[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.1"]
[White "Petr, Martin"]
[Black "Motylev, Alexander"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "2488"]
[BlackElo "2633"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,71,-2,-4,-6,0,-14,0,-31,-24,-41,-39,-38,-37,-50,-45,-37,-17,-28,-12,-24,-13,-47,-47,-26,0,0,-9,0,70,50,123,108,136,27,37,-35,-33,-39,-29,-90,0,-96,-88,-82,0,-19,0,0,0,-24,-15,-14,28,-72,0,0,0,-129,-135,-95,0,0,0,-134]} 1. e4 {[%emt 0:00:07]} c5 {[%emt 0:00:14]} 2. Be2 {[%emt 0:00:09]} Nc6 {[%emt 0:00:23]} 3. f4 {[%emt 0:00:11]} d5 {[%emt 0:00:16]} 4. d3 {[%emt 0:00:23]} e6 {[%emt 0:00:18]} 5. Nf3 {[%emt 0:00:22]} Bd6 {[%emt 0:00:11]} 6. O-O {[%emt 0:02:11] B21: Sicilian: 2 f4 and Morra Gambit.} Nge7 {[%emt 0:00:06]} 7. c3 {[%emt 0:04:37]} O-O {[%emt 0:01:23]} 8. Kh1 {[%emt 0:06:36]} f6 {[%emt 0:04:10]} 9. Na3 {[%emt 0:02:23]} b6 {[%emt 0:03:08] [#]} 10. Nb5 $146 {[%emt 0:03:24]} ({Predecessor:} 10. Bd2 Bd7 11. Qe1 Ng6 12. g3 a6 13. Qf2 Nce7 14. c4 dxe4 15. dxe4 Bc6 16. Qe3 {0-1 (36) Moutousis,K (2448)-Halkias,S (2519) Athens 2001}) 10... Bb8 {[%emt 0:01:24]} 11. a4 {[%emt 0:00:04]} Ng6 {[%emt 0:03:30]} 12. g3 {[%emt 0:01:22]} a6 {[%emt 0:01:03]} 13. Na3 {[%emt 0:00:04]} Ra7 {[%emt 0:00:36]} 14. Be3 {[%emt 0:05:38]} Rd7 {[%emt 0:02:10] And now ...dxe4 would win.} 15. Qb1 {[%emt 0:05:44][%cal Oa4a5]} Bb7 {[%emt 0:02:54]} 16. b4 {[%emt 0:01:09]} c4 {[%emt 0:04:50]} 17. dxc4 {[%emt 0:17:57]} dxe4 {[%emt 0:05:43]} 18. Nd4 {[%emt 0:00:02]} (18. Qxe4 Nd4 $1 {[%mdl 512]} 19. Qxb7 Rxb7 $17) 18... Qc8 {[%emt 0:18:17]} (18... Nxd4 $11 19. cxd4 Ne7) 19. b5 {[%emt 0:07:23]} axb5 {[%emt 0:03:25]} ({Black should play} 19... Nxd4 $14 20. cxd4 axb5) 20. Nxc6 $1 $16 {[%emt 0:02:57] White is more active.} Bxc6 {[%emt 0:07:56]} 21. axb5 {[%emt 0:04:40]} (21. cxb5 $16 Bb7 22. Nc4 (22. Bxb6 Qxc3 23. Qc1 Qd2 $14)) 21... Bb7 $11 {[%emt 0:01:15][%cal Od7d3]} 22. Kg1 {[%emt 0:00:52]} (22. Bxb6 e3+ 23. Kg1 (23. Bf3 $2 e2 $19) 23... Rd2 $11) ({White should try} 22. c5 $14 bxc5 23. Nc4) 22... Bd6 $15 {[%emt 0:04:13] Strongly threatening ...Bc5.} 23. Nc2 {[%emt 0:00:37]} (23. Bxb6 $2 Bc5+ 24. Bxc5 Qxc5+ 25. Rf2 e3 $19) 23... Bc5 {[%emt 0:00:56] White must now prevent ...Rd2.} 24. Rd1 {[%emt 0:05:57] Against Rd2} (24. Qe1 $11) 24... e5 {[%emt 0:09:33]} (24... Rxd1+ $17 25. Qxd1 e5) 25. f5 {[%emt 0:05:25]} (25. Rxd7 $11 {remains equal.} Qxd7 26. Bxc5 bxc5 27. Qd1 Qxd1+ 28. Rxd1) 25... Rxd1+ $17 {[%emt 0:06:25]} 26. Qxd1 {[%emt 0:00:20]} Rd8 {[%emt 0:00:54]} (26... Qxf5 27. Bxc5 bxc5 28. Bg4 $14) (26... Ne7 $17 27. Qf1 Nxf5 28. Bxc5 Qxc5+ 29. Qf2 Qxf2+ 30. Kxf2 Kf7) 27. Qe1 {[%emt 0:05:43]} (27. Qc1 $5 {[%cal Rf5g6]} Ne7 28. g4 $15) 27... Qxf5 {[%emt 0:01:56]} 28. Bxc5 {[%emt 0:00:05]} bxc5 {[%emt 0:00:07]} 29. Ne3 {[%emt 0:00:04]} Qg5 {[%emt 0:01:43]} 30. Bg4 {[%emt 0:00:25]} Rd3 {[%emt 0:01:07]} 31. Kf2 {[%emt 0:04:41]} (31. Be6+ $11 Kf8 32. Ng2 (32. Nd5 Nf4 $17)) 31... Nf4 {[%emt 0:10:48]} 32. h4 $11 {[%emt 0:00:01]} Qg6 {[%emt 0:00:36][%cal Od3e3] aiming for ...Rxe3!} 33. Bf5 {[%emt 0:03:28]} (33. Ra7 $11 {keeps the balance.}) 33... Qh5 $17 {[%emt 0:02:16]} 34. Bg4 {[%emt 0:00:08] [#] Against Qf3+} Qg6 {[%emt 0:00:37]} 35. Bf5 {[%emt 0:00:17] Really sharp!} Qh5 {[%emt 0:01:25]} (35... Qh6 $11 36. Ra7 Rxe3 37. Qxe3 Nd3+ 38. Ke2 Nc1+ 39. Kd2 Nb3+ 40. Ke2 Nc1+ 41. Kf2 (41. Kd2 Nb3+ 42. Ke2 Nc1+ $11) 41... Nd3+ 42. Ke2 Nc1+) 36. Bg4 {[%emt 0:00:08] Weighted Error Value: White=0.28 (precise) /Black=0.21 (precise)} 1/2-1/2

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.2"]
[White "Raja Harshit"]
[Black "Garriga Cazorla, Pere"]
[Result "1/2-1/2"]
[WhiteElo "2479"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 12,19,14,22,31,26,34,25,31,26]} 1. e4 {[%emt 0:01:14]} e5 {[%emt 0:00:32]} 2. Nf3 {[%emt 0:00:13]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:10]} Nf6 {[%emt 0:00:16]} 4. O-O {[%emt 0:05:00]} Nxe4 {[%emt 0:03:50]} 5. Re1 {[%emt 0:00:46]} Nd6 {[%emt 0:01:06]} 6. Nxe5 {[%emt 0:00:10]} Be7 {[%emt 0:00:13]} 7. Bf1 {[%emt 0:00:13]} Nf5 {[%emt 0:01:01] C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 8. Nf3 {[%emt 0:03:40]} O-O {[%emt 0:00:08]} 9. d4 {[%emt 0:00:16]} d5 {[%emt 0:00:07]} 10. c3 {[%emt 0:02:11] [#] An uneventful encounter.  Weighted Error Value: White=0.02 (flawless) /Black=0.03 (flawless)} {Predecessor:} Bd6 $146 11. Bd3 Re8 12. Rxe8+ Qxe8 13. Na3 a6 14. Nc2 g6 15. Bg5 Qf8 16. Qd2 f6 {½-½ (55) Svidler,P (2694)-Nakamura,H (2736) Chess.com INT 2021} 1/2-1/2

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.3"]
[White "Kozak, Antoni"]
[Black "Iniyan, P."]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2459"]
[BlackElo "2518"]
[Annotator "RC"]
