A00 Irregular Openings (1.g3 d5 2.Bg2 e5 3.b3)

[Event "Pogo"] [Site "Pogo"] [Date "2004.04.29"] [Round "?"] [White "AAMM4C"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [WhiteElo "1645"] [BlackElo "1855"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "45"] [EventDate "2004.??.??"] 1. g3 d5 2. Bg2 e5 3. b3 {A00 Irregular Openings} c5 (3... Nf6 4. Bb2 Bd6 5. d3 O-O 6. e3 c6 7. Ne2 Qe7 8. O-O Nbd7 9. Nd2 Rd8 10. a3 Nf8 11. Qb1 Bg4 12. Re1 Qe6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 f5 16. Bg2 Qh6 17. b4 Qh5 18. Nc1 { Karlsson,L (2495)-Zapolskis,A (2290) Stockholm 1990 1-0 (69)}) 4. e3 $146 (4. Bb2 Nc6 5. c4 (5. d3 Nf6 (5... f6 6. e3 Be6 7. Nd2 Bd6 8. Ne2 Qd7 9. h4 Nge7 10. Nf3 O-O 11. c4 e4 12. dxe4 dxe4 13. Nd2 f5 14. Nf4 Bxf4 15. exf4 Nd4 16. O-O Rad8 17. Bc3 Nec6 18. a3 a5 19. Re1 Bf7 20. Rb1 {Kurobasa,B-Jakovenko,D Bratislava 1993 0-1 (32)}) 6. Nd2 Bg4 7. c4 d4 8. f3 Bd7 9. Nh3 Ne7 10. Ne4 Nf5 11. Bc1 Nh4 12. O-O Nxg2 13. Kxg2 Be7 14. Nhf2 O-O 15. Nxf6+ Bxf6 16. Bd2 Be7 17. Qc2 Qc7 18. Qb2 a5 19. a4 f5 {Boeckenhaupt,R-Hoegerl,G (2270) Pocking 1996 1/2-1/2 (54)}) 5... d4 6. d3 Bd6 7. Nd2 Nf6 8. a3 O-O 9. e4 a6 10. Ne2 b5 11. O-O Rb8 12. Bc1 Bd7 13. h3 Qc8 14. Kh2 Ne8 15. f4 exf4 16. gxf4 f6 17. Rf3 Qc7 18. Kh1 g6 {Diaz Velandia,J (2359)-Silva Rodriguez,F (2210) Sueca 2018 1-0 (66) }) 4... Nc6 5. Nc3 Nf6 {-0.59/24} (5... Be6 $17 {-1.13/21}) 6. Nf3 {-1.41/24} ( 6. Nge2 $15 {-0.59/24}) 6... e4 $17 7. Ng1 Be7 {-0.37/27} (7... h5 $19 { -1.74/23} 8. d3 exd3 9. Qxd3 Nb4 10. Qb5+ Bd7) 8. Bb2 {-1.56/22} (8. d3 $15 { -0.37/27}) 8... O-O {-0.62/27} (8... h5 $17 {-1.56/22} 9. Nge2 h4) 9. f3 { -1.14/27} (9. h3 $1 $15 {-0.62/27}) 9... exf3 10. Nxf3 Bg4 {-0.65/26} (10... d4 $17 {-1.35/23} 11. Nb5 dxe3) 11. h3 {-1.25/24} (11. Qc1 $15 {-0.65/26}) 11... Bh5 {-0.53/28} (11... Bd7 $17 {-1.25/24} 12. O-O Bd6) 12. g4 {-1.24/27} (12. Ne2 $15 {-0.53/28}) 12... Bg6 13. Nh4 $2 {-3.67/25 [#]} (13. Ne2 $17 {-0.93/29} ) 13... Be4 $2 {-0.27/28} (13... d4 $19 {-3.67/25 Threatens to win with ... Nxg4.} 14. Ne2 Ne4) 14. Bxe4 {-1.41/25} (14. g5 $1 $11 {-0.27/28}) 14... Nxe4 ( {And not} 14... dxe4 15. Nf5 $16) 15. Nxe4 Bxh4+ 16. Ke2 $2 {-7.90/24} (16. Nf2 {-1.69/27}) 16... dxe4 $19 17. Qf1 Be7 18. Re1 Nb4 19. Kd1 Qd7 20. Qc4 Rad8 21. Re2 b5 22. Qc3 Nxa2 $4 {#1/25 [#]} (22... Bf6 $19 {-12.28/26} 23. Qxc5 Nd3 24. cxd3 Bxb2) 23. Qxg7# {Accuracy: White = 15%, Black = 22%.} 1-0 [Event "ICC 1 0"] [Site "Internet Chess Club"] [Date "2005.12.23"] [Round "?"] [White "pacope"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [WhiteElo "1314"] [BlackElo "1262"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "49"] [EventDate "2005.??.??"] 