[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "1.1"]
[White "Arjun, Vishnuvardhan"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2268"]
[BlackElo "2322"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,46,4,12,27,8,5,11,16,10,4,0,0,6,0,7,23,20,48,53,43,33,33,31,47,40,45,39,41,25,25,25,25,25,25,5,16]} 1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 e5 {6...e6 is more advanced technology.} 7. a3 a5 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} 8. b3 Nge7 9. Bb2 Rb8 10. O-O O-O 11. Qc2 Be6 {[%cal Oa5a4] [#]} 12. Nd5 $146 ({Predecessor:} 12. Rfd1 d5 13. cxd5 Nxd5 14. Na4 b6 15. d4 exd4 16. exd4 Nxd4 17. Nxd4 cxd4 18. Bxd4 Bxd4 19. Rxd4 {½-½ (48) Lazic,M (2465)-Zlatic,M (2450) Zlatibor 2007}) 12... b5 {[%cal Oa5a4]} 13. Nec3 {Inhibits a4.} bxc4 14. bxc4 Bf5 15. d3 Nxd5 16. Nxd5 Ne7 17. Bc3 {[%cal Oc3a5] Hoping for Bxa5!} Nxd5 18. Bxd5 a4 19. Rfb1 Qd7 $1 20. Rxb8 Rxb8 21. Rb1 Rxb1+ 22. Qxb1 Bf6 23. Qb5 Qxb5 {Weighted Error Value: White=0.05 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "1.2"]
[White "Adewumi, Tanitoluwa"]
[Black "Plotkin, Mark"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2190"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,0,30,21,30,0,-1,0,0,-1,0,-5,3,-19,-13,-19,-12,-12,-12,-22,0,0,0,3,8,0,5,0,0,-17,0,0,0,0,0,0,0,0,0,0,18,12,27,6,8,20,18,0,0,0,0,0,4,5,33,45,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 g6 2. Nc3 d5 3. e4 c6 4. g3 Bg7 5. Nge2 Bg4 6. Bg2 {[%cal Re4d5] To avoid Bf3. B06: Modern Defence.} dxe4 7. Bxe4 Nf6 8. Bg2 O-O 9. O-O {[#]} Qd7 $146 ({Predecessor:} 9... Nbd7 10. h3 Bf5 11. g4 Be6 12. Nf4 Bc4 13. Re1 Nb6 14. b3 Nfd5 15. Ncxd5 Bxd5 16. Nxd5 Nxd5 {0-1 (37) Motrenko,N-Nikulenkov,A (2251) Kiev 2005}) 10. Re1 Na6 11. Bg5 Rad8 12. Qd2 Rfe8 13. Rad1 Nc7 14. Qc1 Qc8 15. Bh6 Bh8 16. f3 Bf5 17. g4 Bd7 18. Bf4 c5 19. Be5 cxd4 20. Nxd4 ({Much weaker is} 20. Rxd4 Ne6 21. Rd3 Qc5+ 22. Qe3 {[#]} Nxg4 $1 23. Qxc5 Nxc5 24. Bxh8 Nxd3 25. cxd3 Kxh8 $15) 20... Ncd5 21. Nxd5 Nxd5 22. Bxh8 Kxh8 23. c4 Nf6 24. b3 Qc5 25. Qe3 Bc6 26. Nc2 Qxe3+ 27. Nxe3 Kg7 28. f4 Ne4 29. Rxd8 Rxd8 30. Nd5 {Inhibits Nc3.} Bxd5 31. cxd5 Nf6 32. Rxe7 Nxd5 33. Bxd5 Rxd5 {The position is equal.} 34. Rxb7 $14 {[%mdl 4096] Endgame KR-KR} Rd1+ 35. Kg2 Rd2+ 36. Kg3 Rxa2 37. g5 a5 38. b4 Rb2 39. b5 Rb3+ 40. Kg4 h5+ 41. gxh6+ $1 Kxh6 42. Rxf7 Rxb5 43. Ra7 Rc5 44. h4 Rb5 45. Ra6 {Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "1.3"]
[White "Poliannikov, Danila"]
[Black "Almeida Saenz, Alfonso"]
[Result "1/2-1/2"]
[ECO "B56"]
[WhiteElo "2273"]
[BlackElo "2259"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,130,36,0,29,42,81,68,68,63,72,76,67,65,155,148,143,163,156,121,143,100,102,102,99,101,99,98,106,48,48,33,33,37,33,41,37,0,0,0,0,0,0,0,0,0,8,8,8,8,16,8,13,8,8,8,8,0,8,8,8,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 e5 7. Nf3 Be6 {B56: Classical Sicilian: Unusual Lines.} 8. Ng5 d5 {[#]} 9. exd5 Bxd5 {White is slightly better.} 10. Nxd5 Qxd5 11. Qxd5 Nxd5 12. Bc4 {[#]} Bb4+ $146 (12... Nxe3 $14 13. fxe3 (13. Bxf7+ Ke7 $17) 13... Bc5) ({Predecessor:} 12... Nxe3 13. fxe3 Nd8 14. Rd1 Be7 15. Ne4 Rc8 16. Bb5+ Nc6 17. Rf1 Rf8 18. g4 a6 {1-0 (42) Terao,J (2256)-Melo,G (1633) Rio de Janeiro 2018}) 13. c3 $16 Nxe3 14. fxe3 ({Weaker is} 14. Bxf7+ Kf8 15. Bb3 (15. fxe3 Be7 $17) 15... Nxg2+ 16. Kf1 Nf4 17. cxb4 Nd4 $15) 14... Bc5 15. Bxf7+ Ke7 16. Ke2 (16. Bc4 $142) 16... h6 17. Ne4 Bxe3 18. Kxe3 Kxf7 19. Nd6+ Ke7 {[#]} 20. Rad1 {White is more active.} ({But not} 20. Nxb7 $6 Rhb8 21. Nc5 Rxb2 $11) (20. Nf5+ $1 $16 Kf6 21. Rhf1) 20... Rhf8 $14 21. Nxb7 Rab8 22. Nc5 {Strongly threatening Nd7.} Rxb2 23. Rd7+ Ke8 24. Rhd1 {aiming for Rc7.} (24. Rxg7 $5 {[%cal Rc5e4]} Rff2 25. Ne4 Rxg2 26. Rh7 Rxh2 27. Rxh2 Rxh2 28. Rc7 $14) 24... Rff2 {And now ...Rbe2+ would win. The position is equal.} (24... Rxa2 $2 25. Rc7 Ne7 26. Rdd7 $18) 25. R1d2 {To avoid Rbe2+. Really sharp!} Rxg2 26. Rxb2 Rxb2 27. Rxg7 Rxa2 $11 {[%mdl 4096] Endgame KRN-KRN} 28. Ke4 Rd2 29. Rg6 {[%csl LRc6,LRh6]} Ne7 30. Rxh6 Re2+ 31. Kd3 Re1 32. Kc4 e4 33. Re6 e3 34. Nd3 Rh1 35. Rxe3 Rxh2 36. Kb5 Rh6 37. c4 Kd8 38. c5 Nc6 39. Rg3 Nd4+ 40. Kc4 Nc6 41. Rg7 Kc8 42. Kd5 a5 43. Nf4 a4 44. Ne6 Kb8 45. Rg8+ Kb7 {White must now prevent ...Ne7+.} 46. Rg7+ Kb8 47. Kxc6 {White wants to mate with Re7.} Rxe6+ {KR-KR} 48. Kd7 Re1 49. Rg8+ Ka7 50. c6 {Threatening mate with c7.} Rd1+ 51. Kc7 Rh1 52. Rg4 {[%cal Rg4a4]} Rh7+ 53. Kd6 Rh6+ 54. Kc5 Rh5+ (54... Kb8 55. Kb6 Rh8 56. Rg7 (56. Rxa4 Rh7 $11) 56... Rf8 57. Rb7+ Kc8 58. Ra7 Kd8 59. Ra8+ Ke7 60. Rxf8) 55. Kd6 Rh6+ 56. Kd7 Rh7+ 57. Kd8 Rh8+ 58. Ke7 (58. Kc7 $5 {[%cal Rg4a4]} Rh7+ 59. Kd6 $11) 58... Rh7+ 59. Kd6 Rh6+ 60. Kd5 Rh5+ 61. Kd6 Rh6+ 62. Kc5 Rh5+ (62... Kb8 63. Kb6 Rh8 64. Rg7 (64. Rxa4 Rh7 $11) 64... Rf8 65. Rb7+ Kc8 66. Ra7 Kd8 67. Ra8+ Ke7 68. Rxf8) 63. Kb4 Kb6 64. Rc4 $1 {c7 would kill now.} Rh7 65. Kxa4 Rc7 {Black defended with fortune.  Weighted Error Value: White=0.05 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "1.4"]
[White "Johnson, Donald"]
[Black "Ngo, Bach"]
[Result "1/2-1/2"]
[ECO "C92"]
[WhiteElo "2060"]
[BlackElo "2306"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 35,133,5,0,0,20,0,31,24,21,11,24,23,25,21,28,25,29,29,57,31,63,69,91,118,110,105,136,68,47,60,80,29,23,0,0,0,0,5,34,0,0,0,4,0,0,0,-2,-19,8,8,8,8,8,8,8,8,8,8,8,0,0,0,8,8,8,8,8,8,85,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {Ernst,T} e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Bb7 10. d4 Re8 11. Ng5 Rf8 12. Nf3 Re8 13. Nbd2 Bf8 14. Bc2 g6 15. d5 Nb8 16. b3 c6 17. c4 Nbd7 18. Nf1 Qc7 19. Be3 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations.} Nc5 20. Ng3 {[#]} b4 $146 ({Predecessor:} 20... a5 21. Qd2 Nfd7 22. cxb5 cxd5 23. exd5 Nf6 24. Rac1 Nxd5 25. Bxc5 dxc5 26. Bd3 Rad8 27. Bc4 Bg7 28. Ne4 Nf6 29. Qc2 Nxe4 30. Rxe4 Bxe4 31. Qxe4 Bh6 32. Re1 Kg7 33. g4 Bf4 {0-1 (33) Magem Badals,J (2510)-Karpov,A (2725) Dos Hermanas 1993 CBM 036 [Ernst,T]}) 21. Bxc5 {White is slightly better.} (21. Bg5 {keeps more tension.} Be7 22. Qd2 a5 23. Reb1 Rad8 24. Rd1) 21... dxc5 22. Qe2 Bh6 23. Nf1 a5 24. Ne3 Rad8 25. a3 Ra8 26. Ra2 Nd7 27. Rea1 (27. Ng4 {is interesting.} Bg7 28. Qd2 cxd5 29. cxd5 Rec8 30. Rb1) 27... cxd5 28. cxd5 Nb6 29. axb4 Bxe3 30. Qxe3 cxb4 31. Nd2 ({Much weaker is} 31. Rxa5 $6 Nxd5 $1 32. Rxa8 Nxe3 33. Rxe8+ Kg7 $11) ({White should play} 31. h4 $16) 31... Rec8 $14 32. Bd3 Qc5 33. Qxc5 (33. Qe2 $16) 33... Rxc5 $11 34. Rc2 (34. f3 {feels hotter.} Bc8 35. Kf2 Bd7 36. Ke3 f5 37. f4) 34... Rxc2 35. Bxc2 Rc8 {To avoid Nc4} 36. Bd3 Rc5 37. Kf1 (37. Nf3 $5 {[%cal Rf3e5]}) 37... Bc8 38. Ke2 {[%cal Of2f4]} Bd7 39. Rb1 Rc3 40. Rb2 Kf8 41. Rc2 Bb5 42. Rxc3 bxc3 {[%mdl 4096] Endgame KBN-KBN} 43. Nc4 (43. Bxb5 $2 c2 44. b4 c1=Q $19) 43... a4 $1 44. Na3 ({Wrong is} 44. Nxb6 $2 a3 45. Bxb5 a2 $19) 44... c2 $1 45. Nxc2 Bxd3+ 46. Kxd3 {aiming for Kc3.} axb3 {KN-KN} 47. Na3 Ke7 48. Kc3 Na4+ 49. Kb4 Nb2 50. Kxb3 Nd3 51. f3 f5 {[#]} (51... Ne1 $11 {remains equal.}) 52. Kc3 (52. exf5 $1 $16 gxf5 53. Nc4) 52... fxe4 {The position is equal.} 53. fxe4 Nc5 54. Nc4 Nxe4+ 55. Kd3 Nf6 56. Nxe5 {Black must now prevent Kd4.} Nxd5 57. Ke4 {Prevents Nf4.} Nc3+ 58. Kf4 Ke6 59. Ng4 h5 60. Ne3 Kf6 61. h4 Ne2+ 62. Kf3 Nc3 63. g4 hxg4+ 64. Kxg4 Ne4 65. Kf4 Nd6 66. Kg4 Nf5 67. Nd5+ {Weighted Error Value: White=0.10 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "1.5"]
[White "Rusonik, Max"]
[Black "Mishra, Prateek"]
[Result "0-1"]
[ECO "C57"]
[WhiteElo "2141"]
[BlackElo "2128"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,88,65,57,61,72,65,68,156,64,66,59,74,66,83,60,55,62,63,72,62,65,54,60,58,51,50,45,51,47,50,43,57,53,63,43,106,0,0,0,44,45,57,46,59,30,68,80,241,234,407,49,54,53,52,-344,-250,-179,0,0,0,0,0,0,0,-12835,-12836,-12841,-12836,-771,-1491]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5e3,Be3g2,Bg2h4][%mdl 32]} 4. Ng5 d5 5. exd5 Nd4 6. c3 b5 7. Bf1 Nxd5 8. cxd4 Qxg5 9. Bxb5+ Kd8 10. O-O Bb7 11. Qf3 Rb8 $1 {C57: Two Knights: Wilkes-Barre/Traxler and 4 Ng5 d5 5 exd5, unusual Black 5th moves.} 12. dxe5 $1 ({Avoid the trap} 12. Qxf7 $2 Nf6 13. g3 Bd5 $19) 12... Ne3 13. Qh3 {[%csl Gb5][%cal Rh3d7]} Qxg2+ {White is slightly better.} 14. Qxg2 Nxg2 15. d4 Be7 {15...Be7 is better than 15...Nh4.} 16. Be2 {[%cal Od4d5]} Nh4 17. f4 Nf5 18. Nc3 Nxd4 19. Rd1 c5 20. Nb5 Ke8 21. Nxd4 cxd4 22. b3 Bc5 23. Kf1 Ke7 24. Bb2 Rhd8 25. Rac1 Bb6 26. f5 {Strongly threatening Ba3+.} Rd5 $1 27. Ba3+ {[#]} Kd7 $146 ({Better is} 27... Kd8 $14) ({Predecessor:} 27... Kd8 28. Bd6 Rxd6 29. exd6 Kd7 30. a4 a5 31. b4 axb4 32. Rc4 b3 33. f6 gxf6 {1-0 (58) Zink,D (2237)-Wiesinger,J (2117) ICCF email 2019}) 28. f6 (28. e6+ $1 $16 fxe6 29. fxe6+ Ke8 30. Bd3) 28... gxf6 $11 29. Bg4+ f5 (29... Kd8 $1 $11 {deserves consideration.}) 30. Bxf5+ $14 Ke8 31. Bd6 $36 {[%mdl 2048] Black is under pressure.} Rd8 32. Bxh7 R8xd6 33. exd6 {Be4 is the strong threat.} Rh5 $2 (33... f5 $16) 34. Re1+ $18 Kd8 $2 {[#]} (34... Kd7) 35. Be4 $2 (35. Bd3 $1 $18) 35... Bxe4 $14 36. Rxe4 Rxh2 {[%mdl 4096] Endgame Threatens to win with ...Rh1+. KRR-KRB} 37. Rce1 $2 {[%mdl 8192]} (37. Rd1 $14) 37... d3 $19 {Hoping for ...Rf2+.} 38. Re7 {[#]} d2 $2 (38... f5 $1 $19 {[%cal Rf5f4] White must now prevent ...f4.} 39. Re8+ Kd7 40. R1e7+ Kxd6 41. Re6+ Kc5 42. Re5+ Kd4) 39. Rd1 $11 Rf2+ 40. Kg1 f5 41. Kh1 f4 42. Rh7 $2 {[%mdl 8192]} (42. b4 $11) 42... Re2 $19 {Black is clearly winning.} 43. Re7 Be3 {( -> ...Re1+)} 44. Rxd2 Rxd2 {Weighted Error Value: White=0.79/Black=0.22 (precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "2.1"]
[White "Wang, Tianqi"]
[Black "Mishra, Prateek"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2322"]
[BlackElo "2128"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 1:31:00]} Nf6 {[%emt 1:31:00]} 2. Nf3 {[%emt 0:00:30]} g6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. Bf4 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 5. Nb5 {[%emt 0:00:00]} Na6 {[%emt 0:00:00]} 6. e3 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 7. Nc3 {[%emt 0:00:00]} Qb6 {[%emt 0:00:00]} 8. Rb1 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 9. h3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 10. Be5 {[%emt 0:00:00]} Rd8 {[%emt 0:00:00]} 11. Bxa6 {[%emt 0:00:00]} bxa6 {[%emt 0:00:00]} 12. O-O {[%emt 0:00:00]} Qc6 {[%emt 0:00:00]} 13. dxc5 {[%emt 0:00:00]} Qxc5 {[%emt 0:00:00]} 14. Na4 {[%emt 0:00:00]} Qc6 {[%emt 0:00:00]} 15. Qd4 {[%emt 0:00:00]} Qxc2 {[%emt 0:00:00]} 16. Nc5 {[%emt 0:00:00]} Qc4 {[%emt 0:00:00]} 17. Rfd1 {[%emt 0:00:00]} Qxd4 {[%emt 0:00:00]} 18. Rxd4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 19. Rc1 {[%emt 0:00:00]} Nd7 {[%emt 0:00:00]} 20. Bxg7 {[%emt 0:00:00]} Kxg7 {[%emt 0:00:00]} 21. e4 {[%emt 0:00:00]} Nxc5 {[%emt 0:10:00]} 22. Rxc5 {[%emt 0:00:00]} Rb8 {[%emt 0:00:00]} 23. exd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:00]} 24. b3 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 25. Rc3 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 26. Ra4 {[%emt 0:00:00]} Rc8 {[%emt 0:00:00]} 27. Re3 {[%emt 0:00:00]} Rc1+ {[%emt 0:00:00]} 28. Kh2 {[%emt 0:00:00]} Bc8 {[%emt 0:00:00]} 29. Rf4 {[%emt 0:03:30]} Rc7 {[%emt 0:00:00]} 30. Nd4 {[%emt 0:00:20]} Rb6 {[%emt 0:00:00]} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "2.2"]
[White "Ngo, Bach"]
[Black "Rusonik, Max"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2306"]
[BlackElo "2141"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:06]} e6 {[%emt 0:00:26]} 3. c4 {[%emt 0:00:18]} c5 {[%emt 0:00:23]} 4. cxd5 {[%emt 0:00:18]} exd5 {[%emt 0:00:06]} 5. Bg5 {[%emt 0:00:07]} Be7 {[%emt 0:00:54]} 6. Bxe7 {[%emt 0:00:08]} Qxe7 {[%emt 0:00:39]} 7. dxc5 {[%emt 0:00:15]} Qxc5 {[%emt 0:09:42]} 8. Nc3 {[%emt 0:00:21]} Nf6 {[%emt 0:00:07]} 9. e3 {[%emt 0:00:18]} Nc6 {[%emt 0:00:38]} 10. Bb5 {[%emt 0:06:57]} O-O {[%emt 0:06:50]} 11. O-O {[%emt 0:02:59]} Rd8 {[%emt 0:11:39]} 12. Rc1 {[%emt 0:01:10]} Qb6 {[%emt 0:00:03]} 13. Bxc6 {[%emt 0:06:08]} bxc6 {[%emt 0:11:14]} 14. Na4 {[%emt 0:00:45]} Qa6 {[%emt 0:15:09]} 15. Ne5 {[%emt 0:04:01]} Rd6 {[%emt 0:00:54]} 16. Qd4 {[%emt 0:02:24]} Rb8 {[%emt 0:01:02]} 17. b3 {[%emt 0:06:22]} Ne4 {[%emt 0:14:30]} 18. f3 {[%emt 0:06:08]} c5 {[%emt 0:00:01]} 19. Nxc5 {[%emt 0:04:47]} Nxc5 {[%emt 0:00:15]} 20. Qxc5 {[%emt 0:00:57]} Bd7 {[%emt 0:02:29]} 21. Rfd1 {[%emt 0:05:07]} Rc8 {[%emt 0:01:20]} 22. Qd4 {[%emt 0:00:23]} Rxc1 {[%emt 0:00:11]} 23. Rxc1 {[%emt 0:00:06]} f6 {[%emt 0:00:06]} 24. Nxd7 {[%emt 0:02:11]} Rxd7 {[%emt 0:00:03]} 25. a4 {[%emt 0:00:28]} Qe2 {[%emt 0:00:45]} 26. h3 {[%emt 0:00:53]} Qa2 {[%emt 0:11:30]} 27. Qg4 {[%emt 0:05:36]} Re7 {[%emt 0:01:55]} 28. Rc8+ {[%emt 0:00:37]} Kf7 {[%emt 0:00:02]} 29. Qh5+ {[%emt 0:00:10]} Ke6 {[%emt 0:00:03]} 30. Rc6+ {[%emt 0:00:14]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "2.3"]
