Une variante de la pétroff (Défense Russe) – Leçons vidéos et Cours d'échecs

1.e4 e5 2.Cf3 Cf6 3.Cxe5 d6 4.Cf3 Cxe4 5.d4 d5 6.Fd3 Cc6 7.O-O Fg4 8.Te1 Fe7 9.c3 f5 10. Cbd2 O-O 11.Db3
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   [Event "Russia-chB (Women)"]  [Site "Kolontaevo"]  [Date "1998.??.??"]  [Round "?"]  [White "Ruchieva, Natalia"]  [Black "Lundina, Aelita"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2295"]  [BlackElo "2250"]  [PlyCount "52"]  [EventDate "1998.??.??"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "RUS"]  [Source "ChessBase"]  [SourceDate "1999.11.16"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Nbd2 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Rg6  15. Bf1 Bd6 16. g3 Nxf2 17. Kxf2 f4 18. gxf4 Bxf4 19. Bg2 Qf6 20. Qd3 Rf8 21.  Nf1 Bxf3 22. Bxf3 Qh4+ 23. Ke2 Re6+ 24. Be3 Bxe3 25. Kd1 Rxf3 26. Rxe3 Qf2 0-1   [Event "La Coruna op"]  [Site "La Coruna"]  [Date "1998.??.??"]  [Round "?"]  [White "Anta, Javier"]  [Black "Caselas Cabanas, Jacobo"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2330"]  [PlyCount "38"]  [EventDate "1998.07.??"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "ESP"]  [Source "ChessBase"]  [SourceDate "1999.11.16"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Bd6  15. Ne5 Nxe5 16. dxe5 Bxe5 17. f3 Bxh2+ 18. Kxh2 Qd6+ 19. Kg1 Qc5+ 0-1   [Event "VIE-ch U20"]  [Site "Dong Thap"]  [Date "1999.??.??"]  [Round "2"]  [White "Nguyen, Thien Viet"]  [Black "Nguyen Thai Binh"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2295"]  [PlyCount "52"]  [EventDate "1999.??.??"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "VIE"]  [Source "ChessBase"]  [SourceDate "2006.11.23"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb5 Rg6 14. Be2 Bd6  15. Kf1 Bxf3 16. Nxf3 Bxh2 17. g3 Bxg3 18. fxg3 Nxg3+ 19. Kf2 Ne4+ 20. Ke3 Qe8  21. Bf1 Rg3 22. Ke2 Qh5 23. Kd1 Qxf3+ 24. Be2 Nf2+ 25. Kc2 Qe4+ 26. Kd2 Re8 0-1   [Event "Asturias-chT40 Primera A"]  [Site "Asturias"]  [Date "2000.10.28"]  [Round "1"]  [White "Fernandez Baniago, Francisco Javier"]  [Black "Cobiella Rodriguez, Jose Manuel"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "60"]  [EventDate "2000.??.??"]  [EventType "team"]  [EventRounds "11"]  [EventCountry "ESP"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. O-O Nc6 8. c3  Bd6 9. Re1 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Nxe4 fxe4 14. Bg5 Na5  15. Qa6 Bxf3 16. Bxf6 Qxf6 17. Qxa5 exd3 18. Re3 Be4 19. Qa4 Rf8 20. Rf1 Bf4  21. Rh3 Qg6 22. f3 Bf5 23. g4 Be3+ 24. Kg2 d2 25. Qb4 Re8 26. Rg3 Bd3 27. Ra1  Bc2 28. f4 Bxf4 29. Rf3 Qxg4+ 30. Kf2 Qh4+ 0-1   [Event "ROM-ch U18"]  [Site "Sovata"]  [Date "2001.??.??"]  [Round "?"]  [White "Sebe Vodislav, Razvan Alex"]  [Black "Domanyek, Erno"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2310"]  [BlackElo "2075"]  [PlyCount "77"]  [EventDate "2001.03.31"]  [EventType "tourn"]  [EventRounds "11"]  [EventCountry "ROM"]  [Source "ChessBase"]  [SourceDate "2007.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qd1 Bd6  15. Nf1 Rg6 16. Ng3 Qf6 17. Bc2 h5 18. Qd3 h4 19. Ne2 f4 20. Kf1 h3 21. Rd1 Bf5  22. Bxf4 Bxf4 23. Nxf4 Ng3+ 24. hxg3 Bxd3+ 25. Bxd3 Rh6 26. gxh3 g5 27. Nxg5  Qxg5 28. Kg2 Rxb2 29. Re1 Rf6 30. Re8+ Kg7 31. Ne6+ Rxe6 32. Rxe6 Qd2 33. Rf1  Qxc3 34. Bf5 Nxd4 35. Rg6+ Kf7 36. g4 Qf3+ 37. Kh2 Rxf2+ 38. Rxf2 Qxf2+ 39. Kh1  0-1   [Event "Manila zt 3.2a"]  [Site "Manila"]  [Date "2001.04.25"]  [Round "3"]  [White "Hatanbaatar, Bazar"]  [Black "Donguines, Fernie"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2481"]  [BlackElo "2425"]  [PlyCount "50"]  [EventDate "2001.04.24"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "PHI"]  [Source "ChessBase"]  [SourceDate "2001.07.05"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Bg4 8.  