[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.1"]
[White "Kouskoutis, Georgios-Alexandros"]
[Black "Lu, Shanglei"]
[Result "0-1"]
[ECO "A13"]
[WhiteElo "2288"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,88,12,12,18,0,25,3,7,6,18,8,8,16,0,-8,0,-23,0,0,-7,-35,-61,-64,-47,-53,-68,-50,-16,-125,-98,-114,-116,-97,-110,-125,-128,-144,-152,-150,-147,-143,-106,-137,-142,-172,-169,-182,-166,-164,-161,-191,-186,-241,-239,-250,-207,-233,-212,-252,-181,-308,-171,-183,-172,-418,-263,-454,-460,-641,-618,-719,-729,-862,-845,-857,-851]} 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. e3 c5 6. exd4 cxd4 7. d3 Nc6 8. O-O Bd6 {A13: English Opening: 1...e6.} 9. Bg5 h6 10. Bxf6 $1 Qxf6 {The position is equal.} 11. Nbd2 Qe7 12. a3 a5 13. Re1 O-O 14. Rc1 {is more profitable than 14.Nb3 at the moment.} Rd8 15. Nh4 Bc7 16. c5 Bd7 {[#]} 17. Rc4 $146 ({Predecessor:} 17. Nf5 Qf8 18. Nd6 Bxd6 19. cxd6 Qxd6 20. Ne4 Qe7 21. Nc5 Be8 22. Qb3 Rab8 23. Qb6 {1-0 (58) Nisipeanu,L (2673)-Kraemer,M (2574) Austria 2018}) 17... Ne5 18. Rxe5 $1 Bxe5 19. Bxb7 Rab8 $36 {[%mdl 2048] Black has good play.} 20. c6 Bc7 21. Qc2 (21. Ne4 $11 {keeps the balance.}) 21... Bc8 $17 22. Bxc8 Rdxc8 ({Much less strong is} 22... Rbxc8 23. Ne4 $15) 23. Nb3 {[#]} Bb6 $1 24. Nf3 e5 25. Nbd2 Bc7 26. Nb3 Qe6 27. Nfd2 Kh7 28. Qd1 Bb6 29. Qe2 Kg8 30. Nf3 Bc7 31. Nfd2 Rb5 32. a4 {[#]} Rb6 $1 33. Qf3 (33. Nc5 $142 Qxc6 34. Qg4) 33... Rcb8 $19 34. Nc5 Qxc6 35. Nce4 Qd7 36. b3 Bd8 37. Kg2 (37. Nc5 {might work better.} Qe7 38. h4) 37... Be7 (37... f5 $142 38. Nc5 Qf7) 38. Nc5 Qd8 39. Nde4 $2 (39. h4) 39... g6 40. g4 $2 (40. Nd2 {was called for.}) 40... Rc8 {Black is clearly winning.} 41. Qe2 Qd5 42. Qf3 {Threatens to win with Nf6+!} Kg7 ({Not} 42... Rxc5 43. Rxc5 Qe6 44. Rxa5 $14) 43. Na6 Rxc4 44. bxc4 Qc6 {Accuracy: White = 52%, Black = 75%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.2"]
[White "Zeng, Chongsheng"]
[Black "Kesidis, Odyseas"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2567"]
[BlackElo "2282"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,125,3,7,7,18,4,18,10,18,16,16,12,17,21,21,8,16,20,18,0,39,43,116,122,122,116,110,116,116,105,96,96,125,81,109,107,106,85,98,31,66,62,79,81,68,14,14,14,37,14,12,8,134,146,126,2,0,0,0,0,0,0,0,-62,-70,-71,-47,-79,0,-9,-12,-8,0,0,0,-18,10,8,4,1,4,11,18,3,8,8,12,12,5518,5510,5189,142,5189,5189,5181,1266,29969,29970,29970,29971,29972,29973,29973,29974,29975,29975,29975,29976,29981,29982,29982,29976,29982,29982,29983,29982,29982,29983]} 1. c4 Nf6 2. Nf3 e6 3. g3 a6 4. Bg2 b5 5. Nd4 c6 6. d3 {A13: English Opening: 1...e6.} d5 {[#]} 7. cxd5 $146 ({Predecessor:} 7. O-O Be7 8. Nc3 O-O 9. e4 Qb6 10. Nb3 d4 11. c5 Bxc5 12. e5 Nfd7 13. Ne4 {0-1 (37) Sunye Neto,J (2545)-Hergott,D (2450) Linares 1993}) 7... cxd5 8. O-O {The position is equal.} Be7 9. Bf4 Bb7 10. Qc2 O-O 11. Rc1 $36 {[%mdl 2048] Black is under pressure.} Qd7 12. Nd2 Rc8 13. Qd1 Nc6 14. N4b3 Nh5 15. Be3 d4 ({Better is} 15... Bd6 $14) 16. Nxd4 $16 Nxd4 17. Bxb7 Qxb7 18. Bxd4 Qd5 19. e3 Nf6 20. Qf3 Qd7 21. Ne4 Nd5 22. Qg4 {[%csl Gd4][%cal Rg4g7] [#]} Bf8 23. Nc5 (23. Qd1 {looks sharper.} Rxc1 24. Rxc1 Rc8 25. a3 a5 26. Nc5) 23... Qd8 24. Qe4 (24. a3 $16) 24... Rc6 25. Nb3 Rac8 26. Rxc6 Rxc6 27. a4 (27. a3 $14) 27... bxa4 $1 $11 28. Rxa4 Qb8 29. Nd2 f5 $1 {[%cal Rf5e4]} 30. Qf3 {next Nc4 is good for White.} Nb4 (30... Rc1+ $11 31. Kg2 Nb4) 31. Nc4 $16 Rc8 32. e4 (32. Qd1 $16) 32... Qb5 $11 33. Ra5 Qc6 34. Bc3 fxe4 35. Qg4 {[#] And now Ne5 would win.} Nxd3 36. Ne3 ({White should try} 36. Nd2 $11) 36... Rc7 $15 {Threatens to win with ...Rf7.} 37. Qg5 h6 38. Qg6 $1 e5 (38... Bc5 $17) 39. Rxa6 Qxg6 40. Rxg6 Rf7 41. Ng4 {Hoping for Nxh6+.} Kh7 42. Rc6 Bc5 {[%cal Rc5f2]} (42... Rf5 $5 {[%cal Rh6h5]}) 43. Nxe5 Bxf2+ 44. Kg2 Nxe5 45. Bxe5 $11 {[%mdl 4096] Endgame KRB-KRB} Ba7 46. Rc7 Kg6 47. b4 Be3 48. b5 Rxc7 $4 {[%mdl 8192]} (48... Rf2+ $11 49. Kh3 h5) 49. Bxc7 {KB-KB} Bd2 50. Be5 $2 (50. Bf4 $18 {is the precise move to win.} Ba5 51. Be3) 50... Ba5 $2 {[%mdl 8192] This costs Black the game.} (50... Be3 $16) 51. Bd4 $18 Kf5 52. b6 g5 53. b7 {White mates.} Bc7 54. Ba7 e3 55. Kf3 e2 56. Kxe2 Kg4 57. b8=Q Bxb8 58. Bxb8 {KB-KPP} Kh3 59. Kf3 h5 60. Kf2 g4 61. Kg1 h4 62. gxh4 Kxh4 63. Kg2 {Accuracy: White = 81%, Black = 67%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.3"]
[White "Krallis, Christos"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2276"]
[BlackElo "2523"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,76,0,-3,-8,-1,-28,-32,-27,-20,-23,-34,-54,-36,-79,-87,-70,-73,-87,-74,-87,-81,-57,-67,-109,-86,-106,-10,-11,0,0,0,0,0,0,99,99,112,99,120,126,151,95,160,139,131,133,118,93,139,93,102,97,84,88,97,95,123,69,92,0,112,0,81,0,122,115,127]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 c6 6. O-O b5 7. a4 {E04: Open Catalan: 5 Nf3.} Bb7 8. b3 cxb3 9. Qxb3 {Black is slightly better.} b4 10. a5 c5 11. Rd1 Nbd7 $36 {[%mdl 2048] Black has some pressure.} 12. dxc5 Bxc5 13. Ne5 Bxg2 14. Kxg2 Qc7 ({And not} 14... Nxe5 15. Rxd8+ Rxd8 16. Bf4 $16) 15. Nxd7 {[#]} Nxd7 $146 ({Predecessor:} 15... Qc6+ 16. Qf3 Qxf3+ 17. exf3 Nxd7 18. Nd2 Nf6 19. Bb2 Be7 20. Ne4 Nxe4 21. fxe4 f6 {½-½ (40) Lkhamsuren,U (2147)-Bilguun,S (2444) Ulaanbaatar 2016}) 16. Qa4 Rd8 17. Ra2 O-O $1 18. Rc2 Qb7+ (18... Nb8 $17 19. Rxd8 Rxd8) 19. f3 $11 Nb6 {[%mdl 64] Discovered Attack} 20. axb6 Rxd1 21. Rxc5 Qxb6 {Strongly threatening ...Rg1+!} 22. Be3 $1 Qd6 ({Not} 22... Rxb1 $2 23. Qc2 $18) (22... Re1 $11 23. Qa2 Qd6) 23. Qxb4 $16 a5 24. Qb2 {Threatens to win with Nc3.} Rd5 25. Rc4 Qa6 {[#]} 26. Qc2 (26. Rg4 $142 $1 {[%csl Gg4][%cal Rb2g7]} e5 27. Nc3) 26... Rfd8 (26... Ra8 $142) 27. Rc6 Qa8 28. Rc7 R5d7 29. Rc5 h6 30. Na3 Rd5 31. Rc7 Qb8 32. Rc4 Qe5 33. Rc3 Qb8 34. Rb3 (34. Nc4 $16) 34... Qc8 35. Rc3 Qb8 $1 36. Rb3 Qc8 $1 37. Rc3 Qb8 $1 38. Nc4 Qb5 {Accuracy: White = 79%, Black = 80%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.4"]
[White "Marin, Mihail"]
[Black "Giannoulakis, Lampros"]
[Result "1/2-1/2"]
[ECO "A36"]
[WhiteElo "2502"]
[BlackElo "2266"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,101,2,1,33,19,50,54,67,39,34,13,25,35,39,0,0,0,0,0,0,-33,14,-2,17,17,17,0,17,17,14,14,14,17,21,40,20,9,6,0,10,12,14,14,14,7,20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. e4 c5 6. Nge2 Nc6 {[%cal Bb8c6,Bc6d4,Bd4e2][%mdl 32]} 7. O-O d6 8. d3 a6 9. h3 Rb8 10. a4 Ne8 11. Be3 Nd4 12. Rb1 Nxe2+ {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} 13. Nxe2 Nc7 14. b4 Ne6 {[#] White is slightly better.} 15. Qd2 $146 ({Predecessor:} 15. f4 Bd7 16. f5 Nd4 17. Nxd4 cxd4 18. Bd2 b6 19. h4 a5 20. Kh2 Qe8 21. b5 {0-1 (38) Bjorgvinsson,A (1937)-Lind,J (2234) Reykjavik 2016}) 15... Bd7 16. b5 axb5 17. axb5 Ra8 18. e5 Bc8 19. exd6 Qxd6 20. Rb3 Rd8 21. f4 Nd4 (21... h5 {is more complex.} 22. Kh2 Nd4 23. Nxd4 cxd4 24. Bg1 Re8) 22. Bxd4 Bxd4+ 23. Nxd4 Qxd4+ 24. Qf2 Qxf2+ 25. Rxf2 Ra1+ 26. Rf1 $1 {[%cal Rf1a1]} Rxf1+ 27. Bxf1 $11 {[%mdl 4096] Endgame KRB-KRB} b6 28. Ra3 Be6 29. Ra7 {The position is equal.} Bf5 30. Ra3 h5 31. Kf2 Kg7 32. Kf3 Rd6 33. g4 Bd7 34. Be2 hxg4+ 35. hxg4 g5 36. fxg5 Kg6 37. Ra8 Kxg5 38. Kg3 Kf6 39. Kf4 Rd4+ 40. Ke3 Ke5 41. Rb8 Rd6 42. Rh8 Rg6 43. Rb8 (43. Rh7 {is interesting.} Be6 44. Rh5+ Kd6 45. g5 Ke5 46. Rh8) 43... Bxg4 44. Bxg4 Rxg4 {KR-KR} 45. Rb7 Rg3+ 46. Kd2 f5 47. Rxe7+ Kd4 $1 48. Rd7+ Ke5 49. Re7+ Kd4 $1 50. Rd7+ Ke5 51. Re7+ {Accuracy: White = 90%, Black = 90%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.5"]
[White "Rama, Lorenc"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "2265"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,70,37,32,40,0,2,0,0,0,0,0,8,-25,-11,-24,0,0,0,-47,-39,-58,-47,-86,-65,-115,-93,-155,-131,-150,-93,-103,-112,-105,-93,-253,-228,-377,-260,-262,-255,-260,-260,-253,-259,-529,-529,-487,-499,-429,-322,-540,-545,-839,-839,-1322,-1275,-1209,-1195,-1729,-1648]} 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. Bg2 g6 5. O-O Bg7 6. d4 O-O 7. Qc2 b6 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} 8. b3 Bb7 9. Bb2 Na6 {The position is equal.} 10. Nbd2 Qe7 11. Rac1 c5 {[#]} 12. e3 $146 ({Predecessor:} 12. Qb1 Rfd8 13. Rfd1 Rac8 14. Qa1 Nc7 15. Ne5 Nce8 16. dxc5 bxc5 17. e3 Nd7 18. Nxd7 Bxb2 19. Qxb2 Rxd7 20. cxd5 exd5 {½-½ (36) Leszko,B (2042)-Jarocka,L (1789) Kouty nad Desnou 2017}) 12... Rac8 13. Qb1 Ne4 14. cxd5 exd5 15. Nxe4 dxe4 16. Ne5 f5 17. a3 Bd5 18. Nc4 b5 19. Na5 (19. Ne5 $142) 19... cxd4 20. exd4 Bh6 (20... Qd7 $142 21. Rxc8 Rxc8) 21. Rxc8 $17 Rxc8 22. Bc1 Bf8 23. b4 $2 {[#] Now White is beyond hope.} (23. Rd1 $17 {was worth a try.}) 23... Nxb4 $1 $19 {[%mdl 512]} 24. Bd2 (24. axb4 {might work better.} Qxb4 {[%mdl 64] Double Attack} 25. Qa1) 24... Nc2 25. Qxb5 Qe6 26. Qa4 Qb6 ({Resist} 26... Nxa3 27. Rc1 $17) ({Don't take} 26... Bxa3 27. Rd1 $19) 27. Rc1 {Strongly threatening Bf1.} Bxa3 28. Qxa3 $2 (28. Rd1) 28... Nxa3 29. Rxc8+ Kf7 30. Bf1 Qb1 {aiming for ...e3!} 31. Rc7+ $2 (31. Rc1 Qb6 32. Rc5) 31... Ke6 {Black is clearly winning.} 32. Nc6 Bc4 {[%csl Gc4][%cal Rb1f1]} 33. d5+ Kxd5 {[%csl Gc4][%cal Rb1f1]} 34. Nb4+ Ke6 {[%csl Gc4][%cal Rb1f1]} 35. Rxc4 Nxc4 {Accuracy: White = 35%, Black = 84%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.6"]
[White "Kourkoulos-Arditis, Stamatis"]
[Black "Gu, Tianlu"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2470"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "173"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,173,-10,35,15,18,3,6,0,9,0,0,0,0,0,6,0,56,57,41,57,41,46,53,48,50,43,50,54,60,47,61,57,60,51,58,16,15,0,28,16,27,0,0,1,12,0,0,0,0,-8,0,0,12,10,11,17,19,16,8,8,8,8,9,9,81,81,108,108,108,108,108,108,108,108,108,108,108,108,108,108,108,108,108,108,108,29,108,108,108,108,108,70,70,70,70,58,108,0,108,108,108,89,89,52,89,89,89,89,89,89,89,89,89,89,89,89,89,39,46,0,89,0,55,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 c5 3. Bg2 Nc6 4. d4 e6 5. O-O Nf6 6. b3 b6 7. Bb2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bb7 8. Nbd2 Be7 9. dxc5 bxc5 {[#]} 10. Ne5 $146 ({Predecessor:} 10. e4 O-O 11. e5 Nd7 12. Re1 Qc7 13. a3 Rad8 14. Qe2 Nb6 15. Qe3 Rd7 16. Bh3 {1-0 (26) Hinrichs,J (2190)-Huo,D (1734) Hamburg 2017}) 10... Nxe5 11. Bxe5 O-O 12. c4 Nd7 13. Bb2 Qb6 ({Black should try} 13... Bf6 $11 14. Bxf6 Nxf6) 14. cxd5 $14 exd5 {[#]} 15. Nc4 $1 {[%mdl 512]} dxc4 16. Qxd7 {[%mdl 64] Double Attack} Bxg2 17. Kxg2 Bf6 18. Bxf6 Qxf6 19. bxc4 Rfd8 20. Qb5 Qe5 21. e3 Rd2 22. Qb7 Rad8 23. Qf3 g6 24. a4 a5 25. Rab1 Ra2 $1 26. Rfd1 (26. Rb7 {seems wilder.} Qe6 27. Rb5 Qxc4 28. Rxa5 Rxa4 29. Rc1) 26... Rxd1 $1 27. Rxd1 Rxa4 $11 {[%mdl 4096] Endgame KQR-KQR} 28. Rd5 (28. Rd7 {seems wilder.} Qe6 29. Qa8+ Kg7 30. Qd5 Qxd5+ 31. cxd5 Ra2 32. Rc7) 28... Qe7 29. Qg4 Kg7 30. h4 Ra2 31. Qf4 h5 32. Qe5+ Qxe5 33. Rxe5 {KR-KR} Rc2 34. Rxc5 a4 35. Rc6 a3 36. Ra6 a2 37. Kf3 Rxc4 (37... f5 $11) 38. Rxa2 $16 f5 39. Ke2 Rb4 40. Kd3 Kf7 41. Kc3 Re4 42. Kb3 Kg7 43. Ra7+ Kf6 44. Ra6+ Kg7 45. Rd6 Kf7 46. Rd4 {Strongly threatening Rxe4.} Re6 47. Kc4 Rc6+ {[#]} 48. Kd5 (48. Kd3 $1 $16) 48... Re6 (48... Rc2 $11 {keeps the balance.}) 49. Rc4 {Rc7+ is the strong threat.} Re7 50. Rc6 Re8 51. Rd6 Re4 52. Rd7+ Kf6 $1 53. Rc7 Re8 54. Rc6+ Kf7 55. Ra6 Re4 56. Ra3 Kf6 57. f3 {Intending Ra6+ and mate.} Re6 58. e4 fxe4 59. fxe4 Re5+ 60. Kd4 {Black must now prevent Ra6+.} Rb5 61. Ra6+ Kf7 62. Rc6 Rb3 63. Rc3 Rb5 64. Rc5 Rb3 65. Rc3 Rb5 $1 66. Rc5 Rb3 $1 67. Ke5 (67. Rc7+ $14 Ke6 68. Rc6+ Kf7 69. Rc3) 67... Rxg3 $11 {The position is equal.} 68. Rc7+ Ke8 69. Ke6 {[%cal Rc7c8]} Kf8 70. e5 Rf3 71. Rc4 Rf1 72. Rd4 Ke8 73. Ra4 {[%cal Ra4a8]} Kf8 74. Rc4 Rf2 75. Rb4 Rf1 76. Rc4 Rf2 77. Ra4 Rf1 78. Rd4 Ke8 79. Kd6 Ra1 80. e6 Rg1 81. Ra4 {[%cal Ra4a8]} Rd1+ 82. Ke5 Rf1 $1 83. Rf4 Rg1 $1 84. Ra4 Rg4 85. Rf4 Ke7 (85... Rxf4 86. Kxf4 Kd8 87. Ke4 Kc8 88. Ke5 Kd8 89. Kd6 Ke8 90. e7) 86. Rf7+ Ke8 87. Rf4 {Accuracy: White = 88%, Black = 89%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.7"]
[White "Ladopoulos, Dimitrios"]
[Black "Stanojoski, Zvonko"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2253"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,69,0,0,0,29,29,35,15,73,51,55,58,63,55,60,55,56,22,149,121,170,173,172,168,168,177,244,227,241,248,250,204,296,291,383,353,387,387,462,416,860,847,885,872,821,809,1045,1049,1026,1006,1075,1075,1049,1054,1802,1764]} 1. Nf3 d5 2. e3 Nf6 3. c4 e6 4. d4 c6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Bb2 Qe7 9. Be2 {D45: Semi-Slav: 5 e3.} a6 10. O-O b5 11. e4 {White is slightly better.} b4 (11... Nxe4 $11 12. Nxe4 dxe4 13. Qxe4 Bb7) 12. e5 {[%mdl 64] [#] Double Attack} bxc3 13. exd6 Qxd6 14. Bxc3 {[#]} c5 $146 ({Predecessor:} 14... Bb7 15. Rfd1 Rac8 16. Bb2 Rfd8 17. Rac1 Qf4 18. Qd2 Qxd2 19. Nxd2 Ne8 20. Ba3 Nf8 {1-0 (37) Kalod,R (2450)-Bazant,P (2145) Lazne Bohdanec 1998}) 15. dxc5 Qxc5 16. Qb2 Bb7 {[#] Black is now going downhill.} (16... dxc4 $1 $11 17. Rac1 (17. bxc4 Rb8 $11) 17... Bb7) 17. b4 $1 $16 {[%cal Rb4c5]} Qc7 18. c5 Rfb8 19. Ne5 Nf8 20. Nd3 Qe7 (20... N8d7 {might work better.} 21. Bd4 Bc6) 21. Be5 $18 Rc8 22. a4 N8d7 23. Bd4 Rab8 (23... Re8 $142) 24. Rfc1 Ne8 25. b5 {[%cal Bb4b5,Bb5c6][%mdl 32]} f6 26. f4 Bc6 27. Nb4 e5 (27... axb5 $142 28. axb5 Bxb5) 28. bxc6 {White is clearly winning.} Rxb4 29. Qxb4 Nb8 30. Qb7 {[%mdl 64] Double Attack} Qd8 31. fxe5 Nxc6 32. exf6 {White wants to mate with f7+.} gxf6 33. Bf2 a5 34. Bg3 Ng7 35. Ba6 {Accuracy: White = 94%, Black = 34%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.8"]
[White "Nesteretz, Anatoliy"]
[Black "Papasimakopoulos, Alexandros"]
[Result "1-0"]
[WhiteElo "2385"]
[BlackElo "2232"]
[Annotator "TA"]
[PlyCount "34"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,29]} 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 "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.9"]
[White "Hadzimanolis, Antonios"]
[Black "Georgakopoulos, Nikolaos"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2221"]
[BlackElo "2367"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,54,14,20,21,-28,-17,-11,-12,-55,-51,-65,-25,-66,-79,-82,-59,-50,-62,-107,-80,-159,-165,-264,-287,-279,-219,-249,-225,-231,-187,-138,-180,-1014,-1014,-1059,-1059]} 1. Nf3 Nf6 2. c4 c5 3. g3 d5 4. Bg2 Nc6 5. cxd5 Nxd5 6. Nc3 Nc7 7. O-O e5 8. d3 Be7 9. Nd2 O-O 10. Nc4 f6 11. f4 exf4 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} 12. gxf4 Be6 13. f5 Bf7 {The position is equal.} 14. Rf4 {[#]} Qd7 $146 ({Predecessor:} 14... Kh8 15. Qf1 g5 16. fxg6 Bxg6 17. Ne3 Ne6 18. Rf2 Qd4 19. Ncd5 Rae8 20. Nxe7 Rxe7 {½-½ (44) Gschwendtner,S (2165)-Slajs,V (2062) Klatovy 2005}) 15. Qf1 Rfe8 16. Qf2 b5 17. Ne3 Rac8 18. Ne4 Nd4 19. Kf1 Bf8 20. Qh4 (20. b3 $142) 20... Kh8 $17 21. b4 (21. Bd2 $142) 21... Nd5 $19 22. Nxd5 Bxd5 23. Bb2 Nc2 ({But not} 23... Nxf5 24. Qf2 $17) 24. Nxf6 {[%csl Gf6][%cal Rh4h7] [#]} Bxg2+ 25. Kxg2 {[%csl Gf6][%cal Rh4h7]} gxf6 26. Bxf6+ $2 (26. Rg1 Bg7 27. e4) 26... Bg7 27. Rc1 Qc6+ {[%mdl 64] Double Attack. Accuracy: White = 38%, Black = 87%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.10"]
[White "Vestby-Ellingsen, Mads"]
[Black "Papadopoulos, Panayotis"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2357"]
[BlackElo "2220"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,93,0,0,22,22,22,27,33,24,28,35,22,29,27,27,32,0,0,0,-10,-16,4,-6,-10,-23,-14,-45,36,0,28,20,25,27,27,0,0,0,0,-9,-14,-60,-57,-165,-68,-97,-52,-117,-57,-63,-50,-39,0,-43,0,-102,-102,-120,-25,0,37,63,334,332,840,808,511,-126,1728,497,1154,-112,843,793,1180,1191,1464,1436,1307,1250,1321,1175,1503,1245]} 1. d4 Nf6 2. Bg5 c5 3. d5 Qb6 4. Nc3 Qxb2 5. Bd2 Qb6 6. e4 d6 7. f4 Qc7 {A45: Trompowsky Attack.} 8. Nf3 Bg4 9. Bc4 a6 {White has an edge.} 10. a4 Nbd7 11. O-O {[#]} g6 $146 ({Predecessor:} 11... Nb6 12. Be2 Bxf3 13. Bxf3 Nc4 14. Bc1 g6 15. Qe2 Na5 16. e5 Nd7 17. exd6 Qxd6 {1-0 (45) Havas,J (2215)-Juric,G (2216) Mali Losinj 2019}) 12. h3 Bxf3 13. Qxf3 Bg7 14. Rae1 {[%mdl 1024] White has compensation.} O-O 15. g4 Nb6 16. Be2 Nfd7 17. Ra1 c4 18. h4 Nc5 19. h5 Rac8 (19... Bxc3 $15 20. Bxc3 Nbxa4) 20. Kg2 Qd7 {[%cal Rb6a4]} 21. a5 Nba4 22. Nxa4 Nxa4 23. Rab1 c3 $1 $36 {[%cal Rc3d2][%mdl 2048] Black has some pressure.} 24. Be3 Nb2 $1 25. Ra1 Nc4 26. Bxc4 Rxc4 27. Rh1 (27. f5 $15) 27... Ra4 ({Black should try} 27... e6 $1 $19 28. h6 Bh8) 28. h6 Bh8 29. Kg3 (29. Rhb1 $15) 29... Rc8 ({Black should play} 29... e6 $1 $17 30. Rhb1 exd5 31. exd5 Rc4) 30. Rhb1 $15 Rxa1 31. Rxa1 Qb5 32. Qd1 Rc4 (32... Qc4 $5 {[%cal Rc4e4]} 33. Kf3 f5 34. gxf5 (34. exf5 gxf5 35. gxf5 Kf7 $11) 34... gxf5 35. exf5 Kf7 $11) 33. Kf3 (33. Qd3 $11 {remains equal.}) 33... Rb4 $1 $17 34. Qe2 {[#] With the idea Qxb5.} Qxe2+ ({Better is} 34... f5 $1 $17 {[%cal Rf5e4][%mdl 512]} 35. gxf5 (35. exf5 Qxd5+) 35... Qxe2+ 36. Kxe2 gxf5 37. exf5 Rb5) 35. Kxe2 $11 Rxe4 $17 {[%mdl 4096] Endgame KRB-KRB} 36. Rb1 $1 {[%cal Rb1b7]} f5 $2 {[%mdl 8192]} (36... Bd4 $14 37. Kd3 {[%mdl 64] Double Attack} Rxe3+ 38. Kxd4 Rf3) 37. Kd3 $18 e5 $2 (37... Ra4) 38. dxe6 $1 Rxe6 39. Rb4 $2 (39. Rxb7 $18 {Hoping for Rb8+.} Re8 40. gxf5 gxf5 41. Ra7) 39... b6 $2 {[%mdl 8192]} (39... fxg4 $17 40. Rxb7 Bf6) 40. Rxb6 (40. axb6 $142 {Threatens to win with b7.} Re8 41. b7) 40... Bf6 (40... Re8 $142 41. Rxa6 d5 42. gxf5 gxf5) 41. Rb7 $2 (41. g5 $18 Bd8 42. Rxa6) 41... Be7 $2 {[%mdl 8192]} (41... fxg4 $17 42. Bf2 d5) 42. g5 {White is clearly winning.} Re4 43. Rb6 d5 44. Rxa6 Kf7 45. Ra8 Ke6 46. Rh8 Ra4 47. Rxh7 {Accuracy: White = 56%, Black = 37%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.11"]
[White "Stoinev, Metodi"]
[Black "Trimitzios, Petros"]
[Result "1/2-1/2"]
[ECO "C49"]
[WhiteElo "2206"]
[BlackElo "2353"]
[Annotator "TA"]
[PlyCount "175"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,175,6,4,-7,10,9,30,10,31,26,34,14,14,14,40,20,23,6,3,10,8,0,0,0,2,0,0,-16,-2,-7,-9,-9,0,-9,-9,-9,-9,-26,-10,-19,-18,-21,0,-21,-8,-13,-12,-21,-20,-27,-20,-28,-20,-20,-20,-20,-20,-20,-12,-12,-12,-12,-12,-12,0,-12,-12,-12,-12,-12,28,-12,-12,-12,-12,-12,-12,-19,6,-14,0,-54,61,8,8,8,17,21,67,73,80,0,0,0,139,45,52,30,154,149,231,68,57,60,491,-595,182,195,201,186,311,0,0,-107,-118,-168,-162,-168,-168,-166,-166,-162,-144,-257,-251,-384,-349,-570,-562,-609,-598,-584,-584,-550,-178,-584,-584,-580,-436,-4710,-5018,-5185,-5119,-29952,-29944,-5197,-83,-6095,0,0,0,-29977,-29978,-29978,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. Bxc6 dxc6 7. d3 Re8 8. Ne2 {C49: Four Knights: 4 Bb5 Bb4.} Bd6 9. Ng3 h6 10. h3 {White has an edge.} c5 {[#]} 11. a4 $146 ({Predecessor:} 11. Nh2 Be6 12. Kh1 c4 13. f4 exf4 14. Bxf4 Bxf4 15. Rxf4 cxd3 16. cxd3 Qd4 17. Qf3 {½-½ (31) Andric,D-Germek,M Sarajevo 1951}) 11... Be6 12. b3 Nd7 13. Bb2 Kh7 14. Kh1 Qe7 15. Nd2 Nb8 16. Nc4 Nc6 17. Nxd6 cxd6 18. f4 f6 19. fxe5 dxe5 20. Nf5 Bxf5 21. Rxf5 Nd4 22. Rf2 Qf7 23. Qf1 Rac8 24. Re1 Re6 25. Re3 Kg8 26. Qd1 Rc7 27. Rg3 Kf8 28. Bc1 Ke8 29. Be3 {Threatening c3.} Rd6 30. Qg4 Kd8 31. Qh4 Kc8 32. Qg4+ Rcd7 33. Kh2 b6 34. Bc1 Kb7 35. Re3 Rc7 36. Qd1 Qd7 37. Re1 Ne6 38. Qe2 Nd4 39. Qf1 Qe6 40. Be3 Rf7 41. Rb1 Rc7 42. Qc1 (42. a5 $5) 42... Rdd7 43. Qb2 Qd6 44. Kh1 Rf7 45. Rd1 Rcd7 46. Rfd2 f5 47. c3 (47. exf5 $11 Rxf5 48. Rf2) 47... Ne6 ({Black should try} 47... f4 $1 $15 48. cxd4 fxe3 49. dxc5 Qxc5) 48. d4 ({White should play} 48. exf5 $14 Rxf5 49. d4 exd4 50. cxd4) 48... cxd4 $11 49. cxd4 exd4 (49... f4 {looks sharper.} 50. dxe5 Qc6 51. Rxd7+ Rxd7 52. Rxd7+ Qxd7 53. Qd2 Qxd2 54. Bxd2 Nd4) 50. Bxd4 Qc6 51. exf5 $1 Rxf5 52. Be5 (52. Bg1 $16 Rxd2 53. Qxd2) 52... Rxd2 53. Rxd2 Rf1+ (53... Rxe5 $5 54. Qxe5 Qc1+ {[%mdl 64] Double Attack} 55. Kh2 Qxd2 56. Qxe6 Qd4 $11) 54. Kh2 Qc5 55. Re2 Qg1+ (55... Rd1 $11 56. Qc3 Qg1+ 57. Kg3 Nc5 58. Qf3+ Ka6) 56. Kg3 $16 {aiming for b4.} Rf5 (56... Rf7 $16) 57. Qc2 $2 ({Only move:} 57. Qd2 $1 $18 {[%cal Rd2d7]} Rg5+ 58. Kh4) 57... Rg5+ $14 58. Kh4 {White threatens Qe4+ and mate.} Nc5 $2 {[%mdl 8192]} (58... Qc5 $14 59. Qe4+ Qc6) 59. g4 $4 {[%mdl 8192]} (59. b4 Rxe5 60. bxc5 Qxc5 $17) (59. Qd2 $1 $18 Qb1 60. Qd5+ Ka6 61. Qc4+ Kb7 62. Qf7+ Ka6 63. Qc4+ Kb7 64. Bf4 Rh5+ {[%mdl 64] Decoy} 65. Kxh5 Qf5+ 66. Kh4 g5+ 67. Kg3 gxf4+ 68. Qxf4) 59... Qh1 $4 {[%mdl 8192]} (59... g6 $1 $19 {avoids the disaster.} 60. Rg2 (60. Bf4 $2 Rh5+ {[%mdl 64] Clearance} 61. gxh5 g5+ 62. Bxg5 hxg5#) 60... Qe1+ {[%mdl 64] Double Attack} 61. Qf2 (61. Bg3 $2 Qe7 $19) 61... Rxe5 62. Qxe1 Rxe1) 60. b4 $1 $18 {[%cal Rb4c5]} Qf3 61. Rf2 $1 {[%cal Rf2f3]} (61. bxc5 Rxe5 62. cxb6 (62. c6+ Kc7 $11) 62... g5+ 63. Kh5 Qf7+ 64. Kxh6 Qf6+ 65. Kh5 Qf7+ 66. Kh6 Qf6+ 67. Kh5 Qh8+ 68. Kg6 Qg8+ 69. Kh6 Qh8+ 70. Kg6 Qg8+ 71. Kh6 Qe6+ 72. Kh5 Qf7+ 73. Kh6 $11) 61... Qd5 (61... Qe3 {was worth a try.} 62. Rf7+ {[%mdl 64] Double Attack} Kc8) 62. bxc5 $2 (62. Bf4 $18 Qd8 63. Kg3 Qd3+ 64. Kh2 Qxc2 65. Rxc2) 62... Rxe5 {[%mdl 4096] Endgame KQR-KQR} 63. c6+ (63. cxb6 $11 {remains equal.} axb6 64. Qc3 (64. Rf8 Rh5+ 65. Kg3 Qd6+ 66. Kg2 Qxf8 $11)) 63... Kc7 $17 {Strongly threatening ...Re3.} 64. Qg6 Qd8+ 65. Kg3 Re3+ 66. Kh2 Qd6+ 67. Qxd6+ Kxd6 $19 {KR-KR} 68. Rf7 (68. c7 $17 Rc3 69. c8=B Rxc8 70. Kg2) 68... Re7 ({Weaker is} 68... Kxc6 69. Rxg7 a5 70. Rg6+ Kc5 71. Rxh6 $14) 69. Rf5 ({Wrong is} 69. Rxe7 $2 Kxe7 70. h4 Kd6 $19) (69. Rf8 $142) 69... Kxc6 70. g5 $2 (70. Rf8 {keeps fighting.} a5 71. Rc8+ Kb7 72. Rf8) 70... hxg5 71. Rxg5 a6 72. Kg3 b5 73. Rg6+ Kb7 $2 (73... Kc5 74. Rxa6 b4) 74. axb5 $2 (74. a5 {was the crucial defense.}) 74... axb5 75. Kf4 b4 76. h4 (76. Kf5 $142 Ka7 77. Kf4) 76... Ka7 $1 77. h5 b3 78. Kf5 Rb7 79. Rg1 b2 $2 (79... Ka6 $19 {and Black stays clearly on top.} 80. Kg6 Ka5) 80. Kg6 $2 {[%mdl 8192] [#]} (80. Rb1 $17) 80... Kb8 $2 (80... Kb6 $1 $19 {[%cal Rb6c5]} 81. Rb1 Kc5) 81. Rb1 $11 Kc8 82. Rxb2 $2 {[%mdl 8192]} (82. Kh7 $11) 82... Rxb2 83. Kxg7 {[#] KR-KP} Kd7 $2 (83... Rg2+ $1 {mates} 84. Kf6 Rh2 85. Kg5 Kd7 86. Kg6 Ke6 87. Kg5 Rh1 88. h6 Rh2 89. Kg4 Rxh6 90. Kf4 Rh4+ 91. Ke3 Kd5 92. Kf3 Re4 93. Kg3 Ke5 94. Kf3 Kf5 95. Kg3 Rf4 96. Kh3 Rf3+ 97. Kh2 Kg4 98. Kg2 Rf4 99. Kh1 Rf2 100. Kg1 Kg3 101. Kh1 Rf1#) 84. h6 {The position is equal.} Ke7 {( -> ...Rg2+)} 85. h7 Rg2+ 86. Kh8 Rh2 87. Kg7 {[#]} Rxh7+ $1 {[%mdl 512]} 88. Kxh7 {Accuracy: White = 64%, Black = 68%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.12"]
[White "Gouloutis, Nikolaos"]
[Black "Tsaknakis, Zisis"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2347"]
[BlackElo "2197"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,0,-3,-1,-8,102,106,270,268,348,359,424,415,535,531,529,516,601,595,616,601,604,610,596,614,744,631,620,517,607,589,645,652,704,689,889,851,877,839,858,758,896,911,995,993,997,981,1085,1094,1052,1065,1047,1018]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 O-O 5. Nbd2 d6 6. h3 Nbd7 7. e4 e5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 8. dxe5 Nh5 (8... dxe5 $11 {remains equal.} 9. Bh2 (9. Nxe5 Re8 $15) 9... b6) 9. Bg5 $16 {[#]} Qe8 $146 {[#]} (9... f6 $16) ({Predecessor:} 9... f6 10. exf6 Nhxf6 11. Nd4 Qe8 12. Qb3+ d5 13. Bxf6 Nxf6 14. f3 Kh8 15. Qc2 dxe4 16. fxe4 {0-1 (30) Blazquez Gomez,J (2285)-Ballesteros Gonzalez,D (2070) Cala Galdana 1994}) 10. g4 $1 $18 h6 11. Be3 ({Less strong is} 11. gxh5 hxg5 12. exd6 (12. Nxg5 Nxe5 13. Rg1 Bh6 $16) 12... cxd6 $16) 11... dxe5 12. gxh5 f5 13. Bc4+ {White is clearly winning.} Kh8 14. exf5 gxf5 15. Nh4 Rf6 16. Qe2 b5 17. Bd5 c6 18. Bb3 Bb7 19. Ng6+ Kh7 20. f3 c5 21. Bc2 Qf7 22. Rg1 Re8 23. Nh4 Re7 24. Rg6 e4 25. fxe4 fxe4 26. Rxf6 Bxf6 27. Ng6 Re8 28. Qxb5 Ne5 29. O-O-O Nd3+ 30. Bxd3 exd3 31. Qxd3 {[#] And now Ne5+ would win.} c4 32. Nxc4 {Black did not feel at home in the position after the opening. Accuracy: White = 91%, Black = 31%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.13"]
[White "Bolon, Karelle"]
[Black "Chatzieleftheriou, Andreas"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "1970"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,72,19,27,33,2,0,-35,-22,-26,-17,-47,-41,-56,-58,-63,-44,-46,-21,-49,-49,-50,-46,-101,-8,-13,-9,-22,0,14,12,2,0,-107,-66,-66,-62,-71,-36,-93,-105,-86,-121,-151,-79,-226,-238,-237,-225,-218,-221,-207,-196,-190,-72,-81,425,421,396,0,0,-29992,-29993,-29995,-29996]} 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 a6 {E10: Blumenfeld Gambit.} 7. bxa6 (7. e4 {feels hotter.} Nxe4 8. Bd3 Bb7 9. O-O axb5 10. Qc2) 7... Bxa6 8. e3 Bxf1 $1 {Black is slightly better.} 9. Kxf1 Nc6 10. g3 Be7 {[%mdl 1024] Black has compensation.} 11. Kg2 O-O 12. Nc3 {[#]} d5 $146 ({Predecessor:} 12... Ng4 13. Rf1 Qc7 14. e4 c4 15. Nb5 Qb7 16. a4 Nb4 17. h3 Nf6 18. e5 Ne4 {0-1 (30) Avetisyan,A (2121)-Petrosyan,M (2336) Yerevan 2014}) 13. Re1 Kh8 14. Ng5 Qd7 15. e4 {aiming for Nxe6!} d4 $36 {[%mdl 2048] White must now prevent ...h6. Black fights for an advantage.} 16. Nb5 (16. Na4 $15 h6 17. Nb6 {[%mdl 64] Double Attack}) 16... Nb4 ({Black should play} 16... c4 $1 $17 {next ...e5 is good for Black.} 17. a4 e5) 17. Na3 $1 $11 d3 18. Bd2 Rxa3 19. Bxb4 Ra6 20. Bc3 c4 21. h4 (21. Nf3 $11 {keeps the balance.}) 21... Bc5 $17 {Threatens to win with ...Bxf2!} 22. f4 Bd4 23. Qd2 Rfa8 24. a3 (24. Nf3 $15 Bxc3 25. Qxc3) 24... Bxc3 25. Qxc3 Rb6 26. Rab1 Rab8 ({Better is} 26... Rc8 $1 {And now ...Rb3 would win.} 27. Nf3 Rb3) 27. h5 (27. Nf3 $17 {is the only way for White.}) 27... h6 ({Don't do} 27... Nxh5 28. Qxc4 h6 29. Nf3 $17) 28. Nf3 Rb3 $1 {[%cal Rb3c3]} 29. Qxc4 Rxb2+ 30. Rxb2 Rxb2+ 31. Kh3 Qe8 ({Worse is} 31... Nxh5 32. Rd1 $11) (31... Rc2 $1 $19 32. Qd4 Qxd4 33. Nxd4 Rc4) 32. g4 {[#]} Nxh5 $2 {[%mdl 8192]} (32... Qb8 $1 $17 {[%cal Rb8f4]} 33. Qxe6 d2) 33. gxh5 $18 Qxh5+ 34. Nh4 $2 ({Only move:} 34. Kg3 $18) 34... d2 {[#]} 35. Qc8+ $2 {[%mdl 8192]} (35. Rd1 $1 $11 {[%mdl 512]}) 35... Kh7 36. Rg1 Rb3+ {[%mdl 64] Double Attack. Never resign too early! Accuracy: White = 54%, Black = 62%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.14"]
[White "Andreev, Stanislav"]
[Black "Tsironis, Alexandros"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2144"]
[BlackElo "1962"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,139,32,58,40,34,44,64,39,74,59,52,64,137,147,114,18,87,72,87,94,114,82,105,50,89,35,45,50,129,0,82,-7,0,-9,48,-273,-261,-290,-273,-337,-165,-179,-154,-167,-127,-121,-116,-110,-102,-90,-56,-197,-194,-196,-203,-224,-187,-188,-185,-208,-212,-255,-202,-205,-147,-145,0,-214,-212,-180,-202,-200,-144,-254,-258,-266,-259,-296,-240,-351,-338,-404,-399,-381,-364,-398,-381,-703,-787,-763,-761,-815,-750,-1278,-1234,-1199,-1123,-1510,-1410,-2213,-1798,-1852,-1432,-1615,-1100,-760,0,-1434,0,-1523,-1202,-1025,-1090,-2083,-1930,-1310,-812,-5915,-1530,-2566,-2512,-5219,-2465,-2273,-2227,-12841,-12841,-12850,-12849,-12850]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 Nfd7 7. Qd2 {E81: King's Indian: Sämisch: 6th move deviations (including 6 Be3 c6).} c5 8. d5 Ne5 9. h3 {White is slightly better.} f5 10. f4 Nf7 11. exf5 gxf5 (11... Bxf5 $14 12. Nge2 e5) 12. Bd3 $16 e5 {[#]} 13. g3 $146 (13. dxe6 $16 Bxe6 14. g4) ({Predecessor:} 13. Nge2 e4 14. Bc2 b5 15. Nxb5 Bxb2 16. Rb1 Bf6 17. g4 Bh4+ 18. Kd1 Nd7 19. Rg1 {0-1 (34) Winiarski,M (2209)-Bednarek,S (2340) Warsaw 2016}) 13... Na6 (13... Nd7 $11) 14. O-O-O Bd7 15. Nge2 Nc7 16. Rdg1 Kh8 17. Rg2 (17. g4 $16) 17... b5 18. Rhg1 (18. cxb5 $16 e4 19. Bc4) 18... Rb8 19. g4 exf4 (19... bxc4 $14 20. Bc2 Rg8) 20. Bxf4 (20. Nxf4 $16 bxc4 21. gxf5 cxd3 22. Rxg7 Bxf5 23. Qg2) 20... Ne5 (20... bxc4 $11 {remains equal.} 21. Bc2 Qe7) 21. Bxe5 (21. gxf5 $16 bxc4 22. Be4) 21... Bxe5 $11 22. gxf5 bxc4 (22... Bxf5 $11 23. cxb5 Qh4) 23. Bb1 $2 {[%mdl 8192]} (23. Nf4 $1 $14 {was the only good move.} Bxf4 24. Qxf4) 23... Bxf5 $19 24. Bxf5 Rxf5 25. Qh6 {[#] Strongly threatening Rg7!} Qf8 (25... Qe7 $142 {Threatens to win with ...Nxd5!} 26. Kb1 Qf7) 26. Qxf8+ Rbxf8 27. Rg4 Rf1+ 28. Rxf1 Rxf1+ 29. Kd2 Rf3 30. h4 Rd3+ 31. Ke1 ({White should try} 31. Kc2 $15) 31... Nxd5 32. Rxc4 Nxc3 33. bxc3 {[%mdl 4096] Endgame KRB-KRN} Rf3 34. Ra4 {[#]} Rf7 $1 35. Rg4 Rg7 36. Re4 Rb7 37. Rg4 Rb2 38. Ra4 Rb7 (38... Kg7 $17 39. Rxa7+ Kg6) 39. Rg4 $1 Re7 40. Kd2 Rg7 41. Re4 Rb7 42. Rg4 (42. Ra4 $17) 42... Rb2+ 43. Kd3 Rxa2 44. h5 Ra1 45. h6 (45. Nf4 $142) 45... Rh1 46. Ra4 Rh3+ 47. Kd2 Rxh6 48. Rxa7 Rh3 49. c4 $2 (49. Rf7) 49... h5 50. Ng1 Rc3 51. Rf7 Rxc4 52. Nh3 Rh4 53. Rf3 Kg7 54. Kd3 Ra4 55. Ke2 Kg6 56. Nf2 Kg5 57. Nh3+ Kg4 58. Nf2+ Kg5 59. Nh3+ $1 Kg6 60. Nf2 Bd4 {Black is clearly winning.} 61. Ne4 Ra2+ 62. Kf1 d5 63. Nd6 Ra6 64. Nf5 Bf6 65. Kg2 d4 66. Kh3 c4 67. Ng3 Rb6 68. Nf5 Rb3 69. Nxd4 Bxd4 70. Kh4 {Accuracy: White = 41%, Black = 61%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.15"]
[White "Makris, Spyridon-Dionysios"]
[Black "Gavriil, Odysseas-Panagiotis"]
[Result "1-0"]
[ECO "E92"]
[WhiteElo "1959"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,71,9,15,-32,-27,-62,-46,-81,-37,-101,-81,-77,-47,-124,-51,-46,-45,-88,-85,-92,-94,-104,-94,-123,-129,-129,-110,-112,-101,-155,-89,-225,-223,-274,-106,-115,0,0,0,0,0,0,743,740,728,706,880,843,29996,29997,29998,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. d5 a5 8. Bg5 h6 9. Bh4 g5 10. Bg3 Nh5 11. Nd2 Nf4 12. Bxf4 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} exf4 13. O-O {[#]} Na6 $146 ({Predecessor:} 13... Nd7 14. Rc1 Ne5 15. h3 b6 16. Nf3 Bd7 17. Nd4 Qf6 18. Ncb5 Rac8 19. a3 Qg6 {½-½ (48) Julien,J (1827)-Eden,J (2129) Avoine 2012}) 14. Bg4 {Black is slightly better.} Nc5 15. g3 (15. Bxc8 $15 Qxc8 16. Qc2) 15... Qf6 16. Bxc8 Raxc8 17. Qg4 (17. Nb3 $15) 17... Nd3 (17... Qg6 $17 18. gxf4 gxf4) 18. Qe2 $15 Ne5 19. Nf3 Nxf3+ 20. Qxf3 fxg3 21. fxg3 Qd4+ 22. Kh1 Qxc4 23. h4 Rce8 24. hxg5 hxg5 {Strongly threatening ...Bxc3.} 25. Rae1 {[#]} ({White should play} 25. Rac1) 25... f5 $1 {[%mdl 512]} 26. exf5 (26. Qh5 $17) 26... g4 $19 27. Qd1 {Hoping for Rxe8.} Rxe1 $2 (27... Bxc3 $19 28. bxc3 Rxe1 {[%mdl 64] Overworked Piece} 29. Qxe1 Qxd5+ {[%mdl 64] Double Attack} 30. Kg1 Kf7) 28. Qxe1 $17 {[#]} Bxc3 (28... Be5 $1 $17 29. Qe2 Qxe2 30. Nxe2 Kg7) 29. Qe6+ $11 {[#]} Rf7 $1 30. Rf4 $1 {[%cal Rf4c4]} Qd3 31. bxc3 Qd1+ $2 {[%mdl 8192]} (31... Qxg3 $11 32. Qg6+ {[%mdl 64] Double Attack} Kf8 33. Qh6+ Kg8 34. Qg6+ {[%mdl 64] Double Attack} Rg7 35. Qe8+ Kh7 36. Qh5+ Kg8 37. Qe8+ Kh7 38. Qh5+ Kg8 39. Qe8+) 32. Kg2 $18 Qd2+ 33. Rf2 Qxc3 34. f6 {Intending Qe8+ and mate.} Qd4 35. Qe8+ Rf8 36. Qg6+ {Accuracy: White = 42%, Black = 45%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.16"]
[White "Stamatiou, Rodolfos"]
[Black "Stefanou, Konstantinos"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2118"]
[BlackElo "1959"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,76,25,11,26,0,0,4,5,0,0,0,0,11,4,-21,5,0,7,9,38,5,16,20,18,0,18,12,12,12,8,2,13,0,9,0,0,0,0,-12,-20,-26,-33,-40,-40,-33,0,-12,-9,-8,-15,-22,0,-22,-4,-21,-27,-104,0,0,0]} 1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. d4 c6 7. Nc3 b6 8. b3 Bb7 9. Qd3 Nbd7 10. Bb2 Rc8 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} 11. e4 dxe4 12. Nxe4 c5 13. Nxf6+ {[#]} Bxf6 $146 ({Predecessor:} 13... Nxf6 14. Rad1 Qc7 15. dxc5 Qxc5 16. Ne5 Bxg2 17. Kxg2 Rfd8 18. Qf3 Qc7 19. g4 h6 {1-0 (31) Sarana,A (2641)-Varnazov,L (1973) Sochi 2018}) 14. Ng5 {[%mdl 64] [#] Discovered Attack} Bxg5 15. Bxb7 Rc7 16. Bg2 (16. Be4 {with more complications.} f5 17. Bg2 cxd4 18. Bxd4 Nc5 19. Qc3) 16... cxd4 17. Bxd4 Bf6 {[#] White must now prevent ...Nc5.} 18. Rad1 Qe7 19. Rd2 Nc5 20. Bxf6 Qxf6 21. Qf3 (21. Qe3 {keeps more tension.} Rd8 22. Rxd8+ Qxd8 23. b4 Nd7 24. Rc1) 21... Nd7 22. Rfd1 (22. Qe3 {looks sharper.} Qe7 23. Rfd1 Nf6 24. a4 h6 25. Rd6) 22... Qxf3 23. Bxf3 Nf6 24. Kg2 Re8 25. h4 h6 26. g4 Kf8 27. Kg3 g5 28. h5 Ke7 29. Bg2 Rc5 30. f3 Rec8 31. Bf1 R5c7 (31... Ra5 {feels hotter.} 32. a4 Re5 33. Kf2 a5 34. Be2 Rec5) 32. Rd4 Rd7 33. Rxd7+ Nxd7 $11 {KRB-KRN} 34. Bd3 Rd8 35. f4 f6 36. fxg5 fxg5 37. Be4 (37. Re1 $11) 37... Nf6 (37... Ne5 $17 38. Rxd8 Kxd8) 38. Rxd8 Kxd8 {Accuracy: White = 81%, Black = 80%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.17"]
[White "Tenold, Andreas"]
