[Event "85th Tata Steel Masters 2023"] [White "Praggnanandhaa R"] [Black "Maghsoodloo,Parham"] [Site "Wijk aan Zee"] [Round "11.4"] [Annotator "TA"] [Result "0-1"] [Date "2023.01.27"] [WhiteElo "2684"] [BlackElo "2719"] [PlyCount "104"] [TimeControl "60"] {[%evp 11,104,15,20,-3,12,8,0,0,8,0,0,0,0,0,0,0,0,0,36,26,56,50,58,-43,-29,-23,-22,-20,-13,-20,-24,-30,-17,-25,-27,-43,-41,-304,-294,-350,-329,-316,-282,-272,-236,-195,-112,-276,-287,-373,-357,-366,-357,-367,-358,-406,-408,-633,-485,-717,-697,-918,-909,-1609,-1119,-29975,-716,-703,-668,-643,-613,-593,-598,-1518,-460,-443,-437,-729,-657,-1312,-460,-460,-438,-444,-437,-460,-460,-453,-453,-453,-430,-11252,-7376,-29976,-584]} 1. e4 {[%emt 0:0:40]} c5 {[%emt 0:0:8]} 2. Nf3 {[%emt 0:0:5]} d6 {[%emt 0:0:8]} 3. d4 {[%emt 0:0:5]} cxd4 {[%emt 0:0:5]} 4. Nxd4 {[%emt 0:0:5]} Nf6 {[%emt 0:0:6]} 5. Nc3 {[%emt 0:0:4]} a6 {[%emt 0:1:8]} 6. h3 {[%emt 0:0:22]} e5 $1 {[%emt 0:0:14] The main line 6...e5 scores better than 6...e6.} 7. Nf3 {[%emt 0:0:7] B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Qc7 {[%emt 0:8:37]} 8. Nh2 {[%emt 0:0:30] [#]} Nbd7 $146 {[%emt 0:15:4]} ({Predecessor:} 8... Be6 9. Be2 Nbd7 10. a4 Be7 11. Ng4 Qc6 12. Bf3 O-O 13. O-O b5 14. Ne3 b4 {1-0 Nestorovic,N (2509)-Lazov,T (2279) Paracin Summer op-A 10th 2017 (7.17)} )9. Ng4 {[%emt 0:0:15] The position is equal.} b5 {[%emt 0:3:10]} 10. Ne3 {[%emt 0:0:36]} Nb6 {[%emt 0:3:22]} 11. a3 {[%emt 0:0:25]} Be7 {[%emt 0:7:51]} 12. Bd3 {[%emt 0:1:8]} Be6 {[%emt 0:2:22]} 13. Qf3 {[%emt 0:3:39]} g6 {[%emt 0:2:57]} 14. O-O {[%emt 0:5:42]} Nfd7 {[%emt 0:13:44]} 15. Bd2 {[%emt 0:16:13]} Nc5 {[%emt 0:1:33]} 16. Be2 {[%emt 0:1:25]} O-O {[%emt 0:5:12] [#]} 17. Nf5 {[%emt 0:10:35]} Bxf5 {[%emt 0:2:56]} (17... gxf5 $5 18. exf5 Kh8 $11 )18. exf5 {[%emt 0:0:14] [#]} d5 $1 {[%emt 0:0:15]} 19. Bh6 {[%emt 0:8:50]} (19. Nxd5 $2 Nxd5 20. Bh6 (20. Qxd5 $2 Rad8 $19 )Rfd8 $19 )Rfd8 {[%emt 0:8:46]} 20. Rad1 {[%emt 0:2:14][%cal Rd1d5]} (20. Qg3 $5 )e4 $36 {[%emt 0:0:15][%mdl 2048] Black is pushing.} 21. Qg4 {[%emt 0:4:55]} Nca4 {[%emt 0:6:12]} (21... Qe5 {simplifies} 22. Bf4 Qxf5 23. Qxf5 gxf5 24. Bc7 Nca4 )22. Nxa4 {[%emt 0:12:6]} Nxa4 {[%emt 0:0:7]} 23. fxg6 {[%emt 0:7:29]} hxg6 {[%emt 0:0:14]} 24. f4 $2 {[%emt 0:0:8][%mdl 8192]} (24. Rb1 $15 )Qb6+ $19 {[%emt 0:2:44]} (24... Nxb2 $2 25. Rb1 Qb6+ 26. Kh2 $19 )(24... Qxc2 25. f5 Qc6 26. Rc1 Qb6+ 27. Kh1 Nxb2 28. Rc7 $16 )25. Kh1 {[%emt 0:0:9]} f5 {[%emt 0:0:2]} (25... Nxb2 $2 26. Rb1 f5 27. Qg3 $19 )26. Qg3 {[%emt 0:0:15]} Nxb2 {[%emt 0:0:8]} 27. Rb1 {[%emt 0:3:7]} Nc4 {[%emt 0:1:11]} 28. a4 {[%emt 0:2:9]} Kh7 {[%emt 0:9:53]} ({Black should try} 28... b4 $19 {And now ...Nd2 would win.