[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.04"]
[Round "1.1"]
[White "Meister, Jakob"]
[Black "Kranch, Klaus"]
[Result "1-0"]
[Annotator "TA"]
[ECO "A13"]
[WhiteElo "2418"]
[BlackElo "1851"]
[PlyCount "73"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,73,0,11,-16,10,9,24,27,30,28,17,19,24,16,53,12,11,16,66,77,90,71,219,206,473,479,575,535,558,555,616,645,612,539,595,572,556,502,564,542,789,760,1564,1522,2726,2920,2604,2452,29979,29980,29981,29982,29987,29987,29987,2447,29991,29992]} 1. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:20]} 2. c4 {[%emt 0:00:11]} e6 {[%emt 0:00:23]} 3. e3 {[%emt 0:00:09]} Nf6 {[%emt 0:00:42]} 4. b3 {[%emt 0:00:10]} c6 {[%emt 0:01:24]} 5. Be2 {[%emt 0:00:14]} Be7 {[%emt 0:00:49]} 6. O-O {[%emt 0:00:17]} O-O {[%emt 0:00:08]} 7. Bb2 {[%emt 0:00:10]} Nbd7 {[%emt 0:01:28]} 8. d3 {[%emt 0:00:11]} b6 {[%emt 0:01:59]} 9. Nbd2 {[%emt 0:00:49]} Bb7 {[%emt 0:03:07]} 10. e4 {[%emt 0:00:28] A13: English Opening: 1...e6.} Rc8 {[%emt 0:03:07]} 11. Rc1 $146 {[%emt 0:05:32]} (11. Re1 Qc7 12. Bf1 Rfd8 13. Rc1 dxe4 14. dxe4 c5 15. Qc2 Nf8 16. e5 Ng4 17. Ne4 Ng6 {½-½ Kisadere,K (1809)-Bayram,I (1525) TUR Cup Antalya 2019 (10)}) 11... h6 {[%emt 0:02:33]} 12. Re1 {[%emt 0:09:38] White has an edge.} c5 {[%emt 0:05:26]} 13. cxd5 {[%emt 0:01:35]} exd5 {[%emt 0:00:25]} 14. e5 {[%emt 0:00:03]} Nh7 {[%emt 0:05:03][%cal Bf6h7,Bh7g5,Bg5e6][%mdl 32]} 15. d4 {[%emt 0:01:58]} Ng5 {[%emt 0:04:28]} 16. Nf1 {[%emt 0:05:26][%cal Bd2f1,Bf1e3,Be3f5][%mdl 32]} Ne6 {[%emt 0:02:27]} 17. Ne3 {[%emt 0:04:24]} cxd4 {[%emt 0:07:28]} ({Black should try} 17... Re8 $11) 18. Rxc8 $14 {[%emt 0:00:33]} Qxc8 {[%emt 0:00:09] [#]} 19. Nf5 {[%emt 0:00:37]} Bb4 {[%emt 0:03:15] [#] This move loses the game for Black.} (19... Bc5 $16) 20. a3 $1 $18 {[%emt 0:01:33][%cal Ba2a3,Ba3b4][%mdl 32]} g6 $2 {[%emt 0:14:09]} (20... Bc5 {is a better defense.} 21. b4 (21. Bxd4 Bxa3 22. Qa1 Bb4 $14) (21. N5xd4 Nxd4 22. Bxd4 Bxa3 $11) (21. N3xd4 Qd8 $16) 21... Qc7) 21. Nxh6+ {[%emt 0:01:07]} ({But not} 21. axb4 gxf5 22. Nxd4 (22. Bxd4 Re8 $18) 22... Qd8 23. Nxf5 d4 24. Bxd4 (24. Nxd4 Nf4 $18) 24... Qg5 $18) 21... Kg7 {[%emt 0:00:45]} 22. Nf5+ {[%emt 0:02:02]} gxf5 {[%emt 0:00:19]} 23. axb4 {[%emt 0:00:02]} Rh8 {[%emt 0:05:50][%cal Bf8h8,Bh8h5,Bh5f5,Bf5f7][%mdl 32]} 24. Nxd4 {[%emt 0:01:42]} Kf8 {[%emt 0:05:55]} 25. Nxf5 {[%emt 0:00:53]} Qd8 {[%emt 0:01:07]} 26. Qd2 {[%emt 0:02:55]} d4 {[%emt 0:06:41]} 27. Bf1 {[%emt 0:07:43]} Rh5 {[%emt 0:04:49]} 28. Nxd4 {[%emt 0:01:07][%cal Bf5d4,Bd4e6,Be6f4][%mdl 32]} Qh4 {[%emt 0:02:56][%csl Gh5][%cal Rh4h2]} 29. Nxe6+ {[%emt 0:00:23]} Kg8 {[%emt 0:02:57]} 30. h3 {[%emt 0:00:31]} (30. Qxd7 $2 Qxh2#) 30... Bc8 {[%emt 0:04:01]} 31. Nf4 {[%emt 0:01:29][%cal Oe5e6] Hoping for e6!.} Rf5 {[%emt 0:02:01]} 32. g3 {[%emt 0:01:03]} Qg5 {[%emt 0:01:44]} 33. e6 {[%emt 0:01:13]} fxe6 {[%emt 0:03:07]} 34. Rxe6 {[%emt 0:00:41]} Nf8 {[%emt 0:00:30]} 35. Rc6 {[%emt 0:01:26]} Bd7 {[%emt 0:00:34]} 36. Rd6 {[%emt 0:01:38]} (36. Bc4+ $142 Kh7 37. Rg6 Qxf4 38. Rg7+ (38. gxf4 Re5 39. Rg8 Be6 40. Rxf8 Bxc4 41. Bxe5 Bg8 42. Qd7+ Kg6 43. Qg7+ Kh5 44. Qg5#) (38. Qxf4 Rxf4 39. Rg7+ Kh6 $18) 38... Kh6 39. gxf4 Kh5 40. Bf7+ (40. Rxd7 Nxd7 41. Qxd7 Rxf4 42. Be2+ Kg5 43. Qg7+ Kf5 44. Bg4+ Ke4 45. Qd4#) 40... Kh6 41. Qd4 (41. Qd6+ Ne6 42. Bxe6 Bxe6 43. Qxe6+ Rf6 44. Qxf6+ Kh5 45. Rh7#) 41... Rxf7 42. Rxf7 Kh5 43. Qh8+ Kg6 44. Rf6#) 36... Rf7 {[%emt 0:01:18]} 37. Bc4 {[%emt 0:00:46][%csl LRd7,LRf7] Weighted Error Value: White=0.14 (very precise) /Black=1.36  Mistake:       	---       	Black=3      Inaccurate:     	White=1     	Black=4      OK:         	White=11    	Black=5      Best:        	White=1     	---        Strong:       	White=1     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.04"]
[Round "1.2"]
[White "Bartonek, Rolf"]
[Black "Heinig, Wolfram"]
[Result "0-1"]
[Annotator "TA"]
[ECO "B12"]
[WhiteElo "1849"]
[BlackElo "2196"]
[PlyCount "62"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,62,29,25,27,17,0,0,3,4,0,-8,2,-8,0,-12,-13,-18,-16,-18,-16,-20,-7,-22,5,0,26,-39,0,-41,-28,-20,0,-48,-33,-33,-33,-149,-144,-133,-138,-217,-184,-339,-321,-334,-324,-557,-535,-716,-689,-805,-801]} 1. e4 {[%emt 0:00:06]} c6 {[%emt 0:00:09]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 3. e5 {[%emt 0:00:22]} Bf5 {[%emt 0:00:12]} 4. Bd3 {[%emt 0:00:12]} Bxd3 {[%emt 0:00:24]} 5. Qxd3 {[%emt 0:00:09]} e6 {[%emt 0:00:06]} 6. Nf3 {[%emt 0:00:48]} Qa5+ {[%emt 0:03:14]} 7. Nbd2 {[%emt 0:01:37]} c5 {[%emt 0:04:54] B12: Caro-Kann: Advance Variation.} 8. dxc5 {[%emt 0:06:24]} Bxc5 {[%emt 0:04:26]} 9. c3 {[%emt 0:02:51] [#] Threatens to win with b4.} Qa6 {[%emt 0:02:19] The position is equal.} 10. Qxa6 {[%emt 0:01:55]} Nxa6 {[%emt 0:00:07]} 11. Nb3 $146 {[%emt 0:00:41]} (11. O-O Ne7 12. Nb3 Bb6 13. Nfd4 O-O 14. Bg5 Ng6 15. f4 h6 16. Bxh6 gxh6 17. Kh1 Nc5 18. Nxc5 Bxc5 19. Rae1 Bxd4 20. cxd4 {0-1 Shkolnikov,I-Velikanov,I Internet Section 07A g/8'+2" blitz 2004 (9)}) 11... Bb6 {[%emt 0:01:47]} 12. Nfd4 {[%emt 0:04:05]} Ne7 {[%emt 0:05:12]} 13. Ke2 {[%emt 0:02:12]} Nc6 {[%emt 0:04:47]} 14. Nxc6 {[%emt 0:01:41]} bxc6 {[%emt 0:00:10]} 15. Be3 {[%emt 0:01:06]} Rb8 {[%emt 0:05:19]} 16. Rab1 {[%emt 0:04:32]} Kd7 {[%emt 0:10:14]} 17. Rhd1 {[%emt 0:01:55]} c5 {[%emt 0:07:12]} 18. f4 {[%emt 0:01:49]} Kc6 {[%emt 0:03:31]} 19. Rd2 {[%emt 0:03:51]} (19. Nd2 $11) 19... Rb7 {[%emt 0:01:40]} 20. Kf3 {[%emt 0:11:07]} h5 {[%emt 0:03:18]} 21. g3 {[%emt 0:05:33]} g6 {[%emt 0:01:58]} 22. h3 {[%emt 0:05:53]} (22. Rdd1 $11) 22... Rhb8 {[%emt 0:02:46]} 23. Re2 {[%emt 0:02:32]} c4 {[%emt 0:05:04]} 24. Nd4+ {[%emt 0:01:14]} (24. Bxb6 $15 Rxb6 (24... cxb3 25. Bd4 $11) 25. Nd4+ Kb7 26. Rc2) 24... Bxd4 $17 {[%emt 0:03:30]} 25. Bxd4 {[%emt 0:00:27]} Nc5 {[%emt 0:00:29]} 26. Bxc5 {[%emt 0:00:22]} (26. g4 $17 {was called for.}) 26... Kxc5 {[%emt 0:00:43] KRR-KRR} 27. Rd2 $2 {[%emt 0:02:17] [#]} (27. g4) 27... a5 $19 28. Ke2 {[%emt 0:00:49]} a4 {[%emt 0:06:45]} 29. a3 $2 {[%emt 0:01:54]} (29. Kd1 a3 30. g4) 29... Rb3 {Black is clearly winning.} 30. Kd1 {[%emt 0:00:00]} Rxc3 {[%emt 0:00:49]} 31. Rc1 {[%emt 0:00:19]} Rxg3 {[%emt 0:00:30] Weighted Error Value: White=0.48/Black=0.09 (flawless)   Mistake:       	White=6     	---        Inaccurate:     	White=2     	Black=3      OK:         	White=3     	Black=4      Best:        	---       	Black=3} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.04"]
[Round "1.3"]
[White "Postler, Reinhard"]
[Black "Oppermann, Peter"]
[Result "1-0"]
[Annotator "TA"]
[ECO "C65"]
[WhiteElo "2189"]
[BlackElo "1849"]
[PlyCount "78"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,78,116,111,115,145,149,149,108,108,102,117,105,114,87,124,116,114,114,148,55,97,85,110,118,110,100,119,105,121,117,131,129,186,177,186,179,191,103,90,101,87,52,94,83,116,90,137,122,183,127,154,143,162,165,163,0,168,168,155,127,125,106,296,139,1044,1028,1014,1006,29988,29989,29989]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:18]} 2. Nf3 {[%emt 0:00:05]} Nc6 {[%emt 0:00:13]} 3. Bb5 {[%emt 0:00:06]} Nf6 {[%emt 0:00:28]} 4. d3 {[%emt 0:00:19]} a6 {[%emt 0:00:59]} 5. Bxc6 {[%emt 0:01:03]} bxc6 {[%emt 0:00:58]} 6. Nxe5 {[%emt 0:01:14] C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Bb7 {[%emt 0:03:12]} 7. O-O {[%emt 0:00:30]} d5 {[%emt 0:00:54]} 8. exd5 {[%emt 0:02:50] White is clearly better.} cxd5 {[%emt 0:00:55]} 9. Re1 {[%emt 0:02:07]} Be7 {[%emt 0:01:46][%cal Bf8e7,Be7c5,Bc5d6][%mdl 32]} 10. d4 {[%emt 0:00:41]} O-O {[%emt 0:00:56]} 11. Nd2 $146 {[%emt 0:05:12]} (11. Bg5 Re8 12. Nd2 Qd6 13. c3 Ne4 14. Bxe7 Rxe7 15. f3 Nxd2 16. Qxd2 Rae8 17. Nd3 {1-0 Vo,H-Nguyen T Thu,H VIE-ch U15 Girls 2002 (7)}) 11... c5 {[%emt 0:03:15]} 12. dxc5 {[%emt 0:03:25]} Bxc5 {[%emt 0:00:43]} 13. Nb3 {[%emt 0:01:26]} Bd6 {[%emt 0:01:40]} 14. Bf4 {[%emt 0:02:10]} (14. Bg5 $1 $16) 14... Qc7 {[%emt 0:02:32] [#]} 15. Bg3 $1 {[%emt 0:00:33]} Rfe8 {[%emt 0:01:11]} 16. Nf3 {[%emt 0:01:45]} Bxg3 {[%emt 0:04:00]} 17. Rxe8+ {[%emt 0:03:24]} (17. fxg3 $6 Re4 $11) 17... Rxe8 {[%emt 0:00:11]} 18. hxg3 {[%emt 0:00:06]} (18. fxg3 $6 h6 $14) 18... h6 {[%emt 0:06:36]} 19. c3 {[%emt 0:02:34]} Ne4 {[%emt 0:05:57]} 20. Qd4 {[%emt 0:01:42]} f5 {[%emt 0:03:53]} (20... Qb8 $16 21. Nc5 Bc8) 21. Rc1 $18 {[%emt 0:06:05]} f4 {[%emt 0:10:39] [#]} 22. gxf4 {[%emt 0:00:18]} Qxf4 {[%emt 0:00:47]} 23. c4 {[%emt 0:09:18]} ({Better is} 23. Re1 $18) 23... dxc4 $16 {[%emt 0:04:53]} 24. Qxc4+ {[%emt 0:03:52]} Kh8 {[%emt 0:00:54]} 25. Qd4 {[%emt 0:03:35]} Qb8 {[%emt 0:03:45][%cal Oe4g3]} 26. Re1 {[%emt 0:03:21] Black is weak on the dark squares} Nf6 {[%emt 0:08:11]} 27. Ne5 {[%emt 0:05:08]} Kg8 {[%emt 0:07:43]} (27... Ng4 $142) 28. Nc5 {[%emt 0:04:12]} Bd5 {[%emt 0:08:40]} (28... a5 $16 {was worth a try.} 29. Ncd3 Qd8 30. Qxd8 Rxd8) 29. b3 {[%emt 0:10:07]} (29. Nxa6 $18 Qb7 30. Nc5) 29... Qa8 {[%emt 0:03:29]} 30. f3 {[%emt 0:01:07]} Qc8 {[%emt 0:05:51]} 31. Rc1 {[%emt 0:04:00][%cal Oe5d7]} Qf5 {[%emt 0:02:07]} 32. Re1 {[%emt 0:06:32]} Qc8 $1 {[%emt 0:04:35]} 33. Kf1 {[%emt 0:01:46]} Rd8 {[%emt 0:00:44][%cal Od5f3]} 34. Qf2 {[%emt 0:04:05] White has more active pieces.} Rd6 {[%emt 0:02:01]} 35. Ng6 {[%emt 0:06:28] and Ne7+ would now be decisive Excellent horsemanship.} Kf7 {[%emt 0:01:55]} (35... Qc7 $16) 36. Re7+ {[%emt 0:01:27]} (36. Ne7 $18 {is the precise move to win.} Qb8 37. Nf5) 36... Kxg6 $4 {[%emt 0:00:45][%mdl 8192] This costs Black the game.} (36... Kg8 $16) 37. Qg3+ $18 {[%emt 0:00:03]} Ng4 {[%emt 0:00:09]} 38. Qxd6+ {[%emt 0:00:05]} Kh7 {[%emt 0:00:23]} 39. Qxd5 {[%emt 0:00:29]} Ne3+ {[%emt 0:01:52] Weighted Error Value: White=0.28 (precise) /Black=0.55  Loses game:     	---       	Black=2      Mistake:       	White=4     	Black=3      Inaccurate:     	White=1     	Black=4      OK:         	White=12    	Black=2      Best:        	White=1     	Black=3      Strong:       	White=1     	Black=1} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.04"]
[Round "1.4"]
[White "Krambeer, Bernd"]
[Black "Syre, Christian"]
[Result "0-1"]
[Annotator "NA RC"]
[ECO "B07"]
[WhiteElo "1848"]
[BlackElo "2150"]
[PlyCount "52"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} d6 {[%emt 0:01:37]} 2. d4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:07]} g6 {[%emt 0:00:03]} 4. Bg5 {[%emt 0:00:46]} c6 {[%emt 0:01:28]} 5. a4 {[%emt 0:07:43]} Qa5 {[%emt 0:05:30]} 6. Qd2 {[%emt 0:03:06]} h6 {[%emt 0:00:35]} 7. Bf4 {[%emt 0:10:04]} e5 {[%emt 0:01:48]} 8. Be3 {[%emt 0:02:42]} Ng4 {[%emt 0:00:22]} 9. Bc4 {[%emt 0:11:09]} Bg7 {[%emt 0:07:48]} 10. Nf3 {[%emt 0:02:19]} Nxe3 {[%emt 0:01:31]} 11. fxe3 {[%emt 0:00:31]} O-O {[%emt 0:03:12]} 12. O-O-O {[%emt 0:14:53]} Nd7 {[%emt 0:01:20]} 13. Nh4 {[%emt 0:00:37]} Kh7 {[%emt 0:03:16]} 14. Qf2 {[%emt 0:13:51]} exd4 {[%emt 0:16:14]} 15. exd4 {[%emt 0:02:53]} Nb6 {[%emt 0:11:37]} 16. Bxf7 {[%emt 0:03:39]} Qg5+ {[%emt 0:01:12]} 17. Kb1 {[%emt 0:00:02]} Rxf7 {[%emt 0:00:11]} 18. Qxf7 {[%emt 0:00:11]} Qxh4 {[%emt 0:00:06]} 19. e5 {[%emt 0:02:13]} dxe5 {[%emt 0:11:01]} 20. dxe5 {[%emt 0:00:14]} Qb4 {[%emt 0:15:25]} 21. Na2 {[%emt 0:15:46]} Qc5 {[%emt 0:04:37]} 22. Rhe1 {[%emt 0:04:32]} Bf5 {[%emt 0:01:06]} 23. Rd2 {[%emt 0:00:26]} Nc4 {[%emt 0:04:02]} 24. Rde2 {[%emt 0:02:16]} Rd8 {[%emt 0:03:18]} 25. Nc3 {[%emt 0:01:28]} Qb4 {[%emt 0:01:19]} 26. b3 {[%emt 0:00:33]} Qxb3+ {[%emt 0:00:05]} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.05"]
[Round "2.1"]
[White "Trebbin, Wolfhard"]
[Black "Meister, Jakob"]
[Result "0-1"]
[Annotator "TA"]
[ECO "B13"]
[WhiteElo "1918"]
[BlackElo "2418"]
