[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.1"]
[White "Heberla, Bartlomiej"]
[Black "Oussedik, Mahfoud"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2575"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,93,7,12,6,0,-6,65,60,62,64,64,50,51,71,54,53,65,43,70,47,67,74,55,51,75,68,70,70,74,30,33,27,36,17,9,6,20,15,30,32,23,32,52,17,17,3,8,16,43,0,0,0,8,-38,-40,-104,75,5,90,68,46,0,408,420,1201,497,1290,747,29995,3027,29993,1639,1363,0,29993,876,29994,29995,29995,29996]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bxf6 Bxf6 8. Qd2 c5 {8...dxc4 is setting a new trend.} 9. dxc5 {[%cal Rc4d5] D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} dxc4 10. Bxc4 Qa5 ({Better is} 10... Nd7 $11) 11. Ne4 $1 $14 {[%cal Re4f6] White is slightly better.} Qxd2+ 12. Kxd2 Bxb2 13. Rab1 Bf6 14. Nxf6+ gxf6 15. Rhc1 Nc6 16. Ke2 {[#]} Na5 $146 ({Predecessor:} 16... Rd8 17. Nd2 Ne5 18. Bb5 Bd7 19. f4 Nc6 20. Ne4 f5 21. Nd6 Rab8 22. Ba4 Na5 23. Bxd7 Rxd7 {½-½ (42) Zilberman,Y (2485)-Ravia,M (2330) Israel 1996}) 17. Nd2 Kg7 18. Bb5 Rd8 19. Ne4 a6 20. Bd3 f5 21. Nd6 b5 $1 22. e4 fxe4 23. Bxe4 Ra7 24. f4 Rc7 25. g4 Bd7 26. h4 Bc6 27. Bxc6 Nxc6 28. Rd1 Rb8 29. h5 Ne7 30. Rbc1 b4 {[%cal Bb5b4,Bb4b3][%mdl 32]} 31. g5 Nd5 32. Kf3 (32. Nf5+ $5 Kh7 33. Rxd5 exd5 34. Nxh6 $14) 32... Nc3 33. Rg1 $36 {[%mdl 2048] White has good play.} Nxa2 34. Rc4 (34. Rce1 $5 {[%cal Rg5g6]} hxg5 35. Rxg5+ Kh8 36. Reg1 $11) 34... b3 35. g6 (35. Rb1 $15) 35... f6 $2 {[#]} (35... fxg6 $17 {and life is bright.} 36. hxg6 b2) 36. Rb1 (36. f5 $1 $16 {[%cal Rf5e6]} e5 37. Rb1) 36... Rc6 (36... f5 $1 $11) 37. Rb2 a5 38. Nf7 {Rd4 is the strong threat.} (38. f5 $5 {[%cal Rf5e6]} e5 39. Ne4 $11) 38... a4 $2 {[%mdl 8192]} (38... Rb4 $1 $11 39. Rxb4 Nxb4) 39. Rxa4 $18 {Hoping for Ra7.} Rxc5 (39... Rc7 $142 40. Rd4 Nc1) 40. Ra7 {Intending Nxh6+! and mate.} Rc3+ (40... Rcb5 $142 41. Nd6+ Kg8 42. Nxb5 Rxb5) 41. Kg2 {Threatening mate with Nxh6+!} e5 {[#]} 42. fxe5 (42. Nxh6+ $142 $1 {[%mdl 512]} Rb7 (42... Kxh6 43. Rh7#) 43. Rxb7+ Rc7 44. Rxc7+ Kf8 45. g7+ Ke8 46. g8=Q#) 42... Rc2+ 43. Kh3 (43. Rxc2 $142 fxe5 44. Nxe5+ Kf6 45. Nd7+ {[%mdl 64] Double Attack} Kg5 46. Rc5+ Kf4 47. Nxb8 b2 48. Rc4+ Ke3 49. Ra3+ Kd2 50. Rxa2) 43... Rc3+ 44. Kg2 (44. Kh2 $18 fxe5 45. Nxe5+ Kf6 46. Nd7+ {[%mdl 64] Double Attack} Ke6 47. Nxb8) 44... Rc2+ {[%mdl 64] Double Attack} 45. Kf3 (45. Rxc2 $142 Nc1 46. Rxc1 b2 47. exf6+ Kxf6 48. Rf1+ Ke6 49. g7 Re8 50. Nxh6) 45... Rxb2 46. Ng5+ Kg8 47. Nh7 {Accuracy: White = 61%, Black = 56%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.1"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Lagarde, Maxime"]
[Result "*"]
[ECO "D55"]
[WhiteElo "2528"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,40,0,26,0,0,-1,47,46,55,75,52,54,68,65,69,81,68,52,70,61,64,70,62,56,79,72,306]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bxf6 Bxf6 8. Qd2 c5 {8...dxc4 gains popularity.} 9. dxc5 {[%cal Rc4d5] D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} (9. cxd5 {feels hotter.} cxd4 10. Nxd4 exd5 11. Bb5 Qd6 12. Rd1) 9... dxc4 10. Bxc4 Qa5 11. Ne4 {White is slightly better.} Qxd2+ 12. Kxd2 Bxb2 13. Rab1 Bf6 14. Nxf6+ gxf6 15. Rhc1 $36 {[%mdl 2048] White is on the roll.} Nc6 16. Ke2 {[#]} Na5 $146 ({Predecessor:} 16... Rd8 17. Nd2 Ne5 18. Bb5 Bd7 19. f4 Nc6 20. Ne4 f5 21. Nd6 Rab8 22. Ba4 Na5 23. Bxd7 Rxd7 {½-½ (42) Zilberman,Y (2485)-Ravia,M (2330) Israel 1996}) 17. Nd2 Kg7 18. Bb5 Rd8 19. Ne4 a6 20. Bd3 b5 $2 {Accuracy: White = 91%, Black = 79%.} (20... f5 $16) *

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.2"]
[White "Gagunashvili, Merab"]
[Black "Zaibi, Amir"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2580"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,63,38,0,26,28,46,28,49,31,43,50,73,72,74,64,135,14,16,28,7,25,23,23,29,28,33,11,45,46,49,35,45,47,42,26,17,27,62,0,21,18,14,20,1004,908]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 Qa5 10. Nd2 Be7 11. Bg3 Bd7 {D37: Queen's Gambit Declined: 5 Bf4.} 12. Be2 Rfc8 13. O-O Qd8 {White has an edge.} 14. cxd5 exd5 15. Nf3 {[#]} Qb6 $146 ({Predecessor:} 15... Be6 16. Rfd1 Nh5 17. Qb3 Na5 18. Qa2 Nxg3 19. hxg3 Bf6 20. Nd4 {½-½ (20) Nielsen,P (2585)-Schandorff,L (2511) Nyborg 2001}) 16. Rfd1 Na5 17. Nd4 Qd8 ({Black should try} 17... Bd6 $14) 18. Bh4 ({Better is} 18. Bf3 $16) 18... Ne4 $1 $11 19. Bxe7 Qxe7 20. Bf3 Nxc3 21. bxc3 Rc5 22. Ne2 Qe5 23. Rd4 Bb5 24. Nf4 Bc4 25. Nd3 Bxd3 26. Qxd3 {[%cal Rf3d5]} Rac8 ({But not} 26... Nb3 $2 27. Rb1 $18) 27. Bxd5 Rxc3 28. Qd1 g6 29. g3 (29. Bxf7+ $14 Kxf7 30. Rd5) 29... R8c7 30. Re4 Qf6 31. Rf4 Qa6 $2 {[%mdl 8192] [#]} (31... Qe5 $11) 32. Bxf7+ $1 {[%mdl 512] Accuracy: White = 83%, Black = 65%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.2"]
[White "Sumets, Andrey"]
[Black "Pichot, Alan"]
[Result "*"]
[ECO "D37"]
[WhiteElo "2543"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,37,16,2,20,16,58,71,68,10,47,40,74,69,79,62,134,0,0,-313]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 Qa5 10. Nd2 Be7 11. Bg3 Bd7 {D37: Queen's Gambit Declined: 5 Bf4.} 12. Be2 Rfc8 13. O-O Qd8 {White is better.} 14. cxd5 ({White should try} 14. b4 $14) 14... exd5 15. Nf3 {[#]} Qb6 $146 ({Predecessor:} 15... Be6 16. Rfd1 Nh5 17. Qb3 Na5 18. Qa2 Nxg3 19. hxg3 Bf6 20. Nd4 {½-½ (20) Nielsen,P (2585)-Schandorff,L (2511) Nyborg 2001}) 16. Rfd1 Na5 17. Nd4 Qd8 (17... Be6 $14) 18. Bh4 (18. Bf3 $16) 18... Ne4 $1 $11 19. Bf3 $2 {[%mdl 8192] Accuracy: White = 59%, Black = 51%.} (19. Nxd5 $11 {and White has nothing to worry.} Rxc2 20. Nxe7+ Kf8 {[#]} 21. Ng6+ $1 {[%mdl 576] Discovered Attack} hxg6 22. Bxd8 Rxe2 23. Bxa5 Rxf2 24. Rdb1) *

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.3"]
[White "Tiviakov, Sergei"]
[Black "Kotronias, Vasilios"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2593"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,40,29,8,21,22,37,27,37,7,45,65,54,25,25,22,24,28,24,16,37,10,29,21,43]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 Nb6 6. Bb3 d6 7. exd6 Nc6 8. O-O Bxd6 9. d4 cxd4 10. cxd4 h6 {B22: Sicilian: 2 c3.} 11. Nc3 O-O 12. Qe2 Nd5 {[#] White has an edge.} 13. Bd2 $146 ({Predecessor:} 13. Rd1 Nce7 14. Ne5 f6 15. Nc4 Bb8 16. Ne3 Qd6 17. g3 Nxc3 18. bxc3 Nd5 19. Qf3 Nxe3 20. Bxe3 {½-½ (42) Rabiega,R (2531)-Markos,J (2555) Germany 2010}) 13... b6 14. Nxd5 exd5 15. Rac1 Ne7 16. Ne5 Be6 17. Rfe1 Rc8 18. Bc3 Bf5 19. h3 Rc7 20. Qf3 Rc8 {Accuracy: White = 64%, Black = 89%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.4"]
[White "Pichot, Alan"]