[PlyCount "73"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:03]} Nf6 {[%emt 0:07:54]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:01:12]} 3. g3 {[%emt 0:02:42]} d5 {[%emt 0:00:27]} 4. Bg2 {[%emt 0:00:41]} d4 {[%emt 0:01:11]} 5. e3 {[%emt 0:08:05]} c5 {[%emt 0:02:09]} 6. d3 {[%emt 0:02:48]} Nc6 {[%emt 0:00:20]} 7. exd4 {[%emt 0:00:16]} cxd4 {[%emt 0:00:25]} 8. O-O {[%emt 0:04:44]} Bd6 {[%emt 0:01:19]} 9. Bg5 {[%emt 0:00:45]} h6 {[%emt 0:01:16]} 10. Bxf6 {[%emt 0:00:04]} Qxf6 {[%emt 0:00:21]} 11. Nbd2 {[%emt 0:09:18]} Qd8 {[%emt 0:00:23]} 12. a3 {[%emt 0:11:06]} a5 {[%emt 0:00:16]} 13. Qa4 {[%emt 0:01:37]} Bd7 {[%emt 0:00:56]} 14. Ne4 {[%emt 0:05:09]} Be7 {[%emt 0:01:44]} 15. c5 {[%emt 0:24:49]} e5 {[%emt 0:00:33]} 16. Rfe1 {[%emt 0:09:41]} O-O {[%emt 0:15:38]} 17. Rac1 {[%emt 0:00:10]} b6 {[%emt 0:21:34]} 18. Qc4 {[%emt 0:03:59]} Rb8 {[%emt 0:11:08]} 19. Qd5 {[%emt 0:02:00]} Be8 {[%emt 0:12:01]} 20. Qxd8 {[%emt 0:00:43]} Bxd8 {[%emt 0:00:26]} 21. cxb6 {[%emt 0:01:29]} Rxb6 {[%emt 0:00:56]} 22. Nd6 {[%emt 0:00:22]} f6 {[%emt 0:00:10]} 23. Nxe8 {[%emt 0:02:28]} Rxe8 {[%emt 0:00:07]} 24. Nd2 {[%emt 0:03:39]} Ne7 {[%emt 0:00:12]} 25. Nc4 {[%emt 0:00:40]} Rb3 {[%emt 0:01:55]} 26. f4 {[%emt 0:00:49]} exf4 {[%emt 0:05:07]} 27. Nd6 {[%emt 0:01:59]} Rf8 {[%emt 0:00:22]} 28. Nc8 {[%emt 0:00:16]} Rxd3 {[%emt 0:07:09]} 29. Nxe7+ {[%emt 0:00:05]} Bxe7 {[%emt 0:00:03]} 30. Rxe7 {[%emt 0:00:28]} fxg3 {[%emt 0:00:04]} 31. Rcc7 {[%emt 0:01:51]} Rd1+ {[%emt 0:00:05]} 32. Bf1 {[%emt 0:00:02]} gxh2+ {[%emt 0:00:22]} 33. Kxh2 {[%emt 0:00:04]} Rb8 {[%emt 0:00:23]} 34. Rxg7+ {[%emt 0:02:05]} Kf8 {[%emt 0:00:07]} 35. Rh7 {[%emt 0:01:05]} Rxb2+ {[%emt 0:00:11]} 36. Kh3 {[%emt 0:00:26]} Rb3+ {[%emt 0:00:06]} 37. Kh4 {[%emt 0:00:05]} 1-0

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.4"]
[White "Santiago, Yago De Moura"]
[Black "Niedbala, Bartlomiej"]
[Result "1-0"]
[ECO "E41"]
[WhiteElo "2498"]
[BlackElo "2384"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 21,79,0,0,-8,10,-30,-29,-111,-117,-121,-104,-104,-118,-104,-108,-138,-129,-184,-103,-97,-63,-70,-76,-76,-76,-82,-100,-83,-75,-87,-81,-89,0,-99,19,19,81,89,101,104,91,98,329,318,308,307,452,432,460,464,468,450,496,479,29971,311,29972,29973,29995,29996]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:04:26]} 2. c4 {[%emt 0:00:20]} e6 {[%emt 0:00:19]} 3. Nc3 {[%emt 0:00:25]} Bb4 {[%emt 0:00:14]} 4. e3 {[%emt 0:00:31]} c5 {[%emt 0:00:13]} 5. Bd3 {[%emt 0:03:54]} Nc6 {[%emt 0:01:05]} 6. Nf3 {[%emt 0:03:12]} Bxc3+ {[%emt 0:01:06]} 7. bxc3 {[%emt 0:00:08]} d6 {[%emt 0:00:11]} 8. O-O {[%emt 0:06:34]} e5 {[%emt 0:02:23]} 9. Nd2 {[%emt 0:00:25]} O-O {[%emt 0:03:15]} 10. d5 {[%emt 0:03:47]} Ne7 {[%emt 0:01:21]} 11. Qc2 {[%emt 0:00:08]} Ng6 {[%emt 0:15:58]} 12. f4 {[%emt 0:10:31] E41: Nimzo-Indian: Rubinstein: 4...c5 5 Bd3, including Hübner Variation.} Ng4 {[%emt 0:08:02]} 13. Nf3 {[%emt 1:07:00]} (13. Ne4 $5 {[%cal Rf4f5]}) 13... f5 {[%emt 0:03:59][%cal Bf7f5,Bf5g4][%mdl 32] Hoping for ...e4.} 14. h3 {[%emt 0:00:00]} (14. Be2 $11) 14... e4 $17 {[%emt 0:18:45]} 15. hxg4 {[%emt 0:00:00]} exd3 {[%emt 0:00:16]} 16. Qxd3 {[%emt 0:00:00]} fxg4 {[%emt 0:00:07]} 17. Ng5 {[%emt 0:00:00] [#]} Qe8 $146 {[%emt 0:01:42]} ({Predecessor:} 17... Qf6 18. Bd2 h6 19. Ne4 Qf5 20. Qb1 Rd8 21. Be1 b6 22. Bg3 Ba6 23. Nd2 Qxb1 24. Raxb1 {1-0 (52) Wessman,R (2435)-Kiik,K (2365) Helsinki 1993}) 18. Qb1 {[%emt 0:00:00]} h6 {[%emt 0:08:20]} 19. Ne4 {[%emt 0:00:00]} (19. Ne6 $17 Bxe6 20. dxe6) 19... Qe7 {[%emt 0:02:48]} (19... Nh4 $19 20. g3 (20. Nxd6 Qh5 $17) 20... Nf3+ 21. Kg2 Qg6) 20. Ng3 {[%emt 0:00:00]} Qh4 {[%emt 0:02:19]} 21. Kf2 {[%emt 0:00:00]} ({Reject} 21. Qxg6 Qxg3 22. f5 (22. Qxd6 $2 Qh4 $19) 22... Rf6 23. Qe8+ Kh7 $17) 21... Ne5 {[%emt 0:02:52]} 22. Rh1 {[%emt 0:00:00]} Qf6 {[%emt 0:04:13]} 23. Qb3 {[%emt 0:00:00]} b5 {[%emt 0:07:27]} 24. cxb5 {[%emt 0:00:00]} c4 {[%emt 0:00:03]} 25. Qc2 {[%emt 0:00:00]} Nd3+ {[%emt 0:01:03]} 26. Kg1 {[%emt 0:00:00]} Bb7 {[%emt 0:01:00]} ({Black should try} 26... a6 $17 27. bxa6 Rxa6) 27. e4 {[%emt 0:00:00] [#]} (27. Rh5 $11) 27... Nxf4 {[%emt 0:02:10]} (27... Bxd5 $1 $17 {[%cal Oa8e8] aiming for ...Rae8!} 28. exd5 Rae8) 28. Nf5 $11 {[%emt 0:00:00]} Nxd5 {[%emt 0:04:08]} 29. Bxh6 $1 $16 {[%emt 0:00:00][%cal Bc1h6,Bh6g7,Bg7c3][%mdl 32]} Qxc3 {[%emt 0:02:38]} 30. Qxc3 {[%emt 0:00:00][%mdl 64] Remove Defender. Dancing on a razor blade.} Nxc3 {[%emt 0:00:02]} 31. Bxg7 {[%emt 0:00:00]} Rxf5 $2 {[%emt 0:01:48]} 32. Bxc3 $18 {[%emt 0:00:00]} Bxe4 {[%emt 0:01:33]} 33. Re1 {[%emt 0:00:00]} Bd5 {[%emt 0:00:25]} (33... Rxb5 $142 34. Rxe4 Rb1+ 35. Re1 Rxe1+ 36. Bxe1 Kf7) 34. Re7 {[%emt 0:00:00][%csl Gc3][%cal Rh1h8]} Kf8 {[%emt 0:00:18]} 35. Rc7 {[%emt 0:00:00]} Rg5 {[%emt 0:00:58] Against Bg7+} 36. Rhh7 {[%emt 0:00:00]} Rg8 {[%emt 0:00:31]} 37. Bf6 {[%emt 0:00:00] Threatens to win with Be7+.} Rb8 {[%emt 0:00:31]} (37... Rg6 $18) 38. Be7+ {[%emt 0:00:00]} Ke8 {[%emt 0:00:01]} 39. Bxd6 {[%emt 0:00:00]} Ra8 {[%emt 0:00:38]} 40. Rcd7 {[%emt 0:00:00] What a bad dream for Black.  Weighted Error Value: White=0.17 (very precise) /Black=0.59} 1-0

