[Event "58th TCh-DEN Ex 2019-20"] [Site "Denmark DEN"] [Date "2020.01.26"] [Round "6.1"] [White "Andersen, Mad"] [Black "Berkes, F."] [Result "0-1"] [ECO "D11"] [WhiteElo "2601"] [BlackElo "2647"] [Annotator "Tactical Analysis 3.0 (15s)"] [PlyCount "72"] [EventDate "2019.11.23"] [EventType "team"] [EventRounds "9"] [EventCountry "DEN"] [SourceTitle "TWIC 1320"] [Source "Mark Crowther"] [SourceDate "2020.02.24"] [SourceVersion "1"] [SourceVersionDate "2020.02.24"] [SourceQuality "2"] [WhiteTeam "Skanderborg Skakklub"] [BlackTeam "Xtracon Koge"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nbd2 Bf5 5. Nh4 Be4 6. Qb3 (6. Nxe4 Nxe4 7. Nf3 e6 8. a3 Nd7 9. e3 Bd6 10. Bd3 f5 11. O-O O-O 12. b4 Qf6 13. Bb2 g5 14. g3 h5 15. Ne5 Nxe5 16. dxe5 Bxe5 17. Bxe5 Qxe5 18. Qxh5 Rf7 19. f4 gxf4 20. Bxe4 Rh7 21. Qg5+ Rg7 22. Qh6 fxe4 23. Qxf4 Qxf4 24. Rxf4 Rf7 25. Rg4+ Kf8 26. Rc1 Rf3 27. b5 Ke7 28. Rg7+ Kd6 29. c5+ Ke5 30. Re1 cxb5 31. Rxb7 a6 32. Rb6 Rc8 33. c6 a5 34. Kg2 Kd6 35. g4 b4 36. axb4 axb4 37. c7+ Kxc7 38. Rxb4 Rg8 39. h3 Rh8 40. Rc1+ Kd6 41. Rb6+ Ke5 42. Rcc6 Rh6 43. g5 Rg6 44. h4 Rxe3 45. Rc2 Rf3 46. Rf2 Rxf2+ 47. Kxf2 Kf4 48. Rb8 e5 49. Rf8+ Kg4 50. Rf6 Kh5 51. Rf8 Kxh4 52. Ke3 Rxg5 53. Rh8+ Kg3 54. Rd8 d4+ 55. Kxe4 Kf2 56. Ra8 Rg4+ {0-1 (56) Ipatov,A (2650)-Robson,R (2653) Saint Louis USA 2019}) (6. e3 e6 7. a3 Nbd7 8. Be2 Bd6 9. Nxe4 Nxe4 10. g3 O-O 11. O-O f5 12. Ng2 Qf6 13. Bd2 a5 14. Be1 Qh6 15. f3 Ng5 16. Nf4 Kh8 17. Qb3 Ra7 18. Rc1 Nf6 19. Rc2 a4 20. Qd3 Nh3+ 21. Nxh3 Qxh3 22. Rf2 Bxg3 23. hxg3 Qxg3+ 24. Kf1 Qh3+ 25. Kg1 Qg3+ 26. Kf1 Qh3+ 27. Kg1 Qg3+ {1/2-1/2 (27) Vallejo Pons,F (2698)-Andreikin,D (2725) chess.com INT 2019}) 6... Nbd7 (6... Qb6 7. e3 e6 8. Be2 Be7 9. Nxe4 dxe4 10. g3 c5 11. Bd2 cxd4 12. exd4 Nc6 13. Bc3 O-O-O 14. O-O-O Bb4 15. Ng2 Bxc3 16. bxc3 e5 17. d5 Nb8 18. Ne3 Nbd7 19. Kc2 Nc5 20. Qa3 Nfd7 {1-0 (49) Mamedyarov,S (2808)-So,W (2778) Leuven BEL 2018}) 7. f3 Bg6 ({Better is} 7... dxc4 8. Qxb7 Bc2) 8. cxd5 {White is slightly better.} cxd5 9. Qxb7 {White behind in development by taking the pawn and the queen is left offside} (9. e4 { keeps the pressure on.