[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.1"]
[White "Cheng, Chao Xin"]
[Black "Ryjanova, Julia"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "1806"]
[BlackElo "2288"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,105,16,15,12,20,16,8,2,13,16,10,10,25,-58,-43,-60,-59,-55,-27,-29,-35,-74,-74,-74,-74,-76,-68,-75,-75,-77,-74,-127,-129,-118,-106,-143,-134,-158,-134,-183,-168,-177,-95,-95,-89,-81,-81,-91,-81,-99,-104,-99,-99,-99,-99,-99,-99,-99,-100,-100,-100,-167,-135,-192,-192,-195,-103,-198,-206,-200,-200,-222,-219,-533,-308,-294,-162,-157,0,-280,-257,-245,-138,-152,-162,-571,-571,-572,-558,-561,-560,-550,-441,-541,-489,-29980,-29981,-29976]} 1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:38]} 2. Nf3 {[%emt 0:00:11]} d6 {[%emt 0:00:20]} 3. c3 {[%emt 0:00:13]} Nf6 {[%emt 0:00:20]} 4. Be2 {[%emt 0:00:26]} Bg4 {[%emt 0:00:47]} 5. O-O {[%emt 0:00:48]} e6 {[%emt 0:00:36]} 6. Re1 {[%emt 0:02:01] B50: Sicilian: 2...d6, Miscellaneous.} Nc6 {[%emt 0:02:54]} 7. d3 {[%emt 0:03:07]} Be7 {[%emt 0:01:08]} 8. Bf4 {[%emt 0:03:48] The position is equal.} O-O {[%emt 0:17:24]} 9. h3 {[%emt 0:07:19]} Bh5 {[%emt 0:00:50]} 10. Nbd2 {[%emt 0:00:49]} d5 {[%emt 0:05:38] [#]} 11. e5 $146 {[%emt 0:05:27]} (11. Ne5 $11 Nxe5 12. Bxe5) ({Predecessor:} 11. Qb3 Qb6 12. Qxb6 axb6 13. a4 Bg6 14. Nh4 dxe4 15. Nxg6 fxg6 16. dxe4 Nxe4 17. Nxe4 Rxf4 18. Bc4 {1-0 Dumitrica,S-Gheorghe,N ROM-chT2 email 2006}) 11... Nd7 $15 {[%emt 0:00:24]} 12. d4 {[%emt 0:06:52]} Qb6 $1 {[%emt 0:08:06][%cal Rc5d4]} 13. Qb3 {[%emt 0:07:56]} Bg6 {[%emt 0:14:48][%cal Rc5d4]} 14. Qxb6 {[%emt 0:08:58]} Nxb6 {[%emt 0:14:10]} 15. Bd1 {[%emt 0:09:37] Repels Na4} cxd4 {[%emt 0:05:20]} 16. Nxd4 {[%emt 0:01:03]} Nxd4 {[%emt 0:00:58]} 17. cxd4 {[%emt 0:00:11]} Rfc8 {[%emt 0:00:12]} 18. Bb3 {[%emt 0:07:04]} a5 {[%emt 0:01:03]} 19. a4 {[%emt 0:02:06]} Rc6 {[%emt 0:01:43]} 20. Rac1 {[%emt 0:07:09]} (20. Rec1 $142) 20... Rac8 $1 $17 {[%emt 0:00:48]} 21. Rxc6 {[%emt 0:01:28]} Rxc6 {[%emt 0:00:11]} 22. g3 {[%emt 0:08:14]} Bb4 {[%emt 0:03:53]} 23. Ra1 {[%emt 0:02:47]} Kf8 {[%emt 0:05:35] Black is more active.} 24. Be3 {[%emt 0:04:47]} (24. Rd1 $17) 24... Bc2 $19 {[%emt 0:05:20] ...Bxd2 is the strong threat.} 25. Rc1 {[%emt 0:02:59]} Bxd2 {[%emt 0:00:56]} (25... Bxb3 $19 26. Nxb3 Nxa4 27. Rxc6 bxc6) 26. Rxc2 $17 {[%emt 0:00:29]} Rxc2 {[%emt 0:01:26]} 27. Bxc2 {[%emt 0:00:07]} Bxe3 {[%emt 0:00:09]} 28. fxe3 $19 {[%emt 0:00:06][%mdl 4096] Endgame KB-KN} Nc4 {[%emt 0:00:10][%csl LRb2,LRe3]} 29. Kf2 {[%emt 0:01:00]} Nxb2 {[%emt 0:00:18]} 30. Ke2 {[%emt 0:01:07]} Nc4 {[%emt 0:00:25]} 31. e4 {[%emt 0:03:36]} Nb6 {[%emt 0:02:07]} 32. exd5 {[%emt 0:00:34]} Nxd5 {[%emt 0:00:19]} 33. Bb3 {[%emt 0:00:45]} Ke7 {[%emt 0:02:11]} 34. Kd3 {[%emt 0:00:19]} Kd7 {[%emt 0:05:00]} 35. Bc4 {[%emt 0:02:28]} (35. Bd1 $17) 35... Nc7 $1 {[%emt 0:00:23]} 36. Bb3 {[%emt 0:01:43] [#]} (36. Kc3 $17 {was called for.