[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.2"]
[White "Baenziger, Fabian"]
[Black "Mirzoev, Azer"]
[Result "1/2-1/2"]
[ECO "D56"]
[WhiteElo "2409"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,59,11,24,24,-3,38,37,41,32,45,38,64,56,56,50,41,40,39,41,43,42,43,41,33,30,38,35,43,19,21,29,26,16,22,5,7,7,7,15,10,0,7,0,12,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bg5 h6 6. Bh4 O-O 7. e3 Nbd7 8. Qc2 dxc4 9. Bxc4 a6 {D61: Queen's Gambit Declined: Classical: 7 Qc2.} 10. O-O c5 (10... b5 $11 {is more appropriate.} 11. Bd3 Bb7) 11. dxc5 $14 Nxc5 {White is slightly better.} 12. Rfd1 Qe8 13. Be2 {[#]} Bd7 $146 ({Predecessor:} 13... b6 14. b4 Ncd7 15. Nd4 Bb7 16. Qb2 Rc8 17. b5 a5 18. Na4 Nd5 19. Bxe7 Qxe7 {0-1 (46) Dubov,D (2699)-Nakamura,H (2736) chess24.com INT 2020}) 14. Ne5 {White is more active.} Bc6 15. Nxc6 (15. Rd4 {is more complex.} Rc8 16. Rad1 Be4 17. Nxe4 Ncxe4 18. Qd3) 15... Qxc6 16. Bf3 Qb6 17. Rab1 {Hoping for b4.} a5 18. Rd4 Rfd8 19. Rbd1 Rac8 20. Qe2 Kf8 21. Bg3 Ne8 22. Nb5 Bf6 23. Rxd8 Rxd8 24. Rxd8 Qxd8 {The position is equal.} 25. Qc2 b6 26. Be2 Bh4 27. Be5 Bf6 28. Bg3 Bh4 29. Be5 Bf6 30. Bg3 {Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.3"]
[White "Simacek, Pavel"]
[Black "Nemec, Jachym"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2448"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,62,22,8,19,0,12,7,20,15,29,1,5,7,35,21,41,40,63,42,45,22,26,0,0,-112,255,121,266,69,174,16,16,20,10,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. cxd5 cxd5 5. Bf4 a6 6. e3 Nc6 7. Bd3 Bg4 8. Nge2 Bxe2 9. Qxe2 e6 10. O-O Bd6 11. Bxd6 Qxd6 12. Rac1 O-O {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} 13. f4 {[#]} g6 $146 ({Predecessor:} 13... b5 14. a4 b4 15. Nb1 Na5 16. Nd2 Nd7 17. Nf3 g6 18. Ne5 f6 19. Nxd7 Qxd7 20. Bxa6 {1-0 (70) Davtyan,A (1928)-Kumar,A (2152) Durban 2014}) 14. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} b5 15. g5 Nh5 16. Qg2 {[%cal Oc3e4]} Rac8 17. a4 b4 18. Nd1 {[%cal Bc3d1,Bd1f2,Bf2g4][%mdl 32]} (18. Nb1 $5 {[%cal Rd3a6]}) 18... Na5 19. Nf2 Rc6 20. Ng4 Rfc8 21. Rce1 Nc4 22. f5 exf5 23. Bxf5 (23. Nh6+ $11 Kf8 24. Bxf5 gxf5 25. Rxf5) 23... R8c7 $2 {[%mdl 8192]} (23... gxf5 $17 24. Nf6+ Nxf6 25. gxf6+ Kf8 26. Rxf5 Nb6 27. Qg7+ Ke8 28. Re5+ Kd8 29. Qxf7 (29. Re7 $2 Nd7 $17) 29... Qd7 30. Qg8+ (30. Re7 Qg4+ 31. Kh1 Nd7 $17) 30... Kc7) 24. Bd3 (24. Nh6+ $1 $18 {is the precise move to win.} Kg7 25. b3 $1) 24... b3 {[#]} (24... Kg7 $16 {is a better defense.}) 25. Rf3 $2 (25. e4 $1 $18 {[%cal Re4d5]} Nf4 26. Qg3) 25... Qe6 {[#]} ({Better is} 25... Kg7 $1 $14) 26. Ref1 $2 (26. e4 $1 $18) 26... Nd6 $11 {The position is equal.} 27. Ne5 Rc1 28. Qd2 ({Much weaker is} 28. Bxa6 R1c2 29. Qg4 (29. R3f2 $2 Nf5 $17) 29... Qxg4+ 30. Nxg4 Rxb2 $17) 28... Rxf1+ 29. Rxf1 Qh3 30. Qf2 ({But not} 30. Bxa6 $2 Rc2 31. Rf3 Qh4 $19) 30... a5 31. Qf3 Qe6 {Weighted Error Value: White=0.52/Black=0.44} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.4"]
[White "Czerw, Dawid"]
[Black "Plat, Vojtech"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2396"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,110,12,25,0,1,0,13,12,7,10,8,-27,-28,-28,-28,-27,-18,-62,-60,-57,-50,-57,-42,-41,-53,-39,-45,-42,-34,-45,-39,-48,-25,-24,-21,-52,-13,-22,-14,-11,-8,-12,0,0,0,0,0,0,0,0,0,0,0,0,2,8,2,3,8,0,0,-5,0,-8,-6,-8,-8,-35,-35,-60,-66,-587,-36,-36,0,-8,0,0,0,-8,-8,-29975,-29976,-29973,-29977,-29977,-29978,-29979,-29980,-29979,-29981,-29983,-45,-29984,-29985,-29986,-29987]} 1. d4 g6 2. Nf3 Bg7 3. c4 Nf6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O {[%cal Bh1f1,Bf1d1,Bd1d2][%mdl 32]} Nc6 8. e3 e5 9. dxe5 {D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5 (without Nf3).} Qxd1 10. Rxd1 Nxe5 11. Nxe5 {The position is equal.} Bxe5 12. Nc3 c6 {[#]} 13. Bd2 $146 ({Predecessor:} 13. e4 Bg7 14. a4 a5 15. Be3 Nc4 16. Bd4 O-O 17. Bxg7 Kxg7 18. Rd4 Ne5 19. f4 {0-1 (64) Arun Prasad,S (2489)-Zakhartsov,V (2578) Pardubice 2011}) 13... Nc4 14. Bf1 Nxd2 ({But not} 14... Nxb2 15. Rdb1 $16) 15. Rxd2 Ke7 16. Bc4 (16. f4 $11 {feels stronger.} Bc7 17. Ne2) 16... Bg4 $15 17. Kf1 Rhd8 18. Ke1 b5 19. Be2 Rxd2 20. Kxd2 Rd8+ 21. Ke1 $1 Be6 22. Rc1 f5 23. Bf3 Rd6 24. b3 a5 25. Ne2 Kd7 26. Nd4 Bxd4 27. exd4 $11 {[%mdl 4096] Endgame KRB-KRB} a4 28. bxa4 bxa4 29. a3 Rxd4 {[%cal Oc6c5]} 30. Bxc6+ Kd6 31. Bb5 Bb3 32. Ke2 f4 33. Rc6+ Ke5 34. Rc5+ Kf6 35. Bd3 Be6 36. f3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 37. Bc2 g5 38. gxf4 Rxf4 39. Ra5 Rh4 40. Bxa4 Rxh2+ 41. Kf1 h4 42. Kg1 Rd2 {Hoping for ...Bd5.} 43. Be8 $2 {[%mdl 8192]} (43. Bc6 $15) 43... Bd5 $2 (43... Rd1+ $1 $19 44. Kh2 g4 45. fxg4 Bd5 46. Rxd5 Rxd5) 44. Bh5 $15 h3 45. Bg4 Ke5 {Strongly threatening ...h2+.} 46. Bxh3 Kf4 47. Bg4 Bc4 {( -> ...Kg3)} (47... Kg3 $5 48. Kf1 Bxf3 49. Bxf3 Kxf3 50. Rf5+ Kg4 $11) 48. Bh5 $2 {[%mdl 8192]} (48. Bh3 $11) 48... g4 $1 49. Bxg4 Kg3 {[%cal Rd2d1]} 50. f4 Kxg4 51. Rg5+ Kf3 52. f5 {[#]} Bd5 $1 53. f6 Rd1+ 54. Kh2 {[%cal Of6f7]} Kf2 {[%csl Gd5][%cal Rd1h1]} 55. Kh3 {[#]} Bf3 $1 {Weighted Error Value: White=0.30/Black=0.23 (precise)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.5"]
[White "Gungl, Theo"]
[Black "Lim, Zhuo Ren"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2368"]
[BlackElo "2311"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. cxd5 exd5 8. Bd3 Bd6 9. h3 Re8 10. O-O Bb7 11. Qb1 Nbd7 12. b4 Ne4 13. b5 h5 14. Ne2 a5 15. bxa6 Nxd2 16. Nxd2 Bxa6 17. a4 Nf6 18. Nc3 c6 19. Rc1 Bc7 20. Nf1 Bxd3 21. Qxd3 Qd6 22. Qc2 Re6 23. Ne2 Qd7 24. Nd2 Ne4 25. Nxe4 dxe4 26. Nc3 Rae8 27. Kf1 f5 28. Qb3 Kh7 29. d5 Rg6 30. Rd1 Be5 31. Rac1 Bxc3 32. Rxc3 Rd8 33. Qxb6 cxd5 34. Qb5 Qd6 35. Kg1 Qf6 36. Rc5 Qg5 37. Qf1 Rgd6 38. Qb5 Rg6 39. Qf1 Rgd6 40. Qb5 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.6"]
[White "Wachinger, Nikolas"]
[Black "Lalith Babu M R"]
[Result "*"]
[ECO "B10"]
[WhiteElo "2360"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,4,19,7,17,20,15,0,0,-14,-2,0,13,9,64,8,11,9,31,20,54,51,37,18,37,17,47,54,50,22,68,0,5,7,0,5,35,0,0,0,27,22,26,0,0,0,0,0,8,0,0,0,0,0,0,0,35,20,40,0,0,0,0,0,0]} 1. e4 c6 2. Nf3 d5 3. Nc3 Nf6 4. e5 Ne4 5. Ne2 Qb6 $1 {[%csl Ge4][%cal Rb6f2] [#]} 6. d4 $1 {B11: Caro-Kann: Two Knights Variation.} e6 $1 7. Ng3 c5 8. Bd3 Nxg3 $1 9. fxg3 Nc6 10. O-O {[#] Threatens to win with Ng5. Active counter play!} h6 {Inhibits Ng5.} 11. c3 Bd7 {[#]} (11... cxd4 $11 12. cxd4 Bd7) 12. Kh1 $146 ({White should play} 12. dxc5 $1 $14 Bxc5+ 13. Kh1) ({Predecessor:} 12. Be3 Be7 13. Rf2 cxd4 14. cxd4 Rc8 15. Rc1 Rf8 16. a3 a5 17. Kh1 Kd8 18. Rfc2 {0-1 (47) Tejedor Fuente,E (2434)-Matlakov,M (2688) Chess.com INT 2021}) 12... cxd4 $11 13. cxd4 g5 (13... Nxd4 $2 14. Be3 $18) 14. h3 Be7 (14... Nxd4 $2 15. Be3 Bc5 16. b4 Qxb4 17. Rb1 $18) 15. a3 Na5 {[%cal Og5g4,Bc6a5,Ba5c4,Bc4e3][%mdl 32]} (15... Nxd4 $2 16. Be3 $18) 16. b4 Nc4 17. Qe2 Rg8 18. g4 a5 19. Be3 (19. Bxc4 dxc4 20. Be3 Qc6 $11) 19... Rc8 (19... axb4 20. Bxc4 (20. axb4 Rxa1 21. Rxa1 Nxe3 $11) 20... dxc4 21. d5 $16) (19... Nxe3 $11 20. Qxe3 axb4) 20. Rfc1 (20. Bg1 $14) 20... Nxe3 21. Rxc8+ Bxc8 22. Qxe3 axb4 23. Rb1 Kf8 ({But not} 23... b3 24. Bf1 $14 (24. Bh7 Rh8 $14)) 24. axb4 Kg7 25. b5 (25. h4 $5) 25... Bd7 26. Bc2 (26. h4 $5) 26... Qc7 27. Qd3 Rh8 28. Nd2 {[%cal Bf3d2,Bd2f1,Bf1g3,Bg3h5,Bh5f6][%mdl 32]} b6 29. Nf1 Qc4 30. Ng3 Qxd3 31. Nh5+ Kf8 32. Bxd3 {And now Ra1 would win.} Ke8 33. Ra1 {Ra8+ is the strong threat.} Kd8 34. Ra7 Bb4 {The position is equal.} 35. Nf6 Bc8 36. Kg1 ({Reject} 36. Rxf7 Bc3 37. Nh7 Bxd4 $17) 36... Bc3 {Weighted Error Value: White=0.14 (very precise) /Black=0.11 (very precise)} *

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.8"]
[White "Ghazarian, Kirk"]
[Black "Braeuer, Franz"]
[Result "1-0"]
[ECO "A14"]
[WhiteElo "2346"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,71,10,13,11,16,-16,16,8,14,0,38,20,19,16,16,17,21,0,0,0,0,-26,1,0,50,66,63,51,58,55,54,43,72,67,85,100,98,89,91,14,135,139,132,133,339,301,463,449,425,414,425,425,1349,1004,1372,1290,1271,1175]} 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. d4 c6 7. Qc2 b6 {is more profitable than 7...Nbd7 at the moment.} 8. Bf4 Bb7 9. Rd1 {E06: Closed Catalan: Early deviations.} Nbd7 10. cxd5 Nxd5 11. Nc3 {The position is equal.} Rc8 12. Ne5 {[#]} N7f6 $146 ({Predecessor:} 12... Nxe5 13. Bxe5 f6 14. Bf4 Nxf4 15. gxf4 Qd7 16. Qb3 f5 17. a4 Kh8 18. a5 {0-1 (52) Akhvlediani,I (2355)-Roiz,M (2579) Lichess.org INT 2021}) 13. Bg5 h6 14. Bxf6 Bxf6 15. Ne4 {To avoid c5} Be7 16. Qa4 Qc7 17. Rac1 Rfd8 18. a3 ({But not} 18. Qxa7 $2 Ra8 19. Rxc6 Rxa7 $19) 18... a5 {To avoid b4} 19. Qb3 Qb8 (19... c5 $11) 20. Qf3 $1 $14 Nf6 21. g4 {g5 is the strong threat. White is much more active.} Rd5 $1 22. Nc3 {Pair of Knights!} Rdd8 23. h4 $36 {[%mdl 2048] Black must now prevent g5. White fights for an advantage.} Bd6 24. g5 hxg5 25. hxg5 Bxe5 26. dxe5 Nd7 27. g6 ({Better is} 27. Qe3 $1 $16) 27... fxg6 (27... Nxe5 $11 28. gxf7+ Nxf7) 28. Qg3 $1 $16 Nxe5 {[#]} 29. Bh3 $1 Rxd1+ $2 {This costs Black the game.} (29... Re8 $16 {was called for.}) 30. Rxd1 $18 Re8 {[#]} (30... Nf7 $142 31. Qxg6 Rd8) 31. Ne4 $1 Nf7 32. Qxg6 Kf8 33. Bxe6 {[%csl Ge6][%cal Rg6f7] White is clearly winning.} ({Not} 33. Rd7 Re7 34. Rxe7 (34. Bxe6 Rxd7 35. Bxd7 Qe5 $11) 34... Kxe7 $16) 33... Qf4 (33... Rxe6 $142 34. Qxe6 Qe8) 34. e3 Qf3 35. Rd7 $1 {[%csl LRb7,LRf7][%cal Rd7f7]} Re7 36. Ng5 {Weighted Error Value: White=0.09 (flawless) /Black=0.32} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.15"]
[Round "1.9"]
[White "Sorm, Daniel"]
[Black "Malinovsky, Karel"]
[Result "1/2-1/2"]
[ECO "D31"]
[WhiteElo "2348"]
[BlackElo "2471"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,47,-11,-6,-2,21,4,15,0,0,0,1,0,15,0,0,0,0,0,16,21,14,20,8,17,15,21,29,0,0,0,0,0,28,22,22,31]} 1. c4 e6 2. d4 d5 3. Nc3 Be7 4. e3 Nf6 5. cxd5 exd5 6. Bd3 O-O 7. Nge2 b6 8. O-O {D35: Queen's Gambit Declined: Exchange Variation.} Ba6 9. Bxa6 Nxa6 {[#]} 10. Qa4 $146 ({Predecessor:} 10. a3 c5 11. b3 Nb8 12. Nf4 Nc6 13. dxc5 d4 14. exd4 bxc5 15. dxc5 Bxc5 16. Bb2 {½-½ (57) Kumle,L-Schumacher,M Luzern 1982}) 10... Qc8 11. Nf4 Rd8 12. Rd1 c5 13. dxc5 Nxc5 14. Qb5 {[%cal Rf4d5]} Qb7 15. Qe2 Ne6 16. Nxe6 fxe6 17. b3 a6 18. Bb2 Rac8 19. Rac1 b5 20. Nb1 Rxc1 21. Rxc1 Rc8 22. Qd1 Rc6 23. Nd2 Qc7 24. Rxc6 {Not much happened in this game.  Weighted Error Value: White=0.04 (flawless) /Black=0.06 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.16"]
[Round "2.1"]
[White "Noe, Christopher"]
