[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.1"]
[White "Mikaelyan, Arman"]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "D15"]
[WhiteElo "2485"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,-10,-18,-16,-19,-24,-16,-16,-10,-21,-20,-13,-18,-42,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,18,24,21,26,92,81,83,95,94,93,93,95,93,76,82,81,104,100,97,96,108,88,133,133,139,133,138,129,135,120,119,98,98,105,111,115,154,105,175,159,217,141,180,177,241,247,327,314,402,402,387,387,524,522,516,495,881,781,29964,29967]} 1. d4 {Roiz,M} d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. e4 b5 $1 6. Be2 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4.} e6 7. O-O Bb7 {7...Bb7 is better than 7...Be7.} 8. b3 {The position is equal.} Bb4 9. e5 Bxc3 10. exf6 {[#]} Qxf6 $146 ({Don't take} 10... Bxa1 11. fxg7 Rg8 12. Bg5 $17) ({Predecessor:} 10... gxf6 11. Rb1 c5 12. bxc4 cxd4 13. Rxb5 Bc6 14. Rc5 Be4 15. Bd3 Bxd3 16. Qxd3 Na6 17. Rb5 Qd6 18. Nh4 Qc6 19. Ba3 Rc8 20. Qg3 Qxc4 21. Qd6 Bb4 22. Bxb4 {1-0 (22) Dubov,D (2701)-Postny,E (2579) Batumi 2018 CBM 184 [Roiz,M]}) 11. Rb1 O-O 12. bxc4 Nd7 13. Bg5 Qg6 14. Qc1 h6 15. Bxh6 Bxd4 16. Nxd4 Qxh6 17. cxb5 cxb5 18. Bxb5 Qxc1 19. Rfxc1 Ne5 20. Re1 $36 {[%mdl 2048] White has good play.} Ng6 21. Bc4 Rab8 {[#]} (21... Rfb8 $11 {keeps the balance.}) 22. Nxe6 $1 $16 fxe6 23. Rxe6 Rbc8 24. Re4+ Rxc4 25. Rxc4 Bd5 26. Rc7 Nf4 {[#]} 27. f3 $1 ({Of course not} 27. Rxa7 Nxg2 28. a4 Nf4 $11) 27... Re8 28. Rc2 ({But not} 28. Rxa7 $6 Re2 $11) 28... Re6 29. Rd1 {Threatens to win with g3.} Kh7 30. Kf2 {And now Rd4 would win.} Bc6 {White must now prevent ...Ba4.} 31. Rd4 Ng6 32. Re2 Rf6 33. Kg3 Kg8 34. Rd8+ Kh7 35. Rc8 a6 36. Rc7 Bb5 37. Re4 Bc6 38. Rg4 Bd5 (38... Rd6 $16 39. h4 Bd7) 39. h4 $18 {aiming for h5.} Kh6 (39... Rc6 $16 {might work better.} 40. Rxc6 Bxc6) 40. a3 Bf7 41. Ra7 Ne5 (41... Be8 {was called for.} 42. Rb4 Bb5) 42. Re4 Nd3 43. Ra4 Nc5 44. Ra5 Rf5 {[#]} 45. Rxf7 {[%mdl 512]} Ne4+ (45... Rxf7 46. Rxc5) 46. fxe4 Rxa5 47. Rf3 g5 (47... g6 $142 48. Kf4 Rc5) 48. hxg5+ Kxg5 49. Rf5+ {Weighted Error Value: White=0.05/Black=0.42} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.2"]
[White "Davtyan, Artur"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2466"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,39,37,57,16,54,20,25,22,56,61,77,71,72,71,92,71,122,136]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Bd3 O-O 7. Nge2 e6 8. O-O exd5 9. cxd5 Re8 10. Ng3 Nbd7 11. h3 a6 12. a4 Qc7 13. Re1 {A65: Modern Benoni: 6 e4.} h5 14. Bg5 Ne5 15. Be2 {White has an edge.} Nh7 16. Be3 h4 17. Nf1 {White is better.} f5 {[#]} 18. Nd2 $146 ({Predecessor:} 18. f4 Nf7 19. exf5 Bxf5 20. Bf2 Bf6 21. Ne3 Nh6 22. Ng4 Bxg4 23. Bxg4 Qg7 24. Be6+ {1-0 (33) Lacour,S (2165)-Garro,P (2181) France 2007}) 18... Bd7 19. Kh1 Re7 ({Black should try} 19... Nf6) 20. f4 {Weighted Error Value: White=0.14/Black=0.20} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.3"]
[White "Babujian, Levon"]
[Black "Hayrapetyan, Hovik"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2440"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "207"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,207,20,26,26,28,21,29,18,21,22,25,16,30,34,32,14,45,40,58,39,32,32,41,43,65,-27,-18,-19,0,0,33,10,10,10,6,4,10,3,12,6,16,16,22,20,21,12,29,12,14,6,16,6,31,31,31,31,31,31,31,31,33,33,33,33,88,88,88,87,400,251,251,243,229,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,53,53,53,53,36,36,36,36,36,57,36,44,36,64,64,64,36,64,36,64,57,64,64,64,57,57,36,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 {Dautov,R} Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 Be7 5. Bf4 O-O 6. e3 b6 {6...b6 is setting a new trend.} 7. Qc2 Bb7 8. Rd1 {D37: Queen's Gambit Declined: 5 Bf4.} Nbd7 9. cxd5 exd5 10. Bd3 {White has an edge.} c5 11. O-O c4 12. Bf5 g6 13. Bh3 a6 14. a4 Nh5 15. Bh6 Re8 16. Ne5 {[#]} Nxe5 $146 ({Predecessor:} 16... Nf8 17. f4 Ng7 18. f5 g5 19. f6 Bxf6 20. Qf2 {1-0 (20) Bareev,E (2702)-Vaganian,R (2623) New Delhi/Teheran 2000 CBM 081 [Dautov,R]}) 17. dxe5 Bc5 $1 {[#]} 18. Nxd5 $1 Bxd5 (18... Rxe5 19. Nf4) 19. e4 (19. Qc3 $1 $14) 19... Rxe5 $11 20. exd5 Qf6 {Strongly threatening ...g5.} 21. Be3 Nf4 22. Bxf4 (22. Qxc4 Nxh3+ 23. gxh3 Qf3 $17) 22... Qxf4 23. d6 Rd8 24. d7 b5 25. g3 Qf6 26. Qc3 {aiming for axb5.} Kg7 27. Rd2 Rh5 28. Qxf6+ Kxf6 29. Bg2 Re5 30. axb5 axb5 31. Bc6 Bb4 32. Rd4 Bc5 33. Rf4+ Ke6 34. Bxb5 Bxf2+ $1 35. R1xf2 Rxb5 $14 {[%mdl 4096] Endgame KRR-KRR} 36. Re2+ Re5 37. Rxe5+ Kxe5 38. Rxf7 {KR-KR} h5 (38... h6 $1 $14) 39. Kf2 Ke6 40. Rg7 Rh8 $2 {[%mdl 8192]} (40... Kf6 $16 {is tougher.} 41. Rh7 g5) 41. Ke3 $18 Rb8 42. Kd4 ({Less strong is} 42. Rxg6+ Kxd7 43. h4 Rxb2 $14) 42... Rxb2 {[#]} 43. d8=N+ $2 $14 {KRN-KR} ({Don't play} 43. Kxc4 $6 Rd2 $16) (43. Kc3 $1 $18 Rb8 44. Kxc4 (44. Rxg6+ Kxd7 45. Kxc4 h4 $11)) 43... Kf5 44. Rf7+ Kg4 45. Rf4+ Kh3 46. Rh4+ Kg2 47. Ne6 (47. Kc3 {feels hotter.} Re2 48. Nf7 Re1 49. Nh8 Rc1+ 50. Kb4) 47... Kh1 $1 48. Kxc4 {Black must now prevent Kd4.} Rxh2 49. Nf4 Kg1 $1 50. Nxg6 {Nf4 is the strong threat.} Kg2 51. g4 hxg4 52. Rxg4+ Kf3 53. Rd4 Ra2 54. Ne5+ Ke3 55. Rd8 Ra4+ 56. Kc3 Ra3+ 57. Kb4 Ra7 58. Nc4+ Ke4 59. Kc3 Ra1 60. Re8+ (60. Rd4+ {is interesting.} Kf5 61. Kb4 Ke6 62. Rd6+ Ke7 63. Rd2) 60... Kd5 61. Re5+ Kc6 62. Ne3 Ra4 63. Rh5 Rf4 64. Nc2 Kd6 65. Nd4 Rf1 66. Nb5+ (66. Kc4 {with more complications.} Kc7 67. Rh7+ Kd6 68. Nb5+ Kc6 69. Rh6+) 66... Ke6 67. Kc4 Rc1+ 68. Nc3 Rf1 69. Kd4 Rf5 70. Rh1 Ra5 71. Rh6+ Kd7 72. Ne4 Ra1 73. Kd5 Rd1+ 74. Ke5 Re1 {The position is equal.} 75. Rd6+ Kc7 76. Rd2 $1 Kc6 77. Rc2+ Kb6 78. Kd5 Rh1 79. Nf6 Rd1+ 80. Ke5 Kb5 (80... Ka5 {with more complications.} 81. Nd5 Rg1 82. Ra2+ Kb5 83. Kf4 Rg7) 81. Nd5 {Threatening mate with Nc3+.} Rh1 82. Ne3 Rh5+ 83. Nf5 Kb4 84. Rc1 Kb5 85. Ke4 Kb4 86. Nd6 Rh4+ 87. Kd5 Rh5+ 88. Kd4 Rh4+ 89. Ne4 Kb5 90. Rg1 Kb6 91. Rg6+ Kb5 92. Rf6 (92. Ke5 {keeps more tension.} Rh5+ 93. Kd4 Kb4 94. Ke3 Rh3+ 95. Kd2) 92... Kb4 93. Rb6+ Ka5 94. Rb1 Ka6 95. Kd5 Rh5+ 96. Kc6 (96. Kc4 {with more complications.} Ka7 97. Ra1+ Kb6 98. Ra3 Kb7 99. Rf3) 96... Rh6+ 97. Nd6 {[%cal Rb1a1]} (97. Nf6 {seems wilder.} Ka5 98. Ra1+ Kb4 99. Kd6 Kb3 100. Kd7) 97... Ka5 98. Kc5 {[%cal Rb1a1]} (98. Ra1+ {is more complex.} Kb4 99. Ra7 Rh5 100. Nb7 Rh6+ 101. Kd5) 98... Rh5+ 99. Kd4 Rh4+ 100. Ne4 Ka6 101. Rb4 Ka7 102. Kc5 Rh5+ 103. Kc6 Rh6+ 104. Nd6 {Weighted Error Value: White=0.08/Black=0.16} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.4"]
[White "Barseghyan, Armen Ar."]
[Black "Gharibyan, Mamikon"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2362"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,-10,-24,0,-25,0,-9,-9,-14,0,14,79,47,104,22,15,0,7,-24,0,-16,-5,-60,-31,-79,-68,-80,-77,-86,-70,-76,-90,-73,-90,-70,0,-108,-108,-100,-101,-135,-131,-118,0,-1567,-1527,-1779,-737,-715,-701,-759,-759,-737,-734,-789,-812,-990,-985,-985,-984,-1143,-1056,-1293,-1275,-1217,-1186,-1027,-1015]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8. h4 a5 {8...Qe6 is becoming the main line. C45: Scotch Game.} 9. c4 {[#]} Ba6 $1 10. g3 {[#]} (10. b3 a4) 10... g6 $1 {The position is equal.} 11. h5 {[#]} Bg7 $1 12. f4 {[#]} (12. hxg6 hxg6) 12... gxh5 $146 (12... f6 $11) ({Predecessor:} 12... O-O 13. hxg6 hxg6 14. Qh2 Rfe8 15. cxd5 Bxf1 16. Kxf1 cxd5 17. Nc3 c6 18. Be3 d6 {1-0 (27) Sukandar,I (2413)-Abdisalimov,A (2392) Chess.com INT 2020}) 13. Nd2 $16 a4 14. Qe4 ({White should play} 14. Ne4 $16) 14... Nb6 $1 $11 15. b3 d5 16. Qe3 f6 {[%cal Rf6e5]} 17. Bb2 fxe5 18. fxe5 ({Better is} 18. Rxh5 $11 Bc8 19. cxd5) 18... a3 19. Bc3 c5 $36 {[%mdl 2048] Hoping for ...d4. Black is pushing.} 20. cxd5 ({Don't blunder} 20. Rxh5 $2 d4 $19) 20... Nxd5 21. Qf3 {[%mdl 64] Double Attack} Bb7 22. Qxh5+ ({Avoid the trap} 22. Rxh5 $2 O-O-O $17) 22... Kd8 23. Bg2 {Strongly threatening Nc4.} Nxc3 24. Bxb7 Bxe5 (24... Ra7 $15 25. Bf3 Qxe5+ 26. Qxe5 Bxe5) 25. Kf2 (25. Kf1 $11 {remains equal.} Ra7 26. Re1 Rxb7 27. Rxe5 {[%mdl 64] Double Attack}) 25... Rb8 26. Bf3 {Rae1 is the strong threat.} Rg8 27. g4 Bd4+ 28. Kg2 {[#]} Qe3 (28... Rb6 $1 $17 {aiming for ...Qe3.} 29. Qxh7 Qe6 30. Qh4+ Bf6) 29. Qf7 $2 {[%mdl 8192]} Qxd2+ $19 {[%mdl 64] Double Attack. Black is clearly winning.} 30. Kh3 Qh6+ 31. Kg2 Qg6 32. Rxh7 Qxf7 33. Rxf7 Rb6 34. Re1 Re8 35. Rxe8+ Kxe8 36. Rxc7 Nxa2 37. Ra7 Rxb3 38. Bd5 Rb2+ 39. Kf3 Nb4 40. Bf7+ Kf8 {Weighted Error Value: White=0.68/Black=0.30} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.5"]
[White "Yeremyan, Alen"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2274"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,67,0,-17,-10,-29,5,3,25,26,22,25,35,20,18,17,25,33,27,4,5,-1,0,0,0,0,0,0,0,0,0,0,0,-14,-12,-13,8,11,10,10,25,16,59,30,116,114,175,177,169,165,159,170,283,283,360,356,356,356,675,667]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5 6. Nc3 Re8 {A07: Réti Opening: New York and Capablanca Systems.} 7. e4 dxe4 (7... d4 $5 {[%cal Rd4c3]} 8. Ne2 e5 $11) 8. dxe4 Qxd1 {The position is equal.} 9. Rxd1 {[#]} Na6 $146 ({Predecessor:} 9... c6 10. h3 Be6 11. Nd4 Bc4 12. Be3 Nbd7 13. Nb3 e5 14. Na5 Ba6 15. Rd2 Bf8 {½-½ (62) Fjallheim,L (1725)-Eskildsen,H (1785) Faroe Islands 2018}) 10. h3 Nd7 11. Be3 Nb6 12. Bf1 Be6 13. Nd4 Bc4 14. Bg2 Nb4 15. Rd2 Red8 16. Rad1 $1 Nxa2 17. Nxa2 Bxa2 18. b3 c5 $1 {[%cal Rc5d4]} 19. Nb5 Rxd2 20. Rxd2 c4 21. Nxa7 {[#]} Bc3 $1 22. Rd1 Rxa7 23. Bxb6 Ra6 24. Bc5 cxb3 25. cxb3 h5 26. Bxe7 (26. Rd3 $5 {[%cal Rd3c3]} Be5 27. Bxe7 $16) 26... Bxb3 (26... b5 $11 {keeps the balance.}) 27. Rd3 $16 Ra1+ (27... Rc6 $16 {might work better.}) 28. Kh2 $18 Rc1 29. e5 f5 {[#]} 30. exf6 $1 {Ba3 is the strong threat.} ({Resist} 30. Bxb7 $6 Rc2 $14) 30... Kf7 (30... Bf7 {was necessary.} 31. Rd8+ (31. Bxb7 Rc2 $16) 31... Kh7) 31. Rd7 (31. Bxb7 Be6 $16) 31... Bxf6 32. Ba3+ {[%mdl 64] Discovered Attack} ({Less strong is} 32. Rxb7 Bxe7 33. Rxb3 Rc2 $14) 32... Ke8 33. Rxb7 ({Weaker is} 33. Bxc1 Kxd7 34. Bxb7 Ke6 $16) 33... Rb1 (33... Rc3 34. Bb2 Bf7 35. Bxc3 Bxc3) 34. Be4 {[%mdl 64] Double Attack.  Weighted Error Value: White=0.04/Black=0.33} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.6"]
[White "Shahinyan, David"]
[Black "Vardanian, Haik G."]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2452"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,75,2,6,-2,18,3,30,35,41,45,44,26,43,37,33,34,89,0,31,0,0,0,0,0,12,0,0,0,0,-10,17,19,20,9,48,47,126,40,240,243,233,252,241,254,265,281,282,281,279,261,400,279,433,306,1591,1558,29989,29990,29998,29960,29981,29982]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. Nxc6 bxc6 7. O-O d5 8. Nd2 Be7 9. c4 {B40: Sicilian: 2...e6, Unusual lines.} a5 10. Qc2 {[#]} Bb7 $146 ({Predecessor:} 10... Qb6 11. e5 Nd7 12. Nf3 Ba6 13. Be3 Bc5 14. Bf4 h6 15. Rac1 Rb8 16. b3 Ba3 {½-½ (42) Asik,J (2312)-Ungureanu,V (2287) Chalkidiki 2007}) 11. cxd5 {White has an edge.} cxd5 12. Bb5+ Kf8 13. e5 Ng4 14. Nf3 d4 15. Qe2 Rb8 (15... Rc8 $14) 16. Ne1 (16. Bd3 $1 $16) 16... h5 17. h3 (17. Bd3 {with more complications.} a4 18. h3 Nh6 19. Qxh5 Kg8 20. Qe2) 17... Nh6 18. Bxh6 Rxh6 19. Bd3 Qb6 20. Rc1 g6 21. Rc2 Kg7 22. Nf3 Bxf3 23. Qxf3 Rhh8 24. Rfc1 {aiming for Rc7.} Rb7 25. Rc6 Qa7 (25... Qxb2 $14 26. Rb1 (26. Rc7 Rxc7 27. Rxc7 Qa3 $15) 26... Qxb1+ 27. Bxb1 Rxb1+ 28. Kh2 Rf8) 26. Qe4 (26. Ba6 $1 $16) 26... Bd8 $2 {[#] This move loses the game for Black.} ({Black should try} 26... Qb8 $1 $14) 27. Rxe6 $3 $18 {[%mdl 512]} Rb6 (27... fxe6 $2 {loses.} 28. Qxg6+ Kf8 29. Rc8 $18) (27... Rc7 28. Rxc7) 28. Rxb6 Qxb6 {[#]} 29. b3 $1 Re8 30. Rc6 Qa7 31. f4 Kf8 32. Qd5 {Hoping for f5.} Bh4 (32... Kg7 {was worth a try.} 33. Kh2 h4) 33. Kh2 {Black must now prevent g3.} Rd8 (33... a4 {is a better defense.} 34. Qc4 Bd8 35. bxa4 Qd7) 34. Qc4 Be7 $2 (34... Qb7 35. Rc7 Qd5 36. Qxd5 Rxd5) 35. Bxg6 ({Weaker is} 35. Rc7 Qb6 $18) 35... fxg6 36. Rxg6 {[%csl Gc4][%cal Rg6g8] White mates.} Ke8 37. Qg8+ Kd7 38. Qe6+ {Weighted Error Value: White=0.20/Black=0.53} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.22"]
[Round "1.7"]
[White "Harutyunian, Tigran K."]
[Black "Melkonyan, Arshak"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2549"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,9,11,2,10,0,0,0,0,0,0,0,34,26,25,29,29,16,28,22,20,0,16,0,14,0,6,0,25,12,16,29,26,26,31,24,31,31,24,0,60,50,87,82,72,33,105,111,121,126,163,163,163,163,163,141,163,141,172,143,339,343,389,382,541,529,468,122,685,168,29993,29994]} 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. h3 Bxf3 6. exf3 {A07: Réti Opening: New York and Capablanca Systems.} e6 7. d3 Bd6 8. f4 {The position is equal.} Ne7 9. Nd2 O-O {[#]} 10. Nf3 $146 ({Predecessor:} 10. Re1 a5 11. a4 b5 12. axb5 cxb5 13. d4 Qc7 14. Bf1 b4 15. Nf3 a4 16. Bd3 {1-0 (91) Zvjaginsev,V (2602)-Sharikov,A (2202) Khanty-Mansiysk 2020}) 10... e5 11. fxe5 Nxe5 12. Nxe5 Bxe5 13. c3 Qd7 14. Re1 Bd6 15. a4 Rfe8 16. a5 a6 17. Bd2 Ng6 18. Qb3 Kf8 19. Be3 Kg8 20. c4 dxc4 21. dxc4 Rad8 22. Rad1 {Threatens to win with c5.} Qc8 $1 23. h4 $36 {[%mdl 2048] White is more active.} Bc7 24. Rxd8 (24. Qc3 {seems wilder.} Rxd1 25. Rxd1 Be5 26. Qd2 Bf6 27. b3) 24... Rxd8 (24... Bxd8 $11 25. Qb4 Bf6) 25. Bb6 $14 Bxb6 26. Qxb6 Qb8 27. Qe3 Nf8 (27... Qd6 $14) 28. b4 $16 Qc7 29. Bh3 Ne6 30. Bxe6 fxe6 31. Qxe6+ $18 {[%mdl 4096] Endgame KQR-KQR} Qf7 32. Qg4 h6 33. Qe4 Rd2 34. Qe3 Rc2 {[#]} (34... Rd8 $16 {might work better.} 35. Qe4 Rd2 36. Qe8+ Qxe8 37. Rxe8+ Kf7) 35. Rd1 $1 {[%cal Rd1d8] aiming for Rd8+.} Qf5 36. Rd4 Rb2 (36... h5 $142 37. Rf4 Qg6) 37. g4 Qf6 38. h5 (38. g5 $18 Rb1+ 39. Kg2) 38... Rxb4 $2 {[%mdl 8192]} (38... Re2 $16 39. Qxe2 Qxd4 40. Qe6+ Kh7) 39. Rf4 $2 (39. Re4 {Re8+ is the strong threat.} Qd6 40. Kg2) 39... Qg5 $2 {[#]} (39... Qa1+ $18 40. Kh2 Rb1 41. Qe8+ Kh7) 40. Qe6+ {Weighted Error Value: White=0.44/Black=0.59} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.1"]
[White "Sargsyan, Anna M."]
[Black "Melkonyan, Arshak"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2402"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,112,14,10,2,12,13,10,16,9,0,66,36,27,33,62,57,80,77,96,33,53,-31,-37,-43,-61,-58,-47,-13,-25,-33,-5,-23,21,9,16,0,115,118,122,122,120,130,153,148,154,156,225,219,191,118,118,118,119,124,118,119,122,85,113,113,116,116,116,116,126,108,104,113,123,122,145,145,147,127,135,131,145,129,144,129,129,145,114,51,58,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. a3 Bxc5 6. Qg4 {B12: Caro-Kann: Advance Variation.} Ne7 7. Bd3 Nbc6 8. Nf3 Ng6 9. O-O {[#]} Nce7 $146 (9... Bd7 $11) ({Predecessor:} 9... O-O 10. Qh5 Qc7 11. b4 Be7 12. Bb2 Bd7 13. Re1 Be8 14. Nc3 Qd7 15. Qh3 f6 16. exf6 Bxf6 17. Rxe6 {½-½ (31) So,W (2770)-Carlsen,M (2862) chess24.com INT 2020}) 10. b4 Bb6 11. Nc3 Bc7 12. Re1 Bd7 13. h4 {aiming for h5.} Qb8 {[%cal Rg6e5]} 14. Qh5 (14. Qg3 $16) 14... a6 $14 15. b5 (15. Bd2 $14) 15... Ba5 $1 $15 {[%cal Ra5c3]} 16. Bd2 Qc7 17. b6 Qxb6 18. Rab1 Qc7 19. Rb3 h6 20. Qg4 Rg8 (20... h5 $5 {[%cal Rh5g4]} 21. Qg5 Rh6 $11) 21. h5 Nf8 22. Reb1 $36 {[%mdl 2048] White has the initiative.} b5 (22... Bc6 $11 {remains equal.}) 23. a4 $1 $16 {[%cal Ra4b5]} b4 24. Na2 Bxa4 25. R3b2 Nd7 26. Nxb4 Bb5 ({Don't go for} 26... Nxe5 $2 27. Nxe5 Qxe5 28. Nxa6 $18) 27. Bh7 Nxe5 (27... Qc4 $16 28. Qxc4 Bxc4) 28. Nxe5 $18 Qxe5 {[#]} 29. Bxg8 (29. Nxa6 $1 $18 {[%mdl 512]} Rxa6 (29... f5 30. Qh4) 30. Rxb5 Bxd2 31. Rb8+ Kd7 32. Bxg8 Nxg8 33. Rxg8) 29... Nxg8 $16 {[#]} 30. Nxa6 {[%mdl 512]} Bxd2 31. Rxb5 {Qa4 is the strong threat.} Rxa6 32. Rb8+ Ke7 {And now ...Nf6 would win.} 33. Qd1 Bc3 34. Rxg8 Ra1 35. Rxa1 Bxa1 {[%mdl 4096] Endgame KQR-KQB} 36. Ra8 Bd4 37. Ra4 Bc5 38. Ra5 Bd4 39. Ra3 f5 40. Ra4 Bc5 41. Ra6 Kf7 42. Rc6 Qc3 {Hoping for ...Bxf2+!} 43. Kh1 {Threatens to win with Qe2.} Qc4 44. Qe1 e5 45. Rc7+ ({But not} 45. Qxe5 $6 Qh4+ 46. Qh2 Qxf2 $11) 45... Kf6 46. f4 ({White should try} 46. f3 $16) 46... exf4 $14 47. Rc6+ (47. Qa1+ $1 $14 Qd4 48. Qxd4+ Bxd4 49. Rc6+ Ke7 50. Rc7+ Ke6 51. Rb7) 47... Kg5 $11 {The position is equal.} 48. Rg6+ Kxh5 49. Rxg7 {Intending Qd1+ and mate.} Qxc2 50. Qe8+ Kh4 51. Qd8+ (51. Kh2 {looks sharper.} Qd1 52. Qd8+ Kh5 53. Qe8+ Kh4) 51... Kh5 52. Kh2 {White wants to mate with Qf6.} (52. Qxd5 Qc1+ 53. Qd1+ Qxd1+ 54. Kh2 Qg1+ 55. Kh3 Qh1#) 52... Qd1 (52... Qf2 $5 53. Qe8+ $8 Kh4 54. Qd8+ {[%mdl 64] Double Attack} Kh5 55. Qe8+ Kh4 56. Qd8+ {[%mdl 64] Double Attack} Kh5 $11) 53. Qe8+ (53. Qf6 $2 Qg1+ 54. Kh3 Qh1#) 53... Kh4 {[%csl Gc5][%cal Rd1g1]} 54. Qd8+ Kh5 {( -> ...Qg1+)} 55. Qe8+ (55. Qf6 $2 {leads to mate.} Qg1+ 56. Kh3 Qh1#) 55... Kh4 {[%csl Gc5][%cal Rd1g1]} 56. Qd8+ Kh5 {White really could win this.  Weighted Error Value: White=0.11/Black=0.14} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.2"]
[White "Vardanian, Haik G."]
