Myers - Damiron

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Myers – Damiron Santo-Domingo, 1966, CECO IV: 9d1 [A00] [Annot: Shane Bonetti]

1. b4 e5 2. Bb2 f6 3. e4 Bxb4 4. Bc4 Ne7 5. Qh5+ g6 5. ... Ng6 e.g. Fischer - Gloger, Cleveland, Ohio, 1964.

6. Qh4 6. Qh6? d5 7. Bb3 (7. exd5 Nf5 8. Qh3 Nd4 9. Qh4 Nxc2+ (Black has a winning position already) 10. Kd1 Bf5 11. d3 (11. g4?! g5 12. Qg3 Bg6) 11. ... Nxa1 12. Nf3 a5 13. a3 Bd6 14. Re1 g5 15. Qh5+ Bg6 16. Qh3 Nb3 17. Bxb3 Qd7 18. Qxd7+ Nxd7 19. Kd2 Nc5 20. Bc2 Kf7 21. Nc3 h5 22. d4 Nd7 23. Ba4 exd4 24. Nxd4 Nc5 25. Bb5 Be5 26. Ke3? [26. Nf3] 26. ... Rhe8 27. Ne6 c6 28. Bc4 cxd5 29. Bxd5 Nxe6 30. Na4 Bxb2 31. Nxb2 Kg7 0-1 Mroz - Chrapek, cr Poland, 1988): (1) 7. ... Kf7 8. exd5 Nxd5 9. Nc3 Be6 10. Nge2 Nc6 11. O-O-O Bf8 12. Qh4 f5 13. Qg3 Bg7 14. d4 Nxc3 15. Bxe6+ Kxe6 16. Bxc3 Nxd4 17. Nxd4+ exd4 18. Rhe1+ Kf7 19. Bb2 b6 20. Qf4 c5 21. Kb1 Qb8 22. Qf3 Rd8 23. g4 Qc8 24. gxf5 Qxf5 25. Qb7+ Qd7 26. Qf3+ Kg8 27. Re4 Rf8 28. Qe2 Qf7 29. Rf1 Rae8 30. f4 Rxe4 31. Qxe4 Re8 32. Qf3 Re3 33. Qa8+ Bf8 34. Qg2 Qc4 35. Qg1 Re2 36. Rc1 d3 37. cxd3 Qxd3+ 38. Ka1 Rxb2 0-1 Trip - Trokenheim, 1999. (2) 7. ... dxe4 8. Qg7 Rf8 9. Qxh7 Bf5 10. c3 Bc5 11. Na3? [11. Ne2 Qd6 12. Ng3 Qb6 13. 0-0 Be6 14. Nxe4 =] 11. ... Bxf2+! 0-1 (if 12. Kxf2 then 12. ... Qxd2+) Rabold - Wiik, cr 1984. (3) 7. ... Nbc6 8. Qg7 Rf8 9. exd5 Na5 10. c4 Nxb3 11. axb3 Rf7 12. Qh8+ Kd7 13. Qxd8+ Kxd8 14. Ne2 Bd7 15. Ba3 Bxa3 16. Rxa3 b5 17. d4 exd4 18. Nxd4 Nf5 19. Nxf5 Bxf5 20. Kd2 Rb8 21. Ra1 bxc4 22. bxc4 Rb2+ 23. Kc3 Rxf2 24. Rxa7 Rd7 25. Na3 Be4 26. Ra8+ Ke7 27. Rh8 c6 28. Re1 cxd5 29. cxd5 f5 30. Rxh7+ Kd8 31. Rh8+ Ke7 32. Rh7+ Kd8 33. Rh8+ Ke7 1/2-1/2 Mroz - Zaluska, cr 1985.

6. ... Nec6 An odd and weak move. Alternatives include: (1) 6. ... Nbc6?! 7. Qxf6 Rf8: (a) 8. Qh4 Rf4 9. Qxh7 Rxe4+ 10. Be2 d5 11. a3 Ba5 12. Kd1 Be6 13. Nf3 Rf4 14. Nxe5 Nxe5 15. Bxe5 Rxf2 16. Bf3 Qd7 17. d4? [17. Bd4 +/=] 17. ...Bb6? [Black misses a devastating continuation 17. ... Qb5!! when White is trapped. If 18. Bg3 Rf1+ 19. Be1 (19. Rxf1? Qxf1+ 20. Be1 Qxe1++) 19. ... Rxh1 and Black wins. If White tries to buy time with counterattack 18. Qh8+ Kd7 19. Qh4 (19. Kc1? Rxc2+!! and mate follows; 19. Qxa8?? Rf1+ and mate follows) 19. ... Rf1+ and Black wins] 18.

Qh4 Rxf3 19. gxf3 1-0 Kapengut - Faibisovich, USSR, 1960.

