[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.1"]
[White "Poormosavi, Seyed Kian"]
[Black "Narayanan.S.L"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2255"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,140,43,39,11,27,19,14,17,25,0,0,0,13,0,1,0,9,0,31,-33,-25,-35,-12,-23,-13,-11,-3,-14,-9,-9,-7,-14,-8,-21,0,-11,0,0,0,0,0,0,0,8,219,225,226,112,100,53,37,-121,-141,-327,-348,-1222,-233,-284,-12,-18,-14,-23,-21,-21,-21,-21,-21,-37,0,-5,-8,-41,0,-134,0,0,0,0,0,0,0,-27,-27,-33,0,-3,-4,-15,0,0,34,0,0,0,0,0,93,0,0,0,0,0,0,0,0,0,54,0,8,0,0,0,11,9,8,8,8,8,10,8,8,8,11,8,10,10,12,0,10,9,19,19,50]} 1. Nf3 d5 2. g3 Nd7 3. d4 Nb6 4. Bg2 Bf5 5. O-O e6 6. Nbd2 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} h6 7. c4 Nf6 8. Ne5 c6 9. c5 (9. b3 {feels hotter.} Bb4 10. Bb2 O-O 11. a3 Be7 12. f3) 9... Nbd7 10. Nxd7 {[#]} Qxd7 $146 ({Predecessor:} 10... Nxd7 11. e4 dxe4 12. Bxe4 Bxe4 13. Nxe4 Nf6 14. Nxf6+ Qxf6 15. Bf4 Rd8 16. Be5 Qg6 {0-1 (35) Vanstreels,L (2117)-Lenaerts,L (2335) Belgium 2020}) 11. b4 Be7 12. Nb3 O-O 13. f3 Rfe8 14. g4 (14. Bf4 $14) 14... Bg6 $15 15. Bf4 Bd8 16. Qd2 Bc7 17. Be5 Qd8 18. Qf4 Bxe5 19. Qxe5 Nd7 20. Qg3 e5 21. dxe5 $1 Nxe5 22. f4 $1 {[%cal Rf4e5]} Nc4 23. f5 Bh7 24. e4 $1 dxe4 25. Rad1 Qg5 {...Ne3 is the strong threat.} 26. Rf4 g6 $2 (26... Rad8 $11 {and Black stays safe.} 27. Re1 Nd2) 27. h4 $1 $18 {[%cal Rh4g5][%mdl 1024] White has strong compensation.} (27. Rxe4 Rxe4 28. Bxe4 Re8 $11) (27. Bxe4 gxf5 28. gxf5 (28. Bxf5 Bxf5 29. gxf5 Ne5 $11) 28... Kh8 $11) 27... Qf6 28. g5 ({Worse is} 28. Rxe4 Rxe4 29. Bxe4 gxf5 $11) ({Don't blunder} 28. Bxe4 $2 g5 $19) (28. Rd4 $1 $18 {and the rest is easy.}) 28... Qe5 $16 29. f6 e3 30. Kh2 $2 (30. Re1 $14) 30... Nb2 $1 $36 {[%cal Rb2d1][%mdl 2048] Black is really pushing.} 31. Rb1 (31. Re1 $17 Nd3 {[%mdl 64] Double Attack} 32. Rxe3 Qxe3 33. Rf3) 31... e2 $19 32. Be4 $2 (32. Rd4 e1=Q 33. Rxe1 Qxg3+ 34. Kxg3 Rxe1 35. Na5) 32... Rad8 $2 (32... Nd1 33. Bf3 e1=Q $1 34. Rxd1 Qxg3+ 35. Kxg3 hxg5 36. hxg5 Qxg5+ 37. Rg4 Qxf6) 33. Re1 {[#]} Na4 $2 ({Stronger than} 33... hxg5 34. Qxg5 Qxg5 35. hxg5 $16) ({Better is} 33... Nd3 $1 $19 {[%cal Rd3e1][%mdl 512]} 34. Bxd3 {[#]} Rxd3 $1 {[%mdl 512]} 35. Qxd3 Qxf4+ 36. Qg3 Qxb4) 34. Rxe2 $11 Nc3 35. Re3 Nd5 36. Bxd5 Qxe3 37. Qxe3 Rxe3 38. Bf3 Re5 39. Rg4 Rd3 40. Kg2 Kf8 41. b5 (41. Na5 $11 {keeps the balance.}) 41... hxg5 ({Black should play} 41... cxb5 $17 {Strongly threatening ...a5!} 42. gxh6 a5) 42. bxc6 bxc6 43. hxg5 Ke8 44. Bxc6+ Kd8 45. Bf3 Kc7 46. c6 a6 47. Kf2 Bg8 48. Nc1 Rc3 49. Ne2 Rcc5 50. Rd4 {With the idea Rd7+.} (50. Rb4 $5 {[%cal Rb4b7]} Rxg5 51. Nd4 $11) 50... Rxg5 51. Rd7+ Kc8 52. Nd4 Rc3 (52... Rc4 $11) 53. Be4 (53. Re7 $16) 53... Ra5 54. Re7 Rxa2+ 55. Ne2 Kd8 56. Ra7 Rc5 57. Ke3 Ra4 (57... Rc4 $1 $11 58. Bf3 Rc5) 58. Kd3 (58. Ra8+ $14 Kc7 59. Rxg8) 58... Rxe4 {The position is equal.} 59. Ra8+ Kc7 60. Kxe4 {And now Nd4 would win.} Rxc6 61. Rxg8 {[%mdl 4096] Endgame Threatens to win with Nf4. KRN-KR} Re6+ 62. Kd3 {Hoping for Nf4.} Rxf6 63. Nc3 {aiming for Nd5+.} Kd7 64. Ra8 Rd6+ 65. Ke3 Re6+ 66. Kf4 Rf6+ 67. Ke4 Re6+ 68. Kf4 Rc6 69. Ne4 Ke7 70. Ke5 Re6+ {Weighted Error Value: White=0.34/Black=0.39} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.2"]
[White "Gukesh D"]
[Black "Prraneeth Vuppala"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2640"]
[BlackElo "2253"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,83,2,-10,-24,-31,-28,-33,-43,-47,-49,-37,-46,-50,-48,-44,-49,-83,-73,-82,-58,-111,-87,-116,-91,-143,-147,-157,-164,-187,-168,-183,-194,-202,-187,-236,-212,-286,-269,-279,-285,-270,-246,-214,-70,-60,-74,-65,-71,-133,-23,-123,109,111,109,108,408,408,408,408,408,376,552,549,2005,1446,4866,1261,29990,1053,1026,5089,1760,1760]} 1. Nf3 d5 2. g3 g6 3. c4 c6 4. Bg2 Bg7 5. O-O e5 6. d3 Ne7 7. Nbd2 O-O {A07: Réti Opening: New York and Capablanca Systems.} 8. Rb1 a5 9. b3 Na6 {Black is slightly better.} 10. a3 {[#]} b5 $146 ({Predecessor:} 10... h6 11. b4 axb4 12. axb4 Be6 13. Qc2 b5 14. Rd1 bxc4 15. dxc4 Bf5 16. e4 dxe4 {0-1 (29) Pimpalkhare,V (1986)-Czebe,A (2418) New Delhi 2019}) 11. cxd5 cxd5 12. Bb2 Qd6 13. e4 d4 14. Ne1 Be6 15. f4 f6 16. Nef3 (16. a4 $15) 16... Nc5 $17 17. Qe2 Bh6 18. Kh1 (18. a4 $142) 18... Rac8 (18... Nxb3 $2 19. Nxb3 Bxb3 20. Bc1 $18 (20. Bxd4 Qxa3 21. fxe5 fxe5 $14)) 19. Ba1 Nc6 20. f5 gxf5 21. exf5 Bxf5 22. b4 axb4 (22... Bxd3 23. bxc5 Bxe2 24. cxd6 $11) (22... Nxd3 23. Nh4 $11) 23. axb4 {[#]} Nxb4 {[%mdl 512]} 24. Rxb4 (24. Ne1 Bxd3) 24... Bxd3 25. Qd1 Bxf1 26. Bxf1 Qd5 {Hoping for ...Bxd2.} 27. Bxb5 Ne4 ({But not} 27... Bxd2 $2 28. Bc4 $1 $18) ({Black should try} 27... Kh8 $19 {Threatens to win with ...Bxd2.} 28. Kg1 Be3+ 29. Kg2 Bxd2 30. Qxd2 Nb3) 28. Nxe4 $15 Qxe4 ({Not} 28... Rc1 $2 29. Qxc1 Bxc1 30. Bc4 $18) 29. Bb2 Kh8 30. Bd3 (30. Qd3 $142 Qxd3 31. Bxd3) 30... Qe3 (30... Qd5 $17 {...Rb8 is the strong threat.} 31. Qe2 Be3) 31. Nh4 (31. Ng1 $1 $11) 31... Qf2 $2 (31... Rb8 $1 $17 {[%cal Rb8b4] keeps the pressure on.} 32. Rxb8 Rxb8) 32. Rb7 $16 {[%mdl 1024] White has strong compensation.} f5 {Strongly threatening ...Rb8.} 33. Ba3 $1 $36 {[%cal Ra3f8][%mdl 2048] White is in control.} Rf6 {[%mdl 8192]} (33... Qa2 $16 34. Bxf8 Rxf8) 34. Rb2 $18 {[%cal Bb7b2,Bb2e2,Be2e5][%mdl 32]} Qe3 {And now ...e4 would win.} 35. Re2 Qg5 {next ...e4 is good for Black.} 36. Rxe5 Rfc6 (36... Qg4 {is a better defense.} 37. Be2 Qg5 38. Qxd4 Qd2) 37. Nxf5 Qf6 38. Nxh6 {Intending Qh5 and mate.} Qxh6 39. Qg4 (39. Qe2 $142 Rc1+ 40. Bxc1 Qxc1+ 41. Kg2 Qc6+ 42. Kh3) 39... Qd2 {[#]} 40. Re8+ $3 {[%mdl 512]} Rxe8 41. Qxd4+ Kg8 {[#]} 42. Bxh7+ $1 {[%mdl 576] Discovered Attack. Never resign too early!  Weighted Error Value: White=0.15/Black=0.65} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.3"]
[White "Wagh Suyog"]
[Black "Erigaisi Arjun"]
[Result "0-1"]
[ECO "A32"]
[WhiteElo "2246"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,118,12,7,13,12,16,10,8,0,25,20,29,11,9,8,21,0,0,-28,-38,-35,-10,-15,-14,-21,-24,-29,-34,-35,-35,-39,-25,-39,-31,-37,-30,-32,-24,-25,-14,-14,-18,-39,-34,-21,-7,-16,-13,-44,-44,-45,-41,-39,-38,-45,-42,-62,-58,-91,-77,-97,-60,-78,-39,-144,-132,-272,-272,-346,-336,-291,-284,-442,-417,-433,-422,-438,-398,-516,-503,-471,-436,-455,-453,-454,-438,-502,-487,-517,-502,-564,-556,-1086,-667,-788,-789,-2046,-1848,-2042,-1819,-2083,-1931,-2583,-2520,-29976,-29977,-29971,-5156,-6544,-6183]} 1. d4 e6 2. c4 c5 3. Nf3 cxd4 4. Nxd4 Nf6 5. e3 Nc6 6. Be2 d5 {A32: Symmetrical English: 2 Nf3 Nf6 3 d4 cxd4 4 Nxd4 e6.} 7. O-O Bd6 8. Nc3 O-O {The position is equal.} 9. b3 a6 10. Bb2 Qc7 11. h3 dxc4 12. Nxc6 Qxc6 {[#]} 13. Bxc4 $146 ({Predecessor:} 13. Bf3 Qc7 14. Rc1 Rd8 15. Qe2 Rb8 16. Ne4 Nxe4 17. Bxe4 b5 18. bxc4 bxc4 19. Ba1 {1-0 (39) Suvrajit,S (2335)-Ravi,L (2405) Kolkata 1999}) 13... Rd8 14. Qf3 (14. Qb1 {with more complications.} b5 15. Be2 Bb7 16. Bf3 Qc7 17. Ne4) 14... Qxf3 15. gxf3 Bd7 16. Rfd1 Bc6 17. Be2 h6 18. Rd3 Be7 19. Rad1 Rxd3 20. Rxd3 Kf8 21. Rd1 g5 22. Kg2 h5 23. Bd3 Rd8 24. Bc2 Rc8 25. Bb1 Ke8 26. Kg3 Nd7 27. Ne2 f5 28. Nd4 Bf6 29. Nxc6 {aiming for Nd4.} Bxb2 30. Nb4 $1 Be5+ 31. Kg2 Ke7 32. Nd3 Bd6 33. e4 f4 34. Kf1 a5 35. Ke2 Rg8 36. Rg1 Kf6 37. Ne1 ({White should try} 37. Rd1 $15) 37... Ne5 $17 38. Bc2 {This costs White the game.} (38. Rh1 $17) 38... Rc8 $19 39. Kd1 Bb4 40. Nd3 {If White can now play Nxe5 this consolidates a bit.} Nxf3 41. Rh1 (41. e5+ $142 Kf7 42. Rh1) 41... e5 42. Bb1 Nd4 43. Rg1 Nb5 44. Ke2 Nc3+ 45. Kf3 Rd8 46. Bc2 Nxa2 47. Kg2 Nc3 48. f3 b6 49. Rh1 Be7 50. Kf2 Nb5 {...Na3 is the strong threat.} 51. Rg1 Nd4 52. Bd1 {[#]} Nxb3 $1 {[%mdl 512]} 53. Bxb3 (53. Ke2 Nd4+) 53... Rxd3 {[%mdl 4096] Endgame KRB-KRB} 54. Rb1 Bc5+ 55. Kg2 Rd2+ 56. Kh1 Rf2 57. Bd1 Rf1+ 58. Kg2 Rg1+ (58... Re1 $142 59. Rc1 a4 60. h4 a3 61. hxg5+ Kxg5 62. Rb1 Bd4 63. Kh3 a2 64. Rc1 Bb2 65. Rc8 Rh1+ 66. Kg2 {[#]} a1=Q $1 {[%mdl 512]} 67. Rg8+ Kh4 68. Kxh1 Qxd1+ 69. Kg2 Qe2+ 70. Kg1 Kh3 71. Rg3+ fxg3 72. Kh1 Qh2#) 59. Kh2 a4 {Weighted Error Value: White=0.50/Black=0.17} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.4"]
[White "Pantsulaia, Levan"]
[Black "Aakanksha Hagawane"]
[Result "1-0"]
[ECO "A37"]
[WhiteElo "2570"]
[BlackElo "2238"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,93,0,0,2,17,45,42,67,25,106,98,105,93,95,108,105,104,115,87,87,79,81,81,87,81,87,81,90,90,90,90,90,92,89,87,105,96,103,101,141,142,152,162,235,232,254,237,225,224,498,322,408,391,519,530,591,502,525,368,1135,1111,1270,1177,2336,2264,29980,7216,5727,2070,6215,6087,29976,29977,29976,29976,29971,29961]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 e5 4. g3 d6 5. Bg2 g6 6. O-O Bg7 7. a3 Nge7 8. Rb1 a5 9. d3 O-O 10. Bd2 Be6 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3.} 11. Ng5 Bd7 12. Nb5 Nc8 {White is slightly better.} 13. Ne4 Be6 (13... Nd4 $11) 14. b4 $16 axb4 15. axb4 cxb4 16. Bxb4 Nxb4 17. Rxb4 {[#]} Qe7 $146 {Black wants to play ...d5.} ({Predecessor:} 17... Ra6 18. Nec3 Qd7 19. Re1 Ne7 20. Qb3 Rfa8 21. Ra4 Nc6 22. Rea1 h6 23. e3 Kh7 24. Ne4 f5 25. Nec3 e4 26. dxe4 Na5 27. Qb4 Nc6 28. Qb3 Na5 {½-½ (28) Miskic,S (2117)-Rozic,S (2079) Sarajevo 2017}) 18. Qd2 d5 19. cxd5 Bxd5 {[#]} 20. Nf6+ $1 Bxf6 21. Bxd5 Rd8 22. Bf3 Ra2 23. Qxa2 Qxb4 24. Rb1 Qc5 25. Bxb7 Nd6 26. Nxd6 Qxd6 27. Bf3 Be7 28. Rb5 Qd4 29. Bd5 Rf8 30. Bc4 e4 (30... Qd6 $142 31. Qa7 Qf6) 31. e3 $18 Qc3 32. dxe4 Kg7 33. Rb7 Bc5 {[#]} (33... Rc8 34. Bxf7 Qc1+ 35. Kg2 Rc2) 34. Kg2 Qe5 35. Bd5 Kh6 36. Qc4 Be7 37. Qd4 Qd6 38. e5 Qd8 (38... Qc5 39. Qf4+ Bg5) 39. e4 Qe8 40. Qa7 Bd8 41. f4 g5 42. Rxf7 (42. Bxf7 $142 Qc6 43. fxg5+ {[%mdl 64] Overworked Piece} Bxg5 44. Rb6 Qxb6 45. Qxb6+ Kg7 46. Bd5 h5 47. Qc7+ Kg6 48. e6) 42... Rxf7 43. Qxf7 Qxf7 44. Bxf7 gxf4 45. gxf4 {White mates.} Kg7 46. e6 Kf6 47. Kf3 {Black got outplayed after the opening.  Weighted Error Value: White=0.20/Black=0.39} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.5"]
[White "Mkrtchyan, Mariam"]
[Black "Puranik, Abhimanyu"]
[Result "0-1"]
[ECO "D76"]
[WhiteElo "2234"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,64,0,0,0,0,0,0,-26,-32,-21,0,-91,-92,-101,-107,-108,-100,-105,-106,-124,-130,-132,-125,-152,-152,-172,-186,-210,-202,-222,-233,-263,-235,-482,-474,-507,-512,-506,-490,-527,-506,-913,-614]} 1. Nf3 Nf6 2. d4 g6 3. c4 Bg7 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Nc6 8. e3 e5 9. Nxe5 Nxe5 10. dxe5 Qxd1 11. Rxd1 Bxe5 12. Nc3 O-O 13. e4 {[#] D76: Fianchetto Grünfeld: Main Line with 7...Nb6.} Re8 $146 ({Predecessor:} 13... c6 14. f4 Bg7 15. Kf2 Bg4 16. Bf3 Bxf3 17. Kxf3 Rad8 18. Be3 Nc4 19. Rab1 Nxe3 20. Kxe3 Rfe8 21. Rxd8 Rxd8 {0-1 (45) Oparin,G (2652)-Mishra,A (2342) Chess.com INT 2020}) 14. Bf4 Bg4 {White must now prevent ...Bxf4.} 15. Bxe5 {The position is equal.} Bxd1 16. Bxc7 Bc2 17. Bxb6 (17. Rc1 $11 Bd3 18. Rd1) 17... axb6 $17 {Black converts the advantage convincingly.} 18. Nd5 {[#]} Red8 $1 19. Rc1 Bd3 20. a3 Kg7 21. Nxb6 Ra6 22. Nd5 Rc6 {[%mdl 1024] Black has strong compensation.} 23. Re1 {[#]} Rc2 $1 24. b4 Rdc8 {Threatens to win with ...Rc1.} 25. f4 Ra2 26. e5 b5 ({Much less strong is} 26... Rxa3 27. Nb6) 27. Rd1 Rxa3 28. g4 $2 (28. Rd2 {is a better defense.}) 28... Be2 $19 {Black is clearly winning.} 29. Rd2 Bxg4 30. Nf6 Be6 31. Bf1 Rb3 32. Rd4 (32. Bxb5 $142 Rxb4 33. Bd7 Bxd7 34. Rxd7) 32... Rb2 {Weighted Error Value: White=0.50/Black=0.03} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.6"]
[White "Paichadze, Luka"]
[Black "Apanasenok, Alexander"]
[Result "1-0"]
[ECO "C41"]
[WhiteElo "2566"]
[BlackElo "2227"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,79,28,35,38,45,35,45,50,62,57,58,35,56,0,0,7,18,29,48,47,61,53,70,29,49,30,58,44,55,71,60,57,70,65,85,12,18,13,165,113,106,106,327,338,295,228,278,235,219,241,231,192,351,353,358,360,616,229,890,635,1332,1299,1627,1063,2543,2368,29964,9253,29993,1173]} 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. g3 O-O 7. Bg2 {C41: Philidor Defence.} Re8 8. O-O Bf8 9. h3 {White is slightly better.} Nbd7 10. Re1 c6 11. g4 g6 12. Nde2 Nc5 {[%cal Rf6e4]} 13. Ng3 {[#]} a5 $146 ({Predecessor:} 13... Nfd7 14. Be3 Qh4 15. Qd2 h6 16. f4 a5 17. Bf2 Qd8 18. a4 Qb6 19. b3 Qb4 {½-½ (43) Torosyan,N (2313)-Harutyunian,T (2472) Yerevan 2015}) 14. Be3 Qc7 15. a4 Qb6 16. Bd4 Nfd7 17. Nce2 Qc7 18. Bc3 b6 19. f4 Ba6 20. Qd4 {[%csl Gc3][%cal Rd4h8] [#]} f6 21. Qd2 Rad8 22. b3 Bh6 23. h4 ({Better is} 23. Rad1 $16) 23... Bxe2 $11 24. Rxe2 Re6 $2 (24... d5 $1 $11 25. g5 d4 26. Bxd4 fxg5 27. hxg5 Bxg5 28. fxg5 Qxg3) 25. g5 (25. Rf2 $18) 25... Bg7 $16 26. Rd1 $36 {[%mdl 2048] White is in control.} Nb7 $2 (26... Rde8 $16 {might work better.}) 27. Bh3 $18 Ree8 {and the idea ...fxg5 leaves Black hopeful.} 28. Qd4 Rf8 29. h5 {Black must now prevent h6.} Ndc5 30. h6 ({Less strong is} 30. gxf6 Bxf6 31. Qe3 Bxc3 $16) 30... Bh8 31. Rg2 Rde8 $2 (31... d5) 32. f5 Nd8 {intending ...Nf7.} 33. Rf1 Nd7 $2 (33... d5 34. exd5 Qe5 35. dxc6 Qxd4+ 36. Bxd4 Nxc6) 34. Nh5 $2 Re5 $2 (34... gxh5 35. Qd1 Kf7 36. Qxh5+ Ke7) 35. Qc4+ d5 36. exd5 {[#] Threatens to win with d6+.} Rxd5 37. gxf6 Bxf6 38. Nxf6+ Nxf6 39. fxg6 Nh5 40. gxh7+ {Weighted Error Value: White=0.44/Black=0.70} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.7"]
[White "Navumenka, Mikhei"]
[Black "Petrosian, Tigran L."]
[Result "0-1"]
[ECO "E69"]
[WhiteElo "2221"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,106,25,76,38,50,60,88,83,135,32,57,27,18,19,22,29,14,11,10,16,38,33,30,31,22,16,16,6,25,26,33,0,0,-61,-33,-122,-128,-128,-125,-249,-254,-235,-249,-289,-289,-285,-273,-279,-285,-323,-320,-316,-301,-300,-296,-410,-408,-404,-408,-395,-384,-475,-466,-437,-428,-1138,-1076,-2388,-1822,-2071,-1694,-2108,-1851,-29975,-29976,-29976,-29977,-29979,-29980,-29982,-29982,-29982,-29983,-29985,-29986,-29982,-29983]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O c6 7. Nc3 Qa5 8. h3 e5 9. e4 Nbd7 10. Be3 exd4 11. Nxd4 Ne5 (11... Nb6 $11) 12. Nb3 {E69: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4 c6 9 h3.} Qb4 $5 {[%mdl 4] Exploring less charted territory.} 13. c5 Nc4 14. Bd4 {And now a3 would win.White is better.} Be6 {[#]} 15. Qc2 $146 (15. Rb1 $1 $16) ({Predecessor:} 15. Rb1 Ne8 16. a3 Ne3 17. Bxe3 Qxb3 18. cxd6 Rd8 19. Bxa7 Qc4 20. Qf3 Nxd6 21. Rfd1 {½-½ (59) Kashlinskaya,A (2334)-Ju,W (2531) Kazan 2013}) 15... Nd7 {[%cal Rd6c5]} 16. a3 (16. Bxg7 {keeps more tension.} Kxg7 17. cxd6 Rad8 18. Nd4 Nxd6 19. Rfd1) 16... Nxa3 17. bxa3 Qxb3 18. Qxb3 Bxb3 19. Bxg7 Kxg7 20. cxd6 Rad8 21. f4 Bc4 22. Rfe1 f6 23. Rab1 Ba6 24. Na4 {Strongly threatening e5.} Rfe8 25. h4 Re6 26. Bh3 Rxd6 27. e5 ({White should try} 27. Rbd1 $11 Nb8 28. Rxd6 Rxd6 29. Nc5) 27... fxe5 28. fxe5 {[#] White is now going downhill.} (28. Bxd7 $15 R8xd7 29. Nc5) 28... Rd5 $1 $17 29. e6 Ne5 {aiming for ...Nf3+.} 30. Rb3 (30. Re3 $17 {was called for.}) 30... Rd1 $19 31. Rxd1 Rxd1+ 32. Kh2 Rd2+ 33. Kg1 Rd3 34. Rxd3 Nxd3 {[%mdl 4096] Endgame KBN-KBN} ({Weaker is} 34... Bxd3 35. Nc5 $17) 35. Nc3 Nc5 36. Kf2 Bc4 37. Ke3 {If only White now had time for e7....} Bxe6 ({Resist} 37... Nxe6 38. Ne4 $19) 38. Bxe6 Nxe6 {KN-KN} 39. Ne4 b5 40. g4 a5 41. g5 h6 42. gxh6+ Kxh6 43. Nd6 (43. Nf6 $142) 43... Kh5 44. Nf7 a4 45. Kd2 c5 46. Ne5 b4 47. axb4 cxb4 {Black mates.} 48. Kc2 Nf4 49. Nd7 Kxh4 50. Nc5 a3 {[%cal Ba4a3,Ba3a2][%mdl 32]} 51. Kb3 g5 52. Kxb4 {[#]} Nd3+ $1 {[%mdl 576] Promotion} 53. Nxd3 (53. Kxa3 Nxc5) 53... a2 {Weighted Error Value: White=0.75/Black=0.13} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.8"]
[White "Goganov, Aleksey"]
[Black "Dilanyan, Grigor"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2557"]
[BlackElo "2214"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,43,47,41,44,45,38,27,37,32,87,83,157,152,181,178,498,485,1093,1086,988,968]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. h3 O-O 7. Nf3 e6 8. Bd3 exd5 9. exd5 Re8+ 10. Be3 Nbd7 11. O-O a6 12. a4 Nh5 13. Qd2 {13.g4 is vanishing.} Ne5 {[#] Hoping for ...Nxf3+. E90: King's Indian: Classical: Early deviations and 6 h3.} 14. Be2 Bd7 15. Rfe1 Nxf3+ {White has an edge.} 16. Bxf3 Qh4 (16... Nf6 $1 $14) 17. Bxh5 {[#]} Qxh5 $146 ({Black should try} 17... gxh5 18. Bf4 Qf6) ({Predecessor:} 17... gxh5 18. Bh6 Qf6 19. Bxg7 Qxg7 20. Kh2 Re5 21. f4 Ree8 22. Ne4 Qg6 23. Ra3 Rxe4 {½-½ (36) Kekelidze,M (2454)-Lomsadze,D (2400) Tbilisi 2008}) 18. Bf4 $16 Qh4 19. Ne4 ({Worse is} 19. Bxd6 Qxc4 20. Rxe8+ Rxe8 $11) 19... b5 $2 {[#]} (19... b6 20. a5 (20. Nxd6 Rxe1+ 21. Rxe1 Bxa4 $16) 20... b5 21. cxb5 (21. Nxd6 Rxe1+ 22. Rxe1 Qd8 $18) 21... Rxe4 22. Rxe4 Bxb5) 20. axb5 $18 {White is clearly winning.} axb5 (20... Qd8 $142 21. Nxd6 Rxe1+ 22. Qxe1 g5) 21. Rxa8 Rxa8 22. Bg5 {Black got outplayed after the opening.  Weighted Error Value: White=0.01/Black=0.69} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.9"]
[White "Nikookar, Mahdi"]
[Black "Sychev, Klementy"]
[Result "0-1"]
[ECO "C08"]
[WhiteElo "2214"]
[BlackElo "2555"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,62,12,19,16,12,-13,-16,-19,-12,-14,0,-11,-10,-22,0,-55,-65,-60,-69,-81,-79,-101,-91,-124,-122,-122,-129,-143,-141,-200,-200,-200,-201,-457,-239,-1420,-203,-29984,-29985,-29985,-29986,-29986,-29985,-29997,-29998,-29998,-29997]} 1. e4 c5 2. c3 e6 3. d4 d5 4. exd5 exd5 5. Nf3 Nf6 6. Bb5+ Nc6 7. O-O Be7 8. dxc5 Bxc5 $1 {The main line 8...Bxc5 scores better than 8...0-0.} 9. Nbd2 O-O 10. Nb3 {C08: French Tarrasch: 3...c5 4 exd5 exd5 sidelines.} Bb6 11. Re1 {[#]} Bg4 $146 ({Predecessor:} 11... Ne4 12. Be3 Bg4 13. c4 Ne5 14. cxd5 Bxf3 15. gxf3 Ng5 16. Be2 Nh3+ 17. Kg2 Qh4 18. Bxb6 axb6 {0-1 (28) Hermansson,E (2314)-Nielsen,P (2560) Sweden 2000}) 12. Be3 {The position is equal.} Re8 13. Nbd4 Bxd4 14. Bxc6 bxc6 15. cxd4 Qb6 16. Re2 ({White should try} 16. b3 $11) 16... Bxf3 $15 17. gxf3 Re6 18. Qa4 Nd7 19. Rc2 Qb7 20. b3 Nb6 21. Qb4 Rf6 22. Rac1 Qd7 23. Kf1 (23. Qd2 $17 {was called for.}) 23... Re8 $19 24. Ke2 Qh3 {[%mdl 64] Double Attack} 25. Rxc6 $2 {[#]} (25. Kd2) 25... Rxf3 (25... Rxe3+ $142 $1 {[%mdl 512]} 26. fxe3 Qxf3+ 27. Kd3 Qe4+ 28. Ke2 Qg2+ 29. Kd3 Qg6+ 30. Ke2 Rxc6 31. Rxc6 Qxc6) 26. Qb5 $2 {[#]} (26. Re1) 26... f5 $2 (26... Rxf2+ $3 {[%mdl 512]} 27. Kxf2 Qxh2+ 28. Kf1 Qh3+ {[%mdl 64] Double Attack} 29. Kg1 Qxe3+ 30. Kh1 Qe4+ 31. Kh2 Qh4+ 32. Kg1 Qxd4+ 33. Kh1 Qh4+ 34. Kg2 Qg4+ 35. Kf2 {[#]} Nc4 $1 {[%mdl 512]} 36. Rc8 Qf4+ {[%mdl 64] Double Attack} 37. Kg1 Qxc1+ 38. Kh2 Qf4+ 39. Kh1 Qh4+ 40. Kg1 Qg3+ 41. Kh1 Qh3+ 42. Kg1 Qxc8 43. Qxe8+ Qxe8 44. bxc4 Qe3+ 45. Kh2 dxc4 46. Kh1 c3 47. Kh2 c2 48. Kh1 c1=Q+ 49. Kh2 Qcg1#) 27. Rxb6 $2 {[#]} (27. R6c3 $19 Qh5 28. Qxe8+ Qxe8 29. Kxf3 Qe4+ 30. Ke2) 27... Rxf2+ $1 {[%mdl 576] Decoy. Black mates.} 28. Kxf2 Qxe3+ {[%mdl 64] Double Attack} 29. Kg2 Qd2+ ({Weaker is} 29... axb6 30. Qxd5+ Kh8 31. Qc6 $17) 30. Kg3 Re3+ 31. Kf4 Re4+ {Weighted Error Value: White=0.73/Black=0.48} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.10"]
[White "Pultinevicius, Paulius"]
[Black "Godbole, Atharva"]
[Result "1-0"]
[ECO "B53"]
[WhiteElo "2552"]
[BlackElo "2201"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,56,29,24,49,42,51,46,49,50,35,40,152,143,162,162,205,191,201,189,210,204,203,196,227,214,256,206,325,316,376,382,449,364,412,429,493,482,535,420,777,760,991,989,1129]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Bb5 Bd7 6. Bxc6 Bxc6 7. c4 Nf6 8. Nc3 e5 {B53: Sicilian: 2...d6: Lines with Qxd4.} 9. Qd3 h6 10. O-O Be7 {White is slightly better.} 11. Rd1 $5 {[%mdl 4] Leaves trodden paths.} O-O 12. Qe2 {[#]} Rc8 $146 {[#]} (12... Qc8 $14) ({Predecessor:} 12... Qc8 13. Ne1 a6 14. Nc2 b5 15. Nd5 Nxd5 16. cxd5 Bd7 17. Rd3 f5 18. exf5 Bxf5 {½-½ (38) Wieczorek,Z (2298)-Aliavdin,N (2373) Raciborz 2007}) 13. Nxe5 $1 $16 {[%mdl 576] Pin} Qc7 (13... Qa5 14. Nxc6) 14. Nxc6 Qxc6 15. b3 Rfe8 16. Bb2 Bd8 17. f3 a6 18. Kh1 Re6 19. Nd5 Nd7 20. Qf2 Nc5 (20... Bg5 $142 21. g3 Bf6 22. Nxf6+ Nxf6) 21. Nf4 $18 {[%cal Bd5f4,Bf4e2,Be2d4,Bd4f5][%mdl 32]} Re8 22. Qg3 {[%csl Gb2][%cal Rg3g7]} g5 23. Ne2 Be7 24. Nd4 Qd7 25. Nf5 {[%mdl 64] [#] Double Attack} Bf8 26. h4 Ne6 (26... Re6 $142 27. hxg5 Rg6) 27. hxg5 hxg5 28. Bf6 {Strongly threatening Qh3.} Qd8 {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.14/Black=0.45} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.11"]
[White "Mkrtchyan, Sargis R."]
[Black "Chanda, Sandipan"]
[Result "1/2-1/2"]
[ECO "A81"]
[WhiteElo "2199"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "161"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,161,24,23,26,17,28,29,22,22,27,12,35,13,27,-10,18,0,0,0,0,11,13,0,0,-7,-20,-24,0,0,0,0,16,21,138,125,240,249,235,277,274,268,276,270,269,275,261,286,251,289,286,283,281,277,278,273,250,103,143,103,140,140,180,180,143,135,193,193,193,193,193,166,166,166,193,193,193,193,193,193,200,200,200,200,200,200,200,200,200,200,200,200,200,0,200,200,200,200,200,200,200,193,193,193,200,200,200,193,193,193,193,193,193,193,193,193,193,166,192,0,192,0,192,166,192,149,166,166,192,192,192,166,166,166,166,166,166,166,166,166,166,166,166,24,24,24,24,24,24,20,20,0,0,0]} 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. b3 e6 {A81: Dutch Defence: 2 g3.} 7. c4 d5 8. Ba3 Re8 {White has an edge.} 9. Nc3 Ne4 10. Qc2 c6 11. Rad1 Nd7 {[#]} 12. Rfe1 $146 ({Predecessor:} 12. Na4 g5 13. Ne1 Nf8 14. f3 Nd6 15. e3 Ng6 16. Bb2 Nf7 17. f4 b6 18. Nf3 {½-½ (27) Probst,A-Schulz,C Germany 2008}) 12... b6 13. cxd5 cxd5 14. Nxe4 fxe4 15. Ne5 Bb7 16. f3 Nxe5 17. dxe5 {[%cal Rf3e4]} Rc8 18. Qb2 b5 {Hoping for ...Qb6+.} 19. Qd4 exf3 20. exf3 Rc2 21. Bf1 Rxa2 (21... Qd7 $11) 22. Bxb5 $16 {aiming for Ra1.} Qc7 {[#]} 23. Rc1 $1 $18 {[%cal Rc1c7]} Qf7 24. Bxe8 Qxf3 {[%csl Ga2][%cal Rf3g2]} 25. Bb2 Rxb2 26. Qxb2 d4 {[#] ( -> ...Qh1+)} 27. Bc6 $1 Bxc6 {[#]} 28. Rxc6 $1 Qxc6 29. Qxd4 {[%mdl 4096] Endgame KQR-KQB} Bf8 {And now ...Bc5! would win.} 30. Qe4 Qb6+ 31. Kg2 Qxb3 32. Rf1 Qb8 33. Qc6 (33. Rf6 $18 {has better winning chances.}) 33... Qxe5 34. Qa8 {[%csl Gf1][%cal Ra8f8]} Qd6 35. h4 Qd5+ 36. Qxd5 exd5 {KR-KB} 37. Ra1 h5 (37... Bc5 $16 38. Ra5 Bb6 39. Rxd5 Kh8) 38. Rxa7 Bg7 39. Kf3 Be5 40. Ra5 Kf7 41. Rxd5 Bf6 42. Ra5 Kg7 43. Ke4 Kf7 44. Ra6 Kg7 45. Ra7+ Kg8 46. Kd5 Kf8 47. Ke6 {Threatening mate with Rf7+.} Bb2 48. Rb7 Bc3 49. Rc7 Bb2 50. Rc2 Ba1 51. Rc7 $2 (51. Rc6 $18) 51... Kg8 $2 (51... Bb2 $11 {and Black has nothing to worry.} 52. Rf7+ Kg8) 52. Kd5 Bf6 53. Ke4 Kf8 54. Kf4 Kg8 55. Rc6 Kf7 56. Ra6 Kg7 57. Ra7+ Kg8 58. Kf3 Kf8 59. Kg2 Kg8 60. Kh3 Kf8 61. Ra2 Kg7 62. Ra8 Kf7 63. Ra4 Kg7 64. Ra7+ Kf8 $1 65. Ra2 $2 (65. Ra6 $18 Kf7 66. Kg2) 65... Kf7 $2 (65... Kg7 $1 $11 66. Ra7+ Kh6) 66. Rf2 Kg7 67. Rf1 Be7 68. Rb1 Bf6 69. Rb6 Be7 70. g4 hxg4+ 71. Kxg4 Bf6 72. Rb7+ Kf8 73. Rb1 Kf7 74. Rh1 Be7 75. Kf4 Kg7 76. Ke5 (76. Rh3 $18) 76... Kh6 $11 77. Ke6 Bd8 78. Kf7 Kh5 79. Kg7 Bxh4 80. Rxh4+ Kxh4 81. Kxg6 {Weighted Error Value: White=0.09/Black=0.20} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.14"]
[Round "1.12"]
[White "Sivuk, Vitaly"]
[Black "Mohota, Nisha"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2529"]
[BlackElo "2195"]
[Annotator "ChessBase"]
[PlyCount "61"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:18]} 2. c4 {[%emt 0:00:12]} e6 {[%emt 0:00:16]} 3. Nf3 {[%emt 0:00:11]} d5 {[%emt 0:01:44]} 4. Nc3 {[%emt 0:00:13]} Be7 {[%emt 0:00:13]} 5. Bg5 {[%emt 0:00:15]} O-O {[%emt 0:00:23]} 6. e3 {[%emt 0:00:12]} h6 {[%emt 0:00:28]} 7. Bf4 {[%emt 0:00:16]} b6 {[%emt 0:02:35]} 8. g4 {[%emt 0:00:20]} Ne4 {[%emt 0:03:44]} 9. h4 {[%emt 0:03:29]} e5 {[%emt 0:15:34]} 10. Nxe5 {[%emt 0:06:30]} Bxh4 {[%emt 0:01:29]} 11. Nxe4 {[%emt 0:01:59]} dxe4 {[%emt 0:00:04]} 12. Qc2 {[%emt 0:00:16]} Bb7 {[%emt 0:09:53]} 13. Bg2 {[%emt 0:02:18]} Qe7 {[%emt 0:10:06]} 14. O-O-O {[%emt 0:02:12]} Na6 {[%emt 0:01:52]} 15. a3 {[%emt 0:01:33]} c5 {[%emt 0:11:51]} 16. Rxh4 {[%emt 0:06:49]} Qxh4 {[%emt 0:04:35]} 17. d5 {[%emt 0:00:12]} Rfe8 {[%emt 0:07:16]} 18. Bxe4 {[%emt 0:10:45]} Qd8 {[%emt 0:09:00]} 19. Bh7+ {[%emt 0:05:17]} Kf8 {[%emt 0:00:18]} 20. Nxf7 {[%emt 0:04:27]} Qf6 {[%emt 0:04:17]} 21. Bg6 {[%emt 0:02:49]} Kg8 {[%emt 0:03:07]} 22. g5 {[%emt 0:00:34]} hxg5 {[%emt 0:03:32]} 23. Rh1 {[%emt 0:01:09]} Qxf7 {[%emt 0:00:03]} 24. Bxf7+ {[%emt 0:00:42]} Kxf7 {[%emt 0:00:02]} 25. Qf5+ {[%emt 0:00:15]} Kg8 {[%emt 0:00:05]} 26. Be5 {[%emt 0:00:23]} Re7 {[%emt 0:01:44]} 27. Qh7+ {[%emt 0:00:26]} Kf8 {[%emt 0:00:04]} 28. Qh8+ {[%emt 0:00:32]} Kf7 {[%emt 0:00:04]} 29. Qxg7+ {[%emt 0:00:07]} Ke8 {[%emt 0:00:02]} 30. Qg6+ {[%emt 0:00:14]} Kd7 {[%emt 0:00:05]} 31. Qd6+ {[%emt 0:00:08]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.1"]
[White "Vaishal Tijoriwala"]
[Black "Gukesh D"]
[Result "*"]
[ECO "B51"]
[WhiteElo "1007"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,56,23,10,8,19,19,12,19,-14,0,-11,0,0,0,0,0,0,0,0,0,-2,0,0,11,0,7,4,14,-34,42,0,0,-29,59,-13,-22,-13,8,0,16,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 e6 7. O-O Be7 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} 8. d4 b5 {The main line 8...b5 scores better than 8...0-0.} 9. Bc2 Bb7 10. Nbd2 Qc7 11. e5 {[#]} Nd5 $146 ({Predecessor:} 11... dxe5 12. dxe5 Nd5 13. Re1 N5b6 14. Nf1 Rc8 15. Bf4 h6 16. Rad1 g5 17. Bg3 Nd5 {1-0 (52) Rasik,V (2452)-Duzhakov,I (2404) Pardubice 2016}) 12. exd6 Bxd6 13. Ne4 Be7 14. Re1 O-O 15. dxc5 Nxc5 16. Nxc5 Bxc5 17. Qe4 {[%csl Gc2][%cal Re4h7] [#]} g6 {Hoping for ...Ne3.} 18. Qh4 Rfe8 19. Bb3 h5 20. Ng5 Nf6 ({Black should play} 20... Be7 $15) 21. h3 Rad8 22. Be3 Be7 ({Black should try} 22... Bxe3 $11 23. Rxe3 Kg7) 23. Bf4 (23. Nxe6 $1 $14 fxe6 24. Qg5) 23... Qc6 $11 {[%csl Gb7][%cal Rc6g2] [#]The position is equal.} 24. f3 Nd5 25. Be5 Qb6+ 26. Kh1 Rd7 $1 27. Qg3 Ne3 $1 28. Qf4 {[%csl Gg5][%cal Rf4f7]} Nf5 {An uneventful encounter.  Weighted Error Value: White=0.14/Black=0.15} *

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.1"]
[White "Vaishali, R."]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "B51"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,86,24,20,16,16,8,17,17,1,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,0,0,0,16,-33,22,0,0,-26,59,-26,-10,-15,18,5,15,0,0,0,0,0,0,0,62,43,47,0,0,0,0,0,0,0,0,0,0,0,0,-1331,-1364,-1357,-1314,-2176,-1930,-1646,-1654,-1856,-1848,-1631,-1586,-1308,-1280]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 a6 6. Ba4 e6 7. O-O Be7 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} 8. d4 b5 9. Bc2 Bb7 {The position is equal.} 10. Nbd2 Qc7 11. e5 {[#]} Nd5 $146 ({Predecessor:} 11... dxe5 12. dxe5 Nd5 13. Re1 N5b6 14. Nf1 Rc8 15. Bf4 h6 16. Rad1 g5 17. Bg3 Nd5 {1-0 (52) Rasik,V (2452)-Duzhakov,I (2404) Pardubice 2016}) 12. exd6 Bxd6 13. Ne4 Be7 14. Re1 O-O 15. dxc5 Nxc5 16. Nxc5 Bxc5 17. Qe4 {[%csl Gc2][%cal Re4h7]} g6 18. Qh4 Rfe8 19. Bb3 h5 20. Ng5 Nf6 (20... Be7 $15) 21. h3 Rad8 22. Be3 Be7 (22... Bxe3 $11 23. Rxe3 Kg7) 23. Bf4 (23. Nxe6 $1 $14 fxe6 24. Qg5) 23... Qc6 $11 {[%csl Gb7][%cal Rc6g2]} 24. f3 Nd5 25. Be5 Qb6+ 26. Kh1 Rd7 27. Qg3 Ne3 $1 28. Qf4 {[%csl Gg5][%cal Rf4f7]} Nf5 29. Ne4 Qd8 ({Black should try} 29... Rd3 $11) 30. Rad1 $14 Bd5 31. g4 (31. c4 $5 {[%cal Rc4d5]} g5 32. Qc1 Bxe4 33. fxe4 $14) 31... g5 32. gxf5 {Hoping for Rg1.} gxf4 33. Rg1+ Kh7 34. Rg7+ Kh6 {Strongly threatening ...Bxe4.} 35. Rdg1 Bxe4 (35... Bd6 36. Nxd6 Bxf3+ 37. Kh2 Bg4 38. f6 Qxf6 39. Bxf6 Rxd6 40. hxg4 Rd2+ 41. Kh1) 36. Bxf4+ $40 {[%mdl 128] White attacks.} Bg5 37. R7xg5 $4 {[%mdl 8192]} (37. R1xg5 $11 Qxg5 38. Rxg5 Bxf3+ 39. Kg1) 37... Bxf3+ $19 {Black is clearly winning.} 38. Kh2 Kh7 {And now ...Rd2+! would win.} 39. fxe6 {[#]} Rd2+ $1 {[%mdl 64] Double Attack} 40. Kg3 {[#]} f6 $1 41. Rg7+ (41. Rg6 Kxg6) 41... Kxg7 42. Kxf3+ Kh8 {( -> ...Qd3+)} 43. Bxd2 Qxd2 {Weighted Error Value: White=0.40/Black=0.11} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.2"]
[White "Erigaisi Arjun"]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2634"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,85,11,16,8,14,-18,116,91,96,70,86,73,54,70,70,65,79,75,91,97,100,97,81,93,127,120,116,137,144,111,171,177,240,224,215,164,185,191,183,185,178,184,207,182,353,356,347,332,529,525,519,517,497,484,471,382,383,362,502,528,500,496,570,571,566,557,538,493,621,612,830,632,594,556,552,543]} 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 e6 5. d4 Nbd7 6. Be2 dxc4 7. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] D45: Semi-Slav: 5 e3.} c5 8. d5 $5 {[%mdl 4] [#] Leaves trodden paths.} Nb6 $146 {[#]} (8... exd5 $11 {keeps the balance.} 9. Nxd5 Bd6) ({Predecessor:} 8... exd5 9. Nxd5 Bd6 10. Bxc4 O-O 11. O-O Nxd5 12. Bxd5 Nf6 13. Bc4 Bg4 14. h3 Bh5 {½-½ (40) Kornev,A (2490)-Novikov,S (2535) Sochi 2019}) 9. e4 $1 $16 {White is better.} exd5 10. a5 Nbd7 {...d4 is the strong threat.} (10... dxe4 $2 11. Qxd8+ Kxd8 12. Ne5 $18) 11. e5 d4 12. exf6 dxc3 13. Bxc4 gxf6 {Black is now going downhill.} 14. O-O {Black must now prevent Re1+.} Ne5 15. Nxe5 Qxd1 16. Bxf7+ Ke7 17. Rxd1 $40 {[%mdl 128] White attacks with force.} fxe5 18. Bc4 {[#] Threatening mate with Bg5+.} Kf6 19. bxc3 Bf5 20. Bd5 Rb8 (20... Rd8 $16 {was called for.}) 21. c4 $18 Bg7 (21... h5 $142 22. f4 Bh6) 22. Ra3 {Strongly threatening Rf3.} h5 23. Bb2 b5 {White should prevent ...bxc4.} 24. axb6 Rxb6 25. Bc3 Rhb8 26. f4 $1 ({Resist} 26. Rxa7 Rb1 $16) 26... Kg6 27. Rxa7 Rb1 $2 (27... h4 {was worth a try.} 28. Re1 (28. fxe5 Rb3 $16) 28... Rb3) 28. Rxb1 Rxb1+ 29. Kf2 Rc1 (29... Rb6 $142 30. Rc7 Ra6 31. Bxe5 Bxe5 32. fxe5 h4 33. Rxc5 Kg5) 30. Ra6+ Kh7 31. Bxe5 Bxe5 32. fxe5 {[%mdl 4096] Endgame KRB-KRB} Bd3 33. Rc6 Bxc4 34. Be4+ Kg7 35. Rxc5 {White is clearly winning.} Rf1+ 36. Ke3 Be6 37. Rc7+ Kf8 38. Bf3 h4 39. h3 Ra1 40. Kf4 Ra5 41. Rh7 Kg8 42. Rxh4 Kg7 43. Be4 {Weighted Error Value: White=0.12/Black=0.37} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.3"]
[White "Daneshvar, Bardiya"]
[Black "Pantsulaia, Levan"]
[Result "1/2-1/2"]
[ECO "D08"]
[WhiteElo "2403"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "24"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,24,35,89,76,70,82,167,178,193,170,165,171,170,0,0,0,163]} 1. d4 d5 2. c4 e5 3. dxe5 Ne7 4. Nf3 Nbc6 {[#]} 5. Nc3 $146 ({Predecessor:} 5. Nbd2 dxc4 6. e3 Ng6 7. Qa4 Bd7 8. e6 Bxe6 9. Bxc4 Bxc4 10. Qxc4 Be7 11. O-O {0-1 (71) Shankland,S (2691)-Dubov,D (2710) chess24.com INT 2021}) 5... d4 (5... Be6 $14) 6. Nb5 $16 {D08: Albin Counter Gambit.} Nf5 7. g4 Nh6 {[#]} (7... Nh4 $16 {might work better.}) 8. h3 $1 $18 {White is clearly better.} ({Don't play} 8. Nfxd4 $6 Nxe5 9. g5 Nf5 $14) (8. Nbxd4 $6 Nxg4 9. Bg2 Ncxe5 $14) 8... Bc5 9. Bg5 Bb4+ 10. Bd2 Bc5 11. Bg5 Bb4+ 12. Bd2 Bc5 $1 {Weighted Error Value: White=0.20/Black=0.26} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.4"]
[White "Puranik, Abhimanyu"]
[Black "Krishna Teja, N."]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2568"]
[BlackElo "2385"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:21]} d5 {[%emt 0:02:15]} 2. g3 {[%emt 0:00:14]} c6 {[%emt 0:01:02]} 3. Bg2 {[%emt 0:00:14]} Bg4 {[%emt 0:00:05]} 4. c4 {[%emt 0:01:29]} Nd7 {[%emt 0:03:17]} 5. cxd5 {[%emt 0:01:09]} cxd5 {[%emt 0:00:06]} 6. h3 {[%emt 0:02:46]} Bxf3 {[%emt 0:02:04]} 7. Bxf3 {[%emt 0:01:11]} e6 {[%emt 0:00:18]} 8. O-O {[%emt 0:00:22]} Ngf6 {[%emt 0:00:04]} 9. Nc3 {[%emt 0:01:06]} Be7 {[%emt 0:01:21]} 10. d4 {[%emt 0:00:40]} O-O {[%emt 0:00:31]} 11. Qd3 {[%emt 0:02:36]} Rc8 {[%emt 0:02:46]} 12. Bd2 {[%emt 0:11:12]} a6 {[%emt 0:01:48]} 13. Rac1 {[%emt 0:07:21]} b5 {[%emt 0:02:18]} 14. e3 {[%emt 0:09:09]} Nb6 {[%emt 0:02:36]} 15. b3 {[%emt 0:00:48]} Ba3 {[%emt 0:02:39]} 16. Rb1 {[%emt 0:02:01]} Bb4 {[%emt 0:16:41]} 17. Rfc1 {[%emt 0:02:05]} Qe7 {[%emt 0:01:59]} 18. Ne2 {[%emt 0:12:30]} h6 {[%emt 0:12:17]} 19. h4 {[%emt 0:08:17]} Rfd8 {[%emt 0:04:57]} 20. Nf4 {[%emt 0:02:17]} Nfd7 {[%emt 0:01:50]} 21. Qe2 {[%emt 0:05:15]} Qf8 {[%emt 0:05:35]} 22. Bxb4 {[%emt 0:08:48]} Qxb4 {[%emt 0:00:08]} 23. Nd3 {[%emt 0:00:08]} Qa3 {[%emt 0:02:33]} 24. Kg2 {[%emt 0:01:36]} a5 {[%emt 0:00:55]} 25. Qd2 {[%emt 0:01:27]} a4 {[%emt 0:03:51]} 26. Be2 {[%emt 0:00:59]} axb3 {[%emt 0:09:16]} 27. axb3 {[%emt 0:03:15]} Na8 {[%emt 0:02:41]} 28. Nc5 {[%emt 0:06:27]} Nxc5 {[%emt 0:02:44]} 29. dxc5 {[%emt 0:00:01]} Qa6 {[%emt 0:00:51]} 30. Ra1 {[%emt 0:00:48]} Qc6 {[%emt 0:00:09]} 31. Qa5 {[%emt 0:02:59]} Rb8 {[%emt 0:01:36]} 32. Qa6 {[%emt 0:00:48]} Qxa6 {[%emt 0:04:41]} 33. Rxa6 {[%emt 0:00:02]} b4 {[%emt 0:00:01]} 34. Rc6 {[%emt 0:02:38]} Kf8 {[%emt 0:02:37]} 35. Ra1 {[%emt 0:00:10]} Ke7 {[%emt 0:00:14]} 36. Ra7+ {[%emt 0:00:46]} Ke8 {[%emt 0:03:10]} 37. Bh5 {[%emt 0:01:21]} g6 {[%emt 0:01:56]} 38. Bxg6 {[%emt 0:00:10]} fxg6 {[%emt 0:00:06]} 39. Rxe6+ {[%emt 0:00:02]} Kf8 {[%emt 0:00:05]} 40. Rf6+ {[%emt 0:00:00]} Kg8 {[%emt 0:00:00]} 41. Rxg6+ {[%emt 0:00:06]} Kf8 {[%emt 0:00:30]} 42. Rxh6 {[%emt 0:00:03]} Kg8 {[%emt 0:00:04]} 43. Rhh7 {[%emt 0:01:12]} Rbc8 {[%emt 0:00:09]} 44. h5 {[%emt 0:01:15]} Rc6 {[%emt 0:00:46]} 45. g4 {[%emt 0:00:47]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.5"]
[White "Padmini, Rout"]
[Black "Paichadze, Luka"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2380"]
[BlackElo "2566"]
[Annotator "ChessBase"]
[PlyCount "100"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. Nf3 {[%emt 0:00:08]} Nf6 {[%emt 0:00:12]} 2. g3 {[%emt 0:00:10]} d5 {[%emt 0:00:28]} 3. Bg2 {[%emt 0:00:11]} c5 {[%emt 0:00:14]} 4. O-O {[%emt 0:00:20]} Nc6 {[%emt 0:00:07]} 5. c4 {[%emt 0:01:05]} d4 {[%emt 0:02:20]} 6. e3 {[%emt 0:01:10]} e5 {[%emt 0:04:56]} 7. exd4 {[%emt 0:00:53]} cxd4 {[%emt 0:02:00]} 8. Re1 {[%emt 0:04:21]} Bd6 {[%emt 0:06:05]} 9. d3 {[%emt 0:29:52]} O-O {[%emt 0:01:30]} 10. Bg5 {[%emt 0:00:09]} h6 {[%emt 0:01:07]} 11. Bxf6 {[%emt 0:00:06]} Qxf6 {[%emt 0:00:06]} 12. Nbd2 {[%emt 0:00:16]} Bc7 {[%emt 0:07:45]} 13. a3 {[%emt 0:07:57]} a5 {[%emt 0:04:50]} 14. c5 {[%emt 0:00:36]} a4 {[%emt 0:08:48]} 15. Nc4 {[%emt 0:03:11]} Bf5 {[%emt 0:01:19]} 16. Rc1 {[%emt 0:01:49]} Rfe8 {[%emt 0:01:35]} 17. Qc2 {[%emt 0:05:51]} Qe7 {[%emt 0:17:52]} 18. Nfxe5 {[%emt 0:15:16]} Nxe5 {[%emt 0:01:05]} 19. Nxe5 {[%emt 0:00:23]} Bxe5 {[%emt 0:00:05]} 20. f4 {[%emt 0:00:22]} Qc7 {[%emt 0:00:37]} 21. fxe5 {[%emt 0:00:09]} Rxe5 {[%emt 0:00:37]} 22. Rxe5 {[%emt 0:02:21]} Qxe5 {[%emt 0:00:05]} 23. Qd2 {[%emt 0:06:24]} Rc8 {[%emt 0:00:39]} 24. Bxb7 {[%emt 0:02:15]} Rxc5 {[%emt 0:00:06]} 25. Rxc5 {[%emt 0:00:05]} Qxc5 {[%emt 0:00:03]} 26. Bf3 {[%emt 0:03:09]} Qb5 {[%emt 0:00:56]} 27. Be2 {[%emt 0:01:41]} Bd7 {[%emt 0:04:50]} 28. Bf1 {[%emt 0:02:16]} Bc6 {[%emt 0:01:39]} 29. Bg2 {[%emt 0:03:23]} Bxg2 {[%emt 0:00:41]} 30. Kxg2 {[%emt 0:00:02]} Qc6+ {[%emt 0:00:19]} 31. Kg1 {[%emt 0:00:25]} Qf3 {[%emt 0:04:57]} 32. Qc2 {[%emt 0:06:33]} Kh7 {[%emt 0:04:34]} 33. b3 {[%emt 0:02:59]} axb3 {[%emt 0:07:24]} 34. Qxb3 {[%emt 0:00:05]} Qe3+ {[%emt 0:00:26]} 35. Kf1 {[%emt 0:00:58]} Qc1+ {[%emt 0:00:42]} 36. Kg2 {[%emt 0:00:52]} f5 {[%emt 0:00:19]} 37. a4 {[%emt 0:00:20]} h5 {[%emt 0:00:47]} 38. Qa2 {[%emt 0:00:38]} Qd1 {[%emt 0:02:43]} 39. Qc4 {[%emt 0:00:42]} Qe2+ {[%emt 0:02:16]} 40. Kg1 {[%emt 0:00:00]} Qe3+ {[%emt 0:00:00]} 41. Kg2 {[%emt 0:08:00]} h4 {[%emt 0:01:33]} 42. Qc2 {[%emt 0:03:33]} h3+ {[%emt 0:11:14]} 43. Kxh3 {[%emt 0:03:58]} Qf3 {[%emt 0:00:17]} 44. Qd2 {[%emt 0:01:20]} Kg6 {[%emt 0:00:41]} 45. a5 {[%emt 0:07:04]} Kh5 {[%emt 0:09:07]} 46. Qe1 {[%emt 0:00:42]} Qxd3 {[%emt 0:00:16]} 47. Qe8+ {[%emt 0:01:23]} Kh6 {[%emt 0:00:48]} 48. Qh8+ {[%emt 0:00:31]} Kg6 {[%emt 0:00:06]} 49. Qe8+ {[%emt 0:00:14]} Kh6 {[%emt 0:00:52]} 50. Qh8+ {[%emt 0:00:09]} Kg6 {[%emt 0:00:04]} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.6"]
[White "Petrosian, Tigran L."]
