[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.20"]
[Round "1"]
[White "Paravyan, David"]
[Black "Triapishko, Alexandr"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2614"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,56,34,58,64,71,45,43,50,65,65,64,19,70,77,85,64,72,15,129,133,141,145,142,142,204,164,296,298,299,293,420,419,629,621,627,629,625,608,619,612,715,713,704,701,840,803,775,639,1668,620,1260,-1051]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 c5 7. Nf3 cxd4 8. Nxd4 b6 {E90: King's Indian: Classical: Early deviations and 6 h3} 9. Qd2 Bb7 10. f3 {LiveBook: 3 Games} Nc6 {White is slightly better.} 11. O-O-O Ne5 12. Kb1 Rc8 13. b3 a6 14. Be2 e6 15. g4 {[#]} Qc7 $146 (15... d5 $11) ({Predecessor:} 15... Qe7 16. h4 {0-1 (49) Svane,R (2587)-Saric,I (2657) Batumi 2018}) 16. Rc1 $1 $14 Rfd8 17. Rhd1 Qe7 18. h4 ({White should play} 18. Bg5 $16) 18... Nexg4 (18... d5 $1 $11) 19. fxg4 $16 {aiming for Bf3.} Nxe4 20. Nxe4 Bxe4+ 21. Bd3 Qb7 (21... Bxd3+ $16 {was called for.} 22. Qxd3 Qxh4) 22. Qc2 Bf3 (22... Bxd3 {is a better defense.} 23. Qxd3 d5) 23. Nxf3 $18 Qxf3 24. Qf2 ({Stronger than} 24. Bxb6 Qf6 $15) 24... Qb7 (24... Qxf2 $142 25. Bxf2 Rb8) 25. Bxb6 d5 (25... Re8 $142 26. g5 d5) 26. Bxd8 {White is clearly winning.} Rxd8 27. cxd5 exd5 28. Qf4 {[#] Hoping for Rc7.} Qe7 29. g5 Qa3 {[%csl Gg7][%cal Ra3b2]} 30. Rc2 a5 31. Qc7 Qf8 32. Rdc1 Re8 33. Qd7 {[#] Black must now prevent Rc8.} Re7 34. Qc8 a4 35. Qc4 $4 {[%mdl 40960] Precision: White = 58%, Black = 33%. . Loss on Time!?} (35. Qh3 $18) 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.20"]
[Round "1"]
[White "Sarana, Alexey"]
[Black "Vavulin, Maksim"]
[Result "1-0"]
[ECO "E15"]
[WhiteElo "2556"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,69,44,42,48,37,72,67,73,76,77,83,68,75,159,124,125,124,110,75,116,112,108,111,102,101,147,102,106,115,108,101,103,100,155,110,118,113,198,202,200,197,208,209,211,208,210,210,212,206,511,509,498,498]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. Qc2 d5 6. cxd5 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} exd5 7. Nc3 Be7 (7... c6 8. Bg2 Be7 9. O-O O-O 10. Rd1 Bb7 11. e4 Nxe4 12. Nxe4 dxe4 13. Ne5 f6 14. Qc4+ Qd5 15. Bxe4 Qxc4 16. Nxc4 Na6 17. Bf4 Rfd8 {½-½ (45) Seirawan,Y (2643)-Karpov,A (2615) Saint Louis 2012}) 8. Bg2 O-O 9. O-O Bb7 10. Bf4 {LiveBook: 4 Games} Na6 11. a3 c5 12. Rfd1 Qc8 $146 ({Predecessor:} 12... Nc7 13. Be5 Rc8 {½-½ (27) Gutman,L (2488)-Oberhofer,M (2217) Bad Woerishofen 2000}) 13. Be5 Ne4 14. dxc5 Bxc5 15. e3 Re8 (15... f6 $142) 16. Nxd5 Qf5 17. b4 Bf8 18. Nc3 (18. Rac1 {is more complex.} Rac8 19. Qb1 Rxc1 20. Qxc1 Rd8 21. Qc4) 18... Nxg3 19. Qxf5 Nxf5 20. Bf4 h6 21. Nb5 Rad8 22. Nfd4 Bxg2 23. Kxg2 Nxd4 24. Rxd4 Rxd4 25. exd4 Rd8 (25... g5 $142) 26. Rd1 Rd7 27. Rc1 {[#] Strongly threatening Rc8.} Rd5 (27... g5 $16 {keeps fighting.}) 28. Nxa7 $18 {And now b5 would win.} Rxd4 29. Be3 Rd3 30. Rc8 f6 31. b5 Rxa3 32. Bxb6 Kf7 33. Nc6 Bd6 $2 {[#]} (33... Ra2 {is more resistant.} 34. bxa6 Rxa6) 34. Ra8 Rb3 35. Nd4 {Precision: White = 81%, Black = 42%.} ({Less strong is} 35. bxa6 Rxb6 36. Rd8 Rxc6 $16) (35. Rxa6 Rxb5 36. Be3 Bc5 $18) 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.20"]
[Round "1"]
[White "Lomasov, Semen"]
[Black "Drygalov, Andrey"]
[Result "1-0"]
[ECO "C88"]
[WhiteElo "2536"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,103,20,25,17,17,16,29,10,39,31,38,19,66,70,66,60,76,20,18,36,74,61,84,81,68,74,87,67,100,114,120,105,100,104,98,101,103,54,118,125,110,117,127,127,145,145,186,172,170,177,199,206,186,179,320,300,358,356,358,349,358,358,358,331,341,341,365,365,357,309,374,359,29954,29950,6771,6119,6514,6147,6195,5775]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. h3 Bb7 9. d3 d5 {C88: Closed Ruy Lopez: Anti-Marshall Systems} 10. exd5 Nxd5 11. Nxe5 Nd4 12. Bd2 c5 13. Nc3 Nxb3 {LiveBook: 5 Games} 14. axb3 Nb4 15. Ne4 Qd5 16. Nf3 {[#]} Nc6 $146 ({Predecessor:} 16... Rfe8 17. Bxb4 cxb4 {½-½ (35) Howell,D (2633)-Adams,M (2734) London 2011}) 17. Bf4 Rfe8 18. Re2 Nd4 19. Nxd4 cxd4 20. f3 f5 21. Nf2 (21. Ng3 $1 $16) 21... Bb4 $11 22. Rc1 Qf7 23. c3 Rxe2 24. Qxe2 Re8 25. Qd2 Bf8 26. c4 Qe6 27. Kf1 Kf7 28. Re1 Qxe1+ 29. Qxe1 Rxe1+ 30. Kxe1 $16 {[%mdl 4096] Endgame KBB-KBN} Ke6 31. Ke2 Bc6 (31... Be7 $14) 32. h4 Be7 33. g3 h6 34. Nh3 Bd8 35. Bb8 g5 {[#]} 36. hxg5 $1 hxg5 37. f4 g4 {[#]} 38. Ng1 $1 Bb6 39. Be5 bxc4 (39... Bg2 $142 40. Ke1 Kd7) 40. bxc4 $18 Ba4 41. b4 Bc6 42. Kf2 a5 43. bxa5 Bxa5 44. Ne2 (44. Bxd4 Kd6 $18) 44... Bd7 45. Bxd4 ({Weaker is} 45. Nxd4+ Kf7 $18) 45... Kd6 46. Ke3 Bd8 47. Bb2 Ba5 48. Bc3 Bxc3 $2 (48... Bb6+ $18 49. d4 Ke6) 49. Nxc3 Kc5 {[#]} 50. Nb5 $1 {White is clearly winning.} Bc6 (50... Bxb5 51. cxb5) 51. Nd4 Bd7 52. Nc2 {Precision: White = 85%, Black = 31%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.20"]
[Round "1"]
[White "Lobanov, Sergei"]
[Black "Ofitserian, Boris"]
[Result "1/2-1/2"]
[ECO "B94"]
[WhiteElo "2481"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,94,36,27,25,36,31,78,55,91,81,93,96,87,84,107,93,126,44,64,55,90,18,21,16,16,17,18,0,18,0,0,0,0,0,0,0,8,-10,0,0,0,0,0,0,-6,0,-22,-22,-14,-22,-20,-20,-19,-20,0,-17,-22,-22,-22,-22,-20,-17,-21,-25,-8,-9,0,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-11,222]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. f4 g6 {B94: Sicilian Najdorf: 6 Bg5 Nbd7} (7... Qc7 8. Be2 e6 9. O-O Be7 10. Kh1 b5 11. Bf3 Bb7 12. Bxf6 Nxf6 13. e5 dxe5 14. fxe5 Nd7 15. Bxb7 Qxb7 {½-½ (65) Azarov,S (2582)-Fedoseev,V (2690) Minsk 2017}) 8. Qe2 Bg7 9. O-O-O O-O {LiveBook: 15 Games. White is slightly better.} 10. g3 Qc7 11. Bg2 e5 $146 {[#]} ({Predecessor:} 11... Rb8 12. Kb1 e5 13. Nf3 b5 14. Rhe1 b4 15. Nd5 Nxd5 16. exd5 f6 17. Bh4 Nc5 18. Qc4 a5 19. fxe5 fxe5 20. Qe2 a4 21. b3 axb3 22. axb3 Ra8 {0-1 (22) Cizinsky,P (2178)-Kraus,T (2197) Czechia 2011}) 12. Nb3 $1 Nb6 13. f5 h6 {[#]} 14. Bxf6 $1 Bxf6 15. h4 Kg7 16. Bh3 Qc6 17. Nd5 ({White should try} 17. Kb1 $16) 17... Nxd5 $14 18. Rxd5 b6 19. fxg6 (19. Rhd1 $16) 19... fxg6 $11 20. Bxc8 Raxc8 21. Kb1 Be7 22. c3 (22. Rc1 {keeps more tension.} b5 23. Qe3 Qb7 24. Nd2 Rc7 25. Qe2) 22... Qc4 23. Qxc4 Rxc4 24. Nd2 Rcc8 25. Rh2 Kf7 26. Kc2 Ke6 27. Kd3 Rf7 28. Ke2 Rcf8 29. Rd3 b5 30. Rf3 Rxf3 31. Nxf3 {[%mdl 4096] Endgame KRB-KRN} d5 32. exd5+ Kxd5 33. Rh1 Bc5 34. Rd1+ Ke6 35. b3 Bb6 36. Nd2 Rf2+ 37. Kd3 Kf5 {Threatens to win with ...e4+!} 38. Re1 g5 39. hxg5 hxg5 40. a4 bxa4 41. bxa4 {The position is equal.} Ba7 42. g4+ Kxg4 {White should prevent ...Kf4.} 43. Rxe5 Rf6 44. Ne4 Rg6 45. Ra5 Kf4 {White must now prevent ...g4.} 46. Nxg5 Rxg5 47. Rxa6 Ke5 $2 {Precision: White = 55%, Black = 51%.} (47... Bg1 $11) 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.20"]
[Round "1"]
[White "Khanin, Semen"]
[Black "Yeletsky, Ivan"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2468"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,130,62,58,67,55,56,43,68,68,68,56,54,5,19,10,28,39,50,42,48,35,38,44,46,34,42,42,83,18,12,27,29,13,37,0,0,0,0,-13,39,49,66,0,51,12,0,0,63,29,48,41,34,0,0,0,0,0,0,-133,-121,-124,-133,-119,-110,-107,-116,-124,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 {[%cal Bc6b8,Bb8d7,Bd7b6][%mdl 32]} 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. a4 c5 14. d5 {LiveBook: 60 Games} Nb6 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4} (14... c4 15. b3 cxb3 16. Nxb3 Qc7 17. Be3 Nb6 18. Nbd2 Nfd7 19. axb5 {½-½ (19) Areshchenko,A (2678)-Efimenko,Z (2651) Rivne 2016}) 15. a5 Nbd7 16. c4 $146 ({Predecessor:} 16. Nf1 g6 17. N3h2 Bf8 18. Ng4 Nxg4 19. hxg4 Bg7 20. Re3 {1-0 (39) Ciganovic,N (2270)-Bursic,E (1995) Porec 2010}) 16... Bf8 {White is slightly better.} 17. Qe2 b4 18. g4 h5 19. Nh2 hxg4 20. hxg4 Nh7 21. Ndf3 Bc8 22. Ba4 Re7 23. Be3 Ndf6 24. Nd2 g6 25. Kg2 Raa7 26. Bc2 Re8 27. Ndf1 (27. Qf3 $16) 27... Be7 $11 28. Ng3 Nd7 29. Rh1 Bg5 30. Nf3 Bxe3 $1 31. Qxe3 Ndf8 $1 32. Ba4 Bd7 (32... Ree7 $11) 33. Bxd7 $14 Rxd7 34. g5 (34. Qc1 $14) 34... Rb7 (34... f6 $1 $11) 35. b3 f6 36. gxf6 Qxf6 (36... Nxf6 $11 37. Rag1 (37. Qh6 Rh7 $14) 37... Rg7) 37. Rh4 Rg7 38. Rah1 Qd8 39. Ra1 Ree7 40. Ng5 Rd7 41. Nf3 Rdf7 42. Rh3 {[#]} (42. Rah1 $11 {remains equal.}) 42... Rxf3 $1 $17 43. Qxf3 Ng5 44. Qe3 Nxh3 45. Kxh3 Nh7 46. Kg2 {[#]} Qg5 (46... Rf7 $1 $17 {And now ...Ng5 would win.} 47. Rf1 Rf4) 47. Qxg5 $11 {The position is equal.} Nxg5 {[%mdl 4096] Endgame KRN-KRN} 48. Rf1 Rf7 {Hoping for ...Rf3.} 49. f3 $1 Kf8 50. Ne2 Ke7 51. Nc1 Rf6 52. Nd3 Kd7 53. Rf2 Ke7 54. Kg3 Rf8 55. Kg4 Nh7 56. Rh2 Nf6+ 57. Kg5 Nh5 58. Rh3 Rf6 59. Kg4 Kf7 60. Rh1 Kg7 61. Rh3 Rf8 62. Rh1 Rh8 63. Kg5 {Threatens to win with f4.} Rf8 64. Kg4 Rh8 {White must now prevent ...Nf6+.} 65. Kg5 {Strongly threatening f4.} Rf8 {Precision: White = 59%, Black = 68%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.21"]
[Round "2"]
[White "Paravyan, David"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "E10"]
[WhiteElo "2614"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,19,22,22,23,18,22,19,22,20,24,16,21,8,20,16,8,13,13,7,9,2,2,7,11,-18,-16,-25,-14,-33,-31,-33,-20,-20,-14,-18,-8,-16,-5,-64,-58,-54,-54,-41,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 a6 4. Bf4 (4. Bg5 h6 5. Bh4 g5 6. Bg3 Nh5 7. Be5 f6 8. Bg3 f5 9. e3 d6 10. Nc3 Bg7 11. Qc2 Nc6 12. d5 {½-½ (88) Grischuk,A (2772)-Andreikin,D (2712) Huaian 2017}) 4... d5 5. c5 $146 ({Predecessor:} 5. e3 Nbd7 6. Nc3 Be7 7. h3 O-O 8. c5 c6 9. Bd3 b6 10. b4 a5 11. a3 Ba6 12. b5 Bb7 13. bxc6 Bxc6 14. cxb6 Nxb6 15. O-O Ne4 16. Qc2 f5 17. Nxe4 {½-½ (99) Khodorov,A (2136)-Neves,P (2172) Caldas da Rainha 2014}) 5... b6 6. cxb6 {E10: Blumenfeld Gambit} cxb6 7. e3 Bd6 8. Bd3 O-O 9. O-O Bb7 10. a3 Qe7 11. Ne5 Nbd7 12. Nd2 Ne4 13. Rc1 Rfc8 14. Bxe4 dxe4 15. Ndc4 {[#] Nxd7 is the strong threat.} Bxe5 16. dxe5 Bd5 17. Qd4 Qc5 {Threatens to win with ...Qxd4.} 18. Qxc5 bxc5 19. f3 exf3 20. gxf3 Bxc4 21. Rxc4 Rab8 22. Rc2 Kf8 23. Rd1 Ke8 24. b4 (24. h4 $11) 24... cxb4 $15 25. Rxc8+ Rxc8 26. axb4 {[%mdl 4096] Endgame KRB-KRN} Rc4 27. Rd6 $1 {The position is equal.} Rxb4 {Strongly threatening ...Rb6.} 28. Rxa6 h6 29. h4 Rb5 30. Ra8+ Ke7 31. Ra7 Ke8 32. Ra8+ $1 Ke7 33. Ra7 Ke8 34. Ra8+ $1 Ke7 35. Ra7 Ke8 36. Ra8+ $1 Ke7 37. Ra7 Ke8 38. Ra8+ $1 Ke7 {Precision: White = 74%, Black = 63%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.21"]
[Round "2"]
[White "Triapishko, Alexandr"]