Re1 Nc6 9. c3 f5 10. Nbd2 Qd6 11. Qa4 O-O 12. Qb3 Kh8 13. Qxb7 Rab8 14. Qa6 Rb6  15. Qa4 Qg6 16. Bb5 Bd6 17. Bxc6 Rxc6 18. Ne5 Bxe5 19. dxe5 Nxd2 20. Bxd2 Bf3  21. g3 f4 22. Qa3 Kg8 23. c4 Qh5 24. h4 Qg4 25. Kh2 Rh6 0-1   [Event "Asia-ch U20"]  [Site "Teheran"]  [Date "2001.07.13"]  [Round "1"]  [White "Majuwanam Kan, AR."]  [Black "Nasri, Amin"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2275"]  [PlyCount "54"]  [EventDate "2001.07.14"]  [EventType "swiss"]  [EventRounds "11"]  [EventCountry "IRI"]  [Source "ChessBase"]  [SourceDate "2001.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8.  Re1 Be7 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qa4 Bd6  15. Bb5 Nxd2 16. Bxd2 Bxf3 17. Bg5 Bxh2+ 18. Kxh2 Qd6+ 19. Kh1 Rg6 20. Re3  Bxg2+ 21. Kxg2 Rxg5+ 22. Rg3 Rxg3+ 23. fxg3 Qe6 24. Kf2 f4 25. gxf4 Rf8 26. Be2  Rxf4+ 27. Bf3 Ne5 0-1   [Event "St Chely d'Aubrac op 1st"]  [Site "St Chely d'Aubrac"]  [Date "2001.08.26"]  [Round "1"]  [White "Laurent, Dominique"]  [Black "Laurent, Bruno"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2308"]  [PlyCount "56"]  [EventDate "2001.08.26"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "FRA"]  [Source "ChessBase"]  [SourceDate "2001.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rg6 14. Qc2 Bd6  15. Be2 Rb8 16. b4 Qf6 17. b5 Nd8 18. c4 Ne6 19. Nxe4 fxe4 20. Ne5 Nxd4 21.  Nxg6+ Qxg6 22. Qd1 Qh5 23. g3 Nxe2+ 24. Rxe2 Bxe2 25. Qd4 Qh3 26. Bb2 Rg8 27.  f4 Bf3 28. Qf2 Bc5 0-1   [Event "Wch U14 Girls"]  [Site "Oropesa del Mar"]  [Date "2001.10.28"]  [Round "7"]  [White "Karavade, Eesha"]  [Black "Yanjindulan, Dulamsuren"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2107"]  [PlyCount "52"]  [EventDate "2001.10.21"]  [EventType "swiss"]  [EventRounds "11"]  [EventCountry "ESP"]  [Source "ChessBase"]  [SourceDate "2001.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Nbd2 Kh8 12. Qxb7 Rf6 13. Qb3 Bd6 14. Bb5 Ne7  15. Ne5 Bxe5 16. dxe5 Rg6 17. Bf1 Nc6 18. Nxe4 fxe4 19. Bf4 Rb8 20. Qc2 Qe7 21.  Qd2 Nxe5 22. Qxd5 Nf3+ 23. gxf3 Be6+ 24. Bg3 Bxd5 25. fxe4 Bc6 26. b4 h5 0-1   [Event "Bayern-chI Bank Hofmann 5th"]  [Site "Bad Wiessee"]  [Date "2001.11.01"]  [Round "6"]  [White "Wehner, Roland"]  [Black "Stanetzek, Carsten"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2094"]  [BlackElo "2213"]  [PlyCount "64"]  [EventDate "2001.10.27"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "GER"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qa4 Nc6 13. Qb3 Kh8 14. Qxb7 Rf6  15. Qb3 Bd6 16. Qd1 Rg6 17. Nf1 Ne7 18. Qe2 c6 19. Ne3 Bh5 20. a3 Qc7 21. h3  Ng5 22. Ng4 Re6 23. Nge5 Nxf3+ 24. gxf3 Rf8 25. c4 Bxe5 26. dxe5 Ng6 27. cxd5  cxd5 28. Be3 Nh4 29. Kf1 Nxf3 30. Rec1 Qxe5 31. Qc2 Qh2 32. Qa4 Ne5 0-1   [Event "Asturias-chT Preferente 0102"]  [Site "Asturias"]  [Date "2001.11.03"]  [Round "1.8"]  [White "Girardin, Yves"]  [Black "Cobiella Rodriguez, Jose Manuel"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "1974"]  [PlyCount "36"]  [EventDate "2001.11.03"]  [EventType "team"]  [EventRounds "11"]  [EventCountry "ESP"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8.  Re1 Be7 9. c3 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. b4 Rf6 13. b5 Nxd2 14. Nxd2 Bxh2+  15. Kf1 Na5 16. Ba3 Rh6 17. g3 Qg5 18. Kg2 Qh5 0-1   [Event "Izmir GP op"]  [Site "Izmir"]  [Date "2002.09.06"]  [Round "9"]  [White "Keler, Faruk"]  [Black "Bayram, Yakup"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2281"]  [PlyCount "112"]  [EventDate "2002.08.28"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "TUR"]  [Source "ChessBase"]  [SourceDate "2002.11.07"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rg6 14. Bb5 Bd6  15. Bxc6 Nxd2 16. Nxd2 Bxh2+ 17. Kxh2 Qh4+ 18. Kg1 Rh6 19. f3 Qxe1+ 20. Nf1  Rh1+ 21. Kxh1 Qxf1+ 22. Kh2 Bxf3 23. gxf3 Qf2+ 24. Kh1 Qxf3+ 25. Kh2 Qh5+ 26.  