(b) 8. Qg7 d5 9. exd5 Nxd5 10. Nf3 e4 11. Qxh7?! exf3 12. Qxg6+ Rf7 13. O-O Nce7 14. Re1 c6 15. Bf6 Bf5? [15. ... fg 16. Bxe7 Bxe7 17. Qg8+ Rf8 18. Qg6+ Kd7 19. Bxd5 (19. ... cd 20. Qe6+ =) 19. ... Bf6 20. Be6+ =] 16. Qh5 Qd7 17. Bxd5 Qxd5 18. Nc3 1-0 (18. ... Qd7 19. a3 Bc5 20. d4 looks good for White) Klein - Springer, cr 1985. (2) 6. ... Ng8 7. f4 Qe7 8. Nf3 exf4 9. Bxg8 g5? [9. ... Rxg8 =] 10. Qh5+ Kf8 11. Bb3 Qxe4+ 12. Kd1 Qg6 13. Qxg6 hxg6 14. Bxf6 1-0 Pietrzak - Schmitz, cr 1988. (3) 6. ... g5 7. Qh5+ Ng6: (a) 8. h4 Qe7 [8. ... gh] 9. hxg5 fxg5? [9. ... Rf8 or 9. ... d6] 10. Qxg6+! (Brinkmann -Woschkat, cr 1985 reached this point, when Black resigned) 10. ... hxg6 (Better for Black is 8. ... g4 9. Ne2 c6 10. Nbc3 which is the line from Sokolsky Makarov, Ukraine, 1951, cont unknown. One possibility is 10. ... Bxc3 11. Nxc3 d6 12. f4 exf4 13. O-O-O Qe7 14. Rhe1 Kd8 15. d4 Kc7 16. e5 d5 17. Bxd5 fxe5 18. Be4 Qg7 19. Bxg6 hxg6 20. Qg5 Rh5 21. dxe5 Rxg5 22. hxg5 Be6 23. Rd6 Qf7 24. Ne4 f3 25. gxf3 Qf4+ 26. Kb1 gxf3 27. Rxe6 f2 28. Nxf2 Qxf2 29. Rd1 Qf7 30. Rf6 Qg8 31. e6 Na6 32. Rd7+ Kb6 33. Rdf7 Re8 34. e7 Nb4 35. Rf3 Rxe7 36. Rxe7 Qxa2+ 37. Kc1 Qc4 38. c3 Qb3 39. cxb4 Qxf3 40. Bf6 Qa3+ 41. Kc2 Qxb4 42. Re5 c5 0-1 Brinkmann - Goebgens, cr 1988)

11.

Rxh8+ 1-0 (11. ... Qf8 12. Rxf8+ Bxf8 13. Bxe5) Korner - Breitenstein, cr 1985. (b) 8. Ne2 Qe7 9. Ng3 Nc6

(a 2000 internet game with Trokenheim as White continued 9. ... Qc5 10. Bb3 Nc6 11. O-O Nd4 12. Bxd4 exd4 13. Nf5 d6 14. Ng7+ Kd7 15. Bd5 c6 16. Be6+ Ke7 17. Bxc8 Raxc8 18. Qg4 Qe5 19. g3 d3 20. c3 Bc5 21. Kg2 Kf7 22.

Nh5 d5 23. f4? [23. f3] 23. ... Qxe4+ 24. Kh3 Rce8 25. Nxf6 Kxf6 26. fxg5+ Ke5 27. Qd1 Kd6 28. a4 Re5 29. a5 Rxg5 30. Ra4 Qe2 31. Qxe2 dxe2 32. Re1 Re8 33. d4 Rf5 34. Nd2 b5 35. dxc5+ Kxc5 36. Rb4 Re3 37. Nb3+ Kd6 38. Nd4 Rf1 39. Rxe2 Rxc3 40. Rxb5 h5 41. Re6+! Kc7 42. Rxg6 h4 43. Rxd5 hxg3? [43. ... cxd5] 44. Rxg3? [misses the forced mate. The main line runs 44. Ne6!! Kb8 45. Rg8+ Kb7 46. Rg7+ Ka6 47. Nc7+ Kb7 48. Nb5+ Kc8 49. Rc7+ Kb8 50. Rd8++] 44. ... Rxg3+ 45. Kxg3 and the game was drawn) 10. Nf5 Qf8 11. h4 Na5 12. Be2 d5 13. hxg5 dxe4 14. Nh4 Rg8 15. gxf6 Bd7 16. Nxg6 hxg6 17. Qxe5+ Kd8 18. Qxe4 Bd6 19. Qd5 Nc6 20. f7 Rg7 21. Bf6+ Kc8 22. Bxg7 Qxg7 23. Nc3 Nd4 24. Kd1 Be6 25. Qe4 Kd7 26. Qxb7 Rh8 27. Bb5+ Ke7 28. Re1 Kxf7 29. Rb1 Qf6 30. Ne4 Bg4+ 31. f3 Bxf3+ 32. gxf3 Qxf3+ 33. Be2 Qf4 34. Qd5+ Ne6 35. Nxd6+ cxd6 36. Rf1 1-0 Buczinski Matura, Chorzow, 1966.