[Black "Vavulin, Maksim"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "2509"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "241"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,241,21,15,40,36,48,57,93,83,118,113,122,97,113,108,170,166,193,195,169,113,91,93,106,110,104,96,93,91,85,85,121,124,122,115,231,139,158,5,14,14,16,13,19,21,76,73,98,104,109,43,81,74,68,0,76,81,77,72,77,80,68,69,87,89,57,65,103,102,93,93,114,122,107,106,99,94,178,170,167,167,165,156,159,164,170,164,162,175,187,185,173,186,186,187,163,0,177,177,208,185,212,168,195,183,236,187,181,108,236,245,253,230,214,206,206,190,198,199,254,215,223,198,190,0,201,75,99,86,86,93,98,93,90,91,106,120,114,44,155,25,25,20,20,8,8,8,8,8,20,8,8,8,8,8,25,25,25,25,531,527,519,493,514,471,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590,590]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 6. a4 {C24: Bishop's Opening: 2...Nf6} Bb4+ 7. c3 Bd6 8. exd5 (8. Bg5 dxe4 9. dxe4 h6 10. Bh4 O-O 11. O-O Na6 12. Nbd2 Qe7 13. Nc4 Bc7 {½-½ (30) Karjakin,S (2760)-Wei,Y (2739) Medias 2017}) 8... cxd5 9. Bg5 Be6 10. Na3 {LiveBook: 6 Games} Nc6 11. Nb5 Be7 12. O-O h6 $146 ({Predecessor:} 12... Ng4 13. Bxe7 Qxe7 {1-0 (38) Barua,D (2479)-Rej,T (2348) Parramatta 2010}) 13. Bh4 $1 {[%cal Bg5h4,Bh4g3,Bg3c7,Bc7d6,Bd6f8][%mdl 32]} Nd7 14. Bg3 O-O 15. Re1 $1 Bf6 16. d4 e4 (16... exd4 $16 17. Nfxd4 (17. Nbxd4 Nc5 $16) (17. cxd4 Rc8 $16) 17... Nxd4) 17. Nd2 $18 Ne7 18. Bc7 Qc8 19. Rc1 (19. c4 $18) 19... Bg5 $16 20. c4 {Hoping for cxd5.} Nf6 21. cxd5 Bxd5 22. Bd6 Qe6 23. Bxd5 Nexd5 24. Bxf8 e3 25. Nc4 exf2+ 26. Kxf2 Bh4+ (26... Ne4+ $16 27. Kg1 Bxc1) 27. Kg1 Bxe1 28. Qxe1 $2 (28. Bxg7 $1 $16 Bf2+ 29. Kxf2 Kxg7 30. Qf3) 28... Qxe1+ $11 29. Rxe1 {Bd6 is the strong threat.} Kxf8 30. Nbd6 b6 31. Ne5 Ra7 (31... Rd8 $11 {remains equal.} 32. Ndxf7 Rc8) 32. Rc1 $16 Rc7 33. Rxc7 Nxc7 34. Ndxf7 {[%mdl 4096] Endgame KNN-KNN} (34. Kf2 $16) 34... Ne6 35. Nd6 Nxd4 36. Ndc4 ({White should try} 36. Ng6+ $14 Kg8 37. Ne7+ Kf8 38. Nec8) 36... b5 (36... Nd5 $11) 37. axb5 Nxb5 38. Nxa5 Ke7 39. Nac4 Ke6 40. Nf3 Kd5 41. Ne3+ Ke4 42. Kf2 Nh5 43. g3 Nf6 44. Ke2 g6 45. Nd2+ Kd4 46. Nc2+ Ke5 47. Kd3 h5 (47... Ng4 $16) 48. Nf3+ $18 Kd6 49. Ne3 Nc7 50. Nc4+ Kd5 51. b4 Ne6 52. Ne3+ Kd6 53. Nd2 Nd7 54. Ne4+ Ke5 55. Nc3 g5 56. Nc4+ Kf5 57. Ne3+ Ke5 58. Ne2 Nf6 59. Nc4+ Kd5 60. Nc3+ $1 Kc6 61. Ne3 g4 (61... h4 $142 62. Kc4 hxg3 63. hxg3 Nd7) 62. Ne4 Nd7 {[#]} 63. Nc4 (63. Nc2 $1 $18) 63... Ndf8 (63... Kb5 $16) 64. Nf6 Ng7 65. Nd2 Kb5 66. Kc3 Ng6 67. Nb3 Kc6 68. Nd4+ Kd6 69. b5 Kc5 70. Ne4+ Kb6 71. Nf6 Kc5 $1 72. Kd3 (72. Nd7+ $18 {is the precise move to win.} Kd6 73. Nb6) 72... Ne5+ 73. Ke4 Nc4 74. Nd7+ Kd6 75. Kd3 Nb2+ 76. Kc3 Nd1+ 77. Kd2 Nb2 {[#]} 78. Nf8 ({White should play} 78. Kc2 $1 $16) 78... Nc4+ (78... Kc5 $14 79. Nde6+ Nxe6 80. Nxe6+ Kxb5) 79. Ke2 (79. Kc3 $16 Ne5 80. b6) 79... Kd5 $11 80. Nc2 {Threatens to win with Ne3+.} Kc5 81. Nd7+ Kxb5 82. Nd4+ Kb4 83. Kd3 Nd6 84. Nf6 Nf7 85. Ke4 Kc5 86. Nf5 Ng5+ 87. Kf4 N7e6+ $1 88. Ke5 Nf3+ $2 {[%mdl 8192]} (88... Nc7 $11 {and Black stays safe.}) 89. Kxe6 $18 {White is clearly winning.} Nxh2 90. Nxh5 Nf1 91. Ke5 Nxg3 92. Nhxg3 ({Not} 92. Nfxg3 Kc4 $14) 92... Kc4 93. Kd6 Kd3 94. Kd5 Kc3 95. Kc5 Kd3 96. Kb4 Kd2 97. Kc4 Kc2 98. Ne3+ Kd2 99. Kd4 Ke1 100. Kd3 Kf2 101. Nef5 Kf3 102. Kc3 Kf2 103. Kd2 Kf3 104. Kd3 Kf4 105. Ke2 Ke5 106. Ke3 Kd5 107. Kf4 Kc4 108. Ke4 Kc3 109. Nd6 Kd2 110. Kd4 Kc2 111. Nde4 Kb3 112. Kc5 Ka4 113. Kc4 Ka5 114. Nc3 Kb6 115. Kd5 Kc7 116. Na4 Kd7 117. Nb6+ Ke7 118. Ke5 Kf7 119. Nd5 Kg6 120. Kf4 Kg7 121. Ke4 {[%mdl 32768] Precision: White = 61%, Black = 53%. . An unexpected result.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.21"]
[Round "2"]
[White "Drygalov, Andrey"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2434"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,81,0,5,5,27,31,34,22,20,19,55,55,63,62,63,64,65,50,57,58,58,58,60,57,58,58,54,57,62,43,44,43,45,36,36,36,37,37,43,38,42,37,37,37,37,37,37,37,40,31,39,39,45,45,45,24,24,0,20,0,20,0,16,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nf3 Be7 8. Bg5 Be6 9. Bxf6 Bxf6 10. O-O O-O {LiveBook: 11 Games} 11. Qd2 {B92: Sicilian Najdorf: 6 Be2} Nc6 12. Nd5 Bxd5 13. Qxd5 {White is slightly better.} Qb6 14. Qb3 Qxb3 15. axb3 {[#]} Nd4 $146 ({Find the theoretical novelty and annotate with similar games:} 15... d5 16. exd5 Nb4 17. c3 Nxd5 18. Bd3 Rad8 {½-½ (47) Kanmazalp,O (2458)-Belov,V (2614) Izmir 2018}) 16. Nxd4 exd4 17. Bd3 Rac8 18. b4 Rc6 19. b5 axb5 20. Ra5 Rb6 21. Rxb5 Rxb5 22. Bxb5 $14 {[%mdl 4096] Endgame KRB-KRB} Ra8 23. Bd3 Ra2 24. b3 Bd8 25. g3 Ba5 26. Kg2 Bc3 27. Kf3 Kf8 28. Ke2 Ke7 29. f4 f6 30. e5 dxe5 31. fxe5 fxe5 32. Bxh7 Ra1 33. Rxa1 Bxa1 {KB-KB} 34. Kf3 Bc3 35. Bd3 Bb4 36. Ke4 Ke6 37. Bc4+ Kf6 $1 38. Bd3 Ke6 {The position is equal.} 39. Bc4+ Kf6 $1 40. Bd3 Ke6 41. Bc4+ {Precision: White = 66%, Black = 70%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.21"]
[Round "2"]
[White "Yeletsky, Ivan"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2430"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "196"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,196,-16,-22,-25,-25,-40,-8,-2,-16,-26,20,6,60,43,40,57,111,9,10,8,5,10,14,15,9,65,118,67,64,10,108,89,82,85,111,42,13,13,32,45,44,28,79,91,92,54,39,31,33,9,17,0,0,0,45,47,150,128,143,135,148,10,12,8,515,522,520,495,512,504,481,344,521,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,0,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,0,400,400,400,400,400,400,400,400,400,400,400,400,400,400,400,0,400,400,400,400,400,400,400,400,400,400,400,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bd3 Bxd3 6. Qxd3 e6 7. Bg5 {B12: Caro-Kann: Advance Variation} Qb6 8. Nd2 c5 9. c4 Qxb2 10. Rb1 Qxd4 {LiveBook: 11 Games} 11. Qb3 $146 ({Predecessor:} 11. Qe2 Qg4 12. Ngf3 b6 13. Qd3 Ne7 14. O-O Nd7 {0-1 (47) Lopez Martinez,J (2597)-Riazantsev,A (2659) Minsk 2017}) 11... Qxe5+ 12. Ne2 $1 b6 13. Bf4 Qf6 {Threatening ...Nc6.} 14. O-O $1 Qd8 {And now ...d4 would win.} 15. Nc3 {[%cal Rc4d5]} Bd6 (15... Nf6 $11) 16. Bxd6 $14 Qxd6 17. cxd5 Nf6 (17... exd5 $14 18. Nxd5 Nc6) 18. Nc4 (18. dxe6 $1 $16 O-O 19. exf7+ Kh8 20. Nde4 Nxe4 21. Nxe4) 18... Qe7 $1 $11 19. dxe6 O-O 20. Qa4 Qxe6 {[#] White must now prevent ...Nc6.} 21. Nxb6 $1 {[%mdl 512]} axb6 22. Qxa8 Qg4 (22... Nc6 $14 23. Qa6 Nb4) 23. Qa4 ({White should try} 23. Nd5 $16) 23... c4 $1 $14 24. Rxb6 (24. Qb5 $14) 24... Nbd7 (24... Qxh4 $11 {keeps the balance.} 25. Rxf6 Qxf6 26. Qxc4 Rd8) 25. Rb5 $1 $16 Qxh4 26. Qa5 $1 Rc8 27. Qa6 (27. g3 $16 Qd4 28. Rd1) 27... Re8 $14 28. Qd6 Ng4 29. Qf4 {aiming for f3.} Nde5 30. a4 Ng6 (30... Nd3 $11 31. Qg3 Qe7) 31. Qg3 $16 Qxg3 32. fxg3 {Ra1 is the strong threat.} Re3 33. Nd5 Ra3 $1 34. a5 N6e5 35. Rb8+ Kh7 36. Ra8 c3 37. a6 {Threatens to win with Nxc3!} c2 (37... Nc6 $14) 38. Nb4 $1 {[%cal Rb4c2]} Ne3 39. Rc1 N5g4 40. a7 (40. Nxc2 $2 Nxc2 41. a7 Nce3 $19) (40. Ra7 $1 $16 {[%cal Ra7f7]} Ra4 41. Rb7 (41. Nxc2 $2 Nxc2 42. Rb1 Nce3 $19)) 40... f6 $1 $11 41. Nc6 ({Don't blunder} 41. Nxc2 $2 Nxc2 42. Kf1 Ra2 $19) 41... Rd3 $2 {[%mdl 8192] [#]} (41... Nf5 $1 $11) 42. Rd8 $1 $18 {[%cal Rd8d3]} Nd5 43. Rh8+ Kg6 {[#]} 44. Re8 $1 Nc7 45. Rd8 Rc3 (45... Rb3 $142 46. a8=Q Nxa8 47. Rxa8 Rd3) 46. Rc8 Rd3 {( -> ...Rd1+)} 47. Rf1 ({Don't do} 47. Ne7+ Kf7 $18) 47... Rd1 48. Ne7+ Kh7 49. Rxc7 Ne3 50. Kf2 Rxf1+ 51. Kxe3 c1=Q+ 52. Rxc1 Rxc1 53. a8=Q {[%mdl 4096] Endgame} Re1+ 54. Kf4 {Qg8+ would kill now.} Rxe7 {KQ-KR} 55. g4 hxg4 56. Kxg4 Re5 57. g3 Rg5+ 58. Kf4 Re5 59. Qh1+ Kg8 60. Qb1 Rg5 61. Qe4 Re5 62. Qg6 Kf8 63. Qh7 Kf7 64. Qh8 Rg5 65. Kf3 Rf5+ 66. Ke4 Re5+ 67. Kf3 Rf5+ $1 68. Kg2 Re5 69. Kh3 Rg5 70. Kh4 Re5 71. Qa8 Rg5 72. Qa1 Kg8 73. Qc1 Re5 74. Kg4 Kh7 75. Qd2 Kg8 76. Qd3 Rg5+ 77. Kf4 Kf7 78. Qh7 Re5 79. Kg4 Rg5+ 80. Kh4 Re5 81. Qc2 Rg5 82. Qc1 Re5 83. g4 Kg8 84. Qc4+ Kh7 85. Qf7 Rg5 86. Kg3 $2 (86. Qb3 $18) 86... Re5 $2 {[%mdl 8192]} (86... f5 $1 $11) 87. Qc7 Rg5 88. Kf4 Re5 89. Qb8 Rg5 90. Qb1+ Kg8 91. Qe4 Re5 92. Qxe5 $2 ({Better is} 92. Qd3 $18) 92... fxe5+ $11 {The position is equal.} 93. Kxe5 $18 {KP-KP} Kh7 94. g5 Kg6 95. Kf4 Kh5 96. Kf5 Kh4 97. Kg6 Kg4 98. Kxg7 {Intending Kf6 and mate.} Kxg5 {Precision: White = 71%, Black = 58%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.21"]
[Round "2"]
[White "Ofitserian, Boris"]
[Black "Lomasov, Semen"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2418"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,67,33,22,31,10,28,27,37,0,4,0,0,-6,0,0,0,0,3,-6,0,-10,0,0,0,0,0,0,0,-15,15,19,12,12,18,0,0,0,0,0,0,0,0,0,0,0,3,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. g3 Nc6 3. Bg2 Bc5 4. Nc3 d6 5. e3 a6 6. Nge2 {[%cal Bg1e2,Be2c3,Bc3d5][%mdl 32] A25: English Opening vs King's Indian with ...Nc6 but without early d3} (6. Nf3 Nf6 7. O-O O-O 8. h3 Ba7 9. d4 h6 10. dxe5 dxe5 11. Qxd8 Rxd8 12. b3 Be6 13. Ba3 Rd7 14. Rfd1 Rad8 15. Rxd7 Rxd7 {½-½ (41) Howell,D (2676)-Ponomariov,R (2694) Riadh 2017}) 6... Nge7 7. b3 Ba7 8. d3 {LiveBook: 4 Games. White is slightly better.} Bf5 9. Nd5 $146 ({Predecessor:} 9. Bb2 Qd7 10. h3 Rb8 11. Qd2 O-O 12. Nd5 {½-½ (35) Abramovic,B (2460)-Milanovic,D (2520) Vrnjacka Banja 2012}) 9... Rb8 10. Bb2 Qd7 11. Nec3 (11. d4 {is interesting.} exd4 12. O-O Bg4 13. f3 Be6 14. Ndf4) 11... Nxd5 {The position is equal.} 12. Nxd5 Nd8 13. Qd2 c6 14. Nc3 O-O 15. O-O Bh3 16. Bxh3 Qxh3 17. Ba3 Qd7 18. d4 exd4 19. exd4 Ne6 20. d5 Nd4 {[#] Threatens to win with ...Nf3+.} 21. Qd3 Rfe8 22. Rae1 b5 23. dxc6 Qxc6 24. Nd5 bxc4 $1 25. bxc4 Bc5 26. Bxc5 dxc5 27. Rb1 Qd7 28. Kg2 Rxb1 29. Rxb1 h5 30. h4 Qg4 31. Nc7 Rd8 {[#] White must now prevent ...Ne6.} 32. Nd5 Re8 33. Nc7 Rd8 {aiming for ...Ne6.} 34. Nd5 {Precision: White = 56%, Black = 59%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.22"]
[Round "3"]
[White "Vavulin, Maksim"]
[Black "Drygalov, Andrey"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2569"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,103,31,33,22,23,24,22,22,29,24,12,30,14,20,25,11,11,26,29,22,18,38,5,48,49,41,43,54,18,21,24,25,25,32,41,43,43,43,43,43,36,43,43,45,43,45,42,46,46,46,46,49,39,43,35,36,37,40,29,29,13,35,19,25,18,24,18,24,20,39,0,0,0,0,0]} 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 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d3 Bd6 13. Re1 Bf5 14. Qf3 Qh4 {C89: Closed Ruy Lopez: Marshall Attack} 15. g3 Qh3 16. Bxd5 {LiveBook: 65 Games} Bg4 {White is slightly better.} 17. Qg2 cxd5 18. Qxh3 Bxh3 19. Be3 Bf5 {[#]} 20. Nd2 $146 ({Predecessor:} 20. d4 Rfe8 21. Nd2 f6 22. Bf4 {½-½ (43) Nakamura,H (2780)-Aronian,L (2801) Palma de Mallorca 2017}) 20... Bxd3 21. Nb3 Rac8 22. Rad1 Be4 23. Bb6 Rfe8 24. Re3 Bf8 25. f3 Bf5 26. Rxd5 Rxe3 27. Bxe3 Be6 28. Rd1 b4 29. Bd4 bxc3 30. Bxc3 f6 31. Kg2 Kf7 32. Rd4 Rc4 33. Rd8 Rc8 34. Rxc8 Bxc8 $14 {[%mdl 4096] Endgame KBB-KBN} 35. Kf2 Ke6 36. Ke3 Kd5 37. Bd4 Bd7 38. Nd2 Bb4 {[#] White must now prevent ...Bxd2+.} 39. Ne4 Be7 40. Nc3+ Ke6 41. a3 g5 42. Bb6 f5 43. f4 g4 44. b4 h5 45. Kd3 Bc6 46. Kc4 Bg2 47. Bd4 Bf1+ 48. Kb3 Bd8 49. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Kd6 50. a5 Kc6 51. Nd1 Bd3 52. Nc3 {Precision: White = 48%, Black = 71%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.22"]
[Round "3"]
[White "Sarana, Alexey"]
[Black "Ofitserian, Boris"]
[Result "1-0"]
[ECO "D97"]
