[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.15"]
[Round "1.3"]
[White "Ganguly, Surya Shekhar"]
[Black "Maurizzi, Marc`Andria"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2627"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,77,0,34,33,30,16,29,15,27,37,37,37,37,34,37,25,37,31,29,27,35,34,27,30,24,29,29,39,23,31,37,33,66,56,69,71,68,68,68,65,77,83,74,70,116,117,116,116,107,107,102,46,39,33,39,44,69,31,141,102,107,93,193,174,1164,1022]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. b3 O-O 6. Bb2 c5 7. cxd5 exd5 8. d4 {A13: English Opening: 1...e6.} Nc6 9. Be2 Ne4 10. dxc5 {White has an edge.} Qa5 11. Rc1 Bf6 {[%cal Re4c3]} 12. Nd4 $1 Nxc5 13. Nxc6 $1 bxc6 14. O-O Ne4 {[%cal Rf6c3]} 15. Qc2 Bxc3 16. Bxc3 Nxc3 17. Qxc3 Qxa2 18. Rc2 Qa3 19. Ra1 Qe7 20. Qxc6 Be6 21. Qc5 $36 {[%mdl 2048] [#] White fights for an advantage.} Qb7 $146 {[#] ...Rac8 is the strong threat.} ({Predecessor:} 21... Qxc5 22. Rxc5 Rfd8 23. b4 d4 24. exd4 Rxd4 25. b5 Rd2 26. Bf3 Rad8 27. h3 R2d7 {1-0 (40) Keymer,V (2602)-Vocaturo,D (2630) Reykjavik 2021}) 22. Qd4 Qb6 23. b4 {[%cal Bb3b4,Bb4b5][%mdl 32] White is much more active. Black has bad knights.} Qxd4 24. exd4 Rfb8 25. b5 Rb7 {Prevents Rc7.} 26. Bd3 g5 27. g3 Re8 28. Re1 Rd8 (28... Kg7 $14) 29. Re5 $16 h6 30. f4 gxf4 31. gxf4 Rd6 32. f5 (32. Rc6 $16 Rb6 33. Rc7) 32... Bd7 $14 33. Rc5 Kf8 34. Kf2 f6 35. Rexd5 ({Much weaker is} 35. Rcxd5 Rbb6 36. Rxd6 Rxd6 $11) 35... Rdb6 (35... Ke7 $14) 36. Kg3 Ke7 37. Kf4 Be8 (37... h5 $16 {was called for.}) 38. Rc1 $18 Rd6 $2 {[#]} (38... Bxb5 39. Rxb5 Rxb5) 39. Re1+ {Weighted Error Value: White=0.06 (flawless) /Black=0.17 (very precise)} 1-0

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.17"]
[Round "3.3"]
[White "Ganguly, Surya Shekhar"]
[Black "Warmerdam, Max"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2627"]
[BlackElo "2599"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,75,14,21,9,10,0,14,3,4,0,0,0,0,-17,0,-8,0,-45,-10,-17,-8,-32,-33,-33,0,0,0,0,11,18,25,25,32,25,68,67,54,51,41,45,75,0,0,0,0,0,5,0,0,0,0,-47,-47,-48,-46,-49,-49,-45,-40,-47,-49,-49,-48,-43]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. a4 {E11: Bogo-Indian.} a5 9. Qc2 c6 10. Rc1 {The position is equal.} Ne4 11. Be1 f5 12. e3 g5 {[%cal Bg7g5,Bg5g4][%mdl 32] [#]} 13. Nfd2 $146 ({Predecessor:} 13. Nc3 Bd6 14. Na2 g4 15. Nd2 Ng5 16. b4 axb4 17. Rcb1 Nf6 18. Nxb4 Nfe4 19. Nd3 {1-0 (57) Sumets,A (2570)-Mesaros,F (2405) Germany 2020}) 13... Ndf6 14. f3 Nd6 15. Rd1 (15. c5 $11 {feels stronger.