[Black "Moksh Amit Doshi"]
[Result "1-0"]
[ECO "C85"]
[WhiteElo "2562"]
[BlackElo "2379"]
[Annotator "ChessBase"]
[PlyCount "138"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:02]} e5 {[%emt 0:00:37]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:06]} a6 {[%emt 0:00:05]} 4. Ba4 {[%emt 0:00:05]} Nf6 {[%emt 0:00:05]} 5. O-O {[%emt 0:00:06]} Be7 {[%emt 0:00:04]} 6. Bxc6 {[%emt 0:00:13]} dxc6 {[%emt 0:00:06]} 7. d3 {[%emt 0:00:04]} Bd6 {[%emt 0:00:56]} 8. Nbd2 {[%emt 0:00:42]} Be6 {[%emt 0:00:09]} 9. Qe2 {[%emt 0:04:10]} O-O {[%emt 0:06:25]} 10. h3 {[%emt 0:00:36]} Nd7 {[%emt 0:03:18]} 11. Nb3 {[%emt 0:06:25]} f6 {[%emt 0:00:30]} 12. Na5 {[%emt 0:00:30]} Rb8 {[%emt 0:10:06]} 13. Be3 {[%emt 0:13:45]} c5 {[%emt 0:06:35]} 14. a4 {[%emt 0:02:35]} Qe8 {[%emt 0:07:23]} 15. Nd2 {[%emt 0:01:44]} Qg6 {[%emt 0:06:32]} 16. Qf3 {[%emt 0:13:10]} f5 {[%emt 0:09:31]} 17. exf5 {[%emt 0:00:58]} Rxf5 {[%emt 0:00:10]} 18. Qg3 {[%emt 0:00:14]} Qxg3 {[%emt 0:01:31]} 19. fxg3 {[%emt 0:00:05]} Rxf1+ {[%emt 0:00:52]} 20. Kxf1 {[%emt 0:02:13]} Nf6 {[%emt 0:01:44]} 21. Nac4 {[%emt 0:02:37]} Bd5 {[%emt 0:04:46]} 22. g4 {[%emt 0:04:05]} b5 {[%emt 0:10:22]} 23. axb5 {[%emt 0:16:55]} axb5 {[%emt 0:00:29]} 24. Nxd6 {[%emt 0:00:04]} cxd6 {[%emt 0:00:08]} 25. Ra6 {[%emt 0:00:04]} Ne8 {[%emt 0:00:38]} 26. Kf2 {[%emt 0:05:33]} Kf7 {[%emt 0:04:02]} 27. c4 {[%emt 0:00:51]} bxc4 {[%emt 0:04:18]} 28. dxc4 {[%emt 0:01:03]} Bb7 {[%emt 0:02:25]} 29. Rb6 {[%emt 0:01:43]} Ke7 {[%emt 0:01:52]} 30. b4 {[%emt 0:01:51]} cxb4 {[%emt 0:00:31]} 31. c5 {[%emt 0:06:37]} dxc5 {[%emt 0:01:16]} 32. Bxc5+ {[%emt 0:11:54]} Kd7 {[%emt 0:00:19]} 33. Nc4 {[%emt 0:00:43]} Kc7 {[%emt 0:02:51]} 34. Rxb4 {[%emt 0:00:23]} Bd5 {[%emt 0:01:56]} 35. Bb6+ {[%emt 0:01:29]} Kd7 {[%emt 0:03:57]} 36. Nxe5+ {[%emt 0:00:16]} Ke6 {[%emt 0:00:19]} 37. Nd3 {[%emt 0:00:12]} Kf7 {[%emt 0:01:15]} 38. g5 {[%emt 0:02:54]} Kg8 {[%emt 0:01:39]} 39. g4 {[%emt 0:02:20]} Nd6 {[%emt 0:01:25]} 40. Rd4 {[%emt 0:00:00]} Ne4+ {[%emt 0:00:00]} 41. Ke3 {[%emt 0:01:05]} Ba8 {[%emt 0:02:33]} 42. Bd8 {[%emt 0:05:09]} Nc3 {[%emt 0:01:16]} 43. Bc7 {[%emt 0:10:59]} Re8+ {[%emt 0:00:44]} 44. Be5 {[%emt 0:00:15]} Nd5+ {[%emt 0:01:08]} 45. Kd2 {[%emt 0:00:55]} Bc6 {[%emt 0:01:52]} 46. Bd6 {[%emt 0:04:15]} Ra8 {[%emt 0:05:57]} 47. Ne5 {[%emt 0:05:42]} Ra2+ {[%emt 0:03:18]} 48. Kc1 {[%emt 0:00:19]} Bb7 {[%emt 0:01:11]} 49. Rd3 {[%emt 0:00:52]} Ra6 {[%emt 0:03:04]} 50. Ba3 {[%emt 0:00:25]} Re6 {[%emt 0:01:29]} 51. Bb2 {[%emt 0:00:07]} Re8 {[%emt 0:01:51]} 52. h4 {[%emt 0:03:15]} Rf8 {[%emt 0:02:04]} 53. Rb3 {[%emt 0:02:11]} Ba8 {[%emt 0:00:50]} 54. Ra3 {[%emt 0:00:49]} Nf4 {[%emt 0:03:57]} 55. Ra7 {[%emt 0:00:40]} Ne6 {[%emt 0:01:10]} 56. Kd2 {[%emt 0:01:15]} Bd5 {[%emt 0:00:26]} 57. Ke3 {[%emt 0:00:43]} Rb8 {[%emt 0:00:08]} 58. Bc3 {[%emt 0:00:18]} Rc8 {[%emt 0:00:05]} 59. Bb4 {[%emt 0:00:20]} Rb8 {[%emt 0:00:20]} 60. Bd6 {[%emt 0:00:12]} Rd8 {[%emt 0:00:06]} 61. Be7 {[%emt 0:01:00]} Rb8 {[%emt 0:00:27]} 62. Rd7 {[%emt 0:00:42]} Ba8 {[%emt 0:00:51]} 63. Rd6 {[%emt 0:00:36]} Nc7 {[%emt 0:00:27]} 64. Bd8 {[%emt 0:00:16]} Nd5+ {[%emt 0:01:00]} 65. Kd4 {[%emt 0:00:10]} Nf4 {[%emt 0:00:20]} 66. h5 {[%emt 0:00:37]} Rb4+ {[%emt 0:01:42]} 67. Kc3 {[%emt 0:00:33]} Re4 {[%emt 0:00:35]} 68. Bf6 {[%emt 0:00:53]} Ne2+ {[%emt 0:01:46]} 69. Kd3 {[%emt 0:00:26]} Nf4+ {[%emt 0:13:10]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.7"]
[White "Mullick, Raahil"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2368"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,63,31,8,34,13,18,0,20,0,24,0,25,0,0,-11,0,0,-6,0,-4,-38,0,0,-8,-13,-10,-22,0,-30,0,0,0,0,0,0,93,85,85,89,115,115,115,115,115,115,115,115]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. d4 Nd6 6. Bxc6 dxc6 7. dxe5 Nf5 8. Qxd8+ Kxd8 9. Nc3 Ke8 10. h3 h5 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 11. Bf4 Be6 12. b3 Be7 {The position is equal.} 13. Rad1 h4 {[#]} (13... Rd8 {keeps more tension.} 14. Bc1 b6 15. Ne2 c5 16. c4 a5) 14. Bg5 $146 ({Predecessor:} 14. Ne4 a5 15. Neg5 Rh6 16. Nxe6 Rxe6 17. a4 c5 18. Rfe1 Rd8 19. Rxd8+ Bxd8 20. Re4 {½-½ (49) Caruana,F (2796)-Navara,D (2734) Skopje 2015}) 14... Rh5 15. Bxe7 Nxe7 16. Rfe1 Ng6 17. Na4 Rd8 18. Rxd8+ Kxd8 19. c4 Ke7 20. Nc5 Bc8 21. b4 b6 22. Nb3 Be6 23. Re4 b5 24. Na5 bxc4 {...Bd5 is the strong threat.} 25. Nxc6+ {[%mdl 64] Double Attack} Kd7 26. b5 {Strongly threatening Rd4+.} Kc8 {[#]} (26... f6 $11 {remains equal.}) 27. Rd4 $1 $16 {[%cal Rd4d8] Threatening mate with Rd8+.White is better.} ({Reject} 27. Nxa7+ $6 Kb7 $11) 27... Kb7 28. Nd8+ Kb6 29. Nxe6 fxe6 30. Rxc4 Nxe5 31. Nxe5 Rxe5 {[#]} 32. a4 $1 {Weighted Error Value: White=0.10/Black=0.21} ({Much weaker is} 32. Rxh4 $6 Rxb5 33. Re4 Rb1+ 34. Kh2 Rb2 $14) 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.8"]
[White "Sychev, Klementy"]
[Black "Barseghyan, Armen Ar."]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2555"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,97,0,12,8,13,-4,22,18,21,25,18,20,20,18,100,92,120,116,119,107,125,121,124,127,158,120,129,120,132,139,149,159,289,289,289,289,290,245,289,285,311,297,707,683,589,327,650,589,920,918,1367,1466,1135,920,5883,4262,2177,1915,1480,4451,12833,12833,9572,2282,12843,12843,12848,12842,12843,12843,12844,12844,12845,12845,12845,12846,12846,12846]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. Nf3 h6 6. Bxf6 Bxf6 7. e3 O-O 8. Rc1 c6 9. Bd3 Nd7 10. O-O dxc4 11. Bxc4 e5 12. d5 {seems to push 12.h3 aside. D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} Nb6 13. b3 cxd5 14. Bxd5 {The position is equal.} Qe7 15. Qc2 {[#]} Be6 $146 ({Predecessor:} 15... Rd8 16. Qe4 Rb8 17. Rfd1 Kh8 18. a4 g6 19. g4 Be6 20. Bxe6 Qxe6 21. a5 Nd7 {0-1 (43) Martirosyan,H (2622)-Nakamura,H (2736) Chess.com INT 2020}) 16. Bxe6 Qxe6 17. Qe4 a5 (17... Rab8 $11) 18. Qxb7 $16 {Black is now going downhill.} a4 19. Ne4 Rfb8 20. Nxf6+ gxf6 21. Qe4 {Strongly threatening Rc6.} axb3 22. axb3 {Threatens to win with Rc6.} Nd5 23. Nh4 Ne7 {[#]} 24. Rc7 $1 f5 {[#]} 25. Qc4 {[%cal Rc4e6]} Kf8 26. Qc5 Rxb3 {[#]} (26... Rc8 $16 27. b4 Rxc7 28. Qxc7 Rc8) 27. Nxf5 $1 $18 {[%mdl 512]} Qxf5 28. Rxe7 Kg8 {aiming for ...Rb1.} 29. Qxe5 Qxe5 30. Rxe5 {[%mdl 4096] Endgame KRR-KRR} Rab8 31. g4 R3b5 $2 (31... Rb2 32. h3 R8b6) 32. Rxb5 Rxb5 {KR-KR} 33. Kg2 Kg7 $2 (33... h5 34. h3 hxg4 35. hxg4 Rb2) 34. Kg3 {White is clearly winning.} Ra5 35. h4 Rb5 36. Rd1 Rb6 37. e4 Rb3+ 38. f3 Rb6 39. Rd5 Ra6 40. g5 (40. Kf4 $142 Rf6+ 41. Ke3) 40... Rb6 41. Kg4 Kg6 42. Rf5 (42. h5+ $142 Kg7 43. gxh6+ Rxh6 44. f4) 42... hxg5 43. hxg5 Ra6 44. Rd5 Ra7 45. Rd6+ Kg7 46. Kf5 Ra5+ 47. e5 Ra3 48. f4 Ra7 49. g6 {Weighted Error Value: White=0.15/Black=0.46} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.9"]
[White "Sidhant, Mohapatra"]
[Black "Pultinevicius, Paulius"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2367"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,87,17,45,43,37,-2,43,37,60,41,54,44,62,44,50,20,17,0,58,29,28,12,14,7,14,16,9,5,13,16,16,11,8,0,22,13,12,5,97,93,294,289,344,241,242,231,288,270,373,336,313,0,462,485,557,546,1274,1277,1230,1215,1188,1039,1039,1031,29970,29962,29990,29991,29991,29992]} 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Nbd7 5. b3 Bd6 6. Bb2 O-O 7. O-O c6 8. d4 b6 9. Nbd2 Bb7 10. Qc2 $1 {The main line 10.Qc2 scores better than 10.Ne5.} Qe7 11. Rfe1 {E01: Catalan: Early deviations.} Ba3 {[#]} 12. Bc3 $146 ({Predecessor:} 12. cxd5 cxd5 13. Bxa3 Qxa3 14. Qc1 Qd6 15. Qb2 a5 16. e3 Rfc8 17. Rec1 Ne8 18. Bf1 Rxc1 19. Rxc1 Rc8 20. Bb5 Rxc1+ 21. Qxc1 Nc7 22. Bd3 b5 23. Qc2 h6 24. Qb2 b4 25. Nb1 Ba6 {½-½ (25) Nasshan,D (2136)-Yakovenko,O (2111) Zweibruecken 2013}) 12... Rac8 13. e4 {White is slightly better.} Rfd8 14. Rad1 Bb4 15. e5 Ne8 16. Bxb4 Qxb4 17. Ng5 Nf8 18. h4 a5 (18... h6 $11 19. Ngf3 c5) 19. Qc1 Qe7 20. Qb1 h6 21. Nh3 c5 22. dxc5 Rxc5 23. cxd5 exd5 24. Nf4 Nc7 25. Nf3 Nb5 {White must now prevent ...Nc3.} 26. Qb2 Nc3 27. Rd3 Ne4 28. Nd4 Re8 (28... Qxe5 $11 29. f3 g5 30. fxe4 dxe4 31. hxg5 hxg5) 29. Rde3 $36 {[%mdl 2048] Black is under strong pressure.} Qd7 $2 {[#]} (29... Qxe5 $16 {keeps fighting.} 30. f3 Ne6 31. Nfxe6 Rxe6) 30. Bh3 $18 (30. Bxe4 dxe4 31. a4 Re7 $17) 30... Qd8 31. Kh2 Rc7 32. e6 Qf6 {[%cal Rf8e6]} 33. f3 Rd8 34. Nh5 ({Much less strong is} 34. fxe4 dxe4 35. Rxe4 Bxe4 $18) 34... Qe5 {[#]} 35. Nf4 ({Weaker is} 35. fxe4 dxe4 36. Rd1 (36. exf7+ Rxf7 37. Nxg7 Rxg7 $15) 36... Nxe6 $14) ({White should play} 35. R3e2 $1 $18) 35... Nxe6 $2 {[%mdl 8192]} (35... Qf6 $1 $11 36. fxe4 dxe4 37. Rxe4 Bxe4 38. Rxe4 g6) 36. Bxe6 fxe6 37. fxe4 Rdc8 38. exd5 Rc2+ 39. Qxc2 Rxc2+ 40. Nxc2 Qb2 41. R1e2 exd5 42. Re8+ {White mates.} Kh7 43. h5 Bc6 44. Rf8 {Weighted Error Value: White=0.20/Black=0.65} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.10"]
[White "Baghdasaryan, Vahe"]
[Black "Sivuk, Vitaly"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2334"]
[BlackElo "2529"]
[Annotator "ChessBase"]
[PlyCount "95"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 1:31:00]} e5 {[%emt 1:31:00]} 2. Nf3 {[%emt 0:00:30]} Nc6 {[%emt 0:00:30]} 3. Bc4 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 4. d3 {[%emt 0:00:30]} Nf6 {[%emt 0:00:30]} 5. c3 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 6. Nbd2 {[%emt 0:00:30]} O-O {[%emt 0:00:30]} 7. O-O {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 8. h3 {[%emt 0:00:30]} Be6 {[%emt 0:00:30]} 9. Re1 {[%emt 0:00:30]} Bxc4 {[%emt 0:00:30]} 10. Nxc4 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 11. Bg5 {[%emt 0:00:30]} h6 {[%emt 0:00:30]} 12. Bh4 {[%emt 0:00:30]} a4 {[%emt 0:00:30]} 13. Ne3 {[%emt 0:00:30]} Bxe3 {[%emt 0:00:30]} 14. fxe3 {[%emt 0:00:30]} Nb8 {[%emt 0:00:30]} 15. Rf1 {[%emt 0:00:30]} Nbd7 {[%emt 0:00:30]} 16. Qe1 {[%emt 0:00:30]} Re6 {[%emt 0:00:30]} 17. d4 {[%emt 0:00:30]} Qf8 {[%emt 0:00:30]} 18. d5 {[%emt 0:00:30]} Ree8 {[%emt 0:00:30]} 19. Bxf6 {[%emt 0:00:30]} Nxf6 {[%emt 0:00:30]} 20. Nh4 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 21. Rxf6 {[%emt 0:00:30]} gxf6 {[%emt 0:00:30]} 22. Qe2 {[%emt 0:00:30]} Qh8 {[%emt 0:00:30]} 23. Rf1 {[%emt 0:00:30]} Rg8 {[%emt 0:00:30]} 24. Rf2 {[%emt 0:00:30]} Rg5 {[%emt 0:00:30]} 25. Qf1 {[%emt 0:00:30]} Rf8 {[%emt 0:00:30]} 26. Rxf6 {[%emt 0:00:30]} Qg7 {[%emt 0:00:30]} 27. Qf2 {[%emt 0:00:30]} Kg8 {[%emt 0:00:30]} 28. Kh2 {[%emt 0:00:30]} Ra8 {[%emt 0:00:30]} 29. Rf3 {[%emt 0:00:30]} Kf8 {[%emt 0:00:30]} 30. Nf5 {[%emt 0:00:30]} Qg6 {[%emt 0:00:30]} 31. c4 {[%emt 0:00:30]} b6 {[%emt 0:00:30]} 32. Nh4 {[%emt 0:00:30]} Qh7 {[%emt 0:00:30]} 33. Nf5 {[%emt 0:00:30]} Ke8 {[%emt 0:00:30]} 34. Qh4 {[%emt 0:00:30]} Qg6 {[%emt 0:00:30]} 35. g4 {[%emt 0:00:30]} a3 {[%emt 0:00:30]} 36. b3 {[%emt 0:00:30]} Kd7 {[%emt 0:00:30]} 37. Qxh6 {[%emt 0:00:30]} Rxf5 {[%emt 0:00:30]} 38. Qxg6 {[%emt 0:00:30]} Rxf3 {[%emt 0:00:30]} 39. Qg7 {[%emt 0:00:30]} Kc8 {[%emt 0:00:30]} 40. Kg2 {[%emt 0:00:30]} Rxe3 {[%emt 0:00:30]} 41. Qxf7 {[%emt 0:30:30]} Kb7 {[%emt 0:30:30]} 42. c5 {[%emt 0:00:30]} bxc5 {[%emt 0:00:30]} 43. Qf1 {[%emt 0:00:30]} Kb6 {[%emt 0:00:30]} 44. Qc4 {[%emt 0:00:30]} Rh8 {[%emt 0:00:30]} 45. Qa4 {[%emt 0:00:30]} Rhxh3 {[%emt 0:00:30]} 46. Qc6+ {[%emt 0:00:30]} Ka5 {[%emt 0:00:30]} 47. Qa4+ {[%emt 0:00:30]} Kb6 {[%emt 0:00:30]} 48. Qc6+ {[%emt 0:00:30]} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.11"]
[White "Harsha Bharathakoti"]
[Black "Vantika Agrawal"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2517"]
[BlackElo "2322"]
[Annotator "ChessBase"]
[PlyCount "124"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:01:33]} 2. Bf4 {[%emt 0:00:07]} d5 {[%emt 0:04:59]} 3. e3 {[%emt 0:01:15]} c5 {[%emt 0:01:53]} 4. Nf3 {[%emt 0:05:15]} Nc6 {[%emt 0:02:16]} 5. Nbd2 {[%emt 0:06:38]} Nh5 {[%emt 0:00:34]} 6. Be5 {[%emt 0:01:07]} f6 {[%emt 0:07:07]} 7. Bg3 {[%emt 0:00:52]} e6 {[%emt 0:02:23]} 8. Bb5 {[%emt 0:13:12]} Qb6 {[%emt 0:13:28]} 9. c4 {[%emt 0:00:45]} Nxg3 {[%emt 0:14:52]} 10. hxg3 {[%emt 0:00:05]} Bd7 {[%emt 0:06:59]} 11. Qb3 {[%emt 0:16:09]} O-O-O {[%emt 0:04:20]} 12. cxd5 {[%emt 0:06:29]} exd5 {[%emt 0:03:02]} 13. dxc5 {[%emt 0:00:06]} Bxc5 {[%emt 0:01:06]} 14. O-O {[%emt 0:04:34]} Kb8 {[%emt 0:00:49]} 15. Bxc6 {[%emt 0:00:25]} Bxc6 {[%emt 0:00:45]} 16. Qxb6 {[%emt 0:00:19]} Bxb6 {[%emt 0:00:14]} 17. Nb3 {[%emt 0:00:02]} g5 {[%emt 0:06:24]} 18. Rfd1 {[%emt 0:03:59]} h5 {[%emt 0:03:03]} 19. Nbd4 {[%emt 0:00:09]} Bd7 {[%emt 0:01:33]} 20. Ne2 {[%emt 0:00:13]} Bg4 {[%emt 0:01:17]} 21. Rd2 {[%emt 0:02:31]} Ba5 {[%emt 0:07:01]} 22. Rd3 {[%emt 0:00:47]} Bf5 {[%emt 0:00:40]} 23. Rb3 {[%emt 0:05:21]} Bc2 {[%emt 0:06:30]} 24. Rb5 {[%emt 0:00:15]} Bb6 {[%emt 0:00:06]} 25. Ne1 {[%emt 0:05:04]} Ba4 {[%emt 0:02:31]} 26. Rb4 {[%emt 0:00:05]} Bd7 {[%emt 0:00:45]} 27. Rd1 {[%emt 0:01:38]} Bc5 {[%emt 0:01:11]} 28. Nd3 {[%emt 0:03:22]} Bxb4 {[%emt 0:00:23]} 29. Nxb4 {[%emt 0:00:02]} Be6 {[%emt 0:01:21]} 30. Nc3 {[%emt 0:03:07]} h4 {[%emt 0:02:32]} 31. Rd4 {[%emt 0:04:43]} hxg3 {[%emt 0:00:27]} 32. fxg3 {[%emt 0:00:01]} Rd7 {[%emt 0:01:06]} 33. Kf2 {[%emt 0:01:11]} Rc8 {[%emt 0:00:43]} 34. Rd2 {[%emt 0:00:10]} Rcd8 {[%emt 0:01:59]} 35. Nc2 {[%emt 0:00:06]} Bf7 {[%emt 0:00:30]} 36. g4 {[%emt 0:00:19]} Bg6 {[%emt 0:00:41]} 37. Nd4 {[%emt 0:00:04]} Re8 {[%emt 0:00:56]} 38. Rd1 {[%emt 0:00:08]} Rh8 {[%emt 0:00:34]} 39. Nde2 {[%emt 0:01:20]} Bf7 {[%emt 0:00:32]} 40. Nd4 {[%emt 0:00:00]} a6 {[%emt 0:00:00]} 41. a3 {[%emt 0:00:04]} Bg6 {[%emt 0:09:12]} 42. Kg3 {[%emt 0:00:41]} Re8 {[%emt 0:07:01]} 43. Kf2 {[%emt 0:00:15]} Be4 {[%emt 0:02:32]} 44. Kg3 {[%emt 0:07:09]} Re5 {[%emt 0:01:36]} 45. Rd2 {[%emt 0:03:06]} Kc7 {[%emt 0:06:22]} 46. Rd1 {[%emt 0:02:07]} Rh7 {[%emt 0:01:38]} 47. Rf1 {[%emt 0:00:26]} Rh6 {[%emt 0:01:15]} 48. Rc1 {[%emt 0:00:24]} Kb8 {[%emt 0:00:53]} 49. Rd1 {[%emt 0:02:10]} Rh7 {[%emt 0:00:42]} 50. Rf1 {[%emt 0:00:10]} Rf7 {[%emt 0:00:21]} 51. Nxe4 {[%emt 0:04:35]} Rxe4 {[%emt 0:00:27]} 52. Kf3 {[%emt 0:00:19]} Rfe7 {[%emt 0:00:54]} 53. Nf5 {[%emt 0:00:05]} Rc7 {[%emt 0:00:13]} 54. Rd1 {[%emt 0:00:53]} Re5 {[%emt 0:01:35]} 55. Nd4 {[%emt 0:00:04]} Rh7 {[%emt 0:01:21]} 56. Nf5 {[%emt 0:00:09]} Rh8 {[%emt 0:00:57]} 57. Nd4 {[%emt 0:00:41]} Kc7 {[%emt 0:01:14]} 58. Nf5 {[%emt 0:00:44]} Kb6 {[%emt 0:01:02]} 59. Nd4 {[%emt 0:00:20]} Rhe8 {[%emt 0:00:50]} 60. Rd3 {[%emt 0:00:04]} Rc8 {[%emt 0:00:21]} 61. Rd1 {[%emt 0:00:04]} Rce8 {[%emt 0:00:44]} 62. Rd3 {[%emt 0:00:04]} Re4 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.15"]
[Round "2.12"]
[White "Hakemi, Arman"]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "E17"]
[WhiteElo "2323"]
[BlackElo "2500"]
[Annotator "ChessBase"]
[PlyCount "92"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:08:30]} Nf6 {[%emt 0:01:51]} 2. c4 {[%emt 0:05:04]} e6 {[%emt 0:01:10]} 3. Nf3 {[%emt 0:00:14]} b6 {[%emt 0:02:37]} 4. g3 {[%emt 0:05:24]} Bb7 {[%emt 0:01:41]} 5. Bg2 {[%emt 0:00:07]} Bb4+ {[%emt 0:01:12]} 6. Bd2 {[%emt 0:00:07]} Be7 {[%emt 0:01:23]} 7. O-O {[%emt 0:00:08]} O-O {[%emt 0:01:19]} 8. Bf4 {[%emt 0:00:25]} d6 {[%emt 0:02:28]} 9. Nc3 {[%emt 0:01:15]} Ne4 {[%emt 0:01:26]} 10. Qc2 {[%emt 0:00:30]} Nxc3 {[%emt 0:00:20]} 11. Qxc3 {[%emt 0:00:07]} Nd7 {[%emt 0:00:36]} 12. Rfe1 {[%emt 0:02:21]} c5 {[%emt 0:08:32]} 13. dxc5 {[%emt 0:04:04]} Nxc5 {[%emt 0:03:10]} 14. Rad1 {[%emt 0:07:38]} Rc8 {[%emt 0:02:28]} 15. b3 {[%emt 1:02:06]} Qc7 {[%emt 0:08:54]} 16. Qc1 {[%emt 0:00:00]} Rfd8 {[%emt 0:00:58]} 17. Bg5 {[%emt 0:00:00]} Bxg5 {[%emt 0:01:02]} 18. Qxg5 {[%emt 0:00:00]} d5 {[%emt 0:03:50]} 19. cxd5 {[%emt 0:00:00]} Ne4 {[%emt 0:07:13]} 20. Qe5 {[%emt 0:00:00]} Bxd5 {[%emt 0:16:15]} 21. Qxc7 {[%emt 0:00:00]} Rxc7 {[%emt 0:03:08]} 22. Ne5 {[%emt 0:00:00]} Nc3 {[%emt 0:01:43]} 23. Rd2 {[%emt 0:00:00]} f6 {[%emt 0:04:44]} 24. Nc4 {[%emt 0:00:00]} Rdd7 {[%emt 0:03:33]} 25. Bxd5 {[%emt 0:00:00]} exd5 {[%emt 0:02:52]} 26. Ne3 {[%emt 0:00:00]} g6 {[%emt 0:01:23]} 27. f3 {[%emt 0:00:00]} Kf7 {[%emt 0:05:17]} 28. Kf2 {[%emt 0:00:00]} b5 {[%emt 0:00:04]} 29. Ng2 {[%emt 0:01:23]} a5 {[%emt 0:03:04]} 30. a3 {[%emt 0:00:27]} f5 {[%emt 0:06:18]} 31. Nf4 {[%emt 0:00:49]} Kf6 {[%emt 0:00:03]} 32. Nd3 {[%emt 0:00:16]} Ne4+ {[%emt 0:00:37]} 33. fxe4 {[%emt 0:00:08]} dxe4 {[%emt 0:00:04]} 34. Red1 {[%emt 0:03:10]} Rc3 {[%emt 0:00:06]} 35. b4 {[%emt 0:02:50]} a4 {[%emt 0:00:04]} 36. Ke1 {[%emt 0:00:43]} exd3 {[%emt 0:00:06]} 37. Rxd3 {[%emt 0:00:29]} Rdxd3 {[%emt 0:00:07]} 38. Rxd3 {[%emt 0:00:04]} Rxd3 {[%emt 0:00:11]} 39. exd3 {[%emt 0:00:04]} Ke5 {[%emt 0:00:02]} 40. h4 {[%emt 0:00:00]} f4 {[%emt 0:00:00]} 41. gxf4+ {[%emt 0:02:55]} Kxf4 {[%emt 0:05:13]} 42. Kf2 {[%emt 0:00:31]} Ke5 {[%emt 0:00:10]} 43. Ke3 {[%emt 0:01:25]} h6 {[%emt 0:00:36]} 44. d4+ {[%emt 0:02:11]} Kf5 {[%emt 0:05:12]} 45. Kf3 {[%emt 0:00:31]} h5 {[%emt 0:01:31]} 46. Ke3 {[%emt 0:06:42]} g5 {[%emt 0:00:23]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.1"]
[White "Gukesh D"]
[Black "Golubka, Petro"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2640"]
[BlackElo "2438"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,115,0,-2,-1,-22,-19,-23,-16,-30,10,13,7,7,20,0,28,13,33,15,49,46,57,43,67,75,74,64,76,39,87,89,70,80,83,83,135,121,121,160,137,121,93,100,95,95,100,88,102,90,95,95,102,102,129,129,121,121,120,120,126,126,156,75,82,62,64,48,51,48,52,15,9,0,56,56,58,27,78,74,78,78,95,48,31,27,133,35,35,35,143,131,184,191,735,700,29984,29985,29985,29986,29986,29987,29989,29990,29990,29991]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 Ne4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. Bf4 $1 {[%mdl 4] is currently scoring better than 8.Qc2.} Nxc3 9. Qc2 Ne4 {[#] Black has an edge.} 10. h4 $146 ({Predecessor:} 10. e3 g5 11. Be5 f6 12. Bg3 h5 13. h4 Nxg3 14. fxg3 g4 15. Qg6+ Kf8 16. Ne5 {½-½ (40) Edouard,R (2640)-Santos Ruiz,M (2581) Los Cancajos 2020}) 10... h6 11. e3 O-O 12. Bd3 Nf6 13. O-O Bd7 14. Rfc1 Rb8 15. Rab1 a6 16. Bg3 Re8 17. Rb2 Ne4 18. Bxe4 dxe4 19. Qxe4 b6 20. Qb1 Ne7 21. e4 f6 22. Rd2 Rf8 23. Qa2 Qc8 (23... Kh7 $142) 24. c5 $16 bxc5 25. Rxc5 Rb7 26. d5 Kh8 27. d6 Nc6 28. e5 {[#] Black must now prevent exf6.} f5 29. Qc4 Qe8 30. Rd1 {[%cal Bd2d1,Bd1b1,Bb1b6][%mdl 32]} cxd6 31. exd6 Rb5 32. Be5 ({Much weaker is} 32. Rxb5 axb5 33. Qf4 (33. Qxb5 f4 $11) 33... e5 $11) 32... Rxc5 33. Qxc5 Kh7 34. Rb1 Qa8 35. Qc3 Rg8 36. Rb6 a5 37. Bf4 (37. Qb2 $142) 37... Rc8 38. Rb1 a4 39. Qd3 Rb8 40. Kh2 Qa7 41. Be3 Qa8 42. Bf4 Rxb1 (42... Qa7 $1 $11) 43. Qxb1 $14 Qd8 44. Qb7 Qe8 (44... Nd4 $11) 45. Be5 $16 Nd8 46. Qb2 Qf7 47. Ne1 Qh5 $1 48. Bxg7 {Hoping for Bf6.} Qxh4+ 49. Kg1 {Threatens to win with Nf3.} Nf7 $1 50. Bf8 $40 {[%csl Gf8][%cal Rb2g7][%mdl 128] White mounts an attack.} Qg4 {[#]} ({Black should play} 50... e5 $14) 51. Qf6 $1 {[%cal Rf6f7]} Kg8 (51... Qg8 $16 {keeps fighting.} 52. Qe7 Bc6) 52. Bxh6 $18 Bc6 $2 (52... Bc8 53. Bd2 (53. Qe7 Nxh6 54. Qe8+ Kg7 $14) 53... e5) 53. Qxe6 Bxg2 54. Qe8+ {[%mdl 64] Zwischenzug. White mates.} ({Less strong is} 54. Nxg2 Qd1+ 55. Ne1 Qg4+ 56. Ng2 Qd1+ 57. Ne1 Qg4+ 58. Kf1 (58. Ng2 Qd1+ $18) 58... Qh3+ 59. Ke2 Qxh6 $18) 54... Kh7 55. Qxf7+ Kxh6 56. Qf6+ Kh5 57. Nxg2 Qd1+ 58. Kh2 {Weighted Error Value: White=0.09/Black=0.29} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.2"]
[White "Harsha Bharathakoti"]
[Black "Erigaisi Arjun"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2517"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,79,41,41,41,40,43,37,35,24,-16,0,0,0,0,16,15,22,12,30,0,0,0,0,0,0,-25,-21,-35,0,0,0,0,0,0,0,0,10,12,17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Nxe4 6. Nxe4 Qe7 7. f3 d5 8. Bb5 Bd7 {[#]} 9. O-O $1 {C47: Scotch Four Knights and Four Knights with 4 g3.} dxe4 10. Bxc6 bxc6 11. Re1 {White is slightly better.} O-O-O {aiming for ...c5.} 12. Qe2 {Threatens to win with Qa6+.} Qf6 13. Qa6+ ({Wrong is} 13. Qxe4 $2 Bc5 $19) 13... Kb8 14. Rxe4 {[#]} c5 $146 ({Predecessor:} 14... Bc5 15. Be3 Rhe8 16. Qc4 {½-½ (16) Bombek,P (2264)-Vul,A (2316) Tatranske Zruby 2012}) 15. Qxf6 gxf6 16. Nb3 Bf5 17. Re1 Bxc2 18. Na5 {[#] Strongly threatening Nc6+.} Kc8 19. Be3 Rd5 20. Rec1 Bd3 21. Nb3 {[%cal Rb3c5]} c4 (21... Bd6 {is interesting.} 22. Nxc5 Re8 23. Kf2 Bg6 24. Na4 Bxh2 25. Rc4 Rde5) 22. Nd2 {The position is equal.} Bc5 23. Bxc5 Rxc5 24. Rc3 Re8 {Black wants to play ...Re2.} 25. b4 Rc6 26. Rac1 Re2 27. Nxc4 Rxc4 28. Rxc4 Bxc4 29. Rxc4 Rxa2 $11 {[%mdl 4096] Endgame KR-KR} 30. Rh4 Ra4 {...a5 is the strong threat.} 31. Rxh7 Rxb4 32. Rxf7 a5 33. Rxf6 a4 34. Ra6 Kb7 35. Ra5 Kb6 36. Ra8 c5 (36... Kb7 $5 37. Ra5 $8 Kb6 $11) 37. Kf2 Kb7 38. Ra5 Kb6 39. Ra8 Kb7 40. Ra5 {Weighted Error Value: White=0.05/Black=0.03} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.3"]
[White "Pour Agha Bala, Amirreza"]
[Black "Puranik, Abhimanyu"]
[Result "*"]
[ECO "D85"]
[WhiteElo "2432"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,39,26,26,26,26,23,22,16,15,30,53,54,60,44,66,29,36,7,9,7,4,0,0,0,0,0,-10,-8]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 O-O 8. Bb5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Be6 {8...Nc6 is the modern continuation.} 9. Nf3 Nc4 10. Bxc4 Bxc4 11. Qa4 Be6 12. O-O c6 {[#]} 13. Ng5 $146 ({Predecessor:} 13. h3 Na6 14. Rfd1 Nc7 15. Rac1 Qd6 16. Ne2 Rfc8 17. Bf4 Qd8 18. Ng5 Bd7 19. Qb3 {½-½ (52) Andersen,M (2479)-Hansen,E (2584) Oslo 2013}) 13... Bd7 14. Qb3 Qb6 15. Qa3 a5 $1 {[%cal Ba7a5,Ba5b4][%mdl 32] The position is equal.} 16. Qxe7 Qb4 17. Qxb4 axb4 18. Ne2 Re8 19. Ng3 c5 20. Rfd1 {Weighted Error Value: White=0.06/Black=0.02} *

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.3"]
[White "Pour Agha Bala, AmirrezaI"]
[Black "Puranik, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "D85"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,97,33,28,17,25,17,23,19,28,28,63,60,56,56,73,34,36,3,10,20,28,0,0,0,0,0,0,-11,0,0,33,29,48,40,45,41,20,20,25,47,16,20,24,18,19,37,45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,-12,-3,0,0,0,0,0,-5,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 O-O 8. Bb5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Be6 {8...Nc6 is the modern continuation.} 9. Nf3 Nc4 10. Bxc4 {White has an edge.} Bxc4 11. Qa4 Be6 12. O-O c6 {[#]} 13. Ng5 $146 ({Predecessor:} 13. h3 Na6 14. Rfd1 Nc7 15. Rac1 Qd6 16. Ne2 Rfc8 17. Bf4 Qd8 18. Ng5 Bd7 19. Qb3 {½-½ (52) Andersen,M (2479)-Hansen,E (2584) Oslo 2013}) 13... Bd7 14. Qb3 Qb6 15. Qa3 a5 $1 16. Qxe7 Qb4 17. Qxb4 (17. Qc5 {seems wilder.} b6 18. Qxb4 axb4 19. Ne2 Re8 20. a3) 17... axb4 18. Ne2 Re8 19. Ng3 c5 20. Rfd1 (20. dxc5 Bxb2 21. Rab1 Rxa2 $17) 20... h6 21. Nf3 Bg4 22. dxc5 Bxb2 23. Rab1 (23. Bxh6 $2 Bxa1 24. Rxa1 Nc6 $19) 23... Bc3 24. Ne2 Rxa2 25. Nxc3 bxc3 26. Rdc1 c2 27. Rxb7 {Strongly threatening Nd4.} Rd8 28. Ne1 $1 {[#] f3 is the strong threat.} (28. Bxh6 $2 Rd1+ 29. Ne1 Kh7 $19) 28... Na6 $1 29. f3 Rd1 $1 {[%cal Rd1c1]} 30. Kf2 ({Don't go for} 30. fxg4 $2 Rxc1 31. Bxc1 Ra1 $19) (30. Ra7 $5 {[%cal Rf3g4]} Be6 31. Kf2 $14) 30... Rxc1 {The position is equal.} 31. Bxc1 Ra1 $1 {[%cal Ra1c1]} 32. Bxh6 Bc8 $1 {[%cal Rc8b7]} 33. Re7 ({Don't play} 33. Nxc2 Ra2 $17) 33... Kh7 $1 {[%cal Rh7h6]} 34. Be3 ({Not} 34. Rxf7+ $2 Kxh6 35. Nxc2 Ra2 $19) (34. Bf4 {is more complex.} c1=R 35. Bxc1 Rxc1 36. Rxf7+ Kg8 37. Re7) 34... c1=Q 35. Bxc1 Rxc1 36. Rxf7+ Kg8 37. Ra7 {aiming for Nd3.} Nxc5 38. h4 Be6 39. Re7 Kf8 40. Ra7 Rb1 (40... Rc3 {feels hotter.} 41. g4 Bf7 42. Ng2 Nd3+ 43. Kg3 Ne5) 41. Ra3 Rc1 42. Re3 Bc4 43. g4 Ne6 (43... Kg7 {keeps more tension.} 44. Ra3 Kf6 45. Ng2 Ne6 46. Ke3 Rh1) 44. Ng2 Rf1+ 45. Kg3 Rg1 46. Kh2 Rf1 47. Kg3 Rg1 48. Kh2 Rf1 49. Kg3 {Weighted Error Value: White=0.05/Black=0.02} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.4"]
[White "Simonian, Hrair"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "B15"]
[WhiteElo "2430"]
[BlackElo "2562"]
[Annotator "ChessBase"]