[Black "Lim, Zhuo Ren"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2529"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,-12,0,-4,6,14,0,10,4,0,1,4,3,0,14,-6,0,-7,0,0,6,7,6,0,9,8,15,0,0,0,0,0,0,-36,-31,-36,-47,-43,-44,-173,-15,-13,0,0,0,0,0,0,0,-41,-30,-35,-43,-41,-38,-39,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nbd2 c5 5. cxd5 exd5 6. g3 {D30: Queen's Gambit Declined: Systems without Nc3.} Nc6 7. Bg2 cxd4 {[%cal Od4d3]} 8. O-O Bc5 9. Nb3 {[%csl LRc5,LRd4]} Bb6 10. Nfxd4 O-O {[#]} 11. Be3 $146 {[%cal Bc1e3,Be3d4,Bd4c3][%mdl 32]} ({Predecessor:} 11. Bf4 Bg4 12. h3 Bh5 13. g4 Bg6 14. Rc1 Rc8 15. Nb5 Ne4 16. e3 {0-1 (42) Crevatin,L (2224)-Kucuksari,K (2296) Ronneby 2018}) 11... Re8 12. Nxc6 bxc6 13. Bd4 Ba6 14. Re1 Rb8 15. e3 Bc4 16. Bc3 Bxb3 17. axb3 Ne4 18. Bxe4 Rxe4 19. b4 Qg5 20. Qf3 h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 21. Rac1 Rbe8 {[%cal Re4e3]} 22. Kg2 h4 23. Rcd1 R8e6 24. Rg1 ({White should try} 24. Kf1 $15) 24... Rg6 $2 (24... h3+ $1 $19 25. Kh1 d4 26. Bxd4 Bxd4 27. Rxd4 Rxd4 28. exd4 Rf6) 25. Kh1 $11 Bc7 26. gxh4 $1 Qxh4 {[%csl Gc7][%cal Rh4h2] [#]} 27. h3 {[%cal Ob4b5]} Ree6 28. b5 cxb5 29. Rxg6 (29. Rd4 $11 Rxg1+ 30. Kxg1) 29... Rxg6 $15 30. Rxd5 Qc4 {[%cal Rc4f1] [#]} 31. Rd1 {Prevents Qf1+.} b4 32. Bd4 a5 (32... Bb8 $5 {[%cal Rc4c7]} 33. Qb7 Bd6 $11) 33. Rg1 $1 {The position is equal.} Qe6 34. Rxg6 Qxg6 35. Qb7 {To avoid Bb6} Qb1+ 36. Kg2 Qg6+ 37. Kh1 Qb1+ 38. Kg2 Qg6+ {Weighted Error Value: White=0.12 (very precise) /Black=0.14 (very precise)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.16"]
[Round "2.2"]
[White "Plat, Vojtech"]
[Black "Gungl, Theo"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2546"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,143,10,16,8,8,14,12,12,18,18,16,4,41,13,14,0,21,19,46,68,37,14,11,0,0,0,0,0,16,0,0,-27,-10,-16,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,0,0,54,50,65,61,70,61,74,63,85,83,94,77,100,104,112,20,124,23,70,0,11,0,106,81,129,129,136,122,146,91,179,156,175,85,94,82,104,58,58,0,0,0,0,0,0,0,152,0,0,0,126,126,126,126,126,126,126,126,128,126,126,8,8,8,8,8,8,8,6706,29960,9083,2136,1393,843,29980,29981,29981,29982,29982,29983,29983,29984]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Bf5 7. Qb3 Na5 $1 8. Qa4+ {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} Bd7 9. Qc2 Rc8 10. Bd3 {The position is equal.} e6 11. Nf3 Be7 {11...Bb4 deserves study.} 12. Ne5 b5 {[#]} 13. Nxd7 $146 (13. Qe2 {feels hotter.} Nc4 14. a3 O-O 15. O-O Be8 16. Rfc1) ({Predecessor:} 13. Qe2 a6 14. O-O O-O 15. Rac1 Be8 16. Bg5 Nc4 17. f4 Nd6 18. Bxf6 Bxf6 19. a4 bxa4 20. Bxa6 {½-½ (27) Naumkin,I (2370)-Buturin,V (2350) Moscow 1985}) 13... Qxd7 14. Qe2 Nc4 15. O-O a6 16. a4 b4 17. Nb1 {next b3 is good for White.} O-O $1 18. b3 Na5 19. Nd2 ({Much worse is} 19. Bxa6 Nxb3 20. Nd2 Rc2 21. Nxb3 Rxe2 22. Bxe2 Ne4 $17) 19... Rc3 20. Rfb1 Qa7 21. Be5 Ra8 22. Rb2 Qb6 (22... Nc6 $5 {[%cal Rc6e5]}) 23. Rd1 Nb7 24. Nb1 Rc6 25. Rc2 Rac8 26. Rxc6 Rxc6 27. Nd2 Nd6 28. f3 Nd7 29. Bg3 a5 30. Bf2 Qc7 31. e4 {Black must now prevent exd5.} Nb6 ({Black should try} 31... Bg5 $11) 32. e5 $14 Ndc8 33. f4 Rc1 34. g4 Nd7 35. Kg2 Nf8 36. Nf3 Na7 37. f5 Rxd1 38. Qxd1 Qc3 39. Be1 (39. Qb1 $16) 39... Qc8 (39... Qb2+ $11 40. Bf2 Bd8) 40. Bb1 {White is more active.} (40. Qd2 $16) 40... Bd8 (40... exf5 $1 $11 41. gxf5 (41. Bxf5 Ne6 $14) 41... g6) 41. Ng1 (41. Qd2 $14) 41... Nc6 $11 {[%cal Oc6d4]} 42. Ne2 Qa6 (42... exf5 $11 {remains equal.} 43. gxf5 g6) 43. Bf2 $16 Qb6 (43... Qb7 $142) 44. Qd3 Qb7 45. h4 Qb6 46. Nf4 (46. Qe3 $142) 46... Ne7 (46... Qa7 $16) 47. Qf3 Qc6 {[#]} 48. h5 (48. Ne2 $1 $18 {and White stays clearly on top.}) 48... Qc1 49. Bd3 Nc6 50. fxe6 (50. Ne2 $16 Qd1 51. Bb5) 50... Nxe6 $14 51. Nxd5 (51. Ne2 $1 $14 Qd1 52. Bb5) 51... Qd2 $11 52. Qe4 $40 {[%mdl 128] White has some attack. Dancing on a razor blade.} g6 53. Nf6+ Bxf6 54. exf6 {Threatens to win with d5.} ({But not} 54. Qxc6 Bg5 55. Bf1 Nf4+ 56. Kg1 Qd1 57. hxg6 hxg6 58. Qa8+ Kg7 $17) 54... Ncxd4 {[#]} (54... Qxd3 $1 $11 55. Qxc6 Qxb3) 55. Qa8+ $2 ({White has to play} 55. Bc4 $1 $16 {Hoping for Qa8+.} Nf4+ 56. Kg3) 55... Nf8 {Pair of Knights!} 56. Bc4 Qf4 {[#]} (56... Qd1 $1 $11 57. Qe4 Nde6) 57. Bxf7+ $1 $16 {[%mdl 512]} Kxf7 58. Qa7+ Kxf6 59. Qxd4+ Qxd4 60. Bxd4+ {[%mdl 4096] Endgame KB-KN} Kg5 61. Bb6 gxh5 62. gxh5 ({White should play} 62. Bxa5 $16 Ne6 63. Bxb4 (63. gxh5 Nc5 $18)) 62... Nd7 $1 $11 63. Bxa5 Nc5 64. Bxb4 Nxb3 65. Kf3 Nd4+ $2 {[%mdl 8192] Loses the game.} (65... Kxh5 $11 66. Kf4 Kg6) 66. Ke4 $18 Nc6 67. Bd2+ (67. Bc3 $142 Nb8 68. Kd5) 67... Kxh5 68. Kd5 Na7 69. Be3 {White mates.} Nc8 70. Bc5 Kg4 71. Kc6 h5 72. Kb7 {Weighted Error Value: White=0.22 (precise) /Black=0.28 (precise)} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.16"]
[Round "2.3"]
[White "Nemec, Jachym"]
[Black "Czerw, Dawid"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2402"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,29,34,12,5,-29,-57,-52,-42,-63,-19,-10,-14,-14,-21,-16,-18,-21,-20,-36,-6,-29,-10,-72,-47,-88,-57,-66,-66,-57,-5,-5,-18,0,0,-12,-14,-41,-42,-66,-18,-14,-21,-24,-22,-31,-12,-89,-100,-127,0,-18,-18,-18,-10,-37,-26,-27,-22,-33,-38,-80,-57,-63,-38,-55,-57,-84,-54,-54,-54,-61,-59,-216,-213,-208,-118,-206,-192,-526,-525,-29995,-29996,-29996,-29997]} 1. d4 Nf6 2. c4 {[%cal Bc2c4,Bc4b5,Bb5a6][%mdl 32]} c5 3. d5 b5 4. cxb5 a6 5. bxa6 e6 6. dxe6 {A58: Benko/Volga Gambit: Lines with 5 bxa6.} fxe6 7. e4 Nxe4 8. Bd3 {Black is slightly better.} Nf6 {[#]} 9. Nf3 $146 ({Predecessor:} 9. Nh3 Nxa6 10. O-O Be7 11. Nc3 O-O 12. Bg5 Nb4 13. Bb1 d5 14. Re1 Bd7 15. Nf4 {0-1 (35) Taylor,S (2230)-Nikolayev,I (2356) Rochester 2001}) 9... Bxa6 (9... Nxa6 $15 10. Nc3 Nb4) 10. O-O Be7 11. Re1 O-O 12. Nc3 Nc6 13. Bxa6 Rxa6 14. Bg5 h6 (14... Qb6 $5 {[%cal Rb6b2]}) 15. Bh4 Nh5 16. Bxe7 (16. Bg3 $11 {keeps the balance.}) 16... Qxe7 $17 17. Qd3 (17. Re3 $15 {deserves consideration.}) 17... Ra7 18. Rad1 Nf4 19. Qd6 Qf7 (19... Qxd6 $15 20. Rxd6 Nh3+ $1 21. gxh3 Rxf3) 20. Re3 $1 $11 c4 21. Rd2 ({Don't blunder} 21. Ne5 $2 Nh3+ $1 {[%mdl 512]} 22. gxh3 (22. Rxh3 $2 {gets mated.} Qxf2+ 23. Kh1 Qf1+ 24. Rxf1 Rxf1#) 22... Qxf2+ 23. Kh1 Qxe3 $19) 21... Rb7 22. Ne1 Qe7 23. Ne4 {[%cal Bc3e4,Be4d6,Bd6c4][%mdl 32]} Nd5 {To avoid Rc3} 24. Ree2 Qxd6 {Black is more active.} (24... Ra7 $15) 25. Nxd6 Ra7 26. Nxc4 Rxa2 27. g3 Rb8 (27... Ra4 $5 {[%cal Ra4c4]} 28. Nd6 Na5 $15) 28. Nc2 (28. Nf3 $11 {remains equal.}) 28... Ra4 $17 29. N2a3 Na5 (29... Rbb4 $17 30. Ne5 Nd4 31. Nxd7 Nf3+ 32. Kf1 Nxd2+ 33. Rxd2 Rd4 34. Rxd4 Rxd4) 30. Nxa5 Rxa5 31. Nc4 Ra4 32. Ne3 (32. Ne5 $5 {[%cal Re5d7]}) 32... Nxe3 33. Rxe3 $15 {[%mdl 4096] Endgame KRR-KRR} Rb7 34. Red3 d5 35. f4 (35. Rc2 $15) 35... g6 36. Rc3 Rab4 37. Rcc2 Kf7 38. Kg2 Kf6 39. Re2 R7b6 40. Kf3 g5 41. Rcd2 $2 ({White should try} 41. h4 $1 $15) 41... gxf4 42. gxf4 Rc4 (42... Rb3+ $19 43. Kg4 R6b4) 43. Kg4 (43. Re3 $17) 43... Rb3 {[%cal Oh6h5] Strongly threatening ...h5+!} 44. Rf2 $2 (44. h4 {is more resistant.}) 44... h5+ $19 45. Kxh5 {[#]} Kf5 $1 {[%cal Rb3h3]} 46. Kh6 Rc7 {Weighted Error Value: White=0.47/Black=0.14 (very precise)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.16"]
[Round "2.4"]
[White "Mirzoev, Azer"]
[Black "Simacek, Pavel"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2420"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,22,25,21,33]} 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bb2 Nc6 6. Bg2 d6 7. O-O O-O 8. Nc3 Bg4 9. h3 Bd7 10. d4 cxd4 11. Nxd4 Rc8 {[#] A rather calm draw. A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} {Predecessor:} 12. e3 $146 a6 13. a4 Rb8 14. Qd2 Nxd4 15. exd4 b5 16. axb5 axb5 17. c5 b4 18. Na2 dxc5 19. dxc5 {0-1 (34) Ghimpu,S (2431)-Chan,K (2303) Chess.com INT 2021} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.16"]
[Round "2.5"]
[White "Stalmach, Richard"]
[Black "Baenziger, Fabian"]
[Result "0-1"]
[ECO "D43"]
[WhiteElo "2301"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,64,2,0,-25,-45,-14,-22,11,0,-5,-16,-19,-19,-15,-52,-49,-31,0,0,0,0,0,0,0,-2,7,0,4,0,12,-93,24,24,25,10,11,9,9,-14,-16,-11,0,0,14,24,12,0,0,-848,-436]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32]} h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. h4 g4 {D43: Semi-Slav: 5 Bg5 h6.} 10. Ne5 Nbd7 11. Be2 Bb7 {The position is equal.} 12. Nxd7 Qxd7 13. Be5 Qe7 14. b3 Rg8 15. Qc2 Nd7 {aiming for ...cxb3.} 16. Bg3 e5 (16... b4 $5 {[%cal Rb4c3]} 17. Nd1 c5 $15) 17. d5 cxd5 18. Nxd5 Qc5 {[%cal Of7f5]} 19. bxc4 f5 20. Rb1 a6 21. h5 $1 Rc8 22. Bh4 f4 {[#]} 23. a4 $146 {[#]} (23. O-O $11) ({Predecessor:} 23. O-O f3 24. Bd3 g3 25. Kh1 fxg2+ 26. Kxg2 gxf2+ 27. Kh1 bxc4 28. Rxb7 cxd3 29. Qxd3 {½-½ (41) Delizia,C (2501)-Babic,D (2485) ICCF email 2019}) 23... Ba8 (23... f3 $1 $17 {[%cal Rf3e2]} 24. gxf3 gxf3) 24. axb5 $11 axb5 25. Qd1 ({Avoid the trap} 25. Rxb5 $2 {[#]} Qxb5 $3 {[%mdl 512]} 26. O-O Qc5 $19) 25... f3 $1 26. gxf3 gxf3 27. Bxf3 Qxc4 {White must now prevent ...Bxd5.} 28. Qe2 Bxd5 29. exd5 Bb4+ 30. Kf1 $1 Be7 31. Be4 Bxh4 {Chess con chili.} 32. Rxh4 {[%mdl 8192] [#]} (32. Qxc4 $11 bxc4 33. Rxh4) 32... Rg1+ $1 {[%mdl 512] Weighted Error Value: White=0.40/Black=0.11 (very precise)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.17"]
[Round "3.1"]
[White "Baenziger, Fabian"]
[Black "Noe, Christopher"]
[Result "1/2-1/2"]
[ECO "E47"]
[WhiteElo "2409"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,53,0,0,0,7,8,11,12,44,58,48,25,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Qa4 {E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4.} Be7 {[#]} 11. Rd1 $146 ({Predecessor:} 11. Be3 Bb7 12. Ne5 a6 13. Qb3 b5 14. Nxf7 Rxf7 15. Bxe6 Qe8 16. Rfe1 Bc8 17. Bxf7+ Qxf7 {1-0 (44) Van Foreest,J (2682)-Huschenbeth,N (2612) Linares 2020}) 11... Bd7 12. Qc2 Bc6 {Prevents d5.} 13. Ne5 Bb7 14. Bg5 Nc6 15. Nxc6 {The position is equal.} Bxc6 16. Bxf6 Bxf6 17. d5 exd5 18. Nxd5 Rc8 {[#] Hoping for ...Bxd5.} 19. Qb3 Bxd5 20. Bxd5 Qc7 21. Rd2 Qf4 22. Rad1 Rc1 23. Rxc1 Qxd2 24. Rd1 Qe2 {[%cal Of6d4]} 25. Bc4 Qe7 26. Qb5 Rd8 27. Rxd8+ {Weighted Error Value: White=0.02 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.17"]
[Round "3.2"]
[White "Simacek, Pavel"]
[Black "Stalmach, Richard"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2448"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,83,6,15,35,34,41,35,35,24,27,12,32,46,68,91,124,122,125,124,125,121,241,245,241,183,184,176,166,159,157,170,156,169,155,159,174,140,134,131,174,168,179,169,175,147,172,170,191,198,314,312,527,512,540,543,507,447,442,434,550,564,547,535,555,531]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 {[%cal Be2e3,Be3e4,Be4d5][%mdl 32]} e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. e4 e5 8. cxd5 cxd5 9. exd5 O-O 10. O-O exd4 11. Ne4 Qb6 {D30: Queen's Gambit Declined: Systems without Nc3.} 12. Nxd6 Qxd6 13. Nxd4 {[%cal Bf3d4,Bd4b5,Bb5d6][%mdl 32]} Qxd5 {White is slightly better.} 14. Nb5 {[#] Nc7 is the strong threat.} Ne5 15. Be2 {[#]} Bf5 $146 ({Predecessor:} 15... Qe4 16. Nd6 Qh4 17. Nxc8 Raxc8 18. Qb3 Qe4 19. Re1 Rfe8 20. Bg5 h6 21. Bxf6 gxf6 22. Bb5 {1-0 (22) Mateus,A (2327)-Ruiz Aguilar,P (2158) Medellin 2018}) 16. Bg5 Qxd1 17. Rfxd1 Ned7 18. Nd6 {[%csl LRb7,LRf5]} Be6 19. Bf3 {Inhibits Bd5.} ({Don't take} 19. Nxb7 $6 Rab8 $14) 19... Rab8 20. Bf4 {Inhibits Ne5. aiming for Nb5. White is more active. A strong pair of Bishops.} ({Don't play} 20. Nxb7 $6 Ne5 21. Bxf6 Nxf3+ 22. gxf3 gxf6 $11) 20... b6 {[#]} (20... Bg4 $16) 21. Nb5 $1 $18 {[%csl LRa7,LRb8]} Rbc8 22. Nxa7 Rc2 23. b3 Nc5 24. Nb5 Bg4 25. Nd4 Bxf3 26. Nxc2 Bxd1 27. Rxd1 Nfe4 28. Be5 {Inhibits Nc3.} f6 29. Bb2 Re8 (29... Ra8 $16) 30. f3 Ng5 31. Kf2 {Inhibits Re2+.} Nge6 32. Bc1 {Prevents Nf4.} Nc7 33. Nb4 Ra8 34. Be3 Nb5 (34... N7a6 {was called for.}) 35. Rc1 Nd7 $2 (35... Rc8 {is a better defense.} 36. Bxc5 bxc5) 36. a4 {White is clearly winning.} Na7 37. Rc7 Ne5 38. Ke2 Nc8 39. Nd5 Nd6 40. Nxb6 Re8 41. Kd2 Nf5 42. Rc8 {To avoid Rd8+.  Weighted Error Value: White=0.07 (flawless) /Black=0.27 (precise)} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.17"]