}) 36... Kc6 $1 {[%emt 0:00:25]} 37. Kc4 {[%emt 0:00:26]} Na8 {[%emt 0:00:39]} (37... Nd5 $19 38. g4 h6) 38. g4 {[%emt 0:00:40]} (38. Bc2 $17 Nb6+ 39. Kc3) 38... Nb6+ {[%emt 0:00:22]} 39. Kd3 {[%emt 0:00:30]} Nd5 {[%emt 0:00:52]} 40. h4 {[%emt 0:00:19]} b5 {[%emt 0:00:40] And now ...Nb6 would win.} 41. g5 $2 {[%emt 0:00:53]} (41. Bd1) 41... g6 {[%emt 0:00:21] Strongly threatening ...Nb6.} 42. Bd1 {[%emt 0:00:30]} Nf4+ {[%emt 0:00:56]} (42... Kb6 $142 43. Bb3 Nf4+ 44. Ke3 Ng2+ 45. Ke4 bxa4 46. Bxa4 Kc7) 43. Ke4 {[%emt 0:00:18] [#]} Nd5 {[%emt 0:00:14]} (43... Nh5 $1 $17 44. Bb3 Ng3+ 45. Kd3 b4) 44. Kd3 $1 {[%emt 0:00:11]} Kb6 {[%emt 0:00:11]} 45. Kd2 {[%emt 0:00:45]} Ne7 {[%emt 0:00:13]} (45... Nf4 $19 46. Bb3 Ng2 47. axb5 Nxh4) 46. h5 {[%emt 0:00:36]} Nf5 {[%emt 0:00:13]} 47. hxg6 $2 {[%emt 0:00:23]} (47. Kd3 {nothing else works.}) 47... hxg6 {[%emt 0:00:08]} ({Stronger than} 47... fxg6 48. Kd3 $17) 48. Kd3 {[%emt 0:00:19]} Ne7 {[%emt 0:00:27]} 49. Kd2 {[%emt 0:00:48]} Nd5 {[%emt 0:00:11]} 50. Kd3 {[%emt 0:00:43]} Nf4+ {[%emt 0:00:19]} 51. Ke4 {[%emt 0:00:19]} Nh3 {[%emt 0:00:19] ( -> ...Nf2+)} 52. d5 {[%emt 0:00:18]} (52. Bb3 $19 Nxg5+ 53. Ke3) 52... Nf2+ {[%emt 0:01:13]} 53. Kd4 {[%emt 0:01:13] Weighted Error Value: White=0.46/Black=0.20 (precise)} 0-1

[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.2"]
[White "Fan, Chloe"]
[Black "Punsalan, Vyanla M"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "1554"]
[BlackElo "1989"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 20,154,52,42,56,35,37,12,19,18,14,7,6,8,22,10,34,37,35,0,0,0,4,0,22,16,31,29,33,0,0,-14,-13,-24,0,0,7,-30,-29,-27,6,0,0,0,0,0,0,-9,0,0,112,-6,-21,-19,-33,-31,-26,-150,-129,-129,-125,-197,-201,-194,-202,-307,-316,-296,-233,-301,-290,-274,-193,-319,-334,-325,-314,-367,-284,-237,-251,-259,-263,-266,-245,-297,-222,-773,-704,-1055,-1184,-1106,-1055,-1285,-634,-2981,-2168,-29964,-29958,-29957,-12837,-29972,-29973,-29973,-29974,-29974,-29974,-29971,-29972,-29976,-29977,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29982,-29980,-29981,-29980,-8,-8,-8,-8,-8,-8,0,0,0,-113,0,0,0,0,0]} 1. e4 {[%emt 0:00:02]} c6 {[%emt 0:00:21]} 2. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:22]} 3. exd5 {[%emt 0:00:09]} cxd5 {[%emt 0:00:16]} 4. Bd3 {[%emt 0:00:09]} Nc6 {[%emt 0:00:36]} 5. c3 {[%emt 0:00:07]} Nf6 {[%emt 0:01:14]} 6. Bf4 {[%emt 0:00:10]} e6 {[%emt 0:02:34]} 7. Nd2 {[%emt 0:01:06]} Bd6 {[%emt 0:01:49]} 8. Bxd6 {[%emt 0:00:42]} Qxd6 {[%emt 0:00:12]} 9. Ngf3 {[%emt 0:00:34]} O-O {[%emt 0:03:58]} 10. O-O {[%emt 0:01:10]} b6 {[%emt 0:03:34]} 11. Re1 {[%emt 0:01:43]} a5 {[%emt 0:05:21] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 12. a4 {[%emt 0:04:16]} Ba6 {[%emt 0:06:29]} 13. Bxa6 {[%emt 0:04:19]} Rxa6 {[%emt 0:00:14]} 14. Ne5 {[%emt 0:01:50] [#]} Ne7 $146 {[%emt 0:02:11]} ({Predecessor:} 14... Raa8 15. Qe2 Qc7 16. Ndf3 Ne4 17. Nxc6 Qxc6 18. Ne5 Qb7 19. Qg4 Rab8 20. Re3 b5 21. Qd1 Qc7 22. Re2 Rfc8 23. Nd3 h6 24. f3 Nd6 25. Nc5 Qc6 {½-½ Deans,M (2217)-Baron,M (2013) GB TT4/D3 email 2017 [2]}) 15. h3 {[%emt 0:02:42]} Rb8 {[%emt 0:04:48]} 16. Qe2 {[%emt 0:09:39]} Ra7 {[%emt 0:03:11][%cal Ba6a7,Ba7c7,Bc7c5][%mdl 32]} 17. Nb1 {[%emt 0:04:16]} Ne8 {[%emt 0:10:02]} 18. Na3 {[%emt 0:05:03] Nb5 would be deadly.} Nc7 {[%emt 0:01:44]} 19. Nb5 {[%emt 0:08:27]} Nxb5 {[%emt 0:00:59]} 20. Qxb5 {[%emt 0:00:15]} f6 {[%emt 0:04:00][%cal Bf7f6,Bf6e5,Be5e4][%mdl 32]} 21. Nf3 {[%emt 0:07:20]} Rc7 {[%emt 0:05:10]} 22. Re2 {[%emt 0:03:24]} Ng6 {[%emt 0:04:44]} 23. g3 {[%emt 0:03:44]} e5 {[%emt 0:03:58]} 24. dxe5 {[%emt 0:02:26]} fxe5 {[%emt 0:00:25]} 25. Rae1 {[%emt 0:05:27][%cal Rf3e5]} e4 {[%emt 0:04:07]} 26. Nd4 {[%emt 0:00:51]} Rc5 {[%emt 0:02:38]} 27. Qb3 {[%emt 0:00:18]} Kh8 {[%emt 0:03:00]} 28. Nb5 {[%emt 0:04:09]} Qd7 {[%emt 0:05:43]} 29. Kg2 {[%emt 0:03:34]} Rf8 {[%emt 0:05:31]} (29... Ne5 $5 {[%cal Rc5c6]}) 30. Rd2 {[%emt 0:09:55] aiming for Rxe4.} Qf7 {[%emt 0:02:41]} 31. Nd4 {[%emt 0:00:50] Repels Qf3+} Qf6 {[%emt 0:02:08]} 32. Qd1 {[%emt 0:03:28]} Ne5 {[%emt 0:03:20] Against f3} 33. Rf1 {[%emt 0:01:41]} Qh6 {[%emt 0:04:50]} 34. Nb3 {[%emt 0:05:41][%csl LRc5,LRd5]} Nc4 {[%emt 0:03:56] [#]} (34... Rc6 $11 {remains equal.}) 35. Rxd5 {[%emt 0:03:19]} (35. Re2 $1 $16 Rcc8 36. Qxd5) 35... Nxb2 $11 {[%emt 0:00:08][%cal Bc4b2,Bb2a4,Ba4c3,Bc3d5][%mdl 32]} 36. Rd8 {[%emt 0:00:35][%cal Rd8f8]} Rc8 {[%emt 0:00:09]} 37. Rxc8 {[%emt 0:00:31]} Rxc8 {[%emt 0:00:03]} 38. Qe2 {[%emt 0:01:05]} (38. Qd7 $11 Rf8 39. Nd4) 38... Nxa4 $17 {[%emt 0:01:14]} 39. Qxe4 {[%emt 0:01:13] Re1 is the strong threat.} Qc6 {[%emt 0:00:08]} 40. Nd2 {[%emt 0:02:37]} (40. Qxc6 $17 Rxc6 41. Re1) 40... Nxc3 $19 {[%emt 0:00:57][%mdl 64] [#] Pin} 41. Qxc6 {[%emt 0:00:07]} Rxc6 {[%emt 0:00:02][%mdl 4096] Endgame KRN-KRN} 42. Re1 {[%emt 0:01:19]} (42. Nb1 {was necessary.} b5 43. Nxc3 Rxc3 44. Rb1) 42... h6 {[%emt 0:00:26]} 43. Nb3 {[%emt 0:00:56]} Rd6 {[%emt 0:01:30] Against Nd4} 44. Rc1 {[%emt 0:00:36]} Rd3 {[%emt 0:00:20]} 45. Rc2 {[%emt 0:00:18] Threatens to win with Nc1.