[White "Almeida Saenz, Alfonso"]
[Black "Johnson, Donald"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2259"]
[BlackElo "2060"]
[Annotator "ChessBase"]
[PlyCount "56"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:01:10]} c5 {[%emt 0:00:01]} 2. Nf3 {[%emt 0:00:05]} d6 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:01]} 4. Nxd4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:26]} a6 {[%emt 0:00:01]} 6. Bc4 {[%emt 0:00:17]} e6 {[%emt 0:00:03]} 7. g4 {[%emt 0:00:55]} b5 {[%emt 0:00:15]} 8. g5 {[%emt 0:00:06]} Nxe4 {[%emt 0:00:32]} 9. Bxb5+ {[%emt 0:00:07]} axb5 {[%emt 0:00:08]} 10. Nxe4 {[%emt 0:00:01]} Be7 {[%emt 0:00:39]} 11. Rg1 {[%emt 0:00:10]} d5 {[%emt 0:01:06]} 12. Ng3 {[%emt 0:00:36]} O-O {[%emt 0:01:12]} 13. Qh5 {[%emt 0:00:30]} Qb6 {[%emt 0:07:39]} 14. Be3 {[%emt 0:00:23]} Bc5 {[%emt 0:00:52]} 15. c3 {[%emt 0:00:42]} b4 {[%emt 0:02:32]} 16. Qe2 {[%emt 0:07:28]} Ba6 {[%emt 0:06:11]} 17. Qc2 {[%emt 0:00:34]} e5 {[%emt 0:21:14]} 18. Nh5 {[%emt 0:00:51]} exd4 {[%emt 0:17:31]} 19. Nf6+ {[%emt 0:01:20]} gxf6 {[%emt 0:00:06]} 20. gxf6+ {[%emt 0:00:06]} Kh8 {[%emt 0:00:01]} 21. cxd4 {[%emt 0:00:50]} Qxf6 {[%emt 0:07:48]} 22. Qxc5 {[%emt 0:00:54]} Nd7 {[%emt 0:01:09]} 23. Qxd5 {[%emt 0:00:14]} Nb6 {[%emt 0:01:16]} 24. Qh5 {[%emt 0:03:15]} Rac8 {[%emt 0:03:10]} 25. b3 {[%emt 0:04:24]} Rc2 {[%emt 0:05:19]} 26. a3 {[%emt 0:01:26]} Qc6 {[%emt 0:02:38]} 27. Qe5+ {[%emt 0:04:50]} f6 {[%emt 0:00:03]} 28. d5 {[%emt 0:00:06]} Re2+ {[%emt 0:02:33]} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "2.4"]
[White "Plotkin, Mark"]
[Black "Poliannikov, Danila"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2400"]
[BlackElo "2273"]
[Annotator "ChessBase"]
[PlyCount "81"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:02:22]} Nf6 {[%emt 0:00:05]} 2. Nc3 {[%emt 0:00:26]} c5 {[%emt 0:00:11]} 3. Nf3 {[%emt 0:01:19]} d5 {[%emt 0:00:05]} 4. cxd5 {[%emt 0:00:05]} Nxd5 {[%emt 0:00:01]} 5. g3 {[%emt 0:05:37]} Nc6 {[%emt 1:32:38]} 6. Bg2 {[%emt 0:00:12]} Nc7 {[%emt 0:00:00]} 7. O-O {[%emt 0:01:44]} e5 {[%emt 0:00:00]} 8. d3 {[%emt 0:00:48]} Be7 {[%emt 0:00:00]} 9. Be3 {[%emt 0:00:29]} O-O {[%emt 0:00:00]} 10. Rc1 {[%emt 0:06:59]} Bd7 {[%emt 0:00:00]} 11. a3 {[%emt 0:06:16]} Rc8 {[%emt 0:00:00]} 12. Nd2 {[%emt 0:04:13]} b6 {[%emt 0:00:00]} 13. Nc4 {[%emt 0:12:09]} f6 {[%emt 0:00:00]} 14. f4 {[%emt 0:04:10]} exf4 {[%emt 0:00:00]} 15. gxf4 {[%emt 0:09:54]} f5 {[%emt 0:00:00]} 16. Kh1 {[%emt 0:04:41]} Kh8 {[%emt 0:00:00]} 17. Qe1 {[%emt 0:02:13]} Ne6 {[%emt 0:00:00]} 18. Qg3 {[%emt 0:06:03]} Ned4 {[%emt 0:00:00]} 19. Rg1 {[%emt 0:08:51]} g6 {[%emt 0:07:00]} 20. b4 {[%emt 0:08:50]} b5 {[%emt 0:00:00]} 21. Bxd4+ {[%emt 0:03:36]} Nxd4 {[%emt 0:00:00]} 22. Ne5 {[%emt 0:00:13]} Be8 {[%emt 0:00:00]} 23. Nd5 {[%emt 0:05:47]} Bf7 {[%emt 0:00:00]} 24. Nxe7 {[%emt 0:01:06]} Qxe7 {[%emt 0:00:00]} 25. Qe3 {[%emt 0:00:11]} Kg7 {[%emt 0:02:20]} 26. Rxc5 {[%emt 0:00:43]} Rxc5 {[%emt 0:00:15]} 27. Qxd4 {[%emt 0:00:37]} Rxe5 {[%emt 0:00:26]} 28. Rc1 {[%emt 0:01:08]} Re8 {[%emt 0:00:36]} 29. Rc5 {[%emt 0:02:50]} Qh4 {[%emt 0:00:11]} 30. Rxe5 {[%emt 0:00:05]} Rxe5 {[%emt 0:00:19]} 31. Qxe5+ {[%emt 0:00:03]} Kh6 {[%emt 0:00:01]} 32. Bf3 {[%emt 0:00:22]} Qf2 {[%emt 0:00:54]} 33. Qa1 {[%emt 0:01:28]} Bb3 {[%emt 0:01:23]} 34. Qg1 {[%emt 0:00:30]} Qh4 {[%emt 0:00:02]} 35. Qd4 {[%emt 0:00:55]} Bd1 {[%emt 0:00:57]} 36. Kg2 {[%emt 0:00:15]} Qe7 {[%emt 0:00:29]} 37. Qc5 {[%emt 0:00:35]} Qf7 {[%emt 0:00:35]} 38. Qxb5 {[%emt 0:00:23]} Bb3 {[%emt 0:00:30]} 39. Qe5 {[%emt 0:00:42]} Be6 {[%emt 0:00:23]} 40. d4 {[%emt 0:00:12]} g5 {[%emt 0:00:37]} 41. d5 {[%emt 0:00:21]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.17"]
[Round "2.5"]
[White "Arjun, Vishnuvardhan"]
[Black "Adewumi, Tanitoluwa"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2268"]
[BlackElo "2190"]
[Annotator "ChessBase"]
[PlyCount "55"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:05:07]} Nf6 {[%emt 1:31:00]} 2. Bf4 {[%emt 0:00:10]} d5 {[%emt 0:00:00]} 3. e3 {[%emt 0:00:54]} e6 {[%emt 0:00:00]} 4. Nd2 {[%emt 0:03:23]} c5 {[%emt 0:00:00]} 5. c3 {[%emt 0:00:08]} Nc6 {[%emt 0:00:00]} 6. Ngf3 {[%emt 0:00:35]} Be7 {[%emt 0:00:00]} 7. Bd3 {[%emt 0:01:12]} Nh5 {[%emt 0:00:00]} 8. Be5 {[%emt 0:01:00]} cxd4 {[%emt 0:00:00]} 9. cxd4 {[%emt 0:00:25]} f6 {[%emt 0:00:00]} 10. Bg3 {[%emt 0:00:47]} g6 {[%emt 0:00:00]} 11. Rc1 {[%emt 0:13:34]} O-O {[%emt 0:00:00]} 12. a3 {[%emt 0:02:11]} Bd6 {[%emt 0:00:00]} 13. Qb3 {[%emt 0:03:05]} Nxg3 {[%emt 0:00:00]} 14. hxg3 {[%emt 0:00:09]} Rf7 {[%emt 0:00:00]} 15. e4 {[%emt 0:05:55]} Bc7 {[%emt 0:00:00]} 16. Qc3 {[%emt 0:03:52]} Bb6 {[%emt 0:00:00]} 17. Nb3 {[%emt 0:03:46]} Bd7 {[%emt 0:00:00]} 18. Nc5 {[%emt 0:03:19]} Rc8 {[%emt 0:00:00]} 19. b4 {[%emt 0:00:57]} Ne5 {[%emt 0:00:00]} 20. Nxe5 {[%emt 0:06:03]} fxe5 {[%emt 0:00:00]} 21. O-O {[%emt 0:00:09]} Bc6 {[%emt 0:00:00]} 22. Nxe6 {[%emt 0:19:51]} Qd6 {[%emt 0:00:00]} 23. Ng5 {[%emt 0:06:09]} Rfc7 {[%emt 0:00:00]} 24. dxe5 {[%emt 0:00:55]} Qe7 {[%emt 0:00:00]} 25. Qd2 {[%emt 0:02:07]} Qxe5 {[%emt 0:00:00]} 26. Qf4 {[%emt 0:11:04]} Qxf4 {[%emt 0:00:00]} 27. gxf4 {[%emt 0:00:03]} dxe4 {[%emt 0:00:00]} 28. Nxe4 {[%emt 0:01:01]} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "3.1"]
[White "Adewumi, Tanitoluwa"]
[Black "Wang, Tianqi"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2190"]
[BlackElo "2322"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,78,26,15,18,20,20,10,30,6,34,12,33,20,9,0,22,15,23,16,19,0,0,0,12,0,9,18,12,8,79,83,82,77,74,72,66,68,65,34,45,25,35,0,54,-12,0,0,0,0,0,-14,0,0,0,-443,-443,-655,-637,-646,-601,-719,-718,-743,-719,-729,-695,-868,-856]} 1. e4 {ChessBase} d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 {[%cal Bg1f3,Bf3e5,Be5c4][%mdl 32]} Bf5 6. Ne5 c6 7. Nc4 Qd8 {B01: Scandinavian Defence.} 8. Bf4 e6 9. Be2 Be7 {The position is equal.} 10. Bf3 {[#]} Bg6 $146 ({Predecessor:} 10... O-O 11. O-O Nd5 12. Nxd5 exd5 13. Ne3 Be6 14. Qd3 Bd6 15. Bg3 Bxg3 16. hxg3 Nd7 {½-½ (42) Slapikas,V (2275)-Pavlovicius,V (2325) Vilnius 1995 CBM 049 Extra [ChessBase]}) 11. O-O O-O 12. Re1 Nbd7 13. Bg3 Nb6 14. Ne5 Bf5 15. a3 a5 16. b3 {[%cal Bb2b3,Bb3c4,Bc4c5][%mdl 32]} Qc8 17. Qe2 Rd8 18. Red1 h6 19. Nc4 Nxc4 20. bxc4 Rd7 (20... a4 $11) 21. Na4 $16 Bd8 {Inhibits Nb6.} 22. c5 Re7 {[%cal Oe6e5]} 23. Rab1 Bc7 24. Bd6 Re8 25. Rb2 Nd7 26. c4 e5 {White must now prevent ...exd4.} 27. Qd2 Rb8 ({Better is} 27... Bd8 $11) 28. g3 ({White should play} 28. Bxc7 $14 Qxc7 29. d5) 28... Bxd6 29. cxd6 b5 30. cxb5 cxb5 31. Rc1 Qd8 32. Nc3 exd4 33. Nd5 $2 {[%mdl 8192]} (33. Qxd4 $11 {and White has nothing to worry.} Ne5 34. Be2) 33... Ne5 $1 $19 {[%csl LRd6,LRf3] Black is clearly winning.} 34. Qf4 (34. Bg2 $142 Qxd6 35. Rb3) 34... Nxf3+ 35. Qxf3 Be4 36. Ne7+ {[#]} Qxe7 $1 {[%mdl 512]} 37. Qf4 {[#]} (37. dxe7 Bxf3) 37... g5 $1 {[%mdl 512]} 38. dxe7 gxf4 39. Rc7 Rb7 {Weighted Error Value: White=0.48/Black=0.11 (very precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "3.2"]
[White "Poliannikov, Danila"]
[Black "Arjun, Vishnuvardhan"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2273"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,151,30,18,29,18,20,8,35,17,8,11,8,-10,-10,-12,-8,-15,-20,-15,-6,-58,-54,-70,-65,-90,-86,-86,-86,-94,-85,-86,-75,-100,-100,-100,-96,-101,-95,-120,-113,-123,-119,-129,-136,-180,-172,-164,-172,-170,-166,-164,-156,-160,-166,-173,-161,-164,-165,-152,-149,-250,-249,-243,-234,-229,-211,-315,-231,-249,-249,-252,-181,-172,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 dxe4 4. Nxe4 Nf6 5. Qe2 Nxe4 6. Qxe4 Qa5 {B11: Caro-Kann: Two Knights Variation.} 7. b4 Qd5 8. Qf4 {[#]} Qe6+ $146 ({Predecessor:} 8... Bf5 9. Bc4 Qd7 10. Ne5 Qc8 11. Nxf7 Rg8 12. Nh6 gxh6 13. Bxg8 Bg7 14. c3 Be6 15. Bxe6 Qxe6+ {1-0 (27) Tregubov,P (2537)-Dudzinski,P (2193) Chess.com INT 2022}) 9. Qe3 Qxe3+ 10. fxe3 Bf5 11. c4 e6 12. a3 a5 13. bxa5 ({Of course not} 13. Bb2 axb4 14. axb4 Rxa1+ 15. Bxa1 Bxb4 $15) 13... Rxa5 14. Bb2 Nd7 {[%cal Bb8d7,Bd7c5,Bc5a4][%mdl 32]} 15. d3 ({White should play} 15. Be2 $11) 15... Nc5 $15 16. e4 Bg6 17. Ne5 Na4 18. Nxg6 hxg6 19. Bc1 Bc5 20. Rb1 Ra7 21. Rb3 Bd4 22. Be2 e5 23. h3 Kd8 24. Rf1 f6 25. Kd2 Kc7 26. Kc2 Rha8 27. h4 (27. Kd2 $17 {was necessary.}) 27... Nc5 $19 28. Rb1 Rxa3 29. Bxa3 Rxa3 30. Rfc1 Ra2+ {[%mdl 1024] Black has strong compensation.} 31. Kd1 {[#]} Na4 $1 32. Rb3 Bb2 (32... Nc5 33. Rbb1 $17) 33. Rc2 {Kd2 is the strong threat.} Ra1+ 34. Kd2 Bd4 35. Bd1 (35. Bg4 $17) 35... Nc5 36. Rb4 f5 {Inhibits Bg4.} ({Not} 36... Ra3 37. Bf3) 37. exf5 gxf5 38. Be2 (38. h5 $142) 38... Ne6 39. Bf3 Bb6 {[#] Strongly threatening ...Ba5.} 40. Rbb2 Nd4 41. Rc1 Nxf3+ $2 ({Better is} 41... Ba5+ $19 42. Kd1 Ra3) 42. gxf3 $11 {The position is equal.} Be3+ $1 43. Kxe3 Rxc1 {[%mdl 4096] Endgame KR-KR} 44. Rg2 Rh1 45. Rxg7+ Kd6 46. Rxb7 Rxh4 47. Rf7 Ke6 {To avoid Rf6+} 48. Rc7 Kd6 49. Rg7 Rh6 50. Rg8 Ke6 51. Rc8 Kd6 52. Rd8+ Ke7 53. Rg8 Kd6 54. Rf8 Ke6 55. Rd8 Rh2 56. Re8+ Kd6 57. Rg8 f4+ 58. Ke4 {Black must now prevent Rg6+.} Re2+ 59. Kf5 Re3 60. Re8 Rxf3 {Threatens to win with ...Re3.} 61. Rxe5 Rxd3 62. c5+ Kd7 63. Kxf4 Rd1 64. Rf5 Ke6 {( -> ...Rf1+)} 65. Rh5 Rd5 66. Rh6+ Kd7 67. Rh7+ Kc8 68. Ke4 Rxc5 69. Kd4 Rc1 70. Rg7 Kb8 71. Rh7 Kc8 72. Rg7 Rd1+ 73. Kc5 Rd7 74. Rg6 Kb7 75. Rxc6 Rc7 76. Rxc7+ {Whites escaped into a draw.  Weighted Error Value: White=0.11 (very precise) /Black=0.09 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "3.3"]
[White "Johnson, Donald"]
[Black "Plotkin, Mark"]
[Result "0-1"]
[ECO "B39"]
[WhiteElo "2060"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "174"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,174,89,58,68,50,54,53,60,52,58,58,72,31,45,56,48,40,43,44,61,50,51,56,47,49,62,75,73,68,103,65,198,66,129,118,102,89,70,80,102,23,79,79,79,75,72,79,84,64,131,134,372,367,356,219,223,223,223,223,223,223,223,223,223,223,223,223,223,223,209,198,198,117,198,198,173,173,198,198,210,197,205,133,166,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,0,0,-9045,-695,-29978,-29979,-29978,-29979,-29979,-29980,-29983,-29984,-29984,-29985,-29985,-29986,-29986,-29987,-29987,-29988,-29987,-29987,-29988,-29989]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Qd2 d6 11. Be2 Bd7 12. O-O O-O 13. Rac1 Bc6 {B39: Sicilian: Maroczy Bind with 5...Bg7 and 7...Ng4.} 14. f3 a5 15. b3 Nc5 {White is slightly better.} 16. Rc2 Qb6 17. Rb1 Qb4 18. Kh1 ({White should try} 18. Qc1 $16 {aiming for a3.} Qb6 19. Rd2) 18... Rfc8 19. Qc1 Qb6 20. a3 {b4 is the strong threat.} Qd8 {[#]} 21. Bf1 $146 ({Predecessor:} 21. Nd5 e6 22. Nc3 e5 23. Nd5 a4 24. b4 Nb3 25. Qd1 Nd4 26. Bxd4 exd4 27. Bd3 {0-1 (51) Vrsek,I (2228)-Veleski,R (2232) Topusko 2014}) 21... Qf8 22. Nd5 Nd7 23. Qd2 e6 24. Nc3 Nf6 25. b4 axb4 26. axb4 Ra3 27. Rd1 Rd8 (27... Bd7 $14) 28. Bb6 (28. b5 $18) 28... Rda8 (28... Rc8 $1 $14) 29. b5 ({And not} 29. Qxd6 Qxd6 30. Rxd6 Nd7 $15) 29... Bd7 30. Qxd6 Qxd6 31. Rxd6 Be8 32. Bd4 (32. Nb1 $16 Ra1 33. Rc1) 32... Ra1 (32... Bf8 $11 33. e5 (33. Rb6 Ra1 $11) 33... Bxd6 34. exd6 Nd7) 33. Kg1 $36 {[%mdl 2048] Black is under strong pressure.} Nd7 34. Bxg7 Kxg7 35. Rcd2 Nc5 36. Rd8 Rxd8 (36... f5 $14) 37. Rxd8 Bd7 (37... Kf8 $16) 38. e5 $1 $18 Re1 39. Kf2 Rxe5 40. Ne4 $1 Rxe4 41. fxe4 {[%mdl 4096] Endgame KRB-KBN} e5 42. Ke3 Kf6 43. g3 Ke7 44. Ra8 Kd6 45. Ra1 Bg4 46. Ra2 Be6 47. h4 h5 48. Rh2 (48. Ra5 $18) 48... Nb3 (48... Na4 $16 {is a better defense.} 49. Ra2 Nc5) 49. Rc2 $1 Kc5 50. Ra2 $1 {Prevents Na5.} b6 51. Ra7 Na5 52. Kd2 $1 {And now Kc3 would win.} Kd4 {[#]} 53. Ra6 $1 Bxc4 {[#]} 54. Bxc4 (54. Be2 $1 $18 {[%cal Oa6a5] Strongly threatening Rxa5!} Kc5 55. Bxc4 Nxc4+ 56. Kd3) 54... Nxc4+ $16 {KR-KN} 55. Kc2 {Hoping for Ra7.} Kxe4 56. Kc3 Kd5 57. Ra7 Nd6 58. Kd3 Kc5 59. Rd7 Kd5 60. Ke3 Ke6 {[%csl LRb5,LRd7]} 61. Rc7 Nxb5 62. Rc6+ Kf5 63. Rxb6 Nd4 64. Rb7 f6 65. Rf7 Nc2+ 66. Kd3 Nb4+ 67. Ke3 Nd5+ 68. Kd3 e4+ 69. Kd4 Nb4 70. Rc7 $1 {Prevents Nc2+.} Nd3 71. Rc2 Ne5 72. Rf2+ Nf3+ 73. Ke3 g5 74. Ra2 Kg4 75. Kxe4 Kxg3 76. hxg5 fxg5 {[%cal Bf6g5,Bg5g4,Bg4g3][%mdl 32]} 77. Ra1 $2 {[%mdl 8192]} (77. Ra3 $11 g4 78. Kf5) 77... h4 $19 {White must now prevent ...h3.} 78. Kf5 h3 {Black mates.} 79. Rb1 h2 80. Ra1 g4 81. Rb1 Ng1 82. Rb3+ Kf2 83. Rb2+ Ne2 84. Rb1 g3 85. Rh1 Kg2 86. Re1 Ng1 87. Kg4 h1=Q {Black used his chance.  Weighted Error Value: White=0.17 (very precise) /Black=0.18 (very precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "3.4"]