1. g3 (1. b3 e5 2. g3 d5 {1-0 (66) Diaz Velandia,J (2359)-Silva Rodriguez,F (2210) Sueca 2018}) 1... d5 2. Bg2 e5 3. b3 {A00 Irregular Openings} c5 (3... Nf6 4. Bb2 Bd6 5. d3 O-O 6. e3 c6 7. Ne2 Qe7 8. O-O Nbd7 9. Nd2 Rd8 10. a3 Nf8 11. Qb1 Bg4 12. Re1 Qe6 13. e4 dxe4 14. Nxe4 Nxe4 15. Bxe4 f5 16. Bg2 Qh6 17. b4 Qh5 18. Nc1 {Karlsson,L (2495)-Zapolskis,A (2290) Stockholm 1990 1-0 (69)}) 4. Bb2 d4 $146 (4... Nc6 5. c4 (5. d3 Nf6 (5... f6 6. e3 Be6 7. Nd2 Bd6 8. Ne2 Qd7 9. h4 Nge7 10. Nf3 O-O 11. c4 e4 12. dxe4 dxe4 13. Nd2 f5 14. Nf4 Bxf4 15. exf4 Nd4 16. O-O Rad8 17. Bc3 Nec6 18. a3 a5 19. Re1 Bf7 20. Rb1 {Kurobasa, B-Jakovenko,D Bratislava 1993 0-1 (32)}) 6. Nd2 Bg4 7. c4 d4 8. f3 Bd7 9. Nh3 Ne7 10. Ne4 Nf5 11. Bc1 Nh4 12. O-O Nxg2 13. Kxg2 Be7 14. Nhf2 O-O 15. Nxf6+ Bxf6 16. Bd2 Be7 17. Qc2 Qc7 18. Qb2 a5 19. a4 f5 {Boeckenhaupt,R-Hoegerl,G (2270) Pocking 1996 1/2-1/2 (54)}) 5... d4 6. d3 Bd6 7. Nd2 Nf6 8. a3 O-O 9. e4 a6 10. Ne2 b5 11. O-O Rb8 12. Bc1 Bd7 13. h3 Qc8 14. Kh2 Ne8 15. f4 exf4 16. gxf4 f6 17. Rf3 Qc7 18. Kh1 g6 19. Rf2 {Diaz Velandia,J (2359)-Silva Rodriguez, F (2210) Sueca 2018 1-0 (66)}) 5. d3 Nc6 {0.00/25} ({Better is} 5... g6 $15 { -0.60/24}) 6. Nd2 {-0.92/25} (6. Nf3 $11 {0.00/25}) 6... Bf5 {0.38/22} (6... Nge7 $17 {-0.92/25}) 7. e4 {-1.07/26} (7. Bxc6+ $1 $14 {0.38/22 keeps the upper hand.} bxc6 8. Ngf3) 7... dxe3 $2 {1.48/24} (7... Be6 $17 {-1.07/26}) 8. fxe3 {0.51/27} (8. Bxc6+ $1 $16 {1.48/24} bxc6 9. fxe3) 8... Be7 {1.87/24} ( 8... Qc7 $14 {0.51/27}) 9. e4 $2 {-0.09/26} (9. Bxc6+ $1 $18 {1.87/24} bxc6 10. e4 (10. Bxe5 Nf6 $16)) 9... Be6 $11 10. Ne2 {-0.41/21} (10. Nc4 $14 {0.56/24}) 10... Nf6 $15 11. O-O $2 {-2.25/21} (11. Nc4 $11 {-0.21/29 and White is okay.}) 11... O-O $2 {-0.15/26} ({Black should try} 11... Ng4 $1 $19 {-2.25/21 White must now prevent ...Ne3.} 12. Qb1 O-O) 12. h3 {-0.79/23} (12. Nc3 $11 {-0.15/26 }) 12... Nd4 {0.31/26} (12... b5 $17 {-0.79/23}) 13. Nxd4 $2 {-1.21/23} (13. a4 $14 {0.31/26 stays ahead.}) 13... exd4 {-0.44/29} (13... cxd4 $17 {-1.21/23} 14. Nf3 Qd6) 14. Bf3 $2 {-2.66/22} (14. Kh2 $15 {-0.44/29}) 14... Bxh3 $19 15. Rf2 Qd7 16. Rh2 Bg4 {-1.88/29} (16... Ng4 $142 {-3.23/24} 17. Rh1 (17. Rxh3 $2 Ne3 $19) 17... Ne3) 17. a3 {-2.99/24} (17. e5 {-1.88/29 might work better.} Bxf3 18. Qxf3) 17... Bxf3 18. Qxf3 Bd6 {-1.50/27} ({Black should play} 18... Ng4 $19 {-2.89/25} 19. Re2 Bg5) 19. Nc4 {Threatening e5.} Bb8 $2 {-0.24/28} ( 19... Be7 $19 {-1.75/25 Black wants to play ...b5.} 20. a4 h6) 20. e5 $2 { -2.03/24} (20. Kg2 $11 {-0.24/28 and White stays safe.}) 20... Nd5 {-0.75/27} ( 20... Qg4 $19 {-2.03/24 has better winning chances.} 21. Qxg4 Nxg4) 21. Re1 $17 Bc7 $2 {0.98/30} (21... Nb6 $17 {-0.75/27}) 22. Qh5 $2 {-0.85/29} (22. Qh1 $1 $16 {0.98/30 stays on course.} h6 23. b4) 22... h6 23. Bc1 $1 {Strongly threatening Bxh6!} Kh7 $2 {#12/25 [#]} (23... Qe6 $17 {-0.87/31} 24. Re4 Rfe8) 24. Qf3 $2 {-1.33/28} (24. Bxh6 $1 {#12/25 mates} g6 (24... gxh6 25. Qxh6+) 25. Qh4 Kg8 26. Bg5 f6 27. Qh8+ Kf7 28. e6+ Ke8 29. exd7+ Kxd7 30. Qg7+ Kc8 31. Qxf8+ Kd7 32. Qf7+ Kc8 33. Rh8+ Bd8 34. Nd6+ Kb8 35. Rxd8#) 24... Nb6 $2 { 16.25/26 [#]} (24... Rae8 $17 {-1.33/28} 25. Nd6 Bxd6 26. Qxd5 Qg4) 25. Qe4+ $2 {-0.09/30 Accuracy: White = 10%, Black = 7%. . Loss on time!?} (25. Bxh6 $1 $18 {16.25/26} Qe6 (25... gxh6 26. Qf6) 26. Bd2+ Kg8 27. Qh5) 1-0