} Nf7 16. Nb3) 15... g4 16. c5 Nde8 17. f4 h5 18. Nc3 Ne4 19. Nb3 {[%cal Bd2b3,Bb3c1,Bc1d3,Bd3e5][%mdl 32]} Qc7 20. Nc1 (20. Bxe4 fxe4 21. Ne2 Ng7 $15) 20... Bd8 21. Nd3 ({Of course not} 21. Bxe4 fxe4 22. Rb1 Ng7 $15) 21... N8f6 22. Ne5 Qh7 23. Bf1 Nd7 (23... Bc7 $11) 24. Nxe4 $14 {White is more active.} fxe4 25. h3 Nxe5 26. dxe5 gxh3 {[#]} 27. Qh2 (27. Rd2 $1 $16) 27... b6 $11 28. b4 axb4 29. Bxb4 Be7 $132 {[%mdl 2048] Black is not keeping still} 30. Rdc1 $1 Qg6 31. Qxh3 Ba6 {Inhibits Be2.} 32. Ra2 (32. cxb6 $11 {was preferrable.} Bxb4 33. Rxc6) 32... Bxf1 $15 {Black is slightly better.} 33. Kxf1 Rfb8 34. cxb6 Bxb4 35. Rxc6 Qg4 36. Qxg4+ hxg4 37. Rxe6 Ra6 38. Rg6+ {Weighted Error Value: White=0.10 (very precise) /Black=0.05 (flawless)} 1/2-1/2

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.20"]
[Round "5.4"]
[White "Ganguly, Surya Shekhar"]
[Black "Vogel, Roven"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2627"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,125,16,14,10,14,9,25,10,25,19,21,20,28,20,23,27,23,0,4,0,0,6,12,11,18,32,14,17,14,11,6,14,14,11,22,29,43,34,43,29,29,29,29,29,29,29,47,45,47,47,48,27,42,42,42,44,69,68,63,69,70,54,67,59,116,121,116,116,115,114,112,112,149,117,199,183,168,181,174,148,147,141,141,108,132,124,144,141,208,234,200,199,285,276,371,462,435,428,806,501,895,747,1562,1543,1383,1282,1938,1984,6916,1869,2453,1789,2955,2372,2311,2250,12845,12845]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. c3 d6 6. a4 {Threatens to win with b4. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} a6 7. O-O Ba7 8. Re1 {White has an edge.} h6 9. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} O-O 10. h3 Ne7 11. Nf1 {11.d4 deserves study.} Ng6 12. Ng3 c6 13. Bb3 d5 14. exd5 Nxd5 15. d4 exd4 16. Nxd4 $5 {[%mdl 4] Leaves trodden paths.} Re8 17. Rxe8+ Qxe8 18. Bxd5 cxd5 19. Be3 Bb8 {White must now prevent ...Bxg3.} 20. Qd2 Bxg3 21. fxg3 Qe5 {[#]} 22. Bf4 $146 ({Predecessor:} 22. Bf2 Bd7 23. Nb3 Qg5 24. Qxg5 hxg5 25. Nc5 Bc6 26. b4 Ne5 27. Re1 Nd7 28. Nxd7 {½-½ (28) Mareco,S (2664)-Kravtsiv,M (2641) Sharjah 2017}) 22... Nxf4 23. Qxf4 f6 24. Kf2 Bd7 25. Re1 Qxf4+ 26. gxf4 $11 {[%mdl 4096] Endgame KRB-KRN} Kf7 {To avoid Re7+} 27. a5 g5 28. Ra1 Rc8 29. Ra3 Rc5 30. Kg3 Bc8 31. h4 Rc7 32. Ra1 {[%cal Ba3a1,Ba1f1,Bf1f8,Bf8b8][%mdl 32]} Re7 33. fxg5 hxg5 34. hxg5 fxg5 35. Rf1+ Kg6 36. Rf8 Bd7 (36... Rc7 $1 $14) 37. Rb8 $16 Be8 38. Rd8 Bd7 39. Nf3 {[%cal Od8d7] And now Rxd7! would win.