[Black "Harutyunian, Tigran K."]
[Result "1/2-1/2"]
[ECO "C48"]
[WhiteElo "2389"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,8,19,-6,20,-11,0,0,41,-2,-9,-16,-3,-27,-27,-18,-12,-70,-78,-75,-69,-78,-81,-135,-64,-76,-75,-77,-37,-71,-10,-10,-10,-12,70,53,49,61,122,118,127,129,62,-12,-25,-59,-68,-106,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,530,515,507,463,455,0,0,0,535,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Nd4 5. Bc4 Bc5 6. d3 {C48: Four Knights: 4 Bb5, replies other than 4...Bb4.} c6 7. Bb3 (7. Nxe5 {is more complex.} d5 8. exd5 cxd5 9. Bb3 O-O 10. O-O) 7... Nxb3 8. axb3 O-O 9. O-O d6 10. h3 {[#]} Bb6 $146 ({Predecessor:} 10... h6 11. Na4 Bb4 12. c3 Ba5 13. b4 Bc7 14. c4 d5 15. Qe2 Qe7 16. Bd2 b6 17. Rfc1 d4 18. b3 Be6 19. Nb2 Nd7 20. Rd1 Nb8 21. Rdc1 {0-1 (21) Fakhiridou,E (2225)-Gevorgyan,M (2065) Tbilisi 2011}) 11. Bg5 h6 12. Bh4 g5 13. Bg3 (13. Nxg5 $1 $11 hxg5 14. Bxg5) 13... Nh5 $15 14. Kh2 f5 15. exf5 Bxf5 16. Nd2 (16. b4 $142) 16... Qe8 (16... Bg6 $17 17. Nc4 Bc7) 17. Nc4 Bc7 18. d4 Bg6 19. d5 Nxg3 ({Better is} 19... a5 $17) 20. fxg3 $11 Rxf1 21. Qxf1 Bxc2 (21... Qf7 $11) 22. Ne3 $1 $14 {[%cal Re3c2]} Bg6 (22... Bxb3 23. Qf6 $16) 23. Ng4 {[%mdl 1024] aiming for Nf6+. White has compensation.} Qf8 (23... Kh8 $14) 24. Qc4 $1 $16 c5 25. Rf1 Qg7 26. Ne4 (26. b4 $14) 26... Rf8 $36 {[%mdl 2048] White is under pressure.} 27. Ngf6+ Kh8 {Hoping for ...Bd8.} 28. g4 Bd8 ({Black should try} 28... Qe7 $17 29. Rf3 Ba5) 29. Nh5 Qe7 30. Nhg3 Rf4 31. Nf5 Bxf5 32. gxf5 Qd7 33. Rxf4 gxf4 34. Qe2 Qxf5 {...Be7 is the strong threat.} 35. Nxd6 {[%mdl 64] Double Attack} Qf6 36. Nxb7 Bc7 37. Qg4 {Strongly threatening Qc8+.} f3 $2 {[%mdl 8192]} (37... Qf8 $11 {and Black is okay.}) 38. Qc8+ $18 Bd8 {[#] White must now prevent ...f2.} 39. Kg1 ({Weaker is} 39. Nxd8 Qf4+ 40. Kg1 Qe3+ 41. Kh2 Qf4+ 42. Kg1 Qe3+ 43. Kh2 Qf4+ $11) ({Inferior is} 39. Qxd8+ Qxd8 40. Nxd8 f2 $11) 39... Qg7 {[%csl Gf3][%cal Rg7g2]} ({But not} 39... f2+ 40. Kf1) 40. Qxd8+ $2 (40. g4 $18 e4 41. Qxd8+ Kh7 42. Nd6) 40... Kh7 $11 {[%csl Gf3][%cal Rg7g2]} 41. g4 {Threatens to win with d6.} e4 $2 {[%mdl 8192] [#]} (41... Qxb7 $11 {and Black stays safe.} 42. h4 Qf7) 42. Qc8 $2 (42. Nd6 $1 $18) 42... Qd4+ {The position is equal.} 43. Kh1 Qf2 {[%csl Gf3][%cal Rf2g2]} 44. Qd7+ Kg8 {[%csl Gf3][%cal Rf2g2]} 45. Qe8+ Kg7 {[%csl Gf3][%cal Rf2g2]} 46. Qd7+ Kg8 {[%csl Gf3][%cal Rf2g2]} 47. Qe8+ Kg7 {[%csl Gf3][%cal Rf2g2]} 48. Qd7+ {Weighted Error Value: White=0.31/Black=0.46} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.3"]
[White "Ohanyan, Emin"]
[Black "Shahinyan, David"]
[Result "1-0"]
[ECO "C46"]
[WhiteElo "2255"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,101,34,11,13,-8,20,23,19,16,41,0,6,-2,-6,-8,9,-9,-11,-26,0,0,0,0,0,0,0,0,0,0,37,40,64,55,58,9,13,19,53,0,0,-16,-17,-18,-26,-39,-15,-26,-15,-14,-8,-39,-39,-47,-29,-35,35,40,43,37,54,48,172,164,161,177,264,270,319,252,339,353,461,454,649,470,477,475,449,448,629,597,1338,1323,1278,1237,1102,1099,1246,1097]} 1. e4 e5 2. Nc3 Nc6 3. Nf3 d6 4. Bc4 Be7 5. d4 exd4 6. Nxd4 Nf6 7. O-O O-O 8. Kh1 Bd7 {C50: Hungarian Defence and Giuoco Pianissimo.} 9. f3 {[#]} a6 $146 (9... Ne5 $5 {[%cal Re5c4]} 10. Be2 c5 $11) ({Predecessor:} 9... Ne5 10. Be2 a6 11. f4 Nc6 12. Bf3 Nxd4 13. Qxd4 c5 14. Qd1 Bc6 15. Be3 Qc7 16. Nd5 Nxd5 17. exd5 Bb5 18. Rg1 Rfe8 19. Qd2 Bf6 {½-½ (37) Denissov,E (1866)-Durmisi,V (1287) Friedrichshafen 2005}) 10. a3 Re8 {White has an edge.} 11. Ba2 Ne5 12. Nde2 c6 13. Bf4 Qc7 14. Qd2 b5 15. Rad1 Rad8 16. Nc1 Qb7 17. Nd3 Nc4 18. Qf2 Be6 19. Bc1 d5 20. e5 Nd7 21. f4 {Hoping for f5.} f5 22. Ne2 c5 23. c3 Qc8 24. Ne1 a5 {[%cal Ba6a5,Ba5a4,Ba4b3][%mdl 32]} 25. Bb1 Nf8 26. Nc2 (26. b3 $14) 26... a4 $11 27. Rd3 Nd7 28. Rfd1 Ndb6 29. Ba2 Na5 (29... Kh8 {looks sharper.} 30. Qg3 Bf7 31. Ne1 Qe6 32. Kg1 h6) 30. Ne3 {[%cal Re3d5]} Nb3 31. Bxb3 axb3 32. Qf3 Rd7 33. h3 Red8 34. Kh2 d4 (34... g6 $15) 35. cxd4 $14 cxd4 36. Rxd4 Rxd4 37. Rxd4 Bc5 {Black cannot hold the game after this.} (37... Rd7 $1 $14) 38. Rxd8+ $18 Qxd8 39. Qc6 Qe7 (39... Qc8 {was worth a try.} 40. Qxb5 Nd7) 40. Qxb5 g6 41. Nc3 Kg7 {[#]} 42. a4 $1 {[%cal Ba3a4,Ba4a5][%mdl 32]} g5 43. a5 {White is clearly winning.} Bd7 {[#]} (43... Na8 $142 44. Ncd5 Nc7) 44. e6 $1 {[%mdl 512]} Bxb5 45. Nxf5+ {[%mdl 64] Double Attack} Kf6 46. Nxe7 Kxe7 (46... Bc4 $142 47. Nc6 Kxe6 48. axb6 Bxb6 49. fxg5 Bc7+ 50. g3 Bb6) 47. Nxb5 Nc4 48. f5 Kf6 49. a6 Kxf5 50. a7 Nb6 {[#]} 51. Be3 $1 {[%mdl 576] Promotion.  Weighted Error Value: White=0.13/Black=0.33} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.4"]
[White "Gharibyan, Mamikon"]
[Black "Yeremyan, Alen"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2432"]
[BlackElo "2274"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,67,7,10,16,28,23,22,27,29,0,0,0,0,0,54,20,62,31,31,8,63,59,46,46,60,41,52,50,50,43,58,59,71,38,80,12,60,16,175,176,172,179,371,377,391,363,694,691,667,676,675,664,650,617,1292,764,1451,1447]} 1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. b3 Bg7 5. Bb2 O-O 6. Bg2 d5 7. cxd5 {A05: Réti Opening: 1 Nf3 Nf6.} Qxd5 8. Nc3 Qd6 9. Rc1 {The position is equal.} Bd7 {[#]} 10. Na4 $146 ({Predecessor:} 10. O-O Bc6 11. Ba3 e5 12. e3 Bh6 13. Qe2 Nbd7 14. Rfd1 Rfe8 15. h3 b6 16. d3 {½-½ (48) Gordievsky,D (2555)-Shuvalova,P (2393) St Petersburg 2016}) 10... Bxa4 11. bxa4 Nc6 12. O-O Rfd8 (12... Nd7 $11 13. Ba3 Rac8) 13. Qb3 h6 14. Rfd1 (14. Qxb7 $2 Rab8 $19) 14... e5 15. d3 (15. Qxb7 $2 Rdb8 $19) 15... Rac8 (15... Rab8 $11) 16. Nd2 $14 (16. Qxb7 $2 Rb8 $19) 16... Qe7 17. Nc4 Ne8 18. a5 Rc7 19. Qa4 Nd4 20. Kf1 Qe6 21. e3 Nc6 22. Qb3 Rcd7 23. a3 (23. Ba3 $16) 23... Kh7 24. Qb5 Rxd3 $2 {Loses the game.} (24... a6 $11 {and Black stays safe.} 25. Qb6 (25. Qxc5 $2 Rd5 $19) 25... Nd6 26. Nxd6 (26. Qxc5 Nxc4 27. Qxc4 Qxc4 $11) (26. Bxc6 bxc6 27. Qxc6 Qf5 $14) 26... Rxd6 27. Bxc6 (27. Qxb7 $2 Rb8 $19) (27. Qxc5 Rxd3 28. Rxd3 Rxd3 $11) 27... bxc6) 25. Rxd3 $18 Rxd3 {[#]} 26. a6 $1 {[%cal Ba5a6,Ba6b7][%mdl 32]} ({Inferior is} 26. Qxb7 e4 $11) 26... Nd6 {[#]} (26... Qd7 27. Ke1 Nd8 28. Qxd7 (28. Qxc5 b6 $11) 28... Rxd7) 27. Nxd6 $1 Qxd6 28. Ke1 c4 $2 (28... f5 29. axb7 Nb8) 29. axb7 {White is clearly winning.} Nb8 {intending ...Rb3.} 30. Qxc4 f5 31. Bf1 Rd5 32. Be2 Nd7 33. Qc6 Bf8 {[#]} 34. Qxd7+ $3 {[%mdl 576] Remove Defender, Promotion.  Weighted Error Value: White=0.17/Black=0.44} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.5"]
[White "Hayrapetyan, Hovik"]
[Black "Barseghyan, Armen Ar."]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2488"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,118,0,0,0,0,0,0,-6,-4,-73,-29,-22,-17,-17,-18,-24,-32,-31,-22,-27,-22,-89,-27,-95,-107,-118,-125,-150,-164,-157,-145,-229,-210,-200,-145,-192,-200,-235,-216,-252,-234,-229,-137,-530,-519,-532,-540,-515,-519,-468,-381,-598,-598,-579,-585,-889,-889,-829,-680,-897,-838,-771,-760,-744,-737,-950,-881,-993,-975,-985,-935,-1198,-1178,-1157,-1056,-1794,-1787,-1502,-1762,-1753,-1741,-1653,-1653,-1327,-1378,-1635,-1491,-29970,-29971,-6111,-29973,-29976,-29974,-29973,-29974,-29975,-29976,-29978,-29979,-29977,-29977]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 a6 5. b3 c5 6. dxc5 Bxc5 7. cxd5 exd5 8. e3 O-O 9. Be2 Nc6 10. O-O Re8 11. Bb2 {D32: Tarrasch Defence: Sidelines and lines without g3.} Ba7 12. Rc1 Qd6 13. Re1 {The position is equal.} Bf5 {[#]} 14. Bf1 $146 (14. Na4 $11) ({Predecessor:} 14. Qd2 Rad8 15. Nd4 Bc8 16. Bf3 Ne5 17. Be2 Bb8 18. g3 Ne4 19. Nxe4 dxe4 20. Qc2 Qg6 21. Red1 Bg4 22. f3 exf3 23. Qxg6 hxg6 24. Bf1 f2+ 25. Kxf2 Bxd1 26. Rxd1 Ng4+ 27. Kf3 Nxh2+ {0-1 (27) Segundo da Costa,P-Asfora,M Cabo Frio 1984}) 14... Rad8 (14... d4 $5 {[%cal Rf6g4]} 15. Ne2 dxe3 16. Qxd6 exf2+ 17. Kh1 fxe1=R 18. Nxe1 (18. Rxe1 Ne4 $17) 18... Ne4 $17) 15. Ne2 {[#]} Rxe3 $1 16. Bxf6 (16. fxe3 $2 Bxe3+ 17. Kh1 Ne4 $19) 16... Rd3 17. Bxd8 ({But not} 17. Rxc6 bxc6 18. Qa1 Rxf3 $1 $17 {[%mdl 512]}) 17... Rxd1 18. Rcxd1 {Threatens to win with Ned4.} Qxd8 19. Nf4 d4 20. Ne5 {[#]} (20. h3 $11) 20... g6 (20... Nxe5 $1 $17 21. Rxe5 g6) 21. Nfd3 (21. Nxc6 $11 {keeps the balance.} bxc6 22. Bxa6) 21... Ne7 $17 22. Nf4 Bb8 23. g3 Bxe5 24. Rxe5 {next Rde1 is good for White.} Nc6 25. Rd5 {[#]} (25. Rc5 $17 {was necessary.}) 25... Qe7 $1 $19 26. Bg2 Qb4 27. h4 Qc3 28. Rd6 {intending Bxc6.} Bg4 29. Rf1 {Nd5 is the strong threat.} Kg7 30. Be4 Ne5 31. f3 $2 {[%mdl 8192] This costs White the game.} (31. Rd5 $17 Nf3+ 32. Bxf3 Bxf3 33. Rd7) 31... Nxf3+ 32. Bxf3 Bxf3 33. Rd7 Qe3+ 34. Kh2 h6 35. b4 (35. Nh3 {keeps fighting.}) 35... g5 36. hxg5 hxg5 37. Nh3 {Strongly threatening Rxf7+!} g4 38. Nf4 Qe5 39. a4 Qe4 40. Nh5+ Kh6 41. Nf4 Qe3 42. b5 a5 43. Rd6+ Kg7 44. Rd8 Qc3 45. Nh5+ Kh7 46. Nf4 Qc7 47. Rxd4 Qc2+ 48. Kg1 Qc5 49. Ne2 Bxe2 50. Rxf7+ Kg6 51. Rfd7 Bf3 {( -> ...Qe5)} 52. Kf2 Kf5 53. Ke3 Ke5 54. Kd3 {[#]} Be2+ $1 {[%mdl 512]} 55. Ke3 {Black mates.} (55. Kxe2 Qxd4) 55... Qc3+ 56. Kxe2 Qxd4 57. Rxd4 Kxd4 58. Kd2 b6 59. Ke2 Ke4 {Weighted Error Value: White=0.81/Black=0.07} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.6"]
[White "Danielyan, Vahe"]
[Black "Babujian, Levon"]
[Result "1/2-1/2"]
[ECO "B43"]
[WhiteElo "2357"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "164"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,164,0,0,23,0,10,8,33,26,40,24,18,15,16,19,29,22,29,28,31,31,68,56,49,0,0,0,0,0,0,-2,0,0,-5,-5,-8,-4,0,0,0,0,0,0,5,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,-24,-9,-4,-17,-55,-24,-31,-33,-79,-21,-99,-95,-92,-91,-98,-89,-143,-102,-119,-55,-76,-110,-105,-59,-49,-35,-79,-16,-133,0,-101,-88,-174,-168,-154,-32,-67,-20,-37,0,-16,0,0,0,0,0,0,0,0,-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]} 1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. d4 cxd4 5. Nxd4 d6 6. g3 Nf6 7. Bg2 Be7 8. O-O O-O 9. b3 Qc7 10. Bb2 Bd7 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 11. Rc1 Nc6 12. Nce2 Rac8 {The position is equal.} 13. c4 Rfd8 14. h3 Qb8 15. a4 Nxd4 16. Nxd4 {[#]} b5 $146 ({Predecessor:} 16... Be8 17. Qe2 Bf8 18. f4 Nd7 19. Kh1 Nc5 20. Qe3 a5 21. Ba1 b6 22. Rb1 {½-½ (22) Rayner,F (2073)-Sands,D (2088) Cardiff 2018}) 17. cxb5 axb5 18. a5 b4 19. Qd2 Bf8 20. Rxc8 (20. Nc2 {with more complications.} Qa8 21. Bxf6 gxf6 22. Ra1 Rc3 23. Nxb4 Rdc8 24. a6) 20... Rxc8 21. Rc1 Rxc1+ 22. Qxc1 e5 $1 {[%cal Re5d4]} 23. Nc2 Qb5 24. Qa1 Bc6 25. a6 Nxe4 26. Qe1 d5 {aiming for ...f6.} 27. Bxe5 Qxa6 28. Nxb4 Qa5 29. Qc1 Bb7 30. Nd3 Ba6 31. Qc2 Qb6 32. Kh2 f6 33. Bc7 Qd4 34. Nf4 Bb7 35. Ba5 Bc5 ({Don't blunder} 35... Nxf2 $2 36. Qc7 $18) 36. Nd3 Bd6 37. Bc7 {Threatening Bxd6.} Bf8 38. Ba5 h5 39. Nf4 {Qc7 is the strong threat.} h4 {And now ...Bc5 would win.} ({But not} 39... Nxf2 $6 40. Ne6 $16) 40. Ne6 {[%cal Re6d4]} Qe5 $36 {[%cal Rh4g3][%mdl 2048] Black has good play.} 41. Qc7 Nxf2 {( -> ...hxg3+)} (41... Qxe6 {with more complications.} 42. Qxb7 Bc5 43. Be1 Qe5 44. Qc8+ Kh7) 42. Qxe5 fxe5 43. gxh4 Bd6 (43... Be7 $17) 44. b4 (44. Bc7 $1 $11 Bxc7 45. Nxc7) 44... Nd3 45. b5 e4+ 46. Kg1 Bc8 47. Nd8 ({Better is} 47. Ng5) 47... Be7 48. h5 Kh7 (48... Nf4 $17 49. Bb6 Nxh5) 49. Bb6 Kh6 50. Nc6 Bg5 (50... Bf6 {feels hotter.} 51. Bf1 Kxh5 52. Kg2 Kh4 53. Bxd3 exd3 54. Kf2 Kxh3 55. Ke3 g5) 51. Bd4 Kxh5 52. b6 Bf6 (52... Nc1 $17 53. Kf2 Nd3+ 54. Kg1 Bf6 55. Bxf6 gxf6) 53. Be3 (53. Bf1 $1 $11 {keeps the balance.}) 53... Bg5 54. Bd4 Nc1 {White must now prevent ...Ne2+.} 55. Bf1 (55. Bf2 $17) 55... e3 $19 {Hoping for ...e2.} 56. Bg2 {[#]} e2 ({Black should try} 56... Ne2+ $1 $17 57. Kf1 Nxd4 58. Nxd4 Ba6+ 59. Ne2 Bd8) 57. Bf3+ Kg6 58. Bf2 {[#]} Be3 $1 59. Kg2 {Threatens to win with Ne7+.} Bxh3+ {[%mdl 64] Deflection} 60. Kxh3 Bxf2 61. Bxe2 $1 Bxb6 $11 {[%mdl 4096] Endgame KBN-KBN} 62. Ne7+ $1 Kg5 63. Nxd5 Nxe2 $2 {[%mdl 8192] Black continues to play with concentration.} (63... Ba5 $11 64. Bc4 Kf5) 64. Nxb6 {KN-KN. Mate.} Kf5 65. Kg2 Ke4 66. Nc4 Kf4 67. Nb2 Kg4 68. Nc4 Nf4+ 69. Kf2 Nd3+ 70. Ke3 Nc5 71. Ne5+ Kf5 72. Nf3 Ne6 73. Kf2 Kf4 74. Kg2 Nc5 75. Nd4 g6 76. Ne2+ Ke3 77. Ng3 Nd3 78. Nf1+ Kf4 79. Nd2 Ne5 80. Nb3 Ke4 81. Kg3 Nc4 82. Kg4 Ke5 {[%mdl 32768] Weighted Error Value: White=0.17/Black=0.20. An unexpected result.} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.23"]
[Round "2.7"]