[PlyCount "32"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,32,-2,0,-37,-37,-29,-16,-35,-21,-51,-34,-37,-37,-72,-54,-60,-57,-57,-63,-224,-229]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:18]} c5 {[%emt 0:00:08]} 3. e3 {[%emt 0:01:13]} cxd4 {[%emt 0:00:28]} 4. exd4 {[%emt 0:00:01]} d5 {[%emt 0:00:11]} 5. Bd3 {[%emt 0:01:43]} Bg4 {[%emt 0:01:02]} 6. c3 {[%emt 0:01:51]} Nc6 {[%emt 0:00:18]} 7. Nbd2 {[%emt 0:03:32]} e6 {[%emt 0:01:01]} 8. Qb3 {[%emt 0:01:13] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Qc7 {[%emt 0:01:03]} 9. O-O {[%emt 0:00:10]} Bd6 {[%emt 0:01:05]} 10. Re1 {[%emt 0:05:57] The position is equal.} O-O {[%emt 0:02:18]} 11. g3 {[%emt 0:04:31]} Rab8 {[%emt 0:02:33]} 12. Kg2 $146 {[%emt 0:04:42]} (12. Nh4 e5 13. dxe5 Nxe5 14. Bf1 Rfe8 15. f4 Ned7 16. Rxe8+ Rxe8 17. Ndf3 Nc5 18. Qc2 {0-1 Farcadi,H (2046)-Dumitru,M (2221) ROM-ch U18 Calimanesti Caciulata 2019 (7)}) 12... b5 {[%emt 0:03:00]} 13. Qc2 {[%emt 0:01:08]} Rfc8 {[%emt 0:04:11][%cal Oc6b4] Black is more active.} 14. h3 {[%emt 0:05:19]} Bh5 {[%emt 0:02:48][%cal Oc6b4]} 15. g4 {[%emt 0:01:53]} Bg6 {[%emt 0:00:17]} 16. Nh4 $2 {[%emt 0:00:34] [#]} (16. Bxg6 $15 hxg6 17. Kg1) 16... Nxd4 $1 {[%emt 0:01:36][%mdl 512] Weighted Error Value: White=0.40/Black=0.04 (flawless)   Loses game:     	White=1     	---        Inaccurate:     	White=2     	---        OK:         	---       	Black=6} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.05"]
[Round "2.2"]
[White "Heinig, Wolfram"]
[Black "Wallmann, Bodo"]
[Result "1-0"]
[Annotator "TA"]
[ECO "E91"]
[WhiteElo "2196"]
[BlackElo "1904"]
[PlyCount "101"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 17,101,80,79,73,81,73,68,74,93,96,93,97,95,89,80,94,96,53,57,50,93,98,103,91,79,41,57,50,131,56,55,48,52,49,76,37,34,27,31,22,22,21,23,0,0,0,0,0,7,0,0,0,74,6,117,112,124,122,122,121,116,122,125,114,125,116,127,113,108,107,127,89,182,178,281,279,291,208,281,279,358,331,368,372,918,918]} 1. d4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:21]} 2. Nf3 {[%emt 0:00:32]} g6 {[%emt 0:00:33]} 3. c4 {[%emt 0:00:14]} Bg7 {[%emt 0:00:09]} 4. Nc3 {[%emt 0:00:14]} d6 {[%emt 0:00:51]} 5. e4 {[%emt 0:00:22]} Nc6 {[%emt 0:01:20]} 6. d5 {[%emt 0:03:08]} Ne5 {[%emt 0:02:21]} 7. Nxe5 {[%emt 0:00:40]} dxe5 {[%emt 0:00:12]} 8. Be2 {[%emt 0:00:54]} O-O {[%emt 0:00:25]} 9. O-O {[%emt 0:01:20]} e6 {[%emt 0:04:01]} 10. Bg5 {[%emt 0:04:23][%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 {[%emt 0:02:20]} 11. Bh4 {[%emt 0:01:13]} g5 {[%emt 0:00:29]} 12. Bg3 {[%emt 0:00:05] White is slightly better.} Ne8 {[%emt 0:02:20]} 13. Rc1 {[%emt 0:06:24]} f5 {[%emt 0:02:48] ...f4 would now be deadly.} 14. dxe6 {[%emt 0:15:36]} Qxd1 {[%emt 0:07:35]} 15. Rfxd1 {[%emt 0:02:30] Black must now prevent exf5.} (15. Rcxd1 Bxe6 16. exf5 Rxf5 $16) (15. Rcxd1 {simplifies} Bxe6 16. exf5 Bxf5 17. c5) 15... Bxe6 {[%emt 0:11:19] And now ...f4 would win.} 16. exf5 {[%emt 0:00:22]} Bxf5 {[%emt 0:00:22]} 17. Bf3 {[%emt 0:02:13]} c6 {[%emt 0:00:36]} 18. Be4 {[%emt 0:01:35]} Be6 {[%emt 0:01:42]} 19. b3 {[%emt 0:04:13]} Nc7 {[%emt 0:02:49]} 20. Na4 {[%emt 0:08:29]} Na6 {[%emt 0:07:07] Inhibits Nc5.} 21. Rd6 {[%emt 0:01:27]} Rfe8 {[%emt 0:01:56]} 22. Rcd1 {[%emt 0:02:00]} Rac8 {[%emt 0:00:33]} (22... Bf8 $14 23. Bg6 Bxd6 24. Bxe8 Bc7) 23. f3 {[%emt 0:04:33] White has more active pieces.} ({Better is} 23. Bg6 $16 Bf7 24. Bf5) 23... Kf7 $14 {[%emt 0:07:20]} 24. h4 {[%emt 0:10:45]} Bf8 {[%emt 0:05:16]} 25. R6d2 {[%emt 0:01:02]} Nc5 {[%emt 0:01:02]} 26. Nxc5 {[%emt 0:08:48]} (26. Bxe5 Nxe4 27. fxe4 b5 $14) 26... Bxc5+ {[%emt 0:00:13]} 27. Bf2 {[%emt 0:00:34]} Bxf2+ {[%emt 0:05:20]} 28. Kxf2 {[%emt 0:00:03]} gxh4 {[%emt 0:02:58]} 29. Rh1 {[%emt 0:01:22]} Rcd8 {[%emt 0:01:25]} 30. Rxd8 {[%emt 0:03:41]} Rxd8 $11 {[%emt 0:00:41][%mdl 4096] Endgame. KRB-KRB} 31. Ke3 {[%emt 0:00:10] Prevents Rd2.} Kf6 {[%emt 0:00:36]} 32. Rxh4 {[%emt 0:00:33]} Kg5 {[%emt 0:00:38]} 33. Rh1 {[%emt 0:01:15]} h5 {[%emt 0:00:59]} 34. g3 {[%emt 0:01:00][%cal Bg2g3,Bg3f4][%mdl 32]} Rd7 {[%emt 0:02:11]} (34... Bf7 $11) 35. Rh2 {[%emt 0:03:40]} (35. f4+ $16 exf4+ 36. gxf4+ Kh6 37. f5) 35... Rd1 {[%emt 0:02:48]} (35... Bf7 $11 {remains equal.}) 36. f4+ $1 $16 {[%emt 0:01:26]} exf4+ {[%emt 0:02:57]} 37. gxf4+ {[%emt 0:00:01]} Kh6 {[%emt 0:03:35]} 38. Bf3 {[%emt 0:01:07][%csl LRd1,LRh5] Prevents Bg4} Re1+ {[%emt 0:01:58]} 39. Kf2 {[%emt 0:00:59]} Ra1 {[%emt 0:00:38]} 40. Rxh5+ {[%emt 0:00:15]} ({Weaker is} 40. Bxh5 Rxa2+ 41. Be2+ Kg7 $15) 40... Kg6 {[%emt 0:00:52]} 41. Ra5 {[%emt 0:32:43]} a6 {[%emt 0:33:07] [#]} 42. Be4+ $1 {[%emt 0:00:59]} Kf6 {[%emt 0:00:27]} 43. Ke3 {[%emt 0:04:56]} Rd1 {[%emt 0:02:45]} 44. Bd3 {[%emt 0:00:30]} Bc8 {[%emt 0:00:47]} (44... Rh1 $16 {keeps fighting.}) 45. Rh5 $18 {[%emt 0:00:31]} Ra1 {[%emt 0:01:54]} (45... Re1+ $142 46. Kd4 Rd1) 46. Rh8 {[%emt 0:01:47]} Bd7 {[%emt 0:01:36]} 47. Rh7 {[%emt 0:01:50]} Bc8 {[%emt 0:00:26] [#]} 48. Rc7 $1 {[%emt 0:01:07]} Bg4 {[%emt 0:00:53]} 49. Rxb7 {[%emt 0:00:00]} Rxa2 {[%emt 0:00:00]} 50. Rc7 {[%emt 0:00:00]} Bd7 $2 {[%emt 0:00:00]} (50... c5 51. Rxc5 Ke7 52. Rc7+ Kd8) 51. Rxd7 {[%emt 0:00:00] Weighted Error Value: White=0.13 (very precise) /Black=0.26 (precise) .  Mistake:       	White=2     	Black=6      Inaccurate:     	White=3     	Black=3      OK:         	White=18    	Black=17     Best:        	White=3     	Black=2      Strong:       	White=2     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.05"]
[Round "2.3"]
[White "Schmidt, Juergen"]
[Black "Postler, Reinhard"]
[Result "0-1"]
[Annotator "TA"]
[ECO "B80"]
[WhiteElo "1908"]
[BlackElo "2189"]
[PlyCount "58"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,58,67,51,72,48,43,29,30,29,56,58,72,40,105,110,96,100,112,94,77,0,0,0,0,-40,-55,-56,-60,-150,-146,-143,-104,-95,-104,-173,-161,-721,-704,-814,-781]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:00:09]} e6 {[%emt 0:00:07]} 3. d4 {[%emt 0:00:09]} cxd4 {[%emt 0:00:01]} 4. Nxd4 {[%emt 0:00:12]} Nc6 {[%emt 0:00:05]} 5. Nc3 {[%emt 0:00:54]} Qc7 {[%emt 0:00:07]} 6. Be3 {[%emt 0:00:29]} a6 {[%emt 0:00:27]} 7. Qd2 {[%emt 0:02:02]} Nf6 {[%emt 0:01:21]} 8. f3 {[%emt 0:00:26]} b5 {[%emt 0:00:19][%cal Bb7b5,Bb5b4][%mdl 32]} 9. g4 {[%emt 0:05:49]} d6 {[%emt 0:09:50]} 10. O-O-O {[%emt 0:05:06]} Be7 {[%emt 0:02:12]} 11. h4 {[%emt 0:05:23]} Nxd4 {[%emt 0:09:44] B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 12. Bxd4 {[%emt 0:04:41]} b4 {[%emt 0:02:44]} 13. Na4 {[%emt 0:06:17]} Rb8 $1 {[%emt 0:06:41] [#] White has an edge.} 14. b3 {[%emt 0:03:26]} e5 {[%emt 0:01:06]} 15. Be3 {[%emt 0:10:27]} a5 {[%emt 0:10:41]} 16. h5 $146 {[%emt 0:11:39] and g5 would now be decisive} (16. Nb2 Be6 17. Bc4 Bc8 18. h5 Nd7 19. g5 Nc5 20. Qg2 Be6 21. g6 Bxc4 22. Nxc4 {1-0 Jelic,I (1953)-Husajina,N (1824) CRO-chT U20 16th 2007 (7)}) 16... Be6 {[%emt 0:01:29]} ({Black should try} 16... h6 $14) 17. g5 $16 {[%emt 0:01:22]} Nd7 {[%emt 0:00:23]} 18. Bh3 {[%emt 0:00:28]} Nc5 {[%emt 0:07:27]} 19. Nxc5 {[%emt 0:10:33]} (19. Bxc5 {simplifies} dxc5 20. Bxe6 fxe6 21. Nb2) 19... dxc5 {[%emt 0:02:05] [#]} 20. g6 {[%emt 0:03:14]} Bxh3 $1 $11 {[%emt 0:04:20]} 21. h6 {[%emt 0:08:38]} fxg6 $1 {[%emt 0:03:05]} 22. Rxh3 {[%emt 0:04:21]} (22. hxg7 $5 Rg8 23. Rxh3 $11) 22... gxh6 {[%emt 0:06:16] ...Rd8 is the strong threat.} 23. Bxh6 {[%emt 0:02:43]} Rd8 {[%emt 0:00:42] Wards off Qd3} 24. Qh2 {[%emt 0:05:15]} (24. Qe2 $15) 24... Rxd1+ $17 {[%emt 0:02:12]} 25. Kxd1 {[%emt 0:00:15]} Bf6 {[%emt 0:01:37] Inhibits Bg7.} 26. Kc1 {[%emt 0:02:37]} c4 {[%emt 0:04:31][%cal Oa5a4]} 27. bxc4 {[%emt 0:02:36]} (27. f4 $17) 27... Qxc4 $19 {[%emt 0:01:50] Black attacks} 28. Rg3 $2 {[%emt 0:02:32]} (28. Kb1) 28... Qxa2 {[%emt 0:03:13]} 29. Qh3 {[%emt 0:02:23]} Ke7 {[%emt 0:20:18] Weighted Error Value: White=0.62/Black=0.10 (very precise)   Mistake:       	White=4     	Black=1      Inaccurate:     	White=2     	Black=1      OK:         	White=5     	Black=5      Best:        	White=1     	Black=3      Strong:       	---       	Black=3} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.05"]
[Round "2.4"]
[White "Syre, Christian"]
[Black "Maetzing, Hans-Dieter"]
[Result "1-0"]
[Annotator "TA"]
[ECO "A48"]
[WhiteElo "2150"]
[BlackElo "1899"]
[PlyCount "47"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,47,19,0,68,70,80,79,189,180,187,184,185,189,210,192,196,172,164,164,182,180,194,181,527,541,545,542,493,413,611,533,29964,29965,5808,5793]} 1. d4 {[%emt 0:00:59]} Nf6 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:01:02]} d6 {[%emt 0:00:27]} 3. h3 {[%emt 0:01:01]} Nbd7 {[%emt 0:00:16]} 4. Bf4 {[%emt 0:04:57]} c6 {[%emt 0:01:54]} 5. e3 {[%emt 0:06:49]} g6 {[%emt 0:01:18]} 6. Be2 {[%emt 0:01:35]} Bg7 {[%emt 0:00:10]} 7. O-O {[%emt 0:00:04]} O-O {[%emt 0:00:06]} 8. c4 {[%emt 0:01:07]} Nh5 {[%emt 0:01:27] A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} (8... e5 $11 9. Bg3 (9. dxe5 Ne4 $11) 9... Ne4) 9. Bh2 $14 {[%emt 0:01:49]} f5 {[%emt 0:02:38]} 10. Nc3 {[%emt 0:03:52]} h6 {[%emt 0:08:24]} (10... e5 $16 {keeps fighting.}) 11. Nh4 $18 {[%emt 0:01:20][%csl LRg6,LRh5]} Qe8 {[%emt 0:13:55] [#]} 12. Nxg6 $1 {[%emt 0:01:30][%mdl 512]} Qxg6 {[%emt 0:00:14]} 13. Bxh5 {[%emt 0:00:20]} Qh7 $146 {[%emt 0:02:14]} (13... Qf6 14. Ne2 e5 15. Rb1 c5 16. dxc5 Nxc5 17. Nc3 Rd8 18. Nd5 Qg5 19. Bg3 Ne4 {1-0 Shendrik,Z (2058)-Khusnutdinova,A RUS-ch (Women) 1st League 61st 2011 (3)}) 14. Qc2 {[%emt 0:05:47]} e5 {[%emt 0:05:25]} 15. dxe5 {[%emt 0:15:47]} dxe5 {[%emt 0:01:35]} 16. Rad1 {[%emt 0:01:09][%cal Ba1d1,Bd1d6,Bd6g6][%mdl 32]} Nf6 {[%emt 0:06:40]} 17. Be2 {[%emt 0:01:31]} Re8 {[%emt 0:02:32]} 18. Rd6 {[%emt 0:06:12]} Nd7 $2 {[%emt 0:05:00]} (18... Qg6 {is more resistant.} 19. Rfd1 e4) 19. Bh5 {[%emt 0:01:53]} Bf8 {[%emt 0:09:32]} 20. Rg6+ {[%emt 0:09:35]} Kh8 {[%emt 0:03:38]} 21. Qxf5 {[%emt 0:02:51]} Re7 {[%emt 0:01:24]} (21... Bg7 $142 22. Qf7 Rf8) 22. Rd1 {[%emt 0:15:07][%cal Od1d7] [#] aiming for Rxd7!.} Rf7 {[%emt 0:01:03]} 23. Bxe5+ {[%emt 0:00:55]} Nxe5 {[%emt 0:00:28]} 24. Qxe5+ {[%emt 0:00:01] Black did not feel at home in the position after the opening.   Weighted Error Value: White=0.15 (very precise) /Black=1.04  Mistake:       	---       	Black=3      Inaccurate:     	---       	Black=1      OK:         	White=7     	Black=4      Best:        	White=2     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.06"]
[Round "3.1"]
[White "Meister, Jakob"]
[Black "Federau, Juergen"]
[Result "1/2-1/2"]
[Annotator "TA"]
[ECO "A25"]
[WhiteElo "2418"]
[BlackElo "2124"]
[PlyCount "90"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,90,7,4,23,14,29,7,43,25,41,31,43,33,47,44,70,74,103,88,93,43,40,45,47,35,39,30,32,39,39,57,44,40,59,36,72,64,91,42,43,47,41,59,130,126,134,137,137,154,280,280,284,280,284,284,393,385,405,177,254,137,276,228,214,205,267,60,41,46,53,35,40,6,8,5,12,0,0]} 1. c4 {[%emt 0:00:02]} e5 {[%emt 0:00:15]} 2. Nc3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:04]} 3. g3 {[%emt 0:00:14]} f5 {[%emt 0:00:30]} 4. Bg2 {[%emt 0:00:13]} Nf6 {[%emt 0:00:15]} 5. d3 {[%emt 0:02:53]} Bb4 {[%emt 0:01:08]} 6. Bd2 {[%emt 0:05:41]} O-O {[%emt 0:00:26]} 7. a3 {[%emt 0:02:02]} Bxc3 {[%emt 0:00:26]} 8. Bxc3 {[%emt 0:00:02]} d6 {[%emt 0:08:17]} 9. b4 {[%emt 0:01:32][%cal Bb2b4,Bb4b5][%mdl 32]} Qe8 {[%emt 0:03:10]} 10. b5 {[%emt 0:00:58]} Ne7 {[%emt 0:01:02]} 11. Nf3 {[%emt 0:12:03]} a6 {[%emt 0:17:49]} 12. a4 {[%emt 0:06:01]} Kh8 {[%emt 0:08:46]} 13. Nd2 {[%emt 0:07:22]} Ng6 {[%emt 0:07:43]} 14. O-O {[%emt 0:04:41]} Ng4 {[%emt 0:06:44]} 15. e3 {[%emt 0:07:04]} h5 {[%emt 0:04:54][%cal Bh7h5,Bh5h4][%mdl 32]} 16. Qe2 {[%emt 0:09:54]} h4 {[%emt 0:02:05]} 17. h3 {[%emt 0:38:08]} (17. Rfb1 $16) 17... Nf6 $14 {[%emt 0:00:24]} 18. Kh2 {[%emt 0:00:00]} axb5 {[%emt 0:10:02]} 19. axb5 {[%emt 0:00:00]} Rxa1 {[%emt 0:00:08]} 20. Rxa1 {[%emt 0:00:00]} hxg3+ {[%emt 0:00:28]} 21. fxg3 {[%emt 0:00:00]} c6 {[%emt 0:01:17]} 22. bxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:09]} 23. Nf3 {[%emt 0:00:00]} Bd7 {[%emt 0:09:02]} 24. Ng5 {[%emt 0:00:00]} Qd8 {[%emt 0:11:39]} 25. Ra7 {[%emt 0:00:00]} Kg8 {[%emt 0:01:40]} 26. d4 {[%emt 0:00:00]} (26. Qa2 $16) 26... e4 {[%emt 0:03:34]} 27. d5 {[%emt 0:00:00]} cxd5 {[%emt 0:00:58]} 28. cxd5 {[%emt 0:00:00][%cal Bc4d5,Bd5e6,Be6e7][%mdl 32]} Qe8 {[%emt 0:00:57]} (28... Qc8 $14 29. Bxf6 Rxf6) 29. Qa2 {[%emt 0:00:00]} Ne5 {[%emt 0:00:16]} 30. Ne6 $1 {[%emt 0:00:00]} Bxe6 {[%emt 0:00:29]} 31. dxe6 {[%emt 0:00:00]} Kh8 {[%emt 0:00:18]} (31... Kh7 $16) 32. Bxe5 $18 {[%emt 0:00:00]} dxe5 {[%emt 0:00:06]} 33. e7 {[%emt 0:00:00]} Rg8 {[%emt 0:00:05]} 34. Bf1 $1 {[%emt 0:00:00] Black must now prevent Bc4.} Qh5 {[%emt 0:00:32][%cal Of5f4]} 35. Be2 {[%emt 0:00:21]} Qh6 {[%emt 0:00:47]} 36. Qd2 {[%emt 0:00:31]} (36. Ra8 $142 {[%cal Oa2g8] White wants to mate with Qxg8+!} Rxa8 37. Qxa8+ Kh7 38. e8=Q (38. e8=R Nxe8 39. Qxe8 Qf6 $18) 38... Nxe8 39. Qxe8) 36... Qg6 {[%emt 0:01:24] [#]} (36... Kh7 {was necessary.} 37. Ra5 Qg6 38. Rxe5 Rb8) 37. Bb5 {[%emt 0:01:12]} (37. Bc4 $1 $18 {[%cal Rc4g8]} Re8 38. Bb5) 37... Nh5 {[%emt 0:00:36]} (37... Kh7 $16) 38. Qf2 {[%emt 0:00:35] Active counter play!} (38. e8=B Qxg3+ (38... Rxe8 $2 39. g4 $18) 39. Kh1 Qf3+ (39... Qxh3+ 40. Qh2 $11) 40. Kh2 Qg3+ 41. Kh1 g6 $11 (41... Qxh3+ 42. Qh2 $11)) 38... Nf6 {[%emt 0:00:09]} 39. Ra6 {[%emt 0:01:29]} Qf7 {[%emt 0:00:45] [#]} 40. Qxf5 $2 {[%emt 0:05:19]} ({Only move:} 40. g4 $1 $18 {[%cal Rg4g5] g5 would now be deadly.} fxg4 41. Rxf6 g3+ 42. Qxg3 (42. Kxg3 gxf6+ 43. Kh2 Qxe7 $11) 42... Qxf6 43. e8=Q (43. e8=R Rxe8 44. Bxe8 Kh7 $18) 43... Rxe8 44. Bxe8) 40... Qxe7 $14 {[%emt 0:00:19]} 41. Bf1 {[%emt 0:30:28]} Rf8 {[%emt 0:06:11] aiming for ...Nh7.} 42. Bg2 {[%emt 0:00:00][%cal Og3g4]} (42. Qg5 $5 Qc5 $8 43. Bg2 $14) 42... Qc5 {[%emt 0:01:28]} 43. Re6 {[%emt 0:00:00]} (43. Bxe4 Qxe3 44. Bg2 Qd4 $11) 43... Qxe3 {[%emt 0:01:41] The position is equal.} 44. Rxe5 {[%emt 0:00:00]} Rd8 {[%emt 0:08:46]} 45. Rc5 {[%emt 0:00:00]} Qd4 {[%emt 0:05:15] Black defended with fortune.   Weighted Error Value: White=0.27 (precise) /Black=0.30.  Missed win:     	White=1     	---        Mistake:       	White=4     	Black=4      Inaccurate:     	White=1     	Black=7      OK:         	White=5     	Black=9      Best:        	White=2     	Black=4      Strong:       	White=2     	---} 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.06"]