} Kf6 40. Rf8+ $1 Kg6 41. Rg8+ Kf6 (41... Kf5 $16 42. Rxg5+ Ke4) 42. Rxg5 $18 d4 43. cxd4 Re2 44. Kf4 Rxb2 45. Ne5 Be6 46. Rg6+ Ke7 47. g4 {[%cal Bg2g4,Bg4g5,Bg5g6,Bg6g7][%mdl 32]} Rb4 {[#]} 48. Nf3 Rb5 {[#]} (48... Ra4 $16) 49. Rg5 $1 Rb4 50. Re5 b5 (50... Ra4 {was called for.} 51. g5 Kf7) 51. axb6 {Ng5 is the strong threat.} Kd6 52. g5 Rxb6 {White is clearly winning.} 53. g6 {Inhibits Bf7.} Rb8 (53... Kd7 $142 54. g7 Bg8) 54. Kg5 Rb2 (54... Ra8 $142 55. Nd2 Bd5 56. Ne4+ Bxe4 57. Rxe4 Rh8) 55. Kf6 Bd5 {[#]} 56. g7 $1 {[%cal Oe5d5] Strongly threatening Rxd5+!} Rb6 {[#]} 57. Kg5 $1 {[%cal Oe5d5]} Rb8 (57... Bc4 58. Nh4) 58. Nh4 {Hoping for Nf5+.} Be6 59. Kf6 (59. Nf5+ $142 Kd7 60. d5 Bxf5 61. Rxf5) 59... Bg8 60. Nf5+ Kd7 61. d5 Rb6+ 62. d6 Rb5 63. Re7+ {Weighted Error Value: White=0.10 (very precise) /Black=0.17 (very precise)} 1-0

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.22"]
[Round "7.3"]
[White "Ganguly, Surya Shekhar"]
[Black "Murzin, Volodar"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2627"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,147,11,22,0,0,0,0,4,11,-16,2,-16,0,-7,-8,-19,32,33,60,13,24,0,7,-4,-20,-19,-29,-29,-20,-31,-23,-27,-20,-66,0,-54,-51,-31,-35,-101,-100,-72,-52,-50,-60,-67,-72,-60,-62,-46,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-39,-27,-28,-24,-36,-42,-35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. e4 c6 2. Nf3 d5 3. d3 Qc7 4. Nbd2 Bg4 5. h3 Bh5 6. g4 {B10: Caro-Kann: 2 d3 and 2 c4.} Bg6 7. Bg2 e6 8. O-O {[#] The position is equal.} Nf6 $146 {[%cal Rd5e4]} ({Predecessor:} 8... Bd6 9. Re1 Nd7 10. Qe2 dxe4 11. dxe4 e5 12. Nh4 f6 13. Nf5 Bf8 14. Nc4 O-O-O {1-0 (33) Tischbierek,R (2480)-Sorensen,H (2220) Farum 1993}) 9. Re1 Be7 10. b3 O-O 11. Bb2 Nbd7 {To avoid Ne5} 12. Qe2 Rfd8 (12... dxe4 $11 13. dxe4 (13. Nxe4 Nd5 $11) 13... a5) 13. e5 $14 Ne8 14. Nf1 (14. h4 $14 {might be stronger.} h5 15. g5) 14... a5 15. Ng3 h6 16. h4 a4 17. g5 hxg5 18. Nxg5 Bxg5 19. hxg5 Qb6 20. Bf3 Nc7 {[%cal Be8c7,Bc7b5,Bb5c3][%mdl 32]} 21. Bh5 (21. Rab1 $11) 21... Qb4 (21... Nf8 $15) 22. Qg4 (22. Bxg6 $11 fxg6 23. d4) 22... Qxg4 $15 23. Bxg4 Nb5 24. Ne2 (24. f4 $15) 24... a3 $17 25. Bc3 c5 26. f4 c4 27. bxc4 dxc4 28. dxc4 Nxc3 29. Nxc3 {[%cal Be2c3,Bc3b5,Bb5d6][%mdl 32]} Nc5 (29... Rac8 $15 30. Rad1 Rxc4) 30. Nb5 $11 Rd2 31. Re2 Rxc2 32. Rxc2 Bxc2 33. Kf2 Ra4 34. Be2 Bd3 35. Nd6 Bxe2 36. Kxe2 {[%mdl 4096] Endgame KRN-KRN} Rb4 {Prevents Rb1.