[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.1"]
[White "Gukesh D"]
[Black "Ganguly, Surya Shekhar"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2563"]
[BlackElo "2635"]
[Annotator "Shahid"]
[PlyCount "113"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 11,113,10,13,3,12,-6,3,-45,-21,-26,-29,-35,9,0,14,0,0,0,0,0,0,0,0,0,0,0,
2,0,48,57,52,50,63,25,43,31,29,6,127,135,131,131,175,209,204,198,156,160,160,
172,204,160,380,380,380,380,372,153,425,140,202,189,204,64,60,44,58,61,109,57,
79,13,13,11,43,0,118,106,151,145,152,141,410,429,415,408,756,747,786,762,730,
711,613,558,558,558,508,439,502,489,451,437,29986,820]} 1. d4 Nf6 2. c4 e6 3.
Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. Qc2 {E11: Bogo-Indian.} Nbd7 {
is currently scoring better than 7...c6.} 8. Nc3 $5 {[%mdl 4] An interesting
side line.} dxc4 9. Rd1 {[#] The position is equal.} Rb8 $146 ({Predecessor:}
9... c6 10. h4 b5 11. Ne5 Nxe5 12. dxe5 Nd5 13. Ne4 f5 14. exf6 gxf6 15. b3
cxb3 16. axb3 {1-0 (29) Gelfand,B (2676)-Motylev,A (2641) Chess.com INT 2020})
10. a4 a6 11. a5 Bb4 12. Ne4 c5 13. Nxc5 Bxd2+ 14. Qxd2 Nxc5 15. dxc5 Qc7 16.
Qb4 Bd7 17. Qxc4 Qxa5+ 18. b4 Qa4 19. Ne5 a5 (19... Bc6 {feels hotter.} 20. O-O
Bb5 21. Qd4 Bxe2 22. Ra1 Qe8) 20. Nxd7 Nxd7 21. O-O $1 Rfc8 22. Qf4 Nf8 (22...
axb4 $2 23. c6 $18) 23. Rb1 $36 {[%mdl 2048] White fights for an advantage.}
axb4 24. Rxb4 Qa7 (24... Qa5 $1 $11) 25. Rb5 $1 $16 Nd7 26. Rc1 e5 27. Qb4 {
Black must now prevent Ra5.} b6 {[%CAl Rc8c5]} 28. c6 Nc5 29. Bd5 Qc7 30. Rb1
Kf8 31. Qc4 {And now Rxb6! would win.} (31. Rxb6 $6 Qxb6 32. Qxb6 Rxb6 $16)
31... Ke8 $2 (31... Kg8 $16 32. Qb4 h6) 32. Qg4 $18 Rd8 33. e4 Kf8 34. Rc1 (34.
Qf5 $18 Kg8 35. Qxf7+ Qxf7 36. Bxf7+ Kxf7 37. c7) 34... h6 $2 (34... Kg8 $16
35. Qf3 Re8) 35. Rc3 $2 (35. Qf5 $1 $18 {[%CAl Rf5h7]}) 35... Re8 (35... Kg8
$16 36. f4 Kh8) 36. Rf3 Re7 37. Ra3 (37. Qh5 $1 $18) 37... Ne6 $14 38. Rb2 Nd4
39. Rba2 Qc8 40. Qd1 (40. Qh5 $16 {aiming for Ra7.} Nb5 41. Rd3) 40... b5 41.
Rc3 (41. Qh5 $16 {Strongly threatening Ra7.} Qc7 42. Kg2) 41... b4 42. Rc4 Rc7
43. Kg2 ({Reject} 43. Rxd4 exd4 44. Qa4 Qe8 $15) 43... Nxc6 {[#]} (43... Kg8
$11) 44. Qc1 $1 $16 {[%CAl Rd5c6]} b3 {[#]} 45. Rb2 {[%CAl Rd5c6]} Rb6 46. Rc5
Ke7 $2 {[%mdl 8192]} (46... Qb7 $16 {might work better.} 47. Qc3 Rc8 48. Rxb3 (
48. Bxb3 g6 $11) 48... Rxb3 49. Bxb3 (49. Qxb3 Qxb3 50. Bxb3 Ke7 $14) 49... Ne7
) 47. Rxb3 $18 Rxb3 48. Bxb3 Kd8 (48... Qa6 $142 49. Bc4 Qa4) 49. Ba4 Nd4 50.
Rd5+ Ke7 51. Qa3+ Kf6 52. Qd6+ {[%mdl 64] Double Attack} Ne6 53. Qxe5+ Ke7 54.
Qd6+ Kf6 55. Bd7 Rxd7 56. Qxd7 Qc2 (56... Qxd7 $18 57. Rxd7 Nc5) 57. Rf5+ {
Weighted Error Value: White=0.22/Black=0.51} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.2"]
[White "Sadhwani, Raunak"]
[Black "Neelotpal, Das"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2545"]
[BlackElo "2425"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 10,77,0,-14,0,-15,0,0,0,0,0,-4,11,6,3,0,75,77,116,118,132,125,139,91,
122,122,129,125,129,131,139,139,139,139,139,139,139,139,139,139,139,125,139,
136,131,128,140,96,151,136,210,210,282,256,269,238,237,229,418,405,414,388,
1545,1473,29985,29986,29991,29992,29992,29993]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6
4. d3 d5 5. cxd5 Nxd5 6. e4 Nf6 {A28: English Opening: Four Knights Variation.}
7. h3 {[#]} g6 $146 ({Predecessor:} 7... Be7 8. Be2 O-O 9. O-O Re8 10. Be3 Be6
11. Rc1 a6 12. a3 h6 13. Na4 Nd4 14. Nc5 Bxc5 15. Rxc5 {0-1 (41) Vitiugov,N
(2722)-Donchenko,A (2646) Playchess.com INT 2020}) 8. Be3 Bg7 {The position is
equal.} 9. Be2 O-O 10. O-O Nh5 11. Qd2 Nd4 12. Bd1 f5 $6 (12... Be6) 13. Bg5 $1
$16 {[%CAl Rg5d8]} Qd6 (13... Bf6) 14. Nxd4 exd4 15. Nd5 Rf7 16. Nf4 Nxf4 17.
