[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.1"]
[White "Anata, Choudhury"]
[Black "Rahman, Ziaur"]
[Result "1/2-1/2"]
[ECO "B47"]
[WhiteElo "2184"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,121,36,45,23,24,14,23,17,21,18,13,14,24,0,21,19,39,31,28,23,31,27,29,24,38,41,61,0,5,0,0,0,29,34,66,33,40,32,46,35,42,34,37,51,39,14,23,0,38,39,39,41,33,37,53,53,53,53,53,53,53,53,53,53,53,53,53,33,53,53,53,53,53,45,45,48,67,46,46,27,26,32,39,39,41,39,41,41,72,72,130,122,138,141,174,174,195,185,170,139,139,109,139,43,33,35,35,38,54,0,8,0,52,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Qd3 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} Nf6 {seems to push 6...a6 aside.} 7. Ndb5 Qb8 8. Qg3 {White has an edge.} d6 $1 {Threatening ...a6.} 9. Be3 {Black must now prevent 0-0-0.} a6 10. Nd4 h5 11. f3 Nxd4 12. Bxd4 {[#]} e5 $146 ({Predecessor:} 12... b5 13. O-O-O e5 14. Be3 Be6 15. Qf2 Qb7 16. Kb1 Rc8 17. Qd2 Be7 18. Nd5 Nxd5 19. exd5 {1-0 (60) Ansat,A (2255)-Tomic,A (2339) Paracin 2021}) 13. Be3 Be6 14. Bg5 b5 15. Bxf6 gxf6 16. O-O-O Qb6 17. Kb1 Rc8 18. f4 (18. Qe1 $14) 18... exf4 $1 $11 19. Qd3 Qe3 20. Nd5 Bxd5 21. Qxd5 Qc5 22. Qb3 Rg8 23. a4 {[%cal Ra4b5]} bxa4 24. Qxa4+ {[%mdl 64] [#] Double Attack} Qc6 25. Qb3 {[%mdl 1024] White has compensation.} Ke7 26. Rd4 Bg7 27. Rc4 Qa8 28. Qf3 Qb7 (28... f5 $5) 29. e5 Qxf3 30. exd6+ Kxd6 31. gxf3 f5 32. Rxf4 Rc5 {With the idea ...Rb8.} 33. Rg1 a5 34. Bd3 Be5 35. Rxg8 Bxf4 $14 {[%mdl 4096] Endgame KRB-KRB} 36. Rh8 Bxh2 37. Rxh5 Bf4 38. Bxf5 Re5 39. Bg4 Bg5 40. Ka2 f6 41. Rh7 Rc5 42. c3 Rb5 43. Ra7 f5 44. Bh5 Bc1 45. b3 Re5 46. Kb1 Bf4 47. Ra6+ Kc7 48. Kc2 Rc5 49. Kd3 Be5 (49... Kb7 $142 50. Re6 Rc8) 50. c4 $16 Bg3 51. Bf7 Re5 52. Bd5 Be1 53. Kd4 Re2 54. Ra7+ Kb6 55. Rb7+ Ka6 {Black wants to play ...Rd2+.} 56. Rf7 (56. Kc5 $16 {aiming for Rb6+.} Re8 57. Rb6+ Ka7 58. Kb5) 56... Bf2+ $14 57. Kd3 Re3+ 58. Kc2 Re2+ 59. Kd3 Re3+ 60. Kc2 Re2+ 61. Kd3 {Weighted Error Value: White=0.10/Black=0.07} (61. Kd1 $14 Rb2 62. Rf6+ (62. Rxf5 Rxb3 63. Rf6+ Rb6 $14) 62... Ka7 63. Rf8 (63. Rxf5 Rxb3 64. Rf7+ Ka6 $14)) 1/2-1/2

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.2"]
[White "Reefat, Bin-Sattar"]
[Black "Mollah Abdullah, Al Rakib"]
[Result "1/2-1/2"]
[ECO "C45"]
[WhiteElo "2401"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,66,29,38,41,32,35,27,42,3,0,-276,0,2,0,0,19,-14,0,0,0,0,0,0,0,1,4,0,6,0,0,0,0,-31,5,10,0,-2,0,0,0,-5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nxd4 5. Qxd4 Qf6 6. Be3 Qxd4 7. Bxd4 Ne7 {C45: Scotch Game.} 8. a3 b6 9. Nc3 Bb7 {[#] White has an edge.} 10. Nb5 $146 ({Predecessor:} 10. O-O-O O-O-O 11. f3 h5 12. Bc4 f6 13. Rhe1 Ng6 14. Nd5 h4 15. Ne3 Bd6 16. Ng4 {0-1 (47) Makropoulou,M (2313)-Ovsejevitsch,S (2529) Patras 2001}) 10... O-O-O 11. Nxa7+ Kb8 12. Nb5 Bxe4 13. O-O-O f6 14. b4 Bb7 15. Kb2 Nf5 16. Bc3 c6 17. Nd4 Nxd4 18. Bxd4 c5 19. bxc5 Bxc5 20. h4 Rhe8 21. Rh3 Bc6 22. Rc3 {[#]} Re1 $1 23. Rxe1 {The position is equal.} Bxd4 24. Rd1 Bxc3+ 25. Kxc3 $11 {[%mdl 4096] Endgame KRB-KRB} Re8 26. Rd4 Kc7 27. Bd3 Re7 28. Bxh7 Bxg2 29. Bd3 Bf3 30. Rc4+ Kd6 31. Rd4+ Kc7 32. Rc4+ Kd6 33. Rd4+ Ke5 {Weighted Error Value: White=0.17/Black=0.04} 1/2-1/2