} 37. Ke3 Rb2 38. Nb5 Rh2 39. Kd4 ({Not} 39. Nxa3 $2 Rh3+ 40. Ke2 (40. Kd4 $2 b6 $19) 40... Rxa3 $19) 39... b6 40. Kc3 ({Avoid the trap} 40. Nxa3 $2 Rh3 41. Rd1 Rxa3 $19) 40... Rf2 41. Nxa3 Rxf4 42. Kb4 Rf2 43. Kb5 Rb2+ 44. Kc6 Nd3 45. Nb5 Nxe5+ 46. Kxb6 Nxc4+ 47. Kc5 Na5 48. Kb6 Nc4+ 49. Kc5 Nd2 50. Kb6 Kh7 51. a4 Kg6 52. a5 {[#] Strongly threatening a6.} Nb3 (52... Kxg5 $2 53. a6 Nc4+ 54. Kc5 $18) 53. Re1 {And now a6 would win.} Nxa5 54. Kxa5 Kxg5 {KRN-KR} 55. Nd6 f5 56. Rxe6 f4 57. Re7 Kf6 58. Rf7+ Ke6 59. Rxf4 {Black keeps a firm grip on the game.} Kxd6 {KR-KR. Mate.} 60. Rg4 Rb7 61. Ka6 Re7 62. Kb5 Re5+ 63. Kc4 g5 64. Kd4 Ke6 65. Re4 Rxe4+ 66. Kxe4 {KP-K} Kf6 67. Kf3 Kf5 68. Kg3 g4 69. Kg2 Kf4 70. Kf2 g3+ 71. Kg2 Kg4 72. Kg1 Kh3 73. Kh1 g2+ 74. Kg1 Kg3 {Weighted Error Value: White=0.09 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.23"]
[Round "8.3"]
[White "Ganguly, Surya Shekhar"]
[Black "Jumabayev, Rinat"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2627"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,72,15,12,5,13,0,0,0,0,0,-2,-17,-10,-36,-34,-90,-90,-48,-74,-138,-127,-139,-135,-151,-133,-141,-133,-123,-147,-137,-96,-96,-107,-116,-86,-77,-25,-17,-30,-36,0,0,0,0,0,-302,-315,-479,-460,-460,-450,-623,-601,-668,-668,-820,-816,-811,-800,-739,-742]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 {[%cal Bd2d3,Bd3d4,Bd4c5][%mdl 32]} d6 6. a4 a5 7. O-O O-O 8. h3 {Recently 8.Nbd2 got a lot of attention. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Be6 9. Bb5 {[#]} Na7 $146 ({Predecessor:} 9... Ne7 10. d4 Bb6 11. Bd3 Ng6 12. Re1 Re8 13. Be3 c6 14. Nbd2 h6 15. Qc2 Nh5 {0-1 (58) Preotu,R (2487)-Oparin,G (2652) Chess.com INT 2020}) 10. d4 {The position is equal.} Nxb5 11. dxc5 Na7 12. Qe2 Nc6 13. Rd1 Bb3 14. Rd2 ({White should try} 14. Re1 $15) 14... d5 $1 $17 15. exd5 Bxd5 16. Qd1 {[#]} (16. Rd1 $142) 16... Qd7 $1 17. Ng5 {[%cal Oc3c4] Hoping for c4!} h6 18. c4 hxg5 19. cxd5 Nd4 20. Rd3 {[%cal Bd2d3,Bd3g3,Bg3g5][%mdl 32]} Nxd5 21. Bxg5 Qf5 (21... Nb4 $142 22. Rg3 f6) 22. Nc3 Nb4 {Pair of Knights!} ({Reject} 22... Qxg5 $6 23. Nxd5 Qd8 24. Nc3 $11) 23. Rg3 Ra6 $36 {[%mdl 2048] Black is really pushing.} 24. Be3 Rd8 {Black is much more active.} ({Black should play} 24... Rg6 $17 {White must now prevent ...Rxg3.} 25. Rxg6 (25. Bxd4 $2 Rxg3 26. fxg3 exd4 $19) 25... Qxg6) 25. Rg5 $11 Qe6 26. Nb5 $1 Rc6 27. Nxd4 exd4 28. Bxd4 Qh6 29. h4 {[%mdl 8192] [#]} (29. Rg4 $1 $11 {and White stays safe.}) 29... Rg6 $1 $19 30. Ra3 (30. Qg4 $142 Nc2 31. Rd1 Rxg5 32. Be3 (32. hxg5 $2 {too greedy.} Qe6 $19) 32... Rxg4 33. Rxd8+ Kh7 34. Bxh6 Kxh6 35. Rd7) 30... Rxg5 {Black is clearly winning.} 31. hxg5 Qh4 32. g4 {[%cal Og5g6]} Qxg5 33. Rh3 Qf4 34. Qb1 {Qh7+ is the strong threat.} Qxg4+ 35. Kh2 Rxd4 36. Qh7+ Kf8 {Weighted Error Value: White=0.48/Black=0.07 (flawless)} 0-1