[Black "Madebrink, Lars"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "1952"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,133,31,45,17,16,0,-5,-23,-13,-29,0,-22,-4,-24,-34,-26,-16,-16,-8,-14,368,355,369,365,510,486,488,470,456,358,467,385,365,309,292,307,428,321,325,318,322,300,350,334,697,668,900,854,907,277,265,254,461,484,522,472,564,558,788,779,754,707,1955,64,62,81,62,49,165,31,36,12,15,0,39,18,113,21,47,32,54,26,24,19,25,0,12,8,8,3,13,13,33,30,30,-13,43,8,8,12,134,137,124,75,75,54,72,70,208,209,229,46,54,58,72,39,39,22,75,0,0,-29999]} 1. e4 d5 2. exd5 Nf6 3. Nf3 Nxd5 4. d4 g6 5. Be2 Bg7 6. O-O O-O 7. c4 Nb6 8. Be3 {B01: Scandinavian Defence.} Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 9. Qd2 {[#]} Bg4 $146 {Threatening ...Bxf3.} ({Predecessor:} 9... Re8 10. Nc3 e5 11. d5 Ne7 12. Bh6 Bh8 13. Rad1 Nf5 14. b3 Nxh6 15. Qxh6 Bg7 {0-1 (44) Barbaric,M (1406)-Dijkstra,H (1505) Maastricht 2011}) 10. d5 {The position is equal.} Bxf3 $1 11. gxf3 Ne5 12. Na3 {[%cal Bb1a3,Ba3c2,Bc2e3][%mdl 32]} Qd7 13. Bd4 Qf5 14. f4 Ng4 15. Bxg7 Kxg7 16. Nc2 Qh5 $2 {[%mdl 8192]} (16... Kg8 $11 {and Black has nothing to worry.} 17. f3 Nh6) 17. Qc3+ $18 Kg8 {[%csl Gg4][%cal Rh5h2]} 18. h3 f5 19. hxg4 fxg4 20. Qg3 Qf5 21. Ne3 Qe4 22. Qxg4 Rxf4 23. Qe6+ Qxe6 24. dxe6 Raf8 25. Rad1 c5 26. Nd5 Re4 27. Rfe1 Nxd5 28. cxd5 Rf5 $2 (28... Kg7 29. Kg2 Re5) 29. f3 Rg5+ 30. Kf2 Rh4 31. Rd3 $2 (31. d6 exd6 32. Bc4 $1 {[%mdl 512]} Rh2+ 33. Ke3 Re5+ 34. Kf4 $1 {[%mdl 512]}) 31... Rh2+ 32. Ke3 c4 $2 (32... Re5+ {might work better.} 33. Kd2 Kg7) 33. Rd4 b5 34. Kd2 Kg7 {[#]} 35. a4 $1 a6 (35... bxa4 36. f4) 36. axb5 axb5 37. f4 Rg3 38. Re4 $2 (38. d6 $18 exd6 39. e7 Rd3+ 40. Rxd3 cxd3 {[%mdl 64] Pin} 41. e8=Q Rxe2+ 42. Rxe2 dxe2 43. Qe7+ Kg8 44. Kxe2) 38... Rd3+ $1 $14 39. Kc1 Rxd5 40. Rd1 Rc5 (40... Rxd1+ $14 41. Kxd1 h5) 41. Kc2 (41. Rd7 $18 Kf6 42. Rd8) 41... Kf6 42. Kc3 Rh3+ 43. Kc2 Rh2 44. Rd2 Rh3 (44... h5 $11) 45. Red4 (45. Rd8 $16 {Rf8+ is the strong threat.} Kf5 46. Red4) 45... Re3 46. Rd8 h5 47. Rg8 Rxe6 48. Bf3 Re3 49. Bd5 e6 50. Bb7 Rc7 51. Ba6 {White wants to play Rg2.} b4 52. Rg2 b3+ 53. Kd2 Rd3+ 54. Kc1 Ra7 (54... Rd6 $11 55. Rf8+ (55. R2xg6+ $2 Kf5 $19) 55... Kg7) 55. R8xg6+ Kf5 56. Rxe6 $1 Rad7 (56... Kxe6 $11 57. Bxc4+ {[%mdl 64] Double Attack} Rd5 $1 {[%mdl 512]} 58. Bxb3 Raa5) 57. Re1 $16 {Black must now prevent Bc8.} Ra7 58. Bc8+ Kxf4 {[%cal Ra7a1]} 59. Rf1+ Ke3 {[%cal Ra7a1]} 60. Kb1 Rf7 {[#]} (60... c3 $14 61. bxc3 Rxc3) 61. Rc1 $1 $18 Rf4 62. Re1+ $2 (62. Ba6 $18) 62... Kd4 $14 63. Rg5 {Threatens to win with Be6.} c3 64. bxc3+ ({Much weaker is} 64. Rxh5 c2+ 65. Kc1 Rd1+ 66. Rxd1+ cxd1=Q+ 67. Kxd1 Rf2 $14) 64... Kxc3 65. Rxh5 Rd2 (65... Kb4 $11 {remains equal.}) 66. Rb5 ({White should try} 66. Rh3+ $16 Kb4 67. Be6) 66... Rb2+ $11 67. Ka1 $2 {[%mdl 8192]} (67. Kc1 $11) 67... Ra4# {Both players deserved the win here. Accuracy: White = 60%, Black = 41%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.18"]
[White "Vardakas, Grigorios"]
[Black "Nteligiorgis, Eleftherios"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2115"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,166,0,0,0,21,4,9,-4,1,-13,0,0,16,16,20,16,10,10,18,17,27,14,13,14,39,0,0,0,13,0,73,54,58,54,50,41,32,22,35,1,2,4,4,4,3,0,0,0,6,0,0,0,0,0,0,-49,0,0,67,67,78,78,78,67,71,67,67,67,67,66,67,67,67,66,67,0,66,53,113,56,56,33,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 g6 5. O-O Bg7 6. c3 O-O 7. d4 $1 {7.d4 scores better than 7.Rd1. B31: Sicilian: 2...Nc6 3 Bb5 g6.} d5 8. e5 Ne4 9. Nbd2 Nxd2 10. Bxd2 cxd4 11. cxd4 Bg4 {...Nxd4! is the strong threat.} 12. Bxc6 bxc6 13. h3 Bxf3 14. Qxf3 Qb6 15. Qc3 f6 16. exf6 Bxf6 17. Be3 Rab8 18. b4 {[#]} Qxb4 $146 ({Predecessor:} 18... Rfc8 19. Rab1 e6 20. Rfc1 Be7 21. a3 Ra8 22. a4 a5 23. b5 Rab8 24. bxc6 Qxb1 25. Rxb1 Rxb1+ {½-½ (40) Christodoulou,P (1454)-Nikolakopoulos,D (1280) Achaia 2017}) 19. Qxc6 Rfd8 20. Rab1 Qa5 (20... Qxb1 $11 {remains equal.} 21. Rxb1 Rxb1+ 22. Kh2 Kf7) 21. Rxb8 Rxb8 22. Bf4 Rf8 23. Qe6+ Kg7 24. Be5 Rf7 $1 25. a4 Qxa4 26. Qxd5 a5 27. Rb1 Qc2 28. Rb7 Qd1+ 29. Kh2 {[#] Threatens to win with Bxf6+.} Qe1 30. Bxf6+ Rxf6 $11 {[%mdl 4096] Endgame KQR-KQR} 31. f3 Qe3 32. Qxa5 Qf4+ 33. g3 Qxd4 {[#] ( -> ...Qf2+)} (33... Qe3 $5 {[%cal Re3f2]} 34. Rb2 Rxf3 35. Qe5+ Qxe5 36. dxe5 Re3 $17) 34. Qe1 Rf7 (34... Kg8 $11) 35. Rxe7 $14 Rxe7 36. Qxe7+ {KQ-KQ} Kg8 {With the idea ...Qf2+.} 37. Qe2 g5 38. Qe8+ Kg7 39. Qe7+ Kh6 40. Qf8+ (40. Kg2 {with more complications.} Qd2+ 41. Kg1 Kg6 42. Qe4+ Kg7 43. Qe5+) 40... Kg6 41. Qg8+ Kh6 42. Qe6+ Kg7 43. Qe2 (43. Kg2 $14) 43... Kf7 ({Black should play} 43... Kg8 $1 $11) 44. Kg2 Qf6 (44... h5 $14) 45. Qf2 (45. h4 $16) 45... h5 46. f4 {aiming for fxg5.} g4 47. hxg4 hxg4 {The position is equal.} 48. Qe3 Qb2+ 49. Kf1 Qb1+ 50. Kf2 Qb2+ 51. Ke1 Qb1+ 52. Kd2 Qb2+ 53. Kd3 {Black must now prevent Ke4.} Qb3+ 54. Kd4 Qb6+ 55. Ke4 Qe6+ 56. Kd3 Qb3+ 57. Ke2 Qc2+ 58. Ke1 Qb1+ 59. Kf2 Qb2+ 60. Qe2 Qd4+ 61. Kf1 Qa1+ 62. Kg2 Qa8+ 63. Kh2 Qh8+ 64. Kg1 Qa1+ 65. Qf1 Qd4+ 66. Qf2 Qa1+ 67. Kg2 Qa8+ 68. Kf1 Qa1+ 69. Qe1 (69. Ke2 {looks sharper.} Qa6+ 70. Ke1 Qa1+ 71. Ke2) 69... Qa6+ 70. Qe2 Qa1+ 71. Kg2 Qa8+ 72. Kg1 Qa1+ 73. Kg2 Qa8+ 74. Kf2 Qa7+ 75. Qe3 Qa2+ 76. Ke1 Qb1+ 77. Ke2 Qc2+ 78. Ke1 Qb1+ 79. Kd2 Qb2+ 80. Kd3 {Hoping for Ke4.} Qb3+ 81. Ke4 Qe6+ 82. Kd4 {Strongly threatening Qxe6+.} Qb6+ 83. Kd3 Qb3+ {Accuracy: White = 90%, Black = 91%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.19"]
[White "Sebastian, Andreas"]
[Black "Vetokhin, Ilia"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "1940"]
[BlackElo "2112"]
[Annotator "TA"]
[PlyCount "163"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,163,0,0,0,-3,-33,-31,-33,-31,-24,-27,-33,-33,-22,-34,-33,-19,0,0,0,0,-62,130,0,0,-33,27,42,52,46,45,42,54,43,89,77,79,84,111,58,88,81,87,81,133,111,230,227,220,193,163,112,96,120,139,135,147,123,123,123,123,123,123,123,123,123,123,123,204,198,205,209,178,123,123,123,123,123,123,123,147,123,123,123,123,0,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,123,5600,123,123,123,123,123,123,123,123,123,123,123,123,80,750,90,123,123,123,123,123,22,123,123,29986,29987,29987,29988,29988,29989,29995,29985,29991,29986,29986,29986]} 1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Nc6 5. Nd2 d5 6. Ngf3 Bd6 7. Bg3 O-O 8. Bd3 b6 9. e4 {9.Qe2 is the modern continuation. D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Be7 10. e5 Nh5 11. Ng5 {Black is slightly better.} Bxg5 ({But not} 11... Nxg3 $2 12. Bxh7+ Kh8 13. Nxf7+ $1 {[%mdl 512]} Rxf7 14. hxg3 $18) 12. Qxh5 {[%csl Gd3][%cal Rh5h7]} g6 13. Qe2 cxd4 14. h4 Bxd2+ 15. Qxd2 dxc3 16. bxc3 d4 17. c4 Qe7 {[#]} 18. a3 $146 (18. h5 $11) ({Predecessor:} 18. Rb1 h5 19. Bf4 Bb7 20. O-O Rfc8 21. Bg5 Qf8 22. Bf6 Ne7 23. Qg5 Nf5 24. Bxf5 exf5 {1-0 (36) Van Foreest,J (2615)-Svane,R (2552) Germany 2016}) 18... Na5 $2 (18... h5 $1 $15 {keeps the upper hand.}) 19. h5 (19. Qh6 $1 $16 Rd8 20. h5) 19... g5 $1 $11 20. h6 Kh8 (20... Nb3 $1 $15 21. Qe2 Nc5) 21. Bc2 $1 Rg8 22. Qd3 {[%csl Gc2][%cal Rd3h7]} Rg6 23. Qxd4 Ba6 24. Bxg6 $40 {[%mdl 128] White attacks.} Rd8 25. Qc3 hxg6 26. Qb4 Nc6 27. Qa4 (27. Qxe7 $16 {White threatens Qf6+ and mate.} Nxe7 28. Rc1) 27... Na5 28. O-O Bxc4 29. Rfd1 Rd5 (29... Bd5 $142) 30. Rxd5 $1 $16 exd5 (30... Bxd5 $16 {was worth a try.} 31. Qb4 Nc6 32. Qxe7 Nxe7) 31. e6 $18 fxe6 ({Avoid the trap} 31... Qxe6 $2 32. Qb4 $18) 32. Re1 Kh7 33. Qb4 (33. Be5 $18) 33... Qxb4 $16 34. axb4 {[%mdl 4096] Endgame KRB-KBN} Nc6 35. Rxe6 Bb5 36. f4 Kxh6 37. f5 Nd4 38. Rxg6+ Kh5 39. Rd6 Nxf5 40. Rxd5 {[%mdl 64] Double Attack} Nxg3 41. Rxb5 {KR-KN} Kg4 (41... a5 $16 42. Kf2 Kh4 43. Rxb6 axb4 44. Rxb4+ g4) 42. Rd5 Ne4 43. Rd7 a5 44. bxa5 (44. b5 $1 $18) 44... bxa5 {[#]} 45. Rd4 $1 Kf4 46. Ra4 g4 47. Rxa5 Ke3 48. Ra3+ Kf4 49. Ra8 Kg3 50. Ra3+ Kf4 51. Kf1 Ng3+ 52. Ke1 Ne4 53. Ke2 Ng3+ 54. Kd3 Nf5 55. Kd2 $1 Nd6 {( -> ...Nc4+)} 56. Ke2 Nf5 57. Kf2 Nd6 58. Ra4+ Kg5 59. Ke3 Nf5+ 60. Ke4 {Ra5! would kill now.} Ng3+ 61. Ke5 Kh4 62. Kf6 {aiming for Ra3.} Ne2 63. Ra3 Ng3 64. Re3 {Ke5 is the strong threat.} Nh1 $2 {[%mdl 8192]} (64... Nh5+ $16 65. Kf5 Ng3+ 66. Kf4 Nh5+ 67. Ke5 Kg5) 65. Kf5 $2 (65. Kg6 $1 $18 {[%cal Rg6f6] Black must now prevent Kf6.} Nf2 66. Kf5) 65... Ng3+ 66. Ke5 {Hoping for Rb3.} Nh5 67. Ra3 {Strongly threatening Kf5.} Ng3 68. Rb3 Ne2 69. Re3 Ng3 70. Re1 Kg5 71. Ke6 {Threatens to win with Ke5.} Kf4 $2 {[%mdl 8192] [#]} (71... Nh5 $16) 72. Ra1 $2 (72. Kf6 $1 $18 {and the rest is easy.} Nh5+ 73. Kg6) 72... Kg5 73. Ra8 Ne2 74. Ke5 Kh4 {[#]} 75. Ke4 ({White should try} 75. Ra2 $1 $16 {[%cal Ra2e2]} Ng3 76. Rd2) 75... Ng3+ (75... Kg3 $11 {keeps the balance.}) 76. Ke3 {And now Rb8 would win.} Nf5+ $2 {[%mdl 8192]} (76... Nh5 $16) 77. Kf4 {White mates.} Ng3 78. Rh8+ Nh5+ 79. Kf5 g3 80. Kg6 Kg4 81. Rxh5 Kf4 82. Rf5+ {Accuracy: White = 78%, Black = 72%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.27"]
[Round "1.20"]
[White "Samaridis, Konstantinos"]
[Black "Magalakis, Stefanos"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2104"]
[BlackElo "1934"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,123,17,15,20,28,20,29,19,22,20,21,0,25,17,47,37,56,61,50,43,74,66,65,17,33,14,72,75,79,97,83,62,79,34,105,97,100,105,102,107,100,101,90,82,101,115,118,108,99,103,115,70,68,73,76,70,92,70,105,88,104,100,161,161,194,195,214,219,258,221,222,214,329,323,541,541,512,512,533,533,432,432,753,677,675,761,742,673,841,502,5574,5451,29951,2720,29982,29973,29971,29972,29975,12812,29971,29972,29979,29980,29981,29982,29982,29983,29983,29983,29983,29984,29984,29985,29985,29986]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 e6 5. O-O a6 6. Be2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} b6 7. d4 cxd4 8. Qxd4 {White has an edge.} Bb7 9. Nc3 Ngf6 10. Rd1 Be7 {[#]} 11. Nd2 $146 ({Predecessor:} 11. Be3 O-O 12. e5 Bxf3 13. exd6 Bxe2 14. Nxe2 Nd5 15. dxe7 Qxe7 16. Nc3 Nxe3 17. Qxe3 {1-0 (47) Adams,M (2708)-Grandelius,N (2694) Astana 2019}) 11... e5 12. Qe3 $36 {[%mdl 2048] White has good play.} Qc7 13. Nc4 O-O 14. b3 Rfd8 15. Ba3 {[%cal Ra3d6]} Nc5 {[%cal Rc5e4]} 16. f3 Rac8 17. Bf1 (17. a5 $5) 17... d5 (17... Ne6 $11 {remains equal.}) 18. exd5 $16 Nxd5 19. Nxd5 Bxd5 20. Qxe5 Qb7 21. Bb2 {[%csl Gb2][%cal Re5g7] [#]} Bf6 ({Black should play} 21... Ne6 $1 $14) 22. Qg3 {aiming for Bxf6.} Bxb2 23. Nxb2 b5 24. axb5 axb5 25. Rd2 Be6 26. Rad1 Rxd2 27. Rxd2 h6 28. Nd3 Nxd3 29. Bxd3 Qa7+ 30. Qf2 Qa1+ 31. Qf1 {Black is on the road to losing.} Qc3 32. Qe2 b4 33. Be4 Qa1+ 34. Rd1 Qa7+ 35. Qf2 Qxf2+ (35... Qa5 $16) 36. Kxf2 {[%mdl 4096] Endgame KRB-KRB} f5 37. Bd3 Kf7 38. Ra1 Kf6 39. Ra5 Rb8 40. f4 g6 (40... g5 $142 41. Ra6 Ke7) 41. Rb5 $18 Rxb5 $2 {[#]} (41... Ra8 42. Rxb4 Rc8) 42. Bxb5 {KB-KB} Bd5 43. g3 Ke7 44. Ke3 Kd6 {If only Black now had time for ...Kc5....} 45. Kd4 g5 (45... Bb7 $142 46. Bd3 Bd5) 46. Bc4 Bf3 47. c3 bxc3 48. Kxc3 gxf4 49. gxf4 Be4 (49... Kc5 $142 50. b4+ Kd6) 50. Bd3 Kd5 51. b4 (51. Bxe4+ $142 Kxe4 52. b4 Kd5 53. b5 h5 54. b6 Kc6 55. Kd4 h4 56. Ke5) 51... h5 52. h4 Bf3 53. Bxf5 Bg2 54. Bd3 (54. Kd3 $142 Bf3 55. Bg6 Kd6 56. Ke3 Bd1 57. f5 Ke5 58. b5 Bc2 59. b6) 54... Bf3 55. Bg6 {White mates.} Ke6 56. Kd4 Kf6 57. Bd3 Ke6 58. b5 {[%cal Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Kd6 59. Be4 Bg4 60. b6 Be6 61. b7 Kc7 62. Ke5 {Accuracy: White = 89%, Black = 53%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.1"]
[White "Lu, Shanglei"]
[Black "Dermatopoulos, Konstantinos"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2615"]
[BlackElo "1996"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,46,31,35,29,44,26,27,26,27,22,80,73,75,70,75,72,88,5,3,-2,80,31,105,93,402,398,520,544,1053,972,979,955,975,975,902,642,964,933,29999]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 h6 5. O-O d6 6. Nc3 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} g6 {6...Na5 is setting a new trend.} 7. d4 Bg4 8. dxe5 {White has an edge.} dxe5 {[#]} 9. Be3 $146 ({Predecessor:} 9. Qxd8+ Rxd8 10. Bb5 Nd7 11. Bxc6 bxc6 12. Be3 a5 13. Nd2 Ra8 14. b3 f6 15. Na4 {0-1 (75) Perez Garcia,R (2412)-Arencibia Rodriguez,W (2526) Montreal 2012}) 9... Bb4 (9... Qxd1 $11 10. Raxd1 (10. Rfxd1 Bg7 $14) 10... Bg7) 10. Nd5 $16 Bd6 11. h3 Be6 12. Nd2 Nh5 13. Nb3 (13. Re1 $16) 13... Qh4 $11 14. Nc5 $132 {[%mdl 2048] White is not holding back} Bc8 (14... O-O-O $1 $11) 15. Qf3 {[#] Hoping for Nxc7+!} f5 ({Black should play} 15... O-O $1 $14) 16. exf5 Qxc4 $4 {[%mdl 8192] Black cannot hold the game after this.} (16... Bxf5 $16 17. Bd3 O-O-O) 17. fxg6 $18 Nf4 18. Bxf4 exf4 19. g7 Rg8 20. Qh5+ {[%mdl 64] [#] Double Attack} Kd8 21. Qf7 Rxg7 22. Qf6+ Re7 23. Nxe7 Nxe7 24. Qf8# {Accuracy: White = 77%, Black = 31%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.2"]
[White "Pevar, Andrew"]
[Black "Zeng, Chongsheng"]
[Result "0-1"]
[ECO "E03"]
[WhiteElo "1998"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,86,-39,-42,-69,-51,-74,-67,-70,-84,-72,-66,-72,-24,-67,-90,-122,-134,-117,-83,-102,-65,-72,-79,-125,-134,-120,-79,-87,-66,-156,-140,-132,-138,-139,-142,-164,-175,-168,-110,-90,-31,-138,-43,-57,-52,-49,-53,-55,-50,-237,-231,-254,-237,-246,-243,-241,-221,-319,-316,-364,-344,-600,-686,-663,-670,-637,-597,-1233,-1232,-916,-899]} 1. Nf3 d5 2. c4 e6 3. g3 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. Bg2 b5 7. Qc2 Bb7 8. O-O Ngf6 9. d4 c5 10. Rd1 {E03: Open Catalan: 5 Qa4+ Nbd7 6 Qxc4.} Rc8 11. Qd2 Qb6 12. Nc3 {Black is slightly better.} cxd4 13. Nxd4 Bxg2 14. Kxg2 Bb4 {[#]} 15. Nf3 $146 ({Predecessor:} 15. Qg5 O-O 16. a4 Rc5 17. Qe3 Bxc3 18. bxc3 Nd5 19. Qd3 Ne5 20. Qd2 Nxc3 21. Nb3 Rcc8 22. Qd6 Qb7+ 23. f3 Nc4 24. Qd7 Rc7 25. Nc5 Rxd7 {0-1 (25) Helfst,M (1941)-Vanheirzeele,D (2087) Montreal 2015}) 15... O-O 16. Qd3 Bxc3 17. bxc3 Rfd8 18. Be3 Qc7 19. Qd6 $1 {[%cal Rd6c7] Hoping for Qxc7.} Qb7 ({Reject} 19... Qxc3 $6 20. Qxa6 Qb4 21. Rab1 $14) 20. Bg5 {Bxf6 would now be nice for White.} Ne4 $36 {[%mdl 2048] Black is in control.} ({Weaker is} 20... Rxc3 21. Bxf6 gxf6 22. Qe7 $16) 21. Qe7 Nxg5 22. Qxg5 Nf6 (22... Re8 {feels hotter.} 23. a4 h6 24. Qd2 Nf6 25. axb5 axb5 26. Ra3 Nd5) 23. Kg1 (23. Rxd8+ $1 $15 Rxd8 24. a4) 23... h6 24. Rxd8+ Rxd8 25. Qe5 Qb6 {Threatens to win with ...Ng4!} 26. h3 Rd5 27. Qf4 Qc5 (27... Rc5 $19 28. Rd1 Nd5) 28. Qb4 $17 {[#]} e5 (28... a5 $1 $17 {[%mdl 512]} 29. Qxa5 {[#]} Ne4 $1 {[%mdl 512]}) 29. a3 {[#]} ({White should play} 29. a4 $15) 29... a5 $1 {[%mdl 512]} 30. Qxc5 $15 (30. Qxa5 Ne4) 30... Rxc5 {[%mdl 4096] Endgame KRN-KRN} 31. a4 $1 bxa4 32. Rxa4 Nd5 33. Ra2 $2 {This costs White the game.} ({White should try} 33. c4 $15 Nb6 34. Ra3) 33... Nxc3 $19 34. Rc2 f6 35. Kf1 a4 {aiming for ...a3.} 36. Nd2 Kf7 37. Ke1 (37. Nb1 {might work better.} Ne4 38. Rxc5 Nxc5 39. Ke1) 37... Ke6 38. f3 Kd5 39. h4 $2 (39. e3) 39... Kd4 {Black is clearly winning.} 40. Rc1 Rb5 41. Ra1 Rb2 42. g4 {[#]} a3 $1 {[%mdl 512]} 43. Rxa3 {[#]} Rxd2 $1 {[%mdl 512] Accuracy: White = 46%, Black = 74%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.3"]
[White "Santiago, Yago De Moura"]
[Black "Yugina, Maria"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2488"]
[BlackElo "1975"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,85,33,33,37,43,38,38,39,45,39,41,35,59,39,47,36,61,62,83,48,33,22,43,14,31,42,44,-22,0,-15,-22,-20,6,6,6,6,8,0,0,0,0,0,0,0,0,1,28,28,33,33,20,-12,39,-42,42,-69,-69,-108,-89,-95,-84,-83,-83,-81,-76,-65,-77,-77,-63,-118,-63,-64,-64,-73,-65,-73,-64,-63]} 1. c4 e6 2. Nc3 b6 3. Nf3 Bb4 4. e4 Bb7 5. Bd3 Bxc3 6. bxc3 {A10: English Opening: Unusual Replies for Black.} d6 7. O-O Nf6 8. Re1 {White is slightly better.} O-O 9. Bc2 e5 10. d4 Nbd7 11. Bg5 h6 12. Bh4 {[#]} Qe7 $146 ({Predecessor:} 12... Re8 13. Nd2 Nf8 14. Ba4 c6 15. Rb1 Ng6 16. Bg3 Qc7 17. f3 Red8 18. Nf1 Nh5 {0-1 (28) Bordas,G (2111)-Rozsa,P (2217) Hungary 1999}) 13. Nd2 Rfe8 14. Bg3 Nf8 15. Nf1 Qd8 16. d5 N8d7 17. Ne3 Nc5 18. Qf3 (18. Bh4 $14) 18... Nh7 19. Nf5 Qf6 20. Qe3 Bc8 21. f3 a5 22. Bf2 Nf8 23. Bh4 (23. Qd2 {with more complications.} Ng6 24. Rab1 Bd7 25. Kh1 Reb8 26. Red1) 23... g5 {[#] White must now prevent ...Bxf5.} 24. Bf2 Bxf5 25. exf5 Nfd7 26. Qd2 Kh8 27. Re2 Qg7 28. Rae1 f6 29. h4 Kg8 30. Re3 Kf8 (30... h5 $11) 31. Qd1 (31. h5 $1 $14) 31... Kf7 (31... h5 $15) 32. hxg5 (32. h5 $1 $14) 32... hxg5 $15 33. Bg3 Qh7 34. Kf2 Rh8 35. Ke2 Rag8 36. Kd2 Qh6 37. Rf1 Qf8 38. Qb1 Rh7 39. Qb5 (39. Ree1 $15) 39... Qc8 (39... g4 $17 {And now ...gxf3 would win.} 40. f4 exf4 41. Bxf4 {[#]} g3 $1 {[%mdl 512]}) 40. Ree1 Rgh8 41. Kc1 Kf8 42. Kb2 Qa6 43. Ka1 {Accuracy: White = 74%, Black = 80%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.4"]
[White "Nesteretz, Anatoliy"]
[Black "Makris, Spyridon-Dionysios"]
[Result "1-0"]
[ECO "C33"]
[WhiteElo "2385"]
[BlackElo "1959"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,35,-79,21,-23,33,-77,38,35,80,73,87,97,108,106,89,93,248,138,141,127,233,100,232,204,331,334,725,730]} 1. e4 e5 2. f4 exf4 3. Bc4 c6 4. Nc3 Nf6 5. Qf3 {[#]} Bb4 (5... d5 $1 $17 {[%cal Rd5c4]} 6. exd5 Bb4) 6. Nge2 {[#] Threatens to win with e5. C33: King's Gambit Accepted: 3 Nc3 and 3 Bc4.} d6 $146 ({Better is} 6... d5 $11 7. exd5 O-O) ({Predecessor:} 6... Na6 7. e5 Ng8 8. O-O Nh6 9. d4 d5 10. exd6 Bxd6 11. Bxa6 bxa6 12. Qxc6+ Qd7 13. Qxa8 {1-0 (22) Sallai,J (2068)-Revesz,I (2005) Hungary 2007}) 7. O-O {[#]} (7. Qxf4 $14 {keeps the upper hand.} O-O 8. Bb3) 7... O-O (7... g5 $1 $17) 8. d4 $14 {White is slightly better.} Re8 9. Bxf4 d5 10. exd5 Bg4 11. Qg3 {And now Bc7 would win.} Bxe2 12. Nxe2 {Black must now prevent Bc7.} Ne4 $2 (12... cxd5 $16 {might work better.} 13. Bd3 Nbd7) 13. Qf3 (13. Qb3 $18 b5 14. Bd3 (14. Qxb4 a5 $18)) 13... cxd5 $16 14. Bxb8 dxc4 (14... Ng5 $16 15. Qxd5 Qxd5 16. Bxd5 Raxb8) 15. Qxf7+ $40 {[%mdl 192] Double Attack. White goes for the king.} Kh8 {[#]} 16. Be5 $1 {[%csl Gf7][%cal Re5g7]} Nf6 (16... Qg5 {was worth a try.} 17. Rf4 (17. Qxc4 Qe3+ 18. Kh1 Bd6 $14) 17... Rxe5) 17. Ng3 ({Don't take} 17. Bxf6 gxf6 18. Qxc4 Rc8 $18) ({But not} 17. Qxb7 $6 Qb6 $18) (17. Qxc4 Be7 $18) (17. Rxf6 Rf8 $18) 17... Qd7 $2 (17... Re7 18. Qxc4 Bd6 19. Bxf6 gxf6) 18. Rxf6 {Accuracy: White = 67%, Black = 37%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.5"]
[White "Georgakopoulos, Nikolaos"]
[Black "Sebastian, Andreas"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2367"]
[BlackElo "1940"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,139,0,4,0,0,0,0,0,-12,-58,-46,-49,-45,-66,-76,-79,-108,-95,-68,-144,-52,-52,-38,-52,-54,-44,-47,-54,0,0,117,119,116,122,117,105,122,118,129,125,112,125,125,127,118,92,108,108,107,101,110,101,104,0,82,0,90,98,96,96,90,77,89,89,87,77,87,66,90,89,96,74,117,110,122,110,106,77,77,77,77,77,77,77,137,110,110,110,110,55,63,46,47,54,52,51,92,66,66,0,234,69,69,0,0,0,0,0,65,65,105,65,105,65,105,105,29979,29980,29980,29979,29978,29974,29974,29970]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 6. Be2 e6 7. O-O Bb4 8. Qc2 h6 9. a4 O-O 10. axb5 {aiming for e5. D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bxc3 $1 11. bxc3 cxb5 12. Nd2 {The position is equal.} Nc6 13. e5 Nd5 14. Ne4 a5 15. Rd1 {[#]} Ba6 $146 ({Predecessor:} 15... Rb8 16. Rb1 Qe7 17. f4 Rd8 18. Bd2 Qa7 19. Nd6 Rxd6 20. exd6 Qd7 21. Bf3 Qxd6 {0-1 (37) Flohr,S-Kan,I Moscow 1955}) 16. Nc5 b4 17. Bb2 Qc8 ({Much worse is} 17... bxc3 18. Bxc3 Bb5 19. Nb7 $15) (17... Bb5 {feels hotter.} 18. Bf3 a4 19. cxb4 Ncxb4 20. Qb1 Nd3) 18. Nxa6 {[#]} (18. cxb4 $15 Ncxb4 19. Qd2) 18... Qxa6 ({Black should play} 18... b3 $1 $17 {[%cal Rb3c2]} 19. Qd2 Qxa6) 19. cxb4 $15 Ncxb4 20. Qxc4 Qxc4 21. Bxc4 Rfc8 22. Bb3 Nc2 (22... Nc3 $15 23. Bxc3 Rxc3) 23. Rac1 $11 Rab8 (23... Ncb4 $11 {remains equal.}) 24. Bxc2 $16 Rxb2 {[#]} 25. Bh7+ $1 {[%mdl 576] Discovered Attack} Kxh7 26. Rxc8 {[%mdl 4096] Endgame KRR-KRN} a4 {intending ...a3.} 27. Ra8 Nc3 28. Ra1 Rb4 29. g3 Rxd4 30. Kg2 g5 31. Rc8 Nb5 32. Rb1 Rd5 33. Ra8 a3 34. Rb3 Rxe5 35. Rb8 (35. Ra5 $16 a2 36. Rxa2) 35... Rd5 ({Of course not} 35... a2 $6 36. Ra8 $16) (35... Re1 $11) 36. Ra8 ({Reject} 36. R3xb5 $6 a2 $11) (36. Rb6 $16) 36... Kg6 (36... Re5 $1 $11 {keeps the balance.}) 37. Ra5 a2 38. Rxa2 Nd4 39. Rd3 e5 40. Ra6+ f6 41. Rda3 h5 42. Rb6 Rd7 43. Raa6 Rf7 44. h3 g4 45. Rb8 Rg7 46. Re8 {Strongly threatening Rxe5.} Kf5 47. Rf8 Ne6 48. Rh8 gxh3+ 49. Kxh3 Ng5+ 50. Kg2 Nh7 (50... Rh7 $142 51. Rxh7 Nxh7) 51. Kf3 Ng5+ 52. Ke3 Nh7 53. Rha8 (53. Raa8 $16) 53... Rb7 $14 54. Ra3 {And now f4 would win.} Ng5 55. Rh8 Kg4 56. Rf8 f5 57. Ra4+ e4 58. Ra5 (58. Ra3 $14) 58... Rb2 $2 (58... Rb3+ $11 {and Black has nothing to worry.} 59. Kd4 Nf3+ 60. Kc5 Rb2) 59. Raxf5 $2 (59. Rfxf5 $18 Rb3+ 60. Ke2) 59... Rb3+ 60. Ke2 (60. Kd4 $14 e3 61. Kc4) 60... Ne6 $11 {Threatens to win with ...Nd4+.} 61. Rf4+ Nxf4+ 62. Rxf4+ {[%mdl 64] Double Attack. KR-KR} Kg5 ({Better is} 62... Kh3 $1 $11) 63. Rxe4 $14 Kf5 64. Ra4 Kg5 65. Kf1 Rf3 66. Ra5+ Kg4 $2 {[%mdl 8192] [#] This costs Black the game.} (66... Kg6 $16) 67. Kg2 $1 {White mates.} Rf5 68. Rxf5 Kxf5 69. Kh3 Kg5 70. f3 {Accuracy: White = 69%, Black = 65%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.6"]
[White "Stefanou, Dimitrios"]
[Black "Vestby-Ellingsen, Mads"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1996"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,36,31,33,27,51,31,35,9,0,-4,-14,-29,-17,-44,53,66,57,54,68]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 b6 10. O-O Qc7 11. Bg5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Nc6 12. Qc1 Bg4 {[%cal Rc5d4]} 13. d5 Ne5 14. Bf4 {White wants to play Nxe5.} Bxf3 15. gxf3 f5 {[#]} 16. exf5 $146 ({Predecessor:} 16. Bg3 Qd7 17. Kg2 c4 18. Rd1 Rac8 19. Rb4 Rc5 20. h3 b5 21. Bf4 a5 22. Rb1 {½-½ (90) Kowalski,I (2296)-Dias,R (2128) Lisbon 2019}) 16... gxf5 (16... Rxf5 $15 17. Bg3 g5) 17. Qe3 $14 {[#] Strongly threatening Kh1.} Qd6 18. Rbe1 {Threatens to win with Ba6.} Qf6 {Accuracy: White = 69%, Black = 77%.} ({Avoid the trap} 18... Qxd5 $2 19. Bxe5 f4 20. Bxf4 $18) 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.7"]
[White "Konstantelias, Konstantinos"]
[Black "Gouloutis, Nikolaos"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "1987"]
[BlackElo "2347"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,36,33,35,19,50,21,19,-11,3,-18,-14,-13,-21,-35,65,65,65,57,64]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Rb1 O-O 9. Be2 b6 10. O-O Qc7 11. Bg5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Nc6 12. Qc1 Bg4 {[%cal Rc5d4]} 13. d5 {The position is equal.} Ne5 $1 14. Bf4 {With the idea Nxe5.} Bxf3 15. gxf3 f5 {[#]} 16. exf5 $146 ({Predecessor:} 16. Bg3 Qd7 17. Kg2 c4 18. Rd1 Rac8 19. Rb4 Rc5 20. h3 b5 21. Bf4 a5 22. Rb1 {½-½ (90) Kowalski,I (2296)-Dias,R (2128) Lisbon 2019}) 16... gxf5 (16... Rxf5 $15 17. Bg3 g5) 17. Qe3 $14 {[#] Black must now prevent Kh1.} Qd6 18. Rbe1 {And now Ba6 would win.} Qf6 ({But not} 18... Qxd5 $2 19. Bxe5 f4 20. Bxf4 $18) 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.7"]
[White "Konstantelias, Konstantinos"]
[Black "Gouloutis, Nikolaos"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "1987"]
[BlackElo "2347"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,92,3,0,9,3,2,0,12,-15,-26,-27,-20,-34,-29,-45,-35,-40,-45,-45,-36,-60,-32,-54,121,110,112,112,102,115,124,124,123,118,104,100,97,98,76,32,113,90,93,82,70,65,81,48,45,45,70,-414,-419,-673,-677,-683,-680,-611,-584,-718,-727,-692,-667,-1624,-1187,-29937,-11460,-2420,-1240,-12289,-5114,-6055,-5137,-5137,-5130]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ {B19: Classical Caro-Kann: 4...Bf5 main line.} 12. Bd2 Bb4 13. a3 Bxd2+ {The position is equal.} 14. Qxd2 (14. Nxd2 {is more complex.} Ngf6 15. O-O-O O-O-O 16. Nc4 Qc7 17. Kb1) 14... Qd5 15. Qd3 {[#]} b5 $146 ({Predecessor:} 15... Nb6 16. Ne4 Nc4 17. Qxc4 Qxe4+ 18. Qe2 Nf6 19. Qxe4 Nxe4 20. Ke2 O-O 21. Rh4 f5 {½-½ (43) Skafar,D (1819)-Andreeva,Y (2001) St Petersburg 2013}) 16. b3 Ngf6 17. Kf1 O-O 18. Rh4 Rfd8 19. Qe2 a5 20. Ne5 Nxe5 21. dxe5 Nd7 $2 {[#]} (21... Ne8 $15) 22. Rd1 $1 $16 {[%cal Rd1d5]} Qxe5 23. Rhd4 {aiming for Qxe5.} Qxe2+ 24. Kxe2 Ra7 25. Ne4 {[%mdl 1024] White has strong compensation.} Kf8 26. Nc5 {[%cal Rc5d7]} Ke7 {[#]} 27. f4 $1 a4 28. b4 Rc7 29. Ke3 Ra7 (29... Nxc5 $1 $14 30. Rxd8 Nd7) 30. g4 Rc7 31. Rd6 Nxc5 32. Rxd8 {[%mdl 4096] Endgame KRR-KRN} Nd7 $1 33. Ra8 Nb6 34. Rg8 {Black must now prevent g5.} Nd5+ 35. Kd4 $2 {[%mdl 8192] Now White is beyond hope.} (35. Kf3 $14 {stays ahead.}) 35... Nf6 $19 {[%mdl 64] Double Attack} 36. Ra8 (36. Rb8 $142 Rd7+ 37. Kc5 Rxd1 38. Kxc6) 36... Rd7+ 37. Kc5 {Hoping for Rxd7+.} Rxd1 38. Kxc6 {KRN-KR} e5 39. fxe5 Nxg4 40. Kxb5 Nxe5 41. c4 f5 42. c5 f4 43. c6 {Black is clearly winning.} Rc1 {...f3 is the strong threat.} 44. Ra7+ Kf6 45. c7 f3 {( -> ...f2)} 46. Ra6+ Ke7 {Accuracy: White = 58%, Black = 81%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.8"]
[White "Tsironis, Alexandros"]
[Black "Ladopoulos, Dimitrios"]
[Result "1/2-1/2"]
[ECO "C06"]
[WhiteElo "1962"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,77,-35,-35,-43,-39,-38,-33,-37,-56,0,-30,-21,-27,72,0,34,0,0,0,0,-55,-51,-54,-62,-45,-46,-54,-62,-58,-38,-40,-49,-122,-63,-65,-54,-47,-20,-35,0,-46,-14,-40,0,0,134,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. f4 fxe5 10. fxe5 Nxd4 11. Nxd4 {Black must now prevent Qh5+.} Qh4+ {[%mdl 64] Double Attack. C06: French Tarrasch: 3...Nf6 4 e5 Nfd7 5 Bd3 main lines.} 12. g3 Qxd4 {[%mdl 64] Double Attack} 13. Nf3 $1 {[%cal Rf3d4]} Qb6 {Black is slightly better.} 14. Qc2 $1 Bb4+ ({Black should play} 14... g6 $1 $15 15. Kf1 Nc5) 15. Kf1 {[#]} Rf8 $146 ({Predecessor:} 15... Qc5 16. Qe2 O-O 17. Bf4 Qb6 18. Kg2 Be7 19. h4 h6 20. Raf1 Nc5 21. Be3 Bd7 22. Bxc5 Bxc5 {1-0 (33) Horvath,T (2395)-Vigh,B (2390) Hungary 1998}) 16. Kg2 {[#]} g6 (16... Rxf3 $1 $11 {[%mdl 512]} 17. Kxf3 Nxe5+ 18. Kg2 g6) 17. Rf1 (17. Bf4 $16) 17... Be7 (17... Rxf3 $5 18. Bxg6+ hxg6 19. Qxg6+ Kd8 20. Rxf3 Bc5 $11) 18. Bf4 Nc5 19. Be3 Bd7 20. b4 ({White should try} 20. Rac1 $11 Rc8 21. Qd2) 20... Qxb4 $15 21. Rab1 Qa5 22. Bxc5 Qxc5 23. Qxc5 Bxc5 24. Rxb7 Be3 25. Re1 Bb6 26. Re2 {[#]} (26. Ng5 $15) 26... h6 (26... Ke7 $1 $17 27. Ng5 h6) 27. Bxg6+ Kd8 {...Kc8 is the strong threat.} 28. Bd3 $1 Rc8 {aiming for ...Bc6.} 29. Nh4 Rf7 30. Rd2 Rc3 {Threatening ...Be3.} 31. Bb5 Re3 32. Ng6 Re1 (32... d4 $11 {remains equal.}) 33. Rc2 ({Better is} 33. Bxd7 $16 {And now Rc2 would win.} Rxd7 34. Rb8+ Kc7 35. Re8) 33... Bxb5 $11 {The position is equal.} 34. Rxf7 Bd3 35. Rf8+ Kd7 36. Rf7+ Ke8 (36... Kd8 $5 37. Rf8+ $8 Kd7 38. Rf7+ Ke8 39. Rf8+ Kd7 $11) 37. Rf8+ Kd7 38. Rf7+ Ke8 (38... Kd8 $5 39. Rf8+ $8 Kd7 $11) 39. Rf8+ {Accuracy: White = 70%, Black = 62%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.8"]
[White "Tsironis, Alexandros"]
[Black "Ladopoulos, Dimitrios"]
[Result "1-0"]
[WhiteElo "1962"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,9]} 1. e4 {Not much happened in this game.} {Predecessor:} e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} Be7 7. Be3 O-O 8. Bd3 Nd7 9. Qd2 Nc5 10. O-O-O Nxd3+ 11. Qxd3 Re8 12. h4 Qd7 13. Rde1 Qf5 14. Qd2 Bd7 15. Nd4 Qd5 {1-0 (42) Nakamura,H (2745)-So,W (2767) chess.com INT 2020} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.9"]
[White "Chatzieleftheriou, Andreas"]
[Black "Stergiou, Georgios"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2167"]
[BlackElo "1763"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,117,33,55,50,43,27,55,61,129,115,116,102,142,131,187,180,235,151,146,147,183,145,157,120,184,184,184,184,184,184,184,183,242,228,290,294,316,311,292,306,293,284,287,280,400,401,383,389,398,358,619,631,623,633,635,635,631,623,667,598,863,608,656,625,1087,1069,1747,1588,3838,3926,2724,2997,5921,5595,1010,9452,6593,7066,7578,7590,8431,7616,6802,6498,5567,2406,1835,1782,2029,5528,5785,5406,4045,2968,29977,29978,29977,6395,29990,29991,29993,29994,29994,29993,29993,29994]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 e5 7. d5 a5 8. g4 {E71: King's Indian: 4 e4 d6 5 h3.} Na6 9. Nge2 Nc5 10. Ng3 {White is slightly better.} b6 (10... a4 $14) 11. Be2 Bd7 12. Qd2 Ne8 13. h4 f6 {[#]} (13... c6 $16) 14. h5 $146 ({Predecessor:} 14. Bh6 Rb8 15. f3 c6 16. Kf2 cxd5 17. Bxg7 Nxg7 18. cxd5 b5 19. Rag1 b4 20. Nd1 {1-0 (41) Schetchikov,V (1834)-Vorontsov,D (1683) St Petersburg 2019}) 14... Qe7 (14... Rf7 {was called for.} 15. f3 a4) 15. hxg6 hxg6 16. O-O-O a4 17. Kb1 Kf7 18. Rh7 Rg8 (18... Rh8 $16 19. Rxh8 Bxh8) 19. Rdh1 $18 Qf8 20. Bd1 Ke7 21. f3 Kd8 22. Bc2 a3 (22... Nb7 $142 23. Qh2 Kc8) 23. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Na4 24. Bxa4 Bxa4 25. b5 Kc8 26. Ka1 Kb7 27. Rb1 Rh8 28. Rh2 f5 (28... Rxh2 $142 29. Qxh2 Qh8) 29. gxf5 gxf5 30. Nxf5 Bf6 31. Rb4 Qg8 $2 {[#]} (31... Rxh2 32. Qxh2 Ng7) 32. Rxa4 Rxa4 33. Nxa4 Ng7 34. Rxh8 Qxh8 35. Nh6 Qe8 36. Ng4 Qg6 37. Nc3 Nh5 38. Kb1 Nf4 39. Bxf4 exf4 40. Nxf6 Qxf6 41. Kc2 Qe5 42. Kb3 Qg5 43. Kxa3 Qg3 44. Qd3 Qg1 45. Kb3 Qf2 46. Ne2 Qh2 47. Nd4 Qg1 48. Ne6 Qc1 49. Qc3 Qb1+ 50. Ka3 Qg1 51. Nxf4 Qc5+ 52. Kb3 Qg1 53. Qd3 Qf2 54. Ne6 Qe1 55. f4 c5 56. dxc6+ {White mates.} Ka7 57. c7 d5 58. cxd5 Qa1 59. c8=N+ {Accuracy: White = 84%, Black = 45%.} ({Not} 59. c8=Q Qb1+ 60. Kc4 Qxd3+ 61. Kb4 Qa3+ 62. Kxa3 $11) 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.10"]
[White "Madebrink, Lars"]
[Black "Espeland, Jonatan"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2115"]
[BlackElo "1737"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,125,0,49,0,8,-21,-17,-39,20,-26,-16,-27,61,-14,17,0,17,0,13,13,16,-4,31,-4,40,40,42,39,60,55,66,58,50,52,232,201,192,204,247,249,216,210,208,203,392,293,599,596,573,365,361,350,336,306,356,352,372,365,360,297,388,341,422,425,418,419,346,418,396,404,393,371,367,322,425,410,339,345,469,462,441,436,590,572,699,693,802,787,1157,1151,2174,2148,29985,29986,29986,29987,29987,29988,29988,29984,29982,29983,29988,29989,29989,29990,29990,29991]} 1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. Nc3 Bg7 5. e4 cxd4 6. Nxd4 d6 7. Be2 Nc6 8. Nc2 O-O 9. O-O Nd7 10. Bd2 a5 11. Rb1 {B37: Sicilian: Maroczy Bind with 5...Bg7, sidelines.} Nc5 12. f3 f5 13. Ne3 {The position is equal.} Nd4 {[#]} (13... fxe4 $15 14. Nxe4 Nxe4 15. fxe4 Rxf1+ 16. Nxf1 Be6) 14. Ned5 $146 ({Predecessor:} 14. exf5 Nxf5 15. Ncd5 Nxe3 16. Nxe3 Bd4 17. Kh1 Bf5 18. Nxf5 Rxf5 19. Bxa5 Qxa5 20. Qxd4 Qxa2 {½-½ (54) Macak,S (2400)-Svendsen,M (2163) Odense 2011}) 14... e6 15. Nf4 g5 (15... fxe4 $11 16. Nxe4 b6) 16. Nd3 ({White should play} 16. Nh5 $14) 16... f4 17. Kh1 Bd7 18. Be1 Bc6 19. Bf2 e5 20. Nb5 Nce6 (20... g4 $5) 21. Nc3 a4 22. Nb4 Qa5 23. Nbd5 Rfe8 24. Bd3 Rab8 25. b4 axb3 26. axb3 {[%cal Ba2b3,Bb3b4][%mdl 32]} b5 $2 {[#] Now Black is done in.} (26... Ra8 $14) 27. b4 Qd8 28. cxb5 Nxb5 29. Nxb5 Bxb5 30. Bxb5 Rxb5 31. Qa4 Qb8 $2 (31... Rb7 {is a better defense.} 32. b5 Qd7) 32. Rfc1 Kh8 $2 (32... Rb7 33. b5 Rc8) 33. Ba7 $18 Qb7 34. Nc3 Nc7 {intending ...Ra8.} 35. Nxb5 Nxb5 36. Bg1 Ra8 37. Qc2 Na3 38. Qd3 Nxb1 39. Rxb1 Bf8 40. Qd5 Qxd5 41. exd5 {[%mdl 4096] Endgame KRB-KRB} Rb8 {and if ...Rb5 works, Black does fine.} 42. b5 Be7 43. b6 Rb7 44. Rc1 {[#] Rc7 is the strong threat.} Rb8 45. Rc7 Bd8 46. Rc6 Be7 47. Bf2 Kg8 48. Kg1 Kf8 49. Kf1 Ke8 50. Ke2 Kd7 51. Rc7+ Kd8 52. Kd3 Rc8 53. Ra7 Rb8 54. Ke4 h5 55. Kf5 Ke8 56. Ke6 {White mates.} Bd8 57. Rh7 {[%cal Rh7h8]} Kf8 58. b7 Kg8 59. Rd7 Ba5 60. Ba7 Re8+ 61. Re7 Rxe7+ 62. Kxe7 Bc7 63. Kd7 {Accuracy: White = 81%, Black = 42%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.11"]
[White "Koudounis, Vasileios"]
[Black "Samaridis, Konstantinos"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "1896"]
[BlackElo "2104"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,-16,0,0,0,-3,7,0,0,0,0,0,3,0,0,0,0,-1,-2,-3,0,17,0,0,-20,-89,-90,-74,0,-95,-20,-21,-30,-27,-8,-8,0,0,-7,-10,0,0,0,-16,-10,-44,-33,-42,-65,-171,-168,-171,-168,-170,-171,-188,-172,-229,-90,-63,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 c6 6. a3 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3.} Ba5 7. b4 Bc7 8. e4 d5 9. e5 Nfd7 10. Nf4 a5 {aiming for ...axb4.} 11. Rb1 axb4 12. axb4 c5 13. bxc5 Ba5 $1 {[%cal Ra5c3]} 14. Bd2 $1 Nc6 15. Nb5 dxc4 $1 {[#]} 16. Bxc4 $146 ({Predecessor:} 16. Rc1 Qg5 17. Bxa5 Rxa5 18. Nh3 Qg6 19. Nd6 b5 20. Nf4 Qh6 21. g3 g5 22. Ng2 {0-1 (40) Pomes Marcet,J (2340)-Crickmore,N (2162) Sabadell 2017}) 16... Nxd4 $1 17. Nd3 (17. Nxd4 $11 Nxe5 18. Nb3 Nxc4 19. Bxa5) 17... Nxb5 $17 18. Bxb5 Qc7 (18... Qg5 $1 $17 {Strongly threatening ...Bxd2+.} 19. g3 Nxc5 $1 {[%mdl 512]}) 19. Bxd7 (19. O-O $11 {keeps the balance.}) 19... Qxd7 ({Black should try} 19... Bxd7 $17 20. O-O Bc6 21. Bxa5 Rxa5) 20. Bxa5 $11 Rxa5 21. O-O Rd8 22. Qb3 Qa4 ({Reject} 22... Qxd3 $6 23. Rfd1 $16) 23. Qxa4 Rxa4 24. Rfd1 Rad4 $36 {[%mdl 2048] Black is more active.} 25. Nb2 $1 f6 26. f4 Kf7 27. Rxd4 Rxd4 28. Rd1 fxe5 ({And not} 28... Rxf4 29. Rd8 $16) 29. Rxd4 (29. fxe5 $15 Rd5 30. Rxd5 exd5 31. Kf2) 29... exd4 $15 {[%mdl 4096] Endgame KB-KN} 30. Nc4 {Threatens to win with Nd6+.} Bd7 31. Ne5+ Ke7 32. g4 {[#]} Bc6 $1 33. g5 {[#]} (33. Kf2 $142) 33... Be4 (33... Kd8 $1 $19 {and Black stays clearly on top.} 34. h4 Kc7) 34. Kf2 $17 Kd8 (34... h6 $15) 35. Nf3 $1 $11 {The position is equal.} d3 {...Bxf3 is the strong threat.} 36. Ne5 Kc7 37. Ke3 Bf5 38. h4 g6 39. Kd2 {Accuracy: White = 75%, Black = 81%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.12"]