[Black "Sumets, Andrey"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2606"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,74,10,35,26,29,0,23,0,-6,-9,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,12,0,2,-6,0,0,0,0,0,0,165,0,0,0,0,-4,-9,-40,-31,-40,0,0,-1,-27,-32,-185,-184,-191,-159,-390,-272,-251,-253,-217,-158]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. O-O Be7 9. dxc5 Bxc5 10. Qxd8+ {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} Kxd8 11. Bd2 b6 12. Rfd1 {White has an edge.} Ke7 {[#]} 13. Na2 $146 ({Predecessor:} 13. Rac1 Bb7 14. Na2 Rhc8 15. b4 Bd6 16. Be1 Ne5 17. Nxe5 Bxe5 18. Bb3 Bd5 19. Bxd5 Nxd5 {0-1 (60) Kanakaris,G (2281)-Kolev,A (2590) Kavala 2011}) 13... Na5 14. Bxa5 bxa5 15. Ne5 {[#] aiming for Nc6+.} Bb7 16. Be2 Rhc8 17. Nc4 Bd5 18. b3 Bxc4 19. Bxc4 Nd7 20. Nc1 Bb4 21. Kf1 Ra7 22. Be2 Rc3 23. Rb1 Nc5 24. Bc4 Rd7 25. Ne2 Rxd1+ 26. Rxd1 Rc2 27. Nd4 Rb2 28. Nc6+ Kf6 29. Rd4 g5 30. h4 Bc3 31. hxg5+ Kxg5 32. Rd1 Ne4 33. f3 $2 (33. Be2 $1 $15) 33... Nd2+ $19 34. Kg1 {[#]} Kh4 $1 35. Rc1 $2 (35. Bxa6 $17 Kg3 36. e4) 35... Kg3 36. Bd3 Rxb3 {Strongly threatening ...Bb2.} 37. Bxa6 h5 {Accuracy: White = 66%, Black = 84%.} 0-1

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.4"]
[White "Pichot, Alan"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "*"]
[ECO "D27"]
[WhiteElo "2606"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,43,19,24,18,17,0,45,-12,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. O-O Be7 9. dxc5 Bxc5 10. Qxd8+ {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} Kxd8 11. Bd2 b6 12. Rfd1 (12. Bd3 $14) 12... Ke7 $11 {[#] The position is equal.} 13. Na2 $146 ({Predecessor:} 13. Rac1 Bb7 14. Na2 Rhc8 15. b4 Bd6 16. Be1 Ne5 17. Nxe5 Bxe5 18. Bb3 Bd5 19. Bxd5 Nxd5 {0-1 (60) Kanakaris,G (2281)-Kolev,A (2590) Kavala 2011}) 13... Na5 14. Bxa5 bxa5 15. Ne5 {[#] aiming for Nc6+.} Bb7 16. Be2 Rhc8 17. Nc4 Bd5 18. b3 Bxc4 19. Bxc4 Nd7 20. Nc1 Bb4 21. Kf1 Ra7 22. Be2 {Accuracy: White = 91%, Black = 91%.} *

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.5"]
[White "Sumets, Andrey"]
[Black "Lagarde, Maxime"]
[Result "*"]
[ECO "E94"]
[WhiteElo "2543"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,42,52,21,50,23,63,40,40,39,25,28,18,16,25,0,0,0,53,-26,18,-10,-9,-7,0,0,13]} 1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nf3 d6 5. d4 Nbd7 6. Be2 Bg7 7. Be3 O-O 8. d5 Nc5 9. Nd2 a5 10. O-O h5 {[#] E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 11. h3 $146 ({Predecessor:} 11. Bg5 Qd7 12. f3 Nh7 13. Be3 Bf6 14. Qc2 Bg5 15. Bf2 f5 16. b3 Qg7 17. Nb5 Nf6 18. Bd3 {½-½ (29) Katopodis,D (2310)-Gabizon,E (2205) Porto Carras 2018}) 11... Nfd7 12. b3 f5 {White is slightly better.} 13. f3 Bf6 14. exf5 gxf5 15. Qc2 Bg5 16. Bxg5 Qxg5 17. Nb5 Na6 (17... Qe3+ $11 18. Rf2 Na6) 18. Rf2 ({White should try} 18. f4 $1 $14 Qg7 19. Qc3 (19. Bxh5 e4 $11)) 18... Qe3 19. Qc3 {The position is equal.} Qxc3 20. Nxc3 f4 21. Bd3 Ndc5 {Accuracy: White = 58%, Black = 64%.} *

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.16"]
[Round "1.5"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Lagarde, Maxime"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2528"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,41,63,22,58,36,77,13,23,26,28,29,29,30,24,0,6,0,37,-36,13,-28,-12,-13,0,0]} 1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nf3 d6 5. d4 Nbd7 6. Be2 Bg7 7. Be3 O-O 8. d5 Nc5 9. Nd2 a5 10. O-O h5 {[#] E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 11. h3 $146 ({Predecessor:} 11. Bg5 Qd7 12. f3 Nh7 13. Be3 Bf6 14. Qc2 Bg5 15. Bf2 f5 16. b3 Qg7 17. Nb5 Nf6 18. Bd3 {½-½ (29) Katopodis,D (2310)-Gabizon,E (2205) Porto Carras 2018}) 11... Nfd7 12. b3 ({White should play} 12. Qc2 $16) 12... f5 $11 13. f3 Bf6 14. exf5 gxf5 15. Qc2 Bg5 16. Bxg5 Qxg5 17. Nb5 Na6 18. Rf2 (18. f4 $14 Qg7 19. fxe5 (19. Bxh5 Nf6 $11) 19... Nxe5 20. Kh1 (20. Bxh5 f4 $11)) 18... Qe3 19. Qc3 Qxc3 20. Nxc3 f4 21. a3 {Accuracy: White = 64%, Black = 61%.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.17"]
[Round "2.1"]
[White "Zaibi, Amir"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2402"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,93,9,36,1,12,0,46,60,58,48,62,57,55,70,62,63,74,56,59,47,78,62,71,63,60,61,67,54,58,29,41,25,50,13,21,4,44,14,28,31,18,29,30,13,17,0,0,0,38,-8,0,0,6,-29,-35,-83,29,0,74,28,39,0,465,456,1737,1602,1492,808,29995,2441,29993,1894,1391,0,29993,1483,29994,29995,29995,29996]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bxf6 Bxf6 8. Qd2 c5 {8...dxc4 is the modern continuation.} 9. dxc5 {[%cal Rc4d5] D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} (9. cxd5 {keeps more tension.} cxd4 10. Nxd4 exd5 11. Bb5 Be6 12. O-O) 9... dxc4 10. Bxc4 Qa5 11. Ne4 {White is slightly better.} Qxd2+ 12. Kxd2 Bxb2 13. Rab1 Bf6 14. Nxf6+ gxf6 15. Rhc1 Nc6 16. Ke2 {[#]} Na5 $146 ({Predecessor:} 16... Rd8 17. Nd2 Ne5 18. Bb5 Bd7 19. f4 Nc6 20. Ne4 f5 21. Nd6 Rab8 22. Ba4 Na5 23. Bxd7 Rxd7 {½-½ (42) Zilberman,Y (2485)-Ravia,M (2330) Israel 1996}) 17. Nd2 Kg7 18. Bb5 Rd8 19. Ne4 a6 20. Bd3 f5 $1 {[%cal Rf5e4]} 21. Nd6 b5 $1 22. e4 fxe4 23. Bxe4 Ra7 24. f4 Rc7 25. g4 Bd7 26. h4 Bc6 27. Bxc6 Nxc6 28. Rd1 Rb8 29. h5 Ne7 30. Rbc1 b4 {[%cal Bb5b4,Bb4b3][%mdl 32]} 31. g5 Nd5 32. Kf3 (32. Nf5+ $5 Kh7 33. Rxd5 exd5 34. Nxh6 $14) 32... Nc3 33. Rg1 $36 {[%mdl 2048] Black is under pressure.} Nxa2 34. Rc4 b3 35. g6 f6 (35... fxg6 $17 {Hoping for ...a5.} 36. hxg6 b2) 36. Rb1 Rc6 (36... f5 $11) 37. Rb2 a5 38. Nf7 {[#] Black must now prevent Rd4.} (38. f5 $5 {[%cal Rf5e6]} e5 39. Ne4 $11) 38... a4 $2 {[%mdl 8192]} (38... Rb4 $1 $11 {and Black stays safe.} 39. Rxb4 Nxb4) 39. Rxa4 $18 {aiming for Ra7.} Rxc5 (39... Rc7 $142 40. Rc4 f5) 40. Ra7 {Threatening mate with Nxh6+!} Rc3+ 41. Kg2 {White threatens Nxh6+! and mate.} e5 {[#]} 42. fxe5 (42. Nxh6+ $142 $1 {[%mdl 512]} Rb7 (42... Kxh6 43. Rh7#) 43. Rxb7+ Rc7 44. Nf5+ Kh8 45. Rb8+ Rc8 46. Rxc8#) 42... Rc2+ 43. Kh3 (43. Rxc2 $142 Nc1 44. Rxc1 b2 45. exf6+ Kxf6 46. Rf1+ Ke6 47. g7 b1=Q 48. Rxb1) 43... Rc3+ 44. Kg2 (44. Kh2 $18 fxe5 45. Nxe5+ Kf6 46. Nd7+ {[%mdl 64] Double Attack} Ke6 47. Nxb8) 44... Rc2+ {[%mdl 64] Double Attack} 45. Kf3 (45. Rxc2 $142 fxe5 46. Nxe5+ Kf6 47. Nd7+ {[%mdl 64] Double Attack} Kg5 48. Rc5+ Kf4 49. Nxb8 b2 50. g7) 45... Rxb2 46. Ng5+ Kg8 47. Nh7 {Accuracy: White = 53%, Black = 61%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.17"]
[Round "2.2"]
[White "Lagarde, Maxime"]