[Round "3.2"]
[White "Glatthor, Thomas"]
[Black "Heinig, Wolfram"]
[Result "0-1"]
[Annotator "TA"]
[ECO "D79"]
[WhiteElo "1990"]
[BlackElo "2196"]
[PlyCount "74"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 19,74,-12,1,-45,-15,-10,-10,-25,-24,-114,-49,-55,-34,-189,-192,-197,-160,-221,-189,-193,-199,-184,-170,-165,-131,-132,-134,-288,-260,-260,-259,-246,-181,-175,-182,-256,-179,-362,-323,-367,-364,-352,-315,-412,-388,-506,-468,-379,-433,-506,-462,-571,-568,-549,-555,-524,-450]} 1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:18]} 2. Nf3 {[%emt 0:00:12]} g6 {[%emt 0:01:05]} 3. g3 {[%emt 0:00:19]} Bg7 {[%emt 0:01:06]} 4. Bg2 {[%emt 0:00:04]} O-O {[%emt 0:00:21]} 5. O-O {[%emt 0:00:07]} d5 {[%emt 0:02:02]} 6. c4 {[%emt 0:01:00]} c6 {[%emt 0:00:34]} 7. cxd5 {[%emt 0:00:17]} cxd5 {[%emt 0:00:07]} 8. Nc3 {[%emt 0:00:10]} Ne4 {[%emt 0:01:24]} 9. Qb3 {[%emt 0:05:21]} Nxc3 {[%emt 0:00:28]} 10. Qxc3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:51]} 11. Bf4 {[%emt 0:00:35]} (11. Ne5 $11 {should be considered.}) 11... Bf5 {[%emt 0:02:46]} 12. Ne5 {[%emt 0:05:29]} Rc8 {[%emt 0:01:08][%cal Ba8c8,Bc8c6,Bc6e6,Be6e2,Be2b2][%mdl 32]} 13. Nxc6 {[%emt 0:02:04] The position is equal.} Rxc6 {[%emt 0:01:01]} 14. Qe3 {[%emt 0:00:04] [#]} (14. Qb3 $11 {remains equal.}) 14... Qd7 {[%emt 0:03:32]} (14... e6 $1 $17 {White must now prevent ...Qb6.} 15. Rac1 Qb6 16. Rxc6 bxc6) 15. Rac1 {[%emt 0:01:49]} Rfc8 {[%emt 0:01:50]} 16. Bh6 $2 {[%emt 0:07:23] [#]} ({White should play} 16. Rxc6 $15 Rxc6 17. Qa3) 16... Re6 $1 $19 {[%emt 0:08:22]} 17. Rxc8+ {[%emt 0:03:46]} Qxc8 {[%emt 0:00:02]} 18. Rc1 {[%emt 0:00:26]} (18. Qc1 $17 {keeps fighting.} Qxc1 (18... Rxe2 $2 19. Qxc8+ Bxc8 20. Be3 $19) 19. Bxc1) 18... Qd7 {[%emt 0:09:29]} ({Not} 18... Rxe3 19. Rxc8+ Bxc8 20. Bxe3 $11) 19. Qf4 {[%emt 0:03:37] White wants to mate with Qb8+.} Bxh6 {[%emt 0:01:44]} ({Stronger than} 19... Rxe2 20. Qb8+) 20. Qxh6 {[%emt 0:06:23]} Rxe2 {[%emt 0:00:37]} 21. Qf4 {[%emt 0:00:55]} Rxb2 {[%emt 0:02:56]} 22. Qb8+ {[%emt 0:01:52]} Kg7 {[%emt 0:00:06]} 23. Qxa7 $2 {[%emt 0:06:31] This move loses the game for White.} (23. Qe5+ $17 f6 24. Qxd5) 23... Qe6 {[%emt 0:10:59] Strongly threatening ...Qe2. White is weak on the light squares} 24. Qa3 {[%emt 0:05:37]} Qe2 $40 {[%emt 0:01:59][%csl LRa2,LRf2][%mdl 128] Black attacks with force.} 25. Qe3 {[%emt 0:00:39]} Qxe3 {[%emt 0:11:26]} ({Much less strong is} 25... Rxa2 26. Bxd5 Qxe3 27. fxe3) 26. fxe3 {[%emt 0:00:05][%mdl 4096] Endgame. KRB-KRB} e6 {[%emt 0:00:20]} 27. Rc7 {[%emt 0:03:11]} (27. a4 $142) 27... Bd3 {[%emt 0:00:46][%cal Ob7b5]} 28. Rc3 $2 {[%emt 0:02:17]} (28. a4) 28... Bc4 {[%emt 0:01:49]} 29. a3 {[%emt 0:00:04]} f5 {[%emt 0:01:27]} 30. Bf3 {[%emt 0:02:28]} Kf6 {[%emt 0:01:22]} 31. h3 {[%emt 0:01:41]} b5 {[%emt 0:01:11]} 32. Bg2 {[%emt 0:05:06]} e5 {[%emt 0:02:14]} 33. dxe5+ {[%emt 0:01:03]} Kxe5 {[%emt 0:00:03]} 34. h4 {[%emt 0:02:35] Black is clearly winning.} h6 {[%emt 0:00:47]} 35. Bf3 {[%emt 0:03:23]} d4 {[%emt 0:01:46]} 36. exd4+ {[%emt 0:00:18]} Kxd4 {[%emt 0:00:01]} 37. Rc1 {[%emt 0:00:17]} Rb3 {[%emt 0:00:39][%csl LRa3,LRf3] Weighted Error Value: White=0.54/Black=0.17 (very precise) .  Mistake:       	White=6     	Black=1      Inaccurate:     	White=2     	Black=2      OK:         	White=9     	Black=10     Best:        	White=1     	Black=3      Strong:       	---       	Black=1} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.06"]
[Round "3.3"]
[White "Postler, Reinhard"]
[Black "Bornschein, Burkhard"]
[Result "1-0"]
[Annotator "TA"]
[ECO "B33"]
[WhiteElo "2189"]
[BlackElo "1949"]
[PlyCount "61"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,60,24,0,55,42,60,70,136,121,132,127,129,139,127,108,118,94,105,124,154,140,393,376,567,543,541,525,437,435,1134,1100,1169,1155,2108,920,29989,29990,29991,29991,29994,29995,29999]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:05][%cal Bg1f3,Bf3d4,Bd4b5,Bb5a3,Ba3c2][%mdl 32]} Nc6 {[%emt 0:00:05]} 3. d4 {[%emt 0:00:07]} cxd4 {[%emt 0:00:12]} 4. Nxd4 {[%emt 0:00:01]} Nf6 {[%emt 0:00:10]} 5. Nc3 {[%emt 0:00:09]} e5 {[%emt 0:00:19]} 6. Ndb5 {[%emt 0:00:07]} d6 {[%emt 0:00:09]} 7. Bg5 {[%emt 0:00:18]} a6 {[%emt 0:00:17]} 8. Na3 {[%emt 0:00:08]} b5 {[%emt 0:00:21][%cal Bb7b5,Bb5b4][%mdl 32]} 9. Nd5 {[%emt 0:00:09]} Be7 {[%emt 0:00:06]} 10. Bxf6 {[%emt 0:00:37]} Bxf6 {[%emt 0:00:07]} 11. c4 {[%emt 0:00:30]} Qa5+ {[%emt 0:36:16]} (11... b4 $11 12. Nc2 O-O) 12. Qd2 $14 {[%emt 0:05:34]} b4 {[%emt 0:03:31]} 13. Nc2 {[%emt 0:01:52] Excellent horsemanship.} Rb8 {[%emt 0:00:28]} (13... Bd8 $14) 14. Nxf6+ $16 {[%emt 0:05:31]} gxf6 {[%emt 0:00:07] [#]} 15. b3 $1 {[%emt 0:01:42]} (15. Qxd6 $2 {loses.} b3+ 16. Qd2 bxc2 $19) 15... Qc5 {[%emt 0:01:34]} 16. Rd1 {[%emt 0:01:28]} Ke7 {[%emt 0:02:57]} 17. Ne3 {[%emt 0:00:39]} Be6 {[%emt 0:00:55]} 18. Be2 {[%emt 0:02:08]} h5 {[%emt 0:02:42]} 19. O-O {[%emt 0:01:49]} Nd4 {[%emt 0:05:37] [#]} 20. Kh1 $1 {[%emt 0:04:00]} f5 $2 {[%emt 0:08:10][%mdl 8192] Black cannot hold the game after this.} (20... Rbg8 $16 {keeps fighting.}) 21. exf5 $18 {[%emt 0:07:16]} Nxf5 {[%emt 0:01:39]} (21... Bxf5 {was called for.} 22. Nxf5+ Nxf5 23. Qg5+ Ke6 24. Bxh5 f6) 22. Nxf5+ {[%emt 0:00:48]} Bxf5 {[%emt 0:00:51]} 23. Qg5+ {[%emt 0:04:09]} Ke6 {[%emt 0:00:14]} 24. Bf3 {[%emt 0:00:13] Inhibits Be4. Hoping for Bd5+.} ({Resist} 24. Bxh5 f6 $18) 24... Bg6 {[%emt 0:02:00]} (24... Bg4 $142 25. Bxg4+ hxg4 26. Qxg4+ Ke7 27. Qg5+ Ke6) 25. Rd5 {[%emt 0:00:49][%cal Bd1d5,Bd5e5,Be5e7][%mdl 32]} Qc7 {[%emt 0:03:06] [#]} 26. c5 $1 {[%emt 0:04:03][%mdl 512]} Rbd8 {[%emt 0:05:21]} (26... dxc5 27. Re1) 27. Re1 {[%emt 0:02:09]} (27. cxd6 $142 Qxd6 28. Rxd6+ Rxd6 29. Re1) 27... Rhe8 {[%emt 0:03:09]} 28. cxd6 {[%emt 0:00:32] White mates.} Qc3 {[%emt 0:02:04]} 29. Rdxe5+ {[%emt 0:01:46]} Kd7 {[%emt 0:01:27]} 30. Re7+ {[%emt 0:00:42]} (30. Bxh5 $2 {gets mated.} Qxe1+ 31. Rxe1 Rxe1#) 30... Kxd6 {[%emt 0:05:11]} 31. Qd5# {[%emt 0:00:11] Weighted Error Value: White=0.06 (flawless) /Black=0.68.  Loses game:     	---       	Black=1      Mistake:       	---       	Black=3      OK:         	White=5     	Black=1      Best:        	White=4     	Black=2      Strong:       	White=1     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.06"]
[Round "3.4"]
[White "Matitschka, Heinz"]
[Black "Syre, Christian"]
[Result "1-0"]
[Annotator "TA"]
[ECO "A56"]
[WhiteElo "1943"]
[BlackElo "2150"]
[PlyCount "69"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,69,90,80,96,75,82,68,76,67,95,82,75,83,85,77,81,78,88,61,100,97,99,91,114,-4,41,26,115,77,147,95,110,91,186,163,245,221,316,312,640,739,741,641,1329,1284,1645,1597,1582,1113,1749,1673,1629,1621,1812,1826,1896,1888,1754,1759,1508,1202]} 1. d4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:09]} c5 {[%emt 0:01:29]} 3. d5 {[%emt 0:00:17]} e5 {[%emt 0:00:08]} 4. Nc3 {[%emt 0:00:45]} d6 {[%emt 0:00:03]} 5. e4 {[%emt 0:00:56]} Be7 {[%emt 0:04:00]} 6. Nge2 {[%emt 0:01:20][%cal Bg1e2,Be2g3,Bg3f1,Bf1e3][%mdl 32]} h5 {[%emt 0:06:51][%cal Bh7h5,Bh5h4][%mdl 32] A56: Czech Benoni.} 7. Ng3 {[%emt 0:06:10]} g6 {[%emt 0:02:22]} 8. Be2 {[%emt 0:02:03]} Nbd7 {[%emt 0:16:19] White is slightly better.} 9. Bd2 {[%emt 0:04:55]} Nh7 $146 {[%emt 0:11:12]} (9... a6 10. a3 Nh7 11. Nf1 Bg5 12. Ne3 b6 13. g3 h4 14. Ng2 h3 15. Ne3 O-O {0-1 Joly,L (2160)-Syska,A (2243) FRA-chT2 East 0607 2006 (7.4)}) 10. Qa4 {[%emt 0:10:30]} h4 {[%emt 0:07:25]} 11. Nf1 {[%emt 0:01:56] White is much more active.} Bg5 {[%emt 0:00:23]} 12. Ne3 {[%emt 0:08:35]} O-O {[%emt 0:00:17] Black is weak on the light squares} 13. O-O-O {[%emt 0:05:41]} a6 {[%emt 0:03:53]} 14. g3 {[%emt 0:01:26]} b5 {[%emt 0:15:04]} 15. cxb5 {[%emt 0:03:02]} Nb6 {[%emt 0:00:35]} 16. Qb3 {[%emt 0:07:19]} axb5 {[%emt 0:04:11]} 17. Nxb5 {[%emt 0:06:16]} (17. Bxb5 $16 Ba6 18. Rhf1) 17... Nf6 {[%emt 0:04:34]} 18. f3 {[%emt 0:02:05][%cal Bf2f3,Bf3f4,Bf4f5][%mdl 32]} Ne8 {[%emt 0:04:20]} (18... Nh5 $11) 19. Rhg1 {[%emt 0:07:36]} Kh8 {[%emt 0:02:19]} (19... Ba6 $142) 20. Rdf1 {[%emt 0:05:11]} (20. gxh4 $142 Bxh4 21. Kb1) 20... Bh3 $16 {[%emt 0:11:33]} 21. Rf2 {[%emt 0:04:05]} Bd7 {[%emt 0:01:09]} (21... c4 $16 22. Nxc4 (22. Bxc4 $2 {is the wrong capture.} Bxe3 23. Bxe3 Nxc4 $19) 22... Nxc4 23. Bxc4 Qb6 24. Bxg5 Qxf2) 22. f4 $18 {[%emt 0:01:36]} Bf6 {[%emt 0:00:04]} (22... Be7 {might work better.} 23. Kb1 Nf6) 23. f5 {[%emt 0:02:36]} Bxb5 {[%emt 0:00:46]} (23... c4 $142 24. Bxc4 gxf5) 24. Bxb5 {[%emt 0:01:24]} Nc7 $2 {[%emt 0:00:29] [#]} (24... c4 25. Bxc4 (25. Nxc4 Nxc4 26. Qxc4 Bg5 $18) 25... Bg7) 25. Bc6 {[%emt 0:02:27][%csl LRa8,LRb6] White is clearly winning.} Rb8 {[%emt 0:00:07]} 26. Qd1 {[%emt 0:03:12]} Bg5 {[%emt 0:03:00]} 27. gxh4 {[%emt 0:02:34]} Bf4 {[%emt 0:00:07]} 28. fxg6 {[%emt 0:01:30]} fxg6 {[%emt 0:00:02]} 29. Rxg6 {[%emt 0:03:43]} Qxh4 {[%emt 0:00:01] [#]} 30. Rxf4 $1 {[%emt 0:02:22]} Rxf4 {[%emt 0:01:49]} 31. Nf5 {[%emt 0:00:07]} Rxf5 {[%emt 0:00:12]} 32. exf5 {[%emt 0:00:45] and Rh6+ should not be overlooked} Qc4+ {[%emt 0:00:43]} 33. Kb1 {[%emt 0:01:19][%cal Rd1h5]} Qe4+ {[%emt 0:00:43]} 34. Ka1 {[%emt 0:00:26]} Qxf5 {[%emt 0:00:03]} 35. Qg1 {[%emt 0:00:24] Weighted Error Value: White=0.16 (very precise) /Black=0.89  Mistake:       	White=2     	Black=6      Inaccurate:     	White=2     	Black=3      OK:         	White=5     	Black=5      Best:        	---       	Black=1} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.07"]
[Round "4.1"]
[White "Heinig, Wolfram"]
[Black "Ahlberg, Matthias"]
[Result "1/2-1/2"]
[Annotator "NA RC"]
[ECO "D13"]
[WhiteElo "2196"]
[BlackElo "2067"]
[PlyCount "25"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:11]} c6 {[%emt 0:00:02]} 2. c4 {[%emt 0:00:33]} d5 {[%emt 0:00:03]} 3. Nf3 {[%emt 0:00:20]} Nf6 {[%emt 0:00:09]} 4. cxd5 {[%emt 0:00:44]} cxd5 {[%emt 0:00:03]} 5. Nc3 {[%emt 0:00:10]} Nc6 {[%emt 0:00:18]} 6. Bf4 {[%emt 0:00:15]} Bg4 {[%emt 0:00:51]} 7. Ne5 {[%emt 0:01:42]} Bd7 {[%emt 0:01:56]} 8. e3 {[%emt 0:00:48]} a6 {[%emt 0:01:00]} 9. Bd3 {[%emt 0:04:22]} e6 {[%emt 0:01:08]} 10. O-O {[%emt 0:08:17]} Be7 {[%emt 0:00:45]} 11. Rc1 {[%emt 0:00:43]} Rc8 {[%emt 0:03:09]} 12. Nxd7 {[%emt 0:08:30]} Nxd7 {[%emt 0:03:27]} 13. Qe2 {[%emt 1:10:25]} 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.07"]
[Round "4.2"]
[White "Matitschka, Heinz"]
[Black "Postler, Reinhard"]
[Result "0-1"]
[Annotator "NA RC"]
[ECO "D46"]
[WhiteElo "1943"]
[BlackElo "2189"]