(c) 8. a3 Bf8 9. Nf3 Bg7 10. d4 d6 11. g4 Qe7 12. Nbd2 Be6 13. h4 Nd7 14. d5 Bf7 15. hxg5 Nf4 16. gxf6 Nxf6 17. Qh2 Nxg4 18. Qg3 h5 19. O-O-O O-O-O 20. Nh4 Rdg8 21. Nf5 Qf8 22. f3 Nh6 23. Qf2 Kb8 24. Ng3 Bf6 25. Rdg1 h4 26. Ne2 Rxg1+ 27. Nxg1 Rg8 28. Bf1 Bh5 29. Ne2 Bg5 30. Nc3 Ng6 0-1 Roczniak - Lison, cr 1980. (4) 6. ... d5 Gawlik - Borwell, cr 1960.

7. f4 7. a3 Be7 8. Qh6 Bf8 9. Qe3 b6 10. Nf3 Ba6 11. Bd5 Bc5 12. Qh6 Bf8 13. Qe3 Bc5 14. Qh6 Bf8 15. Qe3 1/2-1/2 Skjonberg - Andreassen, 1999.

7. ... d6 This entire line is not strong for Black. Many alternative seventh moves for Black have been tried, most without real promise: (1) 7. ... Bf8: (a) 8. Nf3 d6 9. fxe5 (9. O-O Na5 10. Be2 Bg7 11. f5 Bd7 12. Nc3 c6 13. Ba3 Qe7 14. Bb4 b6 15. Bxa5 bxa5 16. Bc4 Kf8 17. g4 g5 18. Qf2 Be8 19. Nxg5 fxg5 20. f6 Bxf6 21. Qxf6+ Qxf6 22. Rxf6+ Ke7 23. Re6+ Kd7 24. Rf1 Kc7 25. d4 1-0 Kucharkowski - Kriegel, cr

9. ... Nxe5 10. Nxe5 dxe5 11. Bxe5 fxe5 12. Bf7+ Kd7 13. Be6+ Ke8 14. Bf7+ Kd7 1/2-1/2 Stader - Zrazhevsky, cr USSR - GER, 1957. 1985)

(b) 8. f5 Bg7 9. Qg3 Ne7 10. fxg6 (10. Nc3 d6 11. Nf3 Bd7 12. h4 Bh6 13. Ng5 fxg5 14. hxg5 Bxf5 15. Rxh6 Bc8 16. Qh4 c6 17. Rxh7 Rf8 18. O-O-O Nd7 19. Rh8 d5 20. exd5 Nb6 21. Rxf8+ 1-0 Roczniak - Sierka, 1980) 10. ... hxg6 11. Nc3 Nbc6 12. Nf3 Nd4 13. Nxd4 exd4 14. Nd5 g5?? [14. ... d6] 15. Nxc7+ Kf8 16. Qd6 1-0 Luzuriaga Cembran, cr 1985. (c) 8. fe Nxe5 9. Bxe5 fxe5 10. Bf7+ Kxf7 11. Qxd8 Nc6 12. Qg5 h6 13. Qg3 Bg7 14. Nf3 d6 15. OO Bf6 16. Nc3 Be6 17. Rab1 Rab8 18. Nh4 g5 19. Qf2 Ke8 20. Qxf6 Kd7 21. Qg7+ Ne7 22. Ng6 Rhe8 23. Nd5 Bxd5 24. exd5 c6 25. Nxe7 Rxe7 26. Rf7 Rxf7 27. Qxf7+ Kc8 28. Rf1 cxd5 29. Qe7 10 Schneider - Faerber, cr 1996. (2) 7. ... Be7 8. f5, after which Black seems to lack good moves: (a) 8. ... h5? 9. fxg6 Bf8? [9. ... Kf8] 10. Bf7+ Ke7 11. Nf3? [11. g4!] 11. ... d6 12. O-O Bg7 13. Nc3 Be6? [13. ... Kf8] 14. Ng5! Nd4 15. Nxe6 Nxe6 16. Nd5+ 1-0 (16. ... Kd7 (16. ... Kf8 17. Bxe6) 17. Bxe6! Kc6 (17. ... Kxe6? 18. Qh3+ f5 19. Qxf5++) 18. Nxf6 ±) Pogorzelski - Karlsson, cr 1990. (b) 8. ... Na5? 9. fxg6! Nxc4 10. g7 (to here play follows Tschernij - Seldin, 1958, cont unknown) 10. ... Kf7 11. gxh8=Q Qxh8 12. Qh5+ Kf8 13. Nf3? [13. Bc1 =] 13. ... Nxb2 14. O-O Qg7 15. Nxe5 d6 16. Nf3 Bd7 17. d4 Nc4! 18. h3 Nc6 19. e5? [19. c3 ] 19. ... Ne3 20. Rf2 f5 0-1 Frydendal - Wiik, cr 1970. (c) 8. … d5 9. Bxd5 Nb4 10. Bb3 gxf5 11. Nf3 Qd6 12. a3 N4a6 13. Nc3 Be6 14. Qh5+ Kd7 15. Bxe6+ Qxe6 16. exf5 Qg8 17. d4 exd4 18. Nxd4 Nc5 19. O-O-O Kc8 20. Rhe1 Bd8 21. Ne6 Nxe6 22. fxe6 Nc6 23. Nd5 Qg7 24. e7 Bxe7 25. Qf5+ Kb8 26. Nxe7 Rf8 27. Nxc6+ bxc6 28. Rd3 Qg5+ 29. Qxg5 fxg5 30. Re7 1-0 Badenes - Canova, cr 1982. (3) 7. ... Qe7 8. a3 Ba5 (8. ... Bd6 9. Nc3 f5 10. Qh6 Qf8 11. Qh3? [11. Qxf8+ =] 11. ... fxe4 12. Nxe4 Qxf4 13. Qd3 Be7 14. Ne2 Qh6 15. O-O Nd8? [15. ... d6 ] 16. Bxe5 Rf8 17. Rxf8+ Qxf8 18. Rf1 Qh6 19. Qf3 d6 20. Bf7+ Nxf7 21. Qxf7+ Kd8 22. Bb2? (22. Bxf6! Nc6 23. Qg8+ Kd7 24. Bxe7 and White wins because if 24. ... Nxe7? 25. Nf6+ Kc6 26. Qc4+ Kb6 27. Rb1+ Ka5 28. Qb5++ while if 24.