[PlyCount "126"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:01:39]} c6 {[%emt 0:21:17]} 2. d4 {[%emt 0:00:16]} d5 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:12]} dxe4 {[%emt 0:00:05]} 4. Nxe4 {[%emt 0:00:08]} Nf6 {[%emt 0:01:38]} 5. Nxf6+ {[%emt 0:00:43]} exf6 {[%emt 0:00:06]} 6. c3 {[%emt 0:00:36]} Bd6 {[%emt 0:00:06]} 7. Bd3 {[%emt 0:00:39]} O-O {[%emt 0:00:05]} 8. Qc2 {[%emt 0:00:15]} Re8+ {[%emt 0:00:06]} 9. Ne2 {[%emt 0:00:08]} h6 {[%emt 0:03:35]} 10. Be3 {[%emt 0:02:20]} Be6 {[%emt 0:01:32]} 11. h4 {[%emt 0:12:32]} Qa5 {[%emt 0:07:23]} 12. a3 {[%emt 0:04:46]} Nd7 {[%emt 0:00:58]} 13. b4 {[%emt 0:03:54]} Qc7 {[%emt 0:08:55]} 14. c4 {[%emt 0:04:13]} a5 {[%emt 0:08:43]} 15. c5 {[%emt 0:01:31]} Bf8 {[%emt 0:10:36]} 16. O-O {[%emt 0:07:47]} Qd8 {[%emt 0:05:49]} 17. Nf4 {[%emt 0:06:16]} f5 {[%emt 0:08:52]} 18. h5 {[%emt 0:03:40]} Nf6 {[%emt 0:04:23]} 19. Bxf5 {[%emt 0:01:22]} Bd5 {[%emt 0:01:19]} 20. Qd3 {[%emt 0:06:59]} b5 {[%emt 0:03:08]} 21. Rfe1 {[%emt 0:00:53]} Bc4 {[%emt 0:00:43]} 22. Qd1 {[%emt 0:06:59]} Ra7 {[%emt 0:10:14]} 23. Qf3 {[%emt 0:02:32]} Qa8 {[%emt 0:01:05]} 24. Rad1 {[%emt 0:03:54]} axb4 {[%emt 0:00:14]} 25. axb4 {[%emt 0:00:02]} Ra3 {[%emt 0:00:13]} 26. Nd3 {[%emt 0:03:39]} Bb3 {[%emt 0:01:18]} 27. Rc1 {[%emt 0:01:28]} Bd5 {[%emt 0:00:05]} 28. Qh3 {[%emt 0:00:21]} Be6 {[%emt 0:01:24]} 29. Ne5 {[%emt 0:00:54]} Nd5 {[%emt 0:00:30]} 30. Qf3 {[%emt 0:01:34]} Bxf5 {[%emt 0:00:30]} 31. Qxf5 {[%emt 0:00:02]} f6 {[%emt 0:00:13]} 32. Ng4 {[%emt 0:00:35]} Kh8 {[%emt 0:00:45]} 33. Bd2 {[%emt 0:03:54]} Rxe1+ {[%emt 0:00:33]} 34. Rxe1 {[%emt 0:00:03]} Ra1 {[%emt 0:00:09]} 35. Bc1 {[%emt 0:02:37]} Nxb4 {[%emt 0:00:53]} 36. Qg6 {[%emt 0:02:18]} Qa2 {[%emt 0:00:26]} 37. Nxf6 {[%emt 0:07:02]} gxf6 {[%emt 0:00:04]} 38. Re8 {[%emt 0:00:35]} Rxc1+ {[%emt 0:00:30]} 39. Kh2 {[%emt 0:00:01]} Qg8 {[%emt 0:00:19]} 40. Qxf6+ {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 41. Qf7 {[%emt 0:00:38]} Qxe8 {[%emt 0:00:19]} 42. Qxe8+ {[%emt 0:00:01]} Kh7 {[%emt 0:00:06]} 43. g4 {[%emt 0:01:05]} Rc4 {[%emt 0:12:53]} 44. f4 {[%emt 0:06:23]} Rxd4 {[%emt 0:01:25]} 45. g5 {[%emt 0:00:19]} hxg5 {[%emt 0:00:04]} 46. fxg5 {[%emt 0:00:55]} Rd2+ {[%emt 0:09:29]} 47. Kg3 {[%emt 0:01:17]} Rd3+ {[%emt 0:05:04]} 48. Kg4 {[%emt 0:03:54]} Rd4+ {[%emt 0:00:15]} 49. Kf3 {[%emt 0:00:49]} Nd3 {[%emt 0:03:20]} 50. h6 {[%emt 0:05:15]} Ne5+ {[%emt 0:00:11]} 51. Ke3 {[%emt 0:01:11]} Nc4+ {[%emt 0:03:33]} 52. Ke2 {[%emt 0:02:40]} Rd2+ {[%emt 0:00:23]} 53. Kf1 {[%emt 0:03:24]} Bd4 {[%emt 0:00:31]} 54. Qf7+ {[%emt 0:05:46]} Kh8 {[%emt 0:00:02]} 55. Qf8+ {[%emt 0:00:24]} Kh7 {[%emt 0:00:02]} 56. Qf7+ {[%emt 0:04:30]} Kh8 {[%emt 0:00:07]} 57. Qe8+ {[%emt 0:00:19]} Kh7 {[%emt 0:00:11]} 58. Qe4+ {[%emt 0:00:02]} Kh8 {[%emt 0:00:11]} 59. g6 {[%emt 0:08:29]} Rf2+ {[%emt 0:00:20]} 60. Ke1 {[%emt 0:00:08]} Rf1+ {[%emt 0:00:06]} 61. Ke2 {[%emt 0:00:13]} Rf2+ {[%emt 0:00:06]} 62. Ke1 {[%emt 0:00:17]} Rf1+ {[%emt 0:00:04]} 63. Ke2 {[%emt 0:00:04]} Rf2+ {[%emt 0:00:04]} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.5"]
[White "Pranav Anand"]
[Black "Sychev, Klementy"]
[Result "0-1"]
[ECO "D20"]
[WhiteElo "2430"]
[BlackElo "2555"]
[Annotator "ChessBase"]
[PlyCount "60"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:04]} d5 {[%emt 0:01:09]} 2. c4 {[%emt 0:00:12]} dxc4 {[%emt 0:00:45]} 3. e4 {[%emt 0:00:05]} b5 {[%emt 0:01:00]} 4. a4 {[%emt 0:00:50]} c6 {[%emt 0:00:15]} 5. axb5 {[%emt 0:01:42]} cxb5 {[%emt 0:00:13]} 6. Nc3 {[%emt 0:00:03]} Qb6 {[%emt 0:00:11]} 7. Nd5 {[%emt 0:16:04]} Qb7 {[%emt 0:00:13]} 8. Bf4 {[%emt 0:00:18]} e5 {[%emt 0:00:06]} 9. dxe5 {[%emt 0:00:59]} Be6 {[%emt 0:00:17]} 10. Be2 {[%emt 0:14:26]} Ne7 {[%emt 0:10:35]} 11. Bg5 {[%emt 0:09:36]} Nbc6 {[%emt 0:25:31]} 12. Nf3 {[%emt 0:06:20]} h6 {[%emt 0:10:11]} 13. Bh4 {[%emt 0:01:06]} Ng6 {[%emt 0:08:18]} 14. Bg3 {[%emt 0:01:12]} Bb4+ {[%emt 0:04:32]} 15. Kf1 {[%emt 0:07:54]} O-O {[%emt 0:05:00]} 16. Qc2 {[%emt 0:12:13]} Rfd8 {[%emt 0:03:53]} 17. Rd1 {[%emt 0:00:30]} a5 {[%emt 0:04:04]} 18. h4 {[%emt 0:03:45]} Nge7 {[%emt 0:00:19]} 19. Bf4 {[%emt 0:05:21]} Nxd5 {[%emt 0:05:20]} 20. exd5 {[%emt 0:00:02]} Rxd5 {[%emt 0:00:07]} 21. Rxd5 {[%emt 0:01:59]} Bxd5 {[%emt 0:00:07]} 22. Kg1 {[%emt 0:00:04]} Ne7 {[%emt 0:07:30]} 23. Rh3 {[%emt 0:03:04]} Be6 {[%emt 0:00:31]} 24. Rg3 {[%emt 0:03:14]} Nf5 {[%emt 0:00:07]} 25. Rh3 {[%emt 0:00:32]} Rd8 {[%emt 0:00:13]} 26. Qc1 {[%emt 0:07:37]} Qe4 {[%emt 0:02:07]} 27. Bd1 {[%emt 0:00:09]} Rxd1+ {[%emt 0:00:53]} 28. Qxd1 {[%emt 0:00:01]} Qxf4 {[%emt 0:00:08]} 29. h5 {[%emt 0:00:33]} Qe4 {[%emt 0:00:52]} 30. Qc1 {[%emt 0:01:56]} Nd4 {[%emt 0:00:20]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.6"]
[White "Hayrapetyan, Hovik"]
[Black "Daghli, Arash"]
[Result "0-1"]
[ECO "E60"]
[WhiteElo "2500"]
[BlackElo "2427"]
[Annotator "ChessBase"]
[PlyCount "142"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:07]} 2. Nf3 {[%emt 0:02:00]} g6 {[%emt 0:00:10]} 3. c4 {[%emt 0:05:12]} Bg7 {[%emt 0:00:25]} 4. g3 {[%emt 0:00:40]} O-O {[%emt 0:00:11]} 5. Bg2 {[%emt 0:00:02]} d6 {[%emt 0:00:08]} 6. O-O {[%emt 0:00:53]} Nc6 {[%emt 0:00:06]} 7. b3 {[%emt 0:00:53]} e5 {[%emt 0:00:37]} 8. dxe5 {[%emt 0:01:06]} dxe5 {[%emt 0:00:48]} 9. Bb2 {[%emt 0:05:48]} e4 {[%emt 0:06:41]} 10. Nd4 {[%emt 0:02:50]} Nxd4 {[%emt 0:05:08]} 11. Qxd4 {[%emt 0:08:03]} Bf5 {[%emt 0:06:30]} 12. Rd1 {[%emt 0:15:54]} Qc8 {[%emt 0:14:12]} 13. Nc3 {[%emt 0:02:10]} Re8 {[%emt 0:30:23]} 14. Nd5 {[%emt 0:07:53]} Nh5 {[%emt 0:01:48]} 15. Qd2 {[%emt 0:00:53]} Bxb2 {[%emt 0:01:19]} 16. Qxb2 {[%emt 0:00:06]} c6 {[%emt 0:01:05]} 17. Ne3 {[%emt 0:01:30]} Qe6 {[%emt 0:00:45]} 18. Rd4 {[%emt 0:05:13]} Nf6 {[%emt 0:03:22]} 19. Rad1 {[%emt 0:03:02]} Qe5 {[%emt 0:01:22]} 20. Qa3 {[%emt 0:05:09]} a5 {[%emt 0:03:53]} 21. Qd6 {[%emt 0:05:55]} Qxd6 {[%emt 0:04:04]} 22. Rxd6 {[%emt 0:00:06]} Be6 {[%emt 0:00:09]} 23. R1d4 {[%emt 0:03:45]} Kg7 {[%emt 0:04:38]} 24. g4 {[%emt 0:09:49]} h6 {[%emt 0:00:12]} 25. c5 {[%emt 0:03:08]} a4 {[%emt 0:00:42]} 26. bxa4 {[%emt 0:03:58]} Ra5 {[%emt 0:01:24]} 27. Bxe4 {[%emt 0:02:43]} Rxc5 {[%emt 0:00:37]} 28. Bf3 {[%emt 0:01:01]} Ra8 {[%emt 0:05:33]} 29. Rb4 {[%emt 0:00:32]} Ra7 {[%emt 0:00:13]} 30. Rd8 {[%emt 0:01:18]} Nd7 {[%emt 0:01:45]} 31. Rc8 {[%emt 0:02:30]} Rca5 {[%emt 0:00:53]} 32. Rc7 {[%emt 0:01:44]} Nc5 {[%emt 0:00:01]} 33. a3 {[%emt 0:00:38]} Rxa4 {[%emt 0:02:40]} 34. Nc2 {[%emt 0:00:27]} Rxb4 {[%emt 0:01:16]} 35. Nxb4 {[%emt 0:00:34]} Rxa3 {[%emt 0:00:32]} 36. Kg2 {[%emt 0:00:00]} Rb3 {[%emt 0:03:00]} 37. Nxc6 {[%emt 0:01:00]} bxc6 {[%emt 0:00:32]} 38. h3 {[%emt 0:00:04]} Nd7 {[%emt 0:01:08]} 39. Bxc6 {[%emt 0:00:02]} Rc3 {[%emt 0:00:24]} 40. Rxd7 {[%emt 0:00:00]} Rxc6 {[%emt 0:00:00]} 41. Rd2 {[%emt 0:00:12]} Ra6 {[%emt 0:01:26]} 42. e3 {[%emt 0:01:52]} Kf6 {[%emt 0:00:21]} 43. Rd8 {[%emt 0:00:34]} Ra5 {[%emt 0:00:53]} 44. Kg3 {[%emt 0:00:10]} Rd5 {[%emt 0:01:02]} 45. Rb8 {[%emt 0:01:48]} Rd1 {[%emt 0:00:23]} 46. Rh8 {[%emt 0:01:37]} Bd5 {[%emt 0:02:04]} 47. f3 {[%emt 0:01:23]} Rf1 {[%emt 0:01:32]} 48. e4 {[%emt 0:01:21]} Bc4 {[%emt 0:00:15]} 49. Rc8 {[%emt 0:00:51]} Be2 {[%emt 0:00:28]} 50. Rc3 {[%emt 0:00:02]} Ke5 {[%emt 0:00:51]} 51. Re3 {[%emt 0:00:02]} Bc4 {[%emt 0:00:29]} 52. Ra3 {[%emt 0:00:32]} Rg1+ {[%emt 0:00:32]} 53. Kf2 {[%emt 0:00:09]} Rb1 {[%emt 0:00:06]} 54. Kg3 {[%emt 0:00:22]} Rb3 {[%emt 0:00:27]} 55. Ra7 {[%emt 0:00:38]} Kd4 {[%emt 0:00:52]} 56. h4 {[%emt 0:00:21]} Ke3 {[%emt 0:01:15]} 57. Rc7 {[%emt 0:01:46]} Be6 {[%emt 0:01:24]} 58. Ra7 {[%emt 0:00:50]} Rd3 {[%emt 0:00:32]} 59. Rc7 {[%emt 0:00:27]} Bb3 {[%emt 0:00:23]} 60. Rc6 {[%emt 0:00:19]} Ke2 {[%emt 0:00:37]} 61. Rf6 {[%emt 0:00:09]} Be6 {[%emt 0:01:09]} 62. h5 {[%emt 0:02:55]} g5 {[%emt 0:01:32]} 63. Kg2 {[%emt 0:00:06]} Rc3 {[%emt 0:00:18]} 64. Kg3 {[%emt 0:00:23]} Rc1 {[%emt 0:00:58]} 65. Rxh6 {[%emt 0:00:59]} Rg1+ {[%emt 0:00:12]} 66. Kh2 {[%emt 0:00:08]} Kf2 {[%emt 0:00:56]} 67. Rf6 {[%emt 0:04:16]} Rg2+ {[%emt 0:00:40]} 68. Kh3 {[%emt 0:00:57]} Kg1 {[%emt 0:05:05]} 69. h6 {[%emt 0:08:03]} Rb2 {[%emt 0:01:30]} 70. h7 {[%emt 0:00:43]} Bc4 {[%emt 0:00:45]} 71. h8=Q {[%emt 0:00:57]} Bf1+ {[%emt 0:00:06]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.7"]
[White "Sidhant, Mohapatra"]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2367"]
[BlackElo "2487"]
[Annotator "ChessBase"]
[PlyCount "130"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. c4 {[%emt 0:00:19]} g6 {[%emt 0:01:53]} 2. Nc3 {[%emt 0:01:27]} Bg7 {[%emt 0:00:07]} 3. Nf3 {[%emt 0:00:18]} Nf6 {[%emt 1:30:00]} 4. g3 {[%emt 1:30:26]} O-O {[%emt 0:00:00]} 5. Bg2 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 6. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:01:30]} 7. Nxd4 {[%emt 0:01:30]} Nc6 {[%emt 0:00:30]} 8. Nc2 {[%emt 0:00:30]} d6 {[%emt 0:00:30]} 9. O-O {[%emt 0:00:30]} Nd7 {[%emt 0:00:30]} 10. Bd2 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 11. b3 {[%emt 0:00:30]} Nc5 {[%emt 0:00:30]} 12. Rb1 {[%emt 0:00:30]} Bd7 {[%emt 0:00:30]} 13. h3 {[%emt 0:00:30]} h5 {[%emt 0:00:30]} 14. Nd5 {[%emt 0:00:30]} Bf5 {[%emt 0:00:30]} 15. Nde3 {[%emt 0:00:30]} Be4 {[%emt 0:00:30]} 16. f3 {[%emt 0:00:30]} Bxc2 {[%emt 0:00:30]} 17. Nxc2 {[%emt 0:00:30]} Nb4 {[%emt 0:00:30]} 18. a4 {[%emt 0:00:30]} Na2 {[%emt 0:00:30]} 19. e4 {[%emt 0:00:30]} e6 {[%emt 0:00:30]} 20. f4 {[%emt 0:00:30]} Nc3 {[%emt 0:00:30]} 21. Bxc3 {[%emt 0:00:30]} Bxc3 {[%emt 0:00:30]} 22. Qf3 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 23. Kh1 {[%emt 0:00:30]} Qf6 {[%emt 0:00:30]} 24. Na3 {[%emt 0:00:30]} h4 {[%emt 0:00:30]} 25. Nb5 {[%emt 0:00:30]} hxg3 {[%emt 0:00:30]} 26. Qxg3 {[%emt 0:00:30]} Rad8 {[%emt 0:00:30]} 27. Rbd1 {[%emt 0:00:30]} Qe7 {[%emt 0:00:30]} 28. Rd2 {[%emt 0:00:30]} Bh6 {[%emt 0:00:30]} 29. Rdf2 {[%emt 0:00:30]} Kh7 {[%emt 0:00:30]} 30. f5 {[%emt 0:00:30]} gxf5 {[%emt 0:00:30]} 31. exf5 {[%emt 0:00:30]} Rg8 {[%emt 0:00:30]} 32. Qf3 {[%emt 0:00:30]} Qh4 {[%emt 0:00:30]} 33. fxe6 {[%emt 0:00:30]} fxe6 {[%emt 0:00:30]} 34. Qf6 {[%emt 0:00:30]} Qxf6 {[%emt 0:00:30]} 35. Rxf6 {[%emt 0:00:30]} Rg3 {[%emt 0:00:30]} 36. R6f3 {[%emt 0:00:30]} Rxf3 {[%emt 0:00:30]} 37. Rxf3 {[%emt 0:00:30]} Kg6 {[%emt 0:00:30]} 38. h4 {[%emt 0:00:30]} Kh5 {[%emt 0:00:30]} 39. Nd4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:30]} 40. Ne2 {[%emt 0:00:30]} Kxh4 {[%emt 0:00:30]} 41. Nf4 {[%emt 0:30:30]} Kg4 {[%emt 0:30:30]} 42. Nd3 {[%emt 0:00:30]} Rh8+ {[%emt 0:00:30]} 43. Kg1 {[%emt 0:00:30]} Bd4+ {[%emt 0:00:30]} 44. Kf1 Nxb3 {[%emt 0:00:30]} 45. Nf2+ {[%emt 0:01:00]} Bxf2 {[%emt 0:00:30]} 46. Rxb3 {[%emt 0:00:30]} Bc5 {[%emt 0:00:30]} 47. Rxb7 {[%emt 0:00:30]} Kf5 {[%emt 0:00:30]} 48. Rb5 {[%emt 0:00:30]} Rh4 {[%emt 0:00:30]} 49. Rxa5 {[%emt 0:00:30]} Rxc4 {[%emt 0:00:30]} 50. Ra8 {[%emt 0:00:30]} Rc1+ {[%emt 0:00:30]} 51. Ke2 {[%emt 0:00:30]} Rc2+ {[%emt 0:00:30]} 52. Kf3 {[%emt 0:00:30]} Rc3+ {[%emt 0:00:30]} 53. Ke2 {[%emt 0:00:30]} d5 {[%emt 0:00:30]} 54. a5 {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 55. Rc8 {[%emt 0:00:30]} Rc2+ {[%emt 0:00:30]} 56. Kf1 Ke3 {[%emt 0:00:30]} 57. Bh3 {[%emt 0:01:00]} Kf3 {[%emt 0:00:30]} 58. Bg2+ {[%emt 0:00:30]} Rxg2 {[%emt 0:00:30]} 59. Rxc5 {[%emt 0:00:30]} Ra2 {[%emt 0:00:30]} 60. Rc3+ {[%emt 0:00:30]} Kf4 {[%emt 0:00:30]} 61. Rc6 {[%emt 0:00:30]} e5 {[%emt 0:00:30]} 62. Ra6 {[%emt 0:00:30]} e4 {[%emt 0:00:30]} 63. Ra8 {[%emt 0:00:30]} d4 {[%emt 0:00:30]} 64. a6 {[%emt 0:00:30]} Ke3 {[%emt 0:00:30]} 65. a7 {[%emt 0:00:30]} d3 {[%emt 0:00:30]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.8"]
[White "Kunal, M.."]
[Black "Shahinyan, David"]
[Result "1-0"]
[ECO "C04"]
[WhiteElo "2290"]
[BlackElo "2469"]
[Annotator "ChessBase"]
[PlyCount "153"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:04]} e6 {[%emt 0:01:55]} 2. d4 {[%emt 0:00:05]} d5 {[%emt 0:00:03]} 3. Nd2 {[%emt 0:00:07]} Nc6 {[%emt 0:00:56]} 4. Ngf3 {[%emt 0:00:12]} Nf6 {[%emt 0:00:22]} 5. e5 {[%emt 0:00:07]} Nd7 {[%emt 0:00:12]} 6. Bb5 {[%emt 0:00:07]} a6 {[%emt 0:02:29]} 7. Bxc6 {[%emt 0:00:06]} bxc6 {[%emt 0:00:02]} 8. c4 {[%emt 0:00:08]} dxc4 {[%emt 0:03:04]} 9. Nxc4 {[%emt 0:00:06]} Nb6 {[%emt 0:04:30]} 10. Na5 {[%emt 0:00:07]} Qd5 {[%emt 0:05:50]} 11. Bd2 {[%emt 0:00:07]} c5 {[%emt 0:03:01]} 12. dxc5 {[%emt 0:00:10]} Bxc5 {[%emt 0:00:23]} 13. O-O {[%emt 0:00:22]} Be7 {[%emt 0:12:16]} 14. Qc2 {[%emt 0:04:00]} Qd7 {[%emt 0:02:52]} 15. Rfd1 {[%emt 0:02:57]} Nd5 {[%emt 0:02:39]} 16. Bg5 {[%emt 0:14:30]} Bxg5 {[%emt 0:11:36]} 17. Nxg5 {[%emt 0:00:11]} h6 {[%emt 0:00:01]} 18. Ne4 {[%emt 0:02:48]} Rb8 {[%emt 0:04:26]} 19. a3 {[%emt 0:04:58]} O-O {[%emt 0:04:37]} 20. b4 {[%emt 0:03:54]} Rb5 {[%emt 0:02:05]} 21. Nc3 {[%emt 0:15:37]} Rb6 {[%emt 0:03:30]} 22. Rac1 {[%emt 0:00:52]} Bb7 {[%emt 0:10:01]} 23. Nxd5 {[%emt 0:07:07]} Bxd5 {[%emt 0:00:53]} 24. Qxc7 {[%emt 0:00:14]} Qb5 {[%emt 0:00:40]} 25. Qc5 {[%emt 0:00:38]} Rfb8 {[%emt 0:02:32]} 26. Qxb5 {[%emt 0:00:16]} Rxb5 {[%emt 0:00:13]} 27. f3 {[%emt 0:04:37]} g5 {[%emt 0:02:42]} 28. Kf2 {[%emt 0:09:32]} Kg7 {[%emt 0:01:48]} 29. Rc7 {[%emt 0:01:04]} Kg6 {[%emt 0:04:51]} 30. Rdc1 {[%emt 0:02:27]} h5 {[%emt 0:01:13]} 31. Ra7 {[%emt 0:04:15]} Ra8 {[%emt 0:01:39]} 32. Rxa8 {[%emt 0:01:20]} Bxa8 {[%emt 0:00:02]} 33. Nc4 {[%emt 0:04:16]} f6 {[%emt 0:04:48]} 34. exf6 {[%emt 0:03:23]} Kxf6 {[%emt 0:00:01]} 35. Ke3 {[%emt 0:04:56]} g4 {[%emt 0:03:01]} 36. Nd6 {[%emt 0:01:42]} Rb6 {[%emt 0:00:29]} 37. Ne4+ {[%emt 0:00:07]} Bxe4 {[%emt 0:00:29]} 38. fxe4 {[%emt 0:04:09]} a5 {[%emt 0:00:17]} 39. Rb1 {[%emt 0:00:07]} axb4 {[%emt 0:01:05]} 40. axb4 {[%emt 0:00:00]} Rb5 {[%emt 0:00:00]} 41. Kd4 {[%emt 0:00:54]} Ke7 {[%emt 0:05:00]} 42. Kc4 {[%emt 0:00:11]} Re5 {[%emt 0:01:39]} 43. b5 {[%emt 0:04:36]} Kd7 {[%emt 0:05:01]} 44. Kd4 {[%emt 0:01:07]} Rg5 {[%emt 0:00:07]} 45. b6 {[%emt 0:00:25]} Kc8 {[%emt 0:00:15]} 46. Rc1+ {[%emt 0:04:49]} Kb7 {[%emt 0:01:37]} 47. Rc5 {[%emt 0:00:05]} Rg8 {[%emt 0:00:35]} 48. Rxh5 {[%emt 0:00:29]} Rd8+ {[%emt 0:01:29]} 49. Ke3 {[%emt 0:01:15]} Kxb6 {[%emt 0:00:48]} 50. Rh6 {[%emt 0:00:35]} Kc5 {[%emt 0:00:17]} 51. Rxe6 {[%emt 0:00:26]} Rh8 {[%emt 0:00:01]} 52. Rg6 {[%emt 0:00:24]} Rxh2 {[%emt 0:00:10]} 53. Rxg4 {[%emt 0:00:11]} Kd6 {[%emt 0:00:11]} 54. Kf3 {[%emt 0:02:01]} Ke5 {[%emt 0:04:41]} 55. Rf4 {[%emt 0:01:26]} Rh1 {[%emt 0:04:09]} 56. Rf5+ {[%emt 0:00:08]} Ke6 {[%emt 0:00:01]} 57. g4 {[%emt 0:00:28]} Re1 {[%emt 0:04:05]} 58. Kf4 {[%emt 0:00:15]} Re2 {[%emt 0:00:04]} 59. e5 {[%emt 0:09:34]} Rf2+ {[%emt 0:01:37]} 60. Kg5 {[%emt 0:00:08]} Rg2 {[%emt 0:00:06]} 61. Kh5 {[%emt 0:00:53]} Rg1 {[%emt 0:00:05]} 62. Rf2 {[%emt 0:00:32]} Ke7 {[%emt 0:03:34]} 63. g5 {[%emt 0:00:26]} Ke6 {[%emt 0:00:09]} 64. Kh6 {[%emt 0:00:14]} Rh1+ {[%emt 0:01:04]} 65. Kg7 {[%emt 0:00:05]} Ke7 {[%emt 0:00:01]} 66. g6 {[%emt 0:00:14]} Rh3 {[%emt 0:00:12]} 67. Kg8 {[%emt 0:00:15]} Rg3 {[%emt 0:00:10]} 68. g7 {[%emt 0:00:09]} Rh3 {[%emt 0:00:02]} 69. Rf7+ {[%emt 0:02:20]} Ke8 {[%emt 0:00:04]} 70. e6 {[%emt 0:00:11]} Rh1 {[%emt 0:00:25]} 71. e7 {[%emt 0:00:23]} Rg1 {[%emt 0:00:31]} 72. Rf8+ {[%emt 0:01:48]} Kxe7 {[%emt 0:00:03]} 73. Rf7+ {[%emt 0:01:34]} Ke8 {[%emt 0:00:04]} 74. Rf6 {[%emt 0:02:37]} Ke7 {[%emt 0:00:48]} 75. Rh6 {[%emt 0:00:19]} Rg2 {[%emt 0:00:06]} 76. Rh1 {[%emt 0:02:18]} Kf6 {[%emt 0:00:06]} 77. Kh8 {[%emt 0:01:00]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.9"]
[White "Pantsulaia, Levan"]
[Black "Yeritsyan, Hayk"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2570"]
[BlackElo "2268"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,29,22,34,8,26,-16,-17,-6,4,-37,-30,-30,0,-50,0,0,0,14,8,18,43,63,59,52,58,55,89,64,112,93,239,237,240,264,593,371,600,468,466,474,527,533,675,638,813,811,996,535,1447,1469,1429,1361]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 b5 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 7. Qd3 $5 {[%mdl 4] Leaves trodden paths.} a6 8. e4 Bb7 {The position is equal.} 9. Nbd2 {[#]} Nfd7 $146 ({Predecessor:} 9... c5 10. dxc5 dxc5 11. Qe2 Nc6 12. e5 Nd7 13. O-O Ncxe5 14. Nxe5 Bxg2 15. Kxg2 Nxe5 16. Bxe5 Bxe5 17. Qxe5 Qxd2 18. Qxe7 {½-½ (41) Rakhmanov,A (2646)-Fedoseev,V (2674) Sochi 2020}) 10. O-O-O c5 11. d5 c4 12. Qe3 Qa5 ({Black should play} 12... Nf6 $15 13. Nd4 (13. bxc4 Nbd7 $11) 13... Ng4) 13. Bxg7 $11 Kxg7 14. Kb2 Rc8 15. c3 Nc5 {Strongly threatening ...Nd3+.} 16. b4 Na4+ 17. Kc2 $1 Qb6 18. Nd4 a5 19. a3 $36 {[%mdl 2048] White is more active.} Nd7 20. Bh3 Rc7 {Loses the game.} (20... Qd8 $16) 21. Bxd7 $18 Rxd7 {[#]} 22. h4 $1 h5 $2 {[#]} (22... h6 {is tougher.} 23. h5 g5) 23. g4 $1 Rh8 $2 (23... e5) 24. gxh5 {White is clearly winning.} Rxh5 25. Nf1 axb4 26. axb4 Bxd5 27. exd5 Rxd5 28. h5 {Threatening mate with hxg6.} Re5 29. Qh3 {Intending hxg6 and mate.} Qb7 30. hxg6 {White threatens Qh8+ and mate.} Qe4+ 31. Kc1 {Weighted Error Value: White=0.25/Black=0.68} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.10"]
[White "Vantika Agrawal"]
[Black "Narayanan.S.L"]
[Result "0-1"]
[ECO "A41"]
[WhiteElo "2322"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "140"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,140,20,35,35,39,34,34,34,35,25,38,30,40,23,29,24,32,39,39,29,46,45,50,26,26,22,28,0,3,0,0,0,0,-5,0,-16,0,0,0,0,0,0,0,0,20,19,35,35,47,41,54,39,40,50,56,13,15,20,31,19,40,25,120,-68,-79,-83,-83,-71,-73,-98,-98,-168,-175,-175,-176,-176,-176,-176,-166,-195,-164,-203,-200,-270,0,-162,-152,-196,-196,-197,-197,-230,-230,-450,-445,-357,-230,-441,-433,-433,-410,-367,-185,-270,-277,-366,-370,-440,-439,-411,-377,-393,-349,-6678,-12187,-12831,-1316,-5081,-5081,-2768,-1760,-29977,-29978,-29978,-29978,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29981]} 1. d4 g6 2. c4 Bg7 3. Nf3 d6 4. g3 c5 5. d5 b5 6. cxb5 {A41: 1 d4 d6: Tartakower System and Modern Defence.} Qa5+ 7. Nc3 a6 8. b6 {White is slightly better.} Qxb6 9. Bg2 Nf6 10. O-O O-O 11. Nd2 Nbd7 12. b3 a5 13. Nc4 {[#]} Qd8 $146 ({Predecessor:} 13... Qa6 14. Na4 Ng4 15. Bb2 Bxb2 16. Naxb2 Nge5 17. Nxe5 Nxe5 18. f4 Nd7 19. Rc1 Nb6 {1-0 (53) Keymer,V (2506)-Sjugirov,S (2662) Douglas 2019}) 14. Rb1 Nb6 15. Qc2 Nfd7 16. Bd2 Ne5 17. Nxe5 Bxe5 18. Nd1 a4 19. Bc3 axb3 20. axb3 Nd7 21. Ne3 Ba6 22. Rfe1 Bb5 23. Bxe5 Nxe5 24. b4 c4 25. Qc3 Qb6 26. Nc2 Ra4 27. Ra1 Rb8 28. Nd4 Rxa1 29. Rxa1 Bd7 30. Rb1 e6 31. e3 Rc8 32. b5 exd5 $1 33. Bxd5 Rc5 34. Be4 d5 35. Bc2 h5 (35... Rc8 $11 {keeps the balance.}) 36. Nc6 $2 (36. Ra1 $16) 36... Nxc6 $15 37. bxc6 Qxc6 38. Rb8+ Bc8 $1 39. Qe5 Qc7 40. Qe8+ (40. Qxc7 $17 Rxc7 41. Kf1) 40... Kg7 $19 41. Ra8 Qc6 $1 $36 {[%cal Rc6e8][%mdl 2048] Keeping White busy.} 42. Qe5+ Qf6 $1 {[%cal Rf6e5]} 43. Qe8 Qe6 {[%cal Re6e8]} 44. Qd8 Qc6 $1 {[%cal Rc6a8]} 45. Ra7 Qf6 46. Qe8 c3 $2 (46... Qe6 47. Qd8 $17) (46... Bh3 $19 {And now ...Ra5! would win.} 47. f4 Rc8) 47. h4 $2 ({But not} 47. Ra8 Qe6 $17) (47. e4 $11 {and White has nothing to worry.} Qf3 48. Qe5+ (48. Ra8 d4 $11) 48... Qf6 49. Qe8) 47... Rc4 $1 48. Kg2 d4 $1 49. exd4 {[#]} Be6 50. Kg1 Bd5 {Hoping for ...Qf3.} 51. Qe5 $2 (51. Ra5 Rxd4 52. Qe3) 51... Rxd4 52. Qxf6+ Kxf6 {[%mdl 4096] Endgame KRB-KRB} 53. Ra3 $2 (53. Ra6+ Be6 54. Ra3) 53... Rc4 54. Kf1 Ke5 55. Ke2 Kd4 (55... Be4 $142 56. Ra4 Rxa4 57. Bxa4 Kd4) 56. Ra1 (56. Kd1 {keeps fighting.}) 56... Rc7 57. Rd1+ {[#]} Kc4 $1 58. Ke3 Re7+ 59. Kf4 Be6 60. Re1 Rd7 61. Bxg6 $2 (61. f3) 61... fxg6 62. Rxe6 {KR-KR} Rd5 63. Ke3 c2 64. Rc6+ Kb3 ({Worse is} 64... Rc5 65. Rxc5+ Kxc5 66. Kd2 $11) 65. Ke2 Rd1 {Black mates.} 66. Rb6+ Ka4 67. Rc6 c1=Q 68. Rxc1 Rxc1 69. Ke3 Rc4 70. f3 Kb5 {Weighted Error Value: White=0.37/Black=0.12} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.11"]
[White "Paichadze, Luka"]
[Black "Petriashvili, Nikoloz"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2566"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,102,42,43,23,23,15,19,5,15,20,14,15,18,16,37,33,33,17,21,23,14,22,27,0,6,-10,-9,-8,-16,-11,-14,-57,-54,-40,-49,-95,-20,-24,2,7,1,0,8,-2,0,-4,0,-11,-14,-32,-25,-15,0,-37,-25,-68,-67,-68,-73,-85,-86,-117,-93,-93,-49,-53,-45,-90,-66,-81,-74,-100,-100,-100,-93,-93,-94,-93,-83,-114,-131,-133,0,0,0,-122,0,0,0]} 1. e4 {Nielsen,Peter Heine} c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. Re1 a6 6. Bf1 d5 7. exd5 Nxd5 8. d4 Be7 9. c4 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Nf6 {[%cal Rc5d4]} 10. Be3 cxd4 11. Nxd4 Nxd4 {has lost popularity (11...Bd7).} 12. Bxd4 Bd7 13. Nc3 Bc6 14. a3 a5 15. Qd3 O-O 16. Rad1 Qc7 {[#]} 17. Qe3 $146 ({Predecessor:} 17. Be5 Qb6 18. Qg3 Rfd8 19. Rxd8+ Qxd8 20. Rd1 Qb6 21. Bd4 Qb3 22. Rd3 Qc2 23. b4 axb4 24. axb4 {1-0 (48) Carlsen,M (2872)-Gelfand,B (2740) London 2013 CBM 154 [Nielsen,Peter Heine]}) 17... Ng4 {[%csl Gg4][%cal Rc7h2]} 18. Qh3 Qf4 19. Ne2 (19. Be2 {is more complex.} Nh6 20. Bd3 Bf6 21. Ne2 Qg4 22. Qxg4 Nxg4 23. Bxf6 Nxf6 24. Nc3) 19... Qg5 20. f3 Nh6 21. f4 Qg6 22. Ng3 Rfd8 23. Bd3 Qg4 24. Qxg4 Nxg4 25. Bb6 {[#]} Rd7 (25... Ba4 $1 $17 {[%cal Ra4d1]} 26. Rd2 (26. Bxd8 $2 Bc5+ 27. Kf1 Bxd1 $19) 26... Rd6) 26. Be2 {Threatens to win with Rxd7.} Ra6 27. Rxd7 (27. Bxg4 Rxb6 28. Rxd7 Bxd7 $17) 27... Bxd7 28. Bd4 ({Much worse is} 28. Bxg4 Rxb6 29. Re2 Bf6 $17) 28... Nf6 29. f5 Rc6 30. Rd1 {Strongly threatening Bxf6.} Bc8 31. c5 exf5 32. Bf3 Rc7 33. b4 {Black should prevent Be5.} Kf8 34. Be3 {With the idea Bf4.} g6 35. Bh6+ Ke8 36. Re1 Kd8 37. Be3 Be6 38. Ne2 axb4 39. axb4 Nd5 40. Bd2 Bf6 41. Rc1 Bb2 42. Rc2 Be5 43. Ra2 b6 44. cxb6 Nxb6 45. Ra6 {[#]} Rc2 $1 46. Be3 Nc4 47. Bg5+ Kc7 48. Ra7+ Kc8 (48... Kb6 $17 49. Rb7+ Ka6) 49. Ra8+ $11 Kc7 (49... Kd7 $11) 50. Ra7+ $1 $17 Kc8 (50... Kb6 $17 51. Rb7+ Ka6) 51. Ra8+ $11 Kc7 {Weighted Error Value: White=0.10/Black=0.12} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.16"]
[Round "3.12"]
[White "Goganov, Aleksey"]
[Black "Daneshvar, Bardiya"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2557"]
[BlackElo "2403"]
[Annotator "ChessBase"]
[PlyCount "33"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:07]} d5 {[%emt 0:00:05]} 2. c4 {[%emt 0:00:04]} e6 {[%emt 0:00:45]} 3. Nf3 {[%emt 0:00:14]} Nf6 {[%emt 0:00:32]} 4. g3 {[%emt 0:00:45]} dxc4 {[%emt 0:03:08]} 5. Bg2 {[%emt 0:02:20]} c6 {[%emt 0:01:48]} 6. a4 {[%emt 0:01:03]} c5 {[%emt 0:04:28]} 7. O-O {[%emt 0:00:07]} Nc6 {[%emt 0:00:24]} 8. dxc5 {[%emt 0:00:10]} Qxd1 {[%emt 0:01:04]} 9. Rxd1 {[%emt 0:00:13]} Bxc5 {[%emt 0:00:44]} 10. Nbd2 {[%emt 0:03:53]} c3 {[%emt 0:17:17]} 11. bxc3 {[%emt 0:03:43]} Bd7 {[%emt 0:02:23]} 12. Nb3 {[%emt 0:01:43]} Be7 {[%emt 0:01:05]} 13. Nfd4 {[%emt 0:05:28]} Rc8 {[%emt 0:15:44]} 14. Nb5 {[%emt 0:03:54]} Nd5 {[%emt 0:09:28]} 15. c4 {[%emt 0:00:55]} Ndb4 {[%emt 0:00:52]} 16. Bb2 {[%emt 0:01:27]} e5 {[%emt 0:03:45]} 17. Rxd7 {[%emt 0:00:57]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.1"]
[White "Mikaelyan, Arman"]
[Black "Gukesh D"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2487"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,27,26,22,28,24,24,22,23,23,32,21,31,28,26,32,27,27,33,16,24,16,16,3,15,0,8,0,8,0,32,14,13,8,4,9,0,7,35,31,45,22,36,33,36,23,25,23,20,29,134,107,97,77,69,55,156,155,187,187,187,187,188,187,240,237,222,0,212,216,233,233,301,298,314,312,310,314,302,296,347,337,375,395,387,400,387,391,348,229]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. e3 Nbd7 8. Bd3 {White has an edge.} Bd6 9. O-O c6 {9...c6 is better than 9...0-0.} 10. Bf4 Qc7 11. Qd2 O-O 12. h3 Nh5 {[%cal Rh5f4]} 13. Bxd6 Qxd6 {[#]} 14. a4 $146 ({Predecessor:} 14. Na4 Nhf6 15. Qc2 a5 16. a3 b6 17. Rfc1 Rfc8 18. Ne5 g6 19. f4 c5 20. Nc3 cxd4 21. exd4 {½-½ (71) Sethuraman,S (2644)-Sadhwani,R (2555) Biel 2021}) 14... a5 15. Rab1 Nhf6 16. Qc2 Rfe8 17. Rfc1 h6 18. Nd2 Qe7 19. Ne2 Nb6 20. Ng3 Nc8 21. Qc3 Nd6 22. b4 axb4 23. Qxb4 Qd8 24. Nb3 h5 25. a5 h4 26. Ne2 Nfe4 {With the idea ...Bxh3!} 27. Nf4 Bf5 28. a6 $36 {[%mdl 2048] White is more active.} bxa6 29. Na5 Qg5 (29... Nxf2 $1 $11 {keeps the balance.} 30. Kxf2 (30. Bxf5 Nxf5 31. Nxc6 Qg5 $15) 30... Qg5) 30. Qe1 ({And not} 30. Nxc6 Nxf2 31. Bxf5 Nxf5 $11) 30... Nf6 {Strongly threatening ...Qxf4!} 31. Bxf5 Qxf5 32. Nxc6 Nc4 (32... g5 $14 33. Ne2 Nc4) 33. Qb4 $1 $16 {Black must now prevent Ne7+.} Qe4 {[#] White should prevent ...Nxe3!} 34. Nxd5 {[%mdl 576] Remove Defender} Nxd5 35. Qxc4 Rac8 36. Qxa6 Nc3 (36... Rc7 $142 37. Kh1 Rec8) 37. Rb6 $18 Nd5 38. Rbb1 Nc3 $1 {[#]} 39. Na7 {[%cal Ra7c8]} Rc7 {[#]} 40. Qf1 $1 Re6 (40... Rxa7 41. Rxc3) 41. Nb5 Nxb1 42. Nxc7 ({Don't play} 42. Rxc7 Rg6 $18) 42... Rb6 {intending ...Nd2.} 43. Nb5 Nd2 {[#]} 44. Nc3 $1 {[%mdl 512]} Qf5 (44... Qc6 45. Qd3) 45. Qe2 Rb2 {[#]} 46. Ne4 $1 {[%mdl 512]} Nc4 ({Stronger than} 46... Qxe4 47. Rc8+ Qe8 48. Rxe8+ Kh7 49. Qh5#) 47. Qxc4 {Hoping for d5.} Qxe4 48. Qc8+ Kh7 49. Qg4 {Weighted Error Value: White=0.09/Black=0.17} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.2"]
[White "Sychev, Klementy"]
[Black "Kunal, M.."]