} 29. Bxc4 dxc4 )29. Bxc4 {[%emt 0:2:45]} (29. Bg5 $17 {is the only way for White.} Bxg5 30. fxg5 )Kxh6 {[%emt 0:0:14]} (29... dxc4 $2 30. Bg5 Bxg5 31. Qxg5 $19 )30. Bb3 {[%emt 0:1:11] White is weak on the dark squares} Rac8 {[%emt 0:3:2]} 31. axb5 {[%emt 0:0:54]} axb5 {[%emt 0:0:6]} 32. Rfd1 {[%emt 0:0:14]} d4 {[%emt 0:0:39]} 33. Qf2 {[%emt 0:0:20]} Rc3 {[%emt 0:0:33]} 34. Ra1 {[%emt 0:1:17]} (34. Ba4 $142 b4 35. Rb2 )Qf6 {[%emt 0:2:32]} 35. Ra7 {[%emt 0:2:42]} (35. Rab1 $142 )Qh4 {[%emt 0:0:35]} 36. Qf1 {[%emt 0:2:51]} d3 {[%emt 0:2:20]} 37. g3 {[%emt 0:5:34] [#]} dxc2 $1 {[%emt 0:5:0]} 38. Rxd8 {[%emt 0:2:32]} (38. gxh4 Rxd1 )Bxd8 {[%emt 0:1:34]} ({Weaker is} 38... c1=R 39. Rh8+ Kg7 40. Rg8+ Kh6 41. Rh8+ Kg7 42. Rg8+ Kh6 43. Rh8+ $11 )(38... c1=Q $142 39. Rd1 Rxg3 40. Rxc1 Rxh3+ 41. Qxh3 Qxh3+ 42. Kg1 Qe3+ 43. Kg2 Qd2+ 44. Kg3 Qxc1 45. Rxe7 Qg1+ 46. Kh3 Qg4+ 47. Kh2 Qxf4+ 48. Kg2 Qg5+ 49. Kf2 Qxe7 50. Bd1 e3+ 51. Ke2 Qe4 52. Bb3 f4 53. Bc2 Qxc2+ 54. Kf3 e2 55. Kf2 Qd2 56. Kg2 e1=Q+ 57. Kh3 Qg3# )39. gxh4 {[%emt 0:1:58]} c1=Q {[%emt 0:0:15]} (39... c1=B 40. Rd7 Rxb3 41. Qxc1 $18 )40. Qxc1 {[%emt 0:0:11]} Rxc1+ {[%emt 0:0:4][%mdl 4096] Endgame KRB-KRB} 41. Kg2 {[%emt 0:50:5]} Bxh4 {[%emt 0:53:27]} 42. Ra6 {[%emt 0:2:40]} Rc3 {[%emt 0:0:27]} (42... Rb1 $142 43. Bf7 Rb2+ 44. Kf1 Rf2+ 45. Kg1 e3 46. Bxg6 e2 47. Bxf5+ Kg7 )43. Be6 {[%emt 0:0:30]} Rc2+ {[%emt 0:0:0]} 44. Kh1 {[%emt 0:0:0]} (44. Kg1 $142 Kg7 45. Ra7+ Kf8 46. Ra2 Rc1+ 47. Kh2 )Bf6 {[%emt 0:0:0] ...e3 is the strong threat.} 45. Bd7 {[%emt 0:0:0]} Kg7 {[%emt 0:0:0]} (45... e3 $142 46. Bxb5 Bd4 )46. Bxb5 {[%emt 0:0:0]} Rf2 {[%emt 0:0:0]} 47. Ra7+ {[%emt 0:0:0]} Kh6 {[%emt 0:0:0]} 48. Ra6 {[%emt 0:0:0]} Bd4 {[%emt 0:0:0]} 49. Be8 {[%emt 0:0:0] [#]} e3 $1 {[%emt 0:0:0][%cal Ye4e3,Ye3e2][%mdl 32]} (49... Rxf4 50. Rxg6+ Kh7 51. Kh2 $17 )50. Rxg6+ {[%emt 0:0:0]} Kh7 {[%emt 0:0:0][%cal Yd4c3]} 51. Rg1 {[%emt 0:0:0]} (51. Re6 $142 e2 52. Bh5 Rf1+ 53. Kg2 )e2 $1 {[%emt 0:0:0][%cal Yf2f1] ( -> ...Rf1!)} ({Not} 51... Rxf4 52. Bb5 $15 )52. Bb5 {[%emt 0:0:0] [#]} Rh2+ $3 {[%emt 0:0:21][%mdl 576] Discovered Attack, Promotion. Excellently played by Maghsoodloo! Weighted Error Value: White=1.05/Black=0.49} 0-1