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.3"]
[White "Hossain, Enamul"]
[Black "Mohammad Fahad, Rahman"]
[Result "0-1"]
[ECO "D52"]
[WhiteElo "2404"]
[BlackElo "2321"]
[Annotator "TA"]
[PlyCount "126"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,126,29,32,16,22,0,0,0,0,0,14,0,0,0,0,0,0,0,0,1,3,-12,-18,-20,0,-29,0,0,0,-40,0,-21,-33,-36,-38,-38,0,-18,-38,-120,-116,-114,-111,-125,-130,-132,-118,-113,-72,-186,-186,-193,-189,-196,-185,-180,-158,-170,-161,-160,-194,-191,-182,-196,-201,-242,-242,-391,-379,-347,-309,-340,-339,-382,-305,-556,-541,-535,-431,-1795,0,-503,-432,-449,-314,-320,-256,-267,-240,-267,-260,-292,-274,-368,-363,-495,-501,-449,-373,-717,-689,-670,-662,-999,-946,-1490,-980,-29967,-29968,-29967,-29968,-29958,-29965,-12627,-5518]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Qa5 7. Nd2 Bb4 8. Rc1 {D52: Queen's Gambit Declined: Cambridge Springs Variation.} Ne4 9. Ndxe4 dxe4 10. Bh4 {The position is equal.} Qxa2 11. Qc2 Nb6 $1 12. Be2 {Strongly threatening 0-0.} Na4 $1 13. O-O Bxc3 {[%mdl 64] [#] Remove Defender} 14. bxc3 Nxc3 15. Qxc3 Qxe2 16. Qa3 {[%csl Gh4][%cal Ra3e7]} f6 {[#]} 17. Bg3 $146 ({Predecessor:} 17. f3 c5 18. Qxc5 Qxe3+ 19. Kh1 exf3 20. Rce1 fxg2+ 21. Kxg2 Qd2+ 22. Kg1 Bd7 23. Re4 {½-½ (77) Sheng,J (2474)-Mishra,A (2338) Charlotte 2020}) 17... Qh5 18. Bd6 Kf7 19. f3 exf3 20. Rxf3 b6 21. e4 c5 22. e5 {aiming for exf6.} f5 ({Avoid the trap} 22... cxd4 $2 23. c5 $18) 23. Qa4 Rd8 ({But not} 23... cxd4 $2 24. Qc6 $18) 24. dxc5 Qg5 25. Rd1 {c6 is the strong threat.} Bd7 {[%cal Rd7a4]} 26. Qb3 ({Better is} 26. c6 $15 Be8 27. Rdf1) 26... Bc6 $36 {[%mdl 2048] Keeping White busy.} 27. Rg3 Qh5 28. Rf1 bxc5 29. Qe3 Kg8 30. Qxc5 Be4 31. Qe3 (31. Qc7 $17 {was necessary.} Qh6 32. Qa5) 31... a5 $19 {[%cal Ba7a5,Ba5a4][%mdl 32]} 32. h3 a4 33. Ra1 Qf7 34. Qf2 Rdc8 35. Rc3 Qb7 36. Kh2 Ra6 37. c5 Ra5 {[%cal Ba6a5,Ba5b5,Bb5b2][%mdl 32]} 38. Rg3 Rca8 39. Raa3 Rb5 {Hoping for ...Rb2.} 40. Rge3 (40. Qa2 $142 Bd5 41. c6 Qxc6 42. Qd2) 40... Rb2 41. Re2 Rb3 42. c6 Qxc6 43. Qd4 Qc1 {And now ...Qf4+ would win.} 44. Ra1 $2 (44. Rxe4 {was worth a try.} Rxa3 45. Bxa3 Qxa3 46. Re2) 44... Qf4+ 45. Kg1 Rc8 46. Rae1 {[#]} (46. Bc7 $142 Ra8 47. Ba5) 46... Ra8 (46... Rxh3 $142 $3 {[%mdl 512]} 47. Bc5 (47. Rd1 Rc1) 47... Rh4) 47. Ra1 $1 Qg3 48. Qf2 Qxf2+ 49. Rxf2 Rb1+ 50. Rxb1 Bxb1 {[%mdl 4096] Endgame KRB-KRB} 51. Rf3 Rc8 52. g4 Kf7 53. Kf2 Rc4 54. gxf5 Bxf5 55. Kg3 g5 56. Re3 $2 (56. Kh2) 56... Kg6 57. Rf3 h5 58. Re3 Rc2 59. h4 gxh4+ 60. Kxh4 Rh2+ 61. Kg3 Rh3+ 62. Kf4 Rxe3 63. Kxe3 h4 {Weighted Error Value: White=0.48/Black=0.25} 0-1