[Result "1-0"]
[ECO "E51"]
[WhiteElo "2555"]
[BlackElo "2290"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,61,10,14,12,14,26,15,41,26,30,28,19,33,26,15,14,15,38,-16,0,0,-26,0,-24,0,0,0,25,14,75,67,242,243,243,237,375,373,826,821,807,793,755,745,710,448,584,576,559,416]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 d5 6. Nf3 c5 7. a3 Bxc3 8. Bxc3 cxd4 {E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} 9. Nxd4 Nc6 10. cxd5 Nxd5 {The position is equal.} 11. Nxc6 bxc6 {[#]} 12. Bd2 $146 ({Predecessor:} 12. Bd4 Ba6 13. Bxa6 Qa5+ 14. b4 Qxa6 15. Qe2 Qb5 16. Bc5 Rfb8 17. Bd6 Rb7 18. Qxb5 cxb5 {½-½ (55) Das,A (2530)-Gulkov,I (2406) Chess.com INT 2020}) 12... Qb6 13. Qc2 Ba6 14. e4 {Threatens to win with Bxa6.} Bxf1 15. Rxf1 Nc7 16. O-O-O (16. Rc1 $14) 16... c5 $11 17. Be3 Rfc8 18. Kb1 Nb5 {And now ...Nxa3+ would win.} 19. Ka2 Nd4 20. Qc4 {[%cal Re3d4]} e5 21. f4 Rab8 {[#]} (21... exf4 $11 {keeps the balance.} 22. Bxf4 Rf8) 22. Rf2 $1 $16 Nc6 $2 {A mistake that costs the game.} (22... exf4 $14 23. Bxf4 Qb5 24. Qxb5 Rxb5) 23. Rd7 $18 (23. Bxc5 $6 Qb5) 23... Nd8 24. Re7 {[%cal Re7e8]} ({Don't do} 24. fxe5 $6 Rb7) 24... Ne6 (24... h6 {might work better.} 25. Re8+ (25. fxe5 Rc7 $16) (25. Rxe5 Nb7 $16) 25... Kh7 26. Rxe5 (26. fxe5 Qc7 $16) 26... Qb7) 25. f5 Rc7 $2 (25... Qd6) 26. fxe6 {White is clearly winning.} Rxe7 27. exf7+ Kf8 28. Bxc5 {[%mdl 64] [#] Double Attack} Qc7 29. Rd2 g6 30. Qd5 {aiming for Bd6!} Rc8 31. Bd6 {Weighted Error Value: White=0.16/Black=0.37} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.3"]
[White "Daghli, Arash"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2427"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,6,24,-2,-2,0,1,0,0,0,0,1,8,8,8,2,27,11,14,10,20,16,27,-9,0,-2,11,0,0,0,6,2,35,27,39,29,37,45,28,52,47,50,47,6,9,9,9,9,30,16,27,0,13,9,100,0,140,156,148,125,432,429,580,582,570,497,514,482,356,350,783,634,2722,2504,29973,29975,29976,29977,29977,29977,29986,29987,29988,29989,29990,29991]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. a4 {C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Be7 7. Nc3 a6 8. Bf1 {The position is equal.} e4 9. Nxe4 Nxe4 10. Rxe4 d5 11. Re1 O-O 12. d4 Bf5 {[#]} 13. Bd3 $146 ({Predecessor:} 13. c3 Bd6 14. b4 a5 15. b5 Ne7 16. Nh4 Be6 17. Bd3 Ng6 18. Nxg6 hxg6 19. Rxe6 fxe6 {½-½ (25) Asis Gargatagli,H (2475)-Lopez Martinez,J (2524) Linares 2021}) 13... Qd7 14. Bf4 Bxd3 15. Qxd3 Bd6 16. Bd2 Rae8 17. Qb3 b6 18. Kf1 Qf5 19. h3 Re4 20. g4 Qe6 21. Ng5 Rxe1+ ({Don't play} 21... Nxd4 $6 22. Qd3 $16) 22. Rxe1 Qg6 23. Qxd5 Qxc2 {[#]} 24. Re8 $1 Nd8 {[#]} 25. Rxd8 Rxd8 26. Qxf7+ Kh8 {[#]} 27. Qe6 $1 $40 {[%mdl 128] White attacks.} Rf8 ({Weaker is} 27... Qxd2 28. Nf7+ Kg8 29. Nxd8+ Kh8 30. Qe8+ Bf8 31. Qxf8#) 28. Nf7+ $1 Rxf7 $1 29. Qxf7 {Qe8+ would kill now.} Qxa4 30. g5 {Black must now prevent Bf4.} (30. d5 {keeps more tension.} Qe4 31. Bc3 Qb1+ 32. Kg2 Qe4+ 33. Qf3) 30... Qc6 31. Qe6 {White threatens Qc8+ and mate.} Qa8 (31... Qf3 $11 {keeps the balance.}) 32. f4 ({White should play} 32. d5 $16) 32... Qg8 (32... Qf3+ $11 {remains equal.} 33. Ke1 Qh1+ 34. Ke2 Bf8) 33. d5 $16 Qxe6 34. dxe6 {[%mdl 4096] Endgame KB-KB} Kg8 $2 {[%mdl 8192] Black cannot hold the game after this.} (34... g6 $16 {is tougher.}) 35. f5 $18 Be5 36. b3 Kf8 37. Ke2 Ke7 {next ...g6 is good for Black.} 38. Kd3 g6 39. Ke4 Bb2 (39... Bg3 40. Bc3 Bh4) 40. h4 gxf5+ 41. Kxf5 c5 42. h5 {White mates.} b5 43. g6 hxg6+ 44. hxg6 c4 45. bxc4 bxc4 46. Bg5+ Kf8 47. e7+ {[%mdl 32768] Weighted Error Value: White=0.07/Black=0.52. An unexpected result.} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.4"]
[White "Narayanan.S.L"]
[Black "Sturt, Raven"]
[Result "1-0"]
[ECO "D45"]
[WhiteElo "2647"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,71,0,0,0,21,21,33,26,25,0,9,12,11,11,23,16,27,20,15,25,39,28,38,27,48,15,86,48,91,88,95,93,108,114,105,90,214,240,212,221,378,372,363,353,513,505,492,366,920,911,29979,29980,29955,29947]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. b3 O-O 8. Be2 b6 9. O-O Bb7 10. Bb2 Qe7 11. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32] D45: Semi-Slav: 5 e3.} Rac8 {[#] 11...a6 is becoming the main line.} 12. a5 $146 ({Predecessor:} 12. e4 dxe4 13. Nxe4 Nxe4 14. Qxe4 Nf6 15. Qh4 c5 16. Rfe1 Ne4 17. d5 Qxh4 18. Nxh4 {½-½ (45) Katalov,A-Zitinskas,L (1820) Lithuania 2012}) 12... Bb8 13. Rfc1 {White is slightly better.} c5 14. a6 Ba8 15. cxd5 exd5 16. Qf5 Qe6 17. Bd3 g6 18. Qxe6 fxe6 19. Nb5 Ne4 20. Rc2 cxd4 21. Rxc8 ({Much weaker is} 21. Bxd4 Nec5 $17) 21... Rxc8 22. exd4 Nd6 (22... g5 $11 {keeps the balance.}) 23. Ba3 Nxb5 24. Bxb5 Nf6 25. Ng5 e5 26. dxe5 Bxe5 27. Re1 Ne4 {Loses the game.} (27... Bf4 $16 {is a better defense.}) 28. Nxe4 $18 dxe4 {[#]} 29. Rd1 Kf7 $2 (29... h5 30. h3 g5) 30. Rd7+ {[%mdl 64] Double Attack} Kf6 {intending ...Rc7.} 31. Rxa7 Bc6 (31... Bd4 {was necessary.} 32. Kf1 g5) 32. Bxc6 Rxc6 33. Ra8 Kg5 $2 (33... Rc2 34. Rf8+ Ke6) 34. Re8 Bd6 {[#]} 35. a7 $1 Bxa3 36. h4+ {[%mdl 64] Promotion.  Weighted Error Value: White=0.11/Black=0.65} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.5"]
[White "Erigaisi Arjun"]
[Black "Tahbaz, Arash"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2634"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "186"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,186,13,13,16,14,17,12,17,17,14,12,15,16,10,25,24,22,30,31,21,23,23,31,32,44,41,29,10,48,49,42,5,25,0,47,24,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,-6,0,0,0,-10,-15,-15,-15,-15,-15,-16,-16,-16,0,-16,-16,-16,0,-16,-16,-16,-16,-16,-16,-16,0,-16,0,-16,0,-50,-16,-16,-16,-16,-16,-16,0,-16,0,-16,-16,-16,0,-16,0,-16,0,-16,0,-16,0,-16,0,-16,-16,-16,-16,-16,-16,-16,0,-24,-17,-17,0,-13,-13,-24,-24,-24,-24,-47,-54,-74,-71,-71,-28,-74,-36,-292,-137,-285,-284,-272,-8,-8,-8,-18,0,0,0,0,0,0,0,-368,-139,-2614,-2289,-29950,-29949,-4698,-9579,-29970,-29971,-29973,-29974,-29973,-29975,-29974,-29974,-29973,-29972,-29979,-29980,-29981,-29982,-29984,-29985,-29987,-29988,-29988,-29989]} 1. d4 Nf6 2. Bg5 Ne4 3. Bf4 d5 4. e3 c5 5. Nd2 Nxd2 6. Qxd2 {A45: Trompowsky Attack.} Nc6 {6...cxd4 is vanishing.} 7. Nf3 cxd4 8. exd4 {The position is equal.} Bf5 9. Ne5 Qb6 10. c3 e6 {[#]} 11. Bd3 $146 ({Predecessor:} 11. Be2 f6 12. Nd3 Kf7 13. O-O g5 14. Bg3 h5 15. f4 h4 16. Bf2 Bh6 17. fxg5 Bxg5 {1-0 (27) Zimmermann,R (2173)-Lehmann,R (1561) Playchess.com INT 2020}) 11... Nxe5 12. Bxe5 ({But not} 12. Bxf5 Nc4 $17) 12... Bxd3 13. Qxd3 f6 ({Wrong is} 13... Qxb2 $2 14. Rb1 $18) 14. Bg3 Be7 15. O-O O-O 16. Rae1 Rfe8 17. Re2 Bd6 18. f4 (18. Rfe1 {seems wilder.} Bxg3 19. hxg3 Re7 20. g4 Qd6 21. Qe3) 18... Qa6 19. Qxa6 bxa6 20. Rfe1 Kf7 21. Kf2 f5 22. Ke3 a5 23. Kd3 a4 24. Rc1 Rec8 25. Rce1 Re8 26. Rf1 Rab8 27. Be1 Rb6 28. g3 Reb8 29. Rff2 h6 30. Rc2 g5 31. fxg5 hxg5 32. Bd2 g4 33. Bc1 Rc6 (33... Ke7 {feels hotter.} 34. c4 dxc4+ 35. Rxc4 Rb4 36. Rc6 R8b6) 34. Bf4 (34. Rce2 {with more complications.} Bc7 35. Rf1 Rc8 36. Bd2 Rb8 37. Bc1) 34... Bxf4 35. Rxf4 $11 {[%mdl 4096] Endgame KRR-KRR} Rcb6 36. Rff2 Kf6 37. Rfe2 R6b7 38. Ke3 Rb6 39. Kf2 Rb5 40. Ke1 R5b6 41. Kd1 R8b7 42. Kc1 Rc7 43. Re3 Rc8 44. Rf2 Rc7 (44... Rcb8 {is more complex.} 45. Rfe2 Kf7 46. Re5 Rc8 47. R5e3 Rc7) 45. Rc2 Rc8 46. Re1 Rc7 47. Rh1 Rh7 48. Rg1 Rhb7 49. Rgg2 Rc7 50. Rge2 Rc8 51. Kd2 Rcb8 52. Ke3 R6b7 53. Kf4 Rb6 54. Rf2 R6b7 55. Ke3 Rb6 56. Rfd2 R6b7 57. Kd3 Rb6 58. Re2 R6b7 59. c4 dxc4+ 60. Kxc4 Rb4+ 61. Kd3 R8b6 62. Red2 Rb8 63. Ke3 R4b7 64. Ke2 Rh8 65. Kd1 Rd8 66. Rc4 Rdb8 67. Kc1 Rb4 68. Rc6 R8b6 69. Rc3 Rd6 $1 70. Rcd3 Rc6+ 71. Kb1 Rbc4 {[%csl Gc6][%cal Rc4c1]} (71... Rc7 {keeps more tension.} 72. Re3 Rd7 73. Red3 Rd5 74. Kc2 Rc4+) 72. a3 $2 {[%mdl 8192]} ({White should try} 72. b3 $15 axb3 73. axb3) 72... Rc1+ $19 73. Ka2 R6c2 74. d5 exd5 $2 (74... e5 $19 {Hoping for ...Ke7.} 75. d6 Rxd2 76. Rxd2 Rc8) 75. Rxd5 $11 Rxd2 76. Rxd2 $19 {KR-KR} Rh1 77. b3 Ke5 78. bxa4 Ke4 79. Kb3 Ke3 80. Rd5 $2 {[%mdl 8192]} (80. Rc2 $1 $11 {and White has nothing to worry.}) 80... f4 81. Re5+ $2 {[%mdl 8192] [#]} (81. gxf4 $17 Rxh2 82. f5) 81... Kf2 $1 82. gxf4 Rxh2 83. f5 Rh5 84. Rb5 a6 {Black mates.} 85. Rc5 {[#]} g3 $1 {[%cal Rg3g2]} 86. Rc2+ Kf3 87. Rc3+ Kg4 88. f6 Rf5 89. Rc6 g2 90. f7 Rxf7 91. Rg6+ Kf3 92. Kb4 Rf4+ 93. Ka5 Rg4 {Weighted Error Value: White=0.08/Black=0.07} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.6"]
[White "Davtyan, Artur"]
[Black "Pantsulaia, Levan"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2453"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,62,40,50,0,-1,-12,-10,-14,0,0,0,0,3,-5,-5,-11,0,-18,-12,-15,-12,-25,-25,-31,-31,-16,-33,-20,0,0,0,-8,0,0,0,0,0,10,38,44,72,0,0,0,34,19,29,21,35,43,39,32,43,6,3,6,11,0,16,29,29,0,0,0,0,0,0]} 1. d4 c5 2. d5 g6 3. e4 Bg7 4. Nf3 d6 5. Be2 Nf6 6. Nc3 O-O 7. O-O Na6 8. h3 Nc7 {A43: Schmid Benoni.} 9. Bf4 ({White should try} 9. Re1 $14) 9... b5 $1 $11 10. e5 dxe5 11. Bxe5 {[#]} Nfxd5 $146 ({Predecessor:} 11... a6 12. d6 exd6 13. Bxd6 Re8 14. Bxc5 Bb7 15. Re1 Qc8 16. Be3 Ne6 {½-½ (29) Hjorth,J (1970)-Rozhnev,I (2205) ICCF email 2016}) 12. Nxd5 Nxd5 13. Bxb5 {Hoping for Bc6.} Bb7 14. Qd2 Qb6 15. Bc4 Rad8 16. c3 f6 17. Bg3 e5 18. Qc2 Kh8 19. Rfe1 Ne7 20. Nd2 Nf5 21. Bh2 Nh4 (21... Bh6 {feels hotter.} 22. Rad1 Kg7 23. Bd3 Bxd2 24. Rxd2 Nh4) 22. Bf1 Qc6 23. f3 $1 Bh6 24. Ne4 Nf5 25. Qf2 Qb6 26. Kh1 Bf4 (26... Bxe4 $5 27. fxe4 Rd2 $1 $11 {[%mdl 64] Double Attack}) 27. Qxc5 Ne3 28. Qxb6 (28. Bg1 $16 Nc2 {[#]} 29. Qxf8+ $1 (29. Qxb6 axb6 30. Bxb6 Ra8 $15) 29... Rxf8 30. Bxb6 axb6 31. Nd6) 28... axb6 29. Rac1 f5 30. Bxf4 exf4 31. Ng5 {aiming for Ne6.} Bd5 {White must now prevent ...h6.} 32. h4 Bxa2 33. Nh3 Rd2 34. Nxf4 Nxf1 35. Rxf1 Rxb2 36. Rfd1 Bc4 37. Rd7 Rf7 38. Rxf7 Bxf7 {The position is equal.} 39. Nd3 Rd2 40. Ne5 Ba2 {Weighted Error Value: White=0.10/Black=0.06} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.7"]
[White "Puranik, Abhimanyu"]
[Black "Bharath Subramaniyam H"]
[Result "1-0"]
[ECO "A38"]
[WhiteElo "2568"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,119,42,29,34,68,70,80,53,67,60,98,94,91,95,80,87,87,87,95,103,88,70,75,68,75,75,75,75,75,74,75,75,75,75,75,75,75,75,75,75,75,35,75,51,75,75,75,74,75,68,75,75,75,72,68,72,75,75,75,75,75,75,75,75,75,75,77,75,75,75,79,79,86,83,117,107,104,98,148,123,661,655,539,448,430,381,12841,12839,12841,12841,29990,29991,29996,29997,29997,29996,29996,29997,29997,29998]} 1. c4 Nf6 2. Nc3 c5 3. g3 Nc6 4. Bg2 g6 5. a3 Bg7 6. Rb1 a5 7. d3 O-O 8. Nf3 d6 9. O-O e5 10. Bg5 h6 11. Bxf6 Bxf6 12. Ne1 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} Be6 13. Nc2 Bg7 14. Ne3 {White is better.} Rb8 15. Ned5 f5 16. b4 axb4 17. axb4 cxb4 18. Nxb4 e4 {[#] Hoping for ...Nxb4.} 19. Nb5 $146 ({Predecessor:} 19. Nbd5 Bxd5 20. Nxd5 exd3 21. Qxd3 Kh7 22. e4 Nd4 23. exf5 gxf5 24. Rb6 Kh8 25. Rfb1 {1-0 (52) Jere,D (2370)-Klaasen,C (2180) Windhoek 2014}) 19... Nxb4 20. Rxb4 Qe7 21. dxe4 d5 $1 22. exd5 {Black must now prevent d6.} Qxb4 23. dxe6 Qxc4 {[#]} 24. e7 $1 Qxb5 25. exf8=Q+ Bxf8 26. Qc2 Qc5 27. Qb3+ Kg7 28. Qb2+ Kh7 29. Rc1 Qd6 30. Qb5 Bg7 31. h4 h5 32. Bf3 ({Don't play} 32. Bxb7 f4 $11) 32... Qe7 33. Kg2 Rd8 34. Qa5 Kh6 35. Rc4 Kh7 36. Rc7 Rd7 37. Rc8 Qe6 38. Qb5 Re7 39. Rd8 Qe5 40. Qb4 Qc7 41. Qd2 Qe5 42. Rd5 Qc3 43. Qf4 Qc7 44. Qa4 Qc6 45. Rb5 Qd6 46. Qb3 Qf6 47. e3 Qc3 48. Qd1 Qc4 49. Qb1 {Threatens to win with Rxf5!} Qc3 {[#]} 50. e4 $1 {[%cal Re4f5]} Bd4 $2 {[%mdl 8192] A mistake that costs the game.} (50... f4 $16) 51. exf5 $18 Qd2 52. fxg6+ Kg7 53. Qf1 Kxg6 $2 (53... Qe1 54. Qxe1 (54. Bxb7 Bxf2 55. Qxe1 Bxe1 $18) 54... Rxe1 55. Bxh5 b6) 54. Qb1+ Kg7 55. Rg5+ Kf8 56. Qf5+ {White mates.} Rf7 57. Qc8+ {[%mdl 64] Double Attack} Ke7 58. Qxb7+ Kf8 59. Qc8+ Ke7 60. Qc7+ {Weighted Error Value: White=0.04/Black=0.30} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.8"]
[White "Petrosian, Tigran L."]
[Black "Pour Agha Bala, AmirrezaI"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2562"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,157,-5,31,11,16,20,20,4,12,10,15,13,22,0,14,-15,-15,-25,-25,-36,-39,-50,-56,-39,-8,-15,-8,-33,17,16,23,23,23,23,20,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,-16,0,0,0,-3,129,138,106,131,147,72,79,-47,180,0,0,0,0,0,0,-163,0,-607,-608,-577,-69,-71,-78,-77,-74,-70,-95,-65,-78,-70,-85,-97,-93,-108,-62,-54,-13,-7,0,0,0,0,0,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,-113,-100,-93,-95,-89,36,57,23,-166,-164,-235,-235,-235,-223,-210,-14,-14,0,0,0,-22,-22,-22,-22,-22,-22,-22,-22,-22,-22,-22,-22,-22,-22,-20]} 1. Nf3 Nf6 2. d4 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 d6 6. h3 Nc6 7. c3 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} Nd7 8. O-O e5 9. Bh2 Qe7 10. a4 a5 11. Na3 f5 12. Nb5 {[#]} Nb6 $146 ({Predecessor:} 12... Nf6 13. Qd2 e4 14. Ne1 g5 15. Nc2 Bh6 16. c4 Ne8 17. c5 f4 18. cxd6 Nxd6 19. Nxd6 cxd6 {0-1 (56) Hryhorenko,T-Chulivska,V (2058) Simferopol 2001}) 13. Rc1 Be6 14. c4 Bf7 15. b3 Rad8 16. Qd2 Nb4 17. Rfd1 c5 18. Ne1 Rfe8 19. Bf1 Bh6 {And now ...exd4 would win.} 20. dxc5 dxc5 21. Qe2 Bg7 22. g4 Be6 23. Qf3 Nc6 24. Qg2 Nc8 25. Be2 Nd6 26. Bf3 Nf7 27. Bd5 Bxd5 28. cxd5 Nb4 29. Nc2 b6 30. Nca3 fxg4 31. hxg4 e4 32. d6 Qf6 33. Nc4 Nd3 {[#]} (33... Ng5 $11) 34. Rxd3 $1 $16 {[%mdl 512]} exd3 35. Rd1 Ng5 36. Qd5+ {[%mdl 1024] White has strong compensation.} Kh8 37. Kg2 (37. f4 $16 Ne4 38. g5) 37... Ne4 (37... Re4 $1 $15 {stays ahead.} 38. Bf4 Rxf4 39. exf4 Ne6) 38. f3 $2 (38. Bg3 $18) 38... Qh4 $11 {( -> ...Qf2+)} 39. Rf1 Ng5 {Hoping for ...Rf8.} 40. Bf4 Qh3+ 41. Kf2 $2 (41. Kg1 $11 {and White is okay.} h6 42. Nc7) 41... Bf6 $2 42. Nd2 $2 {[%mdl 8192]} (42. Kg1 $11) 42... Ne6 $1 $19 43. Be5 {[#]} Bxe5 (43... Ng7 $1 $19 44. Qxd3 Bxe5) 44. Qxe5+ $15 Ng7 45. Qg3 Qxg3+ 46. Kxg3 Rxe3 47. Nc4 Re2 48. Rd1 Ne6 49. Rxd3 g5 50. Rd5 Kg7 51. Nc7 h6 (51... Kg6 $5 {[%cal Re6f4]} 52. Nxe6 Rxe6 $17) 52. Rd2 $1 {[%cal Rd2e2]} Nf4 {next ...Rxd2 is good for Black.} 53. Rxe2 Nxe2+ $11 {[%mdl 4096] Endgame KRN-KNN} 54. Kf2 Nd4 55. Ke3 h5 56. gxh5 {Threatening Ke4.} Nf5+ 57. Ke4 Kf6 (57... Nxd6+ $2 58. Nxd6 Kf6 59. Nce8+ Ke6 60. h6 $18) 58. h6 Rd7 59. Nd5+ Ke6 60. Nc7+ (60. Ndxb6 Nxd6+ 61. Nxd6 Rxd6 $17) 60... Kf6 61. Nd5+ Ke6 62. h7 (62. Ndxb6 Nxd6+ 63. Nxd6 Rxd6 $17) (62. Nc7+ $11 {keeps the balance.} Kf6) 62... Ng3+ $17 ({Don't play} 62... Rxh7 $6 63. Nc7+ Kf6 64. Nd5+ Ke6 65. Nc7+ Kf6 66. Nd5+ Ke6 $11) 63. Kd3 Rxh7 64. Ndxb6 {[#] Black must now prevent d7.} Rb7 ({Better is} 64... Rh6 $1 $17 {Threatens to win with ...Nf5.} 65. Nxa5 Kxd6 66. Nbc4+ Kc7) 65. d7 $14 Ke7 {[#]} 66. Ne3 $2 Kd8 $19 ({Stronger than} 66... Rxb6 67. Nd5+ Kxd7 68. Nxb6+ Ke6 69. Nc4 $16) 67. Ned5 (67. Nec4 $142) 67... Nh5 68. Kc4 {Kb5 is the strong threat.} Nf4 69. Nxf4 {Threatening mate with Ne6+!} gxf4 $2 (69... Rxb6 $19 70. Nd3 Kxd7 71. Nxc5+ Ke7) 70. Kxc5 {KR-KN. The position is equal.} Rc7+ 71. Kd6 Rc3 {[%mdl 64] Double Attack} 72. Nc4 (72. b4 {with more complications.} Rxf3 73. Nd5 Rf2 74. bxa5 f3 75. a6) 72... Rd3+ ({Inferior is} 72... Rxf3 73. Ne5 Rd3+ 74. Nxd3 f3 75. Ne5 f2 76. Nf7#) 73. Ke5 Rxf3 74. Nxa5 Kxd7 75. Ke4 Rf1 76. Nc4 Ke6 77. Nd2 Rf2 78. Nf3 Kd6 79. Kxf4 {Weighted Error Value: White=0.26/Black=0.33} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.9"]
[White "Nadanian, Ashot"]
[Black "Sivuk, Vitaly"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2317"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,13,29,5,15,12,31,2,37,-2,0,0,0,0,0,-9,1,-22,20,0,0,-72,-45,-50,-56,-105,-87,-112,-102,-101,-94,-150,-165,-161,-151,-151,-156,-146,-154,-167,-131,-142,-126,-152,-157,-232,-218,-231,-217,-226,-225,-331,-223,-228,-227,-293,-294,-386,-385,-439,-322,-317,-213,-189,-141,-145,-141,-173,-175,-203,-206,-213,-213,-213,-213]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Nbd7 7. Be2 g6 8. Bg5 {White is slightly better.} Bg7 9. O-O O-O {[#]} 10. Rad1 $146 ({Predecessor:} 10. Qe3 Re8 11. Rad1 Qb6 12. a3 Qc5 13. Nb3 Qc7 14. a4 b6 15. f4 Bb7 16. Bh4 Rac8 17. Bg3 Bh6 18. Qd4 Nc5 19. Nxc5 bxc5 20. Qc4 Red8 21. e5 {½-½ (21) Piscopo,P (2392)-Agrest,E (2561) Arvier 2007}) 10... Qb6 11. Nb3 Qc7 12. Qe3 Re8 13. Bh6 Bh8 14. f4 b5 {[%cal Bb7b5,Bb5b4,Bb4c3][%mdl 32]} 15. e5 (15. f5 $11) 15... dxe5 $17 16. fxe5 Nxe5 {...Neg4! is the strong threat.} 17. Qg3 b4 $1 {[%cal Rb4c3]} 18. Bf4 bxc3 19. Bxe5 Qa7+ 20. Bd4 {[#]} (20. Kh1 $142) 20... Ne4 $1 {[%mdl 512]} 21. Qe3 Bxd4 22. Rxd4 Nd6 23. bxc3 Bf5 24. Qe5 Bxc2 25. Kh1 Rab8 26. Nc5 a5 27. h4 (27. Bg4 $17) 27... Rec8 28. Ne6 {[%csl Ge6][%cal Re5g7]} f6 ({Not} 28... fxe6 29. Qxe6+ Kh8 30. Qe5+ Kg8 31. Qe6+ Kh8 32. Qe5+ Kg8 33. Qe6+ $11) 29. Qe3 Qb6 $1 30. g4 (30. Qh6 {keeps fighting.} Nf5 {[%mdl 64] Discovered Attack} 31. Rxf5 Qxe6 {[%mdl 64] Double Attack} 32. Rf2) 30... Nf7 31. Bf3 {[#] intending Bd5.} Ba4 $1 {[%mdl 512]} 32. Kg1 (32. g5 Bc6) 32... Bc6 {Threatens to win with ...Bxf3.} 33. Bd1 {[#]} Bd5 $1 {[%mdl 512]} 34. Re1 (34. Nf4 Bxa2) 34... Bxe6 35. Qxe6 Qxe6 ({Less strong is} 35... Rxc3 36. Qxb6 Rxb6 37. Rxe7 $15) 36. Rxe6 {Black is clearly better.} Rc7 ({But not} 36... Rxc3 37. Rxe7 Rb1 38. Kf2 $15) 37. Bb3 Kf8 38. Ra6 Rxc3 39. Rxa5 Ne5 {Hoping for ...Nf3+.} 40. Re4 {[#]} Nf3+ $1 41. Kf2 {[#]} Nd2 $1 {[%cal Rd2e4] Weighted Error Value: White=0.27/Black=0.14} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.10"]
[White "Nikitenko, Mihail"]
[Black "Simonian, Hrair"]
[Result "0-1"]
[ECO "B42"]
[WhiteElo "2499"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,107,42,46,51,49,46,66,46,46,46,48,46,41,35,74,73,91,81,72,75,85,45,62,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-162,-161,-168,-164,-136,-151,-181,-181,-173,-104,-174,0,-116,0,-190,-177,-185,-170,-167,-158,-126,-83,-252,0,-104,-112,-150,-74,-320,-290,-553,-544,-587,-571,-1536,-1495,-1617,-1526,-1337,-1343,-1254,-1387,-1344,-1370,-1339,-1142,-1288,-1244,-2460,-2566,-29984,-29984,-29983]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Qc7 6. O-O Nf6 7. Qe2 Nc6 8. Nxc6 {B42: Sicilian: Kan Variation: 5 Bd3.} dxc6 9. e5 Nd7 10. Re1 {White is slightly better.} b5 11. c4 Bb7 {[#]} 12. Bf4 $146 ({Predecessor:} 12. Nc3 Nc5 13. Bc2 b4 14. Ne4 Nxe4 15. Qxe4 O-O-O 16. Bg5 Be7 17. Bxe7 Qxe7 18. Qe3 c5 19. Rad1 g6 20. Be4 Bxe4 21. Qxe4 Qb7 {½-½ (21) Woods,T (1829)-Neatherway,A (1859) England 2013}) 12... Be7 13. Nd2 Nc5 14. Bc2 b4 15. Qg4 g5 16. Be3 $1 (16. Bxg5 Rg8 $15) 16... h5 17. Qg3 {aiming for Bxc5.} O-O-O 18. Ne4 (18. Rad1 $14) 18... Nxe4 $11 19. Bxe4 c5 20. Bxg5 h4 21. Qf4 Bxg5 22. Qxg5 h3 {Threatens to win with ...Bxe4.} 23. Qf6 Rhg8 24. g3 Rd4 $36 {[%mdl 2048] Black is pushing.} 25. Bf3 Bxf3 (25... Rxc4 {feels hotter.} 26. Rac1 Rd4 27. Rxc5 Qxc5 28. Bxb7+ Kxb7 29. Qxf7+ Kb6) 26. Qxf3 Qb7 27. Qxb7+ Kxb7 {[%mdl 4096] Endgame KRR-KRR} 28. Re2 $2 (28. b3 $11) 28... Rgd8 $1 $19 ({But not} 28... Rxc4 $6 29. Rd2 $11) 29. f3 Rxc4 30. Kf2 Rd3 31. g4 Rf4 $1 32. Re3 Rd2+ (32... Rxe3 $1 $19 33. Kxe3 Rc4) 33. Re2 (33. Kg3 $17 Rc4 34. b3) 33... Rd3 (33... Rfd4 $19 34. a3 b3) 34. Re3 $17 {[#]} Rd2+ (34... Rxe3 $1 $17 35. Kxe3 Rc4) 35. Re2 $19 Rfd4 36. b3 Kc6 37. Rae1 a5 38. Kg3 R2d3 39. Rf2 $2 (39. Rc1 $17 {might work better.}) 39... Rd2 $2 ({Better is} 39... a4 $1 $19 40. bxa4 Rd2) 40. Ree2 (40. Rfe2 $1 $11 {remains equal.}) 40... Rxe2 $17 41. Rxe2 {KR-KR} a4 (41... Kd5 $142 42. Kxh3 c4 43. bxc4+ Rxc4) 42. bxa4 $2 (42. Kxh3 $17 {was forced.} axb3 43. axb3) 42... c4 $19 43. Rc2 $2 (43. f4) 43... Kd5 44. Kxh3 Rd1 45. Kg3 c3 46. Kf2 Kd4 47. Re2 Kd3 {And now ...Rd2 would win.} 48. Re3+ Kd2 {...Rf1+! is the strong threat.} 49. Re2+ {[#]} Kc1 $1 50. Re4 Rd2+ 51. Ke3 Rb2 52. a3 bxa3 53. Kd3 Rb3 54. Kd4 {Weighted Error Value: White=0.49/Black=0.18} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.11"]
[White "Atakhan, Abtin"]
[Black "Quparadze, Giga"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2319"]
[BlackElo "2495"]
[Annotator "ChessBase"]
[PlyCount "110"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:06]} 2. c4 {[%emt 0:00:14]} e6 {[%emt 0:00:05]} 3. g3 {[%emt 0:00:11]} Bb4+ {[%emt 0:00:06]} 4. Bd2 {[%emt 0:00:09]} a5 {[%emt 0:00:04]} 5. Nf3 {[%emt 0:00:10]} O-O {[%emt 0:00:10]} 6. Bg2 {[%emt 0:00:10]} d5 {[%emt 0:00:05]} 7. Qc2 {[%emt 0:00:07]} Be7 {[%emt 0:00:05]} 8. O-O {[%emt 0:00:12]} c6 {[%emt 0:00:03]} 9. Rd1 {[%emt 0:00:52]} Nbd7 {[%emt 0:00:08]} 10. Bf4 {[%emt 0:00:40]} a4 {[%emt 0:00:06]} 11. Nc3 {[%emt 0:03:40]} Qa5 {[%emt 0:00:54]} 12. Ne5 {[%emt 0:04:11]} Nxe5 {[%emt 0:00:14]} 13. dxe5 {[%emt 0:00:53]} Nd7 {[%emt 0:00:07]} 14. cxd5 {[%emt 0:10:53]} exd5 {[%emt 0:00:05]} 15. e4 {[%emt 0:01:55]} dxe4 {[%emt 0:00:06]} 16. e6 {[%emt 0:19:34]} fxe6 {[%emt 0:00:20]} 17. Nxe4 {[%emt 0:02:42]} Qf5 {[%emt 0:02:17]} 18. Qc4 {[%emt 0:03:19]} Nb6 {[%emt 0:00:37]} 19. Qd4 {[%emt 0:02:10]} Nd5 {[%emt 0:01:03]} 20. Bd6 {[%emt 0:01:08]} Bxd6 {[%emt 0:01:18]} 21. Nxd6 {[%emt 0:00:09]} Qf6 {[%emt 0:00:02]} 22. Qd2 {[%emt 0:01:05]} a3 {[%emt 0:00:37]} 23. bxa3 {[%emt 0:01:19]} Rxa3 {[%emt 0:00:19]} 24. Re1 {[%emt 0:01:57]} b5 {[%emt 0:02:11]} 25. Nxc8 {[%emt 0:06:16]} Rxc8 {[%emt 0:00:06]} 26. Rac1 {[%emt 0:03:24]} Nc3 {[%emt 0:01:49]} 27. Re3 {[%emt 0:06:04]} b4 {[%emt 0:06:33]} 28. Bh3 {[%emt 0:05:02]} Re8 {[%emt 0:00:43]} 29. Qd7 {[%emt 0:07:03]} Rf8 {[%emt 0:00:05]} 30. f4 {[%emt 0:03:24]} c5 {[%emt 0:06:50]} 31. Qxe6+ {[%emt 0:03:10]} Kh8 {[%emt 0:00:21]} 32. Qxf6 {[%emt 0:03:29]} gxf6 {[%emt 0:00:05]} 33. Rc2 {[%emt 0:00:08]} Rfa8 {[%emt 0:00:50]} 34. Be6 {[%emt 0:00:34]} Re8 {[%emt 0:01:06]} 35. f5 {[%emt 0:01:05]} Rd8 {[%emt 0:00:05]} 36. Bb3 {[%emt 0:01:23]} Ra7 {[%emt 0:00:35]} 37. Rf2 {[%emt 0:03:10]} Kg7 {[%emt 0:00:56]} 38. Kg2 {[%emt 0:03:27]} Rd4 {[%emt 0:00:06]} 39. Rf4 {[%emt 0:00:39]} Nxa2 {[%emt 0:02:02]} 40. Rxd4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:00]} 41. Re4 {[%emt 0:02:00]} Nc1 {[%emt 0:00:11]} 42. Rg4+ {[%emt 0:00:41]} Kh6 {[%emt 0:00:04]} 43. Be6 {[%emt 0:01:28]} b3 {[%emt 0:01:36]} 44. Kh3 {[%emt 0:11:28]} b2 {[%emt 0:00:20]} 45. Rh4+ {[%emt 0:00:08]} Kg7 {[%emt 0:00:07]} 46. Rg4+ {[%emt 0:00:03]} Kf8 {[%emt 0:00:05]} 47. Rg8+ {[%emt 0:00:03]} Ke7 {[%emt 0:00:06]} 48. Rb8 {[%emt 0:00:02]} Nd3 {[%emt 0:00:29]} 49. Bc4 {[%emt 0:00:24]} Nf2+ {[%emt 0:00:08]} 50. Kh4 {[%emt 0:01:08]} Nd1 {[%emt 0:00:05]} 51. Be2 {[%emt 0:01:21]} Ra1 {[%emt 0:00:08]} 52. Bd3 {[%emt 0:00:05]} Rc1 {[%emt 0:00:46]} 53. Be4 {[%emt 0:00:24]} Rc3 {[%emt 0:00:22]} 54. Rb7+ {[%emt 0:06:44]} Kd6 {[%emt 0:00:09]} 55. Rb6+ {[%emt 0:00:02]} Ke5 {[%emt 1:50:04]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.17"]
[Round "4.12"]
[White "Morchiashvili, Bachana"]
[Black "Paichadze, Luka"]
[Result "1-0"]
[ECO "A70"]
[WhiteElo "2319"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,111,85,71,91,109,145,91,94,103,97,97,128,97,97,106,143,153,232,239,226,214,295,305,295,278,311,306,311,330,402,401,424,418,402,427,426,426,415,397,474,483,1122,1110,1092,1049,2205,2143,2038,1929,2280,2091,2151,2143,2456,1878,1523,1320,11138,12845,693,12849,29937,29940,29943,5629,29949,11207,29948,12790,29951,29952,29950,29951,5606,272,29959,29961,29959,5057,29969,29969,29970,29971,29973,29974,29973,29972,5439,5057]} 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. h3 Bg7 8. e4 O-O 9. Bd3 Re8 10. O-O a6 11. a4 Nbd7 12. Bf4 c4 {12...Qe7 is a critical line.} 13. Bc2 ({Don't play} 13. Bxc4 $6 Nxe4 14. Nxe4 Rxe4 $11) 13... Nc5 {[%cal Rc5e4] A70: Modern Benoni: 6 e4 g6 7 Nf3.} 14. Nd2 Nh5 {[#]} 15. Be3 ({Better is} 15. Bh2 $1) 15... Nd3 $16 {White is better.} 16. Bxd3 cxd3 17. Qb1 {[#]} Qh4 $146 {[#] Black wants to play ...Bxh3!} ({Predecessor:} 17... f5 18. Qxd3 f4 19. Bd4 f3 20. Nxf3 Nf4 21. Qd1 Bxh3 22. gxh3 Bxd4 23. Qxd4 Qd7 {1-0 (38) Schwing,H (2294)-Schulz,V (2121) Baden 2020}) 18. Nf3 $1 {[%cal Rf3h4]} Qe7 19. Qxd3 Bxc3 20. bxc3 Qxe4 (20... f5 $16) 21. Qxe4 $18 Rxe4 22. Nd2 Re5 23. Nc4 $1 {[%csl LRd6,LRe5][%mdl 64] Double Attack} Re7 24. Nxd6 Nf6 25. Bg5 Kg7 26. c4 h6 {[#]} 27. Rae1 $1 Rxe1 28. Bxf6+ Kxf6 29. Rxe1 {[%mdl 4096] Endgame KRB-KRN} Bd7 30. a5 Rb8 31. c5 Ba4 32. f4 Bb3 (32... g5 $142 33. Rf1 Rf8 34. fxg5+ Kxg5) 33. c6 bxc6 34. dxc6 Be6 35. c7 Rf8 {[#]} 36. Rxe6+ $1 {[%mdl 576] Promotion} Kxe6 (36... fxe6 37. c8=Q) 37. c8=Q+ Rxc8 38. Nxc8 {KN-KP} Kd7 39. Nb6+ Kc6 40. Nc4 Kb5 41. Nd6+ Kxa5 42. Nxf7 {KN-K3P} Kb5 43. Nd6+ Kc5 44. Ne4+ Kd4 45. Nd2 Ke3 46. Nb3 Kxf4 47. Kf2 Ke5 48. Ke3 Kd5 49. Kd3 $2 (49. Na5 h5 50. g3) 49... h5 $2 (49... Ke5 $18 50. g3 h5) 50. g3 Ke5 51. Nd4 (51. Ke3 $142 Kd5 52. Na5 Kd6 53. Kd4 Ke6 54. Ke4 Kd6 55. Nb3 Ke7 56. Ke5) 51... Kf6 52. Nc6 Ke6 53. Ke4 Kd6 54. Ne5 g5 55. Nf7+ Kc5 56. Kd3 {Weighted Error Value: White=0.03/Black=0.61} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.1"]
[White "Daghli, Arash"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2427"]
[BlackElo "2555"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,84,47,39,14,38,11,14,9,16,0,0,0,0,-9,0,0,0,-33,22,17,20,24,26,29,39,26,20,31,29,20,22,22,21,22,20,18,40,0,0,0,0,0,0,0,0,-9,-9,-18,-9,-9,-9,-9,-9,-9,-18,-18,0,-31,-22,-43,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rb8 9. d4 Bb6 10. a5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 (10... Bxa5 $2 11. dxe5 (11. d5 Ne7 $18) 11... dxe5 12. Qxd8+ Kxd8 13. Bd5 $18 (13. Bxf7 Bb6 $16)) 11. h3 Bb7 12. Re1 O-O 13. Be3 exd4 ({Much weaker is} 13... Nxe4 $6 14. d5 $16) 14. cxd4 {With the idea d5.} Nb4 {14...Ne7 is the fancy move.} ({Not} 14... Nxe4 15. d5 $18) 15. Bg5 h6 16. Bh4 c5 {...g5 is the strong threat.} 17. Nc3 c4 (17... Re8 $15) 18. Bc2 $11 g5 ({But not} 18... Nxc2 19. Qxc2 Re8 20. Qd2 $11) 19. Nxg5 hxg5 20. Bxg5 {[#]} Bxd4 $146 ({Predecessor:} 20... Nxc2 21. Qxc2 b4 22. Nd5 Bxd5 23. exd5 Bxd4 24. Qxc4 Bxb2 25. Rab1 Bc3 26. Qh4 Re8 27. Rxe8+ Qxe8 28. Bxf6 Bxf6 29. Qxf6 {1-0 (74) Jakovenko,D (2681)-Jones,G (2688) Khanty Mansiysk 2019}) 21. Bb1 Bc5 {Black wants to play ...Kg7.} 22. Qf3 Kg7 23. Qg3 {[#] aiming for e5.} Nh5 24. Qg4 Bc8 $1 {[%cal Rc8g4]} 25. Qxh5 Rh8 {Threatens to win with ...f6.} 26. Bxd8 Rxh5 27. e5 Rxe5 28. Rxe5 dxe5 29. Bc7 {[%mdl 64] [#] Double Attack} Rb7 30. Bxe5+ f6 31. Bf4 f5 32. Kf1 Be6 33. Be3 Bxe3 34. fxe3 Rd7 35. Ke1 Kf6 36. Ne2 Bd5 37. g3 Be4 38. Nd4 Ke5 39. Ke2 {The position is equal.} Rg7 40. Bxe4 Kxe4 41. Rf1 {Hoping for Rf4+.} Rxg3 42. Rf4+ Ke5 {Weighted Error Value: White=0.06/Black=0.05} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.2"]
[White "Sivuk, Vitaly"]
[Black "Mikaelyan, Arman"]
[Result "1-0"]
[ECO "E14"]
[WhiteElo "2529"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,65,20,19,15,27,4,37,40,64,58,74,52,53,59,174,44,53,47,40,39,28,18,29,0,0,0,49,27,50,43,75,63,77,62,70,76,50,31,269,304,274,254,1691,1769,29990,29991,29991,29992]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. Bd3 Nbd7 6. b3 b6 7. Bb2 Bb7 8. Nbd2 Bd6 9. O-O O-O 10. Qe2 $1 {[%mdl 4] now scores much better than the old 10.Ne5.} c5 11. Rad1 {E14: Queen's Indian: Classical Variation (4 e3).} Qc7 12. Rc1 dxc4 {[#]} 13. Nxc4 $146 {White is slightly better.} ({Predecessor:} 13. Rxc4 Ba6 14. Rc2 Bxd3 15. Qxd3 Qb7 16. dxc5 Bxc5 17. Ng5 Qd5 18. Qxd5 Nxd5 19. Nde4 Be7 20. Nf3 {½-½ (46) Ageichenko,G (2355)-Kalinin,A (2425) Moscow 1997}) 13... Bxf3 14. Qxf3 Bxh2+ 15. Kh1 {Threatens to win with g3.} Bd6 16. g4 $1 e5 (16... b5 $14 17. Nxd6 {[%mdl 64] Discovered Attack} Qxd6) 17. g5 (17. Bf5 $1 $18) 17... e4 $1 $14 {[%cal Re4f3]} 18. Bxe4 Nxe4 19. Qxe4 Rfe8 20. Qd5 Bf8 21. Kg2 Rad8 {...Ne5 is the strong threat.} 22. Qf5 b5 23. Nd2 Qb7+ 24. Nf3 $1 cxd4 {[#] Strongly threatening ...Re5.} 25. Rh1 $1 {[%csl Gh1][%cal Rf5h7]} g6 26. Qh3 $40 {[%csl Gh1][%cal Rh3h7][%mdl 128] White mounts an attack.} h5 27. gxh6 Ne5 28. Bxd4 Rxd4 $2 {A mistake that costs the game.} 29. exd4 $18 Nd3 {[#] aiming for ...Nf4+.} 30. Qh4 {[%cal Rh4f6] Black must now prevent Qf6!} (30. h7+ Kh8 $16) 30... Re6 (30... Be7 31. Qg3 (31. h7+ Kh8 $11) 31... Bd8) 31. d5 Ne5 32. h7+ Kh8 33. Qd8 {[%cal Rd8f8] Weighted Error Value: White=0.10/Black=0.55} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.3"]
[White "Quparadze, Giga"]