Kg1 Qg6+ 27. Kf2 Qxc6 28. Bf4 h6 29. Re1 g5 30. Be5+ Kh7 31. Qa3 Re8 32. Qxa7  Re7 33. Qb8 Qe6 34. Qb5 h5 35. Qd3 h4 36. Rg1 Qg6 37. a4 g4 38. a5 c5 39. b4 c4  40. Qb1 Rxe5 41. dxe5 g3+ 42. Ke3 h3 43. a6 h2 44. Rh1 Qb6+ 45. Kf4 Qf2+ 46.  Kg5 g2 47. Rxh2+ Kg7 48. Rxg2 Qxg2+ 49. Kf4 Qf2+ 50. Kg5 Qg3+ 51. Kxf5 Qg6+ 52.  Kf4 Qxb1 53. e6 Kf6 54. e7 Qe4+ 55. Kg3 Qxe7 56. b5 Kg5 0-1   [Event "Monarch Assurance 11th"]  [Site "Port Erin"]  [Date "2002.10.03"]  [Round "6"]  [White "Waugh, Jonathan C"]  [Black "Van Kemenade, Rudy"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2141"]  [PlyCount "26"]  [EventDate "2002.09.28"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "IOM"]  [Source "ChessBase"]  [SourceDate "2002.11.07"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Be7 9. Re1 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. a3 Qf6 13. c4 Nxd2 0-1   [Event "IBCA Wch blind 10th"]  [Site "Istanbul"]  [Date "2002.11.20"]  [Round "1"]  [White "Oza, Rajesh"]  [Black "Lindenmair, Anton"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1800"]  [BlackElo "2130"]  [PlyCount "44"]  [EventDate "2002.11.20"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "TUR"]  [Source "ChessBase"]  [SourceDate "2003.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Be7 9. Nbd2 f5 10. Qb3 O-O 11. Qxb7 Rf6 12. Qb3 Rb8 13. Qc2 Bd6 14. h3 Nxd2 15.  Nxd2 Bxh3 16. f3 Rg6 17. Rf2 Qh4 18. Nf1 Rf8 19. Bd2 Rff6 20. Re1 Qxf2+ 21.  Kxf2 Rxg2+ 22. Ke3 f4# 0-1   [Event "Eger Agria op"]  [Site "Eger"]  [Date "2003.07.13"]  [Round "1"]  [White "Losonczy, Istvan"]  [Black "Horvath, Lajos Ludovic"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2144"]  [PlyCount "42"]  [EventDate "2003.07.13"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "HUN"]  [Source "ChessBase"]  [SourceDate "2004.11.15"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qc2 Qd6 12. b3 Rae8 13. Bb2 Qh6 14. a3 Bd6  15. g3 f4 16. Be2 fxg3 17. fxg3 Qe3+ 18. Kh1 Nxd2 19. Nxd2 Bxe2 20. Rg1 Rf2 21.  Rae1 Bf3+ 0-1   [Event "Najdorf U26 qual op"]  [Site "Buenos Aires"]  [Date "2003.10.02"]  [Round "3.7"]  [White "Diaz, Diego Patricio"]  [Black "Barrionuevo, Pablo"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2080"]  [BlackElo "2223"]  [PlyCount "48"]  [EventDate "2003.10.01"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "ARG"]  [Source "ChessBase"]  [SourceDate "2003.11.25"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Bd6  15. h3 Bh5 16. b4 Rg6 17. b5 Nxd2 18. Nxd2 Qg5 19. Bf1 Qf4 20. Nf3 Qxf3 21.  bxc6 Qxh3 22. f4 Bf3 23. Qf2 Be4 24. Be3 Be7 0-1   [Event "Bermuda"]  [Site "Bermuda"]  [Date "2005.02.05"]  [Round "6"]  [White "Volokitin, Andrei"]  [Black "Dominguez Perez, Leinier"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2685"]  [BlackElo "2661"]  [PlyCount "94"]  [EventDate "2005.01.30"]  [EventType "tourn"]  [EventRounds "10"]  [EventCountry "BER"]  [EventCategory "17"]  [Source "ChessBase"]  [SourceDate "2005.06.06"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qc2 Bd6 13. Ne5 Bxe5 14. dxe5 Qh4  15. Nf1 Nc6 16. Bf4 Rae8 17. f3 Bxf3 18. Bg3 Nxg3 19. hxg3 Qh5 20. gxf3 Nxe5  21. Be2 f4 22. g4 Qg5 23. Qd2 c6 24. Nh2 h5 25. Rf1 hxg4 26. Nxg4 Qh4 27. Nh2  Rf6 28. Rf2 Rg6+ 29. Rg2 Ree6 30. Rf1 Rxg2+ 31. Kxg2 Rh6 32. Rh1 Qg3+ 33. Kf1  Rxh2 34. Rxh2 Qxh2 35. Qd4 Qh3+ 36. Ke1 Nxf3+ 37. Bxf3 Qxf3 38. Qxa7 Qe3+ 39.  