[WhiteElo "2556"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,53,0,0,0,0,0,0,0,0,0,0,0,0,0,16,37,314,305,523,529,481,517,528,530,530,522,528,525]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Qb3 dxc4 6. Qxc4 O-O {[%cal Bh8f8,Bf8e8,Be8e4][%mdl 32]} 7. e4 Na6 8. Be2 c5 9. d5 e6 10. O-O exd5 11. exd5 Re8 12. Rd1 Bf5 13. d6 h6 {D97: Grünfeld: Russian System: 7 e4, replies other than 7...Bg4} 14. Be3 Ng4 {LiveBook: 3 Games} 15. Bf4 Bxc3 $1 {The position is equal.} 16. bxc3 {Hoping for Bg3.} Re4 17. Qb5 Rxf4 18. Qxb7 Ra4 $1 19. d7 {[#] Qc6 is the strong threat.} ({Much worse is} 19. Bxa6 Rb8 $17) 19... Nc7 (19... Be4 20. Qb3 Bc6 21. Rd6 Bxd7 22. Rad1 Qb8 23. Rxd7 Qxb3 24. axb3 Ra2 25. Bc4 Rf8 26. R7d6 Kg7 27. Rxa6 Rxf2 28. Re1 {1-0 (28) Anand,V (2797)-Aronian,L (2777) Zuerich 2015}) 20. h3 {Strongly threatening Qc6.} Nf6 $146 ({Predecessor:} 20... Nxf2 21. Kxf2 Bxd7 {½-½ (31) Kudr,R (2267)-Pravec,L (2369) ICCF email 2015}) 21. Ne5 $1 {[%cal Re5c6,Bf3e5,Be5d7,Bd7f6][%mdl 32] Black must now prevent Nc6.} Bxd7 $2 {[%mdl 8192]} ({Better is} 21... Nxd7 $14 22. Nxf7 Kxf7 23. Qb3+ Kg7 24. Qxa4 Qe8) 22. Nxd7 $18 Nfd5 $2 {[#]} (22... Nxd7 23. Qc6 Qf6 24. Qxa4 Nb6) 23. Rxd5 {White is clearly winning.} Nxd5 24. Qxd5 Rc8 25. Bb5 Rf4 26. Qd6 Qc7 27. Nf6+ 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.22"]
[Round "3"]
[White "Lomasov, Semen"]
[Black "Yeletsky, Ivan"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2536"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,92,19,26,29,18,30,20,20,21,23,26,24,23,35,31,34,31,44,22,78,48,48,48,50,33,26,33,60,62,59,55,55,-141,-141,-163,-163,-163,-163,-158,-155,-154,-150,-182,-167,-179,-166,-158,0,0,13,20,10,15,6,20,40,72,50,0,379,384,713,710,675,646,1620,1534,6925,3162,12839,12839,12836,5908,29979,29980,29977,12840,12842,12842,12841]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bg5 h6 5. Bh4 Qb6 6. Nc3 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} e6 (6... e5 7. Nf3 Nc6 8. e3 exd4 9. Nxd4 Qxb2 10. Nxd5 Bb4+ 11. Nxb4 Qc3+ {0-1 (20) Mamedyarov,S (2809)-Andreikin,D (2712) Moscow 2018}) 7. Qd2 Bd7 $146 ({Predecessor:} 7... Be7 8. Bxe7 Nxe7 9. e3 O-O 10. Bd3 Nd7 11. Nf3 Nf6 {½-½ (24) Shevchenko,K (2547)-Beliavsky,A (2542) Kiev 2017}) 8. e3 {LiveBook: 3 Games. The position is equal.} Be7 9. Nf3 Nc6 10. Bd3 Bxh4 11. Nxh4 Nf6 12. O-O O-O 13. Nf3 Ne7 14. Ne5 Rac8 15. Rac1 a6 16. f4 Nc6 (16... Qd8 $11 {remains equal.}) 17. Bb1 Qd8 18. h3 Ne8 19. Qd3 {[%csl Gb1][%cal Rd3h7]} f5 20. g4 Qh4 {White must now prevent ...Qg3+.} 21. Kg2 Nxe5 22. fxe5 g6 23. gxf5 $2 {[#]} (23. Qe2 $14 {keeps the upper hand.}) 23... Bb5 $1 $17 {[%cal Rb5d3]} ({Stronger than} 23... exf5 24. Qe2 $14) (23... Rxf5 24. Rxf5 gxf5 25. Qd2 $14) (23... gxf5 24. Kh2 $11) 24. Nxb5 Rxc1 25. Rxc1 {Threatens to win with f6.} Rxf5 26. Rf1 {[%cal Rf1f5]} Rg5+ 27. Kf3 {Strongly threatening Nc3.} axb5 ({Much less strong is} 27... Qxh3+ 28. Ke2 $15) 28. Qxb5 {[#]} Ng7 $1 29. Ke2 Rg2+ 30. Kd3 Qxh3 $2 (30... Qe4+ $17 31. Kc3 Qxe3+ 32. Qd3 Qg5) 31. Qxb7 $11 Qg4 32. Qf7+ ({Not} 32. Kc3 $2 Qe2 $17) 32... Kh7 {( -> ...Qe2+)} 33. Qf3 {And now Qxg4 would win.} Qg5 34. Kc3 Nf5 $1 35. Bd3 $36 {[%mdl 2048] White is on the roll.} h5 36. a4 Rg3 $2 {[%mdl 8192]} (36... h4 $1 $11) 37. Qf4 $18 h4 $2 (37... Qxf4 38. exf4 Kg8) 38. Qxg5 Rxg5 {[%mdl 4096] Endgame KRB-KRN} 39. a5 {a6 is the strong threat.} Kg7 40. a6 Rh5 41. Bxf5 exf5 {KR-KR} 42. a7 Rh8 43. Ra1 g5 44. a8=Q Rxa8 45. Rxa8 g4 46. Kd3 h3 {Precision: White = 72%, Black = 52%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.22"]
[Round "3"]
[White "Lobanov, Sergei"]
[Black "Paravyan, David"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2481"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,115,2,2,-5,-6,-32,-28,-29,-9,-14,-25,-16,-12,-8,-9,-22,-22,-9,-21,-37,-43,-44,-42,-45,-45,-35,-34,-37,-47,-63,-36,-36,-36,-36,-36,-36,-37,-33,-35,-36,-31,-36,-4,-4,-10,-16,-9,-23,8,8,8,18,180,166,159,149,178,168,203,204,203,201,179,208,206,197,161,168,176,157,545,537,516,373,509,493,556,535,625,560,1091,941,1602,1550,29975,29977,29976,29978,29978,29979,29979,29980,29980,29981,29982,29983,29982,29982]} 1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. Nc3 Bg7 7. d4 cxd4 8. Nxd4 Bxg2 9. Kxg2 Nc6 {A30: Symmetrical English: Double Fianchetto and Hedgehog} (9... Qc8 10. b3 Qb7+ 11. Kg1 O-O 12. Bb2 Rd8 13. Nf3 Na6 14. Nd5 Nxd5 15. Bxg7 Ne3 16. Qd2 Kxg7 17. Qxe3 d5 18. Rac1 Nc5 19. h4 h5 20. b4 {½-½ (48) Radjabov,T (2724)-Vachier Lagrave,M (2762) Dubai 2014}) 10. Nxc6 dxc6 {LiveBook: 5 Games} 11. Qa4 Qc8 {The position is equal.} 12. Nd5 Nd7 {Hoping for ...Nc5.} 13. Nb4 c5 $146 ({Find the theoretical novelty and annotate with similar games:} 13... a5 14. Nd3 O-O 15. Be3 Qb7 16. Kg1 b5 17. Qc2 {½-½ (30) Colle,E-Reti,R London 1927}) 14. Nd5 e6 15. Nc3 O-O 16. Bf4 Ne5 17. Rad1 Qc6+ 18. Qxc6 Nxc6 19. Na4 Rad8 20. Bg5 Rd4 21. b3 h6 22. Be3 Rdd8 23. Rxd8 Rxd8 24. Rc1 Nb4 25. a3 Nc6 26. Kf1 g5 27. Ke1 f5 28. Rd1 Rxd1+ 29. Kxd1 $15 {[%mdl 4096] Endgame KBN-KBN} Kf7 30. Kd2 e5 {...f4 is the strong threat.} 31. f3 Bf8 32. Kd3 Ke6 33. Nc3 Nd4 34. Bxd4 cxd4 $11 {KB-KN} 35. Nb5 Kd7 $2 (35... h5 $11) 36. Nxa7 $18 Bxa3 37. g4 $1 Ke6 38. Nb5 Bc5 39. Nc7+ Kd7 40. Nd5 e4+ 41. fxe4 fxg4 42. e5 $1 Ke6 {[#]} 43. Ke4 $1 h5 {[#]} 44. Nf6 $1 g3 $2 (44... h4 $16 {is a better chance.}) 45. hxg3 h4 46. gxh4 gxh4 47. Nd5 Kf7 48. Nf4 Kg7 49. Kf5 Kf7 50. Kg4 Be7 51. e6+ Kf6 52. Nd5+ {White mates.} Kxe6 53. Nxe7 Kxe7 54. Kxh4 {K3P-KPP} Kd6 55. Kg4 Ke5 56. Kf3 Kf5 57. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Ke5 58. b5 {Precision: White = 83%, Black = 50%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.22"]
[Round "3"]
[White "Khanin, Semen"]
[Black "Triapishko, Alexandr"]
[Result "1-0"]
[ECO "B18"]
[WhiteElo "2468"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,71,42,44,43,37,42,43,63,53,64,59,129,88,91,68,324,317,308,289,270,262,323,315,281,310,284,277,564,446,435,425,708,670,662,490,479,479,479,479,29990,29981,29955,29956,29986,29987,29987,29988,29998,29999]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 11. Bf4 Ngf6 12. O-O-O Be7 13. Kb1 {LiveBook: 5 Games. B19: Classical Caro-Kann: 4...Bf5 main line} (13. Ne2 Nxe5 14. dxe5 Qxd3 15. Rxd3 Nd5 16. Bd2 O-O-O 17. h5 Bc5 18. Ng3 f5 19. exf6 Nxf6 20. Rxd8+ Rxd8 {½-½ (100) Muzychuk,A (2576)-Socko,M (2479) Monaco 2017}) 13... Nxe5 14. Bxe5 O-O 15. Ne4 $146 {White is slightly better.} ({Predecessor:} 15. Qe2 Re8 16. f4 Nd7 17. Ne4 f6 18. g4 fxe5 19. dxe5 Qc7 20. g5 Nc5 {1-0 (37) Despontin,L (2160)-Hicdoenmez,H (2300) ICCF email 2014}) 15... Nd7 16. Bf4 Qa5 17. g4 e5 (17... Rad8 $14) 18. dxe5 Nxe5 19. Qg3 $36 {[%mdl 2048] White has some pressure.} Ng6 $2 {[%mdl 8192] [#]} (19... Nc4 $14) 20. Bc7 $1 $18 {[%cal Rc7a5]} Qb4 21. f3 Rfe8 22. h5 {[%cal Bh4h5,Bh5h6][%mdl 32]} Nf8 23. g5 Bxg5 24. Nxg5 hxg5 25. h6 f6 $2 (25... Qe7 {is a better defense.} 26. hxg7 Ng6) 26. Bd6 Qc4 27. Bxf8 Rxf8 (27... Re2 $142 28. Ba3 (28. h7+ Kh8 $18) 28... Qxc2+ 29. Ka1 gxh6) 28. hxg7 Kxg7 {intending ...Rh8.} 29. Qh3 {[%csl Gh1][%cal Rh3h7] [#]} Rh8 30. Rd7+ Kg6 31. Rh7 {Threatening mate with f4.} Rhd8 (31... Qh4 $18 32. Rxh4 (32. Qxh4 gxh4 33. R7xh4 Rxh4 $11) 32... Rxh4) 32. b3 {White mates.} Qd4 33. Rh6+ Kg7 34. Qh5 Kf8 35. Re1 Qh4 36. Rh8+ {Precision: White = 93%, Black = 39%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.23"]
[Round "4"]
[White "Paravyan, David"]
[Black "Lomasov, Semen"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2614"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,165,17,24,6,0,0,0,0,0,0,0,0,0,0,0,0,-27,-21,-58,-51,-125,-141,-148,-118,-125,-116,-140,-151,-144,-133,-159,-167,-166,-143,-139,-117,-144,-62,-62,-62,-121,-132,-118,-91,-92,-79,-79,-79,-79,-62,-62,-62,-69,-69,-69,-69,-79,-79,-97,-97,-105,-79,-79,-79,-79,-69,-79,-79,-79,-76,-76,-62,-100,-100,-100,-100,-125,-125,-125,-118,-125,-125,-125,-118,-125,-118,-125,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,0,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-118,-125,0,0,0,0,0,0,0,0,0,-118,-118,-118,-118,-125]} 1. d4 e6 2. Nf3 Nf6 3. c4 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8. Bd3 {E11: Bogo-Indian} c5 9. Qc2 h6 10. O-O cxd4 (10... Nc6 11. Nb3 a5 12. Bf4 b6 13. Rfe1 dxc4 14. Bxc4 a4 15. Nbd2 Bb7 {½-½ (37) Bluebaum,M (2643)-Anand,V (2783) Germany 2017}) 11. Nb3 Nc6 12. Re1 {LiveBook: 12 Games} dxc4 13. Bxc4 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 14. Qe4 a4 $1 {[%cal Ra4b3]} ({Much weaker is} 14... Nc5 $6 15. Nxc5 Bxc5 16. Bd3 $16) 15. Bxh6 {[#] Hoping for Qg4.} Ndxe5 $146 ({Reject} 15... gxh6 $6 16. Bd3 $16) ({Predecessor:} 15... Ncxe5 16. Bxg7 {½-½ (16) Plomp,M (2541)-Dhanish,P (2603) ICCF email 2015}) 16. Nxe5 Nxe5 17. Qxe5 {[%csl Gh6][%cal Re5g7]} Bf6 18. Qg3 axb3 19. Bxb3 Bd7 $36 {[%mdl 2048] Black has some pressure.} 20. h4 Ra5 21. Bd1 ({Better is} 21. Rad1 $15) 21... Bc6 $17 22. Be2 Rf5 23. Rad1 Kh8 24. Bg5 Bxg5 25. hxg5 Rxg5 26. Qh3+ Kg8 27. Bf3 {intending Bxc6.} g6 28. Bxc6 bxc6 29. Re4 Rh5 (29... c5 $17 30. b4 Rh5) 30. Rexd4 $15 Qb8 31. Qg3 (31. Rh4 $15) 31... Qxb2 $17 32. a4 Kg7 33. Rh4 {[#] And now Rxh5 would win.} Rfh8 34. Rxh5 Rxh5 {[%mdl 4096] Endgame KQR-KQR} 35. Qf4 c5 {[%cal Bc6c5,Bc5c4][%mdl 32]} 36. a5 Qe2 {[%cal Re2d1]} 37. Ra1 Rf5 38. Qe3 Qb2 39. Rf1 c4 40. Qb6 Rb5 41. Qc7 Qa2 42. a6 Qxa6 43. Qxc4 Qb7 44. Qc3+ Kh7 45. Rc1 Rg5 {[%csl Gg5][%cal Rb7g2]} 46. Qc6 Qb3 47. Qc7 Qf3 {[%csl Gg5][%cal Rf3g2]} 48. Qh2+ Kg7 49. Qe5+ Rxe5 50. gxf3 {KR-KR} Kf6 51. Rc7 Rf5 52. Kg2 Ke5 53. Ra7 Rg5+ 54. Kf1 f6 55. Ra4 Kf5 56. Rb4 Rh5 57. Kg2 g5 58. Rb5+ Kg6 59. Rb6 Kf5 60. Rb5+ e5 61. Rb6 Rh4 62. Ra6 Rd4 63. Rb6 Kg6 64. Ra6 Kf7 65. Rb6 Ke7 66. Ra6 Rd6 67. Ra4 Ke6 68. Rb4 Kd5 69. Ra4 Kc5 70. Ra1 Rc6 71. Rc1+ Kd6 72. Rd1+ Kc7 73. Rd2 Rb6 74. Ra2 Kd6 75. Ra5 Kc6 76. Kg3 Kb7 (76... Kd7 $17 {aiming for ...Ke6.} 77. Ra4 Ke6) 77. Ra4 $11 Rb2 {Threatens to win with ...Rc2.} 78. Ra5 Rb4 {...Kc7 is the strong threat.} 79. Rc5 $1 Kb6 80. Rc8 Kb7 81. Rf8 (81. Rc5 $11) 81... Rf4 $17 82. Kg2 Kc6 83. Ra8 {Precision: White = 63%, Black = 70%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.23"]
[Round "4"]
[White "Triapishko, Alexandr"]
[Black "Drygalov, Andrey"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2509"]
[BlackElo "2434"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,97,0,0,17,3,8,12,22,33,25,0,8,5,24,24,24,24,22,21,26,27,27,17,16,23,24,22,22,22,27,27,22,17,20,9,22,22,34,32,32,18,50,50,57,22,24,24,43,31,75,64,83,77,46,62,300,338,325,318,524,519,412,401,533,489,1070,617,29989,29990,29990,29991,29992,29993,29993,29994,29995,29996,29996,29997]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 cxd5 9. O-O O-O 10. a3 {C47: Scotch Four Knights and Four Knights with 4 g3} (10. Bg5 c6 11. Na4 h6 12. Bh4 Re8 13. c4 dxc4 14. Bxc4 Qxd1 15. Rfxd1 g5 16. Bg3 Ne4 17. a3 Bf8 18. Rac1 Nxg3 19. hxg3 Rb8 20. b4 Bf5 21. Bd3 Bxd3 22. Rxd3 {½-½ (36) Artemiev,V (2691)-Carlsen,M (2837) Riadh 2017}) 10... Be7 11. Bf4 {LiveBook: 4 Games} c6 12. Re1 {The position is equal.} Bd6 $146 ({Predecessor:} 12... a5 13. h3 Be6 14. Qf3 Re8 15. Ne2 Qb6 16. Rab1 a4 17. Bg5 Nd7 18. Bxe7 Rxe7 {½-½ (32) Chitescu,I (2263)-Brandberg Soeder,J (2262) ICCF email 2011}) 13. Qd2 Qc7 14. Bxd6 Qxd6 15. h3 Bd7 16. b4 a5 17. Na4 axb4 18. axb4 Rfe8 19. Nc5 Rxa1 20. Rxa1 Bc8 21. Re1 Rxe1+ 22. Qxe1 Kf8 23. Qa1 {And now Qa8 would win.} Bd7 24. Qd4 Qe7 25. Kf1 h6 26. Qf4 Be8 27. Bf5 Qd8 28. g4 Kg8 29. Qe5 Kf8 $1 30. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} Ng8 31. h5 Nf6 32. f3 Qe7 33. Qf4 Kg8 34. Kf2 Kf8 35. Qb8 $36 {[%mdl 2048] White fights for an advantage.} Kg8 36. c3 Kf8 37. Nb3 Nd7 $2 (37... g6 $14 38. hxg6 fxg6) 38. Bxd7 $1 $18 Qxd7 39. Nd4 g6 $2 {[#]} (39... Kg8 40. Qe5 Kh7) 40. Qe5 $1 ({Weaker is} 40. hxg6 fxg6 41. Qf4+ Kg7 $16) 40... Kg8 41. g5 hxg5 42. h6 {[%csl Gh6][%cal Re5g7]} f5 {[#]} (42... f6 $142 43. Qxf6 Qc7 44. Qxg5 Qh2+ 45. Ke3 Qh1 46. h7+ Qxh7 47. Nxc6 Bxc6) 43. Nxc6 $1 {[%mdl 512]} Kh7 (43... Qxc6 44. Qg7#) 44. Ne7 {[%csl Gh6][%cal Re5g7] White mates.} Qa7+ 45. Kg2 {[%csl Gh6][%cal Re5g7]} Qa2+ 46. Kh3 {[%csl Gh6][%cal Re5g7]} g4+ 47. Kh4 {[%csl Gh6][%cal Re5g7]} Qf2+ 48. Kg5 {[%csl Gh6][%cal Re5g7]} Qd2+ 49. f4 {Precision: White = 80%, Black = 37%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.23"]