[Round "3.3"]
[White "Czerw, Dawid"]
[Black "Mirzoev, Azer"]
[Result "1/2-1/2"]
[ECO "D25"]
[WhiteElo "2396"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "156"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,156,67,64,70,60,56,51,55,50,39,16,23,0,0,0,5,4,4,4,4,4,5,5,5,6,11,0,0,0,0,0,0,0,25,25,32,33,25,27,27,30,190,189,785,156,418,101,94,94,94,94,94,94,94,94,94,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,0,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,93,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 Bg4 5. Bxc4 e6 6. Nc3 a6 7. h3 Bh5 8. g4 Bg6 9. Ne5 Nbd7 10. Nxg6 hxg6 11. Bf1 c5 12. Bg2 Rb8 {[#] D22: Queen's Gambit Accepted: 3 Nf3 a6 4 e3.} 13. dxc5 $146 ({Predecessor:} 13. O-O Qc7 14. f4 cxd4 15. exd4 Bd6 16. Be3 Rd8 17. Rc1 Qb8 18. Qf3 Ke7 19. g5 Ne8 20. d5 e5 21. f5 Bc5 22. Bxc5+ Nxc5 23. d6+ Kf8 24. fxg6 f6 25. Qd5 {1-0 (25) Jaworski,M (2363)-Wesolowska,H (2044) Pszczyna 2009}) 13... Bxc5 14. g5 Ng8 {[%cal Bf6g8,Bg8e7,Be7f5][%mdl 32] White is slightly better.} 15. Ne4 Ne7 16. Bd2 {Threatening Rc1.} Nf5 17. Bc3 Be7 18. h4 Rxh4 19. Rxh4 Nxh4 20. Qg4 Nxg2+ 21. Qxg2 Nc5 22. Nxc5 Bxc5 23. Qh2 {[#] Threatens to win with Rd1.} Qd6 24. Be5 {[%mdl 1024] White has compensation.} Bb4+ 25. Kf1 Qd3+ 26. Kg1 Rd8 27. Qh8+ Kd7 (27... Ke7 $5 {[%cal Rd8h8]} 28. Qxg7 Qe2 $11) 28. Qxg7 Rf8 29. Rc1 $36 {[%mdl 2048] Hoping for Rc7+. White fights for an advantage.} Bd6 {Prevents Rc7+.} 30. Bxd6 Qxd6 $11 {[%mdl 4096] Endgame KQR-KQR} 31. Qf6 Qd5 {To avoid Qf3} (31... Qd2 $11 32. Rb1 Qd5) 32. Qf4 $18 {Black must now prevent Qc7+.} e5 $2 (32... Qd6) 33. Qa4+ $2 (33. Qg4+ $18 {and the rest is easy.} Qe6 34. Qd1+ Ke8 35. Qa4+ (35. Rc7 Rh8 $16) 35... Kd8 36. Qa5+ Ke8 37. Qc7) 33... Qb5 $2 (33... Ke6 $16 {keeps fighting.}) 34. Qxb5+ $2 ({Weaker is} 34. Qc2 Rd8 $16) (34. Qd1+ $18 {has better winning chances.} Ke6 35. Qg4+ Kd6 36. e4) 34... axb5 {KR-KR} 35. Rc5 {[%csl LRb5,LRe5]} Ra8 36. Rxb5 Rxa2 37. Rxb7+ Ke6 38. Kg2 e4 39. Kg3 Ra5 40. Rb6+ Ke7 41. Kg4 Rf5 {[#]} 42. Rf6 $1 Rb5 (42... Rxf6 $2 43. gxf6+ Kxf6 44. Kf4 $18) 43. Rf4 Rxb2 44. Rxe4+ Kf8 45. f3 Rb1 46. Ra4 Rb3 47. Kf4 Kg7 48. e4 Rc3 49. Ra7 Rb3 50. Kg4 Rb1 51. Ra3 Rb4 52. Rd3 Ra4 53. Kf4 Ra5 54. Kg4 (54. Rb3 $16) 54... Ra1 (54... Ra4 $1 $11 {keeps the balance.}) 55. f4 Rg1+ 56. Kf3 Rf1+ 57. Ke3 Re1+ 58. Kd4 Rf1 59. Ke5 Re1 60. Rf3 Re2 61. Rf1 Re3 62. Kd4 Re2 63. Kd3 Rg2 64. Ke3 Rg3+ 65. Kf2 Rh3 66. Re1 Ra3 67. Re3 Ra1 68. f5 (68. Rb3 $16) 68... gxf5 $11 {The position is equal.} 69. exf5 Ra5 70. Rf3 Ra1 71. Kg3 Rg1+ 72. Kf4 Ra1 73. Kg4 Rg1+ 74. Rg3 Ra1 75. Rh3 Rg1+ 76. Kh5 f6 77. gxf6+ Kxf6 78. Ra3 Ke5 {Black escapes into a draw.  Weighted Error Value: White=0.29 (precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.17"]
[Round "3.4"]
[White "Gungl, Theo"]
[Black "Nemec, Jachym"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2368"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,27,11,16,23,3,37,10,25,29,22,24,20,18,18,12,14,18,14,-18,0,-52,-43,-47,-39,-49,-16,-11,74,51,181,183,162,165,183,136,136,144,135,139,128,16,24,0,0,3,143,32,41,27,778,775,787,779,741,738,2400,1705,1210,1170,5611,5632,5583,5583,5118,5093,2674,2139,5090,4706]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 {B94: Sicilian Najdorf: 6 Bg5 Nbd7.} h6 8. Bh4 g6 9. f4 {Black should prevent e5. White is slightly better.} e5 10. fxe5 dxe5 {[#]} 11. O-O-O $1 Qc7 (11... exd4 12. e5 $1 Bc5 13. exf6+ Kf8 14. Ne4 $16) 12. Nb3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 13. Qf3 {13.Rxd7 gains popularity.} Bg7 14. g4 Bb7 15. Bd3 O-O (15... b4 $5 {[%cal Rb4c3]} 16. Nd5 Nxd5 17. exd5 a5 $11) 16. Rhf1 (16. a3 $11) 16... b4 $1 $15 {[#]} 17. Nd5 $146 ({Predecessor:} 17. Na4 Qc6 18. Nac5 Nxc5 19. Nxc5 Qxc5 20. Bxf6 Bxf6 21. Qxf6 Bc8 22. Kb1 Bxg4 23. Rd2 {½-½ (77) Bashirli,N (2369)-Eynullayev,A (2274) Baku 2017}) 17... Nxd5 18. exd5 Qd6 {Inhibits Be7.} 19. Na5 Nc5 (19... Bxd5 $11 20. Bc4 e4 $1 21. Qxe4 (21. Rxd5 Qxd5 22. Bxd5 exf3 $15) 21... Bxe4 22. Rxd6 Ne5) 20. Be4 Rae8 (20... Rac8 $14) 21. Be1 $18 Bc8 22. Bxb4 Nd3+ 23. Qxd3 (23. Bxd3 Qxb4 24. Nc6 Qxg4 25. Qxg4 Bxg4 $11) ({White should try} 23. Rxd3 $18 Qxb4 24. Nc6) 23... Qxb4 $16 24. Nc6 Qa4 25. d6 {Strongly threatening Ne7+.} Bxg4 {[#]} 26. Ne7+ (26. Kb1 $1 $16) 26... Kh8 $1 $11 27. Bc6 $36 {[%mdl 2048] White has good play.} ({Not} 27. Rxf7 $2 Rxf7 28. Nxg6+ Kg8 $19) (27. Kb1 $5 {[%cal Re4c6]} Rb8 28. c4 $11) 27... Qxa2 {[%cal Og7f6] Hoping for ...Bf6!} 28. Bxe8 Rxe8 {[#]} (28... h5 $1 $11 {keeps the balance.} 29. Qa3 (29. Nxg6+ fxg6 30. Rxf8+ Bxf8 $17) 29... Bh6+ 30. Rd2 Qxa3 31. bxa3 Rxe8 32. Rxf7 e4) 29. Qd5 {Really sharp!} (29. Qa3 $1 $16 {[%cal Ra3a2]} Qc4 30. b3) 29... Qa1+ $14 30. Kd2 Qxb2 {[%mdl 8192]} (30... Bxd1 $11 31. d7 Rd8 32. Rxd1 (32. Nc6 Qxb2 33. Kxd1 Qb1+ 34. Ke2 Qxc2+ 35. Ke3 Rxd7 $11) 32... Qxb2) 31. Rb1 $18 {Active counter play! White is clearly winning.} Qa3 32. Rb3 Qa4 33. Rxf7 e4 34. Nxg6+ Kh7 35. Ne7 {Qe5 would kill now.} Rd8 36. Qe5 {[%csl Gf7][%cal Re5g7]} Rxd6+ 37. Qxd6 Qa5+ 38. Rb4 {White wants to mate with Qg6+.} Qg5+ 39. Qf4 e3+ 40. Qxe3 {Weighted Error Value: White=0.25 (precise) /Black=0.32} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.17"]
[Round "3.5"]
[White "Lim, Zhuo Ren"]
[Black "Plat, Vojtech"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2311"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,64,22,0,47,0,31,0,22,-13,-14,-25,-10,-23,-12,-20,-22,-4,-3,-9,-7,0,-8,-40,-37,-32,0,-16,-15,-139,-144,-144,-142,-140,-145,-133,-134,-154,-115,-185,-176,-200,-164,-252,-250,-748,-822,-29990,-29991,-29991,-29992,-29992,-29993,-29993,-29994]} 1. c4 g6 2. Nc3 Bg7 3. Nf3 e5 4. d4 exd4 5. Nxd4 Nc6 6. Nxc6 bxc6 7. e4 Ne7 {A27: English Opening: Three Knights Variation.} (7... Rb8 $11) 8. Be2 (8. Be3 $14 {might be stronger.}) 8... O-O 9. O-O d6 {The position is equal.} 10. c5 d5 {[#]} 11. Bg5 $146 ({Predecessor:} 11. exd5 Nxd5 12. Ne4 Rb8 13. Bf3 Re8 14. Re1 h6 15. h3 Be6 16. a3 Qh4 17. Qc2 {0-1 (39) Diaz Perez,M (2459)-Sviridov,V (2558) Chess.com INT 2020}) 11... h6 12. Bxe7 Qxe7 13. exd5 Qxc5 14. dxc6 Rb8 15. Rc1 {[%cal Ob2b3]} Be6 16. Na4 Qg5 {White must now prevent ...Rbd8.} 17. Rc5 (17. Bc4 $5 {[%cal Rc4e6]}) 17... Qe7 18. b3 Rfd8 19. Qe1 {[%cal Oe2g4]} Bd4 {This bishop pair is nice.} 20. Rb5 {[#]} (20. Rc1 $11) 20... Rxb5 $1 $17 21. Bxb5 Qg5 $36 {[%mdl 2048] Black has strong initiative.} 22. Bc4 Bxc4 {Black is more active.} 23. bxc4 Qf6 24. Qe2 Qxc6 25. Qc2 (25. Nb2 $17) 25... Qf6 $19 26. Rb1 Rd6 {Hoping for ...Re6.} 27. h3 (27. Re1 $142) 27... Ra6 28. Rb5 $2 {[#]} (28. c5) 28... Rxa4 $1 {[%mdl 512]} 29. Qxa4 (29. Rb1 Qa6) 29... Qxf2+ {Black mates.} 30. Kh2 Qf4+ 31. Kh1 Qf1+ 32. Kh2 Bg1+ {Weighted Error Value: White=0.79/Black=0.08 (flawless)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "4.1"]
[White "Noe, Christopher"]
[Black "Plat, Vojtech"]
[Result "1/2-1/2"]
[ECO "A50"]
[WhiteElo "2529"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,85,28,41,16,37,26,16,-5,1,10,20,-36,69,68,79,79,71,53,85,39,109,89,108,113,162,170,171,164,165,156,166,146,160,164,175,138,111,115,188,98,107,101,112,79,113,47,81,52,130,137,141,128,247,266,244,160,208,0,210,0,0,0,0,0,0,0]} 1. d4 g6 2. c4 Nf6 3. f3 c5 4. d5 d6 5. e4 Bg7 6. Nc3 O-O 7. Nge2 a6 8. a4 e6 9. Ng3 exd5 10. cxd5 Nbd7 11. Be2 h5 12. O-O {A65: Modern Benoni: 6 e4.} h4 13. Nh1 Nh5 14. Be3 {Prevents Bd4.} f5 {And now ...f4 would win.} 15. f4 Qe8 16. Nf2 {[#]} ({Better is} 16. Qe1 $1 $11) 16... Ndf6 $146 (16... fxe4 $15 17. Ncxe4 Ndf6 18. Nxf6+ Nxf6) ({Predecessor:} 16... Nhf6 17. Bf3 Nxe4 18. Nfxe4 fxe4 19. Nxe4 Nf6 20. Nxf6+ Bxf6 21. Re1 Qf7 22. Qd2 Bf5 {½-½ (40) Watzlawek,M (2097)-Syrov,A (2303) Neustadt an der Weinstrasse 2019}) 17. e5 $1 $14 dxe5 18. fxe5 (18. Bxc5 Nxf4 19. Bc4 Rf7 $15) 18... Qxe5 19. Bxc5 Re8 20. Bf3 (20. Nd3 $16 Qb8 21. a5) 20... Qc7 (20... Bf8 $14 21. Bxf8 Kxf8) 21. Nd3 $16 Bf8 22. Bxf8 Kxf8 (22... Rxf8 $16 23. a5 Qd6) 23. Qb3 $18 Qd6 24. Qc4 $1 {Prevents Nf4.} h3 25. gxh3 Bd7 26. Qd4 {Prevents Qb6.} Kg8 27. Kh1 Re7 28. Qc5 Qxc5 29. Nxc5 Rb8 (29... Re5 $16) 30. Rae1 ({White should play} 30. d6 $18 Rh7 31. b4 (31. Bxb7 Rxb7 32. Nxb7 Bc6+ 33. Kg1 Rxb7 $17)) 30... Rh7 31. Bg2 {[%cal Bf3g2,Bg2f1,Bf1c4,Bc4d5][%mdl 32]} Rc8 32. Nxb7 Rc4 33. Rf2 ({White should try} 33. Rd1 $1 $16) 33... Nf4 $1 $14 {Hoping for ...Nd3.} 34. Bf1 {Prevents Nd3.} Nxh3 35. Bxc4 $16 (35. Rg2 $6 Rc7 36. Nd8 (36. Bxa6 Nf4 $15) (36. Rxg6+ Kf7 $11) 36... Ng4 $11) 35... Nxf2+ 36. Kg1 N6g4 (36... Nh3+ $16 37. Kf1 Kf8) 37. d6+ (37. Bxa6 Nh3+ 38. Kf1 Nf4 $11) 37... Kh8 38. Re7 {Active counter play!} (38. Bxa6 Rxh2 39. Kf1 Nh3 $11) 38... Rxh2 (38... Nh3+ $16 {was necessary.} 39. Kg2 (39. Kf1 Rxe7 40. dxe7 Ne3+ 41. Ke2 Nxc4 $11) 39... Nf4+ 40. Kg3 g5 41. Rxh7+ Kxh7) 39. Bd5 $2 ({Don't play} 39. Rxd7 Nh3+ 40. Kf1 Ne3+ 41. Ke1 Nxc4) (39. Bxa6 $2 Rh1+ 40. Kg2 Bc6+ 41. Ne4 Rh2+ 42. Kf1 Nxe4 $19) (39. Nc5 $18 Bc6 40. Kf1 (40. Bd5 Bxd5 41. Nxd5 Nh3+ 42. Kf1 Rd2 $18)) 39... Nh3+ $11 40. Kf1 Nf4 $1 {aiming for ...Rf2+. The position is equal.} 41. Nc5 {Black must now prevent Ke1.} (41. Rxd7 $2 {gets mated.} Rf2+ 42. Kg1 Nh3+ 43. Kh1 Rh2#) 41... Nxd5 42. Nxd5 {Strongly threatening Ke1.} Rd2 $1 43. Rxd7 {Weighted Error Value: White=0.22 (precise) /Black=0.21 (precise)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "4.2"]
[White "Nemec, Jachym"]
[Black "Lim, Zhuo Ren"]
[Result "0-1"]
[ECO "E54"]