[White "Yordanov, Nikolay"]
[Black "Kaisaris, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2102"]
[BlackElo "1713"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,96,52,46,33,107,38,29,41,27,0,11,4,89,66,102,104,222,208,207,69,80,-70,-77,-91,-78,-86,-84,-85,-60,-107,-103,-147,-140,-144,-97,-177,-22,-96,-94,-96,-26,-26,-19,-37,-19,-47,-41,-68,-40,-32,0,8,8,3,19,0,0,0,-8,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8. O-O g6 9. d4 cxd4 10. Ng5 {B22: Sicilian: 2 c3.} Nd8 (10... e6 $14) 11. Qf3 (11. Qxd4 $6 Qxd4 12. cxd4 a5 $11) (11. Ne4 $16 Qd7 12. cxd4) 11... Qf6 $14 12. Qxf6 {White has an edge.} exf6 13. Re1+ Be7 14. Ne4 {White threatens Nxf6+ and mate.} Be6 (14... Ne6 $1 $11 {remains equal.}) 15. cxd4 $16 {[#] Strongly threatening d5!} O-O $146 ({Predecessor:} 15... f5 16. Nc5 Bxc5 17. dxc5 Nd7 18. Bh6 Nxc5 19. Nc3 Nxb3 20. axb3 f6 21. Bg7 Rg8 22. Bxf6 {½-½ (47) Gerzhoy,L (2469)-Corrales Jimenez,F (2604) Wheeling 2013}) 16. Bh6 $1 Re8 {[#]} (16... Nc6 $16) 17. d5 $1 $18 {[%mdl 512]} f5 (17... Nxd5 18. Bxd5) 18. Nec3 (18. dxe6 $18 fxe4 19. exf7+ (19. Rxe4 Nxe6 20. Bxe6 fxe6 $11) 19... Nxf7 20. Nd2 (20. Rxe4 Bg5 $14)) 18... Bd7 $14 19. d6 (19. a4 $16) 19... Bxd6 $15 {[%cal Re8e1]} 20. Rxe8+ Bxe8 21. Nd2 Ne6 22. Re1 Rd8 23. Nf3 Nc5 24. Nd5 Nxd5 25. Bxd5 Nd3 26. Re3 (26. Bg5 $17 Nxe1 27. Bxd8 Nxf3+ 28. Bxf3) 26... Nf4 $2 ({Resist} 26... Nxb2 27. Ng5 $15) (26... Bb5 $1 $19 {Threatens to win with ...Bc5.} 27. Bb3 Bc5 28. Rxd3 Rxd3) 27. Bb3 (27. Bxb7 $11 {keeps the balance.} Ne6 28. Ba6) 27... Bc6 28. Nd4 {[#]} Nd5 ({But not} 28... Bxg2 $6 {[#]} 29. Nxf5 $1 {[%mdl 512]} gxf5 30. Rg3+ Ng6 31. Rxg2 $11) ({Better is} 28... Bd5 $1 $17 29. h3 Bxb3 30. Rxb3 Bc7) 29. Nxc6 $11 bxc6 30. Rd3 Be5 31. Ba4 Rc8 32. a3 Nb6 33. Bxc6 $1 f6 34. Bd7 {The position is equal.} Nxd7 35. Rxd7 {[%mdl 4096] Endgame KRB-KRB} g5 {( -> ...Rc1+)} 36. g3 Rc7 37. Rxc7 Bxc7 {KB-KB} 38. h4 f4 39. hxg5 fxg3 40. gxf6 gxf2+ 41. Kxf2 Be5 42. b4 Bxf6 43. b5 Bd4+ 44. Kf3 Kf7 45. Ke4 Bc5 46. a4 Ke6 47. a5 Kd7 48. Kd5 Bf2 {Never resign too early! Accuracy: White = 61%, Black = 57%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.13"]
[White "Karagiannis, Thomas Aristotelis"]
[Black "Disha, Beshim"]
[Result "1-0"]
[ECO "D00"]
[WhiteElo "1744"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,-14,4,-19,-9,-11,12,8,21,0,18,22,33,14,40,28,35,0,17,14,17,11,13,0,7,-12,8,0,8,7,13,18,49,27,27,24,26,25,26,26,56,0,0,0,0,0,0,-10,-10,-13,-1,-45,-41,-41,-43,-41,-45,-48,-17,-497,-497,-481,-479,-692,-675,-864,-788,-1698,-1688,-5193,-1768,-1203,-1035,-2171,-2135,-29992,-29993]} 1. d4 Nf6 2. Bg5 e6 3. Nd2 d5 4. e3 c5 5. c3 Nc6 6. f4 {D00: 1 d4 d5: Unusual lines.} Be7 7. Bd3 cxd4 8. exd4 {The position is equal.} h6 9. Bh4 Qc7 10. Nh3 Bd7 11. Nf3 {[#]} O-O-O $146 ({Predecessor:} 11... Ne4 12. Bxe7 Nxe7 13. Ne5 Nd6 14. Qh5 Rf8 15. O-O O-O-O 16. Rad1 Kb8 17. Qe2 {½-½ (17) Havas,J (2114)-Bozinovic,B (2254) Zagreb 2013}) 12. Ne5 Rdf8 13. Qc2 (13. O-O {is more complex.} Bd6 14. a4 Kb8 15. Qe2 Be8 16. Nf2) 13... Ne8 14. Bxe7 Nxe7 15. O-O-O Nd6 16. Rhf1 Kb8 17. Rde1 Rc8 18. Kb1 Rhf8 19. g4 g6 20. Nf2 f5 21. gxf5 gxf5 22. Rg1 Rg8 23. Be2 Ne4 24. Nfd3 Bb5 25. Bh5 ({Better is} 25. Nc5 $14 Bxe2 26. Qxe2) 25... Bxd3 $11 26. Qxd3 Nc6 27. Qe3 Nxe5 28. fxe5 Rg5 29. Bf3 {[%cal Rf3e4]} Qg7 {Strongly threatening ...Nd2+!} 30. Bxe4 dxe4 31. h4 Rg4 32. Rxg4 Qxg4 33. Qxh6 $15 {[%mdl 4096] Endgame KQR-KQR} f4 $36 {[%mdl 2048] [#] aiming for ...Qg3. White is under pressure.} 34. d5 $2 {[%mdl 8192] Now White is beyond hope.} (34. Qg5 $1 $11 {and White stays safe.} Qf3 35. d5) 34... Qg3 $19 35. Rc1 e3 36. d6 (36. Qg5 $142 Qf3 37. d6) 36... e2 37. d7 Rd8 38. Qf6 Kc7 39. Qxe6 Qd3+ {[%mdl 64] [#] Double Attack} 40. Ka1 Qd2 {[%cal Rd2c1]} 41. Qc4+ Kb8 {[%cal Rd2c1]} 42. Qxf4 Qxf4 {[%mdl 32768] Accuracy: White = 55%, Black = 89%. . Loss on time!?} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.14"]
[White "Mitsiou, Konstantinos"]
[Black "Deligiannis, Paraskevas"]
[Result "1/2-1/2"]
[ECO "B27"]
[WhiteElo "1703"]
[BlackElo "2038"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,25,35,0,0,-1,7,6,13,6,6,8,23,10,9,9,7,0,25,-35,0,-88,0,-66,-69,-213,-23,-182,-33,-238,37,31,29,34,35,0,0,0,0,-18,-21,-20,-11,-115,0,0,0,-30,0,-54,31,-35,39,30,31]} 1. e4 c5 2. Nf3 g6 3. c3 d5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. e5 {B27: Sicilian: 2 Nf3, unusual Black 2nd moves.} Nc6 7. d4 cxd4 8. cxd4 {The position is equal.} Nh6 {[#]} 9. O-O $146 ({Predecessor:} 9. Bxh6 Bxh6 10. O-O O-O 11. Nc3 Rac8 12. Qb3 Rfd8 13. Qa4 a6 14. Rfe1 e6 15. Nd1 Nxe5 16. Qb3 Nxf3+ 17. Qxf3 Bg7 {0-1 (17) Milli,S-Remmel,T (2220) Haarlem 1998}) 9... Nf5 10. Nc3 h5 11. Bf4 e6 12. Rc1 Be7 13. Na4 b6 14. Re1 (14. Nc3 $11) 14... Rc8 15. Qd3 (15. Nc3 $11 {keeps the balance.}) 15... Kf8 (15... Nb4 $1 $17 {[%cal Rb4d3]} 16. Rxc8+ Qxc8) 16. Qb5 (16. Nc3 $11) 16... Rc7 17. Red1 {[#]} (17. Qd3 $15) 17... Rg8 $2 ({Black should play} 17... Nxe5 $1 $19 {[%mdl 512]} 18. Qxd7 (18. dxe5 Qxb5) 18... Nxf3+ 19. gxf3 Rxd7) 18. Rc3 $2 (18. Nc3 $11) 18... Kg7 (18... g5 $19 19. Be3 Nxe5 $1 {[%mdl 576] Discovered Attack}) 19. Be3 $2 {[#]} (19. Qe2 $15) 19... Na5 $2 (19... Nxe5 $1 $19 {[%mdl 512]} 20. Qe2 (20. dxe5 Qxb5) 20... Nxf3+ 21. Qxf3 Rgc8) 20. Qxd7 $14 Rxd7 21. b3 Rb8 22. Bg5 Bxg5 23. Nxg5 Rbb7 24. Nf3 Rbc7 25. Rdc1 Rxc3 26. Rxc3 {[#]} (26. Nxc3 $11 Rc7 27. h3) 26... Ne7 (26... g5 $1 $17 {[%mdl 512] Strongly threatening ...g4.} 27. Nxg5 Nxd4) 27. Kf1 $11 Nac6 28. Ke2 Rc7 (28... g5 $5 29. h3 g4 30. hxg4 hxg4 $15) 29. b4 (29. Kd2 $11) 29... Rc8 ({Better is} 29... g5 $15 30. Kd2 g4) 30. a3 (30. b5 $14) 30... Nf5 ({Black should try} 30... b5 $15 31. Nc5 a5) 31. Kd3 $14 Nce7 {Accuracy: White = 42%, Black = 44%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.15"]
[White "Bullen, Alex"]
[Black "Florakis, Konstantinos"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2037"]
[BlackElo "1681"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,67,27,26,57,9,68,62,68,69,75,45,56,54,68,48,104,104,131,124,120,110,114,121,262,267,266,265,330,205,445,295,310,315,304,304,423,417,459,452,431,374,762,756,745,748,703,695,630,265,274,285,29991,29992,29992,29993,29993,29994]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O c5 7. c3 Nc6 {B07: Pirc Defence: Miscellaneous Systems.} 8. Re1 (8. d5 $5 {[%cal Rd5c6]} Ne5 9. Nxe5 dxe5 10. Re1 $14) 8... Rb8 (8... cxd4 $11 9. cxd4 a5) 9. d5 $14 Ne5 {White is slightly better.} 10. Nxe5 dxe5 {[#]} 11. Nf3 $146 ({Predecessor:} 11. Nc4 Ne8 12. f4 e6 13. dxe6 Bxe6 14. Nxe5 Bxe5 15. fxe5 Qc7 16. Qf3 Ng7 17. Bf1 {1-0 (33) Anton,T (2426)-Coca,C (2003) Olanesti 2018}) 11... Qc7 12. c4 Bg4 13. Be3 h6 ({Black should try} 13... Ne8 $14) 14. h3 $16 Bd7 15. Qd2 Kh7 16. b4 b6 17. Rab1 Nxe4 (17... Rfc8 $16) 18. Bxe4 $18 f5 19. Bc2 f4 20. Nh4 (20. Qd3 Bf5 $16) 20... Bf5 $2 (20... fxe3 21. Qxe3 (21. Bxg6+ Kg8 $18) 21... Be8) 21. Nxf5 gxf5 22. Bxf4 exf4 23. bxc5 bxc5 24. Rxb8 Rxb8 25. Bxf5+ Kh8 26. Bb1 Bd4 $2 (26... Bf6 27. Qd3 e5 28. dxe6 Qg7) 27. Qd3 {[%csl Gb1][%cal Rd3h7] [#]} e5 28. dxe6 {White wants to mate with e7.} Qg7 29. e7 Re8 30. Qf3 (30. Qf5 $142 {Strongly threatening Qd7!} f3 31. Qxf3) 30... Be5 31. Qd5 Rxe7 $2 (31... Bf6 $18 32. Qxc5 Rxe7 33. Rxe7 Bxe7 34. Qc8+ Qf8) 32. Qd8+ {White mates.} Qg8 33. Qxe7 {[%mdl 64] [#] Double Attack} Bc3 34. Re6 {Black did not feel at home in the position after the opening. Accuracy: White = 61%, Black = 31%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.16"]
[White "Karamichos, Michail"]
[Black "Koutlas, Nikolaos"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1622"]
[BlackElo "2030"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,74,8,19,12,21,0,0,0,0,-3,-1,-17,-5,-13,-16,-17,0,-18,-10,-22,-21,-36,-50,-59,-24,-67,-66,-72,-68,-67,-66,-92,-80,-116,-136,-167,-160,-157,-160,-171,-116,-107,-120,-284,-278,-302,-295,-407,-362,-488,-478,-538,-524,-967,-958,-960,-962,-1010,-995,-1073,-1068,-5218,-5022,-2187,-4612,-5002,-4914]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 Nf6 4. Qe2 Qc7 5. c3 e5 6. O-O {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Be7 7. d3 {[#]} (7. d4 $5) 7... a6 $146 ({Predecessor:} 7... O-O 8. Nbd2 d6 9. Nc4 a6 10. Bxc6 Qxc6 11. a4 Be6 12. Ne3 b5 13. Re1 Rfe8 {1-0 (65) Belenkaya,D (2319)-Lingur,Z (2137) Moscow 2017}) 8. Ba4 {The position is equal.} O-O 9. Re1 b5 10. Bc2 d6 11. Nbd2 h6 12. Nf1 Re8 13. Ng3 Bf8 14. h3 Be6 15. Be3 d5 16. exd5 Bxd5 17. Nd2 {[#]} Nd4 $1 {[%mdl 512]} 18. cxd4 exd4 19. Nde4 Nxe4 20. dxe4 Bc4 21. Qg4 {Threatens to win with Bxh6.} dxe3 22. Rxe3 Qe5 $36 {[%mdl 2048] Black is in control.} 23. Rc3 {[#]} Be6 $1 {[%cal Re6g4]} 24. Qh5 Qxh5 (24... Bd6 $19 25. Qxe5 Bxe5 26. Rxc5 Bxb2) 25. Nxh5 $17 Rad8 26. f4 $2 {White does not recover from this.} (26. Nf4 $17) 26... Rd2 $19 27. f5 Bc4 28. Rc1 Bd6 29. b3 Be5 {Black is clearly winning.} 30. bxc4 Bxc3 31. Bb1 Bb2 32. Re1 bxc4 33. Nf4 c3 34. Nd3 c2 35. Nxb2 cxb1=Q 36. Rxb1 Rb8 37. Rd1 Rbxb2 {Accuracy: White = 51%, Black = 93%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.17"]
[White "Nilsen, Tobias Lang"]
[Black "Poupalos, Nikolaos"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2019"]
[BlackElo "1563"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,117,12,6,23,30,137,138,177,176,189,186,184,202,188,194,217,218,244,222,247,221,227,218,244,233,244,243,235,230,238,233,235,233,233,233,239,241,244,231,256,241,258,239,300,300,300,303,303,295,290,270,295,289,298,308,370,314,290,272,370,166,164,164,165,165,165,165,185,0,0,21,0,0,61,-75,-92,-83,-73,-86,-93,-109,-93,-120,-8,-8,-8,-8,0,-8,-8,-12,0,0,0,0,0,0,0,-8,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. a4 a6 7. N5a3 Nf6 8. Nc3 Be6 9. Bg5 Be7 10. Nc4 O-O {B33: Sicilian: Pelikan and Sveshnikov Variations.} 11. Bxf6 $1 gxf6 (11... Bxf6 $11 {remains equal.} 12. Nd5 Bg5) 12. Ne3 $16 Nd4 {[#]White is clearly better.} 13. Bd3 $1 Rc8 14. Ncd5 {[#]} Kh8 $146 ({Predecessor:} 14... f5 15. Nxe7+ Qxe7 16. exf5 e4 17. Qg4+ {1-0 (17) Gerard,A (1976)-Masset,J (1875) ICCF email 2015}) 15. c3 Nc6 16. Qf3 Nb8 17. O-O Nd7 18. Rfd1 Rg8 19. Nf5 Bxf5 20. Qxf5 Nb6 21. Ne3 Rg5 22. Qf3 Nd7 23. Nf5 Nf8 24. h4 Rg6 25. g3 Ne6 26. Kh1 Qd7 27. Bf1 Qc7 28. Rd2 Rd8 29. Rad1 Ng7 30. Ne3 Rd7 31. Nd5 Qd8 32. Bh3 Ne6 33. Bf5 Rg8 34. Qe3 Rg7 35. b4 Rg8 36. c4 Rg7 37. Nb6 Rc7 38. c5 Nd4 39. Nd5 (39. Rxd4 $142 exd4 40. Qxd4) 39... dxc5 $18 40. Nxc7 Qxc7 41. bxc5 Bxc5 42. Qh6 Qc6 {[#]} 43. Bh3 $2 (43. a5 $1 $18) 43... Qxe4+ $11 44. Bg2 Qf5 45. Rc1 b6 ({Black should try} 45... Ne6 $11 46. Rb2 b6) 46. Rb2 (46. a5 $1 $14 {stays ahead.}) 46... Ba3 $17 {[%mdl 64] Skewer} 47. Rxb6 {Strongly threatening Rc3.} Bxc1 48. Rb8+ Rg8 49. Rxg8+ Kxg8 50. Qxc1 Qc2 (50... Qxf2 $17 51. Qc8+ Kg7 52. Qg4+ Kf8 53. Qc8+ Kg7 54. Qg4+ Kh8 55. Qc8+ Kg7) 51. Qxc2 $11 {The position is equal.} Nxc2 {[%mdl 4096] Endgame KB-KN} 52. a5 h6 53. Bf1 Nb4 54. Kg2 Kf8 55. Kf3 Nc6 56. Bxa6 Nxa5 57. Ke4 Ke7 58. f4 exf4 59. Kxf4 {Blacks defense is rewarded with a draw. Accuracy: White = 84%, Black = 68%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.18"]
[White "Mitsiou, Georgios"]
[Black "Cani, Armando"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "1519"]
[BlackElo "2002"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,87,40,22,48,46,69,52,97,89,72,62,69,58,70,47,45,22,73,39,39,33,32,29,49,53,70,76,89,86,110,64,80,80,113,116,122,129,123,106,149,0,0,0,0,-14,0,0,0,0,-2,0,25,0,195,0,0,0,49,51,50,55,52,52,6170,5314,5314,18,5310,5257]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 d6 4. c3 a6 5. Ba4 Nf6 6. Bc2 Bg4 7. O-O Be7 8. Re1 O-O 9. h3 Bh5 10. d3 b5 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Nd7 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 12. Nf1 Nc5 13. Ng3 Bg6 {White is slightly better.} 14. d4 {[#]} Nd7 $146 ({Predecessor:} 14... exd4 15. cxd4 Nb7 16. Bf4 Nb4 17. Bb1 d5 18. Ne5 dxe4 19. Nxe4 Na5 20. Qe2 Nac6 21. Nxg6 fxg6 {0-1 (55) Tsvetnitsky,N-Pikov Ufa 1996}) 15. d5 Na5 16. Nh2 Bg5 17. Ng4 Bxc1 18. Rxc1 Rb8 (18... Nc4 $11) 19. Ne3 Nc4 20. Nxc4 bxc4 21. b4 cxb3 22. axb3 a5 23. Ra1 Ra8 24. Ra2 Nc5 25. Qa1 Qb8 26. Rxa5 Rxa5 27. Qxa5 Nxb3 28. Bxb3 Qxb3 29. Qxc7 h5 30. Nf5 (30. Qxd6 $16 Qxc3 31. Re3 Qc1+ 32. Kh2) 30... Bxf5 $1 $11 31. exf5 Qxd5 {[%mdl 4096] Endgame KQR-KQR} 32. Re3 Ra8 33. Kh2 e4 {White must now prevent ...Qe5+.} 34. Qe7 Qxf5 {aiming for ...Qf4+.} 35. Qxe4 Qa5 36. Qd4 Qc7 $2 {[#]} (36... Qf5 $11) 37. Qe4 $2 (37. Rg3 $1 $18 {[%csl Gg3][%cal Rd4g7][%mdl 512]} g6 38. Qd5) 37... d5+ 38. Qe5 Qc4 39. Qxh5 Qf4+ 40. Rg3 Qxf2 41. Qxd5 Ra1 $2 {[%mdl 8192]} (41... Re8 $14) 42. Qd8+ $18 Kh7 43. Qh4+ Kg8 {[%csl Ga1][%cal Rf2g1] [#]} 44. Rxg7+ $1 {[%mdl 512] Accuracy: White = 80%, Black = 62%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.19"]
[White "Krysa, Leandro"]
[Black "Tziotzios, Dimitrios"]
[Result "1-0"]
[ECO "A23"]
[WhiteElo "2523"]
[BlackElo "1473"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,91,43,43,21,83,83,174,164,155,162,168,170,143,147,179,145,142,151,160,158,180,159,210,198,212,184,216,213,251,247,242,223,230,198,230,221,216,225,269,250,285,276,297,300,286,274,319,331,314,312,403,406,451,419,417,437,542,548,485,477,525,506,827,833,1154,1150,1068,819,1647,1556,5197,1572,12832,8510,12839,12839,12833,1738]} 1. c4 e5 2. Nc3 Nf6 3. g3 c6 4. Nf3 e4 5. Nd4 Qb6 6. Nb3 d5 7. cxd5 cxd5 8. Bg2 Nc6 9. O-O {A23: English Opening: 1...e5 2 Nc3 Nf6 3 g3 c6.} Be7 (9... Be6 $11 {remains equal.}) 10. d3 $16 Bf5 {[#]} (10... d4 $16 {is a better defense.}) 11. Nxd5 $1 $18 {[%mdl 576] Remove Defender, Deflection. White is clearly better.} Nxd5 12. dxe4 {[%mdl 64] Discovered Attack} Bxe4 13. Bxe4 {[#]} Nf6 $146 ({Predecessor:} 13... Ndb4 14. e3 Rd8 15. Qh5 g6 16. Qe2 O-O 17. Bd2 Nxa2 18. Bc2 Nab4 19. Bc3 Rfe8 20. Rfd1 Nxc2 21. Qxc2 Bf8 22. Nd4 a6 23. Qa4 Nxd4 24. Bxd4 Qe6 25. Rac1 {½-½ (25) Weinrich,K-Walton,K Wiesbaden 1988}) 14. Be3 $36 {[%mdl 2048] Black is under strong pressure.} Qb5 15. Qd3 Qxd3 16. Bxd3 O-O 17. Rac1 Rfd8 18. Bb5 Rac8 (18... Ng4 $16) 19. Bxc6 $1 bxc6 20. Bc5 Rd7 21. Rc2 Ne4 22. Bxe7 Rxe7 23. Rd1 g6 24. Rdc1 Rec7 25. Na5 c5 {[#]} 26. b4 $1 {[%mdl 512]} c4 (26... cxb4 27. Rxc7) 27. Nxc4 ({Not} 27. Rxc4 Rxc4 28. Rxc4 Rxc4 $16) 27... Kf8 28. f3 Nd6 {[%cal Rc7c4]} 29. Ne3 Rxc2 30. Rxc2 ({Inferior is} 30. Nxc2 Nb5 $17) 30... Rxc2 31. Nxc2 {[%mdl 4096] Endgame KN-KN} Ke7 32. Kf2 Kd7 33. Ke3 Kc6 34. Nd4+ Kb6 35. Kd3 a5 {White is clearly winning.} 36. bxa5+ Kxa5 37. e4 Kb4 38. Nc6+ Ka3 (38... Kc5 $142 39. Nd8 f5 40. Ne6+ Kc6) 39. e5 Ne8 40. Nd8 f6 41. Kd4 Kxa2 42. Ne6 h6 43. Nf8 (43. exf6 $142 Nxf6 44. Nf8) 43... g5 44. exf6 Nxf6 45. Ke5 Ng8 46. Ke6 {Accuracy: White = 85%, Black = 29%.} (46. f4 $142 gxf4 47. gxf4) 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.28"]
[Round "2.20"]
[White "Gavriilidis, Orestis"]
[Black "Marin, Mihail"]
[Result "0-1"]
[ECO "E92"]
[WhiteElo "1983"]
[BlackElo "2502"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,86,60,75,31,51,43,46,14,40,10,27,17,16,16,8,9,18,0,4,0,0,-47,-3,-6,0,-70,7,-61,-53,-47,0,-16,-7,-20,0,-36,-27,-44,-6,-6,-6,-6,0,0,0,-8,0,-26,0,0,0,0,0,-400,-154,-157,0,0,0,0,0,0,36,-951,-970,-998,-970,-1683,-1424]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. e4 d6 6. Be2 c5 7. d5 e5 8. O-O Ne8 9. Ne1 f5 10. exf5 gxf5 11. f4 {E92: King's Indian: Classical: 6 Be2 e5: 7 dxe5, 7 Be3 and Petrosian System without 7...Nbd7.} Nd7 12. Nc2 Qe7 13. Kh1 {White is slightly better.} Kh8 {[#]} 14. Bd2 $146 ({Predecessor:} 14. Ne3 Bh6 15. fxe5 Qxe5 16. Ng4 fxg4 17. Bxh6 Rxf1+ 18. Qxf1 Qf6 19. Bf4 Qg6 20. Bd3 Qg7 21. Ne4 Qe7 22. Re1 Kg7 {1-0 (22) Therrien,A (2258)-Olson,H (2024) England 2013}) 14... exf4 15. Bxf4 Ne5 16. Qd2 Bd7 17. Rae1 Nf6 18. Ne3 Ne4 19. Nxe4 $1 fxe4 20. Qc2 Ng6 (20... Nf3 $5 21. gxf3 Rxf4 $15) 21. Bg3 Bd4 22. Qc1 (22. Nd1 $11) 22... Nh4 (22... Qg5 $15 23. Nc2 Qxc1 24. Rxc1 Bxb2 25. Bxd6 Bxc1 26. Bxf8 Rxf8 27. Rxc1 Rf2) 23. Rf4 (23. Nc2 $11) 23... Rxf4 $15 24. Bxf4 Ng6 25. Bg3 Rf8 26. Nc2 Bg7 27. Rf1 Rxf1+ 28. Qxf1 Bxb2 {next ...Be5 is good for Black.} 29. Qb1 Be5 30. Qxb7 Bxg3 31. hxg3 Ne5 32. Qxa7 Qf6 {Threatens to win with ...Bg4.} 33. Kg1 Qh6 {Hoping for ...Qc1+.} (33... Bg4 $5 {[%cal Rg4e2]} 34. Bf1 Qg5 $11) 34. Qb8+ Kg7 {White must now prevent ...Qc1+.} 35. Qd8 Kf7 36. Bf1 $2 {[%mdl 8192]} (36. Qh4 $11 Qc1+ 37. Bf1) 36... Qd2 $2 (36... Ba4 $19 {and Black stays clearly on top.} 37. Qc7+ Ke8) 37. Qh4 $17 {[#]} Ng4 $2 ({And not} 37... Qxc2 38. Qxh7+ Kf8 39. Qh8+ Kf7 40. Qh7+ Kf8 41. Qh8+ Kf7 42. Qh7+ $11) ({Better is} 37... Kg6 $1 $17 {Strongly threatening ...Ng4.} 38. Qe7 Ng4 39. Qxe4+ {[#]} (39. Qxd6+ $2 Nf6 $19) 39... Bf5 $1 {[%mdl 512]} 40. Qe8+ Kg5 41. Qe7+ Kh5) 38. Qxh7+ $11 {[%mdl 64] Double Attack} Kf8 (38... Kf6 $5 39. Qh8+ $8 Kf7 40. Qh7+ {[%mdl 64] Double Attack} Kf8 41. Qh8+ Kf7 42. Qh7+ $11 {[%mdl 64] Double Attack}) 39. Qh8+ $1 Ke7 {( -> ...Qf2+)} 40. Qh4+ $1 Nf6 (40... Kf7 $5 41. Qh7+ $8 {[%mdl 64] Double Attack} Kf8 42. Qh8+ Kf7 43. Qh7+ $11 {[%mdl 64] Double Attack}) 41. Na3 $2 {[%mdl 8192]} ({Avoid the trap} 41. Qh8 $2 Kf7 $19) (41. g4 $14 Qf4 42. Qf2 Qxg4 43. g3) 41... Qe3+ $19 {Black is clearly winning.} 42. Kh1 Qxa3 43. Qh8 Qxg3 {Accuracy: White = 54%, Black = 60%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.1"]
[White "Chatzieleftheriou, Andreas"]
[Black "Lu, Shanglei"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2167"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,104,6,28,-2,50,0,30,4,10,-3,43,40,61,58,56,61,61,58,43,52,124,129,127,127,125,132,133,128,125,118,126,70,110,95,111,106,150,5,23,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-22,-22,-46,-2,-3,0,-36,-19,-24,-17,-44,-40,-422,-409,-379,-401,-271,-384,-372,-356,-323,-306,-12838,-12839,-12841,-12838,-12839,-12839,-12839,-12839,-12837,-766]} 1. c4 f5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. d3 e5 6. e4 O-O 7. Nge2 d6 8. O-O c6 9. h3 Be6 10. b3 {A21: English Opening: 1...e5 2 Nc3.} Qd7 ({Black should try} 10... f4 $11) 11. Kh2 d5 {[#]} 12. exf5 $146 {White has an edge.} ({Predecessor:} 12. exd5 cxd5 13. Bg5 dxc4 14. bxc4 Nc6 15. Rb1 b6 16. Bxf6 Bxf6 17. Nd5 Bg7 18. f4 Rad8 19. Qa4 Ne7 20. Qxd7 {½-½ (20) Adamski,J (2299)-Tkachuk,K (2236) Germany 2012}) 12... gxf5 13. d4 exd4 14. Nxd4 dxc4 15. Nxe6 Qxe6 16. Re1 Qf7 ({Don't go for} 16... Ne4 $2 17. Nxe4 $1 {[%mdl 512]} fxe4 18. Ba3 $18) 17. Rb1 Nbd7 18. bxc4 Nc5 (18... Qxc4 $14 19. Re7 Rae8) 19. Ba3 $16 Rfd8 20. Qc2 Nfd7 21. Na4 Nxa4 22. Re7 ({Much worse is} 22. Qxa4 Nb6 $11) 22... Qf6 {aiming for ...Nac5.} 23. Qxa4 Bf8 24. Ree1 ({White should play} 24. Re2 $16) 24... Nb6 25. Qb3 Bxa3 {[#]} 26. c5+ $1 Qf7 27. cxb6 ({White must play} 27. Qxa3 $16 Nd5 28. Re5) 27... axb6 (27... Qxb3 {feels hotter.} 28. Rxb3 axb6 29. Rxb6 Rd7 30. Bf3 Kg7) 28. Qxf7+ (28. Qxb6 {seems wilder.} Bd6 29. Kg1 f4 30. Re4 Rd7 31. Rd1) 28... Kxf7 29. Rxb6 Ra7 30. Rb3 Rd2 31. Rf3 Kf6 32. Bf1 Bd6 33. Bc4 {Threatening Re6+.} Be5 34. Kg2 b5 35. Bd3 f4 36. gxf4 Bd4 37. Bb1 c5 {...Rg7+ is the strong threat.} 38. f5 $1 Rg7+ {[%mdl 1024] Black has compensation.} 39. Kf1 c4 40. Rf4 Rd7 41. Re6+ Kf7 {Strongly threatening ...Rd1+.} 42. Be4 c3 $36 {[%mdl 2048] And now ...Rc7 would win. Black has some pressure.} ({Reject} 42... Rxa2 $6 43. Bc6 $14) 43. Rh4 $2 {[%mdl 8192] This move loses the game for White.} (43. Rh6 $15) 43... Kf8 44. Rc6 Rxf2+ 45. Ke1 Rxa2 {White must now prevent ...Bf2+.} 46. Rc8+ Kg7 47. f6+ Kxf6 {( -> ...Bf2+)} 48. Rc6+ $2 (48. Rf8+ Ke7 49. Rxh7+ Kd6 50. Rxd7+ Kxd7 51. Rb8 Bf2+ 52. Kf1) 48... Ke5 $19 {Black is clearly winning.} 49. Rg4 Bf2+ 50. Kf1 Rd1+ 51. Kg2 Bd4+ 52. Kf3 Rf2+ {Accuracy: White = 67%, Black = 78%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.2"]
[White "Zeng, Chongsheng"]
[Black "Madebrink, Lars"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2567"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,89,42,46,20,37,52,48,52,35,38,117,103,97,95,77,98,77,91,108,78,109,60,83,63,64,68,59,56,47,51,48,56,66,0,8,0,9,0,8,0,9,12,15,24,104,98,194,189,184,146,180,173,337,322,310,293,590,585,782,776,773,773,773,736,706,706,787,779,700,679]} 1. c4 Nf6 2. Nc3 g6 3. d4 Bg7 4. Nf3 O-O 5. Bg5 d6 6. e3 Nbd7 7. Be2 c6 8. O-O Qc7 9. Qc2 e5 10. Rad1 Re8 11. dxe5 dxe5 12. Nd2 {E61: King's Indian: Early deviations for White, including Smyslov System.} h6 13. Bh4 Nf8 14. c5 {White is slightly better.} Bf5 15. Qc1 {[#]} Nd5 $146 ({Better is} 15... Red8 $14) ({Predecessor:} 15... b5 16. cxb6 Qxb6 17. Nc4 Qc5 18. Nd6 Red8 19. Nxf5 gxf5 20. Qb1 e4 21. Rxd8 Rxd8 {1-0 (58) Iljin,A (2509)-Sharma,D (2295) St Petersburg 2018}) 16. Nc4 $1 $16 Be6 17. Nd6 Reb8 18. Bc4 {[%cal Rc4d5]} Nxc3 19. Qxc3 (19. bxc3 $6 Bxc4 20. Nxc4 Ne6 $11) 19... b6 20. Bg3 Bxc4 21. Nxc4 {[%cal Rg3e5]} (21. Qxc4 {looks sharper.} bxc5 22. f4 Rb4 23. Qc1 exf4 24. Bxf4 Qe7 25. Bg3) 21... Re8 22. h3 Nd7 23. cxb6 Nxb6 24. e4 Nxc4 25. Qxc4 Rad8 26. b3 Qb6 27. Rfe1 (27. Kh2 $14) 27... Rd4 $11 28. Rxd4 exd4 29. Kf1 Qb5 30. Bd6 d3 31. f3 Re6 {Strongly threatening ...Qxc4.} 32. Bc5 Bc3 (32... Qxc4 $11 {remains equal.} 33. bxc4 Re5) 33. Re3 Re5 (33... Qxc4 $16 34. bxc4 Re5) 34. Qxb5 $18 ({Don't do} 34. Bxa7 $6 Qxc4 35. bxc4 Re7 $14) 34... cxb5 {[%mdl 4096] Endgame KRB-KRB} 35. b4 a5 {[#]} 36. a3 $1 ({Don't play} 36. Rxd3 axb4 37. Bd4 Bxd4 $16) 36... a4 $2 (36... axb4 37. axb4 Re8) 37. Rxd3 Bb2 38. Rd2 Bxa3 $2 {[#]} (38... Ba1 39. Rd8+ Kh7) 39. Rd8+ $1 {White is clearly winning.} Kh7 40. Bd4 f6 41. Bxe5 fxe5 42. Rd5 Bxb4 43. Rxb5 Bc3 44. Rb7+ Kg8 45. Ra7 {Accuracy: White = 83%, Black = 59%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.3"]
[White "Disha, Beshim"]
[Black "Nesteretz, Anatoliy"]
[Result "0-1"]
[ECO "A25"]
[WhiteElo "2073"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,52,14,16,-2,-7,0,-4,-12,0,-22,29,-79,-77,-125,-130,-123,-120,-133,-137,-181,-181,-178,-175,-193,-193,-247,-230,-220,-210,-191,-164,-265,-269,-307,-303,-293,-303,-462,-464,-540,-532]} 1. c4 g6 2. Nc3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. e3 Nc6 6. Nge2 d6 7. O-O e5 8. h3 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Be6 9. d3 Qd7 10. Kh2 {The position is equal.} d5 11. d4 {[#]} Rad8 $146 ({And not} 11... dxc4 12. d5 $16) (11... exd4 $142 12. exd4 Ne7) ({Predecessor:} 11... exd4 12. exd4 Na5 13. c5 b6 14. b3 Ne4 15. Nxe4 dxe4 16. Ba3 Rfe8 17. Rc1 Rad8 {0-1 (40) Claesen,P (2380)-Vandenbussche,T (2263) Eupen 2008}) 12. c5 {[#]} (12. e4 $1 $11 {remains equal.}) 12... Ne4 $1 $36 {[%mdl 2560] Black is really pushing.} 13. f3 (13. Nxe4 dxe4) 13... Nxc3 14. bxc3 b6 15. Ba3 Rfe8 16. Qa4 Na5 17. Qxd7 Bxd7 18. cxb6 axb6 {And now ...exd4 would win.} 19. Rfe1 (19. Rf2 {might work better.}) 19... Nc4 $19 20. Bc1 exd4 21. exd4 Re7 22. Kg1 (22. a4 $142) 22... Rde8 23. Kf2 c5 24. Bg5 f6 25. Bf4 (25. Bc1 $142) 25... Nb2 {[#] White must now prevent ...Nd3+.} 26. Bd6 Nd3+ {White got outplayed after the opening. Accuracy: White = 49%, Black = 93%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.4"]
[White "Koutlas, Nikolaos"]
[Black "Georgakopoulos, Nikolaos"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2030"]
[BlackElo "2367"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,64,43,31,32,42,51,29,23,28,32,14,24,13,20,8,18,13,47,39,65,39,69,41,37,19,22,0,27,31,22,0,0,0,60,61,60,60,66,64,69,55,89,0,0,0,0,0,0,-131,343,270,476,458,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 Qa5 {E90: King's Indian: Classical: Early deviations and 6 h3.} 8. Bd3 Nfd7 {Nowadays more popular than 8...cxd4.} 9. O-O Nc6 {[%cal Rc5d4] White has an edge.} 10. Be2 e5 {[%cal Re5d4]} 11. dxc5 dxc5 12. Nd5 Qd8 13. Qd2 {[#]} Nd4 $146 ({Predecessor:} 13... a5 14. Rad1 Nd4 15. Rfe1 b6 16. Bg5 f6 17. Bh4 Bb7 18. Nxd4 cxd4 19. Bg4 Nc5 {0-1 (39) Raghunandan,K (2424)-Damljanovic,B (2466) Djenovici 2019}) 14. b4 b6 15. Nxd4 exd4 16. Bf4 (16. Bg5 $5 {[%cal Rg5d8]} f6 17. Bh4 $11) 16... Ne5 17. Bxe5 Bxe5 18. f4 Bg7 19. e5 f6 20. exf6 Bxf6 21. bxc5 bxc5 22. Rab1 Qd6 (22... Be6 $11) 23. Bf3 $1 $14 Rb8 24. Rxb8 Qxb8 25. Qa5 $1 Qd6 26. Qxa7 d3 27. Rd1 (27. Nxf6+ $16 Rxf6 28. Qa8) 27... Bd4+ $11 28. Kh1 Ba6 29. Nb6 $36 {[%mdl 2048] White has some pressure.} Qxf4 {[#] ( -> ...Be5)} 30. Nd7 (30. Qxa6 Be5 31. Kg1 Qh2+ 32. Kf2 {[#]} Rxf3+ $1 {[%mdl 512]} 33. Ke1 Qg1+ 34. Kd2 Qe3#) (30. Bd5+ $11 Kh8 31. Nd7 {[%mdl 64] Double Attack, Discovered Attack} (31. Qxa6 $2 Be5 32. g3 Qxg3 33. Bg2 Qh2#)) 30... Bc8 $2 {[%mdl 8192]} (30... Bxc4 $17 {stays on course. ...Rf7 is the strong threat.} 31. Qa4 Bb2 32. Nxf8 Be5) 31. Nxf8 Be5 $2 (31... Kxf8 {was necessary.} 32. Bd5 (32. Rxd3 Qh4 $16) 32... d2 33. Qxh7 Be5) 32. Bd5+ $18 Kh8 (32... Kxf8 $18 33. Qxc5+ (33. g3 Qf2 $16) 33... Bd6) 33. Qxh7# {Accuracy: White = 78%, Black = 52%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.5"]
[White "Gouloutis, Nikolaos"]
[Black "Bullen, Alex"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2347"]
[BlackElo "2037"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,45,0,0,-10,-16,-22,-19,-30,-29,-37,-11,-57,-16,-101,0,0,79,85,72,66,113,108,345,329,496,494,469,470,1165,1137,1120,1085,1021,835]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 c5 5. Bb2 Nc6 6. cxd5 exd5 7. Bb5 Bd6 8. Bxc6+ {A13: English Opening: 1...e6.} bxc6 9. d3 O-O 10. O-O {The position is equal.} Re8 11. Qc2 {[#]} Bf5 $146 {And now ...c4! would win.} ({Predecessor:} 11... Rb8 12. Nbd2 Bg4 13. Rfe1 Nd7 {½-½ (13) Lebredo Zaragoitia,G (2204)-Molina,J (2141) Joao Pessoa 2013}) 12. Rd1 Rb8 {White should prevent ...c4!} 13. Qc3 {[#]} (13. Nbd2 $11 {remains equal.}) 13... Qe7 (13... d4 $1 $17 {[%mdl 512]} 14. exd4 Nd5) 14. Nbd2 $11 d4 (14... Qf8 $11 {keeps the balance.}) 15. exd4 $16 Nd5 16. Qc4 Qe2 17. dxc5 Bxh2+ $2 {Loses the game.} (17... Bc7 $16) 18. Kxh2 $18 Re6 (18... Qxf2 $142 19. Qd4 Qxd4 20. Nxd4 Bd7) 19. Re1 {White is clearly winning.} Qxf2 20. Rxe6 Ne3 {[#]} (20... Bxe6 $142 21. Bd4 Ne3 22. Bxe3 Qxe3) 21. Rxe3 $1 Qxe3 22. Re1 Qh6+ 23. Qh4 {Accuracy: White = 71%, Black = 30%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.6"]
[White "Marin, Mihail"]
[Black "Mitsiou, Georgios"]
[Result "1-0"]
[ECO "E63"]
[WhiteElo "2502"]
[BlackElo "1519"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,75,21,32,39,35,39,45,22,30,-17,-10,-10,25,-1,11,20,377,370,370,363,358,108,281,264,278,292,333,337,341,330,363,339,365,361,382,385,440,429,476,474,448,459,563,507,546,537,545,552,853,854,874,865,1043,1049,1047,1033,1654,1485,5698,5683]} 1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. g3 O-O 6. Bg2 Nc6 7. O-O a6 8. b3 Rb8 9. Nd5 e6 10. Nxf6+ {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} Qxf6 {10...Qxf6 is better than 10...Bxf6.} 11. Bb2 Qe7 12. Qd2 {White is slightly better.} e5 {[#]} 13. e3 $146 ({Predecessor:} 13. d5 Nd8 14. Rac1 f5 15. b4 Nf7 16. c5 Bd7 17. Qc2 Rbc8 18. Nd2 h5 19. Nc4 {0-1 (34) Bachmann,A (2636)-Perez Ponsa,F (2533) Montevideo 2015}) 13... e4 14. Ne1 $1 h5 15. Rc1 h4 16. d5 $36 {[%mdl 2048] [#] And now Bxg7 would win. White fights for an advantage.} Nd8 $2 {[%mdl 8192] White stays focused until the end.} (16... Bxb2 $11 {and Black is okay.} 17. Qxb2 h3) 17. Bxg7 $18 Kxg7 18. Qd4+ f6 {[#]} 19. Qxe4 $2 (19. Qa7 $1 $18 {and the rest is easy.}) 19... Qf7 $2 (19... Qxe4 $16 20. Bxe4 Re8) 20. Qxh4 Rh8 21. Qd4 {Black must now prevent Qa7.} c5 22. dxc6 Nxc6 23. Qxd6 Be6 24. Nf3 Rbd8 25. Qc5 Rh5 26. Qb6 Rdh8 27. h4 {White is clearly winning.} g5 28. Rfd1 Bg4 29. Rd5 Ne7 30. Rc5 gxh4 31. Rxh5 Rxh5 32. Nxh4 Rxh4 33. gxh4 Qg6 34. Qxb7 Kh6 35. Qe4 Nf5 36. Kh2 Qh5 37. Bh3 Qxh4 38. Qf4+ {Accuracy: White = 73%, Black = 35%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.6"]
[White "Yugina, Maria"]
[Black "Krysa, Leandro"]
[Result "*"]
[WhiteElo "1975"]
[BlackElo "2523"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,14,23,50]} 1. Nf3 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nf6 5. g3 O-O 6. Bg2 Nc6 7. O-O a6 {[#]} {Predecessor:} 8. b3 $146 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} Rb8 9. d5 Na5 10. Bg5 b5 11. cxb5 axb5 12. b4 c5 13. dxc6 Nxc6 14. a3 h6 15. Bd2 Bd7 16. Rc1 Ng4 17. Nd5 {½-½ (51) Howell,D (2676)-Jones,G (2683) London 2019} *

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.7"]
[White "Marin, Mihail"]
[Black "Mitsiou, Georgios"]
[Result "*"]
[WhiteElo "2502"]
[BlackElo "1519"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,18,28,20,58]} 1. d4 Nf6 2. g3 d5 3. Bg2 c6 4. Nf3 g6 5. O-O Bg7 6. b3 O-O 7. Bb2 Nbd7 8. c4 Ne4 9. e3 Ndf6 {[#] D78: Fianchetto Grünfeld: 6 0-0 c6.} {Predecessor:} 10. Ne5 $146 Be6 11. Qe2 a5 12. Na3 a4 13. f3 Nd6 14. c5 Nf5 15. b4 Bc8 16. Rad1 e6 17. e4 {1-0 (98) Gelfand,B (2695)-Korobov,A (2678) Poikovsky 2018} *

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.7"]
[White "Yugina, Maria"]
[Black "Krysa, Leandro"]
[Result "1-0"]
[ECO "D78"]
[WhiteElo "1975"]
[BlackElo "2523"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,71,47,22,60,56,44,50,56,56,137,139,112,66,72,84,172,173,200,188,193,185,233,243,278,278,282,266,282,287,343,342,333,292,491,417,535,504,481,469,811,806,710,505,610,601,710,692,738,661,2804,2794,2308,2258,2649,2523,3430,3370]} 1. d4 Nf6 2. g3 d5 3. Bg2 c6 4. Nf3 g6 5. O-O Bg7 6. b3 O-O 7. Bb2 Nbd7 8. c4 Ne4 9. e3 Ndf6 {D78: Fianchetto Grünfeld: 6 0-0 c6.} 10. Ne5 Nd7 {[#]} 11. Qe2 $146 ({Predecessor:} 11. Nd3 b6 12. Nd2 Nxd2 13. Qxd2 Bb7 14. Rac1 e6 15. Rc2 Qe7 16. Rfc1 Rac8 17. a4 {1-0 (44) Puranik,A (2520)-Aditya,M (2212) Sharjah 2018}) 11... Nxe5 {White is slightly better.} 12. dxe5 Qc7 (12... Qa5 $14) 13. cxd5 $16 cxd5 14. f3 Nc5 15. Rc1 $36 {[%mdl 2048] Hoping for b4. White is in control. Black is now going downhill.} Bxe5 (15... a5 $16) 16. Bd4 $18 b6 17. b4 Ba6 18. Qd2 Bxd4 19. exd4 {[%mdl 64] Pin} Bc4 20. bxc5 bxc5 21. f4 Rac8 22. Na3 Qd6 23. Nxc4 dxc4 24. Rxc4 Rfd8 $2 (24... cxd4 25. Rxd4 Qb6) 25. Rac1 Qb6 26. Qf2 {White is clearly winning.} Qa5 27. h4 Rc7 (27... Rb8 $142 28. Rxc5 Qa3) 28. Rxc5 Rxc5 29. Rxc5 Qb4 30. d5 Rb8 31. Kh2 Qa3 {[#]} 32. h5 $1 Rb2 {[#]} (32... gxh5 33. d6) 33. h6 $1 {[%cal Rc5c8][%mdl 512]} f6 34. Rc2 Rb8 35. Qe2 Qd6 36. Rc6 {Accuracy: White = 92%, Black = 18%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.8"]
[White "Kaisaris, Dimitrios"]
[Black "Santiago, Yago De Moura"]
[Result "0-1"]
[ECO "D91"]
[WhiteElo "1713"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,54,0,0,-44,-37,-92,-93,-98,-106,-127,-123,-334,-329,-600,-608,-634,-620,-611,-636,-670,-629,-629,-577,-1300,-1275,-2405,-2216,-2286,-2114,-5402,0,-5402,-5314,-5402,-5397,-5397,-5361,-2697,-2329]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. Bh4 Nxc3 7. bxc3 dxc4 8. e3 b5 9. a4 c6 10. Ng5 {Black should prevent axb5. D91: Grünfeld: 4 Nf3 Bg7 5 Bg5.} h6 {[#]} 11. Nxf7 $146 (11. Nf3 $15) ({Predecessor:} 11. Ne4 a6 12. Be2 O-O 13. Bf3 Ra7 14. O-O Nd7 15. axb5 cxb5 16. Nd6 g5 17. Nxc8 Qxc8 {0-1 (30) Xu,J (2498)-Zhou,J (2635) Beijing 2009}) 11... Kxf7 $17 12. axb5 {Black is better.} Qd5 13. b6 Ba6 14. Rxa6 $2 (14. bxa7 $17 Rxa7 15. Qg4) 14... Nxa6 $19 {[%cal Bb8a6,Ba6c5,Bc5d3][%mdl 32]} 15. Qa4 $2 {[#]} (15. b7 Rab8 16. Be2) 15... Nc5 $1 {[%cal Rc5a4]} 16. Qb4 (16. dxc5 Bxc3+) 16... Nd3+ (16... axb6 $2 17. Bxc4 e6 18. O-O $19) 17. Bxd3 cxd3 18. Qxe7+ Kg8 19. b7 Rb8 20. Qc7 Qxg2 ({Worse is} 20... d2+ 21. Kxd2 Kh7 22. Bf6 $11) 21. Qxb8+ {[#]} Kh7 $1 {[%mdl 512]} 22. Qxh8+ Bxh8 23. b8=Q Qxh1+ 24. Kd2 {Threatening mate with Qc7+.} Qf1 {Black is clearly winning.} 25. Qxa7+ Bg7 {( -> ...Qe2+)} 26. c4 Qe2+ 27. Kc3 {[#]} c5 $1 {[%mdl 576] Promotion. White got outplayed after the opening. Accuracy: White = 27%, Black = 91%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.9"]
[White "Kourkoulos-Arditis, Stamatis"]
[Black "Nilsen, Tobias Lang"]
[Result "0-1"]
[ECO "A84"]
[WhiteElo "2470"]