Bxf4 Qb6 18. Re1 {Strongly threatening exf5.} fxe4 19. Rxe4 Bf5 {[#]} 20. Re1 {
Black must now prevent Bb3.} (20. Bb3 $6 Bxe4 21. dxe4 c5 $11) 20... Be6 {[#]}
21. Bxc7 $1 {[%mdl 576] Deflection} Qxc7 22. Rxe6 Raf8 23. Bb3 {And now Re4
would win.} Kh8 24. Re2 $36 {[%mdl 2048] Keeping Black busy.} Re7 25. Rae1 Rfe8
26. Re4 Rxe4 27. dxe4 Be5 28. Qd3 Rf8 (28... g5 $142 29. Bd5 Bh2+ 30. Kf1 Be5)
29. h4 h6 (29... Bh2+ $16 30. Kh1 Be5) 30. g3 $18 g5 31. hxg5 hxg5 32. Qe2 {
Kg2 is the strong threat.} Kg7 33. Qg4 Qd8 (33... Bf6 34. e5 Be7) 34. f4 d3 {
[%CAl Re5f4] intending ...Bxf4.} 35. Kg2 ({Not} 35. fxe5 Qd4+ 36. Kh1 Rh8+ 37.
Kg2 Qxb2+ 38. Kf3 Rf8+ 39. Ke3 Qf2+ 40. Kxd3 Rf3+ 41. Kc4 b5+ {[%mdl 64] Decoy}
42. Kxb5 Qb6+ 43. Kc4 (43. Ka4 Qd4+ 44. Ka3 Qc5+ 45. Kb2 Qc3+ {[%mdl 64]
Double Attack} 46. Ka3 Qc5+ 47. Kb2 Qc3+ {[%mdl 64] Double Attack} 48. Ka3 Qc5+
$11) 43... Qc7+ 44. Kb4 Qb6+ 45. Kc4 Qc7+ 46. Kb4 Qb6+ 47. Kc4 $11) 35... Bxb2
$2 (35... Bxf4 36. gxf4 Rxf4) 36. Rh1 {Threatening mate with Qh5.} Rh8 37. Rxh8
{White mates.} Kxh8 38. Qh5+ Kg7 39. fxg5 {[%csl Gg5][%CAl Rh5h6] Weighted
Error Value: White=0.06/Black=0.40} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.3"]
[White "Hossain, Enamul"]
[Black "Mollah Abdullah, Al Rakib"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2426"]
[BlackElo "2463"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 20,60,33,14,22,-6,-4,0,0,-5,-12,-14,0,-3,-14,-17,-9,-20,-9,-13,0,0,0,0,
0,0,0,0,4,0,0,0,0,-8,-6,-8,-8,-12,-7,-14,-10,-22,-21]} 1. d4 Nf6 2. c4 e6 3.
Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8. Bf4 Be7 9. Nc3 Ne4 10. Qc2
{10.Nb5 is the modern continuation.} Nxc3 11. Qxc3 (11. bxc3 {keeps more
tension.} Ra7 12. e4 d6 13. Be3 Nd7 14. Nd2) 11... d6 {The position is equal.
E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} 12. Qc2 f5 13. Rad1 Be4 14. Qc1 Qe8
{[#]} 15. Bg5 $146 ({Predecessor:} 15. Qe3 Bf6 16. c5 bxc5 17. dxc5 e5 18. Qb3+
Qf7 19. Bg5 Qxb3 20. axb3 h6 21. Bxf6 Rxf6 22. cxd6 cxd6 {1/2-1/2 (36) Giri,A
(2773)-Rapport,R (2702) Wijk aan Zee 2017}) 15... Nd7 16. Bxe7 Qxe7 17. b3 Rae8
18. a3 e5 19. dxe5 Nxe5 20. Nxe5 Bxg2 21. Kxg2 {[#] aiming for Nf3.} Qxe5 22.
