A00 Irregular Openings (1.g3 d5 2.Bg2 e5 3.d4)

[Event "Yahoo"] [Site "?"] [Date "2004.06.05"] [Round "?"] [White "dmitry_67"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [Annotator "Tactical Analysis 2.10 (5s), TV"] [PlyCount "68"] 1. g3 d5 (1... e5 2. Bg2 {1-0 (29) De Sousa,J-Jones,G Sydney 2002}) 2. Bg2 e5 3. d4 {A00 Irregular Openings} e4 4. Nc3 (4. Nh3 Bd6 5. c4 c6 6. Nc3 Ne7 7. O-O O-O 8. Qb3 dxc4 9. Qxc4 Be6 10. Qa4 f5 11. Ng5 Bf7 12. Nxf7 Rxf7 13. f3 exf3 14. Bxf3 Nd7 15. Bg5 Qb6 16. Kh1 Qxb2 17. Rfc1 Qb4 18. Qd1 Qa5 {Alvarado Diaz, A (2441)-Ljubojevic,L (2571) Linares 2016 0-1 (43)}) (4. c4 c6 5. Nc3 Bb4 6. Qb3 Na6 7. cxd5 cxd5 8. Bd2 Ne7 9. Nxe4 dxe4 10. Bxb4 Be6 11. Bxe7 Qxe7 12. Qb5+ Bd7 13. Qxb7 O-O 14. Qxa6 Qb4+ 15. Kf1 Qxb2 16. Re1 Qxd4 17. Qa3 Rab8 18. h4 Rb2 {Mulenko,A (2109)-Havelka,O (2124) Vsetin 2018 1-0 (60)}) 4... c6 $146 ( 4... Nf6 5. f3 (5. Nh3 Be7 6. O-O O-O 7. Bg5 Nbd7 8. e3 Re8 9. f3 exf3 10. Qxf3 c6 11. Rae1 h6 12. Bh4 Nf8 13. Bxf6 Bxf6 14. Nf4 Nh7 15. Nh5 Be6 16. Ne2 Qd7 17. Nc3 Rad8 18. Kh1 Bg4 19. Nxf6+ Nxf6 {Melnikov,A (2113)-Bauer,B (1975) Gau Algesheim 2014 0-1 (47)}) 5... exf3 6. Nxf3 Nc6 7. Ne5 Be6 8. Bf4 Bb4 9. Bd2 Nxd4 10. Nd3 Nc6 11. Nxb4 Nxb4 12. a3 Nc6 13. Bf4 Ne7 14. Nb5 O-O 15. Nxc7 Rc8 16. Nxe6 fxe6 17. Bh3 Rc6 18. Qd3 Nd7 19. O-O-O {De Sousa,J-Jones,G Sydney 2002 1-0}) 5. h3 Bd6 6. Be3 {-2.09/18} (6. e3 $17 {-1.25/22 is a better defense.}) 6... Be6 {-1.07/21} (6... Ne7 $19 {-2.09/18} 7. Bg5 h6 8. Bxe7 Qxe7) 7. Qd2 Nd7 8. f3 $2 {-3.22/19} (8. Bf4 $17 {-1.27/20} Bxf4 9. Qxf4) 8... f5 $2 {-1.20/19} (8... Bxg3+ $19 {-3.22/19 is more deadly.} 9. Kd1 f5) 9. O-O-O $2 { -3.01/19} (9. Bf4 $17 {-1.20/19 was worth a try.} Nb6 10. b3) 9... Ngf6 ({Not} 9... Bxg3 10. h4 $17) 10. g4 {-3.34/18} (10. Na4 {-2.24/21 was called for.}) 10... fxg4 $2 {-0.76/22} (10... Nb6 $19 {-3.34/18} 11. b3 O-O) 11. hxg4 { -1.58/21} (11. fxe4 $142 {-0.76/22} dxe4 12. hxg4) 11... exf3 $2 {0.45/21} ( 11... Nb6 $1 $17 {-1.58/21 aiming for ...Nc4.} 12. b3 Ba3+ 13. Kb1 Nc4 $1 14. bxc4 Qb6+ 15. Nb5 dxc4) 12. exf3 $14 Qc7 {0.58/21} (12... Nb6 $11 {-0.12/22}) 13. g5 Ng8 14. f4 {-0.22/25} (14. Na4 $14 {0.52/18}) 14... O-O-O {0.51/22} ( 14... Nb6 $11 {-0.22/25} 15. Qe2 O-O-O) 15. Nf3 {-0.05/23} (15. Na4 $1 $14 { 0.51/22}) 15... Ne7 $11 16. Ne5 {-0.22/23} (16. Kb1 $142 {0.26/21}) 16... Nf5 { 0.47/22} (16... h6 $11 {-0.22/23}) 17. Nxd7 $2 {-3.01/21} (17. Bf2 $14 {0.47/22 }) 