[PlyCount "74"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:08]} d5 {[%emt 0:00:11]} 2. c4 {[%emt 0:00:10]} c6 {[%emt 0:00:09]} 3. Nf3 {[%emt 0:00:25]} Nf6 {[%emt 0:00:09]} 4. e3 {[%emt 0:00:30]} e6 {[%emt 0:00:16]} 5. Nbd2 {[%emt 0:00:42]} Nbd7 {[%emt 0:00:54]} 6. Bd3 {[%emt 0:00:29]} Bd6 {[%emt 0:00:08]} 7. e4 {[%emt 0:01:03]} dxe4 {[%emt 0:02:20]} 8. Nxe4 {[%emt 0:00:17]} Nxe4 {[%emt 0:02:12]} 9. Bxe4 {[%emt 0:00:10]} Nf6 {[%emt 0:03:01]} 10. Bc2 {[%emt 0:00:24]} c5 {[%emt 0:07:09]} 11. O-O {[%emt 0:06:25]} cxd4 {[%emt 0:09:08]} 12. Bg5 {[%emt 0:07:26]} h6 {[%emt 0:17:06]} 13. Bh4 {[%emt 0:08:13]} Bd7 {[%emt 0:06:43]} 14. Re1 {[%emt 0:07:23]} Qb6 {[%emt 0:07:56]} 15. b4 {[%emt 0:17:35]} Qxb4 {[%emt 0:20:52]} 16. Nxd4 {[%emt 0:08:06]} O-O-O {[%emt 0:07:47]} 17. Rb1 {[%emt 0:06:45]} Qa5 {[%emt 0:02:11]} 18. Qf3 {[%emt 0:02:57]} Qc7 {[%emt 0:00:02]} 19. Bxf6 {[%emt 0:12:04]} gxf6 {[%emt 0:00:03]} 20. Be4 {[%emt 0:00:09]} b6 {[%emt 0:02:50]} 21. c5 {[%emt 0:05:09]} Bxc5 {[%emt 0:00:46]} 22. Rec1 {[%emt 0:00:42]} Ba4 {[%emt 0:02:11]} 23. Nc6 {[%emt 0:10:53]} f5 {[%emt 0:03:04]} 24. Rxc5 {[%emt 0:00:56]} bxc5 {[%emt 0:00:29]} 25. Nxa7+ {[%emt 0:02:33]} Qxa7 {[%emt 0:00:16]} 26. Bb7+ {[%emt 0:00:04]} Kd7 {[%emt 0:01:07]} 27. Qa3 {[%emt 0:01:36]} Ke7 {[%emt 0:01:04]} 28. Bc6 {[%emt 0:00:32]} Rb8 {[%emt 0:00:07]} 29. Rxb8 {[%emt 0:00:35]} Rxb8 {[%emt 0:00:04]} 30. h3 {[%emt 0:00:12]} Rb4 {[%emt 0:00:05]} 31. Bf3 {[%emt 0:00:48]} Rb1+ {[%emt 0:00:20]} 32. Kh2 {[%emt 0:01:09]} Qc7+ {[%emt 0:00:11]} 33. g3 {[%emt 0:00:00]} Bd7 {[%emt 0:00:21]} 34. Qe3 {[%emt 0:00:00]} Rb2 {[%emt 0:01:20]} 35. Kg2 {[%emt 0:00:00]} Qd6 {[%emt 0:00:14]} 36. Qxh6 {[%emt 0:01:23]} Qd4 {[%emt 0:00:09]} 37. Qg5+ {[%emt 0:00:31]} Kd6 {[%emt 0:00:02]} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.07"]
[Round "4.3"]
[White "Schubert, Hans Joachim"]
[Black "Meister, Jakob"]
[Result "1/2-1/2"]
[Annotator "TA"]
[ECO "B32"]
[WhiteElo "2064"]
[BlackElo "2418"]
[PlyCount "163"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,162,1,-10,18,6,7,18,33,19,27,33,39,15,14,21,31,0,0,0,10,0,20,-22,-24,-21,-16,-20,12,0,27,27,27,27,29,27,27,27,27,0,27,0,27,27,27,27,27,27,27,0,27,27,47,27,30,0,52,58,63,63,62,62,80,0,0,0,0,0,0,0,0,0,0,0,0,-74,-64,-89,-73,-67,11,-6,0,-3,8,10,8,8,8,8,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,8,8,8,10,15,0,0,0,17,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:01:56]} 2. Nf3 {[%emt 0:00:15]} Nc6 {[%emt 0:00:23]} 3. d4 {[%emt 0:00:06]} cxd4 {[%emt 0:00:09]} 4. Nxd4 {[%emt 0:00:07]} e5 {[%emt 0:00:32]} 5. Nb3 {[%emt 0:00:29]} Nf6 {[%emt 0:00:11]} 6. Bg5 {[%emt 0:01:26]} h6 {[%emt 0:00:21] B32: Sicilian: Löwenthal and Kalashnikov Variations.} 7. Bxf6 {[%emt 0:01:06]} Qxf6 {[%emt 0:00:08]} 8. a3 {[%emt 0:03:01]} Qg6 {[%emt 0:05:28]} 9. Nc3 {[%emt 0:02:12]} Be7 {[%emt 0:04:12]} 10. Qd3 {[%emt 0:01:02]} O-O {[%emt 0:00:58]} 11. Qg3 $146 {[%emt 0:00:16]} (11. O-O-O Rd8 12. Nd5 Bf8 13. f3 Ne7 14. Ne3 d6 15. g4 Nc6 16. h4 a6 17. Be2 {0-1 Merz,N (1644)-Reznik,L (1863) Mecklenburg VP LL2 West 0708 2007 (6.5)}) 11... Qxg3 {[%emt 0:01:05]} 12. hxg3 {[%emt 0:00:19]} d6 {[%emt 0:00:19]} 13. Bc4 {[%emt 0:03:38]} Be6 {[%emt 0:03:20]} 14. Bd5 {[%emt 0:00:47]} Rac8 {[%emt 0:03:22]} 15. O-O-O {[%emt 0:03:24]} a6 {[%emt 0:00:52]} 16. Rdf1 {[%emt 0:00:40]} b5 {[%emt 0:01:51]} 17. f4 {[%emt 0:06:23]} (17. Na2 {simplifies} Bxd5 18. exd5 Nb8 19. Kb1) 17... Nd4 {[%emt 0:08:24]} 18. Kb1 {[%emt 0:05:06]} Nxb3 {[%emt 0:01:09]} 19. cxb3 {[%emt 0:00:09]} Bf6 {[%emt 0:04:07]} 20. f5 {[%emt 0:03:36]} Bd7 {[%emt 0:02:02] Black is weak on the light squares} 21. b4 {[%emt 0:05:19]} Rb8 {[%emt 0:00:41]} 22. Rd1 {[%emt 0:00:36]} Rfd8 {[%emt 0:02:51]} 23. Bb3 {[%emt 0:01:37]} Bc6 {[%emt 0:01:47]} 24. Bd5 {[%emt 0:01:03]} Be8 {[%emt 0:00:45]} 25. Bb3 {[%emt 0:00:46]} Bg5 {[%emt 0:01:27]} 26. Rd3 {[%emt 0:03:16]} Bc6 {[%emt 0:01:47]} 27. Rhd1 {[%emt 0:03:01]} Be7 {[%emt 0:00:17]} 28. Bd5 {[%emt 0:00:01]} Be8 {[%emt 0:00:27]} 29. Bb3 {[%emt 0:00:38]} Kf8 {[%emt 0:00:34]} 30. g4 {[%emt 0:02:48]} Rbc8 {[%emt 0:00:53]} 31. Nd5 {[%emt 0:05:04] Strong Square White (d5)} Bc6 {[%emt 0:02:16]} 32. Nc3 {[%emt 0:00:30]} Bb7 {[%emt 0:02:39]} (32... Be8 $11) 33. Bd5 $14 {[%emt 0:00:24]} Bxd5 {[%emt 0:00:33]} 34. Nxd5 {[%emt 0:00:04]} Rc4 {[%emt 0:00:03]} 35. Re1 {[%emt 0:04:16] White is more active.} Bg5 {[%emt 0:02:33] [#]} 36. Re2 {[%emt 0:04:58]} (36. Rc3 $1 $16) 36... Rc1+ $11 {[%emt 0:02:29]} 37. Ka2 {[%emt 0:00:32]} Rdc8 {[%emt 0:00:18]} 38. Kb3 {[%emt 0:01:25]} Ke8 {[%emt 0:03:14]} 39. Rf3 {[%emt 0:03:46]} R8c6 {[%emt 0:03:00]} 40. Rc3 {[%emt 0:05:25]} R6xc3+ {[%emt 0:02:53]} 41. bxc3 {[%emt 0:30:30][%mdl 4096] Endgame KRB-KRN} Kd7 {[%emt 0:30:03]} 42. Rc2 {[%emt 0:05:56]} (42. a4 $11) 42... Rb1+ $17 {[%emt 0:00:32]} (42... Re1 43. c4 Rxe4 44. cxb5 axb5 45. Nc7 $15 (45. Rc7+ Kd8 $17)) 43. Ka2 $1 {[%emt 0:00:03]} Re1 {[%emt 0:00:13]} 44. c4 {[%emt 0:00:23]} Bd8 {[%emt 0:06:32] [#]} ({Black should try} 44... Rxe4 $15 45. cxb5 axb5) 45. a4 $1 {[%emt 0:09:02] The position is equal.} bxa4 {[%emt 0:02:02]} (45... Rxe4 46. cxb5 axb5 (46... Rxg4 $2 47. bxa6 Rd4 48. a7 $18) 47. a5 (47. axb5 $2 Rd4 $19) 47... Bxa5 (47... Rxg4 $2 48. a6 $18) 48. bxa5 Ra4+ 49. Kb3 Rxa5 50. Rc7+ Ke8 51. Rc8+ Kd7 52. Rg8 $18) 46. b5 $1 {[%emt 0:00:49]} axb5 {[%emt 0:00:20]} (46... Rxe4 $2 {too greedy.} 47. bxa6 Kc8 48. Rb2 $18) 47. cxb5 {[%emt 0:00:18] Black must now prevent b6.} Rxe4 {[%emt 0:03:34][%cal Oe4d4] and ...Rd4! would now be decisive} 48. b6 {[%emt 0:01:31]} Bxb6 {[%emt 0:00:25]} 49. Nxb6+ $11 {[%emt 0:00:22] KRN-KR} Ke7 {[%emt 0:00:31][%cal Oe7f6]} 50. Nd5+ {[%emt 0:05:05]} Kd8 {[%emt 0:01:39]} 51. Rc6 {[%emt 0:05:51]} Rxg4 {[%emt 0:01:00]} 52. Rxd6+ {[%emt 0:00:28]} Ke8 {[%emt 0:00:23]} 53. Ne3 {[%emt 0:01:33]} Re4 {[%emt 0:02:13]} 54. Rd3 {[%emt 0:01:08]} h5 {[%emt 0:00:36]} 55. Kb2 {[%emt 0:00:30]} Ke7 {[%emt 0:04:44]} 56. Kc2 {[%emt 0:00:42]} Kf6 {[%emt 0:00:37]} 57. g3 {[%emt 0:02:58]} Kg5 {[%emt 0:02:48]} 58. Rc3 {[%emt 0:00:06]} g6 {[%emt 0:03:37]} 59. fxg6 {[%emt 0:00:41]} Kxg6 {[%emt 0:01:21]} 60. Kd3 {[%emt 0:02:18]} Rb4 {[%emt 0:01:46]} 61. Ke2 {[%emt 0:00:00]} h4 {[%emt 0:00:00]} 62. gxh4 {[%emt 0:00:00]} Rxh4 {[%emt 0:00:00]} 63. Rc6+ {[%emt 0:00:00]} Kg5 {[%emt 0:00:00]} 64. Rc8 {[%emt 0:00:00]} Rd4 {[%emt 0:00:00]} 65. Rg8+ {[%emt 0:00:00]} Kf6 {[%emt 0:00:00]} 66. Ng4+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 67. Re8+ {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 68. Ne3 {[%emt 0:00:00]} Rf4 {[%emt 0:00:00] Repels Nf5+} 69. Rd8+ {[%emt 0:00:00]} Kc6 {[%emt 0:00:00]} 70. Rc8+ {[%emt 0:00:00]} Kb7 {[%emt 0:00:00]} 71. Rc5 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 72. Nd5 {[%emt 0:00:00]} Re4+ {[%emt 0:00:00]} 73. Kf3 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 74. Nc3 {[%emt 0:00:00]} Rd4 {[%emt 0:00:00]} 75. Rxe5 {[%emt 0:00:00]} Rd3+ {[%emt 0:00:00]} 76. Re3 {[%emt 0:00:00]} Rxe3+ {[%emt 0:00:00]} 77. Kxe3 {[%emt 0:00:00] KN-KPP} a3 {[%emt 0:00:00]} 78. Kf4 {[%emt 0:00:00]} Kc6 {[%emt 0:00:00]} 79. Kxf5 {[%emt 0:00:00]} Kc5 {[%emt 0:00:00]} 80. Ke4 {[%emt 0:00:00]} Kc4 {[%emt 0:00:00]} 81. Na2 $1 {[%emt 0:00:00]} Kb3 {[%emt 0:00:00]} 82. Kd3 {[%emt 0:00:00] Weighted Error Value: White=0.09 (flawless) /Black=0.09 (flawless)   Mistake:       	White=2     	Black=2      Inaccurate:     	White=6     	Black=5      OK:         	White=31    	Black=35     Best:        	White=2     	Black=2      Strong:       	White=3     	---} 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.07"]
[Round "4.4"]
[White "Jurkatis, Hagen"]
[Black "Niehaus, Frank"]
[Result "1/2-1/2"]
[Annotator "NA RC"]
[ECO "A48"]
[WhiteElo "1952"]
[BlackElo "2109"]
[PlyCount "33"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:04]} Nf6 {[%emt 0:00:22]} 2. d4 {[%emt 0:00:11]} g6 {[%emt 0:00:22]} 3. Bg5 {[%emt 0:00:13]} Bg7 {[%emt 0:00:07]} 4. Nbd2 {[%emt 0:00:14]} O-O {[%emt 0:00:10]} 5. c3 {[%emt 0:00:10]} d6 {[%emt 0:00:38]} 6. e4 {[%emt 0:00:25]} c5 {[%emt 0:01:32]} 7. dxc5 {[%emt 0:04:43]} dxc5 {[%emt 0:00:05]} 8. Be2 {[%emt 0:01:39]} Qc7 {[%emt 0:01:37]} 9. O-O {[%emt 0:09:23]} Nc6 {[%emt 1:30:07]} 10. Re1 {[%emt 0:03:49]} Rd8 {[%emt 0:00:00]} 11. Qc2 {[%emt 0:02:51]} b6 {[%emt 0:00:00]} 12. Bf1 {[%emt 0:03:13]} h6 {[%emt 0:00:00]} 13. Bh4 {[%emt 0:00:10]} Nh5 {[%emt 0:00:00]} 14. a4 {[%emt 0:04:52]} Bg4 {[%emt 0:00:00]} 15. Bc4 {[%emt 0:08:17]} Na5 {[%emt 0:00:00]} 16. Bf1 {[%emt 0:02:02]} Nc6 {[%emt 0:00:00]} 17. Bc4 {[%emt 0:00:22]} 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.08"]
[Round "5.1"]
[White "Postler, Reinhard"]
[Black "Heinig, Wolfram"]
[Result "1/2-1/2"]
[Annotator "TA"]
[WhiteElo "2189"]
[BlackElo "2196"]
[PlyCount "17"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,17,21,27,25,42,18,25,29,28,22]} 1. e4 {[%emt 0:00:08]} c6 {[%emt 0:00:06]} 2. d4 {[%emt 0:00:12]} d5 {[%emt 0:00:07]} 3. exd5 {[%emt 0:00:23]} cxd5 {[%emt 0:00:08]} 4. Bd3 {[%emt 0:00:10]} Nf6 {[%emt 0:00:24]} 5. c3 {[%emt 0:00:36]} Qc7 {[%emt 0:00:38]} 6. Ne2 {[%emt 0:01:06] B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bg4 {[%emt 0:00:21]} 7. Qc2 {[%emt 0:00:34]} Bh5 $146 {[%emt 0:01:39]} (7... e6 8. Bf4 Bd6 9. Bxd6 Qxd6 10. O-O Nc6 11. Na3 a6 12. Qd2 Bh5 13. Nc2 Bg6 {1-0 Shubin,K (2416)-Sargsyan,T (2321) World ol U16 2019 (5.9)}) 8. Bf4 {[%emt 0:01:05]} Qd7 {[%emt 0:02:31]} 9. Ng3 {[%emt 0:01:09] Black did not feel at home in the position after the opening.   Weighted Error Value: White=0.09 (flawless) /Black=0.07 (flawless)   OK:         	White=1     	Black=1} 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.08"]
[Round "5.2"]
[White "Ahlberg, Matthias"]
[Black "Knops, Peter"]
[Result "1-0"]
[Annotator "NA RC"]
[ECO "C01"]
[WhiteElo "2067"]
[BlackElo "1987"]
[PlyCount "67"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} e6 {[%emt 0:00:05]} 2. d4 {[%emt 0:00:08]} d5 {[%emt 0:00:07]} 3. Bd3 {[%emt 0:00:06]} dxe4 {[%emt 0:00:21]} 4. Bxe4 {[%emt 0:00:08]} Nf6 {[%emt 0:00:08]} 5. Bf3 {[%emt 0:00:12]} c5 {[%emt 0:00:28]} 6. Ne2 {[%emt 0:01:29]} Nc6 {[%emt 0:02:55]} 7. c3 {[%emt 0:01:18]} cxd4 {[%emt 0:04:21]} 8. Bxc6+ {[%emt 0:06:27]} bxc6 {[%emt 0:00:06]} 9. Nxd4 {[%emt 0:03:15]} Qc7 {[%emt 0:13:20]} 10. O-O {[%emt 0:20:27]} Bd6 {[%emt 0:06:34]} 11. h3 {[%emt 0:03:40]} O-O {[%emt 0:14:46]} 12. Qc2 {[%emt 0:09:55]} Bb7 {[%emt 0:07:32]} 13. Bg5 {[%emt 0:03:55]} Kh8 {[%emt 0:07:44]} 14. c4 {[%emt 0:07:34]} c5 {[%emt 0:01:13]} 15. Nb5 {[%emt 0:00:41]} Qc6 {[%emt 0:00:15]} 16. f3 {[%emt 0:00:48]} Be7 {[%emt 0:01:47]} 17. Nd2 {[%emt 0:01:37]} a6 {[%emt 0:01:49]} 18. Nc3 {[%emt 0:00:44]} Qc7 {[%emt 0:00:23]} 19. Nde4 {[%emt 0:08:34]} Bxe4 {[%emt 0:01:19]} 20. fxe4 {[%emt 0:02:34]} Qe5 {[%emt 0:13:43]} 21. Be3 {[%emt 0:11:57]} Bd6 {[%emt 0:04:23]} 22. Rf3 {[%emt 0:00:42]} Be7 {[%emt 0:04:36]} 23. Rd1 {[%emt 0:01:40]} Qc7 {[%emt 0:02:23]} 24. Bf4 {[%emt 0:01:20]} Qc6 {[%emt 0:00:54]} 25. Bg5 {[%emt 0:01:46]} Ng8 {[%emt 0:01:16]} 26. Bf4 {[%emt 0:01:43]} Nf6 {[%emt 0:01:35]} 27. Rdf1 {[%emt 0:00:14]} h6 {[%emt 0:01:04]} 28. e5 {[%emt 0:01:27]} Nh7 {[%emt 0:00:38]} 29. Bxh6 {[%emt 0:02:08]} f5 {[%emt 0:03:20]} 30. exf6 {[%emt 0:01:56]} Bxf6 {[%emt 0:00:34]} 31. Be3 {[%emt 0:01:13]} Bd4 {[%emt 0:00:57]} 32. Rxf8+ {[%emt 0:02:28]} Rxf8 {[%emt 0:00:08]} 33. Rxf8+ {[%emt 0:00:34]} Nxf8 {[%emt 0:00:05]} 34. Qf2 {[%emt 0:00:46]} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.08"]
[Round "5.3"]
[White "Zaeske, Winfried"]
[Black "Federau, Juergen"]
[Result "0-1"]
[Annotator "NA RC"]
[ECO "B90"]
[WhiteElo "1978"]
[BlackElo "2124"]
[PlyCount "52"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:01:08]} c5 {[%emt 0:03:19]} 2. Nf3 {[%emt 0:01:14]} d6 {[%emt 0:00:17]} 3. d4 {[%emt 0:00:15]} cxd4 {[%emt 0:00:06]} 4. Nxd4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:05]} a6 {[%emt 0:00:13]} 6. Bc4 {[%emt 0:00:16]} b5 {[%emt 0:04:10]} 7. Bb3 {[%emt 0:00:22]} Bb7 {[%emt 0:00:17]} 8. O-O {[%emt 0:04:22]} Nbd7 {[%emt 0:00:20]} 9. f4 {[%emt 0:02:27]} Nxe4 {[%emt 0:05:59]} 10. Nxe4 {[%emt 0:05:53]} Bxe4 {[%emt 0:00:07]} 11. Re1 {[%emt 0:04:35]} d5 {[%emt 0:05:41]} 12. Kh1 {[%emt 0:03:15]} Nc5 {[%emt 0:26:50]} 13. f5 {[%emt 0:06:05]} Qd7 {[%emt 0:05:20]} 14. Qh5 {[%emt 0:08:45]} Qd6 {[%emt 0:33:44]} 15. Be3 {[%emt 0:11:22]} g6 {[%emt 0:02:48]} 16. Qh3 {[%emt 0:07:41]} Bg7 {[%emt 0:00:53]} 17. Rad1 {[%emt 0:02:28]} O-O {[%emt 0:00:41]} 18. Rf1 {[%emt 0:03:31]} Rac8 {[%emt 0:00:30]} 19. Qg4 {[%emt 0:10:09]} e5 {[%emt 0:01:58]} 20. fxe6 {[%emt 0:02:46]} fxe6 {[%emt 0:00:13]} 21. Rxf8+ {[%emt 0:02:30]} Rxf8 {[%emt 0:00:40]} 22. c3 {[%emt 0:05:37]} Qe5 {[%emt 0:03:10]} 23. Nc6 {[%emt 0:00:45]} Bxg2+ {[%emt 0:00:21]} 24. Qxg2 {[%emt 0:04:59]} Qxe3 {[%emt 0:00:06]} 25. Qg4 {[%emt 0:02:33]} Nd3 {[%emt 0:01:33]} 26. Ne7+ {[%emt 0:03:12]} Kh8 {[%emt 0:01:04]} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.08"]