e3 Qe4+ 23. Kg1 Qf3 24. Qd2 g5 25. Qd5+ Qxd5 26. Rxd5 Re4 27. Rc1 Kg7 28. b4
axb4 29. axb4 Kf6 30. Rd2 Ke6 {An uneventful encounter. Weighted Error Value:
White=0.05/Black=0.02} 1/2-1/2
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.4"]
[White "Rahman, Ziaur"]
[Black "Rahman, Taibur"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2419"]
[BlackElo "2215"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 15,95,41,79,82,96,83,151,74,69,69,72,68,64,47,54,59,67,37,60,65,183,26,
27,24,40,20,59,57,81,30,39,4,19,14,156,18,89,9,15,0,35,18,51,54,108,110,203,
216,224,171,158,156,175,173,368,356,372,302,374,377,454,435,477,476,468,458,
535,499,621,603,792,806,1233,1236,1250,1117,29971,29972,29981,29982,29982,
29982]} 1. Nf3 d5 2. g3 c5 3. Bg2 e6 4. O-O Nf6 5. c4 Nc6 6. cxd5 exd5 7. d4
cxd4 8. Nxd4 Bc5 {seems to push 8...Be7 aside.} 9. Nxc6 {D30: Queen's Gambit
Declined: Systems without Nc3.} bxc6 10. Qc2 $1 {[%CAl Rc2c5]} Qe7 (10... Qb6
$142) 11. Bg5 (11. b4 $6 Bd4 $14) (11. Be3 $142 $1 {[%CAl Re3c5]} Nd7 12. Bxc5
Qxc5 13. Qxc5 Nxc5 14. Rc1) 11... O-O $16 12. Bxf6 (12. Rc1 $2 Bxf2+ $1 {
[%mdl 512]} 13. Kh1 Be3 $19) 12... gxf6 {[#]} 13. e3 $146 ({Predecessor:} 13.
Nc3 Bd7 14. Na4 Bd6 15. Rac1 f5 16. e3 Rab8 17. b3 Rb5 18. Rfd1 Ba3 19. Rb1 {
1/2-1/2 (55) Pena Canapa,A (1797)-Moreno,N (1653) Montevideo 2019}) 13... Bg4
14. Nd2 Rac8 15. Rac1 Bb6 16. Nb3 (16. Qa4 $5 {[%CAl Ra4g4]} h5 17. Bf3 $11 (
17. Rxc6 $2 Bd7 $19 {[%mdl 64] Skewer})) 16... Qe5 17. a4 Rb8 {[#]} (17... a5
$14) 18. Rfe1 $2 (18. a5 $1 $18 {[%CAl Ra5b6]} Bd8 (18... Bc7) 19. Nd4) 18...
Rfc8 $11 19. Qd2 a6 20. Rc3 h5 21. Rec1 h4 22. a5 (22. gxh4 $16 Qh5 23. Rxc6)
22... Ba7 $1 23. h3 Be6 24. gxh4 {Black must now prevent Nd4.} Rb4 {[#]} (24...
Kh8 $11 {keeps the balance.} 25. Nd4 Rg8 26. Nxe6 (26. Nxc6 $2 Rxg2+ {[%mdl 64]
Clearance} 27. Kxg2 Rg8+ 28. Kf1 Bxh3+ 29. Ke2 Qh5+ {[%mdl 64] Double Attack}
30. f3 Rg2+ {[%mdl 64] Skewer} 31. Ke1 Qxh4+ 32. Kd1 Rxd2+ $19) (26. Rxc6 $2
Bxh3 27. Rc8 Bxc8 $19) 26... fxe6) 25. Rxc6 ({White must play} 25. Nd4 $1 $16
c5 26. Nxe6 fxe6 27. e4) 25... Rcb8 (25... Rxc6 $11 26. Qxb4 Rxc1+ 27. Nxc1
Bxe3) 26. Nc5 (26. Rxa6 $16 Bxe3 27. Qxe3 (27. fxe3 Rxb3 28. Qd4 Rxe3 $11)
27... Rxb3 28. Qxe5 fxe5 29. Rd6) 26... Rxb2 27. Qd4 {aiming for Qxe5.} Bxc5 (
27... Rb1 {is more complex.} 28. Rf1 Qh5 29. Qxf6 Rxf1+ 30. Bxf1 Bxc5 31. Rxc5
Rb1) 28. R6xc5 {Threatens to win with Qxe5.} Qxd4 29. exd4 Rd2 {White leaves
nothing to chance now.} ({Better is} 29... R8b3 $14) 30. Bxd5 $16 Rbb2 (30...
Bxh3 $16 31. Rc7 Rf8) 31. Bxe6 $18 fxe6 {[%mdl 4096] Endgame KRR-KRR} 32. Rc8+
Kg7 33. R1c7+ Kg6 34. Rg8+ Kf5 $2 (34... Kh6) 35. Rc5+ Ke4 36. Rg4+ Kd3 37. Rf4
Rb4 38. Rxf6 Kxd4 39. Rc6 Ra2 40. Rxa6 e5 41. h5 Rb3 42. Kg2 Raa3 43. Rad6+ Kc5
44. Rc6+ Kd5 45. a6 {[%CAl Ba5a6,Ba6a7][%mdl 32]} Rxh3 46. a7 {White mates.}
Rxh5 47. Ra6 Rg5+ 48. Kf1 {Weighted Error Value: White=0.20/Black=0.60} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.5"]
[White "Aronyak Ghosh"]
[Black "Adhiban, B..."]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2436"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 20,61,0,0,5,6,11,2,38,20,20,20,24,16,26,13,41,44,73,21,21,20,37,18,24,
16,9,7,5,11,14,12,12,12,12,12,12,15,15,13,18,18,18,13]} 1. c4 g6 2. Nc3 Bg7 3.
g3 c5 4. Bg2 Nc6 5. a3 d6 6. Rb1 a5 7. d3 e5 8. e3 Nge7 9. Nge2 O-O 10. O-O Rb8
11. Bd2 b6 {A36: Symmetrical English vs ...g6:4 Bg2 Bg7.} 12. Qa4 Bd7 13. Qc2 {
[#]} f5 $146 ({Predecessor:} 13... h6 14. f4 Kh7 15. Rf2 f5 16. Nd5 Nxd5 17.