[Black "Sumets, Andrey"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2659"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,63,16,11,34,35,51,48,68,18,40,42,59,64,67,85,131,27,29,39,22,27,11,12,22,22,18,11,64,52,60,44,47,38,45,33,29,19,56,0,16,21,29,22,1135,1123]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 Qa5 10. Nd2 Be7 11. Bg3 Bd7 {D37: Queen's Gambit Declined: 5 Bf4.} 12. Be2 Rfc8 13. O-O Qd8 {White is slightly better.} 14. cxd5 exd5 15. Nf3 {[#]} Qb6 $146 ({Predecessor:} 15... Be6 16. Rfd1 Nh5 17. Qb3 Na5 18. Qa2 Nxg3 19. hxg3 Bf6 20. Nd4 {½-½ (20) Nielsen,P (2585)-Schandorff,L (2511) Nyborg 2001}) 16. Rfd1 Na5 17. Nd4 Qd8 18. Bh4 (18. Bf3 $16) 18... Ne4 $1 $11 19. Bxe7 Qxe7 20. Bf3 Nxc3 21. bxc3 Rc5 22. Ne2 Qe5 23. Rd4 Bb5 (23... Nc6 $11) 24. Nf4 $14 Bc4 25. Nd3 Bxd3 26. Qxd3 {[%cal Rf3d5]} Rac8 ({Don't go for} 26... Nb3 $2 27. Rb1 $18) 27. Bxd5 Rxc3 28. Qd1 g6 29. g3 (29. Bxf7+ $14 Kxf7 30. Rd5) 29... R8c7 30. Re4 Qf6 31. Rf4 Qa6 $2 {[%mdl 8192] [#]} (31... Qe5 $11) 32. Bxf7+ $1 {[%mdl 512] Accuracy: White = 79%, Black = 73%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.17"]
[Round "2.3"]
[White "Kotronias, Vasilios"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2526"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,40,21,12,31,29,30,11,12,23,48,60,62,27,27,20,26,27,28,25,25,26,28,19,48]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. Bc4 Nb6 6. Bb3 d6 7. exd6 Nc6 8. O-O Bxd6 9. d4 cxd4 10. cxd4 h6 {B22: Sicilian: 2 c3.} 11. Nc3 O-O 12. Qe2 Nd5 {[#]} 13. Bd2 $146 ({Predecessor:} 13. Rd1 Nce7 14. Ne5 f6 15. Nc4 Bb8 16. Ne3 Qd6 17. g3 Nxc3 18. bxc3 Nd5 19. Qf3 Nxe3 20. Bxe3 {½-½ (42) Rabiega,R (2531)-Markos,J (2555) Germany 2010}) 13... b6 14. Nxd5 exd5 15. Rac1 Ne7 16. Ne5 Be6 17. Rfe1 Rc8 18. Bc3 Bf5 19. h3 Rc7 20. Qf3 Rc8 {Accuracy: White = 87%, Black = 80%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.17"]
[Round "2.4"]
[White "Oussedik, Mahfoud"]
[Black "Tiviakov, Sergei"]
[Result "0-1"]
[ECO "D27"]
[WhiteElo "2423"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,74,7,15,16,41,0,42,-2,0,-11,20,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,-28,0,0,0,0,0,0,152,0,0,0,0,-4,-13,-37,-27,-55,-7,0,0,-29,-30,-183,-191,-187,-181,-380,-268,-249,-235,-224,-217]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. O-O Be7 9. dxc5 Bxc5 (9... O-O {keeps more tension.} 10. Bd2 b6 11. cxb6 Qxb6 12. e4 Bb7) 10. Qxd8+ {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} Kxd8 11. Bd2 b6 12. Rfd1 {White is slightly better.} Ke7 {[#]} 13. Na2 $146 ({Predecessor:} 13. Rac1 Bb7 14. Na2 Rhc8 15. b4 Bd6 16. Be1 Ne5 17. Nxe5 Bxe5 18. Bb3 Bd5 19. Bxd5 Nxd5 {0-1 (60) Kanakaris,G (2281)-Kolev,A (2590) Kavala 2011}) 13... Na5 14. Bxa5 bxa5 15. Ne5 {[#] Nc6+ is the strong threat.} Bb7 16. Be2 Rhc8 17. Nc4 Bd5 18. b3 Bxc4 19. Bxc4 Nd7 20. Nc1 Bb4 21. Kf1 Ra7 22. Be2 Rc3 23. Rb1 Nc5 24. Bc4 Rd7 25. Ne2 Rxd1+ 26. Rxd1 Rc2 27. Nd4 Rb2 28. Nc6+ Kf6 29. Rd4 g5 30. h4 Bc3 31. hxg5+ Kxg5 32. Rd1 Ne4 33. f3 $2 (33. Be2 $11) 33... Nd2+ $19 34. Kg1 {[#]} Kh4 $1 35. Rc1 $2 ({Reject} 35. Bxa6 Kg3 $17) (35. Kh2) 35... Kg3 36. Bd3 Rxb3 {And now ...Bb2 would win.} 37. Bxa6 h5 {Accuracy: White = 66%, Black = 80%.} 0-1

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.17"]
[Round "2.5"]
[White "Gagunashvili, Merab"]
[Black "Heberla, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2580"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,42,78,17,47,23,55,35,32,24,34,24,25,17,18,18,32,19,52,-57,16,-20,-24,-23,0,0,12]} 1. c4 Nf6 2. Nc3 g6 3. e4 e5 4. Nf3 d6 5. d4 Nbd7 6. Be2 Bg7 7. Be3 O-O 8. d5 Nc5 9. Nd2 a5 10. O-O (10. g4 $16) 10... h5 {[#] E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 11. h3 $146 ({Predecessor:} 11. Bg5 Qd7 12. f3 Nh7 13. Be3 Bf6 14. Qc2 Bg5 15. Bf2 f5 16. b3 Qg7 17. Nb5 Nf6 18. Bd3 {½-½ (29) Katopodis,D (2310)-Gabizon,E (2205) Porto Carras 2018}) 11... Nfd7 12. b3 f5 {White is slightly better.} 13. f3 Bf6 14. exf5 gxf5 15. Qc2 Bg5 16. Bxg5 Qxg5 17. Nb5 Na6 18. Rf2 (18. f4 $1 $14 exf4 19. Nf3) 18... Qe3 ({Black should play} 18... Qg7 $15 19. Qc3 f4) 19. Qc3 Qxc3 20. Nxc3 f4 21. a3 Nb6 {Accuracy: White = 71%, Black = 59%.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.20"]
[Round "5.1"]
[White "Tiviakov, Sergei"]
[Black "Zaibi, Amir"]
[Result "1-0"]
[ECO "C09"]
[WhiteElo "2593"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,71,24,31,41,36,23,21,268,258,245,253,290,307,302,243,232,249,263,266,229,205,338,254,250,247,243,253,243,253,225,256,258,248,287,274,442,439,427,425,608,605,939,939,928,900,1015,1014,1005,997]} 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 exd5 5. d4 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. O-O Nge7 9. Nbd2 O-O 10. Nb3 Bb6 11. Re1 Nf5 12. Bd3 h6 13. Bc2 Be6 {C09: French Tarrasch: 3...c5 4 exd5 exd5 5 Ngf3 Nc6.} 14. Qd3 {Strongly threatening g4.} Re8 {[#]} 15. Bd2 $146 (15. g4 Nh4 $17) ({Predecessor:} 15. Bf4 Qf6 16. Ne5 Qh4 17. Qf3 Nfe7 18. Bg3 Nxe5 19. Bxe5 Nc6 20. Bg3 Qg4 21. Qxg4 Bxg4 {½-½ (40) Belyakov,B (2500)-Timofeev,A (2536) Samara 2015}) 15... Qd6 $2 {[#]} (15... g6 $11) 16. g4 $18 g6 17. Rxe6 $1 fxe6 18. gxf5 e5 {With the idea ...e4.} 19. c4 e4 20. Qxd5+ Qxd5 21. cxd5 exf3 22. dxc6 Rac8 (22... bxc6 $142 23. Bd1 (23. fxg6 Re2 $14) 23... Rad8 24. Bxf3 Re5) 23. Bd1 ({Not} 23. Bxh6 Rxc6 24. Bd3 gxf5 $16) 23... Rxc6 24. Bxf3 Rf6 25. Re1 ({Don't do} 25. Bxb7 $6 Rxf5 26. Rf1 (26. Bxh6 $2 Rxf2 27. Ba6 Kh7 $19) 26... Re2 $16) 25... Rxe1+ 26. Bxe1 Rxf5 27. Bxb7 Re5 28. Kf1 Rh5 29. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rxh2 $2 {[#]} (29... Kf7 30. h3 Rxh3) 30. a5 {White is clearly winning.} Bc7 31. Nd4 Rh5 (31... Be5 $142 32. Nc6 Bxb2 33. Nxa7 Rh3) 32. b4 Bd6 33. Nc6 Rh1+ 34. Ke2 Kf8 35. a6 Ke8 36. Nxa7 {[%mdl 64] Discovered Attack. Black did not feel at home in the position after the opening. Accuracy: White = 94%, Black = 45%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.20"]
[Round "5.2"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Heberla, Bartlomiej"]
[Result "1/2-1/2"]
[ECO "A33"]
[WhiteElo "2528"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,54,4,22,21,9,1,5,0,23,0,0,0,25,18,28,5,4,8,2,0,0,0,24,24,64,10,25,35,38,13,56,52,94,45,47,34,40,35,39,30,37,53,41,36,54]} 1. c4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. a3 d5 7. cxd5 {A33: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6 5 Nc3 Nc6.} exd5 8. Bf4 Bc5 9. e3 {The position is equal.} O-O 10. Be2 Bxd4 11. exd4 {[#]} Bf5 $146 ({Predecessor:} 11... Qb6 12. Be3 Bf5 13. Na4 Qc7 14. Rc1 Rfe8 15. O-O Ne4 16. Nc5 Rac8 17. Qa4 Qe7 {½-½ (24) Shimanov,A (2630)-Urkedal,F (2469) Stockholm 2012}) 12. O-O Rc8 13. Bf3 Re8 14. Rc1 h6 15. b4 Qd7 16. h3 Be4 17. Be2 Qf5 18. Bg3 ({Better is} 18. Qd2 $1 $14 Qd7 19. f3) 18... Qg6 19. Kh2 Bf5 20. Bf4 Ne4 21. Nxd5 {Threatens to win with Bh5.} Rcd8 22. Bh5 Qh7 $1 23. b5 Rxd5 24. bxc6 bxc6 25. Bf3 Red8 26. Rxc6 Rxd4 27. Qc1 Nd2 {Accuracy: White = 89%, Black = 78%.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.20"]