[WhiteElo "2402"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,92,-2,0,0,0,0,0,0,0,0,0,0,0,0,-9,-143,-89,-81,-98,-87,-46,-110,-95,-105,-102,-212,-66,-68,-50,-192,-93,-168,-150,-218,-75,-361,-352,-315,-336,-456,-472,-464,-467,-461,-472,-474,-486,-592,-598,-491,-551,-470,0,-404,-182,-637,-578,-710,-711,-577,-553,-1020,-991,-954,-926,-1009,-1040,-1001,-928,-1065,-987]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O Nc6 9. a3 Ba5 10. Qd3 a6 11. Rd1 b5 12. Ba2 c4 13. Qe2 {E56: Nimzo-Indian: Rubinstein: Main Line: 7...Nc6.} Qe8 14. e4 e5 {next ...Bg4 is good for Black.} 15. d5 {The position is equal.} Nd4 16. Nxd4 exd4 17. Rxd4 Bb6 18. Be3 {Hoping for Rd2.} Ng4 $1 {[#]} 19. Rd2 $146 {[#]} (19. e5 $11) ({Predecessor:} 19. e5 Qxe5 20. Rxg4 Bxg4 21. Qxg4 Bxe3 22. fxe3 Qxe3+ 23. Kf1 Rae8 24. Rd1 Re6 25. dxe6 fxe6+ 26. Qf3 Rxf3+ 27. gxf3 Qxf3+ 28. Kg1 Qg4+ 29. Kf2 Qf4+ 30. Kg2 Qg4+ {½-½ (30) Knaak,R (2495)-Lechtynsky,J (2455) Halle/Saale 1981}) 19... Bxe3 (19... Qe5 $142 $1 {[%cal Re5h2]} 20. g3 Nxe3 21. fxe3 f5) 20. fxe3 $17 Qe5 21. g3 Qg5 $40 {[%mdl 128] White needs to defend precisely.} (21... Qd6 $17) 22. Nd1 ({Better is} 22. Rf1 $1 $15) 22... h5 {Black is more active.} 23. Nf2 Ne5 24. b3 {[#]} (24. Kh1 $17) 24... Bg4 (24... c3 $1 $19 {[%cal Rc3d2]} 25. Rc2 a5 26. Rxc3 b4 27. axb4 h4) 25. Nxg4 $15 hxg4 26. Rdd1 (26. bxc4 $15 Nf3+ 27. Kh1) 26... c3 (26... Nf3+ $19 {is more deadly.} 27. Kg2 (27. Kh1 Rae8 $17) 27... c3) 27. b4 (27. Rac1 $17) 27... Nf3+ {[%mdl 1024] Black has strong compensation.} 28. Kh1 {[#]} (28. Kg2 $17 {was worth a try.}) 28... Qe5 (28... Rfd8 $1 $19 {[%cal Rd8d6] And now ...Rd6 would win.} 29. Rac1 Rd6) 29. Bb1 $2 {[%mdl 8192]} (29. d6 $17 {only move.}) 29... Rfd8 $19 30. Bc2 Rd6 31. Rg1 {[#]} Nxh2 {[%mdl 512]} 32. Qxh2 ({Avoid the trap} 32. Kxh2 $2 Qh5+ 33. Kg2 Qh3+ 34. Kf2 Qh2+ 35. Ke1 Qxg1+ 36. Qf1 Qxe3+ 37. Qe2 Qxg3+ 38. Qf2 Qh3) 32... Rh6 33. Qxh6 gxh6 34. Raf1 Qg5 35. Rf4 a5 36. bxa5 Rxa5 {White must now prevent ...Qh5+.} 37. d6 Qg6 $2 (37... Rxa3 $19 {( -> ...Qh5+)} 38. Rd1 Qh5+ 39. Kg1 Ra8) 38. Rd1 $2 {[%mdl 8192]} (38. d7 $1 $11 {and White stays safe.} Ra8 39. Bb3) 38... Ra8 (38... Qh5+ $142 39. Kg1 Ra8) 39. d7 $2 (39. Kg2) 39... Rd8 {...Qh5+ is the strong threat. Black is clearly winning.} 40. Bb3 Qh5+ 41. Kg1 Qh3 42. Rxf7 Qxg3+ 43. Kf1 Kh8 44. Ke2 Qg2+ 45. Rf2 Qxe4 {Strongly threatening ...c2.} 46. Rd6 c2 {Weighted Error Value: White=1.10/Black=0.33} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "4.3"]
[White "Mirzoev, Azer"]
[Black "Gungl, Theo"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2420"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,68,9,0,2,7,8,8,13,9,18,11,7,10,19,12,47,32,43,22,16,14,15,14,22,8,8,7,10,0,0,0,0,0,9,0,0,0,0,0,0,0,0,-24,0,-5,0,-5,-5,-33,-33,-33,-33,-33,-33,-33,-33,-33,-33,-63,-48]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bg4 6. Nbd2 Nbd7 {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} 7. g3 e6 8. Bg2 Be7 {The position is equal.} 9. O-O {[%cal Bh1f1,Bf1c1,Bc1c4][%mdl 32]} Bh5 10. Qb3 Qb6 11. Nc4 Qa6 12. Bd2 O-O 13. Rfc1 {[#]} Nb6 $146 ({Predecessor:} 13... Rfd8 14. a4 Nb6 15. Nce5 Nbd7 16. Nc4 Nb6 17. Nce5 Nbd7 18. Nc4 {½-½ (18) Raznikov,D (2465)-Agrest,E (2614) Eilat 2012}) 14. e3 (14. Na5 {feels hotter.} Qxe2 15. Re1 Qb5 16. Qxb5 cxb5 17. Ne5) 14... Nxc4 15. Qxc4 Qxc4 16. Rxc4 Rfd8 17. Ne5 Nd7 {[%cal Bf6d7,Bd7e5,Be5c4,Bc4d2,Bd2f3][%mdl 32] [#] Strongly threatening ...Nxe5.} 18. Ba5 {[%cal Bd2a5,Ba5d8,Bd8e7,Be7d6,Bd6c7][%mdl 32]} Nxe5 19. Bxd8 Nxc4 20. Bxe7 a5 21. Rc1 Nd2 22. h4 f5 23. Bd6 h6 24. Bc7 a4 25. Rc5 Nf3+ 26. Kh1 Ne1 27. a3 Be2 28. Kg1 Nf3+ 29. Kh1 (29. Bxf3 $5 Bxf3 30. Be5 $11) 29... g5 {Black is slightly better.} 30. Ra5 Rxa5 31. Bxa5 gxh4 32. Bxf3 Bxf3+ 33. Kh2 hxg3+ 34. fxg3 Kf7 {Weighted Error Value: White=0.07 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "4.4"]
[White "Stalmach, Richard"]
[Black "Czerw, Dawid"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2301"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,0,51,48,42,40,58,31,46,6,11,14,13,-11,0,0,0,-42,-43,0,0,-109,-26,-37,0,0,0,-18,31,-14,-22,-70,197,194,217,217,411,389,372,-129,-136,-229,230,-515,-490,-516,0,0,0,0,0,-3,-40,-242,0,-23,-31,-19,-43,-56,-38,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 {[%cal Be2e4,Be4e5][%mdl 32]} b5 (5... Bb4 $11) 6. e5 $14 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Nd5 7. Nxb5 Nb6 8. Be3 {White is slightly better.} Nc6 9. Rc1 Bb4+ 10. Nc3 {[#]} O-O $146 ({Predecessor:} 10... Bb7 11. a3 Be7 12. Be2 O-O 13. O-O Na5 14. Nd2 Qd7 15. Bf3 Bd5 16. Bxd5 exd5 {1-0 (36) Ponkratov,P (2625)-Goltseva,E (2306) Chess.com INT 2020}) 11. h4 Bb7 12. h5 h6 13. a3 (13. Rh3 $11 {is more appropriate.}) 13... Ba5 $15 14. Rh3 (14. Nh4 $15) 14... Ne7 $1 $11 15. g4 {Inhibits Nf5.} (15. Nh4 $11) 15... Ned5 (15... Rb8 $17 {White must now prevent ...Bxf3.} 16. g5 Nf5 17. gxh6 gxh6) 16. Bd2 Nxc3 (16... f6 $5 {[%cal Rf6e5]}) 17. bxc3 f6 {Inhibits g5.} 18. Be2 Bd5 (18... Be4 $11) 19. Rg3 (19. exf6 $14 Qxf6 20. Qc2) 19... Nd7 20. Qc2 (20. Qa4 $11 c5 21. Bxc4) 20... fxe5 $2 {[%mdl 8192]} (20... c5 $1 $15 {stays ahead.}) 21. g5 $1 $18 {[%cal Bg4g5,Bg5h6][%mdl 32]} exd4 {Strongly threatening ...d3.} 22. gxh6 d3 $2 {[#]} (22... Rf7) 23. Bxd3 $1 {[%mdl 512]} cxd3 (23... Rxf3 $2 24. Bh7+ Kf7 25. Rxf3+ Nf6 26. Bg5 $1 $18 {[%mdl 512]}) 24. Qxd3 (24. Rxg7+ $18 Kh8 25. Qxd3) 24... Rf7 $1 $17 {aiming for ...Bb6.} (24... Rxf3 25. Rxg7+ Kf8 26. Qh7 Ke8 27. Qg6+ Kf8 28. h7) 25. Bg5 {[#]} (25. Rxg7+ $2 Rxg7 26. hxg7 Nc5 $19) (25. Qg6 $17 {might work better.} Qf6 26. Qxf6 Nxf6 27. Ne5 Nxh5 28. h7+ Kxh7 29. Nxf7 Nxg3 30. fxg3) 25... Nc5 $4 {[%mdl 8192]} 26. Qe3 {[%mdl 8192]} (26. Qg6 $1 $18 Qf8 27. Ne5) 26... Qd6 $19 27. Ne5 {[#]} Rf5 (27... Nd3+ $1 $19 {[%mdl 512]} 28. Qxd3 (28. Nxd3 $2 Bb6 $19) 28... Qxe5+ 29. Be3 Bb6) 28. Bf4 $11 Rxe5 $1 29. Bxe5 {Chess con chili.} ({Don't go for} 29. Rxg7+ $2 Kh8 30. Bxe5 {[#]} Qxe5 $3 {[%mdl 512]} 31. Qxe5 (31. Rh7+ $2 Kxh7 32. Qxe5 Nd3+ 33. Ke2 Nxe5 $19) 31... Nd3+ 32. Ke2 Nxe5 $19) 29... Nd3+ $1 30. Qxd3 Qxe5+ 31. Kf1 $2 (31. Qe3 $1 $15 Qxe3+ 32. fxe3) 31... Qe4 $2 (31... Qxh5 $19 32. Qg6 (32. Rxg7+ $2 Kf8 $19) 32... Qxg6 33. Rxg6 Kh7 34. Rxg7+ Kxh6) 32. Rxg7+ Kh8 $1 33. Qxe4 Bxe4 34. Re7 Bf5 {[%mdl 1024] Black has compensation.} 35. Ke2 Rf8 (35... Rd8 $15 {should be considered.}) 36. f3 {The position is equal.} Bb6 37. c4 Bc5 38. Rxc7 Bxa3 39. Ra1 Bb2 {This bishop pair is nice.} 40. Raxa7 {Threatens to win with Rd7.} Bd4 $1 41. Ra2 Rg8 {( -> ...Rg2+)} 42. Rd2 Rg2+ 43. Kd1 Rg1+ 44. Ke2 Rg2+ 45. Kd1 Rg1+ {Weighted Error Value: White=0.49/Black=0.53} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "4.5"]
[White "Baenziger, Fabian"]
[Black "Simacek, Pavel"]
[Result "1/2-1/2"]
[ECO "E54"]
[WhiteElo "2409"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,94,0,0,22,28,109,106,86,72,65,64,71,27,34,22,45,34,33,32,31,33,39,39,28,16,13,15,46,15,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O cxd4 9. exd4 b6 10. Bg5 Bb7 11. Re1 Nc6 12. a3 Be7 13. Qd3 Nd5 {E57: Nimzo-Indian: Rubinstein: Main Line: 7...Nc6 8 a3 dxc4 9 Bxc4 cxd4.} 14. Bxd5 Bxg5 (14... exd5 $11 {remains equal.} 15. Bxe7 Nxe7) 15. Be4 $16 {White is more active.} h6 {White is better.} 16. Rad1 {d5 is the strong threat.} Bf6 17. d5 {[#]} (17. Qb1 {is interesting.} Na5 18. d5 Bxc3 19. dxe6 Qf6 20. exf7+ Qxf7 21. bxc3 Bxe4 22. Rxe4 Rae8 23. Rxe8 Rxe8 24. Qb5) 17... Na5 $146 ({Predecessor:} 17... exd5 18. Nxd5 Qd6 19. Nxf6+ Qxf6 20. Qd7 Rab8 21. Rd6 Rfd8 22. Rxf6 Rxd7 23. Bxc6 Rd3 24. Bxb7 gxf6 {1-0 (31) Kalod,R (2490)-Markos,J (2419) Czech Republic 2001}) 18. dxe6 ({White should play} 18. Qb1 $16 {Black must now prevent dxe6.} Bxc3 19. dxe6 (19. bxc3 exd5 20. Qc2 Nc4 $17)) 18... Qxd3 $11 19. exf7+ (19. Bxd3 {is interesting.} fxe6 20. Rxe6 Rad8 21. Re3 Bxf3 22. gxf3 Bd4 23. Re4) 19... Rxf7 20. Bxd3 Bxf3 21. gxf3 Bxc3 22. bxc3 {[#] Strongly threatening Be4.} Rc8 23. Be4 {aiming for Bd5.} Kf8 24. Rd4 Re7 25. Red1 Nb3 ({Not} 25... Rxc3 26. Bg6 Re6 27. Rd8+ Ke7 28. R1d7+ Kf6 29. Be4 $16) 26. Rd6 (26. Rd5 $5 {[%cal Rd5f5]}) 26... Nc5 {The position is equal.} (26... Rxc3 $2 27. Bg6 Re8 28. Bxe8 Kxe8 29. Rd8+ Kf7 30. R8d7+ Kf6 31. Rxa7 $18) 27. Bg6 Re6 28. Rxe6 Nxe6 {[%mdl 4096] Endgame KRB-KRN} 29. Bf5 Rc6 30. Bxe6 Rxe6 {KR-KR} 31. Rd7 a5 32. Rb7 Rc6 33. c4 Rxc4 34. Rxb6 Rc3 {[%csl LRa3,LRf3]} 35. Kg2 Rxa3 36. Rb7 a4 37. Ra7 Ra1 38. h4 a3 39. h5 Kg8 40. Kh2 Kh7 41. Kg2 Ra2 42. Ra8 g5 43. Ra7+ Kg8 44. Ra6 Kg7 45. Ra7+ Kg8 46. Ra6 Kg7 47. Ra7+ Kg8 {Weighted Error Value: White=0.04 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "5.1"]
[White "Simacek, Pavel"]
[Black "Noe, Christopher"]
[Result "1/2-1/2"]
[ECO "E38"]
[WhiteElo "2448"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,34,0,0,0,0,0,0,0,9,0,1,0,0,0,0,0,0,0,0,0,0,0,12,0,15]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 c5 5. Nf3 cxd4 6. Nxd4 Nc6 {The position is equal.} 7. Nxc6 {E38: Nimzo-Indian: Classical: 4...c5.} dxc6 8. a3 Be7 9. e3 {[#]} e5 $146 ({Predecessor:} 9... O-O 10. Bd3 Qc7 11. b3 e5 12. Bb2 Be6 13. O-O Rad8 14. Rad1 Rd7 15. Bf5 Bxf5 16. Qxf5 {1-0 (41) Seret,J (2455)-Andruet,G (2390) Montpellier 1985}) 10. Be2 O-O 11. O-O Be6 12. b3 Qc8 13. Bb2 Bf5 14. e4 Be6 15. b4 Qc7 16. Rfd1 Rfd8 17. c5 Rxd1+ {Not much happened in this game.  Weighted Error Value: White=0.02 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "5.2"]
[White "Czerw, Dawid"]
[Black "Baenziger, Fabian"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2396"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,58,16,1,0,20,25,21,25,26,31,34,13,22,16,21,0,0,0,0,0,0,0,33,30,30,30,30,35,37,37,34,38,46,33,45,45,45,56,45,43,113,112,120,116,116,120,119,53,54,53,57]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Ne5 Bf5 6. cxd5 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} cxd5 7. Nc3 {[%cal Oe2e4]} Nc6 8. f3 {[%cal Oe2e4] The position is equal.} g6 9. Bg2 Bg7 10. O-O O-O 11. Nxc6 bxc6 12. Be3 Nd7 {[%cal Bf6d7,Bd7e5,Be5f3][%mdl 32] [#]} 13. Rc1 $146 ({Predecessor:} 13. g4 Be6 14. Qd2 Nb6 15. b3 c5 16. Rad1 c4 17. Bh6 Bxh6 18. Qxh6 Qd6 19. Rb1 {½-½ (47) Giri,A (2762)-Solak,D (2626) Heraklion 2017}) 13... e5 {[%cal Oc6c5]} 14. Na4 {Inhibits c5.} Qf6 {[%cal Re5d4]} 15. dxe5 Nxe5 (15... Qxe5 {feels hotter.} 16. Bf4 Qf6 17. e4 Be6 18. b3 Rfd8) 16. b3 d4 17. Bxd4 {Black must now prevent e3.} Nxf3+ $1 18. Bxf3 Qxd4+ 19. Qxd4 Bxd4+ {This bishop pair is nice.} 20. Kg2 Rae8 21. Rxc6 Be4 22. Rc4 Bxf3+ 23. Kxf3 Re3+ $1 24. Kf4 g5+ (24... Re5 $14) 25. Kxg5 $16 Bg7 26. Rfc1 Rxe2 {[#]} 27. R1c2 Rfe8 {[#]} 28. Kg4 ({White should play} 28. Nc5 $1 $16) 28... R8e4+ $14 29. Kh3 $1 Bf6 {Weighted Error Value: White=0.05 (flawless) /Black=0.07 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "5.3"]
[White "Gungl, Theo"]