[BlackElo "2019"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,146,-31,-35,-34,-27,-27,-27,-53,-26,-26,-4,-3,13,-29,-24,-14,5,-63,-38,-56,-61,-75,-57,-157,-157,-155,-82,-108,-22,-22,-22,-22,0,0,0,-66,-59,-60,-58,-61,-62,-66,0,0,0,0,0,0,0,0,0,0,-5,0,-10,-32,-33,-84,-73,-120,0,-65,-65,-72,0,0,0,0,0,0,0,0,0,-53,-53,-74,-33,-63,-63,-63,-63,-195,-202,-301,-287,-311,-322,-345,-346,-348,-341,-341,-341,-577,-329,-351,-260,-312,-285,-418,-410,-458,-285,-391,-383,-410,-406,-320,-227,-479,-456,-400,-181,-228,-219,-258,-264,-447,-421,-514,-509,-633,-633,-1120,-1122,-1056,-752,-968,-968,-1479,-1236,-4670,-1512,-29970,-29971,-29973,-29975,-29986,-29987]} 1. d4 e6 2. g3 f5 3. c4 Nf6 4. Nc3 Bb4 5. a3 Bxc3+ $1 6. bxc3 {A84: Dutch Defence: 2 c4 Miscellaneous.} O-O 7. Bg2 d6 8. Rb1 {Black has an edge.} Nc6 {[#]} (8... Qe8 {seems wilder.} 9. Nh3 Nc6 10. O-O b6 11. d5 Na5) 9. Bg5 $146 ({Predecessor:} 9. Nh3 Qe8 10. O-O {½-½ (10) Schubert,W (1969)-Spiesberger,G (2043) Germany 2009}) 9... h6 10. Bxf6 Qxf6 11. e3 e5 12. Ne2 e4 13. Nf4 (13. f3 $1 $11) 13... Qf7 14. Bf1 b6 15. c5 g5 16. Ng2 (16. Nh5 $1 $15) 16... dxc5 $17 17. h4 {intending hxg5.} cxd4 (17... Na5 $142 18. hxg5 hxg5) 18. cxd4 g4 (18... Na5 $17 19. hxg5 hxg5) 19. Qc2 $11 Na5 20. Nf4 Be6 21. Nxe6 Qxe6 22. Rb5 (22. Qxc7 $11 Qa2 23. Rd1) 22... Kh8 23. Be2 c6 24. Rb1 Rac8 25. O-O c5 ({Black should try} 25... Kg7 $15) 26. Ba6 Rc7 27. Rfd1 Rff7 28. dxc5 Rxc5 29. Rd8+ Kg7 30. Qd2 Nc6 31. Rd6 Qe7 32. h5 Ne5 33. Be2 (33. Kg2 $15) 33... Rf6 34. Rxf6 Qxf6 ({Black should play} 34... Kxf6 $17 35. Kg2 Qe8) 35. Rd1 (35. Rc1 $1 $11) 35... Qf7 36. Rc1 {[#]} Qd5 (36... Qd7 $1 $17 {[%cal Rd7d2]} 37. Qb2 Rxc1+ 38. Qxc1 Kf6) 37. Qb2 $1 Rxc1+ 38. Qxc1 Qc5 (38... Qc6 {looks sharper.} 39. Qd2 Nf3+ 40. Bxf3 gxf3 41. Qd8 Qe6) 39. Qb2 Kf6 40. Kg2 Kg5 41. a4 ({Better is} 41. Bb5 $11) 41... Kxh5 $15 42. Qb3 Qe7 43. Qd5 Kg5 44. Bb5 Kf6 45. Be2 {[#] White does not recover from this.} (45. Qa8 $15) 45... h5 $1 $19 46. a5 (46. Bb5 {might work better.}) 46... bxa5 47. Qxa5 Ng6 48. Qc3+ Kg5 49. Qa5 h4 50. gxh4+ Nxh4+ 51. Kg1 $2 (51. Kf1) 51... Ng6 52. Kg2 Ne5 53. Qd5 Kf6 54. Bd1 (54. Qa5 $142) 54... Qd7 55. Qb3 Qc7 56. Qg8 Ng6 57. Qb3 Nh4+ 58. Kf1 g3 59. fxg3 $2 (59. Qb2+ Qe5 60. Qxe5+ Kxe5 61. fxg3) 59... Qxg3 {And now ...Qg2+ would win.} 60. Qc3+ Qe5 (60... Kg6 $142 61. Qb3 Kg5 62. Qg8+ Ng6 63. Qd8+ Kh6) 61. Qc6+ Kg5 62. Qc8 Qd6 63. Qg8+ $2 (63. Be2) 63... Ng6 64. Be2 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 65. Qc4 Qb4 66. Qd5 a4 67. Qd8+ Qe7 68. Qa5 a3 69. Kf2 Qd6 70. Qa8 Kh4 (70... Qb4 $142 71. Qd8+ Kh6) 71. Qa5 Qg3+ {Black mates.} 72. Kf1 Qxe3 73. Qd8+ Kg3 {Accuracy: White = 44%, Black = 71%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.10"]
[White "Vestby-Ellingsen, Mads"]
[Black "Tsironis, Alexandros"]
[Result "*"]
[ECO "B44"]
[WhiteElo "2357"]
[BlackElo "1962"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,39,19,10,42,27,57,56,60,54,46,51,77,39,87,43,75,51,54,28]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6 11. Be3 Bb7 12. Rc1 Rc8 {B44: Sicilian: Taimanov: 5 Nb5.} 13. f3 Nd7 14. Qd2 Nc5 {was the old line (14...Nce5).} 15. Rfd1 Rc7 16. Nc2 {[#]} Qb8 $146 ({Predecessor:} 16... a5 17. Nd4 Rd7 18. Nxc6 Bxc6 19. Qc2 Qa8 20. Rd2 Rfd8 21. Rcd1 Bf6 22. Bd4 Bg5 23. Bxc5 Bxd2 24. Bxb6 {0-1 (36) Fronczak,S (1859)-Kuciel,W (1978) Koszalin 2013}) 17. Bf1 Ba8 18. Qf2 Rfc8 19. Kh1 (19. b4 $5 {[%cal Rb4c5]}) 19... Ne5 20. Nb4 {Accuracy: White = 63%, Black = 41%.} *

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.10"]
[White "Vestby-Ellingsen, Mads"]
[Black "Tsironis, Alexandros"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2357"]
[BlackElo "1962"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,4,4,4,4,-4,0,-1,0,-53,-52,-65,-48,-58,-18,-25,-22,-59,-60,-55,-29,-36,-34,-60,0,-7,-10,-15,-8,-13,-22,-30,-25,-193,-173,-186,-191,-162,-174,-359,-348,-355,-86,-102,140,137,139,113,176,173,158,159,152,160,269,253,327,333,329,333,306,311,297,256,258,254,256,253,246,124,320,312,418,416,503,508,498,481,508,530,565,558,575,539,564,569,560,541,525,502,739,722,727,721,29980,29982,29982,29983,29983,29984,29984,29985,29985,29986,29986,29985,29985,29986]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 e4 5. d5 Bb4+ 6. Bd2 {A20: English Opening: 1...e5.} Qe7 7. Nc3 cxd5 8. cxd5 {The position is equal.} O-O {[#]} 9. Qa4 $146 ({Better is} 9. Nh3 $11) ({Predecessor:} 9. e3 Na6 10. Nge2 d6 11. O-O Bg4 12. h3 Bxe2 13. Qxe2 Bxc3 14. Bxc3 Nxd5 15. Bd4 {½-½ (63) Badelka,O (2388)-Vokhidov,S (2412) Ahmedabad 2017}) 9... Na6 $15 {[%cal Bb8a6,Ba6c5,Bc5d7,Bd7e5][%mdl 32]} 10. a3 Bxc3 11. Bxc3 Nc5 12. Qd1 d6 13. b4 Ncd7 14. Nh3 Ne5 15. O-O Bf5 16. Qd2 Qd7 (16... Rac8 $15) 17. Nf4 $11 h6 18. h4 Rfe8 19. f3 Rac8 20. g4 e3 $36 {[%mdl 2048] Black is pushing.} 21. Qe1 $2 (21. Qxe3 Ng6 $17) (21. Qb2 $1 $11) 21... Rc4 $19 22. Nh3 Nfxg4 23. fxg4 Rxg4 {White must now prevent ...Be4!} 24. Nf4 $2 (24. Rf4 {is the only way for White.} Rxg2+ {[%mdl 64] Remove Defender} 25. Kxg2 Bxh3+ 26. Kg1) 24... Be4 {Threatens to win with ...Rxg2+!} 25. Kh2 {[#]} Bxg2 $2 (25... Rxg2+ $1 $19 {[%mdl 512] is more deadly.} 26. Nxg2 Ng4+ 27. Kg1 Bxg2) 26. Nxg2 $17 {[#]} Rg6 $2 (26... Ng6 $1 $17 {keeps the pressure on. ...Ree4 is the strong threat.} 27. h5 Ne5) 27. Bxe5 $1 $16 {White stays focused until the end.} Rxe5 28. Rf4 Qe7 (28... Rxd5 $16 29. Qc3 (29. Nxe3 Re5 $11) 29... Qe6) 29. Qf1 $18 Rxd5 30. Qf3 Qe5 {[#]} 31. Rf1 $1 ({Stronger than} 31. Nxe3 Rd4 $17) 31... Re6 (31... Rd4 $16) 32. Kh1 f6 {[#]} 33. Nxe3 $1 {[%mdl 512]} Rd4 (33... Qxe3 34. Qxd5) 34. Rxd4 {[%mdl 64] Overworked Piece} Qxd4 35. Nf5 Qe4 36. Rg1 g5 37. Nxh6+ Kh7 38. Qxe4+ Rxe4 39. hxg5 (39. Nf5 $18) 39... fxg5 $2 {[%mdl 4096] Endgame KRN-KR} (39... Kg6 $16) 40. Nf7 Rh4+ 41. Kg2 Rg4+ 42. Kh2 Rh4+ 43. Kg3 Kg6 44. Nxd6 b6 45. Rc1 Kf6 46. Nc8 Rh7 47. b5 Ke5 48. Rc6 Kd4 49. Kg4 Ke3 50. Re6+ Kd4 {[#]} 51. Re7 $1 Rxe7 52. Nxe7 {KN-K3P. White mates.} Ke3 53. Nc6 Kxe2 54. Nxa7 Kd3 55. a4 Kc4 56. Nc8 Kc5 {[#]} 57. Nxb6 $1 Kxb6 58. Kxg5 {Accuracy: White = 74%, Black = 53%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.11"]
[White "Krallis, Christos"]
[Black "Stefanou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2276"]
[BlackElo "1996"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,121,18,18,33,15,50,45,54,50,55,43,77,43,81,48,71,47,52,35,36,39,44,31,63,53,63,50,56,53,60,64,56,65,244,31,28,0,0,0,4,4,4,0,126,0,-16,-35,0,-58,-65,-69,-39,-61,-61,-53,-60,-48,-54,-103,-101,-113,-12,-113,-103,-122,-120,-129,-114,-114,-107,-112,-108,-113,-102,-143,-133,-121,0,-106,0,-135,0,-98,-101,-216,-69,-66,-66,-64,-59,-146,-127,-233,-220,-229,-210,-200,-8,0,-12,-31]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 d6 6. c4 Nf6 7. N1c3 a6 8. Na3 Be7 9. Be2 O-O 10. O-O b6 11. Be3 Bb7 12. Rc1 Rc8 {B44: Sicilian: Taimanov: 5 Nb5.} 13. f3 Nd7 14. Qd2 Nc5 {White is slightly better. was the old line (14...Nce5).} 15. Rfd1 Rc7 16. Nc2 {[#]} Qb8 $146 ({Predecessor:} 16... a5 17. Nd4 Rd7 18. Nxc6 Bxc6 19. Qc2 Qa8 20. Rd2 Rfd8 21. Rcd1 Bf6 22. Bd4 Bg5 23. Bxc5 Bxd2 24. Bxb6 {0-1 (36) Fronczak,S (1859)-Kuciel,W (1978) Koszalin 2013}) 17. Bf1 Ba8 18. Qf2 Rfc8 19. Kh1 Ne5 20. Nb4 {Black must now prevent Bxc5.} Bb7 21. b3 Bf8 22. Be2 Nc6 23. Nxc6 Bxc6 24. Bf4 Rd8 25. Qg3 Rcd7 26. Rd2 Qa8 27. Rcd1 d5 $2 ({Black should try} 27... Qb8 $14) 28. Bg5 $2 (28. cxd5 $18 exd5 29. exd5 (29. Nxd5 Bxd5 30. exd5 Rxd5 $11)) 28... d4 $14 29. Bxd8 Qxd8 30. Nd5 exd5 31. cxd5 Bb7 32. Rxd4 f5 (32... Ne6 $11 {remains equal.} 33. R4d3 (33. dxe6 Rxd4 34. Rxd4 Qxd4 $17) 33... Nc5) 33. exf5 (33. b4 $16) 33... Bd6 $11 34. f4 Qf6 35. Bf3 (35. Qg5 $11) 35... Re7 $15 36. h3 Qxf5 37. b4 Ne4 $36 {[%mdl 2048] Black is more active.} 38. Rxe4 Rxe4 39. Bxe4 Qxe4 40. Qg5 Qe2 {[%mdl 1024] Black has strong compensation.} ({Much weaker is} 40... Qxb4 $6 41. Qd8+ Bf8 42. Qd7 $11) ({Much worse is} 40... Bxb4 $6 41. d6 $11) (40... Qxf4 $2 41. Qxf4 Bxf4 42. d6 $18) 41. Rd4 Qe1+ ({Of course not} 41... Qxa2 $6 42. Kh2 $11) 42. Kh2 {Threatening Qd8+.} Qe8 43. Qg4 {[#]} Bc8 $1 {[%cal Rc8g4]} 44. Qf3 Qf8 45. Kh1 Bd7 46. a3 Qf6 47. Qe3 h6 48. Re4 Qa1+ 49. Kh2 Qf6 50. Kh1 Qa1+ 51. Kh2 Qf6 (51... Qf1 $17 52. Qf3 Qxf3 53. gxf3 g5) 52. Kg1 (52. Kh1 $11) 52... Qd8 $17 53. f5 (53. Qd4 $17 {was called for.}) 53... Qc7 (53... Qf6 $19 54. Qf2 Qa1+ 55. Re1 Qxa3) 54. f6 $1 $15 gxf6 55. Qxh6 {Threatens to win with Qg6+.} Be5 56. Rh4 ({White should play} 56. Qd2 $15) 56... Bf5 $17 {Hoping for ...Qc3.} 57. Qh8+ (57. Qd2 $17 {was the only defense.}) 57... Kf7 $19 {( -> ...Qc1+)} 58. Qh5+ Bg6 59. Qd1 {[#]} Qc2 $2 (59... Bh2+ $1 $19 60. Kh1 Bd6) 60. Qxc2 $11 Bxc2 61. Kh1 {Accuracy: White = 66%, Black = 67%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.11"]
[White "Krallis, Christos"]
[Black "Stefanou, Dimitrios"]
[Result "*"]
[ECO "A20"]
[WhiteElo "2276"]
[BlackElo "1996"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,23,-3,0,0,0,-7,8,0,0,-41,-43,-75,-50,-74,-24,-16]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 e4 5. d5 Bb4+ 6. Bd2 {A20: English Opening: 1...e5.} Qe7 7. Nc3 cxd5 8. cxd5 {The position is equal.} O-O {[#]} 9. Qa4 $146 ({Predecessor:} 9. e3 Na6 10. Nge2 d6 11. O-O Bg4 12. h3 Bxe2 13. Qxe2 Bxc3 14. Bxc3 Nxd5 15. Bd4 {½-½ (63) Badelka,O (2388)-Vokhidov,S (2412) Ahmedabad 2017}) 9... Na6 10. a3 Bxc3 $1 11. Bxc3 Nc5 12. Qd1 *

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.12"]
[White "Christodoulou, Panormitis"]
[Black "Gu, Tianlu"]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "1670"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,154,20,20,94,81,133,80,77,70,78,75,81,68,69,52,55,15,17,21,23,21,58,4,8,0,-1,0,0,-6,9,7,17,5,22,10,25,0,0,0,43,33,36,31,23,10,50,12,47,8,7,-30,-17,-9,0,0,0,0,0,-35,-37,-33,-15,-16,-20,-16,0,0,0,0,33,-89,-18,-73,-16,-20,-4,-66,-64,-72,-74,-124,-107,-489,-482,-458,-439,-1217,-1217,-668,-668,-668,0,-36,0,-668,-381,-381,-375,-372,-175,-167,-167,-167,-167,-366,-247,-457,-442,-624,-306,-6765,-4718,-29966,-11217,-5202,-1117,-29943,-12844,-29952,-29956,-29978,-29979,-29979,-5600,-29979,-1850,-1835,-1777,-29988,-12800,-29989,-29990,-29990,-29991,-29995,-29990,-29992,-29993,-29996,-29997,-29997,-29994,-29998,-29994]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. c3 Nge7 5. O-O a6 6. Ba4 b5 7. Bc2 e5 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} (7... d5 $11) 8. d4 $16 d6 ({Black should play} 8... cxd4 9. cxd4 exd4) 9. dxe5 (9. a4 $142 b4 10. dxc5) 9... dxe5 {White is better.} 10. Qxd8+ Kxd8 11. a4 Rb8 12. axb5 axb5 {[#]} 13. Ng5 $146 ({Predecessor:} 13. Be3 Ng6 14. Nbd2 Bd6 15. Rfd1 Ke7 16. h3 Nf8 17. Nb3 Ne6 18. Rd5 c4 19. Nc5 {½-½ (60) Posch,R (2126)-Gelbenegger,P (2237) Kirchberg 2019}) 13... Ke8 14. Be3 f6 15. Nf3 Ng6 16. Nbd2 Nf4 17. Nb3 (17. Bxf4 $14 exf4 18. e5) 17... Ne6 $11 18. Ra2 Be7 19. Rfa1 Kf7 20. Na5 Ned8 21. Nd2 Be6 22. Bb3 c4 23. Bc2 b4 24. Bd1 ({Much weaker is} 24. Naxc4 b3 $15) 24... Nxa5 25. Rxa5 Nc6 26. Ra6 Rhc8 27. Be2 Nd8 28. Kf1 g6 29. g3 Nb7 30. cxb4 Bxb4 31. Rb6 Nd6 {Threatens to win with ...Rxb6.} 32. Ra7+ Kg8 33. Raa6 Bxd2 34. Bxd2 Nxe4 35. Bc3 (35. Be3 {is interesting.} c3 36. bxc3 Rxb6 37. Rxb6 Bd5 38. f3) 35... Rxb6 36. Rxb6 Nc5 37. Bb4 Bh3+ 38. Ke1 Na4 39. Rxf6 Nxb2 40. Bc3 Na4 41. Rf3 (41. Bxe5 $14 {keeps the upper hand.} c3 42. Rf4) 41... Be6 (41... Bg4 $1 $17 {[%cal Rg4f3]} 42. Re3 Bxe2 43. Kxe2 Nxc3+ 44. Rxc3 Kf7) 42. Bd1 (42. Bxe5 $11 c3 43. Kd1) 42... Nc5 (42... Bd5 $17 43. Re3 Nxc3 44. Rxc3 Kf7) 43. Bc2 e4 44. Re3 (44. Rf6 $11) 44... Bd5 $15 45. Bd4 Nd3+ 46. Ke2 Ra8 47. Bxd3 $4 {[%mdl 8192]} (47. Kd2 $17 {is tougher.}) 47... cxd3+ $17 {[%mdl 4096] Endgame KRB-KRB} (47... exd3+ $2 48. Ke1 $19) 48. Ke1 Rc8 {White must now prevent ...Rc1+.} 49. f3 (49. Bb2 $142) 49... Rc1+ $19 50. Kd2 Rc2+ 51. Ke1 Rc1+ $2 ({Better is} 51... Rxh2 $19 52. Bb6 Bc6 53. Rxe4 Bxe4 54. fxe4 Kf7) 52. Kd2 $15 Rc2+ $2 {[%mdl 8192]} (52... Rh1 $15 53. fxe4 Bc4) 53. Ke1 $19 {Black keeps a firm grip on the game.} Bb3 {aiming for ...Ba4.} 54. fxe4 d2+ 55. Kd1 Rb2+ (55... Ba4 $142 56. Ra3 Ra2+ 57. Rxa4 Rxa4) 56. Rxb3 Rxb3 57. Kxd2 {KR-KB} Ra3 58. Bf2 $2 (58. Bb2 Rf3 59. Ke2) 58... Kf7 59. g4 $2 {[#]} (59. Bd4) 59... Kf6 $1 60. Bg3 (60. Bd4+ $142 Kg5 61. e5) 60... Kg5 61. e5 $2 (61. Bd6 Ra6 62. Bg3) 61... Kxg4 62. Ke2 Kf5 (62... Rxg3 $142 63. hxg3 Kf5 64. Kf3 Kxe5 65. Ke3 Kf5 66. Kf2 Kg4 67. Kg2 g5 68. Kh2 Kf3 69. Kg1 Kxg3 70. Kf1 Kf3 71. Ke1 g4 72. Kd1 g3 73. Kd2 h5 74. Kd3 h4 75. Kd4 g2 76. Ke5 h3 77. Kd6 h2 78. Ke6 h1=Q 79. Kd5 g1=Q 80. Ke5 Qb6 81. Kd5 Ke3+ 82. Ke5 Qh5#) 63. Kf2 g5 (63... h5 $142 64. e6 Kxe6) 64. h3 h5 65. Kg2 h4 66. Bh2 Ra2+ 67. Kg1 {[#]} Re2 (67... Rxh2 $142 $1 {[%mdl 512]} 68. Kxh2 Kxe5 69. Kg1 Ke4 70. Kf2 Kf4 71. Kg2 Ke3 72. Kh1 Kf3 73. Kh2 Kf2 74. Kh1 Kg3 75. Kg1 Kxh3 76. Kf1 g4 77. Kf2 g3+ 78. Kg1 g2 79. Kf2 Kh2 80. Ke3 g1=Q+ 81. Ke4 Qc5 82. Kf4 h3 83. Ke4 Kg2 84. Kf4 h2 85. Ke4 h1=Q 86. Kd3 Qf1+ 87. Ke4 Qff5#) 68. Kh1 Ke4 (68... Rxh2+ $142 69. Kxh2 Kg6 70. Kg2 Kf5 71. Kh2 Kxe5 72. Kg2 Kf6 73. Kf3 Kg6 74. Kg4 Kh6 75. Kf3 Kh5 76. Ke3 Kg6 77. Ke4 Kh7 78. Kf5 Kh6 79. Kf6 Kh5 80. Kf5 Kh6 81. Kf6 Kh7 82. Kxg5 Kh8 83. Kxh4 Kh7 84. Kh5 Kh8 85. Kh6 Kg8 86. Kh5 Kh8 87. Kh6 Kg8 88. Kh5 Kh8) 69. e6 Kf3 {( -> ...Re1+)} 70. e7 Re1+ 71. Bg1 Kg3 {Black mates.} 72. e8=Q Rxe8 73. Bb6 Kxh3 74. Ba7 g4 75. Bg1 g3 {[%csl Gh3][%cal Rg3g2]} 76. Bf2 g2+ 77. Kg1 Rd8 {Accuracy: White = 47%, Black = 69%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.13"]
[White "Ladopoulos, Dimitrios"]
[Black "Koudounis, Vasileios"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2253"]
[BlackElo "1896"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,67,0,0,0,5,0,31,-9,9,9,23,-28,0,-18,-6,-11,0,-10,10,-18,-15,-14,-6,-14,-12,0,-7,0,0,0,0,0,0,0,12,0,0,0,0,0,19,12,69,74,156,156,167,166,158,158,170,137,433,433,437,420,418,417,29986,29987]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 e5 6. O-O {B40: Sicilian: 2...e6, Unusual lines.} Be7 7. c3 d6 8. h3 {White is slightly better.} O-O 9. Rd1 Re8 10. d3 ({White should play} 10. d4 exd4 11. cxd4) 10... Bf8 11. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e3,Be3f1][%mdl 32] [#]} Rb8 $146 ({Predecessor:} 11... b6 12. Nf1 h6 13. b3 Bb7 14. Bb2 g6 15. g4 Bg7 16. Ng3 d5 17. Nh2 d4 {0-1 (59) Peiris,T (2134)-Istratescu,A (2596) London 2016}) 12. Nc4 b5 13. Ne3 b4 14. c4 Nd4 15. Nxd4 exd4 16. Nf1 d5 17. cxd5 Nxd5 {[%mdl 64] Pin} 18. Qc2 {[#]} b3 $1 {[%mdl 512]} 19. axb3 Nb4 20. Qe2 Ba6 21. f4 Qb6 22. e5 f6 23. Be4 fxe5 24. fxe5 Qe6 25. Qf3 Rb6 (25... Bb5 $11) 26. Bd2 {Strongly threatening Bxb4.} Rd8 (26... Bxd3 $142 27. Bxd3 Nxd3 28. Qxd3 Rxb3) 27. Bxb4 $1 $16 cxb4 {[#]} 28. Ra5 $1 ({Inferior is} 28. Qh5 g6 $11) 28... Kh8 29. Rda1 Be7 30. Bd5 $40 {[%mdl 128] Black is in trouble.} Qh6 $2 {[%mdl 8192] This move loses the game for Black.} (30... Qxe5 $16 31. Rxa6 Qxd5 32. Qxd5 Rxd5) 31. Qf7 $18 Bg5 32. e6 Bxd3 33. e7 Be3+ {[#]} (33... Bxe7 $18 34. Qxe7 Qf6 35. Rxa7 h5) 34. Kh2 $1 {[%mdl 512] Accuracy: White = 84%, Black = 65%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.14"]
[White "Stoinev, Metodi"]
[Black "Theoharidis, Georgios"]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "2206"]
[BlackElo "1813"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,107,26,37,89,88,86,81,101,79,111,23,27,13,18,17,22,17,19,0,-12,-10,0,-6,0,0,0,0,0,0,0,-32,0,0,0,6,9,16,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,44,44,143,142,134,124,170,162,233,233,233,233,233,234,234,193,758,656,622,622,617,440,862,0,729,668,1299,819,2128,1994,1870,1831,4290,4134,29984,29985,29985,29985]} 1. e4 e6 2. d4 d5 3. Nd2 {[%cal Bb1d2,Bd2f1,Bf1e3,Be3g4][%mdl 32]} Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Be2 f6 7. exf6 Qxf6 8. Nf1 Bd6 9. Ne3 O-O 10. O-O Nb6 {C04: French Tarrasch: 3...Nc6.} ({Black should try} 10... Qg6 $14) 11. Ng4 Qf5 12. h3 $1 {[#]} Kh8 $146 {White is better.} ({Predecessor:} 12... e5 13. dxe5 Nxe5 14. Nfxe5 Bxe5 15. Bd3 Qe6 16. Re1 Nd7 {1-0 (45) Jimenez Fraga,P (2432)-Medina Diaz,R (2317) Santa Clara 2017}) 13. Bb5 Bd7 14. Be3 (14. c3 $16) 14... Nb4 $11 15. Bxd7 Nxd7 16. c3 Nc2 17. Rc1 Nxe3 18. fxe3 Qh5 19. Qd3 Nf6 20. Nfe5 Ne4 21. Rxf8+ Rxf8 22. Rf1 Rf5 23. c4 c6 24. c5 Bxe5 (24... Bb8 {is more complex.} 25. Nf3 Bg3 26. b4 Qe8 27. Nge5 a6) 25. Nxe5 Rxf1+ 26. Qxf1 {[%cal Rf1f8]} Kg8 27. g4 Qe8 28. b4 h6 29. a4 a6 30. Kg2 Nd2 31. Qe2 (31. Qf4 {keeps more tension.} Qe7 32. Nf3 Nxf3 33. Qb8+ Kh7 34. Kxf3 Qf6+ 35. Kg3) 31... Ne4 32. h4 Nc3 33. Qe1 Ne4 34. h5 Qe7 35. Qf1 Nd2 36. Qf4 Ne4 {[#] White now steadily converts the win.} (36... Qf6 $14) 37. Ng6 $1 $16 {Intending Qb8+ and mate.} Qd8 38. Qe5 $40 {[%mdl 128] White attacks with force.} Ng5 {[#]} 39. Qd6 $1 {[%cal Rd6d8]} Qxd6 (39... Qa8 $142 40. Qe7 Qb8) 40. cxd6 $18 {[%mdl 4096] Endgame Threatens to win with d7. KN-KN} Nf7 41. d7 Nd8 42. Kf3 {aiming for Kf4.} Kf7 43. e4 dxe4+ $2 (43... b6 44. Kf4 Kf6) 44. Kxe4 Kf6 45. a5 Nf7 46. Kf4 Nd8 47. Ke4 Nf7 48. Kd3 Nd8 49. Kc4 Kg5 50. Kc5 Kxg4 51. Kd6 c5 52. Ne5+ Kxh5 53. bxc5 g5 54. Ke7 {Accuracy: White = 81%, Black = 58%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.15"]
[White "Samaridis, Konstantinos"]
[Black "Mitsiou, Konstantinos"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2104"]
[BlackElo "1703"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,87,58,39,56,48,56,47,76,73,78,71,124,120,118,118,127,118,135,128,158,161,176,174,168,161,172,150,154,145,163,177,175,173,191,176,216,214,221,215,219,208,189,166,165,180,170,167,235,185,542,282,564,558,1037,205,199,176,266,275,276,256,414,280,281,274,277,240,308,318,304,297,368,224,29995,29996,29996,29997,29997,789]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 d6 6. c3 a6 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} 7. Bxc6+ bxc6 8. h3 {[#]} e6 $146 {White is slightly better.} ({Predecessor:} 8... e5 9. d4 cxd4 10. cxd4 exd4 11. Nxd4 Ne7 12. Nc3 O-O 13. Bg5 Bb7 14. Qd2 Re8 {1-0 (46) Wensing,M (1943)-Kaesemann,H (1776) Neustadt an der Weinstrasse 2017}) 9. d4 cxd4 10. cxd4 (10. Nxd4 $6 Ne7 $11) 10... d5 (10... Nf6 $142) 11. e5 $16 Ne7 12. Nc3 {[%cal Bb1c3,Bc3a4,Ba4c5][%mdl 32]} O-O 13. Bf4 Rb8 14. Na4 a5 15. Qd2 Ba6 16. Nc5 Ra8 17. Rac1 Qc7 18. Rc2 a4 19. Nxa4 Bb5 20. Nc3 Rfb8 21. b3 Rb6 22. Rec1 Rc8 23. g4 Qd7 24. Kg2 Bf8 25. Nxb5 cxb5 26. Bh6 Rxc2 27. Rxc2 {Strongly threatening Bxf8.} Bg7 28. Rc5 Nc6 (28... Rb7 $142 29. Qc1 (29. Bxg7 Kxg7 30. h4 h6 $16) 29... Ra7) 29. Qg5 Nb4 $2 (29... Bh8 {is more resistant.} 30. a3 Na7) 30. Qh4 {Threatens to win with Ng5.} Nxa2 $2 (30... Na6 31. Rc1 Rb8) 31. Ng5 $18 {Threatening mate with Bxg7.} f6 {[#]} 32. Bxg7 $2 (32. Nxh7 $1 {[%mdl 512] Intending Bxg7 and mate.} g5 (32... Kxh7 33. exf6) 33. Qh5 Kxh7 34. Bxg5+ {[%mdl 64] Discovered Attack} Kg8 35. exf6) 32... fxg5 33. Qh6 {Hoping for Bf8.} Rb8 (33... Rb7 {was necessary.} 34. Bf8 (34. Bf6 Rc7 $16) 34... b4) 34. Bf6 Nb4 35. Qxg5 Nc6 $2 (35... Rc8 {keeps fighting.} 36. Qc1 Nc6) 36. Qd2 Rc8 37. Qc1 Na7 38. h4 Rxc5 39. Qxc5 Kf7 40. Bg5 Nc8 41. Kf3 Kg7 $2 {[#]} (41... Ne7 $18 42. Kg3 Ng8) 42. Bh6+ $1 {[%mdl 576] Deflection, Decoy. White mates.} Kxh6 43. Qf8+ Qg7 44. g5+ {White took control after the opening. Accuracy: White = 73%, Black = 48%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.16"]
[White "Deligiannis, Paraskevas"]
[Black "Dritsas, Stavros Nikolaos"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2038"]
[BlackElo "1754"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,91,5,13,22,28,12,90,54,54,50,50,47,40,38,54,32,85,73,137,89,87,70,173,185,261,283,348,347,358,313,312,300,300,290,368,369,389,397,416,416,469,460,501,506,534,574,571,573,563,554,703,625,665,655,659,422,690,649,1307,1262,1592,1542,1499,1027,2156,1432,1272,1087,6913,6753,5808,3882,29973,29975,29974,29974,29975,29977,29974,29977,29985,29986,29988,29987]} 1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 d4 5. O-O Be7 6. b4 {[%cal Bb2b4,Bb4b5][%mdl 32] A13: English Opening: 1...e6.} O-O 7. Bb2 {[#]} d3 $146 (7... c5 $11) ({Predecessor:} 7... c5 8. d3 a5 9. bxc5 Bxc5 10. Ba3 Na6 11. Bxc5 Nxc5 12. Nbd2 a4 13. Qb1 Qd6 {½-½ (65) Fressinet,L (2687)-Hou,Y (2663) Almaty 2016}) 8. Qb3 {White is better.} dxe2 9. Re1 Nc6 10. b5 Na5 11. Qc3 c6 12. a4 {[%cal Ba2a4,Ba4b5][%mdl 32]} Ne8 ({Black should play} 12... Qc7 $14) 13. Rxe2 $16 Bf6 (13... a6 $142) 14. Ne5 Nd6 15. Na3 ({But not} 15. bxc6 $6 Ndxc4 16. d4 (16. cxb7 Bxb7 17. Bxb7 Rb8 $15) 16... Bxe5 $11) 15... cxb5 (15... c5 $14) 16. axb5 $18 {[#] aiming for c5.} Bd7 (16... a6 $142 17. b6 Nc6) 17. Qb4 Qc7 18. c5 Nf5 19. Bc3 b6 20. Bxa8 Rxa8 21. c6 Be8 22. Nac4 Nxc4 23. Nxc4 ({Much less strong is} 23. Qxc4 a5 $18) 23... Bd4 24. Ne3 Bc5 25. Qg4 h5 26. Qxh5 Nd4 27. Bxd4 $1 Bxd4 28. Ra4 Rd8 29. Qh4 Bxe3 30. Rxe3 Rd5 31. Qc4 Rxd2 32. Rea3 Qe5 (32... Rd1+ $142 33. Kg2 a5) 33. Ra1 g5 34. Rxa7 Qf5 35. Qf1 Kf8 36. Rc1 Rc2 37. Raa1 Rc5 38. Rxc5 bxc5 {[%mdl 4096] Endgame KQR-KQB} 39. c7 Bd7 40. Ra8+ Ke7 41. c8=Q {White mates.} Bxc8 42. Rxc8 Kd7 43. Rc6 Qd5 44. Qc1 c4 45. Qxc4 Qf3 46. Qd4+ {Accuracy: White = 78%, Black = 37%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.17"]
[White "Poupalos, Nikolaos"]
[Black "Trimitzios, Petros"]
[Result "0-1"]
[ECO "C54"]
[WhiteElo "1563"]
[BlackElo "2353"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,44,11,11,34,4,10,10,10,3,7,13,6,0,3,-18,0,-28,-18,-38,-20,-10,-18,-53,-33,-61,-14,-112,-35,-36,-42,-609,-631]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. c3 h6 8. Re1 Be6 {8...a5 gains popularity. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 9. Bb5 Bb6 10. Nbd2 a6 {The position is equal.} 11. Ba4 Ne7 12. Nf1 Ng6 {[#]} 13. Ng3 $146 ({Predecessor:} 13. Bc2 Re8 14. d4 c6 15. b3 Bc7 16. Ne3 Nf4 17. Nc4 Ng6 18. Ba3 b5 19. dxe5 dxe5 {1-0 (35) Zhang,L (2183)-Kadeliding,A (1583) Sanya 2017}) 13... d5 14. Bc2 Re8 15. a4 c6 16. b4 dxe4 17. dxe4 Qc7 $36 {[%mdl 2048] Black is more active.} 18. Qe2 Nf4 19. Qf1 Rad8 20. Bb2 (20. a5 $11 {remains equal.} Ba7 21. Rb1) 20... N6h5 (20... Qc8 $17 {[%cal Rf4h3] And now ...Nxh3+! would win.} 21. Bc1 a5) 21. Nxh5 $15 Nxh5 22. Rad1 $2 {[%mdl 8192] [#]} (22. Red1 $15) 22... Ng3 $1 {Accuracy: White = 45%, Black = 84%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.18"]
[White "Tenold, Andreas"]
[Black "Stanojoski, Zvonko"]
[Result "0-1"]
[ECO "B28"]
[WhiteElo "1952"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,80,44,38,33,27,48,29,20,18,46,41,77,68,79,6,18,11,65,24,57,14,20,15,22,0,41,42,45,43,48,23,27,-14,0,-50,-77,-256,-260,-268,-254,-260,-259,-258,-255,-265,-266,-337,-319,-456,-429,-431,-422,-437,-447,-427,-404,-360,-389,-478,-457,-457,-440,-577,-460,-450,-440,-433,-432,-417,-410]} 1. e4 c5 2. Nf3 a6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 e6 7. Nc3 Nxc3 {B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation).} 8. bxc3 d6 9. exd6 Bxd6 {White has an edge.} 10. Bd3 {[#]} h6 $146 ({Predecessor:} 10... Nd7 11. O-O Nf6 12. Bd2 O-O 13. Re1 Bd7 14. Qe2 Qc7 15. Rab1 Rac8 16. Ne5 h6 {0-1 (55) Raccanello,M (1906)-Czarnecka,L (1792) Mamaia 2017}) 11. O-O O-O 12. a4 (12. Bc2 {is more complex.} Qc7 13. Qd3 f5 14. Re1 Nc6 15. Bb3) 12... Nc6 13. Ba3 (13. Re1 $16) 13... Bxa3 $11 14. Rxa3 Qd6 (14... e5 $11) 15. Ra2 Bd7 16. Qe2 Rac8 17. Qe4 {[%csl Gd3][%cal Re4h7] [#]} f5 18. Qe2 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 19. c4 {[%cal Bc3c4,Bc4c5][%mdl 32]} Ng6 20. c5 Qc7 21. g3 Rf6 22. h4 Bc6 23. h5 Nf4 $1 {[%cal Rf4e2]} 24. gxf4 $2 {This costs White the game.} (24. Qe3 $17 Nh3+ 25. Kh2) 24... Qxf4 $19 {( -> ...Qg4+)} 25. Ne5 Qg5+ 26. Ng4 fxg4 27. Be4 Bd5 $40 {[%mdl 128] Black goes for the king.} ({Much less strong is} 27... Qxh5 28. Bxc6 Rxc6 29. Rb2 $17) 28. Bxd5 Qxd5 29. Rb2 g3 ({Less strong is} 29... Qxh5 30. Rxb7 Qd5 31. Re7 $17) 30. fxg3 (30. Qg4 {might work better.}) 30... Qxd4+ {[%mdl 64] [#] Double Attack} 31. Kg2 {Rd2 is the strong threat.} Qd5+ 32. Kh2 Rxf1 33. Qxf1 Qxh5+ {[%mdl 4096] Endgame KQR-KQR} 34. Kg2 Rxc5 35. Rf2 Qd5+ 36. Kh2 {If White can now play Rf8+ this consolidates a bit.} Qe4 {White must now prevent ...Rh5+.} 37. Qg2 Qxg2+ 38. Kxg2 Ra5 39. Rf4 e5 40. Re4 Kf7 {Accuracy: White = 44%, Black = 83%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.19"]
[White "Sebastian, Andreas"]
[Black "Kesidis, Odyseas"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "1940"]
[BlackElo "2282"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,88,45,22,27,18,24,9,27,27,23,29,23,16,37,0,0,0,0,-10,0,0,36,-11,-11,-34,0,-60,-5,-99,-95,-112,-19,-52,0,0,0,0,0,-83,-78,-79,-82,-75,-82,-121,-124,-118,-106,-191,-186,-639,-631,-624,-608,-583,-510,-838,-828,-865,-983,-779,-968,-961,-965,-964,-958,-916,-906,-1144,-1079,-1237,-1174]} 1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Be7 5. Nf3 b6 6. h3 Bb7 7. Bd3 d6 8. O-O O-O 9. Nbd2 cxd4 10. exd4 Nbd7 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} 11. Nc4 Qc7 12. Qe2 Rfe8 {The position is equal.} 13. Rfe1 Bf8 14. Bh2 Bc6 15. a4 a6 {[#]} 16. Qf1 $146 (16. Ng5 {is interesting.} Bb7 17. Qe3 h6 18. Nf3 Be7 19. Qe2) ({Predecessor:} 16. Nfd2 b5 17. axb5 axb5 18. Ne3 Qb6 19. b4 e5 20. d5 Nxd5 21. Nxd5 Bxd5 22. Bxb5 {1-0 (47) Michna,M (2376)-Steczek,M (2382) Germany 2017}) 16... Bxf3 17. gxf3 g6 18. Nd2 a5 19. Nc4 Nd5 20. Na3 N7f6 21. Nb5 Qd8 22. Rad1 (22. Qg2 $11) 22... Rc8 ({Black should try} 22... Nh5 $15) 23. Bb1 (23. Na7 $11 {keeps the balance.}) 23... Nh5 $17 24. Be4 Nhf4 (24... Ndf4 $17 {Hoping for ...Qh4.} 25. Bg3 d5) 25. Kh1 {Black must now prevent c4.} Qh4 (25... Qg5 $15) 26. Bxd5 $11 exd5 27. Bxf4 Qxf4 28. Rd3 (28. Qd3 $11 {remains equal.}) 28... Rxe1 $17 {White is on the road to losing.} 29. Qxe1 Qf5 $36 {[%mdl 2048] Black is really pushing.} 30. Qf1 Re8 31. Re3 {[#]} Rxe3 $1 32. fxe3 Bh6 33. e4 {[#]} (33. Qe2 $17 {was worth a try.}) 33... Qf4 $1 $19 ({Inferior is} 33... dxe4 34. Nxd6 Qd7 35. Nxe4 $11) 34. Qe2 $2 (34. Nc7) 34... Qc1+ {Black is clearly winning.} 35. Kg2 Be3 {[%csl Ge3][%cal Rc1g1]} 36. Qf1 {Threatening Qxc1.} Qxb2+ 37. Kh1 (37. Kg3 $142 Qd2 38. f4 dxe4 39. Nxd6 Qxc3 40. Nxe4) 37... Bf4 {[%csl Gf4][%cal Rb2h2]} 38. Qg2 Qa1+ 39. Qg1 Qxa4 40. Nc7 {[#]} Qd7 $1 {[%mdl 64] Double Attack} 41. Qg4 Qxg4 42. hxg4 dxe4 43. Nd5 a4 44. fxe4 Bd2 {Accuracy: White = 48%, Black = 84%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "3.20"]
[White "Leftheriotis, Alexandros"]
[Black "Giannoulakis, Lampros"]
[Result "0-1"]
[ECO "C92"]
[WhiteElo "1918"]
[BlackElo "2266"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,108,33,31,30,23,18,26,32,9,25,31,31,22,28,18,13,24,19,20,22,14,34,-37,47,-45,29,-27,88,0,13,0,0,0,0,-28,0,4,49,0,0,0,0,-368,-83,-68,-71,-124,-143,-133,-143,-130,-139,-214,-215,-235,-220,-232,-231,-277,-293,-276,-221,-226,-213,-299,-298,-365,-266,-309,-311,-310,-291,-270,-202,-346,-345,-470,-475,-565,-550,-535,-527,-527,-272,-381,-343,-346,-275,-1083,-1050]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d6 9. h3 Bb7 10. d4 Nd7 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} exd4 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations.} 12. cxd4 Bf6 13. Nf1 Re8 {White has an edge.} 14. Ng3 Na5 15. Bc2 g6 16. Rb1 c5 17. d5 Nc4 18. b3 Nce5 19. Nh2 {Threatens to win with f4.} c4 {[#]} 20. Be3 $146 ({Predecessor:} 20. f4 Nd3 21. Bxd3 cxd3 22. Nf3 h5 23. b4 a5 24. a3 axb4 25. axb4 Nb6 26. Qxd3 {1-0 (55) Abdumalik,Z (2390)-Muzychuk,A (2549) Cap d'Agde 2015}) 20... Rc8 21. Rf1 (21. f4 $14) 21... Ba8 (21... Bg7 $15) 22. Bd4 (22. f4 $14) 22... Nc5 (22... h5 $15) 23. Qd2 ({White should play} 23. bxc4 Nxc4 24. Ng4) 23... Ncd3 (23... h5 $11 {keeps the balance.}) 24. bxc4 (24. Bxd3 $16 Nxd3 25. Bxf6 Qxf6 26. Ng4) 24... Rxc4 $11 25. Be3 Nc5 26. f4 Ned7 {White must now prevent ...Bh4.} 27. Ng4 Bg7 (27... Bh4 $5 {[%cal Rh4g3]} 28. Bf2 Bxg3 29. Bxg3 Nxe4 30. Bxe4 Rexe4 $11) 28. f5 Qh4 29. Rf3 (29. fxg6 hxg6 30. Qf2 Rf8 $11) 29... Ne5 30. Nxe5 Bxe5 31. Bd3 $2 {[%mdl 8192]} (31. Bf2 $11 {and White stays safe.}) 31... Nxd3 $2 (31... Bxg3 $19 {has better winning chances.} 32. Bxc4 Nxe4 33. fxg6 hxg6) 32. Bg5 $17 {[#]} Bf4 $1 {[%mdl 512]} 33. Bxf4 {Black keeps a firm grip on the game.} ({White should try} 33. Bxh4 Bxd2 34. Rxd3) (33. Rxf4 Qxg5) 33... Nxf4 34. Qxf4 Qxf4 35. Rxf4 {[#]} Bxd5 $1 {[%mdl 576] Pin} 36. fxg6 (36. Rd1 $17 Bxe4 37. Rxd6) (36. exd5 Rxf4) 36... hxg6 $19 ({Much less strong is} 36... fxg6 37. Rd1 $17) 37. Rd1 {[#]} Be6 $1 ({Resist} 37... Bxe4 38. Rxd6 Bb7 39. Rf2) 38. Rxd6 Ra4 39. Rf2 Bxa2 40. h4 Be6 41. h5 Ra1+ 42. Rf1 (42. Kh2 $142) 42... Rxf1+ 43. Kxf1 {[%mdl 4096] Endgame KRB-KRN} Bc4+ 44. Kf2 Re6 45. Rd8+ Kg7 46. Ke3 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 47. Kd4 (47. Ra8 {is a better defense.}) 47... a4 48. Ra8 Rd6+ 49. Ke5 Rd3 50. Ne2 {and the idea hxg6 leaves White hopeful.} f6+ 51. Kf4 Rd2 52. Ra7+ (52. Ng3 $142 Rf2+ 53. Ke3 Rxg2 54. Ra7+ Kh6 55. Kf3) 52... Kh6 53. Ng3 {If only White now had time for hxg6....} Rf2+ ({Don't take} 53... Rxg2 54. Ra6 $19) 54. Kg4 $2 (54. Ke3 Rxg2 55. Kf3) 54... Be6+ {Accuracy: White = 46%, Black = 58%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.1"]
[White "Lu, Shanglei"]
[Black "Gouloutis, Nikolaos"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2615"]
[BlackElo "2347"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,83,23,37,25,36,31,32,0,0,0,0,0,1,0,0,0,35,0,21,-61,76,59,66,76,68,69,87,82,158,160,156,136,126,104,103,74,69,93,176,162,251,238,243,229,250,244,247,245,258,260,313,302,338,324,359,352,347,338,350,342,406,364,365,368,394,399,498,477,542,543,636,635,627,627,573,556]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 a6 5. g4 Bd7 6. Nc3 {B12: Caro-Kann: Advance Variation.} Qc7 7. Be3 e6 8. Nf3 {White is slightly better.} c5 9. dxc5 Bxc5 10. Bxc5 Qxc5 11. Qd2 $36 {[%mdl 2048] [#] White has the initiative.} Ne7 $146 ({Predecessor:} 11... Nc6 12. O-O-O O-O-O 13. Bd3 Nge7 14. Rde1 h5 15. gxh5 Rxh5 16. Ng5 Be8 17. f4 Kb8 {½-½ (35) Popov,I (2596)-Evdokimov,A (2495) Sochi 2016}) 12. O-O-O Qc7 13. Bd3 (13. Qg5 $5 {[%cal Rg5g7]}) 13... Nbc6 14. Qg5 (14. Rhe1 $11) 14... Ng6 (14... O-O-O $1 $15 {keeps the upper hand.}) 15. Bxg6 $1 $16 fxg6 16. h5 $1 O-O 17. hxg6 h6 $1 {[%cal Rh6g5]} ({Avoid the trap} 17... Rxf3 $2 18. Rxh7 Rh3 19. Rxh3 $18) 18. Qe3 Rxf3 (18... Be8 $142) 19. Qxf3 {[#] Qf7+ would kill now.} Rf8 20. Qg2 {Strongly threatening Nxd5!} Qxe5 21. Kb1 Qg5 22. Ne2 (22. Ne4 {is interesting.} Qxg6 23. Nc5 Bc8 24. Rhe1 Rf4 25. Qh2) 22... Qxg6 23. f4 Ne7 (23... e5 $16 {was worth a try.}) 24. Qg3 Nc8 (24... Rc8 {was necessary.}) 25. g5 $18 h5 26. Qh3 Nd6 27. Qxh5 Qxh5 28. Rxh5 Be8 29. Rh3 Bg6 30. Rdh1 Nf7 31. Nd4 Re8 32. Re1 Be4 33. Rb3 Re7 34. Rb6 Nd8 35. a4 Kf7 36. Kc1 Rc7 37. Rd6 Rc8 {Now ...Ke7 and Black clings on.} 38. Rd7+ {White is clearly winning.} Kg6 39. c3 b5 40. axb5 axb5 41. Nxb5 Ra8 42. Nd6 {Accuracy: White = 88%, Black = 59%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.2"]
[White "Nesteretz, Anatoliy"]
[Black "Zeng, Chongsheng"]
[Result "0-1"]
[ECO "B53"]
[WhiteElo "2385"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,84,29,22,31,31,54,27,39,28,27,27,36,8,25,25,28,33,41,41,41,41,41,47,38,28,31,33,72,51,51,51,52,55,49,29,29,4,27,21,25,-3,0,-11,-3,-14,0,-22,7,4,10,-1,0,0,0,0,0,0,0,0,0,0,237,221,254,207,238,-177,-156,-1121,-1109,-962,-929,-29980,-29981,-29986,-29987]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 a6 5. c4 Nc6 6. Qe3 Nf6 {B53: Sicilian: 2...d6: Lines with Qxd4.} 7. h3 e6 {is the legacy move (7...g6).} 8. Bd3 Be7 {White has an edge.} 9. O-O O-O 10. Nc3 {[#]} b6 $146 ({Predecessor:} 10... Nd7 11. b3 Bf6 12. Bb2 Nde5 13. Rfd1 Nxf3+ 14. Qxf3 Bd4 15. Rd2 e5 16. Rad1 Be6 {1-0 (29) Stevic,H (2600)-Felsberger,A (2341) Austria 2016}) 11. Qe2 Bb7 12. a3 Nd7 13. Be3 Bf6 14. Rac1 Nc5 15. b4 Nb3 16. Rb1 Nbd4 17. Nxd4 Nxd4 18. Qd2 a5 19. Rfd1 axb4 20. axb4 Bc6 21. Bf1 e5 22. Nd5 Bxd5 $1 23. exd5 {[%cal Re3d4]} Qd7 24. f4 Ra3 25. fxe5 dxe5 26. Bd3 b5 27. Rf1 (27. Bxd4 $5 exd4 28. c5 Qxd5 29. Qc2 $11) 27... Rfa8 {And now ...e4! would win.} 28. Rbd1 Qd8 29. Bxd4 exd4 30. Rxf6 Qxf6 31. c5 Ra2 32. Qe1 {[#]} Qg5 $1 {[%csl Ga2][%cal Rg5g2]} 33. Qe4 {Strongly threatening d6.} f5 $1 {[%cal Rf5e4]} 34. Qe6+ Kh8 {[%csl Ga2][%cal Rg5g2]} 35. Bf1 {Hoping for d6.} f4 $2 (35... Qe3+ $1 $11 {and Black stays safe.} 36. Qxe3 dxe3 37. Bxb5 Kg8) 36. Qe4 {[%mdl 1024] White has strong compensation.} Rf8 {aiming for ...f3.} 37. Qf3 Qe5 {[#]} 38. Rd3 $4 {[%mdl 8192]} (38. d6 $1 $18 {is the narrow road to win.}) 38... Rb2 $19 39. Rb3 $2 {Now White is beyond hope.} (39. Rd1 $17) 39... Rxb3 40. Qxb3 {[#]} f3 $1 41. gxf3 Qg3+ {[%mdl 64] Double Attack} 42. Bg2 Re8 {Accuracy: White = 65%, Black = 88%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.3"]
[White "Santiago, Yago De Moura"]
[Black "Koutlas, Nikolaos"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2488"]