[Round "4"]
[White "Khanin, Semen"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2468"]
[BlackElo "2481"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,81,24,30,22,33,30,0,0,-87,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 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 O-O 14. Ne4 c5 {B19: Classical Caro-Kann: 4...Bf5 main line} 15. g4 Nxg4 16. Qe2 cxd4 17. Nxd4 Ndf6 18. Nxf6+ {LiveBook: 3 Games} Nxf6 {[#]} 19. Bxh6 $1 {[%mdl 512]} gxh6 {[#]} 20. Rhg1+ $146 (20. Nf5 $5 exf5 21. Rxd8 Bxd8 22. Qe3 $11) ({Predecessor:} 20. Nxe6 Qb6 21. Rhg1+ Kh8 22. Nxf8 Bxf8 23. Rd3 Re8 24. Qf3 Bg7 25. c3 Qb5 26. Rd4 b6 27. Qg2 Bf8 28. a4 Qf5+ 29. Ka1 {½-½ (29) Cornette,M (2552)-Magem Badals,J (2576) France 2010}) 20... Kh8 {[#] Strongly threatening ...Qd5.} 21. Qe3 {[#]} (21. Nf5 $1 $11 {[%mdl 512]} exf5 22. Rxd8 Bxd8 23. Qd2) 21... Ng8 (21... Rg8 $1 $17 {[%cal Rg8g1] Hoping for ...Rxg1.} 22. Qxh6+ Nh7 23. Nxe6 {[#]} Qd6 $1 {[%mdl 512]} 24. Rxg8+ Rxg8 25. Rxd6 Rg1+ 26. Qc1 Rxc1+ 27. Kxc1 Bxd6) 22. Rxg8+ (22. Nxe6 $5 Qxd1+ 23. Rxd1 fxe6 24. Rd7 $14) 22... Kxg8 {The position is equal.} 23. Qxh6 Bg5 24. Rg1 f6 {[#]} 25. Rxg5+ $1 {[%mdl 512]} fxg5 26. Qg6+ Kh8 27. Qh6+ Kg8 28. Qg6+ Kh8 29. Qh6+ Kg8 30. Qg6+ Kh8 31. Qh6+ Kg8 32. Qg6+ Kh8 33. Qh6+ Kg8 34. Qg6+ Kh8 35. Qh6+ Kg8 36. Qg6+ Kh8 37. Qh6+ Kg8 38. Qg6+ Kh8 39. Qh6+ Kg8 40. Qg6+ Kh8 41. Qh6+ 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.23"]
[Round "4"]
[White "Yeletsky, Ivan"]
[Black "Sarana, Alexey"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2430"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,63,16,26,20,27,27,48,39,32,38,58,52,54,43,57,50,47,56,53,-21,-33,-31,-15,-32,0,0,34,24,28,27,342,354,412,424,399,389,404,416,483,468,1163,1149,1447,1446,1385,1378]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Qe2 {B94: Sicilian Najdorf: 6 Bg5 Nbd7} (7. Bc4 h6 8. Bh4 g6 9. Qe2 e5 10. Nb3 Be7 11. a4 Nb6 12. Bd3 Be6 13. a5 Nbd7 14. Bc4 Rc8 15. Bxe6 fxe6 16. O-O {1-0 (79) Nepomniachtchi,I (2751)-Fedoseev,V (2724) Moscow 2018}) 7... h6 8. Bh4 g6 9. f4 e5 10. fxe5 dxe5 {LiveBook: 73 Games} 11. Nb3 Qc7 12. Qf3 Bg7 $146 ({Predecessor:} 12... g5 13. Bg3 Bb4 14. Be2 b6 {½-½ (43) Doric,N (2341)-Oren,I (2283) ICCF email 2016}) 13. a4 b6 14. Bd3 Bb7 15. O-O O-O 16. Rad1 Rae8 17. Qe2 Qc8 18. Bc4 Nh5 19. Rf3 (19. g3 $1 $14) 19... Nf4 $11 20. Qf1 g5 21. Bf2 Kh8 22. Nd5 $1 $36 {[%mdl 2048] White has good play.} f5 {White should prevent ...Nxd5.} 23. Rc3 {Bb5 is the strong threat.} fxe4 24. Bxa6 Qb8 $2 {[%mdl 8192]} (24... Nc5 $1 $11 25. Nxc5 bxc5) 25. Nxf4 $18 exf4 26. Rxd7 Bxa6 27. Qxa6 e3 28. Be1 f3 {[#]} 29. gxf3 $1 {aiming for Rcc7.White is clearly winning.} Rxf3 (29... Qf4 $142 30. Qe2 Qxf3 31. Qxf3 Rxf3) 30. Rcc7 Rg8 {[#]} 31. Rxg7 $1 Rxg7 32. Rc8+ {Precision: White = 84%, Black = 46%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.23"]
[Round "4"]
[White "Ofitserian, Boris"]
[Black "Vavulin, Maksim"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2418"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,111,29,25,20,31,21,0,12,0,32,33,28,-6,30,28,45,47,45,0,57,0,107,115,190,100,142,135,130,63,50,22,25,60,54,50,161,89,97,68,87,85,111,108,161,158,130,120,166,156,200,188,205,203,291,233,242,227,312,224,306,241,359,364,371,329,330,239,337,331,327,325,320,320,476,441,414,321,312,320,543,516,647,566,564,564,525,463,596,580,683,663,5281,5193,29977,29978,29980,29980,29982,29983,29981,29982,29984,29985]} 1. d4 g6 2. c4 Bg7 3. Nc3 e6 4. e4 Ne7 5. Nf3 d5 6. Bg5 {LiveBook: 5 Games. A40: Unusual replies to 1 d4} (6. e5 Nbc6 7. Be2 h6 8. O-O O-O 9. Re1 b6 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. Bd3 {1-0 (60) Onischuk,A (2681)-Ipatov,A (2665) Saint Louis 2018}) 6... dxe4 7. Nxe4 Nd7 8. Qa4 $146 {The position is equal.} ({Predecessor:} 8. Be2 h6 9. Bf4 g5 10. Be3 Nf5 11. Ng3 Nxe3 12. fxe3 {0-1 (50) Nedic,D (2348)-Fries Nielsen,J (2386) Germany 2014}) 8... O-O 9. Qa3 f6 10. Bd2 b6 11. Bd3 Bb7 12. O-O-O a6 13. Rhe1 $36 {[%mdl 2048] White is more active.} Re8 14. Bc2 Nf5 (14... b5 $11) 15. Qd3 (15. Kb1 $14) 15... Bf8 (15... Nd6 $11) 16. h4 $16 Ng7 {[#]} (16... c5 $16) 17. Bc3 (17. g4 $1 $18) 17... f5 18. Neg5 b5 19. cxb5 ({White should play} 19. d5 $16 bxc4 20. Qxc4) 19... Bd5 20. Bb3 Bxb3 21. axb3 h6 22. Nh3 ({Much worse is} 22. bxa6 hxg5 23. Nxg5 Qc8 $17) 22... Bd6 (22... axb5 $14 23. Kc2 (23. Qxb5 Rb8 $16) 23... c6) 23. Ne5 (23. bxa6 $18 {Hoping for Qe3.} Qb8 24. Kc2) 23... axb5 24. Qxb5 Nb6 25. Nf4 Qxh4 26. g3 Qg5 (26... Qh2 $16 {was necessary.}) 27. Nexg6 Nd5 28. Bd2 Nxf4 29. Nxf4 Qf6 30. Qc4 h5 31. Kc2 Kf7 (31... Rad8 $142 32. Rh1 Qf7) 32. Rh1 Rh8 33. Rh4 Rh7 34. Rdh1 Rah8 35. Ra1 Ne8 (35... Rd8 $142 36. Nd3 Kg8) 36. Re1 $18 Ng7 37. b4 Re8 38. Reh1 Kf8 (38... Qd8 {might work better.} 39. Re1 Rhh8) 39. Nxh5 Rxh5 40. Rxh5 Nxh5 41. Rxh5 Kf7 (41... f4 $142) 42. Rh7+ Kg8 43. Rh4 Qf7 44. b5 Rd8 $2 (44... Bf8 45. Bf4 Re7) 45. Rh6 Re8 46. Qc6 {Strongly threatening Qh1.} Bf8 {[#]} 47. Rf6 $1 {[%mdl 512]} Qxf6 48. Qxe8 f4 49. Bxf4 Qf5+ 50. Kd2 Qe4 51. Be5 Qf5 52. f4 {White mates.} Qg4 53. Bxc7 Qxg3 54. Qxe6+ Kh7 55. Qf5+ Kg8 56. Qg5+ {Precision: White = 51%, Black = 31%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.24"]
[Round "5"]
[White "Vavulin, Maksim"]
[Black "Yeletsky, Ivan"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2569"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,49,0,135,125,161,157,156,160,166,168,196,185,220,212,197,104,121,97,211,214,421,401,376,221,427,278,274,272,637,487,485,484,692,675,857,850,828,839,29986,29987,29987,29988]} 1. e4 c5 2. Nc3 g6 3. Bc4 Bg7 4. Qf3 e6 5. d4 $146 ({Predecessor:} 5. Nb5 d6 6. Qg3 Ke7 7. d3 a6 8. Nc3 Nc6 9. Bb3 Nf6 10. Nf3 h6 11. h3 {½-½ (45) Anton Guijarro,D (2607)-Bu,X (2707) Doha 2014}) 5... Bxd4 (5... cxd4 $11 6. Nb5 d5 7. exd5 a6) 6. Nb5 $1 $16 {[%cal Rb5d6] aiming for Nd6+. B23: Closed Sicilian: Lines without g3} Be5 {[#] With the idea ...a6.} 7. Bf4 $1 {[%cal Rf4e5]} Nc6 8. Bxe5 {White is clearly better.} Nxe5 9. Qc3 f6 {[#] next ...d5 is good for Black.} 10. O-O-O $1 Nxc4 11. Qxc4 b6 12. Qd3 (12. Nh3 $18) 12... Kf8 13. Qg3 {Threatens to win with Nc7.} e5 (13... Bb7 $16) 14. f4 $18 d5 $2 (14... Qe7 {keeps fighting.} 15. Nc7 Rb8) 15. Rxd5 Qe7 16. Nf3 (16. fxe5 $142 Bb7 17. Rd2) 16... Bb7 $2 (16... Bd7 {was called for.}) 17. Rdd1 exf4 18. Qxf4 Qxe4 $2 (18... Kg7 19. Qc7 Qxc7 20. Nxc7 Rb8) 19. Qd2 Qc6 20. Nd6 Rd8 (20... Qd7 $142 21. Nxb7 Qxd2+ 22. Rxd2 Re8) 21. Qf4 Qc7 {and if ...Bxf3 works, Black does fine.} 22. Ng5 {Hoping for Ne6+.} Bc8 23. Rhe1 Bg4 24. Qxg4 fxg5 25. Qe6 {Precision: White = 85%, Black = 16%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.24"]
[Round "5"]
[White "Sarana, Alexey"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2556"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,55,69,45,47,33,27,40,22,37,43,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 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 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 g5 16. Qf1 {C89: Closed Ruy Lopez: Marshall Attack} Qh5 17. Nd2 {LiveBook: 67 Games} Bh3 (17... Bf5 18. f3 Rae8 19. Qf2 Nf6 20. Rxe8 Rxe8 21. Nf1 g4 22. Bd1 gxf3 23. Bxf3 Ng4 {½-½ (69) Short,N (2688)-Grandelius,N (2665) Malmo 2017}) 18. Qe2 {White is slightly better.} Qg6 $1 19. Nf3 f6 20. Ne1 Kh8 21. Bd2 Bf5 {The position is equal.} 22. f3 g4 23. Bxd5 cxd5 24. Re3 Bf4 $146 25. Re7 Bd6 26. Re3 Bf4 $1 27. Re7 Bd6 28. Re3 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.24"]
[Round "5"]
[White "Lomasov, Semen"]
[Black "Khanin, Semen"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2536"]
[BlackElo "2468"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,65,18,43,42,36,47,17,19,42,0,10,8,20,0,9,0,8,0,0,0,0,0,60,65,294,278,339,347,315,393,571,539,566,562,566,554,513,570,566,560,544,554,707,708,676,624]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} Nf6 8. O-O-O Ne5 9. Qg3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. f4 {[%cal Bf2f4,Bf4f5][%mdl 32]} (10. a3 Bb7 11. Bxb5 Rc8 12. Ba4 Nxe4 13. Nxe4 Bxe4 14. Bf4 Qc4 15. Bxe5 Qxa4 {1-0 (38) Vachier Lagrave,M (2789)-Anand,V (2776) Karlsruhe/Baden-Baden 2018}) 10... Neg4 11. Bg1 h5 {[#] LiveBook: 14 Games. And now ...b4 would win.} 12. e5 {Threatens to win with h3.} b4 $1 {[%cal Rb4c3]} 13. Na4 Nd5 14. h3 Nh6 15. f5 $146 Bb7 16. Bd3 Be7 $1 17. Be4 $36 {[%mdl 2048] White is more active.} O-O 18. Qf3 ({Of course not} 18. f6 Bxf6 19. Bh2 h4 $17) 18... Rac8 19. f6 gxf6 20. exf6 Bxf6 21. Bh2 Qd8 (21... d6 $1 $11) 22. Bd6 $14 Bg5+ $2 (22... Rc4 $14) 23. Kb1 $18 f5 {Strongly threatening ...Nf7.} 24. Bxd5 ({Not} 24. Qxh5 fxe4 25. Qg6+ Kh8 $18) 24... Bxd5 25. Qxh5 Qf6 (25... Rf7 $142 26. Be5 (26. Bxb4 Rc4 $16) 26... Bf6) 26. Bxf8 {White is clearly winning.} Rxf8 27. Nb6 Be3 28. Nxd5 exd5 29. Qf3 Qe5 30. Rhe1 f4 {[#]} 31. g3 $1 Qd6 (31... fxg3 32. Qxe3) 32. gxf4 Bxf4 33. Ne2 {Precision: White = 69%, Black = 48%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.24"]
[Round "5"]
[White "Lobanov, Sergei"]
[Black "Triapishko, Alexandr"]
[Result "0-1"]
[ECO "C72"]
[WhiteElo "2481"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,88,16,12,9,22,14,16,1,45,20,60,47,51,65,51,0,0,0,0,-40,10,11,76,-67,-74,-85,-90,-91,-14,-25,-29,-42,-45,-52,-34,-52,-50,-22,-18,-116,-59,-151,-148,-161,-159,-159,-165,-157,-146,-129,0,-179,-170,-182,-190,-191,-180,-181,-159,-281,-216,-214,-209,-238,-215,-256,-250,-29993,-29994,-29994,-29995]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 Nf6 7. Re1 g6 8. d4 Bg7 9. d5 {C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6} (9. Bxc6 Bxc6 10. dxe5 Nxe4 11. exd6 O-O 12. dxc7 Qxc7 13. Be3 Rad8 14. Nd4 Be5 15. h3 Bh2+ 16. Kh1 Bf4 {½-½ (60) Kasimdzhanov,R (2683)-Mamedyarov,S (2799) Riadh 2017}) 9... Ne7 10. c4 b5 {LiveBook: 3 Games} 11. Bc2 {The position is equal.} bxc4 12. Nbd2 O-O 13. Nxc4 Ne8 $146 ({Predecessor:} 13... Nh5 14. Bg5 h6 15. Bd2 f5 16. Nh4 Qe8 17. exf5 Nxf5 18. Nxf5 gxf5 {0-1 (54) Kuhne,D (2348)-Parshin,V (2330) ICCF email 2014}) 14. Bd2 h6 15. Rc1 f5 16. exf5 gxf5 17. Nfxe5 ({White should try} 17. Nh4 $14) 17... dxe5 $11 18. Nxe5 Nd6 19. Ba5 Be8 20. Bb3 Rc8 (20... Ra7 $1 $11) 21. Qc2 (21. Nc4 $1 $16 {[%cal Rc4d6]} Nxc4 22. Bxc4) 21... Bxe5 $1 $15 22. Rxe5 {[%cal Ra5c7]} Ng6 $1 {[%cal Rg6e5]} 23. Re3 {[%cal Ra5c7] [#]} Rf7 (23... f4 $1 $17 {[%cal Rf4e3]} 24. Re6 Qg5 25. Rxd6 Nh4) 24. Rh3 Nf4 25. Rg3+ Kh7 26. Qd2 Qh4 {Strongly threatening ...Ne4.} 27. Rf3 Ng6 $1 (27... Nxg2 28. Kxg2 Ba4 29. Bxa4 $18) 28. Rh3 Qf4 29. Qc2 (29. Re1 $1 $11) 29... Qe4 (29... Ne4 $17 30. Re1 Re7) 30. Bd2 (30. Re3 $15 Qxc2 31. Rxc2) 30... Nf4 $17 31. Bxf4 Qxf4 $40 {[%mdl 128] Black wants a kill.} 32. Re1 Bd7 33. Rc3 Bb5 34. Re6 {[#]} Bd7 (34... Rg7 $1 $17 35. g3 Ne4) 35. Rf3 $2 (35. Re1 $1 $11) 35... Qd4 $19 36. Rd3 Qb4 37. a3 Qb8 38. Re1 Re8 {[%cal Re8e1]} 39. Rc1 (39. Rde3 $17) 39... Rfe7 {( -> ...Re1+)} 40. h3 Re1+ 41. Rxe1 Rxe1+ 42. Kh2 Ne4 {aiming for ...Bb5.} 43. f3 $2 (43. d6 $19 cxd6 44. Bd5) 43... Qb6 {[%csl Ge1][%cal Rb6g1]} 44. fxe4 f4 {Precision: White = 28%, Black = 54%.} 0-1