Qxe3 fxe3 40. Ke2 Kf7 41. Kxe3 g5 42. a4 Kf6 43. a5 Ke5 44. Kf3 Kf5 45. Ke3 g4  46. Kd4 g3 47. Ke3 Kg4 0-1   [Event "RUS-ch U18"]  [Site "Nojabrsk"]  [Date "2005.04.13"]  [Round "8"]  [White "Bratkovskiy, Dmitry"]  [Black "Maslov, Mikhail"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2224"]  [BlackElo "2324"]  [PlyCount "50"]  [EventDate "2005.04.06"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "RUS"]  [Source "ChessBase"]  [SourceDate "2005.11.24"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Be7 9. Nbd2 f5 10. Qb3 O-O 11. Qxb7 Rf6 12. Qb3 Kh8 13. Qc2 Bd6 14. Bb5 Nxd2  15. Nxd2 Bxh2+ 16. Kxh2 Rh6+ 17. Kg1 Qh4 18. f3 Qh2+ 19. Kf2 Bh3 20. Rg1 Rg6  21. Qd1 Re8 22. Ne4 fxe4 23. Bxc6 e3+ 24. Ke2 Rxg2+ 25. Rxg2 Qxg2+ 0-1   [Event "Pan American-ch U16"]  [Site "Balneario Camboriu"]  [Date "2005.06.14"]  [Round "5"]  [White "Pacheco, Garri"]  [Black "Cornejo, Max"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2168"]  [BlackElo "2229"]  [PlyCount "66"]  [EventDate "2005.06.11"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "BRA"]  [Source "ChessBase"]  [SourceDate "2005.07.01"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Nbd2 Kh8 12. Qxb7 Rf6 13. Qb3 Bd6 14. Bb5 Nxd2  15. Nxd2 Bxh2+ 16. Kf1 a6 17. Be2 Bf4 18. Nf3 Bxc1 19. Raxc1 Rh6 20. Ng1 Qd6  21. Qa3 Qf4 22. Bxg4 fxg4 23. Qxa6 Rf8 24. Qe2 Ne7 25. Qe3 Qf7 26. f3 Nf5 27.  Qf4 Rf6 28. Re5 Qg6 29. Kf2 gxf3 30. Nxf3 Nh6 31. Qd2 Ng4+ 32. Kg1 Nxe5 33.  Nxe5 Qg3 0-1   [Event "Pan American-ch U16"]  [Site "Balneario Camboriu"]  [Date "2005.06.14"]  [Round "5"]  [White "Pacheco, Garri"]  [Black "Cornejo, Max"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2168"]  [BlackElo "2229"]  [PlyCount "66"]  [EventDate "2005.06.11"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "BRA"]  [Source "ChessBase"]  [SourceDate "2005.07.01"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Nbd2 Kh8 12. Qxb7 Rf6 13. Qb3 Bd6 14. Bb5 Nxd2  15. Nxd2 Bxh2+ 16. Kf1 a6 17. Be2 Bf4 18. Nf3 Bxc1 19. Raxc1 Rh6 20. Ng1 Qd6  21. Qa3 Qf4 22. Bxg4 fxg4 23. Qxa6 Rf8 24. Qe2 Ne7 25. Qe3 Qf7 26. f3 Nf5 27.  Qf4 Rf6 28. Re5 Qg6 29. Kf2 gxf3 30. Nxf3 Nh6 31. Qd2 Ng4+ 32. Kg1 Nxe5 33.  Nxe5 Qg3 0-1   [Event "AUT-ch qual"]  [Site "Gmunden"]  [Date "2005.08.20"]  [Round "8"]  [White "Alvir, Aco"]  [Black "Zsifkovits, Robert"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2385"]  [BlackElo "2168"]  [PlyCount "52"]  [EventDate "2005.08.13"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "AUT"]  [Source "ChessBase"]  [SourceDate "2005.09.01"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qc2 Nc6 13. b4 Bd6 14. b5 Ne7 15.  Ne5 Ng6 16. Nxg6 hxg6 17. Nf1 Qh4 18. g3 Qh5 19. f4 Rae8 20. c4 Ng5 21. fxg5  Rxe1 22. c5 Be2 23. Bxe2 Rxe2 24. Qd3 f4 25. cxd6 f3 26. dxc7 Qh3 0-1   [Event "AUT-ch qual"]  [Site "Gmunden"]  [Date "2005.08.20"]  [Round "8"]  [White "Alvir, Aco"]  [Black "Zsifkovits, Robert"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2385"]  [BlackElo "2168"]  [PlyCount "52"]  [EventDate "2005.08.13"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "AUT"]  [Source "ChessBase"]  [SourceDate "2005.09.01"]  [WhiteTeam "V"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qc2 Nc6 13. b4 Bd6 14. b5 Ne7 15.  Ne5 Ng6 16. Nxg6 hxg6 17. Nf1 Qh4 18. g3 Qh5 19. f4 Rae8 20. c4 Ng5 21. fxg5  Rxe1 22. c5 Be2 23. Bxe2 Rxe2 24. Qd3 f4 25. cxd6 f3 26. dxc7 Qh3 0-1   [Event "Muenster Bezirksliga 0506"]  [Site "Muenster"]  [Date "2005.11.19"]  [Round "3.8"]  [White "Sobel, Meinhard"]  [Black "May, Peter"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1606"]  [BlackElo "1572"]  [PlyCount "58"]  [EventDate "2005.09.10"]  [EventType "team-"]  [EventRounds "9"]  [EventCountry "GER"]  [Source "ChessBase"]  [SourceDate "2006.11.23"]  [WhiteTeam "Muenster V"]  [BlackTeam "Hiltrup"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O Bg4 8.  Nbd2 f5 9. c4 c6 10. c5 Bf4 11. Be2 O-O 12. Nxe4 fxe4 13. Bxf4 Rxf4 14. Ne5  Bxe2 15. Qxe2 Nd7 16. g3 Nxe5 17. dxe5 Rf3 18. Rac1 Qe7 19. Rc2 Qxe5 20. Rd1  Raf8 21. Re1 R8f6 22. Kg2 Qd4 23. Rf1 e3 24. fxe3 Rxe3 25. Qd2 Qe4+ 26. Kg1  Rxf1+ 27. Kxf1 Qf3+ 28. Qf2 Qh1+ 29. Qg1 Re1+ 0-1   [Event "Bundesliga 0506"]  [Site "Germany"]  [Date "2005.10.22"]  [Round "1.1"]  [White "Areshchenko, Alexander"]  [Black "Jussupow, Artur"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2653"]  [BlackElo "2595"]  [PlyCount "52"]  [EventDate "2005.10.21"]  [EventType "team-tourn"]  [EventRounds "15"]  [EventCountry "GER"]  [Source "ChessBase"]  [SourceDate "2006.01.31"]  [WhiteTeam "Werder Bremen"]  [BlackTeam "Solingen"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Bd6 9. Re1 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. h3 Bh5 13. Qxb7 Ne7 14. Qb3 Ng6 15.  