Bxd5 b5 18. cxb5 Rxb5 19. Nc3 Rb8 {1/2-1/2 (60) Bukal,V (2395)-Sermek,D (2575)
Pula 1997}) 14. Nd5 Nxd5 15. Bxd5+ Kh8 16. b4 axb4 17. axb4 Ne7 18. Bg2 Bc6 19.
Nc3 ({Better is} 19. e4 $16) 19... Bxg2 $11 20. Kxg2 Qd7 21. bxc5 dxc5 22. e4
Nc6 {The position is equal.} 23. Nd5 Nd4 24. Qd1 b5 25. cxb5 Rxb5 26. f3 Rfb8 {
[#]} 27. Qa4 $1 {Strongly threatening Nc3.} Qc6 28. Rxb5 Qxb5 29. Qxb5 Rxb5 30.
Bc3 Rb3 31. Ra1 {Weighted Error Value: White=0.09/Black=0.08} 1/2-1/2
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.6"]
[White "Kovalev, Vladislav"]
[Black "Subhayan Kundu"]
[Result "1-0"]
[ECO "B62"]
[WhiteElo "2648"]
[BlackElo "2305"]
[Annotator "Shahid"]
[PlyCount "99"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 16,99,45,38,56,19,33,25,39,39,40,-17,-12,-13,-19,-26,-15,-17,-15,-34,
-37,-37,-33,-34,-31,-39,-16,-16,-13,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,190,190,9508,
5719]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd3 a6
8. O-O-O Bd7 9. f4 {The main line 9.f4 scores better than 9.Be2.} Be7 {B62:
Sicilian: Richter-Rauzer: 6...e6: Unusual White 7th moves.} 10. Be2 h6 11. Bh4
Qc7 {[#] White has an edge.} 12. f5 $146 ({Predecessor:} 12. Nb3 O-O-O 13. Bxf6
gxf6 14. Bh5 Rhg8 15. g3 Rg7 16. Kb1 Kb8 17. Qe3 Na5 18. Nxa5 Qxa5 {1-0 (42)
Tolnai,T (2470)-Varga,P (2440) Budapest 1995}) 12... O-O-O 13. Qc4 (13. Rhf1
$14) 13... d5 $11 14. exd5 exd5 15. Nxc6 $1 Bxc6 (15... dxc4 $2 16. Nxe7+ Kb8
17. Bg3 $18) 16. Qd4 Bd6 17. Bxf6 gxf6 18. Bf3 ({Don't go for} 18. Nxd5 $2 Bxd5
19. Qxd5 Bf4+ 20. Kb1 Rxd5 $19) (18. Qxf6 $2 Be5 $19) 18... Be5 19. Qc5 {
[%CAl Rc3d5]} d4 20. Ne2 Bxf3 21. Qxc7+ Kxc7 22. gxf3 Rhg8 23. f4 Rg2 24. fxe5
{[#] And now Nf4 would win.} Rxe2 25. exf6 {[%mdl 4096] Endgame KRR-KRR} Rd6
26. Rhe1 Rxe1 27. Rxe1 {aiming for Re7+.} Rxf6 {KR-KR} 28. Re4 Rxf5 29. Rxd4
Rf1+ 30. Kd2 Rf2+ 31. Kd3 Rxh2 32. Rf4 h5 33. Rxf7+ Kb6 34. Rh7 h4 35. b4 h3
36. a4 Rh1 37. Rh6+ Kc7 38. a5 h2 {White must now prevent ...Rd1+.} 39. Kc4 Kd7
40. Kc5 Kc7 41. Rh7+ Kd8 42. c3 {Kb6 is the strong threat.} Rc1 $1 43. Rxh2
Rxc3+ 44. Kb6 Rc4 45. b5 ({Don't play} 45. Kxb7 $6 Rxb4+ 46. Ka7 (46. Kxa6 Kc7
$16) 46... Rd4 $16) 45... Rb4 $1 46. Rh5 Kc8 47. Rh8+ Kd7 48. Rh7+ Kc8 $2 (
48... Kd6 $11 {and Black has nothing to worry.} 49. Kxb7 (49. Rxb7 Rxb5+ 50.
Kxa6 Rc5) 49... Rxb5+ 50. Kxa6 Rb1) 49. Rc7+ $18 Kd8 $4 {[#]} (49... Kb8 50.
Rxb7+ Ka8 51. Ra7+ Kb8 52. Rxa6 Rg4 53. Kc5 Rg5+ 54. Kb4 Rg4+ 55. Kc3 Rg3+ 56.
Kd4 Rg4+ 57. Kd3 Rg5 58. Rb6+ Ka7) 50. Rc5 $1 {Weighted Error Value: White=0.