[White "Mikaelyan, Arman"]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2485"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "189"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,189,28,22,25,32,28,46,39,47,0,0,0,0,0,0,0,-4,-6,0,-4,-4,-2,-12,-7,22,17,23,21,24,2,0,0,0,0,12,0,8,0,41,0,0,0,0,0,2,0,0,0,0,0,0,0,0,-67,0,-7,-11,-10,0,-31,-31,-95,-8,-179,-108,-102,-113,-98,-43,-43,-43,-43,-43,-43,-43,-43,-43,-43,-43,-45,-45,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-46,-43,-46,-26,-26,-8,-39,-39,-39,-39,-39,-39,-39,-39,-39,-39,-39,0,-39,-39,-39,-39,-41,0,-39,-39,-39,-39,-39,-19,-44,-39,-44,-44,-44,-14,-14,-14,-14,-14,-21,-8,-39,-24,-39,0,-39,-39,-39,-39,-39,-8,-39,-39,-39,-39,-39,-39,-39,-8,-44,-8,-39,-39,-39,0,-8,0,-39,-8,-8,0,-39,-39,-39,-39,-39,-8,-8,-8,-8,-8,-8,0,0]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bf4 O-O 6. a3 a6 7. e3 dxc4 8. Bxc4 {D37: Queen's Gambit Declined: 5 Bf4.} b5 9. Bd3 Nbd7 10. b4 {[#] White is slightly better.} a5 $146 ({Predecessor:} 10... Bb7 11. e4 Nb6 12. Qe2 Ne8 13. O-O Nd6 14. Nd2 Bg5 15. Bxg5 Qxg5 16. Nb3 e5 {½-½ (30) Popov,M (2378)-Siddharth,S (2087) Voronezh 2017}) 11. Nxb5 Nd5 12. Qc2 axb4 13. O-O $1 (13. Nxc7 b3 $1 $19) (13. Bxh7+ Kh8 $17) 13... Bb7 14. Bg3 ({Of course not} 14. Bxc7 Nxc7 15. Qxc7 (15. Nxc7 $2 Rc8 $19) (15. Bxh7+ Kh8 $17) 15... Qxc7 $17) (14. Nxc7 $2 Rc8 $19) 14... bxa3 {White should prevent ...Nb4.} 15. Qb3 ({Reject} 15. Bxc7 Nxc7 16. Qxc7 Qxc7 $17) ({Don't play} 15. Bxh7+ Kh8 $15) (15. Nxc7 Rc8 $17) 15... c5 16. Nxa3 Nb4 17. Be2 Bd5 18. Qb2 Nb6 19. Nb5 {And now Bc7 would win.} c4 20. Nc3 Qd7 21. Nd2 Rfc8 22. Rxa8 Rxa8 23. Ra1 Qb7 24. e4 Bc6 25. Rb1 Qd7 26. Nf3 Na4 27. Nxa4 Rxa4 28. Ne5 Qe8 {Strongly threatening ...Ra2.} 29. Nxc6 Qxc6 30. d5 $1 {[%cal Rd5c6]} exd5 31. exd5 Qxd5 32. Qc1 Nd3 33. Qe3 {[#]} (33. Rb8+ $11 Bf8 34. Qe3 Ra1+ 35. Bf1) 33... Bf8 (33... Rb4 $1 $15 34. Ra1 (34. Rd1 Bc5) 34... Kf8) 34. h4 Rb4 $36 {[%mdl 2048] Black has some pressure.} 35. Ra1 Qd8 36. Qe4 Nc5 37. Qc2 (37. Qe5 $15) 37... Nb3 (37... Qf6 $1 $17 {[%cal Rf6a1]} 38. Ra3 Ne6) 38. Qd1 {[#]} (38. Rd1 $11 {and White has nothing to worry.} Nd4 39. Bxc4) 38... Nd4 (38... Qxd1+ $1 $19 39. Rxd1 c3) 39. Bf1 $17 c3 {Hoping for ...c2.} 40. Rc1 {[#]} Qc8 ({Better is} 40... Qf6 $1 $17 {...c2 is the strong threat.} 41. Bd3 Qc6) 41. Be5 {[#]} c2 $1 42. Qd3 Qg4 {White must now prevent ...Rb1.} 43. Bxd4 Rxd4 44. Qxc2 Qxh4 45. Rd1 g6 {Threatens to win with ...Bd6.} (45... Rxd1 {is interesting.} 46. Qxd1 Bc5 47. Qe1 Qd8 48. Qe5 Bd4) 46. Rxd4 Qxd4 47. Qd3 Qe5 48. g3 Bc5 49. Kg2 Qb2 50. Qe2 Qd4 51. Qf3 h5 52. Bb5 Kg7 53. Bc6 Be7 54. Bd5 Bf6 55. Qb3 h4 56. Qf3 hxg3 57. fxg3 Qa7 58. Qb3 Qe7 59. Qf3 Be5 60. Qb3 Bd4 61. Qf3 Be5 62. Qb3 Qc7 63. Qf3 Qd7 64. Qb3 Qc7 65. Qf3 Qa7 66. Qe4 Qa1 67. Qf3 f6 68. Be4 Qb2+ 69. Kh3 Qc1 70. Bd3 Qe1 71. Kg2 Qd2+ 72. Qe2 Qg5 73. Qf3 f5 74. Kf2 Bd4+ 75. Kg2 Be5 76. Kf2 Qd2+ 77. Kf1 Qc1+ 78. Kg2 Qc3 79. Qb7+ Kh6 80. Qf3 Bd6 81. Qe3+ Kg7 82. Qf3 Kf6 83. Qe2 Be5 84. Qc2 Qe1 85. Qf2 Qc3 (85... Qb4 {is more complex.} 86. Qf3 Qd4 87. g4 f4 88. Kf1 g5) 86. Qb6+ Kg7 (86... Kf7 {keeps more tension.} 87. Qb5 Qd2+ 88. Kh3 Kf6 89. Qd5 Qb4) 87. Qa7+ (87. Qb7+ {seems wilder.}) 87... Kh6 88. Qe3+ Kg7 89. Qa7+ Bc7 90. Qe3 Qc6+ 91. Qf3 Qc5 92. g4 {The position is equal.} f4 93. Qe4 Qg5 94. Qe6 Bd8 95. Kf3 {Weighted Error Value: White=0.12/Black=0.10} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.1"]
[White "Davtyan, Artur"]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2466"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,15,46,20,27,33,38,34,33,27,45,39,49,44,62,59,46,38,43,45,53,50,64,29,45,12,83,68,127,56,129,127,131,100,181,169,185,164,213,217,227,206,234,234,222,238,226,211,215,214,235,233,233,248,228,228,256,258,247,258,260,256,258,245,272,293,322,334,316,316,664,657,647,435]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 Bf5 {6...h6 is a critical line.} 7. Qf3 Be6 8. Bd3 {D35: Queen's Gambit Declined: Exchange Variation.} Nbd7 9. h3 {[#]} a5 $146 ({Predecessor:} 9... Qb6 10. Rb1 h6 11. Bf4 c5 12. Nge2 Be7 13. O-O c4 14. Bc2 g5 15. Bh2 h5 {1-0 (55) Korobov,A (2688)-Kuzubov,Y (2643) chess.com INT 2020}) 10. Nge2 {White is slightly better.} h6 11. Bf4 g5 12. Bh2 h5 13. Qg3 g4 14. h4 Be7 15. Qc7 Qxc7 16. Bxc7 Rc8 17. Bg3 (17. Bxa5 $2 b6 $17) 17... b5 18. f3 Nb6 19. Kf2 Kd7 (19... b4 $11 {remains equal.}) 20. Rac1 $16 {White leaves nothing to chance now.} Bd6 (20... a4 $14) 21. Rc2 (21. Bxd6 $16 Kxd6 22. Nf4) 21... Ne8 (21... gxf3 $14 22. gxf3 Nc4) 22. Bxd6 Nxd6 23. Ng3 f6 (23... Na4 $16 {might work better.}) 24. Nce2 $18 Bf7 25. Nf4 Rh6 26. Rhc1 Rc7 27. Nf5 Rh8 28. Nxd6 Kxd6 {[#]} 29. Bxb5 $1 {[%cal Rc2c6][%mdl 512]} Rhc8 30. Bd3 gxf3 31. gxf3 Rb8 32. b3 a4 33. Rg1 axb3 34. axb3 Nc8 35. Rc3 Ne7 36. Rg7 Be8 37. Rh7 Rcb7 38. Bc2 Ra7 39. e4 Ra2 40. Rh6 Ng8 41. e5+ Kd7 $2 {[#]} (41... Kc7) 42. Rh7+ Kc8 43. Kg3 {Weighted Error Value: White=0.07/Black=0.28} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.2"]
[White "Babujian, Levon"]
[Black "Mikaelyan, Arman"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2440"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,109,0,-3,0,-12,17,0,31,22,27,27,55,62,82,57,120,122,208,182,166,122,262,257,258,231,246,235,226,243,237,104,112,0,0,0,4,-42,-44,-32,-33,-35,0,0,0,0,0,0,0,0,0,0,0,0,0,0,247,231,221,85,83,103,87,94,236,243,241,172,169,0,222,231,492,504,490,472,708,683,778,539,1707,600,634,518,638,581,660,662,1106,1095,12839,12839,12840,12840,29989,29990]} 1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bb5 Bd7 6. O-O Bg7 7. d3 a6 8. Bxc6 Bxc6 9. Qe1 Nf6 {B23: Closed Sicilian: Lines without g3.} 10. Qh4 d5 {[%cal Rd5e4]} 11. f5 {[#]} d4 $146 {The position is equal.} ({Predecessor:} 11... dxe4 12. dxe4 gxf5 13. exf5 Bxf3 14. Rxf3 Qd4+ 15. Qxd4 cxd4 16. Ne2 Nd5 17. Bg5 Rc8 {½-½ (42) Kyrychenko,M (2209)-Praczukowski,S (2091) Lvov 2017}) 12. Ne2 gxf5 13. exf5 Qd5 14. Ng3 O-O-O 15. Bf4 Rhe8 (15... Rdg8 $14) 16. Rfe1 $16 Qd7 (16... b6 $16) 17. Ne5 $1 $18 {[%csl LRd7,LRf7]} Qd5 {[%csl Gc6][%cal Rd5g2]} 18. Qh3 {Nc4 is the strong threat.} Nd7 (18... b6 $16) 19. Nc4 {Strongly threatening f6!} Bf6 20. Ne4 Rg8 21. Re2 ({Wrong is} 21. Qxh7 $2 Rg4 $19) 21... Rdf8 22. Nxf6 (22. Qxh7 $2 Rh8 $17) 22... exf6 {[#]} 23. Nd6+ (23. Bg3 $1 $18) 23... Kb8 $16 24. Ne8+ (24. Ne4+ $16 Ka7 25. b3 (25. Qxh7 $2 Rh8 $19)) 24... Ka7 $11 25. Nd6 h5 26. Rae1 Rg4 27. Bg3 Rfg8 {aiming for ...Rxg3!} 28. Re8 {And now Nc8+ would win.} Rxe8 29. Rxe8 Nb6 30. Re2 Qxa2 31. Qxh5 Rg5 32. Qxf7 Qb1+ 33. Kf2 $1 {Hoping for b4.} Qh1 34. Qxf6 Qxg2+ 35. Ke1 Qh1+ (35... Qg1+ $11 36. Kd2 Rxg3 37. hxg3 Qxg3) 36. Kd2 $18 Rg8 37. Qe6 (37. Re1 $18 {has better winning chances.} Qf3 38. Kc1) 37... Bd5 $16 {[#]} 38. Re1 $36 {[%mdl 2048] White is in control.} Qg2+ 39. Qe2 {Threatens to win with Qxg2.} Qh3 (39... Rxg3 $16 40. hxg3 Qxg3) 40. Qe5 Qh6+ 41. Bf4 Qh4 42. Bg3 $2 ({White should play} 42. Kd1 $18) 42... Qg5+ $2 (42... Qh6+ $1 $11 {and Black has nothing to worry.} 43. Qf4 Qxf4+ 44. Bxf4 Nd7) 43. Qf4 $18 Qd8 (43... Qxf4+ {was worth a try.} 44. Bxf4 Nd7) 44. f6 Rf8 45. f7 Bc6 (45... Bxf7 $142 46. Nxf7 Qd7) 46. Qh4 Qd7 47. Qe7 Qg4 48. Kc1 (48. Qxf8 $142 Qg5+ 49. Kd1 (49. Ke2 {is a self mate.} Qe3+ 50. Kf1 Qf3+ 51. Bf2 Qg2+ {[%mdl 64] Double Attack} 52. Ke2 Bf3+ 53. Kd2 Qxf2+ 54. Re2 Qxe2+ 55. Kc1 Qe1#) 49... Bf3+ {[#]} 50. Re2 $1 {[%mdl 512]} Bxe2+ 51. Kxe2 Qe3+ 52. Kf1 Qf3+ 53. Ke1 Qe3+ 54. Kf1 Qf3+ 55. Ke1 Qe3+ 56. Kf1) 48... Nd7 49. Qh4 Qf3 50. Qf4 Qd5 51. b3 a5 52. Re8 Ka6 53. Rxf8 Nxf8 54. Qh6 c4 55. Qxf8 {Weighted Error Value: White=0.44/Black=0.63} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.3"]
[White "Barseghyan, Armen Ar."]
[Black "Danielyan, Vahe"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2362"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,111,87,72,98,88,82,97,98,86,81,92,172,168,197,193,183,157,243,221,282,241,233,247,197,0,223,235,221,215,214,113,106,99,169,129,122,80,75,10,36,21,12,0,0,0,0,0,0,7,21,30,29,23,55,90,228,155,523,189,208,184,184,39,39,29,56,40,47,47,224,86,106,58,245,206,175,154,135,111,460,463,439,443,895,906,1196,1176,778,-8,-8,-26,-12,-12]} 1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 e6 5. O-O Be7 6. c4 c5 7. Nc3 O-O 8. d5 exd5 9. cxd5 d6 10. e4 Nbd7 11. h3 Re8 {E14: Queen's Indian: Classical Variation (4 e3).} 12. Bf4 a6 13. a4 Nf8 {White is better.} 14. Bh2 Ng6 15. Nd2 {[#]} Bf8 $146 (15... Nd7 $16) ({Predecessor:} 15... Nd7 16. f4 Bf6 17. Kh1 Bd4 18. Nc4 Nf6 19. Qb3 Bxc3 20. bxc3 Nxe4 21. f5 Bxd5 22. fxg6 hxg6 {1-0 (48) Zhukova,N (2480)-Gunina,V (2516) Reykjavik 2015}) 16. f4 $18 Rc8 17. Qf3 c4 18. Bxc4 Qc7 (18... Nd7 $16 {keeps fighting.} 19. Qe2 Be7) 19. Kh1 Qc5 20. Qd3 Qb4 21. Bg1 (21. Bxa6 $2 Bxa6 22. Qxa6 Qxb2 $19) 21... Nh5 22. Bh2 (22. Bxa6 $2 Bxa6 23. Qxa6 Qxb2 $19) 22... Nf6 $1 23. b3 ({Don't blunder} 23. Bxa6 $2 Bxa6 24. Qxa6 Qxb2 $19) 23... Nd7 24. Na2 Qa5 25. Qc3 (25. Rfb1 $18 Nf6 26. b4 Qxa4 27. Nc3) 25... Qxc3 $16 26. Nxc3 f5 (26... Be7 $16 {was called for.}) 27. exf5 Ne7 28. g4 Nf6 29. Nf3 (29. Rae1 $16) 29... Nfxd5 {Threatening ...Rxc4.} 30. Nxd5 Nxd5 31. Bg1 {next Kh2 is good for White.} Kh8 32. Bxd5 Bxd5 33. Kh2 ({Don't go for} 33. Bxb6 $2 Re2 $19) 33... Rc2+ 34. Kg3 Ree2 {Hoping for ...Rg2+.} 35. Bd4 Bxb3 36. Rab1 Bd5 37. Rxb6 Rg2+ 38. Kh4 {And now f6 would win.} Rc4 $2 (38... Rc8 $16 {is a better chance.}) 39. f6 $2 (39. Rb8 Kg8 40. Re1 $1) 39... gxf6 $18 40. Bxf6+ Kg8 {[#]} 41. Ng5 ({White should try} 41. f5 $1 $18) 41... h6 $14 {[#]} 42. Rb8 $1 {Nh7! is the strong threat.} Rc7 {[#]} ({Reject} 42... hxg5+ $6 43. fxg5 Re2 44. g6 $16) 43. Rd1 $1 hxg5+ 44. Kxg5 Bc6 {[#]} (44... Be4 $14) 45. Rxd6 (45. Rc1 $1 $18 {is the precise move to win.}) 45... Kf7 $16 46. Rdd8 $36 {[%mdl 2048] White has the initiative.} Bh6+ 47. Kxh6 $18 Kxf6 48. Rb6 {Black must now prevent Rd6+.} Ke7 49. Rd3 {[%mdl 1024] White has strong compensation.} Bb7 $2 {[%mdl 8192]} (49... Bxa4 $16 {is more resistant.} 50. Rxa6 Bb5 51. Re3+ Kd7) 50. f5 Bc8 51. Kg6 {Threatens to win with f6+.} Re2 (51... Bxf5+ $142 52. Kxf5 Rf2+ 53. Kg6 a5) 52. f6+ Ke8 53. Rbd6 {[%csl Gd3][%cal Rd6d8]} Kf8 54. f7 $2 ({White should play} 54. Rd8+ $18 Re8 55. g5) 54... Rxf7 $11 55. Rc3 Bd7 56. Rxa6 {Weighted Error Value: White=0.50/Black=0.44} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.4"]
[White "Yeremyan, Alen"]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2274"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,14,27,7,0,-20,-36,-24,-22,-30,-37,-35,4,-41,0,-27,-12,-1,0,0,0,0,0,0,16,-14,-15,-17,-14,-14,-14,-14,-14,-14,-14,-14,-15,-18,0,-29,-12,-26,0,-79,-43,-53,-36,-51,50,24,100,-62,0,0,0,0,0,0,0,0,47,41,101,103,100,0,4,0,11,0,-12,-8,0,0,0,0,0,-713,-691,-29939,-9310,-12849,-12831,-29958,-29959,-6170,-6095,-29987,-29985]} 1. Nf3 d5 2. g3 Nc6 3. d4 Bg4 4. Bg2 Qd7 5. h3 Bf5 6. Bf4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} f6 7. Nc3 g5 8. Be3 {Black is slightly better.} O-O-O {[#]} 9. h4 $146 ({Predecessor:} 9. a3 e5 10. b4 e4 11. Nd2 h5 12. Nb3 Nh6 13. Nc5 Bxc5 14. bxc5 Na5 15. Bd2 {1-0 (42) Dijon,F (2060)-Py,W (2099) France 1998}) 9... g4 10. Nd2 e5 11. Nb3 (11. Bxd5 $2 exd4 12. Bxd4 Nxd4 $19) 11... Nb4 12. Rc1 c5 13. a3 (13. Nxc5 Bxc5 14. a3 (14. dxc5 d4 $17 {[%mdl 64] Double Attack}) 14... Na6 $17) (13. dxc5 $2 d4 $19) 13... Nc6 14. Nxd5 ({But not} 14. Nxc5 Bxc5 15. dxc5 d4 $15) 14... cxd4 {Threatens to win with ...Be6.} 15. Bd2 Be6 16. Nb4 Nxb4 17. Bxb4 (17. axb4 {looks sharper.} Bxb3 18. cxb3+ Kb8 19. O-O Bd6 20. e3) 17... Bxb4+ 18. axb4 Bxb3 19. cxb3+ Kb8 20. O-O Ne7 21. Rc5 b6 22. Rc4 f5 23. Qd2 Qd6 24. Rfc1 Rd7 25. b5 e4 26. Qg5 (26. Rd1 $1 $11) 26... h6 27. Qd2 Rhd8 28. Kh2 Rf8 ({Black should try} 28... Qf6 $15) 29. Rd1 $1 $14 {[%cal Rc4d4]} Rfd8 {[#]} (29... d3 $11 30. exd3 exd3) 30. Rdc1 $2 (30. Rxd4 $1 $16 Qxd4 31. Qf4+ Qd6 32. Rxd6 Rxd6 33. f3) 30... Kb7 (30... Qf6 $15) 31. Rc6 $11 Qe5 32. Rxh6 Qxb5 33. b4 Qe5 34. Qg5 Kb8 35. Rh7 d3 (35... Qe6 $14) 36. exd3 $16 exd3 {[#]} 37. Qd2 ({Better is} 37. Rd1 $1 $16 {[%cal Rd1d3] And now Rxd3! would win.} Qd6 38. Qd2) 37... f4 $1 $132 {[%cal Rf4g3][%mdl 2048] Black puts up resistance} 38. Re1 Qf6 39. b5 Rc7 {...f3 is the strong threat.} 40. gxf4 Qd6 41. Qe3 d2 42. Rd1 {Hoping for Qe4.} Nd5 43. Qe4 {[%mdl 8192] [#]} (43. Rxd2 $11 Rxh7 44. Rxd5 Rxh4+ 45. Kg1) 43... Rxh7 $1 $19 {[%mdl 64] Overworked Piece} ({Stronger than} 43... Qxf4+ 44. Qxf4 Nxf4 45. Rxc7 $11) 44. Qxh7 Qxf4+ {[%mdl 64] Double Attack} 45. Kh1 Qxf2 46. Qe4 Qxh4+ 47. Kg1 Qg5 48. Kh1 Qh6+ {Weighted Error Value: White=0.78/Black=0.13} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.5"]
[White "Shahinyan, David"]
[Black "Gharibyan, Mamikon"]
[Result "1-0"]
[ECO "C47"]
[WhiteElo "2452"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,87,0,3,16,16,20,19,19,19,19,16,16,13,24,14,14,11,52,38,43,33,51,51,68,53,52,52,72,71,147,95,90,1,2,12,8,23,77,70,73,73,105,108,160,161,113,104,196,203,338,206,431,429,414,306,476,465,1435,1331,1453,1455,12806,12482,29982,29983,29985,29986,29986,29984,29984,29983,29985,29986]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 O-O 8. O-O d5 9. Bd2 Re8 {[#] 9...Rb8 is becoming the main line. C47: Scotch Four Knights and Four Knights with 4 g3.} 10. Nxd5 $1 Nxd5 11. exd5 Bxd2 {The position is equal.} 12. Qxd2 cxd5 13. Rfe1 Rxe1+ 14. Rxe1 Be6 {[#]} 15. b4 $146 ({Predecessor:} 15. Qf4 c5 16. c4 d4 17. h4 Rc8 18. h5 Qf6 19. Qxf6 gxf6 20. h6 {1-0 (32) Citra,D (2227)-Zvara,P (2370) Pardubice 2017}) 15... Qd6 16. a4 c5 17. bxc5 Qxc5 18. Rb1 a5 19. Qf4 Rc8 20. Rb5 Qc3 21. h4 f6 22. Kh2 Bf7 ({Black should try} 22... Qe5 23. Kg3 Qc3) 23. Rb8 (23. g3 $142) 23... Be6 $16 24. Ba6 (24. Rb6 $16 Bd7 25. Rb7) 24... Rxb8 $11 25. Qxb8+ Kf7 26. Qa7+ Kg6 (26... Kf8 $11) 27. Bd3+ $16 f5 $1 28. g3 $36 {[%mdl 2048] White is on the roll.} Kf6 29. Qb8 Qc5 {[#]} (29... Ke7 $142) 30. Qd8+ $1 Kf7 {[#]} 31. Kg1 d4 (31... g6 $16 {was worth a try.}) 32. Bb5 $18 {White threatens Be8+ and mate.} Bc4 (32... Bd5 $142 33. h5 d3 34. Bxd3 Be6) 33. Qxa5 {Black must now prevent Be8+!} Bxb5 (33... Ke7 34. Qa6 Bxb5 35. axb5 Qxc2 36. Qa7+ Ke6 37. Qxd4 Qb1+ 38. Kh2 Qxb5) 34. Qxb5 Qxc2 {[%mdl 4096] Endgame KQ-KQ} 35. Qd7+ Kg6 (35... Kf8 {keeps fighting.} 36. Qxd4 Qc1+ 37. Kg2 Qc8) 36. Qxd4 Qa2 (36... Qc1+ $142 37. Kh2 Qc7) 37. Qb6+ Kh5 38. a5 {[%cal Ba4a5,Ba5a6,Ba6a7][%mdl 32]} h6 39. a6 g5 40. hxg5 {White mates.} hxg5 41. Qb7 f4 42. a7 fxg3 43. Qh7+ Kg4 44. f3+ {[%mdl 64] Decoy, Promotion.  Weighted Error Value: White=0.13/Black=0.51} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.6"]
[White "Harutyunian, Tigran K."]