9. Ne2 d6 10. O-O Bb6+ 11. Kh1 Nd7 12. f5 gxf5 13. Rxf5 Na5 14. Ba2 Nc5 15. Rf3 Na4 16. Nbc3!! (16. Bc1 =/+) 16. ... Nxb2 17. Nd5 Qg7 18. Nxf6+ Kd8 19. Ng8+ Kd7 20. Rf7+ 1-0 Torre - Lewis, 1998. ... Kxe7? 25. Qf7+ Kd8 26. Nf6+ and mate follows) 1-0 Magee - Aker, cr 1981)

(4) 7. ... Na5 8. Be2 Nbc6: (a) 9. Nf3 (9. ... d6 10. c3 Bc5 11. d4 Bb6 12. d5 Nb8 13. fxe5 fxe5 14. Qh6 Qe7 15. Rf1 Nd7 16. Bc1 c6 17. Bg5 Qf8 18. c4 Qxh6 19. Bxh6 Bd8 20. Ng5 Bxg5 21. Bxg5 b6 22. Nc3 Ba6 23. Rd1 c5 24. Nb5 Bxb5 25. cxb5 h6 26. Bc1 Ke7 27. Rd3 Nf6 28. Rh3 g5 29. Bd3 Nb7 30. Bc2 Rh7 31. Bd2 a6 32. bxa6 Rxa6 33. a4 Ra8 34. Ke2 Rhh8 35. Rb3 Nd7 36. Rh3 Rag8 37. Rf5 Rb8 38. Kd3 Rbc8 39. Kc4 Rcg8 40. Bc1 Rb8 41. Kb5 Rbc8 42. Bd2 1/2-1/2 Woelfelschneider - Trokenheim, 1999) 9. ... Bd6 (9. ... Qe7 10. fxe5 fxe5 11. Qxe7+ Bxe7 12. Nxe5 Bf6 13. Nd3 Bxb2 14. Nxb2 O-O 15. c3 Re8 16. d3 d5 17. Nd2 dxe4 18. Nxe4 Rf8 19. Kd2 Be6 20. Rhf1 Rxf1 21. Rxf1 Bxa2 22. h4 Kg7 23. Nc5 Nb3+ 24. Nxb3 Bxb3 25. d4 a5 26. Bc4 Bxc4 27. Nxc4 b5 28. Na3 Rb8 29. Rb1 b4

10. Nc3 Nb4 11. O-O-O O-O 12. a3 Nbc6 13. Nd5 Nd4 14. Nxd4 exd4 15. Bxd4 Bxa3+ 16. Kb1 Be7 17. e5 Rf7 18. exf6 Bd6 19. f5 Nc6 20. fxg6 hxg6 21. Bb2 Qe8 22. Ne7+ Bxe7 23. fxe7 Rg7 24. Bc4+ d5 25. Bxd5+ 1-0 Bernardo - Bryant, cr 1999.

30. cxb4 axb4 31. Nc2 b3 32. Na1 Nxd4 33. Kc3 c5 34. Nxb3 Rxb3+ 35. Rxb3 0-1 Ramirez - Luzuriaga, cr 2001)