[Black "Narayanan.S.L"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2495"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "206"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,206,30,0,0,0,28,-63,-57,-51,-55,-56,-54,-62,-43,-38,-36,-35,-28,-36,-32,-45,-17,-16,-16,-16,-17,-23,-22,-18,-18,-17,-7,-25,-25,-29,-29,-51,-52,-68,-61,-67,-60,-91,-91,-118,-110,-143,-135,-166,-164,-173,-164,-173,-172,-164,-164,-177,-159,-141,0,-165,-174,-192,-206,-204,-193,-200,-200,-193,-204,-204,-201,-207,-207,-206,-211,-210,-206,-201,-196,-207,-186,-181,-180,-201,-201,-241,-208,-206,-196,-200,-203,-196,-196,-183,-182,-182,-194,-202,-198,-243,-243,-241,-243,-237,-237,-243,-244,-424,-420,-426,-426,-426,-426,-419,-419,-419,-419,-412,-397,-405,-400,-400,-386,-377,-363,-377,-371,-366,-366,-363,-340,-304,-289,-282,-275,-275,-275,-337,-316,-275,-275,-275,-275,-275,-275,-275,-275,-254,0,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,-213,0,-213,0,-213,0,-213,-213,-269,-269,-787,-787,-775,-658,-5083,-5083,-4956,-4929,-4844,-4769,-4729,-4729,-4714,-4702,-29977,-29978,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29980]} 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 6. Be2 Bb4 7. Qd3 d5 {B45: Sicilian Four Knights.} 8. exd5 Qxd5 9. Bf3 {[#]} Ne5 $1 $15 {[%cal Re5d3] [#] Black is slightly better.} 10. Bxd5 $146 ({Predecessor:} 10. Qe3 Nxf3+ 11. Nxf3 Qe4 12. Qxe4 Nxe4 13. Bd2 Bxc3 14. Bxc3 Nxc3 15. bxc3 Bd7 16. Rb1 {0-1 (58) Schulze,D (2033)-Kickert,G (1982) Germany 2010}) 10... Nxd3+ 11. cxd3 {Hoping for Bf3.} Nxd5 12. Bd2 Nxc3 13. bxc3 Be7 14. a4 O-O 15. f4 f6 16. Be3 e5 17. fxe5 fxe5 18. Nf3 Bf6 19. O-O Bf5 20. d4 exd4 21. Bxd4 Be4 22. a5 Rac8 $36 {[%mdl 2048] Black has the initiative.} 23. Ne5 Rfe8 24. Rxf6 gxf6 25. Ng4 Kf7 {Strongly threatening ...Re6.} 26. Nxf6 Re6 27. Nxe4 Rxe4 {[%mdl 4096] Endgame KRR-KRB} 28. Rf1+ Ke8 29. Rf5 a6 30. h3 Rc7 31. Rh5 Rf7 32. Rg5 Kd7 33. Kh2 Ke6 34. Kg3 Rf5 35. Rg7 Rf7 {White must now prevent ...Rxg7+.} 36. Rg5 Ref4 37. Re5+ Kd6 38. Re8 R4f5 39. Bb6 Rg5+ 40. Kh2 h5 41. c4 Re7 42. Rd8+ Kc6 43. Rc8+ Kd7 $1 {[%cal Rd7c8]} 44. Rd8+ {[#]} Ke6 $1 45. Rh8 {Bd8 would now be nice for White.} Reg7 46. Re8+ Kf7 47. Re2 Kg6 48. Bd8 Rc5 49. Re4 Rd7 50. Bb6 Rf5 51. Re6+ Kf7 52. Re2 Rf4 53. Rc2 Kg6 54. c5 Rf6 55. Ba7 h4 56. Rc4 Kh5 57. Re4 Rd2 58. Re5+ Kg6 {Threatens to win with ...Rff2.} 59. Re4 Kf5 60. Rxh4 {[#]} (60. Rg4 {keeps fighting.}) 60... Rg6 $1 $19 61. Rg4 Rxg4 62. hxg4+ Kxg4 {KR-KB} 63. Kg1 Rd5 64. Bb6 Kf4 65. Kf1 Rd2 66. Ba7 Ke4 67. Kg1 Rd7 68. Kf2 Kd3 69. Ke1 Rf7 70. Bb6 Ke4 71. Ba7 Kf4 72. Kf2 Kg4+ 73. Kg1 Rf5 74. Bb6 Rf8 75. Bc7 Rc8 76. Bd6 Re8 77. Kf2 Re4 78. Bc7 Rc4 79. Bb6 Rf4+ 80. Kg1 Rf8 81. Bc7 $1 Rf7 82. Bb8 Rd7 83. Kf2 Rd8 84. Bd6 Re8 85. Bc7 Re4 86. Bb6 Re5 87. Kf1 Rf5+ 88. Kg1 $1 Rf8 89. Bc7 $1 Rc8 90. Bd6 Kf5 91. Kf2 Ke4 92. g4 $2 (92. Kg3) 92... Rh8 93. Kg3 Rh1 94. Bc7 Rg1+ 95. Kh4 Kf3 96. Kg5 Rxg4+ 97. Kf5 Re4 98. Be5 Ke3 99. Ke6 Kd3 {Black mates.} 100. Kd5 {[#]} Rxe5+ $1 {[%mdl 576] Deflection} 101. Kxe5 Kc4 102. Kd6 Kb5 103. Kc7 Kxc5 {Weighted Error Value: White=0.13/Black=0.06} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.4"]
[White "Tahbaz, Arash"]
[Black "Puranik, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "A31"]
[WhiteElo "2459"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,61,8,93,25,40,32,37,-20,10,-13,-5,-53,-40,-58,-51,-56,-47,-32,-36,-50,-49,-47,-51,-41,0,-91,-14,-43,-46,-78,-41,-47,-48,-68,-22,-23,-27,-13,17,17,32,-37,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 c5 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d5 6. cxd5 Bc5 7. e3 O-O 8. N5c3 a6 {8...Bf5 is becoming the main line.} (8... Bf5 $11) 9. Be2 {A31: Symmetrical English: 2 Nf3 Nf6 3 d4.} (9. Bd3 $16) 9... e4 10. Nd2 Qe7 11. Qc2 ({Better is} 11. a3 $14) 11... Re8 {[#]} 12. g4 $146 {[#] Strongly threatening g5.} ({Predecessor:} 12. Nb3 Bd6 13. Nd4 Qe5 14. Bd2 Nxd5 15. Nxd5 Qxd5 16. Qb3 Qg5 17. h4 Qe7 18. O-O-O {1-0 (43) Romanishin,O (2578)-Loncar,R (2406) Bled 2000}) 12... Bb4 13. g5 Bxc3 14. bxc3 Nxd5 15. c4 Nb4 16. Qc3 N8c6 17. a3 Nd3+ 18. Bxd3 exd3 19. Bb2 {[%csl Gb2][%cal Rc3g7] [#]} Qe5 20. Qb3 (20. h4 $11) 20... Qa5 (20... Qxg5 $17 {...Bg4 is the strong threat.} 21. O-O-O Qh5) 21. Qxd3 Qxg5 22. O-O-O {Black must now prevent Rdg1.} Qf5 (22... Qe7 {seems wilder.} 23. Rhg1 f6 24. Qc3 Kh8 25. Ne4 Rf8) 23. Qc3 {[%csl Gb2][%cal Rc3g7]} f6 24. f4 Qa5 {aiming for ...Qxc3+.} (24... Kh8 {with more complications.} 25. Rhg1 Re7 26. Rdf1 Qe6 27. e4 Bd7) 25. e4 Qxc3+ 26. Bxc3 f5 27. Rhg1 g6 28. e5 (28. Rde1 $14) 28... Be6 29. h4 {The position is equal.} Rac8 30. h5 Ne7 31. Kb2 {Weighted Error Value: White=0.28/Black=0.25} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.5"]
[White "Simonian, Hrair"]
[Black "Shahinyan, David"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2430"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,56,0,0,0,-12,0,-74,-67,-74,-58,-64,-55,-139,-141,-140,-135,-204,-141,-235,-230,-252,-241,-272,-262,-263,-253,-298,-241,-301,-306,-308,-274,-409,-343,-993,-990,-912,-708,-966,-960,-992,-995,-988,-945,-943,-908]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. dxe5 dxe5 7. Bxf7+ Kxf7 {C41: Philidor Defence.} 8. Ng5+ Kg6 (8... Kg8 $5 9. Ne6 $8 Qe8 10. Nxc7 {[%mdl 64] Double Attack} Qg6 {[%mdl 64] Double Attack} 11. Nxa8 Qxg2 $11) 9. Ne6 (9. f4 $11 {remains equal.} exf4 10. Ne6) 9... Qg8 $17 {Black is better.} 10. Nxc7 {[#]} Rb8 {[#]} 11. N7d5 $146 ({Predecessor:} 11. h4 h5 12. N7d5 Nxd5 13. Nxd5 Bf6 14. Rh3 Qe6 15. Rg3+ Kf7 16. Qf3 Nb6 17. Ne3 {0-1 (48) Hartikainen,J (2149)-Koellner,R (2330) chess.com INT 2020}) 11... Qd8 12. f4 ({White should try} 12. Qf3 $15) 12... h6 13. fxe5 Nxe5 {White must now prevent ...Nxd5.} 14. Bf4 (14. O-O $17 {was necessary.}) 14... Bd6 15. Qd4 (15. O-O $17) 15... Nxd5 $19 16. Nxd5 Nc6 17. Qd3 {[#] And now Bxd6 would win.} Bxf4 18. Nxf4+ Kh7 19. Nd5 Ne5 20. Qe3 Qh4+ 21. g3 Qg5 22. Nf4 (22. O-O-O {was worth a try.}) 22... Bg4 23. h3 $2 (23. O-O) 23... Bf3 {Black is clearly winning.} 24. Rg1 Rbe8 25. Kf2 Rhf8 26. Rgf1 h5 27. h4 Qg4 {Threatens to win with ...Rc8.} 28. Rg1 Qc8 {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.65/Black=0.22} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.6"]
[White "Gukesh D"]
[Black "Petriashvili, Nikoloz"]
[Result "1-0"]
[ECO "D87"]
[WhiteElo "2640"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,73,12,17,18,30,8,12,7,7,8,0,0,0,0,82,50,146,97,81,87,91,89,70,56,133,134,131,104,233,238,229,239,250,198,195,199,216,197,199,194,247,254,413,439,546,546,524,527,742,722,12833,12832,12841,12841,29956,12845]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. Be3 Nc6 10. O-O e6 {10...Bg4 is the modern continuation.} 11. dxc5 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} Qa5 12. f4 Rd8 13. Qe1 $5 {[%mdl 4] The position is equal. Exploring less charted territory.} Qa4 14. Bb3 Qxe4 15. Ng3 Qd3 16. Rc1 {[#]} b6 $146 (16... Bd7 $11) ({Predecessor:} 16... Bd7 17. Rf2 Be8 18. Rd2 Qa6 19. Ne4 Rxd2 20. Qxd2 Rd8 21. Nd6 Ne7 22. Bd4 Nf5 23. Bxg7 Nxg7 24. Rd1 Bc6 25. Qe3 Qa3 26. Kf2 Qb2+ 27. Rd2 Qc1 28. g4 {½-½ (28) Oger,C (2343)-Sherwood,R (2313) ICCF email 2015}) 17. cxb6 $16 Bb7 ({Black should try} 17... axb6 $14 18. Bxb6 Rd7) 18. bxa7 $1 Qa6 19. Ne4 {Hoping for Nc5.} Nxa7 20. Nc5 $36 {[%mdl 2048] Black is under strong pressure.} Qc6 {[%csl Gb7][%cal Rc6g2]} 21. Qf2 {Strongly threatening Bc2.} Ba6 ({Black should play} 21... Nb5 $14) 22. c4 Qc8 23. Na4 {Black must now prevent Nb6.} Qc6 {Loses the game.} 24. Rfd1 $18 ({Inferior is} 24. Bxa7 Rxa7 $1 25. Kh1 Rad7 $17) 24... Rxd1+ 25. Rxd1 Qc7 26. Nb6 Rd8 {[#]} 27. Nd5 $1 {[%cal Rd5c7][%mdl 512]} Qb7 28. Bxa7 {And now Qb6 would win.} exd5 29. cxd5 {[%cal Bc4d5,Bd5d6][%mdl 32]} Bf8 (29... Re8 $142 30. Qb6 Ra8) 30. Bc5 Qc7 $2 (30... Bd6 {keeps fighting.} 31. Bxd6 Rxd6) 31. Bxf8 ({Less strong is} 31. Bb6 Qc3 $18) 31... Kxf8 32. Qd4 Kg8 33. d6 Qd7 34. Re1 {aiming for Re7!} Rf8 35. Re7 Qb5 36. h3 {White threatens d7 and mate.} Qf1+ 37. Kh2 {Weighted Error Value: White=0.03/Black=0.51} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.7"]
[White "Pantsulaia, Levan"]
[Black "Golubka, Petro"]
[Result "1/2-1/2"]
[ECO "A11"]
[WhiteElo "2570"]
[BlackElo "2438"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,150,21,20,37,22,23,17,27,23,18,8,36,20,28,39,27,34,30,25,52,48,52,52,71,46,67,69,74,62,71,57,68,43,68,0,14,14,41,44,35,0,16,-7,-10,-8,0,-11,0,0,0,-12,0,0,14,14,84,79,89,19,135,0,102,0,19,13,10,19,50,0,0,-20,-33,-29,-18,-27,-38,-35,-35,-25,-28,-132,-131,-118,-96,-93,-65,-68,-31,-43,-25,-25,-25,-25,-25,-25,-25,-25,-25,-26,-26,-27,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8]} 1. g3 d5 2. Nf3 c6 3. Bg2 Nf6 4. c4 Bg4 5. Ne5 Be6 6. cxd5 Bxd5 7. Nf3 e6 {A11: English Opening: 1...c6.} 8. Nc3 Be7 9. d3 Bxf3 10. Bxf3 O-O 11. O-O Nbd7 {[#]} 12. Bd2 $146 ({Predecessor:} 12. Bg2 Nd5 13. Bd2 Bg5 14. Be1 Bf6 15. Qc2 g6 16. Ne4 Bg7 17. Rb1 a5 18. a3 {1-0 (52) Petrosian,T (2648)-Malakhov,V (2716) Warsaw 2013}) 12... Re8 13. Rb1 a5 14. a3 Nd5 15. Qc2 Bg5 16. e3 Be7 17. Rfd1 Bf8 18. Bg2 Qb6 19. d4 N5f6 20. Be1 Qa6 21. h3 Rac8 22. e4 b5 23. b4 (23. Qe2 $14) 23... e5 $11 24. Ne2 axb4 25. axb4 exd4 26. Nxd4 c5 27. Nf5 cxb4 28. Qb2 g6 29. Ne3 Qe6 30. Bxb4 Nc5 31. f3 Red8 32. Qa3 {Strongly threatening Rxd8.} Rxd1+ 33. Rxd1 Nb7 (33... Ncd7 $11) 34. Bxf8 $16 Rxf8 35. Qb4 (35. Kh2 $16) 35... Rc8 (35... Qb6 $11 36. Qd4 Qxd4 37. Rxd4 Rb8) 36. Qa3 Rf8 37. Qb4 ({Better is} 37. Kh2 $16) 37... Qb6 38. Qd4 Qxd4 39. Rxd4 Nh5 40. Kf2 Ra8 41. Rd2 b4 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 42. Bf1 Nc5 43. g4 Nf4 44. Nd5 Nxd5 45. Rxd5 $15 {[%mdl 4096] Endgame KRB-KRN} Rc8 46. Rd2 {[#]} (46. Rd1 $11) 46... b3 $1 $17 47. Rb2 Rb8 48. Ke1 Na4 49. Rb1 b2 {...Nc3 is the strong threat.} 50. Kd2 Rb3 51. Bd3 Nc3 52. Kc2 {[%mdl 64] [#] Double Attack} Nxb1 53. Kxb3 $11 {KB-KN} Nd2+ {[%mdl 64] Double Attack} 54. Kxb2 {Threatens to win with Be2.} Nxf3 55. Kc3 Kg7 56. Be2 Ng1 57. Bf1 {The position is equal.} Kf6 58. Kd4 Kg5 59. Ke5 h6 60. Kd6 f6 61. e5 fxe5 62. Kxe5 Nf3+ 63. Ke6 Ng1 64. Ke5 Kh4 65. Kf6 g5 66. Kg6 Nxh3 67. Kxh6 {White wants to mate with Bxh3.} Nf2 68. Kg6 Nxg4 69. Be2 Ne3 70. Kf6 Nc2 71. Bd1 Ne3 72. Be2 Ng2 73. Kf5 Ne1 74. Kf6 g4 75. Bxg4 Kxg4 {Weighted Error Value: White=0.19/Black=0.13} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.8"]
[White "Pranav Anand"]
[Black "Petrosian, Tigran L."]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2430"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,98,18,29,23,25,18,34,32,32,16,23,12,26,0,0,0,10,14,13,13,26,19,29,-8,-19,-15,-16,-19,-22,-20,0,-8,-20,-18,-31,-50,-23,-40,-40,-40,-40,-40,-53,-148,-141,-141,-131,-116,-100,-139,0,-141,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-720,-804,-12840,-12840,-12839,-12839,-12845,-12846,-12846,-12847,-12847,-12847,-29994,-29995,-29995,-29996,-29996,-131]} 1. d4 Nf6 2. c4 Nc6 3. Nf3 e6 4. g3 Bb4+ 5. Bd2 Qe7 6. Bg2 Bxd2+ 7. Nbxd2 O-O 8. O-O d6 9. Nb1 {E11: Bogo-Indian.} e5 10. Nc3 Bg4 11. d5 {White is slightly better.} Nb8 {[#]} 12. Nd2 $146 ({Predecessor:} 12. Ne1 a5 13. f3 Bd7 14. Nd3 Na6 15. e4 c6 16. a4 cxd5 17. cxd5 Rfc8 18. Qb3 {½-½ (43) Saiyn,Z (2377)-Kesidis,O (2244) Moscow 2018}) 12... a5 13. Qc2 Na6 14. h3 Bd7 15. a3 g6 16. Rab1 Nh5 17. b4 axb4 18. axb4 f5 19. b5 Nc5 20. Nb3 Nxb3 21. Qxb3 b6 22. Ra1 f4 23. Rxa8 Rxa8 24. g4 Nf6 25. Qc2 Kg7 26. e3 g5 27. Ne4 Nxe4 28. Bxe4 h5 29. f3 (29. Qe2 $1 $15) 29... Qf6 30. Qd2 Ra3 31. exf4 gxf4 32. Qg2 Kh6 (32... hxg4 $17 {...g3 is the strong threat.} 33. hxg4 Qh4) 33. Rc1 {[#]} (33. gxh5 $11 Kxh5 34. Kh2) 33... Qh4 ({Better is} 33... hxg4 $1 $17 34. hxg4 Qh4) 34. gxh5 $1 $11 {[%csl Ge4,Gh5][%cal Rg2g6]} Qg5 35. Qxg5+ Kxg5 {[%mdl 4096] Endgame KRB-KRB} 36. Kh1 {Black should prevent Rg1+.} Kxh5 {Hoping for ...Kh4.} 37. Rg1 $1 Bxh3 {Threatens to win with ...Kh4.} 38. Rg7 Bf1 39. Rxc7 Bd3 40. Bxd3 Rxd3 {KR-KR} 41. Rc6 $2 {[%mdl 8192] [#]} (41. Kg2 $11) 41... Kh4 $1 $19 {[%cal Rh4g3]} 42. Rxd6 Kg3 {[%cal Rd3d1]} 43. Rg6+ Kxf3 44. Rxb6 e4 45. Re6 e3 {( -> ...e2)} 46. b6 e2 47. b7 Re3 {Black mates.} 48. Rxe3+ fxe3 49. b8=Q e1=Q+ {Weighted Error Value: White=0.53/Black=0.10} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.9"]
[White "Pour Agha Bala, AmirrezaI"]
[Black "Pultinevicius, Paulius"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2432"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,71,36,33,16,36,36,58,47,60,50,64,57,98,56,77,73,76,64,88,77,90,84,100,88,110,94,97,64,68,87,235,225,534,538,701,679,815,797,747,766,1206,856,785,760,862,849,808,786]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Be7 7. Bd3 O-O 8. Nge2 Nbd7 9. Qc2 Re8 10. O-O h6 11. Bh4 Ne4 12. Bxe7 Qxe7 13. Bxe4 dxe4 14. d5 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} Nf6 15. Rfd1 Qe5 {[%cal Rc6d5]} 16. dxc6 $1 {White is slightly better.} bxc6 17. Qa4 Bg4 18. Rd2 {[#]} c5 $146 ({Predecessor:} 18... Bxe2 19. Nxe2 Rad8 20. Rc2 Ng4 21. Ng3 h5 22. Nf1 Qf5 23. h3 Ne5 24. Ng3 Qg6 25. Qxa7 {½-½ (39) Martins,S (2117)-Almeida,M (1986) ICCF email 2015}) 19. h3 (19. Ng3 {keeps more tension.} Re7 20. h3 Bd7 21. Qa5 Bc6 22. Rad1) 19... Bxe2 20. Nxe2 Rab8 21. Qa3 Re7 22. Rc1 Rc7 23. b3 Rbc8 24. Qa5 Nd5 25. Rcd1 Nb6 26. Nf4 Qg5 27. Qa6 {Strongly threatening a4.} Qe5 {[#] A mistake that costs the game.} (27... c4 $16) 28. a4 $1 $18 {[%cal Ba2a4,Ba4a5][%mdl 32]} Kh7 $2 (28... Qe8 {is tougher.} 29. a5 Nd7) 29. a5 {White is clearly winning.} Na8 30. Rd8 Rxd8 31. Rxd8 Qa1+ 32. Kh2 c4 33. bxc4 Qe5 34. Qb5 Rc5 35. Qd7 {[%mdl 64] [#] Double Attack} Rc7 36. Qd5 {Weighted Error Value: White=0.09/Black=0.47} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.10"]
[White "Movsziszian, Karen"]
[Black "Morchiashvili, Bachana"]
[Result "0-1"]
[ECO "D77"]
[WhiteElo "2480"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,94,30,44,-12,19,0,8,10,17,-6,-6,-6,-6,-6,-6,-6,-6,-6,-6,-6,-4,-50,-57,-63,-30,-33,-14,-25,-25,-105,-15,-104,-38,-50,-43,-30,0,-121,-133,-171,-164,-152,-147,-151,-36,-37,-44,-37,-43,-39,-40,-159,-172,-180,-153,-205,-202,-152,-14,-700,-720,-778,-740,-843,-807,-793,-794,-816,-643,-751,-367]} 1. g3 Nf6 2. Bg2 d5 3. Nf3 g6 4. O-O Bg7 5. d4 O-O 6. c4 dxc4 7. Na3 Nc6 8. Nxc4 Be6 9. b3 a5 10. Bb2 Bd5 11. Rc1 a4 12. bxa4 Ra6 13. a3 Qa8 14. a5 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6.} ({White should try} 14. Ne3 $14) 14... Rd8 15. e3 {[#]} Rc8 $146 ({Predecessor:} 15... Qb8 16. Qe2 Nxa5 17. Ncd2 Ne4 18. Nxe4 Bxe4 19. Rc5 Ra7 20. Nd2 Bxg2 21. Kxg2 b6 {1-0 (47) Bogosavljevic,B (2510)-Nestorovic,N (2516) Goracici 2015}) 16. Qe2 {The position is equal.} Nxa5 17. Ncd2 b5 18. Ne1 (18. Qxb5 $2 Rb6 $19) 18... Bxg2 19. Nxg2 Ne8 20. Bc3 ({Don't go for} 20. Qxb5 $2 Rb8 $19) 20... Nd6 21. Bb4 Nac4 22. Nxc4 Nxc4 23. Rfd1 e5 24. d5 Bf8 25. e4 Bxb4 26. axb4 Ra2 27. Qg4 (27. Qf3 $11) 27... Rd8 (27... Rf8 $1 $17 {Strongly threatening ...Qa7!} 28. Ne1 f5 29. exf5 Rxf5) 28. Qf3 (28. Qg5 $11) 28... Qa7 (28... Rd6 $17) 29. Ne3 $15 Ra3 {[%cal Rc4e3]} 30. Re1 {Threatening Qf6.} Rd6 31. Re2 (31. Qe2 $1 $11 {keeps the balance.}) 31... Kg7 $17 {Hoping for ...Rf6.} 32. Rce1 Rf6 33. Qg4 {With the idea Nf5+.} Nxe3 34. Rxe3 Rxe3 ({Black should play} 34... Ra2 $17 35. R1e2 Ra1+ 36. Kg2 Rb1) 35. Rxe3 {[%mdl 4096] Endgame KQR-KQR} Qd4 36. Qe2 Qxb4 37. Qc2 Qd4 $40 {[%mdl 128] Black mounts an attack.} 38. Qc3 (38. Kg2 $15) 38... b4 39. Qxd4 exd4 $19 {KR-KR} 40. Rb3 (40. Rd3 $17) 40... Rb6 41. Kf1 f5 (41... Kf6 $17 {Threatens to win with ...Ke5.} 42. Ke2 Ke5) 42. exf5 $2 {[%mdl 8192] [#] This costs White the game.} (42. e5 $11) 42... Kf6 $1 {Black is clearly winning.} 43. Ke2 {[#]} Ke5 $1 44. f6 Rxf6 45. Rxb4 Kxd5 46. Rb8 c5 47. g4 Ke5 {Weighted Error Value: White=0.53/Black=0.23} (47... Kc4 $142 48. Rb2 Kc3) 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.11"]
[White "Gharibyan, Mamikon"]
[Black "Mahdavi, Reza"]
[Result "1/2-1/2"]
[ECO "A49"]
[WhiteElo "2471"]
[BlackElo "2124"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,116,54,32,39,5,31,35,36,25,58,58,69,51,55,42,64,67,81,88,84,94,105,26,16,10,71,71,71,74,87,104,133,73,73,74,71,73,72,68,77,72,72,68,72,36,87,16,81,81,81,81,81,81,81,81,81,81,89,81,68,8,8,8,8,8,8,-8,0,-10,8,8,17,17,17,18,299,8,8,8,14,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,-8,-8,-8,-8]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 O-O 5. Bg2 d6 6. d4 Nc6 7. O-O e5 8. dxe5 Nd7 9. Nc3 dxe5 {was the old line (9...Ndxe5). A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 10. Nd2 Nb6 11. a4 a5 {White is slightly better.} 12. Nb5 f5 13. Nc4 Nxc4 {[#]} 14. Qd5+ $146 ({Predecessor:} 14. Bd5+ Kh8 15. Bxc4 Nd4 16. Ba3 Re8 17. Bf7 Re7 18. Bxe7 Qxe7 19. Bc4 c6 20. Nxd4 exd4 {1-0 (72) Cosma,E (2388)-Grabics,M (2304) Batumi 1999}) 14... Rf7 15. Qxc4 {aiming for Rad1.} e4 {[#]} 16. Rad1 $1 Qe7 17. Bxg7 Kxg7 18. f3 exf3 19. exf3 (19. Rxf3 $16 Qe5 20. Rc3) 19... Qe3+ $11 20. Rf2 Be6 (20... f4 $1 $11) 21. Qe2 $1 $16 {[%cal Re2e3]} Qxe2 22. Rxe2 Re8 23. f4 Rfe7 24. Bxc6 (24. Kf2 $142 $1) 24... bxc6 25. Nd4 Bd5 26. Rxe7+ Rxe7 {[%mdl 4096] Endgame KRB-KRN} 27. Kf2 Be4 $1 28. Rd2 Kf6 29. Ne2 Ke6 30. Ke3 Rd7 ({Black should play} 30... Re8 $14) 31. Nd4+ (31. Nc3 $16 Bd5 32. Nd1 (32. Nxd5 cxd5 33. Kf3 Kd6 $11)) 31... Kf6 (31... Ke7 $1 $11 {keeps the balance.}) 32. Nf3 Rxd2 33. Nxd2 Bxc2 {KB-KN} 34. Kd4 Ke6 {[#]} 35. Kc3 $1 {[%cal Rc3c2]} Bd1 36. Nc4 c5 37. Nxa5 Be2 38. b4 ({Better is} 38. Nc6 $14) 38... cxb4+ $11 39. Kxb4 Kd5 40. Nb3 h6 41. h4 Ke4 42. Kc3 Ke3 43. Nd4 Ba6 44. h5 {[%mdl 64] Deflection} gxh5 45. Nxf5+ Kf3 $2 {[%mdl 8192] [#]} (45... Ke4 $11 {and Black has nothing to worry.} 46. Nh4 (46. Nxh6 h4 $11) 46... c5) 46. a5 $2 ({Only move:} 46. Kd4 $1 $18) 46... c5 $1 {The position is equal.} 47. Kd2 {Threatening Kc3.} (47. Kb3 {seems wilder.} Ke4 48. Nh4 Bd3 49. Kb2 Be2 50. Kc3) 47... Ke4 $1 {[%cal Re4f5]} 48. Ng7 (48. Nh4 {with more complications.} Bb5 49. Kc3 Ba6 50. Kb2 Bb5 51. Kc1) 48... h4 {[%cal Rh4g3]} 49. gxh4 Kxf4 50. Ne6+ {[%mdl 64] Double Attack} Kg4 51. Nxc5 Bc8 52. Ke3 Kxh4 53. Kf4 h5 54. Ne4 Kh3 55. Kg5 h4 56. Nd6 Kg3 57. Ne4+ ({But not} 57. Nxc8 $2 h3 $19) 57... Kf3 {Strongly threatening ...h3.} 58. Kxh4 Kxe4 {Weighted Error Value: White=0.21/Black=0.16} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.18"]
[Round "5.12"]
[White "Kunal, M.."]
[Black "Davtyan, Artur"]
[Result "0-1"]
[ECO "C91"]
[WhiteElo "2290"]
[BlackElo "2453"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,72,13,20,11,0,0,18,0,0,0,14,0,0,0,0,0,0,4,38,39,43,26,23,23,33,-6,-6,-6,-3,-138,-150,-145,-141,-122,-145,-208,-182,-310,-257,-229,-233,-337,-320,-468,-456,-509,-452,-529,-465,-762,-763,-1110,-1060,-29970,-29971]} 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. d4 Bg4 10. Be3 Bh5 11. h3 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4.} exd4 ({Not} 11... Nxe4 $2 12. Bd5 $18) 12. cxd4 Na5 {The main line 12...Na5 scores better than 12...d5.} ({Don't blunder} 12... Nxe4 $2 13. Bd5 $18) 13. Nbd2 {The position is equal.} Nxb3 14. axb3 Bg6 15. Bg5 Re8 {[#]} 16. Rc1 $146 ({Predecessor:} 16. Bxf6 Bxf6 17. b4 c5 18. bxc5 dxc5 19. e5 Be7 20. Nb3 c4 21. Nc1 Bb4 22. Re3 {½-½ (73) Talukdar,R (2331)-Eckert,D (2139) Montreal 2020}) 16... c5 17. e5 dxe5 18. dxc5 e4 19. Ne5 Rc8 20. Nxg6 hxg6 21. b4 Qd4 22. Qb3 {[#]} (22. Nxe4 $5 {[%cal Rd1d4]} Qxb4 {[#]} 23. Qd2 $1 Qxd2 24. Bxd2 $14) 22... Ng4 $1 {[%mdl 64] Discovered Attack} 23. Be3 Nxe3 24. Qxe3 (24. fxe3 $11 Qe5 25. Nf1) 24... Qxb4 $17 {[%cal Re7c5]} ({Inferior is} 24... Qxb2 25. Rb1 $14) 25. c6 Qxb2 26. Nxe4 Bf8 27. Qf3 (27. Qd3 $17 {was necessary.}) 27... Qe5 $19 28. h4 (28. Re3 {might work better.}) 28... Qf5 29. Qd3 Rc7 30. Re3 (30. Qg3 $142 Rcc8 31. Nd6 Rxe1+ 32. Rxe1 Bxd6 33. Qxd6) 30... Re6 31. Qd8 (31. g3 {keeps fighting.}) 31... Rcxc6 32. Rxc6 Rxc6 33. g3 Re6 34. Qa8 (34. f3 $142 b4 35. Rd3) 34... b4 35. f3 Qb5 {White must now prevent ...Qb6.} 36. Qa7 {[#]} Rxe4 $1 {Weighted Error Value: White=0.84/Black=0.07} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.1"]
[White "Narayanan.S.L"]
[Black "Daghli, Arash"]
[Result "1-0"]
[ECO "E94"]
[WhiteElo "2647"]
[BlackElo "2427"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,79,25,24,24,22,28,22,50,24,25,32,25,17,53,28,45,33,50,32,66,56,55,40,43,44,72,61,58,68,206,208,210,209,201,209,195,191,196,204,200,188,186,183,199,202,201,163,210,197,167,167,757,748,701,691]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O exd4 8. Nxd4 Re8 9. f3 c6 10. Kh1 Nbd7 11. Bg5 Qb6 12. Nb3 a5 13. Qd2 a4 {[#]} 14. Be3 $1 Qd8 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 15. Nd4 Nc5 16. Rab1 Nfd7 {The position is equal.} 17. Rfd1 Qa5 18. Bf1 Be5 {[#]} 19. Qf2 $146 ({Predecessor:} 19. Qc2 Qb4 20. Ncb5 Qa5 21. Nc3 Qb4 22. Nce2 Nf8 23. Qc1 Nfe6 24. Nc2 Qa5 25. Ng3 {½-½ (42) Khalifman,A (2610)-Kokarev,D (2603) Dagomys 2009}) 19... Nf8 20. Rd2 Nfe6 21. Nde2 Nf8 22. f4 Bxc3 23. Nxc3 Nxe4 24. Nxe4 Rxe4 25. Rxd6 Bg4 26. h3 $36 {[%mdl 2048] White is more active.} Rae8 27. Bd2 Qh5 {[#] This costs Black the game.} (27... Qc7 $14 28. c5 Be2) 28. Kg1 $1 $18 Be2 29. g4 Bxg4 30. hxg4 Qxg4+ 31. Qg2 Qf5 {[#]} 32. Qg5 $1 Qxg5+ 33. fxg5 Ne6 34. Bh3 Nf4 35. Bg4 {Threatens to win with Bf3.} Rxc4 36. b3 axb3 37. axb3 Rce4 38. Bf3 R4e5 (38... Ne2+ 39. Kf2 Rd4 40. Rxd4 Nxd4) 39. Bxf4 Rf5 40. Rf6 {Weighted Error Value: White=0.05/Black=0.15} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.2"]
[White "Sychev, Klementy"]
[Black "Sivuk, Vitaly"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2555"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,112,11,2,8,0,0,12,11,0,0,0,0,6,0,-23,-35,-54,-10,-19,-14,-20,-19,-32,-31,-32,-35,-35,-37,-41,-4,-37,-37,-37,-36,-36,-29,-30,-29,-29,-30,-35,-41,-38,-28,-52,-37,-43,-31,-60,-60,-68,-15,-43,-15,-33,-33,-54,-44,-37,-31,-44,-10,-9,-9,-15,-2,-192,-207,-291,-259,-277,-273,-308,-315,-325,-282,-288,-182,-291,-287,-279,-271,-239,-246,-508,-542,-539,-537,-518,-528,-525,-518,-511,-500,-640,-602,-743,-618,-730,-672,-866,-679,-705,-677]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. Nc3 h6 6. h3 a6 {C50: Hungarian Defence and Giuoco Pianissimo.} 7. Nd5 {7.Be3 is setting a new trend.} d6 8. c3 Ba7 {The position is equal.} 9. a4 Be6 10. O-O O-O {[#]} 11. Nxf6+ $146 ({Predecessor:} 11. Kh2 Bxd5 12. Bxd5 Nxd5 13. exd5 Ne7 14. c4 f5 15. Be3 c6 16. Bxa7 Rxa7 17. dxc6 bxc6 {0-1 (45) Bjelica,V (2018)-Vince,R (2099) Croatia 2014}) 11... Qxf6 12. Be3 Bxc4 13. dxc4 Ne7 14. Bxa7 Rxa7 15. Qd3 a5 16. Nd2 b6 17. Rfe1 Qe6 18. Nf1 f5 19. exf5 $1 Rxf5 20. Ng3 Rf7 21. Qe4 Ng6 22. Ne2 Qf5 23. Qxf5 Rxf5 24. Ng3 Rf8 25. Ne4 Nf4 26. Re3 Ne6 27. Kf1 Kf7 28. g3 Ke7 29. Ke2 g5 30. b3 c6 (30... Nc5 $15) 31. Nd2 Nc5 32. Rf1 Ke6 33. Ra1 Raf7 34. f3 Ra8 35. Rh1 h5 36. h4 g4 37. f4 Raf8 {Threatening ...Kd7.} 38. Rf1 $2 {[#] This move loses the game for White.} (38. Kd1 $11) 38... Kd7 $19 39. b4 (39. Kd1 {was worth a try.}) 39... exf4 40. gxf4 Ne6 ({Weaker is} 40... Nxa4 41. bxa5 bxa5 42. Ra1 $17) 41. Ne4 Nxf4+ ({Not} 41... Rxf4 42. Rd1 $17) 42. Kd2 axb4 43. cxb4 d5 44. Ng5 (44. cxd5 {was necessary.} Nxd5 {[%mdl 64] Double Attack} 45. Rxf7+ Rxf7 46. Rd3) 44... Rf5 {Strongly threatening ...Ng2.} 45. Rfe1 {If only White now had time for Re7+....} dxc4 {...Nd5 is the strong threat.} 46. Re7+ Kc8 47. Ne4 $2 {[#]} (47. Ne6 Nxe6 48. R1xe6) 47... Rd8+ {Black is clearly winning.} 48. Kc2 Nd5 49. Re6 Nxb4+ 50. Kc3 Nd5+ 51. Kxc4 Kc7 52. a5 bxa5 53. Rc1 Nb4 54. Rc3 Rdd5 55. Re7+ Kb6 56. Re8 Rfe5 {Weighted Error Value: White=0.31/Black=0.12} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.3"]
[White "Davtyan, Artur"]
[Black "Gukesh D"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2453"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,97,17,12,0,8,0,-5,-12,0,-12,-8,-26,-29,-65,-63,-196,-200,-245,-226,-204,-89,-89,-98,-97,-87,-80,-73,-94,-39,-98,-70,-71,-32,-33,42,41,43,41,63,26,25,27,56,30,25,25,42,-106,-124,-107,-114,-117,-98,-86,-84,-93,-122,-130,-122,-137,-131,-148,-148,-129,-123,-142,-109,-115,-50,-53,0,-878,-825,-2683,-2340,-29989,-29990,-29990,-29991,-29991,-29991,-29992,-29993,-29993,-29994,-29994,-29995,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 O-O 7. Rc1 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} h6 8. Bh4 Bf5 9. Qb3 {[#] The position is equal.} Bxc3+ $146 ({Predecessor:} 9... c5 10. dxc5 Nc6 11. a3 Ba5 12. Bxf6 Qxf6 13. Qxd5 Rad8 14. Qc4 Nd4 15. Nxd4 Rxd4 {½-½ (59) Pototschnig,M (1763)-Johnson,B (2187) ICCF email 2010}) 10. bxc3 Nbd7 11. Qxb7 c5 {...Qa5 is the strong threat.} 12. e3 c4 {[%mdl 1024] Black has compensation.} 13. Be2 (13. Bxf6 $15 Nxf6 14. Qa6) 13... Qa5 $1 $19 14. O-O Rab8 (14... Qxa2 15. Bxf6 Nxf6 16. Rfe1 $17) 15. Qc6 g5 (15... Qxa2 16. Rfe1 $17) (15... Rfc8 $19 {and Black stays clearly on top.} 16. Qd6 Ne4) 16. Nxg5 $17 (16. Bg3 $2 Rfc8 $19) 16... hxg5 17. Bxg5 Ne4 (17... Qxa2 18. Bxf6 Qxe2 19. Qxd5 $15) 18. Be7 Rfc8 19. Qh6 Qb6 (19... Qxa2 $6 20. Bh5 $11) (19... Rb2 $1 $17 {[%cal Rb2e2]} 20. Qh5 Bg6) 20. Qh4 ({Better is} 20. Qf4 $1 $15 Qg6 21. g4) 20... Qe6 21. Bb4 Qf6 22. Qf4 Qg6 (22... Qg5 $15 23. g4 Bh7) 23. g4 $14 Be6 24. f3 Nef6 {And now ...Nh5 would win.} 25. h4 Nh5 26. Qh2 f5 {[%cal Rf5g4]} 27. Qg2 (27. Kh1 $5 {[%cal Rg4h5]} Ng7 28. g5 $11) 27... fxg4 28. fxg4 Nhf6 {[%cal Re6g4]} 29. Rf4 (29. g5 $14 {is the one way to stay ahead.} a5 30. Ba3) 29... a5 $1 $36 {[%cal Ra5b4][%mdl 2048] Black is in control.} 30. Ba3 Rb1 $1 31. g5 Rxc1+ 32. Bxc1 Ne4 33. h5 Qg7 (33... Qxg5 $6 34. Bg4 $11) 34. Bg4 Re8 (34... Nxg5 $2 35. Bxe6+ Nxe6 36. Rg4 $18) 35. Bxe6+ Rxe6 36. Rf5 Nxc3 37. Bb2 Ne4 ({Stronger than} 37... Rxe3 38. Bxc3 Rxc3 39. Qxd5+ Kh8 40. Rf7 $14) 38. Rxd5 c3 39. Ba3 {[#]} Re8 ({Black should try} 39... Qf7 $1 $17 {Threatens to win with ...Re8.} 40. Qf1 {[#]} (40. g6 Qe8 $17) 40... Rf6 $1 41. gxf6 Qxd5 42. Qg2+ Qg5 43. Qxg5+ Nxg5) 40. Rxa5 $15 Nb6 (40... Qf7 $1 $15 41. g6 Qc4) 41. Ra6 $2 {[%mdl 8192]} (41. g6 $11) 41... Qb7 $19 42. Qf1 Ng3 {[%mdl 64] ( -> ...Qh1+). Double Attack, Discovered Attack} 43. Qd3 Qh1+ {[%mdl 64] Double Attack. Black mates.} 44. Kf2 Ne4+ 45. Ke2 Qg2+ 46. Ke1 {[#]} c2 $1 {[%csl Ge4][%cal Rg2f2]} 47. Qb3+ Kh8 {[%csl Ge4][%cal Rg2f2]} 48. Qf7 Qg1+ 49. Ke2 Qd1# {Weighted Error Value: White=0.55/Black=0.11} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.4"]
[White "Puranik, Abhimanyu"]
[Black "Urazayev, Arystanbek"]
[Result "1-0"]
[ECO "D32"]
[WhiteElo "2568"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,105,16,16,16,16,16,16,7,10,12,8,8,15,10,8,8,14,0,12,0,24,19,25,25,36,35,95,102,62,67,75,67,73,74,91,27,37,37,83,75,88,89,77,83,72,93,89,89,249,244,284,284,421,387,355,158,238,235,256,261,258,240,589,558,5065,5080,5065,5065,5065,5065,5061,5061,2223,1678,29964,29968,29976,29978,29978,29979,29979,29980,29980,29981,29981,29982,29978,29973]} 1. c4 e6 2. Nf3 d5 3. e3 Nf6 4. b3 Be7 5. Bb2 O-O 6. Nc3 c5 7. cxd5 exd5 8. d4 Nc6 9. Be2 Ne4 10. O-O Bf6 11. Rc1 {D32: Tarrasch Defence: Sidelines and lines without g3.} cxd4 12. Nxe4 dxe4 13. Nxd4 {The position is equal.} Nxd4 14. Bxd4 Bxd4 15. Qxd4 Qxd4 16. exd4 Be6 17. f3 Rfd8 18. Rfd1 Bd5 19. Rc7 Rac8 20. Rdc1 Rxc7 21. Rxc7 $11 {[%mdl 4096] [#] Endgame KRB-KRB} g6 $146 ({Predecessor:} 21... e3 22. Kf1 g6 23. Bd3 Bc6 24. Ke2 Rxd4 25. Kxe3 Rd7 26. Rxd7 Bxd7 27. Be4 b6 {½-½ (56) Artemiev,V (2704)-Firouzja,A (2759) Chess24.com INT 2021}) 22. Kf2 Rd6 (22... exf3 $1 $14 23. Bxf3 Bxf3 24. Kxf3 (24. gxf3 Rxd4 25. a3 a5 $11) 24... Rxd4) 23. Ke3 $16 exf3 24. Bxf3 Bxf3 25. gxf3 {KR-KR} Ra6 26. d5 Kg7 27. Rc2 (27. Rxb7 $16 {Hoping for a4.} Rxa2 28. d6) 27... Kf6 28. Kd4 h5 29. Re2 Rd6 30. Kc5 Rd8 31. d6 {Threatens to win with Re7.} Rc8+ 32. Kd5 Rc1 33. Rd2 h4 $2 {This move loses the game for Black.} (33... a5 $16) 34. h3 $1 $18 Re1 35. f4 Rc1 (35... Rg1 $142 36. Rd4 Rc1) 36. b4 Re1 37. a3 (37. a4 $18 {is the precise move to win.} Rc1 38. Rd4) 37... Ra1 (37... Rc1 $16 {keeps fighting.} 38. Rd3 Rc6) 38. Ke4 $1 {Black must now prevent d7.} Re1+ 39. Kf3 $1 {aiming for d7.} Re8 40. Kg4 Rh8 (40... Rd8 {is more resistant.} 41. Kxh4 Rh8+ 42. Kg4 Ke6) 41. d7 Ke7 42. d8=Q+ Rxd8 43. Rxd8 Kxd8 44. Kxh4 {KP-KP} Ke7 45. Kg5 $1 Kf8 {[#]} 46. Kf6 $1 b5 47. f5 {White mates.} g5 48. Kxg5 Kg7 49. Kf4 Kh6 {[#]} 50. Ke4 $1 {[%cal Re4d5]} Kh5 51. Kd5 Kh4 52. Kd6 Kg5 53. Ke7 {Weighted Error Value: White=0.09/Black=0.41} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.5"]
[White "Petrosian, Tigran L."]