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.4"]
[White "Sultana, Sharmin Shirin"]
[Black "Jannatul, Ferdous"]
[Result "1-0"]
[ECO "D46"]
[WhiteElo "2006"]
[BlackElo "1778"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,93,24,52,15,27,0,28,31,54,0,59,62,86,73,118,57,190,67,75,71,112,139,241,251,666,642,935,829,1087,1056,1008,742,29986,735,862,594,597,580,501,368,344,367,366,350,372,278,270,247,298,281,322,324,458,442,614,592,569,625,967,958,1175,1156,1344,1240,1795,1670,29974,29974,29974,29973,29976,29976,29980,29981,29979,29980]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c6 5. O-O Nbd7 6. Nbd2 Bd6 7. e4 dxe4 8. Nxe4 Nxe4 9. Bxe4 O-O 10. c4 h6 11. c5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} Bc7 12. Be3 Nf6 13. Bc2 {[#] White has an edge.} Nd5 $146 ({Predecessor:} 13... Qd5 14. Qd2 Qh5 15. Bf4 Bxf4 16. Qxf4 Nd5 17. Qg3 b6 18. Rfe1 bxc5 19. Re4 Ne7 20. Rh4 Qd5 21. Rxh6 Nf5 22. Bxf5 Qxf5 23. dxc5 Qxc5 24. Ng5 Ba6 25. Rh8+ {1-0 (25) Banikas,H (2507)-Koumanis,S (2185) Chania 1999}) 14. Bd2 (14. Qd3 $14 Nf6 15. Ne5) 14... b5 (14... b6 $11) 15. Re1 $14 Bb7 16. Qe2 a5 17. Rad1 (17. Qd3 $16 {[%csl Gc2][%cal Rd3h7]} Nf6 18. Ne5) 17... a4 ({Black should play} 17... Re8 $14) 18. a3 (18. Qe4 $18 {[%csl Gc2][%cal Re4h7]} Nf6 19. Qh4) 18... Re8 19. Qd3 $40 {[%mdl 128] White wants a kill.} Nf6 20. Ne5 Qd5 (20... Bxe5 $16 {is a better defense.} 21. Rxe5 (21. dxe5 Qxd3 22. Bxd3 Nd5 $14) 21... Ba6) 21. Qg3 $18 {[#] Black must now prevent Bxh6.} Nh5 $2 (21... Kf8 22. Ng6+ {[%mdl 64] Discovered Attack} fxg6 23. Qxc7 Re7) 22. Qh4 g6 23. Bxh6 Bd8 24. Qg4 {White wants to mate with Bxg6!} Nf6 25. Qh3 {[#] And now Bxg6! would win.} Be7 26. Bg5 (26. Bxg6 $142 fxg6 27. Qg3 Ng4 28. Qxg4 Qxe5 29. Qxg6+ Kh8 30. Rxe5 Rg8 31. Qf7) 26... Nh5 27. Bxe7 Rxe7 28. Be4 Qd8 29. Nxc6 Bxc6 30. Bxc6 Rb8 31. Bf3 Nf6 32. Qh4 Rd7 33. h3 Kg7 34. Re5 Qc7 35. Qg5 Rh8 (35... b4 {was called for.} 36. c6 Rdd8) 36. c6 Nh7 37. Qe3 Rdd8 38. Rxb5 Rb8 39. Rb7 Rxb7 40. cxb7 Nf6 41. Rc1 Qb8 42. Qe5 Qxe5 43. dxe5 {White mates.} Nd7 44. Rc8 Nb8 45. Bd1 Nd7 46. Bxa4 Nb8 47. Bb5 {Weighted Error Value: White=0.38/Black=1.04} 1-0

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.5"]
[White "Manon, Reja Neer"]
[Black "Chowdhury, Sohel"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2112"]
[BlackElo "2091"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,33,23,14,27,15,34,21,52,0,0,-18,0,0,0,0,27,0,5,0,0,0,6,2]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. c3 Nc6 7. O-O cxd4 {B12: Caro-Kann: Advance Variation.} 8. Nxd4 $1 {[%mdl 4] outshines the older 8.cxd4.} Nxd4 9. cxd4 {[#] aiming for Qa4+.} Ne7 10. Bb5+ (10. g4 $14 Bg6 11. f4) 10... Nc6 $11 {[#]} 11. Qa4 $146 ({Predecessor:} 11. Bxc6+ bxc6 12. Nc3 Bg6 13. Na4 Be7 14. Be3 Qa5 15. Rc1 O-O 16. a3 Qb5 17. Rc3 {½-½ (38) Gil Alba,H (2343)-Galvez Dastin,E (2224) Santa Clara 2017}) 11... Qb6 12. Bd2 a6 13. Bxc6+ bxc6 14. Rc1 Rc8 {The position is equal.} 15. Qb3 Qxb3 ({Wrong is} 15... Qxd4 $2 16. Qb7 $18) 16. axb3 Bd3 17. Nc3 {Weighted Error Value: White=0.12/Black=0.07} 1/2-1/2