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.5"]
[White "Mladek, Richard"]
[Black "Sankalp Gupta"]
[Result "1/2-1/2"]
[ECO "E51"]
[WhiteElo "2361"]
[BlackElo "2505"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 13,77,0,0,0,5,10,2,8,12,0,20,10,11,0,6,5,22,14,14,4,8,6,36,21,35,26,36,30,33,47,30,0,51,0,35,27,47,0,0,0,0,0,0,0,0,0,0,0,22,27,53,8,8,8,8,9,8,8,8,8,8,8,10,0,0,4]} 1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:02:48]} 2. c4 {[%emt 0:00:09]} e6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:05]} Bb4 {[%emt 0:00:05]} 4. e3 {[%emt 0:00:05]} O-O {[%emt 0:00:05]} 5. Bd2 {[%emt 0:00:04]} d5 {[%emt 0:00:12]} 6. Nf3 {[%emt 0:00:17]} b6 {[%emt 0:00:07]} 7. cxd5 {[%emt 0:00:12]} exd5 {[%emt 0:00:02]} 8. Rc1 {[%emt 0:00:14] E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} Bb7 {[%emt 0:00:10] 8...Bb7 scores better than 8...a6.} 9. Bd3 {[%emt 0:00:09]} Be7 {[%emt 0:00:09]} 10. O-O {[%emt 0:01:02]} c5 {[%emt 0:00:14]} 11. dxc5 {[%emt 0:01:02]} bxc5 {[%emt 0:01:45]} 12. Re1 {[%emt 0:00:12]} Re8 {[%emt 0:00:13]} 13. Qb3 {[%emt 0:00:53] [#]} Qb6 $146 {[%emt 0:03:45]} ({Predecessor:} 13... Bc6 14. Qc2 Nbd7 15. b3 d4 16. Ne4 c4 17. Nxf6+ Nxf6 18. Nxd4 Bxg2 19. Kxg2 cxd3 20. Qxd3 {½-½ (63) Basso,P (2561)-Sonis,F (2483) Premium Chess Arena INT 2020}) 14. Na4 {[%emt 0:01:19]} Qxb3 {[%emt 0:00:03]} 15. axb3 {[%emt 0:00:07]} Ba6 {[%emt 0:00:07]} 16. Bf1 {[%emt 0:03:11]} Bxf1 {[%emt 0:01:39]} 17. Kxf1 {[%emt 0:00:05]} Na6 {[%emt 0:04:38]} 18. Bc3 {[%emt 0:03:51]} Reb8 {[%emt 0:14:39]} 19. Red1 {[%emt 0:14:39]} Rxb3 {[%emt 0:07:29]} 20. Bxf6 {[%emt 0:00:24]} Bxf6 {[%emt 0:07:23]} 21. Rxd5 {[%emt 0:08:31]} Rb4 {[%emt 0:06:07]} 22. b3 {[%emt 0:16:40]} Be7 {[%emt 0:06:22] Inhibits Rd6.} (22... Rxb3 $11 23. Rd6 (23. Nxc5 Rb5 $11) 23... Nb4) 23. Nd2 {[%emt 0:01:31] Pair of Knights!} (23. Rd7 $14 Bf8 24. Nd2) 23... Kf8 {[%emt 0:00:03]} (23... Rb7 $5 {[%cal Ra6b4]}) 24. Ke2 {[%emt 0:02:56]} g6 {[%emt 0:02:40]} 25. Nc3 {[%emt 0:09:14]} (25. Rd3 $14 {is superior.}) 25... Rb7 $11 {[%emt 0:01:58]} 26. Re5 {[%emt 0:00:19]} Nb4 {[%emt 0:03:53]} 27. Na4 {[%emt 0:04:35]} Rd8 {[%emt 0:00:08] [#] aiming for ...Nd3.} 28. Re4 {[%emt 0:04:24]} ({Don't play} 28. Nxc5 Bxc5 29. Rcxc5 (29. Rexc5 Nd3 $17) 29... Rbd7 $17) 28... Nd3 {[%emt 0:08:12]} 29. Rc2 {[%emt 0:00:19]} Rbd7 {[%emt 0:00:02]} 30. Nf3 {[%emt 0:02:17]} f5 {[%emt 0:00:55]} 31. Rec4 {[%emt 0:00:47]} g5 {[%emt 0:00:18]} 32. g4 {[%emt 0:05:31]} (32. Ne1 $5 {[%cal Re1d3]}) 32... fxg4 {[%emt 0:11:36] The position is equal.} 33. Rxg4 {[%emt 0:00:18]} h5 {[%emt 0:00:02]} 34. Re4 {[%emt 0:01:22]} g4 {[%emt 0:01:08]} 35. Ne5 {[%emt 0:02:00]} Nxe5 {[%emt 0:00:03]} 36. Rxe5 {[%emt 0:00:05]} Rd5 {[%emt 0:00:05]} 37. Rxd5 {[%emt 0:02:54]} Rxd5 {[%emt 0:00:02]} 38. e4 {[%emt 0:03:49]} Rd4 {[%emt 0:00:31]} 39. Nxc5 {[%emt 0:01:47] Weighted Error Value: White=0.08 (flawless) /Black=0.09 (flawless)} 1/2-1/2

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.6"]
[White "Stremavicius, Titas"]
[Black "Seemann, Jakub"]
[Result "1/2-1/2"]
[ECO "A27"]
[WhiteElo "2508"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,68,10,55,42,52,41,51,56,62,62,58,53,54,52,53,41,39,39,58,34,38,24,59,36,39,12,6,15,23,24,27,0,17,10,29,39,47,0,0,0,2,0,0,-39,-50,-62,-42,-84,-92,-130,-131,-289,-291,-265,0,0,0,0,0,0,0]} 1. c4 {[%emt 0:00:04]} e5 {[%emt 0:00:13]} 2. Nc3 {[%emt 0:00:05]} d6 {[%emt 0:00:05]} 3. g3 {[%emt 0:02:34]} Nc6 {[%emt 0:00:07]} 4. Nf3 {[%emt 0:00:10]} Nd4 {[%emt 0:00:13]} 5. Bg2 {[%emt 0:05:05]} Nxf3+ {[%emt 0:01:16]} 6. Bxf3 {[%emt 0:00:47] [#] A27: English Opening: Three Knights Variation.} f5 $146 {[%emt 0:00:54]} ({Predecessor:} 6... c6 7. d4 exd4 8. Qxd4 Be6 9. O-O Bh3 10. Rd1 h5 11. Ne4 f6 12. Bf4 c5 13. Qd5 Qc7 14. Nxd6+ {1-0 (14) Molina,V (822)-Trebichalsky,R (642) LSS email 2012}) 7. d4 {[%emt 0:03:01]} e4 {[%emt 0:00:57]} 8. Bg2 {[%emt 0:00:10] White is slightly better.} Nf6 {[%emt 0:00:57]} 9. f3 {[%emt 0:06:38]} exf3 {[%emt 0:01:30]} 10. exf3 {[%emt 0:00:08]} Be7 {[%emt 0:03:08]} 11. O-O {[%emt 0:02:10]} O-O {[%emt 0:00:25]} 12. a3 {[%emt 0:00:07]} Be6 {[%emt 0:07:39]} 13. Qd3 {[%emt 0:00:52]} c6 {[%emt 0:13:00]} 14. d5 {[%emt 0:02:35]} cxd5 {[%emt 0:05:35]} 15. cxd5 {[%emt 0:00:10]} Bf7 {[%emt 0:04:25]} 16. Qxf5 {[%emt 0:07:37]} (16. Bh3 $5 {[%cal Rh3f5]}) 16... Bg6 {[%emt 0:02:35]} 17. Qf4 {[%emt 0:08:59]} Ne4 {[%emt 0:04:47]} 18. Qe3 {[%emt 0:00:37]} (18. Nxe4 Rxf4 19. Bxf4 Qb6+ 20. Kh1 Bxe4 21. fxe4 g5 $17) 18... Nxc3 {[%emt 0:03:17]} 19. Qxc3 {[%emt 0:00:10]} Bf6 {[%emt 0:00:12]} 20. Qb4 {[%emt 0:00:38]} Re8 {[%emt 0:04:27] Inhibits Be3.