[Black "Tahbaz, Arash"]
[Result "1/2-1/2"]
[ECO "B77"]
[WhiteElo "2562"]
[BlackElo "2459"]
[Annotator "TA"]
[PlyCount "210"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,210,0,0,0,-72,-82,-71,7,0,0,0,6,6,8,0,17,19,19,17,17,17,18,21,68,55,102,99,124,124,124,124,124,124,128,131,130,96,90,112,110,99,160,118,126,8,8,8,8,8,25,22,20,8,15,32,212,203,168,168,154,90,113,8,27,27,27,27,33,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,7,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,0,8,0,8,8,8,0,8,8,8,0,8,8,8,0,8,0,0,0,8,8,8,8,8,8,8,0,0,0,8,0,0,0,8,0,0,0,0,0,0,0,8,8,8,8,8,8,8,0,8,8,8,0,0,0,0]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 O-O 8. Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. h4 a5 13. a4 bxa4 14. Nxa4 h5 {[#] B77: Sicilian Dragon: Yugoslav Attack, 9 Bc4 sidelines.} 15. e5 $146 (15. O-O $11) ({Predecessor:} 15. Nb6 Ra6 16. Nxd7 Nxd7 17. Bxg7 Kxg7 18. Bc4 Ra8 19. Qd4+ {½-½ (19) Vachier Lagrave,M (2795)-Radjabov,T (2710) Moscow 2017}) 15... dxe5 $17 16. Bxe5 {[#]} Bf5 (16... Ne4 $1 $17 {[%cal Re4d2]} 17. fxe4 Bxe5) 17. Qxd8 Raxd8 18. Nc3 Bh6 19. O-O $36 {[%mdl 2048] Black is under pressure.} Rd2 20. Rfd1 Rfd8 21. Rxd2 Rxd2 22. Rxa5 Bxc2 23. Ra8+ Kg7 24. Bxc2 Rxc2 25. Ne4 $1 Be3+ 26. Kf1 Kh6 27. Nxf6 exf6 28. Bxf6 $16 {[%cal Ra8h8][%mdl 4096] Endgame KRB-KRB} g5 ({Not} 28... Rf2+ $2 29. Ke1 $18) 29. Ra6 Kh7 30. Bxg5 Bd4 31. b4 Rf2+ 32. Ke1 Rxg2 33. Bd2 Kg7 ({Better is} 33... f6 34. b5 Rg1+ 35. Ke2 Rb1) 34. Rd6 Bf6 {[#]} 35. b5 (35. Bh6+ $1 $16 {[%mdl 512]} Kxh6 36. Rxf6+ {[%mdl 64] Double Attack} Kg7 37. Rf4) 35... Bxh4+ $11 36. Kd1 {aiming for b6.} Bg3 $1 {[%cal Rg3d6]} 37. Bc3+ Kh7 38. Rd8 {Threatens to win with Rh8+.} h4 39. Rh8+ Kg6 40. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Rh2 $2 (40... Rg1+ $1 $14 41. Kc2 Rg2+ 42. Kb3 Rg1) 41. b7 Bf4 42. Rg8+ $1 Kf5 {[#]} 43. Rg4 (43. Re8 $142 $1 Kg6 44. Re4) 43... Bb8 $16 {[#]} 44. Rg7 (44. Bd2 $1 $16 {Hoping for Rg8.} Rh1+ 45. Kc2) 44... Ke6 (44... h3 {seems wilder.} 45. Rxf7+ Ke6 46. Rf8 Bc7 47. Re8+ Kd7) 45. Rg8 Bf4 46. Re8+ Kd7 $1 {[%cal Rd7e8]} 47. Re5 Kc7 {...Rh1+ is the strong threat.The position is equal.} ({Don't blunder} 47... Bxe5 $2 48. Bxe5 Rb2 49. Bxb2 $18) 48. Rf5 Bg3 49. Rxf7+ Kb8 50. f4 Bxf4 51. Rxf4 {Rb4 would kill now.} Kxb7 $11 {KRB-KR} 52. Rf6 h3 53. Rh6 Rg2 54. Rxh3 Kc6 55. Bd2 Kd5 56. Kc2 Rg4 57. Be3 Kc4 58. Rf3 Rg2+ 59. Bf2 Rg4 60. Rf5 Rg2 61. Rf4+ $1 Kd5 62. Kd3 Rh2 63. Rf5+ Ke6 64. Ke4 Rg2 65. Re5+ Kd6 66. Bc5+ (66. Rd5+ {looks sharper.} Kc6 67. Rc5+ Kd6 68. Rc2 Kd7 69. Kd5) 66... Kc6 67. Be3 Rg4+ 68. Bf4 Rh4 69. Rf5 Rh1 70. Rf6+ Kb5 71. Be3 Kc4 72. Rc6+ Kb5 73. Rc5+ Kb4 74. Rc8 (74. Kd3 {is interesting.} Rh8 75. Rc7 Rb8 76. Kc2 Re8 77. Bd2+) 74... Rh4+ 75. Kd3 Kb5 76. Rc5+ (76. Kc3 {feels hotter.} Rh3 77. Rc5+ Kb6 78. Re5+ Kc6 79. Kc2) 76... Kb4 77. Rc6 Rh5 78. Rd6 Rf5 79. Kd4 Kb5 80. Kc3 Rf3 81. Kd3 (81. Rb6+ {seems wilder.} Ka5 82. Re6 Kb5 83. Re5+ Kc6 84. Kc4) 81... Rh3 (81... Kb4 {seems wilder.} 82. Rb6+ Ka3 83. Kd2 Rh3 84. Rh6 Rg3) 82. Rb6+ Ka5 83. Rb1 Rg3 84. Kd4 Ka4 85. Rb8 $1 Rg4+ 86. Kc5 Rg2 87. Kd5 Rc2 88. Bc5 Rd2+ 89. Kc6 Rc2 (89... Ra2 {is more complex.} 90. Rb4+ Ka3 91. Rb1+ Ka4 92. Rb6 Rc2) 90. Rb4+ Ka3 91. Kd5 Ka2 92. Rb8 Rd2+ 93. Kc4 {Black must now prevent Bd4.} Rc2+ 94. Kd4 (94. Kd5 {looks sharper.}) 94... Rb2 (94... Rd2+ {keeps more tension.} 95. Ke5 Re2+ 96. Kd4 Rg2 97. Ra8+ Kb3) 95. Bb4 Rh2 96. Bc3 Rh7 97. Kc4 Rc7+ 98. Kd3 {Threatening mate with Kc2.} Rh7 (98... Rf7 {with more complications.} 99. Rb2+ Ka3 100. Bd4 Rc7 101. Rh2 Kb3) 99. Kc2 $1 Rh2+ $1 100. Bd2 {[%cal Rb8a8]} Rh3 101. Rb7 Rg3 102. Rh7 Rb3 103. Ra7+ Ra3 104. Rb7 {White wants to mate with Bb4.} Rh3 105. Rb4 Ka3 {Weighted Error Value: White=0.14/Black=0.15} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.6"]
[White "Mikaelyan, Arman"]
[Black "Pour Agha Bala, Amirreza"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2487"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,121,35,52,23,32,0,31,0,0,0,0,-16,-12,-32,-30,-64,-58,-59,-40,-58,-58,-67,0,0,0,0,0,0,0,0,26,7,7,9,23,22,23,5,54,0,71,71,68,48,43,0,0,0,0,0,0,0,0,0,0,-11,0,0,0,0,0,0,0,-2,0,0,0,-4,-5,-31,-8,-46,-33,-38,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. h3 O-O 6. Be3 Nbd7 7. g4 {E71: King's Indian: 4 e4 d6 5 h3.} a6 {[#]} 8. a4 $146 ({Predecessor:} 8. Bg2 e5 9. Nge2 b5 10. cxb5 axb5 11. Nxb5 Ba6 12. Nbc3 Rb8 13. b3 h5 14. d5 Nc5 {0-1 (47) Sivuk,V (2550)-Bernadskiy,V (2619) Kremenchuk 2020}) 8... c5 9. Nge2 {White is slightly better.} cxd4 10. Nxd4 Qa5 11. Bg2 Ne5 $1 12. Qe2 Qb4 13. g5 Nh5 14. O-O {Black should prevent Nd5.} Be6 (14... Nxc4 15. Nd5 $16) 15. Nd5 (15. Nxe6 fxe6 16. a5 Qxc4 $17) 15... Bxd5 16. cxd5 Rac8 (16... Nc4 $1 $15 17. Nf5 Nxe3 18. fxe3 (18. Nxe7+ Kh8 $19) 18... Be5) 17. b3 $11 Nd7 18. Rfd1 Bxd4 19. Rxd4 Qxb3 20. Qe1 $36 {[%mdl 2048] Black is under pressure.} Rc4 21. Qb1 (21. Rb1 {looks sharper.} Qxa4 22. Rxc4 Qxc4 23. Rxb7 Qc8 24. Ra7) 21... Qxb1+ 22. Rxb1 Rc7 23. Rdb4 Rb8 24. Bf1 Nc5 25. h4 (25. a5 $14) 25... Ng7 (25... a5 $11 {remains equal.} 26. Rc4 b6) 26. Bxc5 $16 dxc5 27. Rb6 (27. R4b3 $5 {[%cal Rf1a6]}) 27... c4 28. Rc6 Rbc8 29. Rxb7 Rxc6 30. dxc6 $11 {[%mdl 4096] Endgame KRB-KRN} c3 31. c7 ({Wrong is} 31. Bxa6 $2 c2 $19) (31. Rb3 {looks sharper.} Rxc6 32. Rb8+ Ne8 33. Rxe8+ Kg7 34. Bd3) 31... Ne8 $1 32. Rb8 Rxc7 {[#] Strongly threatening ...c2.} 33. Rxe8+ {KRB-KR} Kg7 {White must now prevent ...c2.} 34. Bd3 ({Not} 34. Bxa6 $2 c2 $19) 34... Rd7 35. Bc2 ({Much weaker is} 35. Bxa6 Rd1+ 36. Kg2 c2 $17) 35... Rd2 36. Rxe7 Rxc2 {KR-KR} 37. Kg2 $1 Ra2 38. Kf3 Rxa4 (38... c2 $5 39. Rc7 $8 h5 $11) 39. Rc7 Ra3 40. Kf4 Rb3 41. Ke5 a5 42. Kd4 $1 Kf8 43. f4 {The position is equal.} Ke8 44. Rc5 Ra3 (44... Ke7 {with more complications.} 45. Rxa5 c2 46. Re5+ Kd7 47. Rd5+ Ke7) 45. Rxc3 Rxc3 46. Kxc3 {KP-KP} Kd7 47. Kc4 Kc6 48. f5 {[#] And now f6 would win.} Kd6 49. f6 {Kb5 is the strong threat.} Ke5 50. Kb5 Kxe4 51. Kxa5 {K3P-K3P} Kf4 52. Kb6 Kg4 53. Kc7 Kxh4 54. Kd6 (54. Kd7 {is interesting.} Kxg5 55. Ke7 h5 56. Kxf7 h4 57. Ke7) 54... Kxg5 {KP-KP} 55. Ke7 h5 56. Kxf7 h4 57. Ke6 {Threatens to win with f7.} h3 $1 {[%cal Rh3h2] Hoping for ...h2.} 58. f7 h2 59. f8=Q {Qf3 would kill now.} h1=Q 60. Qf6+ Kg4 61. Qxg6+ {Weighted Error Value: White=0.08/Black=0.09} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.7"]
[White "Shahinyan, David"]
[Black "Morchiashvili, Bachana"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2469"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,75,-13,35,-30,-28,-23,-22,-35,-10,-17,-25,-19,27,13,22,8,12,8,6,10,57,41,46,34,59,33,72,75,105,110,116,116,114,113,113,119,164,164,320,297,280,270,318,274,368,368,339,350,371,357,352,341,689,722,684,705,649,645,968,975,966,891]} 1. e4 c5 2. Nc3 e6 3. f4 Nc6 4. Nf3 a6 5. g3 d5 6. d3 Nf6 7. Bg2 Be7 8. O-O O-O 9. h3 {B23: Closed Sicilian: Lines without g3.} (9. Ne5 $14) 9... b5 $11 10. e5 Nd7 11. g4 {The position is equal.} f6 12. exf6 Nxf6 {[#]} 13. Ne5 $146 ({Predecessor:} 13. g5 Nh5 14. Ne5 Nxe5 15. Qxh5 g6 16. Qd1 Nc6 17. Ne2 Bd6 18. Be3 Ra7 19. c3 Raf7 20. Qd2 Qc7 21. d4 c4 22. Rf2 Ne7 23. Qc2 Bd7 {½-½ (23) Jovanovic,Z (2589)-Rezan,S (2429) Sibenik 2011}) 13... Nxe5 14. fxe5 Ne8 15. Rxf8+ Bxf8 16. Be3 $36 {[%mdl 2048] White fights for an advantage.} Ra7 {...d4 is the strong threat.} 17. d4 cxd4 18. Qxd4 Rf7 19. a4 b4 {[#]} 20. Ne4 Be7 (20... Rc7 21. Qd3) 21. Nc5 {Black is now going downhill.} Bg5 {[#]} 22. Rf1 $1 Bxe3+ 23. Qxe3 Qb6 24. Rxf7 Kxf7 25. Kf2 Nc7 {[#]} 26. Bf1 $1 Ke7 $2 (26... Na8 27. Bd3 g6) 27. Bd3 h6 28. Nb3 Qxe3+ 29. Kxe3 $18 {[%mdl 4096] Endgame KBN-KBN} Bd7 30. Nc5 a5 31. Kd4 Na8 32. b3 Bc8 33. Ba6 Bxa6 (33... Bd7 34. Nxd7 Kxd7) 34. Nxa6 {White is clearly winning.} Nb6 35. Nb8 Kd8 36. Kc5 Kc7 {intending ...Nxa4+!} 37. Na6+ Kb7 38. Kb5 {Weighted Error Value: White=0.08/Black=0.40} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.8"]
[White "Gharibyan, Mamikon"]
[Black "Pantsulaia, Levan"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2471"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,115,40,75,45,82,67,76,66,69,83,68,68,96,79,65,47,56,49,58,40,45,-38,-31,-46,0,0,0,-14,-4,-21,-15,-8,-6,-6,0,0,0,-65,-22,-64,-64,-64,-65,-85,-85,-85,-81,-118,-112,-117,-119,-122,-112,-141,-127,-135,-133,-144,-103,-177,-172,-144,-10,-10,-14,-126,-125,-607,-335,-321,-324,-289,-320,-288,-254,-350,-298,-286,-294,-244,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 c5 2. d5 g6 3. e4 Bg7 4. c4 d6 5. Bd3 e6 6. Nc3 Ne7 7. h4 {A43: Schmid Benoni.} h6 {[#]} 8. h5 $146 ({Predecessor:} 8. Be3 exd5 9. cxd5 a6 10. a4 Nd7 11. Nf3 Nf6 12. Nd2 Ng4 {½-½ (12) Volkov,S (2612)-Kokarev,D (2608) Serpukhov 2018}) 8... g5 9. f4 {White is better.} gxf4 10. Bxf4 Bxc3+ 11. bxc3 e5 12. Be3 Ng8 13. Ne2 Nd7 {[%cal Bb8d7,Bd7f6,Bf6h7,Bh7g5][%mdl 32]} 14. Ng3 Ndf6 15. Be2 Rh7 16. Bf3 ({Better is} 16. O-O $14) 16... Rg7 $15 17. Nf1 Nh7 18. Bf2 Qa5 19. Qb3 Bd7 20. Ne3 O-O-O 21. Kd2 Ng5 22. Bh4 Nf6 23. Rab1 $1 {[%csl Gb1][%cal Rb3b7]} b6 24. Qc2 (24. Kd3 $11) 24... Rdg8 25. Rbf1 Nxf3+ 26. Rxf3 Nxh5 27. Rf2 Nf4 $36 {[%cal Rf4g2][%mdl 2048] White is under strong pressure.} 28. g3 Nh5 29. Rhh2 Nxg3 30. Bxg3 Rxg3 31. Rxh6 Kc7 $1 (31... Ba4 32. Qb2 $15) 32. Rhf6 Be8 $1 33. Nf5 Rg2 $1 {[%cal Rg2f2]} 34. Kd3 Rg1 35. Nxd6 (35. Qb2 $17) 35... R8g3+ $19 36. Kd2 {[#]} Ra1 $1 37. Nxe8+ $11 Kb8 $1 38. a4 ({But not} 38. Rxf7 $2 Rxa2 39. R2f3 Rg2+ 40. Rf2 Rxc2+ 41. Kxc2 Qa2+ 42. Kd3 Qb1+ 43. Kd2 Rg1 $19) (38. Rd6 $1 $11 {was the only way to keep the balance.} b5 39. cxb5 Rxa2 40. Rd8+ Qxd8 41. Qxa2 Qg5+ 42. Kc2) 38... Rxa4 $17 {...Ra2! is the strong threat.} 39. R6f3 $2 {[%mdl 8192]} ({Don't blunder} 39. Rxf7 $2 Ra2 $19) (39. Rd6 $17 b5 40. Qb3 Ra2+ 41. Ke1 Rg1+ 42. Rf1 Ra1+ 43. Ke2 Qa2+ 44. Qxa2 Rxa2+ 45. Ke1 Ra1+ 46. Ke2 Rgxf1 47. Rc6) 39... Rxf3 40. Rxf3 {Black must now prevent Qb3.} Ra2 41. Nd6 Rxc2+ 42. Kxc2 $19 {[%mdl 4096] Endgame [#] KQ-KRN} Qa2+ $1 43. Kd1 Kc7 44. Nb5+ Kd8 45. Rxf7 {[#]} a5 $2 ({And not} 45... Qxc4 46. Rf8+ Kd7 47. Rf7+ Kd8 48. Rf8+ Ke7 49. Rf7+ Kd8 $11) (45... Qg2 $1 $19 46. Rf6 Qg4+ 47. Kc2 Qxe4+ {[%mdl 64] Double Attack} 48. Kc1 Qd3) 46. Nd6 $11 {The position is equal.} a4 47. Nb7+ Kc8 {With the idea ...Kb8.} 48. Nd6+ Kd8 49. Nb7+ Kc8 {Threatening ...Kb8.} 50. Nd6+ Kb8 51. Rb7+ {[%mdl 64] Double Attack} Ka8 52. Rc7 Qb1+ (52... a3 {seems wilder.} 53. Rc8+ Ka7 54. Nb5+ Ka6 55. Ra8+ Kb7) 53. Kd2 Qb2+ 54. Kd3 a3 55. Rc8+ Ka7 56. Rc7+ Kb8 57. Rc8+ Ka7 58. Rc7+ {White happily takes the draw.  Weighted Error Value: White=0.30/Black=0.17} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.9"]
[White "Golubka, Petro"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2438"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,81,0,0,0,-3,17,3,26,0,0,0,-8,0,2,-13,-16,-11,0,4,9,7,7,4,0,-1,0,0,0,-25,-25,-29,-24,-45,-44,-40,-25,-31,-10,-26,0,0,10,13,13,6,6,6,10,10,10,10,10,10,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 d6 5. c3 Nbd7 6. e3 O-O 7. Be2 e5 8. O-O h6 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 9. Bh4 Qe8 10. Ne1 {[#]} Nb6 $146 ({Predecessor:} 10... Kh8 11. Nc2 Nd5 12. Bf3 Ne7 13. e4 f5 14. Bxe7 Qxe7 15. dxe5 Nxe5 16. exf5 Nxf3+ 17. Nxf3 Bxf5 {0-1 (74) Tibensky,R (2442)-Maiwald,J (2514) Austria 2005}) 11. a4 a5 12. Bb5 c6 13. Be2 exd4 14. cxd4 Bf5 15. Bd3 Bxd3 16. Nxd3 Ne4 17. Nxe4 Qxe4 18. Bg3 Rfd8 19. Qb3 Nd5 20. Rfd1 Rd7 21. Nf4 (21. Re1 {is more complex.} h5 22. Rad1 Re8 23. f3 Qe6 24. Bf2) 21... Nxf4 22. Bxf4 d5 23. Qd3 Qxd3 24. Rxd3 h5 25. h3 Bf8 26. g4 hxg4 27. hxg4 {The position is equal.} Bd6 28. Bxd6 Rxd6 $11 {[%mdl 4096] Endgame KRR-KRR} 29. Rb3 Rd7 30. Kg2 Kf8 31. Rh1 {[#] aiming for Rh8+.} Ke7 32. Kg3 Kd6 33. Kf4 Re8 34. f3 Kc7 35. g5 Rde7 36. Rc3 Rd8 37. b3 Rde8 38. Rd3 Kd6 39. Rc3 Kc7 40. Rd3 Kd6 41. Rc3 {Weighted Error Value: White=0.04/Black=0.04} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.10"]
[White "Harsha Bharathakoti"]
[Black "Shyaamnikhil P"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2517"]
[BlackElo "2453"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,133,33,19,32,18,36,17,22,7,20,17,14,5,9,7,13,10,29,43,37,15,23,20,25,23,42,45,43,50,48,59,56,39,48,0,30,0,23,29,36,30,41,37,35,43,32,33,37,43,38,46,110,27,26,26,34,25,27,0,63,4,4,0,0,0,0,0,3,-1,-5,-30,28,4,16,16,38,33,73,62,89,65,87,0,7,7,53,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,7,97,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 dxc4 3. e3 Nf6 4. Bxc4 e6 5. Nf3 a6 6. O-O c5 7. Nbd2 {7.b3 is the recent fashion.} Nc6 {[%cal Rc5d4] D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 8. dxc5 Bxc5 9. a3 b5 10. Be2 Bb7 11. b4 Be7 12. Bb2 O-O 13. Rc1 Rc8 14. Nb3 Qxd1 15. Rfxd1 Rfd8 16. Nc5 Bxc5 17. Rxc5 {[#]} Ne4 $146 ({Predecessor:} 17... Rxd1+ 18. Bxd1 Ne4 19. Rc1 Ne7 20. Rxc8+ Nxc8 21. Ne5 Ned6 22. f3 Nb6 23. e4 Ndc4 24. Nxc4 Nxc4 {½-½ (36) Zakharchenko,A (2209)-Boldysh,M (1815) Zaporozhye 2010}) 18. Rcc1 f6 19. Ne1 Rxd1 20. Rxd1 Rd8 21. Nd3 e5 22. Rc1 Ba8 23. h4 Kf7 24. Rc2 Ke7 25. Kh2 Nd6 26. Nc5 Nb8 27. f4 exf4 28. exf4 Nc4 29. Bd3 Bd5 30. h5 h6 31. Re2+ Kd6 (31... Kf8 $14) 32. Bf5 (32. Bd4 $16) 32... Nxb2 $11 33. Rxb2 Re8 $1 34. Rd2 Kc6 $1 35. Rd3 Re2 (35... a5 $11) 36. Rg3 (36. Bc8 $14 Bc4 37. Rd4) 36... Re7 37. Nb3 Kb6 38. Nc5 Kc6 (38... a5 {with more complications.} 39. Rd3 Bc4 40. Rd6+ Kc7 41. Rd4 Nc6) 39. Rc3 {With the idea Nxa6+.} Kb6 40. Kh3 a5 41. Rd3 Kc6 (41... Bc4 $142 42. Rd6+ Kc7) 42. g3 axb4 43. axb4 Re2 44. Rd4 Re3 45. Bd3 Bf7 46. Kg4 Kb6 47. Rd8 (47. Bg6 $16 Bc4 48. Be4) 47... Nc6 48. Rd6 {Hoping for Be4.} Be8 49. Be4 ({Better is} 49. Kh4 $14) 49... Kc7 50. Re6 Bd7 51. Nxd7 Kxd7 52. Rxc6 Rxe4 {[%mdl 4096] Endgame KR-KR} 53. Ra6 Rxb4 {aiming for ...Ra4.} 54. Kf5 Ra4 55. Rb6 Ra5 56. Kg6 Kc7 57. Re6 b4 (57... Ra3 $1 $11 {remains equal.} 58. Kxg7 Rxg3+ 59. Kxh6 b4) 58. Kxg7 ({White should try} 58. Re2 $16) 58... Rxh5 {The position is equal.} 59. Kxf6 Rb5 60. Re1 b3 61. f5 b2 62. Rb1 h5 63. Kg6 {Strongly threatening f6.} Kd7 64. f6 Ke8 $1 65. Kg7 {Black must now prevent f7+.} Rg5+ $1 {[%mdl 64] [#] Double Attack} 66. Kh6 Rb5 {And now ...Kf7 would win.} 67. Kg7 {Weighted Error Value: White=0.16/Black=0.12} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.11"]
[White "Nadanian, Ashot"]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2317"]
[BlackElo "2500"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,22,20,0,22,19,31,0,0,-3,35,29,62,33,93,122,144,125,122,129,178,171,202,192,201,211,268,197,249,222,216,201,277,178,339,289,287,268,531,527,538,544,543,527,559,505,495,486,785,775,1219,1211,1668,1749,1596,1573,1303,557,529,445,538,525,802,806,960,966,887,486,478,477,472,467,488,516,508,502,495,510,497,514,497,494,516,516,29971,29973,6091,5444]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Qd3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} g6 7. Bg5 Bg7 8. O-O-O {White is slightly better.} O-O 9. Qd2 b5 {Threatening ...b4.} 10. f3 {[#]} Re8 $146 ({Predecessor:} 10... Qa5 11. Bd3 b4 12. Nce2 Qxa2 13. Qxb4 Qa1+ 14. Kd2 {1-0 (14) Maravi Ceron,A (1106)-Espichan Serna,M (1104) Chess.com INT 2020}) 11. Bh6 Bh8 ({Black should try} 11... Bxh6 $14 12. Qxh6 e5) 12. h4 $16 Qa5 13. Nb3 Qc7 14. h5 Bb7 15. hxg6 hxg6 16. g4 Nbd7 17. Qh2 Nh7 18. Rd3 b4 (18... e5 $142 19. Be3 Ndf6) 19. Nd5 $18 Bxd5 20. exd5 $40 {[%mdl 128] White is out for blood.} Rac8 21. f4 {And now Bg5 would win.} e6 $2 (21... a5) 22. Bg5 Ndf8 23. Rh3 {[%mdl 64] Discovered Attack} f6 $2 (23... f5 {was necessary.}) 24. Bh6 Bg7 25. Bxa6 Ra8 26. Bb5 Reb8 27. Bxg7 Qxg7 28. Bc6 Rxa2 (28... e5 $142 29. Bxa8 Rxa8) 29. dxe6 f5 30. e7 Qxe7 31. Bd5+ Kh8 32. gxf5 gxf5 33. Qg1 (33. Kb1 $142 Rb5 34. Bc4) 33... Qg7 34. Qxg7+ Kxg7 35. Kb1 Ra6 36. Nd4 Ra5 37. Rg3+ Ng6 38. Nxf5+ Kf6 39. Ne3 ({Don't take} 39. Rxh7 Rxd5 40. Ne3 Ra5 $18) 39... Nhf8 40. Rg5 Re8 41. Ng4+ Kg7 {[#]} 42. f5 {[%csl Gg4][%cal Rf5f6][%mdl 64] Pin} Rxd5 43. f6+ {[%mdl 64] Discovered Attack} Kf7 44. Rxd5 Re4 45. Rg5 Rf4 46. Ka2 Ne6 (46... Ke6 $18 47. Rhh5 Rf3) 47. Rh7+ Kg8 {[#]} 48. Rg7+ $1 {[%mdl 576] Double Attack. Black got outplayed after the opening.  Weighted Error Value: White=0.37/Black=0.58} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.19"]
[Round "6.12"]
[White "Mahdavi, Reza"]
[Black "Quparadze, Giga"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2124"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,122,23,13,15,21,25,11,26,17,22,4,70,60,83,26,73,16,20,14,18,18,29,26,29,29,34,34,35,32,37,31,36,31,43,23,19,21,16,4,4,5,10,0,0,0,0,0,0,0,0,0,0,0,10,0,8,0,0,0,0,0,10,0,0,0,14,14,14,0,54,11,11,15,20,0,68,67,68,68,72,72,118,25,24,-8,-8,-8,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-160,-164,-164,-164,-297,-297,-289,-289,-289,-289,-289,-206]} 1. e4 c5 2. Nf3 e6 3. c3 d5 4. exd5 Qxd5 5. d4 Nf6 6. Na3 Nc6 7. Be3 $1 {[%mdl 4] now scores much better than the old 7.Nb5.} cxd4 {[#] B22: Sicilian: 2 c3.} 8. Nb5 $1 {[%cal Rb5c7]} Qd7 9. Nbxd4 a6 {The position is equal.} 10. Nxc6 Qxc6 11. Bd3 {[#]} Nd5 $146 ({Black should play} 11... b6 $11) ({Predecessor:} 11... Bd6 12. Bd4 b5 13. Bxf6 gxf6 14. Nd2 f5 15. Be2 Bb7 16. Bf3 Qc7 17. c4 Rd8 18. Bxb7 Qxb7 {0-1 (42) Al Shamsi,O (1469)-Yasmin,A (1509) Ajman 2019}) 12. Be4 $14 Qb5 13. Bxd5 (13. Bd4 $16) 13... exd5 14. Qe2 ({Better is} 14. Qd4 $16) 14... Qxe2+ $11 15. Kxe2 Be6 16. Nd4 Be7 17. Rhe1 O-O 18. Rad1 Bf6 19. f3 b5 20. Kf2 Rfc8 21. Bf4 Rc4 22. Be5 Be7 23. Nc2 a5 24. Ne3 Rc5 25. Bd4 Rc7 26. f4 {Black must now prevent f5.} f6 27. f5 Bf7 28. a3 b4 29. axb4 axb4 30. Ra1 Rb8 31. Ra5 bxc3 32. bxc3 Rd7 33. Rea1 (33. h3 {seems wilder.} Bd6 34. Rea1 Rdd8 35. Ra7 h6 36. Kf3) 33... Bd6 34. Ra7 Rxa7 (34... Rdd8 {is more complex.} 35. R1a2 Rb1 36. Ra8 Bb8 37. g3 Be8) 35. Rxa7 h5 36. g3 Rd8 37. Bb6 Rc8 38. Bd4 Rc6 39. Ra8+ Kh7 40. Ra7 Bc7 (40... Kg8 $11) 41. Nc2 {Strongly threatening Nb4.} Bg8 42. Ke3 Be5 43. Re7 h4 (43... Rc7 $11 44. Re8 Bf7) 44. Bxe5 $14 fxe5 {[%mdl 4096] Endgame KRB-KRN} 45. Kd2 d4 46. cxd4 Bb3 47. Nb4 (47. Na1 $16 Ba4 48. dxe5) 47... Rc4 $11 {[%mdl 64] [#] Double Attack} 48. dxe5 Rxb4 {KRB-KR} 49. f6 Rg4 50. Rxg7+ Rxg7 51. fxg7 {KB-KP} h3 52. Ke3 Kxg7 {KB-K3P} 53. Kf4 Bd5 54. g4 Kg6 55. Kg3 Bg2 {...Kg5 is the strong threat.} 56. e6 $2 (56. Kh4 $11) 56... Kf6 $17 57. g5+ Kxe6 {Threatens to win with ...Kf5.} 58. g6 (58. Kg4 $142) 58... Kf6 $19 {Black has a decisive advantage.} 59. g7 Kxg7 {And now ...Kf6 would win.} 60. Kf2 Kf6 61. Kg1 Ke5 {Weighted Error Value: White=0.17/Black=0.12} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.1"]
[White "Sivuk, Vitaly"]
[Black "Narayanan.S.L"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2529"]
[BlackElo "2647"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,18,33,19,20,11,19,13,27,25,29,20,13,14,26,6,16,6,50,48,54,36,47,34,57,36,87,50,93,110,111,102,105,97,110,104,174,181,196,179,166,181,176,168,197,185,202,191,271,293,275,212,250,257,267,259,241,262,271,266,393,396,394,394,516,519,510,504,482,477,5493,5506,5389,1743]} 1. c4 e5 2. Nc3 Bb4 3. Nd5 a5 4. Nf3 d6 5. a3 Bc5 6. e3 {A21: English Opening: 1...e5 2 Nc3.} c6 7. Nc3 Nd7 8. d4 {The position is equal.} Ba7 9. b4 Ngf6 10. Bb2 O-O 11. Be2 Re8 12. O-O {[#]} Bb8 $146 ({Predecessor:} 12... e4 13. Nd2 d5 14. cxd5 cxd5 15. Qb3 Nf8 16. Rfc1 Bb8 17. Nf1 axb4 18. Qxb4 h5 {1-0 (61) Cori,J (2652)-Mareco,S (2629) Krasnaya Polyana 2021}) 13. d5 e4 14. Nd2 Nb6 15. Qb3 Bf5 16. Rfd1 Nbd7 17. Nf1 Bc7 (17... h5 $14) 18. Rd2 Qe7 {Black is now going downhill.} 19. Ng3 Bg6 {[#]} 20. dxc6 $1 bxc6 {[#]} 21. b5 $1 Nc5 22. Qd1 Nd3 (22... cxb5 $16 23. Nxb5 Bb8) 23. bxc6 $18 h5 24. Nb5 {[%cal Re2d3]} (24. Bxd3 $6 exd3 25. Rxd3 h4 $16) (24. Nxh5 $6 Bxh5 25. Bxh5 d5 $16) 24... Nxb2 25. Rxb2 h4 26. Nf1 Rac8 27. Na7 Rb8 28. Rab1 h3 (28... Rxb2 $142 29. Rxb2 Rb8 30. Rxb8+ Bxb8) 29. Rxb8 (29. gxh3 $6 Bf5 $18) 29... Rxb8 30. Nb5 (30. gxh3 $6 Qe8 $18) 30... hxg2 31. Ng3 (31. Kxg2 $6 Bf5) 31... Bd8 32. Nd4 (32. Kxg2 $6 Rb6 $18) 32... Rb6 33. Rb5 Rxb5 34. Nxb5 ({Much less strong is} 34. cxb5 $6 d5 $18) 34... Kf8 (34... d5 {was worth a try.} 35. Qd4 (35. Kxg2 Qc5 $18 {[%mdl 64] Double Attack}) 35... dxc4 36. Kxg2 Kf8) 35. Qd4 Ne8 36. Bg4 a4 37. Bf5 {White is clearly winning.} Bxf5 38. Nxf5 Qe6 39. Nbxd6 f6 (39... Bf6 $142 40. Qd1 Be5) 40. Nxe8 Qxe8 41. c7 {Weighted Error Value: White=0.05/Black=0.22} (41. Qd6+ $142 Kg8 42. c7 Bxc7 43. Qxc7) 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.2"]
[White "Gukesh D"]
[Black "Puranik, Abhimanyu"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2640"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,98,11,23,18,21,17,16,14,17,22,25,19,44,17,50,50,79,84,124,114,127,134,138,116,130,90,91,94,108,94,75,13,14,0,0,0,0,-47,-7,-22,-22,-74,-74,-74,-74,-76,-75,-94,-93,-104,-67,-671,-664,-620,0,-57,-8,-28,0,-8,0,-341,-264,-258,-135,-127,0,-260,-256,-422,-420,-420,-420,-420,-420,-760,-717,-1042,-1019,-5005,-1131,-29993,-29994,-29994,-29995]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bb5+ c6 8. Ba4 a5 9. Nf3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} O-O 10. O-O b5 11. Bb3 {The position is equal.} a4 12. Bc2 c5 13. Rb1 Ba6 {[#]} 14. Bd3 $146 ({Predecessor:} 14. Re1 Nc6 15. e5 cxd4 16. cxd4 Rc8 17. d5 Na5 18. Bg5 Qc7 19. Bd3 Rb8 20. d6 exd6 21. exd6 {1-0 (29) Riazantsev,A (2628)-Lobanov,S (2522) Sochi 2020}) 14... Qd7 15. Ba3 b4 16. cxb4 {b5 is the strong threat.} Bxd3 17. Qxd3 cxd4 18. b5 Rc8 19. e5 $1 Ra7 {White must now prevent ...Rc3.} 20. Rfc1 Rac7 21. Rxc7 ({Much weaker is} 21. Nxd4 $6 Rxc1+ 22. Bxc1 (22. Rxc1 Rxc1+ 23. Bxc1 Bxe5 $17) 22... Bxe5 $11) 21... Rxc7 22. Qe4 ({Much worse is} 22. Nxd4 $6 Bxe5 23. Rd1 Qd8 $11) 22... d3 23. Qxa4 (23. b6 $16 Rc8 24. Rd1) 23... d2 $11 24. Rd1 Bh6 25. h4 Rc1 26. Bxc1 dxc1=Q 27. Rxc1 Bxc1 28. Qc4 (28. Qc2 $11) 28... Qd1+ $17 29. Kh2 Nd7 30. e6 fxe6 31. Qxe6+ Kf8 {Threatens to win with ...Bf4+.} 32. Qc6 Nf6 {aiming for ...Bf4+.} 33. b6 $2 {[%mdl 8192]} (33. Qc4 $15) 33... Bf4+ $19 34. g3 {[#]} Bd6 (34... Qe2 $1 $19 35. Qa8+ (35. gxf4 $2 Qxf2+ 36. Kh3 Qf1+ 37. Kh2 Qe2+ 38. Kh1 Ne4 $19) (35. Nd4 Qxf2+) 35... Kg7) 35. Ng5 ({Better is} 35. Kg2 $1 $11) 35... Qf1 {[%cal Rf6g4]} 36. Ne6+ Kf7 {[%cal Rf6g4]} 37. Ng5+ Kg8 {[%cal Rf6g4]} (37... Kg7 $5 38. Ne6+ $8 Kg8 39. Qa8+ Kf7 40. Nd8+ Kg7 41. Ne6+ Kh6 $11) 38. Qf3 {[%mdl 8192]} (38. Qa8+ $1 $11 {and White has nothing to worry.} Kg7 39. Ne6+ Kh6 40. Qf3 Ng4+ 41. Qxg4 Qxf2+ {[%mdl 64] Double Attack} 42. Kh3 Qf1+ 43. Kh2 Qf2+ {[%mdl 64] Double Attack} 44. Kh3 Qf1+ 45. Kh2 Qf2+ {[%mdl 64] Double Attack}) 38... Bb8 39. Qb3+ Kh8 (39... Kg7 $1 $19 {[%cal Rf6g4]} 40. Qb2 Kh6) 40. Qb2 $17 Kg8 (40... Kg7 $17 41. a4 Kh6 42. Nf7+ Kh5 43. Qb5+ Qxb5 44. axb5 Kg4) 41. Qb3+ $19 {[#]} Kg7 $1 {[%cal Rf6g4]} 42. Ne6+ $2 {[#]} (42. Qb2 {was the only chance.}) 42... Kh8 $1 {[%cal Rf6g4]} 43. Qb2 Kg8 {[%cal Rf6g4]} 44. Qd4 h6 45. b7 {[#]} (45. a4 $142) 45... Ba7 $1 {[%mdl 512] ( -> ...Ng4+!)} 46. g4 (46. Nc5 h5) 46... Bb8+ 47. Nf4 Kh7 (47... Kf7 $142 48. f3 Qxf3 {[%mdl 64] Double Attack}) 48. g5 hxg5 49. hxg5 Nh5 {Weighted Error Value: White=0.68/Black=0.30} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.3"]
[White "Petrosian, Tigran L."]
[Black "Shahinyan, David"]
[Result "1/2-1/2"]
[ECO "C00"]
[WhiteElo "2562"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,119,-8,-3,14,-3,0,-54,-9,-18,0,-64,-29,-15,-16,-29,-24,-27,-25,-15,-16,-21,-14,-64,6,15,16,18,24,18,33,30,45,41,39,2,8,5,2,8,7,7,7,0,0,0,0,0,21,21,21,21,21,21,21,21,33,21,54,49,31,12,12,11,14,0,14,13,34,27,83,70,74,68,80,79,71,79,76,36,38,8,10,8,9,2,15,0,0,0,0,0,11,0,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. Qe2 c5 3. Nf3 Nc6 4. g3 g6 5. Bg2 Bg7 6. O-O Nge7 7. c3 {7.c3 scores better than 7.d3.} d5 {C00: French: Unusual White 2nd moves.} 8. e5 O-O {[#]} 9. h4 $146 (9. Na3 $11) ({Predecessor:} 9. d3 b6 10. h4 f6 11. exf6 Bxf6 12. Bh6 Re8 13. Bg5 Nf5 14. Re1 h6 15. Bxf6 Qxf6 16. Ne5 Nxe5 17. Qxe5 Qxe5 18. Rxe5 {1-0 (46) Deac,B (2724)-Poghosyan,S (2517) Chess.com INT 2020}) 9... f6 {Black is slightly better.} 10. exf6 Bxf6 11. c4 ({White should try} 11. d3 $1 $11) 11... Nf5 12. d3 $1 b5 13. cxb5 Ncd4 14. Nxd4 Nxd4 (14... cxd4 $6 15. Nd2 $16) 15. Qd1 Nxb5 16. Nd2 Rb8 17. Nb3 Qd6 (17... c4 $15 18. dxc4 dxc4) 18. Be3 $11 Nd4 (18... Bxb2 $6 19. Bxc5 Qd8 20. Rb1 $16 (20. Bxf8 Bxa1 21. Qxa1 Qxf8 $14)) 19. Nxd4 cxd4 20. Bh6 Rf7 21. Rc1 Ba6 22. Qd2 e5 23. Rfe1 (23. Qa5 $5 {[%cal Rg2d5]} Bb5 24. a4 $11) 23... Bg7 24. Bxg7 Kxg7 25. h5 Rbf8 26. h6+ Kh8 $1 27. Rc2 e4 ({Don't blunder} 27... Rxf2 $2 28. Qxf2 Rxf2 29. Rxf2 $18) 28. dxe4 d3 {[%cal Rd3c2]} ({But not} 28... dxe4 $6 29. Rxe4 d3 30. Qc3+ Kg8 31. Rd2 $16) 29. e5 Qb6 {[#]} 30. e6 $1 Rxf2 31. Qxf2 {White threatens e7 and mate.} dxc2 32. Qxb6 axb6 {[%mdl 4096] Endgame KRB-KRB} 33. e7 {[%cal Re7f8]} ({Not} 33. Bxd5 $2 Rf1+ $1 {[%mdl 512]} 34. Rxf1 Bxf1 $19) 33... Re8 {White must now prevent ...d4.} 34. Bf1 Bc8 35. Bd3 Rxe7 36. Rf1 {[%cal Rf1f8]} Kg8 {And now ...Bf5! would win.} 37. Bxc2 Ba6 38. Rf2 Re5 39. Kg2 Bc4 40. b3 Be2 (40... Ba6 $11) 41. Rf4 Ba6 {[#]} 42. Bd1 $1 Be2 {[#]} 43. Bxe2 Rxe2+ $16 {[%mdl 64] Double Attack. KR-KR} 44. Rf2 Re6 45. g4 d4 46. Rd2 g5 {The position is equal.} 47. Rxd4 Kf7 $1 48. a4 Kg6 49. Rd8 Kxh6 50. b4 Kg7 51. Kf3 Kf6 52. Rb8 h6 53. a5 bxa5 54. bxa5 {Strongly threatening Rb6.} Re1 55. Rf8+ Kg6 {( -> ...Rf1+)} 56. Rd8 Kf6 57. a6 {a7 is the strong threat.} Ra1 58. Ra8 Ra4 59. Ke3 Kg7 60. a7 {Weighted Error Value: White=0.10/Black=0.08} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.4"]
[White "Bharath Subramaniyam H"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "C13"]
[WhiteElo "2435"]
[BlackElo "2555"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,50,33,33,35,0,0,0,0,0,1,-7,0,-16,-7,-6,15,0,27,13,55,10,16,19,16,16,19,19,19,20,18,18,17,28,27,23,18,14,4,8,13]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Qd2 Nd7 {[%cal Bb8d7,Bd7b6,Bb6c4][%mdl 32] [#] C13: French: Classical System: 4 Bg5 Be7, Alekhine-Chatard Attack.} 8. g3 $146 ({Predecessor:} 8. O-O-O Nb6 9. Nc3 Bd7 10. d5 exd5 11. Nxd5 Be6 12. Nxe7 Qxd2+ 13. Rxd2 Kxe7 14. Nf3 c5 15. Be2 {1-0 (49) Perez Candelario,M (2623)-Tejedor Fuente,E (2457) Marbella 2019}) 8... Nb6 9. Bg2 Bd7 10. Nc3 Nc4 11. Qc1 c6 12. Nge2 Qb6 13. b3 Nd6 14. O-O c5 15. Rd1 cxd4 16. Rxd4 Bc6 17. Bxc6+ Qxc6 18. Rd3 Nf5 19. Qf4 Bd6 20. Qe4 Qxe4 21. Nxe4 O-O-O 22. Nxd6+ ({Don't blunder} 22. Nxf6 $2 Be5 $19) 22... Rxd6 23. Rxd6 Nxd6 24. Rd1 Kd7 25. c4 {[#] Black must now prevent c5.} Ke7 {Weighted Error Value: White=0.07/Black=0.07} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.5"]
[White "Daghli, Arash"]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2427"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,100,35,54,36,57,0,49,31,40,33,32,31,38,52,40,31,41,5,55,64,86,22,29,14,13,7,12,12,18,4,6,12,50,18,17,0,0,0,0,0,0,0,0,-150,0,0,0,0,0,0,0,0,0,0,51,-85,-84,-70,0,0,0,0,0,0,0,0,0,0,0,0,120,-373,-336,-474,-477,-472,-466,-592,-587,-565,-556,-506,-510,-29969,-5042]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. Qd3 {10.a5 is setting a new trend. C78: Ruy Lopez: Archangelsk and Möller Defences.} exd4 11. cxd4 ({Better is} 11. axb5 $14 axb5 12. cxd4) 11... O-O 12. Bg5 {White is slightly better.} h6 13. Bh4 {[#]} Nb4 $146 ({Predecessor:} 13... g5 14. Bg3 Nh5 15. Nc3 Nxg3 16. fxg3 Ne5 17. Qd2 Nc4 18. Bxc4 bxc4 19. h4 Be6 {1-0 (36) Giri,A (2764)-Shirov,A (2649) Chess.com INT 2020}) 14. Qc3 g5 {[#] White must now prevent ...a5.} 15. a5 $1 Ba7 (15... c5 16. axb6) 16. Qxb4 gxh4 17. Re1 c5 18. Qd2 Kg7 19. Nxh4 ({White should try} 19. h3 $16) 19... cxd4 $11 20. Na3 Ng4 21. Nf3 Qf6 22. Nc2 {[%cal Rc2d4]} d3 23. Ne3 Nxe3 24. fxe3 Bg4 25. Rf1 Qf4 $1 26. Nd4 Qxe4 27. Rf4 Qxf4 28. exf4 Bxd4+ 29. Kh1 Bf5 30. Bd5 (30. Qb4 $11 Bxb2 31. Rd1) 30... h5 (30... Rbc8 $1 $17 {[%cal Rc8c2] ...Rc2 is the strong threat.} 31. g4 Rc2 $1) 31. Qb4 Bc5 {[%cal Rc5b4]} 32. Qc3+ f6 33. b4 Be3 {Hoping for ...Rbc8.} 34. Qc7+ Kh6 35. Bf3 ({Avoid the trap} 35. Qxd6 $2 Bd4 $19) 35... Rbc8 (35... d2 $11 36. Rd1 (36. Qxd6 $2 Rbd8 $19) 36... Bxf4) 36. Qe7 (36. Qxd6 $14 {keeps the upper hand.} d2 37. Rd1) 36... Bxf4 $17 {And now ...d2 would win.} 37. g3 {[#]} Rce8 $1 38. Qb7 $11 d2 {Threatens to win with ...Bh3.} 39. Kg2 Re1 40. Qd5 Be6 41. Qd4 Be3 42. Qxd6 Re8 $40 {[%mdl 128] Black has some attack.} (42... Rxa1 $2 {loses.} 43. Qxf8+ Kg6 44. Qe8+ Bf7 45. Qe4+ Kg7 46. Qxe3 $18) 43. Rd1 Kg6 (43... h4 $1 $11 {remains equal.} 44. h3 Kg7) 44. h3 $2 {[%mdl 8192] Now White is beyond hope.} (44. Qd3+ $1 $16 {is forced if you want to stay better.} f5 45. Qd6) 44... Bc4 $1 $19 {[%cal Rc4f1] Strongly threatening ...Bf1+.} 45. Qd7 (45. h4 $142 Re5 46. Qd8) 45... Re5 46. Qd8 Bh6 47. h4 Bf1+ 48. Kh2 {White wants to play Qg8+.} Be2 49. Qg8+ Bg7 50. Qb3 (50. Bxh5+ $19 Bxh5 51. Rxd2) 50... Rxd1 {Weighted Error Value: White=0.50/Black=0.16} (50... Bxf3 $142 51. Qxf3 R5e2+ 52. Kh3 Rxd1 53. g4 {[#]} Re3 $3 {[%mdl 576] Deflection, Promotion} 54. Qxe3 Rh1+ 55. Kg2 d1=Q 56. Qe8+ Kh7 57. Qxh5+ Kg8 58. Qe8+ Bf8 59. Qg6+ Kh8 60. Qxf6+ Bg7 61. Qf4 Qd5+ 62. Qf3 Rh2+ $3 {[%mdl 576] Deflection} 63. Kxh2 Qxf3 64. g5 Be5+ 65. Kg1 Bg3 66. g6 Qf2+ 67. Kh1 Qh2#) 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.6"]
[White "Pour Agha Bala, Amirreza"]
[Black "Karthik Venkataraman"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2432"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,84,23,12,50,34,39,35,33,25,37,33,34,14,39,0,17,18,50,30,18,28,52,63,61,22,27,32,45,40,41,42,113,100,120,129,139,72,83,74,78,63,68,22,27,33,26,0,0,-68,-51,-105,-113,-221,-222,-646,-366,-397,-380,-306,-343,-522,-362,-305,-327,-951,-927,-882,-842,-988,-981,-1496,-1455,-5639,-5514]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 Be7 {B81: Sicilian Scheveningen: Keres Attack.} 8. g5 Nfd7 9. h4 b5 {White is slightly better.} 10. Bg2 b4 11. Nce2 Bb7 12. Ng3 Nc5 {[#]} 13. Be3 $146 ({Predecessor:} 13. f4 g6 14. Qe2 Nbd7 15. Nb3 Qc7 16. Nxc5 Nxc5 17. h5 O-O-O 18. Bd2 d5 19. e5 {0-1 (36) Vyskocil,N (2374)-Dydyshko,V (2562) Litomysl 2006}) 13... Nbd7 14. f4 Nb6 15. b3 d5 {[%cal Rc5e4]} 16. e5 Ne4 17. Qg4 Qc7 18. O-O Qc3 19. Qf3 Nd7 20. Nge2 Qc7 21. Rac1 g6 (21... Bc5 $14) 22. h5 $16 Rc8 23. Qh3 Rf8 24. hxg6 (24. c4 $142 Ndc5 25. cxd5 Bxd5 26. Rc2) 24... hxg6 25. c4 {Hoping for cxd5.} Ndc5 26. cxd5 Bxd5 27. a3 Qb7 (27... bxa3 $6 28. b4 $16) 28. axb4 Qxb4 29. Bxe4 Bxe4 30. Rc4 (30. Rfd1 $11) 30... Qb7 $15 {...Bd5 is the strong threat.} 31. Rfc1 {[#]} (31. Rcc1 $15) 31... Bd5 $1 $17 32. R4c2 {[#]} (32. R4c3 $17 {was the only chance.}) 32... Kd7 $1 $19 33. Nf5 $2 {[#]} (33. Qf1) 33... Rh8 $1 34. Nh6 {[%cal Re3c5]} (34. Nh4 Nxb3) 34... Nxb3 35. Rxc8 Rxc8 36. Re1 (36. Rxc8 $142 Qxc8 37. Kf2) 36... Qb4 37. Rd1 {And now Rxd5+ would win.} Qe4 {White must now prevent ...Rc2.} ({Resist} 37... Ke8 38. Nxf7 Kxf7 39. f5 $19) 38. Bf2 $2 ({Of course not} 38. Nxf7 Rc2 $19) (38. Ng4 Rc2 39. Nf2) 38... Qxe2 {Black is clearly winning.} 39. Rxd5+ Ke8 {( -> ...Rc1+)} 40. Qd3 Nc1 41. Qh3 Rc2 42. Ng4 exd5 {Weighted Error Value: White=0.84/Black=0.19} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.7"]
[White "Tahbaz, Arash"]
[Black "Nadanian, Ashot"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2459"]
[BlackElo "2317"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,91,26,12,18,0,28,-30,-11,-47,-42,-52,20,0,18,0,22,-25,0,0,0,0,-1,-19,0,-13,0,0,0,-54,0,0,0,-35,-37,-33,-21,-50,15,0,63,80,83,78,82,96,125,113,162,157,157,156,152,118,129,121,160,116,254,238,346,334,378,379,695,723,716,706,711,703,854,851,827,827,827,822,762,731]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. d3 h6 6. Nbd2 e6 7. b3 Be7 8. Bb2 O-O 9. Qe1 Nbd7 {A07: Réti Opening: New York and Capablanca Systems.} 10. e4 Bh7 11. Nh4 (11. Qe2 $142) 11... a5 $11 {[%cal Ba7a5,Ba5a4][%mdl 32] Black has an edge.} 12. a3 {[#]} a4 $146 ({Predecessor:} 12... Qb6 13. Kh1 Bc5 14. Qe2 Bd4 15. c3 Bc5 16. f4 Be7 17. c4 dxe4 18. dxe4 Nc5 19. Bd4 Rad8 {½-½ (68) Zhou,J (2668)-Potkin,V (2626) Ningbo 2010}) 13. b4 Ne8 (13... dxe4 $15 14. dxe4 c5) 14. f4 Bf6 15. e5 Be7 (15... Qb6+ {feels hotter.} 16. Qf2 Qxf2+ 17. Rxf2 Be7 18. Nf1 c5) 16. f5 (16. Nhf3 {seems wilder.} Nc7 17. Qe3 Bg6 18. Rfc1 Rb8 19. Qe2) 16... Bxh4 17. fxe6 $1 fxe6 18. gxh4 Rxf1+ 19. Nxf1 Nc7 20. Qg3 Qe7 21. Ne3 Rf8 22. Bh3 (22. Rf1 $11) 22... Kh8 (22... c5 $15) 23. Rf1 Rxf1+ 24. Kxf1 c5 25. bxc5 Qxc5 {And now ...d4 would win.} 26. Qf4 Bg8 (26... Nb8 $15) 27. Ke2 Nb5 (27... Nb8 $11) 28. Qb4 $14 ({Much worse is} 28. Qxa4 d4 $15) 28... Qxb4 29. axb4 a3 30. Ba1 d4 31. Nc4 a2 {Black wants to play ...Nc3+.} 32. Kd2 Nc3 {[#] and if ...b5 works, Black does fine.} 33. Bg2 $1 b5 {[#]} 34. Bc6 $1 Nb8 ({Avoid the trap} 34... bxc4 $2 35. Bxd7 cxd3 36. Kxd3 $18) 35. Na5 Bf7 36. Bg2 Be8 {Black cannot hold the game after this.} (36... Nd5 $16) 37. Nb3 $18 Nb1+ (37... Bd7 {was called for.} 38. Nxd4 (38. Bxc3 dxc3+ 39. Kxc3 Bc6 $16) 38... Nd5 39. Bxd5 exd5) 38. Kc1 Bc6 39. Bh3 Nd7 $2 (39... Bd7 40. Nxd4 Na6 41. Bxe6 Bxe6) 40. Nxd4 {White is clearly winning.} Nxe5 41. Nxe6 Nf3 42. Nxg7 Ng1 43. Nh5+ Kh7 44. Bf5+ Kg8 45. Be6+ {[%mdl 64] Double Attack} Kh7 46. Bxa2 {Weighted Error Value: White=0.16/Black=0.40} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.8"]