[White "Rusonik, Max"]
[Black "Almeida Saenz, Alfonso"]
[Result "1/2-1/2"]
[ECO "B61"]
[WhiteElo "2141"]
[BlackElo "2259"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,44,58,54,53,39,28,25,49,13,13,24,28,27,26,20,29,13,67,61,94,60,89,48,54,16,20,0,47,0,18,0,31]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 Bd7 7. Qd2 Nxd4 {7...a6 is a critical line.} 8. Qxd4 Qa5 {B61: Sicilian: Richter-Rauzer: 6...Bd7 7 Qd2.} 9. Qd2 Rc8 10. f3 a6 {White has an edge.} 11. h4 h6 12. Be3 {[#]} g6 $146 ({Predecessor:} 12... e6 13. g4 b5 14. Bd3 b4 15. Ne2 d5 16. e5 Ng8 17. Nd4 Bc5 18. Nb3 Bxe3 19. Qxe3 {0-1 (42) Kayrak,M (1628)-Kostov,D (1830) Antalya 2019}) 13. O-O-O Bg7 14. Kb1 Be6 15. Nd5 Qa4 (15... Qxd2 $11 16. Rxd2 Nxd5 17. exd5 Bf5) 16. c4 $14 {[%cal Bc2c4,Bc4d5][%mdl 32] Threatens to win with Nb6. White is more active.} Bxd5 17. cxd5 h5 18. Bd3 (18. Bd4 $16) 18... Nd7 19. Bc2 Qb5 {[%csl Gg7][%cal Rb5b2] [#]} 20. Bd3 Qa4 21. Bc2 Qb5 {[%csl Gg7][%cal Rb5b2]} 22. Bd3 Qa4 {Weighted Error Value: White=0.18 (very precise) /Black=0.12 (very precise)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "3.5"]
[White "Mishra, Prateek"]
[Black "Ngo, Bach"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2128"]
[BlackElo "2306"]
[Annotator "RC"]
[PlyCount "58"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:59]} e5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:05]} a6 {[%emt 0:00:08]} 4. Ba4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:08]} 5. O-O {[%emt 0:00:04]} Be7 {[%emt 0:00:27]} 6. d3 {[%emt 0:00:07]} b5 {[%emt 0:00:20]} 7. Bb3 {[%emt 0:00:05]} d6 {[%emt 0:00:07]} 8. a3 {[%emt 0:00:05]} O-O {[%emt 0:00:10]} 9. Nc3 {[%emt 0:00:07]} Be6 {[%emt 0:00:10]} 10. Be3 {[%emt 0:00:56]} h6 {[%emt 0:14:30]} 11. Nd5 {[%emt 0:04:46]} Na5 {[%emt 0:00:45]} 12. Ba2 {[%emt 0:01:59]} Nxd5 {[%emt 0:03:01]} 13. exd5 {[%emt 0:01:08]} Bg4 {[%emt 0:00:17]} 14. h3 {[%emt 0:08:09]} Bh5 {[%emt 0:00:14]} 15. Qe1 {[%emt 0:23:26]} Bxf3 {[%emt 0:03:08]} 16. gxf3 {[%emt 0:04:10]} Nb7 {[%emt 0:02:05]} 17. Kh2 {[%emt 0:06:13]} Nc5 {[%emt 0:13:20]} 18. Rg1 {[%emt 0:02:48]} Kh7 {[%emt 0:11:03]} 19. c4 {[%emt 0:13:02]} f5 {[%emt 0:00:52]} 20. f4 {[%emt 0:17:08]} exf4 {[%emt 0:06:13]} 21. Bxf4 {[%emt 0:02:19]} Bf6 {[%emt 0:06:44]} 22. Qd2 {[%emt 0:01:14]} Bd4 {[%emt 0:02:43]} 23. Rae1 {[%emt 0:03:27]} Qh4 {[%emt 0:05:09]} 24. Rg3 {[%emt 0:05:56]} Rae8 {[%emt 0:01:51]} 25. Rxe8 {[%emt 0:00:22]} Rxe8 {[%emt 0:00:09]} 26. Be3 {[%emt 0:00:51]} Nd7 {[%emt 0:13:13]} 27. Bb3 {[%emt 0:01:23]} Ne5 {[%emt 0:01:21]} 28. Bxd4 {[%emt 0:01:20]} Qxd4 {[%emt 0:00:13]} 29. cxb5 {[%emt 0:00:50]} f4 {[%emt 0:00:25]} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "4.1"]
[White "Wang, Tianqi"]
[Black "Ngo, Bach"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2322"]
[BlackElo "2306"]
[Annotator "ChessBase"]
[PlyCount "94"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. b3 {[%emt 0:02:54]} Nf6 {[%emt 1:31:00]} 2. Bb2 {[%emt 0:00:07]} d5 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:20]} e6 {[%emt 0:00:00]} 4. c4 {[%emt 0:00:22]} Be7 {[%emt 0:00:00]} 5. e3 {[%emt 0:00:04]} O-O {[%emt 0:00:00]} 6. Nc3 {[%emt 0:00:08]} c5 {[%emt 0:00:00]} 7. cxd5 {[%emt 0:00:19]} Nxd5 {[%emt 0:00:00]} 8. Qc2 {[%emt 0:00:31]} Nc6 {[%emt 0:00:00]} 9. a3 {[%emt 0:00:07]} b6 {[%emt 0:00:00]} 10. h4 {[%emt 0:00:07]} h6 {[%emt 0:00:00]} 11. Nxd5 {[%emt 0:31:19]} exd5 {[%emt 0:00:00]} 12. d4 {[%emt 0:00:36]} Be6 {[%emt 0:00:00]} 13. Bb5 {[%emt 0:23:28]} Rc8 {[%emt 0:00:00]} 14. dxc5 {[%emt 0:04:37]} bxc5 {[%emt 0:00:00]} 15. O-O {[%emt 0:01:23]} Qb6 {[%emt 0:00:00]} 16. Bxc6 {[%emt 0:03:21]} Rxc6 {[%emt 0:00:00]} 17. Rfc1 {[%emt 0:01:24]} Rcc8 {[%emt 0:00:00]} 18. Qd3 {[%emt 0:04:53]} a5 {[%emt 0:00:00]} 19. Rab1 {[%emt 0:01:48]} Rfd8 {[%emt 0:00:00]} 20. Bc3 {[%emt 0:01:50]} d4 {[%emt 0:00:00]} 21. exd4 {[%emt 0:06:48]} cxd4 {[%emt 0:00:00]} 22. Bxd4 {[%emt 0:01:12]} Rxc1+ {[%emt 0:00:00]} 23. Rxc1 {[%emt 0:00:01]} Qxb3 {[%emt 0:00:00]} 24. Rc3 {[%emt 0:00:33]} Qa4 {[%emt 0:00:00]} 25. Qe3 {[%emt 0:00:44]} Bxh4 {[%emt 0:00:00]} 26. Rc7 {[%emt 0:05:36]} Bg5 {[%emt 0:00:00]} 27. Nxg5 {[%emt 0:05:18]} hxg5 {[%emt 0:00:00]} 28. Bc3 {[%emt 0:00:22]} Rd1+ {[%emt 0:00:00]} 29. Be1 {[%emt 0:00:06]} Qf4 {[%emt 0:00:00]} 30. Rc3 {[%emt 0:00:01]} a4 {[%emt 0:00:00]} 31. Qe2 {[%emt 0:00:27]} Qd6 {[%emt 0:00:00]} 32. Re3 {[%emt 0:00:12]} Ra1 {[%emt 0:00:00]} 33. Qb2 {[%emt 0:01:15]} Rd1 {[%emt 0:00:00]} 34. Qc2 {[%emt 0:00:21]} Qd4 {[%emt 0:00:00]} 35. Qc6 {[%emt 0:01:30]} Kh7 {[%emt 0:00:00]} 36. Qc2+ {[%emt 0:01:22]} Kg8 {[%emt 0:00:00]} 37. Qc6 {[%emt 0:00:09]} Qc4 {[%emt 0:00:00]} 38. Qxc4 {[%emt 0:00:18]} Bxc4 {[%emt 0:00:00]} 39. Kh2 {[%emt 0:00:01]} f5 {[%emt 0:00:00]} 40. Re5 {[%emt 0:00:18]} g6 {[%emt 0:00:11]} 41. Bb4 {[%emt 0:00:19]} Bb3 {[%emt 0:01:06]} 42. Re7 {[%emt 0:00:14]} Rd3 {[%emt 0:00:34]} 43. Re3 {[%emt 0:00:57]} Rd5 {[%emt 0:00:12]} 44. Re6 {[%emt 0:00:27]} Kf7 {[%emt 0:00:52]} 45. Rd6 {[%emt 0:00:25]} Re5 {[%emt 0:01:25]} 46. Bc3 {[%emt 0:00:08]} Re6 {[%emt 0:00:52]} 47. Rxe6 {[%emt 0:00:17]} Kxe6 {[%emt 0:00:09]} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "4.2"]
[White "Almeida Saenz, Alfonso"]
[Black "Mishra, Prateek"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2259"]
[BlackElo "2128"]
[Annotator "ChessBase"]
[PlyCount "84"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:01:23]} e5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:15]} Nc6 {[%emt 0:00:06]} 3. Bc4 {[%emt 0:00:20]} Bc5 {[%emt 0:00:14]} 4. c3 {[%emt 0:01:03]} Nf6 {[%emt 0:00:14]} 5. d3 {[%emt 0:01:13]} a5 {[%emt 0:01:34]} 6. O-O {[%emt 0:00:11]} d6 {[%emt 0:00:28]} 7. h3 {[%emt 0:00:57]} O-O {[%emt 0:00:28]} 8. Re1 {[%emt 0:00:32]} Be6 {[%emt 0:01:05]} 9. Nbd2 {[%emt 0:00:21]} a4 {[%emt 0:06:22]} 10. Bb5 {[%emt 0:00:54]} Qb8 {[%emt 0:00:43]} 11. Nf1 {[%emt 0:02:20]} Ra5 {[%emt 0:09:03]} 12. Bc4 {[%emt 0:02:58]} Qa7 {[%emt 0:05:27]} 13. Qc2 {[%emt 0:00:57]} Bxc4 {[%emt 0:16:46]} 14. dxc4 {[%emt 0:00:01]} Nd8 {[%emt 0:03:21]} 15. Bg5 {[%emt 0:00:58]} Nh5 {[%emt 0:03:12]} 16. Bxd8 {[%emt 0:00:20]} Rxd8 {[%emt 0:00:14]} 17. g3 {[%emt 0:00:35]} c6 {[%emt 0:08:14]} 18. Rad1 {[%emt 0:00:12]} Rb8 {[%emt 0:01:30]} 19. Re2 {[%emt 0:05:24]} b5 {[%emt 0:01:34]} 20. b4 {[%emt 0:00:14]} axb3 {[%emt 0:00:13]} 21. axb3 {[%emt 0:00:01]} b4 {[%emt 0:00:36]} 22. cxb4 {[%emt 0:00:30]} Rxb4 {[%emt 0:00:47]} 23. Kg2 {[%emt 0:01:28]} g6 {[%emt 0:01:57]} 24. Rd3 {[%emt 0:01:16]} Ng7 {[%emt 0:00:35]} 25. Qd2 {[%emt 0:00:16]} Ne6 {[%emt 0:01:57]} 26. Qh6 {[%emt 0:01:34]} Qe7 {[%emt 0:04:07]} 27. N1h2 {[%emt 0:00:24]} Ra3 {[%emt 0:01:42]} 28. Rb2 {[%emt 0:01:39]} f5 {[%emt 0:14:33]} 29. Nd2 {[%emt 0:11:53]} Bd4 {[%emt 0:00:34]} 30. Rc2 {[%emt 0:00:10]} Nc5 {[%emt 0:00:20]} 31. Rxd4 {[%emt 0:00:49]} exd4 {[%emt 0:00:19]} 32. exf5 {[%emt 0:00:06]} gxf5 {[%emt 0:02:45]} 33. Nhf3 {[%emt 0:00:24]} Nxb3 {[%emt 0:01:53]} 34. Rb2 {[%emt 0:01:03]} c5 {[%emt 0:00:25]} 35. Qf4 {[%emt 0:05:06]} Nxd2 {[%emt 0:01:21]} 36. Rxb4 {[%emt 0:00:44]} cxb4 {[%emt 0:02:40]} 37. Nxd2 {[%emt 0:00:03]} Rd3 {[%emt 0:02:13]} 38. g4 {[%emt 0:02:38]} fxg4 {[%emt 0:01:15]} 39. hxg4 {[%emt 0:00:07]} Qe5 {[%emt 0:01:19]} 40. Qh6 {[%emt 0:00:04]} b3 {[%emt 0:00:43]} 41. f3 {[%emt 0:03:17]} b2 {[%emt 0:00:27]} 42. Ne4 {[%emt 0:00:01]} b1=Q {[%emt 0:01:17]} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "4.3"]
[White "Plotkin, Mark"]
[Black "Rusonik, Max"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2400"]
[BlackElo "2141"]
[Annotator "ChessBase"]
[PlyCount "152"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:01:32]} Nf6 {[%emt 1:31:00]} 2. Nf3 {[%emt 0:00:25]} d5 {[%emt 0:00:00]} 3. g3 {[%emt 0:00:10]} e6 {[%emt 0:00:00]} 4. Bg2 {[%emt 0:00:04]} c5 {[%emt 0:00:00]} 5. O-O {[%emt 0:00:05]} Nc6 {[%emt 0:00:00]} 6. b3 {[%emt 0:00:22]} cxd4 {[%emt 0:00:00]} 7. Nxd4 {[%emt 0:00:14]} Bc5 {[%emt 0:00:00]} 8. Bb2 {[%emt 0:01:09]} Bd7 {[%emt 0:00:00]} 9. e3 {[%emt 0:01:21]} Rc8 {[%emt 0:00:00]} 10. Nd2 {[%emt 0:00:39]} Nxd4 {[%emt 0:00:00]} 11. exd4 {[%emt 0:00:43]} Bb4 {[%emt 0:00:00]} 12. c4 {[%emt 0:09:18]} Qa5 {[%emt 0:00:00]} 13. Nf3 {[%emt 0:00:34]} dxc4 {[%emt 0:00:00]} 14. a3 {[%emt 0:00:16]} Bd6 {[%emt 0:00:00]} 15. bxc4 {[%emt 0:00:09]} Rxc4 {[%emt 0:00:00]} 16. Ne5 {[%emt 0:00:08]} Bxe5 {[%emt 0:00:00]} 17. dxe5 {[%emt 0:00:03]} Nd5 {[%emt 0:00:00]} 18. Qd3 {[%emt 0:07:40]} Rc8 {[%emt 0:00:00]} 19. Rfd1 {[%emt 0:02:09]} Bc6 {[%emt 0:00:00]} 20. a4 {[%emt 0:17:17]} O-O {[%emt 0:00:00]} 21. Ba3 {[%emt 0:00:15]} Rfd8 {[%emt 0:00:00]} 22. Bd6 {[%emt 0:00:52]} Nc3 {[%emt 0:00:00]} 23. Bxc6 {[%emt 0:03:36]} Nxd1 {[%emt 0:00:00]} 24. Bf3 {[%emt 0:02:05]} Qe1+ {[%emt 0:00:00]} 25. Qf1 {[%emt 0:00:10]} Qxf1+ {[%emt 0:00:00]} 26. Kxf1 {[%emt 0:00:05]} Nb2 {[%emt 0:00:00]} 27. Bxb7 {[%emt 0:00:27]} Rc2 {[%emt 0:00:00]} 28. Ba6 {[%emt 0:17:54]} Nc4 {[%emt 0:01:26]} 29. Bxc4 {[%emt 0:00:44]} Rxc4 {[%emt 0:00:02]} 30. a5 {[%emt 0:00:23]} Rc2 {[%emt 0:01:47]} 31. Rb1 {[%emt 0:00:28]} Ra2 {[%emt 0:00:20]} 32. Bc7 {[%emt 0:01:21]} Rc8 {[%emt 0:02:02]} 33. Rb7 {[%emt 0:00:05]} Rc2 {[%emt 0:01:06]} 34. Bd6 {[%emt 0:01:14]} a6 {[%emt 0:00:23]} 35. Ra7 {[%emt 0:00:16]} R2c6 {[%emt 0:00:03]} 36. h4 {[%emt 0:00:46]} h5 {[%emt 0:00:23]} 37. Kg2 {[%emt 0:00:15]} Rc2 {[%emt 0:07:47]} 38. Rxa6 {[%emt 0:00:42]} Ra2 {[%emt 0:00:02]} 39. Kf3 {[%emt 0:06:40]} Rc3+ {[%emt 0:01:02]} 40. Kg2 {[%emt 0:00:06]} Rcc2 {[%emt 0:00:17]} 41. Kf3 {[%emt 0:00:11]} Rxf2+ {[%emt 0:00:29]} 42. Ke3 {[%emt 0:00:06]} Rg2 {[%emt 0:00:18]} 43. Kf3 {[%emt 0:00:09]} Kh7 {[%emt 0:00:33]} 44. Ra8 {[%emt 0:01:06]} Rg1 {[%emt 0:00:36]} 45. Bc5 {[%emt 0:00:31]} Rb1 {[%emt 0:00:37]} 46. a6 {[%emt 0:01:15]} Rb5 {[%emt 0:00:38]} 47. Bd4 {[%emt 0:00:23]} Rd5 {[%emt 0:00:26]} 48. Bb6 {[%emt 0:00:21]} Rxe5 {[%emt 0:00:56]} 49. a7 {[%emt 0:00:04]} Rb5 {[%emt 0:00:07]} 50. Rb8 {[%emt 0:00:47]} Rxb6 {[%emt 0:00:20]} 51. Rxb6 {[%emt 0:00:03]} Rxa7 {[%emt 0:00:15]} 52. Rb5 {[%emt 0:00:10]} Kh6 {[%emt 0:01:02]} 53. Re5 {[%emt 0:00:05]} Ra4 {[%emt 0:00:18]} 54. Rb5 {[%emt 0:00:22]} Rg4 {[%emt 0:00:29]} 55. Rb7 {[%emt 0:00:06]} Kg6 {[%emt 0:03:16]} 56. Rb5 f6 {[%emt 0:00:00]} 57. Ra5 {[%emt 0:00:15]} e5 {[%emt 0:00:00]} 58. Ra7 {[%emt 0:00:21]} Kf5 {[%emt 0:01:30]} 59. Rb7 {[%emt 0:00:06]} g6 {[%emt 0:00:00]} 60. Kg2 {[%emt 0:00:17]} Ra4 {[%emt 0:00:00]} 61. Kh3 {[%emt 0:00:07]} Rd4 {[%emt 0:00:00]} 62. Rb6 {[%emt 0:00:07]} Rd5 {[%emt 0:00:00]} 63. Kg2 {[%emt 0:00:45]} Rd2+ {[%emt 0:00:00]} 64. Kh3 {[%emt 0:00:40]} Rf2 {[%emt 0:00:13]} 65. Rb8 {[%emt 0:00:17]} e4 {[%emt 0:00:40]} 66. Re8 {[%emt 0:00:16]} Re2 {[%emt 0:00:43]} 67. Ra8 {[%emt 0:00:18]} e3 {[%emt 0:01:16]} 68. Ra5+ {[%emt 0:00:06]} Ke4 {[%emt 0:00:07]} 69. Ra4+ {[%emt 0:00:04]} Kd3 {[%emt 0:00:58]} 70. Ra3+ {[%emt 0:00:02]} Kd2 {[%emt 0:02:03]} 71. Ra2+ {[%emt 0:00:03]} Ke1 {[%emt 0:00:00]} 72. Ra1+ {[%emt 0:00:33]} Kf2 {[%emt 0:01:00]} 73. Ra6 {[%emt 0:00:02]} f5 {[%emt 0:00:00]} 74. Rxg6 {[%emt 0:01:03]} Re1 {[%emt 0:00:00]} 75. Kh2 {[%emt 0:00:08]} e2 {[%emt 0:00:00]} 76. Rg5 {[%emt 0:00:05]} Rh1+ {[%emt 0:00:00]} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "4.4"]
[White "Arjun, Vishnuvardhan"]
[Black "Johnson, Donald"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2268"]
[BlackElo "2060"]
[Annotator "ChessBase"]
[PlyCount "57"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. b4 {[%emt 0:10:07]} c6 {[%emt 0:02:23]} 2. e3 {[%emt 0:01:05]} Qb6 {[%emt 0:00:37]} 3. a3 {[%emt 0:02:14]} a5 {[%emt 0:00:09]} 4. b5 {[%emt 0:01:07]} cxb5 {[%emt 0:02:33]} 5. Nc3 {[%emt 0:00:08]} b4 {[%emt 0:00:19]} 6. axb4 {[%emt 0:06:10]} Qxb4 {[%emt 0:00:06]} 7. Ba3 {[%emt 0:09:26]} Qb6 {[%emt 0:02:21]} 8. Nd5 {[%emt 0:01:39]} Qc6 {[%emt 0:01:53]} 9. e4 {[%emt 0:01:31]} Na6 {[%emt 0:06:59]} 10. Nf3 {[%emt 0:24:04]} Qg6 {[%emt 0:10:04]} 11. Bd3 {[%emt 0:01:51]} e6 {[%emt 0:13:13]} 12. Bxf8 {[%emt 0:03:58]} Kxf8 {[%emt 0:01:11]} 13. Nb6 {[%emt 0:00:29]} Rb8 {[%emt 0:00:51]} 14. Rxa5 {[%emt 0:07:28]} Qxg2 {[%emt 0:08:59]} 15. Rg1 {[%emt 0:00:43]} Qh3 {[%emt 0:00:24]} 16. Rg3 {[%emt 0:00:23]} Qh6 {[%emt 0:00:19]} 17. Qb1 {[%emt 0:00:26]} Qf4 {[%emt 0:04:35]} 18. Nxc8 {[%emt 0:05:15]} Rxc8 {[%emt 0:05:56]} 19. Qxb7 {[%emt 0:00:18]} Rb8 {[%emt 0:01:25]} 20. Qxa6 {[%emt 0:00:12]} Nf6 {[%emt 0:00:07]} 21. e5 {[%emt 0:02:25]} Ne4 {[%emt 0:01:06]} 22. Ra4 {[%emt 0:01:49]} f5 {[%emt 0:02:56]} 23. Bxe4 {[%emt 0:01:46]} Rb1+ {[%emt 0:00:16]} 24. Ke2 {[%emt 0:00:03]} g5 {[%emt 0:00:54]} 25. Qd6+ {[%emt 0:00:48]} Ke8 {[%emt 0:00:15]} 26. Ra8+ {[%emt 0:00:03]} Kf7 {[%emt 0:00:03]} 27. Qxd7+ {[%emt 0:00:14]} Kg6 {[%emt 0:00:04]} 28. Qxe6+ {[%emt 0:00:24]} Kh5 {[%emt 0:00:02]} 29. Rxg5+ {[%emt 0:00:12]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.18"]