} 21. Bf4 {[%emt 0:02:16]} Re2 {[%emt 0:01:00]} (21... a5 $5 {[%cal Ra5b4]} 22. Qb5 (22. Qxb7 Re2 $17) (22. Qxd6 Qxd6 23. Bxd6 Bd3 $11) 22... Ra6 $11) 22. Rad1 {[%emt 0:04:07]} (22. Bxd6 $2 Rxb2 23. Qf4 Qb6+ 24. Kh1 Rxg2 $1 {[%mdl 512]} 25. Kxg2 Bxa1 $19) 22... Rc8 {[%emt 0:12:54] White must now prevent ...a5.} 23. Rd2 {[%emt 0:10:53]} ({But not} 23. Qxd6 $2 Rcc2 24. Qxd8+ Bxd8 $19) ({Not} 23. Bxd6 $2 Rxb2 24. Bh3 Rxb4 $19) ({Avoid the trap} 23. Qxb7 $2 Rcc2 24. Rd2 Rexd2 25. Bxd2 Rxd2 $19) 23... Rxd2 {[%emt 0:00:42]} 24. Bxd2 {[%emt 0:00:44]} Rc2 {[%emt 0:02:16]} 25. b3 {[%emt 0:04:52]} Bf7 {[%emt 0:06:17]} 26. Bf4 {[%emt 0:08:34]} Bxd5 {[%emt 0:01:33]} 27. Rd1 {[%emt 0:00:32]} Bc6 {[%emt 0:13:27]} 28. Rxd6 {[%emt 0:12:54] [#]} Qe8 {[%emt 0:04:30] Threatens to win with ...Qe2.} 29. Rxf6 {[%emt 0:01:50]} gxf6 {[%emt 0:01:25]} 30. Bf1 $2 {[%emt 0:00:02]} (30. Bh6 $17) 30... Bxf3 $19 {[%emt 0:02:07][%cal Oa7a5] aiming for ...a5!} 31. Bh6 {[%emt 0:05:31]} Bd5 $2 {[%emt 0:03:35]} (31... Qd8 $19 {...Kf7 is the strong threat.} 32. Bc4+ Kh8) 32. Qg4+ $1 $11 {[%emt 0:02:26] The position is equal.} Qg6 {[%emt 0:00:00]} 33. Qd7 {[%emt 0:00:07] The board is on fire.} Qxh6 {[%emt 0:00:36][%csl Gc2][%cal Rh6h2]} 34. Qxd5+ {[%emt 0:00:15]} Kh8 {[%emt 0:00:04] Weighted Error Value: White=0.20 (precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.7"]
[White "Sorm, Daniel"]
[Black "Popovic, Dusan"]
[Result "0-1"]
[ECO "E71"]
[WhiteElo "2306"]
[BlackElo "2480"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 10,84,39,39,42,35,92,23,34,7,27,1,10,0,25,8,46,0,0,0,0,2,13,10,23,-25,0,-37,-3,-96,-94,-120,-129,-137,-126,-130,-120,-136,-113,-116,-77,-143,-70,-70,-70,-360,-325,-322,-308,-392,-393,-372,-318,-319,-303,-442,-418,-513,-547,-547,-541,-534,-509,-650,-629,-747,-746,-663,-708,-840,-819,-800,-748,-779,-764,-754,-716]} 1. d4 {[%emt 0:01:43]} Nf6 {[%emt 0:00:07]} 2. c4 {[%emt 0:00:07]} g6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:06]} Bg7 {[%emt 0:00:04]} 4. e4 {[%emt 0:00:06]} d6 {[%emt 0:00:04]} 5. h3 {[%emt 0:00:23]} Nbd7 {[%emt 0:00:48]} 6. Bd3 {[%emt 0:05:31]} e5 {[%emt 0:03:47] E71: King's Indian: 4 e4 d6 5 h3.} 7. d5 {[%emt 0:00:06]} h5 {[%emt 0:01:41] [#]} (7... c6 $14) 8. g3 $146 {[%emt 0:12:18]} ({White should try} 8. Nf3 $16) ({Predecessor:} 8. Nf3 a5 9. Be3 Bh6 10. Qd2 Bxe3 11. fxe3 Qe7 12. O-O-O Nc5 13. Bc2 a4 14. Rhf1 {0-1 (60) Nikolaidis,I (2545)-Kanakaris,G (2372) Lamia 2021}) 8... c6 {[%emt 0:03:55] White has an edge.} 9. Nge2 {[%emt 0:00:37]} a5 {[%emt 0:19:22]} 10. Be3 {[%emt 0:05:45]} (10. Bg5 {is more complex.} Nc5 11. Kf1 Bd7 12. Kg2) 10... Nc5 {[%emt 0:17:33]} 11. Bc2 {[%emt 0:03:27]} cxd5 {[%emt 0:01:14]} 12. cxd5 {[%emt 0:02:35]} (12. Bxc5 $5 dxc5 13. exd5 $11 (13. Nxd5 Nxd5 14. Ba4+ Bd7 $11)) 12... Bh6 {[%emt 0:01:13]} 13. Bxh6 {[%emt 0:01:57]} (13. Bxc5 $5 dxc5 14. Ba4+ Bd7 15. Qd3 $14) 13... Rxh6 {[%emt 0:00:47]} 14. Qd2 {[%emt 0:00:29]} Rh8 {[%emt 0:00:48][%cal Ob7b5]} 15. Qe3 {[%emt 0:08:17]} Bd7 {[%emt 0:01:04]} 16. f4 {[%emt 0:00:28]} Qe7 {[%emt 0:03:47]} 17. a4 {[%emt 0:00:29] Prevents b5.} (17. fxe5 $142 Qxe5 18. Nd4) 17... Rc8 {[%emt 0:02:29]} 18. Kd2 {[%emt 0:04:09]} Kd8 {[%emt 0:10:51] White should prevent ...exf4.} 19. Raf1 {[%emt 0:05:45]} (19. Rae1 $1 $11) 19... Re8 $17 {[%emt 0:01:34][%cal Of6e4,Bh8e8,Be8e5,Be5e1][%mdl 32]} 20. f5 {[%emt 0:14:41]} gxf5 {[%emt 0:00:15]} 21. exf5 {[%emt 0:00:09]} e4 {[%emt 0:08:07][%cal Be5e4,Be4d3,Bd3d2][%mdl 32]} 22. Qd4 {[%emt 0:03:34]} Qe5 {[%emt 0:00:40]} 23. Ke3 {[%emt 0:02:15]} Qxd4+ {[%emt 0:02:44]} (23... Bxf5 24. Qxe5 Rxe5 25. Nd4 Nxd5+ 26. Nxd5 $16) 24. Kxd4 {[%emt 0:01:08]} Re5 {[%emt 0:00:24]} 25. Rf4 {[%emt 0:10:04]} ({White should play} 25. g4) 25... Nd3 {[%emt 0:09:26] Black is much more active.} ({Don't play} 25... Rxf5 26. Rxf5 Bxf5 27. Rf1 Ne6+ 28. dxe6 fxe6 29. Bxe4 Nxe4 30. Nxe4 $18) (25... Na6 $17 {aiming for ...b5.} 26. Rc1 Nb4 27. Bxe4 Rc5) 26. Bxd3 $15 {[%emt 0:07:02]} exd3 {[%emt 0:00:02]} 27. Nc1 {[%emt 0:00:20][%mdl 8192] [#] Loses the game.} (27. Kxd3 $15 Bxf5+ 28. Kd2) 27... Nxd5 $1 {[%emt 0:07:40][%mdl 512]} 28. Nxd5 {[%emt 0:01:19] [#]} d2 $1 {[%emt 0:01:07]} (28... Bc6 29. Rd1 Bxd5 30. Kxd3 $17) 29. Nc3 {[%emt 0:06:38] [#] And now Nd3 would win.} Re1 $1 {[%emt 0:00:43] Chess con chili.} ({Inferior is} 29... dxc1=R 30. Rxc1 Bxa4 31. Kd3 $17) 30. Nb3 {[%emt 0:00:54]} Rxh1 {[%emt 0:01:32]} 31. Nxd2 {[%emt 0:00:09]} Rxh3 {[%emt 0:01:03]} 32. Nde4 {[%emt 0:00:39]} (32. Nc4 {keeps fighting.} Rxc4+ 33. Kxc4) 32... Rh2 $19 {[%emt 0:00:34]} 33. Rh4 {[%emt 0:02:11]} Rxh4 {[%emt 0:00:34] Black is clearly winning.} 34. gxh4 {[%emt 0:00:04][%mdl 4096] Endgame KRB-KNN} Rc6 {[%emt 0:00:48]} 35. f6 {[%emt 0:01:05]} Be6 {[%emt 0:00:29]} 36. Nb5 {[%emt 0:01:09]} Kd7 {[%emt 0:00:15] ...Rc4+ is the strong threat.} 37. Ke3 {[%emt 0:00:25]} Rc2 {[%emt 0:00:49]} 38. Nexd6 {[%emt 0:00:22]} b6 {[%emt 0:00:11]} 39. Kf4 {[%emt 0:00:36]} Rg2 {[%emt 0:00:08]} 40. Ne4 {[%emt 0:00:21]} Rg4+ {[%emt 0:00:08]} 41. Ke5 {[%emt 0:30:21]} Rxh4 {[%emt 0:31:18]} 42. Nd4 {[%emt 0:00:49]} Rg4 {[%emt 0:01:21] Weighted Error Value: White=0.52/Black=0.13 (very precise)} 0-1

