A00 Irregular Openings (1.g3 d5 2.Bg2 e5 3.d3 c5)

[Event "Pogo"] [Site "?"] [Date "2003.12.02"] [Round "?"] [White "zbau7"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [WhiteElo "1577"] [BlackElo "1819"] [Annotator "Vierjoki,T"] [PlyCount "106"] [EventDate "2003.11.13"] [EventType "blitz"] 1. g3 d5 (1... c5 2. Bg2 d5 3. d3 {1-0 (43) Bonke,H (1858)-Meinhardt,G (1707) Berlin 2010}) (1... e5 2. Bg2 {0-1 (39) Rivas Pastor,M (2530)-Illescas Cordoba, M (2625) Spain 1993}) 2. Bg2 e5 3. d3 c5 {A00 Irregular Openings} 4. e3 (4. e4 Nf6 5. Nc3 d4 6. Nce2 Nc6 7. f4 Bd6 8. Nf3 O-O 9. O-O Bd7 10. Kh1 Rc8 11. c3 dxc3 12. bxc3 Bg4 13. d4 cxd4 14. cxd4 Nxe4 15. fxe5 Be7 16. Be3 Nb4 17. Bg1 Qd7 18. Nf4 Nc3 {Rivas Pastor,M (2530)-Illescas Cordoba,M (2625) Spain 1993 0-1 (39)}) 4... Nc6 $146 (4... Nf6 5. h3 (5. Ne2 Nc6 6. O-O Be7 7. Nd2 O-O 8. a3 Bg4 9. Qe1 Qd7 10. f4 Bh3 11. fxe5 Nxe5 12. Nf4 Bxg2 13. Nxg2 Rfe8 14. Nf3 Bd6 15. Nxe5 Rxe5 16. Rxf6 gxf6 17. Qe2 Rae8 18. Nf4 Rg5 19. Nh5 Rg6 {Hinault, J (1480)-Guillot,M (1890) Hennebont 2006 1/2-1/2}) 5... Nc6 6. Nd2 Be7 7. b3 Be6 8. Bb2 O-O 9. Ne2 Rc8 10. O-O Qd7 11. Kh2 Ne8 12. f4 d4 13. e4 f5 14. fxe5 fxe4 15. Rxf8+ Bxf8 16. Nxe4 Nxe5 17. Bc1 Ng6 18. Qf1 Be7 19. Nf4 {Bonke,H (1858)-Meinhardt,G (1707) Berlin 2010 1-0 (43)}) 5. d4 cxd4 {-0.37/20} (5... e4 $17 {-1.04/19}) 6. exd4 $15 Nxd4 {Strongly threatening ...Bf5.} 7. Nf3 $2 { -2.05/17} (7. c3 $15 {-0.54/19} Nc6 8. Qxd5) 7... Nxf3+ {-1.14/20} (7... Bg4 $19 {-2.05/17 ...Qf6 is the strong threat.} 8. c3 Nc6) 8. Bxf3 {-1.78/19} (8. Qxf3 $17 {-1.14/20} Be6 9. Nc3) 8... e4 {-1.27/20} ({Better is} 8... Nf6 $19 { -1.78/19} 9. Bg5 e4) 9. Bg2 $17 Nf6 10. O-O Bc5 {-0.47/20 [#]} (10... Bg4 $17 { -1.37/17} 11. Qd4 Be7) 11. Bg5 {-1.36/18} (11. c4 $1 $15 {-0.47/20}) 11... Be6 {-0.78/18 [#]} ({Black should try} 11... Bg4 {-1.36/18} 12. Qd2 (12. Bxf6 Qd7 $11) 12... Qd7) 12. Nc3 {-1.48/20} (12. c4 $142 $1 {-0.78/18}) 12... d4 $2 { 1.10/20} (12... O-O $17 {-1.48/20 stays on course.} 13. Qd2 h6 14. Bxf6 Qxf6 15. Nxd5 Qe5) 13. Nxe4 Be7 14. Nxf6+ Bxf6 15. Bxf6 ({Worse is} 15. Bxb7 Bxg5 16. Bxa8 Qxa8 $17) 15... Qxf6 {[#]} 16. Bxb7 {0.95/23} (16. c3 $142 $1 {1.37/21 }) 16... Rb8 $16 17. Bc6+ {0.61/21} (17. Be4 $16 {1.19/19}) 17... Bd7 $2 { 4.45/18} (17... Kf8 $1 $14 {0.61/21}) 18. Re1+ $18 Kd8 19. Bxd7 Kxd7 20. b3 Rbc8 21. c4 Rhe8 22. Rxe8 Kxe8 {Endgame KQR-KQR} 23. Qe2+ Kf8 24. Rd1 Re8 25. Qd3 g6 26. Kg2 Rd8 27. Qf3 {1.61/24} (27. b4 $142 {2.71/18}) 27... Qe5 {2.53/20 } (27... Qe6 $142 {1.61/24} 28. c5 Kg7) 28. Rd3 Kg7 {2.01/21} (28... f5 $16 { 1.53/23} 29. Rd2 Qe7) 29. a4 a5 30. Qf4 {0.75/25} (30. Rd2 $142 {1.39/25}) 30... Qc5 {1.76/23} (30... Qxf4 $16 {0.75/25 might work better.