[Round "4.5"]
[White "Adewumi, Tanitoluwa"]
[Black "Poliannikov, Danila"]
[Result "1-0"]
[ECO "A65"]
[WhiteElo "2190"]
[BlackElo "2273"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:03]} 2. c4 {[%emt 0:00:10]} c5 {[%emt 0:00:03]} 3. d5 {[%emt 0:00:05]} e6 {[%emt 0:00:02]} 4. Nc3 {[%emt 0:00:06]} exd5 {[%emt 0:00:02]} 5. cxd5 {[%emt 0:00:07]} d6 {[%emt 0:00:01]} 6. e4 {[%emt 0:00:07]} g6 {[%emt 1:33:19]} 7. Be2 {[%emt 0:00:05]} Bg7 {[%emt 0:00:00]} 8. Be3 {[%emt 0:00:17]} O-O {[%emt 0:00:00]} 9. Nf3 {[%emt 0:00:06]} Bg4 {[%emt 0:00:00]} 10. Nd2 {[%emt 0:00:09]} Bxe2 {[%emt 0:00:00]} 11. Qxe2 {[%emt 0:00:01]} Qe7 {[%emt 0:00:00]} 12. O-O {[%emt 0:02:14]} Nbd7 {[%emt 0:00:00]} 13. Rae1 {[%emt 0:02:20]} a6 {[%emt 0:00:00]} 14. a4 {[%emt 0:00:01]} Ne8 {[%emt 0:00:00]} 15. f4 {[%emt 0:11:59]} Nc7 {[%emt 0:00:00]} 16. e5 {[%emt 0:19:43]} dxe5 {[%emt 0:00:00]} 17. Nde4 {[%emt 0:02:51]} exf4 {[%emt 0:00:00]} 18. Bxf4 {[%emt 0:00:02]} Ne8 {[%emt 0:00:00]} 19. Qd2 {[%emt 0:25:39]} Qd8 {[%emt 0:06:30]} 20. Kh1 {[%emt 0:07:12]} Nef6 {[%emt 0:00:00]} 21. Bd6 {[%emt 0:10:02]} Re8 {[%emt 0:00:00]} 22. Qf4 {[%emt 0:00:58]} Kh8 {[%emt 0:00:00]} 23. Bc7 {[%emt 0:01:01]} Qe7 {[%emt 0:00:00]} 24. Bd6 {[%emt 0:02:42]} Qd8 {[%emt 0:00:00]} 25. Ng5 {[%emt 0:03:45]} Kg8 {[%emt 0:00:00]} 26. Bc7 {[%emt 0:00:09]} Rxe1 {[%emt 0:00:00]} 27. Rxe1 {[%emt 0:00:34]} Qf8 {[%emt 0:00:00]} 28. Bd6 {[%emt 0:04:11]} Nh5 {[%emt 0:00:00]} 29. Qf1 {[%emt 0:07:34]} Qxd6 {[%emt 0:00:00]} 30. Qxf7+ {[%emt 0:00:25]} Kh8 {[%emt 0:00:00]} 31. Nce4 {[%emt 0:00:26]} Qf4 {[%emt 0:00:49]} 32. Qxd7 {[%emt 0:00:28]} Rf8 {[%emt 0:00:01]} 33. g3 {[%emt 0:00:34]} Qf5 {[%emt 0:01:27]} 34. Qxf5 {[%emt 0:00:01]} gxf5 {[%emt 0:00:22]} 35. Nxc5 {[%emt 0:00:06]} Bf6 {[%emt 0:03:58]} 36. Nge6 {[%emt 0:00:17]} Rb8 {[%emt 0:01:01]} 37. d6 {[%emt 0:00:12]} Ng7 {[%emt 0:00:05]} 38. d7 {[%emt 0:00:48]} Kg8 {[%emt 0:01:16]} 39. Nxg7 {[%emt 0:00:13]} Kxg7 {[%emt 0:00:23]} 40. Re8 {[%emt 0:00:45]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "5.1"]
[White "Poliannikov, Danila"]
[Black "Wang, Tianqi"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2273"]
[BlackElo "2322"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,81,16,4,3,-2,8,0,3,-60,72,95,89,80,63,85,194,54,56,39,81,75,70,70,53,0,26,19,32,18,32,8,123,122,310,244,319,328,303,81,89,10,6,12,21,13,401,381,611,430,732,147,147,158,158,166,166,132,149,142,1358,1202,508,482]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Nc2 Bg7 8. Be2 O-O 9. O-O Nd7 10. Bd2 Nc5 11. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Bxc3 {B37: Sicilian: Maroczy Bind with 5...Bg7, sidelines.} 12. Bxc3 Nxe4 13. Bb2 e5 {[#] The position is equal. The main line 13...e5 scores better than 13...Be6.} 14. Kh1 $146 (14. Bd3 $11 Nf6 15. b5) ({Predecessor:} 14. Bf3 f5 15. Qd5+ Rf7 16. Rad1 Ng5 17. Be2 Be6 18. Qxd6 Rd7 19. Qc5 Ne4 20. Qe3 {½-½ (75) Svidler,P (2723)-Vidit,S (2726) chess24.com INT 2020}) 14... a5 (14... Qb6 $15 {keeps the upper hand.} 15. Qe1 Bf5) 15. f3 $16 Nf6 16. b5 Ne7 17. f4 Ne4 (17... Bf5 $16) 18. fxe5 (18. Bf3 $1 $18 {[%cal Rf3e4]} f5 19. fxe5 dxe5 20. Bxe4 (20. Bxe5 Qxd1 21. Raxd1 Be6 $11) 20... Qxd1 21. Raxd1 (21. Rfxd1 fxe4 22. Bxe5 Be6 $11) 21... fxe4 22. Rxf8+ (22. Bxe5 Be6 $11) 22... Kxf8 23. Rd8+ (23. Bxe5 Be6 $11) 23... Kf7 24. Bxe5) 18... dxe5 $14 19. Bxe5 Nf5 (19... Re8 $14) 20. Qxd8 $16 Rxd8 21. Bf3 $1 Re8 22. Bb2 (22. Bxe4 Rxe5 23. Rfe1 Nd6 $11) (22. Bc7 $14) 22... b6 (22... Nd2 23. Rfe1 Rxe1+ 24. Rxe1 $16) 23. Rad1 Bb7 24. Rd7 Rab8 25. Nd4 {[%cal Bc2d4,Bd4f5,Bf5h6][%mdl 32]} Nc5 (25... Nh4 $11) 26. Nxf5 Nxd7 $2 (26... gxf5 $16 27. Rc7 Bxf3 28. gxf3 Re6) 27. Nh6+ $18 Kf8 28. Bxb7 {[%csl Gh6][%cal Rf1f7] This bishop pair is nice.} Re2 29. Ba3+ (29. Rxf7+ Ke8 30. Bc3 Rxb7 31. Rxh7 Rc2 $17) (29. Bc6 $18 f5 30. Bc3 (30. Bxd7 Rxb2 31. Ng4 Rxa2 $11)) 29... Kg7 $16 {[#]} 30. Bc6 ({Don't blunder} 30. Rxf7+ $2 Kxh6 31. h4 (31. Bc1+ $2 g5 $19) 31... Rxb7 $19) (30. Bf3 $1 $16 {[%cal Rf3e2]} Rxa2 31. Bc1) 30... Ne5 $1 $132 {[%mdl 2048] [#] Black puts up resistance} ({Not} 30... Kxh6 31. Bxd7 Rxa2 32. Bc1+ Kg7 33. Bf4 $18) 31. Bd6 $1 Nxc6 32. bxc6 Rc8 {[%mdl 8192]} (32... Rbe8 $11 {and Black stays safe.}) 33. Nxf7 $18 {Be5+ is the strong threat.} Rce8 {Inhibits Be5+.} (33... Rxc6 34. Be5+ Rxe5 35. Nxe5 Re6) 34. c5 bxc5 (34... Rf2 $142 35. Kg1 Rxf1+ 36. Kxf1 bxc5) 35. Be5+ $2 R2xe5 $16 36. Nxe5 Rxe5 {KR-KR} 37. c7 Re8 {[#]} 38. Rc1 $1 {Strongly threatening Kg1.} Rc8 39. Rxc5 {Threatens to win with Kg1. White is more active.} a4 $2 {[%mdl 8192]} (39... Kf6 $16 40. h4 Ke6) 40. Kg1 $18 Kf6 41. Kf2 {Weighted Error Value: White=0.57/Black=0.65} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "5.2"]
[White "Johnson, Donald"]
[Black "Adewumi, Tanitoluwa"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2060"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,120,12,35,11,10,12,14,-6,0,0,35,0,14,29,56,6,41,15,61,62,69,58,64,58,95,42,46,41,52,51,46,42,55,60,48,45,108,12,12,13,30,14,15,18,82,81,70,70,81,89,76,78,89,66,89,-6,-3,0,-6,-5,-4,-4,-3,-3,-3,-4,-4,-2,0,-8,0,0,0,-3,-3,-118,-118,-118,-118,-99,-77,-87,-92,-1227,-1250,-1153,-982,-750,-475,-29970,-29965,-29979,-29980,-29980,-29981,-29981,-29982,-29982,-29983,-29983,-29984,-29984,-29985,-29985,-29983,-29986,-29987,-29987,-29988,-29988,-29989,-29989,-29990]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 Qc7 6. O-O {B40: Sicilian: 2...e6, Unusual lines.} Be7 7. c3 d5 8. e5 {The position is equal.} Nd7 {[%cal Rd7e5]} 9. d4 b6 10. Rd1 (10. Na3 $5 {[%cal Ra3b5]}) 10... Bb7 {[#]} 11. Na3 $146 ({Predecessor:} 11. Bf4 h6 12. h4 O-O-O 13. Na3 a6 14. c4 Nb4 15. cxd5 Nxd5 16. Bd2 Kb8 17. Rac1 {½-½ (33) Liang,J (2351)-Prasanna Raghuram,R (2435) Dulles 2021}) 11... cxd4 12. cxd4 ({White should play} 12. Nb5 $14 Qb8 13. cxd4) 12... a6 (12... Bxa3 $5 13. bxa3 O-O $14) 13. Bg5 Bf8 (13... b5 $11) 14. Rac1 $14 b5 15. Nc2 h6 16. Be3 a5 17. Qxb5 (17. Nh4 $16) 17... Ba6 18. Qb3 Bc4 19. Qc3 Bb4 20. Nxb4 axb4 21. Qc2 {And now b3 would win.} Rxa2 22. Nd2 {Prevents b3.} Nb6 ({Black should try} 22... Bb5 $14) 23. Nxc4 (23. Bf1 $1 $16 {[%cal Rd2c4]} b3 24. Nxb3) 23... Nxc4 $11 24. Bf1 N6a5 (24... Rxb2 $2 25. Qa4 Qd7 26. Bxc4 dxc4 27. Rxc4 $18) (24... Nxb2 $2 25. Rd2 (25. Bb5 O-O $14) 25... O-O 26. Qxc6 $18) 25. Ra1 b3 ({Don't play} 25... Rxb2 26. Qa4+ Ke7 27. Bc1 $14) 26. Qc3 $36 {[%mdl 2048] White is more active.} Rxa1 (26... O-O $11 {keeps the balance.}) 27. Rxa1 $16 {aiming for Bxc4.} O-O 28. Bd2 {[%cal Ra1a5]} Nc6 29. Bxc4 dxc4 30. Qxc4 Qb7 31. Bc3 Rc8 {[%cal Oc6e5]} 32. d5 (32. Qa6 $16 Qd7 33. Ra4) 32... Ne7 $11 {[%csl LRc4,LRd5]} 33. Qb4 Qxb4 34. Bxb4 Nxd5 {[%mdl 4096] Endgame KRB-KRN} 35. Ba3 g5 36. Rd1 Kg7 37. Rd3 Rb8 38. Bd6 Rb6 39. h3 Rb5 40. Kg2 Nb6 41. Rd4 Nd7 42. Rb4 (42. Rd3 $11) 42... Rxb4 $17 43. Bxb4 {[#] KB-KN} Kg6 $1 44. Bc3 Kf5 {White must now prevent ...Ke4.} 45. Kf3 Nxe5+ 46. Bxe5 $2 {[%mdl 8192] This move loses the game for White.} (46. Ke3 $17) 46... Kxe5 {KP-KP} 47. Ke3 f5 {[%cal Bf7f5,Bf5f4,Bf4f3][%mdl 32]} 48. Kd3 f4 {...h5 is the strong threat.} 49. h4 (49. Kc3 $19 Ke4 50. Kxb3) 49... f3 {Black mates.} 50. hxg5 hxg5 51. Kc4 Ke4 52. Kc3 g4 53. Kc4 e5 {[%cal Be6e5,Be5e4,Be4e3,Be3f2][%mdl 32]} 54. Kc3 {[#]} Kd5 $1 55. Kd3 e4+ 56. Ke3 Ke5 57. Kd2 Kd4 58. Ke1 Kd3 59. Kd1 e3 60. Ke1 exf2+ {Weighted Error Value: White=0.38/Black=0.16 (very precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "5.3"]
[White "Rusonik, Max"]
[Black "Arjun, Vishnuvardhan"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2141"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,31,43,33,30,40,41,29,18,8,2,-8,0,-43,-39,-37,-32,-29,6,8,35,20,22,28,37,23,66,60,62,66,50,24,127,0,25,0,0,0,0,0,13,-19,-12,-18,-10,-15,-10,-16,0,-46,-45,-67,-69,-66,-54,-57,-60,-62,-62,-61,-53,-149,-40,-93,-93,-93,-87,-93,-92,-168,-134,-312,-230,-810,-809,-737,-671,-12837,-12837,-12840,-12841,-12841,-12841,-12842,-12842,-12843,-12844,-12845,-12844,-12845,-12844,-12844,-3311]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. g4 b5 6. Bg2 {[%cal Oe4e5] B06: Modern Defence.} Bb7 7. h4 h6 {[#]} 8. Nh3 $146 {White is slightly better.} ({Predecessor:} 8. h5 g5 9. Nge2 Nd7 10. Ng3 e6 11. f4 gxf4 12. Bxf4 Nb6 13. Qd3 Nf6 14. g5 {0-1 (41) Dominguez Perez,L (2758)-Artemiev,V (2704) chess24.com INT 2021}) 8... Nd7 9. g5 hxg5 10. hxg5 c5 11. Ne2 (11. Qd2 $11 {should be considered.}) 11... Qa5+ (11... cxd4 {keeps more tension.} 12. Bxd4 e5 13. Be3 Nc5 14. f3 Ne7) 12. Qd2 Qxd2+ 13. Kxd2 Rc8 14. c3 Nb6 15. b3 {To avoid Nc4+} e6 16. Nhf4 Rxh1 17. Rxh1 e5 (17... Ne7 $11 {was preferrable.}) 18. dxe5 Bxe5 19. Nd3 Bg7 $1 20. Nef4 Nd7 (20... Ne7 $11) 21. Rc1 (21. Rh7 $16 Kf8 22. Bh3) 21... a5 22. Nd5 Ne7 23. Bf4 c4 24. bxc4 bxc4 {[#] Threatens to win with ...Nxd5.} 25. Ne1 Bxd5 26. exd5 Nb6 27. Bxd6 Nbxd5 28. Bxe7 Nxe7 29. Nc2 (29. Rb1 $11) 29... Rd8+ $15 30. Ke2 Bxc3 {...Rd2+ is the strong threat.} 31. Ne3 {[%csl LRc3,LRc4]} Rd2+ 32. Kf1 Bd4 {Strongly threatening ...Bxe3.} 33. Rxc4 Bxe3 34. fxe3 Rxa2 {[%mdl 4096] Endgame White must now prevent ...Nf5. KRB-KRN} 35. Rc7 {[#]} (35. Be4 $15) 35... Rb2 (35... Nf5 $1 $17 {[%cal Rf5e3]} 36. Bc6+ Kf8 37. Rxf7+ Kxf7 38. Bd5+ Kg7 39. Bxa2 Ng3+ 40. Ke1 Ne4) 36. Ra7 ({White should play} 36. Rc5 $1 $15) 36... Rb5 $17 37. Ra8+ Kd7 38. Ra7+ Kd6 39. Ra6+ (39. Bf3 $17) 39... Ke5 40. Rf6 $2 {This costs White the game.} (40. Ke2 $17) 40... Nf5 41. Bc6 $2 (41. Ba8) 41... Rb6 $19 {Black is clearly winning.} 42. Ke2 Ne7 43. Be8 Rxf6 44. gxf6 Kxf6 {KB-KN} 45. Kf3 Nf5 46. e4 Nd6 47. Bc6 Ke5 48. Ke3 g5 49. Kf3 f6 50. Ke3 Nc4+ {Weighted Error Value: White=0.55/Black=0.15 (very precise)} (50... a4 $142 51. Bxa4 Nxe4) 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "5.4"]
[White "Mishra, Prateek"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "C42"]
[WhiteElo "2128"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,111,44,37,64,74,83,52,58,51,68,49,48,43,52,46,41,53,43,43,64,53,85,85,75,21,26,17,45,40,169,172,167,169,178,137,149,145,186,161,267,222,215,223,283,231,275,309,424,415,418,416,407,400,590,588,601,588,1031,934,1214,1166,962,696,706,737,728,695,701,673,814,777,1314,1195,2286,1357,1312,1229,1081,1068,1367,1299,1061,1048,1093,963,1152,1138,1020,906,1162,1136,29976,1824,29991,29991,29992,29993]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 Be7 6. Bd3 d5 7. O-O O-O 8. Re1 Nd6 {8...Bf5 is the modern continuation.} 9. Bf4 Bg4 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 10. h3 Bh5 11. Nbd2 Nd7 {White is slightly better.} 12. c3 Nf6 {[#]} 13. Qc2 $146 {White is much more active. Black has bad knights.} (13. Qb3 {keeps more tension.} a5 14. Ne5 a4 15. Qc2 c6 16. Bg5) ({Predecessor:} 13. Qb3 Bg6 14. Bxg6 hxg6 15. Be5 c6 16. Bxd6 Bxd6 17. Qxb7 Rb8 18. Qxc6 Rxb2 19. Reb1 {1-0 (45) Krivokapic,M (2342)-Ilincic,Z (2451) Budapest 2007}) 13... Bg6 14. Bxg6 hxg6 15. Ne5 Re8 16. Re2 a5 17. a4 Ra6 18. Rae1 Nf5 19. g4 Nd6 20. f3 {To avoid Nde4} (20. Kg2 $16) 20... Nh7 $11 21. Nd3 $36 {[%mdl 2048] White is pushing.} Ra8 22. Qb3 Bh4 {Black cannot hold the game after this.} (22... g5 $14) 23. Rxe8+ $18 Nxe8 24. Re5 ({Avoid the trap} 24. Qxb7 $2 Bxe1 25. Nxe1 Rb8 $19) 24... Nd6 25. Qxd5 ({White should try} 25. Rxd5 $18 Nf6 26. Re5) 25... c6 $16 26. Qb3 Nf6 (26... Bg5 $16 27. Bxg5 Nxg5) 27. Re2 $18 Nfe8 (27... b5 $142 28. Bh2 g5) 28. Ne4 Nxe4 29. fxe4 {[%cal Bf3e4,Be4e5][%mdl 32]} ({But not} 29. Rxe4 $6 Nf6 $16) 29... Qe7 30. Kg2 Rd8 31. Nc5 Nd6 32. Bxd6 Qxd6 33. e5 Qe7 34. Qxb7 Qg5 (34... Qxb7 $142 35. Nxb7 Ra8) 35. Qxc6 Qc1 36. e6 {[#] White wants to mate with exf7+.} fxe6 37. Nxe6 {aiming for Qc7.} Qd1 38. Qc4 Rb8 39. Nf4+ {[%cal Be6f4,Bf4d3,Bd3c5,Bc5b7][%mdl 32]} Kh7 40. Qd3 {Prevents Qb1.} Qxd3 41. Nxd3 {[%mdl 4096] Endgame KRB-KRN} Bf6 42. d5 Kh6 43. Kf3 Kg5 44. Nc5 {[%cal Oh3h4] Threatens to win with h4+!} Kh4 45. Kg2 {Hoping for d6.} Rd8 46. Rd2 Be5 47. Nb7 {[%csl LRa5,LRd8]} Rb8 48. Nxa5 {Nc6 is the strong threat.} Bf4 49. Rc2 Re8 50. c4 Re3 51. Rc3 {Strongly threatening Rxe3.} Re1 52. Rf3 g5 53. Nc6 {Intending Nd4 and mate.} g6 {[#]} 54. Nd4 (54. Rxf4 $142 $1 Re3 (54... Re2+ 55. Rf2) 55. Rf3 Re2+ 56. Rf2 Re3 57. a5 Rg3+ 58. Kf1 Rd3 59. a6) 54... Rb1 55. Rxf4 {[%cal Rd4f3]} Rxb2+ 56. Rf2 {Weighted Error Value: White=0.18 (very precise) /Black=0.40} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "5.5"]