[Round "5.4"]
[White "Meister, Jakob"]
[Black "Baranowsky, Peter"]
[Result "1-0"]
[Annotator "TA"]
[ECO "D31"]
[WhiteElo "2418"]
[BlackElo "1912"]
[PlyCount "36"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,36,36,46,37,57,68,56,55,89,82,79,83,83,78,120,147,157,103,94,107,148,109,268,235,232,239,29995,29996,29999]} 1. d4 {[%emt 0:00:04]} d5 {[%emt 0:00:12]} 2. c4 {[%emt 0:00:19]} e6 {[%emt 0:00:35]} 3. Nc3 {[%emt 0:00:41]} c6 {[%emt 0:01:00]} 4. Nf3 {[%emt 0:00:15]} Nd7 {[%emt 0:00:09]} 5. e4 {[%emt 0:00:14]} dxe4 {[%emt 0:03:13]} 6. Nxe4 {[%emt 0:00:30] D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bb4+ {[%emt 0:01:06]} 7. Bd2 {[%emt 0:01:07]} Be7 {[%emt 0:04:23]} 8. Bd3 {[%emt 0:02:09] White is slightly better.} c5 $146 {[%emt 0:07:50]} (8... Ngf6 9. O-O O-O 10. Qe2 c5 11. dxc5 Nxc5 12. Nxc5 Bxc5 13. Bc3 Qe7 14. Rad1 Rd8 {½-½ Stern,R (2538)-Abel,D (2441) Wch Rapid Berlin 2015 (4)}) 9. Bc3 {[%emt 0:04:06]} cxd4 {[%emt 0:08:45]} 10. Nxd4 {[%emt 0:03:15]} Ngf6 {[%emt 0:02:31]} 11. Qe2 {[%emt 0:00:42] White has more active pieces. The black rooks are passive.} Nc5 {[%emt 0:12:32]} 12. Nxc5 {[%emt 0:01:19]} Bxc5 {[%emt 0:00:31] [#]} 13. Nb3 {[%emt 0:00:14]} (13. O-O-O $142 $1) 13... Be7 {[%emt 0:05:30]} 14. O-O-O {[%emt 0:00:53]} Bd7 {[%emt 0:02:43]} 15. g4 {[%emt 0:00:42][%cal Bg2g4,Bg4g5][%mdl 32] g5 would now be deadly.} O-O $2 {[%emt 0:17:26] This costs Black the game.} (15... h6 $16) 16. g5 {[%emt 0:00:22]} Ne8 {[%emt 0:00:15]} 17. h4 {[%emt 0:00:19]} f6 $2 {[%emt 0:05:27] [#]} (17... Qc7 $18 18. Kb1 Rd8) 18. Bxh7+ $1 {[%emt 0:02:57][%mdl 512]} Kf7 {[%emt 0:04:22] Weighted Error Value: White=0.08 (flawless) /Black=0.78  Mistake:       	White=1     	Black=2      Inaccurate:     	---       	Black=3      OK:         	White=5     	Black=3      Brilliant:      	White=1     	---} (18... Kxh7 19. Qh5+) 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.10"]
[Round "6.1"]
[White "Federau, Juergen"]
[Black "Postler, Reinhard"]
[Result "1-0"]
[Annotator "TA"]
[ECO "D30"]
[WhiteElo "2124"]
[BlackElo "2189"]
[PlyCount "80"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,80,34,41,12,29,24,29,28,32,22,22,0,54,9,11,8,30,0,0,0,54,7,14,0,0,0,18,-5,18,-26,9,-8,-22,-9,-12,-33,-25,-31,-21,-19,46,54,81,31,136,38,93,51,110,0,29,42,31,33,50,21,17,17,140,147,131,139,129,136,238,238,345]} 1. d4 {[%emt 0:00:03]} d5 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:04]} c6 {[%emt 0:00:04]} 3. e3 {[%emt 0:00:57]} Nf6 {[%emt 0:00:17]} 4. Nf3 {[%emt 0:00:53]} e6 {[%emt 0:00:26]} 5. Bd3 {[%emt 0:00:21]} dxc4 {[%emt 0:01:47]} 6. Bxc4 {[%emt 0:00:06]} Nbd7 {[%emt 0:00:15]} 7. O-O {[%emt 0:00:59]} b5 {[%emt 0:00:36]} 8. Bd3 {[%emt 0:01:47]} Bb7 {[%emt 0:00:12]} 9. Qe2 {[%emt 0:23:15] D30: Queen's Gambit Declined: Systems without Nc3.} a6 {[%emt 0:05:13]} 10. a4 {[%emt 0:00:28]} Be7 {[%emt 0:16:54]} 11. Nbd2 {[%emt 0:15:11] White has an edge.} Nd5 {[%emt 0:10:55]} 12. Nb3 $146 {[%emt 0:00:56]} (12. Rd1 Nb4 13. Bb1 O-O 14. e4 c5 15. e5 cxd4 16. Nxd4 Nxe5 17. Qxe5 Bf6 18. Qe2 Qxd4 {½-½ Laylo,D (2433)-Garma,C (2325) PHI-ch Manila 2017 (10)}) 12... Nb4 {[%emt 0:02:50]} 13. Bb1 {[%emt 0:04:09]} a5 {[%emt 0:08:00]} (13... bxa4 $11 14. Rxa4 a5) 14. Rd1 {[%emt 0:06:54]} Qb6 {[%emt 0:09:07]} 15. axb5 {[%emt 0:10:32]} cxb5 {[%emt 0:00:14]} 16. e4 {[%emt 0:01:30]} a4 {[%emt 0:01:43]} 17. Nbd2 {[%emt 0:00:29]} Rc8 {[%emt 0:00:48]} (17... O-O $11) 18. Nf1 {[%emt 0:00:43]} (18. b3 $14) 18... O-O $11 {[%emt 0:01:58]} 19. Ng3 {[%emt 0:03:16]} Rfd8 {[%emt 0:02:23]} 20. h4 {[%emt 0:03:09][%cal Bh2h4,Bh4h5,Bh5h6][%mdl 32]} Bf8 {[%emt 0:05:10]} 21. h5 {[%emt 0:05:03]} Qc6 {[%emt 0:03:38]} 22. Bf4 {[%emt 0:06:48][%cal Oh5h6]} Qc4 {[%emt 0:06:18]} 23. Qe3 {[%emt 0:04:56]} Nc2 {[%emt 0:07:22]} 24. Bxc2 {[%emt 0:00:12]} Qxc2 {[%emt 0:00:02]} 25. Rd2 {[%emt 0:00:50]} Qc4 {[%emt 0:02:52]} 26. h6 {[%emt 0:00:29]} g6 {[%emt 0:00:51]} 27. Ne5 {[%emt 0:05:09]} Nxe5 {[%emt 0:01:43]} (27... Qb4 $11) 28. Bxe5 $14 {[%emt 0:00:06]} Be7 {[%emt 0:03:34] Wards off Qg5} 29. Qf4 {[%emt 0:01:18]} (29. Nh5 $1 $16 {[%cal Oe5f6] Bf6! is the strong threat.} gxh5 30. Qg3+ Kf8 31. Qg7+ Ke8 32. Qxh7) 29... g5 {[%emt 0:02:31]} ({Black should try} 29... f6 $14 30. Bxf6 Rf8) 30. Qf3 {[%emt 0:02:37]} (30. Qg4 $1 $16) 30... f5 {[%emt 0:02:17]} 31. Qd1 {[%emt 0:02:06]} Rf8 {[%emt 0:01:17]} (31... Qc6 $14) 32. f3 {[%emt 0:00:26]} ({White has to play} 32. b3 $1 $16 {[%cal Rb3c4]} Qxb3 33. Qxb3 axb3 34. Ra7) 32... f4 {[%emt 0:02:54]} 33. Ne2 {[%emt 0:00:12]} Bb4 {[%emt 0:01:21]} 34. Rc1 {[%emt 0:00:35]} Qb3 {[%emt 0:00:02]} (34... Bxd2 35. Rxc4 Be3+ 36. Kh2 Rxc4 37. b3 axb3 38. Qxb3) 35. Rdc2 {[%emt 0:00:17]} (35. Qxb3 {simplifies} axb3 36. Rd3 Be7 37. Bg7) 35... Rc4 {[%emt 0:00:52]} 36. Rxc4 {[%emt 0:00:29]} bxc4 {[%emt 0:00:14] [#]} (36... Qxd1+ $11 37. Rxd1 bxc4) 37. Qxb3 $1 $16 {[%emt 0:00:57]} cxb3 {[%emt 0:00:10] [#]} 38. Rc7 {[%emt 0:00:35]} ({Don't play} 38. Rc4 $6 a3 39. Rxb4 a2 40. Rxb7 (40. Ra4 $2 Ra8 $19) 40... Rf7 (40... a1=B 41. Rg7+ Kh8 42. Rxg5+) (40... a1=Q+ 41. Kh2 $11) 41. Rb8+ (41. Rxb3 a1=Q+ 42. Kh2 Qe1 $19) 41... Rf8 $11) 38... Rf7 {[%emt 0:00:08] Hoping for ...Rxc7.} 39. Rc4 {[%emt 0:00:10] White is more active.} Ba6 {[%emt 0:00:55]} (39... Bd2 $16 {might work better.}) 40. Rxb4 $18 {[%emt 0:00:08]} Rb7 {[%emt 0:00:03] Weighted Error Value: White=0.22 (precise) /Black=0.33  Mistake:       	White=4     	Black=9      Inaccurate:     	White=5     	Black=3      OK:         	White=10    	Black=8      Best:        	White=2     	Black=3      Strong:       	White=1     	---} (40... Bxe2 $142 41. Rxa4 (41. Kf2 a3 $16) 41... g4) 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.10"]
[Round "6.2"]
[White "Meister, Jakob"]
[Black "Ahlberg, Matthias"]
[Result "1-0"]
[Annotator "TA"]
[ECO "A07"]
[WhiteElo "2418"]
[BlackElo "2067"]
[PlyCount "71"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 11,71,18,17,0,-7,-4,0,3,0,0,96,102,93,96,104,118,118,104,95,90,103,84,102,73,207,213,200,200,210,206,233,247,255,212,224,205,224,200,212,166,245,137,413,427,410,420,502,452,467,503,966,938,1038,876,994,994,1599,1584,1692,1491,29987,29986]} 1. Nf3 {[%emt 0:00:02]} c6 {[%emt 0:00:12]} 2. g3 {[%emt 0:01:13]} d5 {[%emt 0:00:03]} 3. Bg2 {[%emt 0:00:08]} Nf6 {[%emt 0:00:15]} 4. O-O {[%emt 0:00:09]} Bf5 {[%emt 0:00:25]} 5. d3 {[%emt 0:00:09]} h6 {[%emt 0:00:20]} 6. Nbd2 {[%emt 0:00:11]} e6 {[%emt 0:00:22]} 7. Rb1 {[%emt 0:00:38] A07: Réti Opening: New York and Capablanca Systems.} Be7 {[%emt 0:00:28]} 8. b4 {[%emt 0:00:33]} O-O {[%emt 0:01:31]} 9. c4 {[%emt 0:00:59] The position is equal.} Nbd7 {[%emt 0:03:23]} 10. b5 {[%emt 0:02:54]} a6 {[%emt 0:09:14]} (10... Rc8 $11) 11. bxc6 $16 {[%emt 0:01:14]} bxc6 {[%emt 0:00:10]} 12. Nd4 {[%emt 0:00:40]} Qc7 $146 {[%emt 0:02:02]} (12... Rc8 13. Nxf5 exf5 14. Bb2 Qc7 15. Qc2 Bd6 16. e3 Rb8 17. Rfc1 Rfc8 18. Bxf6 Rxb1 19. Qxb1 Nxf6 20. cxd5 {1-0 Gonzalez,J-Colon,S Barbera del Valles op 1995 (5)}) 13. Nxf5 {[%emt 0:01:04]} exf5 {[%emt 0:00:02]} 14. Qc2 {[%emt 0:01:05] [#] Hoping for cxd5.} Rac8 {[%emt 0:04:09]} 15. Nf3 {[%emt 0:01:21]} h5 {[%emt 0:04:28]} 16. Bd2 {[%emt 0:12:06]} Bd6 {[%emt 0:08:12]} 17. e3 {[%emt 0:02:19]} Ne5 {[%emt 0:03:01]} (17... Rfe8 $16) 18. Nxe5 $18 {[%emt 0:05:35]} Bxe5 {[%emt 0:00:16] [#]} 19. d4 $1 {[%emt 0:00:34]} Bd6 {[%emt 0:00:14]} 20. Qxf5 {[%emt 0:01:18]} Qe7 {[%emt 0:05:51]} 21. cxd5 {[%emt 0:05:16]} g6 {[%emt 0:01:13]} 22. Qd3 {[%emt 0:03:48]} cxd5 {[%emt 0:00:57]} 23. Rb6 $1 {[%emt 0:01:50] Prevents Rc6} (23. Qxa6 $6 Ra8 24. Qb7 Qe6 $16) 23... h4 {[%emt 0:02:43][%cal Bh5h4,Bh4g3][%mdl 32]} 24. Rxa6 {[%emt 0:01:25]} (24. gxh4 Bxh2+ 25. Kh1 Ne4 26. Kxh2 Qc7+ (26... Qxh4+ 27. Kg1 $16) 27. Kg1 Qxb6 28. Bxe4 dxe4 29. Qxe4 Rfe8 $17) (24. Qxa6 Ra8 25. Qb5 Rxa2) 24... Ne4 {[%emt 0:01:30]} 25. Be1 {[%emt 0:02:57]} Rc1 {[%emt 0:07:20]} (25... hxg3 {was called for.} 26. hxg3 Ra8) 26. f3 {[%emt 0:03:47]} (26. Qb3 $18 Rd8 27. Qxd5) 26... Nxg3 $2 {[%emt 0:01:44][%mdl 8192]} (26... Nf6 $16 27. gxh4 Rfc8) 27. hxg3 {[%emt 0:02:36]} hxg3 {[%emt 0:01:06][%cal Oe7h4]} 28. Bd2 {[%emt 0:00:07]} Rc4 {[%emt 0:02:47]} 29. Rb1 {[%emt 0:04:13]} Rfc8 {[%emt 0:01:11]} 30. f4 {[%emt 0:05:18]} Bb4 {[%emt 0:05:58]} (30... Qe6 $142 31. Ra5 Kg7 32. Rxd5 (32. Bxd5 Qh3 $18) 32... Rc2) 31. Bxd5 {[%emt 0:05:40]} Kg7 {[%emt 0:04:55]} 32. Bxc4 {[%emt 0:13:28]} Qh4 {[%emt 0:01:56]} 33. Qe2 {[%emt 0:00:08]} (33. Rxb4 $2 {leads to mate.} Qh2+ 34. Kf1 Qf2#) 33... Rh8 {[%emt 0:01:42]} 34. Bd5 {[%emt 0:00:49]} (34. Bxb4 $2 Qh1#) 34... Bxd2 {[%emt 0:05:21]} 35. Qxd2 {[%emt 0:00:30] White threatens Rb7 and mate.} Qg4 {[%emt 0:03:55]} 36. Ra7 {[%emt 0:22:26] Black got outplayed after the opening.   Weighted Error Value: White=0.12 (very precise) /Black=1.07  Loses game:     	---       	Black=1      Mistake:       	White=1     	Black=4      OK:         	White=11    	Black=5      Best:        	White=3     	Black=1} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.10"]
[Round "6.3"]
[White "Heinig, Wolfram"]
[Black "Schubert, Hans Joachim"]
[Result "1-0"]
[Annotator "TA"]
[ECO "A80"]
[WhiteElo "2196"]
[BlackElo "2064"]
[PlyCount "91"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,91,107,88,97,91,82,78,89,129,121,191,190,185,190,164,79,69,55,47,51,58,57,115,132,159,160,384,399,393,397,388,397,400,407,537,524,562,506,1101,1004,1322,2055,2138,1951,2086,2063,12836,1920,2463,2394,1563,706,29968,29969,29988,991,29991,29992,29995,29980,29977,29961,6383,1216,1029,857,29967,29969,29970,29971,29975,29977,29977,29979,29978,29978,29978,29979,29985,29986,29995,29996,29997,29998]} 1. d4 {[%emt 0:00:04]} f5 {[%emt 0:00:03]} 2. Bg5 {[%emt 0:00:28]} c5 {[%emt 0:00:12]} 3. dxc5 {[%emt 0:03:00]} Qa5+ {[%emt 0:00:21]} 4. Nc3 {[%emt 0:01:09]} Qxc5 {[%emt 0:00:14]} 5. e4 {[%emt 0:01:34]} fxe4 {[%emt 0:02:22]} 6. Nxe4 {[%emt 0:00:38] A80: Dutch Defence: Unusual White second moves.} Qb4+ {[%emt 0:00:35]} 7. Nd2 {[%emt 0:00:18] White is much more active. The black bishops are passive.} Nc6 {[%emt 0:04:02]} 8. Ngf3 {[%emt 0:02:41] White is better.} h6 $146 {[%emt 0:00:46]} (8... Qxb2 9. Bd3 Nb4 10. O-O Nxd3 11. cxd3 Nf6 12. Nc4 Qc3 13. Re1 e6 14. a3 b5 {1-0 Kierzek,M (2228)-Schubert,H (2064) GER-ch Seniors 65 32nd 2020 (1)}) 9. Be3 {[%emt 0:04:03]} Nf6 {[%emt 0:01:22]} (9... e6 $16) 10. Bd3 $18 {[%emt 0:04:44]} e5 {[%emt 0:06:25][%cal Od7d5]} 11. Bg6+ {[%emt 0:02:46]} Kd8 {[%emt 0:00:01][%cal Ob4g4] [#]} 12. O-O {[%emt 0:06:30]} (12. c4 $1 $18) 12... Qg4 $16 {[%emt 0:01:03]} 13. Bf7 {[%emt 0:11:35]} d5 {[%emt 0:02:08] Prevents Nc4.} 14. c3 {[%emt 0:09:56] A sharp opening} Bd6 {[%emt 0:05:55]} 15. Nb3 {[%emt 0:08:57]} Ne7 {[%emt 0:04:51] White now steadily converts the win.} ({Better is} 15... e4 $14 16. Bxd5 exf3 17. Bxf3 Qd7) 16. Bc5 {[%emt 0:03:39]} Qd7 {[%emt 0:10:31]} 17. Re1 {[%emt 0:01:56]} Rf8 $2 {[%emt 0:04:55]} (17... e4 $16) 18. Bxd6 $18 {[%emt 0:02:19]} (18. Nxe5 Bxe5 19. Bxe7+ Kxe7 $17) 18... Qxd6 {[%emt 0:00:02]} 19. Nxe5 {[%emt 0:00:11]} Kc7 {[%emt 0:08:44]} 20. Nd4 {[%emt 0:03:06]} a6 {[%emt 0:00:35] Prevents Nb5+.} 21. c4 {[%emt 0:15:24][%cal Oc4c5,Bc3c4,Bc4d5][%mdl 32] [#]} Ne4 {[%emt 0:03:24]} 22. Bxd5 {[%emt 0:00:33]} Nxf2 {[%emt 0:01:17]} 23. Qd2 {[%emt 0:00:34]} Nxd5 {[%emt 0:03:33]} (23... Ng4 $142 24. Nxg4 Bxg4) 24. cxd5 {[%emt 0:00:16]} Bd7 {[%emt 0:10:06]} 25. Rac1+ {[%emt 0:04:03]} Kd8 {[%emt 0:04:18][%cal Bc7d8,Bd8d7,Bd7e8,Be8f8][%mdl 32]} 26. Nxd7 {[%emt 0:03:48]} Kxd7 {[%emt 0:02:24]} 27. Ne6 {[%emt 0:00:26] Threatening mate with Nc5+.