04/Black=0.12} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.7"]
[White "Shawket Bin, Osman Shaon"]
[Black "Reefat, Bin-Sattar"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "1982"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 13,73,34,37,30,27,31,39,-2,0,0,0,0,0,-25,-10,-36,-26,-38,-31,-22,-14,
-34,-40,-108,34,21,23,-40,0,0,14,0,0,0,0,0,84,84,454,453,456,464,534,563,770,
765,653,0,438,419,463,458,1868,360,310,0,0,0,5052,5052,5052,5052]} 1. d4 d5 2.
c4 c6 3. Nc3 Nf6 4. e3 a6 5. Nf3 e6 6. b3 Bb4 7. Bd2 Nbd7 8. Bd3 {D45:
Semi-Slav: 5 e3.} Bd6 9. O-O O-O 10. e4 {e5 is the strong threat.White is
slightly better.} dxc4 11. bxc4 e5 $1 {Threatening ...exd4.} 12. d5 Nc5 13. Bg5
h6 14. Bh4 g5 15. Bg3 {[#]} cxd5 $146 ({Predecessor:} 15... Bg4 16. Re1 Qe7 17.
h3 Bh5 18. h4 Nfd7 19. hxg5 hxg5 20. Be2 Bg6 21. Bf1 f6 {0-1 (36) Uhlmann,W
(2417)-Ushenina,A (2496) Marianske Lazne 2008}) 16. cxd5 Bg4 17. Rc1 Rc8 18.
Be2 (18. h3 $15 Bh5 19. Qe2) 18... Bxf3 (18... Nfxe4 $17 {Hoping for ...f5.}
19. Nxe4 Nxe4 20. Rxc8 Bxc8) 19. Bxf3 $14 b5 20. h4 (20. Qe2 $11) 20... b4 (
20... Kh8 $15) 21. hxg5 $11 hxg5 {[#]} 22. Qd2 bxc3 23. Qxg5+ {[%mdl 64]
Double Attack} Kh8 24. Bh4 {And now Qh6+ would win.} Be7 (24... Nh7 $1 $11 {
keeps the balance.} 25. Qxd8 Rfxd8) 25. Bg4 Rg8 $2 {[%mdl 8192]} (25... Nfxe4
26. Qh6+ (26. Qxe7 f6 $16) 26... Kg8 27. Bf5 $1 Ng5 28. Bxg5 Re8 29. Qh7+ Kf8
30. Qh8#) (25... Nxg4 $2 26. Qh5+ Nh6 27. Qxh6+ Kg8 28. Bxe7 $18) (25... Ncxe4
$16 26. Qh6+ Kg8 27. Bxf6 Nxf6 28. Bxc8 Qxc8 29. Qg5+ {[%mdl 64] Double Attack}
Kh7) 26. Qh6+ $18 Nh7 27. Bxc8 Qxc8 28. Bxe7 {White threatens Bf6+ and mate.}
Rg6 29. Qh5 Nd3 30. f4 $2 ({White should try} 30. Qf5 $18 Qxf5 31. exf5) 30...
Qc7 {[%mdl 8192]} (30... Qb7 $1 $11 {and Black has nothing to worry.} 31. d6 (
31. fxe5 $2 Qb6+ 32. Kh2 Rh6 $19) 31... Qxe4) 31. d6 Qb6+ {[#]} 32. Kh2 $1 Qc6
(32... Nxc1 $142 33. d7 (33. Rxc1 $2 Qf2 $19 {[%mdl 64] Double Attack}) (33.
Qxe5+ Kg8 $16) 33... Rh6 34. d8=Q+ {[%mdl 64] Overworked Piece} Qxd8 35. Qxh6
Qxe7) 33. fxe5 $2 (33. f5 Rxd6 34. f6) 33... Qxe4 {[%csl Gg6][%CAl Re4g2] [#]}
34. Bf6+ $2 ({Only move:} 34. g3 $1 $18 Qe3 35. Bf6+ Rxf6 36. exf6 (36. Rxf6
Qd2+ {[%mdl 64] Double Attack} 37. Kh3 Qxc1 $11) 36... Nxc1 37. Qd5 (37. Qxf7
Qe2+ {[%mdl 64] Double Attack} 38. Kg1 Qe3+ {[%mdl 64] Double Attack} 39. Rf2
Qxg3+ {[%mdl 64] Double Attack} 40. Kh1 Qh3+ 41. Kg1 Qg3+ 42. Kh1 Qh3+ 43. Kg1
Qg3+ $11)) 34... Kg8 $11 {[%csl Gg6][%CAl Re4g2]} 35. Rc2 {Threatens to win
with d7.} Nxe5 $4 {[%mdl 8192]} (35... Nf4) 36. Bxe5 $18 {d7! would kill now.}
Qxc2 37. Qf3 $1 {[%csl Gf1,Bc3,Bf7][%CAl Rf3f7][%mdl 64] Double Attack.