} 31. gxf4 Kf6) 31. h4 {1.17/25} ({Don't take} 31. Rf3 $6 f5 $16) (31. g4 $18 {1.76/23}) 31... Rd7 32. Qg5 Qb6 {1.93/21} (32... Qc6+ $16 {1.11/27} 33. f3 Qe6) 33. Qb5 { 1.37/25} (33. Qe5+ $18 {1.93/21} f6 34. Qb5) 33... Qb7+ {2.25/21} (33... Qc7 $16 {1.37/25 was worth a try.} 34. h5 f5) 34. Kh2 {1.19/25} (34. Qxb7 $18 { 2.25/21} Rxb7 35. Kf3 (35. Rxd4 Rxb3 36. Rd5 Rc3 $18)) 34... Qxb5 $2 {3.43/22} (34... Qc7 $16 {1.19/25 was necessary.} 35. b4 axb4) 35. cxb5 $16 {1.72/26 KR-KR} (35. axb5 $142 {3.43/22 Black must now prevent b6.} Kf6 36. Kg2) 35... Kf6 $18 36. f3 {0.85/28} (36. Kg1 $18 {2.03/25 and White stays clearly on top.} ) 36... Ke5 $16 37. Kg2 Kd5 38. f4 $2 {-2.42/25 [#]} (38. g4 $16 {0.83/27 keeps the pressure on.}) 38... f5 $2 {0.25/28} (38... Ke4 $1 $19 {-2.42/25} 39. Rd1 d3) 39. Kf3 Kc5 {0.67/27} ({Black should play} 39... Rc7 $11 {0.00/29}) 40. g4 {0.00/28} (40. Rd2 $14 {0.67/27}) 40... fxg4+ 41. Kxg4 Re7 42. Kg5 Re3 43. Rd2 Rxb3 44. b6 $2 {-7.84/22} (44. h5 $11 {0.00/29}) 44... Rxb6 $19 45. Rc2+ Kd5 46. Kh6 Rb7 47. h5 gxh5 48. Kxh5 d3 49. Rd2 Kd4 50. f5 Ke3 51. Ra2 d2 52. Ra3+ Ke2 53. Ra2 Ke1 {Accuracy: White = 20%, Black = 32%.} 0-1 [Event "rated blitz match"] [Site "Free Internet Chess Server"] [Date "2011.02.26"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [WhiteElo "1385"] [BlackElo "1554"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "75"] [EventDate "2011.??.??"] 1. g3 d5 2. Bg2 e5 3. d3 c5 {A00 Irregular Openings} 4. Nd2 Nc6 5. e4 Nf6 { -0.09/26} (5... d4 $1 $17 {-0.85/21} 6. Ngf3 Be6 7. O-O f6 8. h3 Qd7 9. Kh2 Bd6 10. b3 Nge7 11. Nc4 Bc7 12. a4 O-O 13. Qe2 Kh8 14. Ba3 b6 15. Nh4 g5 16. Nf3 Ng6 17. Ng1 Rae8 18. Bc1 Kg7 19. Bf3 h6 20. Bg4 f5 {Pacuszka,T (2194)-Walewski, W (2071) Warszawa 2017 0-1 (63)}) 6. exd5 $146 {-0.53/26} (6. Ne2 $11 {-0.09/26 } dxe4 (6... Be7 7. O-O O-O 8. c3 Be6 9. Qc2 Qd7 10. Nf3 dxe4 11. dxe4 Rad8 12. b3 Qd3 13. Ne1 Qa6 14. h3 Bxb3 15. Qxb3 Qxe2 16. Qxb7 Rd6 17. Bf3 Qc4 18. Qb3 Qxb3 19. axb3 Rb8 20. Be3 Rxb3 21. Bxc5 {Makropoulou,M (2284)-Melia,S (2390) Kusadasi 2006 0-1 (48)}) 7. dxe4 Be7 8. O-O Be6 9. c3 Qd3 10. Re1 O-O-O 11. Nd4 Nxd4 12. Bf1 Qc2 13. cxd4 Qxd1 14. Rxd1 Rxd4 15. Re1 Rhd8 16. Nf3 Rxe4 