[White "Urazayev, Arystanbek"]
[Black "Erigaisi Arjun"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2451"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,95,0,0,0,0,0,-12,0,-6,-2,0,0,0,-9,-11,0,0,0,-15,-19,-17,0,-4,-11,-37,-33,-30,-41,-41,-34,-29,0,-48,-24,-31,-15,-25,-17,-17,-25,-28,-6,-15,0,0,0,-39,-23,-34,-10,-7,-8,-27,-8,-22,-22,-51,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 e6 2. c4 d5 3. Nf3 Nf6 4. Nc3 Bb4 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 Ne4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. e3 {8.Bf4 is setting a new trend.} Nxc3 9. Qc2 Ne4 10. Bd3 f5 11. O-O O-O 12. Rb1 {[#]} Qe7 $146 ({Predecessor:} 12... Rb8 13. a4 Bd7 14. Ba3 Rf6 15. Rfc1 Rg6 16. Bf1 b6 17. cxd5 exd5 18. Bb5 Qe8 {1-0 (41) Belov,V (2598)-Kazakovskiy,V (2485) Moscow 2019}) 13. Bb2 Rb8 14. Rfc1 Bd7 15. cxd5 exd5 16. Qb3 Be6 17. a4 Na5 18. Qa2 Nc4 $1 19. Bxc4 dxc4 20. Ba3 Nd6 21. Ne5 {[%cal Re5c4]} Bd5 22. Qe2 (22. Rb5 $5 {[%cal Rb5d5]} Qe6 23. Rxd5 Qxd5 24. Nd7 $11 {[%mdl 64] Double Attack}) 22... Rfc8 23. Nxc4 Qe4 {[%csl Gd5][%cal Re4g2] [#]} 24. f3 $1 {[%cal Rf3e4]} Bxc4 25. Qxc4+ Nxc4 26. fxe4 Nxa3 27. Rb3 fxe4 28. Rxa3 $11 {[%mdl 4096] Endgame KRR-KRR} c6 29. Kf2 Rf8+ 30. Kg3 Rbe8 31. Rb3 Rf7 32. Rc5 h6 33. h4 Re6 {Threatening ...Rg6+.} 34. Rb2 Rf1 35. Re5 {The position is equal.} Rxe5 36. dxe5 {KR-KR} b6 37. a5 b5 38. Rc2 b4 39. Rc4 b3 40. Rb4 Rf5 41. Rxb3 {Rb8+ is the strong threat.} Rxe5 42. Rb8+ Kh7 43. Rc8 Rxa5 44. Rxc6 Re5 45. Rc7 a5 46. Kf4 Rb5 47. Ra7 h5 48. Kxe4 {Weighted Error Value: White=0.05/Black=0.05} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.9"]
[White "Pantsulaia, Levan"]
[Black "Babujian, Levon"]
[Result "1/2-1/2"]
[ECO "D34"]
[WhiteElo "2570"]
[BlackElo "2447"]
[Annotator "TA"]
[PlyCount "156"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,156,19,54,43,41,71,47,46,66,58,70,45,51,35,29,29,29,37,31,28,29,29,29,14,53,53,66,49,44,67,75,84,74,83,94,84,94,79,79,58,48,61,67,18,100,98,149,156,165,164,173,175,168,170,172,112,235,235,235,235,213,213,293,304,309,318,318,317,308,303,334,282,282,282,282,282,282,282,282,282,282,279,337,253,258,249,297,302,289,284,281,272,268,271,284,236,287,279,278,26,26,26,26,26,23,16,16,16,29,29,29,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8]} 1. Nf3 c5 2. c4 Nc6 3. Nc3 e6 4. g3 d5 5. cxd5 exd5 6. d4 Nf6 7. Bg2 Be7 8. O-O O-O 9. dxc5 $1 {[%mdl 4] is recently more successful than 9.Bg5.} Bxc5 10. a3 Re8 11. b4 {D34: Tarrasch Defence: 6 g3 Nf6 7 Bg2 Be7.} Bf8 12. Bb2 Bg4 13. h3 {White is slightly better.} Bh5 14. Rc1 {[#]} a6 $146 ({Predecessor:} 14... Rc8 15. Na4 Ne4 16. g4 Bg6 17. b5 Ne7 18. Qb3 Qd6 19. Rfd1 h5 20. Ne5 Rxc1 21. Rxc1 hxg4 22. hxg4 {0-1 (33) Doshi,M (2256)-Navaratnam,R (2068) Paracin 2019}) 15. e3 a5 16. b5 Ne5 17. g4 {Nxe5 is the strong threat.} Nc4 18. Ba1 Bg6 19. g5 Ne4 20. Nxd5 (20. Qxd5 Nxc3 21. Qxd8 (21. Qxc4 Rc8 $17) 21... Ne2+ 22. Kh1 Raxd8 $15) 20... Rc8 21. Qd4 $36 {[%mdl 2048] White is pushing.} Nxa3 {[#]} (21... Ned6 {looks sharper.} 22. a4 Be4 23. Nc3 Bxf3 24. Bxf3 Qxg5+ 25. Bg2 Qg6) 22. Nc7 Qxd4 23. Bxd4 Red8 24. b6 a4 25. Ra1 Nc4 26. Rfc1 (26. Rxa4 Rxd4 $1 {[%mdl 512]} 27. Rc1 (27. exd4 Nxb6 28. Ra7 Rxc7 $17) 27... Rd6 $11) 26... Rxd4 27. Nxd4 Nxb6 28. Rab1 Ba3 29. Rc2 Nd6 30. e4 $1 (30. Rxb6 Bxc2 31. Nxc2 Bc5 $11) 30... Ndc4 31. Ndb5 {Threatening Nd5.} Be7 (31... Rd8 $11) 32. Rbc1 $16 a3 (32... Bxg5 $142 33. Rxc4 h5) 33. Rxc4 Nxc4 34. Rxc4 h6 35. Ra4 (35. Nd5 Rxc4 36. Nxe7+ Kh7 $11) 35... hxg5 {[#]} 36. Bf3 $1 Bc5 37. Kg2 ({White should try} 37. Kf1 $18) 37... f6 (37... Rd8 $16) 38. Bg4 $18 Rb8 39. Be6+ Kh7 40. Bd5 Kh6 41. Nxa3 Bd6 42. Nab5 Be5 43. Ne6 Be8 44. Rb4 g6 45. Nbd4 b5 46. Nc6 Bxc6 47. Bxc6 Rb6 48. Bd5 (48. Bxb5 Rxe6 49. Bc4 Rc6 $11) (48. Rxb5 Rxc6 49. Nd8 Rc7 $11) 48... Bc3 49. Rb1 b4 50. Bb3 f5 51. Kf3 Ra6 52. Ke3 Kh5 53. Nc7 Rc6 54. Nd5 Kh4 55. Rg1 Bb2 56. Kd3 Be5 57. f3 Bh2 58. Rg2 Bg3 59. Rc2 $2 (59. Re2 $18) 59... Rxc2 $1 $11 60. Bxc2 {Strongly threatening Kc4.} ({Not} 60. Kxc2 Kxh3 61. Nf6 (61. Nxb4 g4 $16) 61... Bc7 $18) 60... Kxh3 61. exf5 b3 $1 62. Bxb3 gxf5 63. Ke2 Kh2 64. Bc2 g4 65. f4 Bf2 $1 {Threatens to win with ...g3.The position is equal.} 66. Bxf5 ({Don't go for} 66. Kxf2 $2 g3+ 67. Ke3 g2 $19) 66... g3 {White must now prevent ...g2.} 67. Be4 {And now Ne3 would win.} g2 {[#]} 68. Bxg2 $1 Kxg2 {[%mdl 4096] Endgame KB-KN} 69. Ne3+ (69. f5 $5 {[%cal Rd5e3]}) 69... Kg1 $1 70. f5 Bh4 71. Kf3 Bf6 72. Ke4 (72. Nd1 {keeps more tension.} Bd4 73. Kf4 Kh2 74. Ke4 Bh8 75. Kf3) 72... Bh8 73. Kf3 Bf6 74. Kf4 (74. Ng4 {seems wilder.} Bd4 75. Kg3 Kf1 76. Kf4 Bg7 77. Kf3) 74... Bh8 75. Kg5 Kf2 76. Ng4+ Kf3 77. Nf6 Bg7 78. Kg6 Bh8 {Black escapes into a draw.  Weighted Error Value: White=0.16/Black=0.13} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.10"]
[White "Goganov, Aleksey"]
[Black "Petriashvili, Nikoloz"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2557"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,13,17,11,24,11,34,29,25,35,25,32,23,12,24,-12,-17,-16,77,23,36,44,113,113,119,112,161,110,105,96,120,106,98,93,145,89,111,90,108,90,116,58,64,68,96,19,36,8,22,0,146,144,147,131,133,128,132,132,120,131,138,147,223,201,395,395,383,392,339,70,78,32,566,588,2399,2162,29965,29953,29975,29976,29976,29976,29981,29982,29982,29983]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Qc7 6. Nf3 {B12: Caro-Kann: Advance Variation.} Nd7 7. Be2 Ne7 8. O-O {White is slightly better.} h6 9. Bd2 a5 10. a4 g5 11. h3 $5 {[%mdl 4] Exploring less charted territory.} Bg7 {[#]} 12. Nh2 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 12. c3 O-O 13. Be3 f6 14. exf6 Rxf6 15. Re1 Rf7 16. Nh2 b6 17. Nd2 e5 18. dxe5 Nxe5 {0-1 (51) Wilczek,T (2599)-Wunderlich,H (2648) ICCF email 2012}) 12... c5 13. c3 b6 (13... c4 $11 14. Nc1 O-O) 14. Rc1 (14. Bb5 $16) 14... Bg6 15. f4 gxf4 (15... c4 $14) 16. Bxf4 $16 Qb7 17. Nf3 Nf5 18. Qd2 ({Better is} 18. Bb5 $18) 18... c4 19. Na1 b5 20. b3 Nb6 21. axb5 Qd7 (21... a4 $142) 22. Qa2 (22. bxc4 $142 {c5 is the strong threat.} dxc4 23. Nc2) 22... Qxb5 23. bxc4 dxc4 24. Nd2 $1 Rc8 25. Nab3 a4 $14 26. Nc5 Rxc5 27. dxc5 (27. Rb1 $1 $16 {[%cal Rb1b5]} Qc6 28. dxc5 Qxc5+ 29. Rf2) 27... Qxc5+ $11 {[%mdl 64] Double Attack} 28. Rf2 {[%cal Rd2c4]} Ne3 29. Bf3 Ned5 (29... O-O $1 $11 {remains equal.}) 30. Bxd5 $16 {[%mdl 64] Overworked Piece} Qxd5 31. Be3 $36 {[%mdl 2048] White is in control.} Nd7 32. Qxa4 Bd3 33. Rf4 {Black must now prevent Rd4.} Bxe5 34. Rxc4 Bxc4 35. Nxc4 {aiming for Rd1.} Rg8 (35... O-O $16) 36. g4 $18 {And now Rd1! would win.} Kf8 $2 (36... f6) 37. Rd1 Qf3 38. Bxh6+ (38. Qxd7 Qg3+ 39. Kf1 Qf3+ 40. Ke1 (40. Kg1 Qg3+ 41. Kf1 Qf3+ 42. Ke1 Bxc3+ 43. Rd2 Bxd2+ 44. Kxd2 Qg2+ 45. Kc1 Qf1+ 46. Kd2 Qg2+ 47. Ke1 Qh1+ 48. Ke2 Qg2+ 49. Ke1 Qh1+ 50. Ke2 Qg2+ 51. Ke1 $14) 40... Bxc3+ 41. Rd2 Bxd2+ 42. Kxd2 Qg2+ 43. Ke1 Qh1+ 44. Ke2 Qg2+ 45. Ke1 Qh1+ 46. Kd2 Qg2+ 47. Ke1 $14) (38. Rxd7 Rg5 $18) 38... Rg7 {Threatens to win with ...Qg3+.} 39. Qc2 $2 (39. Rxd7 Bh2+ 40. Kxh2 Qf2+ 41. Kh1 Qf1+ 42. Kh2 Qf2+ 43. Kh1 Qf1+ 44. Kh2 Qf2+ $11) (39. Qxd7 $18 {[%cal Rd7d8]} Qg3+ 40. Kf1 Qf3+ 41. Ke1 Bxc3+ 42. Rd2 $1 {[%mdl 512]}) 39... Qxh3 $14 (39... Qg3+ $2 40. Qg2 $18) 40. Bxg7+ ({Don't blunder} 40. Rxd7 $2 Qxg4+ 41. Kf2 Qh4+ 42. Ke2 Qh5+ 43. Kf1 Qxh6 $19) 40... Kxg7 $4 {[%mdl 8192] [#] This costs Black the game.} (40... Bxg7 $14 41. Rxd7 Qg3+ 42. Qg2 Qe1+ 43. Kh2 Qh4+ 44. Kg1 Qe1+ 45. Kh2 Qh4+ 46. Qh3 Qf2+ 47. Qg2 Qh4+) 41. Qf2 $1 $18 ({And not} 41. Rxd7 Qg3+ 42. Kf1 (42. Qg2 Qe1+ 43. Qf1 Qg3+ {[%mdl 64] Double Attack} 44. Qg2 Qe1+ 45. Qf1 Qg3+ {[%mdl 64] Double Attack} 46. Qg2 $11) 42... Qf4+ 43. Ke1 Qxc4 $14) 41... Kh8 42. Rxd7 Qxg4+ 43. Qg2 {White mates.} Qxc4 {[#]} 44. Rd8+ $1 Kh7 45. Qh3+ Kg7 46. Qh8+ Kg6 47. Rg8+ {Weighted Error Value: White=0.23/Black=0.54} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.11"]
[White "Pultinevicius, Paulius"]
[Black "Golubka, Petro"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2552"]
[BlackElo "2438"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,127,33,38,29,63,57,74,-45,75,41,62,47,92,39,43,14,24,21,20,0,21,19,25,20,25,16,47,39,41,29,41,49,54,31,166,170,177,190,177,175,166,166,191,174,189,163,197,204,228,224,230,229,306,239,252,222,241,243,232,205,229,212,220,236,285,243,283,185,457,451,448,391,377,371,374,227,218,210,212,218,211,211,211,211,211,212,263,260,275,256,283,276,379,389,362,265,347,339,322,304,285,285,397,393,391,381,433,408,409,358,376,387,12844,12844,12845,12845,12845,12846]} 1. c4 c6 2. Nf3 d5 3. d4 Nf6 4. Qc2 Bg4 5. Ne5 e6 6. Nxg4 Nxg4 7. Nc3 $5 {[%mdl 4] Exploring less charted territory. D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Nd7 8. cxd5 exd5 {[#]} 9. Bf4 $146 {[#]} (9. f3 $1 $16 {[%cal Rf3g4]} Ngf6 10. e4) ({Predecessor:} 9. e4 dxe4 10. Qxe4+ Qe7 11. Qxe7+ Bxe7 12. Be2 Ngf6 13. Bf3 Nb6 14. O-O {½-½ (14) Garcia Gonzales,G (2500)-Sveshnikov,E (2535) Sochi 1986}) 9... Be7 (9... Nxf2 $1 $15 {keeps the upper hand.} 10. Kxf2 Qf6) 10. e3 (10. f3 $5 {[%cal Rf3g4]} Ngf6 11. g3 $11) 10... O-O 11. Bd3 g6 12. h3 (12. O-O-O $16) 12... Ngf6 $14 13. O-O Re8 14. Rab1 a6 15. Na4 Nh5 16. Bh2 a5 17. a3 Ra7 18. Nc3 Nb6 19. g4 Nf6 20. Kg2 Bd6 21. Bg1 Nbd7 22. f3 {Strongly threatening e4.} c5 {A mistake that costs the game.} (22... Nf8 $1 $14) 23. Nb5 $36 {[%mdl 2112] Double Attack. Keeping Black busy.} Ra6 24. Nxd6 Rxd6 25. dxc5 Rde6 26. b4 axb4 27. axb4 ({Don't do} 27. Rxb4 $6 Rc6 $16) 27... Ne5 28. Bb5 R8e7 29. Rbd1 Nc6 30. Qd2 Qe8 31. Bf2 h5 32. Rde1 Qf8 33. Bg3 Qh6 34. Bf4 g5 35. Bd6 Re8 36. Re2 Kg7 37. Kg1 Rh8 {Black wants to play ...hxg4.} 38. gxh5 Qxh5 39. Rg2 Ne5 $2 (39... Ne8) 40. e4 Ng6 41. exd5 Rxd6 42. cxd6 Qxh3 {intending ...Qh1+.} 43. Qxg5 {Hoping for d7!} Rh5 44. Qg3 Qxg3 45. Rxg3 {Threatens to win with Bc6.} Rxd5 {[#]} 46. d7 $1 Nxd7 47. Bxd7 Rxd7 {[%mdl 4096] Endgame KRR-KRN} 48. Rg5 Kf6 49. Rb5 Ne5 50. Kg2 Nc6 51. Rc1 Rd2+ 52. Kg3 Rd7 53. Rb6 {And now b5 would win.} Kf5 54. Rc5+ Ne5 55. Rc3 f6 56. Kf2 Nc6 57. Rc5+ Kg6 58. Rcb5 Nd8 59. f4 Rd3 60. Ke2 Rd4 61. Ke3 Rc4 $2 (61... Rd7 62. Ke4 Rc7) 62. Rg5+ {White is clearly winning.} Kf7 63. Rc5 Rxc5 64. bxc5 {Weighted Error Value: White=0.20/Black=0.32} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.20"]
[Round "7.12"]
[White "Pranav Anand"]
[Black "Chanda, Sandipan"]
[Result "1-0"]
[ECO "A87"]
[WhiteElo "2430"]
[BlackElo "2543"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,67,41,41,35,55,44,41,35,39,23,31,20,78,70,72,59,80,80,80,80,99,100,106,88,275,287,277,286,286,288,348,347,345,343,343,343,343,350,349,339,352,363,426,427,535,556,544,442,408,447,471,443,413,427]} 1. d4 f5 2. c4 Nf6 3. Nf3 g6 4. g3 Bg7 5. Bg2 O-O 6. O-O e6 7. Nc3 d5 8. Bf4 c6 9. e3 {[#] A87: Dutch Defence: Leningrad System: 5 Nf3.} Ne4 $146 ({Predecessor:} 9... Nbd7 10. Rc1 Ne4 11. Qc2 Qe7 12. Rfd1 Re8 13. Bf1 h6 14. a3 g5 15. Bc7 Ndf6 16. Be5 Ng4 17. Bxg7 Qxg7 18. Nxe4 fxe4 {0-1 (38) Yakubboev,N (2592)-Sandipan,C (2545) Mumbai 2020}) 10. Qb3 Nd6 11. cxd5 {White is slightly better.} exd5 12. h4 Nf7 13. Ng5 {[%cal Rc3d5] Hoping for Nxd5.} Nxg5 (13... h6 $11 14. Nxf7 Rxf7) 14. Bxg5 Qb6 15. Na4 Qxb3 16. axb3 {[%cal Ba2b3,Bb3b4][%mdl 32] Threatens to win with Nb6!} Nd7 17. Rfc1 Re8 {[#]} 18. b4 $1 {[%cal Rb4b5] b5! is the strong threat.} a6 19. Bf4 b5 $2 {This move loses the game for Black.} (19... Kh8 $16) 20. Rxc6 $18 bxa4 21. Bxd5+ Kh8 {next ...Bb7 is good for Black.} 22. Rc7 Nb6 23. Bxa8 Nxa8 {[#]} 24. Ra7 {[%cal Ra7a8]} Nb6 25. Rc1 Kg8 26. Rcc7 Bf6 27. Rxh7 Nd5 28. Bd6 Be6 29. Rhb7 Rd8 30. Bc5 Kh8 31. Kf1 Kg8 32. Ke1 Kh8 33. Kd2 Kg8 34. f3 {Weighted Error Value: White=0.06/Black=0.25} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.1"]
[White "Puranik, Abhimanyu"]
[Black "Sivuk, Vitaly"]
[Result "1-0"]
[ECO "A47"]
[WhiteElo "2568"]
[BlackElo "2529"]
[Annotator "ChessBase"]
[PlyCount "63"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:24]} Nf6 {[%emt 0:00:31]} 2. Nf3 {[%emt 0:00:23]} e6 {[%emt 0:03:00]} 3. Bf4 {[%emt 0:00:22]} b6 {[%emt 0:00:24]} 4. e3 {[%emt 0:00:51]} Be7 {[%emt 0:02:12]} 5. h3 {[%emt 0:00:24]} O-O {[%emt 0:00:10]} 6. c3 {[%emt 0:02:52]} c5 {[%emt 0:00:13]} 7. a4 {[%emt 0:00:28]} Ba6 {[%emt 0:07:26]} 8. Bb5 {[%emt 0:04:26]} d6 {[%emt 0:00:19]} 9. O-O {[%emt 0:01:38]} cxd4 {[%emt 0:11:23]} 10. exd4 {[%emt 0:00:38]} Bxb5 {[%emt 0:02:46]} 11. axb5 {[%emt 0:00:05]} Nd5 {[%emt 0:00:10]} 12. Bh2 {[%emt 0:00:22]} Nc7 {[%emt 0:00:12]} 13. Qb3 {[%emt 0:08:05]} Nd7 {[%emt 0:08:00]} 14. c4 {[%emt 0:02:11]} Qc8 {[%emt 0:10:22]} 15. Nc3 {[%emt 0:01:27]} Qb7 {[%emt 0:06:37]} 16. Rfe1 {[%emt 0:04:00]} Rfc8 {[%emt 0:01:44]} 17. Nd2 {[%emt 0:05:46]} Bf8 {[%emt 0:00:53]} 18. Nde4 {[%emt 0:21:44]} Ne8 {[%emt 0:00:52]} 19. Ra6 {[%emt 0:03:14]} Ndf6 {[%emt 0:17:15]} 20. Nxf6+ {[%emt 0:02:28]} Nxf6 {[%emt 0:01:11]} 21. Bf4 {[%emt 0:01:42]} Nd7 {[%emt 0:04:20]} 22. Qa2 {[%emt 0:02:16]} Rc7 {[%emt 0:10:17]} 23. Ra1 {[%emt 0:01:53]} Qc8 {[%emt 0:01:08]} 24. b3 {[%emt 0:01:05]} Rb7 {[%emt 0:00:08]} 25. Qe2 {[%emt 0:05:11]} e5 {[%emt 0:03:24]} 26. Be3 {[%emt 0:00:41]} exd4 {[%emt 0:00:20]} 27. Bxd4 {[%emt 0:00:04]} Nc5 {[%emt 0:00:08]} 28. Bxc5 {[%emt 0:01:02]} dxc5 {[%emt 0:00:08]} 29. Nd5 {[%emt 0:01:05]} Qd7 {[%emt 0:00:54]} 30. Nxb6 {[%emt 0:02:05]} Qe8 {[%emt 0:05:32]} 31. Qxe8 {[%emt 0:00:28]} Rxe8 {[%emt 0:00:04]} 32. Nd5 {[%emt 0:00:04]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.2"]
[White "Narayanan.S.L"]
[Black "Shahinyan, David"]
[Result "1-0"]
[ECO "E90"]
[WhiteElo "2647"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "149"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,149,41,47,33,37,42,44,9,6,6,0,0,36,55,45,52,43,54,75,93,197,94,111,83,89,78,76,89,106,79,105,101,120,109,106,101,99,83,118,106,140,122,135,60,109,88,149,148,130,150,175,173,181,170,286,278,322,310,319,269,284,308,325,316,577,571,572,564,646,577,610,559,546,526,646,637,739,717,646,623,631,544,533,531,616,616,562,492,677,642,730,616,616,616,616,616,608,433,433,194,354,354,418,207,402,373,836,832,832,798,5106,746,29983,29983,29983,29984,29984,29985,29985,29984,29984,29985,29985,29986,29989,29989,29989,29981,29985,29981,29980,29981,29986,29987,29987,29988,29992,29993]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. h3 O-O 7. Nf3 e6 8. Be3 {E90: King's Indian: Classical: Early deviations and 6 h3.} Re8 9. Bd3 exd5 10. cxd5 {White is slightly better.} c4 11. Bc2 b5 {[%mdl 64] [#] Decoy} 12. Nxb5 $146 ({Predecessor:} 12. a3 a5 13. Nxb5 Nxe4 14. Bxe4 Rxe4 15. Nc3 Re8 16. O-O Bf5 17. Bd4 Bd3 18. Re1 {1-0 (84) L'Ami,E (2616)-Feygin,M (2474) Netherlands 2019}) 12... Qa5+ 13. Nc3 Nxe4 $1 14. Bxe4 Rxe4 15. O-O Rxe3 16. fxe3 Qb6 (16... Nd7 $16) 17. Nd4 (17. Nd2 $1 $18 {[%cal Rd2c4] has better winning chances.}) 17... Nd7 $16 18. Qf3 Ne5 19. Qf2 Bd7 20. Kh1 h6 21. Rad1 Rf8 22. Rd2 Re8 23. Qh4 f5 24. Qg3 Kh7 25. Nce2 Qa5 26. Rfd1 Qxa2 27. Nf4 $1 Qa5 28. Re2 (28. Nc6 $16 Qb6 29. Nxe5 dxe5 30. Ne6) 28... Qb6 29. Rf1 a5 (29... Rg8 $142) 30. Nfe6 Bxe6 31. Nxe6 ({Much weaker is} 31. dxe6 $6 d5 $11) 31... Qb7 32. e4 $1 fxe4 33. Qe3 Qxd5 {[#]} (33... Rb8 {was necessary.}) 34. Nc7 $1 $18 {[%cal Rc7d5][%mdl 64] Double Attack} Qc6 35. Nxe8 Qxe8 36. Qxe4 Qb5 37. Ref2 a4 38. Qd4 c3 $2 (38... Qb4 {was called for.} 39. Rd1 Qb3) 39. Qxc3 h5 40. Qc7 Qd3 41. Qa7 Qb5 42. Rf4 Qxb2 43. Qxa4 Qc3 44. Qd4 Qa3 45. Rd1 Qg3 46. Qf2 Qb3 47. Rfd4 Nf7 48. Rd5 Kg8 49. R5d3 Qe6 50. Qf3 Be5 51. Rb3 Nh6 52. Rb8+ Kh7 53. Rb7+ Bg7 54. Qd5 Qc8 55. Rf1 Nf5 {Now ...Ng3+ and Black clings on.} 56. Rxf5 gxf5 $2 {[%mdl 4096] Endgame KQR-KQB} (56... Qxf5 {was worth a try.} 57. Qxd6 Kh6 58. Qd2+ g5 59. Qd6+ Bf6 60. Qf8+ Kg6 61. Qg8+ Kh6 62. Qf8+ Kg6 63. Qg8+ Kh6) 57. Kh2 {Hoping for Qf7!} (57. Qf7 Qc1+ 58. Kh2 Qf4+ 59. g3 Qf2+ 60. Kh1 Qf3+ 61. Kh2 Qf2+ 62. Kh1 Qf3+ 63. Kh2 Qf2+ $11) 57... Kh8 {intending ...Be5+.} 58. Qb3 (58. Qf7 {is a self mate.} Be5+ 59. Kg1 Qc1+ 60. Kf2 Bd4+ 61. Kg3 Qg5+ 62. Kh2 Qf4+ 63. Kh1 Qf1+ 64. Kh2 Bg1+ 65. Kh1 Bf2+ 66. Kh2 Qg1#) (58. Kg3 $142) 58... Be5+ $2 (58... Qc5 59. Qd1 Qe5+ 60. Kh1 Qe8) 59. g3 {aiming for Rb8!} d5 $2 (59... Qc5 60. Rb8+ Kh7 61. Qg8+ Kh6 62. Qe6+ {[%mdl 64] Double Attack} Kh7 63. Qxf5+ Kh6 64. Qe6+ Kh7 65. Rb7+ Bg7) 60. Qxd5 Qc2+ {[#]} 61. Qg2 $1 {[%cal Rg2c2]} Qa4 62. Qe2 (62. Qd2 $142 Qe8 63. Qh6+ Kg8 64. Qh7+ Kf8 65. Qxf5+ Kg8 66. Qh7+ Kf8 67. Qf5+ Kg8 68. Qg5+ Kf8 69. Rb1) 62... Bxg3+ 63. Kxg3 {White mates.} h4+ 64. Kg2 Qc6+ 65. Qf3 Qc2+ 66. Kf1 Qc1+ 67. Ke2 Qc2+ 68. Ke3 f4+ 69. Kd4 Qa4+ 70. Kc3 Qa1+ 71. Kc2 Qa2+ 72. Rb2 Qa4+ 73. Kb1 Qe8 74. Qc3+ Kg8 75. Rg2+ {Weighted Error Value: White=0.12/Black=0.27} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.3"]
[White "Mikaelyan, Arman"]
[Black "Tahbaz, Arash"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2487"]
[BlackElo "2459"]
[Annotator "ChessBase"]
[PlyCount "56"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:06]} Nf6 {[%emt 0:00:14]} 2. c4 {[%emt 0:00:07]} e6 {[%emt 0:00:16]} 3. Nc3 {[%emt 0:00:48]} d5 {[%emt 0:00:12]} 4. Nf3 {[%emt 0:00:53]} Be7 {[%emt 0:00:07]} 5. Bf4 {[%emt 0:00:25]} O-O {[%emt 0:00:07]} 6. e3 {[%emt 0:00:27]} Nbd7 {[%emt 0:00:07]} 7. Be2 {[%emt 0:01:36]} dxc4 {[%emt 0:01:15]} 8. a4 {[%emt 0:02:18]} b6 {[%emt 0:07:48]} 9. Bxc4 {[%emt 0:05:36]} Bb7 {[%emt 0:02:35]} 10. O-O {[%emt 0:00:59]} Nh5 {[%emt 0:04:02]} 11. d5 {[%emt 0:11:36]} Nxf4 {[%emt 0:01:10]} 12. exf4 {[%emt 0:00:09]} exd5 {[%emt 0:00:17]} 13. Bxd5 {[%emt 0:00:36]} c6 {[%emt 0:04:39]} 14. Ba2 {[%emt 0:06:21]} Qc7 {[%emt 0:26:58]} 15. Re1 {[%emt 0:13:50]} Bd6 {[%emt 0:01:53]} 16. Rc1 {[%emt 0:02:04]} a6 {[%emt 0:03:28]} 17. Ng5 {[%emt 0:10:07]} Nf6 {[%emt 0:01:24]} 18. Ne6 {[%emt 0:07:15]} fxe6 {[%emt 0:06:36]} 19. Rxe6 {[%emt 0:00:05]} Kh8 {[%emt 0:02:09]} 20. Qxd6 {[%emt 0:00:16]} Qxd6 {[%emt 0:00:10]} 21. Rxd6 {[%emt 0:00:04]} Rad8 {[%emt 0:00:16]} 22. Rcd1 {[%emt 0:00:51]} Rxd6 {[%emt 0:00:13]} 23. Rxd6 {[%emt 0:00:04]} Re8 {[%emt 0:01:06]} 24. f3 {[%emt 0:00:16]} Re7 {[%emt 0:02:42]} 25. Ne4 {[%emt 0:02:42]} h6 {[%emt 0:08:30]} 26. Nxf6 {[%emt 0:00:51]} gxf6 {[%emt 0:00:05]} 27. Rxf6 {[%emt 0:00:08]} Kg7 {[%emt 0:00:38]} 28. Rd6 {[%emt 0:00:05]} b5 {[%emt 0:25:33]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.4"]
[White "Karthik Venkataraman"]
[Black "Gukesh D"]
[Result "1/2-1/2"]
[ECO "E07"]
[WhiteElo "2483"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,52,12,22,33,29,54,46,68,64,61,47,66,56,139,99,99,89,139,79,192,0,85,0,0,-87,-94,-91,0,0,-2,-1,0,0,10,8,11]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. Nc3 c6 7. O-O b6 8. b3 Ba6 9. Qd3 Nbd7 10. Bb2 {[#] 10.e4 is becoming the main line.} Bb4 $146 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} ({Predecessor:} 10... Rc8 11. Rac1 Qc7 12. Rfd1 Rfd8 13. e4 Qb8 14. e5 Ne8 15. Qe3 dxc4 16. Bf1 b5 17. bxc4 bxc4 18. Rb1 {1-0 (54) Oparin,G (2654)-Salgado Lopez,I (2604) Ciudad Real 2021}) 11. a3 Bd6 12. Rfd1 Qe7 {White is slightly better.} 13. e4 dxc4 14. bxc4 {And now e5 would win.} e5 15. Ne2 exd4 ({Black should play} 15... Bc7 $14) 16. Nfxd4 Ne5 17. Qc3 {Nf5 is the strong threat.} Bc7 18. a4 ({White should try} 18. Nf5 Qc5 19. Ned4) 18... Rfd8 {[#]} (18... Rfe8 $16) 19. Nf4 $2 (19. f4 $1 $18) 19... Qd6 (19... Qe8 $11) 20. Qc2 (20. Nd3 $16 {Threatens to win with Nxe5.} Nxd3 21. Qxd3) 20... Qc5 $36 {[%mdl 2048] Black has the initiative.} ({Don't blunder} 20... Bxc4 $2 {[#]} 21. Nde6 $1 $18) 21. Ba3 Qxc4 $17 22. Qxc4 Nxc4 (22... Bxc4 $17 23. Bb2 a6) 23. Nxc6 $11 {The position is equal.} Rxd1+ 24. Rxd1 Bxf4 25. e5 Nxa3 26. exf6 {Strongly threatening Ne7+.} Re8 {Weighted Error Value: White=0.33/Black=0.37} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.5"]
[White "Quparadze, Giga"]
[Black "Petrosian, Tigran L."]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2495"]
[BlackElo "2562"]
[Annotator "ChessBase"]
[PlyCount "81"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:03]} e5 {[%emt 0:06:26]} 2. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:06]} 3. Bb5 {[%emt 0:00:04]} Nf6 {[%emt 0:00:05]} 4. Qe2 {[%emt 0:00:20]} d6 {[%emt 0:03:14]} 5. d4 {[%emt 0:00:10]} Bd7 {[%emt 0:01:57]} 6. Bxc6 {[%emt 0:01:49]} Bxc6 {[%emt 0:00:50]} 7. Nc3 {[%emt 0:02:42]} exd4 {[%emt 0:14:06]} 8. Nxd4 {[%emt 0:00:06]} Be7 {[%emt 0:00:16]} 9. e5 {[%emt 0:02:23]} dxe5 {[%emt 0:01:14]} 10. Nxc6 {[%emt 0:00:05]} bxc6 {[%emt 0:00:04]} 11. Qxe5 {[%emt 0:00:06]} O-O {[%emt 0:01:00]} 12. O-O {[%emt 0:00:04]} Re8 {[%emt 0:01:27]} 13. Qg3 {[%emt 0:03:28]} Nd5 {[%emt 0:04:13]} 14. Bd2 {[%emt 0:00:17]} Bd6 {[%emt 0:03:10]} 15. Qf3 {[%emt 0:00:09]} Nb4 {[%emt 0:01:44]} 16. Rad1 {[%emt 0:00:52]} Nxc2 {[%emt 0:01:01]} 17. Qxc6 {[%emt 0:00:06]} Nd4 {[%emt 0:00:25]} 18. Qd5 {[%emt 0:03:45]} Ne2+ {[%emt 0:28:02]} 19. Kh1 {[%emt 0:00:05]} Qh4 {[%emt 0:00:06]} 20. h3 {[%emt 0:00:08]} Rab8 {[%emt 0:05:45]} 21. Rde1 {[%emt 0:02:11]} Nxc3 {[%emt 0:01:04]} 22. Rxe8+ {[%emt 0:00:05]} Rxe8 {[%emt 0:00:04]} 23. Bxc3 {[%emt 0:00:06]} h6 {[%emt 0:01:52]} 24. Kg1 {[%emt 0:01:10]} Re2 {[%emt 0:18:05]} 25. Qa8+ {[%emt 0:00:50]} Kh7 {[%emt 0:00:03]} 26. Qxa7 {[%emt 0:01:59]} Re4 {[%emt 0:01:00]} 27. Re1 {[%emt 0:02:48]} Qf4 {[%emt 0:01:19]} 28. Rxe4 {[%emt 0:00:22]} Qxe4 {[%emt 0:00:04]} 29. g3 {[%emt 0:00:04]} f6 {[%emt 0:02:19]} 30. a4 {[%emt 0:01:27]} Qb1+ {[%emt 0:01:42]} 31. Kh2 {[%emt 0:00:09]} Qc2 {[%emt 0:01:16]} 32. Bd4 {[%emt 0:04:50]} h5 {[%emt 0:01:40]} 33. Qa5 {[%emt 0:01:37]} h4 {[%emt 0:00:47]} 34. Qh5+ {[%emt 0:00:14]} Kg8 {[%emt 0:00:04]} 35. Qxh4 {[%emt 0:00:22]} c5 {[%emt 0:00:58]} 36. Be3 {[%emt 0:00:08]} Qxb2 {[%emt 0:00:31]} 37. Qc4+ {[%emt 0:00:33]} Kh8 {[%emt 0:00:09]} 38. Bxc5 {[%emt 0:00:11]} Be5 {[%emt 0:00:37]} 39. a5 {[%emt 0:00:30]} Qb7 {[%emt 0:00:20]} 40. a6 {[%emt 0:00:00]} Qf3 {[%emt 0:00:00]} 41. a7 {[%emt 0:00:36]} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.6"]
[White "Shyaamnikhil P"]
[Black "Goganov, Aleksey"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2453"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,42,0,14,2,20,0,0,0,0,0,8,11,12,11,21,24,54,20,21,10,8,8,16]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. d4 Bb6 9. Be3 O-O 10. Nbd2 h6 11. h3 Re8 12. Re1 {C78: Ruy Lopez: Archangelsk and Möller Defences.} Rb8 {[#]} (12... exd4 {is more complex.} 13. cxd4 Na5 14. Bc2 Bb7 15. Qb1 Qe7) 13. dxe5 $146 (13. Bc2 {is interesting.} Bb7 14. a3 exd4 15. cxd4 Na5 16. Bf4) ({Predecessor:} 13. a3 Bb7 14. Bc2 Nd7 15. Nf1 Ne7 16. Ng3 Ng6 17. Qd2 exd4 18. cxd4 Nf6 19. Bxh6 gxh6 20. Qxh6 {1-0 (33) Vazquez,G (3010)-Praggnanandhaa,R (2779) Chess.com INT 2020}) 13... Nxe5 14. Nxe5 dxe5 15. Nf1 Qxd1 16. Raxd1 Bxe3 17. Nxe3 Bb7 18. f3 Rbd8 19. Rxd8 Rxd8 {The position is equal.} 20. Rd1 Rxd1+ 21. Bxd1 Kf8 {Weighted Error Value: White=0.10/Black=0.09} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.7"]
[White "Sychev, Klementy"]
[Black "Nazari, Arad"]
[Result "1/2-1/2"]
[ECO "D88"]
[WhiteElo "2555"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "233"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,233,27,23,34,18,45,21,34,8,26,10,42,12,41,39,42,17,10,5,32,0,0,0,7,0,0,0,35,39,47,49,51,0,14,0,0,0,0,-66,-62,-63,-32,-34,-41,-41,-37,-90,-78,-91,-2,-89,-84,-104,-102,-113,-98,-95,-93,-81,-88,-109,-111,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,0,0,0,-191,-191,-191,-16,-191,-6,-35,-38,-272,-12,-12,-12,-12,-12,-27,-12,-16,-20,-20,-20,-33,-35,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,-191,-16,-23,-25,-191,-79,-191,-6,-24,-24,-164,-167,-191,0,0,0,0,0,-8,0,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 Bg4 11. f3 Bd7 $1 {[%mdl 4] is now more promising than 11...Na5.} 12. Rb1 cxd4 13. cxd4 a6 {D88: Exchange Grünfeld: Classical Line: 10 Be3 cxd4 11 cxd4.} 14. a4 Rc8 15. Bd3 Na5 {[#] The position is equal.} 16. Bg5 $146 ({Predecessor:} 16. Rb4 b5 17. axb5 axb5 18. Bxb5 Bxb5 19. Rxb5 Nc4 20. Bf2 Bh6 21. Qd3 Qd6 22. Rd1 Qa3 23. Qxa3 Nxa3 {½-½ (45) Pulvett Marin,D (2487)-Cumming,R (2361) Guimaraes 2021}) 16... h6 17. Bf4 Be8 18. Kh1 g5 19. Be3 Nc4 20. Bg1 Qa5 21. Rxb7 Bxa4 22. Qe1 (22. Qa1 {is interesting.} e6 23. Nc3 Bc6 24. Rb3 Qxa1 25. Rxa1 Bd7 26. Ra2) 22... Bb5 23. Bxc4 (23. Rxe7 Qa3 $19) 23... Qxe1 {[#]} 24. Bxf7+ $1 Rxf7 (24... Kxf7 25. Rxe1) 25. Rxe1 Bxe2 (25... e5 $5 {[%cal Rf7b7]} 26. Rxf7 Kxf7 $11) 26. Rxe2 Rc1 27. e5 g4 28. Rb3 ({Worse is} 28. fxg4 Rff1 $17) (28. Re4 $14 h5 29. Rb8+ (29. fxg4 Rff1 $15) 29... Kh7 30. f4 (30. fxg4 $2 Rff1 $19)) 28... Rd1 29. Reb2 ({Avoid the trap} 29. fxg4 $2 Rff1 $19) 29... Rf4 30. Rb1 (30. g3 {seems wilder.} Rxf3 31. Rb8+ Kf7 32. Kg2 a5 33. Ra2) 30... Rfxd4 31. fxg4 (31. Rxd1 $11 Rxd1 32. f4) 31... Bxe5 $15 32. g3 $1 Rxb1 33. Rxb1 Rxg4 {[%mdl 4096] Endgame KRB-KRB} 34. Rb6 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 35. Ra6 (35. Rxh6 $15 Bf6 36. Rh5) 35... a4 $17 36. Bc5 Bf6 (36... Kf7 $17 {next ...Rc4 is good for Black.} 37. Kg2 Rc4) 37. Kg2 (37. Be3 $1 $11 {keeps the balance.}) 37... Rc4 38. Ba3 h5 39. Kf2 Rc2+ 40. Kf1 Ra2 (40... Rxh2 $2 41. Rxa4 Ra2 42. Ra5 $17) 41. Bc5 Kf7 42. h3 Rc2 43. Bxe7 Bxe7 44. Rxa4 {KRB-KR} Rc3 45. Rf4+ Kg6 46. Kg2 Bd6 47. Rf3 Rc2+ 48. Rf2 Rc4 49. Re2 Bc5 $2 (49... Kf6 $19 50. Rf2+ Kg5) 50. Re6+ $11 Kf5 51. Re2 (51. Re8 $11 {and White is okay.}) 51... Kf6 $19 52. Rd2 Kg6 $2 (52... Bd4 $1 $19 {And now ...Be5 would win.} 53. Kf3 Kg5) 53. Kf3 $2 (53. Re2 $1 $11 Kf6 54. Ra2) 53... Rc1 $2 (53... Bd4 $1 $19 54. Rd3 Rb4) 54. Rd5 Rc3+ 55. Kf4 $2 (55. Kg2 $1 $15) 55... Be3+ $2 (55... Bf2 $19 56. g4 Bg3+ 57. Ke4 h4) 56. Ke4 $11 Bg5 57. Rd6+ $1 Bf6 58. Kf4 Rc2 (58... Rc4+ {looks sharper.} 59. Kf3 Ra4 60. Rb6 Ra2 61. Kf4 Ra3) 59. Ra6 Rf2+ 60. Ke3 Rh2 61. Kf3 $1 Rb2 62. Rc6 $2 ({White should try} 62. Re6 $15) 62... Rb5 $19 63. Rd6 Kg5 64. Rd3 Be5 65. Ke4 Bc7 66. Kf3 Rf5+ 67. Kg2 Bb6 $2 (67... Rc5 $19 68. Kf3 Rb5) 68. Rd2 $11 Rb5 {White must now prevent ...Bc7.} 69. Rd3 $2 {[#]} (69. Rd7 $11) 69... Rb2+ (69... Kf5 $1 $19 70. Rf3+ Ke6) 70. Kf3 {[#]} (70. Kf1 $17) 70... Rf2+ $2 ({Better is} 70... Bc7 $1 $19 {Strongly threatening ...Rb4.} 71. Ke4 Rb4+ 72. Kf3 Rb5) 71. Ke4 Bc7 {Threatens to win with ...Re2+.} 72. Rc3 (72. Rd5+ $11 {and White stays safe.} Kg6 73. Rd3) 72... Bd6 $19 73. Rd3 Rf6 $2 (73... Be7 $19 {...Rh2 is the strong threat.} 74. Rb3 Bf6) 74. Rf3 $11 Re6+ 75. Kd5 Rg6 {Hoping for ...Kh6.} 76. g4 $1 hxg4 $2 {[%mdl 8192]} (76... h4 $11 77. Rf5+ Kh6 78. Rh5+ Kg7 79. Rxh4 Bf4) 77. hxg4 {White is now going downhill.} Kxg4 {Mate.} 78. Re3 Kf5 79. Rf3+ Bf4 80. Rd3 Rg8 81. Kd4 Ra8 82. Kd5 Ra4 83. Rf3 Ra5+ 84. Kd4 Ra8 85. Rd3 Be5+ 86. Ke3 Rh8 87. Kf3 Rh4 88. Ke3 Re4+ 89. Kd2 Bd4 90. Rh3 Be5 91. Kd3 Rd4+ 92. Ke3 Ra4 93. Rh5+ Ke6 94. Rh7 Kd5 95. Rd7+ Bd6 96. Rd8 Ra3+ 97. Kd2 Kc5 98. Rd7 Rh3 99. Rd8 Be5 100. Rd3 Rh4 101. Ke2 Bd4 102. Rg3 Kd5 103. Rg8 Ke4 104. Re8+ Be5 105. Re7 Rh2+ 106. Ke1 Ra2 107. Re8 Kd4 108. Kf1 Rb2 109. Re7 Bf4 110. Re2 Rb1+ 111. Kf2 Rh1 112. Re8 Be5 113. Rd8+ Ke4 114. Re8 Rh2+ 115. Ke1 Kd4 116. Kf1 Ke4 117. Ke1 {[%mdl 32768] Weighted Error Value: White=0.37/Black=0.35. An unexpected result.} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.8"]
[White "Bharath Subramaniyam H"]
[Black "Pultinevicius, Paulius"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2435"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,63,10,22,0,15,8,25,18,20,19,33,30,18,26,43,28,35,7,10,20,14,-14,13,16,21,19,29,7,52,45,34,17,58,10,26,16,26,25,23,27,33,23,32,39,62,57,67,58,59,0,89,0,41,0,88,0]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Nf3 Nc6 5. Bb5 Bg4 6. h3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bxf3 7. Qxf3 Rc8 {[#]} 8. c4 $146 {White has an edge.} ({Predecessor:} 8. Nc3 e6 9. Qe2 a6 10. Bxc6+ Rxc6 11. Bf4 Bb4 12. Bd2 b5 13. a3 Bxc3 14. Bxc3 {1-0 (36) Gabrielova,M (1223)-Bazantova,V (1191) Mlada Boleslav 2014}) 8... e6 9. cxd5 {[%mdl 64] [#] Pin} Bb4+ 10. Nc3 Qxd5 11. Qxd5 exd5 12. O-O Nge7 13. Ne2 O-O 14. Bd3 Ba5 15. Bg5 Rfe8 16. Rac1 Bb6 17. Rfd1 Ng6 18. Nc3 h6 19. Be3 Nge7 20. Bb1 a6 21. b3 Ba7 22. g3 Kf8 23. Kg2 Nd8 24. Na4 Rxc1 25. Rxc1 Ne6 26. Nc5 Nxc5 27. dxc5 Nc6 28. Bd3 Nb4 29. Bb1 Nc6 30. Bd3 Nb4 31. Bb1 Nc6 32. Bd3 {Weighted Error Value: White=0.16/Black=0.08} (32. Bf5 $16) 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.9"]
[White "Erigaisi Arjun"]
[Black "Pranav Anand"]
[Result "1-0"]
[ECO "E71"]
[WhiteElo "2634"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,90,22,30,36,29,18,18,26,37,15,39,11,50,6,2,0,41,35,46,43,50,58,56,47,58,57,59,34,56,60,52,59,67,66,84,83,157,135,182,186,187,183,274,136,190,185,185,152,154,156,234,151,216,152,617,627,614,562,560,214,213,221,1168,334,1006,997,890,776,752,760,730,708,756,728,845,643,1320,1314,29973]} 1. c4 g6 2. d4 Nf6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 e5 7. d5 Na6 8. g4 {E71: King's Indian: 4 e4 d6 5 h3.} Nc5 9. Bg2 a5 10. Nge2 {The position is equal.} c6 11. Ng3 Bd7 12. Qd2 {[#]} a4 $146 ({Predecessor:} 12... cxd5 13. exd5 Ne8 14. g5 f5 15. gxf6 Nxf6 16. f3 Nh5 17. Nge4 Nxe4 18. Nxe4 Bf5 19. Bg5 Qb6 20. Be3 Qd8 21. Bg5 Qb6 22. Be3 {½-½ (22) Danada,T (2308)-Madar,M (2047) Piestany 2021}) 13. O-O cxd5 {...d4 is the strong threat.} 14. exd5 Qb6 15. g5 Ne8 16. Nce4 f5 17. gxf6 $1 Nxf6 18. Nxc5 dxc5 19. Rfe1 Qd6 20. Bg5 b6 21. Re2 Rae8 22. Rae1 Bf5 23. b3 axb3 24. axb3 (24. Nxf5 $6 gxf5 25. axb3 h6 $11) 24... h5 (24... Rf7 $142) 25. Bh6 $16 Nd7 26. Bxg7 Kxg7 27. Qg5 $1 Kh7 (27... Qe7 $142 28. Nxh5+ Kg8 29. Qxe7 Rxe7) 28. Ra1 (28. f4 $18 {and White stays clearly on top.}) 28... Qb8 (28... Qf6 $16 {was worth a try.} 29. Qxf6 Nxf6) 29. Ne4 Kg7 30. d6 Qd8 {[#]} 31. h4 $1 Rf7 (31... Bg4 $16 32. Rea2 Rf5 33. Qxd8 Rxd8) 32. Rd2 Nf6 (32... Bg4 $16 33. Ra7 Rf4) 33. Ng3 Qd7 {[#] Loses the game.} (33... Bg4 $16) 34. Bc6 $1 $18 {[%mdl 576] Skewer, Deflection, Promotion} Qxc6 35. Nxf5+ Kh8 36. Ne7 (36. Nh6 Rff8 37. Ra7 (37. Qxg6 Qd7 $16)) 36... Qf3 {intending ...Ne4.} 37. Ra7 ({Stronger than} 37. Nxg6+ Kh7 $11) 37... Nh7 $2 {[#]} (37... Qg4+ 38. Qxg4 hxg4 39. Nxg6+ Kg7) 38. Qxe5+ $2 (38. d7 $1 Rexe7 39. d8=Q+ {[%mdl 64] Double Attack} Kg7 40. Ra8 (40. Rxe7 Nxg5 41. Rxf7+ Nxf7 $16) (40. Qgxe7 Qg4+ 41. Kh1 Qh3+ 42. Kg1 Qg4+ 43. Kh2 Qf4+ 44. Kg2 Qe4+ 45. Kf1 Qh1+ 46. Ke2 Qf3+ 47. Kf1 Qh1+ 48. Ke2 Qf3+ 49. Kf1 Qh1+ $11) 40... Qxa8 41. Qgxe7 Rxe7 42. Qxa8) 38... Qf6 $2 {[#]} (38... Nf6 39. Qg5 (39. Nxg6+ Kg7 $18) 39... Qg4+ 40. Qxg4 hxg4 41. Nxg6+ Kg7) 39. d7 $1 {[%mdl 512] White is clearly winning.} Rd8 40. Qxf6+ Nxf6 41. Nxg6+ Kh7 42. Ne5 Rg7+ 43. Kf1 Kg8 44. Rd6 Ne4 45. Re6 {Threatening mate with Re8+.} Nd2+ {Weighted Error Value: White=0.44/Black=0.40} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.10"]
[White "Pantsulaia, Levan"]
[Black "Simonian, Hrair"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2570"]
[BlackElo "2430"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,-10,-19,0,0,20,4,18,17,15,10,16,7,10,15,29,26,37,28,44,41,47,30,50,16,52,23,52,63,84,70,85,88,77,52,83,40,150,150,126,129,188,206,206,204,240,88,82,94,92,87,199,194,549,548,655,641,666,706,693,685,1709,1085]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. d3 d5 6. Nbd2 Be7 7. e4 c5 8. Qe2 Nc6 9. c3 Qc7 10. Re1 dxe4 {C00: French: Unusual White 2nd moves.} 11. dxe4 Rd8 12. Nc4 O-O {The position is equal.} 13. Bf4 Qc8 14. e5 Nd5 15. Bg5 Ba6 16. Qe4 Bxc4 17. Qxc4 {[#]} Bxg5 $146 ({Predecessor:} 17... Rd7 18. Qg4 Rfd8 19. Bxe7 Ncxe7 20. Ng5 Ng6 21. f4 c4 22. Ne4 b5 23. h4 h6 {0-1 (39) Lauterbach,I (2171)-Milligan,H (2054) England 1999}) 18. Nxg5 {aiming for Qe4!} h6 19. Nh3 Nce7 20. Be4 Ng6 21. Bc2 Nde7 22. Re2 Rd7 23. f4 Rfd8 24. Nf2 Qc7 25. a4 Nf5 26. Rae1 Nge7 27. Ne4 Qb7 ({Black should try} 27... Nd5 $1 $14) 28. g4 $16 Nh4 29. Rf2 Neg6 {[#]} (29... h5 $16 {was necessary.}) 30. Qf1 $1 $18 Qc6 {[#]} 31. Qh3 $1 c4 32. Re3 $2 (32. f5 $18 {is the precise move to win.} Rd3 33. Bxd3 Rxd3 34. Ng3) 32... Rd1+ $16 33. Bxd1 Rxd1+ 34. Rf1 Qxa4 (34... Qd7 $16 {was worth a try.}) 35. f5 $18 Nf4 (35... exf5 36. gxf5 Ne7) 36. Qxh4 {White is clearly winning.} Qc2 {[%csl Gf4][%cal Rc2g2]} 37. Qf2 Qc1 {Strongly threatening ...Rxf1+.} 38. Rf3 ({Not} 38. Qxf4 Rxf1+ 39. Qxf1 Qxe3+ 40. Nf2 exf5 $16) 38... Nd3 39. Qe2 Ne1 40. Re3 {Weighted Error Value: White=0.12/Black=0.37} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.11"]
