[Event "FIDE Womens Grand Prix-II 2022-23"] [White "Kosteniuk,Alexandra"] [Black "Tan,Zhongyi"] [Site "Munich"] [Round "4.3"] [Annotator "TA"] [Result "1-0"] [Date "2023.02.05"] [WhiteElo "2519"] [BlackElo "2530"] [PlyCount "67"] [TimeControl "60"] {[%evp 9,67,17,8,2,23,-56,-27,-78,-70,-77,-66,-61,-81,-70,-44,-79,-73,-103,-103,-135,-130,-133,-130,-135,-17,-34,-26,-49,-29,-70,-53,-60,0,-8,0,0,0,0,456,435,651,616,729,700,1184,1185,1179,1169,1081,985,1188,1094,1213,1087,29983,2106,29981,2110,1475,564]} 1. e4 {[%emt 0:0:4]} c5 {[%emt 0:0:8]} 2. Nf3 {[%emt 0:0:6]} g6 {[%emt 0:0:8]} 3. c3 {[%emt 0:0:46]} d5 {[%emt 0:0:15]} 4. e5 {[%emt 0:1:3]} Nc6 {[%emt 0:0:20]} 5. Bb5 {[%emt 0:3:56]} Bg4 {[%emt 0:0:46]} 6. O-O {[%emt 0:7:1] B27: Sicilian: 2 Nf3, unusual Black 2nd moves.} Qb6 {[%emt 0:7:54] [#]} 7. c4 $146 {[%emt 0:3:57]} ({White should try} 7. Bxc6+ $11 bxc6 8. d3 )({Predecessor:} 7. Bxc6+ Qxc6 8. d4 e6 9. h3 Bxf3 10. Qxf3 Ne7 11. Be3 c4 12. Nd2 h5 13. Bg5 {1-0 Mammadova,G (2369)-Movileanu,D (2173) EU-chT (Women) 22nd 2019 (5.4)} )O-O-O {[%emt 0:3:0] White must now prevent ...Nxe5.} 8. Bxc6 {[%emt 0:4:38]} (8. cxd5 $11 Nxe5 9. Be2 Bxf3 10. Bxf3 )Qxc6 $17 {[%emt 0:0:28]} 9. h3 {[%emt 0:0:18] [#]} Be6 {[%emt 0:7:1]} 10. Ng5 {[%emt 0:5:43]} dxc4 {[%emt 0:2:13]} 11. Nxe6 {[%emt 0:2:23]} Qxe6 {[%emt 0:0:6]} 12. Re1 {[%emt 0:3:23]} Nh6 {[%emt 0:8:9]} 13. b3 {[%emt 0:2:53]} Nf5 {[%emt 0:0:58]} 14. Ba3 {[%emt 0:7:24]} b6 {[%emt 0:4:58]} 15. b4 {[%emt 0:4:55]} cxb4 {[%emt 0:7:18]} 16. Bxb4 {[%emt 0:0:14]} Qc6 {[%emt 0:0:20]} (16... Kb8 $17 {...Bh6 would be deadly.} 17. Na3 Bh6 )17. Na3 $1 $11 {[%emt 0:9:18]} Rd4 {[%emt 0:5:17]} 18. Nc2 {[%emt 0:6:2]} Rd3 {[%emt 0:1:5]} (18... Nh4 $5 19. f3 Rd3 $15 )19. Rc1 {[%emt 0:11:5][%cal Ye5e6,Ya1c1,Yc1b1,Yb1b5][%mdl 32]} Bh6 {[%emt 0:2:47]} 20. Qg4 {[%emt 0:4:9]} Kb7 {[%emt 0:1:31]} (20... Bxd2 $2 21. Bxd2 Rxd2 22. Nb4 $18 )(20... Kb8 $15 21. Bc3 a5 )21. Re4 $1 {[%emt 0:4:2]} b5 {[%emt 0:5:38]} (21... Bxd2 $2 22. Bxd2 h5 23. Qf4 Rxd2 24. Rxc4 $18 (24. Nb4 Rxf2 {[%mdl 64] Decoy} 25. Kxf2 Qc5+ 26. Kf1 b5 $18 )(24. Nb4 Rxf2 {[%mdl 64] Decoy} 25. Kxf2 Qc5+ 26. Kf1 b5 $18 ))22. Rb1 {[%emt 0:1:44]} Rc8 {[%emt 0:4:46]} ({Don't do} 22... Bxd2 23. Bxd2 h5 24. Qf4 Rxd2 25. Qxd2 $18 )23. Bc3 {[%emt 0:4:2] And now Nb4 would win.} a5 {[%emt 0:26:17][%mdl 8192] Dodges Nb4} (23... Bxd2 $11 {and Black has nothing to worry.} 24. Nb4 Qb6 25. Nxd3 Bxc3 )24. Na3 $18 {[%emt 0:1:15]} Ka6 {[%emt 0:7:52]} (24... Bxd2 $142 25. Rxc4 (25. Nxb5 Ka6 $17 )Rxc3 26. Rxc6 R3xc6 )25. Rxb5 {[%emt 0:1:20]} ({Stronger than} 25. Nxb5 Bxd2 26. Bxd2 Rxd2 $17 )Rxc3 {[%emt 0:1:28]} 26. dxc3 {[%emt 0:0:24]} Bc1 {[%emt 0:1:29]} 27. Rxc4 {[%emt 0:0:27]} Qxc4 {[%emt 0:0:31]} 28. Rxa5+ {[%emt 0:0:50]} Kxa5 {[%emt 0:0:3]} 29. Nxc4+ {[%emt 0:0:6]} Kb5 {[%emt 0:0:8] [#]} 30. a4+ $1 {[%emt 0:0:38]} Kc5 {[%emt 0:0:4]} (30... Kc6 31. Qd1 )31. Na5 {[%emt 0:0:48] White threatens Qc4+ and mate.} Rb8 {[%emt 0:0:7]} 32. Qc4+ {[%emt 0:0:12]} Kb6 {[%emt 0:0:8]} 33. Qb5+ {[%emt 0:0:7]} (33. Nc6 $142 Kc7 34. Nxb8+ Kxb8 35. Qxf7 Ka7 36. g4 Ba3 37. Qxh7 Ne3 38. fxe3 )Kc7 {[%emt 0:0:12]} 34. Qc6+ {[%emt 0:0:4] Weighted Error Value: White=0.16 (very precise) /Black=0.80} (34. Qc5+ $142 Kd7 35. g4 )1-0