17... Qxd7 $2 {-0.93/25} (17... Nxe3 $19 {-3.01/21} 18. Ne5 (18. Nc5 $2 Bf5 $19) 18... Nxd1 19. Qxd1 h6) 18. Rhf1 {-1.91/21} (18. Kb1 $17 {-0.93/25}) 18... Rhe8 {-1.14/25} (18... Nxe3 $19 {-1.91/21} 19. Qxe3 Rde8) 19. Bg1 $2 {-2.99/20} (19. Rde1 $17 {-1.14/25}) 19... Qc7 {-1.39/25} (19... Nh4 $19 {-2.99/20} 20. Bh1 Bh3) 20. Bh2 {-1.99/21} (20. Kb1 $17 {-1.39/25}) 20... Re7 {-1.42/25} ({ Black should try} 20... Kb8 $19 {-1.99/21} 21. Rde1 Bd7) 21. Bh3 {-2.25/19} ( 21. Rfe1 $17 {-1.42/25 keeps fighting.}) 21... Rde8 22. Rde1 {-2.45/20 [#]} ( 22. Kb1 $142 {-1.65/23}) 22... Bd7 {-1.24/26} (22... Nxd4 $1 $19 {-2.45/20} 23. Bxe6+ (23. Qxd4 Bxh3) 23... Rxe6 24. Rxe6 Nxe6) 23. Rd1 $2 {-5.03/19} (23. Rxe7 $17 {-1.24/26 is tougher.} Rxe7 24. a3) 23... Ne3 $19 24. Bxd7+ Qxd7 25. Rde1 { -8.14/24} (25. f5 $142 {-4.93/26} Nxf1 26. Rxf1) 25... Nxf1 26. Rxf1 Re4 $2 { -0.88/22} (26... Qh3 $19 {-7.05/22 and Black stays clearly on top.} 27. Rg1 Re3 ) 27. Nxe4 $17 dxe4 28. Re1 {-1.59/21} (28. Qe3 $142 {-0.73/23}) 28... Qf5 { -0.93/23} (28... Qe6 $142 {-1.59/21} 29. a3 e3) 29. c3 Rf8 {-0.62/23} (29... Rh8 $17 {-1.25/21} 30. Qc2 Bxf4+ 31. Bxf4 Qxf4+ 32. Qd2 Qf5) 30. b4 {-1.51/19} ({Better is} 30. Qe3 $15 {-0.62/23}) 30... Bxf4 {-0.31/33} (30... Re8 $17 { -1.51/19} 31. Kb2 a5) 31. Bxf4 Qxf4 32. Qxf4 Rxf4 33. Rg1 {-1.13/23} ({White should play} 33. Rh1 $15 {-0.37/28}) 33... e3 34. Kd1 Rf2 {Accuracy: White = 10%, Black = 13%.} 0-1 [Event "Yahoo"] [Site "?"] [Date "2005.11.29"] [Round "?"] [White "glaglayawala"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [Annotator "Tactical Analysis 2.10 (5s), TV"] [PlyCount "60"] 1. g3 d5 (1... e5 2. Bg2 {1-0 (40) Krogmann,P (1261)-Aragon,J (1124) Dortmund 2002}) 2. Bg2 e5 3. d4 {A00 Irregular Openings} e4 4. b3 (4. Nh3 Bd6 5. c4 c6 6. Nc3 Ne7 7. O-O O-O 8. Qb3 dxc4 9. Qxc4 Be6 10. Qa4 f5 11. Ng5 Bf7 12. Nxf7 Rxf7 13. f3 exf3 14. Bxf3 Nd7 15. Bg5 Qb6 16. Kh1 Qxb2 17. Rfc1 Qb4 18. Qd1 Qa5 {Alvarado Diaz,A (2441)-Ljubojevic,L (2571) Linares 2016 0-1 (43)}) (4. c4 c6 5. Nc3 Bb4 6. Qb3 Na6 7. cxd5 cxd5 8. Bd2 Ne7 9. Nxe4 dxe4 10. Bxb4 Be6 11. Bxe7 Qxe7 12. Qb5+ Bd7 13. Qxb7 O-O 14. Qxa6 Qb4+ 15. Kf1 Qxb2 16. Re1 Qxd4 17. Qa3 Rab8 18. h4 Rb2 {Mulenko,A (2109)-Havelka,O (2124) Vsetin 2018 1-0 (60)}) 4... Be7 $146 (4... Bb4+ 5. Bd2 Qd6 6. c3 Ba3 7. Nxa3 Qxa3 8. e3 c5 9. Ne2 Bg4 10. O-O Ne7 11. f3 exf3 12. Bxf3 Bh3 13. Rf2 Nd7 14. Nf4 Be6 15. Nxe6 fxe6 16. Bg4 Qa6 17. Qe2 Qxe2 18. Rxe2 Nf5 19. e4 {Krogmann,P (1261)-Aragon,J (1124) Dortmund 2002 1-0 (40)}) 5. Bb2 Nf6 {-0.45/20} (5... h5 $17 {-0.92/18}) 6. Nd2 {-1.30/17} (6. c4 $15 {-0.45/20}) 6... O-O {-0.53/21} (6... h5 $17 {-1.30/17} 7. f3 exf3 8. exf3 Nc6) 7. e3 $15 Bg4 {-0.34/23} (7... Na6 $17 {-1.09/21}) 8. Ne2 {Black is slightly better.