[White "Ngo, Bach"]
[Black "Almeida Saenz, Alfonso"]
[Result "1-0"]
[ECO "D50"]
[WhiteElo "2306"]
[BlackElo "2259"]
[Annotator "RC"]
[PlyCount "149"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 1:31:00]} d5 {[%emt 1:31:00]} 2. Nf3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 4. Nc3 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 5. cxd5 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 6. Qxd4 {[%emt 0:00:00]} exd5 {[%emt 0:00:00]} 7. Bg5 {[%emt 0:00:00]} Be7 {[%emt 0:00:00]} 8. e3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:00]} 9. Bb5 {[%emt 0:00:00]} O-O {[%emt 0:00:00]} 10. Qd3 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 11. Ba4 {[%emt 0:00:00]} Bg4 {[%emt 0:00:00]} 12. Bxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:00]} 13. Ne5 {[%emt 0:00:00]} Qc8 {[%emt 0:00:00]} 14. Nxg4 {[%emt 0:00:00]} Qxg4 {[%emt 0:00:00]} 15. Bxf6 {[%emt 0:00:00]} Bxf6 {[%emt 0:00:00]} 16. O-O {[%emt 0:00:00]} Rfd8 {[%emt 0:00:00]} 17. Rac1 {[%emt 0:00:00]} d4 {[%emt 0:00:00]} 18. Qc4 {[%emt 0:00:00]} Rd6 {[%emt 0:00:00]} 19. Ne2 {[%emt 0:00:00]} h5 {[%emt 0:00:00]} 20. Nxd4 {[%emt 0:00:00]} Bxd4 {[%emt 0:00:00]} 21. exd4 {[%emt 0:00:00]} Rg6 {[%emt 0:00:00]} 22. g3 {[%emt 0:00:00]} h4 {[%emt 0:00:00]} 23. d5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:00]} 24. Qxd5 {[%emt 0:00:00]} Rb8 {[%emt 0:00:00]} 25. Rc7 {[%emt 0:00:00]} Qe6 {[%emt 0:00:00]} 26. Qxe6 {[%emt 0:00:00]} Rxe6 {[%emt 0:00:00]} 27. Rc2 {[%emt 0:00:00]} h3 {[%emt 0:00:00]} 28. Rfc1 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 29. Kf1 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 30. b3 {[%emt 0:00:00]} Ra5 {[%emt 0:00:00]} 31. Rd1 {[%emt 0:00:00]} Kg7 {[%emt 0:00:00]} 32. Rdd2 {[%emt 0:00:00]} g5 {[%emt 0:00:00]} 33. f3 {[%emt 0:00:00]} Kg6 {[%emt 0:00:00]} 34. Kf2 {[%emt 0:00:00]} Rf5 {[%emt 0:00:00]} 35. g4 {[%emt 0:00:00]} Rf4 {[%emt 0:00:00]} 36. Rc4 {[%emt 0:00:00]} Rff6 {[%emt 0:00:00]} 37. Rc3 {[%emt 0:00:00]} Re4 {[%emt 0:00:00]} 38. Kg3 {[%emt 0:00:00]} Re1 {[%emt 0:00:00]} 39. Kxh3 {[%emt 0:00:00]} Rg1 {[%emt 0:00:00]} 40. Rg2 {[%emt 0:00:00]} Rf1 {[%emt 0:00:00]} 41. Kg3 {[%emt 0:00:00]} Rd6 {[%emt 0:00:00]} 42. Rgc2 {[%emt 0:00:00]} Rg1+ {[%emt 0:00:00]} 43. Kf2 {[%emt 0:00:00]} Rdd1 {[%emt 0:00:00]} 44. Ke3 {[%emt 0:00:00]} Rde1+ {[%emt 0:00:00]} 45. Kd4 {[%emt 0:00:00]} Rd1+ {[%emt 0:00:00]} 46. Kc5 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 47. Kb6 {[%emt 0:00:00]} fxg4 {[%emt 0:00:00]} 48. fxg4 {[%emt 0:00:00]} Rxg4 {[%emt 0:00:00]} 49. Kxa6 {[%emt 0:00:00]} Rb4 {[%emt 0:00:00]} 50. Rc6+ {[%emt 0:00:00]} Kh5 {[%emt 0:00:00]} 51. Rb6 {[%emt 0:00:00]} Rh4 {[%emt 0:00:00]} 52. Rb8 {[%emt 0:00:00]} Rd6+ {[%emt 0:00:00]} 53. Kb5 {[%emt 0:00:00]} Rf4 {[%emt 0:00:00]} 54. b4 {[%emt 0:00:00]} Rd5+ {[%emt 0:00:00]} 55. Kc6 {[%emt 0:00:00]} Re5 {[%emt 0:00:00]} 56. b5 {[%emt 0:00:00]} Rf6+ {[%emt 0:00:00]} 57. Kd7 {[%emt 0:00:00]} Rf7+ {[%emt 0:00:00]} 58. Kd6 {[%emt 0:00:00]} Rfe7 {[%emt 0:00:00]} 59. b6 {[%emt 0:00:00]} R7e6+ {[%emt 0:00:00]} 60. Kd7 {[%emt 0:00:00]} Re7+ {[%emt 0:00:00]} 61. Kc6 {[%emt 0:00:00]} R7e6+ {[%emt 0:00:00]} 62. Kb7 {[%emt 0:00:00]} Ra5 {[%emt 0:00:00]} 63. Rbc8 {[%emt 0:00:00]} Kh4 {[%emt 0:00:00]} 64. R8c6 {[%emt 0:00:00]} Re7+ {[%emt 0:00:00]} 65. Rc7 {[%emt 0:00:00]} Re6 {[%emt 0:00:00]} 66. Rb2 {[%emt 0:00:00]} g4 {[%emt 0:00:00]} 67. Kb8 {[%emt 0:00:00]} Rf6 {[%emt 0:00:00]} 68. Rd7 {[%emt 0:03:37]} Rf8+ {[%emt 0:00:00]} 69. Kc7 {[%emt 0:00:37]} Rc5+ {[%emt 0:00:00]} 70. Kd6 {[%emt 0:00:20]} Rcf5 {[%emt 0:00:00]} 71. b7 {[%emt 0:00:36]} R8f6+ {[%emt 0:00:00]} 72. Ke7 {[%emt 0:00:21]} Rf7+ {[%emt 0:00:00]} 73. Kd8 {[%emt 0:00:13]} Rf8+ {[%emt 0:00:00]} 74. Kc7 {[%emt 0:00:07]} Rc5+ {[%emt 0:00:00]} 75. Kd6 {[%emt 0:00:12]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "6.1"]
[White "Wang, Tianqi"]
[Black "Almeida Saenz, Alfonso"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2322"]
[BlackElo "2259"]
[Annotator "NA"]
[PlyCount "49"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:05]} c5 {[%emt 0:02:15]} 2. Nc3 {[%emt 0:00:08]} d6 {[%emt 0:00:29]} 3. f4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:08]} 4. Nf3 {[%emt 0:00:09]} g6 {[%emt 0:00:17]} 5. Bc4 {[%emt 0:00:08]} Bg7 {[%emt 0:00:09]} 6. O-O {[%emt 0:00:06]} Nf6 {[%emt 0:01:12]} 7. d3 {[%emt 0:00:08]} Be6 {[%emt 0:00:22]} 8. Bb5 {[%emt 0:10:01]} Qb6 {[%emt 0:05:04]} 9. Qe1 {[%emt 0:01:32]} a6 {[%emt 0:00:18]} 10. Ba4 {[%emt 0:01:45]} O-O {[%emt 0:01:25]} 11. Bxc6 {[%emt 0:02:54]} Qxc6 {[%emt 0:00:07]} 12. Qh4 {[%emt 0:00:08]} c4 {[%emt 0:24:13]} 13. f5 {[%emt 0:05:07]} gxf5 $11 {[%emt 0:01:11]} 14. Bh6 {[%emt 0:00:49]} Bxh6 {[%emt 0:02:20]} 15. Qxh6 {[%emt 0:00:41]} Qb6+ {[%emt 0:00:00]} 16. d4 {[%emt 0:09:06]} Qxb2 {[%emt 0:00:32]} 17. Na4 {[%emt 0:08:23]} Qxc2 {[%emt 0:01:05]} 18. Ng5 {[%emt 0:05:36]} Qe2 {[%emt 0:02:02]} 19. Rf3 {[%emt 0:08:25]} Qd2 {[%emt 0:00:45]} 20. Raf1 {[%emt 0:03:16]} Qxd4+ {[%emt 0:00:33]} 21. Kh1 {[%emt 0:00:18]} Rfc8 {[%emt 0:03:51]} 22. Rg3 {[%emt 0:02:54]} Ng4 {[%emt 0:01:28]} 23. Rxg4 {[%emt 0:00:35]} Qg7 {[%emt 0:00:03]} 24. Nxe6 {[%emt 0:01:03]} Qxg4 {[%emt 0:00:06]} 25. Ng5 {[%emt 0:00:03]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "6.2"]
[White "Plotkin, Mark"]
[Black "Ngo, Bach"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2400"]
[BlackElo "2306"]
[Annotator "NA"]
[PlyCount "204"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 0:07:46]} Nf6 {[%emt 0:00:10]} 2. Nc3 {[%emt 0:00:05]} e6 {[%emt 0:00:15]} 3. Nf3 {[%emt 0:01:20]} d5 {[%emt 0:02:47]} 4. e3 {[%emt 0:00:56]} Be7 {[%emt 0:00:39]} 5. d4 {[%emt 0:01:44]} O-O {[%emt 0:00:25]} 6. Bd3 {[%emt 0:02:45]} dxc4 {[%emt 0:02:01]} 7. Bxc4 {[%emt 0:00:09]} a6 {[%emt 0:00:09]} 8. a4 {[%emt 0:00:42]} b6 {[%emt 0:01:11]} 9. O-O {[%emt 0:03:28]} Bb7 {[%emt 0:00:21]} 10. Qe2 {[%emt 0:00:42]} c5 {[%emt 0:06:31]} 11. dxc5 {[%emt 0:04:48]} bxc5 {[%emt 0:03:27]} 12. e4 {[%emt 0:08:18]} Nc6 {[%emt 0:01:20]} 13. e5 {[%emt 0:02:38]} Nd5 $11 {[%emt 0:07:02]} (13... Nd7 $5 {[%cal Rc6d4]}) 14. Rd1 {[%emt 0:03:51]} Na5 {[%emt 0:03:53]} 15. Bd3 {[%emt 0:13:24]} Nb3 {[%emt 0:04:25]} 16. Rb1 {[%emt 0:09:17]} Nxc1 {[%emt 0:06:32]} 17. Rbxc1 {[%emt 0:00:07]} Qb6 {[%emt 0:00:59]} 18. Bb1 {[%emt 0:06:41]} Rfd8 {[%emt 0:04:50]} 19. Ne4 {[%emt 0:03:48]} Qb3 {[%emt 0:08:55]} 20. g3 {[%emt 0:11:49]} h6 {[%emt 0:05:04]} 21. Bc2 {[%emt 0:01:19]} Qb6 {[%emt 0:01:07]} 22. Nfd2 {[%emt 0:00:22]} Nb4 {[%emt 0:01:22]} 23. Nc4 {[%emt 0:00:18]} Qc7 {[%emt 0:00:47]} 24. Ncd6 {[%emt 0:01:55]} Nxc2 {[%emt 0:38:18]} 25. Rxc2 {[%emt 0:00:49]} Bxe4 {[%emt 0:00:00]} 26. Qxe4 {[%emt 0:00:02]} Rab8 {[%emt 0:00:00]} 27. Qf4 {[%emt 0:06:41]} Bxd6 {[%emt 0:00:00]} 28. exd6 {[%emt 0:00:15]} Qc6 {[%emt 0:00:00]} 29. Rdd2 {[%emt 0:01:49]} Rb6 {[%emt 0:00:00]} 30. b4 {[%emt 0:00:55]} Qb7 {[%emt 0:00:00]} 31. Qe5 {[%emt 0:04:01]} Rxb4 {[%emt 0:00:00]} 32. Qxc5 {[%emt 0:00:14]} Rb1+ {[%emt 0:00:00]} 33. Rc1 {[%emt 0:00:02]} Qb4 {[%emt 0:00:00]} 34. Qxb4 {[%emt 0:01:30]} Rxb4 {[%emt 0:00:00]} 35. Rc7 {[%emt 0:00:55]} Rxa4 {[%emt 0:00:00]} 36. Rb2 {[%emt 0:00:14]} Ra5 {[%emt 0:00:00]} 37. Rb6 {[%emt 0:00:58]} Rd5 {[%emt 0:00:00]} 38. Rxa6 {[%emt 0:00:10]} R8xd6 {[%emt 0:00:00]} 39. Ra8+ {[%emt 0:00:15]} Rd8 {[%emt 0:00:00]} 40. Rxd8+ {[%emt 0:00:05]} Rxd8 {[%emt 0:00:04]} 41. h4 {[%emt 0:00:06]} g5 {[%emt 0:00:07]} 42. hxg5 {[%emt 0:00:10]} hxg5 {[%emt 0:00:02]} 43. Kg2 {[%emt 0:00:08]} Kg7 {[%emt 0:00:04]} 44. Rc5 {[%emt 0:00:27]} Rd5 {[%emt 0:09:43]} 45. Rc8 {[%emt 0:00:13]} Kg6 {[%emt 0:00:00]} 46. g4 {[%emt 0:00:10]} Rd3 {[%emt 0:00:00]} 47. Ra8 {[%emt 0:00:12]} Kg7 {[%emt 0:00:00]} 48. Rb8 {[%emt 0:00:06]} Kf6 {[%emt 0:00:00]} 49. Rg8 {[%emt 0:00:07]} Rd5 {[%emt 0:00:00]} 50. Kg3 {[%emt 0:00:10]} Ke7 {[%emt 0:03:00]} 51. Ra8 {[%emt 0:00:28]} Rd3+ {[%emt 0:00:00]} 52. Kg2 {[%emt 0:00:07]} Rc3 {[%emt 0:00:00]} 53. Rg8 {[%emt 0:00:05]} Rc5 {[%emt 0:00:00]} 54. Ra8 {[%emt 0:00:06]} Kd6 {[%emt 0:00:00]} 55. Rf8 {[%emt 0:00:05]} Rc7 {[%emt 0:00:00]} 56. Rg8 {[%emt 0:00:05]} f6 {[%emt 0:00:00]} 57. Ra8 {[%emt 0:00:05]} Rc5 {[%emt 0:00:00]} 58. Ra4 {[%emt 0:00:25]} Kd5 {[%emt 0:00:00]} 59. f3 {[%emt 0:00:07]} Rc6 {[%emt 0:00:00]} 60. Kg3 {[%emt 0:00:11]} Rc4 {[%emt 0:00:00]} 61. Ra5+ {[%emt 0:00:05]} Rc5 {[%emt 0:00:00]} 62. Ra4 {[%emt 0:00:04]} f5 {[%emt 0:00:00]} 63. gxf5 {[%emt 0:00:04]} exf5 {[%emt 0:00:00]} 64. Ra8 {[%emt 0:00:04]} Ke5 {[%emt 0:00:00]} 65. Re8+ {[%emt 0:00:15]} Kf6 {[%emt 0:00:00]} 66. Rf8+ {[%emt 0:00:02]} Kg7 {[%emt 0:00:00]} 67. Ra8 {[%emt 0:00:15]} Rc3 {[%emt 0:00:00]} 68. Ra7+ {[%emt 0:00:05]} Kg6 {[%emt 0:00:00]} 69. Kg2 {[%emt 0:02:30]} Rc2+ {[%emt 0:00:00]} 70. Kf1 {[%emt 0:00:12]} Kf6 {[%emt 0:00:00]} 71. Ra5 {[%emt 0:00:07]} Rb2 {[%emt 0:00:00]} 72. Rc5 {[%emt 0:00:05]} Kg6 {[%emt 0:00:00]} 73. Ra5 {[%emt 0:00:05]} Rc2 {[%emt 0:00:00]} 74. Rb5 {[%emt 0:00:07]} Ra2 {[%emt 0:00:00]} 75. Rc5 {[%emt 0:00:06]} f4 {[%emt 0:00:00]} 76. Rc8 {[%emt 0:00:14]} Kf5 {[%emt 0:00:00]} 77. Rc5+ {[%emt 0:00:13]} Kg6 {[%emt 0:00:00]} 78. Rc8 {[%emt 0:00:04]} Kf6 {[%emt 0:14:00]} 79. Rc5 {[%emt 0:00:15]} Rb2 {[%emt 0:00:00]} 80. Ra5 {[%emt 0:00:04]} Kg6 {[%emt 0:00:00]} 81. Ra8 {[%emt 0:00:04]} Rb5 {[%emt 0:00:00]} 82. Kg2 {[%emt 0:00:18]} Kf5 {[%emt 0:00:00]} 83. Rg8 {[%emt 0:02:22]} Rb2+ {[%emt 0:00:00]} 84. Kf1 {[%emt 0:00:04]} Rd2 {[%emt 0:00:00]} 85. Ke1 {[%emt 0:00:43]} Rc2 {[%emt 0:00:00]} 86. Kf1 {[%emt 0:00:05]} Rh2 {[%emt 0:00:00]} 87. Kg1 {[%emt 0:00:07]} Rd2 {[%emt 0:00:00]} 88. Kf1 {[%emt 0:00:05]} Ke5 {[%emt 0:00:00]} 89. Rxg5+ {[%emt 0:00:31]} Kd4 {[%emt 0:00:00]} 90. Ra5 {[%emt 0:00:10]} Ke3 {[%emt 0:00:00]} 91. Ra3+ {[%emt 0:01:15]} Rd3 {[%emt 0:00:00]} 92. Ra8 {[%emt 0:00:58]} Kxf3 {[%emt 0:00:00]} 93. Kg1 {[%emt 0:00:16]} Rd1+ {[%emt 0:00:00]} 94. Kh2 {[%emt 0:00:01]} Ke2 {[%emt 0:00:00]} 95. Rf8 {[%emt 0:02:37]} f3 {[%emt 0:00:00]} 96. Re8+ {[%emt 0:01:25]} Kf1 {[%emt 0:00:00]} 97. Rf8 {[%emt 0:00:32]} Rd2+ {[%emt 0:00:00]} 98. Kh1 {[%emt 0:00:06]} f2 {[%emt 0:00:00]} 99. Ra8 {[%emt 0:01:42]} Ke1 {[%emt 0:00:00]} 100. Re8+ {[%emt 0:00:19]} Re2 {[%emt 0:00:00]} 101. Rf8 {[%emt 0:00:02]} Re5 {[%emt 0:00:00]} 102. Kg2 {[%emt 0:00:09]} Rg5+ {[%emt 0:00:00]} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "6.3"]
[White "Arjun, Vishnuvardhan"]
[Black "Mishra, Prateek"]
[Result "1/2-1/2"]
[WhiteElo "2268"]
[BlackElo "2128"]
[Annotator "ChessBase"]
[PlyCount "18"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:02:45]} Nf6 {[%emt 1:31:00]} 2. g3 {[%emt 0:00:16]} g6 {[%emt 0:00:00]} 3. Bg2 {[%emt 0:00:02]} Bg7 {[%emt 0:00:00]} 4. O-O {[%emt 0:00:10]} O-O {[%emt 0:00:00]} 5. d4 {[%emt 0:00:08]} d5 {[%emt 0:00:00]} 6. c4 {[%emt 0:02:47]} c6 {[%emt 0:00:00]} 7. cxd5 {[%emt 1:27:52]} cxd5 8. Ne5 {[%emt 0:00:30]} Ng4 {[%emt 0:03:30]} 9. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "6.4"]
[White "Adewumi, Tanitoluwa"]
[Black "Rusonik, Max"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2190"]
[BlackElo "2141"]
[Annotator "NA"]
[PlyCount "96"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:14]} 2. Bf4 {[%emt 0:00:06]} c5 {[%emt 0:00:24]} 3. e3 {[%emt 0:00:15]} cxd4 {[%emt 0:00:24]} 4. exd4 {[%emt 0:00:11]} Nc6 {[%emt 1:31:28]} 5. Nf3 {[%emt 0:00:19]} Bf5 {[%emt 0:00:00]} 6. Nbd2 {[%emt 0:01:08]} f6 {[%emt 0:00:00]} 7. c4 {[%emt 0:05:16]} g5 {[%emt 0:00:00]} 8. cxd5 {[%emt 0:04:29]} Qxd5 {[%emt 0:00:00]} 9. Bc4 {[%emt 0:01:50]} Qd7 {[%emt 0:00:00]} 10. Be3 {[%emt 0:01:03]} e6 {[%emt 0:00:00]} 11. O-O {[%emt 0:00:43]} Nge7 {[%emt 0:00:00]} 12. Rc1 {[%emt 0:02:05]} Rc8 {[%emt 0:00:00]} 13. Qe2 {[%emt 0:01:56]} Nd5 {[%emt 0:00:00]} 14. Nb3 {[%emt 0:01:18]} Nb6 {[%emt 0:00:00]} 15. d5 {[%emt 0:04:44]} Nxc4 {[%emt 0:00:00]} 16. dxc6 {[%emt 0:01:04]} Rxc6 {[%emt 0:00:00]} 17. Nfd4 {[%emt 0:18:14]} Nxe3 {[%emt 0:00:00]} 18. Qxe3 {[%emt 0:01:19]} Rxc1 {[%emt 0:00:00]} 19. Rxc1 {[%emt 0:00:05]} Kf7 {[%emt 0:07:30]} 20. Nxf5 {[%emt 0:00:28]} exf5 {[%emt 0:00:00]} 21. Qxa7 {[%emt 0:00:46]} Be7 {[%emt 0:00:00]} 22. Qe3 {[%emt 0:01:58]} Rd8 {[%emt 0:00:00]} 23. g3 {[%emt 0:01:40]} f4 {[%emt 0:00:00]} 24. Qe4 {[%emt 0:00:16]} Qd3 {[%emt 0:00:00]} 25. Qxd3 {[%emt 0:20:17]} Rxd3 {[%emt 0:00:00]} 26. gxf4 {[%emt 0:02:40]} gxf4 {[%emt 0:00:00]} 27. f3 {[%emt 0:01:29]} Rxf3 {[%emt 0:00:00]} 28. Rc7 {[%emt 0:01:28]} Re3 {[%emt 0:00:00]} 29. Rxb7 {[%emt 0:00:36]} Kg6 {[%emt 0:00:00]} 30. a4 {[%emt 0:01:05]} f5 {[%emt 0:00:00]} 31. a5 {[%emt 0:18:41]} Bh4 {[%emt 0:00:00]} 32. Nd2 {[%emt 0:00:36]} Re1+ {[%emt 0:00:00]} 33. Nf1 {[%emt 0:00:07]} Ra1 {[%emt 0:00:30]} 34. b4 {[%emt 0:02:04]} f3 {[%emt 0:00:12]} 35. Rd7 {[%emt 0:01:52]} f4 {[%emt 0:01:24]} 36. Rd3 {[%emt 0:00:48]} f2+ {[%emt 0:01:15]} 37. Kg2 {[%emt 0:00:01]} Kf5 {[%emt 0:05:39]} 38. Rh3 {[%emt 0:01:11]} Kg4 {[%emt 0:00:00]} 39. Rb3 {[%emt 0:00:12]} h6 {[%emt 0:00:00]} 40. b5 {[%emt 0:01:11]} Rxa5 {[%emt 0:00:00]} 41. b6 {[%emt 0:00:27]} Ra8 {[%emt 0:00:00]} 42. b7 {[%emt 0:00:34]} Rb8 {[%emt 0:00:00]} 43. h3+ {[%emt 0:01:13]} Kf5 {[%emt 0:00:00]} 44. Kf3 {[%emt 0:00:23]} Bg3 {[%emt 0:00:00]} 45. Kg2 {[%emt 0:01:11]} Ke4 {[%emt 0:00:02]} 46. Rb5 {[%emt 0:01:15]} Kd3 {[%emt 0:01:03]} 47. Rb3+ {[%emt 0:00:39]} Ke2 {[%emt 0:01:11]} 48. Rb2+ {[%emt 0:00:27]} Kd3 {[%emt 0:00:51]} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.19"]
