A00 Irregular Openings (1.f3)

Alternative name for this opening is A00 Gedult's Opening, which is the name for it you will get if you look this up at lichess.org.

[Event "Chessmaster 8000 Rated Game"] [Site "?"] [Date "2002.06.04"] [Round "?"] [White "Clyde"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "26"] [EventDate "2002.??.??"] 1. f3 {A00 Irregular Openings} d5 2. g4 (2. d4 c5 3. e3 Nf6 4. Bb5+ Nc6 5. Ne2 e6 6. O-O Bd6 7. c4 O-O 8. cxd5 exd5 9. Nbc3 a6 10. Bd3 Qc7 11. dxc5 Bxh2+ 12. Kf2 Be5 13. Rh1 Ne7 14. Na4 Bf5 15. Bxf5 Nxf5 16. f4 Ne4+ {Gomez Jurado,L (2280)-Gonzalez Velez,F (2400) Barbera del Valles 1997 0-1}) 2... e6 $146 (2... e5 3. Nh3 Nc6 (3... h5 4. Nf2 Be6 5. e3 Qd7 6. g5 Bd6 7. Nc3 a6 8. d3 Nc6 9. a3 f6 10. gxf6 gxf6 11. Bd2 Nge7 12. Qe2 O-O-O {1/2-1/2 (12) Sieker,R (2014) -Paniflenko,W (1721) Willingen 2007}) 4. d3 Bc5 5. Ng5 h6 6. Nxf7 Kxf7 7. Bd2 Qh4# {0-1 (7) Haertel,V-Morhart,M Hessen 1994}) 3. Bg2 Qh4+ 4. Kf1 Bc5 5. d4 Bb6 6. b3 {-1.54/23} (6. Nh3 $15 {-0.55/28} Qd8 7. Nf4) 6... Nc6 $17 7. e3 e5 8. Qd2 {-2.68/25} (8. dxe5 $17 {-1.41/24} d4 9. exd4 Bxd4 10. Nh3) 8... exd4 $19 9. b4 $2 {-5.36/22 [#]} (9. exd4 {-2.47/25} Bxd4 10. c3) 9... dxe3 10. Ba3 exd2 {Black mates.} 11. Ke2 Qe1+ 12. Kd3 d1=Q+ 13. Nd2 Qexd2# 0-1 [Event "Chessmaster 8000 Rated Game"] [Site "?"] [Date "2002.06.04"] [Round "?"] [White "Kamika"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "70"] [EventDate "2002.??.??"] 1. f3 {A00 Irregular Openings} e6 2. Nc3 Bb4 3. e3 Nc6 4. Nge2 d5 5. f4 Nf6 6. Rg1 {-1.78/21} (6. a3 $11 {-0.28/29 and White has nothing to worry.} Bxc3 7. bxc3) 6... O-O {-0.44/26} (6... e5 $19 {-1.78/21 Threatens to win with ...exf4. } 7. fxe5 Nxe5) 7. Nb1 $2 {-3.72/22} ({White should play} 7. d4 $1 $15 { -0.44/26}) 7... Bd7 $2 {-1.04/26} (7... e5 $19 {-3.72/22 and Black stays clearly on top. Strongly threatening ...exf4.} 8. g3 d4) 8. a4 $2 {-3.50/23} ( 8. c3 $17 {-1.04/26 was called for.} Bd6 9. d4) 8... e5 $19 9. fxe5 {-4.73/25} (9. g3 $142 {-3.02/25}) 9... Nxe5 10. g3 {-9.40/21} (10. Nf4 $142 {-4.40/27} Neg4 11. c3) 10... Nf3+ 11. Kf2 Nxg1 $2 {-2.85/25} (11... d4 {-9.28/24} 12. Bg2 dxe3+ 13. dxe3 Ne4+ 14. Kxf3 Bg4+ $1 15. Kxg4 Nf2+ 16. Kf3 Nxd1) 12. Nxg1 $2 { -5.11/22} (12. Kxg1 {-2.85/25 is the only way for White.