Bf1 c5 16. g3 Rb8 17. Qd1 cxd4 18. cxd4 Qc7 19. Bg2 Bxg3 20. fxg3 Qxg3 21. Re2  Nf4 22. Qe1 Rbe8 23. Nxe4 Nxe2+ 24. Qxe2 fxe4 25. Qe1 Rxf3 26. Qxg3 Rxg3 0-1   [Event "EU-ch U12 Girls"]  [Site "Herceg Novi"]  [Date "2006.09.10"]  [Round "1"]  [White "Shvayger, Yuliya"]  [Black "Bojc, Dasa"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "68"]  [EventDate "2006.09.10"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "MNT"]  [Source "ChessBase"]  [SourceDate "2006.11.03"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. O-O Bd6 8.  Re1 f5 9. Nbd2 O-O 10. c3 Nd7 11. Nf1 Ndf6 12. Ne3 Re8 13. h3 Bxf3 14. Qxf3 g6  15. Nf1 Nd7 16. Bf4 Qf6 17. Ng3 c6 18. Bxd6 Qxd6 19. h4 c5 20. dxc5 Qxc5 21.  Bc2 Qb6 22. Bb3 Qd6 23. Nxe4 fxe4 24. Rxe4 Nf6 25. Rd4 Re5 26. Rad1 Rd8 27. c4  Rde8 28. g3 Qe6 29. Kg2 Ne4 30. cxd5 Qd6 31. Rf1 Rf5 32. Qd3 Nc5 33. Qd1 Ne4  34. Bc2 Rxf2+ 0-1   [Event "Velika Gorica op 7th"]  [Site "Velika Gorica"]  [Date "2007.08.23"]  [Round "7"]  [White "Jerkovic, Ivan"]  [Black "Rozic, Marijan"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2183"]  [BlackElo "2082"]  [PlyCount "44"]  [EventDate "2007.08.18"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "CRO"]  [Source "ChessBase"]  [SourceDate "2007.11.01"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8.  Re1 Be7 9. c3 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. Qb3 Nxd2 13. Nxd2 Kh8 14. Nf1 Na5  15. Qc2 Qh4 16. b3 f4 17. Bd2 f3 18. g3 Qh5 19. Ne3 Bh3 20. c4 dxc4 21. Nxc4  Bxg3 22. Re5 Bxh2+ 0-1   [Event "Oberliga Ost-B 0708"]  [Site "Germany"]  [Date "2008.01.19"]  [Round "6.6"]  [White "Karabalis, Harilos"]  [Black "Haubt, Georg"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2253"]  [BlackElo "2225"]  [PlyCount "46"]  [EventDate "2007.10.07"]  [EventType "team"]  [EventRounds "11"]  [EventCountry "GER"]  [Source "ChessBase"]  [SourceDate "2008.11.26"]  [WhiteTeam "Frankfurt BvK"]  [BlackTeam "Hofheim II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  f5 9. Qb3 Bd6 10. Nbd2 Qd7 11. Qxb7 Rb8 12. Qa6 O-O 13. Bb5 Rb6 14. Qa4 Qe6 15.  Re1 Ne7 16. Bd7 Qg6 17. Nxe4 fxe4 18. Ne5 Bxe5 19. dxe5 Bf3 20. g3 Qh5 21. Be3  Nf5 22. Bb5 Nxe3 23. Rxe3 Qxh2+ 0-1   [Event "Saarland-ch A"]  [Site "Eppelborn"]  [Date "2008.03.17"]  [Round "5"]  [White "Roehrig, Andreas"]  [Black "Wagner, Horst"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "64"]  [EventDate "2008.03.14"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "GER"]  [Source "ChessBase"]  [SourceDate "2009.11.30"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d6 5. Nf3 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Bd6 9. Re1 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. h3 Nxd2 13. Nxd2 Qh4 14. Nf1 Rf6 15.  hxg4 fxg4 16. Be3 Raf8 17. Qc2 Rf3 18. g3 Qh3 19. c4 Nb4 20. Qd2 Nxd3 21. Qxd3  dxc4 22. Qd2 h5 23. Bg5 Rxf2 24. Qxf2 Rxf2 25. Kxf2 Bxg3+ 26. Nxg3 Qh2+ 27. Ke3  Qxg3+ 28. Ke4 c6 29. Re3 Qg2+ 30. Kf5 Kh7 31. Rae1 Qd5+ 32. Re5 Qf7+ 0-1   [Event "Wch U10"]  [Site "Kemer"]  [Date "2009.11.13"]  [Round "2"]  [White "Litvinov, Maxim"]  [Black "Vasiliev, Arkadii"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1729"]  [PlyCount "52"]  [EventDate "2009.11.12"]  [EventType "swiss"]  [EventRounds "11"]  [EventCountry "TUR"]  [Source "ChessBase"]  [SourceDate "2009.11.30"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Bf4 O-O 11. Nbd2 Bd6 12. Bxd6 Qxd6 13. Qb3 Kh8 14. Bb5 Qf4  15. Re3 Rad8 16. Bxc6 bxc6 17. Rf1 Rde8 18. Nxe4 fxe4 19. Ne5 Bh5 20. Nxc6 Rf5  21. Ne5 Ref8 22. c4 Rxe5 23. dxe5 d4 