Weighted Error Value: White=0.68/Black=0.67} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.8"]
[White "Mohammed Abdul, Malek"]
[Black "Asif, Mahmud"]
[Result "1/2-1/2"]
[ECO "D94"]
[WhiteElo "2134"]
[BlackElo "1907"]
[Annotator "ChessBase"]
[PlyCount "64"]
[EventDate "2021.03.19"]
[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. Nf3 {[%emt 0:00:00]} g6 {
[%emt 0:00:29]} 3. c4 {[%emt 0:00:00]} Bg7 {[%emt 0:01:03]} 4. Nc3 {[%emt 0:00:
05]} d5 {[%emt 0:00:44]} 5. e3 {[%emt 0:00:15]} O-O {[%emt 0:02:42]} 6. Be2 {
[%emt 0:01:08]} c5 {[%emt 0:00:52]} 7. O-O {[%emt 0:02:32]} cxd4 {[%emt 0:02:
00]} 8. exd4 {[%emt 0:00:20]} Nc6 {[%emt 0:01:54]} 9. h3 {[%emt 0:00:47]} Bf5 {
[%emt 0:04:25]} 10. Be3 {[%emt 0:00:28]} dxc4 {[%emt 0:10:31]} 11. Bxc4 {
[%emt 0:00:17]} Ne4 {[%emt 0:03:20]} 12. Rc1 {[%emt 0:09:56]} Nxc3 {[%emt 0:03:
27]} 13. bxc3 {[%emt 0:00:19]} Rc8 {[%emt 0:05:15]} 14. Be2 {[%emt 0:07:09]}
Na5 {[%emt 0:16:18]} 15. c4 {[%emt 0:02:15]} Qc7 {[%emt 0:06:49]} 16. Qa4 {
[%emt 0:02:20]} Bd7 {[%emt 0:04:38]} 17. Qa3 {[%emt 0:02:43]} Qd8 {[%emt 0:06:
58]} 18. c5 {[%emt 0:04:53]} Be6 {[%emt 0:02:19]} 19. Rfd1 {[%emt 0:02:33]} Bd5
{[%emt 0:01:42]} 20. Ne5 {[%emt 0:08:38]} f6 {[%emt 0:05:19]} 21. Nf3 {[%emt 0:
07:45]} Qc7 {[%emt 0:03:02]} 22. Ne1 {[%emt 0:04:32]} Nc6 {[%emt 0:05:46]} 23.
Nd3 {[%emt 0:04:05]} e5 {[%emt 0:02:14]} 24. dxe5 {[%emt 0:00:53]} fxe5 {
[%emt 0:00:35]} 25. Nb4 {[%emt 0:02:44]} Bf7 {[%emt 0:03:47]} 26. Nxc6 {
[%emt 0:03:26]} bxc6 {[%emt 0:00:28]} 27. Bf3 {[%emt 0:03:28]} Be6 {[%emt 0:01:
44]} 28. Rd6 {[%emt 0:00:25]} Rxf3 {[%emt 0:00:25]} 29. gxf3 {[%emt 0:08:20]}
Bd5 {[%emt 0:00:59]} 30. Rd1 {[%emt 0:03:33]} Qf7 {[%emt 0:02:22]} 31. R1xd5 {
[%emt 0:05:33]} cxd5 {[%emt 0:00:15]} 32. Qb3 {[%emt 0:00:48]} d4 {[%emt 0:02:
27]} 1/2-1/2
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.9"]
[White "Puranik, Abhimanyu"]
[Black "Mohammad Minhaz Uddin"]
[Result "1-0"]
[ECO "C43"]
[WhiteElo "2584"]
[BlackElo "2295"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 19,51,54,79,73,82,60,99,68,119,95,112,103,97,64,110,105,107,114,127,122,
114,117,197,200,189,188,242,239,319,310,287,254,29997,-693]} 1. e4 e5 2. Nf3
Nf6 3. d4 Nxe4 4. Bd3 Nc6 5. Nxe5 d5 6. Nxc6 bxc6 7. O-O Bd6 8. c4 O-O 9. c5
Be7 10. Nd2 f5 11. Nf3 {C43: Petroff Defence: 3 d4.} Bf6 {[#]} 12. Qc2 $146 ({
Predecessor:} 12. Bf4 a5 13. Be5 Re8 14. Qc2 Ba6 15. Rfe1 Bxd3 {0-1 (15)
Molteni,O (2000)-Leal,D (2316) ICCF email 2005}) 12... Bd7 13. b3 {White is
better.} Be8 (13... Bc8 $14) 14. Ne5 Bxe5 15. dxe5 Qe7 16. Bb2 f4 $6 (16... Bg6
) 17. Bxe4 dxe4 18. Qxe4 f3 19. e6 Qg5 {[%csl Gf3][%CAl Rg5g2] [#]} 20. g3 {
Threatens to win with Rfe1.} Bg6 (20... Qf5 $16 {was necessary.} 21. Qxf5 Rxf5)
21. Qxc6 $18 Rae8 22. Qxc7 {[%csl Gb2][%CAl Rc7g7]} Bf5 (22... Re7 $142 23. Qd6
Rfe8) 23. Rfe1 Bxe6 24. h4 Qg6 25. Re5 {Strongly threatening Rg5.} Qc2 $2 {[#]}
(25... Rf7 $18 26. Qc6 Rf5 27. Rxf5 Bxf5 28. Qxf3 Be4) 26. Qxg7+ $3 {[%mdl
33280] Weighted Error Value: White=0.12/Black=0.71.} 1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.10"]
[White "Ahmed, Sheikh Nasir"]
[Black "Narayanan.S.L"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2193"]
[BlackElo "2618"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
{[%evp 22,58,0,-43,-39,-37,-42,-47,-46,-28,-6,-123,-64,-98,-106,-129,-137,-130,
-133,-128,-120,-240,-241,-241,-244,-268,-270,-286,-295,-330,-332,-481,-470,
-438,-441,-697,-695,-664,-617]} 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. e3
e6 6. Nge2 Nge7 7. O-O O-O 8. d4 cxd4 9. exd4 d5 10. cxd5 Nxd5 11. Nxd5 exd5
12. Qb3 Bg4 {A36: Symmetrical English vs ...g6:4 Bg2 Bg7.} ({Reject} 12... Nxd4
$6 13. Nxd4 Bxd4 14. Bh6 $14) 13. Nc3 Nxd4 14. Qxd5 Qxd5 {Black is slightly
better.} 15. Bxd5 Rad8 {[#]} 16. Be4 $146 (16. Bxb7 $11 Rb8 17. Be4) ({
Predecessor:} 16. Bxb7 Rb8 17. Be4 Ne2+ {1/2-1/2 (17) Knazovcik,L (2300)