} c6 13. Nbc3) 12... Bc5 13. h4 $2 {-7.53/23} (13. d4 {-3.38/27} Ng4+ 14. Kg2) 13... d4 14. h5 dxe3+ 15. Kg2 exd2 16. Bd3 Bc6+ 17. Kf1 dxc1=Q 18. Bxh7+ Nxh7 19. Qxc1 Qd4 20. Nh3 Nf6 21. Qd2 {[#]} Qxd2 {-19.12/27} (21... Bg2+ $142 $1 {-#8/40} 22. Ke1 (22. Qxg2 Qd1#) 22... Rfe8+ 23. Kd1 Qxb2 24. Nf4 Bf3+ 25. Qe2 Rad8+ 26. Nd3 Bxe2+ 27. Ke1 Bxd3+ 28. Kd2 Qxc2#) 22. Nxd2 Ne4 23. Nxe4 Bxe4 24. Nf4 Bxc2 25. Nd3 Bxd3+ {Black mates.} 26. Ke1 Rfe8+ 27. Kd1 Re2 28. Ra2 Rae8 29. Kc1 Re1+ 30. Kd2 Bc4 31. a5 R8e2+ 32. Kc3 Bxa2 33. Kd3 Rxb2 34. Kc3 Rg2 35. a6 Re3# { Accuracy: White = 0%, Black = 38%.} 0-1 [Event "Friendly Game, 2m + 0s"] [Site "Beginners"] [Date "2008.07.13"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [BlackElo "1671"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "66"] [EventDate "2008.07.08"] [SourceTitle "playchess.com"] 1. f3 {A00 Irregular Openings} d5 2. Kf2 e5 3. g3 $146 (3. Kg3 Be7 (3... Nc6 4. f4 exf4+ 5. Kxf4 Bd6+ 6. Kf3 Qf6+ 7. Ke3 Qf4+ 8. Kd3 Qe4+ 9. Kc3 Qb4+ 10. Kd3 Qe4+ 11. Kc3 Qd4+ 12. Kb3 Qc4# {0-1 (12) Schneider,I (2350)-Van Wely,L (2685) Kuppenheim 2005}) 4. Kf2 Nf6 5. e3 O-O 6. d4 e4 7. c4 c6 8. Nc3 Be6 9. b3 Bd6 10. Be2 Nbd7 11. c5 Bc7 12. b4 a6 13. f4 Ne8 14. g3 Ndf6 15. Qf1 Qd7 16. h3 g6 17. g4 Ng7 {Chowaniec,A (1603)-Zaboklicki,Z (1817) Krakow 2016 1/2-1/2 (46)}) ( 3. h4 f5 4. b3 f4 5. g4 fxg3+ 6. Kxg3 Nf6 7. h5 Bd6 8. d3 d4 9. e4 dxe3 10. Bxe3 O-O 11. Nc3 Qe8 12. Ne4 Nxh5+ 13. Kf2 Nc6 14. Bh3 Nd4 15. Bxd4 exd4 16. Ne2 Nf6 17. Bxc8 Nxe4+ {Linford,C (2129)-Stone,A (2228) Sunningdale 2008 0-1 (39)}) 3... Bc5+ 4. e3 Nc6 5. Bh3 Bxh3 6. Nxh3 Nf6 {-0.94/22} (6... h5 $19 { -1.75/26} 7. Kg2 Qd7) 7. Kg2 $17 Qd7 {[#]} 8. Nc3 {-1.54/24} (8. d4 $142 $1 { -0.92/25} exd4 9. exd4 Nxd4 10. Be3) 8... O-O-O 9. Nb5 {-2.54/25} (9. Nf2 $17 { -1.27/27 was worth a try.}) 9... a6 $19 10. Nc3 d4 11. Ne4 {-4.01/23} (11. Na4 $142 {-2.81/26} Ba7 12. exd4) 11... Nxe4 12. fxe4 h6 $2 {-1.57/24} (12... dxe3 $19 {-4.59/21} 13. d3 f5) 13. d3 dxe3 {Threatens to win with ...f5.} 14. Qe2 $2 {-4.98/23} (14. Re1 {-1.63/28 nothing else works.}) 14... Nd4 15. Qxe3 {[#]} Ne6 $2 {-1.83/26} (15... Nb3 $1 {-4.98/21} 16. axb3 Bxe3 17. Bxe3 f5) 16. Qe2 { -2.26/25} (16. Qe1 {-1.83/26 keeps fighting.