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.8"]
[White "Docekal, Jan"]
[Black "Sedlak, Nikola"]
[Result "0-1"]
[ECO "A26"]
[WhiteElo "2244"]
[BlackElo "2476"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 23,54,3,24,23,23,14,9,16,29,13,18,26,14,0,36,32,36,36,28,26,35,30,35,31,36,27,35,-419,-408,-422,-424,-1061,-1085]} 1. c4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:32]} 2. Nc3 {[%emt 0:00:14]} g6 {[%emt 0:00:36]} 3. g3 {[%emt 0:00:05]} Bg7 {[%emt 0:00:23]} 4. Bg2 {[%emt 0:00:05]} O-O {[%emt 0:00:30]} 5. Nf3 {[%emt 0:00:05]} d6 {[%emt 0:00:32]} 6. O-O {[%emt 0:00:10]} e5 {[%emt 0:00:54]} 7. d3 {[%emt 0:00:12]} Nc6 {[%emt 0:00:49]} 8. Rb1 {[%emt 0:00:31]} a5 {[%emt 0:00:28]} 9. a3 {[%emt 0:00:38][%cal Ba2a3,Ba3b4,Bb4b5][%mdl 32]} Nd4 {[%emt 0:03:45]} 10. b4 {[%emt 0:06:04]} axb4 {[%emt 0:00:19]} 11. axb4 {[%emt 0:00:09]} c6 {[%emt 0:04:51]} 12. b5 {[%emt 0:01:59]} Bg4 {[%emt 0:06:12]} 13. Nxd4 {[%emt 0:03:18] A26: English Opening vs King's Indian with ...Nc6 and d3.} exd4 {[%emt 0:00:11]} 14. Ne4 {[%emt 0:00:38]} Nxe4 {[%emt 0:01:01]} 15. Bxe4 {[%emt 0:00:13] [#] The position is equal.} Ra2 $146 {[%emt 0:03:34]} ({Predecessor:} 15... d5 16. Bg2 dxc4 17. bxc6 bxc6 18. dxc4 Ra2 19. Re1 Qa5 20. h3 Bf5 21. Rb2 Rxb2 22. Bxb2 {0-1 (78) Grochal,J (2196)-Perske,T (2377) Vlissingen 2016}) 16. Re1 {[%emt 0:01:32]} Qd7 {[%emt 0:05:51]} 17. bxc6 {[%emt 0:03:41]} bxc6 {[%emt 0:00:12]} 18. Rb6 {[%emt 0:00:25]} d5 {[%emt 0:04:06]} (18... Qa7 $5 {[%cal Ra7b6]} 19. Rb3 (19. Rxc6 Bd7 $15) 19... Rc8 $11) 19. cxd5 {[%emt 0:04:39]} cxd5 {[%emt 0:00:09]} 20. Bf3 {[%emt 0:03:25]} Bxf3 {[%emt 0:08:23]} 21. exf3 {[%emt 0:00:04]} Ra1 {[%emt 0:04:43] [#] And now ...Qc7 would win.} 22. Qc2 {[%emt 0:06:20] Inhibits Qc7.} Rc8 {[%emt 0:08:13]} 23. Qb2 {[%emt 0:00:58]} Qa7 {[%emt 0:00:31][%cal Oa1c1] ...Raxc1! is the strong threat.} 24. Rb5 {[%emt 0:08:17]} h5 {[%emt 0:10:20][%cal Oh5h4]} 25. Qd2 $2 {[%emt 0:11:56][%mdl 8192] [#]} ({But not} 25. Rxd5 Kh7 $11) (25. Kg2 $14 {keeps the upper hand.}) 25... Qa6 $19 {[%emt 0:10:57]} 26. Rb3 {[%emt 0:03:31]} ({Reject} 26. Rxd5 Qc6 27. Qb2 Rxc1 $19) 26... Qc6 {[%emt 0:00:38]} 27. Bb2 {[%emt 0:04:01]} (27. Kg2 $142 Rxc1 28. Rxc1 Qxc1 29. Qxc1 Rxc1 30. Rb5) 27... Qc2 {[%emt 0:00:16] Weighted Error Value: White=0.83/Black=0.08 (flawless)} 0-1

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.9"]
[White "Wagner, Dennis"]
[Black "Sokolovsky, Yahli"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2586"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 16,81,31,0,0,0,0,-1,6,-2,23,37,36,29,25,29,18,31,38,33,80,59,75,62,109,21,83,58,69,29,200,192,190,33,36,52,54,52,117,110,121,20,87,85,92,91,79,95,68,82,122,43,98,98,115,75,129,123,231,237,242,232,348,328,29995,29996,29996,29997]} 1. e4 {[%emt 0:00:04]} e5 {[%emt 0:00:11]} 2. Nf3 {[%emt 0:00:07]} Nc6 {[%emt 0:00:05]} 3. Bb5 {[%emt 0:00:07][%cal Bf1b5,Bb5a4,Ba4b3,Bb3d5][%mdl 32]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:06]} 5. O-O {[%emt 0:00:09]} Be7 {[%emt 0:00:15]} 6. d3 {[%emt 0:00:13]} b5 {[%emt 0:00:40]} 7. Bb3 {[%emt 0:00:05]} O-O {[%emt 0:00:16]} 8. a4 {[%emt 0:00:11]} Bb7 {[%emt 0:00:31]} 9. Nc3 {[%emt 0:00:16]} Na5 {[%emt 0:02:47] C84: Closed Ruy Lopez: Unusual White 6th moves.} 10. Bd5 {[%emt 0:00:56]} c6 {[%emt 0:02:40]} 11. Ba2 {[%emt 0:00:06]} b4 {[%emt 0:04:38] The position is equal.} 12. Ne2 {[%emt 0:00:17]} d6 {[%emt 0:07:16]} 13. c3 {[%emt 0:02:49]} c5 {[%emt 0:00:28]} 14. cxb4 {[%emt 0:17:33]} cxb4 {[%emt 0:00:05]} 15. Ng3 {[%emt 0:00:05]} Rb8 {[%emt 0:11:19]} 16. Bd2 {[%emt 0:06:55] [#]} Bc8 $146 {[%emt 0:09:39]} ({Predecessor:} 16... d5 17. Nxe5 dxe4 18. dxe4 Nxe4 19. Nxe4 Bxe4 20. Qe2 Bd5 21. Bxd5 Qxd5 22. Rad1 Qe6 23. Rfe1 Bf6 {1-0 (69) Aveskulov,V (2529)-Ben Artzi,I (2419) Chess.com INT 2015}) 17. Rc1 {[%emt 0:06:39]} Nd7 {[%emt 0:12:16]} (17... Bg4 $14 {should be considered.}) 18. d4 $16 {[%emt 0:03:32]} exd4 {[%emt 0:03:35]} 19. Nxd4 {[%emt 0:00:54]} Nc5 {[%emt 0:00:32]} (19... Bf6 $14 {deserves consideration.} 20. Ngf5 Nc5) 20. Be3 {[%emt 0:30:02]} (20. Ndf5 $16) 20... Bf6 {[%emt 0:09:43]} (20... g6 $11) 21. Bd5 {[%emt 0:03:02]} Bb7 {[%emt 0:03:27]} 22. Nh5 {[%emt 0:06:35] Threatens to win with Nf5.} Nxe4 $2 {[%emt 0:12:40]} (22... Bxd5 $11 {and Black is okay.} 23. exd5 (23. Nxf6+ Qxf6 24. exd5 Rfe8 $14) 23... Re8) 23. Bxb7 $1 $18 {[%emt 0:00:35]} Rxb7 {[%emt 0:00:21]} 24. Qg4 $2 {[%emt 0:01:42]} (24. Nf5 $1 $18) 24... Bxd4 $14 {[%emt 0:02:35]} 25. Bxd4 {[%emt 0:03:17][%csl Gd4,Gh5][%cal Rg4g7]} f5 {[%emt 0:01:19]} 26. Qe2 {[%emt 0:01:16][%mdl 1024] White has compensation.