} Nd5 {[%emt 0:00:19]} 46. Nc1 {[%emt 0:00:17]} (46. Nxa5 $142 bxa5 47. Ra2) 46... Rc3 {[%emt 0:00:11]} 47. Rxc3 {[%emt 0:00:07]} Nxc3 {[%emt 0:00:04] KN-KN} 48. Kf3 {[%emt 0:00:16]} Kg8 {[%emt 0:00:45]} 49. Ke3 {[%emt 0:00:11]} Kf7 {[%emt 0:00:45]} 50. Kd4 {[%emt 0:00:19]} Nd1 {[%emt 0:00:19]} 51. Nd3 {[%emt 0:00:44]} Ke6 {[%emt 0:00:30]} 52. Kc4 {[%emt 0:00:26]} Kd6 {[%emt 0:00:09]} 53. Kb5 $2 {[%emt 0:00:49]} (53. f3) 53... Kd5 {[%emt 0:01:19]} ({Inferior is} 53... Kc7 54. Kc4 $17) 54. Kxb6 {[%emt 0:00:29]} a4 {[%emt 0:00:39]} 55. Kb5 {[%emt 0:00:55]} Kd4 {[%emt 0:00:19][%mdl 64] Deflection} 56. Ne1 {[%emt 0:00:55]} Nxf2 {[%emt 0:01:09]} (56... Nb2 $142 57. Nc2+ Kc3) 57. Kxa4 {[%emt 0:00:16]} Nxh3 {[%emt 0:00:06]} 58. Nf3+ {[%emt 0:00:46]} Ke3 {[%emt 0:00:58]} 59. Nh4 {[%emt 0:00:07]} Ke4 {[%emt 0:00:12]} 60. Kb3 {[%emt 0:00:11]} g5 {[%emt 0:00:17]} 61. Ng6 {[%emt 0:00:08]} Kf3 {[%emt 0:00:16]} 62. Ne7 {[%emt 0:00:07]} h5 {[%emt 0:00:21][%cal Bh6h5,Bh5h4,Bh4h3][%mdl 32]} (62... Kxg3 63. Nf5+ Kg4 64. Nxh6+ Kf4 65. Kc3 $15) 63. Nf5 {[%emt 0:00:11]} Kg4 {[%emt 0:00:11]} 64. Ng7 {[%emt 0:00:13]} Ng1 {[%emt 0:00:20]} ({And not} 64... Kxg3 65. Nxh5+ Kg4 66. Ng7 $17) 65. Kc2 {[%emt 0:00:44]} Ne2 {[%emt 0:00:20]} (65... Kxg3 66. Nxh5+ Kf3 67. Nf6 $11) 66. Kd1 {[%emt 0:00:06]} Nxg3 {[%emt 0:00:09]} 67. Ke1 {[%emt 0:00:06]} h4 {[%emt 0:00:23]} 68. Kf2 {[%emt 0:00:13]} h3 {[%emt 0:00:40]} 69. Kg1 {[%emt 0:00:47]} Kf3 {[%emt 0:00:51]} 70. Ne6 {[%emt 0:00:37]} Ne2+ $2 {[%emt 0:01:14]} (70... g4 {mates} 71. Nd4+ Kf4 72. Ne6+ Ke3 73. Kh2 Nf1+ 74. Kg1 h2+ 75. Kh1 g3 76. Ng5 Nd2 77. Kg2 Ne4 78. Nxe4 Kxe4 79. Kh1 Kf4 80. Kg2 h1=R {[%mdl 64] Deflection, Promotion} 81. Kxh1 Kf3 82. Kg1 g2 83. Kh2 Kf2 84. Kh3 g1=Q 85. Kh4 Qg6 86. Kh3 Qh5#) 71. Kh2 $11 {[%emt 0:00:07]} g4 {[%emt 0:00:19]} (71... Kg4 {simplifies} 72. Nxg5 Nf4 73. Nxh3 Nxh3 74. Kh1 Kf3) 72. Ng5+ {[%emt 0:00:21]} Ke3 {[%emt 0:01:21]} 73. Nxh3 $1 {[%emt 0:00:26]} Nf4 {[%emt 0:00:28]} ({Better is} 73... gxh3 $11 74. Kxh3) 74. Nxf4 $17 {[%emt 0:00:46][%mdl 64] Remove Defender} Kxf4 {[%emt 0:00:16]} 75. Kg2 {[%emt 0:00:05][%cal Bh2g2,Bg2g1,Bg1f1][%mdl 32]} g3 {[%emt 0:00:16]} (75... Kg5 $17) 76. Kg1 $11 {[%emt 0:00:09]} Kf3 {[%emt 0:00:19] ( -> ...g2)} (76... Ke3 $5) 77. Kf1 {[%emt 0:00:05]} Ke4 {[%emt 0:00:46] Whites escaped into a draw.   Weighted Error Value: White=0.77/Black=0.20 (precise)} 1/2-1/2

[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.3"]
[White "Zhang, Jasmine Haomo"]
[Black "Vincent Alaina"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "1949"]
[BlackElo "1897"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 9,94,23,83,52,59,57,62,45,59,54,56,61,75,45,39,33,46,44,43,44,51,27,97,93,109,102,117,119,112,95,87,48,48,44,55,0,-14,-199,-193,-221,-198,-332,-319,-316,-302,-322,-326,-461,-477,-561,-459,-762,-752,-1115,-773,-1498,-1457,-29994,-982,-1199,-800,-993,-985,-975,-962,-905,-924,-1045,-1064,-1041,-1000,-1464,-1416,-1354,-1329,-1772,-1733,-29982,-1729,-29991,-29992,-29992,-12834,-12833,-12835,-12833,-12835]} 1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:46]} 2. Bf4 {[%emt 0:00:08]} c5 {[%emt 0:01:46]} 3. d5 {[%emt 0:00:25]} d6 {[%emt 0:00:30]} 4. Nc3 {[%emt 0:00:21]} Bf5 {[%emt 0:00:37]} 5. f3 {[%emt 0:01:46]} Qb6 {[%emt 0:02:13]} (5... e5 $11 6. e4 Bxe4) 6. Rb1 {[%emt 0:01:27] [#] A45: Trompowsky Attack.