[BlackElo "2030"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,30,28,11,34,29,24,27,27,27,32,18,110,45,159,151,160,161,150,117,120,121,152,117,143,113,105,104,118,93,104,76,174,173,174,66,70,60,143,119,121,94,151,153,497,478,983,993,956,943,1279,433]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 a6 5. cxd5 exd5 6. Qb3 {D37: Queen's Gambit Declined: 5 Bf4.} Be7 7. Bg5 c6 8. e3 {White has an edge.} O-O 9. Bd3 Re8 10. O-O {[#]} Ne4 $146 (10... Nbd7 $11 {remains equal.}) ({Predecessor:} 10... Nbd7 11. h3 Nh5 12. Bxe7 Rxe7 13. Rad1 Nhf6 14. Qc2 Nf8 15. b4 Qd6 16. Rb1 Ng6 {0-1 (67) Ivanisevic,I (2633)-Drazic,S (2415) Skopje 2014}) 11. Bf4 (11. Nxe4 $6 dxe4 12. Ne5 exd3 $11) (11. Bxe4 $16 {aiming for Bxe7.} Bxg5 12. Nxd5 (12. Nxg5 Qxg5 13. Bf3 Qe7 $14)) 11... Bd6 (11... Nf6 $14) 12. Bxe4 $16 {Black must now prevent Bxd6.} dxe4 13. Ng5 Qe7 14. Nxf7 Be6 15. Bxd6 Qxf7 16. Qc2 Bc4 17. Rfe1 Bd3 18. Qd2 Nd7 19. Bg3 c5 20. f3 Qg6 {[#]} (20... c4 $16 {was necessary.}) 21. Nd5 $1 $18 ({Much less strong is} 21. fxe4 Bxe4 22. Nxe4 Qxe4 $16) 21... cxd4 22. fxe4 (22. exd4 $18 {And now fxe4 would win.} Rad8 23. Qb4) 22... Bxe4 $14 23. Nc7 {[%mdl 64] Double Attack} Rac8 ({Better is} 23... d3 $14) 24. exd4 Red8 25. Rac1 Nb6 {[#]} (25... Nf6 $142) 26. d5 $1 $16 {[%mdl 512] Hoping for Qd4.} Nxd5 $2 {Now Black is done in.} (26... Nd7 $16 27. d6 Nf6) 27. Nxd5 $18 {White is clearly winning.} Rxc1 (27... Bxd5 $142 28. Rxc8 {[%mdl 64] Overworked Piece} Rxc8 29. Qxd5+ {[%mdl 64] Double Attack} Qf7) 28. Ne7+ {[%mdl 64] Double Attack, Discovered Attack, Zwischenzug} ({And not} 28. Rxc1 Rxd5 29. Rc8+ Kf7 $11) 28... Kf7 29. Qxc1 ({Less strong is} 29. Nxg6 Rxd2 30. Ne5+ Ke6 $16) 29... Kxe7 30. Qe3 {Accuracy: White = 55%, Black = 42%.} (30. Qf4 $142 Rd6 31. Rxe4+ Kd7 32. Re1) 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.4"]
[White "Krysa, Leandro"]
[Black "Ladopoulos, Dimitrios"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2523"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,93,10,21,7,21,15,50,60,61,49,49,15,61,69,76,69,60,56,71,69,60,-53,-70,-60,-77,-65,-83,-82,-82,-76,-71,-64,-68,-75,0,0,0,0,0,0,0,-1,0,0,0,-1,-7,-161,0,0,0,0,0,0,98,100,93,-60,-50,-67,-45,-113,-126,-637,-607,-618,-607,-588,-149,-139,-143,-129,-73,-133,0,0,1347,679,1618,0,2164,2025,1595,1451]} 1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 f5 5. d5 Nf6 6. g3 Bd6 7. Bg2 {A40: Unusual replies to 1 d4.} O-O 8. Nf3 Qe7 9. O-O {White is slightly better.} Na6 10. b4 c6 {[%cal Rc6d5] [#]} 11. Nd4 $146 {[%cal Rd5c6]} ({Predecessor:} 11. dxc6 dxc6 12. Qb3 Kh8 13. Nd4 Rac8 14. Rb1 Be5 15. Rd1 Qf7 16. Nf3 Bb8 17. Ng5 {½-½ (40) Duquesnoy,J (2259)-Bolding,K (2310) Marseille 2007}) 11... c5 12. Ndb5 cxb4 13. axb4 Nxb4 (13... Bxb4 $2 14. d6 $18) 14. Qb3 Na6 15. Be3 Ng4 16. c5 (16. Bg5 $14 Nf6 17. Nxd6 Qxd6 18. Nb5) 16... Bxc5 $15 17. d6 Qf6 18. Bxb7 Bxe3 19. Bxa8 {Strongly threatening Bf3.} (19. Bxa6 $2 Qh6 $19) 19... Qh6 $1 {[%csl Gg4][%cal Rh6h2]} 20. h4 Bxf2+ $1 {[%mdl 64] Remove Defender, Decoy} 21. Rxf2 Qe3 {[%mdl 64] Double Attack, Pin} 22. Raf1 Rxa8 (22... Qxg3+ $17 23. Rg2 Qe3+ 24. Kh1 Qh3+ 25. Kg1 Qe3+ 26. Kh1 Qh3+ 27. Kg1 Rxa8) 23. Kg2 $11 {Rxf5 is the strong threat.} Nc5 24. Qb4 Nxf2 25. Rxf2 a6 26. Nc7 $132 {[%mdl 2048] White is not holding back} Rb8 $1 27. Rf3 Qe5 28. h5 h6 29. g4 $2 (29. Kf2 $11 {and White stays safe.}) 29... Qxd6 $2 ({Black should try} 29... fxg4 $1 $19 30. Rg3 Qxh5 31. Rxg4 Rf8) 30. Nxa6 $1 fxg4 31. Rg3 Qc6+ 32. Kh2 Nxa6 (32... Rf8 $11 {keeps the balance.} 33. Qxg4 Rf2+ 34. Kg1 Rf7) 33. Qxg4 $16 {[%csl Gg3][%cal Rg4g7]} g5 {aiming for ...Nc5.} 34. Ne4 $2 (34. hxg6 $16 Rf8 35. Qh4 Rf2+ 36. Kg1) 34... Qb5 $1 $15 {[%cal Rb5e5] Hoping for ...Qe5.} 35. Nf6+ Kg7 (35... Kf7 $5 {[%cal Rf7f6]} 36. Qd4 Qc5 $17) 36. Qd4 Qc5 $1 {[%cal Rc5d4]} ({Wrong is} 36... Qxe2+ $2 37. Rg2 $1 $18 {[%mdl 512]}) 37. Qxd7+ $2 {[%mdl 8192]} (37. Ne8+ $17 Kf8 38. Rf3+ Kxe8 39. Qh8+ Ke7 40. Qf6+ Kd6 41. Rd3+ Kc6 42. Rc3) 37... Kxf6 $19 38. Rf3+ Ke5 39. Qg7+ {[#]} Ke4 $2 (39... Kd5 $1 $19 {is more deadly.} 40. Qxh6 Qd6+ 41. Rg3 Kc6 42. Qxg5 Nc5) 40. Qh7+ Kd5 41. Qd3+ {[#]} Qd4 (41... Kc6 $142 $1 42. Qxa6 Qe5+ 43. Kg2 Qd4) 42. Qxa6 ({Better is} 42. Qb5+ Ke4 43. Qxa6) 42... Qh4+ ({Black should play} 42... Kc6 $17 {And now ...Rd8 would win.} 43. Qa2 Qe5+ 44. Kg1 Rc8) 43. Kg2 $11 Qg4+ $2 {[%mdl 8192]} (43... Qxh5 44. Qb5+ Kd6 45. Qb4+ Kd5 46. Qd2+ Ke4 47. Qd3+ Ke5 48. Qc3+ Kd5 49. Rd3+ Ke4 50. Re3+ Kf5 51. Qe5+ Kg6 52. Qxe6+ Kg7 53. Qe5+ {[%mdl 64] Double Attack} Kg6 54. Qd6+ Kg7 55. Re7+ Qf7 56. Rxf7+ Kxf7 57. Qxb8) (43... Qe4 $11 44. Kg1 Qb4) 44. Kf1 $18 Qe4 {White should prevent ...g4.} 45. Qa7 $2 ({White must play} 45. Qb5+ $18 Kd6 46. Rd3+ Ke7 47. Qd7+ Kf6 48. Rf3+ Qxf3+ 49. exf3) 45... Rg8 $2 {[%mdl 8192]} (45... Qe5 $11) 46. Qb7+ Ke5 47. Qc7+ {Accuracy: White = 66%, Black = 79%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.5"]
[White "Gu, Tianlu"]
[Black "Marin, Mihail"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2253"]
[BlackElo "2502"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,68,10,23,25,16,18,0,0,6,6,0,0,-13,-12,-10,-4,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. O-O c6 7. e5 dxe5 8. Nxe5 Be6 {B08: Pirc Defence: Classical System.} 9. Bf4 Nbd7 {The position is equal.} 10. Bf3 Nd5 11. Nxd5 Bxd5 12. Re1 Nxe5 13. dxe5 Bxf3 14. Qxf3 {[#]} Qd5 $146 ({Predecessor:} 14... Qb6 15. Qa3 Qd4 16. g3 e6 17. Rad1 Qc4 18. Rd7 b5 19. c3 a5 20. Rd4 b4 21. Rxc4 bxa3 22. bxa3 {1-0 (56) Spangenberg,H (2305)-Zuccotti,E Buenos Aires 1992}) 15. Qb3 Qxb3 16. axb3 Rfd8 17. Red1 Kf8 18. Kf1 {Hoping for Rxd8+.} Rxd1+ 19. Rxd1 $11 {[%mdl 4096] Endgame KRB-KRB} Ke8 20. Ke2 Rd8 21. Rxd8+ Kxd8 {KB-KB} 22. Kd3 Kd7 23. Ke4 Ke6 24. b4 f5+ 25. exf6 exf6 26. Be3 f5+ {[%mdl 64] [#] Discovered Attack} 27. Kd3 a6 28. c3 b5 29. f3 Be5 30. h3 Kd5 31. Bf2 Bd6 32. Bd4 Bf4 33. Bf2 Bd6 34. Bd4 Bf4 {A rather calm draw. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.6"]
[White "Stoinev, Metodi"]
[Black "Vestby-Ellingsen, Mads"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2206"]
[BlackElo "2357"]
[Annotator "RC"]
[PlyCount "138"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. Bc4 Nb6 6. Bb3 d6 7. exd6 Bxd6 8. d4 O-O 9. O-O Nc6 10. dxc5 Bxc5 11. Qe2 Qc7 12. Nbd2 Bd7 13. Ne4 Be7 14. Bg5 Bxg5 15. Nexg5 h6 16. Ne4 Ne5 17. Nd4 a6 18. Rfe1 Ng6 19. g3 e5 20. Qh5 Nf4 21. gxf4 exd4 22. Qe5 Qxe5 23. fxe5 dxc3 24. bxc3 Bc6 25. Nd6 Nd5 26. Bxd5 Bxd5 27. c4 Bc6 28. f4 Rad8 29. c5 g6 30. Rad1 Rd7 31. h4 h5 32. Rd3 Rfd8 33. Kf2 Re7 34. Ree3 Re6 35. Rg3 Rd7 36. Rde3 Kh7 37. Rg5 f6 38. Rg1 fxe5 39. fxe5 Rd8 40. Kg3 Rf8 41. Rb1 Re7 42. a3 g5 43. hxg5 Kg6 44. e6 Kxg5 45. Re5+ Kg6 46. Rg1 Rf3+ 47. Kh4+ Kf6 48. Rxh5 Rf4+ 49. Rg4 Rxg4+ 50. Kxg4 Kxe6 51. Kf4 Kd7 52. Re5 Rh7 53. Rg5 b6 54. Nf5 bxc5 55. Ke5 Kc7 56. Rg7+ Rxg7 57. Nxg7 Bd7 58. Kd5 Kb6 59. Kc4 Bg4 60. Ne8 Kc6 61. Nf6 Bf3 62. Kd3 Kd6 63. Kc4 Kc6 64. Kd3 Bd5 65. Ng4 Kb5 66. Ne3 Be6 67. Kc3 Ka4 68. Kb2 a5 69. Nd1 Kb5 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.7"]
[White "Samaridis, Konstantinos"]
[Black "Krallis, Christos"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2104"]
[BlackElo "2276"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,64,0,2,0,7,0,0,-8,11,10,26,28,17,11,11,8,2,8,16,18,16,18,27,19,29,20,31,15,25,25,29,20,30,37,18,7,13,8,13,14,29,27,49,0,0,0,10,13,11]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. h3 {C47: Scotch Four Knights and Four Knights with 4 g3.} c6 11. Qf3 Bd6 12. Bf4 Rb8 13. b3 Rb4 14. Bxd6 Qxd6 15. Qg3 Qxg3 16. fxg3 Be6 17. g4 Nd7 {[#]} 18. Ne2 $146 ({Predecessor:} 18. Rae1 Re8 19. Na4 Rbb8 20. Rf2 f6 21. Rfe2 Ne5 22. Nc5 Bf7 23. Kf2 Re7 24. a3 {½-½ (30) Ni,S (2315)-Naroditsky,D (2633) Reykjavik 2015}) 18... Nc5 19. c3 Rbb8 20. Bc2 Rfe8 21. Nd4 Bd7 22. Rfe1 Ne6 23. Nf3 c5 24. Ne5 Bb5 25. a4 Ba6 26. Nc6 Rb7 27. b4 $36 {[%mdl 2048] White fights for an advantage.} cxb4 28. cxb4 Bc4 29. b5 Rc7 30. Ra3 a6 {The position is equal.} 31. Bd3 axb5 32. axb5 Rb7 {Accuracy: White = 95%, Black = 100%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.8"]
[White "Georgakopoulos, Nikolaos"]
[Black "Deligiannis, Paraskevas"]
[Result "0-1"]
[ECO "E54"]
[WhiteElo "2367"]
[BlackElo "2038"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,53,31,43,82,-10,0,0,0,-10,-6,-6,22,22,79,46,39,18,108,109,81,102,443,439,450,443,2316,94,272,262,283,262,351,-872]} 1. c4 Nf6 2. d4 e6 3. Nc3 Bb4 4. Nf3 O-O 5. e3 c5 6. Bd3 d5 7. O-O dxc4 8. Bxc4 cxd4 9. exd4 b6 10. Bg5 Bb7 11. Re1 Be7 12. Ne5 Nbd7 {E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4.} 13. Nf3 ({White should try} 13. Nxf7 $1 $16 Rxf7 14. Bxe6) 13... Re8 14. Qe2 a6 {[#] The position is equal.} 15. a4 $146 ({Predecessor:} 15. Rad1 Nf8 16. Ne5 Qc7 17. Rd3 b5 18. Bb3 b4 19. Na4 Nd5 20. Bd2 a5 21. Rg3 {1-0 (38) Leenhouts,K (2375)-Cekro,E (2378) Belgium 2013}) 15... Nf8 16. Rad1 Qb8 17. Ne5 Qa7 (17... Qc7 $11 {keeps the balance.}) 18. Bxf6 Bxf6 19. Ng4 $36 {[%mdl 2048] White fights for an advantage.} Be7 (19... Bg5 $11) 20. d5 $16 {[%cal Rd5e6]} Bb4 {aiming for ...exd5.} 21. dxe6 Nxe6 $2 {[%mdl 8192]} (21... fxe6 $16 {is more resistant.} 22. Bb3 Re7) 22. Rd7 $18 {Hoping for Nh6+!} Bxc3 23. bxc3 Qb8 {[#]} (23... Bf3 $142) 24. g3 $2 (24. Nf6+ $1 $18 {[%mdl 512] has better winning chances.} gxf6 25. Qh5) 24... Qc8 $2 (24... Bc8 $16 {was worth a try.} 25. Rd3 b5) 25. Ne5 ({Avoid the trap} 25. Bxe6 $2 Rxe6 26. Nh6+ gxh6 $19) 25... Ng5 {...Rxe5! is the strong threat.} 26. Rxf7 $1 (26. Bxf7+ Nxf7 27. Rxf7 Bd5 $16) 26... Rxe5 {[#]} 27. Qxe5 $4 {[%mdl 8192] Black used his chance. Accuracy: White = 56%, Black = 23%.} ({Not} 27. Rc7+ $2 Kf8 $19) (27. Rxg7+ $1 $18 {[%mdl 512]} Kh8 (27... Kxg7 28. Qxe5+) 28. Rg8+ Qxg8 29. Qxe5+ Qg7 30. Qxg7+ Kxg7 31. Re7+ {[%mdl 64] Double Attack} Kf8 32. Rxb7) 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.9"]
[White "Vetokhin, Ilia"]
[Black "Kourkoulos-Arditis, Stamatis"]
[Result "0-1"]
[ECO "E73"]
[WhiteElo "2112"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,104,11,27,0,10,7,35,35,35,29,40,34,35,36,55,31,46,46,52,43,64,60,41,50,36,50,56,37,43,33,42,7,7,6,0,0,0,-22,-15,-147,-151,-146,-146,-179,-200,-244,-239,-235,-225,-239,-206,-371,-373,-372,-379,-369,-376,-510,-510,-503,-503,-491,-485,-853,-855,-783,-631,-823,-774,-663,-491,-975,-958,-1793,-863,-803,-666,-1795,-1770,-1627,-1536,-1862,-1702,-6794,-6794,-5923,-5809,-6522,-6498,-29977,-29979,-29977,-29978]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 Na6 {[%cal Bb8a6,Ba6c7,Bc7e6][%mdl 32]} 7. f4 c6 8. Qd2 {E73: King's Indian: Averbakh Variation without 6...c5.} Nc7 9. Bf3 Ne6 10. Bh4 {White is slightly better.} c5 11. dxc5 $1 Nxc5 12. Rd1 Be6 13. b3 $1 {[#]} Qb6 $146 ({Predecessor:} 13... a5 14. Nge2 Qc7 15. O-O a4 16. f5 gxf5 17. exf5 Bxf5 18. Bxf6 exf6 19. b4 Ne6 {1-0 (35) Ivanchuk,V (2776)-Radjabov,T (2744) Medias 2011}) 14. Bf2 Ng4 15. Bd4 Bxd4 16. Qxd4 Nf6 17. Nge2 a5 18. Rb1 a4 {[%cal Ra4b3]} 19. b4 Ncd7 {Black wants to play ...Qxd4.} 20. Qxb6 $1 Nxb6 21. c5 Nc4 22. e5 dxe5 23. Bxb7 Rab8 24. c6 exf4 25. Nxa4 Nd6 26. Ba6 {White is on the road to losing.} (26. Rb2 $11) 26... Bxa2 $17 27. Rb2 Bc4 $36 {[%mdl 2048] Keeping White busy.} 28. c7 Ra8 ({Resist} 28... Bxa6 29. cxb8=N Rxb8 30. Nc5 $15) 29. b5 Nd5 30. O-O Nxc7 31. Nb6 Rab8 ({But not} 31... Nxa6 32. Nxa8 Rxa8 33. bxa6 $17) 32. Nd7 $2 {[#]} (32. Nxc4 {was the only defense.} Nxc4 33. Ra2 Nxb5 34. Nxf4) 32... Nxa6 $19 33. Nxf8 Rxb5 34. Rxb5 Bxb5 35. Nxg6 hxg6 36. Re1 Bxe2 37. Rxe2 e6 38. g3 (38. Kf2 $142 Nb4 39. Kf3) 38... fxg3 39. hxg3 Nb4 40. Kg2 Nd5 41. Ra2 Kg7 42. Ra4 (42. Ra6 $142 Ne4 43. Ra7) 42... g5 43. Ra5 Kg6 44. Ra4 Nf5 45. Ra5 g4 46. Ra4 Kg5 47. Ra5 Nd6 48. Ra6 Ne4 49. Ra3 f5 50. Rb3 Kf6 51. Ra3 Ndc3 52. Rb3 Ne2 {Accuracy: White = 45%, Black = 91%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.10"]
[White "Stanojoski, Zvonko"]
[Black "Yordanov, Nikolay"]
[Result "1-0"]
[ECO "A25"]
[WhiteElo "2435"]
[BlackElo "2102"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,37,6,44,43,39,14,44,9,48,39,48,53,74,-25,-17,-7,268,267,415,397,416,389,620,280,301,293,279,299]} 1. g3 e5 2. c4 Nc6 3. Bg2 d6 4. Nc3 Be6 5. d3 Qd7 6. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} g6 7. b5 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Nd8 $1 8. h4 Bg7 9. Bd2 {[#] White is slightly better.} f5 $146 ({Predecessor:} 9... h6 10. Rb1 f5 11. a4 Nf6 12. Qc1 Ng4 13. Nh3 Rb8 14. a5 Ke7 15. Nd5+ Kf7 {1-0 (44) Dobosz,H (2457)-Klaus,C (2061) Muehlhausen 2004}) 10. h5 Ne7 11. Qc1 d5 12. Bh6 ({White should try} 12. cxd5 $16 Nxd5 13. hxg6) 12... Bxh6 $11 13. Qxh6 {Threatens to win with cxd5.} Ng8 $2 {[%mdl 8192] [#] This costs Black the game.} (13... Nf7 $1 $11 14. Qd2 dxc4) 14. Qe3 $18 d4 (14... Qg7 $142) 15. Qxe5 Nf7 16. Qg7 dxc3 (16... O-O-O $142 17. Na4 Qe7) 17. hxg6 (17. Bxb7 $142 Nd8 18. Qxd7+ Kxd7 19. Bxa8) 17... hxg6 {[#] ...Rxh1 is the strong threat.} 18. Rxh8 Nxh8 19. Qxh8 {Accuracy: White = 47%, Black = 30%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.11"]
[White "Trimitzios, Petros"]
[Black "Disha, Beshim"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2353"]
[BlackElo "2073"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,30,22,23,25,24,33,16,32,29,56,20,14,18,22,10,9,0,3,0,0,0,52,39,42,41,23,31,57,68,81,75,89,73,71,81,111,119,112,68,111,84,95,73,80,48,55,31,139,21,80,57,54,58,76,36,49,52,94,92,106,97,235,229,315,320,322,320,323,324,322,303,322,308,285,275,271,264,367,262,590,581]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be7 7. e3 O-O 8. Bd3 {White is slightly better.} c6 9. O-O Bg4 10. h3 Bxf3 11. Qxf3 Nbd7 {[#]} 12. Rfe1 $146 ({Predecessor:} 12. Rac1 h6 13. Bf4 Re8 14. Na4 Bf8 15. Qe2 g6 16. a3 Ne4 17. Bxe4 Rxe4 18. b4 Qf6 19. Bg3 Rae8 20. Qd2 Bg7 {½-½ (20) Toth,J-Szurovszky,E Salgotarjan 1976}) 12... Re8 13. Re2 Nf8 14. Rae1 Ne4 15. Bf4 Nxc3 (15... Bb4 $11) 16. bxc3 $14 Bd6 17. e4 Bxf4 18. Qxf4 Ng6 19. Qg3 dxe4 20. Bxe4 Kf8 21. Qf3 Qd6 22. g3 Qf6 23. Qh5 h6 24. Re3 {And now Rb1 would win.} Re6 25. Kg2 Rae8 26. h4 Kg8 27. Qg4 {[#] aiming for Bxg6.} Nf8 $1 28. h5 Qg5 ({Black should try} 28... Nd7 $14) 29. Qf3 (29. Qxg5 $16 hxg5 30. Kf3) 29... Qa5 (29... Rf6 $11 {remains equal.} 30. Qd1 Ne6) 30. R1e2 Qc7 31. c4 Kh8 32. g4 Rf6 33. Qg3 Qxg3+ 34. Kxg3 Rd8 35. d5 c5 {This costs Black the game.} (35... g5 $16) 36. Bd3 $18 Rfd6 37. Re7 R6d7 38. Bf5 Rxe7 39. Rxe7 {[%mdl 4096] Endgame KRB-KRN} g6 40. Be4 ({Not} 40. Rxb7 gxf5 41. Rxf7 Nd7 $11) 40... b5 41. cxb5 axb5 42. Rxf7 gxh5 43. gxh5 Nd7 44. d6 Ne5 $2 {[#]} (44... c4 {is a better chance.} 45. Rh7+ Kg8 46. Rxh6 Nf8) 45. Re7 {Accuracy: White = 75%, Black = 56%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.12"]
[White "Kesidis, Odyseas"]
[Black "Bullen, Alex"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2282"]
[BlackElo "2085"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,68,20,0,0,0,0,0,0,0,0,0,0,-16,-25,-52,-61,-90,-37,-44,0,-58,-64,-109,-120,-254,-249,-271,-285,-328,-260,-292,-296,-291,-279,-726,-714,-1306,-1300,-1291,-1291,-1270,-1262,-1247,-1176,-1091,-923]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Kb1 Qb6 $1 {[%mdl 4] outshines the older 13...0-0. B19: Classical Caro-Kann: 4...Bf5 main line.} 14. Rhe1 O-O 15. Nf5 exf5 {The position is equal.} 16. Rxe7 Qd8 $1 {[%cal Rd8e7]} 17. Re2 Ne4 18. Be3 Re8 19. g3 Ndf6 20. Ne5 Nd5 ({Much worse is} 20... Nxh5 $6 21. g4 $14) ({Better is} 20... Qd5 $17) 21. Rde1 Qa5 {[#]} 22. c4 $146 (22. Bd2 $11 Nxd2+ 23. Rxd2) ({Predecessor:} 22. Ka1 Rad8 23. Qb3 Qb4 24. Nd3 Qxb3 25. axb3 Nef6 26. Bd2 Rxe2 27. Rxe2 Nxh5 28. Re5 {1-0 (56) Peng,D (2261)-Ghatti,S (2151) Philadelphia 2016}) 22... Nxe3 $15 23. Rxe3 {[#]} c5 $1 {[%cal Rc5d4] White must now prevent ...cxd4.} 24. Nf3 {White does not recover from this.} (24. f4 $17) 24... cxd4 $19 25. Nxd4 Red8 26. R3e2 Qb6 27. Rd1 Rd7 28. f3 Rad8 {[%cal Rd7d4]} ({Don't do} 28... Nxg3 29. Red2 $19) 29. Qc2 $2 (29. Qe3 Nxg3 30. Red2) 29... Rxd4 {Black is clearly winning.} 30. Rde1 {[#]} Rd1+ $1 {[%mdl 576] Deflection, Decoy} 31. Rxd1 (31. Qxd1 Rxd1+) 31... Rxd1+ 32. Qxd1 Nc3+ $1 {[%mdl 64] Double Attack} 33. Kc2 Nxd1 34. Kxd1 Qd4+ {Accuracy: White = 45%, Black = 89%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.13"]
[White "Giannoulakis, Lampros"]
[Black "Nilsen, Tobias Lang"]
[Result "1/2-1/2"]
[ECO "D26"]
[WhiteElo "2266"]
[BlackElo "2135"]
[Annotator "ChessBase"]
[PlyCount "47"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 a6 10. Bg5 b5 11. Bb3 Be7 12. Qe2 Bb7 13. Rfe1 Re8 14. Rad1 Nc6 15. Ne5 Nxe5 16. dxe5 Nd7 17. Bc1 Qc7 18. Bc2 Red8 19. Rd3 Nf8 20. Rh3 g6 21. a3 Rac8 22. Bf4 Qc4 23. Qxc4 Rxc4 24. Bc1 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.14"]
[White "Papadopoulos, Panayotis"]
[Black "Cani, Armando"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2220"]
[BlackElo "2002"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 d6 5. O-O O-O 6. a4 c6 7. Nc3 Bg4 8. h3 Bxf3 9. Bxf3 Nbd7 10. a5 a6 11. Bg2 Qc7 12. e4 e5 13. Be3 Rfe8 14. f4 exf4 15. Bxf4 Nh5 16. Qd3 Nxf4 17. gxf4 c5 18. Nd5 Qd8 19. c3 Qh4 20. Nc7 cxd4 21. cxd4 Nf6 22. Nxa8 Rxa8 23. e5 dxe5 24. fxe5 Nh5 25. Qe4 Qd8 26. Ra3 Rc8 27. Qd5 Qe7 28. Qxb7 Rc7 29. Qa8+ Bf8 30. Raf3 Qb4 31. Qd5 Qe7 32. Rxf7 Qxf7 33. Qxf7+ Rxf7 34. Bd5 Bh6 35. Rxf7 Be3+ 36. Kg2 Kh8 37. e6 Nf4+ 38. Rxf4 Bxf4 39. e7 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.15"]
[White "Tsaknakis, Zisis"]
[Black "Mitsiou, Georgios"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2197"]
[BlackElo "1519"]
[Annotator "RC"]
[PlyCount "75"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Bxd2+ 6. Qxd2 d6 7. e3 Nbd7 8. Be2 Qe7 9. O-O e5 10. b3 e4 11. Ne1 c5 12. Bb2 Re8 13. Nc2 Nf8 14. Rad1 Ng6 15. dxc5 dxc5 16. Qd6 Qxd6 17. Rxd6 Ne5 18. f4 exf3 19. gxf3 Bf5 20. e4 Bh3 21. Rfd1 Kf8 22. Ne3 Nh5 23. Nd5 Rac8 24. Bxe5 Rxe5 25. f4 Re6 26. Rxe6 fxe6 27. Bxh5 exd5 28. Rd3 Bd7 29. cxd5 c4 30. bxc4 Rxc4 31. Bf3 Ke7 32. Kf2 Kf6 33. Kg3 g5 34. e5+ Kf5 35. Bg4+ Ke4 36. Bxd7 gxf4+ 37. Kh3 Kxd3 38. Bb5 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.16"]
[White "Konstantelias, Konstantinos"]
[Black "Chatzieleftheriou, Andreas"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1987"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,144,11,22,26,125,125,100,88,65,32,34,-152,-160,-161,-162,-152,-148,-179,-136,-159,-36,-245,-238,-242,-239,-243,-254,-245,-226,-206,-167,-265,-133,-127,-98,-71,-12,0,0,0,0,-83,-42,-37,-47,-96,-66,-119,-113,-151,-158,-166,-152,-143,-49,-155,-76,-99,-94,-108,-112,-108,-108,-112,-105,-114,-104,-114,-90,-115,-120,-125,-117,-108,-81,-113,-82,-90,-93,-97,-66,-67,-68,-142,-93,-148,-111,-173,-177,-228,-250,-313,-306,-367,-358,-351,-351,-394,-383,-397,-379,-424,-414,-387,-351,-357,-300,-309,-300,-1047,-1016,-770,-841,-1339,-1071,-1185,-1194,-1088,-1042,-927,-763,-1450,-1279,-1604,-1333,-2100,-1802,-1737,-1514,-2345,-2193,-6614,-8657,-2796,-2170]} 1. e4 c6 2. d4 d5 3. f3 dxe4 4. fxe4 e5 5. Nf3 exd4 6. Bc4 Nf6 7. O-O {aiming for Ng5. B12: Caro-Kann: Advance Variation.} Be6 ({Not} 7... Nxe4 $2 8. Re1 $18 (8. Nxd4 Nf6 $11)) (7... Nbd7 $11) 8. Bxe6 $16 fxe6 9. e5 {White is better.} Ne4 10. Qe2 Qd5 {[#]} 11. c4 $146 (11. a3 $14 {stays ahead.}) ({Predecessor:} 11. Re1 Nc5 12. Rd1 Qe4 13. Qc4 Nbd7 14. Rxd4 Qf5 15. Nc3 Qxc2 16. Bg5 Nb6 17. Qf1 Qxb2 {0-1 (30) Pirrot,D (2373)-Lochte,T (2095) Tegernsee 2018}) 11... d3 $17 12. Qe1 Qxc4 13. Nbd2 Nxd2 14. Bxd2 Bc5+ 15. Kh1 O-O (15... Nd7 $17 {And now ...0-0 would win.} 16. Ng5 h6) 16. Rc1 $2 ({White has to play} 16. Qg3 $1 $15 Qe4 17. Ng5) 16... Qd5 $19 17. Rxc5 Qxc5 18. Bb4 {[#]} d2 $1 {[%cal Rd2e1]} 19. Qxd2 (19. Bxd2 Qd5) 19... Qb5 20. Rc1 Re8 21. a4 (21. a3 $142) 21... Qd5 (21... Qxa4 $19 22. Be7 h6) 22. Qc2 $17 {Hoping for Ng5.} Rd8 23. Bd6 {[#] Intending Ng5 and mate.} Rxd6 (23... h6 $1 $17 {...c5! is the strong threat.} 24. Nh4 {[#]} c5 $1 {[%mdl 512]}) 24. exd6 $11 {Black must now prevent Rd1.} Qxd6 25. Ng5 g6 26. Re1 (26. Qb3 $11 {keeps the balance.} Nd7 27. Qxb7) 26... Nd7 27. Rxe6 {[#]} Rf8 $1 $40 {[%cal Rf8f1][%mdl 640] Black mounts an attack.} 28. Re1 Nf6 29. Rd1 (29. Qc4+ $15 Qd5 30. Qh4) 29... Nd5 $17 30. Qb3 Qe7 31. h4 Rf4 32. Qg3 Qf6 ({Don't play} 32... Rxa4 $6 33. Re1 $11) (32... Qb4 $17 33. Kg1 Rxh4 34. Qb8+ Qf8 35. Qxa7 Qe8) 33. Kh2 (33. Qe1 $15) 33... Qd6 ({Better is} 33... h6 34. Nf3 Rb4 35. Qb8+ Kh7 36. Qxa7 Rxb2) 34. Nh3 Rf6 35. Ng5 Qxg3+ 36. Kxg3 {[%mdl 4096] Endgame KRN-KRN} h6 37. Ne4 {Strongly threatening Rxd5.} Re6 38. Nc5 Re7 39. Kf3 a5 40. Rd3 b6 41. Nb3 Rf7+ 42. Kg3 Rf6 43. Nd4 Ne7 44. Rb3 c5 45. Nf3 Nf5+ 46. Kh3 $1 Re6 47. Rd3 {Black continues to play with concentration.} ({White should try} 47. g4 $15 Ne3 48. Rd3) 47... Nd6 48. Kg3 (48. Ne5 $142) 48... Kg7 49. b3 (49. Nd2 $17) 49... Kf6 $19 50. Nh2 (50. Kh3 $142) 50... Nf5+ 51. Kf2 Nxh4 52. Ng4+ Kg5 53. Ne3 Nf5 54. Nc4 Nd4 55. Rg3+ Kf6 56. Ne3 h5 57. Nd5+ Kf7 58. Rd3 Re2+ 59. Kf1 {Threatening Rxd4!} Rb2 60. Nxb6 $2 (60. Re3) 60... Rxb3 {Black is clearly winning.} 61. Rxb3 Nxb3 {KN-KN} 62. Ke2 g5 63. Kd3 h4 64. Nd5 Ke6 65. Ne3 Nd4 66. Ke4 Nc6 67. Nd5 c4 68. Nc7+ Kd6 69. Nd5 Kc5 70. Ne3 Nd4 71. Ng4 c3 72. Kd3 c2 {Accuracy: White = 44%, Black = 61%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.17"]
[White "Madebrink, Lars"]
[Black "Tziotzios, Dimitrios"]
[Result "1/2-1/2"]
[ECO "D30"]
[WhiteElo "2115"]
[BlackElo "1473"]
[Annotator "ChessBase"]
[PlyCount "58"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qc2 e6 5. Bg5 Nbd7 6. Nbd2 Be7 7. e3 O-O 8. Bd3 h6 9. Bh4 b6 10. h3 Bb7 11. O-O c5 12. Rac1 Rc8 13. Qb1 cxd4 14. exd4 dxc4 15. Bxc4 Nd5 16. Bg3 N7f6 17. a3 a6 18. Qd3 b5 19. Ba2 Qb6 20. Bb1 Rxc1 21. Rxc1 b4 22. Ne5 Rd8 23. Ndc4 Qb5 24. Re1 Nb6 25. Rd1 Nxc4 26. Qxc4 bxa3 27. Qc7 Nd5 28. Qc2 Nf6 29. Qc7 Nd5 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.18"]
[White "Papagiannis, Asterios"]
[Black "Vardakas, Grigorios"]
[Result "1/2-1/2"]
[WhiteElo "1917"]
[BlackElo "2115"]
[Annotator "ChessBase"]
[PlyCount "16"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 d5 2. c4 dxc4 3. e3 c5 4. Bxc4 cxd4 5. Nf3 Nf6 6. Qxd4 Qxd4 7. Nxd4 e6 8. O-O Be7 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.19"]
[White "Hausken, Andreas Skrede"]
[Black "Markidis, Konstantinos"]
[Result "0-1"]
[ECO "C97"]
[WhiteElo "1856"]
[BlackElo "2211"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,96,42,35,36,40,30,12,25,24,77,4,4,4,12,-13,0,-11,0,-8,-16,-59,-44,-39,-44,-53,-31,-37,-37,-41,-6,-59,-55,-56,-53,-90,-83,-81,-72,-220,-223,-199,-213,-205,-166,-268,-263,-263,-208,-231,-226,-209,-222,-192,-103,-110,-104,-139,-128,-166,-156,-221,-207,-253,-252,-248,-247,-220,-152,-258,-272,-264,-274,-277,-267]} 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 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Bd7 13. Nf1 cxd4 {C97: Closed Ruy Lopez: Chigorin Defence: 11 d4 Qc7, sidelines.} 14. cxd4 Rfe8 15. Ng3 Rac8 {The position is equal.} 16. Bd3 {[#]} Bd8 $146 (16... Nc6 $11 {keeps the balance.}) ({Predecessor:} 16... Nc6 17. Be3 exd4 18. Nxd4 d5 19. Rc1 Bb4 20. Bd2 Bxd2 21. Qxd2 dxe4 22. Nxe4 Nxe4 23. Bxe4 Qd6 24. Bxc6 Rxc6 25. Rxc6 Bxc6 26. Nxc6 Rxe1+ 27. Qxe1 Qxc6 {½-½ (27) Xie,J (2569)-Qin,K (2473) Tianjing 2003}) 17. b3 (17. d5 $1 $16) 17... Nc6 $1 $11 18. Bb2 Qb8 19. a3 Bb6 {[%cal Rc6d4]} 20. d5 Ne7 {[%cal Bc6e7,Be7g6,Bg6f4][%mdl 32]} 21. Qd2 Ng6 22. Rec1 Nf4 23. Bf1 h6 24. Bc3 N4h5 25. Nxh5 Nxh5 26. Ba5 Nf4 (26... f5 {keeps more tension.} 27. exf5 Bxf5 28. Rc6 Ba7 29. Bb4 Nf6) 27. Rxc8 ({White should play} 27. Bxb6 $11 Qxb6 28. Qe3 Qxe3 29. fxe3) 27... Rxc8 $15 28. Bxb6 Qxb6 29. Rc1 Rxc1 30. Qxc1 f5 31. g3 {[#]} (31. exf5 $17 Nxd5 32. Qd2) 31... Nh5 $1 $19 ({Resist} 31... fxe4 32. Nxe5 dxe5 33. gxf4 $17) 32. exf5 Nxg3 $1 33. Bd3 Nh5 34. Nh4 (34. Qe3 $142 Qd8 35. Be4) 34... Nf4 35. Bf1 Nxd5 36. Qd2 Qd4 37. Qxd4 exd4 {[%mdl 4096] Endgame KBN-KBN} 38. Nf3 Bxf5 ({Better is} 38... Kf7 $19 39. Nxd4 Kf6) 39. Nxd4 $17 Bd7 {[#]} 40. a4 $1 {[%cal Ra4b5][%mdl 512]} Nc3 (40... bxa4 41. Bc4) 41. a5 Kf7 42. Bg2 (42. h4 $17) 42... d5 $19 43. Kf1 Ke7 44. Ke1 Kd6 45. Kd2 b4 46. Bf1 {[#]} (46. h4 $17) 46... Kc5 $1 {[%cal Rc5d4] Black has a decisive advantage.} 47. Nf3 Bb5 48. Bg2 Ne2 {Accuracy: White = 48%, Black = 84%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.02.29"]
[Round "4.20"]
[White "Hadzimanolis, Antonios"]
[Black "Koudounis, Vasileios"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2221"]
[BlackElo "1986"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,9,10,7,10,0,0,0,0,0,13,0,0,0,0,0,0,0,0,0,0,0,0,0,6,8,43,0,13,0,0,-16,-7,-42,-4,-8,34,31,41,25,50,38,54,36,38,27,41,46,186,101,107,116,133,128,101,47,49,38,57,9,20,22,18,0,0,0,0,0,6,0,6,0,0,0,0,0,0,0,0,0,0]} 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 dxc4 5. Qa4+ Bd7 6. Qxc4 {A13: English Opening: 1...e6.} c5 7. Ne5 Qc8 8. Nc3 Nc6 9. Nxd7 Qxd7 10. Qa4 Rc8 11. d3 Be7 12. O-O O-O 13. Be3 Rfd8 14. Rac1 b6 15. Rfd1 Nd5 16. Nxd5 exd5 17. a3 {[#]} Qb7 $146 ({Predecessor:} 17... Qe6 18. b4 cxb4 19. axb4 Nxb4 20. Rxc8 Rxc8 21. Qxa7 d4 22. Bxd4 Qxe2 23. Rf1 Bc5 24. Bxc5 bxc5 {½-½ (34) Turner,M (2545)-Speelman,J (2510) England 2018}) 18. Qf4 a5 19. h4 Bf6 20. Rc2 Qe7 21. h5 h6 22. Qg4 Ne5 23. Qf5 Qe6 24. Bh3 $1 Qxf5 25. Bxf5 Rc6 26. f4 Nd7 27. b4 axb4 28. axb4 b5 (28... Be7 $14) 29. bxc5 (29. Bf2 $18) 29... d4 $16 30. Bxd7 Rxd7 31. Bd2 Rd5 32. Bb4 (32. e4 $16 Rdxc5 33. Rxc5 Rxc5 34. Ra1) 32... Rxh5 $14 33. Ra1 g5 $1 34. Ra8+ (34. Rca2 $5 {[%cal Ra2a6]} gxf4 35. Ra6 (35. gxf4 Be7 $11) 35... Rxa6 36. Rxa6 $16) 34... Kg7 {The position is equal.} 35. Rb8 {aiming for Rb6.} gxf4 36. gxf4 Be7 {[#] Hoping for ...Rg6+.} 37. Rxb5 Rf5 {Threatens to win with ...Rg6+.} 38. Bd2 Rfxc5 39. Rcxc5 Rxc5 40. Rxc5 (40. Rb7 {is more complex.} Bh4 41. Bb4 Rc2 42. Kf1 h5 43. Bd6) 40... Bxc5 $11 {KB-KB} 41. Kg2 Kf6 42. Kf3 Kf5 43. Be1 Ba3 44. Bf2 Bc5 {Accuracy: White = 82%, Black = 83%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.1"]
[White "Zeng, Chongsheng"]
[Black "Lu, Shanglei"]
[Result "1-0"]
[ECO "B87"]
[WhiteElo "2567"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,73,0,0,0,0,0,0,0,0,0,4,0,0,0,0,-8,19,10,14,14,12,19,21,24,56,79,460,455,385,474,450,455,296,398,394,393,1046,1009,29987,12832,12833,12833,12833,12834,12834,12835,12834,621,12831,603,12839,12839,12840,12840,12841,12841,12841,12842]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. Bb3 b5 8. Bg5 Be7 9. Qf3 Qc7 10. e5 {B87: Sicilian Scheveningen/Najdorf: 6 Bc4, with early ...b5.} Bb7 11. exd6 $1 Bxd6 12. Qe3 {The position is equal.} Be5 ({Not} 12... Bxg2 $2 13. Rg1 $18) 13. O-O-O O-O ({Don't blunder} 13... Bxg2 $2 14. Ndxb5 $1 {[%mdl 512]} axb5 15. Nxb5 $16) 14. f4 Bxd4 $1 15. Rxd4 Nbd7 ({Don't go for} 15... Bxg2 $2 16. Rg1 $18) 16. Rhd1 Bc6 17. g4 a5 {And now ...a4 would win.} 18. Bxf6 $1 Nxf6 19. g5 $1 $36 {[%cal Rg5f6][%mdl 2048] White is pushing.} Nd7 20. a4 b4 21. Ne4 Nb6 $2 {[%mdl 8192] [#] Black cannot hold the game after this.} (21... Rad8 $16 {is tougher.}) 22. Nf6+ $146 {[%mdl 512]} ({Predecessor:} 22. f5 Qe5 23. fxe6 fxe6 24. Qg3 Qxg3 25. Bxe6+ Kh8 26. hxg3 Nxa4 27. Nd6 g6 28. Nf7+ {1-0 (34) Miton,K (2580)-Czakon,J (2510) Karpacz 2008}) 22... gxf6 23. gxf6 {White wants to mate with Qg3+.} Kh8 {[#]} 24. f5 $1 {[%mdl 512] White threatens Qh6! and mate.} Qxh2 {White must now prevent ...Nd5.} (24... exf5 25. Qh6) 25. fxe6 fxe6 {...Bd5 is the strong threat.} 26. f7 Bd5 $2 (26... Rxf7 27. Qxe6 {[%mdl 64] Double Attack} Raf8) 27. Rh4 Qd6 28. Qf2 (28. Rf1 $142 Ra7 29. Rxh7+ Kxh7 30. Qh3+ Kg7 31. Qg4+ Kh8 32. Qh4+ Kg7 33. Qf6+ Kh7 34. Bxd5 {[%mdl 64] Pin}) 28... Qe5 {White is clearly winning.} 29. Bxd5 Nxd5 30. Rdh1 {[%csl Gh1][%cal Rh4h7]} Qg5+ 31. Kb1 {[%csl Gh1][%cal Rh4h7]} Kg7 32. Rxh7+ Kg6 {intending ...b3.} 33. Qe2 (33. Qd4 $142 Nf6 34. Qd3+ Qf5 35. R1h6+ Kg5 36. Qe3+ Qf4 {[#]} 37. Qh3 $1 {[%mdl 512]}) 33... Rxf7 34. Qxe6+ Rf6 35. Qd7 {[%csl Gd7][%cal Rh7g7]} Rg8 {[#]} 36. R7h6+ $1 {[%mdl 576] Deflection} Qxh6 37. Rg1+ {Accuracy: White = 87%, Black = 56%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.2"]
[White "Deligiannis, Paraskevas"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2038"]
[BlackElo "2523"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,0,18,7,15,0,0,-3,1,0,4,-8,-6,-28,-28,-31,-42,-22,0,0,-5,-7,0,-64,-57,-54,-28,-117,-107,-285,-312,-297,-283,-526,-529,-608,-575,-692,-497,-963,-970,-941,-941,-941,-884,-884,-879,-1152,-1129,-2225,-2041,-2550,-1259,-1259,-1245]} 1. c4 e5 2. g3 Nf6 3. Bg2 h6 4. Nc3 Bb4 5. e4 O-O 6. Nge2 {A20: English Opening: 1...e5.} Nc6 7. O-O Bc5 8. d3 {The position is equal.} a6 9. h3 d6 10. Kh2 {[#]} b5 $1 {[%mdl 512]} 11. cxb5 axb5 12. Nxb5 Ba6 $36 {[%mdl 2048] [#] White is under pressure.} 13. Nec3 $146 ({Predecessor:} 13. Na3 Nb4 14. Nc4 Bxc4 15. dxc4 Nxa2 16. Bd2 Nb4 17. Rb1 Re8 18. Nc1 Qb8 19. f4 {1-0 (33) Ubilava,E (2533)-Maze,S (2510) Navalmoral 2006}) 13... Rb8 14. Na3 Bxa3 15. bxa3 Nd7 16. Qg4 (16. Nd5 $11) 16... Kh8 $15 17. Rd1 Nc5 18. Bf1 (18. Be3 $11 {keeps the balance.}) 18... Nd4 $17 19. Rb1 $2 {White does not recover from this.} (19. Qh5 $17 {was worth a try.}) 19... Rxb1 $19 20. Nxb1 {[#]} f5 $1 {[%cal Rf5g4]} 21. exf5 $2 (21. Qh5 Bb5 22. Bg2) 21... Bb7 {Black is clearly winning.} 22. Nd2 Rxf5 23. f4 Qf6 24. Ne4 (24. Bg2 $142 Bxg2 25. Kxg2) 24... Nxe4 25. dxe4 h5 26. Qxf5 Nxf5 27. exf5 Qxf5 {...Qc2+ is the strong threat.} 28. Bd3 Qe6 {( -> ...Qd5!)} 29. Re1 Qxa2+ 30. Re2 Qd5 (30... Qb3 $142 31. Rb2 Qxd3 32. fxe5 dxe5 33. Rxb7 Qe2+ 34. Kg1 Qe1+ {[%mdl 64] Double Attack} 35. Kg2 Qe4+ {[%mdl 64] Double Attack} 36. Kf2 Qxb7) 31. Be4 {[#]} Qd1 $1 {Accuracy: White = 34%, Black = 84%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.3"]
[White "Kourkoulos-Arditis, Stamatis"]
[Black "Santiago, Yago De Moura"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2470"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,113,0,-2,29,10,7,11,26,-20,-20,-27,-18,-21,-6,-26,-12,-23,-20,-21,-18,-18,-18,-16,-30,-16,-16,-33,0,-108,-56,-92,-30,-91,0,0,0,0,0,0,0,0,0,0,0,0,0,0,233,243,448,446,463,447,454,454,454,433,505,515,727,708,906,842,938,997,964,903,924,823,1169,5616,4702,2855,8730,5716,29963,29964,29973,29973,29974,29974,29975,29975,29975,29976,29981,29982,29982,29983,29983,29984,29982,29983,29983,29983,29983,29984,29984,29981]} 1. e4 d6 2. d4 g6 3. Nc3 Bg7 4. Be3 Nf6 5. f3 c6 6. Qd2 b5 7. a4 b4 8. Nd1 a5 9. c3 Na6 {B07: Pirc Defence: Miscellaneous Systems.} 10. Bd3 O-O 11. Ne2 e5 {The position is equal.} 12. c4 exd4 13. Nxd4 Qc7 14. O-O Nc5 15. Be2 Re8 16. Nf2 Nfd7 17. Bh6 Bh8 18. b3 Nf8 19. Rad1 Nfe6 20. Nxe6 Bxe6 21. Qe3 {Threatening Bf4.} Qe7 22. g4 {[#]} (22. Bg5 $11 {remains equal.} Qf8 23. Bf4) 22... Rad8 (22... Bc3 $1 $17 23. Rc1 f6 24. Rxc3 bxc3) 23. f4 Bc8 ({Black should play} 23... Bc3 $17 24. e5 Bc8) 24. Bf3 (24. Bg5 $11 f6 25. Bh4) 24... d5 ({Better is} 24... Bc3 $17 25. e5 Bb7) 25. e5 $11 {[%cal Rc4d5]} Bb7 26. Rfe1 d4 27. Rxd4 Rxd4 28. Qxd4 Nxb3 29. Qb6 Nd2 30. Bxc6 Bxc6 31. Qxc6 {Strongly threatening Rd1.} b3 $2 {White now steadily converts the win.} (31... Qe6 $11 32. Qxe6 fxe6) 32. f5 $18 g5 $2 {[#]} (32... Rb8) 33. Bxg5 $1 {[%mdl 576] Double Attack} Nf3+ (33... Qxg5 34. Qxe8+) 34. Qxf3 Qxg5 35. Qxb3 Qd2 36. Qe3 Qxe3 37. Rxe3 Bxe5 {[%mdl 4096] Endgame KRB-KRN} 38. Kg2 f6 39. Nd3 Rc8 40. Nxe5 fxe5 41. Rxe5 Rxc4 42. Rxa5 Rxg4+ {KR-KR} 43. Kf3 Rh4 44. Kg3 Rb4 45. Ra7 h5 46. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32] White mates.} h4+ 47. Kf3 Ra4 48. a6 Kf8 49. f6 h3 50. Kg3 Ke8 51. Re7+ Kf8 52. a7 Ra3+ 53. Kg4 Ra4+ 54. Kxh3 Ra3+ 55. Kg2 Ra2+ 56. Kf3 Ra3+ 57. Ke2 {Accuracy: White = 87%, Black = 55%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.4"]
[White "Marin, Mihail"]
[Black "Papadopoulos, Panayotis"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2502"]
[BlackElo "2220"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,81,64,60,40,51,72,58,29,51,37,74,73,83,80,162,138,145,140,151,143,144,139,124,129,166,150,189,135,138,150,124,150,131,132,138,102,81,61,176,174,190,154,250,236,233,185,386,386,5406,2723,2733,481,457,456,481,481,481,481,6103,6103,1265,1148,29997,29998]} 1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. e4 c6 6. g3 Be7 7. Bg2 O-O 8. O-O Qc7 9. h3 Re8 10. Be3 Bf8 11. a3 {A55: Old Indian Defence with Nf3 and e4.} a6 12. Qc2 b5 13. Nd2 {White is slightly better.} Bb7 {[#]} 14. cxb5 $146 ({Predecessor:} 14. Rac1 Rac8 15. Qb1 Qb8 16. b4 Qa8 17. Rfe1 g6 18. a4 bxa4 19. Nxa4 Rb8 20. dxe5 dxe5 {½-½ (59) Padevsky,N (2480)-Vizantiadis,L (2290) Albena 1977}) 14... cxb5 15. d5 Be7 16. Rfc1 Bd8 (16... Rec8 $16 {was called for.}) 17. Qd3 Qb8 18. b4 Nb6 19. a4 bxa4 20. Nxa4 Nxa4 21. Rxa4 Bc8 22. Qa3 Nd7 23. Nc4 ({White should play} 23. b5 $18 {[%cal Rb5a6]} Bb6 24. Nc4 (24. bxa6 Bxe3 25. fxe3 Ra7 $18) 24... Bxe3 25. Qxe3 (25. fxe3 Nc5 $16)) 23... Nb6 $16 24. Nxb6 Bxb6 25. Bxb6 Qxb6 26. Rc6 Qb8 27. Ra5 Bb7 28. Rc1 Rc8 {[#]} (28... Qd8 $14) 29. Rxc8+ $1 $18 Qxc8 30. b5 axb5 (30... Qc5 $16 {might work better.}) 31. Rxa8 Qxa8 32. Qxd6 f6 $2 (32... h6 33. Qe7 (33. Qxe5 b4 $16) 33... Bc8 34. Qe8+ (34. Qxe5 Bd7 $18) 34... Kh7) 33. Bf1 Bc8 $2 (33... b4 34. Qe7 h6) 34. Qd8+ Kf7 35. Qc7+ (35. Bxb5 $142 {[%csl Gb5][%cal Rd8e8]} Bb7 36. Qd7+ Kg6 37. Qf5+ Kf7 38. Qe6+ Kf8 39. d6 Bd5 40. Qe7+ Kg8 41. d7) 35... Kg6 36. d6 b4 {If Black can now play ...b3 this consolidates a bit.} 37. d7 Bxd7 38. Qxd7 Qa1 (38... Qf8 $142 39. Be2 Kh6) 39. Qe8+ Kh6 40. g4 {[%csl Gg4][%cal Re8h5] [#]} g5 41. Qf7 {Accuracy: White = 82%, Black = 34%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.5"]