(b) 9. f5 O-O (9. ... gxf5 10. Qh5+ Ke7 11. exf5 Qg8 12. g3 Nc4 13. Bc3 Bc5 14. Nf3 d5 15. Bxc4 dxc4 16. Bb2 Nb4 17. Kd1 Qf7 18. Qxf7+ Kxf7 19. Nh4 Rd8 20. Nc3 b6 21. Re1 Bb7 22. Na4 Bf8 23. Nc3 Bh6 24. Re2 Bg5 25. a3 Na6 26. Rf2 Nc5 27. Rb1 Rd4 28. Nb5 Rd7 29. Nc3 Rad8 30. Bc1 Bxh4 31. gxh4 Rg8 32. Rf1 Rd4 33. h5 Bg2 34. Rf2 Rh4 35. Rb4 a5 36. Rb1 Rxh2 37. Ke1 Nd3+ 38. cxd3 cxd3 0-1 Rosner - Luzuriaga, cr 2001) 10. fxg6 hxg6 11. Qh6 Qe8 12. Nf3 Qf7 13. Nh4 Ne7 14. c3 Bc5 15. d4 Bb6 16. Na3 Qg7 17. Qd2 Qh7 18. g3 g5 19. Nf5 Nxf5 20. exf5 d6 21. g4 Qh4+ 22. Kd1 Bd7 23. Nc2 Rae8 24. Ne3 exd4 25. cxd4 Qh3 0-1 (26. Nd5 Bc6 then the best White has is 27. Nxf6+ Rxf6 28. Qxg5+ Kf7 then White's position is untenable e.g. 29. d5? Ba4+! 30. Kc1 (30. Kd2? Rxe2+ 31. Kc1 Be3+ 32. Kb1 Bc2++) 30. ... Be3+) Bennett Coltharp, 1998.

(5) 7. ... h5: (a) 8. Nf3 d6 9. O-O Bg4 10. fxe5 fxe5 11. Ng5 Na6 12. Bf7+ Kd7 13. Bxg6 Bc5+ 14. Kh1 Nd4 15. Rf7+ Kc8 16. Nc3 b6 17. Nd5 Kb7 18. c3 Ne6 19. Nf3? (19. Re7 Nxg5 20. Qxg5 Rg8 21. d4 exd4 22. cxd4 =) 19. ... Bxf3 20. Qxd8 Bxg2+ 21. Kxg2 Raxd8 22. d4? (22. Rf6 Nf8 23. Bf5 Nh7 24. Rh6 Rdg8+ 25. Kh1 Ng5 26. Rxh8 Rxh8 27. d4 exd4 28. cxd4 and Black's advantage is slight) 22. ... exd4 (23. cxd4 Bxd4 24. Bxd4 Nxd4 and White's endgame task is too much. 23. Rf6 dxc3 24. Bxc3 Nd4 and the same applies) 0-1 Trokenheim - Anderton, 2000. (b) 8. fxe5 fxe5 9. Qg3 Qf6 10. Nf3 h4 11. Bxe5 hxg3 12. Bxf6 Rh5 13. h3 Be7 14. Bxe7 Kxe7 15. Nc3 Nb4 16. Bb3 c6 17. Ne2 d6 18. Nxg3 Rh8 19. O-O Kf6 20. Rae1 Kg7 21. Ng5 Nd7 22. Nf7 1-0 Friberger - Johansson, cr 1993. (6) 7. ... f5? 8. Qxd8+ Kxd8 9. exf5 Re8 10. a3 exf4+ 11. Ne2 Bc5 12. f6 Bd4 13. f7 Bxb2 14. fxe8=Q+ Kxe8 15. Ra2 Be5 16. O-O and White eventually won in Saint Jean - Frignani, cr 2000. (7) 7. ... Bc5!? 8. Nf3 d6 9. Nc3 Na5 10. Be2 O-O 11. Na4 Nd7 12. Rb1 exf4 13. Qxf4 Nb6 14. Nxc5 dxc5 15. Qe3 Qe7 16. Ba3 Re8 17. d3 Na4 18. Qd2 b6 19. c3 Bd7 20. Bd1 Qg7 21. O-O Rad8 22. Qc2 Bc6 23. Be2 b5 24. Rbc1 f5 25. exf5 gxf5 26. Rf2 f4 27. Nh4 Qg5 28. Nf3 Qh6 29. Nd2 Qg6 30. Bf1 Qf5 31. Nb3 Nb7 32. Qd2 f3 33. gxf3 Rd6 34. Rg2+ Rg6 35. Re1 Rxe1 36. Qxe1 Nd6 37. Rxg6+ Qxg6+ 38. Kf2 Qf6 39. Bg2 Nxc3 40. Bxc5 Nxa2 41. Qd2 Nc3 42. Kg1 Nf5 43. Bxa7 Bd5 44. Nc5 Nh4 45. Ne4 Nxe4 46. fxe4 Qa1+ 47. Kf2 Qxa7+ 48. Kg3 Nf5+ 49. Kf4 Qb6 50. Kxf5 Qg6+ 51. Ke5 Bf7 0-1 Reuter - Bass, cr 2000.

8. Nf3 (1) 8. f5: (a) 8. ... gxf5 9. Qh5+ Kd7 10. a3 Ba5 11. Ne2! Qe8 12. Qxf5+ Ke7 13. Qf3 Be6 (13. ... Qg6 14. Nbc3 Be6 15. Nd5+ Bxd5 16. Bxd5 Nd7 17. O-O-O = Nesterovich - Piskunov, Minsk, 1962) 14. Bxe6 Kxe6 15. Qb3+ Kd7 16. Qxb7 Bb6 17. Qxa8 Qg6 18. Nbc3 Qxg2 19. O-O-O Rf8 20. Ng3 Qf2 21. Nd5 Qc5 22. Rhf1 Ke6 23. Nb4 Ne7 24. d4 exd4 25. Bxd4 Qg5+ 26. Kb1 c5 27. Bxf6 Rxf6 28. Qxb8 Kd7 29. Rxf6 Qxf6 30. Rf1 Qd4 31. Qb7+ Ke6 32. Nc6 1-0 Schirmer - Bedbur, cr 1985.