} g6 $146 {[%emt 0:02:02]} ({Predecessor:} 6... Nbd7 7. e4 Bg6 8. h4 h5 9. Nh3 O-O-O 10. Ng5 Ne5 11. Qd2 Ne8 12. a4 a6 {1-0 Carre,S (2127)-Ferguson,R (2058) Titled Tuesday intern op 01st Mar Early blitz 2022 (4)}) 7. e4 {[%emt 0:01:36]} Bd7 {[%emt 0:00:26]} 8. Bc4 {[%emt 0:07:15] White is slightly better.} Bg7 {[%emt 0:00:43]} ({Don't play} 8... Qb4 9. Qd3 $16) 9. Nge2 {[%emt 0:00:31]} Qb4 {[%emt 0:00:39]} 10. Qd3 {[%emt 0:00:22]} a6 {[%emt 0:00:20] [#] White must now prevent ...b5.} 11. a3 {[%emt 0:02:46]} Qa5 {[%emt 0:00:11]} 12. Bd2 {[%emt 0:00:52][%cal Oa3a4]} Qc7 {[%emt 0:00:43]} 13. a4 {[%emt 0:00:29]} Bc8 {[%emt 0:00:40]} 14. f4 {[%emt 0:04:20]} Nbd7 {[%emt 0:01:08]} 15. Nd1 {[%emt 0:05:05]} h5 {[%emt 0:06:44]} (15... O-O $11) 16. h3 {[%emt 0:00:26]} b6 {[%emt 0:03:41]} 17. O-O {[%emt 0:02:35]} Qa7 {[%emt 0:01:54][%cal Ob6b5]} 18. Bc3 {[%emt 0:04:26]} O-O {[%emt 0:04:46]} 19. Ra1 {[%emt 0:09:29]} Qb7 {[%emt 0:01:28][%cal Ob6b5]} 20. Ne3 {[%emt 0:01:16]} Rb8 $1 {[%emt 0:00:36]} 21. e5 {[%emt 0:02:41]} b5 {[%emt 0:00:15]} 22. Ba2 {[%emt 0:07:40]} (22. exf6 $14 bxc4 23. Qxc4 Bxf6 24. b3) 22... c4 $11 {[%emt 0:00:21]} 23. Nxc4 {[%emt 0:00:11] This move loses the game for White.} (23. Qd4 $11 {and White has nothing to worry.} Nh7 24. axb5 axb5 25. Qe4) 23... bxc4 $19 {[%emt 0:00:17]} 24. Bxc4 {[%emt 0:00:10]} Nc5 {[%emt 0:00:10]} 25. Qd1 {[%emt 0:04:26]} (25. exf6 {was the only chance.} Nxd3 26. fxg7 Nxb2 27. gxf8=Q+ Kxf8 28. Bb3) 25... Nfe4 {[%emt 0:00:22]} 26. Bd4 {[%emt 0:00:09]} Bf5 {[%emt 0:02:16]} 27. b3 {[%emt 0:03:25]} Rfd8 {[%emt 0:02:57]} 28. Nc1 {[%emt 0:02:15]} (28. exd6 {is a better defense.} Bxd4+ 29. Nxd4 Rxd6 30. Nxf5 gxf5 31. Qe1) 28... e6 {[%emt 0:02:15][%cal Be7e6,Be6d5,Bd5c4][%mdl 32]} 29. g4 {[%emt 0:03:36]} exd5 {[%emt 0:00:19]} 30. gxf5 {[%emt 0:01:07]} (30. Bxa6 $142 Qxa6 31. gxf5) 30... dxc4 {[%emt 0:00:19]} 31. e6 {[%emt 0:05:34]} fxe6 {[%emt 0:00:40]} 32. fxg6 {[%emt 0:00:16]} Ng3 {[%emt 0:00:23]} 33. Bxg7 {[%emt 0:02:16]} Qxg7 {[%emt 0:00:18]} (33... Qh1+ $142 34. Kf2 Nce4+ {[%mdl 64] Deflection} 35. Ke3 Nf5+ 36. Ke2 Qg2+ 37. Ke1 Qg3+ 38. Ke2 Qe3#) 34. Rf3 {[%emt 0:00:29]} h4 {[%emt 0:01:08]} 35. Rb1 {[%emt 0:00:43]} Qxg6 {[%emt 0:00:24]} 36. Kh2 {[%emt 0:00:17]} Nce4 {[%emt 0:01:30] Threatens to win with ...Kh7.} 37. Ne2 {[%emt 0:00:55]} Kh7 {[%emt 0:00:46] Strongly threatening ...Rg8.