24. Ree1 d3 25. e6 d2 26. e7 Qxf2+ 0-1   [Event "Wch U10"]  [Site "Kemer"]  [Date "2009.11.13"]  [Round "2"]  [White "Litvinov, Maxim"]  [Black "Vasiliev, Arkadii"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1729"]  [PlyCount "52"]  [EventDate "2009.11.12"]  [EventType "swiss"]  [EventRounds "11"]  [EventCountry "TUR"]  [Source "ChessBase"]  [SourceDate "2009.11.30"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Bf4 O-O 11. Nbd2 Bd6 12. Bxd6 Qxd6 13. Qb3 Kh8 14. Bb5 Qf4  15. Re3 Rad8 16. Bxc6 bxc6 17. Rf1 Rde8 18. Nxe4 fxe4 19. Ne5 Bh5 20. Nxc6 Rf5  21. Ne5 Ref8 22. c4 Rxe5 23. dxe5 d4 24. Ree1 d3 25. e6 d2 26. e7 Qxf2+ 0-1   [Event "Corus-B"]  [Site "Wijk aan Zee"]  [Date "2010.01.29"]  [Round "11"]  [White "So, Wesley"]  [Black "Giri, Anish"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2656"]  [BlackElo "2588"]  [PlyCount "72"]  [EventDate "2010.01.16"]  [EventType "tourn"]  [EventRounds "13"]  [EventCountry "NED"]  [EventCategory "16"]  [Source "ChessBase"]  [SourceDate "2010.03.17"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Qb3 O-O 11. Nbd2 Na5 12. Qc2 Nc6 13. b4 a6 14. a4 Bd6 15.  Ba3 Kh8 16. Qb2 Ne7 17. Ne5 Bxe5 18. dxe5 Ng6 19. f3 Nxe5 20. Bf1 Qf6 21. fxe4  fxe4 22. Kh1 b5 23. Nb3 Qh4 24. Qd2 Rf5 25. Nd4 Rh5 26. h3 Rf8 27. Re3 Rf2 28.  Qe1 Qf6 29. Kg1 Rf4 30. hxg4 Nxg4 31. Rh3 Rxh3 32. gxh3 Nf2 33. Qe3 Qg5+ 34.  Bg2 Nd1 35. Qc1 Qg3 36. Ne2 Rf1+ 0-1   [Event "Alfaro op 16th"]  [Site "Alfaro"]  [Date "2010.03.26"]  [Round "8"]  [White "Gurrea Martinez, Jose Miguel"]  [Black "Laguardia Ortega, Moises"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1942"]  [PlyCount "50"]  [EventDate "2010.02.05"]  [EventType "swiss"]  [EventRounds "8"]  [EventCountry "ESP"]  [Source "ChessBase"]  [SourceDate "2010.05.04"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. Bb5 Qf6 13. Bxc6 bxc6 14. Ne5  Bxe5 15. dxe5 Qh4 16. Nxe4 fxe4 17. Be3 Rf5 18. Qd2 Raf8 19. c4 Bf3 20. h3 Rh5  21. Bc5 Rg5 22. Re3 Rxg2+ 23. Kf1 Qxh3 24. Rxf3 exf3 25. Bxf8 Qh1# 0-1   [Event "Breizh Masters (Women)"]  [Site "Guingamp"]  [Date "2010.02.27"]  [Round "9"]  [White "Fruteau, Sabine"]  [Black "Le Diouron, Aurelie"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2131"]  [BlackElo "1980"]  [PlyCount "70"]  [EventDate "2010.02.19"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "FRA"]  [Source "ChessBase"]  [SourceDate "2010.05.04"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8. c3  Bg4 9. Re1 f5 10. Nbd2 O-O 11. Qc2 Kh8 12. b4 Bd6 13. b5 Nxd2 14. Nxd2 Ne7 15.  Nf1 Ng6 16. h3 Bh5 17. Bxf5 Nh4 18. Bg4 Bxg4 19. hxg4 Qd7 20. Qe2 Rae8 21. Be3  Rf4 22. f3 Rf6 23. Qf2 Ng6 24. g3 Qxb5 25. f4 Qd7 26. f5 Ne7 27. Bg5 Rf7 28.  Ne3 c6 29. Qh2 Ng8 30. Kg2 Nf6 31. Rh1 Rfe7 32. Rae1 Kg8 33. Kf3 Re4 34. Bf4  Bxf4 35. gxf4 Rxe3+ 0-1   [Event "EU-ch U16 Girls"]  [Site "Batumi"]  [Date "2010.09.28"]  [Round "9"]  [White "Jalabadze, Natia"]  [Black "Gevorgyan, Maria"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2043"]  [BlackElo "1981"]  [PlyCount "68"]  [EventDate "2010.09.20"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "GEO"]  [Source "ChessBase"]  [SourceDate "2010.10.29"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8.  Re1 Be7 9. c3 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. Be2 Kh8 13. Nf1 Qf6 14. Ne3 Bxf3  15. Bxf3 Ng5 16. Bxd5 Rae8 17. Bd2 Ne7 18. Bc4 Qg6 19. Kh1 Ne4 20. Bc1 Qh5 21.  Nf1 Ng6 22. Re3 Nh4 23. Rh3 f4 24. Rd3 Nxg2 25. Kxg2 f3+ 26. Kg1 Qh3 27. Rxf3  Qxf3 28. Be3 Rf6 29. Be2 Qh3 30. Qb3 c6 31. Qd1 Rg6+ 32. Ng3 Nxg3 33. hxg3  Rxg3+ 34. fxg3 Qxg3+ 0-1   [Event "Maceio op"]  [Site "Maceio"]  [Date "2011.05.28"]  [Round "4"]  [White "Eneas, Angledson Kellisson"]  [Black "Nunes, Kleber Ferreira"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1799"]  [PlyCount "42"]  [EventDate "2011.05.26"]  [EventType "swiss"]  [EventRounds "7"]  [EventCountry "BRA"]  [Source "ChessBase"]  [SourceDate "2011.11.24"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d6 5. Nf3 d5 6. Bd3 Bg4 7. O-O Bd6 8.  