}) 16... Qc6 17. Be3 Nd4 $2 { -1.00/30} (17... Bxe3 $19 {-2.52/20 has better winning chances.} 18. Qxe3 Qxc2+ 19. Nf2 Qxb2) 18. Bxd4 $17 Bxd4 19. c3 Bc5 {-0.68/27} (19... Ba7 $17 {-1.32/24} 20. Ng1 Rd7) 20. b4 {-1.61/23 [#]} (20. Rad1 $15 {-0.68/27}) 20... Be7 { -0.69/28} ({Black should try} 20... Ba7 $1 $19 {-1.61/23} 21. Rhc1 Qd7) 21. Rhc1 $15 f5 {-0.42/26} ({Black should play} 21... h5 $17 {-1.29/23} 22. Qf3 h4) 22. Nf2 {-1.43/22} (22. a4 $1 $15 {-0.42/26}) 22... fxe4 {-0.02/29} (22... Rhf8 $17 {-1.43/22} 23. a4 f4 24. gxf4 Rxf4) 23. Nxe4 $11 Qd5 24. Rd1 Rhf8 25. a4 g5 26. b5 a5 27. b6 {-0.72/26} (27. Rab1 $11 {0.00/35 keeps the balance.}) 27... cxb6 $17 28. Rab1 {-1.35/28} (28. h3 $142 {-0.77/26}) 28... Qc6 29. Qg4+ { -2.17/27} (29. Rb5 $17 {-1.00/28}) 29... Kc7 {-0.99/30} (29... Kb8 $19 { -2.17/27 and Black stays clearly on top.} 30. Qe2 Ka7) 30. d4 $2 {-4.41/24} ( 30. Rb5 $17 {-0.99/30 is tougher.}) 30... exd4 $19 31. cxd4 {aiming for Rdc1.} Qc2+ 32. Rd2 $2 {-8.82/25} (32. Nd2 {-3.62/30} Qxa4 33. Rdc1+ Kb8 34. Rxb6 Qxd4 35. Qxd4 Rxd4 36. Nf3) 32... Qc6 $2 {-2.14/25} (32... Qxb1 {-8.82/25} 33. Qe2 Kb8) 33. Rdd1 $2 {-4.28/26} (33. Qe2 {-2.14/25 was called for.} Kb8 34. Rc2 Qxa4 35. Rxb6 Qxd4 36. Rxh6) 33... Kb8 {Accuracy: White = 11%, Black = 34%.} 0-1 [Event "Friendly Game, 2m + 0s"] [Site "Beginners"] [Date "2008.07.14"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [BlackElo "1677"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "104"] [EventDate "2008.07.08"] [SourceTitle "playchess.com"] 1. f3 {A00 Irregular Openings} d5 2. c3 (2. d4 c5 3. e3 Nf6 4. Bb5+ Nc6 5. Ne2 e6 6. O-O Bd6 7. c4 O-O 8. cxd5 exd5 9. Nbc3 a6 10. Bd3 Qc7 11. dxc5 Bxh2+ 12. Kf2 Be5 13. Rh1 Ne7 14. Na4 Bf5 15. Bxf5 Nxf5 16. f4 Ne4+ {Gomez Jurado,L (2280)-Gonzalez Velez,F (2400) Barbera del Valles 1997 0-1}) 2... e5 (2... c6 3. a4 Nf6 4. d4 Bf5 5. h4 Qc7 6. Be3 e6 7. b4 Bd6 8. Na3 a5 9. b5 Bxa3 10. Rxa3 cxb5 11. axb5 h6 12. g4 Bh7 13. Nh3 Nbd7 14. Bf4 Qb6 15. e3 Qd8 16. Nf2 Qe7 17. Qb3 {Van Duuren,F-Wood,P Les Dicqs 2002 1-0 (46)}) 3. d4 $146 (3. g3 c5 4. Nh3 Nc6 5. Nf2 Bd6 6. Bg2 Nf6 7. Na3 O-O 8. Nc2 Be6 9. d3 Nd7 10. e3 Qe7 11. Kf1 f5 12. f4 e4 13. d4 cxd4 14. exd4 b5 15. Nh3 Nf6 16. Ne3 Na5 17. b3 Rfc8 {Maric,I (1875)-Simon,Z (2010) Austria 