[White "Harsha Bharathakoti"]
[Black "Daghli, Arash"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2517"]
[BlackElo "2427"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,57,21,50,39,39,42,56,17,16,18,58,0,9,0,63,34,35,15,20,32,27,22,12,0,16,0,65,56,199,188,195,195,290,289,296,291,282,280,371,379,399,398,399,398,373,386,435,441,435,430]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 b5 6. e5 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Nd5 7. Nxb5 Nb6 8. a4 {White is slightly better.} Qd7 9. Be2 {[#]} Ba6 $146 ({Predecessor:} 9... Nc6 10. O-O Na5 11. Ng5 h6 12. Ne4 Bb7 13. Nc5 Bxc5 14. dxc5 Nd5 15. Ra3 a6 {0-1 (45) Carlsen,M (2863)-Nakamura,H (2736) chess24.com INT 2020}) 10. Nc3 Nc6 11. O-O Be7 (11... Na5 $11) 12. b3 {[%cal Bb2b3,Bb3c4,Bc4c5,Bc5b6,Bb6c7][%mdl 32]} Rb8 13. Ba3 Bxa3 14. Rxa3 O-O 15. Ne4 Qe7 16. Qc1 {[%cal Rb3c4]} Bb7 $1 17. bxc4 Rfd8 ({Better is} 17... Nxd4 $11 18. Nxd4 Bxe4) 18. c5 $36 {[%mdl 2048] White has some pressure.} Nxd4 {This move loses the game for Black.} ({Black should try} 18... Nd5 $14) 19. Nxd4 $18 Rxd4 20. cxb6 Rxe4 (20... Bxe4 $142 21. Qxc7 (21. bxc7 Rc8 $16) 21... Qf8) 21. Qxc7 ({Not} 21. bxc7 Rc8 $14) 21... Qxc7 22. bxc7 Rc8 23. Bf3 Rb4 24. Rd3 {[#] Rd8+ would kill now.} Kf8 25. Bxb7 Rxc7 26. Ba6 Ke7 27. Ra3 g5 28. Bb5 Re4 29. Re3 {Weighted Error Value: White=0.07/Black=0.35} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.21"]
[Round "8.12"]
[White "Moksh Amit Doshi"]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "D61"]
[WhiteElo "2379"]
[BlackElo "2500"]
[Annotator "ChessBase"]
[PlyCount "124"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:08]} Nf6 {[%emt 0:00:43]} 2. c4 {[%emt 0:01:04]} e6 {[%emt 0:00:07]} 3. Nf3 {[%emt 0:00:08]} d5 {[%emt 0:03:37]} 4. Nc3 {[%emt 0:00:09]} c6 {[%emt 0:01:18]} 5. Bg5 {[%emt 0:00:08]} Be7 {[%emt 0:00:56]} 6. e3 {[%emt 0:00:15]} O-O {[%emt 0:00:05]} 7. Qc2 {[%emt 0:02:48]} Nbd7 {[%emt 0:00:28]} 8. a3 {[%emt 0:00:32]} b6 {[%emt 0:08:17]} 9. cxd5 {[%emt 0:01:44]} cxd5 {[%emt 0:06:25]} 10. Bd3 {[%emt 0:00:09]} Bb7 {[%emt 0:00:10]} 11. O-O {[%emt 0:00:10]} Rc8 {[%emt 0:01:32]} 12. Qe2 {[%emt 0:06:43]} Ne4 {[%emt 0:07:07]} 13. Bxe7 {[%emt 0:02:45]} Qxe7 {[%emt 0:01:13]} 14. Na2 {[%emt 0:07:47]} Nd6 {[%emt 0:14:24]} 15. Rac1 {[%emt 0:08:41]} Nc4 {[%emt 0:02:27]} 16. a4 {[%emt 0:03:33]} Nd6 {[%emt 0:04:21]} 17. h3 {[%emt 0:08:38]} f6 {[%emt 0:01:43]} 18. Rxc8 {[%emt 0:04:04]} Rxc8 {[%emt 0:00:21]} 19. Rc1 {[%emt 0:01:52]} Rxc1+ {[%emt 0:00:29]} 20. Nxc1 {[%emt 0:00:07]} Nb8 {[%emt 0:01:47]} 21. Qc2 {[%emt 0:02:48]} g6 {[%emt 0:03:52]} 22. b4 {[%emt 0:08:03]} Nc6 {[%emt 0:01:35]} 23. Qb3 {[%emt 0:02:57]} Kf7 {[%emt 0:03:11]} 24. h4 {[%emt 0:02:17]} Qc7 {[%emt 0:03:36]} 25. Qc3 {[%emt 0:09:13]} Qc8 {[%emt 0:00:33]} 26. Ne2 {[%emt 0:00:31]} Ne7 {[%emt 0:01:11]} 27. Qa3 {[%emt 0:01:34]} h6 {[%emt 0:02:27]} 28. Bb1 {[%emt 0:03:24]} g5 {[%emt 0:04:36]} 29. hxg5 {[%emt 0:00:38]} hxg5 {[%emt 0:00:06]} 30. Qd3 {[%emt 0:04:36]} Ne4 {[%emt 0:01:38]} 31. Nd2 {[%emt 0:01:56]} Nf5 {[%emt 0:04:22]} 32. f3 {[%emt 0:03:55]} Nxd2 {[%emt 0:01:24]} 33. Qxd2 {[%emt 0:00:09]} Qc4 {[%emt 0:09:19]} 34. Ba2 {[%emt 0:04:28]} Qc6 {[%emt 0:00:32]} 35. b5 {[%emt 0:00:59]} Qd6 {[%emt 0:00:17]} 36. Bb1 {[%emt 0:00:52]} Qa3 {[%emt 0:04:38]} 37. Bxf5 {[%emt 0:03:21]} exf5 {[%emt 0:00:03]} 38. Nc3 {[%emt 0:02:34]} Qb3 {[%emt 0:01:53]} 39. Qd3 {[%emt 0:01:18]} Bc8 {[%emt 0:00:46]} 40. Kf2 {[%emt 0:00:00]} Be6 {[%emt 0:00:00]} 41. Qd2 {[%emt 0:05:43]} Qc4 {[%emt 0:02:34]} 42. Ke1 {[%emt 0:02:27]} Kg7 {[%emt 0:04:17]} 43. Kd1 {[%emt 0:01:29]} Qf1+ {[%emt 0:01:26]} 44. Kc2 {[%emt 0:00:05]} Kg6 {[%emt 0:00:35]} 45. Qe2 {[%emt 0:01:09]} Qg1 {[%emt 0:05:55]} 46. Kd2 {[%emt 0:02:15]} Kg7 {[%emt 0:04:24]} 47. Nd1 {[%emt 0:02:14]} Bf7 {[%emt 0:01:25]} 48. Qf2 {[%emt 0:00:54]} Qh2 {[%emt 0:00:25]} 49. Nc3 {[%emt 0:03:19]} Kh6 {[%emt 0:03:42]} 50. Ne2 {[%emt 0:01:21]} Qd6 {[%emt 0:00:18]} 51. Nc3 {[%emt 0:01:30]} Qb4 {[%emt 0:00:08]} 52. Kc2 {[%emt 0:00:22]} f4 {[%emt 0:02:04]} 53. Qd2 {[%emt 0:03:51]} Bg6+ {[%emt 0:00:18]} 54. e4 {[%emt 0:02:32]} dxe4 {[%emt 0:04:18]} 55. fxe4 {[%emt 0:00:06]} Qd6 {[%emt 0:00:40]} 56. Qd3 {[%emt 0:01:14]} g4 {[%emt 0:01:08]} 57. Kd2 {[%emt 0:00:59]} Kg5 {[%emt 0:01:55]} 58. Ke2 {[%emt 0:01:38]} g3 {[%emt 0:01:17]} 59. d5 {[%emt 0:02:33]} Qc5 {[%emt 0:01:34]} 60. d6 {[%emt 0:00:40]} f3+ {[%emt 0:03:32]} 61. Kd2 {[%emt 0:01:32]} Qf2+ {[%emt 0:00:08]} 62. Kc1 {[%emt 0:00:26]} fxg2 {[%emt 0:00:17]} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.1"]
[White "Narayanan.S.L"]
[Black "Puranik, Abhimanyu"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2647"]
[BlackElo "2568"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,48,47,13,9,6,18,0,13,0,0,0,-13,0,0,0,0,-12,-7,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. d4 Bb6 9. Be3 O-O {The position is equal. C78: Ruy Lopez: Archangelsk and Möller Defences.} 10. Nbd2 Re8 11. a4 {Nowadays more popular than 11.Re1.} Rb8 12. h3 h6 13. Bc2 exd4 {[#]} 14. cxd4 $146 ({Predecessor:} 14. Nxd4 Bb7 15. axb5 axb5 16. Nxc6 Bxc6 17. Bxb6 Rxb6 18. Re1 Rb8 19. Ra6 Bb7 20. Ra7 {0-1 (32) Vantika,A (2286)-Schitco,I (2467) Chess.com INT 2020}) 14... Bb7 15. Re1 Nb4 16. d5 c6 17. dxc6 Nxc6 18. axb5 axb5 19. Bd3 Bxe3 20. Rxe3 Qb6 21. Qb3 Bc8 22. Qa3 b4 23. Qa4 Be6 24. Qa6 Qc5 {Not much happened in this game.  Weighted Error Value: White=0.05/Black=0.02} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.2"]
[White "Sivuk, Vitaly"]
[Black "Quparadze, Giga"]
[Result "1-0"]
[ECO "E01"]
[WhiteElo "2529"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,165,27,24,25,47,47,78,76,82,76,87,85,92,93,95,95,94,114,134,131,144,118,118,110,116,116,116,106,137,118,124,119,191,184,179,153,157,95,87,99,87,87,83,87,131,131,131,131,131,131,131,131,131,131,123,131,156,159,164,164,164,144,147,145,167,153,190,177,187,178,187,186,212,188,190,184,217,180,203,199,182,175,193,176,335,275,278,278,266,272,220,170,170,170,165,128,239,172,213,206,231,174,294,272,357,358,345,352,352,352,297,174,164,171,180,157,152,161,195,187,190,166,245,240,368,365,356,356,346,337,322,216,232,205,145,193,214,214,443,442,1173,1233,1393,1236,979,1004,12843,12843,12844,12844,12845,12845]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Nd2 d5 5. Ngf3 O-O 6. Bg2 c5 7. a3 Bxd2+ 8. Qxd2 cxd4 9. cxd5 {E01: Catalan: Early deviations.} Nxd5 10. O-O {[#]} b6 $146 ({Predecessor:} 10... Qe7 11. Nxd4 Rd8 12. Qc2 e5 13. Nb5 Nc6 14. Be3 Nxe3 15. fxe3 Be6 16. Rad1 h6 {½-½ (68) Suarez Garcia,C (2455)-Cori Tello,D (2413) Gijon 2017}) 11. Nxd4 {White is better.} Bb7 12. b4 Nc6 13. Bb2 Rc8 14. Rfd1 Nxd4 15. Qxd4 {[%csl Gb2][%cal Rd4g7]} Qg5 16. Rac1 h5 17. h4 Qg6 18. Qe5 Ba8 19. e4 Nf6 {[%cal Ra8e4]} 20. f3 Bc6 21. Rd2 Nd7 22. Qd6 Ba4 23. Rc7 Ra8 (23... Rxc7 $16 {might work better.} 24. Qxc7 e5) 24. Kh2 Nf6 {next ...Ne8 is good for Black.} 25. Qf4 Rfc8 26. Bf1 ({White should try} 26. Bh3 $1) 26... Ne8 $16 27. Rxc8 Rxc8 28. Ba6 Rc7 29. Be5 Re7 30. Rd8 $36 {[%mdl 2048] Keeping Black busy.} f6 31. Bd6 Rd7 32. Rxd7 Bxd7 33. Bb8 $1 Qf7 34. Bxa7 e5 35. Qd2 Nc7 36. Bf1 b5 37. Bb6 Ne6 38. Qd5 Qe8 39. Be3 Kh7 40. Kg1 Qc8 41. Kf2 (41. Bxb5 Qc3 $11) 41... Be8 42. Be2 (42. Bxb5 $2 Nc7 $19) 42... Bc6 43. Qd6 Nf8 44. Bf1 Bd7 45. Qc5 {And now Qxc8 would win.} Qa8 46. Qa7 (46. Bxb5 $6 Ne6 $16) 46... Qc8 47. Be2 Ne6 48. f4 Qc6 49. f5 (49. Bxh5 Qc2+ 50. Kf1 Qb1+ 51. Kf2 Qc2+ 52. Kf1 Qb1+ 53. Kf2 Qc2+ $11) 49... Nc7 (49... Nd8 50. Bc5 (50. Bxh5 Qc2+ 51. Kg1 Bc6 $14) 50... Be8) 50. Qb6 g6 51. Qxc6 Bxc6 $18 {[%mdl 4096] Endgame KBB-KBN} 52. Bb6 Ne8 53. fxg6+ Kxg6 54. Bc5 $1 Ng7 55. Ke3 Bd7 (55... f5 $16) 56. Kd2 Ne6 57. Kc3 Nc7 58. Bd3 Ne6 (58... Kf7 $142 59. Kc2 Bc6) 59. Bb6 Ng7 60. a4 bxa4 61. b5 f5 62. Bc7 Kf6 63. Kb4 (63. b6 $142 Bc6 64. Bd8+ Ke6 65. Ba6) 63... fxe4 64. Bxe4 {Black must now prevent b6.} a3 65. Bd8+ ({Stronger than} 65. Kxa3 Bxb5 66. Kb4 Be2 $11) 65... Ke6 {[#] ...a2 is the strong threat.} 66. Bb1 $1 ({Much worse is} 66. Kxa3 $6 Bxb5 67. Kb4 Be2 $11) 66... Nf5 {[#]} 67. b6 $1 Bc6 68. Kxa3 e4 (68... Nxg3 $142 69. Bg6 Kd7) 69. Kb4 Nxg3 (69... e3 $142 70. Bd3 Nxg3) 70. Kc5 Bb7 71. Ba2+ Kd7 72. Bg5 Nf5 73. Bf7 Ng7 {intending ...Ne6+.} 74. Kb5 e3 75. Bc4 ({Don't take} 75. Bxe3 Nf5) 75... Nf5 76. Kc5 Bf3 $2 (76... Bg2 77. Be2 Ng3) 77. Bb5+ {White is clearly winning.} Ke6 {[#]} (77... Kc8 $142 78. Bd3 Ng3) 78. Be2 $1 {[%mdl 512]} Bb7 (78... Bh1 79. Bxh5) 79. Bxh5 Ke5 80. Bg4 Ba6 81. Bxf5 e2 {[#]} 82. Bd2 $1 Kxf5 83. Kc6 {Weighted Error Value: White=0.10/Black=0.19} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.3"]
[White "Karthik Venkataraman"]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2483"]
[BlackElo "2487"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,92,46,46,0,3,13,0,1,75,0,0,0,0,0,0,6,37,55,59,32,33,41,73,72,73,63,68,53,83,20,20,-129,-123,-96,-107,-165,-150,-140,-5,-163,-164,-150,-112,-164,-163,-152,-77,-260,0,-245,-183,-188,-164,-180,-161,-355,-301,-335,-343,-343,-343,-343,-340,-335,-273,-270,-244,-331,-237,-536,-529,-490,-472,-4710,-4133,-29981,-29982]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bb3 d6 8. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Rb8 9. d4 Bb6 10. a5 {outshines the older 10.axb5. C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 ({Wrong is} 10... Bxa5 $2 11. dxe5 (11. d5 Ne7 $18) 11... dxe5 12. Qxd8+ Kxd8 13. Bd5 $18 (13. Bxf7 Bb6 $16)) 11. h3 O-O 12. Be3 {The position is equal.} Re8 (12... exd4 $11 {keeps the balance.} 13. cxd4 Nxe4) 13. Ng5 (13. dxe5 $16 Bxe3 14. exf6) 13... Rf8 $11 14. Re1 h6 15. Nf3 Ra8 16. Nbd2 Bb7 17. Nf1 exd4 18. cxd4 {[#]} Ne7 $146 ({Predecessor (2):} 18... d5 19. e5 Ne4 20. N3h2 f5 21. exf6 Nxf6 22. Ng4 Kh8 23. Ng3 Qd7 24. Ne5 Nxe5 25. dxe5 Bxe3 26. Rxe3 Ng8 {1-0 (31) Ayats Llobera,G (2417)-Vidarte Morales,A (2329) Barcelona 2021}) 19. d5 Bxe3 20. Rxe3 c6 21. dxc6 Nxc6 22. Qe1 Ne5 23. Rd1 (23. Nxe5 $16 dxe5 24. Ng3) 23... Nxf3+ 24. gxf3 (24. Rxf3 $11 {was the only way to keep the balance.} Nxe4 25. Ne3) 24... Nh5 $1 $17 25. Ng3 Nf4 26. e5 (26. Rc3 $17) 26... Nxh3+ 27. Kf1 Nf4 (27... Qh4 $1 $17 28. Rxd6 Nf4) 28. Rxd6 $2 (28. Ne2 $11 Qh4 29. Nxf4 Qxf4 30. Rxd6) 28... Qh4 $19 {( -> ...Qh3+)} 29. Kg1 Kh8 30. Bc2 (30. e6 $17 fxe6 31. Bxe6) 30... Rac8 $40 {[%mdl 128] Black is out for blood.} 31. Bf5 Rc7 (31... Rc4 $142 32. Rc3 Ra4) 32. Rd1 $2 (32. Rc3 $17 Re7 33. Qd2 Rxe5 34. Rd4) 32... h5 $2 ({Black should try} 32... g6 $19 33. Be4 Bc8) 33. Qd2 $2 (33. Rc3 $11 Rxc3 34. Qxc3) 33... Bd5 34. Rc3 Rxc3 35. Qxc3 Be6 {aiming for ...Bxf5.} 36. Rd4 $2 (36. Qe3) 36... Bxf5 37. Qd2 {[#]} g5 38. Nxf5 Qh3 {[%csl Gf4,LRf3,LRf5][%cal Rh3g2][%mdl 64] Double Attack} 39. Rxf4 gxf4 40. Qxf4 {[%mdl 4096] Endgame Threatening mate with Qh6+. KQR-KQN} Rg8+ 41. Ng3 {[%cal Rf4h6] [#]} Rg7 $1 42. Qh6+ Kg8 {Strongly threatening ...Rg6!} 43. Qxa6 (43. e6 {was forced.} Qxe6 44. Qxh5) 43... Kh7 {Threatens to win with ...h4.} ({Not} 43... h4 44. Qh6 $17) 44. Qxb5 h4 {[%mdl 64] Pin} 45. Qd3+ (45. Qf1 $142 Qd7 46. Kg2) 45... Rg6 {[%mdl 64] Pin} 46. Qc4 hxg3 {Weighted Error Value: White=0.95/Black=0.20} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.4"]
[White "Gharibyan, Mamikon"]
[Black "Gukesh D"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2471"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,60,22,39,-2,16,18,18,18,31,25,20,10,17,14,8,31,13,25,18,12,19,29,62,-8,-9,-12,-1,-44,-34,-79,-71,-105,-73,-111,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. O-O Nc6 7. a4 {E04: Open Catalan: 5 Nf3.} Bb4 8. Na3 c3 9. Qb3 cxb2 10. Bxb2 {[#] Ne5 is the strong threat.} Be7 $146 ({Predecessor:} 10... O-O 11. Ne5 a5 12. Nxc6 bxc6 13. Bxc6 Ra6 14. Bg2 Bd7 15. Rac1 Qe8 16. Rxc7 Bxa4 {1-0 (34) Goltseva,E (2306)-Hryzlova,S (1940) Chess.com INT 2020}) 11. Nc4 O-O 12. a5 Rb8 13. Rfd1 Bd7 14. Nfe5 Nxe5 15. dxe5 Nd5 16. e4 Nb4 17. Bh3 (17. Rd2 $1 $14 Qe8 18. Nd6 $1 {[%mdl 512]} cxd6 19. exd6) 17... Nc6 $11 18. Qd3 Be8 19. Qe2 (19. Qe3 $5 {[%cal Rd1d8]} Bd7 20. Qd3 $11) 19... Qc8 20. Qg4 Kh8 21. f4 Nb4 22. Rac1 {[#] aiming for Nd6!} Bc6 (22... Ba4 $1 $17 {[%cal Ra4d1]} 23. Rd2 Nc6) 23. Nd6 $1 $36 {[%cal Rd6c8][%mdl 2048] White has some pressure.The position is equal.} cxd6 24. exd6 {[%csl Gb2][%cal Rg4g7]} Bf6 25. Bxf6 gxf6 26. Rc4 Na2 27. Qe2 Bb5 28. Qb2 Qxc4 29. Qxf6+ Kg8 30. Qg5+ Kh8 {Weighted Error Value: White=0.14/Black=0.09} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.5"]
[White "Shahinyan, David"]
[Black "Erigaisi Arjun"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2469"]
[BlackElo "2634"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,76,0,-11,-37,-42,-47,-28,0,0,0,0,0,0,0,0,0,0,-7,0,-89,0,0,0,0,0,0,0,0,0,0,0,-163,-181,-238,-269,-544,-458,-774,-779,-761,-751,-837,-759,-727,-634,-558,-541,-845,-825,-775,-776,-12834,-6183,-29968,-29974,-29986,-29987,-29989,-29990,-29992,-29990]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. a3 Nc6 6. Nf3 Nh6 7. b4 cxd4 8. cxd4 Nf5 9. Be3 {is currently scoring better than 9.Bb2.} f6 10. Bd3 {C02: French: Advance Variation.} Nxe3 11. fxe3 fxe5 {Threatens to win with ...e4.} 12. b5 {Black has an edge.} Nxd4 13. exd4 e4 14. Bxe4 dxe4 15. Ne5 {Qh5+ is the strong threat.} Bd7 ({Wrong is} 15... Qxb5 $2 16. Nc3 $18) 16. Nc3 Qa5 17. O-O Qxc3 18. Rc1 $1 {[%cal Rc1c3] [#]} Qxa3 $146 (18... Qb2 $1 $17 {And now ...g6 would win.} 19. Rb1 Qxa3 20. Qh5+ g6 21. Nxg6 hxg6 22. Qxg6+ Kd8 23. Qf6+ Kc7 24. Qxh8 Kb6) ({Predecessor:} 18... Qb2 19. Kh1 Qxb5 20. a4 Qd5 21. Qh5+ g6 22. Qh4 Bd6 23. Nxg6 Qxd4 24. Nxh8 Qxh8 25. Qh5+ Kd8 26. Rf7 h6 27. Qh4+ {½-½ (27) Gaujens,A (2248)-Loeschnauer,R (2481) ICCF email 2016}) 19. Qh5+ $11 g6 20. Nxg6 hxg6 21. Qxg6+ Kd8 22. Qf6+ Be7 23. Qxh8+ Be8 24. Kh1 $2 {[#] Black converts the advantage convincingly.} (24. Rfe1 $1 $11 {and White has nothing to worry.}) 24... Qd6 $1 $19 25. Rc5 (25. Qg8 $142) 25... e3 26. Qh6 $2 (26. Rcc1 {was worth a try.}) 26... e5 27. Qg7 (27. Qxd6+ $142 Bxd6 28. Rd5) 27... e2 {[%cal Re2f1]} 28. Re1 exd4 29. Re5 d3 30. Rxe7 Qxe7 31. Qd4+ Bd7 32. Qh8+ {[#]} Kc7 $1 33. Qc3+ {[#]} Bc6 $1 {Strongly threatening ...Rd8.} 34. bxc6 (34. Qxd3 Qh4) 34... Rd8 {( -> ...d2)} 35. cxb7+ Kb8 {Black mates.} 36. Qd2 Qe4 37. Rg1 Re8 38. Qe1 Qe3 {Weighted Error Value: White=0.86/Black=0.04} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.6"]
[White "Tahbaz, Arash"]
[Black "Pantsulaia, Levan"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2459"]
[BlackElo "2570"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,120,55,52,45,30,75,70,70,71,60,29,39,37,46,30,35,27,22,38,39,10,91,101,100,75,118,86,81,85,83,0,0,0,0,0,16,-81,214,191,205,202,208,207,198,195,211,202,217,203,194,193,411,402,875,804,790,786,765,765,711,398,433,431,389,436,411,423,391,427,452,461,444,442,514,511,501,481,460,458,695,685,581,604,912,893,869,847,1132,1075,1130,1049,1911,1911,1589,1480,1721,1858,29976,1541,29981,29983,29983,29982,29991]} 1. d4 Nf6 2. Nf3 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 O-O 7. O-O Na6 8. h3 Nc7 9. a4 a6 {is recently more successful than 9...b6.} 10. Re1 b6 {A43: Schmid Benoni.} 11. Bg5 h6 12. Bf4 {[#]} Rb8 $146 {White is slightly better.} ({Predecessor:} 12... Bb7 13. Bc4 Qd7 14. Qd3 Rad8 15. Bh2 Qc8 16. Rad1 Kh7 17. Qf1 Qa8 18. Rd2 Rfe8 {1-0 (49) Khruschiov,A (2496)-Ajrapetian,G (2361) Lipetsk 2008}) 13. e5 Nfe8 14. Qd2 g5 15. Bg3 f5 16. Nxg5 hxg5 17. Qxg5 f4 $1 {[%cal Rf4g3]} 18. Bxf4 {Threatens to win with Bd3.} dxe5 19. Bg3 (19. Bxe5 Rf5 $15) 19... Bf5 (19... Rf5 $11 20. Qh4 Bf6) 20. Bxe5 $16 e6 21. Qg3 exd5 22. Rad1 d4 ({Not} 22... Bxc2 $2 23. Nxd5 $1 Bxd1 24. Nxc7 $18) 23. Bc4+ Kh8 {[#]} 24. Ne4 ({White should play} 24. Qf4 $1 $16 {Hoping for Qh6+.} Kh7 25. Ne4 Bxe5 26. Qxe5) 24... Bxe5 $1 $11 25. Qxe5+ Ng7 26. c3 {[%cal Rc3d4]} Be6 ({Don't blunder} 26... Re8 $2 27. Qf4 $18) 27. Bd3 (27. Bf1 $11 {keeps the balance.}) 27... dxc3 $2 {[%mdl 8192] This costs Black the game.} (27... Bb3 $1 $17 {[%cal Rb3d1] keeps the pressure on.} 28. Rd2 Nce6 29. Bxa6 Qh4) 28. bxc3 $18 Rf5 29. Qg3 {[%mdl 1024] White has strong compensation.} Qe7 30. Nd6 Rd5 {[#]} 31. Qg6 $1 {[%csl Gd3][%cal Rg6h7]} Rh5 {[#]} 32. Nf5 {[%cal Rf5e7][%mdl 512]} Rxf5 33. Bxf5 ({Worse is} 33. g4 Qh4 $1 $11) 33... Nxf5 {[#]} 34. Qxf5 $40 {[%mdl 704] Pin. Black is in trouble.} Rg8 $2 (34... Bxf5 35. Rxe7 Ne8) 35. Qh5+ Kg7 (35... Qh7 $142 36. Qe5+ Qg7) 36. Re3 Kf8 37. Rf3+ Bf7 {[#]} 38. Rd8+ $1 {[%mdl 512]} Ne8 39. Qf5 {Black must now prevent Rd7!} Rg7 40. Rd7 Nd6 41. Rxe7 {Intending Qf6! and mate.} Nxf5 42. Rb7 Nh4 43. Rg3 Rxg3 44. fxg3 Nf5 45. Rxb6 Nxg3 46. Rxa6 Ne2+ 47. Kf2 Nxc3 48. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Be8 (48... Ke7 $142 49. Ra7+ Kf6) 49. Rb6 Nd5 50. Rh6 Nb4 51. a6 {Strongly threatening a7.} Nc6 52. Ke3 Kg7 53. Rd6 Kf7 54. Rd5 Nb4 55. Rf5+ Ke6 {[#]} 56. a7 $1 {[%mdl 512]} Bc6 (56... Kxf5 57. a8=Q) 57. Rxc5 Bxg2 58. Rc8 (58. Rc4 $142 Na6 59. Rg4 Bc6 60. Rg6+ Kd7 {[#]} 61. Rxc6 $1 {[%mdl 576] Remove Defender, Decoy, Promotion} Kxc6 62. a8=Q+ {[%mdl 64] Double Attack} Kb6 63. Qd8+ Nc7 64. h4) 58... Nd5+ 59. Kf2 Nf4 60. Rf8 Kd5 {Weighted Error Value: White=0.18/Black=0.60} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.7"]
[White "Goganov, Aleksey"]
[Black "Urazayev, Arystanbek"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2557"]
[BlackElo "2451"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,153,15,18,41,34,38,36,38,0,4,12,32,26,16,17,19,4,25,25,30,22,30,22,56,50,48,47,56,52,56,50,56,45,98,97,103,103,103,103,103,103,114,111,120,120,120,120,119,114,112,99,120,120,121,121,121,120,120,120,120,120,120,120,120,120,120,0,120,114,120,114,114,114,120,120,120,114,120,114,120,120,120,113,113,113,113,113,120,120,120,113,113,87,87,87,87,87,87,79,79,79,79,36,36,41,48,48,42,28,28,28,28,28,37,43,50,48,50,56,56,29,43,43,68,68,68,29,63,39,80,36,87,87,790,584,10506,5600,29982,29983,29983,29984,29984,29985]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 a5 6. Qc2 O-O 7. Bg2 c5 {E11: Bogo-Indian.} 8. cxd5 $1 {The main line 8.cxd5 scores better than 8.dxc5.} cxd4 9. Nxd4 Qb6 {White is slightly better.} 10. Nf3 exd5 11. O-O Bxd2 12. Nbxd2 Nc6 {[#]} 13. Nb3 $146 ({Predecessor:} 13. Qb3 Ra6 14. Qxb6 Rxb6 15. b3 {½-½ (15) Postny,E (2637)-Filippov,A (2617) Sibenik 2012}) 13... Ne4 14. Rad1 Bf5 {White must now prevent ...Nxf2.} (14... Nb4 $5 {[%cal Rb4c2]} 15. Qb1 Bg4 $11) 15. Nbd4 ({Much weaker is} 15. Rxd5 Nb4 $1 $17) 15... Bg6 16. Qb3 Qxb3 17. axb3 Ra6 {[%cal Ba8a6,Ba6b6,Bb6b3][%mdl 32]} 18. Ra1 Rb6 19. Rfc1 Nd2 20. Nxc6 Nxf3+ 21. Bxf3 bxc6 22. Rxa5 Rxb3 ({Black should play} 22... Bf5 $14) 23. Rxc6 $16 Rxb2 24. Rxd5 Bb1 25. h4 Ba2 26. Rd4 Rbb8 27. h5 h6 28. Kg2 Rfd8 29. Rxd8+ Rxd8 {[%mdl 4096] Endgame KRB-KRB} 30. Rc5 Kf8 31. g4 f6 32. Be4 Rd7 33. f3 Ke7 34. Kg3 Ra7 35. Bg6 Be6 36. Rc3 Kd6 37. Rd3+ Ke7 38. Re3 Kd6 39. Rd3+ Ke7 $1 40. e3 Ra1 41. Rc3 Ra7 42. Rc1 Kd6 43. Rb1 Ke7 44. Rb8 Rc7 45. Ra8 Kd6 46. Ra3 Ke7 47. e4 Rb7 48. Ra8 Rc7 49. Kf4 Kd6 50. Bf5 {And now Ra6+ would win.} Bf7 51. Ke3 Ke7 52. f4 Rc3+ 53. Ke2 Rc2+ 54. Kd3 Ra2 55. Rb8 Ra3+ 56. Kd4 Ra4+ 57. Ke3 Ra3+ 58. Kf2 Ra2+ 59. Kg3 Ra3+ 60. Kh4 Rf3 61. e5 fxe5 $1 62. fxe5 {Rb7+ is the strong threat.} Re3 $1 63. Rb7+ Kf8 64. Rb5 Ke7 65. Rc5 Kf8 66. g5 hxg5+ 67. Kxg5 Re1 68. Bg4 $1 {Hoping for h6.} Ke7 69. Ra5 Rg1 70. Ra7+ Ke8 71. Ra6 {aiming for e6.} Bc4 (71... Bd5 $14) 72. Ra8+ Ke7 $2 {[%mdl 8192] A mistake that costs the game.} (72... Kf7 $16) 73. Ra7+ $18 Kf8 {[#]} 74. h6 $1 {[%cal Rh6h7][%mdl 64] Intending h7 and mate. Overworked Piece} gxh6+ {[#]} 75. Kf6 $1 {[%cal Ra7a8] White mates.} Rf1+ 76. Bf5 {[%cal Ra7a8]} Bb5 77. e6 {Weighted Error Value: White=0.06/Black=0.04} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.8"]
[White "Pour Agha Bala, Amirreza"]
[Black "Sychev, Klementy"]
[Result "1/2-1/2"]
[ECO "E54"]
[WhiteElo "2432"]
[BlackElo "2555"]
[Annotator "TA"]
[PlyCount "193"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,193,0,23,0,8,0,0,0,6,10,0,-42,-24,-34,-12,-32,-28,-25,-27,-27,-27,-47,-30,-43,-27,-56,-35,-91,-87,-79,-87,-90,-72,-80,-84,-98,-80,-83,-85,-83,-77,-94,-51,-46,-41,-59,-66,-66,-59,-59,-30,-36,0,-59,0,-37,0,-59,0,-59,0,-59,0,-63,0,-59,0,-38,-38,-49,-49,-59,-59,-59,-59,-54,-59,-59,-59,-59,-21,-80,-59,-59,-37,-59,0,-59,-19,-59,-60,-63,-62,-80,0,-79,0,-71,-25,-68,-45,-63,-63,-77,-37,-46,-44,-59,-10,-21,0,-14,0,-70,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,-18,-18,0,0,0,0,0,0,0,-5,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,-18,-18,-18,-18,-18,-18,-56,-18,-67,-67,-68,-68,-98,-68,-98,-68,-98]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 dxc4 7. Bxc4 c5 8. O-O Nc6 9. Bd3 {E54: Nimzo-Indian: Rubinstein: Main Line: 7...dxc4 8 Bxc4.} h6 $1 {[%mdl 4] is recently more successful than 9...cxd4.} 10. Ne4 cxd4 11. exd4 {The position is equal.} Be7 {[#]} ({Avoid the trap} 11... Nxd4 $2 12. Nxf6+ Qxf6 13. Nxd4 $18) 12. Bb1 $146 ({Predecessor:} 12. Bf4 Nd5 13. Bg3 a6 14. a3 b5 15. Rc1 Qb6 16. Bb1 Rd8 17. Qd3 f5 18. Nc5 Bf6 19. Be5 Nxe5 20. Nxe5 Bxe5 21. dxe5 {0-1 (29) Buchner,M (1777)-Enne,H (1916) Playchess.com INT 2020}) 12... Nd5 13. Ne5 Bd7 14. Re1 f5 {[#] Hoping for ...Nxe5.} 15. Nc5 Nxe5 16. Rxe5 Bxc5 17. dxc5 Qc7 18. Qe1 Qxc5 19. a3 Qd4 20. Ba2 Rae8 21. Bd2 ({White must play} 21. h3 $15) 21... Qxb2 $17 22. Bxd5 exd5 23. Bc3 Qb6 (23... Qb5 {is interesting.} 24. Bd4 Qc4 25. Bxa7 Rxe5 26. Qxe5 Re8) 24. Rd1 Bc6 25. Bd4 Qc7 26. Qc3 Rxe5 27. Bxe5 Qd7 28. Qd4 a6 29. Rd3 Rf7 30. f4 Kh7 31. Rg3 Qe7 32. Re3 Qh4 33. Rg3 Qe7 34. Re3 Qh4 35. Rg3 Re7 36. Qd3 (36. Bd6 $11) 36... Qh5 (36... g6 $1 $15) 37. Qd4 ({Better is} 37. h3 $1 $11) 37... Qh4 38. Qd3 Qh5 39. Qd4 {[%cal Rg3g7]} Qh4 (39... Qe8 {looks sharper.} 40. h3 Qd7 41. Qb6 Qe6 42. Qd4 g5) 40. Qd3 Rf7 41. Qd4 {[%cal Re5g7]} g6 42. Qd2 Qd8 43. Qd4 Qe8 44. h4 Qe7 45. Rh3 Rf8 46. Kh2 h5 47. Kg1 Rc8 48. Kh2 (48. Re3 $11 {keeps the balance.} Re8 49. g3) 48... Re8 49. Kg1 Rf8 50. Kh1 Re8 51. Kg1 Rg8 52. Kh1 Ra8 53. Kg1 Re8 54. Kh1 Rc8 55. Kh2 $1 Rf8 (55... Bb5 {feels hotter.} 56. Qxd5 Rd8 57. Qa2 Bc6 58. Qf2 Rd7) 56. Kg1 Rf7 57. Kh2 Qd8 58. Kg1 Rf8 59. Kh2 Bb5 (59... Re8 {keeps more tension.} 60. Bf6 Qd7 61. Be5 Kg8 62. Re3 Kf7) 60. Kg1 Rf7 (60... Qd7 {seems wilder.} 61. Qf2 Re8 62. Re3 Kg8 63. Ba1 Kf7) 61. Kh2 Be2 (61... Rd7 {keeps more tension.} 62. Bf6 Qf8 63. Be5 Bc6 64. Re3 Kg8) 62. Qf2 Bc4 63. Qc5 Bb5 (63... b6 {feels hotter.} 64. Qf2 Rb7 65. Bd4 Kg8 66. Bc3 d4) 64. Bb2 ({White should play} 64. Qd4 $1 $11) 64... Bc6 (64... d4 $1 $15 65. Bxd4 Rd7) 65. Qd4 $11 Rd7 (65... Bb5 {looks sharper.} 66. Kg1 Bc4 67. Re3 Qf8 68. Kh2 Rd7) 66. Kg1 Rf7 67. Re3 Qf8 (67... Bb5 {keeps more tension.} 68. Re6 Kh6 69. Qe5 Bc6 70. Qd4 Bb5) 68. Kh2 Qd8 69. Kh3 Qf8 70. Re6 Bd7 71. Rd6 Bc6 72. Qe5 {With the idea Qe6.} Re7 73. Re6 Rxe6 74. Qxe6 d4 75. Qe5 d3 76. Qd4 Be4 77. Qd7+ Kh6 78. Bc3 Bc6 (78... b6 {is interesting.} 79. Qd4 b5 80. Kh2 a5 81. Bxa5 Qg7) 79. Qxd3 Qc5 (79... Be4 {feels hotter.} 80. Qd4 Bc6 81. Kh2 Be4 82. a4 Bc6) 80. Qg3 {[#] Threatens to win with Qg5+.} Qe7 (80... Kh7 {seems wilder.} 81. Qe1 Be4 82. Kh2 Qd6 83. Qf2 Bc6) 81. Be5 Qd8 (81... Kh7 {is more complex.} 82. Kh2 Bd5 83. Ba1 Qc5 84. Bb2 b5) 82. Bb2 Kh7 (82... Bb5 {looks sharper.} 83. Kh2 Bc6 84. Kh3) 83. Qc3 {[%csl Gb2][%cal Rc3g7]} Qf8 84. Qe5 Kg8 85. Bc3 Kf7 (85... Kh7 {with more complications.} 86. Bb2) 86. Qf6+ Ke8 87. Qxg6+ Qf7 $1 {[%cal Rf7g6]} 88. Qd6 (88. Qg3 {keeps more tension.} Kd7 89. Kh2 Be4 90. Ba5 Qf6 91. Qg5) 88... Qd5 89. Qxd5 Bxd5 {[%mdl 4096] Endgame KB-KB} 90. Kg3 Kd7 91. Kf2 Kc6 92. Ke3 Kc5 93. Kd2 Bxg2 94. Kc2 Kc4 95. Kb2 Bd5 96. Bf6 b5 97. Bg5 {Weighted Error Value: White=0.13/Black=0.21} 1/2-1/2

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.9"]
[White "Pultinevicius, Paulius"]
[Black "Shyaamnikhil P"]
[Result "1-0"]
[ECO "A57"]
[WhiteElo "2552"]
[BlackElo "2453"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,75,27,27,14,31,20,14,11,19,36,80,55,64,0,85,56,64,56,72,69,62,84,81,8,6,0,0,0,0,0,0,0,0,-46,-52,-43,-61,-111,-27,-27,-27,-53,-27,-33,-28,-36,68,69,132,145,592,590,568,557,29988,29989,29989,29990,29990,29991,29991,29992]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 axb5 6. Bxb5 Qa5+ 7. Nc3 Bb7 8. Bd2 Qb6 9. a4 {The modern move. A57: Benko/Volga Gambit.} Nxd5 10. Nxd5 Bxd5 11. Nf3 {The position is equal.} Bc6 12. O-O {[#]} f6 $146 ({Predecessor:} 12... Bxb5 13. Qb3 Qa7 14. axb5 Qxa1 15. Rxa1 Rxa1+ 16. Be1 e6 17. Qc3 Ra7 18. b4 d6 {1-0 (34) Smirnov,P (2617)-Belous,V (2573) Olongapo City 2015}) 13. b4 cxb4 $1 14. Bxb4 (14. Qb3 $14) 14... Na6 (14... Bxb5 $11 15. axb5 Rxa1 16. Qxa1 Qxb5) 15. Ba3 Bxb5 16. axb5 Nc7 17. Qc2 Nxb5 18. Qb2 Rb8 19. Rfb1 (19. Rab1 $1 $16) 19... e5 $11 20. Bxf8 Rxf8 21. Qc2 g6 22. Rb4 {Strongly threatening Rab1.} Ke7 23. Rab1 Rfc8 24. Qb2 ({Don't go for} 24. Rxb5 $2 Qxb5 25. Rxb5 Rxc2 $19) 24... Rc5 25. h3 Qc6 26. Rh4 h5 (26... Rh8 $1 $17 27. Rd1 Nc3) 27. Rb4 Kf7 28. Nd2 Kg7 29. Ne4 {[#]} Rc2 30. Qb3 {[#] next Nd6 is good for White.} Ra8 31. Qd3 $1 $36 {[%mdl 2048] Black is under pressure.} d5 {[#]} 32. Nxf6 $1 $16 {[%mdl 512]} Nc7 {[%mdl 8192] [#] This move loses the game for Black.} (32... e4 $16 33. Nxh5+ (33. Qxb5 Qxf6 34. Rf1 Raa2 $15) 33... gxh5 34. Qxb5 Rc1+ 35. Rxc1 Qxc1+ 36. Kh2 Qc7+ 37. g3 Ra2) 33. Rb6 $1 $18 Rc1+ 34. Kh2 Qc2 {[#]} 35. Rxc1 {White mates.} Qxd3 36. Rxc7+ Kh6 37. h4 {[%csl Gf6][%cal Rc7h7]} Rh8 {[#]} 38. Rb8 $1 {[%cal Rb8h8][%mdl 512] Weighted Error Value: White=0.11/Black=0.66} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.10"]
[White "Nazari, Arad"]
[Black "Harsha Bharathakoti"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2298"]
[BlackElo "2517"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,74,44,45,30,43,31,46,28,23,49,36,43,40,0,25,20,26,-25,-16,0,0,-25,0,0,0,0,25,33,32,28,22,-54,-34,-91,-41,-126,-126,-141,-138,-175,-168,-151,-152,-157,-137,-178,-89,-95,-93,-120,-133,-222,-222,-471,-407,-387,-353,-1114,-1092,-1238,-1215,-1191,-1183,-1053,-1031]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 a6 5. Nf3 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 6. Bd3 Nd7 7. a4 {B06: Modern Defence.} b4 8. Ne2 c5 9. c3 {White is slightly better.} cxd4 10. cxd4 a5 11. O-O {[#]} Ngf6 $146 ({Predecessor:} 11... d5 12. Ne5 Ngf6 13. f5 Nxe5 14. dxe5 Nxe4 15. Bxe4 dxe4 16. Qxd8+ Kxd8 17. f6 exf6 18. exf6 {0-1 (40) Van Houtte,T (2225)-Dunnington,A (2370) Belgium 1990}) 12. e5 Nd5 13. Qb3 e6 14. f5 (14. Ng5 $142) 14... gxf5 $11 15. Bxf5 dxe5 16. Ng5 {[#] Hoping for Bxe6!} Nc5 17. Qc4 exf5 18. Qxc5 {Threatens to win with Qc6+.} Rb8 19. Ng3 Bf8 $1 {[%cal Rf8c5]} 20. Qc2 {[%mdl 1024] White has compensation.} f4 {[#]} 21. N3e4 (21. Qe4 $1 $11 f6 (21... Bg7 22. Nh5) 22. Bxf4 Nxf4 23. Rxf4) 21... Qb6 $36 {[%mdl 2048] aiming for ...Be7. Black fights for an advantage.} 22. Kh1 ({Better is} 22. Qc4 $15 Be6 23. Qb5+ Ke7 24. Qxb6 Rxb6 25. dxe5) 22... f6 ({Not} 22... Qxd4 $2 23. Rd1 $18) 23. Nf3 (23. dxe5 $15 fxg5 24. Rd1) 23... Bg7 $1 $17 ({Worse is} 23... exd4 24. Nxd4 f3 25. Rxf3 $16) 24. dxe5 fxe5 25. Rd1 Bb7 26. Qc5 Qxc5 27. Nxc5 Ba8 28. Re1 {[#]} Rg8 (28... O-O $1 $19 {Strongly threatening ...Rfe8.} 29. Ne6 e4 30. Rxe4 {[#]} Nc7 $1 {[%mdl 512]}) 29. Nd3 Kf8 30. Ndxe5 {White wants to play Nd7+.} Re8 {...Bxe5 is the strong threat.} 31. Nd7+ (31. h3 $17) 31... Kf7 $19 32. Ng5+ $2 (32. Nde5+ {was the only defense.} Bxe5 33. Nxe5+ Kf6 34. Nf3) 32... Kg6 {[%cal Re8e1]} 33. Ne6 Bh8 34. Ra2 $2 (34. Nxf4+ Nxf4 35. Bxf4) 34... Kf5 {Black is clearly winning.} 35. Ndc5 Ne3 36. Nxf4 Nxg2 {[%cal Re8e1][%mdl 64] Discovered Attack} 37. Rxe8 Rxe8 {[%cal Re8e1] Weighted Error Value: White=0.46/Black=0.06} 0-1

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.11"]
[White "Hayrapetyan, Hovik"]
[Black "Bharath Subramaniyam H"]
[Result "1-0"]
[ECO "D31"]
[WhiteElo "2500"]
[BlackElo "2435"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,91,27,28,14,20,8,26,32,29,31,23,26,42,42,43,45,41,46,44,30,34,45,43,52,53,48,73,48,48,44,62,50,59,64,51,53,73,52,74,60,120,55,44,10,14,0,10,-22,-15,-64,-55,-63,-21,-10,0,-12,3,0,22,16,21,18,166,158,177,182,316,316,318,318,270,262,361,337,337,287,410,389,485,300,509,523,29997,29998]} 1. d4 d5 2. c4 e6 3. Nc3 a6 4. cxd5 exd5 5. Nf3 c6 6. Qc2 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6.} Bd6 7. Bg5 Be7 8. Bf4 {White has an edge.} Nf6 9. h3 O-O 10. e3 h6 11. Bd3 Be6 {[#]} 12. O-O $146 ({Predecessor:} 12. g4 a5 13. g5 hxg5 14. Bxg5 Na6 15. a3 c5 16. Rg1 Rc8 17. Bh6 Nh5 18. Ne5 Bh4 19. Qe2 Qf6 20. Bg5 Bxg5 21. Qxh5 Bh6 22. Nxd5 {1-0 (21) Molina Mansilla,R (2343)-Lopez Roca,X San Feliu de Guixols 2000}) 12... Nbd7 13. Rfd1 Rc8 14. Na4 Qa5 15. a3 c5 16. dxc5 Nxc5 17. Nxc5 Rxc5 18. Qb1 {b4 is the strong threat.} Rcc8 19. Nd4 Qb6 20. b4 Nd7 21. Ra2 Bf6 22. a4 Ne5 23. a5 Qd8 24. Be2 Nc6 (24... Qe7 $14) 25. Nxc6 (25. Nxe6 $16 fxe6 26. b5 axb5 27. Qxb5) 25... Rxc6 $14 26. b5 axb5 27. Qxb5 Qe7 28. Rb1 d4 29. Ra4 g5 30. Bg3 dxe3 (30... Rc2 {looks sharper.} 31. Qd3 Rc3 32. Qe4 dxe3 33. fxe3 Qd7) 31. fxe3 Bd7 {And now ...Rc1+! would win.} 32. Qxb7 Qxe3+ 33. Bf2 Qxe2 ({Don't play} 33... Rc1+ $6 34. Bf1 $16) 34. Qxd7 Qc2 35. Qd1 Qf5 {Black cannot hold the game after this.} (35... Qxd1+ $1 $11 36. Rxd1 Ra8) 36. a6 $18 {[%cal Ba5a6,Ba6a7][%mdl 32]} Rd8 {[#]} 37. Qf1 {Threatens to win with a7.} Qc2 (37... Rc2 {might work better.} 38. Rab4 (38. Bb6 Rxg2+ {[%mdl 64] Decoy} 39. Kxg2 Qc2+ {[%mdl 64] Double Attack} 40. Qf2 Qxa4 $11) 38... Ra2) 38. Rab4 Be5 {[#]} 39. a7 Rcc8 40. Kh1 Qg6 41. Qe2 Bd6 42. Rb6 Qf5 (42... Ra8 $142 43. Rd1 Rxa7 44. Rbxd6 {[%mdl 64] Discovered Attack} Rxd6) 43. Bg1 Bf4 44. Ra1 Kh7 $2 (44... Qe5 45. Qxe5 Bxe5) 45. Qh5 Qe4 46. Qxf7+ {Weighted Error Value: White=0.13/Black=0.49} 1-0

[Event "3rd Yerevan Open-A 2021"]
[Site "Yerevan"]
[Date "2021.10.22"]
[Round "9.12"]
[White "Paichadze, Luka"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2566"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2021.10.14"]
[EventType "swiss"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,109,6,18,0,25,27,15,0,0,0,0,0,18,0,0,0,0,6,23,19,11,20,22,14,19,2,10,5,83,87,78,88,83,55,95,66,76,68,69,59,88,83,120,112,115,110,112,107,118,120,156,125,113,117,193,183,1789,1789,1407,1397,1397,1333,29973,29974,29974,29975,29975,29976,29976,29977,29977,29978,29978,29969,29979,29979,29993,29975,29981,29977,29980,29981,29981,29982,29982,29983,29983,29984,29984,29985,29988,29989,29989,29990,29990,29991,29994,29995]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. O-O {7.Nc3 is a critical line.} O-O 8. a4 {C78: Ruy Lopez: Archangelsk and Möller Defences.} Rb8 9. axb5 axb5 10. h3 $5 {[%mdl 4] The position is equal. A promising side line.} h6 {[#]} 11. Be3 $146 ({Predecessor:} 11. Re1 d6 12. c3 Re8 13. Nbd2 Bb6 14. Nf1 Be6 15. Bc2 d5 16. exd5 Qxd5 17. Ng3 {1-0 (57) Chen,Q (2493)-Sargsyan,A (2402) Tornelo INT 2020}) 11... Bxe3 12. fxe3 d5 13. Nc3 {[%cal Re4d5]} Be6 14. exd5 Nxd5 15. Qd2 Qd6 16. Ne4 Qe7 17. Ng3 Rbd8 18. Kh2 f5 19. Ra6 Nb6 {White must now prevent ...Bxb3.} 20. Qc3 Qd6 {[#]} (20... Bxb3 $11 {remains equal.} 21. Qxb3+ Kh7) 21. Nh4 $1 $16 {[%cal Rh4f5]} b4 22. Qe1 {[%cal Rg3f5]} Bxb3 23. Nhxf5 Qg6 24. cxb3 Rxd3 25. Ra1 Rd7 26. Rc1 Rdf7 27. Qe2 {Qf3 is the strong threat.} Ne7 {[%cal Re7f5]} 28. Nxe7+ Rxe7 29. Rxf8+ Kxf8 30. Qb5 Kg8 31. Qxb4 Rf7 32. Qb5 Qd6 33. Ne4 Qd5 {[#]} (33... Qd7 $16 34. Qxd7 (34. Qxe5 Re7 $16) 34... Rxd7) 34. Qe8+ $1 $18 Rf8 $2 {[#]} (34... Kh7 35. Rc5 Qd7 36. Qxd7 (36. Qxe5 Re7 $16) (36. Rxe5 Qxe8 37. Rxe8 Rf5 $16) 36... Rxd7 37. Rxe5 Rd1) 35. Nf6+ $1 {[%mdl 512]} gxf6 36. Qg6+ {[%mdl 64] Double Attack} Kh8 37. Rxc7 {[%csl Gc7][%cal Rg6h7]} Nd7 38. Qxh6+ {White mates.} Kg8 39. Qg6+ Kh8 40. Qh5+ Kg7 41. Qg4+ {[%mdl 64] Double Attack} Kh6 42. Rxd7 {[%mdl 4096] Endgame KQR-KQR} Qg8 43. Qh4+ Kg6 44. e4 Rb8 45. Rc7 Qh8 46. Qg4+ Kh6 47. b4 Rg8 48. Qh4+ Kg6 49. Qg3+ Kh6 50. Qf2 Rg5 51. b5 Qd8 52. b6 Kg6 53. Rc6 Rh5 54. b7 Rh8 55. b8=Q {Weighted Error Value: White=0.04/Black=0.27} 1-0

