd6) 77. e5 $16 {White now steadily converts the win. White is better.} Ne8 78. Nc5+ Ke7 79. Nd3 {White is more active.} Ng7 80. exf6+ Kxf6 81. Ne5 Ne6 82. Nxc6 Nc7 83. Kd3 Na6 84. Kc3 Nc7 85. Ne5 Kg7 86. Nd3 Kf6 87. Nf2 Kf7 88. Nd1 Kf6 89. Ne3 Kg6 90. Kd3 Kf6 91. f4 Kg6 92. Ke2 Kf6 93. Kf3 Kg6 94. Nf5 Kh7 {Weighted Error Value: White=0.06 (flawless) /Black=0.07 (flawless)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.28"] [Round "11.1"] [White "L'Ami, Erwin"] [Black "Erigaisi Arjun"] [Result "1/2-1/2"] [ECO "E04"] [WhiteElo "2622"] [BlackElo "2629"] [Annotator "TA"] [PlyCount "46"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,46,16,22,32,24,28,35,38,46,28,28,36,46,39,18,35,60,62,22,26,30,40,-8,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 Bb4+ 6. Bd2 c5 {E04: Open Catalan: 5 Nf3.} 7. Bxb4 $1 {7.Bxb4 scores better than 7.0-0.} cxb4 8. Ne5 O-O {[%cal Ob8c6] White is slightly better.} 9. a3 Nd5 10. O-O bxa3 11. Nxa3 c3 {[#]} 12. b3 $146 ({Predecessor:} 12. Qc2 f6 13. Nec4 cxb2 14. Qxb2 a5 15. Nb5 f5 16. e3 Nc6 17. Nc3 Ra6 18. Rfc1 {½-½ (72) Oreopoulos,K (2442)-Lednev,V (2461) ICCF email 2012}) 12... Nc6 13. Nxc6 bxc6 14. Qd3 a5 15. Rfc1 {[%mdl 1024] White has compensation.} Ba6 16. Qd1 (16. Nc4 $14 {is more appropriate.}) 16... Ra7 {The position is equal.} 17. e3 Rd7 {[%cal Oe6e5]} 18. Nc4 Bxc4 19. bxc4 Nb4 20. Qa4 e5 21. Bxc6 Nxc6 22. Qxc6 exd4 23. exd4 Rc7 {Weighted Error Value: White=0.10 (very precise) /Black=0.04 (flawless)} 1/2-1/2 [Event "84th Tata Steel Challengers 2022"] [Site "Wijk aan Zee"] [Date "2022.01.30"] [Round "13.4"] [White "L'Ami, Erwin"] [Black "Jumabayev, Rinat"] [Result "1-0"] [ECO "E06"] [WhiteElo "2622"] [BlackElo "2631"] [Annotator "TA"] [PlyCount "77"] [EventDate "2022.01.15"] [EventType "tourn"] [EventCountry "NED"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 12,77,20,17,22,24,12,0,14,0,13,0,22,22,36,56,41,44,75,50,66,54,42,59,68,62,60,16,16,12,14,8,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,-9,0,0,0,0,0,0,0,0,302,300,300,296,302,262,313,307,308,279]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. b3 a5 {7...b6 gains popularity. E06: Closed Catalan: Early deviations.} 8. Nc3 b6 9. Nd2 $5 {[%mdl 4] A promising side line.} b5 {The position is equal.} 10. cxb5 cxb5 11. Nxb5 Qb6 {[#]} 12. Nc3 $146 ({Predecessor:} 12. a4 Nc6 13. e4 Ba6 14. e5 Nd7 15. Nf3 Na7 16. Re1 Nxb5 17. axb5 Bxb5 18. h4 {1-0 (53) Jumabayev,R (2637)-Motylev,A (2639) Krasnaya Polyana 2021}) 12... Qxd4 13. Bb2 {[%cal Oc3d5] [#] Nxd5! is the strong threat.} Qb6 14. e4 {[%cal Re4d5]} Ba6 15. Re1 {[%cal Re4d5]} dxe4 16. Ndxe4 Ra7 $1 17. Na4 Qd8 18. Nxf6+ Bxf6 19. Qxd8 (19. Bxf6 $14 Qxd1 20. Rexd1 (20. Raxd1 gxf6 21. f4 Bb5 $14) 20... gxf6 21. Rac1) 19... Rxd8 $11 20. Bxf6 gxf6 21. Rac1 Rd2 22. Red1 Rc7 23. Ra1 Rxd1+ 24. Rxd1 Be2 25. Re1 Bb5 26. Nb6 Na6 27. Bf1 Bxf1 28. Kxf1 {[%mdl 4096] Endgame KRN-KRN} Nb4 29. Re2 Rc1+ 30. Re1 Rc6 31. Nc4 a4 32. Re2 Kg7 33. Rd2 h5 34. Kg2 Nxa2 $2 {[%mdl 8192]} 35. Rxa2 $18 {White has a decisive advantage.} axb3 36. Ra4 h4 37. g4 Rc5 {[#]} 38. Rb4 $1 Kg6 39. Nd2 {Weighted Error Value: White=0.04 (flawless) /Black=0.24 (precise)} 1-0