} Nbd7 {0.04/22} (8... c6 $17 {-0.90/20}) 9. O-O {-0.62/23} (9. h3 $11 {0.04/22} Be6 10. Nf4) 9... c5 $2 {1.13/19} (9... h6 $15 {-0.62/23 stays ahead.}) 10. dxc5 {0.23/23} (10. c4 $16 {1.13/19}) 10... Nxc5 $11 11. b4 $2 {-1.53/21} (11. h3 $14 {0.67/20 keeps the upper hand.} Be6 12. Nf4) 11... Na4 $36 {Black is really pushing.} 12. Bd4 Bxb4 13. Rb1 {-2.29/20 [#]} (13. f3 $17 {-1.59/22} exf3 14. Bxf3 Bxd2 15. Qxd2 Bxf3 16. Bxf6 Qxf6 17. Nd4) 13... Be7 $2 {0.17/23} (13... Nc3 $1 $19 {-2.29/20} 14. Bxc3 Bxc3) 14. Rxb7 {-0.97/19} (14. h3 $11 {0.17/23} Be6 15. c4) 14... Nb6 {-0.27/22} (14... Bc5 $17 {-0.97/19 Threatens to win with ...Bxd4.} 15. f3 exf3 16. Bxf3 Bxd4 17. Nxd4 Bh3) 15. Nb3 $2 {-1.79/20} (15. c4 $1 $11 {-0.27/22}) 15... Bc8 {-0.33/23} ({Better is} 15... Re8 $19 {-1.79/20} 16. f3 exf3 17. Bxf3 Bc8 18. Rxe7 Qxe7) 16. Rxe7 $1 $15 Qxe7 17. Nc5 $2 {-2.53/19} (17. Bc5 $15 {-0.42/20} Qd8 18. Bxf8 Qxf8 19. Qa1) 17... Nc4 {-1.27/22} (17... Bg4 $19 {-2.53/19} 18. h3 Bxe2 19. Qxe2 Rfc8) 18. Nf4 $17 g5 $2 {1.79/22} (18... Rb8 $17 {-1.57/23} 19. Bxf6 Qxc5) 19. Nh5 $2 {-0.81/18} ({Resist} 19. Bxf6 $6 Qxf6 20. Nxd5 Qg7 $16) (19. Nxd5 $18 {1.79/22} Nxd5 20. Bxe4) 19... Nxh5 20. Qxh5 f5 {0.00/24} (20... Rb8 $17 { -1.18/21} 21. f4 f5) 21. Qh6 {-0.65/21} (21. Rb1 $11 {0.00/24}) 21... Rb8 $15 22. f3 $2 {-2.41/22} ({White should play} 22. Na4 $15 {-0.49/23}) 22... Rb6 23. Qh5 Rg6 24. fxe4 {-2.52/20} (24. Nb3 {-1.84/24 was worth a try.}) 24... dxe4 $19 ({Don't do} 24... fxe4 25. Rxf8+ Qxf8 26. Qe2 $19) 25. g4 $2 {-3.93/21} ( 25. c3 {-2.30/22}) 25... fxg4 $2 {-0.45/23} (25... Ne5 $19 {-3.93/21} 26. gxf5 Rxf5) 26. Rxf8+ $15 Qxf8 {0.00/30} ({Black should try} 26... Kxf8 $15 {-0.50/26 } 27. Nxe4 Kg8) 27. Bxe4 $11 {[#]} Bf5 $2 {#15/24} (27... Nd2 $1 $11 {0.00/30} 28. Bd5+ {[#]} Be6 $1 29. Bxe6+ Rxe6 30. Qxg5+ Rg6 31. Qd5+ Qf7 32. Qa8+ Qf8 33. Qd5+ Qf7 34. Qd8+ Qf8 35. Qd5+) 28. Bd5+ Be6 29. Nxe6 Qh6 30. Nxg5+ { 10.55/31} (30. Nc7+ $142 {#7/28} Kf8 31. Bc5+ Kg7 32. Ne8+ Kh8 33. Qxh6 Rxh6 34. Bd4+ Ne5 35. Bxe5+ Rf6 36. Bxf6#) 30... Kf8 {Accuracy: White = 16%, Black = 17%.} 1-0