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.6"]
[White "Masum, Hossain"]
[Black "Rahman, Syed Mahfuzur"]
[Result "0-1"]
[ECO "D60"]
[WhiteElo "2061"]
[BlackElo "2206"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,78,25,0,6,13,23,2,25,15,8,0,9,0,42,35,28,36,37,31,46,-8,-8,-7,0,0,0,0,89,90,105,72,72,72,72,75,77,72,75,7,7,10,16,0,0,-120,-110,-233,-73,-228,-231,-332,-330,-552,-519,-779,-791,-855,-880,-5243,-920]} 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Be7 6. e3 a6 7. a4 O-O 8. Bd3 Nbd7 9. O-O dxc4 10. Bxc4 c5 11. Qe2 h6 {D60: Queen's Gambit Declined: Classical: Unusual White 7th moves.} 12. Bh4 cxd4 13. exd4 Nb6 {The position is equal.} 14. Ba2 {[#]} Bd7 $146 ({Predecessor:} 14... Nfd5 15. Nxd5 Nxd5 16. Bxd5 Bxh4 17. Be4 Bf6 18. Qc4 Rb8 19. Rad1 Qa5 20. b3 b5 21. Qc5 Qb6 {1-0 (47) Barileng,G (2144)-Abdul Khaliq,W (1921) Batumi 2018}) 15. Ne5 Bc6 ({But not} 15... Bxa4 $2 16. Nxa4 Nxa4 17. Nxf7 $1 $18 {[%mdl 512]}) 16. Rad1 Nbd5 17. f4 Nxc3 18. bxc3 Bxa4 19. Rde1 Bb5 20. Qc2 (20. c4 $14 Be8 21. Qb2) 20... Bxf1 $11 21. Bb1 $1 {[#] Intending Bxf6 and mate.} Re8 $1 {Hoping for ...Bb5.} 22. Rxf1 Rc8 23. g4 Qd5 {[#]} (23... Qa5 $11 {remains equal.} 24. Rf3 Red8) 24. g5 $1 $16 {[%cal Rg5f6]} Ne4 {[%cal Rh6g5]} 25. Qxe4 (25. c4 {looks sharper.} Rxc4 26. Nxc4 hxg5 27. Qxe4 Qxe4 28. Bxe4 gxh4 29. Bxb7 Rd8 30. Rd1) 25... Qxe4 26. Bxe4 Rxc3 27. gxh6 gxh6 28. Be1 Rb3 {[#]} 29. Bc2 (29. f5 $1 $16 {[%cal Rf5e6] And now fxe6 would win.} Rb5 30. fxe6 fxe6 31. Bd3) 29... Rb2 $11 30. Rf2 {Black must now prevent Rg2+.} Bb4 31. Rg2+ Kf8 32. Bh4 (32. Nd3 $11 {keeps the balance.} Bxe1 33. Nxb2) 32... Rc8 $17 33. Nd7+ Ke8 34. Nf6+ $2 (34. Nc5 $17 {was the only chance.} Bxc5 35. dxc5) 34... Ke7 $19 35. Nd5+ (35. Ne4+ {might work better.} Kf8 36. Bd3 Rc1+ 37. Bf1) 35... Kd6 36. Ne3 (36. Nxb4 a5 37. Nd3 Rbxc2 38. Rg7) 36... Rc3 {Black is clearly winning.} 37. Bf6 (37. Bf2 $142 Rcxc2 38. Nxc2 Rxc2 39. Rg7) 37... Rxe3 38. Be5+ Ke7 {...Re1+ is the strong threat.} 39. d5 Re1+ {Weighted Error Value: White=0.62/Black=0.09} 0-1

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.7"]
[White "Rahman, Taibur"]
[Black "Jabed Al Azad"]
[Result "1-0"]
[ECO "D04"]
[WhiteElo "2189"]
[BlackElo "1983"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,18,35,27,36,37,35,43,37,39,44,31,33,35,35,33,58,35,31,0,18,10,14,11,20,19,35,35,36,0,0,0,0,-8,-6,-12,-20,-4,0,0,7,0,0,0,169,172,165,168,148,165,234,228,529,521,757,754,850,940,929,901,1229,1086,1087,1090,1087,1068,1034,983,5622,5547,1759,871,770,684]} 1. d4 Nf6 2. Nf3 g6 3. b3 d5 4. Bb2 Bg7 5. e3 Bg4 6. Nbd2 {D04: Colle System.} Nbd7 7. c4 c6 {[#]} 8. h3 $146 {White is slightly better.