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.24"]
[Round "5"]
[White "Drygalov, Andrey"]
[Black "Ofitserian, Boris"]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2434"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,81,24,17,14,54,37,54,-12,-14,-14,-13,-11,-8,-47,-55,-38,-56,-48,-49,-35,-45,-34,-8,-50,-39,-81,-28,-29,-35,-35,-30,-23,-18,-40,-25,-31,-9,-9,-9,-12,-6,-8,0,-20,-16,-21,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,-3,0,0,-4,-6,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 {[%cal Bb8d7,Bd7e5,Be5f3][%mdl 32]} 4. O-O a6 5. Bd3 Ngf6 6. Re1 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} b5 (6... e6 7. c3 b5 8. Bc2 c4 9. a4 Bb7 10. axb5 axb5 11. Rxa8 Qxa8 12. Na3 Bxe4 13. Bxe4 Nxe4 {0-1 (59) Amin,B (2693)-Vidit,S (2718) Wijk aan Zee 2018}) 7. c4 Rb8 {LiveBook: 16 Games} 8. Bf1 Ne5 $146 ({Predecessor:} 8... e5 9. b4 cxb4 10. cxb5 axb5 11. d4 Be7 12. Bb2 Qc7 {1-0 (43) Demianjuk,A (2289)-Yandarbiev,R (2330) Taganrog 2017}) 9. cxb5 {Threatens to win with Nxe5.} axb5 10. a4 (10. Nxe5 $14 dxe5 11. d3) 10... Nxf3+ $1 $11 11. Qxf3 bxa4 12. Rxa4 e6 13. Nc3 Bd7 14. Ra6 Be7 15. Qd1 Rb4 16. b3 Qb8 17. Bc4 Qb7 18. Qe2 O-O 19. Ba3 {[#]} Rb6 ({Black should try} 19... Rxc4 $1 $17 {[%mdl 512]} 20. Qxc4 (20. bxc4 Qxa6) 20... Nxe4 21. Nxe4 (21. Rxe4 $2 d5 $19) 21... Bb5) 20. Rxb6 Qxb6 21. e5 dxe5 22. Qxe5 Bd6 23. Qg5 Qc7 {...Ra8 is the strong threat.} 24. Qh4 Bf4 25. Bxc5 {The position is equal.} Bxd2 26. Bxf8 Kxf8 27. Re3 $1 Qa7 28. Qg3 Bxe3 29. Qxe3 Qa1+ 30. Bf1 Qa3 31. Qb6 Ke7 32. h3 g5 33. Nb1 Qd6 34. Qe3 h6 35. Nc3 Qb4 36. Bc4 Bc6 37. Qd2 Qa3 38. Qe3 Qb4 39. Qd2 Qd6 40. Qe3 Qb4 41. Qd2 {Precision: White = 73%, Black = 68%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Paravyan, David"]
[Black "Vavulin, Maksim"]
[Result "1-0"]
[ECO "C84"]
[WhiteElo "2631"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,95,20,29,24,39,38,28,35,50,24,19,26,30,53,52,50,31,52,50,51,30,39,43,65,71,91,87,99,92,91,104,147,136,189,195,197,200,173,150,355,355,352,368,346,354,345,343,509,487,504,483,514,494,608,605,898,885,842,801,1834,1647,1482,1100,1374,1214,1109,1088,2046,1967,1762,1095,1756,1240,1233,1233]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 b4 9. Nbd2 O-O 10. a5 Be6 {C84: Closed Ruy Lopez: Unusual White 6th moves} (10... Rb8 11. Re1 Be6 12. Bxe6 fxe6 13. Nb3 Qc8 14. Qe2 Nd8 15. d4 exd4 16. Nbxd4 c5 17. Nb3 e5 18. Nbd2 Ne6 19. Nc4 Nd4 20. Nxd4 cxd4 {½-½ (43) Caruana,F (2807)-Carlsen,M (2822) Saint Louis 2017}) 11. Nc4 h6 12. Re1 {LiveBook: 8 Games} Nd7 $146 {White has an edge.} ({Predecessor:} 12... Rb8 13. h3 Qc8 14. Be3 Rd8 15. Qe2 Bf8 16. d4 Nxe4 17. dxe5 d5 18. Ncd2 Nc5 {0-1 (86) Ghaem Maghami,E (2574)-Sanal,V (2474) Doha 2016}) 13. Be3 Bf6 14. c3 bxc3 15. bxc3 Na7 16. Bxa7 Rxa7 17. Ne3 Nc5 18. Bxe6 Nxe6 19. Qa4 g6 20. Rab1 Bg7 21. d4 exd4 22. cxd4 {[%cal Bc3d4,Bd4d5][%mdl 32]} c5 {[%cal Re6d4]} 23. d5 $1 $36 {[%cal Rd5e6][%mdl 2048] White is in control.} Nc7 24. Rb6 Nb5 {[#]} 25. Nc4 $1 Kh7 26. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Re8 27. h5 g5 {[#]} (27... gxh5 $16 28. Nxd6 Nxd6) 28. Nxd6 $1 $18 Nxd6 {[#]} 29. Rxd6 $1 {[%mdl 512]} Qxd6 30. Qxe8 Bc3 $2 (30... c4 $16 31. Qc8 c3) 31. Rb1 {Hoping for Rb8.} Re7 32. Qc8 {Strongly threatening Rb8.} Bb4 {If Black can now play ...Kg7 this consolidates a bit.} 33. Rd1 Bc3 34. Rd3 Bxa5 (34... Bd4 {was worth a try.} 35. Nxd4 cxd4 36. Rxd4 Qa3) 35. e5 {White is clearly winning.} Rxe5 36. Nxe5 Qxe5 37. Qxc5 {[%mdl 4096] Endgame KQR-KQB} Bc7 {[%cal Re5e1]} 38. g3 Bd6 39. Qe3 Qf5 40. Qf3 Qxf3 41. Rxf3 {KR-KB} Kg7 42. Rc3 Kf6 43. Rc8 a5 44. Ra8 g4 45. Rxa5 Ke5 46. Ra8 Be7 47. Re8 Kd6 48. Rg8 {Precision: White = 83%, Black = 34%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Paravyan, David"]
[Black "Vavulin, Maksim"]
[Result "*"]
[ECO "C84"]
[WhiteElo "2631"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,21,15,18]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 b4 9. Nbd2 O-O 10. a5 Be6 {C84: Closed Ruy Lopez: Unusual White 6th moves} 11. Nc4 {LiveBook: 44 Games} {Predecessor:} h6 $146 12. c3 bxc3 13. bxc3 Rb8 14. Re1 Re8 15. Ba4 Bd7 16. Ne3 Bf8 17. c4 Nb4 18. Nd5 Nfxd5 19. cxd5 Bxa4 20. Rxa4 {½-½ (60) Sandipan,C (2603)-Adams,M (2758) Germany 2015} *

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Triapishko, Alexandr"]
[Black "Ofitserian, Boris"]
[Result "1-0"]
[ECO "B50"]
[WhiteElo "2504"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,91,14,15,-10,-16,-16,-17,-15,-24,-22,0,-17,-17,-10,-4,-45,0,0,0,0,0,0,8,7,7,6,22,9,18,27,45,41,52,53,79,58,68,55,72,68,116,114,98,95,116,82,81,62,139,136,130,126,129,99,223,166,464,259,423,251,582,575,675,666,878,878,871,845,1069,1059,846,618,650,628,1139,908,1595,1546,1445,1471,2047,1875]} 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 a6 6. g3 {B50: Sicilian: 2...d6, Miscellaneous} Qd6 {LiveBook: 4 Games} (6... Qc7 7. d4 cxd4 8. Qxd4 Nc6 9. Nxc6 Qxc6 10. Bg5 e6 11. Bxf6 gxf6 12. Qxf6 Rg8 13. O-O-O Be7 {½-½ (98) Artemiev,V (2691)-Mamedov,R (2709) Huaian 2017}) 7. Qe2 Nc6 8. Nxc6 {The position is equal.} Qxc6 9. Rg1 Bg4 $146 ({Predecessor:} 9... e6 10. Bg2 Qc7 11. d3 h6 12. Bf4 Bd6 13. Bxd6 Qxd6 {½-½ (42) Espinosa Aranda,A (2422)-Asis Gargatagli,H (2487) Linares 2016}) 10. Bg2 Qd7 11. f3 (11. Qe5 {keeps more tension.} Bh3 12. Bf3 Bg4 13. Bg2) 11... Be6 12. d3 g6 13. Be3 Rc8 14. Ne4 Nxe4 15. dxe4 Bg7 16. c3 $1 O-O 17. Kf2 Qa4 18. f4 Rfd8 19. e5 b5 (19... Bc4 $5 20. b3 $8 Bxe2 21. bxa4 Bd3 $11) 20. Rgd1 Rxd1 21. Qxd1 Qxd1 22. Rxd1 a5 23. Bb7 Rb8 24. Bc6 h6 25. Rd2 $36 {[%mdl 2048] White has some pressure.} f6 {[#]} 26. Bd5 $1 {[%cal Rd5e6]} (26. Bxc5 Rc8 $17) 26... Bxd5 27. Rxd5 $16 {[%mdl 4096] Endgame KRB-KRB} c4 28. Bd4 Kf7 29. Ke3 fxe5 (29... a4 $14) 30. fxe5 h5 31. Ke4 Bh6 32. Rd7 a4 (32... Bc1 $16 {might work better.}) 33. Bc5 Bc1 $2 {[#]} (33... Bf8 34. Ba7 Ke6) 34. Ba3 (34. Rxe7+ $142 Kg8 35. e6) 34... Kg8 $2 (34... Re8 {was called for.} 35. Rb7 Bh6) 35. e6 (35. Rxe7 $142 Rd8 36. e6) 35... Rf8 $2 (35... Bg5 {is a better chance.} 36. h4 (36. Bxe7 Bxe7 37. Rxe7 b4 $18) 36... Bf6 37. Bxe7 Bxe7) 36. Bxe7 $18 {White is clearly winning.} Rf2 37. Bb4 Re2+ 38. Kd5 Bg5 39. h4 Bf6 40. Rf7 Bg7 41. Rb7 Bf6 42. a3 g5 43. Rf7 Re5+ 44. Kd6 Bh8 45. Rf1 gxh4 46. gxh4 {Precision: White = 77%, Black = 28%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Lobanov, Sergei"]
[Black "Lomasov, Semen"]
[Result "1-0"]
[ECO "C11"]
[WhiteElo "2482"]
[BlackElo "2550"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,82,0,29,-30,-21,-16,-15,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,25,25,19,16,23,23,54,31,31,31,49,49,98,83,105,93,101,100,132,135,406,381,355,352,414,354,518,476,1438,1406,1516,1604,1202,874,612]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8. Nc3 a6 {C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack} 9. g3 (9. Qd2 b5 10. O-O-O b4 11. Na4 Qd5 12. b3 Bd7 13. Bc4 Qd6 14. d5 e5 15. Rhe1 e4 16. Nd4 {1-0 (40) Carlsen,M (2832)-Grischuk,A (2750) chess.com INT 2017}) 9... b5 10. Bg2 Bb7 11. O-O c5 12. dxc5 Bxc5 {LiveBook: 23 Games} 13. Ne5 (13. Qe2 $142 Qe7 14. Ne5) 13... Bxg2 $11 14. Kxg2 {Strongly threatening Qxd8+.} Nd7 {[#]} 15. Nd3 $146 ({Predecessor:} 15. Nxd7 Qxd7 16. Qf3 {½-½ (29) Kovchan,A (2576)-Shankland,S (2661) Biel 2016}) 15... Bd4 16. Ne2 Bf6 17. Nef4 Ne5 18. Nxe5 Bxe5 19. Nd3 Qd5+ 20. Qf3 Qxf3+ 21. Kxf3 Bd6 22. c3 Ke7 23. a4 Rhd8 24. Ke3 Rac8 25. axb5 axb5 26. Ra7+ Rd7 27. Rfa1 Bb8 28. Rxd7+ Kxd7 $14 {[%mdl 4096] Endgame KRB-KRN} 29. Ra6 Rc4 30. Kd2 Kc7 {[#]} 31. Ne5 $1 {[%cal Re5c4]} Kb7 32. Ra5 ({Much worse is} 32. Nxc4 $6 Kxa6 33. Ne3 Ka5 $11) 32... Rc5 33. Nxf7 f4 34. c4 Kb6 $2 {[%mdl 8192]} (34... Kc8 $16) 35. Rxb5+ $18 Rxb5 36. cxb5 fxg3 37. hxg3 Kxb5 {KB-KN} (37... h5 $142 38. f4 Kxb5) 38. Ng5 {White is clearly winning.} Kc4 (38... h6 $142) 39. Nxh7 Ba7 40. f3 Bd4 {[#]} 41. b3+ $1 Kd5 {Precision: White = 87%, Black = 41%.} (41... Kxb3 42. Kd3) 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Khanin, Semen"]
[Black "Sarana, Alexey"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2472"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,74,7,0,0,-2,-17,-8,-18,0,-13,20,-47,-13,-17,0,-22,41,26,43,49,68,45,35,50,49,58,54,0,29,0,0,0,0,-7,-12,-10,-10,-10,-11,-10,-7,-8,-8,-8,-8,-34,-8,-12,-10,-70,-48,-5545,-5216]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nb3 Be6 8. Be3 Nbd7 9. Qd2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. g4 b4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 11. Nd5 (11. Ne2 h6 12. Ng3 d5 13. Bd3 Qc7 14. Qe2 dxe4 15. Nxe4 Nd5 16. Bd2 a5 17. c4 bxc3 18. Nxc3 Nxc3 19. Bxc3 {½-½ (51) Fedoseev,V (2724)-Robson,R (2645) chess.com INT 2018}) 11... Bxd5 12. exd5 Nb6 {LiveBook: 8 Games. The position is equal.} 13. a3 Nfxd5 {Threatening ...bxa3.} 14. Bxb6 Nxb6 15. axb4 Be7 16. Bxa6 Bh4+ $146 ({Predecessor:} 16... O-O 17. c3 Bg5 18. Qd3 {½-½ (35) Vesely,P (2578)-Bernal Varela,N (2105) LSS email 2012}) 17. Kf1 ({White should try} 17. Kd1 $11) 17... O-O {[%mdl 1024] Black has compensation.} 18. Kg2 Bg5 19. Qd3 d5 (19... h5 $11) 20. Nc5 $14 h5 21. gxh5 Qf6 22. Rhg1 Bf4 23. Kh1 Qh4 {[%csl Gf4][%cal Rh4h2] [#]} 24. Qe2 Qxh5 25. Nd3 (25. Rg4 $14) 25... Bh6 (25... Bxh2 $5 26. Qxh2 Qxf3+ 27. Rg2 Rxa6 28. Rxa6 Qd1+ 29. Ne1 Qxe1+ 30. Qg1 Qh4+ 31. Qh2 Qe1+ 32. Qg1 Qh4+ 33. Rh2 Qe4+ 34. Qg2 Qe1+ 35. Qg1 Qe4+ 36. Qg2 Qe1+ 37. Qg1 Qe4+ $11) 26. Qxe5 ({Don't play} 26. Nxe5 Rfe8 $15) 26... Qxf3+ 27. Rg2 Nc4 28. Qe2 Qf6 29. b5 Ne3 30. Rf2 Qd4 31. Qf3 Rab8 32. Rg1 Rb6 33. Rg3 f5 {[%cal Bf7f5,Bf5f4,Bf4e3][%mdl 32]} 34. Rg1 f4 35. Re2 Qe4 36. Rf1 (36. Rf2 $11) 36... Rf7 (36... g5 $5 {[%cal Rg5g4]} 37. Nc5 Qxf3+ 38. Rxf3 Rd6 $11) 37. Rxe3 $4 {[%mdl 8192] [#]} (37. Ne1 $15) 37... fxe3 {Precision: White = 44%, Black = 49%.} 0-1

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.25"]
[Round "6"]
[White "Yeletsky, Ivan"]
