A21: English Opening: 1...e5 2 Nc3

1. c4 1. e4 e5= 1... e5 2. Nc3 f5 2... Nf6 3. Nf3 Nc6 4. e3=/+ 3. e3 Nf6 4. d4 e4 Black wins space 5. Nge2 Nc6 6. a3 Covers b4 6... a5 7. d5 White threatens to win material: d5xc6 7. b3 a4 8. Nxa4 d5+/- 7... Ne5= Black threatens to win material: Ne5xc4 8. Nd4 d6 9. Be2 g6 Prevents intrusion on h5 10. O-O Bg7 11. f3 exf3 12. Nxf3 Nfg4 12... Nxf3+ 13. Bxf3 O-O 14. Qe1= 13. Nd4 Qh4 13... O-O 14. e4 Qh4 15. h3= 14. Bxg4 Nxg4 Black has a mate threat 15. Nf3 White threatens to win material: Nf3xh4 15... Qh6? Attacks the backward pawn on e3 15... Qe7 16. e4 Bxc3 (16... <= fxe4 17. Bg5 Nf6 18. Nxe4+/-) 17. bxc3 fxe4= (17... Qxe4?? 18. Re1 O-O 19. Rxe4 fxe4 20. Nd4+-) 16. Qd2?? White loses the upper hand 16. e4 Qh5 17. h3 Ne5+/= 16... Be5?? Pawn h2, live or die!. letting the wind out of his own sails >= 16... O-O=/+ is a viable option 17. h3+/- Nf6 18. Nxe5 dxe5 19. e4 19. Nb5 Ne4 20. Nxc7+ Kd8 21. Nxa8 Nxd2 22. Bxd2 a4+/- 19... Qh4 19... Qxd2 20. Bxd2 f4 21. Kh2+/= 20. Qg5 20. exf5!? gxf5 21. Qe2+/- 20... Qxg5 21. Bxg5 Nh5? 21... Kf7 22. Bxf6 Kxf6 23. Nb5+/= 22. Bd2 22. exf5 h6 23. Nb5 Kd7 24. fxg6 hxg5 25. Rf7+ Kd8 26. Nxc7 Rb8+- 22... Ng3 22... >= Rg8+/- 23. Rae1?? hands over the advantage to the opponent 23. Rfe1 f4 24. Nb5 Kd7+- 23... O-O?? allows the opponent back into the game 23... Nxf1 24. Rxf1 c6 25. exf5 gxf5 26. Na4 cxd5 27. Nb6-/+ 24. exf5?? White has let it slip away >= 24. Rf3 f4 25. Nb5+- 24... Rxf5?? Black is ruining his position. >= 24... Nxf1 25. Kxf1 Bxf5-/+ (25... Rxf5+?! 26. Kg1=) 25. Ne4?? forfeits the clear win >= 25. Rxf5 secures victory 25... Nxf5 26. Rxe5+- 25... Nxe4 25... >= Rxf1+ and Black has prevailed 26. Rxf1 Nxe4-+ 26. Rxe4+/= Bd7? 26... >= Rxf1+!? is the best option Black has 27. Kxf1 Bf5+/= 27. Rfe1+- Re8 27... a4 28. c5+- (28. Rxe5?! Rxe5 29. Rxe5 Re8+/=) 28. Bc3 >= 28. Bxa5 c6 29. d6+- 28... Rg5?? the pressure is too much, Black crumbles >= 28... Rf4+- 29. g4 h5 29... h6 doesn't improve anything 30. Bd2 Kg7 31. Bxg5 hxg5 32. Rxe5 Rxe5 33. Rxe5+- 30. Bd2 1-0 [Fritz 9 (5s)]