[White "Chatzieleftheriou, Andreas"]
[Black "Stanojoski, Zvonko"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2167"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "166"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,166,29,23,72,59,63,67,71,75,83,50,54,48,52,23,53,52,45,46,72,35,80,49,49,0,3,0,0,0,0,0,0,0,0,0,0,0,0,0,51,47,55,14,30,42,29,10,9,0,7,0,0,0,0,0,0,0,0,0,33,0,23,0,13,0,0,0,0,0,0,0,0,-27,-27,-27,0,-31,-31,-191,-187,-180,-180,-198,-188,-181,-181,-187,-187,-187,-156,-296,-262,-661,-379,-375,-358,-347,-270,-511,-502,-629,-629,-621,-612,-583,-560,-463,-349,-339,-338,-319,-339,-699,-693,-561,-563,-649,-598,-598,-598,-574,-489,-523,-481,-1187,-1141,-897,-843,-796,-775,-1531,-1417,-854,-630,-29984,-1477,-6174,-6174,-6353,-6327,-6301,-6271,-6239,-6231,-6217,-6206,-6191,-6191,-6159,-6141,-6126,-6126,-6079,-6079]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. cxd4 e6 6. Nf3 d6 7. Bc4 Nb6 8. Bd3 h6 {8...dxe5 gains popularity. B22: Sicilian: 2 c3.} 9. O-O Nc6 10. Nc3 d5 {White is slightly better.} 11. Be3 Bd7 {[#]} 12. Nd2 $146 ({Predecessor:} 12. b3 Be7 13. g3 Nb4 14. Bb1 Rc8 15. Qd2 a5 16. a3 Nc6 17. Bd3 Ra8 18. Qe2 a4 19. b4 {0-1 (40) Schjelderup,N (1570)-Handberg,R (1480) Tromsoe 2008}) 12... Rc8 13. f4 g6 14. Qe2 Na5 15. Bf2 a6 16. Nf3 Be7 17. Rac1 Nbc4 18. b3 Na3 19. Nb1 Nc6 20. Qb2 Nb4 21. Rxc8 Qxc8 22. Rc1 Qd8 23. Be2 Nxb1 24. Qxb1 Qa5 25. a4 O-O 26. Bh4 Qd8 (26... Bxh4 $11 27. Nxh4 Rc8) 27. Bxe7 $14 Qxe7 28. Qb2 a5 29. Qd2 Kg7 30. g3 Rb8 31. h4 Qd8 32. Kg2 Rc8 33. Rc3 Rc7 34. Kf2 Qc8 35. Rxc7 Qxc7 36. Ne1 b6 37. Ke3 Bc8 38. Kf2 Bb7 39. Ke3 Qc8 40. Kf2 Ba6 41. Bxa6 Qxa6 42. Qc3 Qb7 43. Nc2 Nxc2 44. Qxc2 $11 {[%mdl 4096] Endgame KQ-KQ} Qe7 45. Qd2 Qa3 46. Qe3 $2 {White does not recover from this.} (46. Qc2 $15) 46... Qb2+ 47. Kf1 Qc2 48. Kg1 h5 49. Kh1 Kf8 50. Kg1 Ke7 51. Kf1 Kd7 52. Ke1 (52. f5 $17 {was the only chance.}) 52... Kc6 $19 53. Qe2 $2 (53. f5 gxf5 54. Qg5 Qe4+ 55. Kf1 Qxd4 56. Qxh5) 53... Qc3+ 54. Kf2 Qxd4+ 55. Kf1 {intending Qb5+.} Qb4 56. Qa6 $2 (56. Qc2+ Kb7 57. Ke2) 56... Kc5 57. Qb7 Qxb3 58. Qxf7 Qf3+ 59. Ke1 Qxg3+ {[%mdl 64] [#] Double Attack} 60. Kd2 Kd4 61. Qxe6 Qxf4+ {[%mdl 64] Double Attack} 62. Kd1 Qf1+ 63. Kd2 $2 (63. Kc2 Qe2+ 64. Kb1) 63... Qg2+ 64. Kc1 Kd3 {[%csl Gd3][%cal Rg2c2] [#]} 65. Kb1 Qc2+ 66. Ka1 Qxa4+ 67. Kb1 Qb5+ 68. Kc1 Qc5+ 69. Kb1 (69. Kb2 $142 Kc4 70. Qxg6) 69... Qg1+ 70. Ka2 Ke4 71. Qd6 Qh2+ 72. Kb1 Qxe5 73. Qxg6+ Kf4 74. Qxb6 a4 (74... Qe4+ $142 75. Ka1 Qa4+ 76. Kb1 Qb4+ 77. Qxb4+ axb4 78. Kc1 Ke3 79. Kc2 d4 80. Kd1 d3 81. Kc1 Ke2 82. Kb2 d2 83. Kb3 d1=Q+ 84. Kc4 Qd6 85. Kb5 b3 86. Ka4 b2 87. Kb3 b1=Q+ 88. Kc4 Qbd3#) 75. Qf2+ {Black is clearly winning.} Kg4 76. Qg2+ Kxh4 77. Qh1+ Kg4 {( -> ...Qe4+)} 78. Qd1+ Kg5 79. Qg1+ Kf5 80. Qf1+ Qf4 81. Qh3+ Kf6 82. Qc3+ Kg6 83. Qc6+ Kg5 {Accuracy: White = 56%, Black = 81%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.6"]
[White "Bullen, Alex"]
[Black "Nesteretz, Anatoliy"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2085"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,63,16,25,17,44,0,0,0,33,28,55,24,27,26,136,134,87,45,152,151,219,208,339,339,337,304,466,454,480,483,476,437,379,160,156,101,103,109,143,94,98,89,74,52,75,0,74,32,24,14,23,0,17,0]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O Nc6 7. Re1 {B07: Pirc Defence: Miscellaneous Systems.} e5 8. dxe5 dxe5 9. Nc4 Nd7 10. c3 a5 11. Bg5 f6 12. Be3 f5 (12... Qe7 $11 {keeps the balance.}) 13. exf5 $16 gxf5 {next ...e4 is good for Black.} 14. Ng5 {Ne6 is the strong threat.} Qe8 {[#]} (14... Qe7 $1 $14) 15. Na3 $1 $36 {[%mdl 2048] White has strong initiative.} Kh8 (15... e4 $16 {is a better defense.}) 16. Nb5 $18 e4 (16... Rb8 $142 17. Nxc7 Qg6) 17. Nxc7 {[%mdl 64] Double Attack} Qg6 18. Nge6 Rg8 (18... Rb8 {was necessary.} 19. Nxf8 Nxf8) 19. Nf4 ({Less strong is} 19. Nxa8 Qxe6 20. Be2 Bh6 $18) 19... Qd6 20. Nxa8 exd3 21. Qxd3 Qb8 22. Nb6 (22. Nh5 $18) 22... Nxb6 $16 23. Ng6+ (23. Nh5 $142 Qc7 24. Rad1) 23... hxg6 24. Bxb6 {[#] White wants to mate with Qh3+.} Rf8 25. Bc5 {Hoping for Bd6.} Rd8 26. Qh3+ Kg8 27. Bb6 Rf8 28. Bc5 (28. Qf3 $16) 28... f4 (28... Rd8 $11) 29. Qh4 Rd8 30. Bb6 Rf8 31. Bc5 Rd8 32. Bb6 {White really could win this. Accuracy: White = 61%, Black = 31%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.7"]
[White "Vestby-Ellingsen, Mads"]
[Black "Gu, Tianlu"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2357"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "240"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,240,16,18,16,7,6,23,20,15,-3,44,43,181,57,39,0,0,0,0,0,0,0,4,0,21,19,21,18,69,10,7,11,13,3,3,4,6,10,4,8,6,11,34,26,79,79,79,79,75,75,75,75,112,112,112,112,112,112,112,112,112,112,120,112,112,112,112,112,112,110,102,82,147,130,135,131,215,185,345,317,379,147,438,430,376,166,182,164,177,164,180,171,245,242,219,176,175,172,156,135,155,0,142,141,134,130,5531,110,228,229,197,203,221,196,214,182,181,0,186,0,180,171,171,0,199,155,155,155,140,126,124,116,125,43,158,161,161,162,375,167,151,142,149,171,147,165,309,316,467,444,669,792,792,792,337,89,89,89,171,89,89,107,89,114,12837,12837,12837,12837,12837,89,12839,89,89,89,89,89,89,89,89,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 c5 6. O-O Nc6 7. Qa4 Bd7 8. Qxc4 b5 9. Qc3 {E04: Open Catalan: 5 Nf3.} b4 10. Qd3 Rc8 11. dxc5 {White has an edge.} Bxc5 12. Nbd2 Na5 13. Ne5 Qb6 (13... Ba4 $14) 14. Nxd7 (14. Ne4 $18 {Strongly threatening Nxf6+.} Qb5 15. Nxd7 Qxd7 16. Nxc5 Rxc5 17. Qxd7+ Kxd7 18. Rd1+ Ke7 19. Bd2) 14... Nxd7 $14 15. Nf3 Nc6 16. Bg5 h6 17. Rad1 Nde5 18. Nxe5 Nxe5 19. Qe4 Nd7 20. Bf4 {Threatens to win with Qb7.} Nf6 21. Qf3 Bd4 ({Better is} 21... Ke7 $11) 22. Qb7 (22. e3 $14 Bxb2 23. Bd6) 22... O-O $11 23. Qxb6 Bxb6 24. Bd6 Rfd8 25. Bxb4 Rxd1 $1 26. Rxd1 Rc2 27. Bf3 {With the idea Bc3.} Rxb2 28. a3 e5 {White should prevent ...e4.} 29. Bc3 Rb3 (29... Rb5 $11) 30. Bxe5 $16 Rxa3 31. Bxf6 gxf6 {[%mdl 4096] Endgame KRB-KRB} 32. Rd7 Ra1+ 33. Kg2 Ra2 34. Bh5 Rc2 35. Bxf7+ ({Reject} 35. Rxf7 Rc5 $15) 35... Kf8 36. Bh5 Rc7 37. Rd8+ Kg7 38. Rb8 Bc5 39. Be8 a5 40. h4 Ra7 41. Ba4 Bb4 42. f4 Rc7 43. h5 Ra7 (43... Be1 $142) 44. Kf3 Rc7 45. e4 Re7 (45... Be1 $16 46. Kg4 Bc3) 46. Ra8 $1 $18 Rc7 $2 (46... Bc3 {was called for.} 47. Bb3 Kh7 48. Bg8+ Kg7) 47. Kg4 Be1 48. Ra6 $2 (48. Bb3 $18 {has better winning chances.}) 48... Rc4 $2 {[%mdl 8192]} (48... Bf2 $16 49. Rxa5 Ra7 50. Rxa7+ Bxa7) 49. Bc6 $1 Rc3 50. Ra7+ (50. Kf5 $142) 50... Kh8 51. Bd5 {Hoping for Kf5.} Rxg3+ 52. Kf5 Bc3 53. Bf7 Kg7 (53... Rg2 $142 54. Bc4 Rg3) 54. Rc7 Bd4 55. Bd5+ Kh8 56. Rc8+ Kh7 57. Ra8 Bc3 58. Ra7+ Kh8 $1 59. Bc4 Rg2 60. Bf7 Kg7 $2 {[%mdl 8192]} (60... Rg3 $16 61. Bd5 Rg7) 61. Ke6 $2 (61. e5 $18 {White wants to mate with Bg6+.} Bd4 62. exf6+ Kf8 63. Rc7) 61... Rg4 (61... Rf2 $16) 62. Bg6+ $1 Kg8 63. Rc7 Bb2 64. Rc2 Ba1 65. Rc1 Bb2 66. Rc2 Ba1 $1 67. Rc1 Bb2 $1 {[%cal Rb2c1]} 68. Rc8+ Kg7 69. Rc7+ Kg8 $1 70. Rb7 Bc3 71. Rb3 Ba1 72. Kf5 Rg1 73. Ra3 Rf1 74. Rxa5 ({White should play} 74. Ke6 $1 $16) 74... Bc3 (74... Be5 $1 $14) 75. Ra8+ $1 $16 Kg7 76. Ra7+ Kg8 $2 (76... Kf8 {keeps fighting.} 77. Bh7 Be5) 77. Bf7+ (77. Bh7+ $142 Kf8 78. Ke6) 77... Kf8 $18 78. Bc4 Rf2 79. Rf7+ Ke8 80. Rh7 Bd2 (80... Kf8 {was worth a try.} 81. Kg4 (81. Rxh6 Rxf4+ 82. Kxf4 Bd2+ 83. Kg4 Bxh6 $14) 81... Rg2+ 82. Kf3 Rh2) 81. Ke6 {[%cal Rh7h8]} ({Not} 81. Kxf6 Rxf4+ 82. Ke5 Rg4 $16) 81... Kf8 (81... Kd8 $142 82. Rd7+ (82. Rxh6 Rxf4 83. Rh8+ Kc7 $18) 82... Ke8) 82. Rf7+ Ke8 83. Bb5+ Kd8 84. Rd7+ Kc8 85. Rxd2 $2 ({Less strong is} 85. Kxf6 Bxf4 86. Rh7 Rh2 $16) (85. Ba6+ $18 {and White stays clearly on top.} Kb8 86. Rb7+ Ka8 87. Rb2) 85... Rxd2 $16 86. Kxf6 $18 {Black must now prevent e5. KR-KB} Rd4 87. Ke5 $1 {[%cal Re5d4]} Rb4 88. Bc6 Kc7 89. Bd5 {Ke6 is the strong threat.} Kd7 $2 {[%mdl 8192] [#]} (89... Rb6 $16) 90. Kf6 $1 Rb1 91. e5 Ke8 92. f5 $2 (92. Bf7+ $18 Kf8 93. e6) 92... Rd1 $2 {[%mdl 8192] [#]} (92... Kf8 $16 93. Bf3 Rb3) 93. Bc6+ $2 (93. Bf7+ $1 $18 {and the rest is easy.} Kf8 94. e6) 93... Kf8 $16 94. Bb5 Rb1 95. Bc4 Rc1 96. Bd5 Ra1 97. e6 (97. Ke6 $16) 97... Re1 $11 {The position is equal.} 98. Bc6 Re3 99. Bb7 Re1 100. Bd5 Re3 101. Ba8 Re1 102. Bb7 Re3 103. Bd5 Re1 104. Bb7 Re3 105. Bc8 Re1 106. Bd7 Re3 107. Kg6 Rg3+ 108. Kxh6 {aiming for f6.} Ke7 109. Kh7 Rg5 110. h6 Rxf5 111. Kg6 Rf2 112. h7 Rg2+ 113. Kh6 Rh2+ 114. Kg7 Rg2+ 115. Kh6 Rh2+ 116. Kg6 Rg2+ 117. Kf5 Rh2 118. Kg6 Rg2+ 119. Kh6 Rh2+ 120. Kg7 Rg2+ {Black defended with fortune. Accuracy: White = 75%, Black = 65%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.8"]
[White "Koutlas, Nikolaos"]
[Black "Trimitzios, Petros"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2030"]
[BlackElo "2353"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,56,3,16,-27,-29,-33,11,6,21,11,12,11,56,51,61,50,75,75,83,48,79,45,36,-29,-22,-233,-239,-369,-358,-376,-376,-376,-376,-372,-370,-514,-506,-501,-483,-635,-629,-625,-436,-741,-725,-1060,-1040,-1422,-1278]} 1. c4 e5 2. g3 h5 3. Bg2 h4 4. d4 exd4 5. Qxd4 Nc6 6. Qe4+ {A20: English Opening: 1...e5.} Be7 7. Bg5 Kf8 (7... d6 {seems wilder.} 8. gxh4 Be6 9. Nf3 Nf6 10. Qf4 Qd7) 8. Bxe7+ {[#] The position is equal.} Ngxe7 $146 ({Predecessor:} 8... Qxe7 9. Qxe7+ Ngxe7 10. Nc3 a6 11. Nh3 d6 12. Nf4 h3 13. Be4 Be6 14. Ncd5 Rc8 {½-½ (93) Koskoska,G (2026)-Alboredo,J (2174) Batumi 2018}) 9. Nc3 d6 10. g4 Be6 11. h3 $1 Qd7 12. Nf3 Re8 13. Ng5 Ng6 14. Nxe6+ Rxe6 15. Qc2 Nf4 16. Be4 (16. Bd5 $14) 16... Nd4 $11 17. Qd2 $2 {[#] White does not recover from this.} (17. Qb1 $11 {and White stays safe.} b5 18. e3 bxc4 19. Qd1 (19. exf4 d5 $17 {[%mdl 64] Pin})) 17... Nfxe2 $1 $19 {[%mdl 512]} 18. f3 {[#]} (18. Kf1 {might work better.} Nxc3 19. bxc3 Rxe4 20. cxd4) (18. Nxe2 Rxe4) 18... Rxe4 $1 {[%mdl 576] Remove Defender} 19. fxe4 {aiming for Rf1.} (19. Nxe4 Nxf3+) 19... Nf3+ {[%mdl 64] Double Attack} 20. Kxe2 Nxd2 21. Kxd2 Rh6 22. Raf1 Qe6 {Black is clearly winning.} 23. Kd3 Rf6 24. Nd5 Rxf1 25. Rxf1 c6 26. Nf4 (26. Nc3 $142) 26... Qf6 27. Rf2 g5 28. e5 dxe5 {[%mdl 64] Pin. Accuracy: White = 28%, Black = 70%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.9"]
[White "Gouloutis, Nikolaos"]
[Black "Stoinev, Metodi"]
[Result "1-0"]
[ECO "D94"]
[WhiteElo "2347"]
[BlackElo "2206"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,43,41,26,34,3,11,10,31,24,19,36,54,46,50,39,56,64,50,44,44,37,43,0,204,206,236,246,226,216,496,490]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. Be2 O-O 7. O-O a6 8. Qb3 e6 {D94: Grünfeld: 4 Nf3 Bg7 5 e3.} 9. Bd2 Nbd7 10. Rfd1 {[#]} Ne4 $146 {The position is equal.} ({Predecessor:} 10... b6 11. a4 a5 12. Be1 Rb8 13. Rac1 Bb7 14. cxd5 exd5 15. Ne5 Nxe5 16. dxe5 Nd7 {0-1 (46) Bukavshin,I (2607)-Sjugirov,S (2645) Vladivostok 2014}) 11. Be1 Nd6 12. c5 Nf5 13. e4 $36 {[%mdl 2048] Black is under pressure.} dxe4 14. Nxe4 Nf6 15. Nxf6+ Bxf6 16. Qa4 b5 17. cxb6 Qxb6 18. b3 c5 $2 {[#]} (18... a5 $11 {and Black is okay.}) 19. dxc5 $18 Qxc5 20. Bb4 Qb6 21. Bxf8 Bxa1 $2 (21... Kxf8 22. Rac1 Bb7) 22. Ba3 {Accuracy: White = 82%, Black = 89%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.10"]
[White "Krallis, Christos"]
[Black "Tsaknakis, Zisis"]
[Result "0-1"]
[ECO "E81"]
[WhiteElo "2276"]
[BlackElo "2197"]
[Annotator "ChessBase"]
[PlyCount "43"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 7. Be3 Nc6 8. d5 Ne5 9. Ng3 h5 10. Be2 h4 11. Nf1 e6 12. h3 b5 13. Nxb5 exd5 14. cxd5 Rb8 15. Qd2 Bd7 16. Nc3 c4 17. Bxa7 Rb7 18. Bd4 Nh5 19. Qe3 Rb6 20. b4 Rxb4 21. Nd1 Rb2 22. Bd3 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.11"]
[White "Giannoulakis, Lampros"]
[Black "Samaridis, Konstantinos"]
[Result "1-0"]
[ECO "E55"]
[WhiteElo "2266"]
[BlackElo "2104"]
[Annotator "ChessBase"]
[PlyCount "93"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. a3 Bxc3+ 8. bxc3 b6 9. O-O Nbd7 10. Bb2 dxc4 11. Bxc4 Bb7 12. Qe2 Qc7 13. Rac1 Rac8 14. h3 Ne4 15. Nd2 Nxd2 16. Qxd2 Qc6 17. f3 b5 18. Bd3 c4 19. Bb1 Rfd8 20. Qf2 Nf8 21. e4 Qd6 22. f4 Rc7 23. Rce1 a5 24. Re3 b4 25. axb4 axb4 26. cxb4 Qxb4 27. Bc3 Qb6 28. Rg3 f6 29. Kh2 Rf7 30. f5 exf5 31. Qxf5 Qe6 32. Qxe6 Nxe6 33. d5 Nc5 34. Rxf6 Rxf6 35. Bxf6 Rd7 36. Bd4 Nb3 37. Bc3 g6 38. h4 Kf7 39. h5 gxh5 40. Rg5 Nc5 41. Rxh5 Kg6 42. Rh3 Kg5 43. Rg3+ Kf4 44. Rf3+ Kg4 45. Be5 Nxe4 46. Bxe4 Bxd5 47. Bf5+ 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.12"]
[White "Ladopoulos, Dimitrios"]
[Black "Stefanou, Konstantinos"]
[Result "1-0"]
[ECO "E06"]
[WhiteElo "2253"]
[BlackElo "1959"]
[Annotator "ChessBase"]
[PlyCount "83"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O c6 7. Qc2 b6 8. Nbd2 Bb7 9. Rd1 Na6 10. a3 Rc8 11. b4 Qc7 12. e4 Nxe4 13. Nxe4 dxe4 14. Bf4 Bd6 15. Bxd6 Qxd6 16. Qxe4 h6 17. Ne5 Nb8 18. c5 Qe7 19. Nc4 b5 20. Nd6 Rc7 21. a4 a6 22. axb5 axb5 23. Ra7 Bc8 24. Nf5 Rxa7 25. Nxe7+ Rxe7 26. Ra1 Rd8 27. h4 Bb7 28. Ra7 Red7 29. Qe5 Na6 30. Bxc6 Bxc6 31. Rxa6 Bf3 32. Qf4 Bd5 33. Kh2 f5 34. Rb6 Kf7 35. Rxb5 g5 36. Qe5 Bf3 37. Rb6 Re7 38. b5 gxh4 39. c6 Ra8 40. c7 hxg3+ 41. Kxg3 Ra3 42. Qc5 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.13"]
[White "Markidis, Konstantinos"]
[Black "Nteligiorgis, Eleftherios"]
[Result "1/2-1/2"]
[ECO "B50"]
[WhiteElo "2211"]
[BlackElo "1944"]
[Annotator "ChessBase"]
[PlyCount "50"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 c5 2. Nf3 e6 3. Nc3 d6 4. g3 Nf6 5. Bg2 Be7 6. O-O O-O 7. e5 dxe5 8. Nxe5 Qc7 9. Re1 Nbd7 10. Nc4 Nb6 11. Nb5 Qd8 12. Nxb6 Qxb6 13. Na3 Nd7 14. Nc4 Qc7 15. d3 Bf6 16. Rb1 Rb8 17. Bf4 e5 18. Bd2 b5 19. Ne3 Bb7 20. Nd5 Qd6 21. c4 Bxd5 22. Bxd5 Nb6 23. Be4 bxc4 24. dxc4 Nxc4 25. Bc3 Qd8 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.14"]
[White "Opseth, Oliver"]
[Black "Madebrink, Lars"]
[Result "1/2-1/2"]
[ECO "B21"]
[WhiteElo "1894"]
[BlackElo "2115"]
[Annotator "ChessBase"]
[PlyCount "137"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 c5 2. d4 cxd4 3. c3 dxc3 4. Nxc3 Nc6 5. Nf3 d6 6. Bb5 Bd7 7. O-O Nf6 8. Bf4 g6 9. Qd2 Bg7 10. Bh6 O-O 11. Bxg7 Kxg7 12. Rad1 Qa5 13. Qf4 Ne5 14. Bxd7 Nexd7 15. Nd5 Nxd5 16. Rxd5 Qxa2 17. g4 Qxb2 18. g5 Rac8 19. Qg4 Rfd8 20. h4 Rc4 21. h5 Nb6 22. Rd2 gxh5 23. Qxh5 Qc3 24. Rc2 Qb3 25. Re2 Kg8 26. Nd2 Qd3 27. Nxc4 Nxc4 28. Kg2 Ne5 29. Rh1 Ng6 30. Qxh7+ Kf8 31. Re3 Qd4 32. Rf3 Qg7 33. Qh3 d5 34. exd5 Qe5 35. Qf5 Qxf5 36. Rxf5 Rxd5 37. Rxd5 Nf4+ 38. Kf3 Nxd5 39. Ke4 e6 40. Ke5 Kg7 41. f4 Ne3 42. Ra1 a5 43. Ke4 Nc4 44. Kd4 b5 45. Kc5 Nb2 46. Rxa5 Nd3+ 47. Kd4 Nxf4 48. Rxb5 Kg6 49. Rb7 Nh3 50. Ke5 Nxg5 51. Rb6 f6+ 52. Kf4 e5+ 53. Kg4 Nf7 54. Ra6 Nh6+ 55. Kf3 Kf5 56. Ra5 Nf7 57. Ra7 Nd6 58. Ra5 Ke6 59. Ra6 f5 60. Ke3 f4+ 61. Kf3 Kd5 62. Ra5+ Kd4 63. Ra4+ Nc4 64. Ra8 Nb6 65. Ra6 Nc4 66. Ra8 Nd6 67. Ra4+ Kd5 68. Rxf4 exf4 69. Kxf4 {Ke5+ Ke4+} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.15"]
[White "Vardakas, Grigorios"]
[Black "Zlatkov, Anton"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2115"]
[BlackElo "1828"]
[Annotator "ChessBase"]
[PlyCount "119"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. c4 c6 5. O-O Be7 6. b3 O-O 7. Bb2 Nbd7 8. d4 b6 9. Ne5 Bb7 10. Nd2 c5 11. Nxd7 Qxd7 12. cxd5 exd5 13. Rc1 Rac8 14. dxc5 bxc5 15. Re1 Rfd8 16. Qc2 d4 17. Bxb7 Qxb7 18. Nc4 Nd5 19. Qe4 Re8 20. Qf3 Qd7 21. e3 Bf6 22. exd4 cxd4 23. Rxe8+ Rxe8 24. Rd1 Nb4 25. a3 Nc2 26. Bc3 Qe7 27. Ba5 h6 28. Rc1 Qe2 29. Qxe2 Rxe2 30. Rd1 Re8 31. Kf1 Rb8 32. Rd3 Be7 33. a4 Bf6 34. Ke2 Nb4 35. Bxb4 Rxb4 36. Kf3 Kf8 37. Ke4 Ke7 38. Kd5 Rb8 39. f4 Rd8+ 40. Ke4 Ke6 41. f5+ Ke7 42. Ne5 Rd6 43. b4 a6 44. Ng4 h5 45. Nxf6 Kxf6 46. Rxd4 Rb6 47. h4 Rc6 48. b5 axb5 49. axb5 Rc3 50. Rd6+ Ke7 51. Rd3 Rc5 52. Rb3 Kd6 53. b6 Rc4+ 54. Kf3 Rc8 55. b7 Rb8 56. Kf4 f6 57. g4 Kc7 58. gxh5 Rxb7 59. Rxb7+ Kxb7 60. h6 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.16"]
[White "Nilsen, Tobias Lang"]
[Black "Papagiannis, Asterios"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "2135"]
[BlackElo "1917"]
[Annotator "ChessBase"]
[PlyCount "92"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. c3 a6 5. Ba4 Bg7 6. d4 exd4 7. cxd4 b5 8. Bb3 Nge7 9. O-O O-O 10. Nc3 d6 11. h3 Na5 12. Bc2 Bb7 13. Re1 Qd7 14. d5 Rac8 15. Bf4 Nc4 16. Qc1 c6 17. dxc6 Qxc6 18. Nd5 Rfe8 19. Nb4 Qc7 20. Rb1 a5 21. Nd3 Nxb2 22. Nxb2 Qxc2 23. Qxc2 Rxc2 24. Nd3 Rxa2 25. Rxb5 Ba6 26. Nc1 Bxb5 27. Nxa2 Bc4 28. Nc1 Rd8 29. Bg5 f6 30. Bd2 Nc6 31. Ne2 d5 32. exd5 Bxd5 33. Nfd4 Nxd4 34. Nxd4 Ra8 35. Nb5 Bc6 36. Nc7 Ra7 37. Ne6 a4 38. Nxg7 Kxg7 39. Bc3 Bd5 40. Rd1 Be6 41. Bd4 Rd7 42. Rd2 a3 43. Bc3 Rc7 44. Bd4 Rc1+ 45. Kh2 a2 46. Re2 Bf7 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.17"]
[White "Tziotzios, Dimitrios"]
[Black "Tsironis, Alexandros"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "1473"]
[BlackElo "1962"]
[Annotator "NA"]
[PlyCount "46"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

{[%evp 8,44,27,19,24,33,29,39,49,14,57,4,75,-1,37,32767,45,32767,32767,25,12,25,38,33,31,24,32767,46,38,32767,32767,32767,32767,-293,32767,32767,32767,32767,-689]} 1. d4 g6 2. g3 Bg7 3. Bg2 d6 4. c4 Nf6 5. Nc3 O-O 6. Nf3 Nc6 7. O-O a6 8. h3 {8.b3 is setting a new trend.} Nd7 9. e4 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} e5 (9... b5 $11 {remains equal.}) 10. d5 (10. Bg5 $14 f6 11. Be3) 10... Ne7 11. Be3 {[#]} a5 $146 ({Predecessor:} 11... f5 12. Ng5 Nf6 13. Qc2 Nh5 14. Kh2 f4 15. Bd2 h6 16. Nf3 g5 17. g4 Nf6 {½-½ (58) Sit,V (1617)-Burns,M (1901) Coventry 2015}) 12. Qd2 b6 13. Ne1 f5 14. Nd3 Nf6 15. f3 Nh5 16. Ne2 Kh8 17. Rab1 Ng8 18. b3 Nxg3 19. Nxg3 f4 20. Nxf4 $2 (20. Bf2 $15 fxg3 21. Bxg3) 20... exf4 21. Bxf4 Rxf4 22. Qxf4 {[#]} Bh6 $19 23. Qf7 Be3+ 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.18"]
[White "Makris, Spyridon-Dionysios"]
[Black "Theoharidis, Georgios"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "1959"]
[BlackElo "1813"]
[Annotator "NA"]
[PlyCount "65"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

{[%evp 8,39,22,10,6,10,112,111,102,141,140,176,193,170,231,231,225,32767,32767,201,244,32767,158,147,227,189,185,189,32767,198,32767,343,32767,381]} 1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 f5 5. d5 Be7 6. g3 {A40: Unusual replies to 1 d4.} e5 {[#]} (6... Nf6 $11 {remains equal.}) 7. e4 $146 ({Predecessor:} 7. Nf3 d6 8. e4 fxe4 9. Nxe4 Nf6 10. Neg5 Bc8 11. Bd3 O-O 12. Qc2 h6 13. Ne6 Bxe6 14. dxe6 {1-0 (36) Swapnil,S (2429)-Singh,D (2303) Chennai 2010}) 7... fxe4 8. Qh5+ ({Don't play} 8. Nxe4 $6 Nf6 $14) 8... Kf8 9. Qxe5 ({But not} 9. Nxe4 $6 Nf6 $16) 9... Bf6 10. Qf4 g5 (10... Qe7 $142) 11. Qxe4 Bxc3+ 12. bxc3 Qf6 13. Qd4 h6 14. Bg2 Na6 15. Ne2 Re8 (15... Nc5 $16) 16. Be3 Nc5 17. h4 Nb3 18. Qxf6+ Nxf6 19. Rb1 ({Stronger than} 19. hxg5 Nxa1 20. gxf6 Nc2+ 21. Kd2 Nxa3 $15) 19... Na5 20. hxg5 $18 Rxe3 21. fxe3 Ng4 22. gxh6 Nxc4 23. Nf4 Rxh6 24. Rxh6 Nxh6 25. Bh3 Nxe3 26. Bxd7 Ke7 27. Be6 Kd6 28. Ke2 Nef5 29. g4 Ng7 30. Rh1 Nxe6 31. Rxh6 Bxd5 32. Ke3 Ke5 33. Rh5+ 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.19"]
[White "Yugina, Maria"]
[Black "Georgakopoulos, Nikolaos"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "1975"]
[BlackElo "2367"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,111,21,31,20,57,-2,13,14,15,15,15,18,11,-50,-16,-42,-48,-66,-70,-81,-75,-79,-48,-52,0,0,0,0,0,0,0,0,0,0,0,0,13,-83,-83,-83,-83,-83,-86,-101,-54,-138,-66,-69,0,-35,-46,-80,0,-29,-2,-14,0,0,0,-104,-4,-372,-367,-347,-354,-328,0,-325,-291,-400,-392,-579,-475,-784,-762,-758,-723,-738,-713,-696,-632,-2574,-2487,-2227,-2514,-29985,-29984,-29984,-29985,-29991,-29983,-29983,-29984,-29983,-29984,-29997]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 d6 6. e3 c5 7. Be2 h6 8. Bh4 Bf5 {was the old line (8...g5).} 9. O-O Ne4 10. Nxe4 {E61: King's Indian: Early deviations for White, including Smyslov System.} Bxe4 11. Qd2 (11. dxc5 $14 g5 12. Bxg5) 11... g5 12. Bg3 {The position is equal.} Qb6 13. Rad1 Nc6 {[%cal Bb8c6,Bc6b4,Bb4a2][%mdl 32]} 14. d5 Nb4 15. h4 {[#]} (15. a3 $11 Na6 16. h4) 15... g4 $146 ({Predecessor:} 15... gxh4 16. Bxh4 Rae8 17. b3 Qa6 18. Ra1 Nc2 19. Rac1 Qxa2 20. Bd3 Bxd3 21. Qxd3 Nb4 {1-0 (40) Nogin,N (2321)-Gorbatenko,K (2094) Kiev 2006}) 16. Ne1 Nxa2 17. Bxg4 Qb3 $1 ({But not} 17... Bxb2 $6 18. Nd3 $11) (17... Qxb2 $2 18. Qxb2 Bxb2 19. Rd2 $18) 18. f3 Bh7 19. e4 Qxc4 (19... Bxe4 {keeps more tension.} 20. Bxd6 exd6 21. fxe4 Qxc4 22. Bf5 Qd4+) 20. Bf4 Qd4+ (20... Qb4 $15) 21. Qxd4 $11 Bxd4+ 22. Rxd4 cxd4 23. Bxh6 Nb4 24. Bxf8 Rxf8 25. Rf2 f5 26. exf5 Bxf5 27. Bxf5 (27. Rd2 $11 {remains equal.}) 27... Rxf5 $17 28. Nc2 Nxc2 ({Of course not} 28... Nxd5 $6 29. Nxd4 Rf4 30. Rd2 $11) 29. Rxc2 Rxd5 {[%mdl 4096] Endgame KR-KR} 30. Kf2 Kf7 31. Ke1 ({White should play} 31. g4 $15) 31... Kf6 (31... Rc5 $17 32. Kd1 e5) 32. g4 $15 e5 (32... Rc5 $15 33. Kd2 e5) 33. Rh2 Rc5 34. Kd1 d5 (34... a5 $17) 35. Re2 Rc8 36. Kd2 Rc6 37. h5 Rb6 38. Kd1 {[#]} (38. Kc2 $11) 38... Re6 ({Black should try} 38... d3 $1 $17 {[%cal Rd3e2]} 39. g5+ {[%mdl 64] Decoy} Kxg5 40. Rxe5+ Kh6 41. Rxd5 Rxb2) 39. Rh2 $2 {[%mdl 8192] White is now going downhill.} (39. h6 $1 $11 {and White has nothing to worry.}) 39... Kg5 $19 40. Rd2 Kf4 41. Rh2 {intending h6.} Kg5 ({Don't blunder} 41... Kxf3 $2 42. h6 $18) 42. Rd2 $1 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 43. Kc2 a4 44. Kd3 (44. Kd1 {might work better.}) 44... Rb6 45. Rh2 (45. Kc2 $142 Rc6+ 46. Kd1) 45... Rb3+ 46. Kc2 {[#]} d3+ $1 47. Kc1 Rb6 48. Rh1 e4 {Threatens to win with ...e3.} 49. fxe4 dxe4 50. Re1 Kf4 51. Rh1 Rc6+ {Black mates.} 52. Kd1 e3 53. h6 d2 54. Ke2 Rc1 55. Rd1 Ke4 56. g5 {Accuracy: White = 54%, Black = 72%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "5.20"]
[White "Kouskoutis, Georgios-Alexandros"]
[Black "Tenold, Andreas"]
[Result "1-0"]
[ECO "A20"]
[WhiteElo "2288"]
[BlackElo "1952"]
[Annotator "ChessBase"]
[PlyCount "63"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "6000+30"]

1. c4 e5 2. g3 Nf6 3. Bg2 h6 4. a3 c6 5. d4 exd4 6. Qxd4 d5 7. cxd5 cxd5 8. Nf3 Nc6 9. Qa4 Be7 10. O-O O-O 11. b4 a6 12. Bb2 Be6 13. Nbd2 b5 14. Qd1 Rc8 15. Nd4 Nxd4 16. Bxd4 a5 17. bxa5 Qxa5 18. Nf3 Ne4 19. Qb3 Rc4 20. e3 Ra4 21. Rfb1 Rb8 22. Be5 Rb7 23. Nd4 Nd2 24. Qd1 Nxb1 25. Rxb1 Rxa3 26. Nxe6 fxe6 27. Qg4 Kf7 28. Qxg7+ Ke8 29. Qg8+ Kd7 30. Bxd5 Rb6 31. Rc1 Qa7 32. Qc8# 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.1"]
[White "Krysa, Leandro"]
[Black "Zeng, Chongsheng"]
[Result "0-1"]
[ECO "D45"]
[WhiteElo "2523"]
[BlackElo "2567"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,104,0,7,0,0,0,0,0,7,0,0,0,0,0,0,-12,0,0,0,0,0,-5,-8,-16,-16,-18,-15,-10,-9,-14,0,-33,-28,-22,-29,-28,-18,-93,-85,-104,-104,-96,-96,-96,-102,-128,-122,-120,-120,-140,-134,-150,-153,-150,-124,-154,-112,-83,0,0,0,0,-10,-151,-150,-149,-22,-19,-19,-22,-22,-118,-113,-494,-473,-344,-116,-153,-153,-10230,-5304,-2055,-1480,-1953,-1820,-12840,-12839]} 1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. O-O Bb7 10. Bb2 Rc8 11. e4 {D45: Semi-Slav: 5 e3.} Nxe4 12. Nxe4 dxe4 13. Qxe4 {The position is equal.} Nf6 14. Qh4 c5 15. dxc5 Bxc5 16. Rad1 Qe7 17. Bd3 h6 18. Ne5 Rfd8 19. Rfe1 {[#]} Ba3 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 19... Bb4 20. Re2 a5 21. h3 Nd5 22. Qxe7 Nxe7 23. a3 Bd6 24. Red2 Bc7 25. Bb1 Rxd2 26. Rxd2 Rd8 27. Rxd8+ Bxd8 {½-½ (27) Strelnikov,S (2347)-Ioffe,I (2074) Voronezh 2017}) 20. Ba1 Bb4 21. Re3 Nd5 22. Qxe7 Nxe7 23. Be2 Rxd1+ 24. Bxd1 b5 25. Nd3 Ba5 $36 {[%mdl 2048] Black fights for an advantage.} 26. cxb5 Nd5 27. Rg3 $1 {[%cal Rg3g7]} Bc3 28. Bxc3 (28. Bb2 $1 $11) 28... Nxc3 $17 29. Bf3 Bxf3 $1 30. Rxf3 Nxa2 {[%mdl 4096] Endgame KRN-KRN} 31. h4 Rc3 32. Ne5 Rxf3 $1 33. Nxf3 {KN-KN} Nc3 34. Nd4 e5 $1 {[%cal Re5d4]} 35. Nc6 Nxb5 36. Nxe5 Nd4 37. b4 f6 38. Nc4 a6 ({Black should play} 38... Kf7 $17 39. Kf1 Ke6) 39. Ne3 $11 Kf7 40. Nd5 Nb5 41. g4 (41. Nf4 $1 $11 {was the only way to keep the balance.}) 41... Ke6 $17 42. Ne3 g6 (42... Nd4 $17 {aiming for ...Nc6.} 43. Kg2 Nc6) 43. h5 $1 $11 {[%cal Rh5g6]} gxh5 44. gxh5 f5 45. Kf1 (45. Kg2 $11) 45... Nc3 46. Ke1 $2 {[%mdl 8192]} (46. Nc2 $17 {is tougher.}) 46... Nd5 $1 $19 {[%cal Rd5e3] Threatens to win with ...Nxe3.} 47. Nc2 {[#]} Ke5 $2 (47... Kf6 $1 $19 {[%cal Rf6g5] is more deadly.} 48. Ke2 Kg5) 48. Ke2 $17 {[#]} Ke4 $1 49. Na3 $2 (49. Kd2 $17) 49... Nxb4 $19 {Black is clearly winning.} 50. Nc4 Kf4 51. Nd6 Kg5 52. f4+ Kxf4 {Accuracy: White = 59%, Black = 83%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.2"]
[White "Lu, Shanglei"]
[Black "Kourkoulos-Arditis, Stamatis"]
[Result "1-0"]
[ECO "C18"]
[WhiteElo "2615"]
[BlackElo "2470"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,89,0,0,0,0,0,0,0,8,24,60,61,61,56,56,56,83,56,89,52,57,55,127,122,159,165,156,175,269,250,259,250,255,243,333,327,325,308,354,350,348,354,342,354,338,324,324,243,260,261,260,262,239,229,256,248,256,251,280,266,392,370,367,332,407,396,389,385,408,407,449,447,508,495]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qa5 7. Bd2 Qa4 8. Qg4 Kf8 9. Nf3 Ne7 {9...Ne7 is better than 9...Nc6.} 10. Bd3 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} c4 11. Be2 Qxc2 12. O-O {The position is equal.} Bd7 (12... Nbc6 {is interesting.} 13. Rfc1 Qg6 14. Qh4 Na5 15. Bd1 Bd7) 13. Rfb1 {[#]} Qe4 $146 ({Predecessor:} 13... b6 14. h4 Qf5 15. Qg3 Ba4 16. Ng5 Bd7 17. Bg4 Qc2 18. Qf4 Nf5 19. Bd1 Qd3 {0-1 (30) Volcansek,R (1890)-Frangez,S (1935) Kranj 1996}) 14. Qxe4 dxe4 15. Ne1 $36 {[%mdl 2048] White has good play.} b6 16. Nc2 Nbc6 17. Bxc4 Rc8 18. Ba2 Na5 19. Ne3 Nec6 {White now steadily converts the win.} (19... Nf5 $14) 20. c4 $16 {[%cal Bc3c4,Bc4c5][%mdl 32]} f6 {[#]} 21. exf6 $1 gxf6 22. d5 Nd8 (22... exd5 $142 23. Nxd5 (23. cxd5 Ne5 $16) 23... Kg7) 23. Bb4+ Kg7 {[#]} 24. c5 $1 {[%mdl 512]} exd5 (24... bxc5 25. Bxa5) 25. Nxd5 Rc6 26. cxb6 axb6 27. Bc3 Nab7 28. Rxb6 Rxb6 29. Nxb6 Be6 30. Nd5 Bxd5 31. Bxd5 Nc5 32. Re1 Nde6 33. Bxe6 Nxe6 34. Rxe4 $18 {[%mdl 4096] Endgame KRB-KRN} Rc8 35. Bb4 ({Don't play} 35. Rxe6 $6 Rxc3 36. h4 Rxa3 $16) 35... Nf4 36. g3 Nd3 37. Re3 Ne5 38. Bc3 Nc4 (38... Ng4 {was necessary.}) 39. Re7+ Kg6 40. Re6 Kf5 41. Rxf6+ Ke4 42. Rf4+ Kd3 43. Bb4 Ne5 44. Kg2 Rc2 45. Rh4 {Accuracy: White = 90%, Black = 45%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.3"]
[White "Trimitzios, Petros"]
[Black "Marin, Mihail"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2353"]
[BlackElo "2502"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,117,35,17,22,-1,4,-12,-4,-34,0,0,0,0,32,13,10,0,18,-27,0,-40,-26,-38,-42,-81,-83,-96,-35,-54,-39,-43,-55,-150,-139,-146,-130,-135,-120,-128,-114,-182,-150,-246,-75,-417,-420,-404,-406,-974,-707,-663,-472,-429,0,-505,-186,-172,-165,-150,-135,-249,-109,-116,-31,-90,-86,-106,0,0,0,0,0,0,0,-175,-172,-348,-325,-588,-585,-793,-829,-773,-709,-620,-84,-160,1247,993,945,818,29979,29980,29979,29980,29990,29979,29994,29969,29995,29994]} 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Be2 Bg7 5. Be3 O-O 6. h3 Nbd7 7. Nf3 e5 8. dxe5 dxe5 9. O-O c6 10. a4 Qe7 {[#] B08: Pirc Defence: Classical System.} 11. Bd3 $146 ({Predecessor:} 11. Qb1 Nc5 12. Nd2 Ne6 13. b4 Nd4 14. Bd1 a5 15. bxa5 Rd8 16. Re1 Rxa5 17. Ne2 Nh5 18. c3 {0-1 (40) Boensch,U (2530)-Bologan,V (2656) Germany 2012}) 11... Nc5 12. Qe2 Nh5 {The position is equal.} 13. Bc4 Ne6 14. Rfd1 Nhf4 15. Qf1 Kh8 16. Ne2 Nh5 17. Bxe6 Bxe6 18. g4 Nf6 $36 {[%mdl 2048] Black has the initiative.} (18... Nf4 $5) 19. Nc3 Ne8 20. Ng5 Nc7 21. Nxe6 Nxe6 22. Qc4 f5 (22... Rae8 $17 23. a5 (23. Bxa7 f5 $15) 23... Qh4) 23. exf5 $1 $15 gxf5 24. gxf5 Nd4 25. Bxd4 (25. Ne4 $15) 25... exd4 26. Ne2 Rxf5 27. Ng3 Rf4 28. Qe2 Qf7 29. Rf1 (29. Rd2 $17) 29... Rf8 $19 30. Rae1 {[#]} (30. Ra3 $17) 30... c5 $2 (30... d3 $1 $19 {[%cal Rd3e2][%mdl 512]} 31. Qxd3 (31. cxd3 Bd4) 31... Bd4) 31. b3 $2 {[%mdl 8192] [#]} (31. Qe6 $17 {is a better chance.}) 31... d3 $1 {[%cal Rd3e2][%mdl 512]} 32. cxd3 Bd4 33. Ne4 (33. Kh2 $142) 33... Rf3 {( -> ...Rg8+)} 34. Kg2 Qg7+ 35. Ng3 Qf7 $2 ({Don't take} 35... Rxf2+ 36. Rxf2 Bxf2 37. Qe5 $19) (35... Qf6 $19 {[%cal Rd4f2]} 36. Qe4 Rf4) 36. Rd1 $2 {[%mdl 8192]} (36. Ne4 $1 $11 {and White stays safe.} Qf4 37. Ng3 Bxf2 {[%mdl 64] Double Attack} 38. Qe5+ Qxe5 39. Rxe5 Rxg3+ 40. Kh2) 36... Qxb3 $2 (36... Qf4 {[%cal Rd4f2]} 37. Kh1 Bxf2 38. Rxf2 Rxf2) 37. Qxf3 Rxf3 38. Kxf3 Qxa4 {And now ...Qc6+ would win.} 39. Rfe1 (39. Rde1 $17 {is a better defense.}) 39... Qc6+ (39... a5 $19 {and Black stays clearly on top.} 40. Rd2 Qc6+ 41. Re4 a4) 40. Re4 $17 a5 (40... Qf6+ $1 $17 41. Rf4 Qe6 42. Rf8+ Kg7) 41. Rde1 $1 $15 a4 42. Nf5 {aiming for Kg3.} h5 (42... h6 $17 {...Bf6 is the strong threat.} 43. Nxd4 cxd4) 43. Kf4 $11 Bf6 $1 44. Re6 Qc7+ 45. Nd6 Qg7 {Strongly threatening ...Qg5+.} 46. Re8+ $2 (46. Kf3 $11 {and White has nothing to worry.} Qg6 47. Ke2) 46... Kh7 $19 47. Ne4 $2 (47. R1e6) 47... a3 {White must now prevent ...a2.} 48. Re6 $2 (48. Ra8 Be5+ 49. Kf3) 48... Bd8 49. Re2 Qf7+ 50. Ke5 Qf3 51. Rd2 a2 $2 (51... Bc7+ $19 {is more deadly.} 52. Nd6 Qf7) 52. Rxa2 $17 Qxd3 $2 {[#]} (52... Bc7+ $17 53. Nd6 Qxd3 54. Re7+ Kg6 $1 {[%mdl 512]} 55. Rxc7 Qc3+ 56. Ke6 Qb3+ {[%mdl 64] Double Attack} 57. Ke5 Qxa2) 53. Rd2 $1 $18 {[%cal Rd2d3][%mdl 512]} Bc7+ {[#]} 54. Kf6 $1 {[%mdl 512]} Bd8+ {[#]} 55. Kf7 $1 {[%mdl 512] White mates.} Qf3+ {[#]} 56. Ke8 $1 {[%mdl 512]} Qxh3 57. Kxd8 Qh4+ 58. Re7+ Kh8 59. Rd6 {Both players deserved the win here. Accuracy: White = 53%, Black = 53%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.4"]
[White "Stanojoski, Zvonko"]
[Black "Gouloutis, Nikolaos"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2435"]
[BlackElo "2347"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,66,0,0,0,10,0,35,45,25,-25,-7,-40,0,-8,0,0,0,0,-8,-22,-24,-17,0,0,0,0,27,0,20,-27,-57,-43,-28,-72,-18,-18,-9,-30,0,-24,0,-21,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O Be7 13. Qe2 O-O 14. Nf1 {B19: Classical Caro-Kann: 4...Bf5 main line.} Nb6 15. c4 Qc7 {[#]} 16. g4 $1 {[%mdl 512] [#] White is slightly better.} Nh7 $146 (16... Nxg4 17. Rg1) ({Predecessor:} 16... c5 17. g5 hxg5 18. Bxg5 cxd4 19. Rxd4 Rfd8 20. Rdh4 Rac8 21. N1d2 Nbd7 22. Rg1 Nc5 {1-0 (30) Rasmussen,A (2538)-Rasmussen,K (2451) Denmark 2010}) 17. Rg1 c5 {With the idea ...cxd4.} 18. g5 Nxg5 (18... hxg5 {feels hotter.} 19. Nxg5 cxd4 20. b3 Rad8 21. Nxh7 Kxh7 22. Kb1 d3) 19. Nxg5 Bxg5 20. Bxg5 hxg5 21. Rxg5 Nxc4 {Hoping for ...Qf4+.} 22. Rxc5 Qf4+ 23. Kb1 Nb6 24. Re5 Rfd8 25. Re4 $1 {[%cal Re4f4]} Qf5 (25... Qh6 {is more complex.} 26. Ne3 Qh7 27. Qf3 Rd5 28. h6 Rh5) 26. Ng3 Qh7 27. a3 (27. h6 $5 {[%cal Rh6g7]}) 27... Nd5 28. Ka2 Qh6 29. Rh4 {[#]} Rac8 (29... b5 $1 $17 {[%mdl 512]}) 30. Ne4 $11 Ne7 31. Nc3 Nd5 {Strongly threatening ...Rxc3.} 32. Ne4 Ne7 33. Nc3 Nd5 {Accuracy: White = 84%, Black = 77%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.5"]
[White "Tsaknakis, Zisis"]
[Black "Vestby-Ellingsen, Mads"]
[Result "1/2-1/2"]
[ECO "A37"]
[WhiteElo "2197"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,57,3,-1,-2,-29,0,-7,0,0,-5,-6,4,-4,-12,-19,12,10,64,64,76,57,63,67,78,64,65,62,102,54,54,54,54,54,90,55,60,54,57,54,64,54,48,16]} 1. Nf3 c5 2. g3 Nc6 3. Bg2 g6 4. O-O Bg7 5. d3 d6 6. c4 e6 7. Nc3 Nge7 8. Rb1 O-O 9. Bd2 b6 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3.} 10. Qc1 Re8 11. a3 Bb7 {The position is equal.} 12. b4 Qd7 {[#]} 13. e4 $146 ({Predecessor:} 13. b5 Nd4 14. Nxd4 Bxg2 15. Kxg2 cxd4 16. Na2 d5 17. c5 bxc5 18. Qxc5 Nf5 19. Qc6 {0-1 (31) Morkore,R (1379)-Kistrup,N (2115) Heinola 2018}) 13... Rac8 14. Bh6 Bh8 15. Qd2 Ne5 16. Nxe5 dxe5 ({Black should play} 16... Bxe5 $11 17. Nb5 Nc6) 17. Be3 $14 cxb4 18. axb4 {[%cal Ba3b4,Bb4b5][%mdl 32]} Nc6 19. b5 Nd4 20. Ne2 Nxe2+ 21. Qxe2 Red8 22. Rb3 Rc7 23. Ra1 Bc8 $1 24. Rba3 {aiming for Qa2.} Re8 25. Qa2 {[%cal Ra3a7]} Re7 $1 {White is slightly better.} 26. Qb2 Bg7 27. R1a2 f6 28. Bf1 Rf7 29. f3 {Accuracy: White = 78%, Black = 78%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.6"]
[White "Santiago, Yago De Moura"]