} Qa8 {[%emt 0:06:38]} (26... Qg5 $14) 27. f3 $16 {[%emt 0:01:46]} Nc5 {[%emt 0:00:24]} 28. Rfe1 {[%emt 0:11:00]} (28. Bxc5 $6 dxc5 29. Rfe1 (29. Rxc5 Qa7 $11) 29... Rbf7 $11) ({White should try} 28. Nxg7 $16 {Nh5 is the strong threat.} Rxg7 29. Bxg7 Kxg7 30. Qe7+ Kg8 31. Qxd6) 28... Ncb3 {[%emt 0:03:54]} (28... Nab3 $11 {keeps the balance.} 29. Rcd1 Nxd4 30. Rxd4 a5) 29. Qe6+ {[%emt 0:01:35]} Kh8 {[%emt 0:00:01]} 30. Rcd1 {[%emt 0:00:52]} Nxd4 {[%emt 0:00:30]} 31. Rxd4 {[%emt 0:00:01]} Nc6 {[%emt 0:02:47]} 32. Rdd1 {[%emt 0:00:18]} (32. Rxd6 $2 Re7 33. Rxc6 (33. Qxe7 $2 Nxe7 34. Rxe7 Qc8 $19) 33... Rxe6 34. Rcxe6 g6 $19) 32... Qa7+ {[%emt 0:02:08] [#]} 33. Kh1 {[%emt 0:00:02] Active counter play!} ({Better is} 33. Kf1 $1 $16 {[%cal Oe6e8] aiming for Qe8!} Rd7 34. Qxf5) 33... Rd7 {[%emt 0:00:11] [#]} (33... Re7 $14 34. Qxd6 {[#]} Rfe8 $1 35. Rxe7 Qxe7 36. Qxe7 (36. Qxc6 $2 Qe1+ 37. Rxe1 Rxe1#) 36... Nxe7) 34. Qxf5 $1 $40 {[%emt 0:01:32][%cal Rf5f8][%mdl 128] White is out for blood.} Rdd8 {[%emt 0:02:29]} 35. Qe4 {[%emt 0:01:51]} Ne5 {[%emt 0:00:56]} (35... Qd7 $142) 36. Qxb4 {[%emt 0:01:06]} Rb8 {[%emt 0:00:32]} (36... a5 $16 {is a better defense.} 37. Qe4 Ng6) 37. Qxd6 $18 {[%emt 0:00:20]} Nc4 {[%emt 0:00:28]} 38. Qe6 {[%emt 0:00:36]} Qc5 {[%emt 0:00:30]} (38... Qf7 $142 39. Qxf7 (39. Qxa6 Nxb2 40. Ng3 Nxd1 $17) 39... Rxf7) 39. Nxg7 {[%emt 0:00:32] Black must now prevent Qh6.} ({Not} 39. Qxa6 Nxb2 40. Ng3 Nxd1 41. Rxd1 Rfd8 $17) 39... Kxg7 {[%emt 0:00:30]} (39... Rb6 $18 40. Qe4 Nd6) 40. Rd7+ {[%emt 0:00:23]} Kh8 {[%emt 0:00:08]} 41. Qh6 {[%emt 0:02:49] Weighted Error Value: White=0.20 (precise) /Black=0.54} 1-0

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.10"]
[White "Stefansson, Hannes"]
[Black "Wagh Suyog"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2534"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,123,15,10,12,35,30,37,26,33,26,27,26,27,27,51,22,19,0,0,-2,0,0,12,29,54,-75,-91,-90,-92,-87,-24,-87,-7,-9,0,-85,-29,-30,-26,-9,0,0,0,0,1,0,0,0,0,0,20,27,35,6,7,19,40,40,39,18,43,14,60,0,0,0,121,131,125,112,219,221,359,283,369,360,362,348,354,325,337,337,346,325,306,271,345,353,570,550,941,926,950,936,1564,1093,1844,1791,1781,1606,1599,1558,2262,2030,2189,1956,1811,1714,1367,1075,998,900,2280,2048,29986,29987]} 1. e4 {[%emt 0:00:04]} c5 {[%emt 0:02:41]} 2. Nf3 {[%emt 0:00:11]} d6 {[%emt 0:00:19]} 3. Bb5+ {[%emt 0:00:19]} Bd7 {[%emt 0:02:37]} 4. c4 {[%emt 0:00:49]} Bxb5 {[%emt 0:03:06]} 5. cxb5 {[%emt 0:00:08]} Nf6 {[%emt 0:00:06]} 6. Nc3 {[%emt 0:00:48] B52: Sicilian: Moscow Variation with 3...Bd7.} Nbd7 {[%emt 0:00:27]} 7. d4 {[%emt 0:05:12]} cxd4 {[%emt 0:00:34]} 8. Nxd4 {[%emt 0:00:14] White is slightly better.} g6 {[%emt 0:00:04][%cal Od6d5]} 9. O-O {[%emt 0:01:42]} Bg7 {[%emt 0:00:34]} 10. Qe2 {[%emt 0:00:59]} O-O {[%emt 0:00:07]} 11. Rd1 {[%emt 0:01:00]} Rc8 {[%emt 0:09:50]} 12. a4 {[%emt 0:04:43]} Qa5 {[%emt 0:16:49] [#]} 13. Nc2 $146 {[%emt 0:06:43]} ({Predecessor:} 13. Bd2 Qb4 14. Be1 Qc4 15. Nc6 Qe6 16. Nxa7 Ra8 17. b6 Nxb6 18. Nab5 Rfc8 19. a5 {0-1 (52) De Jong,M (2336)-Van Foreest,J (2547) Groningen 2015}) 13... Rfe8 {[%emt 0:07:49]} 14. Ra3 {[%emt 0:06:36]} Qc7 {[%emt 0:19:33]} 15. a5 {[%emt 0:03:20]} Ne5 {[%emt 0:01:27][%cal Bd7e5,Be5c4,Bc4e3][%mdl 32]} 16. Ra4 {[%emt 0:07:51]} e6 {[%emt 0:06:09][%cal Od6d5]} 17. Be3 {[%emt 0:02:19]} (17. Na3 $1 $14 {stays ahead.}) 17... Nc4 $17 {[%emt 0:11:18]} 18. Na3 {[%emt 0:10:05]} Nxe3 {[%emt 0:03:02]} (18... Nxa5 $2 19. b6 axb6 20. Nab5 $18) 19. Qxe3 {[%emt 0:00:37]} Qb8 {[%emt 0:02:11]} (19... d5 $1 $17 {[%cal Rd5d4] White must now prevent ...d4!} 20. g3 Ng4) 20. a6 {[%emt 0:08:19] [#]} (20. g3 $11 {keeps the balance.}) 20... b6 {[%emt 0:02:45]} ({Black should play} 20... bxa6 $1 $17 21. Rxa6 d5) 21. Nc2 $1 $11 {[%emt 0:07:46][%cal Ba3c2,Bc2d4,Bd4c6][%mdl 32]} d5 {[%emt 0:02:08] Strongly threatening ...Nxe4.} 22. e5 {[%emt 0:05:27]} (22. Nb4 $11) 22... Nd7 {[%emt 0:00:07]} (22... Ne4 $1 $17 23. Nxe4 Rxc2) 23. f4 {[%emt 0:00:30]} f6 {[%emt 0:04:15]} 24. exf6 {[%emt 0:00:41]} Bxf6 {[%emt 0:00:39]} 25. Nd4 {[%emt 0:01:54]} Qd6 {[%emt 0:03:07]} 26. Nc6 {[%emt 0:01:29] Pair of Knights!} Qc7 {[%emt 0:01:12]} 27. Qf2 {[%emt 0:04:54]} Nb8 {[%emt 0:00:30]} 28. Nd4 {[%emt 0:00:16]} Qg7 {[%emt 0:00:18]} 29. Nce2 {[%emt 0:02:03]} Rc5 {[%emt 0:00:22]} 30. Ra3 {[%emt 0:01:23][%cal Of4f5]} Rc4 {[%emt 0:00:14]} 31. Rc3 {[%emt 0:04:09]} Rxc3 {[%emt 0:00:26]} 32. bxc3 {[%emt 0:00:06]} Qc7 {[%emt 0:00:51]} 33. h4 {[%emt 0:02:50]} Nd7 {[%emt 0:00:44]} 34. h5 {[%emt 0:01:29]} Nc5 {[%emt 0:00:06]} 35. hxg6 {[%emt 0:01:01]} hxg6 {[%emt 0:00:00]} (35... Ne4 $11 {deserves consideration.} 36. Qf3 hxg6) 36. Ng3 {[%emt 0:00:18]} ({Better is} 36. Nc6 $14) 36... e5 {[%emt 0:01:21]} 37. Nde2 {[%emt 0:02:04]} Ne4 {[%emt 0:00:40]} (37... Qd7 $11 {remains equal.}) 38. Nxe4 $16 {[%emt 0:01:15] White stays focused until the end.