A00 Irregular Openings (1.Nc3 d5 2.e4 d4 3.Nce2 e5 4.Ng3 c5 5.Bc4)

[Event "Rated game, 5m + 2s"] [Site "Official A"] [Date "2008.08.17"] [Round "?"] [White "Siebold"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [WhiteElo "2105"] [BlackElo "1686"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "85"] [EventDate "2008.07.06"] [SourceTitle "playchess.com"] 1. Nc3 d5 2. e4 d4 3. Nce2 e5 4. Ng3 c5 5. Bc4 {A00 Irregular Openings} Nc6 { 0.18/24} (5... Nf6 $15 {-0.37/23}) 6. Nf3 {-0.37/27} (6. d3 $11 {0.18/24}) 6... Be7 {0.50/27} (6... Bd6 $15 {-0.37/27}) 7. O-O {-0.82/26} (7. Bb5 $14 {0.50/27 stays ahead.}) (7. a4 Nf6 8. d3 O-O 9. Ng5 h6 10. Nh3 Qc7 11. O-O Bg4 12. f3 Bxh3 13. gxh3 Nh7 14. f4 exf4 15. Bxf4 Bd6 16. Bxd6 Qxd6 17. Qg4 Ne5 18. Qxg7+ Kxg7 19. Nf5+ Kg6 20. Nxd6 b6 21. Bb3 Rad8 {Schramm,C (2307)-Kaliski,E (2231) Frankfurt 2009 1/2-1/2 (33)}) 7... Nf6 {0.55/24} ({Black should try} 7... h5 $1 $17 {-0.82/26}) 8. d3 {-0.11/24} (8. Bb5 $14 {0.55/24}) 8... O-O {0.44/23} ( 8... a6 $11 {-0.11/24}) 9. a3 $146 {-0.31/24} (9. c3 $14 {0.44/23} a6 10. a4 h6 11. Nh4 Na5 12. Ba2 dxc3 13. Ng6 Re8 14. Nxe5 c4 15. bxc3 b5 16. d4 Bb7 17. Re1 Nh7 18. Bb1 b4 19. Qh5 Rf8 20. Nf5 bxc3 21. Nxe7+ Qxe7 22. Ba3 Qc7 23. Bxf8 Rxf8 24. Qf3 {McMahon,P (2029)-Gooding,I (2035) England 2012 0-1 (38)}) (9. Bd2 a6 10. a3 b5 11. Ba2 Bb7 (11... Qc7 12. Qc1 Bg4 13. Ne1 Be6 14. Bb1 c4 15. f4 c3 16. bxc3 dxc3 17. Bxc3 Qb6+ 18. Kh1 Ng4 19. Qd2 exf4 20. Qxf4 {0-1 (20) Ostrowski,M (1223)-Zilbershtein,V (1716) Marianske Lazne 2016}) 12. Qe2 Nd7 13. Nf5 Qc7 14. Nxe7+ Nxe7 15. Nh4 Kh8 16. f4 f6 17. f5 Nb6 18. Rf3 c4 19. Rh3 Rf7 20. Ba5 Rc8 21. Qh5 Kg8 22. Bb4 Nc6 23. Qxh7+ Kxh7 {Dieu,B (2360)-Cahen,A (1850) Porz Le Marly 2013 1-0}) 9... Bg4 {0.51/22} (9... Rb8 $15 {-0.31/24}) 10. h3 {-0.02/28} (10. Bd2 $14 {0.51/22}) 10... Bxf3 {1.00/22} (10... Be6 $11 { -0.02/28}) 11. Qxf3 $16 a6 {1.36/23} (11... Kh8 $142 {0.75/27}) 12. Nf5 b5 { 2.37/24} (12... Ne8 $16 {1.11/29}) 13. Ba2 {1.10/28} (13. Qg3 Nh5 $11) (13. Bd5 $1 $18 {2.37/24}) 13... g6 {1.89/25} (13... Rc8 $16 {1.10/28}) 