[Black "Drygalov, Andrey"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2418"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,93,-41,-44,-39,23,10,14,-3,-4,-8,-16,-10,-16,-32,-32,-20,-32,-28,-29,-39,-23,-33,79,81,70,66,103,98,119,107,148,150,155,152,174,126,118,98,361,169,405,229,441,446,447,495,496,495,491,490,483,483,441,412,487,448,650,643,1789,1350,29975,29976,29975,29976,29976,29977,29977,29974]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32]} h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. Be2 Bb7 10. h4 g4 11. Ne5 Nbd7 {D43: Semi-Slav: 5 Bg5 h6} 12. Nxd7 Qxd7 13. Be5 Qe7 (13... Bg7 14. Bxg4 O-O-O 15. Bh3 Ne8 16. Bxg7 Nxg7 17. Ne2 f5 18. b3 fxe4 19. bxc4 Nf5 20. O-O Nxd4 21. Nxd4 Qxd4 22. Bxe6+ Kb8 23. Qxd4 Rxd4 24. Rad1 {½-½ (24) Li,C (2741)-Gelfand,B (2719) Palma de Mallorca 2017}) 14. b3 Rg8 {LiveBook: 4 Games} 15. bxc4 Nd7 $146 ({Black should play} 15... b4 $15 16. Na4 Nxe4) ({Predecessor:} 15... b4 16. Na4 Nxe4 17. Bd3 f6 18. Bxe4 fxe5 19. dxe5 {½-½ (35) Cumming,D (2306)-Haapamaeki,M (2286) ICCF email 2017}) 16. Bg3 $11 Qa3 $1 {[%cal Ra3c3]} 17. Qc2 Bb4 18. Rc1 $1 Nf6 19. Bf4 c5 20. d5 Nxe4 21. Qxe4 Bxc3+ 22. Kf1 Bd4 23. Qb1 O-O-O {And now ...bxc4 would win.} 24. Qxb5 e5 (24... Qxa2 $15 {stays ahead.} 25. Rd1 (25. Rb1 Rd7 $11) 25... Rd7) 25. Rb1 $16 {[%csl Gb1][%cal Rb5b7] [#]} ({Reject} 25. Bxh6 Rd6 $15) 25... Rd7 26. Bxh6 Qxa2 {Strongly threatening ...Rg6.} 27. h5 $36 {[%mdl 2048] White is on the roll.} f5 {Threatens to win with ...f4.} 28. Be3 Bxe3 29. fxe3 Qa3 30. Qb3 Qa6 31. Qb2 Qd6 32. Bd1 f4 $2 {[%mdl 8192]} (32... Ba6 $16 {might work better.}) 33. exf4 (33. h6 $142 f3 34. gxf3) 33... Rf8 $2 (33... Qf8) 34. g3 (34. Rh4 $142 Rxf4+ 35. Kg1) 34... Kb8 $2 (34... exf4 35. Bxg4 fxg3+ 36. Ke1 (36. Kg1 Kd8 $16) 36... Kb8 37. Bxd7 Qxd7) 35. Bxg4 $18 Re7 36. h6 Qg6 37. h7 $1 {[%cal Rh7h8]} Rxh7 38. Rxh7 Qxh7 39. Qxe5+ Ka8 40. Re1 Qd3+ 41. Kf2 Qxc4 (41... a6 $142 42. Be2 Qh7) 42. d6 {aiming for Qe8+.} Qc2+ 43. Re2 Qh7 {[#]} 44. Qe8+ $1 {[%mdl 512] White mates.} Rxe8 45. Rxe8+ Bc8 46. Rxc8+ Kb7 47. Rc7+ {Precision: White = 66%, Black = 29%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.26"]
[Round "7"]
[White "Sarana, Alexey"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "B19"]
[WhiteElo "2588"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 34,49,7,33,14,-86,-77,-87,-79,-80,0,0,0,-79,0,0,0,-61]} 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. Kb1 Qb6 {B19: Classical Caro-Kann: 4...Bf5 main line} 14. Rhe1 O-O 15. Nf5 Bb4 16. Nxh6+ gxh6 17. c3 Ba3 18. Bc1 $1 {LiveBook: 5 Games} Kh8 {[#]} ({Much weaker is} 18... Nxh5 $6 19. Qd2 $16) 19. Qe3 $146 {[#]} (19. Ka1 $11 {remains equal.}) ({Predecessor:} 19. Ka1 Bd6 20. Bxh6 Rg8 21. Ng5 Rxg5 22. Bxg5 {½-½ (40) Kokarev,D (2617)-Pershin,D (2353) St Petersburg 2017}) 19... Ng8 $1 $17 20. Ne5 {[#]} Nxe5 $1 21. Qxe5+ Kh7 (21... f6 $17 22. Qxe6 f5) 22. Qe4+ $1 $11 Kh8 (22... Kg7 $11) 23. Qe5+ $17 Kh7 24. Qe4+ $1 Kh8 25. Qe5+ 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.26"]
[Round "7"]
[White "Vavulin, Maksim"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "B48"]
[WhiteElo "2570"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,84,18,28,45,37,32,27,24,47,0,0,9,10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-7,-8,-8,-8,-26,-20,-25,-15,-25,-34,-21,-12,-12,-8,-8,-8,-8,-8]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} Nf6 8. O-O-O Ne5 9. Qg3 b5 10. f4 {[%cal Bf2f4,Bf4f5][%mdl 32]} (10. a3 Bb7 11. Bxb5 Rc8 12. Ba4 Nxe4 13. Nxe4 Bxe4 14. Bf4 Qc4 15. Bxe5 Qxa4 {1-0 (38) Vachier Lagrave,M (2789)-Anand,V (2776) Karlsruhe/Baden-Baden 2018}) 10... Neg4 11. Bg1 h5 {LiveBook: 14 Games} 12. e5 b4 $1 {[%cal Rb4c3]} 13. Na4 Nd5 14. h3 Nh6 15. f5 $146 Bb7 16. Bd3 Be7 17. Be4 O-O $1 18. Qf3 ({Of course not} 18. f6 Bxf6 19. Bh2 h4 $17) 18... Rac8 19. f6 gxf6 20. exf6 Bxf6 21. Bh2 d6 $1 22. g4 Bxd4 23. Rxd4 Nf6 $1 24. Qxf6 {[#] White threatens Qg5+ and mate.} Bxe4 {[%csl Gc8,Ge4][%cal Rc7c2]} 25. c3 bxc3 (25... Bxh1 $2 {perishes.} 26. Bxd6 Qd8 27. Qxh6 $18) 26. b3 Bxh1 27. Bxd6 Qd8 $1 {[%cal Rd8f6]} 28. Qxh6 Qh4 $1 {Hoping for ...c2!} 29. Qe3 {[#]} e5 $1 30. Bxe5 {Black must now prevent gxh5.} Rcd8 31. gxh5 Rxd4 32. Bxd4 {Threatening mate with Qg1+.} f6 33. Qe6+ ({Much worse is} 33. Bxc3 Qg5 $17) 33... Rf7 34. Bxc3 Qxh5 35. Kb2 Kg7 36. Qe3 {aiming for Qg1+.} Qf3 37. Qg5+ Kh7 38. Qh4+ Kg6 39. Nc5 Bg2 {The position is equal.} 40. Qd4 Bxh3 41. Nd3 Kg7 {Strongly threatening ...Rd7.} 42. Nf4 Bf5 {Precision: White = 76%, Black = 89%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.26"]
[Round "7"]
[White "Lomasov, Semen"]
[Black "Triapishko, Alexandr"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2550"]
[BlackElo "2504"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,95,37,46,33,67,18,64,64,64,63,54,61,55,58,70,60,89,90,101,89,131,137,147,143,145,144,142,135,115,111,167,163,167,170,166,132,154,139,291,271,347,331,335,312,327,327,312,279,273,268,304,292,360,354,480,470,436,333,629,371,293,283,264,0,298,199,376,370,370,349,1006,916,767,759,1702,1618,29986,29987,29987,29988]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 Qc7 8. Ne2 Be6 9. Be3 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} Nd7 {LiveBook: 14 Games} 10. c4 (10. Qd2 Nb6 11. Bf4 O-O 12. O-O Rad8 13. Rfe1 Rfe8 14. Bxd6 Qxd6 15. Qf4 Qd7 16. Ng3 Nd5 {0-1 (30) Fitzsimons,D (2372)-Howell,D (2655) Reading 2017}) 10... Bb4+ $146 ({Predecessor:} 10... b6 11. Qc2 g6 12. O-O-O f5 13. g3 f6 14. h3 c5 15. d5 Bf7 16. f4 O-O-O {1-0 (40) Zayan,O (2250)-Ismail,H (2257) Cairo 2014}) 11. Bd2 {White is slightly better.} Qa5 12. a3 Bxd2+ 13. Qxd2 Qxd2+ 14. Kxd2 O-O-O 15. Kc3 Nb6 16. b3 Kc7 17. Rhe1 g6 18. Nf4 Rd6 19. d5 Bc8 20. dxc6 bxc6 21. c5 Nd5+ {[#]} 22. Nxd5+ $1 Rxd5 23. Re7+ Rd7 (23... Kb8 $16 {was necessary.}) 24. Rae1 $18 Kd8 25. Rxd7+ Bxd7 {[%mdl 4096] Endgame KRB-KRB} 26. Re4 Re8 27. Ra4 Re5 $2 {[#]} (27... Re1 $16 {was worth a try.} 28. b4 (28. Rxa7 Rg1 $16) 28... Rh1) 28. b4 ({Not} 28. Rxa7 Rxc5+ 29. Bc4 Rf5 $16) 28... Rh5 29. h3 ({Less strong is} 29. Rxa7 Rxh2 30. a4 Rh5 $16) 29... Be6 30. Be4 Rh4 31. Bxc6 Kc7 {intending ...Rc4+.} 32. Bb5 Kb8 33. Bd3 f5 34. Ra6 g5 35. Rd6 Rf4 36. f3 g4 37. Be2 gxh3 $2 (37... gxf3 38. Bxf3 Kc7) 38. gxh3 Rh4 39. Bf1 Rf4 40. Be2 Rh4 $1 41. b5 {[%cal Bb4b5,Bb5a6][%mdl 32]} Kb7 $2 (41... Ra4 42. Rd8+ Kc7) 42. Rd4 Rxh3 43. a4 a5 $2 (43... Rh1 44. Kb4 Kc8) 44. bxa6+ Ka7 45. c6 {[%cal Bc5c6,Bc6c7][%mdl 32]} Rh2 46. Bc4 Rh6 47. Bxe6 Rxe6 48. c7 {Precision: White = 87%, Black = 23%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.26"]
[Round "7"]
[White "Drygalov, Andrey"]
[Black "Paravyan, David"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "2446"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 37,92,0,0,0,0,-34,-24,-27,-27,-21,-13,-12,-7,-15,0,-13,0,-22,-9,-18,-18,-16,-16,-16,-18,-13,0,-19,0,-24,-25,-32,-32,-32,-6,-32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. Bc4 Nxd4 10. Bxd4 Be6 11. Bb3 Qa5 12. O-O-O b5 13. Kb1 b4 14. Nd5 Bxd5 15. exd5 Qb5 {B77: Sicilian Dragon: Yugoslav Attack, 9 Bc4 sidelines} 16. Rhe1 a5 17. Qe2 Qxe2 18. Rxe2 a4 19. Bc4 Rfc8 {LiveBook: 12 Games} 20. b3 Rc7 {[#]} 21. f4 $146 ({Predecessor:} 21. Bb5 axb3 22. cxb3 Ra5 23. Bc4 {½-½ (41) Yu,Y (2721)-Guseinov,G (2634) Skopje 2015}) 21... Rb8 22. g3 Kf8 23. Rde1 h6 24. Kc1 Rbc8 25. Ba6 Rb8 26. Bc4 h5 27. Kd2 Rbc8 28. Kd3 Ng8 29. Bb6 Rb7 30. Bd4 Bxd4 31. Kxd4 {[#] Strongly threatening Ba6.} Ra7 32. c3 bxc3 33. Rc1 (33. b4 {feels hotter.} Rac7 34. Ba6 Rb8 35. a3 f5 36. Bd3) 33... axb3 34. axb3 Nf6 35. Rxc3 Ra1 36. Rcc2 Rca8 37. b4 {The position is equal.} R8a4 38. b5 Nd7 {[#] ...Nb6 is the strong threat.} 39. Ra2 Rd1+ 40. Kc3 $1 Rc1+ 41. Rac2 Rb1 42. Rb2 Rba1 43. Ra2 Rc1+ 44. Rac2 Rf1 45. Rf2 Rb1 46. Rb2 Rba1 {Precision: White = 63%, Black = 35%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.26"]
[Round "7"]
[White "Ofitserian, Boris"]
[Black "Yeletsky, Ivan"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2414"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,95,17,19,29,22,24,11,19,1,20,6,33,0,56,50,82,68,89,104,143,113,163,147,150,143,147,131,142,138,158,161,165,127,143,133,246,194,179,206,167,187,278,275,432,458,425,435,396,355,306,314,307,305,295,282,340,330,322,316,307,325,411,372,472,455,633,632,612,611,588,570,837,818,29988,1145,29990,29991,29991,29992]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 d4 5. O-O c5 6. e3 Nc6 7. exd4 cxd4 8. d3 Be7 {A13: English Opening: 1...e6} 9. Re1 (9. b3 O-O 10. Na3 e5 11. Nc2 Nd7 12. a3 a5 13. Rb1 Nc5 14. b4 axb4 15. axb4 Na4 16. Bd2 {0-1 (47) Wei,Y (2739)-Karjakin,S (2760) Medias 2017}) 9... O-O 10. Bg5 {LiveBook: 3 Games} Nd7 {The position is equal.} 11. Bxe7 Qxe7 12. Nbd2 $146 ({Predecessor:} 12. Na3 Nc5 13. Nc2 a5 14. Qe2 {½-½ (37) Ruck,R (2532)-Berzinsh,R (2444) Panevezys 2017}) 12... a5 13. Nb3 Rd8 14. Qe2 Qd6 15. Rac1 $36 {[%mdl 2048] White has some pressure.} e5 (15... a4 $11 16. c5 Qf8 17. Nbxd4 Nxd4 18. Nxd4 Nxc5) 16. c5 $14 Qg6 17. a3 f6 18. Nbd2 {[%cal Bb3d2,Bd2c4,Bc4d6][%mdl 32]} Nf8 19. Nc4 Qf7 20. Nfd2 {[%cal Bf3d2,Bd2c4,Bc4b6,Bb6d5][%mdl 32]} Be6 21. Nd6 Qc7 22. f4 exf4 23. gxf4 Kh8 24. N2c4 Bg8 25. Nb6 Rab8 {Threatening ...Rxd6.} 26. Nd5 Qd7 (26... Bxd5 $16 {might work better.} 27. Bxd5 Rxd6 28. cxd6 Qxd6) 27. b4 axb4 28. axb4 ({But not} 28. Nxb4 $6 Ng6 $16) 28... Ng6 29. Qf2 Qg4 {[#]} (29... Rf8 $142 30. b5 Na5) 30. Qg3 $1 $18 {[%cal Rg3g4]} Qh5 (30... h5 $142 31. Bf3 Qxg3+ 32. hxg3 h4) 31. Bf3 Qh4 32. b5 Na5 33. Rb1 Rd7 34. Qxh4 Nxh4 35. Bh1 Ng6 {intending ...Bxd5.} 36. Rf1 Ne7 37. Nxe7 Rxe7 38. c6 bxc6 39. bxc6 Nb3 40. Rfe1 Ra7 41. Rb2 h5 42. Rc2 Rc7 43. Re8 Rxe8 44. Nxe8 Ra7 {Black wants to play ...Ra1+.} 45. c7 Na1 46. Rc6 (46. c8=Q $142 Nxc2 47. Bd5 Kh7 48. Be4+ g6 49. Nxf6+ Kg7 50. Qxg8+ Kxf6 51. Qxg6+ Ke7 52. Qg7+ Kd6 53. Qxa7) 46... Nb3 47. c8=Q Ra1+ 48. Kg2 {Precision: White = 80%, Black = 35%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.27"]
[Round "8"]
[White "Paravyan, David"]
[Black "Ofitserian, Boris"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2631"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,4,14,0,0,0,0,0,0,0,1,0,12,0,0,-40,-29,-33,-25,-19,-33,-35,-47,-42,-41,-56,-40,-85,-83,-83,-40,-81,-47,-68,41,-87,352,342,408,159,160,152,152,152,155,145,264,264,393,370,506,500,860,462]} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 (5. Bb5 Bd7 6. Bxc6 Bxc6 7. Nge2 Nf6 8. f3 e5 9. Qd3 h6 10. Be3 Be7 11. O-O-O {0-1 (37) Guseinov,G (2646)-Amonatov,F (2636) Riadh 2017}) 5... g6 6. b3 $146 {B23: Closed Sicilian: Lines without g3} ({Predecessor:} 6. Bc4 Bh6 7. f4 Nf6 8. Nf3 O-O 9. O-O Bg7 10. Qe2 Bg4 11. Be3 {1-0 (29) Bladyko,P (1689)-Hasan,K (1860) IECC email 2008}) 6... Bh6 7. f4 Nf6 8. Bb2 {The position is equal.} e5 9. g3 O-O 10. O-O-O a5 11. Bg2 Be6 12. Nge2 Qb6 13. Nd5 Bxd5 $1 14. exd5 Ne7 15. Nc3 Nf5 16. Rde1 exf4 17. gxf4 Qb4 18. Kb1 Bxf4 19. Qd3 Rfe8 20. a3 Qb6 $1 21. Bh3 Ne3 ({Black should try} 21... Ng7 $1 $15) 22. Nb5 (22. Re2 $14 {stays ahead.}) 22... Nfg4 $2 {[%mdl 8192]} ({Not} 22... Nfxd5 23. c4 $16) (22... Ne4 $1 $17 {[%cal Re4f2] Hoping for ...Nf2.} 23. Bd4 Nc5 24. Rxe3 Rxe3 25. Bxe3 Bxe3 26. Qxe3 Qxb5) 23. Bd4 ({But not} 23. Qc3 $2 Be5 $19) 23... Qa6 {And now ...Nf2 would win.} 24. Nc7 $2 (24. Bxg4 $1 $18 Nxg4 25. c4 Rxe1+ 26. Rxe1) 24... Qxd3 $16 25. cxd3 Nf2 26. Nxe8 Rxe8 {[#]} 27. Rhf1 $1 $36 {[%cal Rf1f2][%mdl 2048] White is in control.} ({Much less strong is} 27. Bd7 $6 Rd8 $14) 27... Nxd3 {[#]} (27... Nxh3 $16 28. Rf3 Kf8) 28. Re2 $1 $18 Kf8 (28... f5 {is a better defense.}) 29. Rf3 Re4 30. Bxe3 f5 (30... Rxe3 $142 31. Rfxe3 Bxe3 32. Rxe3 Nf4) 31. Bf1 {Precision: White = 46%, Black = 36%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.27"]