} dxe4 {[%emt 0:00:01]} 39. f5 {[%emt 0:01:11][%cal Bf4f5,Bf5g6][%mdl 32]} Be7 {[%emt 0:00:54]} (39... Rf8 $16) 40. Qg3 $18 {[%emt 0:04:32]} ({Not} 40. fxg6 $2 Bc5 41. Nd4 exd4 42. cxd4 Rd8 $19) 40... Bc5+ {[%emt 0:00:31]} (40... g5 {was necessary.} 41. Qg4 Rf8) 41. Kf1 {[%emt 0:30:13][%cal Bg1f1,Bf1e1,Be1d2,Bd2c2][%mdl 32]} Qf7 {[%emt 0:06:42]} 42. Qxg6+ {[%emt 0:00:00]} Qxg6 {[%emt 0:00:52]} 43. fxg6 {[%emt 0:00:00][%mdl 4096] Endgame KRB-KRN} Rf8+ {[%emt 0:19:25]} 44. Ke1 {[%emt 0:00:00]} Bf2+ {[%emt 0:02:27]} 45. Kd2 {[%emt 0:00:00] aiming for Kc2.} Kg7 {[%emt 0:02:38]} 46. Kc2 {[%emt 0:00:00] Threatens to win with Rd7+.} Kxg6 {[%emt 0:00:12]} 47. Rd6+ {[%emt 0:00:00]} Kg5 {[%emt 0:00:34] [#]} 48. Re6 $1 {[%emt 0:00:00]} ({Weaker is} 48. Rd7 Ra8 $16) 48... Kf5 $2 {[%emt 0:01:00]} (48... Rf5 {is a better defense.} 49. Re7 Be3 50. Rxa7 Rf2 51. Rg7+ Kf6) 49. Re7 {[%emt 0:00:00]} e3 {[%emt 0:00:08]} 50. Rxa7 {[%emt 0:00:00]} Rd8 {[%emt 0:00:16]} 51. Rb7 {[%emt 0:00:00]} Rd2+ {[%emt 0:00:02]} 52. Kb3 {[%emt 0:00:00] Threatening mate with a7.} Rd1 {[%emt 0:00:26]} 53. Rxb6 {[%emt 0:00:00]} Ra1 {[%emt 0:00:05]} 54. Kb2 {[%emt 0:00:00]} Ra5 {[%emt 0:00:06]} 55. c4 {[%emt 0:00:00]} Ke4 {[%emt 0:00:07]} 56. Rd6 {[%emt 0:00:00]} Be1 {[%emt 0:00:08]} 57. Kb3 {[%emt 0:00:00]} Ra1 {[%emt 0:00:29]} 58. b6 {[%emt 0:00:00] White wants to mate with b7.} Rxa6 {[%emt 0:02:35]} 59. b7 {[%emt 0:00:00]} Rxd6 {[%emt 0:00:31]} 60. b8=Q {[%emt 0:00:00]} Rd3+ {[%emt 0:00:02]} 61. Ka4 {[%emt 0:00:00] White threatens Qb7+ and mate.} Rd2 {[%emt 0:00:02]} 62. Qb1+ {[%emt 0:00:00] Weighted Error Value: White=0.14 (very precise) /Black=0.32} 1-0

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.11"]
[White "Serrano Salvador, Eduardo"]
[Black "Alsina Leal, Daniel"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2286"]
[BlackElo "2508"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 9,106,25,32,18,18,0,0,0,9,0,0,-16,-2,-6,0,0,0,4,0,0,39,0,21,-25,-17,-17,-17,-16,-21,-19,-24,-32,-33,-38,-19,-59,-59,-59,-52,-79,-77,-71,-77,-79,-70,-102,-93,-95,-96,-146,-146,-136,-138,-142,-139,-162,-162,-162,-162,-175,-172,-176,-15,-21,0,-165,-152,-174,-159,-161,-166,-158,-155,-170,-170,-162,-157,-158,-170,-205,-205,-295,-204,-202,-202,-563,-536,-6041,-6111,-5854,-2239,-29968,-29965,-29987,-29988,-29988,-29988,-29989,-29990]} 1. d4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:12]} 2. Nf3 {[%emt 0:00:13]} c5 {[%emt 0:00:14]} 3. d5 {[%emt 0:01:30]} b5 {[%emt 0:00:14]} 4. Bg5 {[%emt 0:00:40]} g6 {[%emt 0:00:18]} 5. Bxf6 {[%emt 0:02:48]} exf6 {[%emt 0:00:41]} 6. e4 {[%emt 0:00:59] A43: Schmid Benoni.} b4 $1 {[%emt 0:00:33][%mdl 4] is more profitable than 6...a6 at the moment.} 7. a3 {[%emt 0:04:41]} Bg7 $1 {[%emt 0:03:43] [#]} 8. axb4 $146 {[%emt 0:03:22] The position is equal.} ({Predecessor:} 8. Bd3 O-O 9. O-O d6 10. Nbd2 Qc7 11. Nc4 a5 12. Qd2 Nd7 13. axb4 cxb4 14. Nd4 {0-1 (41) Adly,A (2625)-Hesham,A (2397) Krasnaya Polyana 2021}) 8... cxb4 {[%emt 0:00:11]} 9. c3 {[%emt 0:02:56]} O-O {[%emt 0:04:17]} 10. Bd3 {[%emt 0:01:46]} ({Of course not} 10. cxb4 f5 $15) 10... bxc3 {[%emt 0:10:27]} 11. Nxc3 {[%emt 0:00:28]} d6 {[%emt 0:00:19]} 12. O-O {[%emt 0:01:58]} Bg4 {[%emt 0:01:21]} 13. h3 {[%emt 0:03:51]} Bxf3 {[%emt 0:00:08]} 14. Qxf3 {[%emt 0:00:06]} Nd7 {[%emt 0:00:20]} 15. Bb5 {[%emt 0:01:29]} Nc5 {[%emt 0:04:13]} 16. Bc6 {[%emt 0:03:49]} (16. b4 $142 Nb3 17. Ra2) 16... Rb8 $11 {[%emt 0:04:06]} 17. Rxa7 {[%emt 0:01:55]} Rxb2 {[%emt 0:05:05]} 18. Na4 {[%emt 0:06:45]} Nxa4 {[%emt 0:09:56]} 19. Rxa4 {[%emt 0:00:18]} Qe7 {[%emt 0:08:31]} 20. Qa3 {[%emt 0:02:18]} Rfb8 {[%emt 0:03:49]} 21. Ra8 {[%emt 0:01:49] [#] aiming for Qxb2.} Bf8 {[%emt 0:01:44]} 22. Qa7 {[%emt 0:06:15]} Qxa7 {[%emt 0:03:24]} 23. Rxa7 {[%emt 0:00:06]} Re2 {[%emt 0:00:39] Prevents Re1.} 24. Rb7 {[%emt 0:04:26]} Rxb7 {[%emt 0:02:00]} 25. Bxb7 {[%emt 0:00:06]} Rxe4 $17 {[%emt 0:00:25][%mdl 4096] Endgame KRB-KRB} 26. Ra1 {[%emt 0:00:33]} Bh6 {[%emt 0:12:11]} 27. Ra2 {[%emt 0:02:51]} f5 {[%emt 0:03:38]} 28. g3 {[%emt 0:02:31]} f4 {[%emt 0:00:52]} 29. gxf4 {[%emt 0:00:43]} (29. g4 $142) 29... Bxf4 {[%emt 0:00:37]} ({Worse is} 29... Rxf4 30. Kg2 $17) 30. Bc6 {[%emt 0:00:39]} Be5 {[%emt 0:01:40]} 31. Kg2 {[%emt 0:02:18]} Kg7 {[%emt 0:01:32]} 32. Kf1 {[%emt 0:05:35]} Rh4 {[%emt 0:02:00]} 33. Kg2 {[%emt 0:00:24]} Rd4 {[%emt 0:01:28]} 34. Rc2 {[%emt 0:03:43]} h5 {[%emt 0:02:21]} 35. Ra2 {[%emt 0:00:39]} Kf8 $2 {[%emt 0:11:43]} ({Better is} 35... f5 $19 {Threatens to win with ...Kf6.} 36. Rb2 Kf6) 36. Ra8+ $11 {[%emt 0:02:14]} Kg7 {[%emt 0:00:04]} (36... Ke7 $11) 37. Ra2 $1 $19 {[%emt 0:00:06] Black keeps a firm grip on the game.} Rd3 {[%emt 0:01:18]} 38. Rc2 {[%emt 0:02:20]} Bd4 {[%emt 0:01:16]} 39. Bb5 {[%emt 0:01:58]} Rb3 {[%emt 0:00:34]} 40. Be8 {[%emt 0:03:10]} Bc5 {[%emt 0:01:04] Black is more active.