[Round "5.3"]
[White "Sumets, Andrey"]
[Black "Gagunashvili, Merab"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2543"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,41,0,24,24,30,21,44,22,22,27,6,5,29,17,25,14,33,32,34,11]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Be2 Bd6 7. O-O O-O 8. Qc2 b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Qxe4 Bb7 12. Rd1 Qe7 13. Bf4 {D45: Semi-Slav: 5 e3.} Bxf4 14. Qxf4 Rac8 {[#]} 15. Rd2 $146 ({Predecessor:} 15. c5 Rfe8 16. Ne5 Nxe5 17. Qxe5 f6 18. Qe3 Kh8 19. b4 e5 20. Bc4 Rcd8 21. dxe5 fxe5 22. Rxd8 Rxd8 23. Re1 bxc5 24. Qxc5 Qxc5 25. bxc5 Rd5 26. f4 e4 {1-0 (26) Gurevich,M (2610)-Hauchard,A (2450) Clichy 1993}) 15... c5 16. Rad1 Nf6 17. dxc5 Bxf3 18. Bxf3 Rxc5 19. b3 e5 20. Qe3 e4 21. Be2 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.20"]
[Round "5.4"]
[White "Pichot, Alan"]
[Black "Oussedik, Mahfoud"]
[Result "1-0"]
[ECO "B80"]
[WhiteElo "2606"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,55,16,3,37,20,22,31,32,28,54,45,40,53,52,65,81,62,59,31,53,45,71,74,291,212,275,293,291,273,407,407,561,554,483,259,1036,1030,1089,1093,1047,1012,955,871,1239,1234]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e6 7. Be3 h5 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 8. a4 Be7 {[#]} 9. a5 $146 ({Predecessor:} 9. Bc4 O-O 10. O-O b6 11. Qe2 Bb7 12. Bxe6 fxe6 13. Nxe6 Qd7 14. Nxf8 Bxf8 15. Bxb6 {½-½ (32) Kushagra,M (2309)-Makarian,R (2386) Mumbai 2019}) 9... Qc7 {White is slightly better.} 10. Bd3 Bd7 11. O-O Nc6 12. Nb3 Nb4 13. Bb6 Qb8 14. f4 Bc6 15. Qe2 Nd7 16. Be3 Qd8 17. Nd4 $36 {[%mdl 2048] Keeping Black busy.} g5 $2 {[#]} (17... Nxd3 $16 18. Qxd3 (18. cxd3 Rb8 $14) (18. Nxc6 Nxf4 19. Bxf4 bxc6 $15) 18... O-O) 18. f5 e5 19. Nxc6 bxc6 20. Bc4 Qb8 (20... Rb8 $142 21. f6 Bxf6) 21. f6 $18 Bxf6 {[#]} 22. Rxf6 $1 {[%mdl 512]} Nxf6 23. Qf2 (23. Rf1 $142 Nd7 24. Bxf7+ {[%mdl 64] Double Attack} Kd8 25. Qc4 (25. Bxg5+ Kc7 $18)) 23... Nd7 $2 (23... Rh6) 24. Qxf7+ {White is clearly winning.} Kd8 25. Be6 {[%csl Ge6][%cal Rf7d7]} Ra7 26. Bxg5+ Kc8 27. Bf6 Rd8 28. Na4 {Black did not feel at home in the position after the opening. Accuracy: White = 78%, Black = 31%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.20"]
[Round "5.5"]
[White "Lagarde, Maxime"]
[Black "Kotronias, Vasilios"]
[Result "1-0"]
[ECO "B68"]
[WhiteElo "2659"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,41,32,54,15,13,16,21,14,11,7,44,-14,83,83,94,110,365,376,654,459,450,441,455,454,424,425]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 {is now debated instead of 9...b5.} 10. Qe1 {B68: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7 .} Nxd4 11. Rxd4 Qa5 {[#]} 12. Be2 $5 $146 {[%mdl 8] The position is equal. New and interesting.} ({Predecessor:} 12. Bc4 h6 13. Bh4 g5 14. fxg5 hxg5 15. Bf2 Ng4 16. Bb3 Qe5 17. Kb1 Rxh2 18. Rxh2 Qxh2 19. Bg3 Qh8 20. Qd1 Ne3 21. Qd2 Nf1 {0-1 (21) Xu,H (1846)-Sapozhnikov,R (2207) Toronto 2010}) 12... Rc8 13. Qd2 b5 14. a3 (14. Kb1 $1 $14) 14... h6 (14... Bc6 $11 {remains equal.}) 15. Bxf6 $1 $16 Bxf6 {[#]} 16. e5 $1 {[%cal Re5f6][%mdl 512]} dxe5 $2 {[%mdl 8192] Loses the game.} (16... Be7 $16) 17. Rxd7 $18 Rxc3 $2 (17... O-O 18. Ne4 Qxd2+ 19. Rxd2 Rc7) 18. Rb7 {Intending Qd7+ and mate.White is clearly winning.} O-O {Threatens to win with ...e4.} 19. Qxc3 Qxc3 20. bxc3 {[%cal Bb2c3,Bc3c4][%mdl 32]} exf4 21. c4 {Accuracy: White = 62%, Black = 35%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "6.1"]
[White "Zaibi, Amir"]
[Black "Kotronias, Vasilios"]
[Result "1-0"]
[ECO "B69"]
[WhiteElo "2402"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,83,44,36,52,0,49,28,75,75,110,111,79,103,86,62,192,173,183,179,207,191,208,197,377,399,398,379,366,381,401,402,401,399,382,395,360,347,358,361,345,322,1136,259,747,430,408,390,451,459,449,416,450,396,823,814,785,775,655,650,1312,1266,29974,29973]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 d6 4. d4 cxd4 5. Nxd4 Nf6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 Be7 10. Nf3 b5 11. Bxf6 gxf6 12. Bd3 Qb6 {B69: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7 9 f4 Be7 10 Nf3 b5 11 Bxf6.} 13. Rhe1 {is the legacy move (13.Kb1).} (13. Kb1 $14) 13... Qc5 14. Kb1 O-O-O {White has an edge.} 15. a4 {[%cal Ra4b5]} Na7 16. axb5 axb5 {[#]} 17. Na2 $146 ({Predecessor:} 17. Bf1 b4 18. Nd5 exd5 19. exd5 Rde8 20. Re4 Kd8 21. Rxb4 f5 22. Rb7 Bf6 23. b4 {1-0 (51) Cakmak,S-Addis,E (1986) ICCF email 2011}) 17... Kb7 18. Bf1 Rc8 {Black cannot hold the game after this.} (18... Nc6 $14) 19. Nd4 Qb6 20. Re3 Rhd8 21. Rb3 Rc5 22. Nc3 Ka8 $2 {[#]} (22... Qa5 23. Be2 (23. Ra3 Qb6 $16) 23... Ra8) 23. Na4 $1 $18 {[%mdl 512]} Qc7 (23... bxa4 24. Rxb6) 24. Nxc5 dxc5 25. Rd3 ({Inferior is} 25. Bxb5 cxd4 26. Bxd7 Rxd7 $11) 25... Re8 26. Nf5 Bc6 27. Nxe7 Rxe7 28. Qe3 c4 29. Rd6 Kb7 30. Be2 Nc8 31. e5 fxe5 $2 {[#]} (31... Qb6 32. Qxb6+ Kxb6 33. exf6 Rc7) 32. fxe5 $2 (32. Rxc6 $1 {[%mdl 512]} Qxc6 (32... Kxc6 33. Bf3+) 33. Bf3 exf4 {[#]} 34. Qc5 $1 {[%mdl 512]} Qxf3 35. Qxb5+ Ka8 36. gxf3) 32... Nb6 $2 (32... Qa5 33. Rd8 Nb6) 33. Qc5 {Black must now prevent Rxc6!} Nd7 34. Qd4 {Rxc6! is the strong threat.} Bd5 35. Bf3 Nb6 36. Qc3 Qc5 37. Qa5 Rc7 $2 (37... Bxf3 38. gxf3 Rc7) 38. Bxd5+ exd5 39. Rf1 Nc8 40. Rdf6 d4 41. Rxf7 Ne7 42. R1f6 {Accuracy: White = 74%, Black = 37%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "6.2"]
[White "Oussedik, Mahfoud"]
[Black "Lagarde, Maxime"]
[Result "0-1"]
[ECO "A10"]
[WhiteElo "2423"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,4,15,9,11,13,25,23,25,26,17,25,16,18,18,12,18,15,-4,-38,-27,-32,0,-42,0,-30,0,0,0,-239,-245,-266,-271,-265,-182,-353,-337,-343,-351,-395,-384,-348,-145,-168,-142,-398,-375,-299,-193,-443,-411,-432,-457,-689,-690,-653,-657,-555,-476,-448,-352,-475,-464,-631,-561,-1409,-1330,-2068,-1991,-2025,-1949,-29973,-29974,-29971,-29973,-29973,-29975,-6424,-12039]} 1. c4 b6 2. Nc3 Bb7 3. e4 e5 4. d3 Bc5 5. g3 Nc6 6. Bg2 {A10: English Opening: Unusual Replies for Black.} d6 {[#]} 7. Nge2 $146 ({Predecessor:} 7. a3 a5 8. Nge2 Nge7 9. Na4 Qd7 10. Nxc5 dxc5 11. Nc3 Nd4 12. Nd5 Nxd5 13. cxd5 {0-1 (37) Piorun,K (2611)-Meier,G (2626) Moscow 2019}) 7... h5 8. a3 {White has an edge.} h4 9. b4 Bd4 10. Nxd4 Nxd4 11. Be3 Ne7 12. Bxd4 exd4 13. Ne2 c5 14. O-O hxg3 15. hxg3 Qd7 16. Qd2 O-O-O 17. Rfb1 Rh6 18. a4 Rdh8 19. Kf1 $2 (19. bxc5 $1 $11 bxc5 20. Rb2) 19... Rh2 $19 20. Ng1 {[#]} f5 $1 21. Re1 Ng6 22. a5 $2 {[#]} (22. bxc5 dxc5 23. a5) 22... f4 $1 {[%mdl 512]} 23. axb6 (23. gxf4 Rxg2) 23... axb6 24. f3 fxg3 25. Qg5 Ne5 (25... Qf7 $19 {and Black stays clearly on top.} 26. Re2 cxb4 27. Qxg3 Nf4 {[%mdl 64] Double Attack}) 26. Red1 $17 R2h6 (26... cxb4 27. Qxg3 g5 28. Rab1) 27. Qxg3 $2 {[%mdl 8192] Now White is beyond hope.} (27. bxc5 $17 bxc5 28. Ra7) 27... Rg6 $19 28. Qf4 {[#]} Ng4 $1 {[%mdl 512] ...Ne3+ is the strong threat.} 29. Bh3 $2 {[#]} (29. Re1) (29. fxg4 Rf6) 29... Rxh3 $1 {[%mdl 512]} 30. Nxh3 ({Of course not} 30. Qf8+ Kc7 $19) 30... Rf6 ({Not} 30... Ne3+ 31. Ke2 $15) 31. Qxf6 (31. Qg5 $142 Ne3+ {[%mdl 64] Double Attack} 32. Ke2 Qxh3 {[#]} 33. Rf1 $1 {[%mdl 512]} Nxf1 34. Rxf1 cxb4 35. Qg1) 31... Ne3+ {[%mdl 64] Discovered Attack} 32. Ke2 gxf6 33. Rh1 Nc2 34. Rag1 {With the idea Rg8+.} Kb8 35. b5 {[#]} d5 $1 36. Rg8+ (36. cxd5 Qxb5) 36... Ka7 {aiming for ...dxc4.} 37. Rc1 dxc4 38. Nf4 cxd3+ 39. Nxd3 c4 40. Rxc2 cxd3+ 41. Kxd3 Qxb5+ 42. Rc4 Qb3+ 43. Kxd4 b5 {Accuracy: White = 42%, Black = 69%.} 0-1