[Round "8"]
[White "Lomasov, Semen"]
[Black "Sarana, Alexey"]
[Result "1/2-1/2"]
[ECO "B96"]
[WhiteElo "2550"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "288"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,287,31,21,20,25,20,14,24,14,14,6,12,12,12,11,8,24,35,0,7,0,23,0,0,0,0,-16,-10,-6,-10,-6,0,0,0,0,0,0,0,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-14,-12,-16,-9,-10,-10,-65,-89,-91,-33,-35,-27,-40,-40,-32,-31,-45,-8,-8,-8,-8,-8,-8,-8,-70,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-144,-8,-691,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 h6 8. Bh4 Nbd7 {B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7} (8... Qb6 9. a3 Be7 10. Bf2 Qc7 11. Qf3 Nbd7 12. O-O-O b5 13. g4 Bb7 14. Bg2 g5 15. h4 gxf4 16. g5 Ne5 17. Qxf4 hxg5 18. hxg5 Rxh1 19. Rxh1 {0-1 (59) Karjakin,S (2760)-Vachier Lagrave,M (2789) London 2017}) 9. Qe2 {LiveBook: 27 Games} e5 10. fxe5 dxe5 {White has an edge.} 11. Nf5 Nb6 $146 ({Predecessor:} 11... g6 12. Ne3 g5 13. Bg3 Bb4 14. Nf5 Qc7 15. O-O-O Bxc3 16. Nd6+ {0-1 (73) Cooke,E (2213)-Vegh,E (2313) Budapest 2007}) 12. Qd3 Bxf5 13. exf5 Qxd3 14. Bxd3 Bb4 $1 15. O-O Bxc3 16. bxc3 O-O-O 17. Rab1 Rd6 18. Rfe1 Re8 19. Bf2 Na4 20. Rb4 Nxc3 21. Rc4+ Rc6 22. Rxc6+ bxc6 23. Bxa6+ Kc7 24. Bc4 Nfd5 25. a4 f6 26. a5 Ra8 27. a6 Nb5 28. Bf1 Ne7 29. g4 Rxa6 30. Bc5 Kd7 31. Rd1+ Ke8 32. Rb1 Ra5 33. c4 Nd4 34. Rb8+ Kf7 35. Bd6 $1 {[#] Hoping for Rb7.} Ra2 36. Bg2 {Threatens to win with Rb7.} Ra7 37. Be4 Rd7 38. c5 g6 39. fxg6+ Nxg6 40. Rc8 Ra7 41. Bxc6 Nxc6 42. Rxc6 $11 {[%mdl 4096] Endgame KRB-KRN} Ra4 43. Rc7+ (43. h3 $1 $11) 43... Ke6 $15 44. h3 Ra3 (44... Nf4 $17 45. h4 Ng6) 45. Rg7 Nf4 46. h4 Kd5 47. Rf7 Rg3+ 48. Kf2 Rxg4 49. Rxf6 Rxh4 50. c6 Rh2+ 51. Kg1 $132 {[%mdl 2048] White is not keeping still} Rc2 52. c7 (52. Bb8 $11) 52... Ne2+ (52... Ne6 $15 53. Bxe5 Kxe5 54. Rxh6 Rxc7) 53. Kg2 $1 $11 Nc3+ 54. Rf2 $1 {[%cal Rf2c2]} Rxf2+ 55. Kh1 Nb5 56. c8=Q Nxd6 {KQ-KRN} 57. Qa8+ Ke6 58. Qg8+ Nf7 59. Kg1 Rf4 60. Qg6+ Ke7 61. Kg2 Rf6 62. Qe4 Kf8 63. Qh7 Ng5 64. Qd7 Nf7 65. Qg4 Nh8 66. Qh5 Re6 67. Kf3 Rf6+ 68. Ke3 Nf7 69. Qg4 Rf4 70. Qg6 Ke7 71. Ke2 Rf6 72. Qe4 (72. Qh7 {seems wilder.} Ke6 73. Qg8 Ke7 74. Qa8 Ke6 75. Qc8+) 72... Nd6 73. Qh7+ Ke6 74. Qg8+ Kf5 75. Qh7+ Kf4 76. Qa7 Nf7 77. Qf2+ Kg5 78. Qg3+ Kh5 79. Ke3 Rf4 80. Qh3+ Kg5 81. Qg2+ Kf6 82. Qc6+ Kg7 83. Qg2+ Ng5 84. Qd5 Re4+ 85. Kf2 Rf4+ 86. Ke3 Rf3+ 87. Ke2 e4 88. Qe5+ Kg6 89. Qe8+ Rf7 90. Qg8+ Kf5 91. Qh8 Rf6 92. Qc8+ Kf4 93. Qc1+ $1 Kg4 94. Qg1+ Kf5 95. Qh2 Rc6 96. Qb8 Kg4 97. Qb5 Rc2+ 98. Ke3 Rc3+ 99. Ke2 h5 100. Qd7+ Kh4 $1 101. Qe7 Rf3 102. Qd8 Kg4 103. Qd7+ Rf5 {Black wants to play ...h4.} 104. Qd4 h4 {With the idea ...h3.} 105. Qg1+ Kh5 106. Qa7 h3 107. Qb8 Kg4 {And now ...Rc5 would win.} 108. Qd6 {[#]} (108. Ke3 $11) 108... Rf4 ({Black should play} 108... Nf3 $1 $17 {Strongly threatening ...h2.} 109. Qg6+ Kf4 110. Qd6+ Re5 111. Qh6+ Kg3 112. Qg7+ Rg5 113. Qc7+ Kg2) 109. Qd7+ $2 {[%mdl 8192]} (109. Qh6 $11) 109... Kh4 $2 ({Black should try} 109... Kg3 $19 {White must now prevent ...h2.} 110. Qg7 Rf5) 110. Qd6 {The position is equal.} Rf3 {aiming for ...Kg4.} 111. Qh6+ Kg4 112. Qh8 Rf5 113. Ke3 $1 Rc5 114. Qb2 h2 115. Qg2+ Kf5 {...Rc1 is the strong threat.} 116. Qf1+ Kg6 (116... Nf3 $5 117. Qh3+ $8 Ke5 $11) 117. Qa6+ $1 Kh5 118. Qe2+ Nf3 119. Qg2 Rc1 120. Qh3+ Kg5 121. Qg3+ Kf5 122. Qf4+ Ke6 123. Qg4+ $1 Kd6 (123... Kf6 $5 124. Qf4+ $8 Ke7 125. Qxe4+ Kd6 126. Qf4+ Ke7 127. Qe4+ Kd8 128. Qd5+ Ke7 129. Qb7+ Kd6 130. Qb6+ Rc6 131. Qd8+ Kc5 132. Qf8+ Kb6 133. Qb4+ Kc7 134. Qf4+ Kd7 135. Qf7+ Kd6 136. Qf6+ Kc7 $11) 124. Qg6+ Kc5 125. Qf5+ Kb6 126. Qe6+ Rc6 127. Qb3+ Kc5 128. Qc3+ Kd5 129. Qb3+ Kd6 130. Qb4+ Rc5 131. Qb6+ Kd5 132. Qb7+ Ke6 133. Qb6+ Kd5 134. Qb7+ Kd6 135. Qb6+ Rc6 136. Qb4+ $1 Ke6 137. Qxe4+ Ne5 138. Qh1 Rc3+ 139. Kf2 Kf5 140. Kg2 Ng4 141. Qf1+ Kg5 {( -> ...Ne3+)} 142. Qe1 Rc2+ 143. Kh1 $2 {[%mdl 8192]} (143. Kf3) 143... Nf2+ 144. Qxf2 $1 Rxf2 {Precision: White = 74%, Black = 66%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.27"]
[Round "8"]
[White "Triapishko, Alexandr"]
[Black "Yeletsky, Ivan"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2504"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,-6,-6,0,-3,-10,-13,-10,0,-6,0,0,19,0,0,2,66,75,54,55,66,50,104,102,166,161,160,152,152,153,151,138,205,202,271,263,278,273,281,277,324,336,329,322,337,335,332,340,345,319,318,311,383,377,362,291,282,274,469,470,468,456,719,727,1001,782,1100,1091,1946,1904]} 1. Nf3 c5 2. g3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Bg2 Bg7 6. Nxc6 dxc6 7. Qxd8+ {A04: Unusual lines after 1 Nf3 and King's Indian Attack} Kxd8 8. c3 (8. a4 Kc7 9. a5 Bh6 10. Nd2 e5 11. b3 Nf6 12. Bb2 Re8 13. Nc4 Nd7 14. h4 Bf8 {1-0 (40) Maghsoodloo,P (2594)-Ponkratov,P (2605) Amol 2018}) 8... Nf6 $146 ({Predecessor:} 8... Nh6 9. Nd2 Kc7 10. Nc4 Be6 11. Bf4+ Kc8 12. Ne5 Nf5 13. Nd3 Bc4 14. O-O f6 {½-½ (30) Mitter,G (2194)-Praznik,N (2378) Feffernitz 2008}) 9. Na3 $1 {The position is equal.} Be6 10. e4 {[%cal Be2e4,Be4e5][%mdl 32]} Kc8 11. Be3 Ng4 12. Bc5 Rd8 13. f4 f5 ({Black should try} 13... b6 $11 14. Bxe7 Rd7) 14. e5 $14 (14. Bxe7 Re8 $11) 14... Bd5 15. Bxd5 Rxd5 16. Bg1 h5 (16... b6 $14) 17. Nc2 $16 Rd8 (17... Nh6 $16) 18. Nd4 $18 Kd7 19. h3 Nh6 20. O-O-O Ke8 21. Rh2 Kf7 (21... Bf8 $16 {keeps fighting.} 22. Rhd2 Rac8) 22. Rhd2 Rd5 23. Nf3 Rxd2 24. Rxd2 ({Don't take} 24. Kxd2 $6 b6 $16) 24... Ke8 25. Ng5 b6 26. Ne6 Kf7 27. Rd8 Rxd8 28. Nxd8+ {[%mdl 4096] Endgame KBN-KBN} Ke8 29. Nxc6 g5 30. Be3 ({But not} 30. Nxa7 Nf7 $18) 30... Nf7 31. Nd4 ({Don't play} 31. Nxa7 h4 $18) 31... gxf4 32. gxf4 Nh6 33. Kd2 Kd7 34. b4 a6 $2 {[#]} (34... e6 35. c4 Bf8) 35. c4 {[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32] White is clearly winning.} e6 36. c5 Bf8 (36... bxc5 $142 37. bxc5 Bh8 38. c6+ Kc7) 37. c6+ Ke7 38. a4 Ng8 39. b5 axb5 40. Nxb5 {Precision: White = 74%, Black = 38%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.27"]
[Round "8"]
[White "Lobanov, Sergei"]
[Black "Vavulin, Maksim"]
[Result "1/2-1/2"]
[ECO "C70"]
[WhiteElo "2482"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,72,25,24,35,28,20,48,69,67,78,114,94,94,82,271,271,273,244,326,329,436,435,419,412,397,320,310,300,347,344,457,456,418,444,576,558,621,247,216,41,35,-39,-39,-64,-64,-64,-64,-64,0,0,0,-60,0,0,0,-65,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 b5 5. Bb3 Na5 6. O-O d6 7. d4 exd4 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann} 8. Qxd4 (8. Nxd4 Bb7 9. a4 c5 10. Qf3 Nf6 11. Nf5 g6 12. Nh6 Nxb3 13. Qxb3 Qd7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Re1 Bxh6 17. Bxh6 {1-0 (35) Wang,H (2709)-Vallejo Pons,F (2707) Riadh 2017}) 8... Bb7 {LiveBook: 9 Games} 9. Bg5 Ne7 {White is slightly better.} 10. a4 c5 $146 ({Predecessor:} 10... Nxb3 11. cxb3 h6 12. Bh4 Nc6 13. Qd3 Qd7 14. axb5 {½-½ (30) Babic,D (2468)-Anokhin,Y (2397) ICCF email 2016}) 11. Qe3 h6 12. Bh4 Qd7 13. axb5 axb5 14. Bd5 Nac6 $2 (14... Nxd5 $16 15. exd5+ Be7) 15. Rxa8+ $18 Bxa8 16. Nc3 b4 17. Nb5 Nxd5 18. exd5+ Ne7 19. Ra1 Bb7 20. Qe2 Kd8 21. c4 $1 bxc3 22. bxc3 g5 {[#]} 23. Nxd6 $1 {[%mdl 512]} Qxd6 24. Bg3 Qb6 25. Ne5 Rh7 26. Qd3 $2 (26. Nc4 Qb5 27. Bc7+ $1 {[%mdl 512]} Kxc7 28. d6+ Kb8 29. dxe7 Bxe7 30. Qxe7) 26... Rg7 {[#]} 27. Nc6+ $2 ({Only move:} 27. c4 $1 $18) 27... Ke8 $14 28. Rb1 (28. Nxe7 $14 Bxe7 29. Re1) 28... Qa6 $15 29. Qe3 f5 $1 30. Bd6 {aiming for Qe5.} ({Avoid the trap} 30. Qe6 $2 Rg6 $19) 30... Qa2 $1 {[%cal Ra2b1]} 31. Rd1 Qa4 (31... Qc2 $5 {[%cal Rc2d1]} 32. Re1 Bxc6 33. dxc6 Qe4 34. Qxe4 fxe4 35. Rxe4 Kf7 $17) 32. Rb1 $36 {[%mdl 2048] Strongly threatening f3. Black is under pressure.} Qa2 $1 {[%cal Ra2b1]} 33. Rd1 Qa4 (33... Qc2 $5 {[%cal Rc2d1]} 34. Re1 Bxc6 35. dxc6 Qe4 $17) 34. Rb1 {And now f3 would win.} Qa2 $1 {[%cal Ra2b1]} 35. Rd1 {Bxe7 is the strong threat.} Qa4 (35... Qc2 $1 $15 36. Re1 Bxc6 37. dxc6 Qe4) 36. Rb1 $11 {Black must now prevent f3.} Qa2 $1 {Precision: White = 63%, Black = 42%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.27"]
[Round "8"]
[White "Khanin, Semen"]
[Black "Drygalov, Andrey"]
[Result "1-0"]
[ECO "B41"]
[WhiteElo "2472"]
[BlackElo "2446"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,82,31,49,57,48,26,29,14,8,5,53,0,55,2,80,75,92,94,102,110,82,86,99,94,106,87,160,173,166,165,150,127,316,314,307,285,403,392,594,566,492,284,509,520,543,543,486,233,958,950,929,920,882,873,29984]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. a3 b6 8. Be3 Bb7 9. f3 d6 10. Be2 Be7 11. O-O O-O {B41: Sicilian: Kan Variation: 5 c4} 12. Qd2 Nbd7 13. Rac1 Rfc8 14. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Qd8 15. Nb3 (15. Rfd1 Rab8 16. Kh1 {½-½ (44) Xiong,J (2634)-Gordievsky,D (2622) Wijk aan Zee 2018}) 15... Rab8 {LiveBook: 3 Games} 16. Rfd1 {[#]} Ne5 $146 17. Na4 Bc6 18. b5 Be8 19. Nd4 Qc7 20. Qb2 ({Better is} 20. Nc3 $14) 20... h5 ({Black should try} 20... Qa7 $11) 21. Kh1 (21. Nc3 $14) 21... a5 (21... Qa7 $11) 22. h3 Ng6 23. Nc3 Qb7 24. f4 Nxe4 25. Bf3 d5 {[#]} 26. cxd5 $1 Nxc3 27. Rxc3 Rxc3 (27... exd5 $142 28. Rxc8 (28. Bxh5 Bf6 $11) 28... Qxc8) 28. Qxc3 $16 exd5 29. Nc6 ({Resist} 29. Bxh5 $6 Bf6 $14) 29... Bf6 30. Qc2 Rc8 $2 (30... Qc7 $16) 31. Bxd5 $18 {[#] Qxg6 is the strong threat.} Nf8 32. Qf2 Qd7 (32... Bxc6 {keeps fighting.} 33. bxc6 Qb8) 33. f5 a4 (33... Qb7 $142 34. a4 h4 35. Nxa5 Qe7) 34. Bxb6 Nh7 35. Rd3 (35. h4 $142) 35... Kh8 $2 (35... Qb7 36. Rd1 Bxc6 37. bxc6 Rxc6) 36. Bc5 Bg5 37. Qf3 Nf6 38. Be6 (38. Bg1 $142) 38... fxe6 $2 (38... Qb7) 39. Rxd7 {White is clearly winning.} Bxd7 40. fxe6 Bxe6 41. Bd4 Nd5 {Precision: White = 58%, Black = 20%.} 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.28"]
[Round "9"]
[White "Sarana, Alexey"]
[Black "Triapishko, Alexandr"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2588"]
[BlackElo "2504"]
[Annotator "TA"]