[Round "6.5"]
[White "Poliannikov, Danila"]
[Black "Johnson, Donald"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2273"]
[BlackElo "2060"]
[Annotator "NA"]
[PlyCount "142"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:01]} e5 {[%emt 0:00:54]} 2. Nf3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:02]} 3. Bb5 {[%emt 0:00:04]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:08]} 5. O-O {[%emt 0:00:03]} Be7 {[%emt 0:00:35]} 6. Re1 {[%emt 0:00:03]} b5 {[%emt 0:00:02]} 7. Bb3 {[%emt 0:00:02]} O-O {[%emt 0:00:10]} 8. a4 {[%emt 0:00:02]} b4 {[%emt 0:00:06]} 9. d3 {[%emt 0:00:24]} d6 {[%emt 0:00:09]} 10. Nbd2 {[%emt 0:01:49]} Na5 {[%emt 0:00:26]} 11. Ba2 {[%emt 0:00:16]} c5 {[%emt 0:00:02]} 12. Nc4 {[%emt 0:04:12]} Nc6 {[%emt 0:00:11]} 13. Bd2 {[%emt 0:19:00]} Rb8 {[%emt 0:09:24]} 14. h3 {[%emt 0:02:41]} h6 {[%emt 0:00:29]} 15. Ne3 {[%emt 0:05:10]} Be6 {[%emt 0:03:49]} 16. Bc4 {[%emt 0:00:10]} Bxc4 {[%emt 0:09:10]} 17. Nxc4 {[%emt 0:00:27]} Re8 {[%emt 0:02:28]} 18. Nh2 {[%emt 0:07:14]} d5 {[%emt 0:18:10]} 19. exd5 {[%emt 0:02:33]} Nxd5 {[%emt 0:03:00]} 20. Nf3 {[%emt 0:21:26]} Bf6 {[%emt 0:01:09]} 21. Qe2 {[%emt 0:35:06]} Kh7 {[%emt 0:12:06]} 22. Be3 {[%emt 0:00:00]} b3 {[%emt 0:13:49]} 23. Bxc5 {[%emt 0:00:00]} Ndb4 {[%emt 0:12:59]} 24. Qe4+ {[%emt 0:00:00]} Kg8 {[%emt 0:01:02]} 25. Nd6 {[%emt 0:00:00]} Re6 {[%emt 0:03:13]} 26. c3 {[%emt 0:00:00]} Nc2 {[%emt 0:00:07]} 27. Nc4 {[%emt 0:00:00]} Nxa1 {[%emt 0:01:13]} 28. Rxa1 {[%emt 0:00:00]} Qc7 {[%emt 0:02:00]} 29. a5 {[%emt 0:00:00]} Ne7 {[%emt 0:08:02]} 30. Bb6 {[%emt 0:00:16]} Qc6 {[%emt 0:00:00]} 31. Nfd2 {[%emt 0:00:15]} Nd5 {[%emt 0:01:00]} 32. Nxb3 {[%emt 0:00:22]} Nxb6 {[%emt 0:00:00]} 33. Qxc6 {[%emt 0:00:54]} Rxc6 {[%emt 0:00:00]} 34. axb6 {[%emt 0:00:09]} Bd8 {[%emt 0:00:00]} 35. Nba5 {[%emt 0:02:02]} Re6 {[%emt 0:00:00]} 36. b7 {[%emt 0:00:06]} Kf8 {[%emt 0:00:00]} 37. Kf1 {[%emt 0:00:21]} Ke8 {[%emt 0:00:00]} 38. b4 {[%emt 0:00:34]} Kd7 {[%emt 0:00:00]} 39. Ke2 {[%emt 0:00:30]} Kc7 {[%emt 0:00:00]} 40. Nb3 {[%emt 0:00:39]} Be7 {[%emt 0:00:40]} 41. Nca5 {[%emt 0:00:23]} Rd8 {[%emt 0:00:54]} 42. Rd1 {[%emt 0:00:00]} Kb8 {[%emt 0:00:43]} 43. Ke3 {[%emt 0:01:07]} f5 {[%emt 0:01:18]} 44. Nd2 {[%emt 0:00:20]} Bg5+ {[%emt 0:00:30]} 45. Ke2 {[%emt 0:00:01]} e4 {[%emt 0:00:27]} 46. d4 {[%emt 0:00:39]} f4 {[%emt 0:00:36]} 47. Ndc4 {[%emt 0:00:30]} f3+ {[%emt 0:01:54]} 48. Kf1 {[%emt 0:03:00]} fxg2+ 49. Kxg2 {[%emt 0:00:01]} Bf4 {[%emt 0:01:16]} 50. d5 {[%emt 0:00:26]} Rg6+ {[%emt 0:00:09]} 51. Kf1 {[%emt 0:02:25]} Rf6 {[%emt 0:00:47]} 52. Ke2 {[%emt 0:00:00]} Bc7 {[%emt 0:00:22]} 53. Nc6+ {[%emt 0:00:00]} Kxb7 {[%emt 0:00:06]} 54. Nxd8+ {[%emt 0:00:00]} Bxd8 {[%emt 0:00:01]} 55. Rd4 {[%emt 0:00:00]} Rf4 {[%emt 0:00:28]} 56. Nd6+ {[%emt 0:00:00]} Kc7 {[%emt 0:00:10]} 57. Rxe4 {[%emt 0:00:08]} Rf8 {[%emt 0:00:08]} 58. Ne8+ {[%emt 0:00:41]} Kd7 {[%emt 0:00:10]} 59. Nxg7 {[%emt 0:00:04]} Bf6 {[%emt 0:00:05]} 60. Ne6 {[%emt 0:00:11]} Rb8 {[%emt 0:00:01]} 61. Nc5+ {[%emt 0:00:19]} Kd8 {[%emt 0:04:15]} 62. Kd3 {[%emt 0:00:49]} h5 {[%emt 0:00:00]} 63. Nxa6 {[%emt 0:00:17]} Ra8 {[%emt 0:00:00]} 64. Re6 {[%emt 0:00:11]} Be7 {[%emt 0:00:00]} 65. b5 {[%emt 0:00:11]} Kd7 {[%emt 0:00:00]} 66. c4 {[%emt 0:00:09]} Rf8 {[%emt 0:00:00]} 67. c5 {[%emt 0:00:23]} Rf3+ {[%emt 0:00:00]} 68. Re3 {[%emt 0:00:19]} Rxf2 {[%emt 0:00:00]} 69. c6+ {[%emt 0:00:17]} Kd6 {[%emt 0:00:00]} 70. Re6+ {[%emt 0:00:14]} Kxd5 {[%emt 0:00:00]} 71. Rxe7 {[%emt 0:05:47]} Rf3+ {[%emt 0:05:00]} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "7.1"]
[White "Johnson, Donald"]
[Black "Wang, Tianqi"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2060"]
[BlackElo "2322"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,98,39,29,33,35,34,42,54,43,37,50,25,42,20,24,20,21,27,52,67,73,34,42,36,35,7,13,9,17,-30,-26,-39,-46,-41,-52,-145,-12,-10,-8,-95,-8,-8,-8,0,20,24,18,23,16,8,8,0,0,0,0,0,0,-106,-26,-35,-23,-268,-270,-263,-272,-999,-866,-1968,-1291,-29969,-29968,-29969,-29970,-29970,-29966,-29974,-29970,-29975,-29977,-29977,-29978,-29976,-29975,-29987,-29988,-29991,-29992,-29993,-29994]} 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. g3 O-O 7. Bg2 {C41: Philidor Defence.} Re8 {[%cal Od6d5]} 8. O-O Bf8 9. Re1 {White is slightly better.} c6 10. Bf4 {[#]} a5 $146 ({Predecessor:} 10... Nbd7 11. a4 a5 12. h3 h6 13. g4 Nc5 14. g5 hxg5 15. Bxg5 Be7 16. Qf3 Ne6 {½-½ (63) Fernandez Garcia,J (2427)-Cruz Ravina,F (2345) El Puerto de Santa Maria 2016}) 11. Qd2 Nbd7 12. Rad1 {Black must now prevent Nf5.} Ne5 13. b3 h6 14. h3 Qc7 15. g4 Bd7 16. Nf5 Bxf5 17. gxf5 (17. exf5 d5 $11) 17... Rad8 18. Qe2 Qc8 {[%cal Od6d5]} 19. Be3 Ned7 {Prevents Bb6.} 20. f4 (20. Qf1 $142) 20... d5 $11 {...Bb4 is the strong threat.} 21. e5 $1 {[#]} (21. exd5 $2 Rxe3 $1 {[%mdl 512]} 22. Qxe3 Bc5 $19) 21... Bb4 $1 22. Bd2 Nc5 $1 23. Qf1 ({Better is} 23. a3 $15 Bxc3 24. Bxc3 Qxf5 25. Bxa5) 23... Nh7 ({Black should try} 23... Nh5 $17 24. Ne2 Bxd2 25. Rxd2 Qxf5) 24. f6 gxf6 {Threatens to win with ...Qf5.} 25. Qf2 (25. a3 $1 $11 Bxa3 26. Nb1) 25... Qf5 (25... Nd7 $17 {[%cal Rf6e5]} 26. Kh1 (26. Qg3+ Kh8 $17) 26... fxe5 27. fxe5 (27. Qg3+ Kh8 $17) 27... Nxe5 28. Qg3+ Ng6) 26. a3 Bxc3 (26... Bxa3 27. Nb1 $14) 27. Bxc3 Ne4 28. Bxe4 dxe4 29. Qg2+ Kh8 {Strongly threatening ...Rxd1.} 30. exf6 {[%csl Gc3,Gf6][%cal Rg2g7]} ({Reject} 30. Rxd8 Rxd8 31. Re3 (31. Bxa5 $2 Rg8 $19) 31... Rd1+ 32. Kf2 Qxf4+ 33. Ke2 Rc1 34. Rxe4 Rxc2+ 35. Kd3 Rxg2 $17) 30... Ng5 $1 $132 {[%mdl 2048] aiming for ...Rxd1. Black has counterplay} 31. fxg5 Qc5+ 32. Kh2 $1 {[%cal Og5h6]} Rxd1 33. Rxd1 {[%cal Og5g6] White wants to mate with g6!} Qxc3 {[%mdl 4096] Endgame KQR-KQR} 34. Rg1 (34. Rd7 $11 {keeps the balance.}) 34... Qe5+ $17 35. Kh1 Rg8 {[%cal Rg8g5]} 36. Qe2 $2 {This costs White the game.} (36. h4 $11 {and White stays safe.}) 36... Rxg5 $19 37. Rxg5 Qxg5 (37... hxg5 $2 38. Qh5+ Kg8 39. Qh6 Qxf6 40. Qxf6 $18) 38. Qxe4 $2 {[#]} (38. c4) 38... Qd5 $1 ({Worse is} 38... Qxf6 39. Kg2 $17) 39. Qxd5 cxd5 {KP-KP} 40. h4 {[#]} h5 $1 {Black mates.} 41. Kg2 Kh7 42. Kf3 Kg6 43. Kf4 Kxf6 44. a4 b6 45. c3 Ke6 46. Kg5 f5 47. Kxh5 Kf6 48. b4 axb4 49. cxb4 d4 {Weighted Error Value: White=0.59/Black=0.11 (very precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "7.2"]
[White "Rusonik, Max"]
[Black "Poliannikov, Danila"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "2141"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,94,1,9,6,10,0,0,-1,15,2,18,0,0,0,22,10,27,12,24,-29,37,39,39,28,29,25,53,53,66,62,46,20,31,0,0,0,0,0,-2,-12,-8,-83,0,0,0,0,0,-7,0,-8,-2,-8,0,0,0,-9,-8,-115,-92,-78,-83,-508,-583,-575,-550,-585,-572,-555,-551,-550,-536,-890,-812,-796,-723,-1245,-1084,-2341,-1891]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Bg4 11. h3 Bh5 12. Qc2 {The position is equal.} Bg6 {aiming for ...Nxc3. 12...Nxc3 deserves study.} 13. Qb3 Ne7 14. O-O c6 {Hoping for ...Nxc3.} 15. Bd3 Nf5 {[%cal Of5d4]} 16. Qc2 Nxe3 17. fxe3 {[%cal Rc3e4] [#]} Ng5 $146 ({Predecessor:} 17... Ng3 18. Bxg6 hxg6 19. Rf2 f5 20. Ne2 Ne4 21. Rff1 g5 22. Nd2 Qd7 23. a4 Ba5 {½-½ (32) Aronian,L (2758)-Adams,M (2694) Batumi 2019}) 18. Ne2 ({Better is} 18. Bxg6 hxg6 19. Rac1) 18... Qe7 (18... Bxd3 $11 19. Qxd3 Ne4) 19. Bxg6 $14 hxg6 20. Nxg5 Qxg5 21. Nf4 Rae8 {[%cal Oe8e5]} 22. Rf3 Qf5 23. Qxf5 (23. Nd3 {feels hotter.} Qd7 24. Qb3 Qc8 25. Raf1 Bd8 26. Qa3) 23... gxf5 24. Nd3 g6 25. b4 (25. a4 $5 {[%cal Ra4a5]}) 25... f6 26. g4 fxg4 27. hxg4 fxe5 28. Rxf8+ Kxf8 $11 {[%mdl 4096] Endgame KRB-KRN} 29. Rf1+ {[#]} (29. Nxe5 $11 {remains equal.} Bc7 30. Nd7+ (30. Rf1+ Kg8 $17) 30... Kf7 31. Rf1+ Kg7 32. Kf2) 29... Kg7 ({Black should play} 29... Kg8 $1 $17 30. Nxe5 Bc7) 30. Nxe5 {Rf7+ is the strong threat.} Re7 {Inhibits Rf7+.} 31. Kf2 Bc7 32. Nd3 Kf6 33. Rg1 Kg5 34. Ne1 Bd6 35. a3 Kf6 36. Nd3 Rh7 37. Nf4 (37. Kf3 $11 {keeps the balance.}) 37... Rh2+ $17 38. Rg2 {[#]} Rh1 39. Rg1 $2 {[%mdl 8192] Prevents Ra1. White does not recover from this.} (39. Rg3 $17 {is a better chance.}) 39... Rxg1 $19 {Black is clearly winning.} 40. Kxg1 {KB-KN} Kg5 $1 {[%csl LRf4,LRg4]} 41. Ne6+ Kxg4 42. Kf2 Be7 {To avoid Nd8} 43. Nf4 g5 44. Ne2 a5 45. bxa5 Bxa3 46. Nc3 Bb4 {[%csl LRa5,LRc3]} 47. Na4 Kh3 {Weighted Error Value: White=0.62/Black=0.08 (flawless)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "7.3"]
[White "Mishra, Prateek"]
[Black "Adewumi, Tanitoluwa"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2128"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,89,35,39,7,16,0,10,0,17,20,31,-15,-7,-35,-16,-35,-13,-79,-52,-60,-35,-41,-50,-72,-63,-77,-50,-66,-22,-43,-64,-54,0,2,0,0,52,64,67,58,67,55,54,30,45,0,0,0,0,0,0,0,372,361,362,355,466,445,448,430,423,289,498,475,628,600,728,741,968,968,914,845,1363,1217,1977,2039,5265,3299,2026,2068]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. g4 {now supersedes 7.Qd2. B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} (7. a3 {is more complex.} Nf6 8. f4 d6 9. Qf3 e5 10. Nb3) 7... b5 8. Nxc6 dxc6 9. Qd2 {The position is equal.} e5 10. f3 Be6 {[#]} 11. Qf2 $146 (11. a4 $14 b4 12. Nd1) ({Predecessor:} 11. O-O-O Qa5 12. Nb1 Qxa2 13. Qc3 Rc8 14. Qxe5 f6 15. Qc3 Qa1 16. b3 Ba3+ 17. Kd2 {½-½ (30) Arun,K (1629)-Ankit,R (1895) New Delhi 2022}) 11... Nf6 $11 12. g5 Nd7 13. h4 Qa5 14. Bg2 (14. Qh2 $11 {keeps the balance.}) 14... b4 {[%cal Bb5b4,Bb4b3][%mdl 32]} (14... Ba3 $5 {[%cal Ra3b2]} 15. Bc1 h6 $1 $15) 15. Nd1 b3+ $1 16. Nc3 ({Much weaker is} 16. Bd2 Qxa2 $1 17. Rc1 (17. Rxa2 $2 bxa2 18. f4 exf4 $19) 17... Nc5 $17) 16... bxa2 {Strongly threatening ...Rb8.} 17. O-O {[%cal Oc3a2]} Rb8 18. Nd1 Bc4 19. Bd2 Bb4 (19... Qb5 $15 20. Re1 Bc5) 20. Bxb4 Rxb4 21. Re1 O-O (21... Be6 $1 $15) 22. b3 Be6 23. Nc3 Rb6 (23... Rd4 $11 24. Qe3 Qb6) 24. Qe3 $14 f6 (24... Bxb3 25. cxb3 Rxb3 26. Rec1 $16) 25. Rxa2 Qb4 26. Ra4 Qe7 27. Rd1 Rfb8 28. Bf1 (28. Ra5 $14) 28... fxg5 $1 $11 29. hxg5 Nf8 $1 30. Bxa6 Ng6 {Threatens to win with ...Nf4.} 31. Ne2 $36 {[%mdl 2048] To avoid Nf4. White is pushing.} Rf8 $2 {[%mdl 8192]} 32. Qxb6 $18 {Qe3 is the strong threat.} Qxg5+ {[#]} 33. Kf2 $1 {[%cal Bg1f2,Bf2e3,Be3d2,Bd2c3,Bc3b2][%mdl 32]} Qh4+ 34. Ke3 ({Not} 34. Kg1 Qg5+ 35. Kf2 Qh4+ 36. Ke3 Qg5+ 37. Kf2 $18) 34... Qg5+ {[#]} 35. f4 $1 exf4+ 36. Kd2 Ne5 $2 (36... f3+ {was worth a try.} 37. Qe3 Qg2) 37. Nd4 {White is clearly winning.} f3+ 38. Kc3 Qe3+ 39. Kb2 Bh3 40. Qc5 Qf4 41. Bf1 Bd7 {[#]} 42. Nxf3 $1 Qxf3 (42... Nxf3 43. Bc4+) 43. Bc4+ Kh8 44. Rf1 Nxc4+ 45. Qxc4 {Weighted Error Value: White=0.14 (very precise) /Black=0.47} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "7.4"]
[White "Ngo, Bach"]
[Black "Arjun, Vishnuvardhan"]
[Result "1/2-1/2"]
[ECO "D00"]
[WhiteElo "2306"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,42,0,0,0,0,0,0,0,0,0,0,0,0,-24,-24,-49,-27,-26,-39,-18,23,0,0,0,0,0,0,0,-4,-8,-8,-7,0,-19,-15]} 1. d4 Nf6 2. Nf3 g6 3. Nc3 d5 4. Bf4 Bg7 5. Nb5 Na6 6. e3 {D00: 1 d4 d5: Unusual lines.} c6 7. Nc3 Qb6 8. Rb1 Bg4 {[#]} 9. h3 $146 ({Predecessor:} 9. Be2 Nd7 10. O-O Bxf3 11. Bxf3 e5 12. dxe5 Nxe5 13. Be2 O-O 14. b4 Nc4 15. Na4 {½-½ (66) Tristan,L (2493)-Carbone,D (2256) Montevideo 2019}) 9... Bxf3 10. Qxf3 Nd7 11. Qd1 {[%cal Ob2b4]} e5 12. dxe5 Nxe5 13. Be2 O-O 14. O-O {[%cal Ob2b4]} Rad8 (14... Nc5 {feels stronger.}) 15. Na4 (15. b4 $5) 15... Qa5 {The position is equal.} 16. c3 b5 17. b4 Qc7 18. Nb2 Nb8 19. a4 a6 20. Qc2 Nbd7 21. axb5 axb5 {Weighted Error Value: White=0.05 (flawless) /Black=0.03 (flawless)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "7.5"]