(b) 8 ... Na5 9. Be2 (9. Be6 Bxe6 10. fxe6 Nc4 11. Bc3 Bc5 12. Ne2 O-O 13. Qh3 d5 14. Qd3 c6 15. exd5 cxd5 16. h4 Re8 17. h5 g5 18. Ng3 Rxe6 19. Nf5 Qd7 20. Rf1 b5 21. Nh6+ Kh8 22. Ng4 e4 23. Bxf6+ Rxf6 24. Qc3 d4 25. Nxf6 dxc3 26. Nxd7 Nxd7 27. Ke2 cxd2 28. Nxd2 Nxd2 29. Kxd2 Rc8 30. Rf5 h6 31. c3 b4 32. cxb4 Bxb4+ 33. Ke3 Rc4 34. Rd1 Bc5+ 35. Ke2 Rc2+ 36. Rd2 Rxd2+ 37. 9. … gxf5 10. Qh5+ Ke7 11. a3 Bc5 12. exf5 Qg8 13. g3 Qg5 14. Qxg5 fxg5 15. g4 h5 16. Nc3 hxg4 17. Bxg4 Rf8 18. O-O-O Nc4 19. Nb5 Kd8 20. a4 Bxf5 21. Rf1 Ne3! 22. Ne2 (22. de? Bxe3+ 23. Kd1 Bxg4) 22. ... Nxg4 23. Ng3 Nf2 0-1 Friberger - Nilsson, cr 1993.

Kxd2 Kg8 38. g4 Kg7 39. Rd5 Bb4+ 40. Ke3 Nf6 41. Rb5 a5 0-1 Bielefeld - Rohde, cr 1997)

(c) 8. ... Qe7 9. a3 Bc5 10. Nc3 Qg7 11. Nd5 Rf8 12. fxg6 hxg6 13. Nh3 Nd4 14. Rf1 g5?! [14. ... Nxc2+ looks perfectly sound] 15. Nxg5?! [15. Qh5 =] 15. ... c6?! [Again 15. ... Nxc2 and Black should win] 16. Nxf6+ Rxf6 17. Rxf6 Qxf6 18. O-O-O Ne6 19. Qh5+ Kd8 20. Rf1 Qxg5?! [20. ... Nf4 21. Qh4 Qe7 =/+] 21. Rf8+ and White eventually won in Lamy - Alberny, cr 2001. (2) 8. a3 Ba5 (8. … Bc5 9. Nf3 Nd7 10. f5 Nf8 11. fxg6 Nxg6 12. Qh5 Qd7 13. h3 Qg7 14. Nc3 Bd7 15. Nd5 O-O-O 16. O-O-O Nce7 17. Nxe7+ Qxe7 18. g3 d5 19. Bxd5 Bxa3 20. Rde1 Bxb2+ 21. Kxb2 Qb4+ 22. Bb3 Be6 23. Ra1 Bxb3 24. cxb3 Rd3 25. Qf5+ Kb8 26. Ra3 Rhd8 27. Rd1 Nf4 28. Qxf6 Rxb3+ 29. Rxb3 Nd3+ 30. Ka2 Qa4+ 0-1 Roth - Hecker, cr 1995) 9. f5 Qe7 10. Ne2 (10. g4 Nd4 11. Kd1 Nd7 12. c3 Nb6 13. Ba2 Nc6 14. Nf3 Na4 15. Kc2 Qg7 16. Rf1 Nxb2 17. Kxb2 Bd7 18. d3 O-O-O 19. Nbd2 g5 20. Qg3 Bb6 21. Nc4 Bc5 22. Rae1 h5 23. gxh5 d5 24. exd5 Ne7 25. Nfxe5 Nxf5 26. Rxf5 Bxf5 27. d4 Bxd4 28. cxd4 fxe5 29. Ne3 Bd7 30. dxe5

10. ... gxf5 11. Qh5+ Kd8 12. exf5 Nd7 13. Nbc3 Nb6 14. Nd5 Qe8 15. Qh4?! [15. Qxe8+ Rxe8 16. Nxb6 Bxb6 =/+] 15. ... Nxc4 16. Qxc4 Bxf5 17. Nxf6 Qg6 18. Qh4 Bxc2 19. O-O Bf5 20. d4 Bb6 21. Kh1 h6? [21. ... Kc8 and Black is ahead] 22. Ng3 Bd3 23. Rf3 Bb5 24. a4 Bxa4 25. dxe5 (White might take a risk here and set a trap with 25. Rxa4?! Qb1+? [25. ... Qg5 looks drawish] 26. Rf1 Qxb2 27. Ng8+! Ke8 28. Qh5+ Kd7 29. Qg4+ Ke8 30. Qe6+ Kd8 31. Rf8++) 25. ... Bc2 26. exd6 1-0 (e.g. 26. ... cd?! 27. Nd5+! Kd7 28. Qh3+ Ke8 29. Nxb6 ±) Roldan - Eberly, 1999. Rxh5 31. Ng4 Rdh8 32. Re2 Bxg4 0-1 Roldan - Ampiainen, 1998)