} 38. f5 {[%emt 0:00:53]} exf5 {[%emt 0:00:16]} 39. Nf4 {[%emt 0:00:31]} Qf6 {[%emt 0:00:47] And now ...Rg8 would win.} 40. Nd5 {[%emt 0:05:04]} Qe5 {[%emt 0:01:14] [#] ( -> ...Nf1+)} 41. Rf4 {[%emt 0:00:54] Inhibits Nf1+.} Kg7 {[%emt 0:05:14]} 42. Kg2 {[%emt 0:04:01]} Rg8 {[%emt 0:04:39] ...Kh6 is the strong threat.} 43. bxc4 {[%emt 0:03:24]} Nc3 {[%emt 0:06:49]} (43... Rxb1 $142 44. Qxb1 Ne2 45. Qf1 Nxf4+ 46. Nxf4 Kf7+ 47. Kh2 Rg3 48. Kh1 Nd2 {[%mdl 64] Deflection} 49. Qd1 Qe4+ 50. Kh2 Qxf4 51. Qe2 Nf3+ 52. Qxf3 Qxf3 53. a5 Qg2#) 44. Rg4+ {[%emt 0:04:44]} fxg4 {[%emt 0:01:30]} 45. Qxg4+ {[%emt 0:00:06]} Kh8 {[%emt 0:00:17]} (45... Kh7 $142 46. Rc1 Nge2 47. Nf6+ Qxf6 48. Rf1 Rxg4+ 49. hxg4 h3+ {[%mdl 64] Decoy} 50. Kxh3 Qxf1+ 51. Kh4 Qf4 52. Kh5 Qh6#) 46. Rxb8 {[%emt 0:00:05]} Rxb8 {[%emt 0:00:10]} 47. Qxh4+ {[%emt 0:00:26]} Nh5 {[%emt 0:00:54] Artfully played by Vincent Alaina.   Weighted Error Value: White=1.19/Black=0.57} 0-1

[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.4"]
[White "Zhang, Jilin"]
[Black "Xu, Luna Yuexiu"]
[Result "1-0"]
[ECO "B92"]
[WhiteElo "2212"]
[BlackElo "1446"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

{[%evp 22,71,21,19,56,62,41,40,47,49,47,51,117,119,133,125,128,127,141,134,165,156,234,158,162,151,358,358,346,345,277,221,1481,1456,1328,1095,1755,5614,5465,5485,4978,4994,2998,2933,2221,2178,2171,1966,1516,1357,12831,12311]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:00:05]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:17]} 3. d4 {[%emt 0:00:18]} cxd4 {[%emt 0:00:09]} 4. Nxd4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:13]} 5. Nc3 {[%emt 0:00:06]} a6 {[%emt 0:00:06]} 6. Be2 {[%emt 0:00:33]} e5 {[%emt 0:00:15]} 7. Nb3 {[%emt 0:00:07]} Be7 {[%emt 0:00:06]} 8. O-O {[%emt 0:00:16]} O-O {[%emt 0:00:07]} 9. Kh1 {[%emt 0:03:27]} Be6 {[%emt 0:00:17]} 10. f4 {[%emt 0:03:51]} exf4 {[%emt 0:00:06]} 11. Bxf4 {[%emt 0:00:06]} Nc6 {[%emt 0:00:09]} 12. Nd4 {[%emt 0:00:33]} Qc7 {[%emt 0:03:48] B92: Sicilian Najdorf: 6 Be2.} 13. Nxe6 $1 {[%emt 0:03:26]} fxe6 {[%emt 0:00:08]} 14. Bc4 {[%emt 0:00:09] This pair of bishops is nice.} Nd8 {[%emt 0:01:47] White is slightly better.} 15. Bb3 {[%emt 0:01:11]} Kh8 {[%emt 0:00:28]} 16. Qe2 {[%emt 0:03:08] [#]} e5 $146 {[%emt 0:01:25]} (16... Nd7 $14) ({Predecessor:} 16... Nd7 17. Rad1 Nc5 18. Qg4 b5 19. a3 Rc8 20. Rf3 Nxb3 21. cxb3 Nb7 22. Rh3 Rf6 {1-0 Baze,L-Santiago,R Michigan op USA 1999}) 17. Bg5 $16 {[%emt 0:00:55]} Nc6 {[%emt 0:01:28]} 18. Bxf6 $1 {[%emt 0:07:11]} Bxf6 {[%emt 0:00:18] Black is weak on the light squares} 19. Nd5 {[%emt 0:00:11][%cal Bc3d5,Bd5b6,Bb6d7,Bd7f8,Bf8h7,Bh7f6][%mdl 32]} Qd8 {[%emt 0:00:19]} 20. c3 {[%emt 0:02:01] Inhibits Nd4. White is much more active.