[Black "Ohanyan, Emin"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2549"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,82,32,35,0,0,3,16,-14,-7,-36,-4,-14,-6,-6,-12,-22,-22,-15,0,0,0,0,0,0,-7,-33,-28,-35,-16,-54,-42,-128,-57,-60,-60,-97,-53,-53,-53,-53,-53,-63,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. Bg5 Ne4 6. Bh4 c5 7. e3 Nc6 8. cxd5 Nxc3 9. bxc3 Qxd5 10. Qb3 {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5.} Qxb3 11. axb3 cxd4 12. exd4 e5 13. d5 {[#]} e4 $1 14. Nd2 {[#]} (14. O-O-O Ne5) 14... Nb4 {[%cal Rb4c2][%mdl 64] And now ...Nc2+ would win. Pin} 15. Nxe4 {Black must now prevent Rd1.} Nc2+ {[%mdl 64] Double Attack} 16. Kd2 Nxa1 17. Bb5+ {[%mdl 64] [#] Discovered Attack} Bd7 $146 ({Predecessor:} 17... Kf8 18. Rxa1 f5 19. Nc5 Bh6+ 20. f4 Bxf4+ 21. Kc2 g5 22. Nd3 Be3 23. Re1 a6 24. Rxe3 gxh4 {½-½ (46) Brunello,S (2555)-Yazici,U (2213) Antalya 2017}) 18. Nd6+ Kf8 19. Rxa1 ({But not} 19. Bxd7 Nxb3+ 20. Kc2 Nc5 $17) 19... Bxb5 20. Nxb5 Be5 21. Rxa7 (21. g3 {looks sharper.} h6 22. f4 Bg7 23. Kd3 a6 24. d6) 21... Rxa7 22. Nxa7 $11 {[%mdl 4096] Endgame KRB-KBN} Ke8 23. Nb5 Kd7 {[%mdl 1024] Black has compensation.} 24. Na3 (24. Bg3 $15 Bxg3 25. hxg3) 24... Kd6 ({Better is} 24... Ra8 $17 25. Nc2 Bxh2) 25. c4 $15 Ra8 26. Nc2 Ra2 27. Bg3 $1 Bxg3 28. hxg3 {KR-KN} b5 29. Kc3 bxc4 (29... h5 $15) 30. bxc4 $11 {The position is equal.} Kc5 31. Kb3 Ra8 32. Kc3 Ra4 33. Kb3 Ra8 34. Kc3 f5 35. Nd4 Ra3+ 36. Nb3+ Kd6 37. f3 g5 38. Kb2 Ra4 39. Kc3 Ra3 40. Kb2 Ra4 41. Kc3 Ra3 {Weighted Error Value: White=0.11/Black=0.08} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.24"]
[Round "3.7"]
[White "Melkonyan, Arshak"]
[Black "Vardanian, Haik G."]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2079"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,133,5,6,11,4,0,-6,26,-12,-12,-15,-12,-8,0,-58,-37,-37,-39,-66,-52,-54,-53,-49,-42,-152,-160,-161,-150,-133,-151,-705,-237,-220,-224,-204,-119,-122,-122,-137,-139,-136,-139,-133,-108,-143,-137,-136,-134,-273,-286,-291,-238,-245,-249,-357,-306,-350,-340,-464,-464,-455,-423,-371,0,-436,-413,-408,-385,-401,-195,-183,-168,-183,-126,-132,-122,-163,-73,-80,-88,-82,-82,-101,-101,-101,-102,-91,-25,-25,-25,-163,0,0,0,-72,0,0,0,0,0,0,0,-9,-9,-48,-48,-62,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O d5 6. b3 Bd6 7. Bb2 O-O 8. c4 dxc4 {E14: Queen's Indian: Classical Variation (4 e3).} 9. Bxc4 Nbd7 10. Nbd2 Qe7 {[#]} 11. Ne5 $146 ({Predecessor:} 11. Rc1 e5 12. dxe5 Nxe5 13. Nxe5 Bxe5 14. Bxe5 Qxe5 15. Nf3 Qa5 16. Qe2 Rae8 17. a4 {0-1 (26) Bereczki,J (2165)-Farkas,L (2190) Hungary 1996}) 11... c5 12. Ndf3 cxd4 13. Nxd7 Nxd7 14. exd4 (14. Qxd4 $11 Nf6 15. Be2) 14... Rad8 15. Qe2 Nf6 16. Bd3 Ba3 {White must now prevent ...Bxf3.} 17. Ne5 Bxb2 18. Qxb2 Nh5 19. Rfe1 (19. g3 $15) 19... f6 $1 $17 {[%cal Rf6e5]} 20. Nf3 Bxf3 21. gxf3 f5 {Threatens to win with ...Nf4.} 22. Qd2 (22. Bc4 $17) 22... Rxd4 $2 (22... Qh4 23. Kh1 Nf4 24. Rxe6 Nxe6) 23. Qe3 $19 {[#]} Nf4 $1 {[%mdl 512]} 24. Kh1 {[#]} Rxd3 ({Black should try} 24... Qg5 $1 $19 {[%csl Gf4][%cal Rg5g2][%mdl 512]} 25. Rg1 Qf6) 25. Qxf4 $17 Qb7 26. Kg2 Rf6 {aiming for ...Rxf3!} 27. Re3 Rg6+ 28. Kh1 Rd7 29. Rae1 Qd5 30. Re5 Qd2 31. Qc4 (31. Qxd2 $17 Rxd2 32. R5e2) 31... Qg5 $19 {[%csl Gg6][%cal Rg5g2]} 32. Qf1 Rd6 33. R5e3 h6 $40 {[%mdl 128] Black goes for the king.} 34. a4 (34. h3 {might work better.}) 34... Kh7 35. Rc1 Rd4 36. Rce1 Rh4 {( -> ...Qh5)} 37. h3 Qf4 38. Rc1 Qg5 39. Rce1 Qh5 40. Kh2 e5 41. Rxe5 Qxf3 (41... Qg5 $142 42. Kh1 Qf4) 42. R5e3 Qd5 {Hoping for ...Rd4.} 43. Rd1 Rd4 (43... Qc6 $19 {...Qc7+ is the strong threat.} 44. Rdd3 f4) 44. Rxd4 $17 Qxd4 {[%mdl 4096] Endgame KQR-KQR} 45. Qe2 f4 (45... Qd5 $19 {[%csl Gg6][%cal Rd5g2]} 46. Rf3 f4) 46. Rd3 Qa1 {[%csl Gg6][%cal Ra1g1]} 47. Rd1 Qc3 48. Qe4 {Strongly threatening Rd6.} Qc6 ({Reject} 48... Qxb3 $6 49. Rd6 $11) 49. Qxc6 Rxc6 {KR-KR} 50. Rd4 Rf6 ({Black should play} 50... Rc3 $17 51. b4 a6) 51. b4 $11 Kg6 52. Kg2 {[#]} (52. Rd5 $11) 52... Rf7 $2 (52... Kh5 $1 $19 53. Rd7 a5) 53. Rd5 $1 Kf6 54. Kf3 {[#]} (54. a5 $11 {remains equal.}) 54... Rc7 (54... Ke6 $1 $17 {[%cal Re6d5]} 55. Rd4 g5) 55. a5 bxa5 56. Rxa5 Rb7 57. Kg4 Ke6 58. Kh5 f3 59. Kg6 Rxb4 60. Rxa7 Rh4 (60... Rb2 $15 61. Kxg7 Rxf2 62. Kxh6 Rg2) 61. Ra6+ {The position is equal.} Ke7 62. Kxg7 h5 $1 63. Kg6 Rxh3 64. Ra3 Ke6 65. Kg5 Ke5 66. Re3+ Kd4 67. Kf4 {Black had all chances to win.  Weighted Error Value: White=0.32/Black=0.44} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.1"]
[White "Sargsyan, Anna M."]
[Black "Vardanian, Haik G."]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2402"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,122,18,70,70,81,66,68,58,70,65,77,67,75,35,77,72,99,72,87,81,86,77,125,120,100,0,15,17,22,12,11,0,25,-151,-148,-172,-174,-226,-133,-133,-133,-133,-132,-131,-123,-131,-133,-135,-133,-141,-110,-116,-116,-193,-129,-136,-136,-129,-129,-129,-129,-129,-129,-148,-147,-209,-147,-255,-255,-255,-255,-255,-255,-255,-255,-260,-241,-712,-450,-997,-205,-552,-205,-205,-205,-958,-743,-1129,-1127,-1111,-1111,-1083,-1083,-946,-664,-29970,-29971,-29975,-29976,-29976,-29977,-29977,-29978,-29983,-29984,-29984,-29985,-29985,-29986]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 d5 6. Bg2 O-O 7. O-O Bxd2 8. Nbxd2 {8.Qxd2 is not played anymore.} Nc6 ({Black should try} 8... b6 $11) 9. Rc1 {E11: Bogo-Indian.} Rd8 10. a3 a5 11. e3 {White is slightly better.} Bd7 12. Qc2 Be8 13. Rfd1 a4 {[#]} 14. Bf1 $146 ({Predecessor:} 14. Ne5 Rac8 15. Nxc6 Bxc6 16. cxd5 exd5 17. Nf3 Bb5 18. Bh3 Ra8 19. Ne5 c6 20. Re1 {½-½ (35) Krupenski,J (2417)-Klabis,R (2348) Liepaja 2017}) 14... Ra5 15. cxd5 Raxd5 16. Nc4 Na5 {With the idea ...Nb3.} 17. Nxa5 (17. Nfd2 {is interesting.} h6 18. h4 Rb5 19. Ne5 Rb6 20. Qc3) 17... Rxa5 18. Ne5 ({Reject} 18. Qxc7 Qxc7 19. Rxc7 Bc6 $11) 18... c5 19. Nc4 $1 {[%cal Rc4a5]} Rb5 20. Ne5 ({White should play} 20. Qxa4 $16 cxd4 21. Nd6 $1 (21. exd4 Rxb2 22. Qa7 Rb5 $11) (21. Rxd4 Rxd4 22. exd4 Rxb2 $11)) 20... Ra5 $11 21. Qc3 b6 22. Nc4 cxd4 23. Rxd4 Rc8 24. Rdd1 $2 (24. Rcd1 $11) 24... Rac5 $1 $17 25. Qb4 {[#]} Qc7 {Threatens to win with ...b5.} 26. Rc3 {[#]} (26. Ra1 $142 Nd5 27. Qe1) 26... Nd5 (26... Ne4 $1 $19 {[%cal Re4c3]} 27. Rc2 f5) 27. Rxd5 exd5 28. Nxb6 Rxc3 29. bxc3 Rd8 30. Nxa4 Bxa4 31. Qxa4 Qxc3 {[%mdl 4096] Endgame KQR-KQB} 32. Qa7 g6 33. a4 Rc8 34. a5 (34. Qd7 $17) 34... Qa1 (34... Qf6 $19 35. Qd4 Qxd4 36. exd4 Rc2) 35. a6 Rc1 36. Qb8+ Kg7 37. Qb5 Rb1 38. Qd3 Rd1 $36 {[%mdl 2048] Black is really pushing.} 39. Qb5 Rd2 {aiming for ...Qe1!} 40. Qb8 (40. Qb4 $17 Rd1 41. Qb5) 40... Ra2 41. Kg2 (41. Qb3 $17) 41... Qf6 $19 42. Qf4 Qxf4 43. gxf4 {KR-KB} f5 44. Bb5 Kf6 45. h4 Ra5 46. Bf1 (46. Bd3) 46... h5 47. Kg3 (47. Bd3 $142 Ke6 48. Kh1) 47... Ra3 $2 (47... Ke7 48. Kg2 Kd6) 48. Kg2 $2 (48. Bb5 {nothing else works.}) 48... Ke6 $2 (48... Rb3 49. Kf3 Ra3) 49. Bb5 Ra5 50. Bf1 (50. Be8) 50... Kd6 51. Kg3 Kc5 52. Kg2 Ra3 53. Kh2 d4 54. exd4+ Kxd4 55. f3 Rxf3 {Black mates.} 56. Bg2 Ra3 57. Bb7 Ke3 58. Kg3 Ra4 59. Bc8 Rxf4 60. Bd7 Rf1 61. Bc6 Ra1 {Weighted Error Value: White=0.67/Black=0.29} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.2"]
[White "Ohanyan, Emin"]
[Black "Melkonyan, Arshak"]
[Result "1/2-1/2"]
[ECO "B18"]
[WhiteElo "2255"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,97,8,24,25,7,13,8,8,8,8,8,0,0,14,4,11,25,23,24,26,17,23,31,33,35,35,37,37,27,27,27,27,33,28,28,28,27,36,36,36,36,36,11,14,0,0,0,0,0,0,0,0,0,0,0,0,5,18,0,0,0,0,0,0,1,1,0,8,8,8,0,9,0,0,-5,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 e6 8. Ne5 Bh7 9. Bd3 Bxd3 10. Qxd3 Nd7 {B19: Classical Caro-Kann: 4...Bf5 main line.} 11. f4 Be7 12. Bd2 Nxe5 13. fxe5 {With the idea 0-0.} Bxh4 14. O-O-O Bxg3 15. Qxg3 Ne7 16. Qxg7 {[%mdl 64] [#] Double Attack} Rg8 17. Qxh6 Qd5 18. Kb1 {Strongly threatening Bg5.} Qxg2 19. Bb4 Nf5 20. Qf6 {[#] Threatens to win with Rdf1.} Qg7 21. Qxg7 Nxg7 {[#]} 22. Rdg1 $146 {aiming for Rg4.} ({Predecessor:} 22. Rhg1 O-O-O 23. Rdf1 Nf5 24. c3 b6 25. a4 a5 26. Ba3 Kb7 27. Ka2 Rh8 28. Rh1 {½-½ (36) Papp,P (2313)-Girya,O (2484) Riadh 2017}) 22... O-O-O 23. Rh7 Nf5 24. Rxg8 Rxg8 $11 {[%mdl 4096] Endgame KRB-KRN} 25. c3 Rg1+ 26. Kc2 Rg2+ 27. Kb3 Rg3 28. Ka4 Rg2 29. Ba3 Rg7 30. Rh8+ Kc7 {The position is equal.} 31. Ra8 b6 $1 32. Kb3 Kb7 33. Rf8 Kc7 34. Kc4 Rh7 35. Kd3 Rg7 36. Ke4 Rg4+ 37. Kf3 Rg3+ 38. Kf4 Rg7 39. Ra8 Kb7 40. Rd8 Kc7 41. Rf8 a5 42. Ke4 Rg4+ 43. Kd3 Rg7 44. Rh8 Kd7 45. Kc2 Kc7 46. Kb3 Rg3 47. Ka4 Rg4 48. Rf8 Rg7 49. b3 {Weighted Error Value: White=0.03/Black=0.01} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.3"]
[White "Gharibyan, Mamikon"]
[Black "Harutyunian, Tigran K."]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2432"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,157,14,21,16,10,16,24,19,20,16,17,14,16,10,24,16,13,0,0,0,45,50,50,22,41,48,41,22,22,25,52,35,35,43,47,-17,46,0,55,54,58,64,67,65,77,80,73,80,92,83,92,90,89,94,86,68,75,65,188,185,240,229,243,252,252,252,252,247,250,249,255,243,247,254,260,262,312,314,308,250,260,239,341,322,311,310,358,340,327,320,305,270,268,256,261,261,254,233,229,224,252,244,281,280,263,141,145,139,145,145,145,145,145,145,145,145,145,143,145,140,120,127,110,104,275,244,290,265,4120,2103,2804,2425,1760,1814,6087,5002,29960,29961,29959,29960,29964,29965,29968,29964,29973,29974,29975,29976,29975,29971]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 Bg7 4. e4 d6 5. Bb5+ c6 6. Bd3 {B07: Pirc Defence: Miscellaneous Systems.} O-O 7. O-O Nbd7 8. c3 {White has an edge.} e5 9. Re1 Re8 10. Nc4 {10.a4 gains popularity.} Qc7 11. dxe5 dxe5 {[#]} 12. Bc2 $146 ({Predecessor:} 12. a4 Nb6 13. h3 Nh5 14. Nxb6 Qxb6 15. Bc4 Be6 16. Bxe6 Rxe6 17. Qc2 Rd8 18. Be3 {½-½ (31) Wolff,T (1902)-Hufelschulte,N (2023) Nordrheinwestfalen 2012}) 12... Bf8 13. b4 {[%cal Bb2b4,Bb4b5,Bb5a6][%mdl 32]} c5 14. b5 a6 (14... Nb6 $5 {[%cal Rb6c4]} 15. Ne3 a6 $11) 15. Ba4 Nb6 16. Nxb6 Qxb6 17. bxa6 Rd8 18. Qb3 Qxb3 19. Bxb3 b5 20. Nxe5 c4 21. Bc2 Rxa6 22. Be3 ({Better is} 22. a4 $14) 22... Bb7 (22... Ng4 $11 23. Nxg4 Bxg4) 23. Bd4 Rda8 (23... Nd7 $1 $11) 24. a4 $1 $14 bxa4 25. Nxc4 {aiming for Rab1.} a3 26. Bd3 Re6 {[%cal Rb7e4]} 27. f3 Nd7 28. Reb1 Ba6 29. Bf1 Rc6 30. Ne3 Bxf1 31. Kxf1 Nc5 32. Nd5 Ne6 33. Be5 Bd6 {[#]} ({Black should try} 33... Nc5 $14) 34. Rb3 $1 $18 a2 {[#]} (34... Bc5 $142 35. Nf6+ Kf8 36. Nxh7+ Ke7 37. Rb7+ Kd8) 35. Rb2 $1 f5 (35... Rca6 36. Bxd6) 36. Rbxa2 Rxa2 37. Rxa2 fxe4 38. Bxd6 Rxd6 {[%mdl 4096] Endgame [#] KRN-KRN} 39. Nf6+ ({Much less strong is} 39. fxe4 $6 Nc5) 39... Kf8 40. Ra8+ ({Don't do} 40. fxe4 Rc6 $18) 40... Kf7 41. Nxe4 Rd7 42. g3 g5 43. Ke2 h6 44. Rh8 Kg6 45. Re8 Ng7 (45... Nd8 $142 46. Re5 Ra7) 46. Ra8 Nf5 47. Rf8 {Hoping for Rf6+.} Ne7 48. c4 Ra7 49. Rf6+ Kg7 50. Rb6 Ra2+ 51. Nd2 Ra3 52. Rb3 Ra1 53. Rb2 Ra3 54. Rb7 Kf8 55. Rd7 Rc3 56. Rd3 Rc1 57. h4 ({White should play} 57. Rd6 $18) 57... gxh4 $16 58. gxh4 Nf5 59. Rd5 Nxh4 60. Rh5 Ng6 {Threatens to win with ...Nf4+.} 61. Rxh6 Kg7 62. Rh2 Kf6 {[#]} 63. Ke3 $1 Ne5 64. Ne4+ Ke6 65. Rh6+ Kd7 66. c5 Rf1 $2 (66... Re1+ $16 {was called for.} 67. Kf4 Nd3+ 68. Kg5 Kc7) 67. Nf6+ $18 Kd8 68. f4 Nf7 $2 (68... Nc4+ 69. Ke2 Rc1) 69. Rh7 Ke7 70. Nd5+ Ke6 71. Nc7+ Kf6 72. Ne8+ Ke6 73. f5+ {White mates.} Kd5 74. Nc7+ Kxc5 75. Rxf7 Kd6 76. Ne8+ Kd5 77. Nf6+ Kd6 78. Ng4 Kd5 79. Rf8 {Weighted Error Value: White=0.10/Black=0.14} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.4"]
[White "Hayrapetyan, Hovik"]
[Black "Shahinyan, David"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2488"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,47,37,29,17,22,0,16,0,45,54,41,23,31,13,20,0,0,0,0,-8,-8,-8,-6,-24,-16,-35,-19,-37,-33,-43,-31,-33,0,0,0,0,0,10]} 1. Nf3 g6 2. e4 d6 3. d4 Nf6 4. Bd3 Bg7 5. O-O O-O 6. Nc3 c6 7. Re1 {B08: Pirc Defence: Classical System.} Bg4 8. h3 Bxf3 9. Qxf3 e5 10. dxe5 dxe5 11. Be3 Nbd7 12. Rad1 {[#]} b5 $146 ({Predecessor:} 12... Qc7 13. Bc4 Nb6 14. Bb3 Rad8 15. Rxd8 Rxd8 16. Bg5 Qe7 17. Na4 Nxa4 18. Bxa4 Qb4 {0-1 (53) Dao,T-Vu Thi Dieu,U Vung Tau 2008}) 13. Rd2 Qe7 14. Red1 Nc5 15. Bxc5 Qxc5 16. Bf1 Qe7 17. Qe3 Rfc8 18. a4 a6 19. Be2 Bf8 20. Bg4 Rc7 21. Bf3 Qc5 22. Qxc5 {The position is equal.} Bxc5 23. Rd8+ Rxd8 24. Rxd8+ {Weighted Error Value: White=0.10/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.5"]
[White "Danielyan, Vahe"]
[Black "Yeremyan, Alen"]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2357"]
[BlackElo "2274"]
[Annotator "TA"]
[PlyCount "152"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,152,12,9,20,22,36,39,45,0,0,0,27,30,64,38,80,67,96,95,108,107,215,118,112,115,104,104,102,70,75,63,93,37,56,-16,68,-7,82,91,175,182,183,185,332,86,81,0,6,0,0,0,0,0,0,0,0,-6,0,-46,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,9,11,0,0,0,23,33,45,45,45,45,43,43,43,35,43,34,55,43,68,45,45,45,45,43,97,111,153,153,153,153,153,29,37,27,168,43,118,103,153,153,153,123,123,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43,43]} 1. e4 c5 2. Nc3 Nc6 3. Bb5 Nd4 4. Nf3 e6 5. O-O a6 6. Bd3 Ne7 7. Nxd4 cxd4 8. Ne2 Nc6 9. c3 Bc5 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 10. b4 Bb6 11. cxd4 d5 12. e5 Nxd4 13. Bb2 {[#]} Nxe2+ $146 ({Predecessor:} 13... Nc6 14. a3 Bd7 15. Kh1 d4 16. f4 Ne7 17. Ng3 Bb5 18. Qe2 Qd5 19. Rac1 Nf5 {0-1 (36) Garcia Melgar,J (2225)-De la Riva Aguado,O (2480) Ponferrada 1997}) 14. Qxe2 Qh4 {[#]} 15. Bb5+ $1 Ke7 (15... Kf8 16. Bd3) 16. Bd3 Bd7 17. a4 Rhc8 (17... Qxb4 $2 18. Ba3 $18) 18. g3 Qh3 (18... Qxb4 $2 19. Ba3 $18) (18... Qg5 $16 {was necessary.}) 19. b5 (19. a5 $1 $18 {[%cal Ra5b6]} Bd8 20. b5) 19... a5 $16 20. Ba3+ Ke8 21. Bd6 Bc5 22. Bxc5 (22. Rac1 {is interesting.} Bb6 23. Rb1 Bc5 24. Rfc1 Bb6 25. Qd1) 22... Rxc5 23. b6 Rac8 {[#]} 24. Qe3 ({White should play} 24. Ba6 $1 $16 {[%cal Ra6b7]}) 24... Qg4 25. f3 {[#]} (25. f4 $14) 25... Qh5 (25... d4 $1 $11 26. Qf2 (26. fxg4 dxe3 27. dxe3 Rxe5 $17) (26. Qh6 gxh6) 26... Qg5) 26. Qd4 (26. f4 $14) 26... g6 {[#]} (26... Qg5 $11 {remains equal.} 27. f4 (27. Bxh7 $2 Rc4 $19) 27... Qe7) 27. Ba6 $1 Rc2 (27... Qf5 $16) 28. Bxb7 $18 R8c4 29. Qe3 d4 (29... R4c3 $142 30. Qe2 (30. Qxc3 Rxc3 31. dxc3 Qxe5 $16) 30... Qh6) 30. Qe1 $2 (30. Qd3 $1 $18) 30... Rb4 $16 31. f4 (31. Be4 $16 Rcb2 32. b7 Qxe5 33. f4) 31... Rxb6 $11 32. Bf3 Qh6 33. Be4 Rcb2 34. Qf2 Qf8 35. Qxd4 Qb4 36. Qxb4 R2xb4 37. Rfb1 Ke7 38. Kf2 Rxb1 39. Bxb1 {[%mdl 4096] Endgame KRB-KRB} Rb4 40. Bc2 Rb2 41. Rc1 Ra2 42. Ke3 Bxa4 43. Bd3 Bd7 44. Rc7 {Hoping for Bb5.} Rb2 45. Ra7 a4 46. g4 Rb3 47. Kd4 Ke8 48. Bc4 Rb8 49. h3 Rd8 50. Kc3 Rc8 51. d3 h6 52. Kd4 Rd8 53. Ke3 Rc8 54. h4 Rb8 55. h5 gxh5 56. gxh5 Rc8 57. Ra6 Rb8 (57... Ke7 $14) 58. f5 $16 {[%cal Rf5e6]} Ke7 59. f6+ Ke8 60. Ra7 Rc8 61. Ke4 (61. Ba6 $1 $16 {[%cal Ra6c8]} Rb8 62. Bb7) 61... Bc6+ $11 62. Kd4 Bd7 (62... Kf8 $11 {and Black stays safe.}) 63. Kc3 (63. Ba6 $1 $18 {[%cal Ra6c8]} Rd8 64. Kc5) 63... Rb8 ({Better is} 63... Kd8 $14) 64. d4 $16 Rc8 {[#] Threatens to win with ...Bb5.} 65. Kd3 $1 Bc6 66. Kd2 Kf8 {[#]} 67. Bd3 (67. Ra6 $1 $16) 67... Ra8 $1 $14 {[%cal Ra8a7] White is slightly better.} 68. Rxa8+ Bxa8 {KB-KB} 69. Kc3 Bf3 70. Kb4 Bxh5 {...Bd1 is the strong threat.} 71. Kxa4 Bf3 72. Kb4 Bd5 73. Kc3 Kg8 74. Kd2 Bf3 75. Ke3 Bd1 76. Be4 Bg4 {Weighted Error Value: White=0.20/Black=0.20} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.6"]