8. ... Nd7 (1) 8. … Qe7 9. O-O Be6 10. Bxe6 Qxe6 11. c3 Ba5

(11. … Bc5+ 12. d4 exd4 13. cxd4 Nxd4 14. Bxd4 Bxd4+ 15. Nxd4 Qe7 16. Nc3 c6 17. Rab1 Na6 18. Rbd1 O-O-O 19. Qh3+ Kb8 20. Qe6 Qc7 21. Qxf6 Qb6 22. Rb1 Qc5 23. Na4 Qc4 24. Rfc1 Qxa4 25. Nxc6+ Ka8 1-0 Bonetti - Sausalito (2100), ICC, 2002)12.

Na3 16. … Nb6

f5 gxf5 13. Qh5+ Qf7 14. Qxf7+ Kxf7 15. exf5 Nd7 16.

(16. … a6 17. Nc4 Bb6+ 18. Nxb6 Nxb6 19. Rae1 Nc4 20. Ba1 Ne7 21. d3 Na3 22. Bb2 1-0 Bonetti -

Extrasolid (2100), ICC, 2002) 17. Rae1 h5 18. Ba1 h4 19. Re2 Rh5 20. h3 Rg8 21. Re4 Ne7 22. Rxh4 Rxf5 23. Rh7+ Rg7 24. Rxg7+ Kxg7 25. Nc2 Ned5 26. h4 Nc4 27. d3 Nce3 28. Nxe3 Nxe3 29. Rf2 Nd5 30. Rc2 Nf4 31. g4 Nh3+ 32. Kg2 Rf4 33. Nh2 Bb6 34. Kxh3 Kg6 35. h5+ Kg5 36. Bb2 Bg1 37. Bc1 Bxh2 38. Rxh2 1-0 Bonetti - cln (2070), ICC, 2002.

(2) 8. … Na5 9. Be2 Bc5 10. Nc3 Be6 (10. … O-O 11. Na4 Nd7 12. Rb1 exf4 13. Qxf4 Nb6 14. Nxc5 dxc5 15. Qe3 Qe7 16. Ba3 Re8 17. d3 Na4 18. Qd2 b6 19. c3 Bd7 20. Bd1 Qg7 21. O-O Rad8 22. Qc2 Bc6 23. Be2 b5 24. Rbc1 f5 25. exf5 gxf5 26. Rf2 f4 27. Nh4 Qg5 28. Nf3 Qh6 29. Nd2 Qg6 30. Bf1 Qf5 31. Nb3 Nb7 32. Qd2 f3 33. gxf3 Rd6 34. Rg2+ Rg6 35. Re1 Rxe1 36. Qxe1 Nd6 37. Rxg6+ Qxg6+ 38. Kf2 Qf6 39. Bg2 Nxc3 40. Bxc5 Nxa2 41. Qd2 Nc3 42. Kg1 Nf5 43. Bxa7 Bd5 44. Nc5 Nh4 45. Ne4 Nxe4 46. fxe4 Qa1+ 47. Kf2 Qxa7+ 48. Kg3 Nf5+ 49. Kf4 Qb6 50. Kxf5 Qg6+ 51. Ke5 Bf7 0-1 Reuter - Bass, cr 2000) 11. Nd5 Nd7 (11. … Bxd5 12. exd5 O-O 13. O-O-O Re8 14. f5 gxf5 15. Bd3 Nd7 16. Bxf5 Re7 17. Rhe1 c6 18. d4 Bb4 19. c3 cxd5 20. cxb4 Nc4 21. dxe5 fxe5 22. Rxd5 Rc8 23. Kb1 Qf8 24. Qg4+ Rg7 25. Qh3 Rc7 26. Ng5 Nf6 27. Ne6 Qb8 28. Nxg7 Kxg7 29. Bc1 Kh8 30. Rd3 d5 31. Bg5 Qf8 32. Bxf6+ Qxf6 33. Bxh7 Kg7 34. Qg4+ Kxh7 35. Rh3+ Qh6 36. Rxh6+ Kxh6 37. Qe6+ Kh7 38. Qxd5 Na3+ 39. Kb2 Nc4+ 40. Kb3 b5 41. Qxb5 a6 42. Qxa6 Nd2+ 43. Ka4 e4 44. Qd6 Rc2 45. Qd5 Kg6 46. Re2 Rb2 47. Rf2 Nf3 48. Qxe4+ Kg5 49. Rxf3 Rxa2+ 50. Kb5 Rxg2 51. Qf4+ Kh5 52. Rh3+ Kg6 53. Rh6+ Kg7 54. Qf6+ Kg8 55. Rh8# 1-0 Bonetti (2387) - Hossa (2545), ICC, 2003) 12.