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.26"]
[Round "10.7"]
[White "Ganguly, Surya Shekhar"]
[Black "Zhu, Jiner"]
[Result "1-0"]
[ECO "D41"]
[WhiteElo "2627"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,71,32,25,33,27,32,60,54,54,42,63,30,64,64,134,129,141,142,149,150,151,162,277,283,266,287,258,284,314,342,307,328,322,317,289,223,170,109,296,270,387,317,256,162,164,41,56,52,37,9,208,207,302,299,291,270,258,254,249,233,152,129]} 1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. Nf3 e6 5. e4 Nxc3 6. bxc3 c5 7. Bc4 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} a6 8. a4 {[#]} b6 $146 ({Predecessor:} 8... Be7 9. O-O O-O 10. d4 Qc7 11. Qe2 Bd7 12. Be3 Nc6 13. Rfb1 Na5 14. Bd3 Bc6 {1-0 (42) Alfaro de Hombre,J (2132)-Turowski,P (2123) ICCF email 2014}) 9. O-O {White is slightly better.} Bb7 10. Re1 Qc7 11. Qe2 {White is more active.} Be7 12. d4 O-O ({Black should play} 12... cxd4 $14 13. cxd4 O-O) 13. d5 $16 exd5 14. exd5 Bd6 15. Bd3 {[%cal Od3h7]} Nd7 {[%cal Oc5c4]} (15... Bxd5 $2 16. Bxh7+ $1 Kh8 17. Bc2 $18) 16. c4 (16. Qe4 g6 $16) 16... Rae8 (16... Rfd8 $142 17. Rb1 (17. Qe4 Nf8 $16) 17... Nf8) 17. Qxe8 $18 Rxe8 18. Rxe8+ Nf8 19. Bf5 $1 b5 20. axb5 axb5 21. Bd2 $1 {And now Ba5 would win.} (21. cxb5 g6 22. Bh3 (22. Be4 $2 Qd7 $17) 22... f5 $16) 21... b4 22. Bg5 b3 23. Rb1 Ba6 24. Nd2 (24. Bd3 $18) 24... g6 $2 (24... h6 $16) 25. Bh3 f6 (25... Bxh2+ $2 26. Kh1 Bf4 27. Be7 $18) (25... f5 {might work better.} 26. g3 (26. Rxb3 Bxh2+ 27. Kh1 Bf4 $16) (26. Nxb3 Bxc4 27. g3 Bxd5 $17) 26... Kf7) 26. Bh6 {Black must now prevent Be6+.} Kf7 (26... Bxh2+ $2 27. Kf1 Bd6 28. Be6+ Kh8 29. Rxb3 $18) 27. Re3 Bxh2+ 28. Kh1 ({White has to play} 28. Kf1 $1 $18 {Strongly threatening g3.} Bf4 29. Bxf4 Qxf4 30. Ke1) 28... Bf4 $14 29. Bxf4 {Chess con chili.} Qxf4 30. Rbxb3 f5 $2 {[#]} (30... Qxf2 $11 {and Black stays safe.} 31. Ne4 (31. Rbd3 f5 $11) 31... Qf1+ 32. Kh2 f5) 31. Kg1 $1 $18 Bxc4 (31... Qd4 $142 32. Rbd3 Qa1+ 33. Kh2 Qb2) 32. g3 Qd4 33. Rb7+ Kg8 34. Nxc4 Qxc4 {[#]} 35. Re8 $1 {aiming for d6.} Qxd5 36. Rbb8 {Weighted Error Value: White=0.18 (very precise) /Black=0.39} 1-0

[Event "84th Tata Steel Challengers 2022"]
[Site "Wijk aan Zee"]
[Date "2022.01.29"]
[Round "12.6"]
[White "Ganguly, Surya Shekhar"]