} Rc8 {[%emt 0:04:29]} 21. Rf3 {[%emt 0:03:23]} Bg5 {[%emt 0:02:33]} (21... Na5 $16 {was necessary.} 22. Raf1 Nxb3) 22. Raf1 {[%emt 0:01:15]} Rxf3 {[%emt 0:01:51]} 23. Qxf3 {[%emt 0:00:07] Hoping for Qg4.} ({Much worse is} 23. gxf3 $6 h6 $11) 23... Ne7 $2 {[%emt 0:00:58] [#]} (23... Rb8 $16 24. Qg4 Bh6) 24. Nb6 $1 $18 {[%emt 0:06:33][%mdl 512]} Rb8 {[%emt 0:01:12][%cal Oe7g8] [#]} (24... Qxb6 $2 25. Qf8+ $18) 25. Nd7 $1 {[%emt 0:00:22][%mdl 512] Black must now prevent Qg4.} Rc8 {[%emt 0:00:32]} (25... Qxd7 $2 26. Qf8+ $18) 26. Nf8 {[%emt 0:05:12]} Bf6 $2 {[%emt 0:00:51] [#]} (26... Qe8 27. Qh3 h6) 27. Nxh7 $1 {[%emt 0:00:27][%mdl 576] White wants to mate with Qh3. Decoy. White is clearly winning.} Ng8 {[%emt 0:04:11]} 28. Qh5 {[%emt 0:05:05]} Nh6 {[%emt 0:04:11]} 29. Nxf6 {[%emt 0:00:37][%cal Oh5g6] White threatens Qg6! and mate.} Qf8 {[%emt 0:00:09] [#]} 30. Qg6 $1 {[%emt 0:00:35][%csl Gf6][%cal Rg6h7]} gxf6 {[%emt 0:01:35]} 31. Rxf6 {[%emt 0:00:11]} Qg7 {[%emt 0:00:49]} 32. Qxh6+ {[%emt 0:00:11]} Qxh6 {[%emt 0:00:05]} 33. Rxh6+ {[%emt 0:00:05]} Kg7 {[%emt 0:00:07]} 34. Rxd6 {[%emt 0:00:06]} Rf8 {[%emt 0:00:13]} 35. Kg1 {[%emt 0:00:07] Rb6 would be deadly.} Rf4 {[%emt 0:00:28]} 36. Bd5 {[%emt 0:00:08] White took control after the opening. A cool game by Zhang.   Weighted Error Value: White=0.08 (flawless) /Black=0.37} 1-0

[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.5"]
[White "Gratchev, Elizaveta"]
[Black "Middleton, Jody"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "1385"]
[BlackElo "1748"]
[Annotator "NA COMBH"]
[PlyCount "76"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:03]} e6 {[%emt 0:00:10]} 2. d3 {[%emt 0:00:08]} d5 {[%emt 0:00:06]} 3. Nd2 {[%emt 0:00:07]} c5 {[%emt 0:00:14]} 4. Ngf3 {[%emt 0:00:18]} Nc6 {[%emt 0:00:47]} 5. g3 {[%emt 0:00:09]} Bd6 {[%emt 0:00:48]} 6. Bg2 {[%emt 0:00:35]} Nge7 {[%emt 0:00:54]} 7. O-O {[%emt 0:00:16]} O-O {[%emt 0:00:22]} 8. Re1 {[%emt 0:02:54]} Ng6 {[%emt 0:02:09]} 9. h4 {[%emt 0:05:01]} d4 {[%emt 0:06:46]} 10. Nc4 {[%emt 0:03:36]} Bc7 {[%emt 0:00:22]} 11. h5 {[%emt 0:01:03]} Nge5 {[%emt 0:01:10]} 12. h6 {[%emt 0:06:27]} g6 {[%emt 0:03:29]} 13. Ncxe5 {[%emt 0:03:49]} Nxe5 {[%emt 0:00:11]} 14. Bf4 {[%emt 0:02:01]} Nxf3+ {[%emt 0:00:58]} 15. Qxf3 {[%emt 0:00:55]} e5 {[%emt 0:00:28]} 16. Bd2 {[%emt 0:00:38]} Bd6 {[%emt 0:00:55]} 17. Qe2 {[%emt 0:07:25]} Re8 {[%emt 0:04:28]} 18. Rf1 {[%emt 0:01:27]} Bf8 {[%emt 0:05:33]} 19. Rae1 {[%emt 0:06:21]} a5 {[%emt 0:04:10]} 20. Bf3 {[%emt 0:06:10]} Ra6 {[%emt 0:08:05]} 21. Bg4 {[%emt 0:04:51]} f5 {[%emt 0:01:11]} 22. exf5 {[%emt 0:03:41]} gxf5 {[%emt 0:01:07]} 23. Bh5 {[%emt 0:01:25]} Ree6 {[%emt 0:00:17]} 24. Qf3 {[%emt 0:01:25]} Qf6 {[%emt 