d4 exd4 13. Nxd4 Bxd4 14. Bxd4 O-O 15. O-O Nc6 16. Bc3 f5 17. Qh6 Rf7 18. exf5 Bxf5 19. Bc4 Qf8 20. Qxf8+ Raxf8 21. Nxc7 Nb6 22. Bxf7+ Rxf7 23. Ne8 Na4 24. Bd2 Bxc2 25. Rac1 Bd3 26. Rf3 Bf5 27. Re3 d5 28. Nd6 Rf6 29. Re8+ Kg7 30. Nxb7 Bd7 31. Re2 Kg8 32. Ree1 a6 33. Kf1 d4 34. Kf2 Rf5 35. Nd6 Rf8 36. a3 Nb2 37. Ke2 Bg4+ 38. Kf1 Bd7 39. Rc2 Nd3 40. Re4 Rb8 41. Be1 Rb1 42. h3 Ra1 43. a4 1/21/2 Bonetti (2391) - thebaron (2657), ICC, 2003.

9. f5 Nf8 9. ... Qe7 10. Nc3 Bxc3 11. Bxc3 Qg7 12. g4 Nb6 13. Bb3 Bd7 14. a4 a5 15. O-O-O O-O-O 16. d4 exd4 17. Nxd4 Nxd4 18. Bxd4 Rhf8 19. g5 gxf5 20. Bxf6 Rxf6 21. gxf6 Qh8 22. exf5 Rf8 23. Rhg1 d5?! [Perhaps 23. ... Bxf5] 24. Rg7 c6 25. Rdg1 c5 26. f7 Bc6 27. f6 h5 28. Qg5 1-0 (e.g. 28. ... Nd7 29. Rg8 Qh7 30. Qg7 Qe4 31. Rxf8+ ±) Sternik - Czech, Rynia, 1990.

10. O-O Qe7 (1) 10. … g5 11. Qh5+ Kd7 12. Be6+ Nxe6 13. fxe6+ Kxe6 14. Nxg5+ Kd7 15. Nf7 Qe7 16. Nxh8 b5 17. Qf5+ Ke8 18. Qf3 Be6 19. a4 Bc5+ 20. Kh1 b4 21. c3 Kd7 22. cxb4 Bxb4 23. Nc3 Rxh8 24. Nd5 Bxd5 25. exd5 Nd4 26. Bxd4 exd4 27. Qg4+ Kd8 28. Rae1 Qf7 29. Qxd4 Bc5 30. Qxf6+ Qxf6 31. Rxf6 a5 32. Rf7 h5 33. Ref1 Bb4 34. Rf8+ Rxf8 35. Rxf8+ Ke7 36. Rh8 Bxd2 37. Rxh5 Kd7 38. Rh7+ Kc8 39. h4 c5 40. dxc6 d5 41. Rd7 1-0 Bonetti - kerims (2000), ICC, 2003. (2) 10. … gxf5 11. Qh5+ Ng6 12. exf5 Nce7 13. fxg6 Nxg6 14. Nh4 Ke7 15. Qh6 Qf8 16. Qxh7+ Rxh7 17. Nxg6+ Ke8 18. Nxf8 Kxf8 19. Rxf6+ Ke7 20. Rf3 Bc5+ 21. Kh1 Bg4 22. Rb3 Rah8 23. h3 b6 24. Nc3 c6 25. Ne4 d5 26. Rg3 Bxh3 27. gxh3 dxe4 28. Kg2 Rd8 29. Bxe5 Rxd2+ 30. Kh1 Rxc2 31. Bg8 Rh5 32. Rg7+ Kf8 33. Rf1+ Rf2 34. Rxf2+ Bxf2 35. Bb3 Rxe5 36. Rf7+ Ke8 37. Rxf2 Kd7 38. Rd2+ Kc7 39. Kh2 e3 40. Re2 Kd6 41. Kg3 Kc5 42. Bc2 Kd4 43. h4 c5 44. Kg4 b5 45. h5 Re6 46. Kg5 Re8 47. h6 c4 48. h7 b4 49. Kf4 b3 50. axb3 cxb3 51. Bf5 Rh8 52. Rxe3 Kc4 53. Rg3 a5 54. Rg8 Rxh7 55. Bxh7 a4 56. Ra8 Kb4 57. Ke3 Ka3 58. Kd4 Kb4 59. Bd3 1-0 Reuter - McGrath, cr 2000.

11. Nc3 Bxc3 12. Bxc3 Bd7 12. ... gf 13. Qh5+ Kd8 14. ef d5 15. Bb3 =.

13. d4 Qg7 13. ... ed 14. Nxd4 Ne5 15. Be2 g5 16. Qh5+ Qf7 17. Qxf7+ Nxf7 =.

14. dxe5 dxe5 (D)

15. Nxe5! Nd8? Not 15. ... fe? 16. f6. With 15. ... Nxe5 the game is approximately equal, e.g. 15. ... Nxe5 16. Bxe5 g5 (16. ... fe? 17. f6 wins the Queen) 17. Qh5+ Kd8 18. Bc3 =.

16. Ng4!! 1-0 The threat is 17. Nxf6+ winning the Queen. If 17. ... Ke7?? 18. Bb4++.

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