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "6.3"]
[White "Gagunashvili, Merab"]
[Black "Pichot, Alan"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2580"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,40,3,-13,0,0,11,0,26,0,12,0,0,0,0,0,0,0,0,0,6,12,14,16,8,9,9,0,16,18,27]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. a3 Bxc3+ 6. Qxc3 Bb7 7. Nf3 d5 {E21: Nimzo-Indian: 4 Nf3.} 8. Bg5 dxc4 9. Qxc4 Nbd7 10. e3 {[#]} h6 $146 {The position is equal.} ({Predecessor:} 10... c5 11. Be2 h6 12. Bh4 Bd5 13. Qa4 a6 14. dxc5 bxc5 15. e4 Bb7 16. e5 g5 17. exf6 gxh4 {1-0 (33) Ivanisevic,I (2662)-Vallejo Pons,F (2684) Reykjavik 2015}) 11. Bh4 c5 12. Rd1 O-O 13. Be2 Bd5 14. Qa4 cxd4 15. Qxd4 Nc5 16. O-O Bb3 17. Bxf6 Qxf6 18. Qxf6 gxf6 19. Rc1 a5 20. Nd4 Bd5 {A rather calm draw. Accuracy: White = 90%, Black = 100%.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "6.4"]
[White "Heberla, Bartlomiej"]
[Black "Sumets, Andrey"]
[Result "1-0"]
[ECO "E24"]
[WhiteElo "2575"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,73,-37,-35,20,10,23,0,0,0,0,0,0,0,0,0,46,29,54,25,59,68,135,141,145,155,154,99,72,76,73,79,64,37,68,65,172,173,366,370,410,413,556,544,522,518,525,514,504,502,558,560,629,635,29993,29994,29994,29995,29995,29996]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 Nc6 7. e4 d6 8. Be3 b6 9. Bd3 e5 {E24: Nimzo-Indian: Sämisch: Unusual Black 5th moves and 5...c5 sidelines.} ({Black should play} 9... Na5 $15) 10. Ne2 $11 Qd7 11. d5 Na5 $1 {The position is equal.} 12. Ng3 Ba6 13. Qe2 h5 {[#]} 14. h4 $146 ({Predecessor:} 14. a4 g6 15. O-O h4 16. Nh1 Rh5 17. Nf2 O-O-O 18. Nd1 Rg8 19. Nb2 g5 20. Kf2 {0-1 (51) Magnusson,J (2315)-Ross,C (2129) Goa 2006}) 14... g6 15. a4 Ng8 16. Nf1 O-O-O 17. Nd2 $36 {[%mdl 2048] White has the initiative.} f5 18. Bg5 Rf8 (18... Re8 $14) 19. f4 $1 $16 {[%cal Rf4e5]} Nf6 20. Bxf6 Rxf6 21. exf5 (21. fxe5 $142 dxe5 22. exf5 {[%mdl 64] Discovered Attack} gxf5 23. O-O) 21... exf4 {[#]} 22. O-O $1 ({Don't play} 22. fxg6 Re8 $11) 22... gxf5 23. Rxf4 Kb8 24. Bc2 Qg7 25. Raf1 Rg8 (25... Rf7 $14) 26. Bxf5 $18 Rgf8 $2 (26... Nxc4 {might work better.} 27. R1f2 (27. Nxc4 Rxf5 28. Rxf5 Bxc4 $14) (27. Rxc4 Rgf8 $16) 27... Nxd2 28. Qxa6 Nb3) 27. Qxh5 R6f7 28. R1f3 Bc8 29. Rg4 Qe5 {...Qe1+ is the strong threat.} 30. Re4 Qg7 {[%cal Rf7f5]} 31. Bxc8 Rxf3 32. Nxf3 {Black must now prevent Re8.} Rxc8 33. Qg4 Qxc3 34. Qd7 {Strongly threatening Re7.} Rg8 35. Re7 {White mates.} Qc1+ {[#]} 36. Kh2 $1 Qf4+ {[#]} 37. Kh1 $1 {Accuracy: White = 96%, Black = 54%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "6.5"]
[White "Tiviakov, Sergei"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2593"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,95,16,9,9,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,12,24,0,18,26,18,15,20,9,17,15,16,0,19,22,32,0,18,0,6,10,14,13,24,12,11,44,40,13,29,18,11,11,14,9,47,0,0,0,0,0,115,95,148,149,135,149,117,144,407,390,645,626,649,643,620,620,29990,29987,29991,29992]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. c3 d6 6. Bb3 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. a4 h6 8. h3 O-O {The position is equal.} 9. Nbd2 Be6 10. O-O d5 11. Re1 Re8 12. exd5 Bxd5 13. Ne4 Be7 14. Bc2 {[#]} Qd7 $146 ({Predecessor:} 14... Nxe4 15. dxe4 Bc4 16. Be3 Qxd1 17. Raxd1 Red8 18. Nd2 Be6 19. Kh2 b6 20. f4 exf4 21. Bxf4 Rd7 22. Nf3 Rad8 23. Rxd7 Rxd7 24. Rd1 Rxd1 25. Bxd1 Bd6 26. Bxd6 {½-½ (26) Popov,V (2281)-Ermakov,V (2263) ICCF email 2017}) 15. Nxf6+ Bxf6 16. Nh2 Be7 17. Ng4 Qd6 18. Ne3 Be6 19. Qh5 Bg5 20. Nc4 Bxc4 $1 21. dxc4 g6 22. Qf3 Bxc1 23. Raxc1 f5 24. Rcd1 Qe6 25. Rd5 Re7 26. h4 h5 27. Qg3 Qf6 28. f3 Kh8 29. Red1 Rg8 30. Qg5 Qxg5 31. hxg5 Kg7 32. Kf2 Ra8 33. c5 Rh8 34. Rd7 {[#] Rxe7+ is the strong threat.} Kf8 35. Bb3 Rhh7 36. R7d2 e4 37. Kg3 h4+ 38. Kh3 $1 e3 (38... exf3 $1 $11 39. gxf3 Rh5) 39. Re2 $16 Re5 ({Black should play} 39... Re8) 40. f4 $36 {[%mdl 2048] Keeping Black busy.} Re4 {[#]} 41. g3 $1 hxg3+ 42. Kxg3 Rhe7 $2 {[%mdl 8192] Now Black is done in.} (42... Ree7 $16 43. Rde1 Re8 44. Rxe3 Rxe3+ 45. Rxe3 Nd8) 43. Rh1 $18 {Intending Rh8+ and mate.} Rg7 $2 (43... Ke8 44. Rh8+ Kd7) 44. Bd5 Rxa4 45. Rh8+ Ke7 46. Rxe3+ Kd7 47. Be6+ Ke7 48. Bxf5+ {[%mdl 64] Discovered Attack. Accuracy: White = 90%, Black = 72%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "7.1"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Zaibi, Amir"]
[Result "1-0"]
[WhiteElo "2528"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "25"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,11,0,38,29]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 O-O (5... Nxe5 $5 6. d4 $8 {[%mdl 64] Double Attack} Bb4 $11) 6. Nf3 {[%mdl 32768] [#] Loss on time!? A28: English Opening: Four Knights Variation.} {Predecessor:} Nxe4 $146 7. Nxe4 Re8 8. d3 f5 9. Be2 fxe4 10. dxe4 d6 11. O-O Qf6 12. Qd5+ Be6 13. Qg5 {½-½ (22) Saric,I (2549)-Szabo,K (2512) Sarajevo 2011} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "7.2"]
[White "Sumets, Andrey"]
[Black "Tiviakov, Sergei"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2543"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,29,0,8,0,16,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 c6 7. Qc2 b6 8. O-O O-O 9. Bf4 Bb7 10. Rd1 Nbd7 11. Nc3 {[#]} Nh5 $146 ({Predecessor:} 11... Rc8 12. b3 Nh5 13. Bc1 f5 14. Bb2 Bd6 15. e3 Qe7 16. Rac1 Nhf6 17. Ne2 Ne4 18. Nf4 Ndf6 19. Ne5 Bxe5 20. dxe5 Ng4 21. Nd3 dxc4 22. Qxc4 {0-1 (47) Postny,E (2605)-Hansen,E (2606) Moscow 2019}) 12. Bc1 Nhf6 13. Bf4 Nh5 14. Bc1 {E08: Closed Catalan: Main Line: 7 Qc2.} Nhf6 15. Bf4 {Not much happened in this game.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "7.3"]
[White "Pichot, Alan"]