[White "Almeida Saenz, Alfonso"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2259"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,43,39,43,37,40,41,45,107,66,102,107,125,122,137,134,145,137,139,135,139,122,127,114,120,21,20,11,6,-208,-190,-191,0,-197,-199,-196,-158,-176,-104,-239,-141,-195,-181,-190,0,0,0,0,0,0,0,-13,0,0,0,0,654,0,0,0,352,306,301,80,1224,1239,29988,29989,29989,29990,29990,29991,29991,29992,29992,29993,29997]} 1. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} Nf6 2. Bg5 e6 3. e4 c5 4. d5 h6 5. Bxf6 Qxf6 6. Nc3 {A45: Trompowsky Attack.} a6 7. a4 d6 8. Nf3 {[%cal Oe4e5,Bg1f3,Bf3d2,Bd2c4][%mdl 32] White is slightly better.} g5 {[#]} (8... Be7 $14) 9. h4 $146 ({White should play} 9. Nd2 $16) ({Predecessor:} 9. h3 e5 10. Nd2 Be7 11. Nc4 Nd7 12. Be2 b6 13. Bg4 Rb8 14. Ne3 Nf8 15. Bxc8 Rxc8 {1-0 (66) Mayaud,R (2202)-Ingebretsen,J (2266) Chess.com INT 2021}) 9... g4 10. Nd2 e5 11. Nc4 Qd8 {Prevents Nb6.} 12. g3 Rg8 13. a5 Nd7 14. Be2 h5 15. Qd3 Rb8 16. Rf1 Rg6 17. O-O-O (17. Na4 $16) 17... b5 18. axb6 $1 {Black must now prevent Na4.} Nxb6 19. f4 $2 (19. Na3 $11 {and White has nothing to worry.}) 19... Nxc4 $19 20. Qxc4 Bg7 $2 (20... Bh6 $19 {aiming for ...exf4.} 21. Qa4+ Kf8) 21. Qa4+ $2 (21. f5 $1 $11 Bh6+ 22. Kb1) 21... Bd7 22. Qxa6 exf4 23. gxf4 Qxh4 (23... Kf8 $19 24. f5 Rh6) 24. Bb5 (24. Bd3 $17 Rh6 25. e5 dxe5 26. Qa7) 24... Qd8 (24... Bxb5 $19 25. Nxb5 Qd8) 25. Bxd7+ (25. Bc6 $17) 25... Qxd7 26. Rh1 Bh6 $2 ({Better is} 26... Rh6 $19 {Threatens to win with ...Kf8.} 27. e5 dxe5) 27. Ne2 $1 $11 Qe7 {Hoping for ...h4.} 28. Qa4+ Kf8 {...h4 is the strong threat.} 29. Rxh5 Qf6 {Strongly threatening ...Rb4.} 30. b3 {Active counter play!} Bxf4+ 31. Nxf4 Qxf4+ 32. Kb1 g3 $2 {[%mdl 8192]} (32... Rg5 $11 33. Rh8+ Rg8) 33. Rf5 $2 ({Only move:} 33. Qa7 $18 Rxb3+ 34. cxb3) 33... Qg4 34. Rg1 Rd8 $2 {[%mdl 8192]} (34... Kg8 $11 {and Black stays safe.}) 35. Qa7 $18 {[%csl Gf5][%cal Ra7f7]} Rg7 {[#]} 36. Qc7 $2 $40 {[%mdl 128] White has strong attack.} (36. Rh1 $1 $18 {[%cal Rh1h8] is the precise move to win. White threatens Rh8+ and mate.} Kg8 37. Qe7) 36... Qh4 {[%mdl 8192] [#]} (36... Ke8 $16) 37. Rxg3 $1 {[%cal Of5h5][%mdl 512]} Qh1+ (37... Ra8 38. Qxd6+) 38. Kb2 {[%cal Rc7d8] White mates.} Ra8 39. Qxd6+ Kg8 40. Rxg7+ Kxg7 41. Qf6+ Kh7 42. Qxf7+ Kh6 {What a bad dream for Black.  Weighted Error Value: White=0.50/Black=0.90} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "8.1"]
[White "Wang, Tianqi"]
[Black "Plotkin, Mark"]
[Result "1-0"]
[ECO "A12"]
[WhiteElo "2322"]
[BlackElo "2400"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,80,-6,-12,-20,-20,-7,-6,0,0,0,-33,-14,-2,-6,-21,-4,-64,-64,-145,-15,-18,10,10,52,61,162,174,167,172,159,162,160,147,204,215,199,216,216,104,210,216,258,248,350,301,329,320,569,471,506,460,419,288,2240,547,1228,676,29965,29965,4794]} 1. Nf3 Nf6 2. c4 c6 3. b3 d5 4. Bb2 Bf5 5. g3 h6 6. Bg2 e6 7. O-O Nbd7 8. d3 Be7 9. Nbd2 O-O 10. Qc2 a5 11. a3 Bh7 12. Rac1 Qb6 {A12: English Opening: 1...c6 with b3 by White.} 13. cxd5 exd5 14. e4 dxe4 {The position is equal.} 15. dxe4 Rfe8 {[#]} 16. Qc4 $146 ({Predecessor:} 16. Nc4 Qc7 17. Nfe5 Nc5 18. f3 Bf8 19. Qc3 b5 20. Ne3 b4 21. axb4 axb4 22. Qc4 Rxe5 23. Bxe5 Qxe5 {0-1 (33) Taus,M (2124)-Motuz,K (2366) Tatranske Zruby 2003}) 16... Rad8 17. e5 Nd5 18. Qg4 Bf8 19. Bd4 ({White should play} 19. Rfe1 $11) 19... Qb5 20. Bb2 ({Better is} 20. a4 $15 Qd3 21. Rfd1) 20... Qd3 (20... Nc5 $1 $17 {Strongly threatening ...Nd3.} 21. e6 Nxe6) 21. Rfd1 $11 Nc5 {[%cal Od5e3] ...Ne3! is the strong threat.} 22. Nc4 {Prevents Ne3.} Qxb3 (22... Qg6 $11 {feels stronger.} 23. Qxg6 Bxg6 24. Nxa5 Nd3 25. Rxd3 Bxd3) 23. Nd4 $14 Qa4 {White stays focused until the end.} (23... Qa2 $14 24. Bf1 Nb6) 24. Bxd5 $18 Rxd5 25. Nb6 {[%csl LRa4,LRd5] To avoid Nd7} Rxd4 (25... h5 $2 26. Qf3 (26. Qxh5 Rdxe5 27. Qg4 Qxd1+ 28. Qxd1 Nd3 $18) 26... Qxd1+ 27. Rxd1 $18) 26. Bxd4 (26. Qxd4 Qb5 27. a4 Qb3 $15) (26. Rxd4 $2 Qb3 27. Nc4 b5 $19) 26... Qxa3 27. Nc4 Qb4 (27... Qb3 $16) 28. Nd6 $1 Bxd6 29. exd6 {[%csl Gd4][%cal Rg4g7]} Ne6 {[#] Hoping for ...Rd8.} 30. d7 $40 {[%mdl 128] White goes for the king. Dancing on a razor blade.} (30. Re1 $1 $18 {[%cal Oe1e6] White threatens Rxe6! and mate.} Bf5 31. Qxf5 (31. d7 Rf8 $16) 31... Qxd4 32. Rcd1 (32. Qxa5 Qxd6 33. Rcd1 Qe7 $11)) 30... Rd8 {[#]} (30... Rf8 $16) 31. Re1 $1 {[%mdl 1024] White has strong compensation.} Qf8 {[#]} (31... Qxd4 $2 32. Qxd4 Bg6 33. Qd6 $18) (31... Bf5 32. Qxf5) 32. Rcd1 $1 Bc2 (32... h5 $142 33. Qe2 (33. Qxh5 Rxd7 34. Bc3 Rxd1 $14) 33... Nxd4 34. Rxd4 Bf5) 33. Rd2 Bb3 34. Bb6 $1 {[%csl LRa5,LRd8]} Bd5 $2 {[#]} (34... Rb8 {was worth a try.} 35. Qxe6 Bxe6) 35. Rxd5 $1 {[%mdl 512]} cxd5 36. Rxe6 Rxd7 37. Re3 Qd6 (37... f5 38. Qa4 Qd6 39. Qxa5 Kh7) 38. Bd4 (38. Re8+ $142 Kh7 39. Bd4) 38... f6 {[#]} 39. Bxf6 {[%mdl 512]} h5 (39... Rc7 40. Qg6) 40. Qg6 Qxf6 {Weighted Error Value: White=0.43/Black=0.71} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "8.2"]
[White "Arjun, Vishnuvardhan"]
[Black "Almeida Saenz, Alfonso"]
[Result "1-0"]
[ECO "D13"]
[WhiteElo "2268"]
[BlackElo "2259"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,81,-11,-41,-24,-35,-29,-35,-29,-31,-13,-20,-30,-27,-25,-24,-22,-54,-47,-50,-47,-100,-55,-60,-46,-71,-39,-50,-40,-40,-10,-14,-13,-18,-10,-9,-8,-23,-13,-28,-38,-29,-10,-21,0,-14,0,0,26,26,45,26,254,202,1920,1682,29986,29983,29985,29986,29986,29987,29996,29997,29997,29998,29998,29999]} 1. c4 Nf6 2. g3 c6 3. Bg2 d5 4. cxd5 cxd5 5. Nf3 Nc6 6. d4 Bf5 7. Nc3 e6 8. O-O Be7 9. Bg5 h6 {D13: Slav Defence: Exchange variation without ...Bf5.} 10. Bxf6 Bxf6 11. e3 O-O {Black is slightly better.} 12. Rc1 Qe7 {[#]} 13. Qe2 $146 ({Predecessor:} 13. Na4 Rfc8 14. Qd2 Qb4 15. b3 Qxd2 16. Nxd2 Nb4 17. a3 Nd3 18. Rc3 b5 19. Nc5 Nxc5 20. Rxc5 {0-1 (52) Bautista Sanchez,J (2176)-Perez Manas,B (2300) Barcelona 2016}) 13... Rfc8 14. a3 Qd8 15. Na4 Rc7 16. b4 Rac8 {[%cal Oc6d4]} 17. Qd2 Be7 {[%cal Oa7a5]} 18. Rc3 {[#]} (18. Nc5 $15) 18... Nb8 (18... a5 $1 $17 {[%cal Ra5b4]} 19. b5 Nb8 20. Rxc7 Qxc7) 19. Rfc1 $15 a5 20. Qb2 axb4 21. axb4 Rxc3 22. Rxc3 Nc6 23. b5 Na5 {Threatening ...Nc4.} 24. Nd2 Ra8 {[%cal Oa5c4]} 25. Nc5 b6 26. Na6 Rc8 27. Qc1 Rxc3 28. Qxc3 Bd6 29. Bf1 Kf8 30. Nf3 Ke8 31. Ne5 Bxe5 32. dxe5 Kd7 33. f3 Qc8 $2 {This costs Black the game.} (33... g5 $11 {and Black has nothing to worry.}) 34. Qd4 {[#] Black must now prevent e4.} Qc1 $2 (34... Qd8 35. e4 Bg6 36. exd5 exd5) 35. Qxb6 $18 {Intending Nc5+ and mate.} Bh3 36. Qd6+ {White mates.} Kc8 37. Qf8+ Kd7 38. Nc5+ Kc7 39. Qd6+ Kc8 40. Qd7+ Kb8 41. Qd8+ {Weighted Error Value: White=0.11 (very precise) /Black=0.39} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "8.3"]
[White "Adewumi, Tanitoluwa"]
[Black "Ngo, Bach"]
[Result "0-1"]
[ECO "D30"]
[WhiteElo "2190"]
[BlackElo "2306"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,-11,0,0,0,0,9,-17,21,19,20,-37,-25,-39,-39,-42,-40,-27,-30,-98,-93,-188,-168,-171,-164,-203,-201,-147,-133,-227,-155,-233,-250,-247,-291,-270,-264,-260,-148,-148,-148,-176,-175,-216,-155,-155,-155,-155,-155,-155,-155,-155,-155,-155,-138,-155,-155,-390,-391,-675,-658,-637,-632,-963,-874,-878,-865,-808,-780,-672,-598,-597,-565,-532,-537,-891,-897,-927,-884,-793,-723,-891,-757,-29976,-29977,-29973,-29978,-29978,-132,-29979,-29980,-29977,-29974]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Qc2 dxc4 5. Qxc4 a6 6. Bf4 {D30: Queen's Gambit Declined: Systems without Nc3.} Bd6 7. Bxd6 cxd6 {[#]} 8. Nc3 $146 {[%cal Bb1c3,Bc3a4,Ba4c5][%mdl 32] The position is equal.} ({Predecessor:} 8. e3 O-O 9. Be2 b5 10. Qb3 Bb7 11. Nc3 Nc6 12. O-O Na5 13. Qb4 Rc8 14. Rfc1 Bxf3 15. gxf3 {1-0 (37) Bus,K (2237)-Bosiocic,M (2624) Katowice 2017}) 8... d5 9. Qd3 O-O 10. Ne5 ({White should play} 10. e3 $11) 10... Nbd7 {[%cal Of6e4]} 11. f4 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 12. g3 b4 13. Na4 Nxe5 14. fxe5 (14. dxe5 $11 Ne4 15. Qd4) 14... Ne4 $17 {Threatens to win with ...Qa5.} 15. Rc1 (15. Nc5 $17) 15... Bd7 16. Nc5 {[#]} Qg5 $1 $36 {[%mdl 2048] Black has strong initiative.} 17. Rc2 (17. Qc2 Rac8) 17... Bb5 18. Qf3 Nxc5 {Black is more active.} 19. Rxc5 (19. dxc5 $17 f6 20. Qf4) 19... Rac8 20. Rxc8 (20. Qf4 $17 {was worth a try.} Qe7 21. Rxc8 Rxc8 22. Qd2) 20... Rxc8 $19 21. e3 {[#]} Bxf1 (21... Rc1+ 22. Kd2 Rc8 23. Bxb5 axb5 24. Rc1 $11) 22. Rxf1 {[%mdl 4096] Endgame KQR-KQR} Qg6 23. e4 Qxe4+ ({Weaker is} 23... dxe4 24. Qe3 $17) (23... Rc1+ $19 24. Kd2 Rxf1 25. Qxf1 Qxe4) 24. Qxe4 $17 dxe4 $19 {KR-KR} 25. Kd2 {[#] Inhibits Rc1.} Rc4 $1 26. Rf2 (26. Rf4 $142) 26... Rxd4+ 27. Ke3 Rc4 28. b3 Rc5 29. Rd2 {[%cal Rd2d8]} Rd5 {To avoid Rd8+. Strongly threatening ...Rxd2.} 30. Rc2 {White wants to mate with Rc8+.} g5 {[%cal Bg7g5,Bg5g4][%mdl 32]} 31. Kxe4 Kg7 32. Rf2 h5 33. h4 $2 (33. Rg2 $17 {might work better.}) 33... g4 34. Kf4 $2 (34. Rc2 a5 35. Kf4) 34... Kg6 {...Rd1 is the strong threat.} 35. Ke4 Rd1 {White must now prevent ...Re1+.} 36. Rf6+ Kg7 37. Rf2 Rg1 38. Kf4 Kg6 {Hoping for ...Re1.} 39. Re2 {To avoid Re1} Rf1+ 40. Ke4 Rf3 41. Rg2 a5 42. Rg1 Rf2 {Inhibits Rg2.} 43. Ra1 Re2+ 44. Kd4 Rc2 45. Ke4 Rg2 46. Kf4 Re2 47. Rc1 f6 {[%csl Ge2][%cal Rf6e5]} 48. Rc5 fxe5+ 49. Rxe5 Rxe5 50. Kxe5 Kf7 {Weighted Error Value: White=0.62/Black=0.11 (very precise)} 0-1

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "8.4"]
[White "Poliannikov, Danila"]
[Black "Mishra, Prateek"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2273"]
[BlackElo "2128"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,90,27,33,20,48,41,42,10,35,23,41,48,46,0,-47,-25,119,131,118,105,110,123,147,166,243,200,219,164,143,64,286,292,417,398,385,323,282,22,22,22,20,19,23,22,22,23,44,44,44,44,44,44,44,44,61,30,30,30,30,8,8,8,8,8,8,8,8,0,8]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. b3 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4.} a5 14. Bb2 {[#]} b4 $146 ({Predecessor:} 14... Bf8 15. a3 g6 16. Bd3 c6 17. Qc2 Rc8 18. b4 axb4 19. cxb4 exd4 20. Bxd4 Bg7 {½-½ (63) Thipsay,P (2400)-Navalgund,N (2240) Jammu 2018}) 15. dxe5 {White is slightly better.} dxe5 16. Nc4 Nc5 17. Qb1 ({But not} 17. Ncxe5 Ncxe4 18. c4 Qxd1 19. Raxd1 Bc5 $11) 17... Bd6 18. Nxa5 Rxa5 $15 19. cxb4 {[%cal Bc3b4,Bb4a5,Ba5a6][%mdl 32] [#]} Nxb3 20. bxa5 $16 Nxa1 21. Qxa1 {[%cal Rf3e5]} Qa8 {[%csl LRa5,LRe4]} 22. Nxe5 ({Don't do} 22. Bxe5 Bxe5 23. Nxe5 Qxa5 $14) 22... Nxe4 {[#]} 23. a6 $1 Bd5 (23... Qxa6 $142 24. Bxe4 Bxe4) 24. Ng4 $18 Bf8 25. Qd1 Re6 26. Qd3 (26. Bd3 $16) 26... Bc5 $2 (26... h5 $1 $14) 27. Bd4 {Strongly threatening Bxc5.} Bb4 (27... Bf8 $142 28. f3 Qxa6) 28. Rb1 c5 29. Rxb4 cxb4 30. f3 $2 (30. Ne3 $18 Bc6 31. f3) 30... Qxa6 $11 31. fxe4 {Hoping for Qg3.} Qxd3 32. Bxd3 Bxe4 33. Bc4 Rd6 34. Bc5 {[%csl LRb4,LRd6] A strong pair of Bishops.} Rc6 {[#]} 35. Bxf7+ $1 Kxf7 $14 {[%mdl 4096] Endgame KRB-KBN} 36. Ne5+ Ke6 37. Nxc6 Bxc6 38. Bxb4 {KB-KB} h5 39. Kf2 h4 40. Ba5 g5 41. a3 Kf5 {The position is equal.} 42. Bb6 Kf4 43. Bc5 Bd7 44. Be3+ Kf5 45. Bc5 Bc6 {Black defended with fortune.  Weighted Error Value: White=0.28 (precise) /Black=0.27 (precise)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "8.5"]
[White "Johnson, Donald"]
[Black "Rusonik, Max"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2060"]
[BlackElo "2141"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,115,18,0,13,5,37,20,47,0,0,25,39,45,97,102,120,114,141,152,145,110,187,190,179,162,227,236,214,171,320,341,339,185,443,446,499,342,357,356,332,339,367,359,362,376,370,366,371,347,381,379,414,393,387,389,389,397,404,396,405,281,420,411,406,184,170,162,157,189,170,178,178,128,128,45,29,46,35,0,0,0,0,0,0,0,0,-477,-456,-518,-477,-737,-580,-735,-725,-686,-639,-564,0,-997,-997,-909,0,0,29972,4780]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 {The main line 6...e5 scores better than 6...e6.} 7. Nb3 Be6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. Be3 h6 9. Qf3 Be7 {The position is equal.} 10. g4 (10. O-O-O $14 {was preferrable.}) 10... Nbd7 $11 11. Nd5 {[#]} Qc8 $146 ({Predecessor:} 11... Bxd5 12. exd5 e4 13. Qg2 Nxd5 14. Qxe4 Nxe3 15. Qxe3 Qb6 16. Qxb6 Nxb6 17. Bg2 O-O-O {½-½ (36) Frijling,J (2345)-Canamas Soler,J (2375) ICCF email 2019}) 12. O-O-O Bxd5 (12... Qc6 $14) 13. exd5 $16 Bd8 14. h4 h5 15. g5 {White is more active.} Ng4 16. Bh3 $1 Qc4 (16... Nxe3 $16 17. fxe3 g6) 17. Kb1 $1 $18 Rc8 {[#]} 18. Rc1 e4 (18... Nb6 $142) 19. Qf5 g6 20. Qf4 Nde5 (20... Qxd5 {was worth a try.} 21. Rcd1 (21. Rhd1 Qe5 $16) 21... Qe5) 21. Nd2 $1 {[%csl LRc4,LRe4]} Qxd5 22. Nxe4 ({Less strong is} 22. Qxe4 Qxe4 23. Nxe4 O-O $16) (22. Rhd1 $142 Nc4 23. Nxe4) 22... Be7 $2 (22... Rc4) 23. Rhd1 Qc4 24. f3 Nxe3 25. Qxe3 {The board is on fire.} O-O 26. Bxc8 (26. Nxd6 Bxd6 27. Rxd6 (27. Bxc8 Qxc8 28. Rxd6 Nc4 $11) 27... Rce8 $14) 26... Qxc8 27. Nc3 {[%cal Be4c3,Bc3d5,Bd5e3][%mdl 32]} Qh3 28. Nd5 Bd8 29. f4 {[%csl LRe5,LRh3]} Qxe3 30. Nxe3 Nf3 31. Ng2 Re8 32. Rd3 Re2 33. Rxf3 Rxg2 {[%mdl 4096] Endgame KRR-KRB} 34. Re1 Kg7 35. c3 Rg4 36. Rh1 f5 (36... f6 {keeps fighting.} 37. Rd3 Be7) 37. Re1 Kf7 38. Rfe3 (38. c4 $142) 38... Rxf4 39. Re8 Rf1 40. Kc2 Rxe1 41. Rxe1 {KR-KB} Bb6 42. Re2 (42. Kd3 $18) 42... d5 $16 43. Re5 (43. Kd2 $16) 43... Bf2 $14 44. Rxd5 {And now Rd7+ would win.} Ke6 {To avoid Rd7} 45. Rd8 Bxh4 46. Rg8 Kf7 47. Rb8 Bxg5 {...Be7 is the strong threat.} 48. Rxb7+ Be7 $1 {aiming for ...g5.} 49. Kd3 $2 {[%mdl 8192]} (49. c4 $1 $11 {and White is okay.} Kf6 50. Rb6+ Kf7 51. Kd2 (51. Rxa6 h4 $11)) 49... h4 $19 {[%cal Bh5h4,Bh4h3][%mdl 32] Hoping for ...h3.} 50. Ke2 h3 51. Kf1 (51. Rd7 $142 g5 52. Kf2) 51... g5 {Strongly threatening ...g4.} 52. c4 g4 53. c5 g3 {Threatens to win with ...f4.} 54. c6 g2+ $2 (54... Ke6 $19 55. b4 (55. c7 $2 g2+ 56. Kf2 Bc5+ 57. Kf3 Kd7 $19) 55... Bf6) 55. Kf2 {[%mdl 8192]} (55. Kg1 $11 Ke6 56. b4) 55... Ke6 56. b4 {Prevents Bc5+.} Bh4+ $2 (56... Bg5 $19 {[%cal Og5e3] ( -> ...Be3+!)} 57. Rg7 {[#]} Be3+ $1 {[%mdl 512]} 58. Kxe3 h2 59. Rxg2 h1=Q) 57. Kg1 $11 {Black must now prevent Rg7.} f4 $2 {[%mdl 8192]} (57... Bg5 $11 58. Rg7 Bf4) 58. Rh7 {Both players deserved the win here.  Weighted Error Value: White=0.57/Black=0.51} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "9.1"]