2001 0-1 (47)}) 3... e4 4. fxe4 dxe4 5. g3 b6 { 0.47/25} (5... f5 $15 {-0.56/23}) 6. Bg2 {-0.43/25} (6. Nh3 $14 {0.47/25}) 6... Bb7 {1.02/24} (6... f5 $1 $15 {-0.43/25}) 7. Bf4 $2 {-0.50/25} (7. Nh3 $16 { 1.02/24}) 7... Nf6 {0.63/23} (7... f5 $15 {-0.50/25}) 8. e3 {0.00/29} ({ White should try} 8. Nd2 $14 {0.63/23}) 8... Bd6 {0.64/28} ({Black should play } 8... Nbd7 $11 {0.00/29}) 9. Nd2 $2 {-0.89/21} (9. Nh3 $14 {0.64/28 keeps the upper hand.}) 9... Nbd7 {0.31/26} (9... Bxf4 $17 {-0.89/21} 10. gxf4 O-O) 10. Bxd6 {-0.12/26} (10. Nh3 $14 {0.31/26 is superior.}) 10... cxd6 $11 11. Ne2 { -0.86/25 [#]} (11. Nh3 $11 {0.00/28}) 11... O-O {0.09/27} (11... Nd5 $1 $17 { -0.86/25} 12. Bxe4 (12. Nxe4 Nxe3 13. Nxd6+ Kf8 $11) 12... Nxe3) 12. O-O $2 { -1.70/27} (12. Nf4 $1 $11 {0.09/27}) 12... Ng4 $19 13. Qc1 $2 {-3.29/24} (13. Nxe4 {-1.71/30 was necessary.} Nxe3 14. Qd3 Nxf1 15. Rxf1) 13... Nxe3 14. Rf2 d5 $2 {-0.70/26} (14... Nxg2 $19 {-4.24/25} 15. Rxg2 e3) 15. Nf4 $2 {-3.07/25} (15. Nxe4 $1 $15 {-0.70/26} Ng4 16. Rf4) 15... Nxg2 {-1.34/30} (15... Ng4 $19 { -3.07/25 has better winning chances.} 16. Re2 g5 17. Nxd5 Bxd5 18. Nxe4 h6) 16. Nxg2 $17 Nf6 17. Ne3 {-2.38/22} (17. Nf1 $17 {-1.20/29}) 17... Qd7 {-1.14/29} ( 17... Bc8 $19 {-2.38/22 and Black stays clearly on top.} 18. Qd1 Bh3) 18. Qf1 { -2.47/25} (18. Rxf6 $17 {-1.14/29} gxf6 19. Qf1) 18... Ng4 $19 19. Nxg4 Qxg4 20. Re1 Rae8 21. Rf4 Qe6 22. Re3 Qc6 23. Qe2 f5 24. Nf1 $2 {-5.92/23} (24. h4 { -2.44/30 is a better chance.}) 24... Qe6 {-2.60/32} (24... g5 $142 {-5.92/23} 25. Rf2 f4 26. gxf4 gxf4) 25. Nd2 $2 {-8.67/23} (25. h4 {-2.60/32}) 25... g5 26. Rf1 f4 27. gxf4 gxf4 28. Qg2+ Kh8 29. Qh3 fxe3 30. Qxe6 Rxf1+ {-14.90/34} ( 30... Rg8+ $142 {-#10/30} 31. Qg4 Rxg4+ 32. Kh1 exd2 33. h3 Rgg8 34. Kh2 e3 35. Rh1 e2 36. Rg1 e1=Q 37. Rg2 d1=Q 38. Rxg8+ Rxg8 39. b4 Qh1#) 31. Nxf1 Rxe6 32. Nxe3 Rf6 33. h4 Rf3 34. Nf1 Rd3 35. Kg2 Bc8 {[#] Strongly threatening ...Bh3+.} 36. Kf2 Bg4 37. Ne3 Bf3 38. Nxd5 Rd2+ 39. Ke3 Re2+ 40. Kf4 Rxb2 41. Kf5 Rxa2 42. Kf6 Ra1 43. Nc7 Rf1 {-72.10/35} (43... e3 $142 {-#11/38} 44. d5 e2 45. Ke7 e1=Q+ 46. Kd8 Qxh4+ 47. Ke8 Re1+ 48. Kd7 Re7+ 49. Kd8 Rg7+ 50. Kc8 Qc4 51. Kd8 Qxc7+ 52. Ke8 Rg8#) 44. Ke7 e3 {Black mates.