[Black "Heberla, Bartlomiej"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2606"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,111,31,29,31,29,21,24,22,29,38,25,22,29,36,35,36,35,35,25,50,25,25,21,18,17,43,56,100,100,691,691,1482,1464,1124,268,254,273,279,285,272,257,446,439,439,439,414,182,182,175,145,135,465,426,291,283,5069,5073,5081,5185,5164,5158,4773,3893,5065,5164,4669,2517,3410,2452,1511,1541,12832,12837,12825,6627,6687,6627,5422,887,29988,29989,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. Nf1 Bf8 14. Ng3 g6 15. a4 Bg7 16. Bd3 exd4 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4.} 17. cxd4 c5 18. axb5 axb5 {White has an edge.} 19. Rxa8 Bxa8 20. Bxb5 {Strongly threatening dxc5.} cxd4 21. Nxd4 Nxe4 22. Nxe4 Rxe4 23. Rxe4 Bxe4 24. Bf1 Bb7 {[#]} 25. Be3 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 25. b4 Nf6 26. Nb5 Nd5 27. Bc4 Qe7 28. Bxd5 Bxd5 29. Qxd5 Qe1+ 30. Kh2 Qxc1 31. Nxd6 Qf4+ 32. Kg1 Qc1+ 33. Kh2 Qf4+ {½-½ (33) Sevian,S (2677)-Oparin,G (2644) Saint Louis 2019}) 25... Qa5 26. Nb5 d5 27. Qc1 h5 28. Nd6 Ba6 29. Qc6 $36 {[%mdl 2048] White is really pushing.} Bxf1 $4 {[%mdl 8192]} (29... d4 $16) 30. Qxd7 $18 Qe1 {aiming for ...Bb5+.} 31. Qxf7+ {[%mdl 64] Double Attack} Kh8 32. Kh2 $2 (32. Qe7 {White threatens Nf7+ and mate.} Kg8 33. Nf7 Bc4+ 34. Kh2) 32... d4 {[#]} 33. Bg5 $1 ({And not} 33. Qxg6 dxe3 34. Qxh5+ Kg8 $11) 33... Qe5+ 34. Bf4 Qf6 35. Kg1 Qxf7 $2 (35... Bd3 36. Qc7 Qf8) 36. Nxf7+ Kg8 37. Kxf1 Kxf7 {[%mdl 4096] Endgame KB-KB} 38. b3 (38. b4 $142) 38... d3 {[#]} 39. Ke1 $1 Bc3+ 40. Bd2 Bg7 $2 {[%mdl 8192] This costs Black the game.} (40... Bd4 $16 41. Ba5 Ke6) 41. Ba5 Bd4 42. Kd2 Bxf2 $2 (42... Ke6 43. f3 Bf6) 43. Kxd3 Ke6 44. Ke4 Bg3 45. Bd2 Bh4 46. Bb4 Bg5 47. Bc5 Bc1 48. b4 Ba3 49. Kd4 Bb2+ 50. Kc4 Ke5 51. b5 Ke4 52. Bd6 Bd4 53. Bc7 g5 54. b6 (54. Bd8 $142 Bg1 55. b6 Bxb6 56. Bxb6) 54... Ke3 55. b7 Ba7 {[#]} 56. Bb6+ $1 {[%mdl 576] Double Attack. Accuracy: White = 80%, Black = 49%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "7.4"]
[White "Lagarde, Maxime"]
[Black "Gagunashvili, Merab"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2659"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,83,3,0,41,28,24,30,21,21,21,21,27,20,33,24,97,92,108,101,115,120,192,97,231,221,221,122,106,112,192,93,168,173,140,99,101,8,56,38,85,88,224,177,540,537,526,485,486,452,661,713,1242,1245,1194,1185,864,703,5614,6874,6628,6195,29990,29991,29991,29992,29993,29994]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Nc3 b5 6. Bb3 Be7 7. d3 d6 8. a3 O-O 9. O-O Bg4 10. Be3 Na5 {C84: Closed Ruy Lopez: Unusual White 6th moves.} (10... Nd4 $5) 11. Ba2 Qd7 12. h3 Be6 {White has an edge.} 13. Nd5 Nxd5 14. exd5 Bf5 15. b4 {[%cal Bb2b4,Bb4c5][%mdl 32]} Nb7 16. c4 $36 {[%mdl 2048] [#] White fights for an advantage.} Bf6 $146 (16... a5 $11 {remains equal.}) ({Predecessor:} 16... c6 17. dxc6 Qxc6 18. Rc1 Qd7 19. d4 e4 20. Nd2 Rfc8 21. c5 d5 22. f3 exf3 23. Qxf3 {1-0 (37) Kovacevic,A (2480)-Sodoma,J (2318) Kavala 2019}) 17. c5 $1 $16 {[%cal Rc5c6]} dxc5 18. bxc5 {Black must now prevent c6.} Qe7 19. d4 Be4 (19... exd4 $16 20. Nxd4 Bg6) 20. Re1 (20. Nxe5 $18 Bxe5 21. dxe5 Qxe5 22. Re1) 20... Bxf3 (20... exd4 $16 21. Bxd4 Nxc5) 21. Qxf3 $18 exd4 22. Bf4 ({But not} 22. Bxd4 $6 Qd8 $16) (22. d6 $1 $18 {[%cal Rd6e7]} cxd6 23. Bxd4 $1 {[%mdl 576] Discovered Attack}) 22... Qd8 $16 23. Rac1 {[%mdl 1024] And now d6 would win. White has strong compensation.} Na5 (23... Bg5 $16 {might work better.}) 24. h4 (24. d6 $18 {and White stays clearly on top.} c6 25. Bd2) 24... Nc4 (24... Bxh4 $16 25. d6 Bg5) 25. g3 $18 Rc8 26. Bb1 g6 27. Bh6 (27. Bd3 $16) 27... Bg7 (27... Ne5 $5 {[%cal Re5f3]} 28. Qf4 Re8 $15) 28. Bg5 f6 29. Bf4 Re8 (29... Ne5 $16 30. Qb3 Qd7) 30. h5 f5 $2 (30... Ne5 {is tougher.} 31. Bxe5 fxe5) 31. hxg6 hxg6 {[#]} 32. d6 $1 {[%mdl 512] Qd5+ is the strong threat.} c6 (32... cxd6 33. Qd5+) 33. g4 Qd7 (33... d3 $142 34. Qxd3 Qd7 35. gxf5 Bb2) 34. gxf5 Rxe1+ 35. Rxe1 Re8 36. Rxe8+ Qxe8 37. Be4 d3 38. Bxc6 Qe1+ {[#]} 39. Kg2 $1 d2 40. Bd5+ {White mates.} Kf8 41. Be6 {[%cal Rf3a8]} Ne3+ 42. Bxe3 {Accuracy: White = 69%, Black = 30%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.21"]
[Round "7.5"]
[White "Kotronias, Vasilios"]
[Black "Oussedik, Mahfoud"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2526"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,95,12,9,12,0,5,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,-1,-8,-5,0,0,18,18,23,12,28,26,22,10,19,11,18,20,21,0,28,18,37,-9,0,0,18,7,4,2,18,18,24,46,41,6,35,6,15,2,2,5,66,4,0,17,20,20,112,78,158,157,147,137,150,132,412,402,633,629,614,605,589,582,29990,29987,29991,29992]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. c3 d6 6. Bb3 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. a4 h6 8. h3 O-O {The position is equal.} 9. Nbd2 Be6 10. O-O d5 11. Re1 Re8 12. exd5 Bxd5 13. Ne4 Be7 14. Bc2 {[#]} Qd7 $146 ({Predecessor:} 14... Nxe4 15. dxe4 Bc4 16. Be3 Qxd1 17. Raxd1 Red8 18. Nd2 Be6 19. Kh2 b6 20. f4 exf4 21. Bxf4 Rd7 22. Nf3 Rad8 23. Rxd7 Rxd7 24. Rd1 Rxd1 25. Bxd1 Bd6 26. Bxd6 {½-½ (26) Popov,V (2281)-Ermakov,V (2263) ICCF email 2017}) 15. Nxf6+ Bxf6 16. Nh2 Be7 17. Ng4 Qd6 18. Ne3 Be6 19. Qh5 Bg5 20. Nc4 Bxc4 $1 21. dxc4 g6 22. Qf3 Bxc1 23. Raxc1 f5 24. Rcd1 Qe6 25. Rd5 Re7 26. h4 h5 27. Qg3 Qf6 28. f3 Kh8 29. Red1 Rg8 30. Qg5 Qxg5 31. hxg5 Kg7 32. Kf2 Ra8 33. c5 Rh8 34. Rd7 Kf8 35. Bb3 Rhh7 (35... h4 $11) 36. R7d2 (36. Rxe7 $14 Rxe7 37. Bc4) 36... e4 $11 {[#] ...e3+ is the strong threat.} 37. Kg3 h4+ 38. Kh3 $1 e3 (38... exf3 $11 {remains equal.} 39. gxf3 Rh5) 39. Re2 $16 Re5 (39... Re8 $142) 40. f4 $36 {[%mdl 2048] White is in control.} Re4 {[#]} 41. g3 $1 hxg3+ 42. Kxg3 Rhe7 $2 {[%mdl 8192] A mistake that costs the game.} (42... Ree7 $16 {is a better defense.} 43. Rde1 Nd8 44. Rxe3 Rxe3+ 45. Rxe3 Rd7) 43. Rh1 $18 {White threatens Rh8+ and mate.} Rg7 (43... Ke8 $142 44. Rh8+ Kd7) 44. Bd5 Rxa4 45. Rh8+ Ke7 46. Rxe3+ Kd7 47. Be6+ Ke7 48. Bxf5+ {[%mdl 64] Discovered Attack. Accuracy: White = 86%, Black = 65%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.22"]
[Round "8.1"]
[White "Zaibi, Amir"]
[Black "Oussedik, Mahfoud"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2402"]
[BlackElo "2423"]
[Annotator "ChessBase"]
[PlyCount "42"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e4 Bc5 5. Nxe5 O-O 6. Nf3 Re8 7. d3 Ng4 8. d4 Nxd4 9. Nxd4 Nxf2 10. Kxf2 Qf6+ 11. Ke3 d5 12. Nxd5 Qe5 13. Kd2 Bxd4 14. Kc2 c6 15. Nc7 Qxe4+ 16. Bd3 Qxg2+ 17. Bd2 Be3 18. Nxe8 Bg4 19. Nf6+ gxf6 20. Qe1 Re8 21. Rg1 Bxg1 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.22"]
[Round "8.2"]
[White "Gagunashvili, Merab"]
[Black "Kotronias, Vasilios"]
[Result "1-0"]
[ECO "E68"]