} ({Predecessor:} 8. Bd3 O-O 9. O-O Re8 10. Qc2 Bxf3 11. Nxf3 Rc8 12. Rad1 Qc7 13. h3 a6 14. Rc1 {½-½ (22) Werner,A (2123)-Guenther,C (2115) Germany 2013}) 8... Bxf3 9. Nxf3 Ne4 10. a3 O-O 11. Bd3 Re8 12. O-O f5 13. Rc1 e6 14. b4 a6 15. Qc2 b5 16. c5 Qc7 17. a4 Reb8 18. Ra1 Ra7 19. Ra3 bxa4 20. Rxa4 a5 21. Ba3 axb4 22. Bxb4 Rxa4 23. Qxa4 Qb7 {Hoping for ...Ra8.} 24. Rb1 {next Be1 is good for White.} Ra8 25. Ba5 Qc8 {White must now prevent ...Nexc5!} 26. Qb4 Ndxc5 $2 {Black is now going downhill.} 27. dxc5 $18 Bc3 28. Qxc3 Nxc3 29. Bxc3 Ra3 {[#]} (29... Rb8 $142) 30. Be5 $1 Ra8 $2 (30... Rxd3 31. Rb8 Qxb8 32. Bxb8 Rc3) 31. Nd4 {White is clearly winning.} h6 32. Rb6 Qd7 33. Rxc6 Ra1+ 34. Kh2 Rd1 {[#]} 35. Rc7 $1 Qxc7 36. Bxc7 Rxd3 37. Be5 Kf7 38. c6 Ke7 39. c7 Kd7 {[#]} 40. Nb5 (40. Nxe6 $142 $1 {[%mdl 512]} Rd2 (40... Kc8 41. Nf4) 41. Nf8+ {[%mdl 64] Double Attack} Kc8 42. Nxg6) 40... Rd2 41. Na7 {Weighted Error Value: White=0.09/Black=0.37} 1-0

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.8"]
[White "Nusrat Jahan, Alo"]
[Black "Kazi Zarin, Tasnim"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "1712"]
[BlackElo "1790"]
[Annotator "NA RC"]
[PlyCount "138"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Bf4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 3. c4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 4. e3 {[%emt 0:00:17]} e6 {[%emt 0:00:25]} 5. a3 {[%emt 0:00:55]} Nbd7 {[%emt 0:00:27]} 6. Nf3 {[%emt 0:00:23]} Be7 {[%emt 0:00:16]} 7. Bd3 {[%emt 0:00:43]} dxc4 {[%emt 0:00:07]} 8. Bxc4 {[%emt 0:00:10]} b5 {[%emt 0:00:05]} 9. Be2 {[%emt 0:00:52]} a6 {[%emt 0:00:17]} 10. Nc3 {[%emt 0:01:14]} Bb7 {[%emt 0:00:55]} 11. O-O {[%emt 0:01:41]} c5 {[%emt 0:02:48]} 12. dxc5 {[%emt 0:07:14]} Nxc5 {[%emt 0:00:14]} 13. Qc2 {[%emt 0:02:46]} O-O {[%emt 0:01:40]} 14. Rfd1 {[%emt 0:05:53]} Qb6 {[%emt 1:29:46]} 15. Rac1 {[%emt 0:03:31]} Rac8 {[%emt 0:00:00]} 16. Nd4 {[%emt 0:09:18]} Nce4 {[%emt 0:00:00]} 17. Qb3 {[%emt 0:05:20]} Nxc3 {[%emt 0:00:00]} 18. Rxc3 {[%emt 0:04:19]} Bd5 {[%emt 0:00:00]} 19. Qc2 {[%emt 0:02:03]} Qb7 {[%emt 0:00:00]} 20. f3 {[%emt 0:04:47]} Nh5 {[%emt 0:00:00]} 21. Bg3 {[%emt 0:04:12]} Rxc3 {[%emt 0:00:00]} 22. Qxc3 {[%emt 0:00:50]} Nxg3 {[%emt 0:00:00]} 23. hxg3 {[%emt 0:01:22]} Rc8 {[%emt 0:00:00]} 24. Qd2 {[%emt 0:01:49]} Bc5 {[%emt 0:00:00]} 25. Kh2 {[%emt 0:03:32]} Qb6 {[%emt 0:05:30]} 26. e4 {[%emt 0:02:38]} Bb7 {[%emt 0:00:00]} 27. Nb3 {[%emt 0:02:44]} Be7 {[%emt 0:00:00]} 28. Qd7 {[%emt 0:06:25]} Qc7 {[%emt 0:00:00]} 29. Na5 {[%emt 0:03:41]} Ba8 {[%emt 0:00:00]} 30. Qxc7 {[%emt 0:11:08]} Rxc7 {[%emt 0:00:00]} 31. Nb3 {[%emt 0:01:44]} g6 {[%emt 0:00:00]} 32. Rc1 {[%emt 0:01:22]} Rxc1 {[%emt 0:00:00]} 33. Nxc1 {[%emt 0:00:02]} Bf6 {[%emt 0:00:00]} 34. Nd3 {[%emt 0:00:17]} Bd4 {[%emt 0:00:00]} 35. b3 {[%emt 0:02:19]} f5 {[%emt 0:00:00]} 36. exf5 {[%emt 0:12:29]} exf5 {[%emt 0:00:00]} 37. Nb4 {[%emt 0:00:00]} Bb7 {[%emt 0:00:00]} 38. a4 {[%emt 0:00:00]} bxa4 {[%emt 0:00:00]} 39. bxa4 {[%emt 0:00:00]} a5 {[%emt 0:00:00]} 40. Nc2 {[%emt 0:00:00]} Bc5 {[%emt 0:00:00]} 41. Bb5 {[%emt 0:00:00]} Kf7 {[%emt 0:00:00]} 42. Kh3 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 43. g4 {[%emt 0:00:00]} f4 {[%emt 0:00:00]} 44. g3 {[%emt 0:00:59]} g5 {[%emt 0:00:00]} 45. gxf4 {[%emt 0:01:17]} gxf4 {[%emt 0:00:00]} 46. Ne1 {[%emt 0:01:05]} Bf2 {[%emt 0:00:00]} 47. Nd3 {[%emt 0:00:24]} Be3 {[%emt 0:00:00]} 48. Nb2 {[%emt 0:01:21]} Bd2 {[%emt 0:00:58]} 49. Nc4 {[%emt 0:00:31]} Bc3 {[%emt 0:00:07]} 50. Kg2 {[%emt 0:00:10]} Kd5 {[%emt 0:00:50]} 51. Na3 {[%emt 0:01:04]} Bc6 {[%emt 0:02:22]} 52. Bd3 {[%emt 0:00:32]} h6 {[%emt 0:00:56]} 53. Nb5 {[%emt 0:00:32]} Bd2 {[%emt 0:01:07]} 54. Nc7+ {[%emt 0:00:27]} Kd4 {[%emt 0:01:36]} 55. Bc2 {[%emt 0:00:30]} Kc3 {[%emt 0:00:23]} 56. Bd1 {[%emt 0:00:05]} Kb4 {[%emt 0:00:50]} 57. Na6+ {[%emt 0:00:21]} Ka3 {[%emt 0:00:41]} 58. Nc5 {[%emt 0:00:10]} Be3 {[%emt 0:01:02]} 59. Nb3 {[%emt 0:01:11]} Bb6 {[%emt 0:00:40]} 60. Nd2 {[%emt 0:00:15]} Kb4 {[%emt 0:00:29]} 61. Kf1 {[%emt 0:00:34]} Bxa4 {[%emt 0:01:54]} 62. Bxa4 {[%emt 0:00:36]} Kxa4 {[%emt 0:00:02]} 63. Ke1 {[%emt 0:00:24]} Kb4 {[%emt 0:01:19]} 64. Kd1 {[%emt 0:00:15]} Kc3 {[%emt 0:00:48]} 65. Nb1+ {[%emt 0:00:28]} Kd3 {[%emt 0:00:57]} 66. Na3 {[%emt 0:00:39]} Be3 {[%emt 0:01:21]} 67. Nc2 {[%emt 0:00:11]} Bc5 {[%emt 0:00:14]} 68. Na1 {[%emt 0:01:08]} Ke3 {[%emt 0:00:41]} 69. Nb3 {[%emt 0:00:18]} Bb4 {[%emt 0:00:05]} 0-1

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.9"]
[White "Islam, Khandaker Aminul"]
[Black "Sarkar, Bappi"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2210"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,67,4,0,33,22,30,23,20,19,27,-13,55,26,81,-24,87,96,96,22,61,60,71,27,55,31,19,6,62,-56,37,30,83,-35,6,6,138,5,10,18,66,6,24,0,0,-11,-8,-20,0,0,575,566,1403,1507,1476,1478,1375,1349]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 d5 4. e3 c5 5. c3 Nc6 6. Nbd2 Be7 7. h3 Bd7 {[#] D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 8. dxc5 $146 ({Predecessor:} 8. Bd3 a6 9. O-O cxd4 10. exd4 b5 11. a3 Na5 12. Ne5 Nc4 13. Rb1 a5 14. Ndf3 Rc8 {1-0 (26) Grachev,B (2626)-Sergeyev,A (2397) Sochi 2018}) 8... Bxc5 9. Bd3 Qe7 {White has an edge.} 10. e4 e5 11. Bg5 Be6 (11... d4 $11) 12. Qa4 O-O (12... O-O-O $11) 13. O-O (13. exd5 $1 $16 Bxd5 14. Ne4 Bxe4 15. Bxe4 (15. Bxf6 Bxf2+ 16. Kd2 Qxf6 $17)) 13... a6 {[#]} (13... d4 $11) 14. exd5 $1 $16 Bxd5 15. Rae1 ({White should try} 15. Ne4 $16 {Strongly threatening Nxf6+.} Bxe4 16. Bxe4 (16. Bxf6 Qxf6 17. Bxe4 Rab8 $16)) 15... Qd6 {Hoping for ...Bxf3.} 16. Bb1 h6 17. Bh4 (17. Bxf6 $5 Qxf6 18. Ne4 $16) 17... Rfe8 18. Qc2 {Black must now prevent Bxf6.} g6 19. b4 Ba7 {White should prevent ...e4.