[Black "Stalmach, Richard"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2368"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,71,9,20,16,9,8,29,-37,-46,-57,-25,-27,-11,-13,-13,-16,0,0,0,0,72,0,0,0,0,0,0,0,0,0,0,0,0,-23,148,135,616,597,755,745,714,711,721,804,806,793,807,720,720,720,801,822,5297,4802,29990,29991]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. Nf3 O-O 5. g3 d6 6. Bg2 Nc6 7. O-O a6 8. h3 Rb8 9. a4 e5 10. d5 $1 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} Na5 11. Nd2 {b4 is the strong threat.} c5 12. dxc6 ({Better is} 12. e4 $11) 12... bxc6 $15 13. Rb1 Be6 {[#]} (13... Bf5 $5 {[%cal Rf5b1]} 14. e4 Be6 $15) 14. b4 $146 ({Predecessor:} 14. b3 d5 15. cxd5 Nxd5 16. Nxd5 cxd5 17. Ba3 Re8 18. b4 Nc6 19. e3 Qd7 20. Kh2 {0-1 (35) Lahud,T (1949)-Reis,C (1912) Brazil 2003}) 14... Nxc4 15. Nxc4 Bxc4 16. Bxc6 d5 17. Bg5 {[%cal Oc6d5]} Qd6 {[%csl LRb4,LRc6]} 18. b5 Rfd8 {[#]} (18... Rbd8 $11) 19. Qc2 (19. Bxd5 $1 $16 Bxd5 20. Nxd5 Qxd5 21. Qxd5 Rxd5 22. bxa6) 19... Qe6 20. Rfd1 axb5 (20... Qxh3 $2 21. Bxf6 Bxf6 22. Nxd5 Bxd5 23. Bxd5 axb5 24. axb5 $18) 21. axb5 Rdc8 (21... Qxh3 $2 22. Bxf6 Bxf6 23. Nxd5 Bxd5 24. Bxd5 $18) 22. Qa4 d4 (22... Qxh3 $2 23. Bxf6 Bxf6 24. Nxd5 Bxd5 25. Bxd5 $18) 23. Bxf6 Bxf6 24. Ne4 Bxe2 {This bishop pair is nice.} 25. Re1 {[%cal Oc6d7] [#] aiming for Bd7!} (25. Bd7 $5 {[%cal Rd7e6]} Bxd1 26. Rxd1 $11) 25... Be7 $2 26. Qa7 $1 $16 {White is more active.} ({Not} 26. Rxe2 Rxc6 $1 {[%mdl 512]} 27. bxc6 Rxb1+ 28. Kh2 Kg7 $17) 26... d3 {[%mdl 8192] A mistake that costs the game.} (26... Bd3 $16) 27. Bd7 $18 Qd5 28. Bxc8 {[%mdl 64] Discovered Attack} Rxc8 {[#]} 29. b6 $1 {And now b7 would win.} Qd8 (29... Kg7 30. b7) 30. b7 Rb8 31. Rec1 {[%cal Oa7b8,Be1c1,Bc1c8,Bc8c7][%mdl 32] Threatening mate with Qxb8!} Kg7 {[#]} 32. Qxb8 $3 {[%mdl 512]} Qxb8 33. Rc8 Qa7 34. b8=Q Qd4 35. Qb7 Ba3 36. Rc7 {Weighted Error Value: White=0.11 (very precise) /Black=1.08} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "5.4"]
[White "Lim, Zhuo Ren"]
[Black "Mirzoev, Azer"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2311"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,94,26,33,37,27,25,0,0,0,11,0,16,17,4,-3,-3,-3,0,0,0,0,0,0,0,0,0,-2,-10,-12,-7,-22,-9,-10,-10,-12,-23,-52,-45,-49,-49,-118,-118,-115,-112,-112,-115,-118,-117,-110,-114,-130,-130,-129,-131,-121,-127,-127,-120,-120,-84,-87,-101,-164,-62,-253,-253,-371,-364,-344,-329,-560,-531,-716,-671,-648,-654,-694,-647]} 1. Nf3 d5 2. g3 c6 3. c4 Nf6 4. Bg2 g6 5. b3 Bg7 6. Bb2 O-O 7. O-O Nbd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32]} 8. d4 Ne4 9. Nc3 {9.e3 is becoming the main line.} Nxc3 10. Bxc3 Nf6 {D78: Fianchetto Grünfeld: 6 0-0 c6.} 11. Rc1 Ne4 12. cxd5 cxd5 {The position is equal.} 13. e3 {[#]} Bf5 $146 ({Predecessor:} 13... Bg4 14. Qd3 Bxf3 15. Bxf3 Nxc3 16. Rxc3 e6 17. Rfc1 Qb6 18. Rc5 a6 19. Kg2 Rfd8 20. a4 Bf8 21. R5c2 {½-½ (21) Cvorovic,D (2437)-Rogulj,B (2386) Sibenik 2007}) 14. Qe2 Qd6 15. Bb2 {[%cal Bc3b2,Bb2a3,Ba3b4][%mdl 32]} Rfc8 16. Nd2 Nxd2 17. Qxd2 h5 18. Qa5 {Hoping for Ba3.} e6 19. Ba3 Qb6 20. Qd2 Qa6 21. Bb4 Qd3 22. Qxd3 Bxd3 23. Rfd1 {[#] Black must now prevent Rxc8+.} Bc2 24. Re1 b6 25. Bf1 {Ba6 is the strong threat.} a5 26. Bd6 Rc3 27. Ba3 Bf8 $1 {[%cal Bg7f8,Bf8b4,Bb4c3][%mdl 32]} 28. Bb2 Rcc8 29. Re2 ({White should try} 29. f3 $1 $15) 29... Be4 $17 30. Ree1 Bb4 $36 {[%mdl 2048] Black is really pushing.} 31. Rxc8+ Rxc8 32. Rc1 Rxc1 {Black is more active.} 33. Bxc1 {[%mdl 4096] Endgame KBB-KBB} Bb1 34. a3 {[#]} Bc3 35. Bb5 Bc2 36. Ba4 g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 37. f3 g4 38. Kf2 Bd1 39. f4 Kf8 40. Kg2 (40. Kf1 $17) 40... Ke7 (40... Be2 $19 {And now ...b5 would win.} 41. Kf2 Bd3) 41. f5 $2 {Now White is beyond hope.} (41. Kf2 $15) 41... exf5 $19 {[%cal Of5f4]} 42. Kf2 (42. Kf1 $142) 42... Ke6 43. Kf1 f4 44. gxf4 $2 (44. exf4 Bxd4 45. Ke1) 44... h4 {[%cal Bh5h4,Bh4h3][%mdl 32] Black is clearly winning.} 45. Kf2 h3 {[%cal Oc3e1] aiming for ...Be1+!} 46. Bb5 f5 47. Ba6 Bxb3 {Weighted Error Value: White=0.30/Black=0.06 (flawless)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.18"]
[Round "5.5"]
[White "Plat, Vojtech"]
[Black "Nemec, Jachym"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2546"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,-30,-28,-23,-27,-44,-22,-11,2,0,0,0,16,14,14,0,0,-7,23,22,31,18,79,74,85,61,81,73,76,81,89,94,78,68,63,67,73,12,17,24,36,55,689,664,666,654,1500,1314]} 1. b4 Nf6 2. Bb2 g6 3. e4 d6 4. c4 Bg7 5. Nf3 O-O 6. d3 {A00: Irregular Openings.} e5 7. Be2 Nbd7 8. O-O {[#] The position is equal.} b6 $146 ({Predecessor:} 8... c5 9. b5 b6 10. Nc3 Bb7 11. a4 Ne8 12. Nd5 f5 13. exf5 gxf5 14. Qd2 f4 {0-1 (30) Martinez Munoz,J (1654)-Mascaro Pastor,M (1579) ICCF email 2015}) 9. Nc3 Bb7 10. Ne1 Re8 11. Nc2 Nf8 12. b5 Ne6 13. a4 a5 14. g3 Nd7 15. Nd5 f5 (15... Ndc5 $11) 16. exf5 $16 gxf5 {[#]} 17. Nce3 $1 f4 18. Nf5 Rf8 19. Bg4 {Strongly threatening Nfe7+. White is much more active.} Ndc5 20. Nxg7 Nxg7 21. d4 Bxd5 22. cxd5 exd4 23. Qxd4 (23. Bxd4 $16 {Ra3 is the strong threat.} Qg5 24. Ra3) 23... Qg5 $11 24. Be6+ Ncxe6 25. dxe6 {aiming for Rac1.} Nxe6 $2 {[%mdl 8192] [#]} (25... Rae8 $14) 26. Qh8+ $18 {White is clearly winning.} Kf7 27. Qxh7+ Ng7 28. Rac1 {Weighted Error Value: White=0.02 (flawless) /Black=0.49} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.19"]
[Round "6.1"]
[White "Noe, Christopher"]
[Black "Nemec, Jachym"]
[Result "1-0"]
[ECO "D47"]
[WhiteElo "2529"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,85,20,28,0,145,153,158,158,150,146,168,155,158,141,160,150,162,159,162,163,180,177,179,179,187,183,171,157,184,177,183,173,177,166,181,178,194,185,233,191,255,255,255,260,259,253,266,270,279,282,299,315,308,314,364,378,428,428,413,0,380,364,459,452,449,415,755,564]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Be2 Bb7 9. O-O a6 10. e4 c5 11. d5 {D47: Semi-Slav: Meran System.} (11. e5 $5 {[%cal Re5f6]} Nd5 12. a4 $14) 11... e5 (11... exd5 $11 12. Nxd5 Nxd5 13. exd5 Bd6) 12. Qc2 $16 Bd6 13. a4 {White is clearly better.} b4 14. Nd1 {[%cal Bc3d1,Bd1e3,Be3c4][%mdl 32]} a5 15. Ne3 {Hoping for Nf5.} O-O {[#]} 16. Bb5 $146 ({Predecessor:} 16. Nc4 Qc7 17. Bg5 Ne8 18. Nxd6 Nxd6 19. Be7 Rfc8 20. Bxd6 Qxd6 21. Nd2 Nb6 22. b3 {½-½ (51) Simonson,A-Evans,L New York 1951}) 16... Qc7 17. Nc4 Ba6 18. Bxa6 Rxa6 19. Be3 Rc8 20. Rac1 Ne8 21. Qe2 Raa8 22. Rc2 Bf8 23. Rfc1 g6 24. Nfd2 Nd6 25. Nxd6 Bxd6 26. Nc4 Bf8 27. Qd3 Rab8 28. b3 Bd6 (28... Re8 $142 29. h4 h5) 29. h3 {[%cal Bh2h3,Bh3h4,Bh4h5][%mdl 32]} f6 (29... Bf8 $142 30. f3 Ra8) 30. Qd1 $18 Bf8 31. Qg4 Ra8 32. Qe6+ Kg7 33. h4 Re8 34. Qh3 Ra6 35. h5 Kg8 36. g3 g5 37. Qf5 Raa8 38. Nb2 Rac8 39. Nc4 Ra8 $1 40. Kh1 Bh6 41. Nb2 Bf8 42. Nd3 Rac8 (42... Qc8 $142 43. f3 Ra7) 43. Bxc5 {White took control after the opening.  Weighted Error Value: White=0.15 (very precise) /Black=0.24 (precise)} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.19"]
[Round "6.2"]
[White "Mirzoev, Azer"]
[Black "Plat, Vojtech"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2420"]
[BlackElo "2546"]
[Annotator "ChessBase"]
[PlyCount "16"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:03:32]} g6 {[%emt 0:02:39]} 2. Nf3 {[%emt 0:00:08]} Bg7 {[%emt 0:00:04]} 3. e4 {[%emt 0:00:14]} d6 {[%emt 0:00:13]} 4. c3 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 5. Bd3 {[%emt 0:00:15]} O-O {[%emt 0:00:06]} 6. O-O {[%emt 0:00:07]} c6 {[%emt 0:00:09]} 7. Re1 {[%emt 0:00:32]} a5 {[%emt 0:00:27]} 8. a4 {[%emt 0:00:50]} Na6 {[%emt 0:00:06]} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.19"]
[Round "6.3"]
[White "Stalmach, Richard"]
[Black "Lim, Zhuo Ren"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2301"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,-49,0,0,37,26,27,0,0,0,62,58,63,62,131,149,256,246,214,55,92,18,155,112,168,91,329,322,487,487,596,600,595,563,457,506,932,923,901,879,1544,1483,2139,2156,1776,1577,1447,1419,5908,5908,12838,12838,29982,29983,29983,29984,29984,29985,29987,29988,29988,29989]} 1. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 O-O 6. e4 b5 7. Nge2 d6 (7... bxc4 $15 8. Kf2 d6) 8. Nf4 {E20: Nimzo-Indian: 4 g3 and 4 f3.} (8. cxb5 exd5 9. exd5 Nbd7 $15) 8... e5 9. Nfe2 Nh5 10. h4 {White has an edge.} (10. g4 {feels hotter.} Qh4+ 11. Kd2 Nf6 12. Qe1 Qxe1+ 13. Kxe1 bxc4 14. Ng3) 10... bxc4 11. g4 {[%cal Bg2g4,Bg4g5][%mdl 32] Prevents f5.} Nf4 (11... Qf6 $1 $11 12. gxh5 Qxf3) 12. Nxf4 $14 exf4 13. Bxf4 {[#]} Qf6 $146 ({Better is} 13... Qe7 $14) ({Predecessor:} 13... Nd7 14. Bxd6 Re8 15. Bg3 Nf6 16. Bg2 Nxd5 17. Qd2 Bb7 18. O-O-O Nxc3 19. bxc3 Ba3+ {0-1 (31) Indjic,A (2607)-Yilmaz,M (2630) Lichess.org INT 2021}) 14. Qd2 $16 Ba6 (14... Nd7 $16) 15. g5 $18 Qe7 16. a3 $2 ({White should try} 16. Qh2 $18) 16... Ba5 17. h5 {White is more active.} (17. O-O-O $16) 17... f5 (17... Nd7 $11 {keeps the balance.}) 18. O-O-O (18. Qh2 $142) 18... fxe4 (18... Bxc3 $16 19. bxc3 Nd7) 19. Re1 (19. h6 $18) 19... Rxf4 $2 {This costs Black the game.} 20. Qxf4 Nd7 (20... Bxc3 {was called for.} 21. bxc3 Nd7) 21. Rxe4 Ne5 22. Qe3 Bxc3 23. Qxc3 {[#] f4 is the strong threat.} ({Less strong is} 23. bxc3 Rb8 $14) 23... Qxg5+ 24. f4 Qh6 (24... Qf5 $142) 25. Qe3 Nd7 26. Re7 Nf8 27. Rg1 g6 28. Bh3 {Be6+ would kill now.} Bc8 29. Re8 {[%cal Be7e8,Be8a8,Ba8a7][%mdl 32]} Bxh3 30. Rxa8 {Black must now prevent Rg5.} Bf5 31. Rxa7 {Hoping for Rg5.} c3 32. bxc3 {White threatens Rg5 and mate.} Bd7 33. hxg6 {White mates.} hxg6 {[#]} 34. Rxd7 $1 Nxd7 35. Qe6+ Kh8 36. Qxd7 Qxf4+ 37. Kb1 {Weighted Error Value: White=0.29 (precise) /Black=0.90} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.19"]
[Round "6.4"]
[White "Baenziger, Fabian"]
[Black "Gungl, Theo"]
[Result "1/2-1/2"]
[ECO "D43"]
[WhiteElo "2409"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,51,23,24,18,33,36,32,22,32,28,21,18,34,8,23,13,13,18,18,23,32,5,4,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Qd3 Nbd7 6. g3 b6 7. Bg2 Bb7 8. O-O Be7 9. Rd1 O-O 10. b3 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} c5 11. cxd5 Nxd5 12. Nxd5 {White is slightly better.} Bxd5 13. e4 Bb7 14. Bb2 cxd4 15. Qxd4 {[%csl Gb2][%cal Rd4g7] [#]} Nf6 $1 16. Qe3 Qe8 17. Ne5 Rd8 {[#]} 18. Bd4 $146 ({Predecessor:} 18. Qf4 Qb5 19. Nc4 Qc6 20. Rdc1 Qe8 21. Bxf6 Bxf6 22. e5 Bxg2 23. exf6 {1-0 (23) Norri,J (2327)-Laine,P (2204) Helsinki 2011}) 18... Nd7 19. Nxd7 Qxd7 {The position is equal.} 20. Bf3 {[%cal Od4b6] [#] Strongly threatening Bxb6!} Qc7 21. Rac1 Qb8 22. Qc3 Rc8 23. Qb2 Rxc1 24. Rxc1 f6 25. Qe2 Rc8 26. Rxc8+ {Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.19"]
[Round "6.5"]
[White "Simacek, Pavel"]