-Petrzelka,J Morava 1994}) 16... Nf3+ (16... b5 $17 {And now ...b4 would win.}
17. a3 Nb3) 17. Kg2 Nd2 18. Bxd2 Rxd2 19. Rab1 b6 {[%CAl Bb7b6,Bb6a5,Ba5a4,
Ba4a3][%mdl 32]} 20. a4 Rfd8 21. a5 (21. Bf3 $17 Bxf3+ 22. Kxf3) 21... bxa5 $19
22. Bf3 Be6 23. Ne4 Rxb2 24. Rxb2 Bxb2 25. Rb1 Bd4 {[#] Threatens to win with .
..a4.} 26. Rb5 (26. Rd1 {was worth a try.}) 26... a4 {Black is clearly winning.
} 27. Ra5 Bb3 28. Nc5 (28. Ra6 $142) 28... Bxc5 29. Rxc5 a3 {Weighted Error
Value: White=0.56/Black=0.06} 0-1
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.11"]
[White "Chatterjee, Debaraj"]
[Black "Islam, Khandaker Aminul"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2223"]
[BlackElo "2174"]
[Annotator "ChessBase"]
[PlyCount "105"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]
1. d4 {[%emt 1:30:30]} Nf6 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} e6 {[%emt 0:
00:30]} 3. g3 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 4. Nf3 {[%emt 0:00:30]} dxc4
{[%emt 0:00:30]} 5. Bg2 {[%emt 0:00:30]} Bb4+ {[%emt 0:00:30]} 6. Bd2 {[%emt 0:
00:30]} a5 {[%emt 0:00:30]} 7. Qc2 {[%emt 0:00:30]} c5 {[%emt 0:00:30]} 8. dxc5
{[%emt 0:00:30]} Bxc5 {[%emt 0:00:30]} 9. Qxc4 {[%emt 0:00:30]} Nbd7 {[%emt 0:
00:30]} 10. O-O {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 11. Nc3 {[%emt 0:00:30]}
b6 {[%emt 0:00:30]} 12. Rfd1 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 13. Qh4 {
[%emt 0:00:30]} Bb7 {[%emt 0:00:30]} 14. Bf4 {[%emt 0:00:30]} Bc6 {[%emt 0:00:
30]} 15. Ne5 {[%emt 0:00:30]} Nxe5 {[%emt 0:00:30]} 16. Bxe5 {[%emt 0:00:30]}
Bxg2 {[%emt 0:00:30]} 17. Bxf6 {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 18. Qxf6
{[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 19. Kxg2 {[%emt 0:00:30]} Rfc8 {[%emt 0:
00:30]} 20. Na4 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 21. Nxc5 {[%emt 0:00:30]}
Rxc5 22. Rac1 {[%emt 0:00:30]} Rac8 {[%emt 0:01:00]} 23. Rd8+ {[%emt 0:00:30]}
Rxd8 {[%emt 0:00:30]} 24. Rxc5 {[%emt 0:00:30]} Rb8 {[%emt 0:00:30]} 25. b3 {
[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 26. a4 {[%emt 0:00:30]} bxa4 {[%emt 0:00:
30]} 27. bxa4 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 28. Kf3 {[%emt 0:00:30]}
Ra7 {[%emt 0:00:30]} 29. Ke3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 30. Kd3 {
[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 31. Kc4 {[%emt 0:00:30]} f6 {[%emt 0:00:
30]} 32. f4 {[%emt 0:00:30]} Kh5 {[%emt 0:00:30]} 33. h3 {[%emt 0:00:30]} Rg7 {
[%emt 0:00:30]} 34. g4+ {[%emt 0:00:30]} Kh4 {[%emt 0:00:30]} 35. gxf5 {
[%emt 0:00:30]} exf5 {[%emt 0:00:30]} 36. Rxf5 {[%emt 0:00:30]} Rf7 {[%emt 0:
00:30]} 37. e4 {[%emt 0:00:30]} Kxh3 {[%emt 0:00:30]} 38. e5 {[%emt 0:00:30]}
Rc7+ {[%emt 0:00:30]} 39. Kd5 {[%emt 0:00:30]} fxe5 {[%emt 0:00:30]} 40. fxe5 {
[%emt 0:00:30]} Rd7+ {[%emt 0:00:30]} 41. Kc6 {[%emt 0:00:30]} Rd4 {[%emt 0:00:
30]} 42. e6 {[%emt 0:00:30]} Rxa4 {[%emt 0:00:30]} 43. e7 {[%emt 0:00:30]} Re4
{[%emt 0:00:30]} 44. Kd6 {[%emt 0:00:30]} Rxe7 {[%emt 0:00:30]} 45. Kxe7 {
[%emt 0:00:30]} Kg4 {[%emt 0:00:30]} 46. Rxa5 {[%emt 0:00:30]} h5 {[%emt 0:00:
30]} 47. Kf6 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 48. Ra4+ {[%emt 0:00:30]} Kg3
{[%emt 0:00:30]} 49. Kg5 {[%emt 0:00:30]} h3 {[%emt 0:00:30]} 50. Ra3+ {
[%emt 0:00:30]} Kg2 {[%emt 0:00:30]} 51. Kg4 {[%emt 0:00:30]} h2 {[%emt 0:00:
30]} 52. Ra2+ {[%emt 0:00:30]} Kg1 {[%emt 0:00:30]} 53. Kg3 {[%emt 0:00:30]}
1-0
[Event "BAN-chT SAIF POWERTEC 2020"]
[Site "Dhaka"]
[Date "2021.03.23"]
[Round "5.12"]
[White "Subrota, Biswas"]
[Black "Islam, Mohammad Aminul"]
[Result "1-0"]
[ECO "A53"]
[WhiteElo "2262"]
[BlackElo "2078"]
[Annotator "ChessBase"]
[PlyCount "99"]
[EventDate "2021.03.19"]
[EventType "team-tourn"]
[EventCountry "BAN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]
1. d4 {[%emt 1:30:30]} Nf6 {[%emt 1:30:30]} 2. c4 {[%emt 0:00:30]} d6 {[%emt 0:
00:30]} 3. Nc3 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 4. d5 {[%emt 0:00:30]} c6 {
[%emt 0:00:30]} 5. e4 {[%emt 0:00:30]} Be7 {[%emt 0:00:30]} 6. Be2 {[%emt 0:00:
30]} Na6 {[%emt 0:00:30]} 7. Be3 {[%emt 0:00:30]} Qa5 {[%emt 0:00:30]} 8. f3 {
[%emt 0:00:30]} O-O {[%emt 0:00:30]} 9. a3 {[%emt 0:00:30]} cxd5 {[%emt 0:00:
30]} 10. cxd5 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 11. b4 {[%emt 0:00:30]} Qd8
{[%emt 0:00:30]} 12. Bd3 {[%emt 0:00:30]} Nh5 {[%emt 0:00:30]} 13. Qd2 {
[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 14. Bc2 {[%emt 0:00:30]} Rc8 {[%emt 0:00:
30]} 15. g3 {[%emt 0:00:30]} Qc7 {[%emt 0:00:30]} 16. gxf4 {[%emt 0:00:30]}
Qxc3 {[%emt 0:00:30]} 17. Qxc3 {[%emt 0:00:30]} Rxc3 {[%emt 0:00:30]} 18. Kd2 {
[%emt 0:00:30]} Rfc8 {[%emt 0:00:30]} 19. Bd3 {[%emt 0:00:30]} exf4 {[%emt 0:
00:30]} 20. Bd4 {[%emt 0:00:30]} Bf6 {[%emt 0:00:30]} 21. Bxf6 {[%emt 0:00:30]}
gxf6 {[%emt 0:00:30]} 22. Ne2 {[%emt 0:00:30]} Rb3 {[%emt 0:00:30]} 23. Ra2 {
[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 24. Rf1 {[%emt 0:00:30]} Nb8 {[%emt 0:00:
30]} 25. Bc2 {[%emt 0:00:30]} Re3 {[%emt 0:00:30]} 26. Bd3 {[%emt 0:00:30]}
Rxd3+ {[%emt 0:00:30]} 27. Kxd3 {[%emt 0:00:30]} Bb5+ {[%emt 0:00:30]} 28. Kd2
{[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 29. Rc1 {[%emt 0:00:30]} Rxc1 {[%emt 0:
00:30]} 30. Nxc1 {[%emt 0:00:30]} Ne5 {[%emt 0:00:30]} 31. Kc3 {[%emt 0:00:30]}
Bc4 {[%emt 0:00:30]} 32. Nb3 {[%emt 0:00:30]} f5 {[%emt 0:00:30]} 33. exf5 {
[%emt 0:00:30]} Bxd5 {[%emt 0:00:30]} 34. Rd2 {[%emt 0:00:30]} Bxb3 {[%emt 0:
00:30]} 35. Kxb3 {[%emt 0:00:30]} Ke7 {[%emt 0:00:30]} 36. Rd4 {[%emt 0:00:30]}
Kf6 {[%emt 0:00:30]} 37. Rxf4 {[%emt 0:00:30]} b5 {[%emt 0:00:30]} 38. Rh4 {
[%emt 0:00:30]} Kg7 {[%emt 0:00:30]} 39. Rd4 {[%emt 0:00:30]} Kf6 {[%emt 0:00:
30]} 40. Rxd6+ {[%emt 0:00:30]} Kxf5 {[%emt 0:00:30]} 41. Rh6 {[%emt 0:00:30]}
Nxf3 {[%emt 0:00:30]} 42. Rxh7 {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 43. Rh3 {
[%emt 0:00:30]} Nd4+ {[%emt 0:00:30]} 44. Kc3 {[%emt 0:00:30]} Ne2+ {[%emt 0:
00:30]} 45. Kd2 {[%emt 0:00:30]} Nf4 {[%emt 0:00:30]} 46. Rg3+ {[%emt 0:00:30]}
Kf5 {[%emt 0:00:30]} 47. Ke3 {[%emt 0:00:30]} Nd5+ {[%emt 0:00:30]} 48. Kf3 {
[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 49. h4 {[%emt 0:00:30]} Nh7 {[%emt 0:00:
30]} 50. Rg7 {[%emt 0:00:30]} 1-0