} 20. Rd1 (20. c4 $14 Nxb4 21. Qb2 Bxf3 22. Nxf3) 20... Qe6 (20... e4 $15 21. Nxe4 Nxe4) 21. Rfe1 $14 Rac8 (21... Rad8 $11) 22. Qb2 (22. c4 $16 Bxf3 23. Nxf3) 22... b5 23. Bxf6 Qxf6 {[#]} (23... Bxf3 $11 24. Nxf3 Qxf6) 24. Ne4 (24. Be4 $1 $16 {[%cal Re4d5]} Be6 25. Qa3) 24... Bxe4 $11 25. Bxe4 Rcd8 26. Qb3 (26. a4 $14) 26... Ne7 27. Rxd8 Rxd8 28. a4 Kg7 29. a5 Qf4 {aiming for ...Rd2!} (29... Rd2 $5 30. Rf1 $8 Rd7 $11) 30. Qa2 f5 $2 {[%mdl 8192] [#]} (30... Rd7 $11 {and Black stays safe.}) 31. Qe6 $1 $18 {[%csl LRa6,LRe5,LRe7][%mdl 64] Double Attack. White is clearly winning.} Kf8 (31... Ng8 32. Bd5) 32. Qf6+ Ke8 33. Bc6+ Nxc6 34. Qxc6+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.40/Black=0.64} 1-0

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.10"]
[White "Abdul, Momin"]
[Black "Mohammad Minhaz Uddin"]
[Result "1/2-1/2"]
[ECO "C42"]
[BlackElo "2281"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,52,30,31,33,45,54,12,37,34,52,58,71,10,34,-23,-27,-31,0,0,25,0,46,42,38,41,58,0,0,0,65,0,0,0,81]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c4 Nf6 9. Nc3 Bg4 10. cxd5 Nxd5 11. Be4 Nf6 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 12. Bxc6+ bxc6 13. Qd3 c5 14. d5 O-O {[#]} 15. Ne5 $146 ({Predecessor:} 15. Re1 h6 16. Ne5 Bd6 17. h3 Bd7 18. Qf3 Rb8 19. b3 Rb4 20. Nc4 Re8 21. Rxe8+ Bxe8 {½-½ (42) Wang,Z (2557)-Datu,I (2445) Beijing 2001}) 15... Bd6 16. f4 ({Better is} 16. Nc6 $16 Qc8 17. Bg5) 16... Re8 17. Nxg4 ({White should try} 17. Bd2 $14) 17... Nxg4 $11 18. h3 {[#]} c4 $1 19. Qxc4 Qe7 20. Bd2 {Hoping for Rae1.} ({Don't blunder} 20. hxg4 $2 Bc5+ 21. Qxc5 Qxc5+ 22. Kh2 Rab8 $19) 20... Bc5+ 21. Kh1 {Threatens to win with Rae1.} Nf2+ 22. Kh2 {[#] aiming for Be1.} Ng4+ 23. Kh1 {And now Rae1 would win.} Nf2+ $1 24. Kh2 {Be1 is the strong threat.} Ng4+ $1 25. Kh1 Nf2+ $1 26. Kh2 {Strongly threatening Be1.} Ng4+ $1 {Weighted Error Value: White=0.27/Black=0.13} 1/2-1/2

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.11"]
[White "Subrota, Biswas"]
[Black "Md. Shahidul, Islam"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2256"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,111,30,45,19,22,22,32,-26,-19,-33,-24,-30,-25,-62,-32,-29,0,0,0,0,0,0,0,0,2,0,0,0,0,0,14,-2,25,19,18,16,20,18,15,19,19,19,20,0,0,0,8,27,37,-20,-16,-23,-29,-30,0,0,18,27,33,38,21,0,0,12,11,0,148,106,237,237,237,237,237,237,29972,29973,29970,29974,29973,29975,29975,29976,29976,29977,29977,29978,29978,29979,29980,29981,29980,1160,1138,1123,29981,29982,29982,29983,29984,4133,29985,29986,29986,29987]} 1. e3 b6 2. e4 e5 ({Predecessor:} 2... Bb7 3. d3 g6 4. d4 Bg7 5. Nc3 Nc6 6. d5 Nd4 7. Be3 e5 8. Nge2 c5 9. dxc6 dxc6 {1-0 (38) Zapata,A (2418)-Balleisen,A (2127) chess.com INT 2017}) 3. Nf3 d6 4. d4 exd4 5. Bc4 Be7 6. c3 {A00: Irregular Openings.} Nf6 7. cxd4 Bb7 8. e5 ({Better is} 8. Nc3 $14) 8... dxe5 $11 9. Nxe5 O-O 10. O-O Nc6 11. Be3 Nxe5 12. dxe5 Qxd1 13. Rxd1 {And now Bg5 would win.