[White "Mikaelyan, Arman"]
[Black "Barseghyan, Armen Ar."]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2485"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,6,4,-5,7,-12,-3,-16,0,4,23,14,52,39,50,38,41,40,44,6,16,18,27,-14,0,0,0,0,0,-31,-33,-45,-10,-24,0,0,0,-21,-14,-35,-43,-52,-50,-70,-62,-78,-48,-55,-61,-91,-52,-87,-55,-122,-8,-8,-8,-13,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 gxf6 5. dxc5 Nc6 6. Bb5 {D00: 1 d4 d5: Unusual lines.} e6 7. c4 {7.Nf3 is vanishing.} dxc4 8. Nd2 (8. Qe2 {is interesting.} Qd3 9. Nf3 Qxe2+ 10. Kxe2 Bxc5 11. Rd1) 8... Bxc5 9. Ngf3 c3 (9... Bd7 {with more complications.} 10. Rc1 f5 11. Bxc4 Bb6 12. O-O Qe7) 10. bxc3 a6 {[#]} 11. Bxc6+ $146 ({Predecessor:} 11. Bc4 Be7 12. Qe2 Bd7 13. Nb3 Rc8 14. O-O Na5 15. Nxa5 Qxa5 16. Rfd1 b5 17. Bb3 Rxc3 {0-1 (33) Pronk,S (2062)-Kasioumis,V (2257) Prague 2020}) 11... bxc6 12. O-O Be7 13. Qa4 Qc7 14. Qg4 Kf8 $1 15. Qh5 h6 16. Ne4 c5 17. Ng3 Bb7 18. Rad1 Bc6 19. Nd2 Rb8 20. Rb1 Kg7 (20... Rd8 $5 {[%cal Rd8d2]} 21. Rfd1 f5 $15) 21. Qe2 Bb5 22. c4 Bc6 23. Nh5+ Kh7 24. Qd3+ f5 $1 25. Rxb8 Qxb8 26. Rb1 {[#]} Rd8 27. Rxb8 Rxd3 28. Rb2 Rc3 {Strongly threatening ...Rc1+.} 29. Kf1 Rc1+ 30. Ke2 Bxg2 31. Nf4 {[#]} (31. Rb6 $1 $15) 31... Bc6 ({Black should play} 31... Bf6 $1 $17 32. Rb6 Be4 33. Rxa6 Bc3) 32. Rb6 $11 {The position is equal.} Ba4 33. Rb7 Bd1+ (33... Bg5 {keeps more tension.} 34. Nxe6 Bf6 35. Nb3 Rxc4 36. Kd2 Bb5) 34. Kd3 Bc2+ 35. Ke2 Bd1+ 36. Kd3 Bc2+ 37. Ke2 Bd1+ 38. Kd3 Bc2+ 39. Ke2 Bd1+ {Weighted Error Value: White=0.12/Black=0.12} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.25"]
[Round "4.7"]
[White "Davtyan, Artur"]
[Black "Babujian, Levon"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2466"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,76,64,68,77,84,59,55,80,98,172,164,153,121,115,121,77,100,97,92,126,-41,-35,-35,-25,-8,0,-61,135,136,166,133,131,57,68,57,62,-27,-26,-16,-13,-72,-46,-212,-210,-241,-237,-222,-221,-217,-193,-255,-162,-972,-964,-956,-958,-891,-712,-918,-568,-855,-783,-1303,-1282,-29998,-29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 b5 5. dxe6 fxe6 6. cxb5 d5 {6...a6 injects fresh life into this line.} 7. Nc3 Nbd7 {E10: Blumenfeld Gambit.} 8. e4 $1 {[%cal Re4d5]} d4 9. Na4 Nxe4 {White is slightly better.} 10. Bd3 {[#]} Ndf6 $146 (10... Qa5+ $16 11. Nd2 Nef6) ({Predecessor:} 10... Qa5+ 11. Nd2 Nef6 12. O-O Qc7 13. Ne4 Bd6 14. Qf3 Rb8 15. Nxd6+ Qxd6 16. Qc6 Ke7 {0-1 (38) Vrolijk,L (2437)-Semjonovs,I (2245) Porto Carras 2018}) 11. O-O $18 Qd5 12. Re1 Bb7 13. Qc2 Bd6 14. b4 cxb4 15. Bc4 Qf5 16. Bb2 $2 (16. Nxd4 $16 Qh5 17. h3) 16... O-O $15 17. Nxd4 Qh5 18. h3 {Black must now prevent Rad1.} Kh8 19. Nxe6 (19. Qe2 $11) 19... Ng5 $2 (19... Qh4 $1 $15 {stays ahead.} 20. Bd4 (20. Nxf8 $2 Rxf8 21. Bd3 Qf4 $19) 20... Rfe8) 20. Qd3 $1 $16 {[%cal Rd3d6]} (20. Nxf8 $2 Nxh3+ 21. gxh3 Qg5+ 22. Kf1 Qg2+ 23. Ke2 Qf3+ 24. Kf1 Qxh3+ 25. Ke2 Bf3+ 26. Kd2 Bf4+ 27. Re3 Bxe3+ 28. Ke1 Qh1+ 29. Bf1 Bxf2+ $1 {[%mdl 512]} 30. Kxf2 Qh2+ 31. Kxf3 Qxc2 $19) 20... Nxe6 21. Qxd6 Ng5 {[#] Strongly threatening ...Bxg2!} 22. Re3 (22. Qg3 $1 $16 {aiming for Re7.} Nfe4 {[#]} 23. Rxe4 $1 Bxe4 24. h4) 22... Qh4 $14 {...Nh5 is the strong threat.} 23. Qd4 Nge4 24. Rf1 ({White should try} 24. Rd3 $1 $14 Nh5 25. Rf1) 24... Rfd8 $40 {[%mdl 128] Black has some attack.} 25. Qe5 {Hoping for Bd3.} Nd2 $1 {[%csl LRc4,LRf1][%mdl 64] Double Attack} 26. Be2 (26. Qe7 $1 $11 {remains equal.} Rd7 27. Bxf6 Qxc4 28. Qe8+ Rxe8 29. Rxe8+ Qg8 30. Rxg8+ Kxg8 31. Nc5) 26... Nxf1 $17 27. Kxf1 (27. Bxf1 $15 Re8 28. Qc7 Rxe3 29. fxe3) 27... Re8 $19 ({But not} 27... Rd2 28. Qc7 $17) 28. Qg3 Qxg3 29. Rxg3 Rac8 30. Bd3 Re7 31. Rg5 (31. a3 {was the only defense.}) 31... Nd5 {And now ...Nf4 would win.} 32. Rh5 $2 (32. Rf5) 32... Nf4 {[%mdl 64] Discovered Attack} 33. Rxh7+ Kg8 34. Bf5 Rf8 35. Bc2 Nxg2 {[%csl Gg2][%cal Re7e1]} 36. Kg1 Ne1 37. Bb1 Nf3+ 38. Kf1 Re1+ {[%mdl 64] Double Attack. What a bad dream for White.  Weighted Error Value: White=0.93/Black=0.40} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.1"]
[White "Babujian, Levon"]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "D18"]
[WhiteElo "2440"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,49,-8,-8,-2,-55,-39,-27,-37,-40,-32,-65,-55,-56,-51,-77,23,23,23,23,16,24,487,473,706,706,691,0,684,683]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Nh4 O-O 10. Nxf5 exf5 11. Qc2 g6 12. f3 Rc8 {[#] D18: Slav Defence: 5 a4 Bf5 6 e3.} 13. a5 $146 (13. Qb3 $11 a5 14. Na2) ({Predecessor:} 13. Kh1 c5 14. Ba2 Qb6 15. dxc5 Bxc5 16. e4 fxe4 17. a5 Qc6 18. Bh6 exf3 19. Bxf8 fxg2+ 20. Qxg2 Qxg2+ 21. Kxg2 Rxf8 {1-0 (39) Adhiban,B (2627)-Solak,D (2622) Biel 2015}) 13... Bxa5 $15 14. e4 Bb6 {Black has an edge.} 15. exf5 Ne5 16. Bb3 Qxd4+ 17. Kh1 Qd3 $1 {[%cal Rd3f1] [#]} 18. Bg5 Nd5 (18... Qxc2 $17 19. Bxc2 Nd5) 19. Qxd3 $11 Nxd3 20. Bxd5 cxd5 21. Nxd5 Nf2+ $2 {[%mdl 8192] [#]} (21... f6 $11 {and Black has nothing to worry.} 22. Nxf6+ (22. Bxf6 Nf2+ 23. Rxf2 Bxf2 $14) 22... Kg7) 22. Rxf2 $1 $18 {[%mdl 512] Strongly threatening Ne7+.} Bxf2 (22... f6 $142 23. Nxb6 (23. Nxf6+ Rxf6 24. Bxf6 Bxf2 $16) 23... axb6) 23. Ne7+ Kg7 24. f6+ Kh8 25. Bh6 {[%csl Gf6][%cal Rh6g7] Weighted Error Value: White=0.13/Black=0.81} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.2"]
[White "Barseghyan, Armen Ar."]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "B20"]
[WhiteElo "2362"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,96,13,10,28,3,10,6,16,5,0,0,1,-12,0,-20,-20,-93,-95,-85,-81,-77,-94,-96,-96,-106,-86,-114,-110,-113,-112,-109,-98,-105,-49,-43,-51,-54,-43,-34,-32,-35,16,-30,0,-35,-25,-25,0,0,0,0,0,-19,-26,-23,-34,-43,-47,-619,-568,-508,-402,-382,0,0,0,0,0,0,0,0,17,15,18,0,0,1,4,0,59,16,17]} 1. e4 c5 2. d3 Nc6 3. f4 g6 4. Nf3 Bg7 5. g3 d6 6. Bg2 e6 7. O-O Nge7 8. c3 O-O 9. Be3 a6 {B20: Sicilian: Unusual White 2nd moves.} 10. d4 cxd4 11. cxd4 b5 12. Bf2 Bb7 13. Nc3 {[#]} Na5 $146 {Black wants to play ...b4.} ({Predecessor:} 13... Qd7 14. Re1 Rac8 15. a4 b4 16. Na2 a5 17. Nc1 h6 18. Nb3 Ra8 19. Nfd2 Qd8 {½-½ (75) Knezevic,B (2360)-Chomet,P (2360) Argenteuil 1997}) 14. Qd3 Qd7 15. a3 Nc4 16. b3 {[#]} (16. Qe2 $11 {keeps the balance.}) 16... Nxa3 $1 $17 {[%mdl 64] Remove Defender, Decoy} 17. Rxa3 {And now b4 would win.} (17. d5 b4) 17... b4 $1 {[%csl LRa3,LRc3][%mdl 64] Double Attack} 18. Ra2 {[%cal Ba3a2,Ba2c2,Bc2c3,Bc3b3,Bb3b6][%mdl 32]} bxc3 19. Rc1 Qb5 20. Ne1 Qxb3 21. Rac2 Bc6 22. Rxc3 Qb7 23. Rb3 Qd7 24. Bh3 f5 (24... Bb5 $17 25. Qd2 f5) 25. d5 $1 $15 {[%cal Rd5c6]} exd5 26. exf5 Bb5 27. Qd2 Bc4 28. Rb6 gxf5 (28... Rfb8 $15 29. Nf3 Nxf5) 29. Nf3 Rab8 30. Rcb1 Rxb6 31. Rxb6 Bb5 32. Bf1 Rc8 33. Bxb5 axb5 34. Qb4 Qe6 35. Qxb5 {aiming for Ng5.} h6 36. Rb7 Qe4 37. Nd2 {[%mdl 8192]} (37. Rb8 $15) 37... Rc1+ $19 38. Nf1 {Hoping for Qe8+.} Kh7 39. Rd7 Rc2 $2 (39... Bf6 $19 40. Ra7 Rb1) 40. Qb1 $1 $11 {Black must now prevent Rxe7!} Bf6 (40... Qe2 $5 41. Qe1 $8 Qxe1 42. Bxe1 Bd4+ 43. Kh1 Re2 $11) 41. Ne3 Rc5 42. Qxe4 dxe4 43. Rxd6 Bg7 44. Rd7 Bf6 45. g4 {Strongly threatening Nxf5.} Kg6 46. Rd6 {gxf5+ is the strong threat.} Kf7 47. gxf5 Rc6 (47... h5 $11) 48. Rd7 Ke8 {Weighted Error Value: White=0.30/Black=0.20} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.3"]
[White "Yeremyan, Alen"]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "A38"]
[WhiteElo "2274"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,82,0,0,0,0,0,0,0,0,0,0,0,0,0,-9,-12,-36,-23,-58,-38,-75,-68,-161,-159,-182,-43,-177,-153,-179,-106,-108,-110,-375,-387,-560,-522,-858,-979,-948,-992,-813,-770,-2757,-2421,-1134,-627,-574,-531,-29984,-29985,-29997,-29989]} 1. g3 g6 2. Bg2 Bg7 3. d3 c5 4. Nf3 Nc6 5. Ng1 Nb8 6. Nf3 Nc6 7. Ng1 Nb8 8. Nf3 Nc6 9. O-O Nf6 10. c4 O-O 11. Nc3 a6 12. a3 Rb8 13. Rb1 b5 14. cxb5 axb5 15. b4 cxb4 16. axb4 d5 17. Bf4 Rb6 {A38: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3 Nf6.} 18. Ne5 Nxe5 19. Bxe5 d4 {The position is equal.} 20. Bxf6 exf6 (20... dxc3 $6 21. Bxg7 Kxg7 22. Qc2 $16) 21. Ne4 f5 22. Nc5 f4 {[#]} 23. Qb3 $146 ({Predecessor:} 23. Qd2 fxg3 24. hxg3 h5 25. Ra1 h4 26. Ra7 hxg3 27. fxg3 Rf6 28. Rxf6 Qxf6 29. Qf4 Qxf4 30. gxf4 Bh6 31. Bc6 Bxf4 32. Bxb5 Bd2 33. Bc4 Bxb4 {½-½ (49) Ravi,L (2325)-Hegde,R (2345) Coimbatore 1987}) 23... fxg3 24. fxg3 Qe7 25. Bd5 Kh8 ({Much worse is} 25... Qxe2 26. Rbe1 $14) 26. Qb2 f5 27. Qd2 ({White should try} 27. Ra1 $15) 27... g5 $1 $19 28. Ra1 Bh6 (28... g4 $19 29. Kh1 Rh6) 29. Ra8 (29. g4 $1 $15) 29... g4 30. Qa2 Be3+ (30... Rbf6 $19 31. Kh1 Be3) 31. Kg2 $17 {[#]} Rh6 $1 {Strongly threatening ...Qg5.} 32. h4 {[%mdl 8192] [#]} (32. Ne6 $17 Re8 33. Nf4) 32... gxh3+ $1 $19 33. Kh1 (33. Kh2 $142 f4 34. g4) 33... Rg6 34. Rf3 f4 35. Ne4 fxg3 36. Nxg3 Rxf3 37. exf3 Qc7 38. Ne2 h2 39. f4 Qd8 {( -> ...Rg1+)} 40. Bg2 {[#]} Rxg2 $1 {[%mdl 576] Remove Defender, Decoy, Promotion} 41. Kxg2 (41. Rxc8 Qxc8) 41... Bb7+ {[%mdl 64] Decoy.  Weighted Error Value: White=0.86/Black=0.22} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.4"]
[White "Shahinyan, David"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "B04"]
[WhiteElo "2452"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,16,48,48,73,69,72,49,65,64,78,83,116,108,101,85,91,39,29,22,93,96,100,101,148,149,175,143,220,211,286,218,231,235,229,156,161,156,156,156,157,162,173,172,172,170,176,169,220,214,208,194,188,185,214,207,209,206,545,538,520,522]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 g6 5. Bc4 Nb6 6. Bb3 Bg7 7. a4 {7.Qe2 gains popularity.} a5 8. exd6 {B04: Alekhine's Defence: 4 Nf3.} cxd6 9. O-O O-O 10. h3 {White is better.} Bf5 11. Re1 Nc6 12. Na3 {[%cal Bb1a3,Ba3b5,Bb5d6,Bd6f7][%mdl 32] [#]} Rc8 $146 ({Predecessor:} 12... d5 13. c3 h6 14. Nb5 g5 15. h4 g4 16. Ne5 e6 17. Nxg4 Qxh4 18. Nh2 Rfd8 {1-0 (52) Olofsson,D (2523)-Johansen,J (2357) ICCF email 2009}) 13. c3 d5 14. Bf4 h6 15. Nh4 ({White should try} 15. Bh2 $16) 15... Bd7 $14 16. Bg3 e6 (16... e5 $1 $11 {remains equal.}) 17. Nb5 $16 Ne7 18. Nd6 Rb8 {[#]} 19. Bc2 $1 f5 20. Nf3 Kh7 (20... Nxa4 $16 21. Bxa4 f4) 21. Ne5 Ng8 22. Ndf7 Qe7 23. Nxd7 Nxd7 24. Bxb8 Rxb8 25. Ne5 Nxe5 26. dxe5 Qc7 27. Bd3 Ne7 28. Kh1 Rd8 29. Qe2 g5 30. g4 d4 (30... Qc6 $142 31. gxf5 exf5) 31. gxf5 $18 exf5 32. Qf3 dxc3 33. Rac1 ({Much less strong is} 33. Bxf5+ $6 Kh8 $16) 33... Bxe5 34. Bxf5+ Kg7 {And now ...Rf8 would win.} 35. Bb1 (35. bxc3 Rf8 $17) 35... Rd2 $2 (35... b6 {is a better chance.} 36. bxc3 Qc6 37. Qxc6 Nxc6) 36. Rxc3 Bxc3 {[#]} 37. Rxe7+ $1 {[%mdl 512] Weighted Error Value: White=0.10/Black=0.31} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.5"]
[White "Harutyunian, Tigran K."]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2549"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,32,33,31,27,25,34,28,42,30,30,34,42,32,38,29,34,-23,-23,-23,-21,-20,-11,-8,16,0,60,0,0,0,21,-14,-24,-12,10,0,27,0,76,64,65,70,73,73,54,77,56,60,112,50,103,20,25,0,0,3,25,-71,-70,-70,-66,-167,-168,-458,-429,-460,-460,-460,-452,-29986,-29987,-29990,-29991]} 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be7 7. e3 O-O 8. Bd3 {White is slightly better.} c6 9. Qc2 h6 10. Bf4 {[#]} Bd6 $146 ({Predecessor:} 10... Nbd7 11. h3 Re8 12. O-O-O c5 13. dxc5 Nxc5 14. Kb1 b5 15. Be5 Bb7 16. Bf5 Qa5 17. Bxf6 Bxf6 18. Nxd5 Bxd5 19. Rxd5 {1-0 (50) Nguyen,A (2468)-Aulia,M (2380) Surakarta 2018}) 11. Bxd6 Qxd6 12. h3 Nbd7 13. O-O-O (13. O-O $14) 13... c5 $11 14. g4 b5 15. g5 hxg5 16. Nxg5 Re8 17. Rhg1 Bb7 (17... c4 $11 18. Bh7+ Kf8) 18. Kb1 (18. Bh7+ $5 Kf8 19. Bf5 $14 (19. Nxf7 Kxf7 20. Bg6+ Kg8 $15)) 18... Rac8 19. Bh7+ Kf8 20. Qf5 cxd4 21. Rxd4 Qe5 22. Qf3 $40 {[%mdl 128] White attacks.} Nc5 23. Qg2 {Threatens to win with Nxf7!} g6 {[#]} (23... Nxh7 $11 24. Nxh7+ Kg8) 24. Nxf7 $1 $16 Kxf7 ({Don't blunder} 24... Qf5+ $2 25. Ka1 $18) 25. Bxg6+ Ke7 {Strongly threatening ...Rg8.} 26. Bxe8 Rxe8 27. Qg7+ Kd8 28. Rf4 Ncd7 ({Better is} 28... Nfd7 $1 $14) 29. Qh6 (29. Rg5 $16 Qd6 30. Rg6) 29... Kc8 (29... Nh5 $14 30. Rf7 Nhf6) 30. a4 (30. Ne2 $16) 30... Ne4 $11 31. Qg7 Nxc3+ 32. bxc3 {next Qxe5 is good for White.} bxa4 {[%mdl 64] Overworked Piece} 33. Rxa4 (33. h4 $11 {remains equal.}) 33... Qf5+ $17 {[%mdl 64] Double Attack} 34. Ka1 Qxf2 35. Rb1 (35. Rb4 $15 Bc6 36. Qg6) 35... Qxe3 $19 36. Rxb7 $2 (36. Qd4) 36... Re7 37. Qg6 Kxb7 38. Qxa6+ Kc7 39. Qa5+ (39. Qa7+ $19 Qxa7 40. Rxa7+ Kb6 41. Ra4) 39... Nb6 40. Qa7+ Kc6 {Weighted Error Value: White=0.43/Black=0.15} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.6"]
[White "Melkonyan, Arshak"]
[Black "Gharibyan, Mamikon"]
[Result "0-1"]
[ECO "E16"]
[WhiteElo "2079"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,110,6,13,12,15,12,4,7,9,11,7,0,0,0,0,0,6,7,17,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,-58,-39,-70,-70,-77,-70,-83,-36,-63,-54,-39,-47,-58,-78,-65,-67,-83,-65,-524,-545,-640,-639,-29978,-29979,-29978,-29979,-5123,-833,-830,-800,-1302,-1264,-5193,-1004,-5402,-2107,-1791,-1582,-1169,-696,-746,-536,-29973,-29972,-29977,-29977,-29990,-29991,-29991,-29989,-29989,-29989,-29989,-29990,-29990,-29991,-29996,-29997]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O c6 8. Qc2 d5 9. Bf4 O-O 10. Rd1 Nbd7 11. Nc3 dxc4 12. Nd2 {E08: Closed Catalan: Main Line: 7 Qc2.} Nd5 13. Nxc4 Nxf4 14. gxf4 {The position is equal.} Qc7 15. e3 Rac8 16. Rac1 Rfd8 17. Ne5 Nxe5 {[#]} 18. dxe5 $146 ({Predecessor:} 18. fxe5 c5 19. Bxb7 Qxb7 20. Qe4 Qxe4 21. Nxe4 cxd4 22. Rxc8 Rxc8 23. Rxd4 Rc7 24. b3 {½-½ (33) Yakubboev,N (2462)-Wen,Y (2608) Moscow 2018}) 18... Rxd1+ 19. Rxd1 Rd8 20. a3 g6 21. Rxd8+ Qxd8 22. Qa4 Qa8 23. Qd1 c5 24. Bxb7 Qxb7 25. a4 (25. Qe2 {is interesting.} Kg7 26. a4 a6 27. Qc4 Kf8 28. b3) 25... Kg7 26. Qe2 h5 27. f3 (27. b3 $11) 27... c4 28. Kg2 Qc6 29. Qd1 a6 30. Qd4 b5 31. axb5 axb5 32. Ne4 Qd5 33. Qa7 Qd8 34. Qb7 b4 35. Kh3 $1 Kf8 {[#] ...Qd1 is the strong threat.} 36. Qc6 $2 {[%mdl 8192] This move loses the game for White.} (36. Kg2 $1 $15) 36... Qd3 $19 {( -> ...Qf1+)} 37. Nf6 {Intending Qe8+ and mate.} Kg7 38. Ne8+ Kh6 39. Nf6 Bxf6 40. exf6 {[%mdl 4096] Endgame KQ-KQ} Qf5+ (40... Qd5 $142 41. Qxd5 exd5) 41. Kg3 Qxf6 42. Qxc4 Qxb2 43. Qc7 Kg7 (43... h4+ $142 44. Kh3 Kg7) 44. e4 b3 (44... h4+ $142 45. Kxh4 b3) 45. Qc4 h4+ 46. Kh3 Kh7 47. Qb4 Qa2 {And now ...b2 would win.} 48. Qe7 Kg7 {Black mates.} 49. f5 Qf2 ({Stronger than} 49... b2 50. f6+ Kh6 51. Kxh4 $11) 50. f6+ Kh6 51. Qf8+ Kg5 {[%cal Rf2f3]} 52. f4+ Qxf4 {[%csl Gg5][%cal Rf4g4][%mdl 64] [#] Double Attack} 53. Qc5+ e5 {[%csl Gg5][%cal Rf4g4]} 54. Qg1+ Kh6 55. Qg5+ Kxg5 {[%csl Gg5][%cal Rf4g4] Weighted Error Value: White=0.89/Black=0.56} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.26"]
[Round "5.7"]
[White "Vardanian, Haik G."]