} Rf6 {[%emt 0:03:12]} 28. Rc7+ {[%emt 0:01:36]} (28. Nxg7 Nh3+ 29. gxh3 Rg8 $14) (28. Nc5+ $142 Qxc5 29. Rxc5) 28... Ke8 {[%emt 0:00:03]} 29. Nxg7+ {[%emt 0:03:46]} Kf8 {[%emt 0:00:25]} 30. Rxb7 {[%emt 0:01:13]} (30. Re6 $142 Qxc7 31. Rxf6+ Kg8 32. Ne6 (32. Kxf2 Qxg7 33. Qxh6 Qxh6 $18) (32. Qxh6 Ng4 $17)) 30... Kg8 {[%emt 0:03:36]} 31. Ne8 {[%emt 0:02:05]} Nh3+ {[%emt 0:07:24]} 32. Kh1 {[%emt 0:00:49]} (32. gxh3 $142 Rg6+ 33. Kh1 Qd8 34. Ree7 Qxe8 35. Qc2 (35. Rxe8+ Rxe8 36. d6 Rf8 $18) 35... Qxe7 36. Qxg6+ (36. Rxe7 Rg7 $18) 36... Kf8 37. Qxh6+ (37. Rxe7 Kxe7 38. Qg7+ Kd6 $18) 37... Ke8 38. Qh8+ (38. Rxe7+ Kxe7 39. Qg7+ Kd6 $18) 38... Kf7 39. Qh7+ (39. Qxa8 Qxb7 40. Qxb7+ Kg6 41. d6 Kf6 42. Qe7+ Kf5 43. d7 Kg6 44. d8=Q a5 45. Qg8+ Kh6 46. Qgh7#) 39... Kf6 40. Rxe7 (40. Qxe7+ Kf5 41. Qe6+ Kf4 42. Rf7+ Kg5 43. Qf6+ Kh5 44. Rh7#) 40... Rc8 41. Re6+ Kg5 42. Qh6+ Kf5 43. Qf6#) 32... Rxe8 {[%emt 0:06:50]} 33. Rxe8+ {[%emt 0:00:03]} Rf8 {[%emt 0:00:02]} 34. Rxf8+ {[%emt 0:01:04]} Qxf8 {[%emt 0:00:01] KQR-KQN} 35. Qe2 {[%emt 0:00:43]} (35. gxh3 $2 Qf1#) 35... Ng5 {[%emt 0:02:05]} 36. Re7 {[%emt 0:00:58]} Qf4 {[%emt 0:02:24] Prevents d6.} 37. Qe1 {[%emt 0:00:58] and h4 should not be overlooked} (37. Qxa6 $2 {leads to mate.} Qc1+) 37... h5 {[%emt 0:00:51]} 38. h4 {[%emt 0:00:03] White mates.} Nf7 {[%emt 0:00:35]} 39. Re4 {[%emt 0:00:23]} Qf5 {[%emt 0:00:14]} 40. Re8+ {[%emt 0:00:21]} Kg7 {[%emt 0:00:04]} 41. Qg3+ {[%emt 0:30:29]} Kh6 {[%emt 0:31:17]} 42. Re6+ {[%emt 0:01:32]} Kh7 {[%emt 0:00:03]} 43. Qf3 {[%emt 0:00:20]} (43. Rxa6 Qf1+ 44. Kh2 Qxa6 $11) 43... Qb1+ {[%emt 0:01:04]} 44. Kh2 {[%emt 0:00:06]} Nh6 {[%emt 0:01:26]} 45. Qxh5 {[%emt 0:00:46]} ({Inferior is} 45. Rxa6 Ng4+ $17) 45... Qc1 {[%emt 0:00:06]} 46. Re7+ {[%emt 0:00:38] Weighted Error Value: White=0.85/Black=1.21  Loses game:     	---       	Black=1      Mistake:       	White=1     	Black=3      Inaccurate:     	---       	Black=3      OK:         	White=12    	Black=7      Best:        	White=1     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.10"]
[Round "6.4"]
[White "Matitschka, Heinz"]
[Black "Niehaus, Frank"]
[Result "0-1"]
[Annotator "NA RC"]
[ECO "A61"]
[WhiteElo "1943"]
[BlackElo "2109"]
[PlyCount "80"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:21]} 2. c4 {[%emt 0:00:15]} c5 {[%emt 0:00:32]} 3. d5 {[%emt 0:00:34]} e6 {[%emt 0:01:43]} 4. Nc3 {[%emt 0:00:42]} exd5 {[%emt 0:00:13]} 5. cxd5 {[%emt 0:00:09]} d6 {[%emt 0:00:12]} 6. Nf3 {[%emt 0:01:14]} g6 {[%emt 0:00:08]} 7. h3 {[%emt 0:00:38]} Bg7 {[%emt 0:00:23]} 8. Bf4 {[%emt 0:00:24]} O-O {[%emt 0:00:32]} 9. e3 {[%emt 0:00:39]} a6 {[%emt 0:01:00]} 10. a4 {[%emt 0:00:29]} Qc7 {[%emt 0:03:20]} 11. Bd3 {[%emt 0:03:25]} Nbd7 {[%emt 0:01:11]} 12. O-O {[%emt 0:01:42]} Ne5 {[%emt 0:05:34]} 13. Bc2 {[%emt 0:09:18]} Nxf3+ {[%emt 0:01:32]} 14. Qxf3 {[%emt 0:00:34]} Nd7 {[%emt 0:00:57]} 15. Qg3 {[%emt 0:15:07]} Ne5 {[%emt 0:02:33]} 16. Rfd1 {[%emt 0:03:05]} Bd7 {[%emt 0:04:17]} 17. Ne4 {[%emt 0:09:38]} Bf5 {[%emt 0:05:00]} 18. Bxe5 {[%emt 0:10:35]} Bxe5 {[%emt 0:00:10]} 19. f4 {[%emt 0:00:44]} Bxb2 {[%emt 0:06:20]} 20. Rab1 {[%emt 0:00:47]} Bg7 {[%emt 0:01:15]} 21. Nf6+ {[%emt 0:05:24]} Bxf6 {[%emt 0:01:37]} 22. Bxf5 {[%emt 0:00:05]} Rfe8 {[%emt 0:01:12]} 23. a5 {[%emt 0:02:25]} Bg7 {[%emt 0:02:14]} 24. Bc2 {[%emt 0:00:22]} Qxa5 {[%emt 0:04:04]} 25. Rxb7 {[%emt 0:00:31]} Qc3 {[%emt 0:01:52]} 26. Ba4 {[%emt 0:08:08]} Rxe3 {[%emt 0:04:28]} 27. Qg4 {[%emt 0:03:16]} Re1+ {[%emt 0:04:05]} 28. Kh2 {[%emt 0:03:32]} Rxd1 {[%emt 0:02:39]} 29. Qxd1 {[%emt 0:01:17]} Qf6 {[%emt 0:03:36]} 30. Qg4 {[%emt 0:03:50]} c4 {[%emt 0:02:21]} 31. Rc7 {[%emt 0:01:57]} c3 {[%emt 0:00:31]} 32. Rc8+ {[%emt 0:01:51]} Rxc8 {[%emt 0:00:06]} 33. Qxc8+ {[%emt 0:00:05]} Bf8 {[%emt 0:00:06]} 34. Qxa6 {[%emt 0:02:09]} Qxf4+ {[%emt 0:00:14]} 35. Kh1 {[%emt 0:02:19]} c2 {[%emt 0:00:42]} 36. Bxc2 {[%emt 0:00:50]} Qc1+ {[%emt 0:00:06]} 37. Kh2 {[%emt 0:00:16]} Qxc2 {[%emt 0:00:06]} 38. Qc6 {[%emt 0:01:07]} Qe4 {[%emt 0:00:53]} 39. Qa8 {[%emt 0:01:58]} h5 {[%emt 0:00:13]} 40. Qb7 {[%emt 0:00:35]} Bg7 {[%emt 0:01:18]} 0-1

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.11"]
[Round "7.1"]
[White "Niehaus, Frank"]
[Black "Federau, Juergen"]
[Result "1-0"]
[Annotator "TA"]
[ECO "B93"]
[WhiteElo "2109"]
[BlackElo "2124"]
[PlyCount "99"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 24,99,0,4,31,-9,57,0,0,0,0,0,0,0,0,-40,-13,-139,-99,-96,-89,-100,-86,-68,-2,-66,-59,-51,-1,-2,0,9,3,4,0,4,83,81,96,90,86,87,103,73,82,87,97,94,115,117,129,88,90,92,96,93,176,178,184,184,181,181,591,660,642,612,689,687,570,521,685,644,726,719,966,864,712,632]} 1. e4 {[%emt 0:00:03]} c5 {[%emt 0:06:30]} 2. Nf3 {[%emt 0:00:19]} d6 {[%emt 0:00:30]} 3. d4 {[%emt 0:00:18]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:13]} a6 {[%emt 0:00:09]} 6. f4 {[%emt 0:00:57]} e5 {[%emt 0:02:56]} 7. Nf3 {[%emt 0:00:23]} Nbd7 {[%emt 0:13:09]} 8. a4 {[%emt 0:00:57]} Qc7 {[%emt 0:00:53]} 9. Bd3 {[%emt 0:01:03]} Be7 {[%emt 0:00:09]} 10. O-O {[%emt 0:00:16]} exf4 {[%emt 0:08:47]} 11. Kh1 {[%emt 0:03:06]} Ne5 {[%emt 0:04:00]} 12. Bxf4 {[%emt 0:03:25]} O-O {[%emt 0:00:55]} 13. Qe1 {[%emt 0:09:19]} Re8 {[%emt 0:00:54] B93: Sicilian Najdorf: 6 f4.} 14. Be3 $146 {[%emt 0:17:05]} (14. Bg5 Be6 15. Nd4 Nfg4 16. Bxe7 Qxe7 17. Nf5 Qg5 18. Qg3 Bxf5 19. Rxf5 Qh6 20. Nd5 {1-0 Rodin,D (2376)-Sobina,P (2128) Voronezh Region-ch 2018 (1)}) 14... Nc4 {[%emt 0:18:55]} (14... Be6 $11) 15. Bxc4 {[%emt 0:09:43]} ({White should try} 15. Bd4 $1 $14 Nxb2 16. Nh4 Nxd3 17. cxd3) 15... Qxc4 $11 {[%emt 0:00:11] The position is equal.} 16. Rd1 {[%emt 0:00:40]} Be6 {[%emt 0:08:12][%cal Oa8c8]} (16... Nxe4 $2 17. Rd4 $18) 17. b3 {[%emt 0:03:13]} Qc7 {[%emt 0:00:54][%cal Od6d5]} 18. Bd4 {[%emt 0:03:07]} Rac8 {[%emt 0:09:55]} 19. Rc1 {[%emt 0:06:39]} Qc6 {[%emt 0:07:24]} (19... d5 $5) 20. e5 {[%emt 0:09:50]} (20. Ng5 $11) 20... dxe5 {[%emt 0:01:13]} 21. Nxe5 {[%emt 0:00:10]} Qc7 {[%emt 0:01:24]} 22. Qg3 {[%emt 0:09:28]} Red8 {[%emt 0:01:56]} 23. Ne2 {[%emt 0:01:43][%cal Bc3e2,Be2g3,Bg3f5][%mdl 32]} Ne8 {[%emt 0:08:13]} (23... b5 $15 24. axb5 axb5) 24. Nf3 {[%emt 0:05:48]} (24. Ba1 $11) 24... Qxg3 $15 {[%emt 0:00:12]} 25. Nxg3 {[%emt 0:00:54]} Bd5 {[%emt 0:01:54]} ({Better is} 25... b5 $15) 26. Bb6 $11 {[%emt 0:03:03] [#]} Rd6 {[%emt 0:01:46]} 27. Nf5 {[%emt 0:01:05][%csl LRd6,LRe7]} Re6 {[%emt 0:00:20]} (27... Rxb6 $2 28. Nxe7+ Kf8 29. Nxc8 $18) 28. N3d4 {[%emt 0:01:06] Excellent horsemanship.} Re5 {[%emt 0:00:50]} 29. Rce1 {[%emt 0:00:13]} Rxe1 {[%emt 0:00:38]} (29... Be4 $1 $11 {keeps the balance.}) 30. Rxe1 $16 {[%emt 0:00:05]} Bf8 {[%emt 0:00:13]} 31. c4 $36 {[%emt 0:00:31][%mdl 2048] White has a queen side majority White is on the roll.} Be6 {[%emt 0:01:29]} 32. Nxe6 {[%emt 0:00:30]} fxe6 {[%emt 0:00:04]} 33. Rxe6 {[%emt 0:00:06]} Kf7 {[%emt 0:00:12]} 34. Re1 {[%emt 0:00:27] White is much more active.} Rc6 {[%emt 0:00:30]} 35. Bd4 {[%emt 0:01:10]} Bb4 {[%emt 0:00:45]} 36. Rf1 {[%emt 0:00:10]} Nf6 {[%emt 0:00:25]} 37. Ne3 {[%emt 0:01:24]} Bc5 {[%emt 0:00:56] [#]} 38. Bxc5 {[%emt 0:01:14]} Rxc5 {[%emt 0:00:05][%mdl 4096] Endgame KRN-KRN. White is a pawn up.} 39. Nd5 {[%emt 0:00:45]} b5 {[%emt 0:00:27]} (39... Ke6 $16 {might work better.}) 40. Nxf6 $18 {[%emt 0:00:57]} gxf6 {[%emt 0:00:06]} 41. cxb5 {[%emt 0:30:12]} axb5 {[%emt 0:30:06] KR-KR. White is a pawn up.} 42. a5 {[%emt 0:02:58][%cal Ba4a5,Ba5a6][%mdl 32]} b4 $2 {[%emt 0:00:00]} (42... Ke6 {is tougher.} 43. h3 b4) 43. Ra1 {[%emt 0:00:00] White is clearly winning.} Rc7 {[%emt 0:00:00]} 44. a6 {[%emt 0:00:00] and a7 would now be decisive} Ra7 {[%emt 0:00:00]} 45. Kg1 {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 46. Kf2 {[%emt 0:00:00]} Kd5 {[%emt 0:00:00]} 47. Ke3 {[%emt 0:00:00]} Kc5 {[%emt 0:00:00]} 48. Ke4 {[%emt 0:00:00]} Kb6 {[%emt 0:00:00]} 49. Kf5 {[%emt 0:00:00]} h5 {[%emt 0:00:00]} 50. Kxf6 {[%emt 0:00:00] Weighted Error Value: White=0.14 (very precise) /Black=0.41  Mistake:       	White=3     	Black=6      Inaccurate:     	White=3     	Black=1      OK:         	White=14    	Black=10     Best:        	White=4     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.11"]
[Round "7.2"]
[White "Heinig, Wolfram"]
[Black "Meister, Jakob"]
[Result "1/2-1/2"]
[Annotator "RC"]
[WhiteElo "2196"]
[BlackElo "2418"]
[PlyCount "15"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Ne5 h6 6. g4 Bh7 7. h4 Nfd7 8. Bd3 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.11"]
[Round "7.3"]
[White "Postler, Reinhard"]
[Black "Jurkatis, Hagen"]
[Result "1-0"]
[Annotator "TA"]
[ECO "C41"]
[WhiteElo "2189"]
[BlackElo "1952"]
[PlyCount "89"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,89,19,20,34,29,30,22,33,33,31,17,16,20,25,28,74,58,93,77,92,83,103,118,147,148,154,118,163,162,168,107,163,170,158,122,264,199,252,239,296,311,270,230,321,283,331,189,190,191,188,148,201,196,205,204,188,104,163,139,190,177,342,226,404,403,453,453,453,453,856,851,802,805,809,745,987,743]} 1. e4 {[%emt 0:00:05]} d6 {[%emt 0:00:03]} 2. d4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:02]} 3. Nc3 {[%emt 0:00:14]} e5 {[%emt 0:00:02]} 4. Nf3 {[%emt 0:00:34]} Nbd7 {[%emt 0:00:03]} 5. Be2 {[%emt 0:01:06]} Be7 {[%emt 0:00:13]} 6. O-O {[%emt 0:00:19]} O-O {[%emt 0:00:47]} 7. Re1 {[%emt 0:00:17]} c6 {[%emt 0:01:20]} 8. a4 {[%emt 0:00:30]} Re8 {C41: Philidor Defence.} 9. a5 {[%emt 0:00:30]} Qc7 10. Bf1 {[%emt 0:00:30]} Nf8 {The position is equal.} 11. d5 $146 {[%emt 0:00:30]} (11. h3 Ng6 12. g3 h6 13. d5 Bd7 14. a6 b6 15. dxc6 Bxc6 16. Nd5 Nxd5 17. exd5 {½-½ Abella Vazquez,C (2120)-Martin Duque,J (2354) Guimaraes 2nd 2018 (5)}) 11... Ng6 12. Nd2 {[%emt 0:00:30]} Bg4 13. f3 {[%emt 0:00:30]} Bd7 14. Nc4 {[%emt 0:00:30]} Nh5 (14... h6 $11) 15. Be3 {[%emt 0:00:30]} Rf8 16. Bf2 {[%emt 0:00:30]} Nhf4 17. Ne3 {[%emt 0:00:30]} Rfe8 18. a6 {[%emt 0:00:30] White plays on the queen side and is better} Bf8 19. axb7 {[%emt 0:00:30]} Qxb7 20. Ra2 {[%emt 0:00:30]} Be7 21. dxc6 {[%emt 0:00:30]} Bxc6 22. Nf5 {[%emt 0:00:30]} (22. Nc4 $18) 22... Red8 (22... d5 $16) 23. g3 $18 {[%emt 0:00:30]} Ne6 24. Bc4 {[%emt 0:00:30] White is much more active.} Nc5 (24... Nc7 $16) 25. Bd5 {[%emt 0:00:30]} Rd7 {[#]} (25... a5 $142 26. Bxc6 Qxc6) 26. b4 $1 {[%emt 0:00:30][%mdl 512]} Bxd5 (26... Ne6 27. b5) 27. Nxd5 {[%emt 0:00:30]} Ne6 28. c3 {[%emt 0:00:30]} Qc6 29. Qa1 {[%emt 0:00:30]} Nc7 30. Nfe3 {[%emt 0:00:30]} (30. Rxa7 $6 Rxa7 31. Qxa7 Nxd5 32. exd5 Qc8 $18) (30. b5 $142 Qxb5 31. Rb1 (31. Bxa7 $2 Nxd5 32. Bf2 Rxa2 $19)) 30... Bd8 31. Nxc7 {[%emt 0:00:30]} (31. Rxa7 Rxa7 32. Qxa7 Na6 $11) 31... Qxc7 32. Nd5 {[%emt 0:00:30] Dodges Ne7} Qb7 (32... Qc8 $16 33. b5 (33. Bxa7 Qc4 $16) (33. Rxa7 $2 Rdxa7 34. Bxa7 Qb7 $19) 33... Rb8) 33. Rd1 {[%emt 0:00:30]} Ne7 34. Nxe7+ {[%emt 0:00:30]} Bxe7 35. Ra4 {[%emt 0:00:30]} ({White should play} 35. Rd5 $18) 35... Bd8 (35... Rc7 $16) 36. c4 {[%emt 0:00:30]} h6 (36... f5 $16 37. Qb1 (37. exf5 Qxf3 38. c5 Qxf5 $16) 37... a5) 37. Kg2 {[%emt 0:00:30]} Qc6 $2 (37... Bb6 {keeps fighting.} 38. c5 dxc5) 38. Qa2 {[%emt 0:00:30][%cal Oa4a6] Hoping for Ra6!.} (38. Bxa7 Qxc4 39. Bf2 Rb8 $11) (38. Rxa7 $2 {loses.} Rdxa7 39. Bxa7 Bc7 $19 (39... Qxc4 $2 40. Rxd6 Qe2+ 41. Kh3 $19)) 38... Be7 $2 (38... a5 39. b5 (39. bxa5 Ra6 $18) 39... Qb7) 39. b5 {[%emt 0:00:30][%cal Bb4b5,Bb5b6][%mdl 32]} ({And not} 39. Rxa7 Rdxa7 40. Bxa7 Qb7 $17) 39... Qb7 {[#]} 40. b6 $1 {[%emt 0:00:30][%mdl 512] White is clearly winning.} a6 41. Ra1 {[%emt 0:30:30][%cal Ra4a6]} f5 (41... Rdd8 $142 42. Rxa6 Rxa6 43. Qxa6 Qxa6 44. Rxa6 Rb8) 42. Rxa6 {[%emt 0:00:30]} Rad8 43. Ra7 {[%emt 0:00:30]} Qc8 44. Rxd7 {[%emt 0:00:30]} Rxd7 45. c5+ {[%emt 0:00:30] Weighted Error Value: White=0.22 (precise) /Black=0.64  Mistake:       	White=3     	Black=10     Inaccurate:     	White=1     	Black=3      OK:         	White=15    	Black=9      Best:        	White=2     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.11"]
[Round "7.4"]
[White "Ahlberg, Matthias"]
[Black "Hildebrand, Gerald"]
[Result "1-0"]
[Annotator "NA RC"]
[ECO "B95"]
[WhiteElo "2067"]
[BlackElo "2016"]