[White "Rusonik, Max"]
[Black "Wang, Tianqi"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2141"]
[BlackElo "2322"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,0,0,-7,1,-4,0,0,0,0,0,0,0,0,-17,-20,20,13,20,12,45,25,33,23,31,0,25,-83,-86,-97,-97,-100,-86,-87,-94,-188,-173,-193,-129,-117,-98,-91,-88,-86,-41,-56,0,0,13,12,102,0,-5,-5,-5,-7,-1]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. b4 {B12: Caro-Kann: Advance Variation.} Be7 7. Qg4 g6 8. Bd3 a5 9. b5 {Inhibits Nc6.} Nd7 10. Nf3 h5 11. Qf4 Nh6 12. a4 {[#]} Qc7 $146 {[%cal Og6g5]} ({Predecessor:} 12... b6 13. O-O Bb7 14. Nbd2 g5 15. Qe3 Bc5 16. Qxg5 Qxg5 17. Nxg5 Bd4 18. Rb1 Bxe5 {½-½ (30) Bekemann,U (2297)-Baumgartner,U (2381) GER email 2016}) 13. Bb2 Nf5 14. O-O Nc5 (14... b6 {keeps more tension.} 15. Rc1 Bb7 16. Nbd2 O-O-O 17. h4 Kb8) 15. Bxf5 exf5 16. Nd4 Be6 17. Nd2 Rc8 18. N4b3 (18. Qe3 $11) 18... Ne4 $17 19. Nxe4 dxe4 20. Nd4 {[#]} Qc4 $1 21. Rfd1 O-O 22. Nxe6 (22. Qh6 $17 Rfd8 23. g3 (23. Nxe6 Rxd1+ 24. Rxd1 Qxe6 $17)) 22... Qxe6 $19 23. Qd2 Bb4 (23... Rfd8 $19 24. Bd4 Bb4) 24. c3 $17 Bc5 {[%cal Oe4e3]} 25. c4 e3 26. fxe3 f4 (26... Qxc4 $17 {Threatens to win with ...f4.} 27. Kh1 Qb3) 27. Bd4 $15 Rfd8 (27... Bb4 $15 28. Qf2 fxe3 29. Bxe3 Rxc4) 28. Qxa5 $11 {Hoping for Bxc5.} b6 29. Qc3 fxe3 {[#]} (29... Bxd4 $1 $11 30. Rxd4 (30. exd4 Rxc4 31. Qb2 Qf5 $11) 30... Rxd4 31. Qxd4 (31. exd4 Rxc4 32. Qd2 f3 $11) 31... Rxc4 32. Qd8+ Kg7 33. exf4 Rxf4) 30. Bxe3 (30. Bxc5 $1 $16 Rxd1+ 31. Rxd1 Rxc5 32. Qxe3) 30... Rxd1+ {The position is equal.} 31. Rxd1 {[#] Strongly threatening Bxc5.} Qxc4 32. Qe1 ({But not} 32. Rd8+ $2 Kg7 33. Qxc4 Bxe3+ 34. Kf1 Rxc4 $19) (32. Qd2 Bxe3+) 32... Bxe3+ {Weighted Error Value: White=0.20 (precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.21"]
[Round "9.2"]
[White "Mishra, Prateek"]
[Black "Johnson, Donald"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2128"]
[BlackElo "2060"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,157,0,3,6,7,0,8,8,7,17,18,18,15,16,20,24,19,25,6,25,27,54,53,64,66,101,106,92,104,100,81,171,178,176,210,195,184,211,217,208,189,255,26,118,114,119,121,162,122,222,197,190,148,147,123,125,123,122,123,134,124,129,126,126,123,123,122,122,122,133,136,138,137,146,142,197,217,195,200,215,219,231,227,279,279,255,241,587,554,533,549,438,0,554,368,949,920,1699,588,647,497,440,0,625,619,615,585,1794,1875,1884,1816,1932,1776,5181,4970,29981,29983,29982,29983,29983,29984,29984,29985,29985,29986,29986,29984,29984,29985,29985,29986,29986,29987,29987,29988,29988,29989,29989,29989,29989,29990,29990,29991,29991,1012]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 e5 7. Nf3 Be7 8. Bg5 $1 {[%mdl 4] is more profitable than 8.Bc4 at the moment.} Be6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 9. Bxf6 Bxf6 10. Nd5 {Prevents Qb6.} Nd7 {The position is equal.} 11. Bc4 Nb6 12. Nxb6 Qxb6 13. Bxe6 fxe6 14. O-O {[#]} O-O $146 ({Predecessor:} 14... Rc8 15. Qd3 O-O 16. c4 a5 17. b3 Be7 18. Rae1 Rf4 19. Re3 Rcf8 20. g3 R4f6 {½-½ (44) Dabo Peranic,R (2308)-Brkic,A (2588) Sibenik 2011}) 15. a5 Qc6 16. c3 Rad8 17. Re1 Be7 18. Qb3 Rf6 19. Ra4 {[%cal Ba1a4,Ba4b4,Bb4b6,Bb6e6][%mdl 32]} Rdf8 20. Rb4 Rb8 21. Rb6 Qc7 22. Ra1 d5 (22... h6 $16) 23. exd5 $18 e4 24. Nd4 Qf4 25. Rf1 {Active counter play!} (25. Rxe6 $2 Qxf2+ 26. Kh1 Qf1+ $3 {[%mdl 512]} 27. Rxf1 Rxf1#) 25... e3 {[%cal Re3f2]} 26. Rxe6 (26. Nxe6 $2 Qe4 27. Qa2 (27. Rxb7 Rxb7 28. Qd1 Rxf2) 27... exf2+ 28. Kh1 Rh6 $19) 26... exf2+ 27. Kh1 Bd6 (27... Bc5 $142 28. g3 Qg4 29. Rxf6 gxf6 30. d6+ (30. Rxf2 Bxd4 31. cxd4 Qxd4 $16) 30... Kh8) 28. Nf3 $2 (28. g3 $18 Qg5 29. Kg2) 28... Rf5 (28... Rbf8 $1 $11) 29. Qb6 $16 ({Stronger than} 29. Rxf2 Qc1+ 30. Re1 Qxe1+ 31. Nxe1 Rxf2 $15) 29... Bc7 30. Qxf2 Rxd5 (30... Qc4 $16 31. Rfe1 Qxd5) 31. b4 {Black must now prevent Qa2.} Rf8 {[#]} (31... Rh5 $16) 32. Qa2 $1 $18 Qf5 33. Rfe1 ({White should try} 33. Ree1 $18) 33... Kh8 $16 34. Re8 Rd8 35. Rxf8+ Rxf8 36. Qe6 Qd3 37. Qe3 Qc4 38. Qd4 Qxd4 39. Nxd4 {[%mdl 4096] Endgame KRB-KRN} ({Reject} 39. cxd4 $6 Bd6 $11) 39... Be5 40. Kg1 Bf6 41. Re3 Kg8 42. Nb3 Bg5 43. Rd3 Rc8 44. Nc5 Bf6 (44... Be7 $16) 45. Kf2 $18 Rc7 46. Ke3 Kf7 {[#]} 47. Ke4 $1 Be7 48. Rf3+ Bf6 49. Kd5 {Strongly threatening Kd6.} Ke8 50. Re3+ Kf7 $2 (50... Be7 {is more resistant.} 51. Ne4 Kf7 52. Rf3+ Kg8) 51. Kd6 Bd8 52. Rf3+ Kg6 53. Re3 $2 (53. Rf8 $18 Rc6+ 54. Kd5) 53... Rc6+ $2 {[%mdl 8192]} (53... Kf7 $1 $11 54. c4 Rc6+ 55. Kd7 Bc7) 54. Kd7 Bf6 (54... Bxa5 55. Nxb7 Rc7+ 56. Kd6 Bb6) 55. c4 Kf5 56. g3 (56. Nxb7 $142 Rxc4 57. Nd6+ Kg5 58. Nxc4) 56... Be5 57. Rf3+ Kg4 58. Re3 (58. Rd3 $142) 58... Kf5 59. g4+ Kf6 60. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Bd4 61. Re6+ Rxe6 62. Nxe6 {KB-KN} Bc3 63. Nc5 Bxb4 64. Nxb7 g5 65. h5 {White mates.} Be1 66. c5 Bg3 67. c6 Bb8 68. c7 Bxc7 69. Kxc7 {KN-K3P} Ke5 70. Kb6 Kf4 71. Kxa6 Kxg4 {KN-KPP} 72. Kb5 Kh3 73. a6 g4 74. a7 g3 75. a8=Q g2 76. Qa1 Kh2 77. Qe5+ Kh1 78. Qe4 Kh2 79. Qh4+ {Weighted Error Value: White=0.41/Black=0.38} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.21"]
[Round "9.3"]
[White "Ngo, Bach"]
[Black "Poliannikov, Danila"]
[Result "1/2-1/2"]
[ECO "A78"]
[WhiteElo "2306"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,78,30,39,28,45,18,46,18,32,43,60,29,55,58,85,52,115,118,110,106,109,117,130,85,81,72,83,0,0,0,0,0,0,-14,63,47,84,49,115,114,99,0,0,0,0,0,0,0,0,0,0,0,9,8,39,38,34,34,29,14,38]} 1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. d5 e6 5. Nc3 Bg7 6. e4 d6 7. Be2 exd5 8. cxd5 O-O 9. Nd2 {[%cal Bf3d2,Bd2c4,Bc4e3][%mdl 32] 9.Be3 is becoming the main line.} Re8 10. O-O Na6 11. a4 {A78: Modern Benoni: Classical: 9...Re8 10 Nd2 Na6.} Nb4 12. Kh1 {[#]} Nd7 $146 ({Predecessor:} 12... b6 13. Ra3 a6 14. f3 Rb8 15. Re1 Qe7 16. Nc4 b5 17. axb5 axb5 18. Nxb5 Rxb5 19. Nxd6 Qxd6 20. Bxb5 {1-0 (28) Kloss,T (2073)-Brueggemann,F (2013) Germany 2009}) 13. Nc4 {White is slightly better.} Ne5 14. Ne3 f5 15. exf5 (15. f4 $5 {[%cal Rf4e5]} Nf7 16. exf5 $11) 15... gxf5 16. f4 Nf7 17. Na2 {[%cal Bc3a2,Ba2b4,Bb4c2][%mdl 32]} Bd4 (17... Na6 $14) 18. Nxb4 $16 Bxe3 19. Bxe3 Rxe3 20. Nc2 Re8 {[#]} 21. Ra3 (21. Bb5 $142 $1 {[%cal Rb5e8]} Bd7 22. Bxd7 Qxd7 23. Ra3) 21... Qf6 22. b4 Bd7 23. Bb5 (23. bxc5 $16 {And now Bh5 would win.} dxc5 24. Bh5) 23... Bxb5 $11 24. axb5 Re4 25. h3 cxb4 26. Rb3 a5 (26... Rc8 $11) 27. bxa6 $1 $14 bxa6 {Strongly threatening ...a5.} 28. Rxb4 Rxb4 ({Black should play} 28... a5 $1 $14 29. Rb7 Rc8) 29. Nxb4 $16 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32] [#]} 30. Nc6 (30. Qa4 $1 $16) 30... a4 $11 31. Qa1 Qxa1 32. Rxa1 {[%mdl 4096] Endgame KRN-KRN} a3 33. Ra2 Kg7 34. Nd4 Kf6 35. Nc2 Ra4 36. g3 Ra5 37. Rxa3 Rxd5 {White must now prevent ...Rd1+.} ({Weaker is} 37... Rxa3 38. Nxa3 h5 39. Nc4 $16) 38. Ne3 {Prevents Rd1+.} Rb5 39. Kg2 Nd8 {Weighted Error Value: White=0.15 (very precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "9.4"]
[White "Almeida Saenz, Alfonso"]
[Black "Adewumi, Tanitoluwa"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2259"]
[BlackElo "2190"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,150,7,5,0,52,14,15,4,25,9,53,42,32,0,0,-14,18,-20,46,-9,-8,7,60,39,39,-58,-50,-70,32,19,129,49,43,40,142,135,145,149,207,109,240,214,334,339,476,478,459,474,420,196,210,204,204,203,216,218,191,162,164,109,196,147,233,193,227,229,219,222,293,313,313,311,285,306,306,301,306,306,306,219,298,222,206,148,281,282,321,280,345,344,355,354,747,710,667,488,813,797,771,756,881,877,869,862,861,656,5583,5185,5157,487,448,375,530,411,1078,1078,1092,1092,1078,1085,1085,1085,1085,1085,1085,1085,3046,3111,9220,8573,6412,6079,8507,8543,7640,7182,7182,6217,3401,1945,29944,29959,1451]} 1. d4 Nf6 2. Bg5 e6 3. Nd2 h6 4. Bh4 c5 5. e3 Nc6 6. c3 {[%cal Od2e4] A45: Trompowsky Attack.} b6 (6... d5 $11) 7. Ngf3 (7. Ne4 $5 {[%cal Re4f6]}) 7... Bb7 8. Bd3 {The position is equal.} d6 9. O-O g5 (9... Be7 $11) 10. Bg3 $14 {[#]} g4 $146 ({Predecessor:} 10... h5 11. h4 g4 12. Ne1 Be7 13. Nc2 Nh7 14. dxc5 bxc5 15. Nc4 d5 16. Ne5 Bxh4 {½-½ (33) Kolthoff,S (2058)-Stork,O (2224) Bad Homburg 2019}) 11. Ne1 (11. Nh4 $14 {is superior.}) 11... h5 $11 12. Bh4 Be7 13. f3 cxd4 ({Better is} 13... Nd5 $11 14. Bxe7 Qxe7) 14. exd4 (14. cxd4 $14 Nd5 15. Bxe7 Qxe7 16. Nc2) 14... Nd5 $1 15. Bf2 Rg8 (15... Qd7 $11) 16. fxg4 hxg4 17. Be2 ({White should try} 17. Nc4 $14) 17... Bg5 $1 $15 18. Nc2 {Inhibits Ne3.} Bh6 (18... f5 $1 $15) 19. Bg3 f5 {Inhibits Ne4.} (19... Qe7 $1 $11) 20. Bc4 (20. Nc4 $16 f4 21. Bxg4 $1) 20... Nce7 21. Qe2 $36 {[%cal Oe2e6][%mdl 2048] White has some pressure.} Rg6 {[#]} (21... Qd7 $1 $14) 22. Bd3 $1 $16 Bxd2 23. Qxd2 {And now c4 would win.} Qd7 (23... Nf6 $16) 24. a4 (24. Na3 $18) 24... Kf7 (24... Nf6 $16) 25. Na3 Rd8 (25... Kg8 $142 26. Nb5 Ba6) 26. Nb5 $18 Nc8 {[#]} (26... Nf6 $142 27. Nxd6+ Kg8) 27. c4 $1 Nde7 28. d5 e5 {Prevents Nd4.} 29. Bxf5 Nxf5 {[#]} 30. Rxf5+ $1 {[%mdl 512]} Qxf5 31. Rf1 Qxf1+ 32. Kxf1 Rd7 33. Ke2 Ba6 34. Na3 ({White should play} 34. b4 $18) 34... Kg7 (34... Ne7 $16 {keeps fighting.}) 35. b3 (35. a5 $18) 35... Rf7 (35... Ne7 $16 {was worth a try.} 36. a5 Kg8 37. axb6 axb6) 36. Nc2 Ne7 37. Ne3 Bc8 38. a5 bxa5 39. Qxa5 Nf5 40. Nxf5+ Bxf5 41. c5 dxc5 42. Bxe5+ Kh7 43. Qd8 {[%csl Ge5][%cal Rd8h8] Prevents Re7.} (43. Qxc5 $6 Rg8 44. Kf2 Rc8 $18) 43... Rg8 {To avoid Qh8+} 44. Qh4+ Kg6 {Threatens to win with ...Re8.} 45. Kd2 {Really sharp!} Bd7 46. Qg3 Rgf8 (46... Rf5 $16 47. d6 (47. Qxg4+ $2 Kf7 $19) 47... Kf7) 47. Bc3 Rf4 48. Kc1 a5 49. Bd2 (49. Bxa5 Rf1+ 50. Kd2 R8f4 $16) 49... Rf1+ 50. Kb2 {Black must now prevent Qd6+.} ({Not} 50. Kc2 R8f7 51. Be3 (51. Bxa5 R7f2+ 52. Kc3 Rc1+ 53. Kd3 Bf5+ 54. Ke3 Rcc2 $16) 51... Bf5+ 52. Kc3 Re7 53. Qd6+ (53. Bxc5 Rc1+ 54. Kd2 Ree1 $16) 53... Kf7 $18) 50... Bf5 $2 (50... R1f2) 51. Qd6+ Rf6 52. Qxc5 g3 (52... a4 $142 53. bxa4 Rb1+ 54. Ka2 Rb7) 53. hxg3 Rb1+ 54. Ka2 {[%cal Og3g4] aiming for g4!} a4 55. bxa4 {[%cal Og3g4] Hoping for g4!} Rd1 56. Qe3 Kf7 57. Bc3 Ra6 58. Qf4 Kg6 59. a5 (59. g4 $142 Rxd5 60. gxf5+ Rxf5 61. Qg4+ Rg5 62. Qe4+ Kh6 63. Bd2) 59... Rxd5 60. Qc7 {Inhibits Rc6. Strongly threatening Qg7+.} Rd7 {To avoid Qg7+} (60... Bd7 $142 61. Kb2 Rc6) 61. Qb8 Rc6 (61... Be6+ $142 62. Ka3 Kf7) 62. Qe8+ Kg5 63. Qe3+ Kg6 64. g4 {Intending Qe8+ and mate.} Be6+ 65. Ka3 {Qe4+ would kill now.} Rd5 66. Qf3 Bf7 67. g3 Rcd6 68. Qe4+ Kh6 69. Qe7 Kg6 70. Qf8 {[%csl Gc3][%cal Rf8g7]} Rf6 71. Qh8 Rdd6 72. Qh5+ Kg7 73. Qg5+ Bg6 74. Qc5 {White wants to mate with Qxd6.} Kf7 75. Qc7+ Ke8 {Weighted Error Value: White=0.49/Black=0.43} 1-0

[Event "Charlotte Spring-B 2022"]
[Site "Charlotte"]
[Date "2022.03.20"]
[Round "9.5"]
[White "Plotkin, Mark"]
[Black "Arjun, Vishnuvardhan"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2268"]
[Annotator "NA RC"]
[PlyCount "12"]
[EventDate "2022.03.16"]
[EventType "tourn"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:06]} Nf6 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:03]} e6 {[%emt 0:00:11]} 3. d4 {[%emt 0:00:06]} b6 {[%emt 0:00:13]} 4. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:17]} 5. Bg5 {[%emt 0:00:05]} Bb7 {[%emt 0:00:27]} 6. e3 {[%emt 0:00:04]} h6 {[%emt 0:00:15]} 1/2-1/2