[Black "Ohanyan, Emin"]
[Result "0-1"]
[ECO "A48"]
[WhiteElo "2389"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,108,27,40,41,8,38,38,40,31,53,49,70,72,79,77,63,48,54,48,45,44,52,53,139,143,120,102,95,109,97,89,91,111,89,77,74,47,70,70,69,44,91,91,98,90,90,90,91,90,90,90,90,61,68,60,62,64,72,8,8,0,0,0,8,0,0,-8,-8,-8,-8,-1064,-869,-1002,-1230,-1225,-1141,-1137,-1056,-1529,-1542,-1481,-1271,-1591,-1510,-9121,-9340,-5189,-5193,-29969,-29970,-29971,-29972,-29972,-29973,-29973,-29974,-29972,-29973]} 1. Nf3 Nf6 2. d4 g6 3. Bg5 Ne4 4. Bf4 Bg7 5. Nbd2 d5 6. e3 c5 7. c3 cxd4 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems.} 8. cxd4 (8. exd4 {is more complex.} Nxd2 9. Qxd2 O-O 10. Be2 Bf5 11. O-O) 8... Nxd2 (8... O-O {with more complications.} 9. Be2 Nc6 10. O-O Bf5 11. Rc1 Rc8) 9. Qxd2 O-O {[#] White is slightly better.} 10. Be2 $146 ({Predecessor:} 10. Bd3 Nc6 11. h3 f6 12. Bg3 e5 13. Bc2 exd4 14. Nxd4 Nxd4 15. Qxd4 Re8 16. Bb3 {½-½ (37) Moles Palleja,P (2265)-Gomez Jurado,L (2375) Spain 1999}) 10... Bf5 11. O-O Nd7 12. Rfc1 Rc8 13. Rxc8 Qxc8 14. Rc1 Qa8 15. h3 Rc8 16. g4 Be6 17. Ng5 Nb6 (17... Nf8 $14) 18. Nxe6 $16 fxe6 19. g5 Rxc1+ 20. Qxc1 Qc8 21. Qxc8+ Nxc8 {[%mdl 4096] Endgame KBB-KBN} 22. Bb8 Kf7 23. f4 a6 24. b4 b5 25. Bd1 Nd6 26. Bc2 Nc4 27. Kf2 Nd2 28. Ke2 Ne4 {...Nc3+ would now be nice for Black.} 29. a3 Ke8 30. Ba7 Kd7 31. Bc5 Bf8 32. h4 Ng3+ 33. Kf3 Nf5 34. h5 gxh5 35. e4 (35. a4 $16) 35... dxe4+ $11 36. Bxe4 Bg7 37. d5 Nd4+ 38. Ke3 Nf5+ 39. Kd3 h4 40. dxe6+ Kxe6 41. Ke2 $2 {[%mdl 8192] White does not recover from this.} (41. Bb7 $11 Nd6 42. Bxd6 Kxd6 43. Ke4) 41... Ng3+ $19 {[%mdl 64] Double Attack} 42. Kf3 Nxe4 43. Kxe4 {KB-KB} Bb2 44. f5+ Kf7 45. Be3 h3 46. Kf3 Be5 47. Bc1 e6 48. f6 Kg6 49. Be3 h6 50. gxh6 Kxf6 {Black mates.} 51. Bd2 Kg6 52. Bc1 h2 53. Kg2 {[#]} Bg3 $1 {[%mdl 512]} 54. Bd2 {[#]} (54. Kh1 e5) 54... e5 $1 {Weighted Error Value: White=0.67/Black=0.07} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.1"]
[White "Sargsyan, Anna M."]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2402"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,63,-8,-8,0,7,41,44,35,30,28,54,56,39,41,42,31,37,29,31,34,33,428,416,457,460,457,452,447,446,518,513,506,502,1593,1579,1611,1609,1558,1538,1365,893,1293,870]} 1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nc3 Bg7 5. Nf3 O-O 6. Be2 cxd4 7. exd4 d5 8. O-O Nc6 9. h3 Bf5 10. Be3 dxc4 11. Bxc4 Rc8 12. Rc1 Na5 {D94: Grünfeld: 4 Nf3 Bg7 5 e3.} 13. Be2 Nc4 14. Bxc4 Rxc4 {White is slightly better.} 15. Qb3 Rc7 16. d5 {[#]} b6 $146 ({Predecessor:} 16... Qa8 17. Nd4 Bd3 18. Ncb5 Rxc1 19. Rxc1 Be4 20. Nc3 Bd3 21. Rd1 Ba6 22. Qa3 Rd8 {0-1 (36) Minasian,A (2510)-Babujian,L (2386) Yerevan 2005}) 17. Nd4 Bd7 18. Rcd1 Qa8 19. Rfe1 Re8 20. Nf3 Qb7 21. Bd4 Qa6 $2 {[%mdl 8192] [#] This move loses the game for Black.} (21... Rcc8 $14) 22. d6 $1 $18 {[%cal Rd6c7]} Rc6 23. Rxe7 {White is clearly winning.} Rxe7 24. dxe7 Qc8 25. Ng5 Qe8 26. Bxf6 Rxf6 27. Qd5 Bc6 (27... Qxe7 $142 28. Qxd7 Qxd7 29. Rxd7 h6 30. Rd8+ Bf8) 28. Qd8 Bh6 29. Qxe8+ Bxe8 {[#]} 30. Rd8 $1 Bxg5 (30... Kg7 31. Rxe8) 31. Rxe8+ Kg7 32. Rd8 {[%mdl 64] Decoy.  Weighted Error Value: White=0.01/Black=0.65} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.2"]
[White "Gharibyan, Mamikon"]
[Black "Vardanian, Haik G."]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2432"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,21,50,41,47,39,29,30,43,36,121,72,91,93,103,87,103,68,108,108,144,113,137,114,172,179,288,246,258,250,432,448,472,497,474,477,742,748,820,822,808,786,777,748,706,684,844,829]} 1. d4 e6 2. c4 b6 3. a3 Bb7 4. Nc3 f5 5. Bf4 d6 6. Nf3 {A40: Unusual replies to 1 d4.} Nf6 7. Ng5 {[#]} Qe7 $146 ({Predecessor:} 7... Qd7 8. d5 exd5 9. cxd5 Na6 10. e3 h6 11. Bb5 c6 12. dxc6 Bxc6 13. Bxa6 hxg5 14. Bxg5 Bxg2 15. f3 Bxh1 16. Bb5 {1-0 (16) Perepechenko,V (1532)-Lauer,F (1044) LSS email 2011}) 8. d5 {White has an edge.} e5 {[%cal Re5f4]} 9. Bc1 a6 {White leaves nothing to chance now.} (9... Bc8 $14) 10. g3 g6 11. e4 $36 {[%mdl 2048] White has strong initiative.} Bc8 12. Bh3 Bh6 13. Qc2 {[%cal Re4f5]} (13. exf5 {is more complex.} gxf5 14. Qf3 e4 15. Qe2 O-O 16. O-O) 13... Bxg5 14. Bxg5 h6 15. Bd2 Qh7 16. f4 {Black must now prevent fxe5.} exf4 (16... Nbd7 $16) 17. gxf4 $18 O-O (17... Nbd7 $142 18. O-O (18. exf5 Nc5 $16) 18... O-O 19. exf5 g5) 18. e5 Re8 19. e6 b5 $2 {[#]} (19... Bxe6 {is a better defense.} 20. dxe6 Rxe6+ 21. Kf1 Nbd7) 20. O-O-O {White is clearly winning.} bxc4 21. Rhg1 Kf8 22. Be3 c5 (22... Nc6 $142 23. dxc6 Bxe6) 23. Qg2 Ra7 24. Qxg6 {[%mdl 64] [#] Double Attack} Ng4 25. Qxh7 Rxh7 26. Bxg4 fxg4 27. Rxg4 Nd7 28. Ne4 {Weighted Error Value: White=0.11/Black=0.38} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.3"]
[White "Hayrapetyan, Hovik"]
[Black "Melkonyan, Arshak"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2488"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,131,16,17,22,31,28,32,33,27,31,31,33,37,0,28,0,0,0,0,0,9,0,0,0,0,0,0,0,0,-17,-33,-32,-35,-31,14,14,2,14,14,2,2,0,14,14,14,14,14,14,14,14,14,14,14,14,16,10,9,0,0,0,8,4,4,1,1,1,17,1,1,1,1,1,1,1,1,1,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. e3 Nbd7 8. Bd3 {White is slightly better.} Bd6 9. O-O c6 10. Bf4 $1 {10.Bf4 scores better than 10.Qc2.} Qc7 11. Bg3 O-O 12. Qc2 Bxg3 13. hxg3 h6 14. Rfc1 Rfc8 15. Na4 {[#]} a5 $146 ({Predecessor:} 15... b6 16. b4 Qb7 17. Rab1 a5 18. a3 axb4 19. axb4 Qa7 20. Nc3 c5 21. bxc5 bxc5 22. dxc5 Nxc5 {½-½ (50) Calabrese,C (2139)-Bolignano,G (2288) ICCF email 2013}) 16. Rab1 Qd6 17. Nc5 Nxc5 18. Qxc5 Qxc5 19. Rxc5 Ne4 20. Rc2 Nd6 21. a4 Bf5 22. Bxf5 {The position is equal.} Nxf5 23. g4 Nd6 24. Ne5 f6 25. Nd7 Ra6 (25... Rd8 $5 26. Nc5 $8 Re8 $11) 26. Nc5 Ra7 27. f3 Kf7 28. Kf2 Re8 29. b3 Raa8 30. Rc3 Re7 31. Nd3 g5 32. Rh1 Kg6 33. Nc1 Rae8 34. Ne2 Rf7 35. Ng3 f5 36. gxf5+ Nxf5 37. Nxf5 Rxf5 $11 {[%mdl 4096] Endgame KRR-KRR} 38. Rc5 Ra8 $1 39. e4 dxe4 {[#] Hoping for ...Rf6.} 40. Rxh6+ $1 Kxh6 41. Rxf5 exf3 42. Kxf3 {KR-KR} Kg6 43. Rc5 Rf8+ 44. Ke3 Rf5 45. Rc4 Kf6 46. b4 Ke6 47. bxa5 Rxa5 48. Ke4 Kf6 49. Rb4 Ke6 50. g4 b5 51. axb5 Rxb5 52. Rc4 Kd6 53. Rc1 Ra5 54. Rh1 Ra4 55. Rh6+ Kd7 56. Ke5 Ra5+ 57. Ke4 Ra4 58. Rg6 c5 59. Rxg5 Rxd4+ 60. Ke5 Ke7 61. Rg6 Kf7 62. Rf6+ Kg7 63. g5 Rd1 64. Rc6 Re1+ 65. Kf5 Rf1+ 66. Ke4 {Weighted Error Value: White=0.02/Black=0.02} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.4"]
[White "Danielyan, Vahe"]
[Black "Harutyunian, Tigran K."]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2357"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,80,37,63,41,37,29,62,30,39,0,6,0,51,43,41,36,56,56,62,51,32,64,35,30,89,-22,-21,-93,-41,-32,-29,-124,-118,-248,-211,-350,-309,-321,-122,-135,-69,-130,-135,-135,-154,-361,-345,-393,-400,-470,-412,-1291,-1267,-1068,-1066,-2422,-1681,-2194,-1618]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bb7 7. c3 Be7 8. d4 d6 9. Nbd2 O-O 10. Re1 h6 11. Nf1 Re8 12. Ng3 Bf8 13. a4 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4.} exd4 14. cxd4 Nb4 {[%cal Rf6e4]} 15. d5 {White is slightly better.} (15. Bd2 $5 {[%cal Rd2b4]} a5 16. Qb1 $14 (16. axb5 Nxe4 17. Bxb4 axb4 $11)) 15... c5 16. dxc6 {[#]} Nxc6 $146 ({Predecessor:} 16... Bxc6 17. Nd4 Bxe4 18. Nxe4 Rxe4 19. Rxe4 Nxe4 20. axb5 axb5 21. Ra3 Rc8 22. Be3 Qf6 {½-½ (63) Kobese,W (2316)-Lekgau,M (1952) Cape Town 2016}) 17. Bd2 Rc8 (17... b4 $11) 18. axb5 $14 axb5 19. h3 Ne5 20. Ra7 Re7 21. Nf5 Rd7 $1 22. Ba5 Qe8 23. Bc3 Ra8 {[#]} (23... Qd8 $11) 24. Rxb7 $1 Rxb7 $11 25. N3h4 (25. Nxd6 $11 {remains equal.} Bxd6 26. Qxd6 Nxf3+ 27. gxf3) 25... b4 (25... Rba7 $17 {And now ...Nxe4! would win.} 26. Nf3 Ra6) 26. Bd4 $15 Qd8 $1 27. Re3 (27. Be3 $11) 27... Kh7 $17 28. g4 (28. Re1 $17 {is a better defense.}) 28... g6 $19 29. g5 (29. Ng3 $142) 29... hxg5 (29... gxf5 $2 30. gxf6 f4 31. Re1 $19) 30. Nf3 Nxf3+ (30... gxf5 $19 31. Nxg5+ Kh6) 31. Rxf3 $17 Ra5 ({But not} 31... gxf5 $6 32. Rxf5 Bg7 33. Qf3 $11) (31... Nxe4 $6 32. Bd5 $11) (31... Ra6 $17 {Threatens to win with ...d5.} 32. Bc4 Ra5 33. Bxf6 Qxf6 {[%mdl 64] Double Attack}) 32. Ne3 {[#]} ({White should try} 32. Nxd6 $15 Bxd6 33. Bxf6) 32... Bg7 $1 ({Much worse is} 32... Nxe4 $6 33. Bxf7 Re7 34. Nd5 $11) 33. Bxf6 Bxf6 34. Ng4 $2 (34. Kg2 $17) 34... Bxb2 $19 35. Qc2 Be5 ({Weaker is} 35... Ra1+ 36. Kg2 $19) 36. Bxf7 Rc7 37. Qd2 (37. Qb3 $142 Qc8 38. Be6) 37... Ra1+ {Black is clearly winning.} 38. Kg2 Rcc1 {[%csl Ga1][%cal Rc1g1]} 39. Rd3 Rg1+ 40. Kf3 {[#]} Rxg4 $1 {Weighted Error Value: White=0.78/Black=0.21} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.5"]
[White "Mikaelyan, Arman"]
[Black "Shahinyan, David"]
[Result "1/2-1/2"]
[ECO "A63"]
[WhiteElo "2485"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,87,27,5,21,6,22,11,12,0,8,0,5,15,2,-32,-25,-48,0,-22,-18,-75,-74,-57,-54,-90,-44,-66,-23,-74,-64,-68,-54,-75,-75,-98,-62,-114,-112,-185,-185,-179,-154,-159,-111,-102,-39,-49,-22,-23,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,6,6,6]} 1. Nf3 g6 2. g3 Bg7 3. d4 c5 4. d5 Nf6 5. Bg2 O-O 6. c4 e6 7. O-O exd5 8. cxd5 d6 9. Nc3 Nbd7 10. h3 Qe7 {A62: Modern Benoni: Fianchetto Variation without early ...Nbd7.} 11. a4 Ne4 12. Nxe4 Qxe4 13. Ra3 {[#]} Qe7 $146 ({Predecessor:} 13... Qb4 14. Nd2 Re8 15. Rb3 Qa5 16. Nc4 Qa6 17. Na3 Nb6 18. Nb5 Bd7 19. Nc7 Qxa4 20. Nxa8 Rxa8 {0-1 (52) Krylov,M (2530)-Grigoryan,A (2576) Voronezh 2010}) 14. a5 b5 15. axb6 Nxb6 16. Bg5 Qc7 17. b3 Re8 18. Nh2 a5 19. Ng4 (19. e4 $11) 19... Bxg4 $17 20. hxg4 c4 21. bxc4 Nxc4 22. Qc2 Rec8 (22... Qc8 $5 {[%cal Rc4a3]} 23. Ra2 Qxg4 $15) 23. Ra2 (23. Ra4 $11 {keeps the balance.}) 23... Qd7 24. Qe4 Ne5 25. Bf4 Qxg4 26. Qa4 Rc5 27. e4 (27. Rc1 $15) 27... Qc8 28. Be3 (28. Rb1 $17 {was necessary.}) 28... Rc4 $19 29. Qa3 Qc7 30. Rc1 Rxc1+ 31. Qxc1 Qxc1+ ({Black should try} 31... Qb7 $17 32. Qd1 Nc4) 32. Bxc1 $15 a4 33. Bf1 Nf3+ 34. Kg2 {The position is equal.} Nd4 35. Ba3 Bf8 36. Bb4 f5 37. exf5 gxf5 38. Bd3 Kf7 39. Ra3 Ke7 40. Bc3 Bg7 41. Bxd4 Bxd4 42. Bc2 Bc5 43. Rxa4 Rxa4 44. Bxa4 {Weighted Error Value: White=0.15/Black=0.14} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.6"]
[White "Davtyan, Artur"]
[Black "Yeremyan, Alen"]
[Result "0-1"]
[ECO "D82"]
[WhiteElo "2466"]
[BlackElo "2274"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,110,29,33,8,57,57,64,59,57,62,53,52,66,68,100,100,106,90,91,93,106,93,105,73,108,111,111,111,111,109,111,112,116,110,154,115,116,93,98,-4,66,0,85,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,26,-1134,-1060,-1589,-1541,-1582,-1554,-1331,-1329,-1210,-1259,-1218,-1210,-1113,-1112,-1092,-1081,-29988,-29989,-29989,-29988,-29988,-29989,-29989,-29973,-29988,-29989,-29989,-29986,-29986,-29987,-29986,-29988]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c6 6. Rc1 O-O 7. h3 {D83: Grünfeld: 4 Bf4 Bg7 5 e3 0-0.} a6 8. Nf3 dxc4 9. Bxc4 {White is slightly better.} Nbd7 10. O-O b5 11. Be2 Bb7 {[#]} 12. Ne5 $146 ({Predecessor:} 12. b4 a5 13. a3 axb4 14. axb4 e6 15. Qb3 Qe7 16. Ne5 Nxe5 17. Bxe5 Nd5 18. Bxg7 Kxg7 19. Nxd5 exd5 {1-0 (44) Cvek,R (2531)-Plat,V (2410) Decin 2009}) 12... Qa5 13. Bf3 Rac8 14. a3 Rfd8 15. Qb3 Nxe5 16. Bxe5 Ba8 17. Na2 Nd7 18. Bxg7 Kxg7 19. Nb4 {[%cal Rf3c6]} c5 {Strongly threatening ...Bxf3.} 20. Bxa8 cxb4 21. axb4 Qb6 22. Bf3 Qd6 23. Bb7 Rc7 24. Rxc7 Qxc7 25. Bxa6 (25. Bf3 $16) 25... Qc6 ({Black should play} 25... Qb6 $1 $11) 26. Qa3 (26. Ra1 $14) 26... Nb8 {[#]} (26... Nf6 $11) 27. Qa5 $1 Rd5 $11 28. Ra1 $1 Rg5 {[%csl Gg5][%cal Rc6g2]} 29. g3 Rf5 30. b3 Qf3 31. Rf1 {aiming for Bc8.} Qc6 32. Ra1 Qf3 33. Ra2 Qd1+ 34. Kg2 {Bb7 is the strong threat.} Qf3+ 35. Kg1 Qd1+ 36. Kg2 {And now Bb7 would win.} Qf3+ 37. Kh2 Rh5 $40 {[%mdl 128] Black mounts an attack.} 38. Bc8 {Hoping for Qa8.} (38. Bxb5 {[#] gets mated.} Rxh3+ $3 {[%mdl 512]} 39. Kxh3 Qh1+ 40. Kg4 Qh5+ 41. Kf4 Qf5#) 38... e6 39. h4 {Black must now prevent Qc7.} g5 40. Qa8 $2 {[%mdl 8192] Loses the game.} ({Wrong is} 40. Qxb5 $2 gxh4 41. Qxh5 hxg3+ 42. Kh3 Qxh5+ $19) (40. Qc7 $11 gxh4 41. g4 Qxg4 42. f3 (42. Qxb8 $2 Rg5 $19) 42... Qg3+ 43. Qxg3+ hxg3+ 44. Kxg3) 40... Nc6 $19 41. Bxe6 gxh4 42. Bh3 hxg3+ 43. fxg3 {[#]} Qg4 $1 44. Qxc6 Rxh3+ {[%mdl 4160] Endgame Double Attack. KQR-KQR} 45. Kg2 Rxg3+ {[%mdl 64] Double Attack} 46. Kf2 Qh3 47. Re2 Rg6 {( -> ...Qg3+)} 48. Qc7 Qh4+ {Black mates.} 49. Kf3 Qg4+ 50. Kf2 Qg1+ 51. Kf3 Rf6+ 52. Ke4 Qg6+ 53. Kd5 Rf5+ 54. Qe5+ Rxe5+ 55. Kxe5 Qh5+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.47/Black=0.10} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.27"]
[Round "6.7"]
[White "Babujian, Levon"]
[Black "Barseghyan, Armen Ar."]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2440"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "159"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,159,25,54,64,60,7,7,0,32,23,52,0,31,-15,0,-12,0,0,0,5,16,0,0,0,0,-25,0,0,0,0,0,-3,0,0,0,0,0,-6,0,-3,-3,-39,-39,-71,-71,-71,-57,-75,0,-11,-14,-81,-82,-162,-10,-2,0,0,0,0,0,0,15,15,15,0,0,0,33,24,28,18,26,18,21,31,159,150,175,175,165,137,118,110,279,298,451,448,457,462,532,550,533,533,532,531,480,302,331,317,566,565,543,544,518,511,765,765,759,756,737,708,721,707,12835,12836,12836,12837,12837,12837,12838,12839,12839,12839,12840,12839,12839,12839,12839,12839,12840,12841,12841,12841,12842,12843,12840,12840,12845,12846,29987,29988]} 1. c4 Nf6 2. Nc3 c5 3. g3 g6 4. Bg2 Bg7 5. e3 O-O 6. Nge2 d6 7. O-O Nc6 8. d4 Bd7 9. b3 a6 10. Bb2 Rb8 11. dxc5 {E61: King's Indian: Early deviations for White, including Smyslov System.} dxc5 12. Na4 (12. Nf4 $14) 12... b6 $1 $11 13. Nf4 {The position is equal.} e6 14. Qe2 Qc7 {[#]} 15. Rac1 $146 ({White should try} 15. Nd3 $14) ({Predecessor:} 15. Nd3 Bc8 16. Rad1 Bb7 17. Rd2 Rbd8 18. Rfd1 Rd7 19. f4 Rfd8 20. Ne5 Rxd2 21. Rxd2 Rxd2 22. Qxd2 {1-0 (42) Dolezal,R (2375)-Ksana,V (2106) Teplice 2013}) 15... Rfd8 16. h4 h5 17. Rfd1 Ne7 18. Nd3 {Black must now prevent Be5.} Ng4 19. Bxg7 Kxg7 20. Qb2+ Kg8 21. Nc3 Bc6 22. Ne4 Bxe4 23. Bxe4 Rd7 24. Nf4 Rbd8 25. Rxd7 Qxd7 26. Qc2 Ne5 27. a3 N7c6 28. Kf1 Na5 29. Qb2 Ng4 30. Rb1 Qd2 {Threatens to win with ...Nxb3!} 31. Ne2 Qxb2 32. Rxb2 Rd1+ $1 33. Kg2 f5 (33... Ne5 $17) 34. Bb1 Ne5 35. Nf4 (35. Nc3 $11 {keeps the balance.} Rc1 36. Ne2) 35... Kf7 $1 $17 36. e4 (36. Ne2 $17 {was called for.}) 36... b5 $2 (36... Nac6 $19 37. exf5 gxf5) 37. exf5 $11 exf5 38. cxb5 axb5 39. b4 Nac4 {[%mdl 64] Double Attack} 40. Ba2 Kf6 41. Bxc4 Nxc4 {[%mdl 4096] Endgame KRN-KRN} 42. Re2 {Re6+ is the strong threat.} (42. Ra2 {is interesting.} cxb4 43. axb4 Rd6 44. Ra8 Nb6 45. Rg8) 42... cxb4 43. axb4 {Hoping for Re6+.} Kf7 44. Ra2 Rd2 45. Ra7+ Kf6 46. Ra6+ Rd6 47. Ra8 Rd2 {[#]} ({Black should play} 47... Nb6 $14 48. Rg8 Kf7) 48. Rf8+ $1 $16 Kg7 {[#]} 49. Ne6+ Kh7 50. Rf7+ Kh8 51. Rb7 Ne3+ $2 {This move loses the game for Black.} (51... Ne5 $16) 52. Kf3 $18 Ng4 (52... Nd5 $142 53. Rxb5 Nf6 54. Rb8+ Kh7 55. Rb7+ Kg8 56. Rg7+ Kh8) 53. Kf4 Rd6 54. Re7 Nh6 55. Kg5 Ng8 56. Re8 Kh7 57. f3 Rb6 58. Kf4 Rb7 59. Ke5 Ne7 $2 (59... f4 60. Nxf4 Ne7) 60. Kd6 Ng8 61. Kc6 Ra7 62. Kxb5 Nf6 63. Rd8 Re7 64. Ng5+ Kg7 65. Kc6 Re3 66. b5 Ng8 67. b6 Rc3+ 68. Kd6 Rd3+ 69. Kc5 Rc3+ 70. Kd4 Rb3 71. Rd7+ Kf8 72. b7 Ke8 73. Rc7 Ne7 74. Kc4 ({Less strong is} 74. Rc8+ Kd7 $16) 74... Rb1 75. Rc8+ Kd7 76. b8=Q {[%csl Gc8][%cal Rb8c7]} Rc1+ 77. Kd4 {White wants to mate with Rd8+.} Rxc8 78. Qb5+ Rc6 79. Nf7 Ke6 80. Nd8+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.13/Black=0.34} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.1"]