Nbd2 f5 9. c4 c6 10. cxd5 cxd5 11. Bb5+ Nc6 12. Qb3 Rc8 13. Nxe4 fxe4 14. Nd2  Qh4 15. h3 Be6 16. Re1 O-O 17. Rf1 Nxd4 18. Qa4 Bxh3 19. g3 Bxg3 20. Qxd4 Bxf2+  21. Rxf2 Qg3+ 0-1   [Event "Maceio op"]  [Site "Maceio"]  [Date "2011.05.28"]  [Round "4"]  [White "Eneas, Angledson Kellisson"]  [Black "Nunes, Kleber Ferreira"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1799"]  [PlyCount "42"]  [EventDate "2011.05.26"]  [EventType "swiss"]  [EventRounds "7"]  [EventCountry "BRA"]  [Source "ChessBase"]  [SourceDate "2011.11.24"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Nxe5 d6 5. Nf3 d5 6. Bd3 Bg4 7. O-O Bd6 8.  Nbd2 f5 9. c4 c6 10. cxd5 cxd5 11. Bb5+ Nc6 12. Qb3 Rc8 13. Nxe4 fxe4 14. Nd2  Qh4 15. h3 Be6 16. Re1 O-O 17. Rf1 Nxd4 18. Qa4 Bxh3 19. g3 Bxg3 20. Qxd4 Bxf2+  21. Rxf2 Qg3+ 0-1   [Event "New York"]  [Site "?"]  [Date "1889.??.??"]  [Round "27"]  [White "Gunsberg, Isidor"]  [Black "Weiss, Miksa"]  [Result "0-1"]  [ECO "C42"]  [Annotator "JvR"]  [PlyCount "58"]  [EventDate "1889.??.??"]  [SourceDate "2015.08.31"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 $5 {Weiss comes with an innovative  idea that will be applied broadly.} 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Rg6 15. b3  Bd6 16. Be2 Bh3 17. Bf1 Qf6 18. g3 $6 ({A neutral move is} 18. Qd3) 18... Bxf1  19. Kxf1 Rf8 20. Nxe4 $2 ({Properly defends} 20. Nh4 Rg4 21. Ng2) 20... fxe4  21. Nh4 {Weiss decides the game with a wonderful combination.} Rxg3 $3 22. hxg3  Bxg3 23. Kg2 Bxh4 24. Be3 Qf3+ 25. Kh2 (25. Kf1 Qh3+ 26. Ke2 Bxf2 $1 27. Bxf2  Rxf2+ 28. Kxf2 Qh2+) 25... Be7 ({Quickly ends} 25... Rf5 $1 26. Qe2 Bg3+) 26.  Kg1 Rf6 27. Kf1 Qg4 28. Qd1 Rf3 29. Rc1 Qh3+ (29... Qh3+ 30. Ke2 (30. Kg1 Bd6)  30... Rxe3+ $1 31. fxe3 Qg2#) 0-1   [Event "It"]  [Site "Bermuda BER"]  [Date "2005.02.05"]  [Round "6"]  [White "Volokitin, And"]  [Black "Dominguez, L."]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2685"]  [BlackElo "2661"]  [PlyCount "94"]  [EventDate "2005.??.??"]  [SourceDate "2015.08.31"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qc2 Bd6 13. Ne5 Bxe5 14. dxe5 Qh4  15. Nf1 Nc6 16. Bf4 Rae8 17. f3 Bxf3 18. Bg3 Nxg3 19. hxg3 Qh5 20. gxf3 Nxe5  21. Be2 f4 22. g4 Qg5 23. Qd2 c6 24. Nh2 h5 25. Rf1 hxg4 26. Nxg4 Qh4 27. Nh2  Rf6 28. Rf2 Rg6+ 29. Rg2 Ree6 30. Rf1 Rxg2+ 31. Kxg2 Rh6 32. Rh1 Qg3+ 33. Kf1  Rxh2 34. Rxh2 Qxh2 35. Qd4 Qh3+ 36. Ke1 Nxf3+ 37. Bxf3 Qxf3 38. Qxa7 Qe3+ 39.  Qxe3 fxe3 40. Ke2 Kf7 41. Kxe3 g5 42. a4 Kf6 43. a5 Ke5 44. Kf3 Kf5 45. Ke3 g4  46. Kd4 g3 47. Ke3 Kg4 0-1   [Event "Manhattan CC-Franklin CC"]  [Site "New York"]  [Date "1911.??.??"]  [Round "?"]  [White "Voigt, Hermann G"]  [Black "Smith, Magnus"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "60"]  [EventDate "1911.??.??"]  [EventType "team"]  [EventRounds "2"]  [EventCountry "USA"]  [Source "ChessBase"]  [SourceDate "2002.11.25"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8.  Re1 Be7 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Bd6  15. Ne5 Nxe5 16. dxe5 Bxe5 17. Nxe4 fxe4 18. Be2 Rxf2 19. Kxf2 Qh4+ 20. g3  Qxh2+ 21. Ke3 Qh6+ 22. Kf2 e3+ 23. Kg1 Qh3 24. Bxg4 Qxg3+ 25. Kh1 Qxe1+ 26. Kg2  Qg3+ 27. Kh1 Qxg4 28. Qg2 Qd1+ 29. Qg1 Qh5+ 30. Kg2 Qg4+ 0-1   [Event "URS Spartakiad"]  [Site "Moscow"]  [Date "1979.??.??"]  [Round "?"]  [White "Khalafian, Erua"]  [Black "Bandziene, Rasa"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2000"]  [BlackElo "2200"]  [PlyCount "42"]  [EventDate "1979.07.11"]  [EventType "team"]  [EventRounds "9"]  [EventCountry "URS"]  [Source "ChessBase"]  [SourceDate "1999.07.01"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8. c3  Bg4 9. Re1 f5 10. Nbd2 O-O 11. Qc2 Rf6 12. b4 Bd6 13. b5 Nxd2 14. Bxd2 Bxf3 15.  