}) ({Predecessor:} 9. e3 Rb8 10. Nxg6 hxg6 11. f4 e6 12. Nf3 Ne4 13. Bd3 Qa5+ 14. Ke2 Be7 15. Bd2 Nxd2 16. Nxd2 g5 17. fxg5 Bxg5 18. Nf3 Be7 19. Bb5 f6 20. Rac1 a6 21. Bd3 O-O {1/2-1/2 (46) Naiditsch,A (2682) -Tregubov,P (2586) Brest FRA 2019}) 9... e5 (9... Rb8 {Direct tries to trap the queen do not accomplish much} 10. Qc6 (10. Qxa7 Bc2) 10... Rc8 11. Qa6 Bc2 12. Nb3 e6 13. Bd2 Rb8 14. Rc1 Rb6 15. Qxa7 Bxb3 16. axb3 Rxb3 17. Qa2 Rb7) (9... Bc2 {Takes away Qb3 from the queen and the white queen is in some danger of being trapped} 10. e4 Rb8 11. Qa6 (11. Qxa7 e6) 11... Rb6 12. Qe2 Rc6) 10. dxe5 (10. g3) (10. Nxg6 hxg6 11. dxe5 Nxe5) 10... Nxe5 {} 11. g3 {This clumsy way of managing the kingside leads to trouble. White would do better by trading Nxg6} (11. Nxg6 hxg6 12. Qb5+ Ned7) (11. Qb5+ Ned7 12. Nxg6 hxg6 13. e3) 11... Bc5 12. Nb3 { White is close to losing now} (12. Nxg6 {Now fails as Black get mobilized far too quickly} hxg6 13. Nb3 (13. Qb5+ Nfd7 14. b4 Rb8 15. Qa5 Qf6 16. bxc5 Nc6 17. Qa3 Qxa1)) (12. Qb5+ Nfd7 13. Bh3 O-O) 12... Rb8 { Developing with tempo is the natural plan} 13. Qa6 Bb4+ 14. Bd2 {Minor development does not help} (14. Kf2 {However uncomfortable, moving the king was better} Qd7 15. e3 (15. Nxg6 fxg6 16. a3 Rb6)) 14... Bxd2+ 15. Nxd2 O-O { Black loses no time and simply continues with development} ( 15... Rxb2 16. Qa4+ Qd7 17. Qxd7+ (17. Qd4 Qe7) 17... Kxd7 18. Bh3+ Kd6 19. f4) 16. Nxg6 {Trying to simplify is a standard defensive technique but does not help much here as White is uncastled and is fatally behind in dvelopment} (16. Bg2 Rxb2 {Does not help White}) 16... hxg6 17. Nb3 (17. Rb1 Qc7 18. Bh3) 17... Qe7 {And now ...Nxf3+ would win.} (17... Qd7 { Is also excellent for Black} 18. Kf2 Nc4 19. e3 Rfc8) 18. Bg2 Nc4 {aiming for ...Qe3. Black has no knockout blow but just has well developed pieces all able to target the vulnerable Ke1} 19. O-O {Finally White is able to evacuate the king but sadly this does not help much} Rb6 (19... Nxb2 {Winning another pawn is not the priority} 20. e4) (19... Rfc8 {Bringing in the last piece is also great}) 20. Qa4 a5 (20... Qxe2 21. Rfe1) (20... Nxb2 21. Qd4) 21. Kh1 {Prophylaxis does not help the stranded Qa4} (21. Rab1 { Saving the b-pawn loses the Qa4} Rc8 {Bring in the last piece with the idea of ..Rb4 trapping Qa4 wins} (21... Qe3+ {Is another way} 22. Kh1 Rb4 23. Qc6 a4 24. Nc1 Nd2) 22. Rfe1 Qe3+ 23. Kh1 Rb4 {Traps the Qa4}) 21... Rb4 { Immediately targeting the Qa4 wins but is not the only way} (21... Rc8 { Taking away c6 from the enemy queen is more convincing}) 22. Qc6 Qxe2 (22... Qe3) 23. Qc5 Ne3 {[%csl Ge3][%CAl Re2g2]} (23... Qxb2 24. Nxa5 Nxa5 25. Qxa5 d4) (23... Nxb2 24. Rf2) 24. Rg1 {Black must now prevent Rae1.} Nxg2 25. Rxg2 Qxf3 26. Qxa5 Rfb8 (26... Re8 {Black can afford to leave the Rb4 dangling} 27. Qxb4 (27. Nd2 Qg4 28. b3 Rb7 (28... Rbb8)) 27... Re2 28. Rag1 Ne4) 27. Re1 (27. Nd2 Qe3 28. b3) 27... Ng4 {This slip lets some of the advantage go} (27... d4 {and Black stays clearly on top.} 28. Kg1 d3) ({or} 27... Re4 28. Kg1 Rbe8 29. Rf1 Qh5 30. Nd2 R4e6 { White has no defence against ..Ng4} 31. Qc3 Ng4) 28. Kg1 (28. Nd2 { Is more stubborn} Qf6 29. b3 Nf2+ 30. Kg1 Nh3+ 31. Kh1 Qc6) 28... d4 (28... Kh7 {Preparing ..d4 was strong} 29. Rge2 d4) (28... Re4 {Switching attention to the e-file also wins} 29. Rf1 Qe3+ 30. Kh1 Rbe8) 29. Qc5 (29. Qc7 {Should also lose} d3 30. h3 Nf6 31. Kh2) 29... d3 {[%mdl 128] The d-pawn is far more effective than the queenside majoritiy} ({Weaker is} 29... Ne3 30. Rge2) 30. h3 {} (30. Nd2 {is more resistant.} Qa8 31. h3) 30... Nf6 (30... Rxb3 {Removing the blockader of the d-pawn is crushing} 31. Rf1 {} (31. axb3 d2 32. Rxd2 Qxg3+ 33. Kf1 Qxh3+ 34. Rg2 Nh2+ 35. Kg1 Nf3+) 31... Qe4 {[%mdl 512]} 32. axb3 Ne3 {[%mdl 64] Double Attack} 33. Rgf2 Nxf1 34. Rxf1 d2) 31. Qe3 (31. Re3 {might work better.} Qd1+ 32. Kh2) 31... Qd5 32. Rd1 Re4 {Black is clearly winning.} 33. Qc5 {intending Qxd5.} Qd7 34. g4 Re2 {Strongly threatening ...Rxg2+.} 35. Qd4 Rxg2+ 36. Kxg2 { White wants to play Qxd7.} Rxb3 {[%mdl 512] Accuracy: White = 30%, Black = 55%.} 0-1 [Event "Bundesliga 2019-20"] [Site "Lingen GER"] [Date "2020.02.23"] [Round "8.5"] [White "Nabaty, T."] [Black "Rapport, R."] [Result "0-1"] [ECO "D02"] [WhiteElo "2639"] [BlackElo "2752"] [Annotator "Tactical Analysis 3.0 (15s)"] [PlyCount "74"] [EventDate "2019.11.23"] [EventType "team"] [EventRounds "15"] [EventCountry "GER"] [SourceTitle "TWIC 1320"] [Source "Mark Crowther"] [SourceDate "2020.02.24"] [SourceVersion "1"] [SourceVersionDate "2020.02.24"] [SourceQuality "2"] [WhiteTeam "SV Werder Bremen"] [BlackTeam "OSG Baden-Baden"] {[%evp 9,74,-4,36,0,36,0,55,-11,67,0,27,0,12,-36,0,0,0,-14,0,-18,0,-14,6,-60, -23,-46,-12,-52,0,-124,-120,-266,-97,-159,-140,-169,-144,-202,-28,-53,-11,-42, -24,-42,0,0,0,0,24,-19,0,-59,-38,-75,-59,-334,-319,-487,-307,-869,-675,-1616, -1573,-5921,-5640,-2625,-2522]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bd6 (5... Bxd3 {with more complications.} 6. cxd3 Be7 7. Nc3 O-O 8. O-O c6) 6. Bxf5 exf5 7. Bxd6 Qxd6 8. Qd3 (8. Nbd2) 8... f4 ({Predecessor:} 8... g6 9. Nbd2 Nbd7 10. c4 c6 11. O-O O-O 12. Rfc1 Rfe8 13. g3 h6 14. a4 dxc4 15. Qxc4 Nd5 16. a5 a6 17. Qb3 Rab8 18. Nc4 N7f6 19. Nxd6 {1-0 (20) Rakesh,K (2388)-Lalith,B (2518) Ahmedabad 2018}) 9. Nc3 O-O 10. O-O fxe3 11. fxe3 (11. Qxe3 Nc6 12. Qd3) 11... Re8 12. Ng5 Nbd7 13. e4 dxe4 14. Ncxe4 Nxe4 15. Nxe4 Qg6 16. Rf4 (16. Rae1) 16... Re7 17. Raf1 Rae8 {[%CAl Re7e4]} 18. Qb3 Qb6 (18... Rxe4 19. Rxf7 Kh8 20. Rxd7) (18... b6) 19. Qd5 (19. Nc3 {keeps the balance.}) 19... c6 20. Qd6 (20. Qc4 Ne5 21. Qc5) 20... Nf8 (20... Qxb2 {has better winning chances.} 21. c3 Qxa2) 21. Ng3 {} ({White should try} 21. Rg4 Ng6 22. Ng3) 21... Rd7 {[%CAl Rd7d6]} 22. Qc5 Ne6 (22... Qxb2 23. Rg4) 23. Qf5 (23. Re4) 23... g6 ({Resist} 23... Qxb2 24. Rg4) ({Better is} 23... Ree7 24. Rg4 (24. Rh4 g6) 24... Rxd4) 24. Rg4 Ree7 25. c3 {Hoping for Nh5.} Ng7 {[%CAl Rg7f5]} ({But not} 25... Qxb2 26. Nh5) 26. Qf2 f5 {} ({Black should play} 26... h5 27. Re4 f5) 27. Ne4 {[%mdl 512] Nf6+ is the strong threat.} Rf7 {[%mdl 2048] Black fights for an advantage.} (27... Rxe4 28. Rxe4) ( 27... fxe4 28. Qf8#) 28. Ng5 Rfe7 {And now ...h6 would win.} 29. Rh4 (29. Re4 {was preferrable.}) 29... Ne6 30. Nf3 (30. Nxe6 Rxe6 31. g4) 30... c5 $15 31. Ne5 Rd8 {[%CAl Rc5d4]} 32. Rh6 {[%mdl 8192]} (32. dxc5 Nxc5 33. Nc4) 32... cxd4 33. Kh1 (33. Nxg6 {keeps fighting.} hxg6 34. Rxg6+ Rg7 35. Qxf5 dxc3+ 36. Kh1 Rxg6 37. Qxg6+ Ng7 38. Qxb6 axb6 39. bxc3) 33... dxc3 { ( -> ...Qxf2)} 34. Qh4 (34. Qxb6 axb6 35. bxc3) 34... Qb5 {[%CAl Rb5f1] [%mdl 64] Double Attack. Black is clearly winning.} 35. Re1 {} Qxe5 { [%mdl 576] Promotion} 36. Rxe5 Rd1+ 37. Re1 c2 {Accuracy: White = 39%, Black = 61%.} 0-1