[White "Barseghyan, Armen Ar."]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2362"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,63,20,-2,29,22,42,47,53,39,39,23,54,27,27,22,26,25,22,22,31,-14,-28,-65,0,8,17,0,0,0,9,7,6,0,5,10,32,27,30,13,72,43,57,53,56,42,55,0,100,92,378,379,556,556,1297,1287]} 1. Nf3 d5 2. g3 c6 3. Bg2 Bg4 4. O-O Nd7 5. h3 Bh5 6. d3 e5 {A07: Réti Opening: New York and Capablanca Systems.} 7. c4 d4 8. e3 dxe3 {White is slightly better.} 9. Bxe3 Ngf6 {[#]} 10. Re1 $146 ({Predecessor:} 10. Nc3 Be7 11. Qd2 O-O 12. g4 Bg6 13. Rad1 Qc7 14. Nh4 Rad8 15. d4 exd4 16. Bxd4 Nxg4 17. hxg4 Bxh4 {1-0 (45) Stefanova,A (2517)-Ushenina,A (2494) Beijing 2014}) 10... Bb4 11. Nc3 (11. Nbd2 {seems wilder.} O-O 12. a3 Be7 13. Qc2 Re8 14. b4) 11... O-O 12. Qb3 Bxf3 13. Bxf3 a5 14. a3 Nc5 15. Bxc5 (15. Qc2 $5 {[%cal Ra3b4]} Qxd3 16. Qxd3 Nxd3 17. axb4 Nxe1 18. Rxe1 axb4 19. Ne2 $11) 15... Bxc5 16. Na4 {[%cal Bc3a4,Ba4b2,Bb2c4,Bc4a5][%mdl 32]} Ba7 (16... Bd4 $1 $15) 17. c5 $11 Qc7 18. Qc3 $36 {[%mdl 2048] White fights for an advantage.} Rfe8 19. b4 axb4 20. axb4 Rad8 21. Nb2 Bb8 22. Nc4 Nd5 23. Qb2 Qd7 24. Bg2 Qf5 (24... h5 $11 {keeps the balance.}) 25. Ra3 {[%cal Ba1a3,Ba3d3,Bd3e3][%mdl 32]} Nf6 26. Na5 Rxd3 {[#]} 27. Qc2 $1 e4 {[#]} 28. Rxe4 $1 {[%mdl 64] Remove Defender} Nxe4 (28... Qxe4 $11 29. Bxe4 Rxa3) 29. Rxd3 $16 {Threatens to win with Bxe4.} Nxg3 {[%mdl 8192]} 30. fxg3 $18 Bxg3 {[#]} (30... Qc8 $142 31. Nc4 g6) 31. Re3 $1 {[%cal Re3e8][%mdl 512]} Qd7 (31... Bh2+ 32. Kh1) 32. Qd3 {Weighted Error Value: White=0.08/Black=0.39} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.2"]
[White "Yeremyan, Alen"]
[Black "Babujian, Levon"]
[Result "0-1"]
[ECO "E11"]
[WhiteElo "2274"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,86,12,26,21,5,27,-7,-4,0,0,-15,0,-45,-41,-83,-88,-105,-61,-58,-56,-67,-61,-60,-66,-54,-70,-95,-83,-115,-85,-144,-143,-301,-300,-307,-292,-282,-238,-420,-422,-441,-447,-472,-485,-486,-475,-475,-475,-465,-465,-462,-456,-478,-452,-498,-484,-479,-462,-478,-483,-527,-535,-539,-515,-624,-562,-562,-562]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 c5 5. Nc3 cxd4 6. Nxd4 O-O 7. e3 Nc6 8. Be2 d5 9. cxd5 exd5 10. O-O Nxd4 11. exd4 Be6 {[#] E51: Nimzo-Indian: Rubinstein: 4...0-0 5 Nf3 d5.} 12. Bf3 $146 ({Predecessor:} 12. a3 Bd6 13. Nb5 Bb8 14. Be3 a6 15. Nc3 {½-½ (15) Meduna,E (2450)-Cvetkovic,S (2410) Trnava 1981}) 12... Rc8 13. Ne2 Qb6 {The position is equal.} 14. Bf4 Ne4 15. Qd3 g5 16. Be3 f5 17. a3 Bd6 18. Nc3 Nxc3 19. bxc3 g4 {[%cal Rg4f3]} 20. Be2 Qc7 {Strongly threatening ...f4.} 21. g3 Qxc3 22. Qb5 {[#] Hoping for Rfc1.} Qc6 ({Reject} 22... Bxa3 $6 23. Qxb7 Rfe8 24. Bb5 $14) 23. Qa5 Qc7 $36 {[%mdl 2048] Black has strong initiative.} 24. Qa4 Qc2 25. Qb5 (25. Qxc2 $142 Rxc2 26. Rfe1) 25... a6 $17 26. Qxb7 {Now White is beyond hope.} (26. Qd3 $17) 26... Qxe2 $19 27. Qb6 Rfd8 28. Bg5 Bc7 29. Qa7 (29. Qb7 {was forced.} Re8 30. Rac1) 29... Re8 30. Rac1 {Black is clearly winning.} Bd6 31. Rce1 Qb5 32. Rb1 {[#]} Rc7 $1 33. Qb6 Qxb6 34. Rxb6 Bxa3 35. Rxa6 Bf8 36. Bf4 Rb7 37. Re1 Bf7 38. Be3 Reb8 39. Kg2 Bg7 40. Rd6 Rb6 41. Rd7 Bf6 42. Bf4 R8b7 43. Rxb7 Rxb7 {Weighted Error Value: White=0.31/Black=0.10} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.3"]
[White "Shahinyan, David"]
[Black "Davtyan, Artur"]
[Result "1-0"]
[ECO "B26"]
[WhiteElo "2452"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,97,-21,-14,-4,-15,-8,-7,0,-14,-6,-3,-17,-18,0,-14,-14,-21,72,60,55,68,65,62,85,9,27,7,27,18,20,22,13,16,36,19,42,41,220,204,199,204,202,192,169,174,506,475,796,772,971,974,1000,735,990,986,969,953,2962,1288,2053,2721,2944,2768,2159,2084,1976,899,5110,5058,12842,5622,12840,12837,29984,29985,29995,29996,29996,29997,29997,29998,29998,29999]} 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 d6 6. Be3 Rb8 7. Qd2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 8. f4 b4 9. Nd1 $1 a5 {B26: Closed Sicilian: 3 g3, lines with early Be3.} 10. Nf3 e6 11. O-O Nge7 {The position is equal.} 12. a3 O-O 13. axb4 axb4 14. Qf2 f5 15. e5 dxe5 {[#]} 16. fxe5 $146 ({Predecessor:} 16. Nxe5 Nxe5 17. fxe5 Bxe5 18. Bxc5 Rb5 19. Kh1 Bb7 20. Bxb7 Rxb7 21. d4 Bf6 22. Re1 {1-0 (33) Jurkovic,H (2390)-Cebalo,M (2495) Pula 1996}) 16... c4 (16... Bb7 $11) 17. dxc4 $16 Nxe5 18. Nxe5 Bxe5 19. Re1 Bf6 20. Ra7 (20. Ba7 $16 Rb7 21. Bxb7 Bxb7 22. Qb6 (22. Rxe6 Qd7 $11) 22... Qxb6+ 23. Bxb6) 20... e5 $11 21. Bc5 e4 22. Ne3 Rf7 23. Rd1 Qe8 24. Bd6 $36 {[%mdl 2048] White has good play.} Rb7 25. Ra8 Qc6 26. c5 {And now Bf1 would win.} Kg7 $2 {[#] A mistake that costs the game.} ({Black should try} 26... Rb5 $14 27. Ra4 Rxc5) 27. Bf1 $1 $18 Be6 28. Ra6 Qc8 {[#]} 29. Nc4 $1 Nd5 30. Ne5 {Hoping for c6.} e3 $2 (30... Ra7 {is a better chance.} 31. Nxf7 Rxa6 32. Bxa6 Qxa6) 31. Qf3 Rfc7 (31... b3 $142 32. cxb3 (32. Rxd5 bxc2 33. Ra1 Rxb2 $17) 32... Rxb3 33. Nxf7 (33. Rxd5 e2 $16) 33... e2 34. Qxe2 (34. Qxb3 Ne3 $17 {[%mdl 64] Promotion}) 34... Bxf7) 32. Rxd5 Bxd5 33. Qxd5 Re7 34. c6 Ra7 35. Rxa7 Rxa7 36. Nd7 Ra1 37. Nxf6 (37. Qe6 $142 Bd4 38. Be5+ Bxe5 39. Qxe5+ {[%mdl 64] Double Attack} Kh6 40. Qxe3+ Kg7 41. Qe7+ Kh6 42. Nf8) 37... e2 {[#]} 38. Nh5+ $1 gxh5 39. Qe5+ {[%mdl 64] Double Attack} Kf7 40. Qe7+ Kg6 41. Qxe2 Qg8 42. c7 h6 43. Bf4 (43. Bxb4 $142 h4 44. gxh4) 43... h4 44. Qd3 {Intending Qd6+ and mate.} Qa8 45. Qd6+ {[%mdl 64] Double Attack. White mates.} Kh5 46. Qxh6+ Kg4 47. Qxh4+ Kf3 48. Qh5+ {[%mdl 64] Double Attack} Ke4 49. Qe2+ {Weighted Error Value: White=0.09/Black=0.70} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.4"]
[White "Harutyunian, Tigran K."]
[Black "Mikaelyan, Arman"]
[Result "1-0"]
[ECO "D18"]
[WhiteElo "2549"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,133,5,0,31,-8,35,31,20,31,32,29,41,21,17,18,14,0,0,0,28,27,27,14,65,68,64,36,56,70,69,58,62,61,62,41,45,39,32,38,68,59,85,76,91,81,238,242,225,158,167,167,154,164,127,143,158,147,155,154,157,156,156,150,158,144,127,129,407,406,411,427,419,365,350,343,719,720,709,700,670,589,1565,1320,2528,4817,2543,4864,4553,4660,1899,1796,4875,2723,2182,2077,29948,2308,29942,2260,2122,1796,1604,881,12836,5591,29971,29972,29969,29970,29969,29970]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O Nbd7 9. Qe2 Bg6 10. e4 Bxc3 11. bxc3 Nxe4 12. Ba3 Qc7 13. Rfc1 a6 {D18: Slav Defence: 5 a4 Bf5 6 e3.} 14. Nh4 {[#]} (14. Ne5 $5) 14... Ndf6 $146 (14... Nef6 {is more complex.} 15. Re1 O-O-O 16. Nf3 Kb8 17. Rac1 Nd5) ({Predecessor:} 14... Nef6 15. a5 c5 16. Qe3 O-O 17. Nxg6 hxg6 18. Be2 Nd5 19. Qd2 Rfd8 20. Bf3 Qxa5 21. Bxc5 {1-0 (63) Arvola,B (2458)-Bartholomew,J (2449) Fornebu 2017}) 15. f3 Nd6 {White is slightly better.} 16. Bxe6 O-O {Strongly threatening ...Rae8.} 17. Nxg6 hxg6 {[#]} 18. Qe5 $1 Rad8 {And now ...Rfe8 would win.} 19. Ba2 Rfe8 20. Qg3 Nh5 21. Qg5 b5 22. Re1 Nc4 23. Be7 Rd5 (23... Rb8 $11) 24. Qh4 $14 Qf4 25. Re4 Qd2 {...f5 is the strong threat.} 26. Qe1 $1 {[%cal Re1d2]} Qxe1+ 27. Raxe1 f5 28. Re6 {[%mdl 64] Double Attack} Kf7 $1 29. Rxc6 {aiming for Rc7.} Rxe7 30. Rxe7+ Kxe7 31. Rxa6 {Threatens to win with axb5.} Rd7 32. axb5 Nd6 {[#]} 33. b6 {[%mdl 1024] White has strong compensation.} Nf4 34. Kf2 Nd3+ $2 (34... Nb7 $16 {keeps fighting.}) 35. Ke3 $18 Nb2 36. Bd5 Ndc4+ 37. Bxc4 {[%mdl 64] Overworked Piece} Nxc4+ {[%mdl 4096] Endgame KRN-KR} 38. Kd3 Ne5+ {[#]} 39. Kc2 $1 Nc6 40. b7 $1 Nb8 41. Rxg6 Kd8 42. Rb6 Kc7 43. Rb5 g6 44. Kd3 Re7 45. h4 Nc6 $2 {[%mdl 8192]} (45... Re1 $16 46. h5 gxh5) 46. d5 Nb8 47. c4 {[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32]} Re1 48. c5 Rd1+ 49. Kc4 Rd2 $2 (49... Ra1 50. Kd4 Rh1) 50. g3 Rg2 51. c6 Kd6 52. Ra5 Rc2+ 53. Kd3 Rb2 54. Ra8 Kc7 55. d6+ Kxd6 56. Rxb8 {Threatening mate with Rd8+.} Kxc6 {KR-KR} 57. Rg8 Rxb7 58. Rxg6+ Kd5 59. Ke3 Ke5 60. f4+ Kd5 61. h5 (61. Rf6 $142 Rb3+ 62. Kf2 Ke4 63. Re6+ Kd5 64. Re5+ Kd6 65. h5 Rb8 66. Rxf5) 61... Rb3+ 62. Kf2 Rb2+ 63. Kf3 Rb3+ 64. Kg2 Rb2+ 65. Kh3 {White mates.} Ke4 66. h6 Kf3 67. Kh4 {Weighted Error Value: White=0.06/Black=0.39} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.5"]
[White "Melkonyan, Arshak"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2079"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,83,45,45,56,46,84,37,50,38,36,0,84,58,177,172,156,89,78,87,79,64,78,28,53,28,74,26,29,37,163,68,65,57,65,52,52,35,44,19,66,37,85,85,95,89,86,83,170,91,166,77,198,197,206,213,196,125,125,130,809,797,665,613,539,548,477,384,390,390,390,371]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. c4 O-O 5. Bg2 d6 6. Nc3 Nc6 7. O-O Nd7 8. Be3 e5 {E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6.} 9. Qd2 Re8 10. dxe5 Ndxe5 {White is slightly better.} 11. Nxe5 Nxe5 12. b3 {[#]} (12. Bg5 $5 {[%cal Rg5d8]} f6 13. Bf4 $11) 12... a5 $146 (12... Ng4 $1 $11) ({Predecessor:} 12... Ng4 13. Bd4 Bh6 14. f4 c5 15. Bf2 Bg7 16. Rad1 Nxf2 17. Kxf2 Rb8 18. Ne4 Bf5 {1-0 (55) Jirovsky,M (2410)-Meszaros,L Ceske Budejovice 1994}) 13. Bg5 Bf6 (13... f6 $14 14. Bf4 Rb8) 14. Bxf6 $18 Qxf6 15. Nd5 (15. f4 $142 {aiming for Nd5.} Nd7 16. f5) 15... Qd8 $16 16. Rad1 Bd7 17. Qd4 Bc6 18. Nc3 Qe7 19. Rfe1 h5 20. h3 a4 21. b4 Qe6 {[#]} (21... Bxg2 $14 22. Kxg2 Nc6) 22. Nd5 (22. e4 $1 $18) 22... Bxd5 $14 23. cxd5 Qe7 24. Rc1 b5 25. f4 Nc4 26. e4 {next Bf1 is good for White.} h4 27. g4 g5 28. Bf1 gxf4 29. Bxc4 bxc4 30. Rxc4 a3 (30... Qg5 $16) 31. Rec1 (31. Kg2 $18) 31... f3 (31... Qg5 $16) 32. Kf2 (32. Rxc7 Qxe4 33. Qxe4 Rxe4 $11) (32. Qe3 $18 {is more deadly.}) 32... Qg5 (32... c5 $16 33. bxc5 dxc5 34. Qxc5 Qe5) 33. Kxf3 $18 Re5 {intending ...Rae8.} 34. Qe3 {[#] Black must now prevent Qxg5+.} ({Don't play} 34. Rxc7 $6 Qf6+ 35. Ke3 Kg7 $16) 34... Qg6 35. Rxc7 (35. Qf4 $18) 35... Rae8 $16 {[%cal Re5e4]} 36. Rc8 {Rxe8+ is the strong threat.} Kh7 $2 {[%mdl 8192]} (36... Qf6+ $16 37. Kg2 Kg7 38. Rxe8 (38. Qxa3 Rxc8 39. Rxc8 Rxe4 $14) 38... Rxe8) 37. Rxe8 $18 Rxe8 38. Rc7 Rb8 39. Qd4 Kg8 40. b5 {And now b6 would win.} Qg7 41. Qxg7+ Kxg7 42. Ra7 {Weighted Error Value: White=0.30/Black=0.41} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.6"]
[White "Vardanian, Haik G."]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2389"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "168"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,168,4,30,45,32,20,67,66,58,49,57,23,37,31,33,14,14,14,25,21,61,48,72,57,70,62,65,59,60,63,62,70,93,67,69,35,23,37,81,49,58,52,53,50,54,59,89,124,110,87,245,222,237,167,154,74,73,69,65,75,262,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-29939,-29961,-29957,-29957,-29937,-12332,-5097,-5097,-29966,-29968,-29968,-29965,-29978,-29979,-29979,-29979,-29979,-29979,-29982,-29982,-29984,-29983]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. Bg5 h6 6. Bxf6 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3.} Qxf6 7. e4 {[#]} g6 $146 ({Predecessor:} 7... Bb4 8. Bxc4 c5 9. O-O Bxc3 10. bxc3 cxd4 11. cxd4 O-O 12. Qd3 Nc6 13. e5 Qe7 14. Qe4 Rd8 15. Bd3 g6 16. Rad1 Bd7 {1-0 (29) Lettieri,G (2431)-Fernandez Diaz,C (2303) Barcelona 2019}) 8. Bxc4 {White is slightly better.} Bg7 9. Qe2 O-O 10. h4 c5 11. e5 Qf4 12. h5 g5 $1 {[%cal Rg5g4]} ({But not} 12... cxd4 $2 13. Rh4 $1 $18) 13. g3 Qg4 14. O-O-O Nc6 {[%cal Rc5d4]} 15. dxc5 Nxe5 16. Nxe5 Qxe2 17. Bxe2 {f4 is the strong threat.} Bxe5 18. Bf3 Bxc3 19. bxc3 a5 20. Kb2 Ra6 21. c4 e5 22. Rd6 Rxd6 $1 23. cxd6 $14 {[%mdl 4096] Endgame KRB-KRB} b6 24. Bc6 Be6 25. Kc3 Rd8 26. d7 Kf8 $1 ({Not} 26... Bxd7 $2 27. Rd1 $1 $18) 27. Rb1 Bxd7 28. Bxd7 Rxd7 29. Rxb6 {KR-KR} Rd1 $2 (29... e4 $16) 30. Rxh6 $18 Rf1 31. Rf6 Ke7 32. Rf3 ({Better is} 32. Ra6 $1) 32... g4 $16 33. Re3 Kd6 34. Re2 Rh1 $2 (34... f6 $16) 35. Rd2+ $2 (35. c5+ $1 $18 Ke6 36. Kc4) 35... Kc6 $11 36. Rd5 Rxh5 37. Kd3 Rf5 38. Ke2 a4 39. Ra5 Rf3 40. Rxa4 Kc5 41. Ra5+ Kd4 $1 42. Rd5+ Ke4 $1 43. Ra5 Rc3 44. c5 Rc2+ 45. Kf1 f5 46. Kg2 f4 47. gxf4 exf4 48. Ra4+ $1 Kf5 {White must now prevent ...g3.} 49. Kg1 Rxc5 50. Rb4 Rc1+ 51. Kg2 Rc2 52. Rb5+ Kf6 {Threatens to win with ...g3.} (52... Ke4 {feels hotter.} 53. Rb4+ Ke5 54. Rb5+ Kd4 55. Rb4+ Rc4) 53. Kg1 Rxa2 54. Rc5 $1 Re2 55. Ra5 Re5 (55... Re7 {seems wilder.} 56. Ra8 Rf7 57. Ra6+ Ke5 58. Ra5+ Kd6) 56. Ra8 Re2 57. Ra5 f3 (57... Rd2 {feels hotter.} 58. Ra6+) 58. Rb5 Re5 (58... Re8 {feels hotter.} 59. Kh2 Re4 60. Kg3 Ra4 61. Rb6+ Kg5) 59. Rb8 Kf5 60. Rf8+ $1 Kg5 61. Kh2 Rf5 (61... Ra5 {seems wilder.} 62. Rc8 Ra4 63. Rg8+ Kh5 64. Rg7 Kh6) 62. Ra8 Kh4 63. Rh8+ (63. Rg8 {looks sharper.} Rh5 64. Rg7 Rh6 65. Rg8 Rh7 66. Kh1) 63... Rh5 64. Rg8 Rh6 65. Rg7 $1 Rh8 66. Rg6 Rd8 67. Rg7 $1 Rd1 (67... Rd5 {is interesting.} 68. Rc7 Rh5 69. Rg7 Rh6 70. Kg1 Kh3) 68. Rh7+ Kg5 69. Rg7+ Kf5 (69... Kh5 {is more complex.} 70. Kg3 Rf1 71. Rg8 Rd1 72. Rh8+ Kg5) 70. Rf7+ Ke4 (70... Kg6 {keeps more tension.} 71. Rf4 Kh5 72. Ra4 Kg5 73. Re4 Kh4) 71. Re7+ Kd3 72. Kg3 {aiming for Rd7+.} Rg1+ 73. Kf4 Kd2 74. Ra7 $2 {[%mdl 8192]} (74. Re3 $11) 74... Ke2 75. Ra2+ {[#]} Kf1 $1 76. Rb2 Rg2 77. Ke3 {[#]} Kg1 $1 78. Ra2 g3 {Black mates.} 79. Ra1+ Kh2 80. Kxf3 Rxf2+ 81. Ke3 Rf7 82. Ra8 Rh7 83. Ra1 g2 84. Ra2 Kh1 {Never resign too early!  Weighted Error Value: White=0.11/Black=0.13} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.29"]
[Round "7.7"]
[White "Ohanyan, Emin"]
[Black "Gharibyan, Mamikon"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2255"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,123,53,60,31,30,26,37,25,35,8,8,10,12,10,25,2,18,8,14,-8,-19,-18,-23,-23,-5,-16,-16,-18,-18,-9,-8,-22,-22,-26,0,-14,0,-19,0,0,0,-10,-10,-24,-9,-38,-38,-38,-37,-37,-38,-41,-38,-50,-38,-38,-31,-45,-45,-44,-9,-45,-38,-38,-39,-51,-51,-66,-59,-59,-59,-66,-66,-66,-66,-70,-70,-70,-66,-70,-66,-70,-70,-70,-70,-70,-70,-85,-70,-107,-70,-70,-70,-70,-70,-70,-66,-70,-70,-70,-66,-70,-70,-77,0,-52,-52,-52,-52,-52,-52,-52,-52,-52,0,-52]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 g6 5. d3 h6 $1 6. Nd2 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Bg7 7. Nf1 d6 8. Ne3 {White is slightly better.} Nge7 9. O-O O-O 10. Ned5 Nxd5 11. Nxd5 Kh7 {[#]} 12. Be3 $146 ({Predecessor:} 12. c3 f5 13. f4 a6 14. a4 Rb8 15. Bb3 Na5 16. Bc2 Be6 17. Be3 b6 18. Qe2 {1-0 (41) Girya,O (2338)-Ivanenko,O (2125) Kemer 2007}) 12... Na5 13. a3 f5 14. f3 f4 15. Bf2 Nxc4 16. dxc4 g5 17. Kh1 h5 18. Qe1 Be6 19. Rd1 Rf7 20. Rd3 b6 21. b3 Qd7 22. Qd2 Bf8 23. Be1 Bxd5 24. Rxd5 Qe6 25. Rd3 Be7 26. Qe2 Rg8 27. Rg1 g4 28. a4 a5 29. Qf1 Rg6 30. Qe2 Rfg7 31. Qf1 Rh6 32. Qe2 Qg6 33. Rc3 Kg8 34. Rd3 Qg5 35. Qf1 Rhg6 36. Qe2 Qf6 37. Qf1 Qe6 38. Qe2 Kf8 39. Qf1 Ke8 40. Qe2 Rg8 41. Qf1 Kd7 42. Qe2 Kc7 43. Qf1 R6g7 44. Qe2 Qg6 45. Rc3 Bf6 46. Rd3 Qf7 47. Qf1 Qe7 48. Qe2 Rg6 49. Rc3 Qe6 50. Rd3 Bg5 51. Rc3 Be7 52. Rd3 R6g7 53. Rc3 Rh7 54. Rd3 Qg6 55. Rc3 Rhg7 56. Rd3 Qe6 57. Rc3 $1 h4 58. fxg4 Rxg4 59. h3 R4g6 60. Rf3 R6g7 61. Qf1 Rg6 62. Qe2 $1 {Weighted Error Value: White=0.07/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.1"]
[White "Sargsyan, Anna M."]
