B24: Closed Sicilian: 3 g3 sidelines

1. e4 c5 1... e5 2. Nc3= 2. Nc3 Nc6 3. g3 3. Nf3!?+/= 3... Nf6 4. Bg2 d6 5. d3 g6 6. Be3 Bg7 7. Qd2 Ng4 8. Nge2 O-O 9. O-O e6 Covers d5 10. h3 Nxe3 11. Qxe3 Black has the pair of bishops 11. fxe3 Bd7= 11... Bd7 12. h4 12. Qf4 Qb6=/+ 12... Re8 12... Nd4 13. Rfc1-/+ 13. Rad1 b6 13... Qb6 14. Rb1-/+ 14. Qg5 14. Nb5 Qb8 15. c3 Ne5= 14... Qxg5 15. hxg5 Rad8 15... Nd4 16. Rd2=/+ 16. f4 16. Nb5 Bc8= 16... Nd4=/+ Black threatens to win material: Nd4xc2 17. Rd2 Bc6 18. Re1 d5 18... b5!?=/+ 19. e5= White gets more space 19... Nf5 20. d4 20. g4!? is noteworthy 20... Ne7 21. Nd1+/= 20... h6=/+ 21. g4 White threatens to win material: g4xf5 21... Ne3 Black threatens to win material: Ne3xg4 22. Bf3?? >= 22. gxh6 was possible 22... Bxh6 23. g5=/+ 22... Nc4-+ 23. Rd3 23. Nb1 Nxd2 24. Nxd2 hxg5 25. fxg5 Bf8-+ 23... Nxb2 24. Rd2 24. gxh6 doesn't change the outcome of the game 24... Nxd3 25. cxd3 Bxh6-+ 24... Nc4 25. Rd3 25. Nb1 hardly improves anything 25... hxg5 26. fxg5-+ 25... a6 25... hxg5 seems even better 26. fxg5 Bd7 27. Nxd5 exd5 28. Bxd5-+ 26. Rb1?? White has lost his nerve... understandable when you consider his position 26. gxh6 Bxh6 27. Bg2 g5-+ 26... cxd4 26... >= hxg5 secures the point 27. fxg5 cxd4 28. Nxd4 Bd7-+ 27. Nxd4 Bb7 28. Rb4?? terrible, but the game is lost in any case >= 28. gxh6 Bxh6 29. g5-+ 28... hxg5-+ 29. Na4 29. Rd1 doesn't change anything anymore 29... Rc8 (29... gxf4?! is no comparison 30. Rxc4 Bxe5 31. Rb4-+) 30. Be2 Ne3 31. Rxb6 Rxc3-+ 29... b5 29... >= gxf4!? makes it even easier for Black 30. Nxb6 Nxe5 31. Rd1-+ 30. Nc5 Bc8 31. Nc6 31. a4 does not solve anything 31... Bf8 32. Ndb3 bxa4 33. Rxa4 gxf4-+ 31... gxf4 31... Bf8 and Black can already relax 32. Ne4 dxe4 33. Bxe4 Bxb4 34. Nxd8 gxf4 35. Nc6 Bc5+ 36. Kf1-+ 32. Nxd8 32. Rxc4 does not win a prize 32... bxc4 (32... dxc4?! 33. Rxd8 Rxd8 34. Nxd8=/+) 33. Ra3 Bf8-+ 32... Rxd8 32... >= Bf8 keeps an even firmer grip 33. Nxa6 Rxd8 34. Bxd5 exd5 35. Rxb5 Bxa6 36. Rbxd5-+ 33. Rc3 33. Rbb3-+ otherwise it's curtains at once 33... Bxe5 34. Rd3 34. Rcxc4 cannot change what is in store for ? 34... dxc4 35. Ne4 f5 36. gxf5 exf5-+ 34... Nb2 34... >= Bd6 secures victory 35. Nxa6 Bxa6 36. Rbb3-+ 35. Rdb3 Bd7 35... >= Bd6 ends the debate 36. Nxe6 fxe6 37. Rxb2 Bc5+ 38. Kg2 Bxb4 39. Rxb4-+ 36. Nxa6?? causes even greater problems >= 36. Rxb2 Bxb2 37. Rxb2-/+ 36... Nc4-+ 37. Rd3 37. Rxb5 doesn't improve anything 37... Bxb5 38. Rxb5 Ra8-+ 37... Rc8 37... Ra8 might be the shorter path 38. a4 Rxa6 39. axb5 Ra1+ 40. Kf2-+ 38. a4 38. Bxd5 hoping against hope 38... exd5 39. Rxd5-+ 38... bxa4 39. Bxd5 exd5 40. Rxd5 a3 40... Bd6!? seems even better 41. Rxc4 Annihilates a defender: c4 41... Rxc4 42. Rxd6 Bxg4 43. Rd5-+ 41. Rxd7 a2 42. Rd1 42. Ra4 doesn't do any good 42... Nb6 43. Nb4 Nxa4 44. Nxa2 Rxc2-+ 42... a1=Q 42... Ne3 43. Rf1 Nxf1 44. Ra4-+ 43. Rxa1 Bxa1 44. Nb8 44. Kf2 cannot change destiny 44... g5-+ 44... Ne3 44... Bc3 and Black can already relax 45. Ra4 Nb6 46. Rxf4 Rxb8 47. Kf1-+ 45. Nd7 45. Kf2 is not much help 45... Nxg4+ 46. Kf3 f5-+ 45... Rxc2 46. Rb8+ 46. Rxf4 is the last straw 46... Rd2 47. Ra4-+ 46... Kg7 47. Ne5 Bxe5 48. Rb7 48. Rb3 is no salvation 48... f3 49. Rxe3 Bd4 50. Kh1 Bxe3 51. g5 Bf4 52. Kg1 Bg3 53. Kf1 Rc1# 48... f3 48... f3 49. Rxf7+ Kxf7 50. g5 f2+ 51. Kh1 f1=Q# 0-1 [Fritz 9 (10s)]