[Event "WWCCM 2023"] [White "Ju Wenjun"] [Black "Lei Tingjie"] [Site "Shanghai"] [Round "4.1"] [Annotator ""] [Result "1/2-1/2"] [Date "2023.07.09"] [WhiteElo "2566"] [BlackElo "2554"] [PlyCount "125"] 1. d4 {[%emt 0:0:5]} d5 {[%emt 0:0:11]} 2. c4 {[%emt 0:0:5]} e6 {[%emt 0:0:6]} 3. Nf3 {[%emt 0:0:9]} Nf6 {[%emt 0:0:11]} 4. Nc3 {[%emt 0:0:10]} dxc4 {[%emt 0:0:28]} 5. e4 {[%emt 0:1:39]} b5 {[%emt 0:0:6]} 6. e5 {[%emt 0:1:26]} Nd5 {[%emt 0:0:6]} 7. Nxb5 {[%emt 0:0:5]} Nb6 {[%emt 0:0:2]} 8. Be2 {[%emt 0:2:18]} Nc6 {[%emt 0:0:6]} 9. O-O {[%emt 0:1:19]} Be7 {[%emt 0:0:5]} 10. Be3 {[%emt 0:1:59]10.Qd2 gains popularity.} O-O {[%emt 0:0:9]} 11. Nc3 {[%emt 0:1:7]} Rb8 {[%emt 0:0:14]} 12. b3 {[%emt 0:4:33]} cxb3 {[%emt 0:0:9]} 13. axb3 {[%emt 0:0:3]} Bb7 {[%emt 0:0:4]} 14. Qb1 {[%emt 0:2:40]} Nb4 {[%emt 0:0:7]} 15. Ne4 {[%emt 0:6:46][#]} h6 $0 $146 {[%emt 0:0:9]} ({Predecessor:} 15... a6 16. Neg5 g6 17. Rc1 Bc6 18. h4 Bb5 19. Bxb5 axb5 20. h5 Qd7 21. Qe4 N4d5 )16. Rxa7 {[%emt 0:6:51]} N6d5 {[%emt 0:0:37]} 17. Bd2 {[%emt 0:3:10]} Nc6 {[%emt 0:0:7]} 18. Ra1 {[%emt 0:0:29]} Ndb4 {[%emt 0:0:13]} 19. Be3 {[%emt 0:1:27]} Nd5 {[%emt 0:3:7]} 20. Bc1 {[%emt 0:19:38]} Ra8 {[%emt 0:11:15]} 21. Rd1 {[%emt 0:0:16]} Rxa1 {[%emt 0:2:9]} 22. Qxa1 {[%emt 0:0:3]} Ncb4 {[%emt 0:1:5]} (22... Qa8 $5 {[%cal Ra8a1]} 23. Bd2 Qxa1 24. Rxa1 Rd8 $0 $14 )23. Nc5 {[%emt 0:8:37]} Bc6 {[%emt 0:4:42]} 24. Bd2 {[%emt 0:0:12]} Qb8 {[%emt 0:6:51]} 25. Qa5 {[%emt 0:10:54]} Rd8 {[%emt 0:4:37]} (25... Qb6 $5 26. Qxb6 cxb6 $0 $11 )26. Rc1 {[%emt 0:0:21]} Qb6 {[%emt 0:12:6]} 27. Qxb6 {[%emt 0:1:20]} cxb6 {[%emt 0:0:4]} 28. Na6 {[%emt 0:0:9]} Bb7 {[%emt 0:5:37]} 29. Nc7 $1 {[%emt 0:9:46]} g5 {[%emt 0:8:3]} 30. h3 {[%emt 0:1:36]} (30. g3 $0 $14 { should be considered.} )Nf4 {[%emt 0:7:10]} 31. Bxf4 {[%emt 0:0:13]} gxf4 {[%emt 0:0:5]} 32. Nb5 {[%emt 0:0:3]} Bc6 {[%emt 0:2:7]} 33. Kf1 {[%emt 0:2:22]} Kf8 {[%emt 0:7:34]} 34. Rd1 {[%emt 0:3:40]} Ra8 {[%emt 0:7:3]} 35. Nc3 {[%emt 0:0:6]} Na2 {[%emt 0:2:31]} 36. Nxa2 {[%emt 0:3:25]} Rxa2 {[%emt 0:0:4]} 37. Ne1 {[%emt 0:0:25]} Rb2 {[%emt 0:12:24]} 38. Nd3 {[%emt 0:0:4]} Rxb3 {[%emt 0:0:3]} 39. Nxf4 {[%emt 0:0:2]} Ba3 {[%emt 0:0:47]} (39... Bg5 $0 $11 40. Nh5 b5 )40. d5 {[%emt 0:0:0]} exd5 {[%emt 0:0:0]} 41. Nxd5 {[%emt 0:4:58]} Bc5 {[%emt 0:9:47]} 42. Nf6 {[%emt 0:18:5]} Rb2 {[%emt 0:5:15]} 43. f4 {[%emt 0:2:19]} (43. Nd7+ $0 $14 { deserves consideration.} Bxd7 44. Rxd7 )Rb4 {[%emt 0:9:14]} (43... Ba4 $5 {[%cal Ra4d1]} 44. Ra1 Bc6 $0 $11 )44. g3 {[%emt 0:0:7]} Rb3 {[%emt 0:0:17]} 45. Nd7+ {[%emt 0:2:16]} Bxd7 {[%emt 0:3:17]} 46. Rxd7 {[%emt 0:0:4]} Rxg3 {[%emt 0:1:24]} 47. Bg4 {[%emt 0:1:43]} Re3 {[%emt 0:2:42]} 48. Kg2 {[%emt 0:0:57]} Be7 {[%emt 0:3:17]} 49. Rb7 {[%emt 0:0:42]} f6 {[%emt 0:2:58][#]} ({ Black should try} 49... Rb3 $0 $14 )50. e6 {[%emt 0:1:19]} ({ Much worse is} 50. Rxb6 $6 fxe5 51. f5 (51. Rxh6 exf4 52. Re6 Rd3 $0 $11 )Kg7 $0 $11 )(50. Bh5 $1 $16 fxe5 51. f5 )h5 {[%emt 0:0:32]} 51. Bf5 {[%emt 0:0:7]} h4 {[%emt 0:1:15]} 52. Bg4 {[%emt 0:1:43]} Rg3+ {[%emt 0:0:48]} (52... Rb3 $1 $11 { was preferrable.} )53. Kf2 {[%emt 0:0:48]} Bc5+ {[%emt 0:1:46]} (53... Rc3 $0 $14 )54. Kf1 {[%emt 0:1:39]} (54. Ke2 $0 $16 )Be7 $1 {[%emt 0:0:9]} 55. Ke2 {[%emt 0:5:35]} Rb3 $1 {[%emt 0:0:5]} 56. f5 {[%emt 0:0:59]} b5 {[%emt 0:1:52]} 57. Kd2 {[%emt 0:0:38]} b4 {[%emt 0:0:33]} 58. Rb8+ {[%emt 0:0:11]} Kg7 {[%emt 0:0:4]} 59. Re8 {[%emt 0:0:2]} Bd6 {[%emt 0:0:5]} 60. Rd8 {[%emt 0:2:33]} Be7 {[%emt 0:0:48]} 61. Re8 {[%emt 0:2:57]} Bd6 $1 {[%emt 0:0:4]} 62. Rd8 {[%emt 0:0:46]} Be7 $0 $11 {[%emt 0:0:12]} 63. Re8 {[%emt 0:0:34]} 1/2-1/2