[Black "Czerw, Dawid"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "2448"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "207"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,207,0,-2,-3,8,0,30,0,-12,-12,-9,-8,-10,-31,0,-110,-110,-147,-122,-106,-26,-43,-31,-41,-39,-42,-50,-120,-116,-156,-172,-172,-162,-156,-96,-291,-150,-349,-355,-336,-101,-177,-176,-174,-187,-179,-127,-145,-132,-132,-117,-143,-126,-163,-164,-168,-152,-170,-178,-221,-146,-166,-159,-236,-180,-237,-210,-249,-243,-268,-279,-357,-364,-374,-369,-361,-360,-356,-356,-342,-306,-379,-219,-345,-311,-336,-336,-329,-340,-321,-177,-164,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,-18,-57,-8,-31,-31,-31,-31,-37,-37,-48,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-36,-31,-63,-63,-64,-64,-71,-63,-72,-8,-8,0,0,0,-8,-8,-8]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c5 2. Nf3 Nf6 {[%cal Bg8f6,Bf6d5,Bd5b4,Bb4c2][%mdl 32]} 3. e5 Nd5 4. c3 Nc6 5. d4 cxd4 6. cxd4 d6 7. Bc4 dxe5 8. dxe5 Ndb4 9. Qxd8+ {B22: Sicilian: 2 c3.} Nxd8 10. Na3 {[%cal Bb1a3,Ba3b5,Bb5c7][%mdl 32] To avoid Nc2+} Ndc6 {[#]} 11. Nb5 $146 {White has an edge.} ({Predecessor:} 11. Bf4 Bg4 12. O-O-O e6 13. Nb5 Rc8 14. Nd6+ Bxd6 15. exd6 Nb8 16. Rd4 Bxf3 17. Kb1 {0-1 (26) Loutragotis,P (1952)-Georgakopoulos,N (2326) Pyrgos 2019}) 11... Nc2+ 12. Ke2 {[%cal Oh1d1] Rd1! is the strong threat.} Bg4 13. Nc7+ Kd8 14. Nxa8 Nxa1 15. e6 (15. Rd1+ $11 {keeps the balance.} Kc8 16. Bd3 (16. Bxf7 Nc2 $11)) 15... Nc2 $1 $17 (15... Nd4+ 16. Kd3 Nxf3 17. gxf3 Bf5+ 18. Ke2 $16) 16. Kd3 {To avoid N2d4} N2b4+ 17. Kc3 Bxe6 (17... g6 $1 $17 18. exf7 (18. Rd1+ Kc8 $17) 18... Bg7+ 19. Kb3 Na6) 18. Bxe6 $11 fxe6 19. Ng5 $1 Kd7 20. Kc4 Nd5 {Hoping for ...Ne5+.} (20... Nxa2 21. Rd1+ Kc8 22. Bd2 $14) 21. Re1 {Inhibits Ne5+.} (21. Rd1 $15) 21... Nd8 $1 $17 22. Be3 h6 $36 {[%mdl 2048] White is under strong pressure.} 23. Ne4 Nxe3+ 24. fxe3 Kc8 (24... g5 $142 {White must now prevent ...Bg7.} 25. Rc1 Bg7 26. Nc5+ Kc8) 25. Nc5 $2 {[#]} (25. b4 $17) 25... g5 ({Better is} 25... g6 $1 $19 {Strongly threatening ...Kb8.} 26. Rc1 Bg7) 26. Kb5 $2 (26. Kb3 $17) 26... Bg7 $19 27. Rc1 Nc6 $2 (27... Bxb2 $19 {is more deadly.} 28. Rc2 Ba3 29. Nxe6+ Kd7 30. Nxd8 Rxd8 31. Rc7+ Ke6) 28. Nc7 Bxb2 29. Rc2 Kxc7 30. Rxb2 {[%mdl 4096] Endgame KRN-KRN} Nd8 ({Black should play} 30... a6+ $19 31. Kc4 b5+ 32. Kc3 Ne5) 31. Rd2 a6+ {[%cal Ba7a6,Ba6a5][%mdl 32]} 32. Kc4 Kc6 33. a4 Rf8 34. Kb4 a5+ 35. Kc4 {[#]} Rf5 $1 36. Nb3 Rd5 37. Rb2 (37. Nd4+ $142 Kd7 38. Rb2) 37... Kc7 38. e4 Re5 39. Re2 (39. Kd3 $17) 39... g4 {[%cal Ob7b5]} 40. Nd4 (40. Rc2 {was worth a try.}) 40... Nf7 41. Nb5+ Kd7 42. Kd4 Rh5 43. g3 Ne5 44. Rc2 Nf3+ 45. Ke3 Rxh2 46. Rc7+ Ke8 47. Rxb7 h5 48. Ra7 Ne5 (48... Rh3 $142 49. Kf2 h4 50. gxh4 Nxh4) 49. Nd4 (49. Kf4 $142 Nd3+ 50. Ke3) 49... Kf7 50. Ra6 Nc4+ 51. Kd3 Nb2+ 52. Ke3 h4 ({Not} 52... Nxa4 53. Kf4 $17) (52... Rg2 $142 53. Ne2 e5) 53. gxh4 {[#]} Rxh4 $2 (53... e5 $1 $19 54. Nc6 Rh3+ 55. Kf2 Nd3+ 56. Kg1 g3 57. Rxa5 Kf6) 54. Nxe6 $11 Rh6 55. Ng5+ {[%mdl 64] Discovered Attack} Kg7 56. Ne6+ Kg8 57. Kf4 g3 58. Kxg3 Nxa4 59. Kf4 Kf7 60. Ng5+ {[%mdl 64] Discovered Attack} Kg7 61. Rxa5 Nb6 62. Ra7 Kf6 63. e5+ Kg6 64. Kg4 {To avoid Rh4+} Nd5 65. Ra6+ $1 Kg7 66. Ne6+ Kf7 67. Nd8+ Kg7 68. Ne6+ Kf7 69. Ng5+ Kg7 70. Ra5 Nc7 71. Ra7 Nd5 72. Rd7 Ne3+ 73. Kf4 Ng2+ 74. Ke4 Kg6 75. Ne6 Kf7 76. Ng5+ Kg6 77. Nf3 Kf7 78. Rd2 Rg6 $1 79. Nd4 Nh4 80. Rf2+ Ke8 81. Rf4 Ng2 82. Rf3 Rg4+ 83. Kd5 Nf4+ 84. Kc5 Kd7 85. Nf5 Ke6 {[%csl LRe5,LRf5]} 86. Ne3 Rh4 (86... Nd3+ $15 87. Kb5 Rb4+ 88. Ka5 Rf4) 87. Nc2 Kxe5 88. Re3+ Kf6 89. Nd4 Rh5+ 90. Kc6 e5 91. Nf3 Ng6 92. Kd6 Rf5 93. Nd2 Rf4 {Threatens to win with ...Rd4+.} 94. Ne4+ Kf5 95. Ng3+ Kg4 96. Ne2 Ra4 97. Kd5 Kf5 98. Kd6 Ra6+ 99. Kc5 Ra5+ 100. Kd6 e4 (100... Ra2 $17) 101. Nc3 {The position is equal.} Ra6+ 102. Kc5 Ra5+ 103. Kb4 Re5 104. Rxe4 {And White is the lucky defender.  Weighted Error Value: White=0.30/Black=0.28 (precise)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.20"]
[Round "7.1"]
[White "Czerw, Dawid"]
[Black "Noe, Christopher"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2396"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,65,4,18,9,0,0,-6,0,0,0,22,0,0,0,0,-5,-5,-91,-94,-96,-81,-145,-147,-139,-141,-205,-100,-102,-99,-104,-100,-103,-84,-186,-112,-109,-108,-112,-108,-125,-97,-92,-106,-87,-95,-215,-213,-227,-223,-242,-226,-818]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 Qb6 6. Bg2 Bc5 7. e3 Nc6 8. Nb3 Bb4+ 9. Bd2 {A32: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6.} Ne5 10. Qc2 d5 11. cxd5 {The position is equal.} Qa6 $1 12. Nc1 {[#] Inhibits Nd3+.} Bxd2+ $146 ({Predecessor:} 12... Nxd5 13. Nc3 O-O 14. Nxd5 Bxd2+ 15. Qxd2 exd5 16. Qe2 Qg6 17. O-O Bg4 18. f3 Bf5 19. Rd1 Rad8 20. Nb3 Bc2 {½-½ (20) Gudyev,M (2537)-Costa,C (2500) Brazil 1999}) 13. Nxd2 Nxd5 14. Bf1 Qb6 15. Ncb3 Bd7 {[%cal Od5e3] aiming for ...Nxe3!} 16. Qc5 (16. Be2 $11 {keeps the balance.}) 16... Qxc5 $1 $17 17. Nxc5 Bc6 $1 {Threatens to win with ...Nb4.} 18. e4 ({Better is} 18. Bg2) 18... Nb4 {And now ...Nc2+ would win.} 19. Ke2 O-O-O {Hoping for ...Bb5+.} 20. a3 {[#]} (20. f4 $17 Ned3 21. Nxd3 Rxd3 22. Nb3) 20... Bb5+ (20... Nbd3 $1 $19 {[%cal Rd3c5]} 21. f4 Nxc5 22. fxe5 Nxe4) 21. Kd1 {[#]} Nf3 $1 22. Ncb3 Ba4 {( -> ...Rxd2+). Really sharp! Black is much more active.} 23. Ke2 Rxd2+ (23... Nxd2 {is more complex.} 24. Nxd2 Nc2 25. Ra2 Kb8 26. b3 Bb5+) 24. Kxf3 (24. Nxd2 $17 {was the only chance.} Nd4+ 25. Ke3 Ndc2+ 26. Kf3 Nxa1 27. axb4) 24... Bxb3 (24... Rxb2 $19 25. Nc5 Nc2) 25. axb4 Kb8 26. Be2 Rhd8 ({Inferior is} 26... Rxb2 27. Rab1 Rxb1 28. Rxb1 $15) 27. Ke3 Rxb2 28. Rhb1 Rdd2 29. Rxb2 Rxb2 30. f4 {[#]} (30. b5 $17 {might work better.}) 30... Bc2 $1 $19 {Black is clearly better.} 31. b5 {[#]} Bxe4 $1 {[%mdl 512]} 32. Rd1 (32. h4 Bd5) 32... Bd5 33. Kd4 $2 {Weighted Error Value: White=0.24 (precise) /Black=0.10 (very precise)} (33. Ra1) 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.20"]
[Round "7.2"]
[White "Gungl, Theo"]
[Black "Simacek, Pavel"]
[Result "0-1"]
[ECO "D31"]
[WhiteElo "2368"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,80,0,0,0,0,0,30,0,12,57,23,73,14,37,0,0,0,0,-7,0,-5,0,0,0,0,125,126,125,125,127,126,126,111,143,110,97,-210,-212,-212,-205,-202,-195,-190,-120,-274,-235,-225,-223,-295,-302,-302,-256,-260,-258,-310,-305,-320,-232,-231,-151,-29994,-29995,-29995,-29996,-29996,-623]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Bb4+ 6. Bd2 Qxd4 7. Bxb4 Qxe4+ 8. Be2 Na6 9. Ba5 {[%csl Ga5][%cal Rd1d8]} b6 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} 10. Qd6 {[%cal Oe1c1]} Bd7 (10... Ne7 $2 11. O-O-O $1 O-O 12. Qxe7 $18) 11. Bc3 f6 {White has an edge.} 12. Nf3 {aiming for Rd1.} Ne7 (12... Rd8 $11) 13. O-O-O $14 {Strongly threatening Rhe1.} ({Of course not} 13. Rd1 Rd8 $15) 13... Qxe2 (13... Nc5 $11 14. Rhe1 a5) 14. Qxd7+ $16 Kf7 {[%cal Oh8d8]} 15. Qd4 {Inhibits Rhd8.} Rhd8 $1 16. Qg4 Kf8 17. Rde1 $40 {[%mdl 128] White is up to no good.} Qd3 {[#]} 18. Qxe6 $146 ({Predecessor:} 18. Nd4 Rxd4 19. Qxd4 Nb4 20. Qxd3 Nxd3+ 21. Kc2 Nxe1+ 22. Rxe1 e5 23. b4 Rd8 24. a4 {½-½ (48) Volkov,S (2623)-Frolyanov,D (2544) Moscow 2008}) 18... Qd7 19. Nd4 {[%cal Oe6e7]} c5 20. Nb5 Nc7 (20... Nc6 $11 {remains equal.}) 21. Nxc7 Qxc7 {[#]} 22. Bxf6 $1 {[%mdl 512]} Re8 {White must now prevent ...Qf4+.} 23. Be5 {Inhibits Qf4+.} Qc8 24. Qd6 {[%cal Oe5g7] Hoping for Bxg7+!} Qg4 25. Re3 Rad8 {[#]} 26. Bxg7+ $1 {[%mdl 8192]} Qxg7 $19 {Dancing on a razor blade.} 27. Qe6 {Intending Rf3+ and mate.} Qg5 (27... Qxg2 $2 28. Qf6+ Kg8 29. Rg3+ Qxg3 30. Qe6+ Kg7 31. hxg3 $18) 28. h4 Qf4 {[%cal Oe7d5] And now ...Nd5! would win.} (28... Qxg2 $2 29. Qf6+ Kg8 30. Rg3+ Qxg3 31. fxg3 $18) 29. g3 {[#]} Qd6 (29... Qf7 $1 $19 {...Nf5 is the strong threat.} 30. Qxf7+ Kxf7) 30. Qg4 $2 {Inhibits Nf5.} (30. Rf3+ $17 Kg7 31. Qf7+ Kh8 32. Re3) 30... Ng6 31. Rxe8+ Rxe8 ({And not} 31... Kxe8 32. Re1+ Kf7 33. Qe2) 32. h5 Ne5 33. Qf5+ Kg8 {Threatens to win with ...Nd3+.} 34. Rd1 Qe6 35. Qg5+ Kh8 36. b3 Nf7 {To avoid h6} 37. Qf4 Qe5 38. Qxf7 $2 (38. Qxe5+ $17 Nxe5 39. Rd5) 38... Qa1+ {Black mates.} 39. Kd2 {[#]} Qb2+ $1 40. Kd3 Qd4+ {Weighted Error Value: White=0.37/Black=0.26 (precise)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.20"]
[Round "7.3"]
[White "Lim, Zhuo Ren"]
[Black "Baenziger, Fabian"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2311"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,0,24,0,0,0,0,0,0,-18,0,-25,-10,-39,-37,-25,-17,-62,-34,-37,-41,-47,-48,-45,-39,-42,-60,-55,-36,-55,-43,-85,-79,-80,-42,-71,-59,-55,-6]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 Bg4 5. Ne5 Bf5 6. Bg2 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} e6 7. O-O Nbd7 8. Nxd7 {The position is equal.} Qxd7 ({Don't play} 8... Kxd7 9. Nc3 $14) 9. Nc3 Be7 10. Qb3 O-O 11. Bf4 Rac8 12. a4 {[#]} Bg6 $146 ({Predecessor:} 12... a5 13. Rad1 h6 14. Rfe1 Bb4 15. c5 b6 16. cxb6 Qb7 17. Rc1 Qxb6 18. e3 Qa7 {0-1 (39) Galliamova,A (2472)-Kraemer,M (2546) Barcelona 2014}) 13. Bh3 (13. a5 $1 $11) 13... Rfd8 14. c5 Nh5 {[%cal Ob7b6]} 15. Bd2 b6 16. cxb6 axb6 17. a5 ({Wrong is} 17. Qxb6 $2 Rb8 18. a5 Rxb6 $19) 17... bxa5 18. Rxa5 c5 19. Rfa1 Nf6 ({Reject} 19... cxd4 20. Nxd5 $1 Bc5 21. Bb4 $1 Bxb4 22. Qxb4 $11) 20. Ra7 {[#]} (20. Nb5 $15) 20... Qe8 $1 $17 21. Be3 Bf8 {White must now prevent ...Rb8.} 22. Rb7 cxd4 23. Bxd4 Rc4 {Weighted Error Value: White=0.14 (very precise) /Black=0.08 (flawless)} (23... Nd7 $15) 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.20"]
[Round "7.4"]
[White "Plat, Vojtech"]
[Black "Stalmach, Richard"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2546"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,161,16,20,26,16,4,0,0,0,5,-33,-29,-30,-29,-35,-24,-62,44,49,88,91,89,94,125,139,126,137,152,85,85,30,31,22,62,34,104,100,107,106,71,67,93,60,131,117,117,121,122,0,0,0,0,0,0,0,0,0,0,0,47,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,7,7,8,0,0,0,7,8,8,0,10,10,10,10,54,54,114,114,121,121,121,114,114,121,111,104,108,30,30,30,131,131,131,131,124,112,206,206,343,339,291,204,204,131,5688,536,29970,29971,29970,29972,29975,29972,29972,29973,29982,29983,29983,29984,29984,29985,29990,29983,29983,29984]} 1. d4 Nf6 2. Nf3 d5 3. e3 c6 4. c4 e6 5. Nbd2 Nbd7 6. Bd3 Bd6 7. O-O O-O 8. e4 e5 9. exd5 cxd5 10. cxd5 exd4 11. Ne4 Nxe4 12. Bxe4 Nf6 13. Bg5 Be7 {D30: Queen's Gambit Declined: Systems without Nc3.} 14. Bxf6 Bxf6 15. Qd3 g6 {The position is equal.} 16. Nxd4 Qb6 {[#]} 17. Nb5 $146 {[%cal Bd4b5,Bb5a3,Ba3c4][%mdl 32]} ({Predecessor:} 17. Rfd1 Qxb2 18. Rab1 Qxd4 19. Qxd4 Bxd4 20. Rxd4 Rd8 21. f3 Kf8 22. d6 Rb8 23. Rc1 {½-½ (44) Kozul,Z (2589)-Martinovic,S (2555) Bjelovar 2019}) 17... Bd7 {[%mdl 1024] Black has compensation.} 18. Na3 Rac8 (18... Bxb2 19. Rab1 Qf6 20. Nc4 $11) 19. Rab1 Rfe8 20. d6 Bd4 (20... Bxb2 21. Nc4 Qd4 22. Rxb2 $11) (20... Qb4 $15 21. Bd5 Rc5) 21. Rbd1 $1 $14 Bxb2 {Threatens to win with ...Rc3.} 22. Nc4 Qb4 23. Bd5 b5 24. Nxb2 Qxb2 25. Qf3 $1 Qg7 26. Bb3 (26. h3 $142) 26... a5 $16 27. Qb7 (27. h4 $1 $16) 27... Rcd8 $1 $11 28. h3 Qf6 29. Bd5 (29. Rd3 $5 {[%cal Rd3f3]}) 29... Re5 (29... Kg7 $14) 30. Qc7 $36 {[%mdl 2048] White has strong initiative.} Be6 31. Bxe6 Rxe6 32. d7 Qe7 $1 33. Rd5 b4 (33... Kg7 $14) 34. Rfd1 a4 35. Rb5 {Hoping for Rb8.} Kg7 36. Kf1 {Inhibits Re1+. White is much more active.} (36. Rxb4 $6 Re1+ 37. Rxe1 Qxe1+ 38. Kh2 Qxb4 $11) ({White has to play} 36. Kh2 $1 $16 {Strongly threatening Rb8.} Qf8 37. Qf4) 36... Rxd7 $1 $11 37. Qxd7 Re1+ 38. Rxe1 Qxd7 39. Rxb4 {[%mdl 4096] Endgame KQ-KRR} Qd3+ 40. Kg1 Qd2 {[%csl LRa2,LRb4,LRe1]} 41. Rbb1 a3 ({Don't play} 41... Qxa2 42. Ra1 Qc4 43. Ra3 $14) (41... g5 $11) 42. Ra1 (42. Re3 $1 $14) 42... Qb2 43. h4 h5 44. g3 Kh7 45. Reb1 Qf6 46. Rc1 Qb2 47. Re1 Kg7 48. Kf1 Kf6 49. Kg2 Qb7+ 50. Kg1 Qb2 51. Reb1 Qd4 52. Re1 Qb2 53. Rab1 Qxa2 54. Rb6+ Kf5 55. Rb5+ Kf6 56. Ra5 Qd2 (56... g5 $11) 57. Ra6+ $14 Kf5 (57... Kg7 $14 58. Ra1 f5) 58. Re3 $16 g5 (58... a2 $2 59. Rea3 $18) 59. Rexa3 (59. Raxa3 $6 gxh4 60. gxh4 Qd4 $11) 59... gxh4 60. R3a5+ ({Much weaker is} 60. gxh4 $6 Qe1+ 61. Kg2 Qe4+ 62. f3 Qe2+ 63. Kg3 Qe1+ 64. Kg2 Qe2+ 65. Kg3 Qe1+ 66. Kg2 Qe2+ $11) 60... Kg4 {( -> ...Qe1+)} 61. Ra4+ Kg5 62. gxh4+ Kf5 63. Rc4 ({Better is} 63. R6a5+ $16 Ke6 64. Kg2) 63... Qd5 64. Rac6 {Intending R4c5 and mate.} Qd1+ (64... Qf3 $11) 65. Kg2 Qd5+ 66. Kg3 {White wants to mate with R4c5. The board is on fire.} Qe5+ {[#]} 67. Kh3 $1 {Threatening mate with R4c5.} Qe2 (67... Qb2 $16) 68. Kg2 Qd2 (68... f6 {was necessary.} 69. R6c5+ Kg6) 69. R6c5+ $18 Ke6 70. Re4+ Kf6 71. Rxh5 {Black must now prevent Rc5.} Qc3 $2 {[%mdl 8192] [#] Prevents Rc5. Loses the game.} (71... Qc1 $16 72. Rd5 Qc6) 72. Rf4+ $1 Kg6 73. Rg5+ {White mates.} Kh6 74. Rgf5 ({Stronger than} 74. Rxf7 Qh3+ 75. Kg1 Qh1+ 76. Kxh1 $11) 74... Qc6+ 75. Kh2 Qc2 76. Rxf7 Qd2 77. R4f6+ Kh5 78. Rh7+ Kg4 79. Rg7+ Kxh4 80. Rg3 Kh5 81. Rf8 {Weighted Error Value: White=0.10 (very precise) /Black=0.14 (very precise)} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.20"]