[Black "L'Ami, Erwin"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2627"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "NED"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,102,12,8,11,16,14,20,12,16,14,9,14,7,14,0,0,-91,-69,-64,-45,-66,-57,-50,-62,-58,-67,-58,0,-10,-6,-29,0,0,0,0,7,0,0,0,0,0,0,-8,-8,-16,-8,-8,-8,-8,-8,-12,0,-13,0,0,0,-8,-15,-20,-38,-121,-116,-302,-156,-129,-61,-363,-362,-387,-321,-316,-325,-314,-246,-257,-254,-282,-274,-272,-267,-583,-581,-786,-770,-771,-767,-624,-547,-747,-739,-29967,-1081,-1017,-937]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nc3 d6 6. Na4 Bb6 {C50: Hungarian Defence and Giuoco Pianissimo.} 7. a3 O-O 8. O-O h6 {The position is equal.} 9. h3 {9.Re1 is a critical line.} Re8 10. b4 Be6 11. Bxe6 Rxe6 {[#]} 12. Nxb6 $146 ({Predecessor:} 12. c4 Nd4 13. Bb2 Nxf3+ 14. Qxf3 Nd7 15. Nxb6 axb6 16. a4 Rg6 17. Kh2 c5 18. b5 {½-½ (39) Angermann,I (1817)-Krammel,J (1699) GER email 2017}) 12... axb6 13. c4 {[#]} (13. b5 $11 Ne7 14. a4) 13... Nxb4 $1 $17 14. Bxh6 {[#]} Nxd3 {[%cal Of6e4]} 15. Ng5 Nc5 (15... gxh6 16. Nxe6 fxe6 17. Qxd3 $16) 16. Nxe6 Nxe6 17. Be3 Nxe4 18. Qd5 Nf6 (18... N6c5 $15) 19. Qxb7 $11 Ra4 20. Rfc1 Qa8 (20... Qe8 {seems wilder.} 21. Qf3 e4 22. Qd1 Qc6 23. h4 Nd7) 21. Qxa8+ Rxa8 22. a4 Ne4 23. Ra3 f5 {[%cal Bf7f5,Bf5f4][%mdl 32]} 24. f3 N4c5 25. Rca1 Nb7 26. g4 f4 27. Bf2 g5 28. Kg2 Na5 29. Rc1 Kf7 30. h4 gxh4 31. Bxh4 e4 32. fxe4 Nc6 33. Rh1 Ne5 {[%csl LRc4,LRg4]} 34. Be1 Ng5 35. Rf1 ({White should try} 35. a5 $15) 35... f3+ $17 36. Kg3 $2 (36. Kg1 $17 {is a better defense.}) 36... Kg6 ({Inferior is} 36... Nxe4+ 37. Kf4 Nc5 38. Bf2 $15) (36... Nxc4 37. Raxf3+ Nxf3 38. Rxf3+ Kg8 39. a5 $17) ({Black should play} 36... Rh8 $19 37. c5 bxc5) 37. a5 bxa5 {Black is much more active.} (37... Nxe4+ $17 38. Kf4 Ng5) 38. Rxa5 $2 {[%mdl 8192]} ({Only move:} 38. Bc3 $1 $15) 38... Rf8 $19 39. Kf2 Nxg4+ {Pair of Knights!} 40. Kg3 {[#]} Ne5 41. Kf2 Nxe4+ ({Weaker is} 41... Nxc4 42. Rg1 Nxa5 43. Bd2 $17) 42. Ke3 Ng5 43. Ra4 {[%cal Oc4c5]} Ng4+ 44. Kd3 {[%cal Oc4c5]} f2 45. Ba5 $2 (45. Bxf2 {is tougher.} Nxf2+ 46. Ke2) 45... c5 46. Ra2 Rf3+ 47. Ke2 Re3+ 48. Kd1 Ne4 49. Bd2 Rd3 {( -> ...Ne3+)} 50. Ke2 {To avoid Ne3} Rb3 (50... Rxd2+ $142 51. Rxd2 Ng3+ 52. Kf3 Nxf1 53. Rxd6+ Kg5 54. Rd5+ Kh4 55. Rd6 Nfh2+ 56. Ke4 f1=Q 57. Kd5 Ne3+ 58. Kc6 Qxc4 59. Rd8 Nhg4 60. Rd6 Qa4+ 61. Kb6 Qb4+ 62. Kc6 Qa4+ 63. Kb6 Ne5 64. Kb7 {[#]} Nd5 $1 {[%mdl 512]} 65. Rh6+ Kg5 66. Rd6 Qb5+ 67. Kc8 Qe8+ 68. Kb7 Qe7+ 69. Rd7 Qxd7+ 70. Ka6 Qc8+ 71. Ka5 Qb7 72. Ka4 Qb4#) 51. Bf4 Kf5 {Weighted Error Value: White=0.47/Black=0.23 (precise)} 0-1