[PlyCount "27"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} c5 {[%emt 0:00:09]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:00:12]} Nf6 {[%emt 0:00:52]} 4. d4 {[%emt 0:00:38]} cxd4 {[%emt 0:00:09]} 5. Nxd4 {[%emt 0:00:03]} a6 {[%emt 0:00:11]} 6. Bg5 {[%emt 0:00:48]} e6 {[%emt 0:01:17]} 7. Be2 Be7 {[%emt 0:00:30]} 8. Qd2 b5 {[%emt 0:00:30]} 9. Bf3 Bb7 {[%emt 0:00:30]} 10. Rd1 Qc7 {[%emt 0:00:30]} 11. Bxf6 Bxf6 {[%emt 0:00:30]} 12. Ndxb5 axb5 {[%emt 0:00:30]} 13. Nxb5 Qb6 {[%emt 0:00:30]} 14. Nxd6+ 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.12"]
[Round "8.1"]
[White "Niehaus, Frank"]
[Black "Heinig, Wolfram"]
[Result "1-0"]
[Annotator "TA"]
[ECO "B48"]
[WhiteElo "2109"]
[BlackElo "2196"]
[PlyCount "51"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,51,15,20,-20,-20,-5,-14,-15,-14,-9,0,0,19,29,87,104,106,93,109,112,91,92,150,28,35,37,49,41,461,343,443,11,466,441,441,441,441,441]} 1. e4 {[%emt 0:00:11]} c5 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:28]} e6 {[%emt 0:00:27]} 3. d4 {[%emt 0:00:13]} cxd4 {[%emt 0:00:18]} 4. Nxd4 {[%emt 0:00:05]} a6 {[%emt 0:00:08]} 5. Nc3 {[%emt 0:00:16]} Qc7 {[%emt 0:00:26]} 6. Bd3 {[%emt 0:00:32]} Nf6 {[%emt 0:00:42]} 7. O-O {[%emt 0:00:40]} Nc6 {[%emt 0:01:49]} 8. Be3 {[%emt 0:01:42]} Ne5 {[%emt 0:03:01]} 9. f4 {[%emt 0:01:50] B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Nfg4 {[%emt 0:02:05]} 10. Bd2 {[%emt 0:10:15]} Bc5 {[%emt 0:00:45]} 11. Nce2 {[%emt 0:03:47] The position is equal.} Nxd3 $146 {[%emt 0:17:59]} (11... Nc6 $5 12. c3 d6 $11) (11... Qb6 12. fxe5 Bxd4+ 13. Nxd4 Qxd4+ 14. Kh1 Nf2+ 15. Rxf2 Qxf2 16. Bb4 h5 17. Bc4 Qb6 {1-0 Butkiewicz,L (2397)-Ponizil,C (2377) CZE-chT1E 1213 2012 (4.1)}) 12. cxd3 {[%emt 0:00:05] A sharp opening} e5 {[%emt 0:11:55]} 13. fxe5 {[%emt 0:00:17]} Qxe5 {[%emt 0:00:55][%csl Gg4][%cal Re5h2]} 14. Bf4 {[%emt 0:00:06]} Bxd4+ {[%emt 0:00:22]} (14... Qf6 $11 {remains equal.} 15. Kh1 O-O) 15. Kh1 $16 {[%emt 0:00:05]} Qf6 {[%emt 0:16:00] Hoping for ...Nf2+.} 16. Nxd4 {[%emt 0:00:23]} Qxd4 {[%emt 0:00:31]} 17. Qxg4 {[%emt 0:00:06] Strongly threatening Qg3.} O-O {[%emt 0:00:19][%cal Of7f6] Black is weak on the dark squares} 18. Qg3 {[%emt 0:00:09] White is more active.} Re8 {[%emt 0:01:39] Against Be5} (18... d6 $142) 19. e5 {[%emt 0:09:07]} (19. Bd6 $16 Re6 20. e5) 19... d5 {[%emt 0:10:07][%cal Oc8f5]} 20. exd6 {[%emt 0:00:38][%cal Be5d6,Bd6d7][%mdl 32]} Bf5 {[%emt 0:00:12][%cal Bc8f5,Bf5d3,Bd3b5][%mdl 32]} 21. Rfe1 $40 {[%emt 0:19:57][%mdl 128] White is up to no good.} Qxd3 $2 {[%emt 0:03:40][%mdl 8192]} (21... f6 $14) 22. Qxd3 {[%emt 0:04:49]} Bxd3 {[%emt 0:00:14]} 23. Rxe8+ $1 {[%emt 0:07:56]} Rxe8 {[%emt 0:00:03] [#]} 24. d7 $1 {[%emt 0:00:18] White is clearly winning.} Rd8 {[%emt 0:00:29][%cal Of7f6]} 25. Re1 {[%emt 0:00:06] White wants to mate with Re8+.} Bb5 {[%emt 0:01:40] [#]} 26. Bc7 $1 {[%emt 0:00:18] Weighted Error Value: White=0.24 (precise) /Black=0.52  Loses game:     	---       	Black=2      Mistake:       	White=1     	Black=2      OK:         	White=6     	Black=3      Best:        	White=4     	Black=1      Strong:       	White=3     	---} ({Weaker is} 26. Bg5 f6 (26... Rxd7 27. Re8#) 27. Bd2 Bxd7 $17 (27... Rxd7 28. Bb4 $17)) 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.12"]
[Round "8.2"]
[White "Meister, Jakob"]
[Black "Postler, Reinhard"]
[Result "1-0"]
[Annotator "TA"]
[ECO "D35"]
[WhiteElo "2418"]
[BlackElo "2189"]
[PlyCount "67"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 15,67,24,17,0,31,25,39,23,30,29,28,12,7,9,21,20,17,21,20,11,18,11,17,3,12,-8,16,0,0,0,20,0,34,48,31,36,50,56,39,54,46,37,58,49,55,41,110,113,163,170,233,225,222,206]} 1. d4 {[%emt 0:00:02]} d5 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:12]} e6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:16]} Nf6 {[%emt 0:00:08]} 4. cxd5 {[%emt 0:00:07]} exd5 {[%emt 0:00:02]} 5. Bg5 {[%emt 0:00:09]} Be7 {[%emt 0:00:10]} 6. e3 {[%emt 0:00:09]} c6 {[%emt 0:00:30]} 7. Bd3 {[%emt 0:00:21]} Nbd7 {[%emt 0:00:26]} 8. Nge2 {[%emt 0:00:16]} h6 {[%emt 0:06:54]} 9. Bf4 {[%emt 0:00:19] D35: Queen's Gambit Declined: Exchange Variation.} Nb6 {[%emt 0:04:00]} 10. Qc2 {[%emt 0:03:05]} Bd6 {[%emt 0:00:27]} 11. h3 {[%emt 0:00:23] White is slightly better.} Bxf4 {[%emt 0:01:43]} 12. Nxf4 {[%emt 0:00:59]} Qd6 {[%emt 0:09:52]} 13. O-O-O {[%emt 0:02:25]} Bd7 {[%emt 0:03:30]} 14. Kb1 {[%emt 0:00:14]} g5 $146 {[%emt 0:08:35]} (14... O-O-O 15. Rc1 Kb8 16. Na4 Nxa4 17. Qxa4 Rc8 18. Rc3 Rc7 19. Ne2 Rhc8 20. Qa3 Qxa3 21. Rxa3 Ne8 22. g4 Nd6 23. Ng3 Rf8 24. Rc3 {½-½ Mekhitarian,K (2559)-Molina,R (2381) BRA-ch 89th Recife 2023 (6)}) 15. Nfe2 {[%emt 0:02:24][%cal Bf4e2,Be2c1,Bc1b3,Bb3c5][%mdl 32]} Qe7 {[%emt 0:01:31]} 16. Nc1 {[%emt 0:01:56]} O-O-O {[%emt 0:00:34]} 17. Nb3 {[%emt 0:00:02]} Kb8 {[%emt 0:00:42]} 18. Rhe1 {[%emt 0:01:27]} Rhe8 {[%emt 0:01:38]} 19. f3 {[%emt 0:01:03]} Bc8 {[%emt 0:01:51]} 20. e4 {[%emt 0:02:12][%cal Be3e4,Be4e5][%mdl 32]} Be6 {[%emt 0:13:46]} 21. Bf1 {[%emt 0:06:46]} Nh5 {[%emt 0:02:41]} 22. Nc5 {[%emt 0:04:41]} Qc7 {[%emt 0:03:31]} 23. e5 {[%emt 0:01:52]} Nd7 {[%emt 0:04:20]} 24. Nxe6 {[%emt 0:03:58]} Rxe6 {[%emt 0:00:46]} 25. Bd3 {[%emt 0:00:58]} Ng7 {[%emt 0:03:12]} 26. g3 {[%emt 0:01:22][%cal Bg2g3,Bg3g4][%mdl 32]} f6 {[%emt 0:09:06]} 27. f4 {[%emt 0:00:28]} fxe5 {[%emt 0:00:39]} 28. fxe5 {[%emt 0:01:51] NOTEXT-51077 White (e5)} Nb6 {[%emt 0:02:39]} 29. Rf1 {[%emt 0:01:06]} a6 {[%emt 0:01:50]} 30. Ne2 {[%emt 0:05:29][%cal Bc3e2,Be2g3,Bg3f5,Bf5d6][%mdl 32]} Qe7 {[%emt 0:02:45]} (30... Rc8 $14) 31. g4 $16 {[%emt 0:01:05]} Qe8 {[%emt 0:04:17]} (31... Qc7 $16 32. Qc1 Nc8) 32. Ng3 {[%emt 0:00:42] White is clearly better.} Re7 {[%emt 0:01:18]} (32... c5 {was necessary.}) 33. Nf5 $18 {[%emt 0:02:22]} Rc7 {[%emt 0:00:02]} 34. Nd6 {[%emt 0:03:19] Weighted Error Value: White=0.06 (flawless) /Black=0.14 (very precise)   Mistake:       	---       	Black=3      Inaccurate:     	---       	Black=2      OK:         	White=13    	Black=10} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.12"]
[Round "8.3"]
[White "Federau, Juergen"]
[Black "Ahlberg, Matthias"]
[Result "1-0"]
[Annotator "TA"]
[ECO "D19"]
[WhiteElo "2124"]
[BlackElo "2067"]
[PlyCount "141"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 20,141,16,0,115,120,122,134,145,139,171,179,411,411,399,433,432,420,438,413,472,479,433,188,186,179,178,185,172,164,167,167,172,172,176,156,189,185,180,185,158,71,91,69,178,181,191,187,184,181,245,233,243,255,252,204,204,204,241,260,248,252,255,250,369,353,568,515,516,511,529,529,529,529,522,522,511,496,515,467,465,460,488,484,526,421,454,320,458,458,460,337,337,317,321,313,288,-29972,278,180,278,258,834,816,816,583,579,577,532,498,563,561,651,651,643,626,628,600,5068,5068,3786,3809,4185,1721]} 1. d4 {[%emt 0:00:04]} c6 {[%emt 0:00:10]} 2. c4 {[%emt 0:00:05]} d5 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:07]} Nf6 {[%emt 0:00:09]} 4. Nc3 {[%emt 0:00:48]} dxc4 {[%emt 0:00:24]} 5. a4 {[%emt 0:00:17]} Bf5 {[%emt 0:00:24]} 6. e3 {[%emt 0:00:08]} e6 {[%emt 0:00:40]} 7. Bxc4 {[%emt 0:00:11]} Bb4 {[%emt 0:02:50]} 8. O-O {[%emt 0:00:08]} Nbd7 {[%emt 0:01:21]} 9. Qe2 {[%emt 0:01:13]} O-O {[%emt 0:04:02]} 10. Ne5 {[%emt 0:16:03]} Nxe5 {[%emt 0:09:09]} 11. dxe5 {[%emt 0:00:18]} Bxc3 {[%emt 0:01:23] D19: Slav Defence: 5 a4 Bf5 6 e3: Main line with 9 Qe2.} (11... Ne4 $11 {remains equal.}) 12. bxc3 $16 {[%emt 0:00:29]} Nd7 {[%emt 0:10:53]} 13. e4 {[%emt 0:01:25][%cal Be3e4,Be4f5][%mdl 32]} Bg6 {[%emt 0:01:51] White is clearly better.} 14. f4 {[%emt 0:00:27] White is more active.} h6 $146 {[%emt 0:04:16]} (14... Qa5 15. Ba3 Rfe8 16. Bd6 Qxc3 17. Rae1 Nb6 18. Ba2 Qd4+ 19. Kh1 Qxa4 20. Bb1 Rad8 {½-½ Zuchowski Filho,E-Faini,M BRA TBI-C-IX-X-S-013 corr 1993 (1)}) 15. f5 {[%emt 0:05:54]} exf5 {[%emt 0:04:09]} (15... Bh7) 16. exf5 $18 {[%emt 0:00:20]} Bh7 {[%emt 0:08:27]} 17. e6 {[%emt 0:03:30]} fxe6 {[%emt 0:00:50]} 18. Bxe6+ {[%emt 0:01:34] This pair of bishops is nice.} Kh8 {[%emt 0:01:26]} 19. Rd1 $1 {[%emt 0:18:43]} Qe8 {[%emt 0:01:15]} 20. Rxd7 {[%emt 0:03:08][%cal Oc1h6]} Bxf5 {[%emt 0:01:32] [#]} 21. Bxh6 $1 {[%emt 0:03:38][%mdl 512]} Qxe6 {[%emt 0:03:10] Black is weak on the dark squares} 22. Bxg7+ {[%emt 0:01:35] White attacks} Kg8 {[%emt 0:00:27][%cal Bh8g8,Bg8f7,Bf7e6][%mdl 32]} 23. Qxe6+ {[%emt 0:00:47]} Bxe6 {[%emt 0:00:02]} 24. Rxb7 {[%emt 0:00:39]} Rf7 {[%emt 0:07:28]} 25. Rxf7 {[%emt 0:00:31]} Kxf7 {[%emt 0:00:16][%mdl 4096] Endgame KRB-KRB. White is two pawns up.} 26. Bd4 {[%emt 0:00:20]} a5 {[%emt 0:00:29]} 27. Rb1 {[%emt 0:08:46]} Bd5 {[%emt 0:03:07]} 28. Rb7+ {[%emt 0:04:35]} Ke6 {[%emt 0:00:29]} 29. Ra7 {[%emt 0:03:34]} Rb8 {[%emt 0:04:58]} 30. c4 {[%emt 0:03:31]} (30. Rxa5 Rb1+ 31. Kf2 Rb2+ 32. Kg3 Rxg2+ 33. Kh3 Rd2 $16) (30. h3 $142) 30... Bxc4 $16 {[%emt 0:01:33]} 31. Rxa5 {[%emt 0:00:25]} Rb4 {[%emt 0:04:14] [#]} ({Better is} 31... Bd5 $14) 32. Re5+ $1 $18 {[%emt 0:08:50]} Kf7 {[%emt 0:02:41]} 33. a5 {[%emt 0:02:38]} Bd5 {[%emt 0:01:11]} 34. Bc3 {[%emt 0:01:34]} Rb3 {[%emt 0:04:08]} (34... Rc4) 35. Re3 {[%emt 0:01:25]} Ra3 {[%emt 0:00:36]} 36. h4 {[%emt 0:04:55]} Kg6 {[%emt 0:01:47]} 37. Kf2 {[%emt 0:03:05]} Ra2+ {[%emt 0:01:21]} 38. Re2 {[%emt 0:00:06]} Ra4 {[%emt 0:00:24]} 39. g3 {[%emt 0:00:18]} Ra3 {[%emt 0:01:27]} 40. Re3 {[%emt 0:00:50]} Ra2+ {[%emt 0:01:07]} 41. Ke1 {[%emt 0:12:50]} Rc2 {[%emt 0:03:10]} (41... Rg2 42. Kd1 Kf5) 42. Bd2 {[%emt 0:02:26]} Kh5 $2 {[%emt 0:02:20]} (42... Ra2 43. g4 Kf7) 43. Ra3 {[%emt 0:01:48]} Kg4 {[%emt 0:04:09]} 44. a6 {[%emt 0:01:39][%cal Ba5a6,Ba6a7][%mdl 32]} c5 {[%emt 0:00:13]} 45. a7 {[%emt 0:00:46]} Ba8 {[%emt 0:00:09]} 46. Kd1 {[%emt 0:01:53]} Rb2 {[%emt 0:00:41]} 47. Kc1 {[%emt 0:00:42]} Rb7 {[%emt 0:00:39]} 48. Bf4 {[%emt 0:00:29]} Kf5 {[%emt 0:03:34]} 49. Kc2 {[%emt 0:02:15]} Ke4 {[%emt 0:00:27]} 50. Bb8 {[%emt 0:03:04]} Kd4 {[%emt 0:00:35]} 51. Rd3+ {[%emt 0:00:51]} Kc4 {[%emt 0:00:16]} 52. Re3 {[%emt 0:01:50]} Rf7 {[%emt 0:01:04]} 53. Rc3+ {[%emt 0:01:39]} Kd4 {[%emt 0:00:52]} (53... Kb4 $142) 54. Rd3+ {[%emt 0:01:18]} Kc4 {[%emt 0:00:24]} 55. Rd2 {[%emt 0:00:53]} Be4+ {[%emt 0:00:37]} 56. Kb2 {[%emt 0:02:27]} Rb7+ {[%emt 0:00:34]} 57. Ka1 {[%emt 0:02:33]} Rf7 {[%emt 0:01:25]} 58. Ra2 $4 {[%emt 0:01:17][%mdl 8192]} (58. Re2 $18 Ba8 59. h5) 58... Kb3 $4 {[%emt 0:01:20][%mdl 8192]} (58... Rf1+ {mates} 59. Kb2 Rb1+ 60. Ka3 Rb3+ 61. Ka4 Bc6+ 62. Ka5 Rb5+ 63. Ka4 Rxb8+ (63... Rb2+ $2 64. Ka5 $19) 64. Ka5 Rb5+ 65. Ka4 Rb2+ (65... Rb7+ $2 66. Ka5 $19) 66. Ka5 Rxa2+ 67. Kb6 Kd5 68. g4 Kd6 69. g5 Rb2+ 70. Ka5 Kc7 71. a8=N+ Kb7 (71... Bxa8 72. Ka4 Bd5 73. h5 Kc6 74. h6 Ra2#) 72. Nb6 Ra2+ 73. Na4 Rxa4#) 59. Bf4 {[%emt 0:00:40]} (59. a8=B $2 Rf1#) 59... Rd7 {[%emt 0:01:00]} (59... Ba8 {was necessary.} 60. Rb2+ Kc3 61. Be5+ Kd3) 60. Rb2+ {[%emt 0:00:42]} (60. a8=R $2 {is a self mate.} Rd1+) 60... Ka3 $2 {[%emt 0:00:11]} (60... Kc3 61. Be5+ Kc4) 61. Rd2 {[%emt 0:00:59] White is clearly winning.} Re7 {[%emt 0:00:49]} 62. Bd6 {[%emt 0:00:33]} Rf7 {[%emt 0:00:30]} 63. Bxc5+ {[%emt 0:00:53]} Kb3 {[%emt 0:00:10] ( -> ...Rf1+)} 64. Rb2+ {[%emt 0:00:22]} Kc3 {[%emt 0:00:11]} 65. Bf2 {[%emt 0:00:35]} Rd7 {[%emt 0:00:27] ( -> ...Rd1+)} 66. Be1+ {[%emt 0:00:23]} Kc4 {[%emt 0:00:55]} 67. Rb4+ {[%emt 0:00:29]} Kd3 {[%emt 0:00:09]} 68. Bf2 {[%emt 0:00:34][%cal Ob4e4] Hoping for Rxe4!.} Bc6 {[%emt 0:04:19] [#]} 69. Rd4+ $1 {[%emt 0:00:33][%mdl 512]} Rxd4 {[%emt 0:00:09]} 70. Bxd4 {[%emt 0:00:05]} Kxd4 {[%emt 0:00:07]} 71. h5 {[%emt 0:00:08] Weighted Error Value: White=0.19 (very precise) /Black=0.32  Missed win:     	White=1     	Black=1      Mistake:       	White=2     	Black=7      Inaccurate:     	White=1     	---        OK:         	White=28    	Black=15     Best:        	White=4     	Black=6      Strong:       	White=2     	---} (71. g4 $142 Ke5 72. Kb2) 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.12"]
[Round "8.4"]
[White "Kreutzkamp, Hans-Rudolf"]
[Black "Jurkatis, Hagen"]
[Result "1-0"]
[Annotator "TA"]
[ECO "B07"]
[BlackElo "1952"]