[Black "Vardakas, Grigorios"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2488"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,91,37,32,24,40,77,12,104,102,147,74,90,80,80,89,89,93,86,79,85,83,69,78,83,84,85,85,70,57,81,68,75,67,71,56,72,70,140,152,141,146,141,141,137,130,167,149,255,255,236,240,214,146,146,146,146,146,325,137,204,191,675,670,649,615,703,577,564,543,488,456]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 O-O 8. b4 Ne4 9. Qc2 f5 10. Be2 d6 11. O-O Nd7 12. Bb2 Rf6 {E14: Queen's Indian: Classical Variation (4 e3).} 13. d5 Rg6 {[#]} 14. Rfd1 {[#]} (14. Nd4 $1 $16) 14... Ndf6 $146 (14... c5 $11) ({Predecessor:} 14... e5 15. Bd3 c6 16. Bxe4 fxe4 17. Qxe4 cxd5 18. cxd5 Nf6 19. Qc4 Qd7 20. Ne1 Rc8 {1-0 (65) Kunin,V (2568)-Schuh,D (2367) Werther 2015}) 15. Nd4 $16 ({Much worse is} 15. dxe6 Ng4 $11) 15... exd5 16. Nxf5 ({White should play} 16. f3) 16... Qd7 17. Ng3 Nxg3 18. hxg3 dxc4 19. Bxc4+ Kh8 20. Bd3 Rg5 21. Rac1 c5 22. Bxf6 gxf6 23. Be4 Bxe4 24. Qxe4 Rd8 25. Rd5 Rxd5 26. Qxd5 $14 {[%mdl 4096] Endgame KQR-KQR} Qe7 27. Rd1 Kg7 28. bxc5 bxc5 29. Rb1 Kf8 (29... Rd7 $14) 30. a4 $16 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Qf7 31. Qc6 Qd7 32. Qf3 {Hoping for Rb7.} Qe6 33. a5 c4 34. Qf4 Rd7 (34... Re8 $16 {is a better defense.} 35. Qd4 (35. Qh6+ Kg8 $14) 35... Re7) 35. Qh6+ $18 Ke7 36. Qxh7+ Qf7 37. Qh4 Rc7 38. a6 $36 {[%mdl 2048] White is on the roll.} c3 39. Rb7 Kd7 $2 {Loses the game.} (39... Ke8 $16) 40. Qg4+ (40. Qd4 $18 Kd8 {[#]} 41. Qxc3 $1 {[%mdl 512]} (41. Qxd6+ Kc8 $18) 41... Rxb7 42. axb7 Qxb7 43. Qxf6+ {[%mdl 64] Double Attack} Kd7 44. Qg7+ Kc8 45. Qxb7+ Kxb7 46. Kf1) 40... f5 (40... Kd8 $16 {was worth a try.}) 41. Qb4 {White wants to mate with Rxc7+.} Kc8 $2 {[#]} (41... Qd5) 42. Qxc3 $1 {[%mdl 512] White is clearly winning.} Rxc3 43. Rxf7 Kb8 44. Rb7+ Ka8 45. Rd7 {Rd8+ would kill now.} Kb8 46. Rxd6 {Accuracy: White = 77%, Black = 54%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.7"]
[White "Nesteretz, Anatoliy"]
[Black "Deligiannis, Paraskevas"]
[Result "1-0"]
[ECO "E27"]
[WhiteElo "2385"]
[BlackElo "2038"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,56,-15,-15,11,1,4,-7,-8,-16,35,35,27,35,33,25,14,22,42,0,2,0,0,-6,-10,-13,-25,-18,-24,-39,-26,-23,-43,-48,0,-51,-64,-67,-60,-85,0,0,134,149,133,134,1404,1097,29999]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 O-O 5. a3 Bxc3+ 6. bxc3 Nh5 {E27: Nimzo-Indian: Sämisch: 5...0-0 6 f3.} 7. Nh3 f5 8. Bg5 {8.e4 is more advanced technology.} Qe8 {The position is equal.} 9. g4 fxg4 (9... Nf6 $11) 10. fxg4 $14 Nf6 $1 11. Bxf6 $1 Rxf6 12. Bg2 d6 13. Qd3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32] [#]} 14. Ng5 $146 ({Predecessor:} 14. Be4 g6 15. g5 Rf8 16. Nf2 e5 17. h4 Kg7 18. h5 Qf7 19. Qg3 gxh5 20. Bd5 {0-1 (38) Ivanchuk,V (2726)-Zubarev,A (2588) Lvov 2014}) 14... Qg6 15. Qe3 Na5 16. Be4 $1 $132 {[%cal Re4g6][%mdl 2048] White puts up resistance} Nxc4 17. Qc1 Qh6 18. h4 Bd7 19. Bxh7+ Kh8 $1 {aiming for ...Raf8.} 20. Bd3 Bc6 21. e4 b5 {[#]} 22. Bxc4 (22. a4 $1 $11 {[%mdl 512]}) 22... bxc4 $15 23. Qe3 Raf8 {Strongly threatening ...Rf3!} 24. Ke2 Rf4 ({Better is} 24... e5 $17 {Threatens to win with ...Bd7.} 25. dxe5 dxe5) 25. Raf1 Rxf1 (25... R4f6 $1 $11 {keeps the balance.}) 26. Rxf1 $16 Rxf1 27. Kxf1 {Black must now prevent Nf7+.} Qxh4 $2 {[%mdl 8192] [#]} (27... Kg8 $16) 28. Qf4 $1 $18 {[%cal Rf4f8]} e5 {Accuracy: White = 89%, Black = 58%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.8"]
[White "Tsironis, Alexandros"]
[Black "Giannoulakis, Lampros"]
[Result "0-1"]
[ECO "C56"]
[WhiteElo "1962"]
[BlackElo "2266"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,134,0,0,0,0,0,0,0,0,0,-38,-24,-44,-41,-171,-43,-133,-82,-178,-167,-168,-163,-222,-171,-182,-170,-163,-180,-182,-149,-179,-178,-175,-175,-236,-244,-371,-317,-311,-311,-332,-328,-723,-712,-698,-707,-656,-637,-620,-197,-184,-162,-174,-63,-219,-219,-208,-217,-202,-186,-237,-225,-282,-250,-273,-280,-509,-509,-502,-502,-474,-461,-487,-429,-1092,-1158,-2650,-842,-2650,-2650,-1461,-1222,-1118,-1012,-471,-277,-277,-8,-8,0,0,0,0,0,0,0,-29972,-29974,-29973,-29975,-29976,-29977,-29976,-29978,-29977,-29977,-29977,-29978,-29984,-29984,-29989,-29990,-29997,-29992]} 1. e4 e5 2. d4 exd4 3. Bc4 Nc6 4. Nf3 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bd7 8. Bxc6 bxc6 9. O-O Bc5 10. f3 Ng5 11. f4 {11.Be3 gains popularity.} Ne4 12. Be3 Qb8 {C56: Two Knights: 4 d4 exd4 5 0-0 Nxe4.} 13. Nc3 Qxb2 14. Nxe4 dxe4 {The position is equal.} 15. Qd2 Rd8 16. Nb3 {[#]} Bf5 $146 (16... Be6 {keeps more tension.} 17. Qf2 Bb6 18. Rfe1 O-O 19. Nc5 Bf5) ({Predecessor:} 16... Be6 17. Qe1 Bb6 18. Bxb6 axb6 19. Rf2 e3 20. Re2 O-O 21. c3 Qa3 22. Rxe3 c5 {0-1 (52) Gustain,M (2064)-Auburger,K (2189) GER email 2010}) 17. Qf2 Bb6 $36 {[%mdl 2048] Black has some pressure.} 18. g4 (18. Rfe1 $15) 18... Bc8 (18... Bxg4 $19 {aiming for ...Qc3.} 19. c4 Bxe3 20. Qxe3 Bf3) 19. Rfe1 (19. c4 $1 $15 Qxf2+ 20. Kxf2 Bxe3+ 21. Kxe3) 19... O-O ({Black should try} 19... Bxg4 20. c4 Bxe3 21. Rxe3 Qxf2+ 22. Kxf2 Bf5) 20. Nc5 (20. g5 $17 {was worth a try.}) 20... Bxg4 $19 21. Nxe4 Bf5 22. Reb1 (22. Ng3 $142 Qxc2 23. Rac1 Qxf2+ 24. Bxf2) 22... Bxe3 23. Rxb2 Bxf2+ 24. Nxf2 Rd4 25. Nd3 Rfd8 ({Don't take} 25... Bxd3 26. cxd3 Rxf4 27. Rc1 $17) 26. Rb7 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 27. Rxc7 Rc4 28. Ne1 (28. Ra7 $142) 28... h6 29. Ra7 (29. Ng2 {is a better defense.}) 29... a4 30. Ng2 Bh3 31. Ne3 Rxf4 32. c4 $2 {[#]} (32. Re1) 32... Rd3 33. Nf1 h5 34. Rxa4 Rdf3 {[%cal Rf3f1]} 35. Nd2 Rf2 $2 (35... Rg4+ 36. Kh1 Rd3) 36. Ra3 Be6 ({Resist} 36... Rxd2 37. Rxh3 Rg4+ 38. Kh1 $17) 37. Ne4 Re2 (37... Rc2 $19 38. Ng5 Rg4+ 39. Rg3 Bxc4 40. Rxg4 hxg4) 38. Ra8+ $2 (38. Ng5 $1 $15 g6 39. Nxe6 fxe6 40. Rg3) 38... Kh7 39. Ng5+ Kg6 40. Nxe6 fxe6 {[%mdl 4096] Endgame KRR-KRR} 41. Rf1 (41. a4 {might work better.}) 41... Rxc4 42. Ra3 Rxe5 43. Rg3+ Rg5 44. Ra1 $2 (44. Rxg5+ Kxg5 45. a3) 44... Rxg3+ 45. hxg3 {Now a4 and White clings on. KR-KR} Ra4 46. Kg2 Ra3 47. Kh3 Kg5 48. Re1 (48. Rc1 $142 e5 49. Rc4) 48... h4 49. Rxe6 Rxg3+ 50. Kh2 Ra3 51. Re5+ Kf4 52. Rc5 Rxa2+ 53. Kh3 Re2 (53... Ra1 $142 54. Rc4+ Ke5 55. Kxh4 Kd5) 54. Rxc6 {intending Rg6.} Re3+ $2 (54... g5 $19 {( -> ...g4+)} 55. Rf6+ Ke4 56. Re6+ Kd3) 55. Kxh4 $11 g5+ 56. Kh5 Rh3+ 57. Kg6 g4 58. Rc4+ Kf3 59. Kg5 $2 {[%mdl 8192]} (59. Rc3+ $11 Ke2 60. Rc2+ Kf3 61. Rc3+ Kf2 62. Rc2+ Kg3 63. Kg5) 59... g3 {Black mates.} 60. Rc3+ {[#]} Kg2 $1 {[%cal Rg2h2]} 61. Kg4 Kh2 62. Rb3 Rh8 63. Kf3 Rf8+ 64. Kg4 Rg8+ 65. Kh4 g2 66. Rb2 Kh1 67. Kh3 Rh8+ {Accuracy: White = 47%, Black = 73%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.9"]
[White "Gu, Tianlu"]
[Black "Makris, Spyridon-Dionysios"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2253"]
[BlackElo "1959"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,115,35,28,25,33,33,37,25,37,26,49,12,25,3,19,-22,-22,-22,-22,-22,-20,-31,-36,-52,-34,-47,-45,-59,-47,-109,0,-43,0,-112,0,-48,0,-74,-28,-52,-58,-42,45,-77,-20,-20,-26,-31,42,40,38,43,42,42,28,17,17,17,30,17,15,8,29,15,16,16,18,18,18,0,0,0,0,0,1,11,11,0,29,16,91,91,91,88,109,29,372,384,377,372,422,438,433,400,387,372,408,400,427,425,406,407,404,395]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Na5 8. Ba2 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack.} c5 9. c3 Nc6 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32] White is slightly better.} Re8 11. Nf1 h6 12. Ng3 Bf8 13. h3 Be6 14. Bb1 d5 15. exd5 Bxd5 {[#]} 16. Bc2 $146 ({Predecessor:} 16. Be3 Qd7 17. Nd2 Rad8 18. a5 Be6 19. Qc2 Nd5 20. Bxc5 Bxc5 21. d4 Nf6 22. Nde4 Nxe4 23. Nxe4 {0-1 (42) Rodriguez Vila,A (2500)-Slipak,S (2448) Mar del Plata 2001}) 16... Qc7 17. Bd2 Rad8 18. Qe2 a6 19. Nh4 g6 20. a5 Be6 21. Qf3 ({White should play} 21. Nf3 $15) 21... Bd5 (21... Nd5 $17 22. Qe4 Nf4) 22. Qd1 ({Not} 22. Qxf6 $2 Bg7 $19) 22... Be6 (22... Bg7 $15) 23. Qf3 $17 {next Nxg6 is good for White.} Bd5 ({Black should try} 23... Nd5 $17 24. Ne4 f5) 24. Qe2 $15 ({Avoid the trap} 24. Qxf6 $2 Bg7 $19) 24... Be6 25. Ba4 (25. Qf3 $11 {remains equal.}) 25... Bd7 26. Qf3 {[#] Hoping for Nxg6.} Qd6 27. Be3 Kg7 (27... Qe7 $15) 28. Red1 (28. Ne4 $14 Nxe4 29. dxe4) 28... Be7 (28... Qe7 $17) 29. Ne4 $11 Nxe4 30. dxe4 Qf6 (30... Nd4 $1 $15 31. cxd4 Bxa4 32. Rxa4 cxd4 33. Nxg6 fxg6) 31. Qxf6+ $14 Kxf6 32. Nf3 $36 {[%mdl 2048] White has good play.} ({Wrong is} 32. Bxh6 $2 Rh8 $19) 32... g5 33. h4 {[%cal Rh4g5]} Rg8 34. Rd5 g4 35. Nd2 Be6 36. Rxd8 Rxd8 37. g3 Nxa5 38. Bxh6 Kg6 39. Be3 Nc4 40. Nxc4 Bxc4 41. Bc2 Be2 42. Re1 Bf3 43. Kf1 a5 44. Ra1 b6 45. Ke1 Kh5 46. Bb3 {[%cal Rb3f7]} Bxe4 (46... Rf8 $11) 47. Bxf7+ $16 Bg6 48. Bb3 Be8 49. Ra4 (49. Rd1 $16) 49... Bd6 $2 {[%mdl 8192] Black cannot hold the game after this.} (49... Bxh4 $1 $11 50. gxh4 Bxa4 51. Bxa4 Kxh4) 50. Be6 $18 Be7 51. Rxg4 {Threatening mate with Rg8.} Bg6 {[#] intending ...Rd6.} 52. Rg5+ $1 {[%mdl 512]} Kh6 (52... Bxg5 53. Bxg5) 53. Rxe5+ Kg7 54. Bb3 Bd6 55. Rd5 Bf7 56. Rg5+ Kf6 57. Bxf7 Kxf7 58. h5 {Accuracy: White = 80%, Black = 64%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.10"]
[White "Bullen, Alex"]
[Black "Ladopoulos, Dimitrios"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2085"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,37,58,17,54,52,53,55,72,73,137,129,133,124,179,47,48,37,54,41,44,43,43,40,49,36,63,48,54,60,85,91,89,87,75,84,120,128,125,89,87,97,94,20,20,20,20,30,35,11,59,51,61,68,70,16,17,8,52,17,52,52,52,52,54,0]} 1. d4 d6 2. Nf3 Nf6 3. Nc3 c6 4. a4 Bg4 5. e4 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32]} 6. Bc4 {[#] B07: Pirc Defence: Miscellaneous Systems.} d5 $146 ({Predecessor:} 6... e5 7. Be3 Qa5 8. O-O exd4 9. Bxd4 Qh5 10. Be2 Ne5 11. Nxe5 dxe5 12. Bxg4 Nxg4 13. Bxe5 {1-0 (43) Gomez Sanjuan,H (2236)-Toquero Gracia,P (2080) Salobrena 2019}) 7. exd5 Nb6 8. Be2 Bxf3 9. Bxf3 ({But not} 9. gxf3 Nbxd5 10. Nxd5 Nxd5 $11) 9... cxd5 (9... Nbxd5 $142 10. a5 e6) 10. a5 $16 Nc4 11. Qe2 {Threatens to win with Nxd5!} Rc8 {[#]} (11... Nxa5 $16 {was called for.} 12. Bg5 Nc6) 12. b3 ({White should try} 12. Bg5 $1 $18) 12... Nxa5 $14 13. Nxd5 {[%mdl 64] Decoy} Nxd5 14. Qb5+ {[%mdl 64] Double Attack} Nc6 {Strongly threatening ...e6.} 15. Bxd5 {aiming for Rxa7.} Qd7 16. O-O {And now Rxa7 would win.} a6 $1 {[%cal Ra6b5]} 17. Bxc6 axb5 18. Bxd7+ Kxd7 19. Ra7 Kc6 20. d5+ Kxd5 21. Rxb7 Kc6 22. Ra7 e5 23. Rxf7 Kd5 24. Rd7+ Ke6 25. Rb7 Rxc2 26. Rxb5 (26. Rb8 $16) 26... Bc5 $1 $11 27. Be3 Bxe3 28. fxe3 {[%mdl 4096] Endgame KRR-KRR} Ra8 29. e4 g6 30. Rb6+ Kd7 31. Rb7+ Ke8 32. Rxh7 (32. Rb5 $14) 32... Raa2 33. g3 Rg2+ 34. Kh1 Rge2 35. Rc1 {[%cal Rc1c8] [#]White is slightly better.} Kd8 36. Rd1+ Ke8 37. Rc1 {Accuracy: White = 67%, Black = 70%.} (37. b4 $14) 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.11"]
[White "Georgakopoulos, Nikolaos"]
[Black "Samaridis, Konstantinos"]
[Result "1-0"]
[ECO "A17"]
[WhiteElo "2367"]
[BlackElo "2104"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,0,-3,-20,-16,-23,-4,-8,-14,-14,13,14,33,24,29,2,18,9,16,18,25,20,28,21,24,16,23,17,33,35,54,35,44,52,90,63,97,76,535,521,586,589,558,577,554,554,820,802]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. e3 b6 5. cxd5 exd5 6. Bb5+ {A17: English Opening: 1...Nf6 with ...Bb4.} c6 7. Be2 {[#]} Be7 $146 ({Predecessor:} 7... Bd6 8. O-O O-O 9. b3 Bb7 10. Bb2 Nbd7 11. Rc1 Re8 12. Re1 Rc8 13. Bf1 Qe7 {1-0 (69) Dubov,D (2696)-Wei,Y (2734) Liaocheng 2018}) 8. O-O {The position is equal.} O-O 9. b3 Ne4 10. Bb2 Bf6 11. Rc1 Bb7 12. d3 (12. d4 {is interesting.} Nxc3 13. Bxc3 Nd7 14. Bd3 c5 15. Ne5) 12... Nxc3 13. Bxc3 Bxc3 14. Rxc3 Qf6 15. d4 Nd7 16. Qd2 Qd6 17. Qb2 a5 18. Rfc1 f5 19. g3 h6 20. Ne1 g5 21. Nd3 Qg6 22. Bf1 Rf6 23. Bg2 Ba6 $2 {[%mdl 8192]} (23... b5 $16 {is a better chance.}) 24. Ne5 $18 {White is clearly winning.} Nxe5 25. dxe5 Re6 {[#]} 26. Rxc6 $1 {[%mdl 512]} Rd8 (26... Rxc6 27. Bxd5+) 27. Rc7 g4 28. Qd4 {Black did not feel at home in the position after the opening. Accuracy: White = 87%, Black = 60%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.12"]
[White "Vetokhin, Ilia"]
[Black "Kouskoutis, Georgios-Alexandros"]
[Result "1-0"]
[ECO "A64"]
[WhiteElo "2112"]
[BlackElo "2288"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,109,0,-7,4,-8,6,-54,-52,-47,-52,-71,-59,-67,-25,-25,-29,-27,-18,-23,-18,-13,-20,-75,-76,-84,-63,-69,-14,-14,-12,-36,-31,-71,-60,-72,-75,-72,-69,-62,-31,-91,0,0,0,-32,-37,-36,-35,-35,-33,-37,-37,-37,-32,-30,-39,-55,0,0,375,375,362,286,391,384,503,363,1185,389,547,538,562,412,4598,538,29984,29976,29986,29987,29986,405,1110,570]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. Bg2 g6 7. Nf3 Bg7 8. Nc3 O-O 9. O-O a6 10. a4 Re8 11. Nd2 Nbd7 12. Nc4 Ne5 13. Nxe5 Rxe5 14. Bf4 Re8 15. Qc2 Rb8 {was the old line (15...Ng4). A64: Modern Benoni: Fianchetto Variation: 9...Nbd7 10 Nd2 a6 11 a4 Re8.} 16. Rab1 Qc7 {[#]} 17. e4 $146 (17. Qd2 $11) ({Predecessor:} 17. Rfc1 Nh5 18. Bd2 Bg4 19. e3 Qd7 20. b4 cxb4 21. Rxb4 Bh3 22. Bxh3 Qxh3 23. Ne4 {1-0 (44) Arkell,K (2470)-Quillan,G (2325) Isle of Man 1994}) 17... b5 $15 {Black is slightly better.} 18. b3 $1 Nh5 19. Bc1 f5 20. Bb2 fxe4 21. Nxe4 Bf5 22. f3 Bxb2 23. Rxb2 Qg7 24. axb5 axb5 25. Qd2 (25. Ra2 $1 $11) 25... Bxe4 $17 26. fxe4 Nf6 27. Rf4 c4 (27... h6 $15) 28. bxc4 $11 bxc4 29. Rxb8 Rxb8 30. e5 dxe5 31. Rxc4 Qa7+ 32. Qf2 Qa1+ 33. Bf1 $1 Nxd5 (33... Rf8 $5 {[%cal Rf6d5]} 34. Qe2 Nxd5 $17) 34. Re4 (34. Qc5 $15 Nf6 35. Rc3) 34... Rf8 (34... Kg7 $17 35. Re1 Qd4) 35. Qe1 $1 {[%cal Re1a1]} Qa7+ 36. Kg2 (36. Kh1 $5 {[%cal Rf1c4]} Nf6 37. Rxe5 $11) 36... Qb7 {...Nf6 is the strong threat.} 37. Kg1 Qb6+ 38. Kg2 {Hoping for Bc4.} Qc6 {aiming for ...Nf6.} 39. Kg1 Qc5+ 40. Kh1 Ne7 41. Bg2 Nc6 42. Re3 Rf6 (42... Qd6 $1 $15) 43. Rc3 Qb4 $2 {[%mdl 8192]} (43... Qb5 $11 {and Black stays safe.}) 44. Bd5+ $18 Kg7 45. Bxc6 Qd4 {intending ...Rxc6.} 46. Bg2 Rf2 47. Rc7+ Kf6 $2 (47... Rf7) 48. Rc1 $2 (48. Qc1 {Black must now prevent h4.} Qb2 49. Qh6 $1 {[%mdl 512]}) 48... Kg7 (48... Qd2 {was called for.} 49. Qg1 Qd4) 49. h4 Qb2 50. Qg1 Kh6 (50... Rf7 $142 51. Qe1 Re7) 51. Rf1 (51. Rc7 $142 {Threatens to win with g4.} Qd4 {[#]} 52. g4 $1 {[%mdl 512]}) 51... Re2 52. Bf3 Rc2 53. Qe3+ Kg7 54. Re1 (54. Qa7+ $142 Kh6 55. Qe7 Rh2+ 56. Kg1 e4 57. Qf8+ Qg7 58. Qf4+ {[%mdl 64] Double Attack} g5 59. Qd6+ Qg6 60. Qf8+ Qg7 61. hxg5+ Kg6 62. Bxe4+ Kh5 63. Qxg7) 54... Rf2 (54... Qc3 $142 55. Qxe5+ Qxe5 56. Rxe5 Kf6) 55. Kg1 {Accuracy: White = 64%, Black = 49%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.13"]
[White "Disha, Beshim"]
[Black "Krallis, Christos"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2073"]
[BlackElo "2276"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,58,0,0,7,0,0,15,-1,0,-1,58,35,37,-14,-20,-25,72,67,155,162,172,170,245,244,229,170,160,154,152,160,204,125,105,-141,-147,-135,-123,-232,-230,-231,-135,-134,-147,-154,-67,-82,-33,-100,-89,-525,-536]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 e4 5. d5 Bb4+ 6. Bd2 {A20: English Opening: 1...e5.} Qe7 7. Nc3 O-O 8. e3 {The position is equal.} Na6 9. Nge2 {[#]} Nc7 $146 (9... cxd5 $11 10. cxd5 d6) ({Predecessor:} 9... d6 10. dxc6 bxc6 11. O-O Re8 12. Qa4 Rb8 13. a3 Nc5 14. Qc2 Bxc3 15. Bxc3 Bg4 {½-½ (49) Xiong,J (2708)-Sevian,S (2654) Douglas 2019}) 10. Qb3 b5 11. dxc6 (11. cxb5 $14 Ncxd5 12. O-O) 11... bxc4 $11 12. Qa4 Ne6 (12... a5 $1 $11) 13. O-O $1 $36 {[%mdl 2048] White is more active.} ({Much worse is} 13. Nxe4 $6 Bxd2+ 14. Nxd2 Nc5 $15) 13... d5 (13... Rb8 $14) 14. Nxe4 $1 Bxd2 15. Nxd2 Ng5 (15... a5 $142 16. Nf3 Ra6) 16. Nf4 $18 Rb8 17. Qc2 ({Resist} 17. Nxd5 $6 Nxd5 18. Bxd5 Rxb2 $16) 17... Qe5 18. Qc3 Qxc3 19. bxc3 Rb2 20. Nf3 Nge4 {With the idea ...g5.} 21. Rac1 $2 (21. Nd4 $16 {and life is bright.}) 21... g5 $17 22. Nxg5 Nxg5 23. Nxd5 (23. h4 $17 Nge4 24. Nxd5 {[%mdl 64] Remove Defender}) 23... Nxd5 $19 24. Bxd5 Rd8 ({Black should play} 24... Be6 $19 25. Bxe6 Nxe6) 25. Rcd1 $17 Bg4 26. f3 {[#]} Bc8 (26... Bh3 $1 $17 27. c7 Rg2+ 28. Kh1 Rc8) 27. h4 $1 $15 {[%cal Rh4g5]} Nh3+ 28. Kh1 {[#] aiming for Bxf7+!} Kf8 $1 {And now ...Nf2+ would win.} 29. e4 $2 {[%mdl 8192]} (29. Rd4 $17 {is a better chance.}) 29... Nf2+ {Accuracy: White = 60%, Black = 51%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.14"]
[White "Hadzimanolis, Antonios"]
[Black "Yordanov, Nikolay"]
[Result "1/2-1/2"]
[ECO "B01"]
[WhiteElo "2221"]
[BlackElo "2102"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,44,55,59,55,54,62,55,58,59,62,60,60,63,54,63,62,62,84,57,71,65,74,34,35,33,99,80,93,27,50,61,50,55,98]} 1. e4 d5 2. exd5 Nf6 3. d4 Bg4 4. Bb5+ Nbd7 5. f3 Bf5 6. Nc3 a6 7. Ba4 b5 {B01: Scandinavian Defence.} 8. Bb3 Nb6 {[%cal Rb6d5]} 9. Nge2 Nbxd5 10. Nxd5 Nxd5 11. O-O e6 12. Ng3 Bg6 13. f4 f5 14. Re1 Kf7 15. Qe2 {[%csl Ge1][%cal Re2e6] [#]} Qd7 {[#]} 16. a4 $146 {Threatens to win with axb5.} ({Predecessor:} 16. Bd2 Be7 17. Nh1 Rhe8 18. Nf2 Bf6 19. c3 Kg8 20. Nd3 Bf7 21. g4 fxg4 22. Qxg4 {1-0 (48) Gromotka,H (2367)-Chilson,S (2124) ICCF email 2017}) 16... b4 17. c4 bxc3 18. bxc3 Rb8 (18... Be7 $14) 19. Rb1 {[#] Black must now prevent Bxd5!} Bd6 20. Qf3 ({Better is} 20. Qxa6 $16 c6 21. Qd3) 20... Rxb3 21. Rxb3 Qxa4 22. Rb2 Qc4 {Accuracy: White = 80%, Black = 80%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.15"]
[White "Papadopoulos, Panayotis"]
[Black "Koutlas, Nikolaos"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2220"]
[BlackElo "2030"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,65,65,30,41,19,18,23,29,21,20,21,22,15,46,29,46,65,76,73,154,160,162,164,259,241,233,206,231,251,242,121,204,206,190,191,258,265,264,264,443,438,468,466,558,552,666,643]} 1. Nf3 d5 2. d4 g6 3. Bf4 Bg7 4. e3 Nf6 5. c3 O-O 6. h3 c5 7. Nbd2 cxd4 8. exd4 Nc6 9. Bd3 Bf5 10. Bxf5 gxf5 11. O-O (11. g4 $5) 11... e6 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 12. Qb3 {[#]} b6 $146 ({Predecessor:} 12... Qd7 13. Ne5 Nxe5 14. Bxe5 Ne4 15. Nxe4 fxe4 16. Bxg7 Kxg7 17. f3 f5 18. Rae1 a6 19. fxe4 fxe4 20. Rxf8 Rxf8 {½-½ (35) Homs,G (2177)-Bobzin,P (2189) Ruhrgebiet 2005}) 13. Qb5 Rc8 {White has an edge.} 14. a4 Nh5 15. Bh2 Bh6 16. Nb3 a5 17. Nc1 Kh8 18. Nd3 Rg8 {Black is on the road to losing.} 19. Kh1 Ne7 (19... Nf6 $142) 20. Nde5 $36 {[%mdl 2048] White has strong initiative.} Qf8 21. Qxb6 f4 (21... Ra8 {was worth a try.} 22. Nd3 Ng6) 22. Qxa5 $18 Qg7 {[%csl Gg8][%cal Rg7g2]} 23. Rg1 Nf5 {intending ...Nhg3+.} 24. Qa7 Rcf8 {[#]} 25. Ng4 (25. Ne1 $1 $18) 25... Nhg3+ (25... Nfg3+ $16 26. fxg3 fxg3) 26. fxg3 fxg3 {Threatens to win with ...Bf4.} 27. Qc7 Rc8 (27... gxh2 $142 28. Qxh2 (28. Kxh2 Rc8 $16) 28... Bg5) 28. Qe5 gxh2 29. Rge1 ({But not} 29. Kxh2 $6 Qxe5+ 30. Nfxe5 Bf4+ 31. g3 Nxg3 $16) 29... f6 $2 {[#]} (29... Rb8 {was necessary.} 30. Ra2 Qxe5 31. Ngxe5 (31. Nfxe5 Bd2 $18) 31... Rb7) 30. Qxf6 {White is clearly winning.} Qxf6 31. Nxf6 Rg6 32. Nh5 Rcg8 33. Ne5 {Accuracy: White = 86%, Black = 54%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.16"]
[White "Stefanou, Dimitrios"]
[Black "Markidis, Konstantinos"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "1996"]
[BlackElo "2211"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,24,27,0,27]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. e3 d5 6. Bd3 b6 7. O-O Bb7 8. a3 Be7 9. b3 Nbd7 10. Bb2 c5 11. Qe2 cxd4 12. exd4 Re8 {[#] A rather calm draw. was the old line (12...Rc8). E11: Bogo-Indian.} {Predecessor:} 13. Rad1 $146 Qc7 14. Ne5 dxc4 15. Ndxc4 b5 16. Nxd7 Qxd7 17. Na5 a6 18. Nxb7 Qxb7 19. Rc1 Rec8 20. g3 {0-1 (51) Neverov,V (2499)-Sjugirov,S (2643) Taganrog 2013} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.17"]
[White "Nteligiorgis, Eleftherios"]
[Black "Stoinev, Metodi"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "1944"]
[BlackElo "2206"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,53,63,55,65,45,58,38,68,0,0,-70,20,-34,42,27,43,21,21,-34,-32,-29,-31,-30,-14,-24,-17,-85,-79,-316,-303,-265,-173,-172,29990,29991,29991,-2637]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 d6 4. d4 exd4 5. Nxd4 g6 6. Nc3 Bg7 7. Be3 Nf6 8. f3 O-O 9. Qd2 Re8 10. O-O-O a6 {C41: Philidor Defence.} 11. h4 Ne5 12. Be2 b5 {[#] White is slightly better.} 13. Nb3 $146 (13. a3 $14) ({Predecessor:} 13. Bh6 Bh8 14. g4 Bb7 15. h5 b4 16. Nd5 Nxd5 17. exd5 Bxd5 18. hxg6 fxg6 19. Nf5 {0-1 (48) Marks,I (2256)-Findlay,D (2172) Dundee 2009}) 13... Be6 $11 14. Bh6 (14. Kb1 $11) 14... Bh8 (14... Bxh6 $15 15. Qxh6 b4) 15. g4 ({White should play} 15. Bg5 $11) 15... Bc4 (15... b4 $1 $15 16. Nd5 a5) 16. Bg5 Qc8 {next ...b4 is good for Black.} 17. h5 b4 18. Nd5 (18. Bxc4 $11 Nxc4 19. Qe2 Nxb2 20. Kxb2) 18... Nxd5 $15 19. exd5 Bxe2 20. Qxe2 Nxg4 21. Qd2 Ne5 22. hxg6 (22. Nd4 $11) 22... fxg6 $17 23. Rxh7 $2 {[#]} (23. Qh2 $17 Qd7 24. Nd4) 23... Kxh7 $19 24. Rh1+ Kg8 25. Rxh8+ Kxh8 $4 {[%mdl 8192] [#]} (25... Kg7 $19 26. Rh1 (26. Rxe8 $2 Qxe8 27. Qd1 Nc4 $19) 26... Nxf3 27. Bh6+ Kg8 28. Qxb4 c5) 26. Bf6+ $1 Kg8 27. Bg5 $4 {[%mdl 40960] Accuracy: White = 36%, Black = 56%. . Loss on time!?} (27. Qh6 {was the only winning move.} Nd3+ 28. cxd3 Re1+ 29. Kc2 Re2+ 30. Nd2 b3+ 31. axb3 Rxd2+ 32. Kxd2 Qd7 33. Qh8+ Kf7 34. Qg7+ Ke8 35. Qg8#) 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.18"]
[White "Dritsas, Stavros Nikolaos"]
[Black "Chatzieleftheriou, Andreas"]
[Result "1/2-1/2"]
[ECO "B29"]
[WhiteElo "1754"]
[BlackElo "2167"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,113,0,8,4,13,15,30,23,23,23,27,16,25,27,31,22,34,13,12,6,10,-2,0,-4,16,6,20,5,7,5,10,-87,-78,-138,-135,-136,-131,-144,-144,-151,-151,-169,-163,-164,-143,-145,-143,-136,-132,-150,-139,-154,-161,-257,-108,-107,-83,-83,-86,-86,-88,-98,-77,-143,-108,-127,-85,-89,-8,-8,-8,-34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nf6 3. Nc3 d5 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. exd5 Nxd5 7. Nxd5 Qxd5 8. d4 Nc6 9. dxc5 {B29: Sicilian: 2 Nf3 Nf6 (Nimzowitsch Variation).} Qxc5 {[#]} 10. c3 $146 ({Predecessor:} 10. O-O e6 11. Be3 Qa5 12. Nd4 Be7 13. Nxc6 bxc6 14. Qf3 Qd5 15. Qxd5 cxd5 16. Rfc1 Bf6 {½-½ (46) Remizov,Y (2315)-Iljiushenok,I (2539) Sochi 2018}) 10... e5 11. O-O {White has an edge.} Be7 12. Qb3 Qb6 13. Be3 Qxb3 14. axb3 O-O 15. Nd2 Rfd8 16. Nc4 f6 17. b4 {[#] b5 is the strong threat.} a6 18. Rfd1 Rxd1+ 19. Rxd1 Kf8 20. Kf1 Ke8 21. Bb6 Rc8 22. Ne3 Nd8 23. f4 (23. Nd5 $11 {keeps the balance.}) 23... exf4 $17 24. Bxd8 (24. Nd5 $142 Ne6 25. Ke2) 24... Rxd8 {[%mdl 4096] Endgame KRB-KRN} ({Much weaker is} 24... Bxd8 $6 25. Nf5 $11) 25. Nd5 Kf7 26. Ke2 g5 27. c4 Bd6 28. h3 h5 29. Rd3 Be5 30. Nxf4 Rc8 31. Nxh5 Rxc4 32. Rd7+ Kg6 33. Ng7 Rxb4 34. Ne6 (34. g4 $142 Rxb2+ 35. Kf3 Rb3+ 36. Ke4 Rb4+ 37. Kf3) 34... Rxb2+ (34... Bxb2 $19 {And now ...Re4+ would win.} 35. Re7 f5) 35. Kf3 {White wants to mate with Nf8+.} Rb3+ 36. Ke4 {Threatening mate with Nf8+.} Rb4+ 37. Kf3 {[#] Intending Nf8+ and mate.} g4+ $1 38. hxg4 {White threatens Nf8+ and mate.} Kh6 39. Nc5 (39. g3 $142) 39... Rf4+ 40. Ke3 Rc4 41. Nxb7 Rc7 (41... Rxg4 $17 42. Nd8 Bh2) 42. Rxc7 $11 Bxc7 {KB-KN} 43. Ke4 Kg6 44. Kd5 {The position is equal.} Bb6 45. Nd6 a5 46. Ne4 Bd8 47. Kc4 Kf7 48. Kb5 Ke6 49. Nc5+ Kd5 50. Nd7 Ke6 51. Nc5+ Kf7 52. Nb7 Bc7 53. Nxa5 Bxa5 54. Kxa5 Kg6 55. Kb5 Kg5 56. Kc5 Kxg4 57. Kd5 {And White is the lucky defender. Accuracy: White = 82%, Black = 85%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.19"]
[White "Andreev, Stanislav"]
[Black "Opseth, Oliver"]
[Result "1-0"]
[ECO "E87"]
[WhiteElo "2144"]
[BlackElo "1894"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,46,93,78,97,88,134,110,165,125,134,59,47,49,103,75,293,188,260,202,232,210,211,166,230,230,231,220,197,118,110,114,135,112,247,235,567,545,481,535,661,567,702,701,640,678,759,604,589,561,632,619,725,725,725,718,1122,697,693,683,711,712,676,665,658,650,650,650,650,643,620,586,793,793]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Be3 e5 {6...c5 injects fresh life into this line.} 7. d5 Ne8 8. Qd2 {E87: King's Indian: Sämisch: 6...e5 7 d5.} Na6 9. O-O-O c5 10. g4 {[#] White is clearly better.} f5 $146 (10... Qa5 $16) ({Predecessor:} 10... Bd7 11. Bd3 Rb8 12. h4 Nec7 13. h5 b5 14. hxg6 fxg6 15. Qh2 Kf7 16. Nh3 h6 {0-1 (40) Mittendorfer,J (2113)-Sandner,W (2225) Austria 2008}) 11. gxf5 gxf5 12. Kb1 (12. exf5 $16 Bxf5 13. a3) 12... f4 $14 13. Bf2 Nb4 (13... Nac7 $14) 14. Nge2 b5 $2 (14... Na6 $16) 15. Nxb5 Rb8 (15... Na6 $142 16. Rg1 Kh8) 16. Nc1 Rf7 17. a3 Na6 18. Be1 Rfb7 {[#]} (18... Qb6 {was necessary.} 19. Qf2 Nac7) 19. Nb3 $1 $18 Bd7 20. Na5 Rb6 21. Nc6 (21. Qg2 $18) 21... Bxc6 $16 22. dxc6 {Black must now prevent Qd5+.} Nac7 23. Ka1 a6 (23... Rxc6 $16 24. Nxa7 Ra6) 24. Nxc7 $18 Rxb2 $2 (24... Qxc7 {is a better chance.} 25. Qd5+ Kf8) 25. Qd5+ {[%mdl 64] Zwischenzug. White is clearly winning.} Kh8 26. Nb5 axb5 27. cxb5 Nc7 28. Qxd6 (28. Kxb2 Nxd5 29. Rxd5 Qc7 $16) 28... Qxd6 29. Rxd6 Nxb5 {[#]} 30. Rd8+ $1 {[%mdl 512]} Rxd8 31. Kxb2 Nc7 32. Ba5 Rc8 33. Bh3 Rb8+ 34. Kc1 Nb5 35. c7 Nxc7 36. Bxc7 Rb3 37. Rd1 {Intending Rd8+ and mate.} Bf6 38. Bg4 Rxa3 39. Rd6 Kg7 40. Rd5 Ra2 41. Rxc5 Rxh2 42. Bxe5 h5 43. Bxf6+ {Accuracy: White = 65%, Black = 41%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.01"]
[Round "6.20"]
[White "Madebrink, Lars"]
[Black "Leftheriotis, Alexandros"]
[Result "1/2-1/2"]
[ECO "E67"]
[WhiteElo "2115"]
[BlackElo "1918"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,111,22,0,0,18,0,2,0,0,0,0,-7,-9,-36,-14,-24,-12,-79,-36,-43,-42,-106,-58,-48,14,6,0,1,0,-6,-7,0,179,-14,0,-137,-127,-119,-97,-95,-17,-4,-15,-12,0,0,0,-2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-11,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. h3 exd4 9. Nxd4 Nb6 10. b3 {E67: King's Indian: Fianchetto: 6...Nbd7.} d5 11. c5 Ne4 12. Nxe4 dxe4 13. Bb2 Nd5 {[#]} 14. e3 $146 ({Predecessor:} 14. c6 Re8 15. Rc1 Nb4 16. cxb7 Bxb7 17. a3 c5 18. Rxc5 Na6 19. Rc2 Qb6 20. e3 {1-0 (39) Dovzik,J (2430)-Biro,D (2198) Hungary 2007}) 14... c6 15. Kh2 Re8 16. Qd2 h5 17. h4 (17. Rfd1 $11 {remains equal.}) 17... g5 18. hxg5 Qxg5 {...h4 is the strong threat.} 19. Ne2 (19. Rh1 $1 $15) 19... Nf6 20. Rh1 h4 (20... Bg4 $15) 21. Kg1 hxg3 22. Nxg3 Bg4 23. Rc1 Rad8 24. Qc2 Nh5 $2 (24... Rd3 $11) 25. Nxh5 $2 ({And not} 25. Nxe4 Rxe4 26. f4 Nxf4 $1 $17 {[%mdl 512]}) (25. Bxg7 $1 $18 Nxg7 26. Nxe4 (26. Bxe4 f5 $16)) 25... Bxh5 26. Kf1 {[#]} (26. Rh3 $1 $11) 26... Bxb2 $1 $17 27. Qxb2 Qxc5 28. Rh3 Qe5 (28... Qf5 $17) 29. Qxe5 $11 {The position is equal.} Rxe5 {[#]} 30. Bxe4 $1 {[%mdl 512]} Rxe4 31. Rxh5 {[%mdl 4096] Endgame KRR-KRR} Rd2 32. Ra5 a6 33. Ke1 Rb2 34. Rd1 Rh4 {[%cal Rh4h1]} 35. Rd2 Rh1+ 36. Ke2 Rhb1 37. Rxb2 Rxb2+ {KR-KR} 38. Kf3 Kg7 39. Kg3 Re2 40. b4 Kf6 41. a3 Ke6 42. Kf3 Rc2 43. e4 Rc3+ 44. Kf4 Rb3 45. Kg4 Rd3 46. f4 f6 47. Rh5 Re3 48. Rh7 Rxe4 49. Rxb7 f5+ 50. Kg5 Re3 51. Rb6 Rg3+ 52. Kh6 Rxa3 53. Rxc6+ Kd5 54. Rc5+ Ke4 55. Kg6 Kxf4 56. Rxf5+ {Accuracy: White = 82%, Black = 85%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.1"]
[White "Zeng, Chongsheng"]
[Black "Trimitzios, Petros"]
[Result "1-0"]
[ECO "B37"]
[WhiteElo "2567"]
[BlackElo "2353"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,75,36,18,29,35,20,8,18,30,29,3,52,55,55,49,55,54,70,68,61,56,62,64,63,45,81,54,55,81,53,0,51,27,28,30,33,26,100,98,193,190,281,281,348,331,345,345,343,326,410,371,595,585,5614,5606,5706,6532,3533,3202]} 1. c4 Nf6 2. Nc3 c5 3. Nf3 Nc6 4. d4 cxd4 5. Nxd4 g6 6. e4 d6 7. Nc2 Bg7 8. Be2 O-O 9. O-O Be6 10. Rb1 {10.Bd2 is a critical line.} Rc8 {B37: Sicilian: Maroczy Bind with 5...Bg7, sidelines.} 11. b3 a6 12. Bd2 Nd7 {The position is equal.} 13. Nd5 Nc5 14. f3 Nd4 15. Nxd4 Bxd4+ 16. Kh1 {Ba5! is the strong threat.} Bxd5 17. exd5 {[#]} Bf6 $146 ({Predecessor:} 17... Re8 18. b4 Nd7 19. a4 e5 20. dxe6 Rxe6 21. f4 Qe7 22. Bd3 f5 23. Be1 Re8 {1-0 (37) Itkis,B (2436)-Derjabin,I (2391) Alushta 2004}) 18. b4 Nd7 19. Qb3 Re8 20. f4 Bg7 21. Bg4 h5 22. Be2 f5 23. Rbc1 Kh7 24. Be3 ({Better is} 24. Bf3 $14) 24... a5 (24... Nf6 $11) 25. a3 {[%cal Ba2a3,Ba3b4,Bb4c5][%mdl 32]} Nf6 26. Bf3 axb4 27. axb4 Qd7 {[#]} (27... e6 $1 $11 {keeps the balance.}) 28. c5 $1 $16 dxc5 (28... Ne4 $16 {was necessary.}) 29. bxc5 $18 e6 {[#]} (29... Ne4 {might work better.} 30. Bxe4 fxe4) 30. d6 $1 Nd5 31. Bf2 Rb8 32. Bxd5 exd5 33. Qxd5 Re2 34. Rb1 Qa4 $2 (34... Bf6 35. Bg1 Kh6) 35. Bg1 {White is clearly winning.} Bb2 {[#]} 36. Rxb2 $1 {[%mdl 512]} Rxb2 37. Bd4 {Threatening mate with Qf7+.} Qa2 38. Qe5 {Accuracy: White = 92%, Black = 49%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.2"]
[White "Santiago, Yago De Moura"]
[Black "Lu, Shanglei"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2488"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "45"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,45,9,9,12,0,0,13,12,18,20,19,6,6,6,0,3,6,6,10,1,8,7,4,0,0,0,4,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. Bb2 Bb7 10. O-O Qe7 {The position is equal.} 11. Rae1 {D45: Semi-Slav: 5 e3.} c5 12. cxd5 {[#]} cxd4 $146 ({Predecessor:} 12... exd5 13. Rc1 Rac8 14. Rfd1 Rfe8 15. Qf5 a6 16. dxc5 Nxc5 17. Ng5 g6 18. Qh3 h5 19. Qh4 Nce4 20. Ngxe4 dxe4 21. Na4 Nd5 22. Qxe7 Bxe7 23. Bc4 b5 24. Bxd5 Rxc1 25. Rxc1 Bxd5 {½-½ (25) Halldorsson,J (2472)-Laffranchise,L (2418) ICCF email 2016}) 13. Nxd4 {Strongly threatening Nc6.} Nxd5 14. Nxd5 Bxd5 15. Bf3 Bxf3 16. Nxf3 Rac8 17. Qe2 Nf6 18. Rc1 Qb7 19. Ne5 Rxc1 20. Rxc1 Rc8 {[#] White must now prevent ...Rxc1+.} 21. Qd1 Rxc1 22. Qxc1 Nd7 23. Nxd7 {Not much happened in this game. Accuracy: White = 100%, Black = 100%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.2"]
[White "Santiago, Yago De Moura"]
[Black "Lu, Shanglei"]
[Result "*"]
[ECO "D45"]
[WhiteElo "2488"]
[BlackElo "2615"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,49,0,11,-4,0,0,20,18,18,12,24,0,0,0,0,-2,3,12,8,0,8,-803,10,16,14,0,6,0,1,3,7,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Nc3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. Bb2 Bb7 10. O-O Qe7 11. Rae1 {D45: Semi-Slav: 5 e3.} (11. Rfe1 {with more complications.} Rfe8 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Bb4 15. Red1) 11... c5 12. cxd5 {[#]} cxd4 $146 ({Predecessor:} 12... exd5 13. Rc1 Rac8 14. Rfd1 Rfe8 15. Qf5 a6 16. dxc5 Nxc5 17. Ng5 g6 18. Qh3 h5 19. Qh4 Nce4 20. Ngxe4 dxe4 21. Na4 Nd5 22. Qxe7 Bxe7 23. Bc4 b5 24. Bxd5 Rxc1 25. Rxc1 Bxd5 {½-½ (25) Halldorsson,J (2472)-Laffranchise,L (2418) ICCF email 2016}) 13. Nxd4 {aiming for Nc6.} Nxd5 14. Nxd5 Bxd5 15. Bf3 Bxf3 16. Nxf3 Rac8 17. Qe2 Nf6 18. Rc1 Qb7 19. Ne5 Rxc1 20. Re1 $2 {[%mdl 8192] [#]} (20. Rxc1 $11 Rc8 21. Rxc8+ Qxc8 22. h3) 20... Rd1 $2 ({Black should play} 20... Rxe1+ $19 21. Qxe1 Qc7) 21. Rxd1 $11 {The position is equal.} Rd8 22. Rc1 Rc8 23. Qd1 Rxc1 24. Qxc1 Nd7 25. Nxd7 {Accuracy: White = 100%, Black = 100%.} *

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.3"]
[White "Gouloutis, Nikolaos"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[ECO "E61"]
[WhiteElo "2347"]
[BlackElo "2523"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,111,0,17,-27,-20,-20,-36,-25,-23,-26,-27,-32,-31,-31,-26,-25,-32,-29,-45,-38,-27,-25,-30,-26,-25,-56,-46,-57,-42,-47,-44,-87,-77,-144,-144,-145,-145,-147,-130,-117,-124,-125,-130,-124,-130,-117,-127,-126,-118,-160,-120,-230,-209,-241,-238,-213,-122,-120,-27,-247,-229,-239,-228,-235,-263,-414,-407,-375,-364,-315,-135,-155,-95,-147,-7,-23,-28,-10,-22,-36,-27,-458,-13,-19,-40,-527,-869,-1995,-1691,-2232,-2049,-2080,-9879,-12844,-12845,-12846]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 c5 6. d5 e6 7. Nc3 exd5 8. cxd5 d6 9. O-O Bg4 10. Nd2 {E61: King's Indian: Early deviations for White, including Smyslov System.} Bxe2 11. Qxe2 Na6 12. Nc4 {[#] Black is slightly better.} Nc7 $146 ({Predecessor:} 12... Nb4 13. Rd1 a6 14. a3 b5 15. axb4 cxb4 16. Nxb5 axb5 17. Rxa8 Qxa8 18. Nxd6 Rd8 19. Nxb5 Rxd5 {1-0 (53) Novkovic,M (2373)-Schachinger,M (2432) Austria 2015}) 13. a4 Ncxd5 14. Nxd5 Nxd5 15. Rd1 Nb4 16. Nxd6 Qe7 17. Nc4 Rfd8 18. Bd2 Qe4 19. Bc3 Bxc3 20. bxc3 Nd3 21. Nd2 Qe5 22. Ra3 Rd7 23. Nf3 Qe4 24. Rd2 Rad8 25. h3 (25. Ra1 $142) 25... Nc1 $1 $17 26. Qd1 Rxd2 27. Nxd2 {[#]} Qb1 $1 {[%mdl 576] Pin} 28. Kh2 (28. Nxb1 Rxd1+) 28... Qb2 $36 {[%mdl 2112] Double Attack. White is under strong pressure.} 29. Nc4 Rxd1 30. Nxb2 {[%mdl 4096] Endgame KRN-KRN} Rd2 {[%mdl 64] Double Attack} 31. Nc4 Rxf2 32. Nd6 Rb2 33. c4 Kf8 34. e4 (34. a5 $17) 34... Ke7 $19 35. Nc8+ Ke6 36. Nxa7 Rc2 (36... Ke5 $19 37. Rf3 f6) 37. a5 $17 Rxc4 {[#]} (37... f6 $17 38. Nc6 Kd7) 38. a6 $2 (38. Nc6 $1 $11 {[%mdl 512] and White has nothing to worry.}) 38... bxa6 $19 ({Avoid the trap} 38... Rxe4 $2 39. axb7 Rb4 40. Nc6 $18) 39. Rxa6+ Ke5 40. Nc6+ Kxe4 41. Nd8 (41. Ra7 $142) 41... f5 42. Ne6 Rc2 43. Ng5+ Kf4 (43... Ke3 $19 {Threatens to win with ...c4.} 44. Re6+ Kd4 45. Nf3+ Kd5) 44. Nxh7 $17 g5 ({Better is} 44... Ne2 45. Nf8 Ke3 46. Nxg6 c4 47. Re6+ Kf2) 45. Nf8 {[#]} (45. Ra3 $142) 45... g4 (45... Ke3 $1 $17 46. Ne6 c4 47. Nxg5 Nd3) 46. Ne6+ $11 Ke5 {And now ...Ne2 would win.} 47. hxg4 fxg4 {Strongly threatening ...Ne2.} 48. Kg3 c4 49. Ng7 $2 {[%mdl 8192]} (49. Nc7 $11) 49... Nb3 $2 (49... c3 $19 {...Ra2 is the strong threat.} 50. Ra5+ Ke4 51. Ra4+ Kd5) 50. Re6+ $1 Kd5 {White must now prevent ...c3.} 51. Rg6 $2 {[%mdl 8192]} ({White should try} 51. Re8 $15) 51... c3 $19 {Black is clearly winning.} 52. Ne6 Rd2 53. Nf4+ Kc5 54. Rg5+ Kb4 (54... Kc4 $142 55. Re5 c2) 55. Rxg4 c2 56. Ne2+ {Accuracy: White = 52%, Black = 71%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.4"]