} Ng4 14. e6 f6 15. Bf4 {Strongly threatening Rd7.} Rfd8 16. Nc3 {Threatens to win with Rd7.} Ne5 17. Bxe5 fxe5 18. Re1 Rd4 19. Bb3 e4 20. Re2 a6 21. Rae1 Rad8 22. Nxe4 Bxe4 23. Rxe4 Rxe4 24. Rxe4 {[%mdl 4096] Endgame KRB-KRB} Kf8 25. Re2 Bf6 26. f4 Ke7 27. Kf2 c5 28. Bc2 g6 29. f5 (29. Be4 $14) 29... Bxb2 30. fxg6 Bd4+ 31. Kf3 hxg6 32. Bxg6 b5 33. h4 a5 34. h5 a4 35. h6 b4 36. Bc2 Ra8 $1 37. h7 b3 (37... Bh8 $11) 38. axb3 $16 axb3 {This move loses the game for Black.} (38... a3 $16 {might work better.} 39. Bb1 Rb8) 39. Bxb3 $18 Ra3 {[#]} 40. Re3 c4 {[#]} (40... Bh8 41. g4) 41. Ke4 $1 Ra8 $2 (41... Bg7 $18 42. Bxc4 Rxe3+ 43. Kxe3 Bb2) (41... Bf6 42. Rf3) 42. Kxd4 cxb3 43. Rxb3 Kxe6 {KR-KR} 44. Rh3 Rh8 45. Ke4 ({Weaker is} 45. g4 Kf6 $18) 45... Kf6 46. Kf4 ({Less strong is} 46. g4 Kg7 $18) 46... Kg6 47. Kg4 Kf6 48. Rh6+ Kg7 49. Kg5 Kf7 50. Ra6 (50. g4 $142 Kg7 51. Rg6+ Kf7 52. Kh6 Ke7 53. Rb6 Rd8 54. Kg7 Kd7 55. h8=Q) 50... Rxh7 51. Ra7+ Kg8 52. Rxh7 Kxh7 53. Kf6 Kh6 54. g4 Kh7 55. g5 Kg8 56. Kg6 {Weighted Error Value: White=0.09/Black=0.29} 1-0

[Event "9th Bangabandhu Team Mixed 2021"]
[Site "Dhaka"]
[Date "2021.04.07"]
[Round "4.12"]
[White "Talukder, Umme Taslima Protiva"]
[Black "Noshin, Anjum"]
[Result "0-1"]
[ECO "D48"]
[BlackElo "1912"]
[Annotator "RC"]
[PlyCount "60"]
[EventDate "2021.04.04"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 1:30:30]} d5 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} c6 {[%emt 0:00:30]} 3. Nc3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 4. e3 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 6. Bd3 {[%emt 0:00:30]} dxc4 {[%emt 0:00:30]} 7. Bxc4 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 8. Bd3 {[%emt 0:00:30]} a6 {[%emt 0:00:30]} 9. O-O {[%emt 0:00:30]} Bd6 {[%emt 0:00:30]} 10. Ne4 {[%emt 0:00:30]} Nxe4 {[%emt 0:00:30]} 11. Bxe4 {[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 12. b3 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 13. Bb2 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 14. Bd3 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 15. Qe2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 16. dxc5 {[%emt 0:00:30]} Rxc5 {[%emt 0:00:30]} 17. Rfd1 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 18. Ba3 {[%emt 0:00:30]} Rd5 {[%emt 0:00:30]} 19. Bxd6 {[%emt 0:00:30]} Rxd6 {[%emt 0:00:30]} 20. Bc2 {[%emt 0:00:30]} Rc8 {[%emt 0:00:30]} 21. Rxd6 {[%emt 0:00:30]} Qxd6 {[%emt 0:00:30]} 22. Ne1 {[%emt 0:00:30]} g6 {[%emt 0:00:30]} 23. Rd1 {[%emt 0:00:30]} Qa3 {[%emt 0:00:30]} 24. Bb1 {[%emt 0:00:30]} Nd5 {[%emt 0:00:30]} 25. Nc2 {[%emt 0:00:30]} Qc5 {[%emt 0:00:30]} 26. b4 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 27. Rxd5 {[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 28. h3 {[%emt 0:00:30]} Be4 {[%emt 0:00:30]} 29. Na3 {[%emt 0:00:30]} Bxb1 {[%emt 0:00:30]} 30. Nxb1 {[%emt 0:00:30]} Qc1+ {[%emt 0:00:30]} 0-1