[Round "7.5"]
[White "Nemec, Jachym"]
[Black "Mirzoev, Azer"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2402"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,108,9,11,-16,-2,-12,-10,-8,-6,-10,-5,-6,0,0,9,-22,-12,-64,-68,-64,-54,-59,-18,-35,-15,-33,-14,-22,-19,-18,0,0,0,-14,-12,-15,0,0,0,-14,0,-137,-124,-147,-135,-127,-121,-150,-166,-131,-118,-112,-98,-284,-284,-279,-273,-274,-281,-283,-282,-300,-270,-408,-408,-569,-566,-708,-452,-1316,-445,-445,-445,-481,-440,-440,-440,-440,-432,-466,-458,-917,-917,-907,-865,-760,-556,-695,-688,-678,-662,-1529,-1529,-1529,-1529,-1047,-772]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 g6 5. Bf4 Bg7 6. e3 O-O 7. Nc3 Be6 8. c5 {D93: Grünfeld: 4 Nf3 Bg7 5 Bf4 0-0 6 e3.} Bf5 9. Bd3 Bxd3 10. Qxd3 {[#] The position is equal.} b6 $146 ({Predecessor:} 10... Nbd7 11. O-O-O Ng4 12. Qe2 Qa5 13. Ng5 Ngf6 14. h4 Nh5 15. g4 Nxf4 16. exf4 h6 17. Ne6 Rfe8 18. Nxg7 Kxg7 {1-0 (27) Pigulla,D-Dernbecher,K freechess.de 2018}) 11. cxb6 axb6 12. O-O Na6 13. Ne5 c5 14. dxc5 bxc5 15. Rfd1 (15. Qb5 $11) 15... e6 $1 $15 16. h3 Qb6 (16... Nb4 {with more complications.} 17. Qb5 Ra5 18. Qb7 Qa8 19. Qxa8 Rfxa8 20. a3 d4) 17. Qe2 Qb7 (17... Nb8 $15) 18. Rac1 Rfc8 19. b3 {Inhibits c4.} Nb4 20. a4 $1 h5 21. Nb5 {Threatens to win with Nd6.} Qa6 {To avoid Nd6} 22. Bh2 Ne4 23. Nd7 Qb7 24. Ne5 Qe7 {[%cal Oc5c4]} 25. f3 Nf6 26. Bg3 Ne8 27. Nd3 {[#]} (27. Qe1 $11 {remains equal.}) 27... c4 $1 $17 28. bxc4 dxc4 {[%cal Bd5c4,Bc4c3,Bc3c2][%mdl 32]} 29. Ne1 c3 (29... Rxa4 30. Rxc4 Rca8 31. Nc2 $15) 30. Nd6 Rd8 {[%cal Re8d6]} 31. Nb5 Qc5 {And now ...Rxd1 would win.} ({Don't play} 31... Rxa4 $6 32. Rxd8 Qxd8 33. Nxc3 $11) 32. Bf2 Rxd1 {Black is much more active.} 33. Rxd1 {This costs White the game.} (33. Qxd1 $17 Qc4 34. Nc2) 33... c2 $19 ({Wrong is} 33... Rxa4 $2 34. e4 Qc6 35. Nd4 Bxd4 36. Bxd4 $19) 34. Rc1 {[%cal Re1c2] [#]} Bb2 $1 ({And not} 34... Rxa4 35. Nd4 $17) 35. e4 Qc8 36. Rxc2 Nxc2 37. Nxc2 Rxa4 38. Qd2 (38. Ne1 {keeps fighting.} Be5 39. Qc2 Qxc2 40. Nxc2) 38... Be5 39. Nbd4 Ra2 {Strongly threatening ...Bxd4. Black is clearly winning.} 40. Qd3 Nd6 41. g3 (41. Ne1 $142) 41... Qc4 (41... Bxd4 $142 42. Bxd4 Rxc2) 42. Qxc4 Nxc4 43. Kf1 Na3 44. Nxa3 Rxa3 {[%mdl 4096] Endgame KRB-KBN} 45. Nc6 Bd6 46. Kg2 Ra6 47. Nd4 (47. e5 $142) 47... Ra2 48. Nb3 Rb2 49. Nc1 Bc7 {...Rc2 is the strong threat.} 50. g4 Bb6 51. Nd3 Rd2 52. Kg3 h4+ 53. Kg2 g5 54. e5 Kh7 {Weighted Error Value: White=0.55/Black=0.21 (precise)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.21"]
[Round "8.1"]
[White "Noe, Christopher"]
[Black "Mirzoev, Azer"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2529"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,58,-4,27,19,22,20,30,27,25,26,29,9,31,26,36,25,25,15,8,10,14,8,25,19,39,29,31,9,13,4,16,3,19,0,2,1,6,-359,-358,-419,-410,-552,-477]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. Nc3 Be7 5. d4 O-O 6. b3 b6 7. Bd3 Bb7 8. O-O c5 $1 {[%mdl 4] now scores much better than the old 8...Nbd7.} 9. Bb2 {9.cxd5 is vanishing.} Nc6 10. cxd5 {is the legacy move (10.Qe2). E14: Queen's Indian: Classical Variation (4 e3).} Nxd5 11. Qb1 {[#]} Nf6 $146 {[%cal Rc5d4]} ({Predecessor:} 11... g6 12. dxc5 Nxc3 13. Bxc3 bxc5 14. Rd1 Qb6 15. Nd2 Rad8 16. Nc4 Qc7 17. a3 Rd7 {1-0 (35) Jones,B (2273)-Elliston,R (2105) ICCF email 2016}) 12. dxc5 {White has an edge.} Bxc5 13. Rd1 {aiming for Ng5.} Qe7 14. Ng5 {[%cal Rd3h7]} h6 15. Nge4 Nxe4 16. Nxe4 Rfd8 17. Nxc5 Qxc5 18. Bh7+ {A strong pair of Bishops.} Kh8 {[#] ...Rxd1+ is the strong threat.} 19. Be4 Qe7 20. Qc2 Na5 21. Rxd8+ Rxd8 {[%cal Ba8d8,Bd8d2,Bd2b2][%mdl 32]} 22. Rc1 $40 {[%cal Oc2c3][%mdl 128] Black needs to defend precisely.} (22. Bd3 {seems wilder.} Qd6 23. Bf1 Nc6 24. Rc1 Nb4 25. Qc4) 22... Bxe4 23. Qxe4 Nb7 24. g3 f6 25. Qc6 e5 26. Qa4 Rd2 27. Qxa7 $2 {[%mdl 8192]} Rxb2 $19 28. Qb8+ {[#]} Kh7 $1 29. b4 Qd7 {Weighted Error Value: White=0.50/Black=0.08 (flawless)} 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.21"]
[Round "8.2"]
[White "Stalmach, Richard"]
[Black "Nemec, Jachym"]
[Result "0-1"]
[ECO "D98"]
[WhiteElo "2301"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,78,56,52,64,-47,-45,-93,-92,-93,-88,-118,-83,-214,-217,-211,-203,-327,-333,-344,-349,-656,-565,-558,-518,-541,-471,-461,-375,-363,-362,-362,-365,-341,-282,-353,-260,-269,-266,-364,-336,-454,-435,-434,-401,-671,-633,-1351,-1329,-1252,-1238,-1004,-808,-2122,-2933,-2637,-2708,-1709,-1199,-1112,-988,-29979,-1067]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. Qb3 dxc4 6. Qxc4 O-O 7. e4 Bg4 8. Be2 Nc6 9. d5 Bxf3 10. gxf3 Na5 {D98: Grünfeld: Russian System: 7 e4 Bg4 .} 11. Qb4 (11. Qd3 $1 $14) 11... c6 $15 {[%cal Rc6d5]} 12. dxc6 (12. Bg5 $15) 12... Nxc6 $17 {Black is better.} 13. Qxb7 Nd4 {And now ...Nc2+ would win.} 14. Bd1 {[#] Prevents Nc2+.} Qd6 $146 ({Predecessor:} 14... Qa5 15. O-O Qh5 16. Kg2 Qh4 17. Qxe7 Rfe8 18. Qa3 Re5 19. f4 Nc2 20. Qa4 Rh5 21. Bxh5 Nxh5 22. Qxc2 Qg4+ {½-½ (22) Giorgadze,G-Dunne,A (2220) Philadelphia 1991}) 15. Nd5 (15. f4 $17 Rfb8 16. e5 Rxb7 17. exd6) 15... Nxd5 $19 16. Qxd5 Qa6 17. Be3 (17. e5 {only move.} Rad8 18. Qc5) 17... Rfd8 18. Qg5 h6 19. Qg3 {[#]} (19. Qc5 Rac8 20. Qa3 (20. Qxe7 $2 Bf8 $19) 20... Nxf3+ 21. Bxf3 Qxa3 22. bxa3 Bxa1 23. O-O) 19... Nc2+ $1 {[%mdl 512]} 20. Bxc2 Bxb2 21. Rd1 {[#] aiming for Qc7.} Bc3+ $1 22. Rd2 (22. Bd2 Rxd2 23. Rxd2 Rd8) 22... Bxd2+ 23. Bxd2 Qxa2 24. Bxh6 {[%cal Og3e5]} Qxc2 {[%csl Gc2][%cal Rd8d1]} ({Worse is} 24... Qa1+ 25. Ke2 Qa6+ 26. Ke1 $17) 25. O-O {Hoping for Qe5.} Qb2 {Inhibits Qe5.} 26. Bf4 Qg7 27. Be5 Qh6 {...a5 is the strong threat.} 28. f4 a5 29. Ra1 Qh5 30. Kg2 Qe2 {White must now prevent ...Rd3.} 31. Qh3 (31. Qe3 $142 Qxe3 32. fxe3) 31... Qxe4+ ({Weaker is} 31... f6 32. Qe6+ Kf8 33. Bxf6 exf6 34. Qxf6+ Kg8 35. Qxg6+ Kh8 36. Qh6+ Kg8 37. Qg6+ Kh8 38. Qh6+ Kg8 39. Qg6+ $11) 32. f3 {[%csl Ge5][%cal Rh3h8]} Qe2+ 33. Kg3 f6 34. Qh6 Qc2 {Threatens to win with ...Rd2.} 35. Re1 Rd2 {( -> ...Rg2+)} 36. Qh3 {Prevents Rg2+.} fxe5 37. Rxe5 Ra7 38. Rb5 Rad7 {Strongly threatening ...Rd1.} 39. Rb6 R2d6 {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.93/Black=0.19 (very precise)} ({Resist} 39... Qc5 40. Rxg6+ Kf8 41. Qh8+ Kf7 42. Qg8#) (39... Rd1 $142 40. Rb8+ Rd8 41. Rxd8+ Rxd8 42. Qe6+ Kf8 43. Qg4 Rd2 44. Qh3 Rd1 45. Qh8+ Kf7 46. Qh7+ Ke6 47. Qh3+ Kd6 48. Qg2 Qxg2+ 49. Kxg2 Rd2+ 50. Kh3 a4 51. f5 gxf5 52. Kg3 a3 53. Kf4 a2 54. Ke3 Rxh2 55. Kd4 a1=Q+ 56. Kc4 Qa4+ 57. Kc3 Kc5 58. Kd3 Qd4#) 0-1

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.21"]
[Round "8.3"]
[White "Baenziger, Fabian"]
[Black "Plat, Vojtech"]
[Result "1-0"]
[ECO "D91"]
[WhiteElo "2409"]
[BlackElo "2546"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,81,35,41,57,49,47,43,53,42,91,87,85,87,89,83,91,56,62,62,67,67,67,64,70,72,72,72,72,61,90,90,92,83,182,122,111,115,120,134,104,117,277,271,343,341,576,522,558,558,555,555,619,595,834,828,955,940,29990,29991]} 1. d4 g6 2. c4 Nf6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 Ne4 6. Bf4 Nxc3 7. bxc3 c5 8. e3 Nc6 9. cxd5 Qxd5 10. Be2 cxd4 11. cxd4 O-O 12. O-O Qa5 13. Nd2 {[#]} Be6 $146 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5.} ({Predecessor:} 13... Rd8 14. Nc4 Qd5 15. Bc7 Re8 16. Rc1 Bf5 17. Bf3 Be4 18. Bxe4 Qxe4 19. Qb3 Nd8 20. Nd2 Qe6 21. Qb5 Kf8 22. d5 a6 23. Qxe8+ {1-0 (23) Kekelidze,M (2487)-Haessel,D (2243) Edmonton 2010}) 14. Nb3 Bxb3 15. Qxb3 Qd2 {White is slightly better.} 16. Qd1 ({But not} 16. Qxb7 Nxd4 $1 17. exd4 Qxf4 $15) 16... Qxd1 (16... Qa5 $1 $14) 17. Rfxd1 $16 ({Much weaker is} 17. Bxd1 $6 e5 18. dxe5 Bxe5 19. Bxe5 Nxe5 $11) 17... e5 18. dxe5 Nxe5 19. Rab1 b6 20. e4 Rac8 21. Rbc1 h6 22. Be3 {This bishop pair is nice.} g5 23. g3 $36 {[%mdl 2048] White has the initiative.} g4 $1 24. Kg2 h5 25. h3 Rfe8 26. hxg4 Nxg4 27. Bf4 Rxc1 28. Rxc1 Be5 {[#] Prevents Rc7.} (28... Bb2 $16) 29. Bxe5 ({Better is} 29. f3 $1 $18 {[%cal Rf3g4]}) 29... Rxe5 $18 {[%mdl 4096] Endgame KRB-KRN} 30. f3 Nh6 31. Rc7 Ra5 32. Bc4 {Bb3 is the strong threat.} Kf8 $2 {Loses the game.} (32... Rc5 $16 {is a better defense.} 33. Rxc5 bxc5) 33. Bb3 Ra3 34. Kh3 a5 $2 (34... a6 35. Ra7 Ra5) 35. Kh4 a4 36. Ra7 b5 37. f4 Ng4 38. e5 Ne3 39. Bxf7 Nf5+ 40. Kg5 {White threatens Kf6 and mate.} Nxg3 41. Bg6 {Weighted Error Value: White=0.04 (flawless) /Black=0.48} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.21"]
[Round "8.4"]
[White "Simacek, Pavel"]
[Black "Lim, Zhuo Ren"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2448"]