14. Nh6+ { 0.72/25} (14. Qg3 $18 {1.89/25}) 14... Kg7 15. Qe2 {0.70/25} ({White should play} 15. h4 $16 {1.20/25}) 15... Nd7 {1.15/24} (15... Rc8 $14 {0.70/25}) 16. Ng4 {0.05/25} (16. Qg4 $16 {1.15/24}) 16... Bg5 $11 17. g3 {-0.40/24} (17. Bd2 $11 {0.29/29}) 17... Bxc1 $15 18. Raxc1 f5 {0.74/29} (18... Rc8 $15 {-0.43/27 keeps the upper hand.}) 19. Bd5 {0.14/33} (19. exf5 $16 {0.74/29} gxf5 20. Bd5) 19... fxg4 {0.71/25} (19... Rc8 $1 $11 {0.14/33 keeps the balance.} 20. exf5 gxf5) 20. Bxc6 $16 Rb8 {1.27/25 [#]} (20... Rc8 $14 {0.56/30} 21. Bxd7 Qxd7) 21. Qxg4 $2 {-0.31/28} (21. Bxd7 $1 $16 {1.27/25} Qxd7 22. hxg4) 21... Nf6 $15 22. Qh4 Qd6 23. Bd5 $1 Nxd5 24. exd5 Qxd5 25. Rce1 Rbe8 26. Re4 c4 {0.67/25} ( 26... Qa2 $11 {0.00/31}) 27. Rfe1 {-0.13/30} (27. Qg4 $1 $14 {0.67/25}) 27... cxd3 $11 28. cxd3 Qb3 $2 {1.56/29} (28... Rf3 $11 {-0.12/30}) 29. R1e2 $2 { -1.13/27} (29. Rxe5 $16 {1.56/29 is necessary to keep the advantage.} Qxb2 30. Re7+ (30. Rxe8 Qxf2+ 31. Kh1 Rxe8 $11) 30... Rxe7 31. Rxe7+ Rf7 32. Rxf7+ Kxf7 33. Qxh7+ Kf6 34. Qh4+ Kf7 35. Qf4+ Ke6 36. Qe4+ Kf6 37. Qc6+ Kg7 38. Qd7+ (38. Qxa6 Qb1+ 39. Kg2 Qxd3 $16) 38... Kf6 39. Qd6+ Kf7 40. Qc7+ (40. Qxa6 Qb1+ 41. Kg2 Qxd3 $16) 40... Kg8 41. Qc8+ Kg7 42. Qc7+ (42. Qxa6 Qb1+ 43. Kg2 Qxd3 $16) 42... Kg8 43. Qc8+ Kg7 44. Qb7+ (44. Qxa6 Qb1+ 45. Kg2 Qxd3 $16) 44... Kf8 45. Qxa6 Qb1+ 46. Kg2 Qxd3 47. Qf6+ Ke8 48. h4) 29... Qxd3 30. Qg4 {[#]} Rf7 $1 $36 {Black is on the roll.} 31. Rxe5 Rxe5 32. Rxe5 $17 {Endgame KQR-KQR} Qb1+ 33. Kg2 Qxb2 34. Re2 Qc3 ({Inferior is} 34... Qxa3 35. Qxd4+ Kh6 36. Re6 $11) 35. Qe4 {-2.25/29} (35. Re6 $17 {-1.42/31}) 35... d3 $19 36. Re3 Rd7 $2 {-0.62/36} (36... Qb2 $19 {-2.50/25} 37. Rf3 Rxf3 38. Kxf3 Qxa3 39. Qd4+ Kf7 40. Qd5+ Kf6) 37. Qe8 Qd4 {0.00/37} (37... Qc6+ $17 {-0.72/30} 38. Rf3 Qd6) 38. Re7+ $11 Rxe7 39. Qxe7+ Kh6 40. Qf8+ Kg5 $2 {#3/31} (40... Qg7 $11 {0.00/40} 41. Qf4+ g5 42. Qd6+ Qg6 43. Qf8+ Qg7 44. Qd6+ Qg6 45. Qf8+ Qg7 46. Qd6+) 41. f4+ {White mates. } Kh5 42. g4+ Kh4 43. Qh6# {(Lag: Av=0.41s, max=1.4s). Accuracy: White = 22%, Black = 21%.} 1-0