bxc6 Rg6 16. g3 Qh4 17. cxb7 Rf8 18. Re5 f4 19. Bxf4 Rxf4 20. b8=Q+ Rf8 21. Re8  Qxh2+ 0-1   [Event "Uusikaupunki op"]  [Site "Uusikaupunki"]  [Date "1991.??.??"]  [Round "5"]  [White "Pietila, Mikko"]  [Black "Haggren, Stig Olof"]  [Result "0-1"]  [ECO "C42"]  [PlyCount "42"]  [EventDate "1991.??.??"]  [EventType "swiss"]  [EventRounds "5"]  [EventCountry "FIN"]  [Source "ChessBase"]  [SourceDate "1999.11.16"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Bg4 8. c3  Be7 9. Re1 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Bd6 14. c4 Nxd2 15.  Nxd2 Bxh2+ 16. Kxh2 Rh6+ 17. Kg1 Nxd4 18. Qb7 Rb8 19. Qxd5 Qh4 20. g3 Qh2+ 21.  Kf1 Bh3+ 0-1   [Event "Bardejov"]  [Site "Bardejov"]  [Date "1996.??.??"]  [Round "?"]  [White "Mrva, Vladimir"]  [Black "Balogh, Tomas"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2305"]  [BlackElo "2330"]  [PlyCount "70"]  [EventDate "1996.??.??"]  [EventType "tourn"]  [EventRounds "9"]  [EventCountry "SVK"]  [EventCategory "3"]  [Source "ChessBase"]  [SourceDate "1997.11.17"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Bg4 8.  Re1 Nc6 9. c3 f5 10. Nbd2 O-O 11. Qb3 Kh8 12. Qxb7 Rf6 13. Qb3 Rb8 14. Qc2 Bd6  15. Be2 Rg6 16. g3 Bh3 17. Bf1 Bxf1 18. Kxf1 Qf6 19. Nh4 Rg4 20. Ng2 Qg6 21.  Ne3 f4 22. Nxe4 fxe3 23. f3 Rf8 24. Kg2 dxe4 25. fxg4 Rf2+ 26. Qxf2 exf2 27.  Rf1 Qxg4 28. Rxf2 g5 29. Be3 Ne7 30. Raf1 Nd5 31. Bc1 e3 32. Rf7 Nf4+ 33. Kg1  e2 34. Re1 Nd3 35. Bd2 Bxg3 0-1   [Event "CZE-ch U18"]  [Site "Prague"]  [Date "1996.??.??"]  [Round "8"]  [White "Fikr, Lukas"]  [Black "Krejcik, Tomas"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "1660"]  [PlyCount "66"]  [EventDate "1996.??.??"]  [EventType "swiss"]  [EventRounds "9"]  [EventCountry "CZE"]  [Source "ChessBase"]  [SourceDate "1997.11.17"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bg4 7. O-O Bd6 8.  Re1 f5 9. Nbd2 O-O 10. c3 Nd7 11. Qb3 Nb6 12. Bxe4 fxe4 13. Rxe4 Bh5 14. Ne5  Kh8 15. Re3 Qh4 16. g3 Qf6 17. f4 g5 18. Re1 gxf4 19. Rf1 Qg7 20. Kg2 fxg3 21.  hxg3 Rxf1 22. Nxf1 Bxe5 23. dxe5 Qxe5 24. Be3 Qe4+ 25. Kh2 Be2 26. Bd4+ Kg8 27.  Re1 Qf3 28. Nd2 Qh5+ 29. Kg1 Rf8 30. Bf2 Nc4 31. Nxc4 dxc4 32. Qc2 Bf3 33. Bc5  Qxc5+ 0-1   [Event "RSA-op"]  [Site "Durban"]  [Date "1996.??.??"]  [Round "11"]  [White "Deere Jones, Jon"]  [Black "Kobese, Watu"]  [Result "0-1"]  [ECO "C42"]  [BlackElo "2275"]  [PlyCount "96"]  [EventDate "1996.??.??"]  [EventType "swiss"]  [EventRounds "11"]  [EventCountry "RSA"]  [Source "ChessBase"]  [SourceDate "1998.11.10"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Be7 7. O-O Nc6 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qc2 Bd6 12. b4 Qf6 13. b5 Nxd2 14. Nxd2 Ne7  15. Be2 Rae8 16. Bb2 Ng6 17. Bf3 c6 18. bxc6 bxc6 19. Bxg4 fxg4 20. Nf1 h5 21.  Rxe8 Rxe8 22. Ne3 Nh4 23. Rd1 Qg5 24. Bc1 Nf3+ 25. gxf3 gxf3+ 26. Kf1 Bxh2 27.  Ke1 Qg1+ 28. Kd2 Qxf2+ 29. Kd3 Qg3 30. c4 c5 31. Nf1 Qg6+ 32. Kc3 Qa6 33. Nxh2  Qxc4+ 34. Kb2 Rb8+ 35. Qb3 Rb6 36. dxc5 Qxc5 37. Nxf3 Qf2+ 38. Nd2 h4 39. Rf1  Qg2 40. Rf4 Rxb3+ 41. Kxb3 h3 42. Nf1 h2 43. Nxh2 Qxh2 44. Rb4 Qc7 45. Bf4 Qc6  46. Be3 g6 47. Rb8+ Kf7 48. Rh8 Qc4+ 0-1   [Event "ISR-ch U18"]  [Site "Petah Tiqwa"]  [Date "1997.??.??"]  [Round "4"]  [White "Eyal, Ido"]  [Black "Kobrin, Michael"]  [Result "0-1"]  [ECO "C42"]  [WhiteElo "2160"]  [BlackElo "2235"]  [PlyCount "50"]  [EventDate "1997.04.13"]  [EventType "tourn"]  [EventRounds "9"]  [EventCountry "ISR"]  [Source "ChessBase"]  [SourceDate "1997.07.29"]  [BlackTeam "II"]  [WhiteTeamCountry "GER"]  [BlackTeamCountry "GER"]   1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Nc6 7. O-O Be7 8.  Re1 Bg4 9. c3 f5 10. Nbd2 O-O 11. Qb3 Na5 12. Qa4 Nc6 13. Qb3 Kh8 14. Qxb7 Rf6  15. Qb3 Bd6 16. g3 Na5 17. Qa4 Nc6 18. Nh4 Nxf2 19. Kxf2 f4 20. Kg2 fxg3 21.  Qxc6 Rf2+ 22. Kg1 Qxh4 23. Qxa8+ Bf8 24. h3 Qxh3 25. Qxf8+ Rxf8 0-1