[PlyCount "59"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,59,53,46,52,17,30,37,49,44,52,0,12,0,45,42,37,55,80,25,31,16,88,65,89,-39,175,91,157,143,147,119,156,109,150,160,228,128,217,139,210,207,1261,1239,5585,2727,2328,2154,29988,29989,29979,29978]} 1. e4 {[%emt 0:00:03]} d6 {[%emt 0:00:03]} 2. d4 {[%emt 0:00:11]} Nf6 {[%emt 0:00:02]} 3. Bd3 {[%emt 0:01:06]} e5 {[%emt 0:00:02]} 4. d5 {[%emt 0:00:44]} Be7 {[%emt 0:00:05]} 5. c4 {[%emt 0:01:37]} c6 {[%emt 0:01:36]} 6. Nc3 {[%emt 0:01:18]} O-O {[%emt 0:00:26][%cal Ob7b5] B07: Pirc Defence: Miscellaneous Systems.} 7. h3 {[%emt 0:00:34]} cxd5 {[%emt 0:02:38]} 8. cxd5 {[%emt 0:00:10]} a6 {[%emt 0:01:13] White is slightly better.} 9. Nge2 $146 {[%emt 0:04:01]} (9. Nf3 Nbd7 10. Be3 b6 11. b4 Bb7 12. O-O Rc8 13. Qd2 b5 14. a3 Nb6 15. Bxb6 Qxb6 {1-0 Graw,R (1805)-Knaak,H (1768) GER-ch Seniors 23rd 2011 (9)}) 9... Nbd7 {[%emt 0:04:57]} 10. g4 {[%emt 0:01:08]} ({White should try} 10. Ng3 $14) 10... Ne8 {[%emt 0:01:40]} 11. Ng3 {[%emt 0:00:22]} g6 {[%emt 0:00:33]} 12. Bh6 {[%emt 0:03:17]} Ng7 {[%emt 0:00:08]} 13. Qd2 {[%emt 0:00:32]} Re8 {[%emt 0:06:24]} 14. O-O-O {[%emt 0:01:14]} (14. O-O $16) 14... b5 {[%emt 0:01:27]} 15. Kb1 {[%emt 0:01:47]} Nb6 {[%emt 0:02:00]} (15... Nc5 $11) 16. Rdg1 {[%emt 0:03:16][%cal Og3f5]} Ra7 {[%emt 0:17:52] [#]} 17. Nf5 {[%emt 0:01:00][%csl Oh6] Strong Square White (h6)} Bf8 $2 {[%emt 0:00:18] [#]} (17... gxf5 $15 {stays ahead.} 18. gxf5 Bf6) 18. h4 {[%emt 0:05:52]} (18. Bg5 $1 $18 f6 19. Nh6+ Kh8 20. Be3) 18... b4 {[%emt 0:09:07] [#]} (18... gxf5 $142 19. gxf5 b4) 19. Ne2 $1 $16 {[%emt 0:00:47] Bg5 would now be deadly.} gxf5 {[%emt 0:00:20]} 20. gxf5 {[%emt 0:00:21][%cal Og1g2]} f6 {[%emt 0:02:39]} 21. Rg2 {[%emt 0:01:22] White has more active pieces.} (21. Qxb4 $6 Kh8 $14) (21. Be3 $142) 21... Kh8 {[%emt 0:10:45][%cal Ob4b3] [#]} 22. Rhg1 $1 {[%emt 0:00:42][%mdl 1024] White has strong compensation.} (22. Qxb4 $6 Nd7 $11) 22... Ree7 {[%emt 0:10:50]} (22... a5 $16) 23. Ng3 {[%emt 0:02:26]} (23. Qxb4 Rab7 $11) (23. Be3 $18) 23... Qe8 {[%emt 0:03:41] Inhibits h5.} (23... Na4 $16) 24. Be2 {[%emt 0:02:57][%cal Og3h5]} ({Worse is} 24. Qxb4 Reb7 $11) (24. f4 Nd7 $14) 24... Qf7 {[%emt 0:00:37]} (24... Qa4 $16) 25. Nh5 $18 {[%emt 0:07:21]} ({Don't take} 25. Qxb4 $6 Nxd5 26. exd5 Qxd5 $16) 25... Nxf5 {[%emt 0:09:40]} (25... Ne8 26. Rg8+ (26. Qxb4 Bxh6 27. Qxb6 Rec7 $15) 26... Qxg8 27. Rxg8+ Kxg8) 26. Nxf6 {[%emt 0:27:37]} (26. Rg8+ Qxg8 27. Rxg8+ Kxg8 $14) 26... Ng7 {[%emt 0:04:59]} 27. Bxg7+ {[%emt 0:03:06]} Bxg7 {[%emt 0:00:08] [#]} 28. Qh6 $1 {[%emt 0:00:56][%csl Gf6][%cal Rh6h7][%mdl 512]} Qg8 {[%emt 0:02:31]} (28... Qxf6 29. Qxf6) 29. Nxg8 {[%emt 0:02:09]} Kxg8 {[%emt 0:00:47]} 30. Qxd6 {[%emt 0:01:56] Weighted Error Value: White=0.28 (precise) /Black=0.97  Loses game:     	---       	Black=1      Mistake:       	White=6     	Black=6      Inaccurate:     	White=2     	Black=3      OK:         	White=3     	Black=3      Best:        	White=1     	---        Strong:       	White=2     	---} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.13"]
[Round "9.1"]
[White "Meister, Jakob"]
[Black "Niehaus, Frank"]
[Result "1-0"]
[Annotator "TA"]
[ECO "B07"]
[WhiteElo "2418"]
[BlackElo "2109"]
[PlyCount "123"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,123,37,42,41,66,43,47,34,39,11,79,19,25,26,42,22,84,42,34,46,108,88,103,93,152,152,148,150,162,156,147,151,164,154,121,96,97,79,79,54,51,0,0,0,0,0,0,-63,-46,-79,-41,-42,28,41,47,27,64,26,64,48,63,28,180,62,114,122,158,64,79,75,122,88,169,104,161,0,160,93,157,91,143,109,152,103,119,0,141,152,183,175,169,169,195,195,197,197,212,207,271,267,295,189,233,0,385,343,483,470,847,852,1178,1042,1857,1550,29989,1940]} 1. d4 {[%emt 0:00:58]} Nf6 {[%emt 0:00:30]} 2. Nc3 {[%emt 0:00:30]} g6 {[%emt 0:01:06]} 3. e4 {[%emt 0:01:20]} d6 {[%emt 0:00:07]} 4. Be3 {[%emt 0:00:10]} c6 {[%emt 0:01:57]} 5. h3 {[%emt 0:01:23]} Nbd7 {[%emt 0:01:12]} 6. Nf3 {[%emt 0:04:16] B07: Pirc Defence: Miscellaneous Systems.} Qa5 {[%emt 0:02:15]} 7. Bd3 {[%emt 0:04:29]} Bg7 {[%emt 0:00:47]} 8. O-O {[%emt 0:00:59] White is slightly better.} O-O {[%emt 0:00:05]} 9. Nd2 {[%emt 0:03:18]} Qc7 {[%emt 0:02:29]} (9... e5 $11) 10. a4 {[%emt 0:05:57]} (10. f4 $1 $16) 10... e5 $11 {[%emt 0:02:10]} 11. dxe5 {[%emt 0:08:33]} dxe5 {[%emt 0:00:25]} 12. a5 $146 {[%emt 0:00:23]} (12. Bc4 a5 13. Qe2 Nh5 14. Bb3 Nf4 15. Qf3 b6 16. Kh2 Nc5 17. Bxc5 bxc5 18. Ne2 {0-1 Matras,O (2200)-Priehoda,V (2256) Ceske Budejovice op-A 2023 (9)}) 12... Re8 {[%emt 0:01:27]} (12... Rd8 $11 {remains equal.}) 13. b4 {[%emt 0:14:09]} Nf8 {[%emt 0:03:40][%cal Bd7f8,Bf8e6,Be6d4,Bd4f5,Bf5d6][%mdl 32]} 14. b5 {[%emt 0:02:27][%cal Oe3a7]} a6 {[%emt 0:09:16]} ({Black should try} 14... Bd7 $14) 15. bxa6 $1 $16 {[%emt 0:03:15]} bxa6 {[%emt 0:00:06]} 16. Nc4 {[%emt 0:00:13]} c5 {[%emt 0:09:02]} (16... Ne6 $142) 17. Nb6 {[%emt 0:03:53]} Ra7 {[%emt 0:01:02]} 18. Rb1 {[%emt 0:01:06] White is much more active.} Ne6 {[%emt 0:00:27]} 19. Ncd5 {[%emt 0:01:09][%csl Ob6] Strong Square White (b6)} Nxd5 {[%emt 0:01:17]} 20. exd5 {[%emt 0:01:02][%csl Od5] White has a strong passed pawn} (20. Nxd5 Qxa5 21. f3 Qd8 $14) 20... Nd4 {[%emt 0:02:53]} 21. c3 {[%emt 0:06:38]} Nf5 {[%emt 0:05:56]} 22. Bd2 {[%emt 0:05:39]} Nd6 {[%emt 0:01:25]} 23. Re1 {[%emt 0:01:50]} c4 {[%emt 0:06:18]} 24. Bf1 {[%emt 0:01:10]} Bd7 {[%emt 0:03:13]} 25. Be3 {[%emt 0:06:12]} (25. Nxd7 $14 Qxd7 26. Be3) 25... Bb5 $1 $11 {[%emt 0:01:55]} 26. Qc2 {[%emt 0:03:22]} Rb7 {[%emt 0:05:27]} 27. Rb4 {[%emt 0:01:40]} Bf8 {[%emt 0:03:26]} 28. g4 {[%emt 0:03:15] Prevents Nf5} (28. Rbb1 $11) 28... f5 $15 {[%emt 0:07:18]} 29. Rbb1 {[%emt 0:00:49]} f4 {[%emt 0:03:20]} 30. Bc1 {[%emt 0:00:43][%cal Be3c1,Bc1a3,Ba3b4][%mdl 32]} Rxb6 {[%emt 0:05:40]} (30... Nf7 $15) 31. axb6 $11 {[%emt 0:00:03]} Qxb6 {[%emt 0:00:05]} 32. Ba3 $1 $36 {[%emt 0:02:32][%mdl 2048] White has good play.} Qc7 {[%emt 0:00:34]} 33. Bb4 {[%emt 0:00:32]} Qf7 {[%emt 0:01:16]} 34. Rbd1 {[%emt 0:00:22]} Qd7 {[%emt 0:01:55]} 35. Qd2 {[%emt 0:02:12]} Bg7 $2 {[%emt 0:01:26] [#]} (35... Qd8 $11 {and Black has nothing to worry.}) 36. Bg2 {[%emt 0:00:36]} ({White has to play} 36. Bxd6 $1 $18 Qxd6 37. Re4) 36... Rd8 {[%emt 0:03:01]} (36... Bf8 $14) 37. Qa2 $16 {[%emt 0:00:52]} Re8 {[%emt 0:05:30] [#]} 38. Be4 {[%emt 0:05:41]} (38. Bxd6 $1 $16 Qxd6 39. Re4) 38... Rd8 {[%emt 0:02:22]} 39. Qe2 {[%emt 0:00:23]} Re8 {[%emt 0:00:17]} (39... Bf6 $142) 40. Kg2 {[%emt 0:00:37]} Ra8 {[%emt 0:00:34]} (40... Bf6 $16) 41. Ra1 {[%emt 0:31:24]} (41. Bxd6 $18 Qxd6 42. g5) 41... Rd8 {[%emt 0:30:19]} (41... Bf6 $16 42. Qc2 Kg7) 42. Rad1 {[%emt 0:01:23]} Ra8 $1 {[%emt 0:00:51]} 43. Rb1 {[%emt 0:02:11]} (43. Bxd6 $142 Qxd6 44. g5) 43... Rd8 {[%emt 0:00:25]} (43... Bf6 $142 44. Bxd6 Qxd6) 44. Red1 {[%emt 0:01:04]} (44. Bxd6 $142 Qxd6 45. h4) 44... Re8 {[%emt 0:00:39]} (44... Bf6 $142) 45. f3 {[%emt 0:00:00]} Rd8 {[%emt 0:00:00]} 46. Bc2 {[%emt 0:00:00]} ({Better is} 46. Bxd6 Qxd6 47. g5) 46... Re8 {[%emt 0:00:00]} 47. Be4 {[%emt 0:00:00]} Rd8 $1 {[%emt 0:00:00]} 48. h4 {[%emt 0:00:00][%cal Bh3h4,Bh4h5][%mdl 32]} Re8 {[%emt 0:00:00]} 49. Rh1 {[%emt 0:00:00]} Rd8 {[%emt 0:00:00]} 50. Rbd1 {[%emt 0:00:00]} Qc7 {[%emt 0:00:00]} 51. h5 {[%emt 0:00:00]} g5 {[%emt 0:00:00]} 52. Bc2 {[%emt 0:00:00]} Bf6 {[%emt 0:00:00]} 53. Bxd6 {[%emt 0:00:00]} Qxd6 {[%emt 0:00:00]} 54. Qe4 {[%emt 0:00:00]} Rd7 {[%emt 0:00:00]} 55. Qf5 {[%emt 0:00:00]} Re7 {[%emt 0:00:00][%cal Oe5e4]} 56. Qe4 $2 {[%emt 0:00:00]} (56. Rhe1 $18) 56... Rc7 $2 {[%emt 0:00:00][%mdl 8192]} (56... Rd7 $1 $11 57. Rhe1 Kh8) 57. Ra1 $18 {[%emt 0:00:00]} Rb7 {[%emt 0:00:00]} (57... Rd7 $142 58. Rhd1 Qc5) 58. Rhb1 {[%emt 0:00:00]} Bd8 {[%emt 0:00:00]} (58... Qd7 $142 59. d6 Kf8 60. Rxb5 Rxb5 61. Rxa6 Rb8 62. Qxc4 (62. Qxh7 Qxh7 63. Bxh7 Bd8 $18) 62... Rb2) 59. Ba4 {[%emt 0:00:00]} Bb6 {[%emt 0:03:09]} 60. Bxb5 {[%emt 0:00:00]} Qc5 {[%emt 0:00:11] [#]} 61. Ra2 $1 {[%emt 0:00:00] Threatening mate with d6.} axb5 {[%emt 0:02:09]} (61... Ba7 62. Qxe5) 62. Qxe5 {[%emt 0:00:00] Weighted Error Value: White=0.34/Black=0.68  Loses game:     	---       	Black=1      Missed win:     	White=1     	---        Mistake:       	White=9     	Black=14     Inaccurate:     	White=5     	Black=6      OK:         	White=14    	Black=14     Best:        	White=1     	---        Strong:       	White=2     	Black=3} (62. Ra8+ $142 Qf8 63. Rxf8+ Kxf8 64. Rxb5 (64. Qf5+ Kg8 $18) 64... h6 65. d6 (65. Qxe5 Kf7 66. d6 Rb8 67. Qe7+ Kg8 68. d7 Ra8 69. Rxb6 Kh8 70. d8=Q+ Rxd8 71. Qxd8+ Kh7 72. Rb7#) (65. Qf5+ Kg7 66. d6 Rf7 67. Qg6+ Kf8 68. Rxb6 Ke8 69. d7+ Ke7 70. Qd6+ Kd8 71. Rb8#) 65... Rb8 66. Rxe5 (66. Qxe5 Kf7 67. Qf5+ Kg8 68. Qg6+ Kh8 69. Qxh6+ Kg8 70. Rxg5+ Kf7 71. Qh7+ Kf8 72. Qg8#) (66. Qf5+ Kg8 67. Rxe5 Be3 68. Qg6+ Kh8 69. Qxh6+ Kg8 70. Rxg5+ Kf7 71. Qh7+ Kf8 72. Qg8#) 66... Be3 67. Qg6 (67. Qxc4 Rb2+ 68. Kh3 Bb6 69. Rf5+ Kg7 70. Qf7+ Kh8 71. Qf8+ Kh7 72. Rf7#) (67. Qf5+ Kg8 68. Qg6+ Kh8 69. Qxh6+ Kg8 70. Rxg5+ Kf7 71. Qh7+ Kf8 72. Qg8#)) 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.13"]
[Round "9.2"]
[White "Federau, Juergen"]
[Black "Kreutzkamp, Hans-Rudolf"]
[Result "1/2-1/2"]
[Annotator "NA RC"]
[WhiteElo "2124"]
[PlyCount "2"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 Nf6 1/2-1/2

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.13"]
[Round "9.3"]
[White "Heinig, Wolfram"]
[Black "Hildebrand, Gerald"]
[Result "1-0"]
[Annotator "RC"]
[ECO "E01"]
[WhiteElo "2196"]
[BlackElo "2016"]
[PlyCount "75"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:08]} d5 {[%emt 0:00:08]} 2. Nf3 {[%emt 0:00:18]} Nf6 {[%emt 0:00:12]} 3. c4 {[%emt 0:00:16]} c6 {[%emt 0:00:21]} 4. Nc3 {[%emt 0:01:05]} e6 {[%emt 0:00:24]} 5. g3 {[%emt 0:01:40]} Nbd7 {[%emt 0:02:26]} 6. Bg2 {[%emt 0:00:13]} dxc4 {[%emt 0:03:37]} 7. O-O {[%emt 0:00:24]} Bb4 {[%emt 0:01:40]} 8. Qc2 {[%emt 0:05:38]} h6 {[%emt 0:01:32]} 9. Rd1 {[%emt 0:01:04]} Qa5 {[%emt 0:04:29]} 10. Bd2 {[%emt 0:07:35]} Nd5 {[%emt 0:03:34]} 11. Ne4 {[%emt 0:02:05]} Bxd2 {[%emt 0:00:15]} 12. Nd6+ {[%emt 0:00:31]} Ke7 {[%emt 0:00:43]} 13. Nxc4 {[%emt 0:00:18]} Qc7 {[%emt 0:04:32]} 14. Qxd2 {[%emt 0:02:05]} f6 {[%emt 0:05:11]} 15. Rac1 {[%emt 0:00:56]} Kf7 {[%emt 0:03:26]} 16. e4 {[%emt 0:03:42]} N5b6 {[%emt 0:00:12]} 17. Ne3 {[%emt 0:00:49]} Qd6 {[%emt 0:04:56]} 18. Qe2 {[%emt 0:02:42]} Qe7 {[%emt 0:02:31]} 19. Nh4 {[%emt 0:06:27]} Nf8 {[%emt 0:05:19]} 20. Nf3 {[%emt 0:04:12]} Nh7 {[%emt 0:04:27]} 21. Qc2 {[%emt 0:02:42]} Bd7 {[%emt 0:05:00]} 22. Qb3 {[%emt 0:00:26]} Rad8 {[%emt 0:01:17]} 23. a4 {[%emt 0:00:37]} Bc8 {[%emt 0:00:59]} 24. a5 {[%emt 0:02:52]} Nd7 {[%emt 0:00:20]} 25. a6 {[%emt 0:02:40]} Nb6 {[%emt 0:00:26]} 26. Nf5 {[%emt 0:04:22]} Qd7 {[%emt 0:02:32]} 27. axb7 {[%emt 0:03:41]} Bxb7 {[%emt 0:00:50]} 28. e5 {[%emt 0:00:29]} Nc8 {[%emt 0:01:58]} 29. exf6 {[%emt 0:03:12]} gxf6 {[%emt 0:00:09]} 30. Nxh6+ {[%emt 0:00:46]} Kg7 {[%emt 0:00:15]} 31. Ng4 {[%emt 0:01:32]} Nf8 {[%emt 0:03:47]} 32. Ne3 {[%emt 0:02:45]} Rh5 {[%emt 0:01:03]} 33. Rc5 {[%emt 0:02:11]} Rh8 {[%emt 0:01:33]} 34. h4 {[%emt 0:00:33]} Qe7 {[%emt 0:03:40]} 35. Rdc1 {[%emt 0:03:47]} Nb6 {[%emt 0:01:43]} 36. Qa3 {[%emt 0:01:14]} Nc8 {[%emt 0:01:53]} 37. d5 {[%emt 0:06:18]} exd5 {[%emt 0:05:57]} 38. Nf5+ {[%emt 0:00:30]} 1-0

[Event "41st OBSenEM 2025"]
[Site "Berlin"]
[Date "2025.02.13"]
[Round "9.4"]
[White "Postler, Reinhard"]
[Black "Hilbig, Olaf"]
[Result "1/2-1/2"]
[Annotator "TA"]
[WhiteElo "2189"]
[BlackElo "2015"]
[PlyCount "29"]
[EventDate "2025.02.04"]
[EventType "swiss"]
[EventCountry "GER"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,16,11,17,14,33,31,50,45,59]} 1. e4 {[%emt 0:00:06]} c5 {[%emt 0:00:06]} 2. Nf3 {[%emt 0:00:09]} d6 {[%emt 0:00:06]} 3. Bb5+ {[%emt 0:00:26]} Bd7 {[%emt 0:00:14]} 4. Bxd7+ {[%emt 0:00:15]} Qxd7 {[%emt 0:00:07]} 5. O-O {[%emt 0:00:15]} g6 {[%emt 0:00:22]} 6. Re1 {[%emt 0:01:05] B52: Sicilian: Moscow Variation with 3...Bd7.} Nc6 {[%emt 0:01:02]} 7. c3 {[%emt 0:00:23]} Bg7 {[%emt 0:00:15]} 8. d4 {[%emt 0:01:53]} cxd4 {[%emt 0:00:04] Black got outplayed after the opening.   Weighted Error Value: White=0.01 (flawless) /Black=0.15 (very precise)   OK:         	White=1     	---        Best:        	White=1     	---} 9. cxd4 $146 e6 10. Nc3 Nge7 11. Bf4 e5 12. Be3 exd4 13. Nxd4 O-O 14. Nxc6 Nxc6 15. Qd2 {1-0 Bacrot,E (2653)-Royal,S (2456) Titled Tuesday intern op 20th Dec Early blitz 2022 (5)} 1/2-1/2