[PlyCount "216"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,215,43,49,56,46,43,55,68,41,64,56,28,23,20,30,12,0,31,22,27,22,22,12,16,13,20,-62,-39,-184,-191,-176,-113,-181,-182,-179,-145,-177,-170,-176,-172,-181,-178,-183,-185,-180,-179,-181,-187,-174,-136,-135,-130,-127,-119,-125,-118,-123,-124,-125,-132,-120,-125,-125,-122,-122,-122,-118,-94,-87,0,-125,-125,-125,-125,-116,-103,-110,-83,-164,-160,-157,-157,-157,-153,-216,-200,-292,-300,-316,-329,-290,-235,-339,-339,-291,-316,-435,-405,-485,-462,-508,-499,-459,-483,-437,-310,-1032,-1285,-4570,-1114,-4590,-95,-95,-95,-102,-105,-112,-113,-113,-120,-128,-128,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,0,-231,-165,-165,-165,-173,-222,-222,-224,-224,-224,-224,-231,-231,-231,-231,-231,-231,-231,-231,0,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-231,-308,-380,-231,-412,0,-231,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nbd2 Nf6 5. g3 Nbd7 6. Bg2 Bd6 7. O-O O-O 8. Re1 {LiveBook: 7 Games. E01: Catalan: Early deviations} e5 (8... b6 9. e4 Nxe4 10. Nxe4 dxe4 11. Ng5 Nf6 12. Nxe4 Nxe4 13. Bxe4 Bb7 14. Qh5 g6 15. Qf3 Rc8 {1-0 (34) Sjugirov,S (2670)-Yudin,S (2524) Khanty-Mansiysk 2016}) 9. cxd5 Nxd5 10. e4 $146 {White is slightly better.} ({Predecessor:} 10. a3 Re8 11. Nc4 Qe7 12. Nxd6 Qxd6 13. dxe5 Nxe5 14. Bf4 Nxf3+ 15. Bxf3 Qe6 16. Bd2 Nf6 17. e4 b6 18. Bg5 Bb7 19. Bg2 h6 20. Bf4 Rad8 21. Qc2 c5 22. Rad1 Rxd1 {½-½ (22) Hacik,R (2250)-Janko,Z (2210) Slovakia 2002}) 10... N5b6 11. dxe5 Nxe5 12. Nxe5 Bxe5 13. f4 Bc7 14. Qc2 Qd4+ 15. Kh1 Re8 (15... Qf2 $5 {[%cal Rf2e1]} 16. Rf1 Qd4 $11) 16. Nf3 (16. Nb3 {is more complex.} Qc4 17. Qf2 f5 18. e5 Qf7 19. Nc5) 16... Qc4 17. Qf2 Nd7 {[%cal Bb6d7,Bd7f6,Bf6e4][%mdl 32]} ({Much worse is} 17... Rxe4 $6 18. Be3 $16) 18. b3 Qc5 19. Be3 Qh5 20. Rad1 (20. Bd4 $11) 20... Nf6 $1 $15 {[%cal Rf6e4]} 21. e5 ({White should play} 21. Nd2 $15) 21... Ne4 $19 22. Qc2 Nxg3+ 23. Kg1 Nf5 $1 {[%cal Rf5e3]} 24. Bc5 Bb6 25. Rd2 h6 26. Qc3 Be6 27. Bxb6 axb6 28. Nd4 Qh4 29. Rf1 Nxd4 30. Qxd4 Red8 31. Qf2 Qxf2+ 32. Rfxf2 Rxd2 33. Rxd2 {[%mdl 4096] Endgame KRB-KRB} g5 34. Kf2 Kf8 35. Be4 gxf4 36. Kf3 Ke7 37. Kxf4 b5 38. Ke3 Ra5 39. Kf4 b4 40. Bf3 Bd5 41. Be4 Be6 42. Bf3 $1 Ra8 43. Ke3 f6 44. exf6+ Kxf6 45. Kf4 Ra5 46. Be4 (46. Rd4 $17) 46... Rg5 47. Bf3 Rf5+ 48. Ke3 {[#]} Re5+ $1 49. Kf4 {[#]} (49. Kd3 $17 {is a better defense.}) 49... Bd5 $1 50. Bxd5 (50. Be2 $142) 50... Rxd5 {KR-KR} ({Inferior is} 50... cxd5 51. Rd4 $11) 51. Rg2 Rd4+ 52. Ke3 Rh4 53. Kd3 (53. Rc2 {might work better.}) 53... Ke5 54. Kc2 Ke4 55. Kb2 Kf3 56. Rd2 Re4 57. Rd7 Re2+ 58. Kb1 Rxh2 59. Rxb7 c5 60. Rc7 $2 (60. Ra7) 60... h5 {[%cal Bh6h5,Bh5h4][%mdl 32]} 61. Rxc5 h4 62. a3 bxa3 $2 (62... h3 $19 {is more deadly.} 63. axb4 Rd2) 63. Rc3+ $17 Ke4 64. Ka1 Kd4 65. Rc4+ Kd3 {White must now prevent ...h3.} 66. Rf4 Kc3 {Strongly threatening ...h3.} 67. Rf3+ Kb4 {...h3 is the strong threat.} 68. Rf4+ (68. Re3 $17 {was worth a try.}) 68... Kxb3 $19 69. Rf3+ Kb4 70. Rf4+ Kb5 71. Re4 Kc6 72. Rd4 Kc5 73. Re4 Kd5 74. Rg4 Ke5 75. Rb4 Rh1+ 76. Ka2 Rh3 77. Rg4 Rh1 78. Rb4 $1 h3 79. Rb3 Kd4 80. Rg3 Ke4 81. Rc3 Kf4 82. Rc4+ Ke3 83. Rc3+ Ke2 84. Rg3 Kd2 85. Rf3 Rh2 86. Rg3 Ke2 87. Rc3 {intending Rc2+.} Rh1 88. Rg3 $1 Kf2 89. Rc3 Rh2 90. Ka1 Kg1 91. Rc1+ Kg2 92. Rc2+ Kg3 93. Rc3+ Kf4 94. Rc4+ Ke5 {Hoping for ...Re2.} 95. Rc3 Rh1+ 96. Ka2 Ke4 97. Rg3 Rh2+ 98. Ka1 Kf4 99. Rc3 Rh1+ 100. Ka2 Kg4 101. Rc4+ Kf5 102. Rc3 Rh2+ 103. Ka1 $2 (103. Kxa3 Kg5 104. Rc5+ Kf4 105. Rc4+ Ke3 106. Rc3+ Kd4 107. Kb3) 103... Ke4 (103... Kg5 $142 104. Rc5+ Kf4) 104. Rg3 $1 a2 $2 (104... Kd4 $19 {Threatens to win with ...a2.} 105. Rb3 Kc4) 105. Re3+ $1 $11 {The position is equal.} Kf4 106. Rf3+ $1 Kg4 107. Rg3+ Kh4 {( -> ...Rh1+)} 108. Rg4+ $1 Kxg4 $2 {[%mdl 8192] Precision: White = 70%, Black = 70%.} (108... Kh5 109. Rg5+ Kh6 110. Rg6+ Kh5 111. Rg5+ Kh6 112. Rg6+ Kh5 113. Rg5+) 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.28"]
[Round "9"]
[White "Vavulin, Maksim"]
[Black "Lomasov, Semen"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2570"]
[BlackElo "2550"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,119,-52,-54,-56,-42,-49,-49,-49,-38,-49,-27,-26,-28,-27,-23,-41,-34,-50,-28,-58,-10,-81,-64,-67,-69,-96,-94,-114,-124,-106,-97,-112,-95,-104,-115,-122,-71,-68,-58,-65,-60,-32,0,-20,-36,-32,-38,-67,-64,-77,-25,-25,-26,-21,-20,-22,-18,-38,0,0,0,0,17,0,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,27,27,27,27,27,39,39,20,200,204,110,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. b3 d5 2. Bb2 Bg4 3. f3 Bh5 4. e4 (4. Nh3 e6 5. c4 Nf6 6. cxd5 exd5 7. e3 Bd6 8. Be2 Bg6 9. Na3 c6 10. O-O O-O 11. f4 Bf5 {0-1 (54) Vachier Lagrave,M (2762)-Sargissian,G (2686) Dubai 2014}) 4... dxe4 5. Qe2 c6 6. Nc3 {A01: Nimzowitsch-Larsen Opening} exf3 $1 7. Nxf3 e6 8. O-O-O {Black is slightly better.} Nf6 (8... Qa5 {keeps more tension.} 9. a4 Nf6 10. h3 Bg6 11. g4 Nbd7) 9. h3 Bxf3 (9... Qa5 {looks sharper.} 10. g4 Bg6 11. a4 Nbd7 12. Nh4 O-O-O) 10. Qxf3 Qa5 $146 ({Predecessor:} 10... Nbd7 11. g4 Qa5 {0-1 (40) Hermannsdoerfer,F (2228)-Jaeger,A (2005) Berlin 2013}) 11. Kb1 Nbd7 12. g4 O-O-O 13. Bg2 h6 14. Rhe1 Bd6 15. Na4 (15. Ne4 $11 {keeps the balance.} Be5 16. d4) 15... h5 $17 16. Qe3 hxg4 17. hxg4 Nxg4 18. Qd4 Ndf6 19. Bc3 Qa6 {Hoping for ...Bg3.} 20. Bf1 b5 {[#] Strongly threatening ...Bg3.} 21. Qg1 Qb7 22. Be2 bxa4 (22... Rh3 $142 {aiming for ...Rg3.} 23. Bxg4 Rg3) 23. Bxg4 axb3 24. axb3 Qb6 25. Bf3 Rh3 26. Qxb6 axb6 27. Bxc6 Kc7 28. Bh1 Bc5 $1 29. Kb2 {[#]} Bd4 (29... b5 $1 $17) 30. Ra1 $1 $11 Bxc3+ 31. dxc3 Rd7 32. Rg1 $1 g6 33. c4 Kd8 34. Ra6 Rd2 {White must now prevent ...Nd7.} 35. Rxb6 Rhh2 36. Kc3 Rxc2+ 37. Kb4 Nd7 38. Rb7 $1 Kc8 39. Ra7 Ra2 40. Rxa2 Rxa2 {[%mdl 4096] Endgame KRB-KRN} 41. Kb5 Rb2 42. b4 Ne5 {Threatens to win with ...Nd3.} 43. c5 g5 44. Rxg5 Nd3 $1 45. Rg4 Kc7 46. Rd4 Ne5 47. Rd1 f5 $2 (47... Rh2 $11 {and Black stays safe.}) 48. Rd6 $18 Rb1 49. Bg2 ({Don't play} 49. Rxe6 Nd3 $11) ({Better is} 49. Bc6 $16) 49... f4 $11 {The position is equal.} 50. Rxe6 f3 51. Bf1 Nd7 52. Rc6+ Kb7 53. Rd6 Nxc5 54. Bc4 f2 55. Kxc5 f1=Q {( -> ...Qf8)} 56. Bxf1 Rxf1 57. Rd7+ Kc8 58. Rh7 {Kb6 is the strong threat.} Rf6 59. b5 Rg6 60. b6 {Precision: White = 60%, Black = 50%.} 1/2-1/2

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.28"]
[Round "9"]
[White "Drygalov, Andrey"]
[Black "Lobanov, Sergei"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2446"]
[BlackElo "2482"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,118,8,32,0,0,-13,-12,-18,-7,-24,-8,-15,7,0,0,0,9,0,7,0,0,0,0,0,0,0,0,0,26,48,48,47,69,45,28,29,28,0,0,4,6,0,0,0,0,0,0,0,0,0,0,-10,-10,-41,-14,-18,-8,-16,-8,-17,-13,-35,0,-21,0,-36,-41,-73,-52,-237,-222,-215,-203,-201,-194,-179,-199,-169,-90,-608,-617,-588,-565,-515,-468,-419,-258,-222,-222,-991,-1018,-718,-296,-296,-288,-287,-262,-29959,-12359,-4618,-4618]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nh6 {[%cal Bg8h6,Bh6f7,Bf7g5,Bg5e6,Be6d4][%mdl 32] B31: Sicilian: 2...Nc6 3 Bb5 g6} (6... Nf6 7. Nc3 O-O 8. Be3 b6 9. Qd2 e5 10. Bh6 Qd6 11. O-O-O a5 12. g4 a4 13. Kb1 Be6 14. Ne2 b5 15. Ng3 Rfd8 16. Bxg7 Kxg7 17. Qg5 Nd7 {1-0 (30) Anand,V (2776)-Grischuk,A (2767) Moscow 2018}) 7. O-O f6 8. Nc3 e5 9. Be3 b6 10. a3 Nf7 {LiveBook: 4 Games} 11. Nd2 O-O 12. f4 $146 ({Predecessor:} 12. a4 a5 13. Nc4 Be6 14. Qe2 {0-1 (32) Li,S (2540)-Ikonnikov,V (2587) Vlissingen 2006}) 12... exf4 13. Bxf4 Ng5 14. Rb1 Ne6 15. Be3 a5 16. Nf3 Nd4 17. Qd2 a4 18. Rf2 Be6 19. Bh6 Qd6 20. Bxg7 Kxg7 21. Rbf1 b5 22. Ne2 Rad8 23. Re1 Bg8 24. Nexd4 cxd4 25. Rfe2 Rfe8 26. e5 fxe5 27. Nxe5 Bd5 28. Ng4 Rxe2 29. Rxe2 Rf8 30. Qh6+ Kg8 31. Qh4 h5 ({Reject} 31... Qf4 $6 32. Rf2 $16) 32. Ne5 Qf6 33. Qxf6 Rxf6 $11 {[%mdl 4096] Endgame KRB-KRN} 34. Nd7 Rf5 35. Ne5 Kg7 36. c4 dxc3 37. bxc3 Kf6 38. d4 Kg5 39. Re3 h4 40. Re1 Rf8 41. Nd7 Rf5 42. Ne5 Rf4 43. Rc1 Kf5 44. Nd3 $2 (44. Re1 $15) 44... Re4 $19 45. Rf1+ Kg5 {Hoping for ...Re3.} 46. Kf2 Bc4 47. Rd1 Kf5 48. Kf3 g5 ({Black should play} 48... b4 $19 49. cxb4 g5) 49. Rd2 $2 {[%mdl 8192]} (49. Kf2 $17) 49... g4+ 50. hxg4+ Rxg4 51. Kf2 Rg3 52. Nb4 {If only White now had time for d5....} Bd5 53. Nxd5 cxd5 {KR-KR} 54. Re2 $2 (54. Rc2) 54... Rxc3 55. Re5+ Kf4 (55... Kg4 $142 56. Rxd5 Rc2+ 57. Ke3 Rxg2 58. Rxb5 h3) 56. Rxd5 Rc2+ 57. Kg1 {[#]} h3 $1 {[%mdl 512]} 58. gxh3 $2 {[#]} (58. g3+ $19 Kg4 59. Rxb5) 58... b4 $1 {[%mdl 512]} 59. axb4 a3 {Precision: White = 39%, Black = 65%.} 0-1

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.28"]
[Round "9"]
[White "Yeletsky, Ivan"]
[Black "Paravyan, David"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2418"]
[BlackElo "2631"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,71,15,4,48,35,55,17,10,19,14,17,39,32,108,47,37,0,4,0,0,0,230,13,347,346,350,344,413,421,472,471,484,489,474,486,470,473,582,569,548,345,347,279,275,288,354,365,356,359,433,456,857,-356]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. Nc3 c6 8. O-O {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+} d5 9. Qb3 O-O 10. Rfd1 Nbd7 11. Rac1 {LiveBook: 13 Games} a5 $146 ({Predecessor:} 11... Rc8 12. Ne1 dxc4 13. Qxc4 b5 14. Qb3 Qb6 15. Bg5 h6 16. Bxf6 Nxf6 {1-0 (38) Ding,L (2766)-Eljanov,P (2760) Wijk aan Zee 2016}) 12. cxd5 exd5 13. Bf4 Nh5 14. Be3 b5 15. Ne5 a4 16. Qc2 {Threatens to win with Nxd5.} g6 (16... Nhf6 $14) 17. Bh6 ({Better is} 17. Nxd5 $16 cxd5 18. Qc7 Nxe5 19. dxe5) 17... Re8 $14 18. e4 {[%cal Re4d5]} Nxe5 19. exd5 Ng4 {[%cal Rc6d5]} 20. dxc6 Ba6 $2 {[#]} (20... Bxc6 $11 {and Black has nothing to worry.} 21. Bxc6 Nxh6) 21. c7 $2 ({White must play} 21. Nd5 $1 $18) 21... Qc8 $2 {[%mdl 8192]} (21... Qxc7 $11 {and Black stays safe.} 22. Bxa8 Nxh6) 22. Nd5 $18 Nxh6 23. Nb6 $1 {[%csl LRa8,LRc8]} Qg4 24. Nxa8 ({Less strong is} 24. Bxa8 Bg5 $18) 24... Bc8 25. Nb6 Nf5 26. h3 Qg5 27. Qc6 Nf6 28. Qxb5 Qh6 29. Nxc8 Rxc8 30. Qa6 Nd6 31. Rc6 Nfe8 32. Qxa4 Qg5 33. Rc5 Qf6 34. Qd7 Bf8 35. Bb7 Nxb7 (35... Rxc7 $142 36. Rxc7 Nxc7 37. Qxc7 Qe6) 36. Qg4 $4 {[%mdl 40960] Precision: White = 53%, Black = 19%. . Loss on Time!?} (36. Qxc8 $18 Nxc7 37. Rxc7) 1-0

[Event "RUS-ch Youth U21 Boys 2018"]
[Site "Loo"]
[Date "2018.04.28"]
[Round "9"]
[White "Ofitserian, Boris"]
[Black "Khanin, Semen"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2414"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2018.??.??"]
[EventType "tourn"]
[EventCountry "RUS"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,145,-23,-23,-40,-8,-14,-4,-7,-7,-13,0,-6,0,-21,3,0,0,0,0,0,0,0,0,-20,-26,-27,-27,-27,-31,-21,-39,-43,-43,-43,-43,-43,-43,-43,-43,-47,-41,-47,-47,-50,-49,-51,-51,-49,-48,-55,-47,-48,-48,-58,-54,-56,-49,-49,-34,-41,-38,-49,-41,-41,-40,-40,-40,-40,-40,-43,-34,-34,-34,-34,-34,-34,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. Nf3 e4 5. Nd4 {[%cal Bf3d4,Bd4c2,Bc2e3,Be3c4][%mdl 32]} d5 6. cxd5 Qxd5 7. Nc2 Qh5 8. h3 Bd6 {A20: English Opening: 1...e5} (8... Nbd7 9. Nc3 Qg6 10. Ne3 Bc5 11. Qc2 Bxe3 12. dxe3 Nc5 13. b4 Na6 14. Rb1 Bf5 15. b5 cxb5 16. Nxb5 {1-0 (48) Svidler,P (2759)-Wang,H (2734) Almaty 2016}) 9. Nc3 Qg6 10. Ne3 O-O {LiveBook: 13 Games. Black has an edge.} 11. O-O Re8 12. d3 exd3 13. Qxd3 $146 ({Predecessor:} 13. exd3 Na6 14. d4 Be6 15. g4 h5 16. g5 Qxg5 {0-1 (51) Axelrod,A (2386)-Gofshtein,L (2513) Haifa 2010}) 13... Qxd3 14. exd3 Nbd7 15. Nc4 Bc7 16. b3 Nc5 17. d4 Nce4 18. Nxe4 Nxe4 19. Re1 Bf5 20. g4 Bg6 21. Ba3 Rad8 22. Ne5 Rxd4 23. Nxg6 hxg6 24. Bc5 Bb6 25. Bxd4 Bxd4 26. Rxe4 Rxe4 27. Bxe4 Bxa1 $15 {[%mdl 4096] Endgame KB-KB} 28. f4 Kf8 29. Kf2 Ke7 30. Bd3 b5 31. Be4 Kd6 32. Ke3 Bb2 33. Kd2 Ba3 34. Kc2 Kc5 35. Kd2 Kb6 36. h4 Be7 37. g5 Kc5 38. Ke3 Kd6 39. Kd3 Bd8 40. Ke3 Bb6+ 41. Kf3 Bd4 42. f5 gxf5 43. Bxf5 Bc3 44. g6 f6 45. Ke4 Bd2 46. h5 Bg5 47. Bc8 c5 48. Ba6 {The position is equal.} Kc6 49. Bc8 Bc1 50. Be6 Kd6 51. Bf7 a6 52. Bg8 a5 53. Bf7 a4 54. bxa4 bxa4 55. Be8 a3 56. Bf7 Kc6 57. Bc4 Bh6 58. Kd3 f5 59. Be6 f4 60. Kc4 Bg5 61. Bd5+ Kd6 62. Bf3 Bf6 63. Kd3 Ke5 64. Kc4 Kd6 65. Kd3 Be5 66. Ke4 c4 67. Bd1 Ke6 68. Be2 c3 69. Bd3 Kd6 70. Bc2 Ke6 71. Bd3 Bd6 72. Kd4 Be5+ 73. Ke4 {Precision: White = 80%, Black = 68%.} 1/2-1/2