[WhiteElo "2580"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,65,39,40,62,49,63,66,69,56,50,50,48,55,51,50,63,69,88,52,95,97,214,214,215,214,208,206,333,337,509,508,500,474,450,395,428,428,543,544,541,520,558,507,550,526]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Qc2 e5 8. Rd1 Qe7 9. Nc3 c6 10. e4 exd4 11. Nxd4 Re8 12. Bf4 Ne5 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} 13. b3 $1 Bg4 14. f3 {[#]} c5 $146 {White is slightly better.} ({Predecessor:} 14... Be6 15. Rac1 Qc7 16. Qf2 a6 17. Nxe6 Rxe6 18. Nd5 Nxd5 19. cxd5 Ree8 20. dxc6 bxc6 {0-1 (32) Aulinger,R (2039)-Sommer,M (2128) Bayern 2011}) 15. Bxe5 dxe5 16. Ndb5 Be6 17. Nd5 Bxd5 $1 18. cxd5 Qd7 19. a4 ({Don't play} 19. Qxc5 Rec8 $15) 19... Rec8 20. h4 Ne8 21. Kh2 $36 {[%mdl 2048] And now Bh3 would win. White is really pushing.} Nd6 (21... Rd8 $16) 22. Bh3 $18 {[%mdl 64] [#] Skewer} f5 23. Nxd6 Qxd6 24. exf5 e4 (24... Rf8 $142 25. Qe4 Rf6 26. fxg6 Rxg6) 25. fxg6 ({Weaker is} 25. fxe4 Bxa1 26. Rxa1 Qe5 $16) 25... exf3 (25... Rf8 {was worth a try.}) 26. Bxc8 Rxc8 27. Qf5 Rf8 28. Qe6+ Qxe6 29. dxe6 {[#] Hoping for e7.White is clearly winning.} Bd4 30. gxh7+ Kxh7 31. Ra2 Kg6 32. Rf1 Rf6 33. Kh3 {Accuracy: White = 92%, Black = 41%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.22"]
[Round "8.3"]
[White "Heberla, Bartlomiej"]
[Black "Lagarde, Maxime"]
[Result "0-1"]
[ECO "E52"]
[WhiteElo "2575"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,56,0,5,21,19,11,7,27,37,38,39,70,68,86,80,77,19,19,27,31,-40,-56,-89,-78,-76,-76,-95,-82,-110,-113,-111,-101,-176,-179,-981,-981,-971,-947,-29987,-29988]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 b6 7. Rc1 Bb7 8. cxd5 exd5 9. Bd3 Nbd7 10. O-O a6 {10...Be7 is the fancy move. E52: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5 6 Bd3 b6.} 11. Ne5 Nxe5 12. dxe5 Bxc3 {The position is equal.} 13. Bxc3 Ne4 14. Be1 Qe7 15. Qc2 c5 16. f3 c4 17. fxe4 (17. Bxe4 $16 dxe4 18. f4) 17... cxd3 $11 18. Qc7 Rfe8 $1 {[#]} 19. Bb4 $146 ({Better is} 19. Qxb6 $14 Rac8 20. Bb4) ({Predecessor:} 19. Qxb6 Rac8 20. Bb4 Qd7 21. Qd4 Qb5 22. a4 Qxa4 23. exd5 Rxc1 24. Rxc1 Bxd5 25. Qxd5 Qxb4 {½-½ (34) Grandelius,N (2691)-Christiansen,J (2548) Helsingor 2019}) 19... Qxb4 $15 {[%mdl 64] Double Attack} 20. Qxb7 Qxe4 21. Qxf7+ Kh8 22. Qf4 {[#]} h6 $1 23. Rc6 Qxe5 ({Of course not} 23... Rxe5 $6 {[#]} 24. Rxh6+ $1 {[%mdl 512]} gxh6 25. Qf6+ Kh7 26. Qf7+ Kh8 27. Qf6+ Kh7 28. Qf7+ Kh8 29. Qf6+ $11 {[%mdl 64] Double Attack}) 24. Qxe5 Rxe5 25. Rc3 (25. h3 $17) 25... Rxe3 $19 {Hoping for ...Rae8.} 26. Rf3 $2 {[#]} (26. Rd1) 26... d2 $1 {[%mdl 512]} 27. Rd3 Re1+ 28. Rf1 Rf8 $1 {Accuracy: White = 44%, Black = 92%.} 0-1

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.22"]
[Round "8.5"]
[White "Cuenca Jimenez, Jose Fernando"]
[Black "Sumets, Andrey"]
[Result "1/2-1/2"]
[ECO "C11"]
[WhiteElo "2528"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "141"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,141,0,0,10,4,16,7,16,12,87,-18,15,0,8,0,4,0,11,0,0,0,68,69,69,63,90,90,90,80,71,82,90,90,90,39,39,39,39,39,39,39,39,39,39,39,39,21,45,21,23,21,21,18,21,18,18,4,18,18,18,12,21,21,21,20,21,11,21,20,20,20,21,18,21,21,43,21,21,18,22,22,25,0,6,3,35,35,43,43,43,35,35,35,43,43,35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Be7 {C11: French: Classical System: 4 e5 and 4 Bg5 dxe4.} 7. Be3 O-O 8. Qd2 b6 9. h4 $1 {[%mdl 4] is currently scoring better than 9.Nd1.} a5 {[#]} (9... Nc6 $11 {keeps the balance.}) 10. a4 $146 ({White should try} 10. O-O-O $16) ({Predecessor:} 10. h5 Ba6 11. Bxa6 Rxa6 12. h6 g6 13. f5 cxd4 14. Bxd4 Nc6 15. fxe6 fxe6 16. O-O-O {½-½ (37) Pikula,D (2433)-Kuklin,V (2346) Wuerttemberg 2017}) 10... Nc6 11. Bb5 Nxd4 12. Nxd4 cxd4 13. Bxd4 Bb4 14. O-O-O $36 {[%mdl 2048] White has some pressure.} Nc5 15. Qe3 Bd7 ({Better is} 15... Bxc3 $11 16. Qxc3 Ne4) 16. Bxc5 $14 Bxc5 17. Qf3 Bxb5 18. Nxb5 f6 19. exf6 Qxf6 20. g3 Rac8 21. Rhe1 Qf5 {[#] Strongly threatening ...Be3+!} 22. Qd3 (22. Kb1 $16) 22... Qxd3 23. Rxd3 Kf7 24. Kd2 g6 25. c3 Rfe8 26. Re5 Bf8 27. Re2 Bc5 28. Ke1 Red8 29. Kf1 Rd7 30. Kg2 h5 31. Kf3 Rcd8 32. Re1 Kf6 33. Re5 Bd6 34. Re2 Bc5 35. Rd1 Kf7 36. Rde1 Re8 37. Rb1 Ra8 38. Rd2 Rc8 39. Rbd1 Be7 40. Re2 Bf6 41. Rde1 Rc6 42. Re3 Re7 43. Rd3 Rd7 44. Ree3 Rc8 45. Rd1 Rcd8 46. Ke2 Re8 47. Rf1 Rc8 48. Kd3 Rc6 49. Rfe1 Ke7 50. R3e2 Kf7 51. Rg1 Rc4 52. b3 Rc6 53. g4 hxg4 {The position is equal.} 54. Rxg4 Rd8 55. Nd4 Bxd4 (55... Rc7 {keeps more tension.} 56. Nb5 Rcd7 57. Nd4 Rc8 58. Re3 Rdd8) 56. Kxd4 $11 {[%mdl 4096] Endgame KRR-KRR} Rh8 57. Rh2 Rh5 58. Rg5 Rh6 59. h5 Rxh5 60. Rhxh5 gxh5 61. Rxh5 {KR-KR} Kg6 62. Rh8 Kf6 63. Rg8 Kf7 64. Rb8 Kf6 65. Rh8 Kg7 66. Rb8 Kf6 67. Ra8 Kf5 68. Rf8+ Kg6 $1 69. c4 dxc4 70. bxc4 Kg7 71. Rd8 {Accuracy: White = 93%, Black = 92%.} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.23"]
[Round "9.1"]
[White "Sumets, Andrey"]
[Black "Zaibi, Amir"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2543"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,117,13,0,0,8,6,0,9,12,97,81,92,72,73,43,38,63,35,55,47,38,60,0,0,0,0,0,0,0,0,0,0,0,46,42,44,51,51,30,39,29,36,34,66,29,27,24,29,36,43,33,62,62,146,115,111,102,121,128,128,128,249,247,237,238,326,325,350,350,513,513,513,513,513,506,506,506,513,513,513,513,513,513,513,65,506,506,506,506,506,506,506,506,506,506,502,502,491,491,491,481,487,485]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Bb4+ 5. Nbd2 dxc4 6. Bg2 c3 7. bxc3 Bxc3 8. Rb1 O-O 9. O-O Bxd4 {E04: Open Catalan: 5 Nf3.} 10. Nxd4 Qxd4 11. Qc2 {[#]} Nc6 $1 {The position is equal.} 12. Bb2 {[#]} (12. Bxc6 bxc6) 12... Qg4 $146 (12... Qd8 $11 {remains equal.}) ({Predecessor:} 12... Qd8 13. Rfd1 Nd4 14. Qc5 Nxe2+ 15. Kh1 e5 16. Nf3 Qe8 17. Re1 Bf5 18. Rbd1 Qa4 19. Qxe5 Bc2 20. Rd2 Rfe8 21. Qg5 h6 22. Qh4 {½-½ (22) Roiz,M (2507)-Colovic,A (2364) Saint Vincent 2002}) 13. Bxf6 gxf6 14. Ne4 Kg7 15. f4 (15. Nxf6 $5 Qg6 16. Qc5 Qxf6 17. Bxc6 $14) 15... Qg6 16. Qc3 Ne7 17. Qxc7 Nd5 18. Qc1 b6 19. f5 (19. Rb3 $14) 19... exf5 $11 20. Nd6 Be6 21. Rb5 Rad8 22. Rxd5 Bxd5 23. Nxf5+ Kh8 24. Ne7 $36 {[%mdl 2048] White is pushing.} Qg5 ({Of course not} 24... Qh5 $6 25. Qf4 $16) (24... Qg4 {is interesting.} 25. Nxd5 Rxd5 26. Bxd5 Qd4+ 27. Rf2 Qxd5 28. Qf4 Kg8) 25. Qxg5 fxg5 26. Nxd5 f5 27. Rb1 Rfe8 28. Rb2 Re5 29. Nb4 {Hoping for Nc6.} Rb5 {Strongly threatening ...a5.} 30. Bc6 (30. a4 $5 {[%cal Ra4b5]} Rc5 31. Nd3 $14) 30... Rc5 {And now ...a5 would win.} 31. Bb7 Rd4 32. Nd3 Ra5 33. Bc6 Ra3 34. Rc2 h5 ({Black should play} 34... Ra5 $14) 35. Be8 h4 36. Bf7 Ra5 37. Rc7 hxg3 38. hxg3 f4 (38... Kg7 $16 {is a better defense.}) 39. gxf4 $18 gxf4 40. Kf2 Re4 41. Rd7 a6 42. Bd5 Rd4 {[#]} (42... Rea4 {was worth a try.} 43. Kf3 Ra3 44. Kxf4 Rxd5 45. Rxd5 Kg8) 43. Ne5 $1 {[%cal Re5g6]} Rdxd5 {[%mdl 4096] Endgame KRR-KRN} 44. Ng6+ {[%mdl 64] Double Attack} Kg8 45. Rxd5 Rxa2 {KRN-KR} 46. Rd7 b5 47. Nxf4 b4 48. Rb7 a5 49. Ne6 Rc2 50. Rg7+ Kh8 {[#] This move loses the game for Black.} 51. Ra7 $1 {White is clearly winning.} Ra2 {If Black can now play ...b3 this consolidates a bit.} 52. Nc5 Kg8 53. Rb7 Kf8 54. Rb5 Ke7 55. Nb7 a4 {intending ...b3.} 56. Rxb4 a3 57. Ra4 Ke6 58. Na5 Kd5 59. Nc4 {Accuracy: White = 90%, Black = 67%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.23"]