} 41. Re2 {[%emt 0:33:26]} Rd3 {[%emt 0:03:34]} 42. Bc6 {[%emt 0:00:00]} Kf6 {[%emt 0:06:01]} 43. Ra2 {[%emt 0:00:00]} Kg5 {[%emt 0:02:36]} 44. Re2 {[%emt 0:00:00]} f5 {[%emt 0:03:59]} 45. Rc2 {[%emt 0:00:00]} (45. Bb5 $142 Rxd5 46. Bc6) 45... h4 {[%emt 0:00:39][%cal Bh5h4,Bh4h3][%mdl 32]} 46. Re2 {[%emt 0:00:00]} Kf4 {[%emt 0:00:25] [#] White must now prevent ...g5.} 47. Be8 $2 {[%emt 0:00:00]} (47. Ra2 {is a better chance.}) 47... g5 {[%emt 0:00:31] And now ...g4 would win.} 48. Bf7 {[%emt 0:00:00]} g4 {[%emt 0:01:03]} 49. hxg4 {[%emt 0:00:00]} fxg4 {[%emt 0:00:13]} (49... h3+ $142 50. Kh2 fxg4) 50. Re6 {[%emt 0:00:00]} h3+ {[%emt 0:06:47] Black mates.} 51. Kh2 {[%emt 0:01:45]} Bxf2 {[%emt 0:04:21]} 52. Rf6+ {[%emt 0:00:20]} Kg5 {[%emt 0:00:39]} 53. Rg6+ {[%emt 0:00:22]} Kf5 {[%emt 0:00:20] Weighted Error Value: White=0.50/Black=0.18 (very precise)} 0-1

[Event "Prague Festival Open 2022"]
[Site "Prague"]
[Date "2022.06.15"]
[Round "7.12"]
[White "Domalchuk-Jonasson, Aleksandr"]
[Black "Hilby, Craig"]
[Result "0-1"]
[ECO "A40"]
[WhiteElo "2190"]
[BlackElo "2420"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.06.10"]
[EventType "swiss"]
[EventCountry "CZE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 14,80,7,0,15,12,17,4,0,-23,-28,-105,-13,-9,0,5,27,28,26,-16,-17,-61,-42,-85,-109,-129,-144,-168,-120,-124,-80,-145,-23,-24,-33,-74,-73,-68,-70,-49,-31,-91,119,-70,57,-170,172,-128,-116,-186,-153,-152,-156,-652,-656,-633,-609,-29971,-29971,-29970,-29971,-29971,-29972,-29971,-9115,-29991,-29992,-29992,-29993]} 1. d4 {[%emt 0:00:03]} e6 {[%emt 0:00:05]} 2. c4 {[%emt 0:01:14]} b6 {[%emt 0:00:05]} 3. Nc3 {[%emt 0:02:54]} Bb7 {[%emt 0:00:07]} 4. e4 {[%emt 0:01:21]} Bb4 {[%emt 0:00:27]} 5. Bd3 {[%emt 0:00:15]} f5 {[%emt 0:00:17]} 6. Qh5+ {[%emt 0:01:53]} g6 {[%emt 0:00:12]} 7. Qe2 {[%emt 0:00:05]} Nf6 {[%emt 0:00:54]} 8. Bg5 {[%emt 0:00:43]} h6 {[%emt 0:02:16] A40: Unusual replies to 1 d4.} 9. Bxf6 {[%emt 0:05:44]} Qxf6 {[%emt 0:00:04]} 10. Nf3 {[%emt 0:02:57]} Nc6 {[%emt 0:00:09][%cal Bb8c6,Bc6e7,Be7g6,Bg6f4][%mdl 32] The position is equal.} 11. e5 {[%emt 0:05:54]} Qg7 {[%emt 0:02:08]} 12. O-O {[%emt 0:03:20] [#]} (12. a3 $11 {keeps the balance.} Bxc3+ 13. bxc3) 12... Bxc3 $146 {[%emt 0:01:57]} (12... g5 $1 $17 {[%cal Rg5g4] Strongly threatening ...g4.} 13. a3 Be7) ({Predecessor:} 12... g5 13. Nb5 Kd8 14. a3 Be7 15. Rfe1 g4 16. Nd2 a6 17. d5 Nxe5 18. Nc3 Bd6 {0-1 (48) Kuchin,P (1980)-Omelja,A (2329) Alushta 2011}) 13. bxc3 $11 {[%emt 0:00:26]} Ne7 {[%emt 0:02:09]} 14. a4 {[%emt 0:15:11][%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} g5 {[%emt 0:02:43]} 15. a5 {[%emt 0:06:08]} Ng6 {[%emt 0:04:12]} 16. a6 {[%emt 0:03:28]} Bc6 {[%emt 0:01:09]} 17. d5 {[%emt 0:03:41]} Nf4 {[%emt 0:01:53]} 18. Qe3 {[%emt 0:02:04]} exd5 {[%emt 0:00:30][%cal Be6d5,Bd5c4][%mdl 32]} 19. Nd4 {[%emt 0:08:20]} dxc4 {[%emt 0:05:52]} 20. Nxf5 {[%emt 0:00:20]} Qf7 {[%emt 0:13:40]} (20... Qf8 $19 21. Be4 Nxg2 $1) 21. Be4 $17 {[%emt 0:00:31]} O-O-O {[%emt 0:00:43][%cal Of4g2]} 22. Bxc6 {[%emt 0:09:20]} (22. Nd4 $142 Bxe4 23. Qxe4) 22... Qxf5 {[%emt 0:02:14]} ({Black should play} 22... dxc6 $17 23. Qe4 Rhe8) 23. Be4 $11 {[%emt 0:00:39]} Qe6 {[%emt 0:01:23]} 24. Rad1 {[%emt 0:05:03]} Rhe8 {[%emt 0:03:42]} 25. g3 {[%emt 0:03:58]} Nh3+ {[%emt 0:03:03]} 26. Kg2 {[%emt 0:00:08] Black must now prevent Bd5.} d5 $36 {[%emt 0:01:37][%mdl 2048] Black is pushing.} 27. Bc2 {[%emt 0:07:07]} (27. Bb1 $15) 27... Kb8 $2 {[%emt 0:02:27] Black is more active.} (27... Rf8 $1 $17 {and life is bright.}) 28. f3 $2 {[%emt 0:02:52]} ({White must play} 28. f4 $1 $16 {[%cal Rf4f5]}) 28... h5 {[%emt 0:03:00]} (28... c5 $15) 29. Rd2 $2 {[%emt 0:00:58]} (29. f4 $1 $14 {is the one way to stay ahead.} gxf4 30. gxf4) 29... Rh8 $4 {[%emt 0:04:36][%mdl 8192]} (29... Rg8 $1 $19 {and all is fine. aiming for ...h4.} 30. Re1 Rgf8) 30. Rfd1 $2 {[%emt 0:00:29]} (30. f4 $1 $18 {[%cal Rf4f5]}) 30... h4 $17 {[%emt 0:03:54] Threatens to win with ...hxg3.} 31. Qd4 {[%emt 0:01:15]} (31. f4 $17 {might work better.}) 31... hxg3 $19 {[%emt 0:17:21] The board is on fire.} 32. hxg3 {[%emt 0:00:01] [#]} Rdg8 $1 {[%emt 0:02:00]} 33. Rf1 $2 {[%emt 0:05:40]} ({Don't go for} 33. Qxd5 $2 {[#]} Nf4+ $1 {[%mdl 512]} 34. Kf2 Nxd5 $19) (33. Kf1 $17 c6 34. Re1) 33... Qh6 {[%emt 0:02:39]} 34. Qg4 {[%emt 0:01:58] Prevents Nf4+.} Re8 {[%emt 0:04:04]} ({Inferior is} 34... Nf4+ 35. Kf2 Qh2+ 36. Ke1 Ng2+ 37. Ke2 $19) 35. Re1 {[%emt 0:00:49] [#]} Nf4+ $1 {[%emt 0:00:25][%mdl 512]} 36. gxf4 {[%emt 0:00:35]} Qh2+ {[%emt 0:00:07][%mdl 64] Skewer, Double Attack} 37. Kf1 {[%emt 0:00:01]} Qxd2 {[%emt 0:00:14]} 38. Qg2 {[%emt 0:00:53]} Qxf4 {[%emt 0:01:13] ( -> ...g4)} 39. Qg4 {[%emt 0:00:47]} Rh1+ {[%emt 0:00:20]} 40. Kf2 {[%emt 0:00:09]} Qh2+ {[%emt 0:00:23] Weighted Error Value: White=0.94/Black=0.51} 0-1