} 45. Nd5 Bxd5 46. Kd6 Bc4 47. Kc7 e2 48. Kb7 e1=Q 49. Kxa7 Qa1+ 50. Kxb6 Qa6+ 51. Kc7 Rf7+ 52. Kd8 Qa8# { Accuracy: White = 4%, Black = 16%.} 0-1 [Event "Friendly Game, 2m + 0s"] [Site "Beginners"] [Date "2008.07.25"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "1-0"] [ECO "A00"] [BlackElo "1653"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "57"] [EventDate "2008.07.08"] [SourceTitle "playchess.com"] 1. f3 {A00 Irregular Openings} d5 2. Kf2 c5 (2... e5 3. Kg3 Nc6 (3... Be7 4. Kf2 Nf6 5. e3 O-O 6. d4 e4 7. c4 c6 8. Nc3 Be6 9. b3 Bd6 10. Be2 Nbd7 11. c5 Bc7 12. b4 a6 13. f4 Ne8 14. g3 Ndf6 15. Qf1 Qd7 16. h3 g6 17. g4 Ng7 18. Qg2 { Chowaniec,A (1603)-Zaboklicki,Z (1817) Krakow 2016 1/2-1/2 (46)}) 4. f4 exf4+ 5. Kxf4 Bd6+ 6. Kf3 Qf6+ 7. Ke3 Qf4+ 8. Kd3 Qe4+ 9. Kc3 Qb4+ 10. Kd3 Qe4+ 11. Kc3 Qd4+ 12. Kb3 Qc4# {0-1 (12) Schneider,I (2350)-Van Wely,L (2685) Kuppenheim 2005}) 3. g3 Nc6 4. Bg2 $146 (4. d3 e5 5. e3 Nf6 6. c3 Be7 7. b3 O-O 8. Bg2 Qb6 9. Ne2 Rd8 10. Bb2 e4 11. d4 exf3 12. Bxf3 Ng4+ 13. Bxg4 Bxg4 14. h3 Bh5 15. g4 Bh4+ 16. Kg2 Bg6 17. Nd2 Re8 18. Qg1 cxd4 {Labat,C-Soulages,L (2144) Issy les Moulineaux 2002 0-1}) 4... e5 5. b3 Nf6 6. Bb2 {-2.66/21} (6. d3 { -1.87/26 was worth a try.}) 6... Be7 7. e3 O-O 8. Ne2 {-2.48/21} (8. Bh3 $142 { -1.67/27}) 8... Be6 {-1.37/27} (8... d4 $19 {-2.48/21} 9. Na3 Be6) 9. Rf1 $17 d4 {-1.27/27} (9... Re8 $19 {-1.84/26} 10. d3 c4) 10. e4 {-2.66/25} (10. Kg1 $17 {-1.27/27}) 10... c4 $19 {Strongly threatening ...d3.} 11. Kg1 cxb3 { -1.33/28} (11... a5 $19 {-2.83/25} 12. f4 d3 13. cxd3 cxd3) 12. axb3 $17 a6 { -1.08/27} (12... a5 $19 {-1.90/26} 13. d3 b5) 13. d3 {-1.68/24} (13. Kh1 $17 { -1.08/27}) 13... Rc8 {-1.16/27} ({Black should try} 13... b5 $19 {-1.68/24} 14. f4 Ng4) 14. Nd2 {-2.10/25} (14. h3 $17 {-1.16/27 might work better.}) 14... Nb4 15. Nc4 {[#]} Qc7 {-0.72/29} (15... a5 $1 $19 {-1.67/24 has better winning chances.} 16. Rc1 (16. Rxa5 Rxc4) 16... Nd7) 16. f4 b5 {-0.33/27} ({Better is} 16... Ng4 $17 {-0.87/25} 17. Bf3 b5 18. Bxg4 Bxg4 19. Nxe5 Bh3) 17. Nxe5 $15 Qxc2 {-0.16/31} (17... Nxc2 $17 {-0.87/25} 18. Rc1 (18. Nxd4 $2 Bc5 $19) 18... Bxb3) 18. Rb1 $2 {-2.85/23} (18. Bxd4 $11 {-0.16/31} Bxb3 19. Qe1) 18... Ng4 $2 {-0.73/30} (18... Bxb3 $19 {-2.85/23 is more deadly.