[Round "9.2"]
[White "Pichot, Alan"]
[Black "Cuenca Jimenez, Jose Fernando"]
[Result "1/2-1/2"]
[WhiteElo "2606"]
[BlackElo "2528"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,18,0,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O d6 6. Nc3 Nc6 7. d3 e5 8. Rb1 a5 9. a3 Re8 {[#]} {Predecessor:} 10. Nd2 $146 {A26: English Opening vs King's Indian with ...Nc6 and d3.} Nd4 11. e3 Ne6 12. b4 axb4 13. axb4 c6 14. b5 d5 15. bxc6 bxc6 16. cxd5 cxd5 17. e4 d4 18. Nd5 Ba6 19. Nc4 Bxc4 20. dxc4 Rc8 21. Qe2 {0-1 (63) Bartel,M (2635)-Bacrot,E (2671) chess24.com INT 2020} 1/2-1/2

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.23"]
[Round "9.3"]
[White "Lagarde, Maxime"]
[Black "Tiviakov, Sergei"]
[Result "1-0"]
[ECO "C02"]
[WhiteElo "2659"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,103,0,0,0,37,31,48,35,71,62,54,44,82,70,114,91,104,103,139,116,106,104,121,117,131,131,135,99,123,127,181,174,163,179,188,197,220,214,200,200,428,434,416,414,538,419,373,350,741,654,2091,1800,1580,1535,1246,563,552,556,372,668,648,71,618,574,1015,931,29955,29960,29976,29977,29977,29978,29978,29976,29976,29976,29976,29977,29977,29978,29978,29979,29979,29980,29980,29981]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Qb6 10. O-O Rc8 11. h4 {C02: French: Advance Variation.} Nb4 12. Nxb4 Qxb4 13. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] White is slightly better.} Be7 {[#]} 14. Bd2 $146 ({Predecessor:} 14. g3 O-O 15. Bd2 Qxb2 16. Rb1 Qc2 17. Rxb7 Bxa4 18. Rxa7 Qxd1 19. Bxd1 Bc2 20. Bxc2 Rxc2 {½-½ (34) Schoorl,R (2276)-Svane,R (2351) Hoogeveen 2011}) 14... Qb6 15. a5 $1 {[%cal Ra5b6]} Qc7 ({But not} 15... Qxb2 $6 16. Rb1 $16) 16. Bd3 h5 17. g3 a6 18. Rc1 Qd8 19. Qb3 Bc6 20. Rfe1 g6 21. Bb4 Bxb4 22. Qxb4 Ne7 23. Rc5 Rb8 24. Rec1 Kf8 (24... O-O $16 25. Kh2 Be8) 25. Qd2 $18 Kg7 26. b4 Ra8 27. Ng5 Qe8 28. Qf4 Nf5 29. Bxf5 exf5 $2 (29... gxf5 {keeps fighting.} 30. Qd2 Qg8) 30. e6 f6 31. Nf7 Rh7 32. Nd6 Qxe6 {[#]} 33. Nxb7 $1 {[%mdl 512]} g5 $2 ({Wrong is} 33... Bxb7 $2 34. Rc7+ Qf7 35. Rxf7+ Kxf7 36. Rc7+ Kg8 37. Rxh7 $18) (33... Bb5 34. Nd6 Bd7) 34. hxg5 ({Less strong is} 34. Rxc6 Qxc6 35. hxg5 Qxb7 $18) 34... Bxb7 35. Rc7+ {[%mdl 64] Double Attack} Kg6 36. Rxh7 Kxh7 37. Qc7+ (37. Rc7+ $142 Kg8 38. Rxb7) 37... Kg6 {Strongly threatening ...Rc8.} 38. Qxb7 {[%mdl 4096] Endgame KQR-KQR} Rf8 39. Rc7 {[%csl Gb7][%cal Rc7g7]} f4 {( -> ...Qe1+)} 40. Rg7+ $40 {[%mdl 128] White wants a kill.} Kf5 {[#] And now ...Qe1+ would win. This move loses the game for Black.} 41. Re7 $1 Qd6 42. gxf6 Rxf6 43. Qc8+ {White mates.} Kg5 44. Re5+ Kg6 45. Qg8+ Kh6 46. Qh8+ Kg6 47. Qxh5+ Kg7 48. Rg5+ Kf8 49. Qh8+ Ke7 50. Re5+ Kf7 51. Qe8+ Kg7 52. Rg5+ {Accuracy: White = 93%, Black = 55%.} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.23"]
[Round "9.4"]
[White "Kotronias, Vasilios"]
[Black "Heberla, Bartlomiej"]
[Result "1-0"]
[WhiteElo "2526"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,9]} 1. e4 {Not much happened in this game.} {Predecessor:} e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nge2 d5 6. exd5 {C28: Vienna Game: 2...Nf6 3 Bc4 Nc6.} Nxd5 7. O-O Be6 8. a3 Bxc3 9. bxc3 O-O 10. Bxd5 Qxd5 11. Be3 b6 12. Qd2 Rad8 13. Ng3 f5 14. f4 e4 15. c4 Qa5 16. Rfd1 Qxd2 17. Rxd2 Na5 {½-½ (55) Nakamura,H (2736)-Giri,A (2768) chess.com INT 2020} 1-0

[Event "Go-Makkah Chess Festival 2020"]
[Site "Djerba"]
[Date "2020.02.23"]
[Round "9.5"]
[White "Oussedik, Mahfoud"]
[Black "Gagunashvili, Merab"]
[Result "0-1"]
[ECO "A69"]
[WhiteElo "2423"]
[BlackElo "2580"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2020.02.16"]
[EventType "swiss"]
[EventCountry "TUN"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,121,0,36,-9,-12,-76,-43,-154,-140,-116,0,-154,0,-122,-59,-253,-251,-234,-256,-306,-246,-252,-259,-256,-226,-231,-160,-156,-166,-249,-177,-155,-142,-179,-168,-202,-123,-120,-119,-130,-122,-132,-130,-143,-92,-97,-8,-28,0,0,0,-8,-8,-18,0,0,0,-142,-139,-141,-161,-167,-139,-228,-228,-242,-214,-334,-346,-331,-182,-195,-185,-174,-22,-257,-29,-30,0,-36,-57,-388,-354,-767,-706,-848,-827,-824,-800,-983,-1042,-1321,-1276,-1295,-1284,-1198,-1190,-1319,-1233,-2177]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Nf3 Bg7 8. Nd2 O-O 9. Be2 a6 10. a4 Nbd7 11. O-O Re8 12. f4 Rb8 (12... c4 $5) 13. g4 {A69: Modern Benoni: Four Pawns Attack with 9...Re8.} h6 14. h4 (14. Kh1 $11) 14... Nh7 {[#]} (14... b5 $5 15. axb5 axb5 $15) 15. Nf3 $146 (15. Kg2 $15) ({Predecessor:} 15. Qe1 Ndf8 16. Qg3 Bd7 17. Bd3 b5 18. axb5 axb5 19. Nf3 b4 20. Nd1 Nf6 21. Nf2 Bb5 22. Bxb5 Rxb5 23. Re1 {½-½ (34) Lexa,V (2558)-Sott,P (2138) Klatovy 1999}) 15... Ndf6 $17 16. Nd2 Nd7 17. Nf3 Ndf6 18. Nd2 h5 (18... b5 $17 19. axb5 axb5) 19. gxh5 $2 ({White must play} 19. g5 $15 Ng4 20. Nc4) 19... Nxh5 $19 20. Bxh5 Qxh4 {[#] ( -> ...Bd4+)} ({Inferior is} 20... gxh5 21. Qxh5 Nf6 22. Qg5 $11) ({Don't take} 20... Bd4+ 21. Kg2) 21. Qf3 gxh5 22. Kg2 Bg4 23. Qg3 Qxg3+ 24. Kxg3 b5 25. axb5 axb5 26. Nd1 (26. Re1 $142) 26... Ra8 27. Rxa8 Rxa8 28. Ne3 Bd7 29. Rh1 Nf6 30. e5 dxe5 31. fxe5 {[#]} Ng4 $1 {[%cal Rg4e3]} 32. Nxg4 Bxg4 ({Don't do} 32... hxg4 33. Rh5 $11) 33. Nf3 Rd8 ({Black should play} 33... Ra1 34. Rg1 Ra4) 34. d6 $17 Ra8 (34... f6 $17 35. exf6 Bxf6) 35. Bf4 Ra2 36. Rd1 Bd7 37. e6 fxe6 38. Be5 Bf8 39. Kh4 Kf7 40. Ng5+ (40. Kxh5 $11 Bc6 41. Ng5+ Ke8 42. Rf1) 40... Kg6 41. Nf3 Ra4+ 42. Kh3 Bh6 43. Nh4+ (43. Re1 $17) 43... Kg5 44. Nf3+ Kf5 45. Bg3 (45. Bc3 {keeps fighting.}) 45... Bf4 $19 46. Re1 Bxg3 (46... Ra6 $142 47. Nh4+ Kf6 48. Bxf4 e5+ {[%mdl 64] Discovered Attack} 49. Kg3 exf4+ 50. Kxf4 Rxd6) 47. Kxg3 {[%mdl 4096] Endgame KRB-KRN} Rg4+ 48. Kf2 {intending Re5+.} Re4 $2 (48... Kf6 $19 49. Ne5 Rg7) 49. Ra1 $2 (49. Rg1 $1 $11 {and White stays safe.}) 49... Rb4 $2 (49... Rf4 $19 {Threatens to win with ...Bc6.} 50. Ke3 Bc6) 50. Ra7 $1 $11 {[%cal Ra7d7]} Rxb2+ 51. Kg3 (51. Ke3 $5 {[%cal Ra7d7]}) 51... Bc6 {And now ...Rb3 would win.} 52. Rf7+ $2 {[%mdl 8192]} (52. d7 $1 $15 Bxd7 53. Rxd7) 52... Ke4 $19 53. Ng5+ $2 (53. d7 Bxd7 54. Ng5+ Ke3 55. Rxd7) 53... Ke5 {Black is clearly winning.} 54. d7 Rg2+ 55. Kh4 Rd2 56. Re7 Bxd7 57. Kxh5 Rh2+ 58. Kg4 Kd6 59. Rg7 Bc6 60. Nf7+ Kd5 {Hoping for ...Rg2+.} 61. Rg5+ {Accuracy: White = 43%, Black = 55%.} 0-1