0:15:35]} 25. g4 {[%emt 0:09:08]} Bxh6 {[%emt 0:05:08]} 26. Bxh6 {[%emt 0:00:52]} Qxh6 {[%emt 0:00:08]} 27. gxf5 {[%emt 0:01:53]} Qg5+ {[%emt 0:10:15]} 28. Kh2 {[%emt 0:00:35]} Qh4+ {[%emt 0:02:36]} 29. Kg2 {[%emt 0:01:40]} Rh6 {[%emt 0:05:54]} 30. Rh1 {[%emt 0:11:03]} Qg5+ {[%emt 0:15:29]} 31. Kf1 {[%emt 0:03:26]} Qxf5 {[%emt 0:00:27]} 32. Qd5+ {[%emt 0:01:49]} Qe6 {[%emt 0:02:04]} 33. Qd8+ {[%emt 0:01:38]} Kg7 {[%emt 0:00:13]} 34. Rg1+ {[%emt 0:00:50]} Rg6 {[%emt 0:00:15]} 35. Bxg6 {[%emt 0:00:41]} Qh3+ {[%emt 0:01:44]} 36. Ke2 {[%emt 0:07:59]} Bg4+ {[%emt 0:00:29]} 37. f3 {[%emt 0:00:26]} Qxf3+ {[%emt 0:00:21]} 38. Kd2 {[%emt 0:01:08]} Qf4+ {[%emt 0:00:07]} 0-1

[Event "Oceania Zonal Women 2023"]
[Site "Melbourne"]
[Date "2023.01.24"]
[Round "3.6"]
[White "Zeng, Vera"]
[Black "Lu, Lillian"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "1527"]
[BlackElo "1689"]
[Annotator "NA COMBH"]
[PlyCount "74"]
[EventDate "2023.01.09"]
[EventType "swiss"]
[EventCountry "AUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:06]} c6 {[%emt 0:00:05]} 3. cxd5 {[%emt 0:00:07]} cxd5 {[%emt 0:00:06]} 4. Nc3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:13]} 5. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:49]} 6. Bf4 {[%emt 0:00:17]} a6 {[%emt 0:00:55]} 7. e3 {[%emt 0:00:17]} e6 {[%emt 0:02:20]} 8. Bd3 {[%emt 0:00:23]} Be7 {[%emt 0:04:10]} 9. O-O {[%emt 0:00:22]} b5 {[%emt 0:00:52]} 10. Rc1 {[%emt 0:01:46]} Bb7 {[%emt 0:00:46]} 11. a3 {[%emt 0:01:00]} b4 {[%emt 0:04:44]} 12. axb4 {[%emt 0:00:48]} Nxb4 {[%emt 0:00:17]} 13. Na4 {[%emt 0:01:48]} Bd6 {[%emt 0:12:34]} 14. Bxd6 {[%emt 0:01:17]} Qxd6 {[%emt 0:00:13]} 15. Nc5 {[%emt 0:00:37]} Bc6 {[%emt 0:02:12]} 16. Ne5 {[%emt 0:01:39]} Nxd3 {[%emt 0:02:15]} 17. Nexd3 {[%emt 0:02:10]} O-O {[%emt 0:01:26]} 18. Qd2 {[%emt 0:01:20]} Bb5 {[%emt 0:02:24]} 19. Ra1 {[%emt 0:01:21]} Ne4 {[%emt 0:00:33]} 20. Qc2 {[%emt 0:01:28]} Rfc8 {[%emt 0:01:29]} 21. b4 {[%emt 0:02:56]} Qb6 {[%emt 0:12:41]} 22. Rfb1 {[%emt 0:00:44]} a5 {[%emt 0:10:50]} 23. bxa5 {[%emt 0:01:47]} Rxa5 {[%emt 0:00:20]} 24. Qb2 {[%emt 0:01:15]} Nd6 {[%emt 0:06:56]} 25. Rxa5 {[%emt 0:02:48]} Qxa5 {[%emt 0:00:05]} 26. Nb7 {[%emt 0:03:29]} Nxb7 {[%emt 0:03:23]} 27. Qxb5 {[%emt 0:00:19]} Qxb5 {[%emt 0:00:34]} 28. Rxb5 {[%emt 0:00:08]} Nd6 {[%emt 0:00:07]} 29. Rc5 {[%emt 0:00:55]} Kf8 {[%emt 0:06:32]} 30. Kf1 {[%emt 0:00:52]} Rb8 {[%emt 0:01:30]} 31. Ke2 {[%emt 0:00:32]} Rb7 {[%emt 0:00:41]} 32. Ra5 {[%emt 0:01:20]} g6 {[%emt 0:02:45]} 33. Kf3 {[%emt 0:01:12]} Kg7 {[%emt 0:01:27]} 34. Nc5 {[%emt 0:00:39]} Re7 {[%emt 0:03:00]} 35. Nd3 {[%emt 0:01:03]} Ne4 {[%emt 0:01:28]} 36. Ke2 {[%emt 0:01:13]} Rc7 {[%emt 0:00:43]} 37. Nc5 {[%emt 0:02:12]} Nd6 {[%emt 0:01:07]} 1/2-1/2