} 19. Nxd4 Qxd1 20. Rbxd1 Bxd1) 19. Nxd4 {-2.20/30} (19. Bxd4 $17 {-0.73/30} Nxe5 20. Bxe5) 19... Qc7 $4 {7.12/23} (19... Bc5 $19 {-2.20/30} 20. Kh1 Qxd1 21. Rbxd1 Bxd4 22. Bxd4 Nc2) 20. Nxe6 $18 fxe6 21. Qxg4 Bf6 22. Qxe6+ Kh8 23. Rbc1 Qa7+ 24. Kh1 Rcd8 25. g4 Nxd3 26. Rf3 $2 {3.52/30} (26. Nxd3 {9.59/25} Rxd3 27. Ba3) 26... Nxc1 $2 { #3/25 [#]} (26... Nf2+ $18 {3.52/30} 27. Rxf2 Qxf2) 27. Ng6+ $1 {White mates.} hxg6 28. Rh3+ Bh4 29. Rxh4# {Accuracy: White = 36%, Black = 11%.} 1-0 [Event "Friendly Game, 2m + 0s"] [Site "Beginners"] [Date "2008.08.05"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [BlackElo "1708"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "52"] [EventDate "2008.07.08"] [SourceTitle "playchess.com"] 1. f3 {A00 Irregular Openings} d5 2. d4 c5 (2... e6 3. Nh3 c5 4. c3 Nc6 5. Bg5 Qb6 6. Qd2 cxd4 7. Bh4 dxc3 8. bxc3 Be7 9. Bf2 Qa5 10. g3 Nf6 11. Bg2 O-O 12. O-O e5 13. Rc1 Bf5 14. Be1 Qb6+ 15. Bf2 Bc5 16. Rf1 e4 17. Bxc5 {Tan, K-Brockman,R (1797) Kuala Lumpur 2007 0-1 (31)}) 3. e4 $146 (3. e3 Nf6 4. Bb5+ Nc6 5. Ne2 e6 6. O-O Bd6 7. c4 O-O 8. cxd5 exd5 9. Nbc3 a6 10. Bd3 Qc7 11. dxc5 Bxh2+ 12. Kf2 Be5 13. Rh1 Ne7 14. Na4 Bf5 15. Bxf5 Nxf5 16. f4 Ne4+ 17. Kf3 g5 {Gomez Jurado,L (2280)-Gonzalez Velez,F (2400) Barbera del Valles 1997 0-1}) 3... dxe4 4. fxe4 cxd4 5. Nf3 {[#]} Nc6 {-0.76/26} ({Black should try} 5... e5 $1 {-1.24/21} 6. c3 (6. Nxe5 Qa5+) 6... Nc6) 6. Bb5 $2 {-4.62/22} (6. Bc4 $17 { -0.76/26}) 6... Qa5+ $19 7. Bd2 {-7.54/22} (7. c3 $142 {-4.44/25} Qxb5 8. cxd4) 7... Qxb5 8. c3 dxc3 9. Nxc3 Qb6 10. a4 {-6.47/24} (10. Nd5 $142 {-4.16/25} Qd8 11. Bf4) 10... a6 $2 {-2.16/28 [#]} (10... Nf6 {-6.47/24} 11. a5 Qc5) 11. a5 $2 {-5.08/24} (11. Nd5 {-2.16/28} Qd8 12. Be3) 11... Qd8 {Black is clearly winning.} 12. O-O e5 13. Nd5 Nf6 14. Bg5 Be7 15. Nxe7 Qxe7 16. Qa4 O-O 17. Rac1 Qe6 18. Rfd1 Bd7 19. Qa3 Rad8 20. Bxf6 Qxf6 21. Qb3 Bc8 22. Rf1 Qe6 23. Qe3 Nd4 24. Ng5 Qg6 25. Nf3 Nxf3+ 26. Qxf3 f5 0-1 [Event "Friendly Game, 2m + 0s"] [Site "Beginners"] [Date "2008.09.14"] [Round "?"] [White "trallala"] [Black "Vierjoki, Timo"] [Result "0-1"] [ECO "A00"] [BlackElo "1720"] [Annotator "Tactical Analysis 2.10 (30s)"] [PlyCount "56"] [EventDate "2008.07.08"] [SourceTitle "playchess.com"] 1. f3 {A00 Irregular Openings} d5 2. Kf2 e5 3. g3 $146 (3. Kg3 Be7 (3... Nc6 4. f4 exf4+ 5. Kxf4 Bd6+ 6. Kf3 Qf6+ 7. Ke3 Qf4+ 8. Kd3 Qe4+ 9. Kc3 Qb4+ 10. Kd3 Qe4+ 11. Kc3 Qd4+ 12. Kb3 Qc4# {0-1 (12) Schneider,I (2350)-Van Wely,L (2685) Kuppenheim 2005}) 4. Kf2 Nf6 5. e3 O-O 6. d4 e4 7. c4 c6 8. Nc3 Be6 9. b3 Bd6 10. Be2 Nbd7 11. c5 Bc7 12. b4 a6 13. f4 Ne8 14. g3 Ndf6 15. Qf1 Qd7 16. h3 g6 17. g4 Ng7 {Chowaniec,A (1603)-Zaboklicki,Z (1817) Krakow 2016 1/2-1/2 (46)}) ( 3. h4 f5 4. b3 f4 5. g4 fxg3+ 6. Kxg3 Nf6 7. h5 Bd6 8. d3 d4 9. e4 dxe3 10. Bxe3 O-O 11. Nc3 Qe8 12. Ne4 Nxh5+ 13. Kf2 Nc6 14. Bh3 Nd4 15. Bxd4 exd4 16. Ne2 Nf6 17. Bxc8 Nxe4+ {Linford,C (2129)-Stone,A (2228) Sunningdale 2008 0-1 (39)}) 3... Bc5+ 4. e3 d4 5. Kg2 dxe3 {-1.19/26} (5... Nc6 $19 {-2.06/20} 6. c3 a6) 6. Qe2 {-1.98/23} (6. Bb5+ $17 {-1.19/26 is a better defense.} c6 7. Bd3) 6... exd2 $2 {-0.42/26 [#]} (6... h5 $19 {-1.98/23} 7. dxe3 Nc6) 7. Qxe5+ $15 Qe7 8. Qxe7+ {Black is slightly better.} Nxe7 9. Bxd2 {-1.24/26} (9. Nxd2 $15 { -0.41/25} Nbc6 10. Bc4) 9... O-O {-0.27/26} (9... Bf5 $17 {-1.24/26} 10. Bc4 Nbc6) 10. Bd3 {-1.00/25} (10. Nc3 $11 {-0.27/26 keeps the balance.}) 10... Bf5 11. Bc4 {-1.68/25} (11. Be4 $15 {-0.62/30}) 11... Nbc6 $36 {Black is in control.} ({But not} 11... Bxc2 12. Ne2 $17) 12. c3 $2 {-3.64/25 [#]} (12. Ne2 $17 {-1.25/27}) 12... Rad8 13. Bf4 Bd6 {-1.75/32} (13... Ng6 $142 {-3.98/27} 14. Ne2 Nce5 15. Bxe5 Nxe5) 14. Ne2 {-2.40/24} (14. Bc1 $142 {-1.75/32}) 14... Bxf4 15. Nxf4 Ng6 $2 {-0.32/28} (15... g5 $19 {-2.57/27} 16. Nh5 Bg6 17. Nf6+ Kg7) 16. Nd5 $2 {-3.08/28} (16. Nxg6 $15 {-0.32/28} hxg6 17. Re1) 16... Rd7 $2 {-0.59/30} ({Black should play} 16... Na5 $19 {-3.08/28} 17. Ne3 Nxc4 18. Nxf5 Rfe8) 17. Nd2 $2 {-5.21/25} (17. Ne3 $1 $15 {-0.59/30} Nge5 18. Bb5) 17... Na5 18. g4 Be6 19. b3 Nxc4 (19... Rxd5 $2 20. Bxd5 Bxd5 21. Kg3 $19) 20. bxc4 Bxd5 {-2.98/29} (20... c6 $142 {-6.15/25} 21. Nb3 cxd5) 21. cxd5 Rxd5 22. Ne4 Rfd8 23. Rab1 b6 24. Kg3 c5 {-1.58/31} ({Black should try} 24... f5 $19 {-3.02/27} 25. gxf5 Rxf5) 25. a4 $17 Rd3 26. c4 $2 {-4.04/26} (26. Rhf1 $17 {-1.60/31 was necessary.}) 26... Ne5 $19 27. Rhf1 Nxc4 28. Rb5 $2 {-5.87/29} (28. Nf2 { -3.65/28} R3d4 29. Rfe1) 28... Nd2 $2 {-2.12/36 Accuracy: White = 12%, Black = 31%.} (28... R8d4 {-5.87/29} 29. Kf2 Ne5) 0-1