[BlackElo "2311"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,2,16,16,28,20,20,18,27,20,26,20,29,11,29,0,0,0,0,0,14,0,0,0,14,0,0,0,8,12,0,6,39,38,51,24,117,110,176,172,172,187,181,177,186,190,172,176,177,175,210,165,240,122,122,117,103,103,122,122,132,122,119,129,133,103,1756,31,1618,1618]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Qd3 Nf6 7. c4 {B53: Sicilian: 2...d6: Lines with Qxd4.} e6 8. Nc3 a6 9. Bxc6 {The position is equal.} Bxc6 10. O-O Be7 11. Bf4 O-O {[%cal Ob7b5]} 12. Rfd1 {[%cal Rf4d6]} Qa5 13. a3 Rfd8 {[#]} 14. b4 $146 ({Predecessor:} 14. Be3 Ng4 15. b4 Qh5 16. Bb6 Rdc8 17. b5 Be8 18. a4 Nf6 19. Be3 Nd7 20. Bf4 {1-0 (66) Fernandez,D (2465)-Preotu,R (2524) Chess.com INT 2019}) 14... Qh5 15. h3 Qg6 {[%cal Rf6e4]} 16. Nh4 Qh5 17. Nf3 Qg6 {[%cal Rf6e4]} 18. Re1 Nh5 19. Bh2 Bf6 {[%cal Od6d5]} 20. Rad1 Bxc3 21. Qxc3 Bxe4 22. Bxd6 Bc6 23. g4 {Hoping for Ne5.} f6 {Prevents Ne5.} (23... Qf6 $11 24. Ne5 Nf4) 24. Qe3 $36 {[%mdl 2048] Keeping Black busy. White is more active.} e5 (24... Bxf3 $16 25. Qxf3 e5) 25. Nh4 $18 Qg5 26. Qxg5 fxg5 27. Nf5 (27. gxh5 $6 gxh4 28. Rxe5 (28. Bxe5 Bf3 $11) 28... Re8 $16) (27. Bxe5 Rxd1 28. Rxd1 Re8 29. gxh5 Rxe5 $11) 27... Nf4 28. Ne7+ (28. Rxe5 Bf3 29. Re7 Kh8) (28. Bxe5 $6 Rxd1 29. Rxd1 Nxh3+ 30. Kf1 Re8 31. Bxg7 Nf4 $14) 28... Kf7 {[%cal Od8d6] Strongly threatening ...Rxd6!} 29. Nxc6 (29. Rxe5 Bf3 30. Rd2 (30. Rf5+ Ke6 $11) 30... Nxh3+ 31. Kh2 Bxg4 $11) 29... bxc6 30. Rxe5 ({But not} 30. Bxe5 Rxd1 31. Rxd1 Nxh3+ 32. Kg2 Re8) 30... Nxh3+ 31. Kf1 Rd7 {[#]} (31... Nf4 {was necessary.} 32. Rc5 (32. Rxg5 Nd5 $16) 32... Rac8) 32. c5 (32. Rc5 $1 $18) 32... Re8 $16 33. Rde1 Rxe5 34. Rxe5 {[%mdl 4096] Endgame KRB-KRN} g6 {[#]} 35. Re4 $1 {To avoid Nf4} h5 36. Kg2 hxg4 37. Kg3 Kf6 38. Re8 {[%mdl 1024] White has strong compensation.} Rf7 $2 {[%mdl 8192]} (38... Rh7 $16 39. Rc8 Kf5 40. Rf8+ (40. Rxc6 Nf4 $15) 40... Ke4 41. Kxg4 Rh4+ 42. Kg3 Kd5) 39. Be5+ $18 Kf5 40. Bh8 {Weighted Error Value: White=0.09 (flawless) /Black=0.18 (very precise)} 1-0

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.21"]
[Round "8.5"]
[White "Czerw, Dawid"]
[Black "Gungl, Theo"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2396"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,86,50,39,-6,14,11,81,85,78,80,81,67,67,74,88,47,45,49,33,53,52,18,20,0,0,0,0,0,0,0,0,0,0,-3,-10,-100,-100,-104,-90,-112,-109,-129,-142,-134,-135,-135,-127,-700,-208,-372,-370,-424,-81,-226,-85,-114,-8,-8,-8,-10,-30,-10,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 b5 8. Qd2 Bb7 9. g4 Nfd7 10. O-O-O Nb6 11. e5 {[#] B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} (11. Nb3 $14) 11... b4 $146 ({Predecessor:} 11... d5 12. Qf2 N8d7 13. f4 Nc4 14. f5 Ndxe5 15. Bxc4 Nxc4 16. fxe6 f6 17. Nf5 g6 18. e7 Bxe7 19. Nxe7 Nxe3 {1-0 (65) Inarkiev,E (2491)-Ayupov,D (2374) St Petersburg 2001}) 12. Ne4 Nd5 (12... Bxe4 13. fxe4 dxe5 14. Nb5 $1 $16 (14. Nxe6 Qxd2+ 15. Rxd2 fxe6 $16)) (12... dxe5 $11 {keeps the balance.} 13. Nxe6 Qxd2+ 14. Rxd2 fxe6 15. Bxb6 Nd7) 13. Nxd6+ {White is better.} (13. Bg5 Qa5 $11) 13... Bxd6 14. exd6 Qxd6 15. Bc4 {[%cal Od4f5] And now Nf5! would win.} (15. Nf5 {with more complications.} exf5 16. Bc4 O-O 17. gxf5 Re8 18. Bxd5 Qxd5 19. Qxd5 Bxd5 20. Rxd5 Nc6 21. Bd2) 15... O-O {[#]} 16. Nf5 exf5 17. Bxd5 ({White should play} 17. gxf5 $16 Re8 18. Bxd5 Qxd5 19. Qxd5 Bxd5 20. Rxd5) 17... Qxd5 18. Qxd5 Bxd5 19. Rxd5 fxg4 20. Bc5 (20. fxg4 $5 {[%cal Re3c5]} Nc6 21. g5 $14) 20... Re8 21. Bxb4 Nc6 22. Bc3 gxf3 23. Rf1 Re2 24. h3 Rc8 {[%cal Oe2c2]} 25. a3 f2 26. Kd1 Re3 27. Rd3 (27. Rxf2 $11 Rxh3 28. Rd7) 27... Rd8 $1 $17 (27... Rxd3+ $6 28. cxd3 f6 29. Rxf2 $11) 28. Rxd8+ Nxd8 29. Rxf2 Rxh3 {[%mdl 4096] Endgame KRB-KRN} 30. Rf5 h5 {[%cal Bh7h5,Bh5h4,Bh4h3][%mdl 32]} 31. Ra5 Ne6 32. Rxa6 h4 33. a4 $2 {[%mdl 8192] [#]} (33. Ra5 $17) 33... Rh1+ $2 (33... Rxc3 $1 {[%mdl 512]} 34. Ra8+ Kh7 35. bxc3 h3) 34. Ke2 $2 (34. Kd2) 34... h3 $1 $19 {White must now prevent ...h2.} (34... Rh2+ 35. Ke3 $15) 35. Kf2 Nf4 $2 (35... Rh2+ $19 {has better winning chances.} 36. Kf1 (36. Kg3 $2 Rg2+ 37. Kf3 Ng5+ 38. Ke3 h2 $19) 36... Rxc2) 36. Ra8+ $17 (36. Be5 h2 $1 37. Kg3 (37. Bxf4 $2 Rf1+ 38. Kxf1 h1=Q+ 39. Kf2 Qb7 $19) (37. Ra8+ $2 Kh7 $17) 37... Re1 $1 38. Kxh2 Rxe5 $17) 36... Kh7 37. Re8 {[#]} (37. Be5 h2 $1 38. Kg3 (38. Bxf4 $2 Rf1+ 39. Kxf1 h1=Q+ 40. Kf2 Qxa8 $19) 38... Re1 $1 39. Kxh2 Rxe5) 37... Rf1+ 38. Kg3 $11 {aiming for Re1.} (38. Kxf1 $2 h2 39. Ke1 (39. Rh8+ $2 Kxh8 40. Ke1 h1=Q+ $19) 39... h1=Q+ $19) 38... Rg1+ 39. Kh2 ({But not} 39. Kxf4 $2 h2 40. Re1 Rxe1 41. Bxe1 h1=Q $19) 39... Rg2+ 40. Kh1 {Strongly threatening a5.} Ne2 {[%cal Re2g3] The position is equal.} 41. Re3 (41. Be5 Ng1 42. Rd8 Nf3 $19) 41... Rg1+ 42. Kh2 Rg2+ 43. Kh1 (43. Kxh3 $2 {is a self mate.} Nf4+ 44. Kh4 g5#) 43... Rg1+ {Weighted Error Value: White=0.34/Black=0.53} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.22"]
[Round "9.1"]
[White "Gungl, Theo"]
[Black "Noe, Christopher"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2368"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "21"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,21,-5,25,21,22,19,14,11,11,6,20,20,19,15]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d6 6. a3 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3.} Bxc3 {The position is equal.} 7. Bxc3 Ne4 8. Qc2 Nxc3 9. Qxc3 Qf6 {[#]} 10. Bd3 $146 ({Predecessor:} 10. Nf3 Nc6 11. Be2 e5 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. Qxe5 dxe5 15. Kd2 Be6 16. Kc3 {½-½ (22) Djukic,Z (2395)-Brkljaca,A (2380) Kladovo 1992}) 10... e5 11. Ne2 {A rather calm draw.  Weighted Error Value: White=0.01 (flawless) /Black=0.08 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.22"]
[Round "9.2"]
[White "Lim, Zhuo Ren"]
[Black "Czerw, Dawid"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2311"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,95,38,31,29,16,43,22,22,25,58,16,36,0,0,-21,0,0,-6,0,0,0,-2,0,-4,0,0,-5,0,0,0,-3,-9,-5,-10,-16,0,0,0,0,0,-15,7,0,0,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. g3 dxc4 5. Bg2 Bd7 6. Ne5 Bc6 7. Nxc6 Nxc6 8. e3 Qd7 {E04: Open Catalan: 5 Nf3.} 9. O-O O-O-O {was the old line (9...Rd8).} 10. Nd2 e5 {10...h5 is vanishing.} 11. Nxc4 {Threatens to win with Bxc6.} exd4 12. Qb3 (12. exd4 $14 Nxd4 13. Bf4) 12... Nd5 $1 $11 13. Rd1 Bc5 $1 {The position is equal.} 14. Bd2 Qe6 {[#]} 15. Na5 $146 ({Much weaker is} 15. exd4 Nxd4 16. Qa4 {[#]} Nb4 $1 $17) ({Predecessor:} 15. Qb5 dxe3 16. Qxc5 exd2 17. Rxd2 Nb6 18. Rc2 Nxc4 19. Rxc4 Qe5 20. Bxc6 Qxc5 21. Rxc5 bxc6 22. Rxc6 {½-½ (29) Kopylov,M (2415)-Chukavin,K (2317) Riga 2019}) 15... Nxa5 16. Bxa5 {This bishop pair is nice.} Bb6 17. Bxb6 ({Reject} 17. Rxd4 Bxd4 18. exd4 b6 $17) 17... Nxb6 18. Qxe6+ fxe6 19. exd4 Rd6 20. Bh3 Kd7 21. Rd2 c6 22. Re1 Nd5 23. f4 g6 24. Kf2 Rf8 25. Re5 Rf6 26. Bg2 Ne7 27. Ke3 Rf8 28. Ke4 Nd5 29. h4 Ke7 30. Kd3 Nc7 31. a4 {Prevents Nb5.} Rfd8 32. Kc3 Na8 33. Ra5 a6 $1 34. h5 Nb6 35. hxg6 hxg6 36. b3 Rh8 37. Rg5 Kf6 38. Re2 Nc8 39. Kc4 Rhd8 40. Rd2 Ne7 41. Be4 Nf5 {[%cal Rd6d4]} 42. Bxf5 exf5 {[%mdl 4096] Endgame KRR-KRR} 43. a5 Re8 44. g4 Re4 45. gxf5 gxf5 46. Rh5 Rd5 47. Rh6+ Kg7 48. Rh4 $1 {Weighted Error Value: White=0.04 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.22"]
[Round "9.3"]
[White "Plat, Vojtech"]
[Black "Simacek, Pavel"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2546"]
[BlackElo "2448"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,29,0,1,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 {[%cal Bd2d4,Bd4e5][%mdl 32]} Nd6 6. dxe5 Nxb5 7. a4 Nbd4 8. Nxd4 Nxd4 9. Qxd4 d5 10. exd6 Qxd6 11. Qe4+ Qe6 12. Qd4 Qd6 13. Qe4+ Qe6 14. Qd4 Qd6 {[#]} 15. Qe4+ $146 {An uneventful encounter. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} ({Predecessor:} 15. Qe3+ Be6 16. Nc3 Qc6 17. Nb5 Bc5 18. Qc3 O-O 19. Bf4 Rfc8 20. Nd4 Bxd4 21. Qxd4 Rd8 22. Qb4 a5 23. Qb5 Qxb5 24. axb5 {½-½ (32) Wei,Y (2732)-Grischuk,A (2777) Chess.com INT 2020}) 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.22"]
[Round "9.4"]
[White "Nemec, Jachym"]
[Black "Baenziger, Fabian"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2402"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,37,12,23,2,7,1,8,11,10,4,8,0,0,0,14,0,12,0,0,0,9,0,8,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Bd3 Bxd3 7. Qxd3 Nbd7 8. O-O Bb4 $1 {[%mdl 4] is now more promising than 8...Be7.} 9. b3 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} O-O {The position is equal.} 10. Bb2 Re8 11. Rfd1 {[#]} a6 $146 ({Predecessor:} 11... Qe7 12. a3 Bd6 13. e4 dxe4 14. Nxe4 Nxe4 15. Qxe4 Rad8 16. g3 Qf6 17. Kg2 Qg6 {1-0 (51) Giorgadze,G (2612)-San Segundo Carrillo,P (2516) Sanxenxo 2004}) 12. Rac1 Qe7 13. Rc2 Rad8 14. Qe2 h6 15. h3 Ba3 16. Ba1 Bb4 17. Bb2 Ba3 18. Ba1 Bb4 19. Bb2 {A rather calm draw.  Weighted Error Value: White=0.06 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Marienbad GM-I 2022"]
[Site "Marianske Lazne"]
[Date "2022.01.22"]
[Round "9.5"]
[White "Mirzoev, Azer"]
[Black "Stalmach, Richard"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2420"]
[BlackElo "2301"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2022.01.15"]
[EventType "tourn"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,111,20,20,46,13,51,22,22,20,54,18,12,12,20,10,17,10,13,14,16,0,37,44,49,49,34,21,32,28,23,29,89,-62,-62,-186,-189,-219,-105,-102,-32,-32,-39,-32,-32,-35,-35,-45,-50,-37,-37,-37,-37,-41,-53,-63,-42,-60,0,0,8,8,8,9,7,0,-2,-1,14,15,54,8,396,366,498,483,470,490,468,445,437,424,504,504,493,496,496,482,854,621,585,556,887,850,2551,2425,1477,1585,29974,1400,922,767]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. c3 O-O 6. Be2 c5 7. O-O Nc6 {B07: Pirc Defence: Miscellaneous Systems.} 8. Re1 (8. d5 $5 {[%cal Rd5c6]} Nb8 9. Bd3 $14) 8... a6 9. h3 b5 {The position is equal.} 10. Bf1 Nd7 {[%cal Rc5d4] [#]} 11. d5 $146 ({Predecessor:} 11. a4 Rb8 12. axb5 axb5 13. d5 Nce5 14. Nb3 Nxf3+ 15. Qxf3 b4 16. Na5 bxc3 17. bxc3 {0-1 (33) Bawart,M (2265)-Pierecker,M (2250) Austria 1996}) 11... Nce5 12. a4 Rb8 13. Nxe5 Nxe5 14. f4 Nd7 15. Nf3 Qc7 16. Kh1 e5 17. dxe6 fxe6 18. axb5 axb5 19. Ng5 Nf6 20. Bd3 c4 21. Bc2 {[%cal Of4f5]} Nh5 (21... b4 $11) 22. e5 $2 (22. Qg4 $16) 22... dxe5 $15 23. fxe5 (23. Qg4 $15 Nxf4 24. Be3) 23... Bxe5 $19 24. Be3 Bb7 ({Not} 24... Ng3+ 25. Kg1) (24... b4 $19 {and Black stays clearly on top.} 25. Ra7 Rb7 26. Rxb7 Bxb7) 25. Qg4 $17 Rbe8 (25... Ng3+ $17 26. Kg1 Nf5) 26. Nxh7 $1 $15 Ng3+ (26... Qxh7 $2 27. Bxg6 Ng3+ 28. Kg1 $18) 27. Kg1 Qc6 {[%csl Gb7][%cal Rc6g2]} (27... Qxh7 $2 28. Bxg6 Qg7 29. Bh6 $1 {[%mdl 512]} Qxh6 30. Rxe5 Ne2+ 31. Rxe2 $18) 28. Qxg6+ Kh8 {[%csl Gb7][%cal Rc6g2]} 29. Be4 Qxe4 30. Qxe4 Nxe4 31. Nxf8 Rxf8 32. Rf1 Rg8 {[%cal Oe4c3] Threatens to win with ...Nxc3!} 33. Ra7 Bd5 {[%cal Oe4c3] aiming for ...Nxc3! A strong pair of Bishops.} 34. Rff7 {[%csl Ga7][%cal Rf7h7]} Nf6 {Prevents Rh7+.} (34... Ng5 $1 $15 35. Bxg5 Rxg5 36. Rf8+ Rg8 37. Rxg8+ Kxg8) 35. g4 $11 Be4 36. Rfe7 Bd5 37. g5 {Hoping for Kf1.} Bb8 $1 $132 {[%mdl 2048] Black has counterplay} 38. Ra5 Bd6 39. Rf7 Ne4 40. h4 {[%mdl 1024] And now Raa7 would win. White has compensation.} e5 41. Rf1 (41. Rfa7 $14 {might be stronger.}) 41... Ng3 $2 {[%mdl 8192] [#]} (41... Be6 $11) 42. Rd1 $1 $18 Ne2+ 43. Kf2 Rf8+ 44. Kxe2 Bf3+ 45. Ke1 Bxd1 46. Kxd1 {[%mdl 4096] Endgame KRB-KRB} Rf1+ 47. Ke2 Rh1 48. Bf2 b4 49. cxb4 {Black must now prevent Ra8+.} Rb1 (49... Rh2 $142 50. Rd5 Bxb4 51. Rxe5 Kh7) 50. Ra2 {Strongly threatening Bc5.} Bxb4 51. Kf3 Bd2 52. Bg3 Bf4 53. Bxf4 Rf1+ 54. Kg4 exf4 55. Ra3 (55. h5 $142 Rg1+ 56. Kf5 Rd1 57. Ra8+ Kh7 58. Ra7+ Kh8 59. Kxf4 Rf1+ 60. Ke5) 55... Rf2 56. Rc3 {White used his chance.  Weighted Error Value: White=0.18 (very precise) /Black=0.59} 1-0