17. Rxe4 Nxe4 18. Nxe5 Bf6 19. Nf3 Rd1 20. Kg2 Bh3+ 21. Kxh3 {Moeller,P (1961)-Pawlick, H (1950) Mecklenburg VP 2007 0-1}) (6. Nh3 Be7 7. f3 O-O 8. O-O b5 9. Nf2 c4 10. dxc4 dxc4 11. c3 b4 12. f4 Bc5 13. f5 Ba6 14. Kh1 Nd7 15. Qg4 f6 16. Nh3 Bb6 17. Qh4 Nc5 18. g4 Nd3 19. Nf3 bxc3 20. bxc3 Nxc1 {Vinoth Kumar,M (2140) -Sanjay,N (2343) Mumbai 2012 1-0 (39)}) 6... Nxd5 $15 7. Ngf3 {-0.91/23} (7. Nc4 $11 {-0.12/27}) 7... Be7 {-0.50/27} (7... Be6 $17 {-0.91/23}) 8. Nc4 { -1.16/26} (8. O-O $15 {-0.50/27}) 8... Bf6 $2 {0.55/25} (8... f6 $1 $17 { -1.16/26}) 9. O-O $14 O-O $1 10. Bd2 {-0.26/29} (10. Re1 $14 {0.66/24}) 10... Rb8 {0.43/27} ({Better is} 10... b5 $11 {-0.26/29} 11. Ne3 Be6) 11. Re1 { -0.12/26} (11. a4 $14 {0.43/27}) 11... Re8 $1 $11 12. a3 {-0.27/24} ({White should play} 12. a4 $14 {0.48/26}) 12... b5 13. Ne3 {aiming for Nxd5.} Nb6 { 0.44/25} (13... Be6 $11 {-0.17/27}) 14. b4 {-0.56/27} ({White should try} 14. h4 $14 {0.44/25}) 14... cxb4 {0.16/27} (14... c4 $1 $15 {-0.56/27}) 15. axb4 Be6 $2 {1.58/25 [#]} (15... Qd6 $11 {-0.07/28}) 16. Rc1 $2 {-0.66/23} (16. Ng5 $1 $16 {1.58/25}) 16... Qd6 {0.01/28} (16... Rc8 $15 {-0.66/23}) 17. h3 (17. c4 $5 e4 18. c5 Qxd3 19. cxb6 exf3 20. Bxf3 $11) 17... Nxb4 18. Ng4 Bxg4 $1 19. hxg4 {Threatening g5.} a5 $2 {2.12/21} (19... g6 $1 $15 {-0.53/27 keeps the upper hand.}) 20. g5 $18 {White has strong compensation.} Bd8 {[#]} 21. Bc3 $2 {-0.61/24} (21. Nxe5 $1 $18 {1.97/24} Rxe5 22. Rxe5 Qxe5 23. Bf4) 21... Nd7 $36 {Hoping for ...Na2. Black is pushing.} 22. d4 {-1.42/23 [#]} (22. Bxb4 $11 { -0.24/28} Qxb4 23. Re4) 22... e4 {-0.09/28} (22... Na2 $1 $17 {-1.42/23} 23. dxe5 Qe7) 23. Nh4 $2 {-2.90/25} (23. Bd2 $1 $11 {-0.09/28 and White has nothing to worry.}) 23... Bxg5 $19 24. Nf5 $2 {-4.64/27} (24. Bd2 {-2.23/28} Bxh4 25. Bf4) 24... Qf6 25. g4 $2 {-7.11/24} (25. Bxb4 {-3.49/27} Qxf5 26. Bd2) 25... Bxc1 26. Qxc1 Na2 27. Qb2 Nxc3 28. Qxc3 b4 29. Qc7 Nb6 30. Rxe4 Rec8 $2 { -1.84/31} (30... a4 {-4.93/25 And now ...a3 would win.} 31. Ne7+ Kf8) 31. Ne7+ Kf8 32. Nxc8 {-3.29/29} (32. Qh2 $142 {-1.88/31} Qh6 33. Nxc8 Qxh2+ 34. Kxh2 Rxc8 35. Re5) 32... Rxc8 33. Qb7 $2 {-6.97/26} (33. Qg3 {-2.87/30} Rxc2 34. g5) 33... Re8 $4 {4.96/26} (33... Rxc2 $19 {-6.97/26 avoids the disaster.} 34. Qb8+ Nc8) 34. Rxe8+ $18 Kxe8 35. Bc6+ Kd8 {#5/28} (35... Kf8 $18 {4.74/27} 36. Qb8+ Ke7 37. Qc7+ Kf8) 36. Qxb6+ {White mates.} Ke7 37. Qb7+ Kd6 38. Qd7# {Accuracy: White = 18%, Black = 28%.} 1-0