[White "Giannoulakis, Lampros"]
[Black "Stanojoski, Zvonko"]
[Result "1-0"]
[ECO "A52"]
[WhiteElo "2266"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,63,70,77,43,50,47,63,74,73,35,79,89,86,84,182,162,158,127,141,140,273,255,473,460,490,195,494,395,391,395,394,338,347,346,583,554,1032,997,1138,1138,1014,534,12837,12838]} 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. e3 Ngxe5 8. Nxe5 Nxe5 9. Be2 b6 10. O-O Bxd2 11. Qxd2 Bb7 12. Rac1 {A52: Budapest Gambit.} d6 13. b4 {[#]} g5 $146 ({Predecessor:} 13... Ng6 14. Bg3 O-O 15. c5 dxc5 16. bxc5 Rfd8 17. Qb4 Bc6 18. a3 a5 19. Qb2 Be4 20. cxb6 cxb6 {1-0 (32) Chernin,A (2615)-Blatny,P (2510) Brno 1993}) 14. Bg3 {White is slightly better.} O-O-O 15. Qc3 (15. c5 $5) 15... h5 16. c5 {And now cxd6 would win.} Kb8 17. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Ng6 {[#]} (17... h4 $16 18. Bxe5 Qxe5) 18. a5 $1 $18 h4 {[#]} 19. Bxd6 $1 {[%mdl 512]} cxd6 20. c6 Rc8 (20... Bxc6 $16 21. Qxc6 Ne5) 21. b5 Ne5 $2 (21... Qe5 22. axb6 Qxc3 23. bxa7+ (23. Rxc3 axb6 24. Rfc1 Rc7 $16) 23... Kxa7 24. Rxc3 Kb6) 22. axb6 {Hoping for c7+.} axb6 23. Qa3 $2 $40 {[%mdl 128] White attacks with force.} (23. Qd4) 23... Rhd8 $2 (23... Nxc6 24. bxc6 Rxc6 25. Rxc6 Bxc6) 24. Ra1 {White threatens Qa7+! and mate.} ({Not} 24. cxb7 Qxb7 25. Rxc8+ Kxc8 $16) 24... Nxc6 25. bxc6 Rxc6 26. Qa7+ Kc7 {White should prevent ...Ra8.} 27. Rfc1 {Threatens to win with Ba6.} Rc5 $2 (27... Ra8 {might work better.} 28. Rxc6+ Kxc6 29. Rc1+ Kd5 30. Bf3+ Ke5 31. Qxb7 Qxb7 32. Bxb7 Rb8) 28. Rab1 {White is clearly winning.} Ra8 29. Qxb6+ Kb8 30. Rxc5 dxc5 31. Bf3 {[%cal Rf3b7]} Ra7 32. Rd1 {Accuracy: White = 69%, Black = 34%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.5"]
[White "Tsaknakis, Zisis"]
[Black "Nesteretz, Anatoliy"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2197"]
[BlackElo "2385"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,77,39,42,62,31,33,38,37,17,41,28,9,15,28,20,17,18,21,22,52,53,51,62,80,26,63,64,86,73,168,100,99,92,86,105,108,70,81,62,68,0,0,-20,-20,-33,0,0,0,-5,0,0,0,-31,-20,-35,0,0,0,0,0,0,46,0,0,0,0,0]} 1. Nf3 c5 2. e4 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. a3 {Recently 7.Qe2 got a lot of attention.} Qc7 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 8. g3 a6 9. Bg2 b5 {White is slightly better.} 10. O-O Bb7 {[#]} 11. Re1 $146 ({Predecessor:} 11. f4 e5 12. f5 Bd6 13. Bg5 Nd4 14. Bxf6 gxf6 15. Nxd4 exd4 16. Nd5 Bxd5 17. exd5 {0-1 (44) Palao,A (1665)-Balcarce,G Bento Goncalves 2010}) 11... d6 12. f4 h5 13. h3 Be7 14. Be3 Nd7 15. Qe2 Nb6 16. a4 $36 {[%mdl 2048] White fights for an advantage.} bxa4 17. Nxa4 Nd7 18. c4 (18. Red1 $16) 18... Rb8 19. c5 h4 20. cxd6 Bxd6 (20... Qxd6 $16 {was worth a try.} 21. Nbc5 Nxc5 22. Nxc5 (22. Bxc5 Qc7 $16) 22... Nd4) 21. Rac1 ({Better is} 21. e5 $18 Bf8 22. Rac1) 21... e5 $16 22. Nbc5 Nxc5 23. Nxc5 O-O 24. Nxa6 Bxa6 25. Qxa6 Rfc8 26. fxe5 ({White should play} 26. gxh4 $14 Ra8 27. Qe2) 26... Bxe5 $11 {[%mdl 64] [#] Double Attack} 27. Re2 Bxb2 28. Bf4 $1 {[%cal Rf4c7]} Qb6+ (28... Qd7 {looks sharper.} 29. Rd2 Qe8 30. Rcd1 Be5 31. Bxe5 Nxe5 32. gxh4 Nc4) 29. Qxb6 Rxb6 30. Rc4 {aiming for Rec2.} Bd4+ 31. Kh2 {Strongly threatening e5.} hxg3+ 32. Kxg3 (32. Bxg3 $5 {[%cal Re4e5]} Rd8 33. e5 $11) 32... Re8 33. e5 Bxe5 34. Kg4 f5+ $1 {[%mdl 64] [#] Decoy} 35. Kxf5 Ne7+ 36. Kg4 Rg6+ 37. Kf3 (37. Bg5 $5 {[%cal Re2e5]} Bf6 38. h4 $16) 37... Bxf4 38. Rxf4 Rf8 39. Rxe7 {Accuracy: White = 72%, Black = 76%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.6"]
[White "Georgakopoulos, Nikolaos"]
[Black "Gu, Tianlu"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2367"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,89,40,43,45,52,45,50,44,105,98,112,117,160,140,181,146,226,210,187,143,134,118,113,97,124,91,101,83,90,78,141,128,123,119,127,139,212,174,209,213,216,199,212,214,214,135,148,0,219,250,280,154,294,207,302,300,528,490,469,266,381,323,308,300,339,330,456,460,462,436,452,428,588,551,618,602,1302,1353,1523,1506]} 1. d4 d5 2. c4 e6 3. Nf3 c6 4. Qc2 dxc4 5. Qxc4 b5 6. Qc2 Bb7 7. e4 {D30: Queen's Gambit Declined: Systems without Nc3.} Nd7 8. Bd3 Rc8 9. O-O {[#] White is slightly better.} Qb6 $146 ({Better is} 9... Ngf6 $14) ({Predecessor:} 9... a6 10. Re1 c5 11. d5 c4 12. Bf1 e5 13. a4 Bc5 14. axb5 axb5 15. b3 Ngf6 16. bxc4 {1-0 (32) Dzagnidze,N (2429)-Berzina,I (2281) Stockholm 2008}) 10. Nc3 $16 a6 11. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Qa5 12. Qe2 b4 13. Nb1 {[%cal Bc3b1,Bb1d2,Bd2b3][%mdl 32]} Ngf6 (13... Qc7 $16 14. Bxa6 Bxa6 15. Qxa6 Ngf6) 14. Nbd2 $18 Be7 15. Nb3 Qb6 16. a5 Qa7 17. Bg5 h6 18. Bd2 c5 19. e5 Nd5 20. Rac1 cxd4 (20... g5 $142) 21. Rxc8+ $16 (21. Nfxd4 $6 O-O $14) (21. Nbxd4 $6 Nc5 $11) 21... Bxc8 22. Nfxd4 (22. Nbxd4 Bb7 $14) 22... Bb7 23. Rc1 Qa8 {[#]} (23... Nc5 $16) 24. Qh5 $1 $36 {[%mdl 2048] Nxe6 is the strong threat. White is really pushing.} Nf8 25. f4 g6 26. Qh3 h5 27. Kh1 Rg8 28. Nf3 Qd8 {With the idea ...Nxf4.} 29. Nfd4 (29. Bc2 $16) 29... Qa8 $1 30. Qg3 Nd7 31. Be4 (31. h4 $18) 31... h4 (31... Kf8 $16 {was necessary.} 32. Qh3 Ke8) 32. Qh3 g5 (32... Rh8 {keeps fighting.} 33. Nxe6 fxe6) 33. fxg5 Bxg5 $2 (33... Rxg5 34. Bxg5 (34. Qxh4 Rxe5 35. Qh8+ Bf8 $18) 34... Bxg5) 34. Bxg5 Rxg5 {[#]} 35. Qxh4 (35. Nxe6 $142 $1 {[%mdl 512]} Rxe5 (35... fxe6 36. Qxe6+) 36. Nec5) 35... Rxe5 (35... Qd8 $142 36. Nxe6 (36. Qh8+ Ke7 $18) 36... fxe6) 36. Nf3 Rxe4 37. Qxe4 N5f6 38. Qf4 ({Stronger than} 38. Qxb4 Bxf3 39. gxf3 Qxf3+ 40. Kg1 Qe3+ 41. Kh1 Qf3+ 42. Kg1 Qe3+ 43. Kh1 Qf3+ $11) 38... Bd5 39. Nc5 {White is clearly winning.} Nxc5 40. Rxc5 ({Not} 40. Qxf6 Bxf3 41. gxf3 Qd5 $18) 40... Nd7 41. Rc1 Qb7 42. h4 Qb5 43. Qd6 {[%cal Rc1c8]} Bb7 44. Rc7 b3 45. Kg1 {Accuracy: White = 71%, Black = 38%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.7"]
[White "Marin, Mihail"]
[Black "Andreev, Stanislav"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2502"]
[BlackElo "2144"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,77,5,6,4,3,8,36,29,46,-8,-8,-10,25,15,27,15,10,9,77,59,114,112,165,141,148,123,134,134,134,129,116,127,159,152,223,229,224,228,219,212,221,229,216,116,224,123,343,350,348,347,348,348,348,326,662,631,1049,1040,29970,1142,1304,1591,1456,1373,29986,29981,29994,29991]} 1. d4 d5 2. Nf3 Nf6 3. g3 c6 4. Bg2 Bf5 5. c4 e6 6. Nc3 h6 7. Qb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Qb6 8. c5 Qc7 9. Bf4 {White is slightly better.} Qc8 10. Qa4 ({White should play} 10. Nd2 $14) 10... Nbd7 $11 11. b4 {[#]} b5 $146 ({Predecessor:} 11... Ne4 12. Qb3 g5 13. Be3 Bg7 14. O-O b6 15. cxb6 axb6 16. Rac1 Qb7 17. b5 Nxc3 18. bxc6 Qxc6 19. Rxc3 {0-1 (44) Khodorov,A (2136)-Suarez Garcia,C (2400) Caldas da Rainha 2014}) 12. Qb3 a5 13. a4 $36 {[%mdl 2048] White has some pressure.} axb4 14. Qxb4 Ne4 (14... g5 $11 15. Be5 Be7) 15. Nxe4 $16 dxe4 (15... Bxe4 $14 16. O-O g5) 16. Nd2 Nf6 (16... g5 $16) 17. O-O $18 Nd5 18. Qb2 Nxf4 19. gxf4 bxa4 20. Nxe4 Bxe4 21. Bxe4 Be7 22. Qb4 e5 (22... O-O $16 23. Rxa4 g5 24. fxg5 hxg5 25. Rxa8 Qxa8) 23. fxe5 ({Much less strong is} 23. Rxa4 $6 exd4 24. Rxa8 (24. Qxd4 Rxa4 25. Qxa4 O-O $16) 24... Qxa8 $16) 23... Qg4+ 24. Bg2 {Qb7 is the strong threat.} O-O 25. e3 Rfb8 26. Qc4 a3 27. Ra2 ({Better is} 27. Qc2 $1 $18) 27... Rb2 (27... Qg6 $16 {was necessary.}) 28. h3 ({White must play} 28. Rxb2 $1 $18 axb2 29. Qc2 (29. Qb3 Qe2 $17)) 28... Qg6 $2 {This costs Black the game.} (28... Qe6 $16 29. Qxe6 fxe6) 29. Rxb2 $1 axb2 30. Qb3 Ra1 31. Qxb2 Rxf1+ 32. Kxf1 Qd3+ $2 (32... Bh4 33. Kg1 Kh8) 33. Kg1 Qd1+ 34. Kh2 Bh4 35. Bxc6 (35. Qb8+ $142 Kh7 36. Be4+ g6 {[#]} 37. Qb7 $1 {[%mdl 576] Double Attack} Bg3+ 38. Kg2 $1 {[%mdl 512]} Kh8 39. Qxf7 Bxf2 40. Qf6+ Kg8 41. Qxg6+ Kf8 42. Qxh6+ Kf7 43. Bg6+ Ke7 44. Qg7+ Kd8 45. Qf8+ Kc7 46. Qe7+ Kc8 47. Bf5+ Kb8 48. Qd8+ Kb7 49. Qb6+ Ka8 50. Qxc6+ Kb8 51. Qb6+ Ka8 52. Be4#) 35... Qf1 36. Bg2 Qe1 37. Be4 {Qb8+ would kill now.} f5 38. Qb8+ Kf7 {[#]} 39. e6+ $1 {Accuracy: White = 73%, Black = 37%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.8"]
[White "Kourkoulos-Arditis, Stamatis"]
[Black "Papadopoulos, Panayotis"]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2470"]
[BlackElo "2220"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,59,66,52,64,56,61,50,58,50,52,46,47,48,46,46,49,48,64,60,47,61,69,65,156,148,216,200,258,263,341,310,358,343,353,325,767,635,955,567,525,522,517,516,454,332,487,466]} 1. d4 Nf6 2. c4 d6 3. Nf3 Nbd7 4. Nc3 e5 5. e4 c6 6. Be2 Be7 7. O-O Qc7 8. Re1 {was the old line (8.Be3).} Nf8 {A55: Old Indian Defence with Nf3 and e4.} 9. h3 Ng6 10. Bf1 O-O {White is slightly better.} 11. Be3 h6 {[#]} 12. d5 $146 ({Predecessor:} 12. Rc1 Bd7 13. Qc2 Nh5 14. dxe5 dxe5 15. Rcd1 Rad8 16. c5 Nhf4 17. Kh2 f5 18. g3 fxe4 19. Nxe4 {0-1 (48) Md Arafat,R (1852)-Zoar Haque,P (1991) Dhaka 2017}) 12... c5 13. a3 b6 14. b4 Bd7 15. Rb1 a6 16. Rb2 Rfb8 17. Qc2 Nh7 18. Reb1 Bg5 (18... Qc8 $14) 19. Nxg5 $16 hxg5 (19... Nxg5 $16 20. Rb3 a5 21. bxc5 bxc5) 20. Qb3 $18 Ne7 21. bxc5 bxc5 22. Qxb8+ Rxb8 23. Rxb8+ Bc8 24. Na4 f6 $2 {[#]} (24... Nf8 25. Bxg5 f6) 25. R1b6 Nf8 {and the idea ...Nd7 leaves Black hopeful.} 26. Nxc5 Neg6 27. Ne6 Nxe6 28. dxe6 Kh7 29. Ra8 Bxe6 (29... a5 $142 30. Rb2 Bxe6) 30. c5 {Accuracy: White = 90%, Black = 47%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.9"]
[White "Vestby-Ellingsen, Mads"]
[Black "Vetokhin, Ilia"]
[Result "1-0"]
[WhiteElo "2357"]
[BlackElo "2112"]
[Annotator "TA"]
[PlyCount "17"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 1,1,16]} 1. d4 {Not much happened in this game.} {Predecessor:} Nf6 2. Bf4 c5 3. e3 Qb6 4. Nc3 Qxb2 5. Nb5 Nd5 6. Rb1 {A45: Trompowsky Attack.} Qxa2 7. Ra1 Qb2 8. Rb1 Qa2 9. Ra1 {½-½ (9) Nakamura,H (2745)-So,W (2767) chess.com INT 2020} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.10"]
[White "Krallis, Christos"]
[Black "Bullen, Alex"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2276"]
[BlackElo "2085"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,115,10,5,7,0,0,0,0,0,0,0,21,34,22,-4,25,33,18,33,33,25,22,14,40,7,14,0,0,0,0,0,31,31,32,12,14,0,10,0,0,0,0,0,0,0,0,0,0,-9,0,-16,-8,-797,0,0,0,0,0,0,376,-926,344,394,354,318,207,168,451,443,506,498,832,832,1384,418,392,398,802,791,1174,1118,905,692,29992,29993,29993,29994,29995,29996,29996,29997,29997,29998]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Rd1 Bc6 10. Nc3 Bxf3 11. Bxf3 Nc6 12. Bxc6 bxc6 13. a5 Rb8 {The main line 13...Rb8 scores better than 13...Qb8. E05: Open Catalan: 5 Nf3 Be7.} 14. Ra4 Rb4 15. Na2 Rxa4 {The position is equal.} 16. Qxa4 Qb8 17. Qxc4 Qb5 18. Qxb5 cxb5 19. Bf4 Nd5 20. Rc1 Nxf4 21. gxf4 $14 {[%mdl 4096] Endgame KRB-KRN} Bd6 22. e3 Ra8 {[#]} 23. Rc2 $146 ({Predecessor:} 23. Kg2 Kf8 24. Kf3 Ke7 25. e4 Kd7 26. Ke3 Rd8 27. e5 Be7 28. Nc3 f5 29. exf6 gxf6 {½-½ (36) Smit,F (2054)-Wiersma,J ICCF email 2014}) 23... Ra7 24. Nc1 Bb4 25. Nb3 Kf8 26. e4 Ke7 27. d5 {Nd4 is the strong threat.} Kd7 (27... c5 $5 {[%cal Re6d5]} 28. dxc6 (28. Nxc5 $2 Rc7 $19) 28... Kd6 $11) 28. Nd4 Ra8 29. Nc6 Bd6 30. Ne5+ Ke8 31. Nd3 exd5 32. e5 Be7 33. Rxc7 Bd8 34. Rb7 Bxa5 35. f5 Rc8 36. Nf4 d4 37. e6 fxe6 38. Nxe6 $2 {[%mdl 8192]} (38. fxe6 $11 Rc7 39. Rb8+ Ke7 40. Nd5+ Kxe6 41. Nxc7+ Bxc7 42. Ra8) 38... d3 $2 ({Black should play} 38... Rc1+ $1 $19 39. Kg2 d3 40. Rxg7 Re1) 39. Nxg7+ $11 Kf8 40. Ne6+ {[%mdl 64] Discovered Attack} Kg8 $1 41. f6 {[#]} d2 $2 {[%mdl 8192]} (41... Bc7 $1 $11 {[%mdl 512] and Black stays safe.} 42. Kf1 (42. Rxc7 Rxc7) 42... d2) 42. f7+ $18 Kh8 43. Rd7 Bb4 {Strongly threatening ...Rc1+.} 44. Kg2 h6 {intending ...Rc6.} 45. Kf3 Rc1 $2 {[#]} (45... Rc6 46. Rd8+ Kh7) 46. Rxd2 $1 {[%mdl 512]} Rc6 (46... Bxd2 47. f8=Q+) 47. Re2 a5 (47... Rb6 $142 48. Re4 Be7 49. f8=Q+ Bxf8 50. Nxf8 a5) 48. Kg4 a4 49. f8=Q+ (49. Kf5 $142 {aiming for f4.} Rb6 50. f4) 49... Bxf8 50. Nxf8 {KRN-KR} Rc4+ $2 (50... Kg8 51. Nd7 Rd6) 51. Kf5 b4 52. Nd7 b3 53. Nf6 {Threatening mate with Re7.} Rc2 54. Re7 {[%csl Gf6][%cal Re7h7] White mates.} Rxf2+ {[#]} 55. Kg6 $1 {[%csl Gf6,Gg6][%cal Re7h7]} Rg2+ 56. Kh5 {[%csl Gf6][%cal Re7h7]} Rxh2+ 57. Kg4 {[%csl Gf6][%cal Re7h7]} h5+ 58. Kg3 {Accuracy: White = 81%, Black = 58%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.11"]
[White "Ladopoulos, Dimitrios"]
[Black "Nteligiorgis, Eleftherios"]
[Result "1-0"]
[ECO "E02"]
[WhiteElo "2253"]
[BlackElo "1944"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,67,39,59,53,70,81,105,92,97,90,104,62,81,82,130,132,147,154,143,139,140,140,140,136,154,149,154,161,155,159,164,139,181,158,193,193,185,186,389,218,205,206,213,153,162,160,152,125,125,141,373,366]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. O-O Be7 9. d4 O-O 10. Rd1 {E02: Open Catalan: 5 Qa4+.} Qb6 11. Nc3 cxd4 12. Nxd4 {White is better.} Nc5 13. Rb1 a5 {[#]} 14. h3 $146 ({Predecessor:} 14. Be3 Bd7 15. Nb3 Bc6 16. Nxc5 Bxc5 17. Nd5 Bxd5 18. Qxc5 Qxc5 19. Bxc5 Rfc8 20. Rbc1 {½-½ (51) Sargsyan,S (2499)-Der Manuelian,H (2242) Yerevan 2018}) 14... Bd7 15. e4 Bc6 16. e5 Nd5 17. Nxd5 Bxd5 18. Bxd5 exd5 19. Nf5 Qe6 {[#]} 20. Rxd5 $1 {[%mdl 512]} Rfc8 (20... Qxd5 21. Nxe7+) 21. Nxe7+ Qxe7 22. Be3 Nd7 23. Qf5 Nf8 24. a3 g6 25. Qe4 Qe6 26. h4 Nd7 {[#] Hoping for ...Nf6!} 27. Qd4 Qf5 $2 (27... Nf8 28. Rd1 Qf5) 28. Rd1 ({Weaker is} 28. Rxd7 Qxb1+ 29. Kg2 Qc2 $16) (28. e6 $142 Qxb1+ 29. Kh2) 28... Nf8 $18 29. Qb6 Ne6 30. Qxb7 Rab8 31. Qe7 Rxb2 32. Rxa5 Qf3 33. Rad5 Rcc2 $2 (33... Re2 $16 {keeps fighting.}) 34. Qf6 {Accuracy: White = 75%, Black = 59%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.12"]
[White "Dermatopoulos, Konstantinos"]
[Black "Hadzimanolis, Antonios"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "1996"]
[BlackElo "2221"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,82,30,10,27,20,31,13,15,-21,-19,-25,-26,-33,-43,-47,-20,-20,-20,-20,-21,-21,-21,-40,-31,-55,0,-85,-10,-24,-23,-11,-9,-19,-29,-14,-14,-62,-37,-13,-16,-64,-40,-34,-34,-358,-358,-1154,-1058,-960,-112,-1252,-983,-920,-743,-29992,-29993,-29993,-29991,-29992,-29993,-29993,-29994,-29994,-29995,-29995,-29996,-29996,-29997]} 1. c4 Nf6 2. Nc3 c5 3. e4 Nc6 4. g3 g6 5. Bg2 Bg7 6. Nge2 O-O 7. O-O d6 8. d3 Nd4 9. h3 Ne8 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} 10. Rb1 {[#]} a5 $146 ({Predecessor:} 10... Bd7 11. b4 b6 12. Kh2 Nc7 13. Nxd4 cxd4 14. Ne2 b5 15. f4 a5 16. a3 axb4 17. axb4 {1-0 (42) Goletiani,R (2333)-Abrahamyan,T (2329) Saint Louis 2012}) 11. Nxd4 cxd4 {The position is equal.} 12. Ne2 Nc7 13. b3 e5 14. Bd2 Na6 15. a3 Nc5 16. b4 axb4 17. axb4 Na4 18. Ra1 Bd7 19. b5 Nc5 20. Qc2 f5 ({Black should play} 20... Rxa1 $15 21. Rxa1 Qc8) 21. Bb4 (21. Rxa8 $11 {remains equal.} Qxa8 22. exf5) 21... fxe4 (21... f4 $17 {...f3 is the strong threat.} 22. Rxa8 Qxa8 23. gxf4 exf4) 22. Bxc5 $1 $11 exd3 23. Qxd3 {aiming for Rxa8.} dxc5 24. Bxb7 Rxa1 25. Rxa1 Qf6 26. Bd5+ Kh8 27. f3 $1 Bxh3 {Strongly threatening ...Bh6.} 28. Ra8 Bf5 29. Rxf8+ Bxf8 30. Qb3 $2 {[%mdl 8192]} (30. Qa3 $15) 30... d3 $19 31. Nc3 $2 {[#]} (31. Kf2 dxe2 32. b6) 31... Qg5 $1 32. g4 Qc1+ $2 (32... Qe3+ $19 {has better winning chances.} 33. Kf1 Qc1+ 34. Kg2 {[#]} e4 $1 {[%mdl 512]} 35. gxf5 Qd2+ 36. Kh3 Bd6) 33. Kg2 $2 {[%mdl 8192]} (33. Qd1 $17 Qxc3 34. gxf5) 33... Qd2+ 34. Kf1 {[#]} e4 $1 {[%mdl 512] ( -> ...e3)} 35. fxe4 (35. Nxe4 Bxe4) 35... Bxg4 {Black mates.} 36. e5 Be2+ 37. Kg1 Qe1+ 38. Kh2 {[#]} Bg7 $1 39. Nxe2 Bxe5+ 40. Nf4 Bxf4+ 41. Kg2 Qe2+ {Accuracy: White = 53%, Black = 75%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.13"]
[White "Markidis, Konstantinos"]
[Black "Nilsen, Tobias Lang"]
[Result "0-1"]
[ECO "B40"]
[WhiteElo "2211"]
[BlackElo "2135"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,7,8,7,8,8,6,8,8,12,40,20,20,9,39,34,35,12,23,24,52,32,73,71,90,74,89,43,114,116,261,268,269,272,318,222,218,218,232,223,287,289,333,322,417,10,10,27,39,10,225,227,504,56,50,37,47,0,0,-5,0,-137,-145,-397,-364,-381,-375,-666,-660,-651,-600]} 1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. Bd3 Nc6 5. Bc2 d5 6. e5 {B40: Sicilian: 2...e6, Unusual lines.} Nd7 7. d4 b6 8. O-O {The position is equal.} Ba6 9. Re1 Rc8 10. a3 Be7 11. b4 cxd4 12. cxd4 {[#]} Qc7 $146 ({Predecessor:} 12... Bc4 13. Be3 b5 14. Nbd2 Nb6 15. Qb1 h6 16. Nb3 Bxb3 17. Qxb3 Nc4 18. Bd3 a6 {1-0 (55) Ponkratov,P (2613)-D'Costa,L (2391) Katowice 2017}) 13. Ba4 {Black must now prevent b5.} Bc4 (13... b5 $5 {[%cal Rb5a4]} 14. Bb3 Nb6 $11) 14. Nc3 O-O 15. Bf4 a5 16. b5 Na7 17. Re3 Qd8 18. Qb1 f5 ({Black should try} 18... Re8 $14) 19. exf6 $1 $16 Bxf6 (19... Rxf6 $16 {was necessary.} 20. Bg3 h6) 20. Bc2 $18 (20. Rxe6 $6 Rf7 $16) 20... h6 21. a4 (21. Rxe6 Bxd4 22. Nxd4 Rxf4 $16) 21... e5 22. Nxe5 Bxe5 23. Bxe5 Nxe5 24. Rxe5 (24. dxe5 d4 $17) 24... Qh4 25. Qe1 Qxd4 26. Rd1 Qc5 27. Re7 $2 ({White should play} 27. Nxd5 $18 {And now Ne7+ would win.} Bxd5 28. Bf5) 27... Rxf2 $1 $11 28. Qxf2 Qxe7 29. Qxb6 {Strongly threatening Qd4.} Bxb5 $2 (29... Qe5 $11 {and Black stays safe.}) 30. Nxd5 $18 ({And not} 30. Nxb5 Nxb5 31. Qxb5 Qe3+ 32. Kh1 Rxc2 $11) ({Stronger than} 30. axb5 Rxc3 31. Bg6 Rc5 $11) 30... Qe2 $2 (30... Qc5+ 31. Qxc5 Rxc5) 31. Bb3 $2 (31. Qg6 $18 Qxc2 32. Nf6+ Kf8 33. Rd8+ $1 {[%mdl 576] Deflection} Rxd8 34. Qxc2 gxf6 35. Qc5+ {[%mdl 64] Double Attack} (35. axb5 Nxb5 36. Qf5 Rd1+ 37. Kf2 Nd6 $18) 35... Kf7 36. axb5 Nxb5 37. Qxb5) 31... Bc4 $14 32. Nc3 Qe7 $1 33. Bc2 Bf7 $40 {[%mdl 128] White needs to defend precisely.} 34. Qd4 Nc6 35. Qd3 {[#]} (35. Nd5 $1 $11 {remains equal.} Qe2 36. Qe4 Qxe4 37. Bxe4) 35... g6 $1 $17 {Hoping for ...Qc5+.} 36. Qd2 $2 {[%mdl 8192]} (36. Qg3 $17 Ne5 37. Kh1) 36... Nb4 37. Kh1 Qg5 38. Qd7 $2 (38. Qxg5 hxg5 39. Ne4 Rxc2 40. h3) 38... Rxc3 $19 39. Rf1 Qd5 {What a bad dream for White. Accuracy: White = 57%, Black = 54%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.14"]
[White "Chatzieleftheriou, Andreas"]
[Black "Stefanou, Dimitrios"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2167"]
[BlackElo "1996"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,80,33,41,20,53,-10,-17,-10,0,-16,-14,-14,-12,-11,-9,-16,-18,-22,-20,-29,-23,-36,-23,-29,-38,-39,-37,-45,-41,-50,-35,-50,-46,-76,-28,-58,-18,-41,-35,-39,-40,-52,-52,-52,-52,-46,-47,-56,-39,-39,-37,-44,-44,-47,-44,-44,-15,-20,-6,-6,0,0,0,0,0,-8,0,-8,0]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 g6 5. d4 d6 6. Be2 Bg7 7. O-O O-O 8. b3 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Re8 9. Bb2 (9. d5 $14 Ne7 10. e4) 9... exd4 $11 10. exd4 d5 {[#]} 11. cxd5 $146 ({Predecessor:} 11. Nxd5 Nxd5 12. cxd5 Qxd5 13. Bc4 Qa5 14. h3 Be6 15. Bxe6 Rxe6 16. Re1 Rd6 17. Qd3 {0-1 (29) Koning,E (1609)-Mullink,J Rotterdam 2014}) 11... Nb4 12. Bb5 Bd7 13. Bc4 {And now a3 would win.} Bf5 14. Ne5 Nbxd5 15. Nxd5 Nxd5 16. Qf3 Be6 17. Rfe1 c6 18. a4 Qf6 19. Qxf6 Bxf6 20. Nd3 Rad8 21. Nc5 Bc8 22. Bxd5 cxd5 23. f3 Be7 24. Kf2 Bd6 (24... b6 $5 {[%cal Rb6c5]} 25. Nd3 Bf5 $15) 25. g3 b6 26. Nd3 Bf5 27. Nf4 Bxf4 28. gxf4 Bc2 29. b4 Rxe1 30. Kxe1 $15 {[%mdl 4096] Endgame KRB-KRB} Re8+ 31. Kd2 Bb3 32. a5 Bc4 {aiming for ...Re2+.} 33. Re1 Rxe1 34. Kxe1 {KB-KB} Kf8 35. f5 {The position is equal.} Ke7 36. fxg6 fxg6 37. axb6 axb6 38. Bc1 Kf6 39. h4 Kf5 40. Kf2 b5 {Accuracy: White = 88%, Black = 82%.} 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.15"]
[White "Leftheriotis, Alexandros"]
[Black "Tetepoulidis, Ioannis"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1918"]
[BlackElo "2124"]
[Annotator "TA"]
[PlyCount "155"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,155,42,29,37,36,63,58,56,59,49,13,13,4,47,62,52,54,74,76,109,106,105,95,207,135,377,103,120,98,92,87,97,85,83,20,20,15,20,24,20,9,30,38,56,76,80,88,78,13,13,0,0,0,31,20,49,40,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,8,8,70,89,99,103,86,15,257,254,232,0,0,0,0,0,59,59,59,0,357,350,754,746,29967,29968,29959,172,1104,0,29960,29965,29965,29966,29966,29967,29966,29962,29969,7004,29977,29973,29978,29979,29979,29980,29980,29981,29981,29982,29982,29983,29983,29984,29984,29984]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. Bb5+ Bd7 7. Bxd7+ Nfxd7 8. d5 Na6 9. O-O O-O 10. Qe2 Nc7 {B09: Pirc Defence: Austrian Attack.} 11. a4 a6 12. a5 b5 {White is slightly better.} 13. axb6 $1 Nxb6 {[#]} 14. Be3 $146 ({Predecessor:} 14. f5 Qd7 15. Qf2 Nb5 16. Ne2 Nc4 17. Qh4 Nd4 18. Nexd4 cxd4 19. Ng5 h6 20. fxg6 fxg6 21. Rxf8+ Bxf8 {1-0 (27) Strzelecki,K (2295)-Maciejewski,M (2330) Porabka 1986}) 14... Qd7 15. Rad1 Na4 16. Nxa4 Qxa4 17. Bc1 Rab8 18. c3 Rfd8 19. f5 Qd7 20. Ng5 Bf6 (20... Rf8 $16) 21. Qg4 Qe8 $2 (21... Bxg5 $16 {is a better defense.} 22. Qxg5 f6) 22. Qh4 $2 (22. fxg6 $18 {and White stays clearly on top. Intending Qh5 and mate.} fxg6 23. e5 $1 {[%mdl 512]} Bxe5 24. Qh4) 22... Bxg5 $16 23. Qxg5 {Hoping for fxg6.} f6 24. Qg4 Kh8 25. Rf3 Qf7 26. fxg6 (26. Rdd3 $16) 26... Qxg6 $11 27. Qh4 Rg8 {[%csl Gg8][%cal Rg6g2]} 28. Rg3 Qf7 29. Rdd3 Rxg3 30. Rxg3 Rg8 31. Bh6 Ne8 32. Rxg8+ Kxg8 33. Qf4 (33. Qg4+ $16 Ng7 34. Qc8+ Qe8 35. Qxa6) 33... Qh5 34. h3 Kf7 35. Qe3 Qg6 36. g4 Nc7 37. Kf2 Na8 38. Kf3 Nb6 39. b3 Nd7 40. Qf4 Ne5+ 41. Kg3 a5 {Strongly threatening ...c4.} 42. c4 $1 Nd3 43. Qe3 Ne5 44. Qf4 Ke8 {And now ...Nf7 would win.} 45. Qe3 $1 Kd7 46. Bf4 Nf7 47. h4 h5 48. g5 Nh6 49. Kf3 Nf7 50. Kf2 {White wants to play Qh3+.} fxg5 51. hxg5 Ke8 (51... e6 $11) 52. Kg3 $1 $14 e5 53. dxe6 $1 Qxe6 54. Qf3 (54. Qe2 $16) 54... Qg6 $2 (54... Ke7 $1 $11 {and Black is okay.}) 55. Kh4 $18 Ke7 56. Bd2 $2 (56. Qe3 $18) 56... Ne5 $11 57. Qf4 Qe6 58. Kg3 (58. Qf5 Qxf5 59. exf5 Nf3+ 60. Kxh5 Nxd2) 58... Ng6 ({Better is} 58... a4 $11 59. bxa4 Qxc4) 59. Qf5 $14 {Bc3 is the strong threat.} Qe5+ 60. Kh3 (60. Qxe5+ $14 Nxe5 61. Bxa5) 60... Qe6 $2 {[%mdl 8192] Black is on the road to losing.} (60... Qa1 $11) 61. Bxa5 $18 Nf4+ $2 (61... Qg8 62. Bc3 Kd8) 62. Kh4 Qe5 63. Qxe5+ dxe5 {[%mdl 4096] Endgame KB-KN} 64. Bc7 $2 (64. b4 {mates} cxb4 65. Bxb4+ Ke8 66. Bd2 Nd3 67. Kxh5 Nf2 68. Bb4 Nxe4 69. g6 Nf6+ 70. Kg5 Ne4+ 71. Kf5 $1 {[%mdl 512]} Ng3+ 72. Kxe5) 64... Kd7 $2 (64... Ke6 65. Bb6 Kd6) 65. Ba5 (65. Bb8 $18 Ke7 66. Ba7) 65... Ke7 $1 66. b4 cxb4 67. Bxb4+ Kf7 68. Bd2 Ne6 69. Kxh5 Nc5 70. Bc3 (70. g6+ $142 Kg8 71. Bb4 Ne6 72. Kh6 Nd8 73. Bd6 Nb7 74. c5 Nd8 75. Kg5) 70... Ke6 71. Kh6 {White mates.} Nxe4 72. g6 Nd6 73. g7 Nf5+ 74. Kg6 Nxg7 75. Kxg7 Kd6 {[#]} 76. Bb4+ $1 Ke6 77. Kg6 e4 78. Bd2 {Accuracy: White = 74%, Black = 64%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.16"]
[White "Stamatiou, Rodolfos"]
[Black "Konstantelias, Konstantinos"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2118"]
[BlackElo "1987"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,43,23,12,15,0,46,14,9,0,0,0,4,-9,52,6,29,0,29,0,7,0,0,0,0,-33,6,-56,0,-65,-42,-52,-37,-42,-5,-12,-14,-15,0,-77,-74,-60,-60,-70,-50,-50,-44,-68,-38,-51,-39,-40,-54,-91,-96,-87,-12,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,0,-70,0,0,0,-2,-2,-2,-2,-113,-60,-252,-198,-103,0,-153,-144,-106,0,-3,0,-88,0]} 1. c4 f5 2. Nc3 Nf6 3. g3 c6 4. d4 d6 5. Bg2 g6 6. h4 {A10: English Opening: Unusual Replies for Black.} Bg7 7. Bg5 {[#]} Qa5 $146 ({Predecessor:} 7... h6 8. Bf4 O-O 9. Nf3 Qe8 10. Qd2 Ng4 11. d5 c5 12. Rb1 Na6 13. O-O Bd7 14. e4 fxe4 15. Nxe4 {1-0 (50) Cigelski,R (1780)-Rosing,H (1948) Germany 2016}) 8. Qc2 {White is slightly better.} Be6 9. Bd2 Qc7 10. b3 Na6 11. Nh3 Qd7 (11... Bd7 $11) 12. Nf4 Bf7 13. Rd1 Nb4 14. Qb1 e5 $36 {[%mdl 2048] Black has good play.} 15. dxe5 $1 dxe5 16. Nh3 Qe7 17. O-O O-O 18. Bc1 (18. e4 $11) 18... Rfd8 (18... h6 $15) 19. Ba3 (19. e4 $11) 19... a5 20. Bb2 Rxd1 21. Rxd1 Rd8 22. Rxd8+ Qxd8 23. Ng5 e4 24. Nxf7 (24. a3 $11 {keeps the balance.} Na6 25. Na4 (25. Nxf7 Kxf7 26. Qc2 Nc5 $15)) 24... Kxf7 $17 25. a3 Na6 26. Qc2 Ng4 27. Bh3 Ne5 28. Bc1 Qe7 29. h5 Nc5 30. hxg6+ hxg6 31. Be3 Ne6 32. Qc1 Qd6 (32... Nd7 $17) 33. g4 $1 $11 Nxg4 34. Bxg4 Bxc3 35. Qxc3 fxg4 36. Qxa5 Qd1+ 37. Kh2 Qxb3 38. Qa7 Qxc4 39. Qxb7+ Kf6 40. Qb2+ Kf5 41. Kg2 c5 42. Kh2 Nd4 {White should prevent ...Nc2.} 43. Qb8 {[#] Threatens to win with Qf8+.} Ne6 44. Qd6 g5 45. Qd2 Qb3 46. Qa5 Qd5 47. Qa7 Qd6+ 48. Kg2 ({White should try} 48. Kg1 $11) 48... Kg6 (48... Nf4+ $15 49. Bxf4 gxf4 50. Qh7+ Ke5 51. Qg7+ Kd5 52. Qxg4 Kc4) 49. Qa8 Kf5 50. Qg8 Nf4+ 51. Bxf4 $1 gxf4 {[%mdl 4096] Endgame KQ-KQ} 52. Qh7+ {[#]} (52. Qc8+ $1 $11 {was the only way to keep the balance.} Ke5 53. Qxg4) 52... Ke5 $1 $17 53. Qh5+ $2 (53. Qg7+ $1 $15 Qf6 54. Qxg4) 53... Kd4 $19 {And now ...f3+ would win.} 54. Qxg4 Qe5 ({Black should play} 54... Kc3 $17 {...c4 is the strong threat.} 55. a4 Kb4) 55. Qd7+ $2 (55. a4 $1 $11) 55... Kc3 {aiming for ...Qg5+.} 56. Qd1 {Hoping for Qa1+.} Kc4 (56... Qd4 $17 57. Qc1+ Kb3 58. Qxf4 c4 59. Qb8+ Kxa3) 57. Qc2+ Kd5 58. a4 (58. Qb3+ $11 Kc6 59. a4) 58... Qg7+ {Accuracy: White = 69%, Black = 69%.} ({Better is} 58... c4 $17 59. Qb1 Kc6) 1/2-1/2

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.17"]
[White "Makris, Spyridon-Dionysios"]
[Black "Madebrink, Lars"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "1959"]
[BlackElo "2115"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,123,99,109,91,100,109,108,84,86,69,77,71,77,45,39,34,41,42,41,39,72,67,60,41,62,38,41,37,22,27,34,29,33,29,114,114,112,48,50,48,51,53,58,50,58,49,60,34,37,37,35,38,41,42,42,39,50,22,27,23,24,25,29,11,11,11,14,14,451,303,303,303,29972,29968,29969,29969,29970,29971,29971,29972,29971,29973,29971,29974,29974,29975,29975,29976,29975,29977,29977,29978,29978,29979,29980,29981,29980,29981,29983,29984,29984,29985,29985,29986]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 b6 8. Bxf6 Bxf6 9. Qh5 g6 10. Qxd5 c6 11. Qxd8 Rxd8 12. Nge2 {D35: Queen's Gambit Declined: Exchange Variation.} Bb7 13. Be4 Nd7 14. O-O {White is better.} Rac8 15. g3 Ba6 16. Rfd1 c5 {[#]} 17. Rac1 $146 ({Predecessor:} 17. Nf4 cxd4 18. exd4 Re8 19. Bg2 Rc4 20. Bf1 {1-0 (20) Tabatabai,M (1793)-Nigmatov,O (1890) Porto Carras 2010}) 17... cxd4 18. Nxd4 Nc5 19. Bc2 Kf8 20. Rd2 Bb7 21. Rcd1 a6 22. a4 Ke8 23. e4 Ne6 24. Nde2 Rxd2 25. Rxd2 Rc4 26. Bb3 Rb4 27. Bd5 Bc8 (27... Bxc3 $1 $11 {keeps the balance.} 28. Nxc3 (28. bxc3 Rb1+ 29. Kg2 Bxd5 $11) 28... Bxd5 29. Nxd5 (29. exd5 Nc5 $15) 29... Rb3) 28. b3 $16 {Threatens to win with Na2.} Nd4 {Strongly threatening ...Nf3+.} 29. Nxd4 (29. e5 $1 $16 {[%cal Re5f6]} Nxe2+ 30. Rxe2) 29... Rxd4 $14 30. Rxd4 Bxd4 $16 {[%mdl 4096] Endgame KBB-KBN} 31. Ne2 Bb2 32. f3 Ke7 33. Kf2 Bd7 34. Bc4 b5 35. axb5 axb5 36. Bd5 f6 37. Ke3 Kd6 38. Kd3 f5 39. Bg8 fxe4+ 40. Kxe4 h6 41. Nd4 Kc5 42. Bf7 Bxd4 {[#]} 43. b4+ $1 {[%mdl 512]} Kxb4 44. Kxd4 $11 {KB-KB} g5 $2 {[%mdl 8192] Black cannot hold the game after this.} (44... Bf5 $1 $11 {and Black has nothing to worry.}) 45. f4 gxf4 46. gxf4 Ka3 $2 (46... Bf5 $18 47. Ke5 Bc2) 47. Ke5 {White mates.} b4 48. f5 b3 49. f6 b2 50. Bg6 Be8 51. Bb1 Bf7 52. Kd6 h5 53. h4 $1 Ba2 54. Bf5 $1 Kb4 {[#]} 55. Ke7 $1 Kc5 {[#]} 56. f7 $1 {[%cal Rf7f8]} Bxf7 57. Kxf7 {KB-KPP} Kd5 58. Kg6 Ke5 59. Kg5 b1=Q 60. Bxb1 Ke6 61. Kg6 Ke7 62. Kg7 {Accuracy: White = 85%, Black = 80%.} 1-0

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.18"]
[White "Vardakas, Grigorios"]
[Black "Tsironis, Alexandros"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2115"]
[BlackElo "1962"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,23,35,26,29,23,41,56,55,-27,-30,-8,-24,-54,0,-24,-25,-34,-30,-75,-78,-85,-71,-61,-20,-22,41,12,20,-55,-22,-158,-151,-155,-161,-203,-184,-181,-185,-292,-302,-291,-284,-343,-337,-337,-257,-1044,-1035,-1009,-977,-1411,-1283,-1362,-1013]} 1. d4 g6 2. Bf4 Bg7 3. Nc3 d6 4. e4 a6 5. h4 h5 6. Qd2 {B06: Modern Defence.} b5 7. O-O-O Nd7 8. Nf3 {White is slightly better.} Bb7 {[#]} 9. d5 $146 (9. e5 $14) ({Predecessor:} 9. Ng5 Nh6 10. Be2 c5 11. dxc5 Nxc5 12. Bf3 Qa5 13. Kb1 Bxc3 14. Qxc3 Qxc3 15. bxc3 {0-1 (53) Lozano Suarez,L (2130)-Sanchez Saez,F (2337) De los Reyes 2019}) 9... c5 10. dxc6 Bxc6 11. Kb1 Qb8 (11... Ngf6 $15) 12. Nd5 Bxd5 13. exd5 Ngf6 14. Be3 Nb6 15. Bd4 Nbxd5 16. c4 bxc4 17. Bxc4 Nb6 ({Better is} 17... e5 $11 18. Bxd5 (18. Bxe5 dxe5 19. Bxd5 Nxd5 $11) 18... Nxd5 19. Bxe5 dxe5 20. Qxd5 O-O) 18. Bb3 (18. Bxf7+ $5 Kxf7 19. Ng5+ Kf8 20. Qd3 $15) 18... O-O 19. Qc2 ({White should try} 19. Bxf6 $11 exf6 20. Qxd6) 19... e6 20. Qc6 (20. Ng5 $11) 20... Nfd5 $17 21. Bxd5 Nxd5 22. Bxg7 Rc8 23. Qa4 {[#] And now Rxd5 would win.} Kxg7 24. Rxd5 (24. Rc1 $142) 24... exd5 $19 25. Qd4+ Kg8 26. Qxd5 Qc7 {( -> ...Qc2+)} 27. Nd4 Qc4 28. Qe4 $2 (28. Qxc4 Rxc4 29. Rd1) 28... Re8 {Black is clearly winning.} 29. Qf4 Qd3+ 30. Nc2 Rac8 31. Rc1 {[#]} Rxc2 $1 {[%mdl 512] Accuracy: White = 42%, Black = 71%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.19"]
[White "Yordanov, Nikolay"]
[Black "Dritsas, Stavros Nikolaos"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2102"]
[BlackElo "1754"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,58,-14,-18,10,18,50,50,45,41,63,28,51,-16,-11,-90,-83,-84,-77,-109,-108,-108,-110,-109,-110,-220,-212,-402,-271,-257,-264,-270,-217,-302,-222,-294,-259,-462,-453,-457,-436,-648,-637,-662,-661,-748,-746]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 d6 {C45: Scotch Game.} 9. c4 Nb4 10. a3 Na6 {White is slightly better.} 11. exd6 cxd6 {[#]} 12. Be3 $146 ({Predecessor:} 12. b4 Bg4 13. f3 Be6 14. Bb2 Nb8 15. Nc3 Nd7 16. O-O-O a5 17. b5 Rc8 18. Kb1 {½-½ (34) Ponkratov,P (2603)-Romanov,E (2610) Sochi 2017}) 12... Nc5 13. Bxc5 (13. Nc3 $14) 13... dxc5 $11 14. g3 (14. Nc3 $11 {keeps the balance.}) 14... Rb8 $17 {Black continues to play with concentration.} 15. Ra2 g6 16. Nc3 Bg7 17. Bg2 Qxe2+ 18. Kxe2 Kd7 19. Rd1+ (19. Bh3+ $17 f5 20. Kf3) 19... Kc7 $19 {[#] Hoping for ...Bg4+.} 20. Na4 $2 (20. Bf1 {keeps fighting.}) 20... Be6 21. Rc1 Bd4 22. Kf1 Rhe8 23. Kg1 Bf5 24. Bf1 {[#]} Re3 $1 {[%mdl 512]} 25. Nxc5 $2 (25. Kg2 {was necessary.} Be4+ 26. Kh2) (25. fxe3 Bxe3+) 25... Bxc5 {Black is clearly winning.} 26. b4 Bd4 {...Rxg3+ is the strong threat.} 27. Rd1 (27. Kh2 $142 Rf3 28. Bh3) 27... Rxg3+ 28. Kh2 Rg4 {And now ...Be5+ would win.} 29. f3 Be5+ {Accuracy: White = 23%, Black = 69%.} 0-1

[Event "6th Vardaris Open 2020"]
[Site "Thessaloniki"]
[Date "2020.03.02"]
[Round "7.20"]
[White "Deligiannis, Paraskevas"]
[Black "Zlatkov, Anton"]
[Result "0-1"]
[ECO "A14"]
[WhiteElo "2038"]
[BlackElo "1828"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2020.02.27"]
[EventType "swiss"]
[EventCountry "GRE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,63,29,20,23,23,22,-16,9,-25,-7,-18,0,-24,-12,-19,-20,-35,0,-4,34,17,23,0,0,-5,14,-6,0,0,0,0,0,-19,-19,-23,-46,-86,0,0,0,-53,-43,-998,-959,-1810,-1530,-1595]} 1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 c6 5. b3 Be7 6. Bb2 O-O 7. O-O Nbd7 8. Qc2 b6 9. d3 Bb7 10. e4 c5 {[%cal Rd5e4] A14: English Opening: 1...e6 with b3 by White.} 11. cxd5 exd5 12. Nc3 d4 {The position is equal.} 13. Ne2 {[#]} Rc8 $146 ({Predecessor:} 13... Ng4 14. h3 Nge5 15. Nd2 Ba6 16. Nc4 Rc8 17. a4 Nc6 18. Qd2 Bb7 19. f4 Nb4 {1-0 (74) Thiede,L (2489)-Londyn,R (2276) Pardubice 2007}) 14. Rac1 Nb8 {[%cal Bd7b8,Bb8c6,Bc6e5][%mdl 32]} 15. Nd2 Nc6 16. a3 Ba6 17. Nf4 Ne5 18. Nc4 Bxc4 19. bxc4 g5 20. Nd5 (20. Ne2 {seems wilder.} g4 21. Qd1 Rb8 22. a4 Re8 23. Rb1) 20... Nxd5 21. exd5 f5 22. Rce1 Bd6 23. f4 gxf4 24. gxf4 Ng4 25. h3 Ne3 26. Rxe3 $1 dxe3 27. Rf3 {[#] White wants to mate with Rg3+.} Rf6 $1 {[%mdl 512]} 28. Qc3 $11 (28. Bxf6 Qxf6) 28... Kf7 {Threatens to win with ...Rg6.} 29. Rxe3 (29. Qxf6+ $11 Qxf6 30. Bxf6 Kxf6 31. Rxe3 Bxf4 32. Re6+ Kf7 33. Kf2) 29... Rg6 $15 {And now ...Qh4 would win.} 30. Re5 $2 {[%mdl 8192]} (30. Re6 $15 Bxf4 31. Rxg6 Be3+ 32. Kf1) 30... Bxe5 $19 31. fxe5 {[#]} Qg5 $1 {[%csl Gg6][%cal Rg5g2]} 32. e6+ {Accuracy: White = 70%, Black = 79%.} 0-1