[Black "Gharibyan, Mamikon"]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2402"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,65,39,44,25,20,16,29,28,39,37,36,31,28,31,32,32,32,21,34,22,22,22,31,17,25,14,59,66,60,50,121,121,164,114,107,100,97,110,105,75,158,158,179,186,177,177,295,283,1809,1787,29994,29995]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. O-O Bg7 6. d3 Bg4 7. h3 {7.Nbd2 gains popularity.} Bxf3 8. Qxf3 Nf6 {[#]} 9. e5 $146 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} ({Predecessor:} 9. Nd2 O-O 10. a4 a5 11. Nc4 Nd7 12. Bd2 Re8 13. Rfe1 Ne5 14. Nxe5 Bxe5 15. Bc3 Bxc3 16. bxc3 b5 17. e5 Qc7 18. e6 {½-½ (55) Shubin,K (2441)-Karthikeyan,M (2606) Chess.com INT 2020}) 9... Nd5 10. Re1 O-O 11. Nd2 {White has an edge.} Nb4 12. Qd1 Qd5 13. a3 Na6 14. Nf3 Rad8 15. Bg5 Rfe8 16. Qe2 h6 17. Bd2 Nc7 18. Rad1 Ne6 19. Bc1 Kh7 20. c3 f5 21. Nh4 Rf8 22. f4 Qd7 (22... h5 $14) 23. g4 $16 Qe8 24. gxf5 gxf5 25. Kh2 Qf7 26. Rg1 {Black must now prevent Rg6.} Rg8 27. b4 b6 (27... cxb4 $142 28. axb4 Bh8) 28. Rg6 Bh8 29. Rdg1 {[%cal Bd1g1,Bg1g6,Bg6c6][%mdl 32]} Rxg6 30. Rxg6 $40 {[%mdl 128] White attacks with force.} Nf8 (30... Bg7 $142 31. Be3 cxb4) 31. Rxc6 $18 Qd5 $2 {[#]} (31... Bg7 32. bxc5 bxc5) 32. Rxh6+ $3 {[%mdl 512]} Kg7 (32... Kxh6 33. Nxf5+) 33. Nxf5+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.08/Black=0.42} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.2"]
[White "Hayrapetyan, Hovik"]
[Black "Ohanyan, Emin"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2488"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "126"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,126,72,70,56,57,30,55,70,62,36,146,121,120,88,157,35,37,30,37,40,34,37,39,47,28,44,14,8,8,0,0,0,8,9,9,7,114,114,114,114,114,114,114,114,114,114,114,114,114,114,114,114,104,110,170,141,114,106,70,77,121,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. d4 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Rb1 O-O 9. Be2 cxd4 10. cxd4 Nc6 11. d5 Ne5 12. Nxe5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bxe5 13. O-O $1 e6 14. f4 {White is slightly better.} Bc7 15. Bc4 Bb6+ (15... b5 $14 16. Bb3 (16. Rxb5 Ba6 $14) (16. Bxb5 exd5 17. exd5 Rb8 $14) 16... Rb8) 16. Kh1 $16 exd5 17. Bxd5 {Black must now prevent f5.} Be6 {[#]} 18. Bxe6 $146 ({Much weaker is} 18. Bxb7 $6 Bxa2 19. Rxb6 Qxd1 $11) ({White should try} 18. f5 $1 $16 {[%cal Rf5e6]} Bxd5 19. exd5) ({Predecessor:} 18. f5 Bxd5 19. exd5 Qd7 20. Bb2 Rfd8 21. Qd2 Qd6 22. Qc3 f6 23. fxg6 Bc7 24. gxh7+ {1-0 (30) Porcelli,D-Dumont,G (1777) ICCF email 2008}) 18... Qxd1 $1 $14 {[%cal Rd1f1] [#]} 19. Bxf7+ $1 Rxf7 {[%cal Rd1f1]} 20. Rxd1 Rc8 21. g4 Rc2 22. f5 Re7 23. Re1 Ba5 24. Bg5 Re8 25. Re3 Bb6 26. Ree1 Ba5 27. Rf1 $36 {[%mdl 2048] White has good play.} Rxe4 28. f6 {White wants to mate with f7+.} Kf7 ({Worse is} 28... Rxg4 29. f7+ Kf8 30. Bh6+ Ke7 31. f8=Q+ Kd7 32. Rf7+ Kc6 33. Rf6+ Kd5 34. Rd6+ Kc5 35. Be3+ Kc4 36. Qg8+ Kc3 37. Qb3#) (28... Rc7 $1 $11 {remains equal.}) 29. Rxb7+ $16 {[%mdl 64] Double Attack} Rc7 30. Rxc7+ Bxc7 {[%mdl 4096] Endgame KRB-KRB} 31. Rd1 {Hoping for Rd7+.} Bf4 32. Rd7+ Ke8 {[#]} 33. Rd8+ {[%mdl 512]} Kf7 {[#]} 34. Bxf4 Rxf4 {KR-KR} 35. g5 {Threatens to win with Rd7+.} Ra4 36. Rh8 Rh4 37. Rc8 a5 (37... Ra4 $16) 38. Rc7+ $18 Kg8 39. Rg7+ Kf8 40. Ra7 a4 41. Kg2 (41. Ra5 $16) 41... Rg4+ $11 {The position is equal.} 42. Kf3 Rxg5 43. Rxh7 Rf5+ 44. Kg3 Rc5 45. Kg4 Rc2 46. a3 Ra2 47. Kg5 Rg2+ 48. Kf4 Ra2 49. Rg7 (49. Ra7 {looks sharper.} Rxh2 50. Kg3 Rc2 51. Kg4 Rg2+ 52. Kf3) 49... Rxh2 50. Ra7 Rh3 51. Kg5 Rxa3 52. Kxg6 {[%cal Ra7a8]} Rg3+ 53. Kf5 a3 54. Ra8+ (54. f7 {keeps more tension.} Re3 55. Kf6 Rf3+ 56. Kg6 Rg3+ 57. Kf5) 54... Kf7 55. Ra7+ Kf8 56. f7 Rf3+ 57. Kg6 Rg3+ 58. Kf6 {[%cal Ra7a8]} Rf3+ 59. Kg6 {aiming for Ra8+.} Rg3+ 60. Kf6 {[%cal Ra7a8]} Rf3+ 61. Kg6 {Ra8+ is the strong threat.} Rg3+ 62. Kf6 {[%cal Ra7a8]} Rf3+ 63. Ke6 {Intending Ra8+ and mate.} Re3+ {Weighted Error Value: White=0.06/Black=0.08} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.3"]
[White "Danielyan, Vahe"]
[Black "Vardanian, Haik G."]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2357"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,50,0,0,22,0,19,4,19,16,16,12,29,-2,-2,0,0,-12,-3,-35,-30,-84,-89,-264,-260,-263,-261,-245,-254,-511,-510,-510,-510,-687,-552]} 1. e4 c5 2. Nc3 e6 3. Nf3 a6 4. g3 d6 5. d4 cxd4 6. Nxd4 Nf6 7. Bg2 Be7 8. O-O O-O 9. b3 Qc7 10. Bb2 Rd8 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack.} 11. Re1 Nc6 12. Nce2 {[#]} e5 $146 {The position is equal.} ({Predecessor:} 12... Bd7 13. c4 Rac8 14. Nxc6 Bxc6 15. Nd4 {½-½ (15) Sydor,A-Garcia Martinez,S Bucharest 1971}) 13. Nxc6 Qxc6 14. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Be6 (14... Nxe4 $6 15. Nd4 $1 $16 {[%mdl 512]}) 15. a5 d5 16. Bxe5 {Threatens to win with Nd4.} dxe4 17. Qc1 Qc5 18. Qb2 (18. Bxf6 $5 Bxf6 19. Ra4 $15) 18... Rd2 {Hoping for ...Rc8.} 19. Bc3 {[#]} (19. Bd4 $11 {remains equal.} Qxc2 20. Qxc2 Rxc2 21. Rac1) 19... e3 $1 $17 {[%cal Re3f2]} (19... Rad8 20. b4 $14) 20. Bd4 $2 {Loses the game.} (20. Bxd2 $17 {was forced.} exf2+ 21. Kh1 fxe1=N 22. Bxe1) 20... exf2+ (20... Qxc2 21. Qxc2 Rxc2 22. Bxb7 $11) (20... Rxc2 21. Bxc5 exf2+ 22. Bxf2 $11) 21. Bxf2 {[#]} Ng4 $1 {[%mdl 512]} 22. Bxc5 Bxc5+ 23. Qd4 $2 ({But not} 23. Kh1 $2 Nf2+ 24. Kg1 Nd3+ 25. Kh1 Nxb2 $19) (23. Nd4 {is the only way for White.} Bxd4+ 24. Qxd4 Rxd4 25. Bxb7) 23... Rxd4 $19 {Black is clearly winning.} 24. Nxd4 Bxd4+ 25. Kf1 Bxa1 {Weighted Error Value: White=0.61/Black=0.05} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.4"]
[White "Mikaelyan, Arman"]
[Black "Melkonyan, Arshak"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2485"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,83,3,6,32,12,19,24,25,28,23,13,16,25,29,44,32,32,27,39,39,45,37,30,42,37,35,39,77,31,56,50,73,43,42,42,42,44,53,57,54,43,55,70,85,65,93,93,93,92,92,92,79,83,84,83,101,133,107,116,164,160,612,610,610,610,637,606]} 1. c4 e6 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. b3 O-O 7. Bb2 d5 8. cxd5 exd5 9. d4 Nbd7 10. Nc3 a6 {E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7.} 11. Ne5 Bd6 {[#]} 12. Nc4 $1 Bb4 {[#]White has an edge.} 13. Rc1 $1 Re8 {[#]} 14. e3 $146 ({Predecessor:} 14. Ne3 c6 15. a3 Bf8 16. Na4 a5 17. Rc2 g6 18. Bh3 Bd6 19. Ng2 Qe7 20. Qc1 {1-0 (62) Kurajica,B (2493)-Tica,S (2419) Mali Losinj 2019}) 14... Rb8 (14... c6 15. Nd2) 15. Ne5 Bd6 16. f4 c5 17. Na4 cxd4 18. Nxd7 Nxd7 19. Qxd4 {[%csl Gb2][%cal Rd4g7]} Bf8 20. Rfe1 b5 {[#]} 21. Nc5 Nxc5 22. Rxc5 Qb6 23. Rc2 Qe6 24. Rc7 Ba8 25. Bf3 Rbc8 26. Rec1 Rxc7 27. Rxc7 Qxe3+ 28. Qxe3 Rxe3 29. Kf2 Re8 30. Bd4 a5 31. Be2 Rb8 32. Ba7 Rb7 33. Rxb7 Bxb7 34. Bxb5 $16 {[%mdl 4096] Endgame KBB-KBB} Bb4 35. Ke3 f6 36. Kd4 Kf7 37. Bc5 Be1 {Threatens to win with ...Bf2+.} 38. Kd3 Ke6 39. a3 {And now Bd4 would win.} g5 $2 (39... h5 $16 40. Bd4 h4) 40. fxg5 $18 {White is clearly winning.} fxg5 41. Bd4 Kf5 42. Bd7+ {Weighted Error Value: White=0.04/Black=0.37} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.5"]
[White "Davtyan, Artur"]
[Black "Harutyunian, Tigran K."]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2466"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "147"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,147,24,40,26,50,45,47,39,41,51,52,33,48,28,35,26,29,33,45,42,39,39,37,33,41,31,31,37,50,50,45,14,24,31,81,81,84,85,85,77,79,78,116,118,221,200,206,203,379,379,379,372,379,379,347,347,372,346,372,364,350,339,286,196,29938,29939,29938,29940,29940,29942,29941,29941,29942,29946,29944,12847,29954,29957,29960,29955,29952,4133,29949,29939,29961,29959,29963,29954,29956,29956,29956,29957,29959,29960,29955,29957,29960,29955,29955,29956,29951,29954,29957,29957,29961,29963,29963,29964,29964,29965,29966,29967,29967,29953,29957,0,29967,29968,29970,29968,29967,29970,29969,29969,29976,29977,29975,29976,29975,29976,29979,29973,29985,29986,29986,29987]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 d6 4. O-O Bd7 5. c3 a6 6. Ba4 Nf6 7. Re1 e5 8. h3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Be7 9. d4 b5 10. Bc2 {White is slightly better.} cxd4 11. cxd4 O-O 12. Nc3 Rc8 13. a3 exd4 14. Nxd4 Nxd4 15. Qxd4 Be6 {[#]} 16. Bf4 $146 ({Predecessor:} 16. Be3 Nd7 17. f4 Rc6 18. Rac1 Qc7 19. Qd2 Rc8 20. Red1 h6 21. Kh1 Nf6 22. Re1 {½-½ (36) Atuan,J (2255)-Ploscaru,S (2258) ICCF email 2019}) 16... Nd7 17. Bxd6 Bxd6 18. Qxd6 Nb6 $1 19. Qxd8 Rfxd8 20. Red1 Rxd1+ 21. Bxd1 Nc4 22. b4 Nd2 23. Nd5 Rc4 24. f3 {Black is on the road to losing.} Bxd5 25. exd5 $16 {[%mdl 4096] Endgame KRB-KRN} Kf8 26. Be2 $1 {[%cal Re2c4]} Rc2 27. d6 {Black must now prevent a4.} (27. Re1 $5 {[%cal Rd5d6]}) 27... Nc4 28. Bxc4 Rxc4 {KR-KR} (28... bxc4 $16 29. Re1 Rd2) 29. Rd1 $1 $18 {d7 is the strong threat.} Ke8 30. Re1+ Kd7 $2 (30... Kd8 31. Re7 g5 32. Rxf7 Rc3 33. Rxh7 Rxa3) 31. Re7+ {[%mdl 64] Double Attack} Kxd6 32. Rxf7 a5 33. bxa5 Ra4 34. Rxg7 Rxa3 35. Rxh7 Rxa5 36. h4 Kc6 {and if ...b4 works, Black does fine.} 37. Rh6+ Kc5 {With the idea ...b4.} 38. Kh2 b4 $2 (38... Ra8 $18 39. g4 b4) 39. Rh5+ Kb6 40. Rxa5 Kxa5 {KP-KP} 41. h5 b3 42. h6 b2 43. h7 b1=Q 44. h8=Q {Qa8+ would kill now. KQ-KQ} Qe1 45. f4 Qf2 46. Qf6 Kb5 47. Qg5+ (47. Qe5+ $142 Kb6 48. Kh3 Qd2 49. f5 Qh6+ 50. Kg4 Qd2 51. Kf3 Qd1+ 52. Kg3) 47... Kc6 48. f5 Kd7 49. Kh3 Qf1 50. Qg7+ Ke8 51. Qe5+ Kf7 52. Kg3 Qd1 53. Qe6+ Kf8 54. Qe4 Kf7 55. Kh4 Qd8+ 56. Kh3 Qh8+ 57. Qh4 Qc3+ 58. g3 $1 Qf3 59. Qh7+ Kf8 60. Qh6+ $1 Kf7 {[#]} 61. Qg6+ $1 Kf8 62. Qf6+ Kg8 63. Qe6+ Kf8 64. Qf6+ Kg8 $1 65. Kh4 {White mates.} Qf2 66. Qg5+ Kf7 67. Kh5 Qh2+ {[#]} 68. Qh4 $1 Qe2+ 69. Kh6 Qa6+ 70. Kh7 Qb7 71. Qh6 Qf3 72. Qg6+ Kf8 73. f6 {[%csl Gh7][%cal Rg6g8]} Qh5+ 74. Qh6+ {Weighted Error Value: White=0.06/Black=0.50} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.6"]
[White "Babujian, Levon"]
[Black "Shahinyan, David"]
[Result "0-1"]
[ECO "C12"]
[WhiteElo "2440"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,62,-16,-9,-53,-40,-49,22,10,16,-97,-88,-105,-107,-113,-114,-98,-106,-193,-201,-358,-356,-557,-346,-340,-314,-310,-315,-370,-368,-370,-368,-372,-355,-379,-337,-510,-486,-704,-688,-691,-682,-831,-789,-1166,-1144,-1395,-1395,-1372,-1335,-1313,-1294]} 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 g6 (7... Nxc3 8. Qxg7 Kd7 9. Qxf7+ (9. Bd2 Qg8 $16) 9... Kc6 10. a3 $18) 8. Bd3 {C12: French: Classical System: McCutcheon Variation.} Nxc3 9. a3 Na4+ (9... Ba5 $15 10. Bd2 {[%mdl 64] Pin} Na4 11. Bxa5 Nxb2) 10. axb4 $11 {The position is equal.} Nxb2 {[#]} 11. Bxg6 $146 (11. Be2 $11 {keeps the balance.}) ({Predecessor:} 11. Ne2 Qe7 12. Bd2 b6 13. O-O Kf8 14. h4 Kg7 15. h5 Nxd3 16. cxd3 Kh7 17. g3 {1-0 (32) Nonhoff,H-Schunk,T Germany West 1985}) 11... fxg6 $17 {Black keeps a firm grip on the game.} 12. Qxg6+ Kd7 13. Qg7+ Kc6 14. b5+ Kb6 15. Bd2 (15. Ne2 $17) 15... Nc4 $19 16. Bb4 $2 {[#]} (16. Bxh6 {was necessary.} Bd7 17. Nh3) 16... Kxb5 17. Ne2 (17. Ba3 $142) 17... Kc6 18. Nf4 b6 19. Ng6 Re8 20. h4 Kb7 21. Qxh6 Nc6 22. Bc3 Ne7 23. h5 Bd7 24. O-O-O (24. Nf4 $142) 24... Nxg6 {Black is clearly winning.} 25. hxg6 (25. Qxg6 $142 Qe7 26. Qd3) 25... Qe7 26. Kb1 Rg8 27. Rd3 Raf8 28. f4 Be8 29. Rg3 {[#]} Bxg6 $1 {[%mdl 512]} 30. Rxg6 Qa3 31. Rh3 Rh8 {Weighted Error Value: White=0.93/Black=0.18} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.30"]
[Round "8.7"]
[White "Barseghyan, Armen Ar."]
[Black "Yeremyan, Alen"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2362"]
[BlackElo "2274"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,89,4,20,-9,0,0,0,-22,-9,-14,-14,-16,-5,-7,-5,-15,14,0,58,64,43,27,24,32,35,48,48,41,38,45,39,33,58,58,127,127,127,130,122,116,158,161,174,165,276,274,277,277,270,255,267,262,250,232,239,235,230,219,287,297,360,271,408,407,373,316,459,412,412,412,514,514,784,763,12840,12841,12841,12841]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 d6 6. Nc3 e5 {6...e5 scores better than 6...Nc6.} 7. d3 Nc6 8. Nd2 {A26: English Opening vs King's Indian with ...Nc6 and d3.} Be6 9. Rb1 Qd7 10. Re1 {[#] The position is equal.} a5 $146 ({Predecessor:} 10... Bh3 11. Bh1 Ng4 12. e3 f5 13. Nf3 Bh6 14. Qe2 Rae8 15. Nd1 e4 16. dxe4 fxe4 {1-0 (47) Middelburg,T (2195)-De Vreugt,D (2255) Leiden 1997}) 11. a3 Bh3 12. Bh1 Qf5 (12... h6 {with more complications.} 13. e3 Nh7 14. b4 axb4 15. axb4 e4) 13. Nde4 (13. b4 {is more complex.} axb4 14. axb4 Qd7 15. Nf3 h6 16. e4) 13... Nxe4 14. Nxe4 h6 15. Nc3 Qh5 (15... Qd7 $11) 16. Nd5 Rac8 17. e3 Qxd1 18. Rxd1 a4 19. b4 {Threatens to win with b5.} axb3 20. Rxb3 b6 $1 21. Bd2 Bd7 22. Rdb1 Rfe8 23. a4 Nd8 {Black is on the road to losing.} ({Black should play} 23... Ne7 $14) 24. a5 $16 bxa5 25. Bxa5 Ne6 26. Rb7 {[%cal Ra5c7]} Ba4 {intending ...Bc2.} 27. Bxc7 Bc2 28. Bxd6 {Rc1 is the strong threat.} Bxd3 (28... Nc5 {keeps fighting.}) 29. Rd1 $18 e4 30. Ne7+ Rxe7 31. Bxe7 ({Resist} 31. Rxe7 $6 Bf6 $18) 31... Rxc4 32. Bg2 Bf8 33. Rb8 Kg7 34. Bxf8+ Nxf8 35. Bf1 Bxf1 36. Kxf1 {[%mdl 4096] Endgame KRR-KRN} Ne6 37. h4 g5 (37... h5 $142 38. Rb7 Rc5) 38. Rd5 Kg6 39. Rb7 h5 (39... gxh4 $142 40. gxh4 Rc6) 40. Rbb5 Rc1+ 41. Kg2 gxh4 42. gxh4 {White is clearly winning.} f6 (42... Ng7 $142 43. Rg5+ Kh7) 43. Rb6 Nf8 44. Rd8 Nh7 45. Rb7 {Weighted Error Value: White=0.11/Black=0.27} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.1"]
[White "Yeremyan, Alen"]
[Black "Sargsyan, Anna M."]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2274"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,90,-16,-21,0,-10,3,0,20,16,32,6,21,0,8,-12,-6,-37,-37,-33,-49,-71,-67,-64,-59,-62,-35,-59,0,-6,8,16,26,20,28,0,34,22,56,60,128,14,7,0,6,-28,-27,-65,-64,-62,-31,-100,-81,-75,-84,-124,-129,-142,-142,-140,-127,-192,-192,-196,-196,-189,0,0,0,-275,-275,-258,-257,-349,-356,-339,-333,-438,-425,-424,-409,-1007,-1317]} 1. g3 d5 2. Bg2 e5 3. d3 Nf6 4. Nf3 Bd6 5. O-O O-O 6. c4 d4 {A00: Irregular Openings.} 7. e3 dxe3 8. Bxe3 c6 {[#] The position is equal.} 9. Nc3 $146 ({Predecessor:} 9. d4 Ng4 10. Bg5 f6 11. Bc1 e4 12. Ne1 f5 13. Nc3 Be6 14. b3 Na6 15. Nc2 {½-½ (64) Werner,D (2314)-Koczo,K (2198) Budapest 2004}) 9... h6 10. h3 Bf5 11. Re1 Re8 12. g4 Bh7 13. g5 hxg5 14. Nxg5 Bg6 15. Nce4 Bb4 16. Rf1 Nxe4 17. Nxe4 Na6 18. Qg4 Be7 (18... Re6 $15 19. h4 f5 {[%mdl 64] Double Attack}) 19. Rad1 $11 Kh7 {Strongly threatening ...f5.} 20. Ng5+ Bxg5 21. Bxg5 (21. Qxg5 Qxg5 22. Bxg5 Nc5 $15) 21... Qc8 22. Qg3 f6 23. Be3 Qe6 24. d4 Qxc4 {[#]} (24... e4 $14) 25. dxe5 ({White must play} 25. d5 $1 $16) 25... Rxe5 26. Rd7 {Threatens to win with Rc1.} Nc5 27. Rd4 Qf7 28. Rfd1 Rae8 29. Kh2 Be4 30. Qh4+ ({White should try} 30. Bf1 $15) 30... Rh5 31. Bxe4+ (31. Rxe4 $2 Nxe4 32. Bxe4+ f5 $19) 31... Nxe4 32. Qg4 f5 33. Rd7 {[#]} Nf6 $1 {[%mdl 512]} 34. Rxf7 {[%csl Gf7][%cal Rg4g7]} Nxg4+ (34... fxg4 $6 35. Rxb7 a5 36. Rd4 $11) 35. Kg3 (35. Kg1 $17 Nxe3 36. fxe3) 35... Nxe3 $19 36. fxe3 Rxe3+ {[%mdl 4096] Endgame KRR-KRR} 37. Kf2 Rexh3 (37... Rhxh3 $19 38. Rdd7 Rhf3+ 39. Kg2 Rg3+ 40. Kf2 Ref3+ 41. Ke2 Kh6) 38. Rg1 $1 $11 Rh2+ 39. Kf3 $2 {[%mdl 8192]} (39. Kf1 $11) 39... R5h3+ $19 ({Worse is} 39... Rxb2 40. Rfxg7+ Kh8 41. Rg8+ Kh7 42. R8g7+ Kh8 43. Rg8+ Kh7 44. R8g7+ $11) 40. Kf4 {[#]} Rh4+ $1 (40... Rxb2 41. Rfxg7+ Kh8 42. Rg8+ Kh7 43. R8g7+ Kh8 44. Rg8+ Kh7 45. R8g7+ $11) 41. Ke3 Re4+ ({Not} 41... Rxb2 42. Rfxg7+ Kh8 43. Rg8+ Kh7 44. R8g7+ Kh8 45. Rg8+ Kh7 46. R8g7+ $11) 42. Kd3 Rg4 ({Inferior is} 42... Rxb2 43. Rfxg7+ Kh8 44. Rg8+ Kh7 45. R8g7+ Kh8 46. Rg8+ Kh7 47. R8g7+ $11) 43. Rxg4 fxg4 44. Rxb7 g3 {( -> ...g2)} 45. Ke3 (45. Rb4 $142) 45... Rc2 {Weighted Error Value: White=0.43/Black=0.14} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.2"]
[White "Shahinyan, David"]
[Black "Barseghyan, Armen Ar."]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2452"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "216"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,216,49,39,58,43,41,16,20,-16,-12,-18,35,21,24,17,16,13,11,3,8,0,0,0,0,0,-6,-4,62,0,-8,-14,-10,-9,0,-16,0,-11,-13,-25,-25,-28,-31,-31,-31,-31,-31,-52,-52,-52,-52,-77,-77,-77,-54,-77,-77,-77,-77,-77,-77,-77,-77,-77,-77,-77,-77,-90,-91,-91,-84,-91,-77,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,0,-92,-91,-91,-57,-63,-63,-63,0,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-91,-92,-56,-56,-56,-56,0,-50,0,-56,-56,-95,-22,-24,-24,-57,-57,-152,-152,-152,-152,-152,-152,-152,-152,-152,-151,-493,-155,-155,-156,-156,-159,-160,-153,-153,-153,-156,-156,-156,-156,-156,-156,-157,-157,-157,-122,-158,-157,-164,-148,-148,-115,-115,-114,-115,0,-148,0,-115,-115,-157,-157,-157,-156,-29991,-29992,-29992,-29993]} 1. c4 c5 2. Nc3 Nf6 3. g3 g6 4. Bg2 Bg7 5. Nf3 O-O 6. d4 cxd4 7. Nxd4 d6 8. O-O Nbd7 {8...Nc6 is setting a new trend.} 9. b3 a6 {E65: King's Indian: Fianchetto: 6...c5 7 0-0 without d5 by White.} 10. e3 Rb8 {[#]} 11. Bd2 $146 ({Predecessor:} 11. Bb2 Ne5 12. h3 Bd7 13. Qd2 Nc6 14. Nce2 Na7 15. a4 b6 16. Bc3 Rc8 17. Rfd1 {0-1 (52) Kosarev,I-Mandrikov,S (2057) Peterhof 2008}) 11... Nc5 {The position is equal.} 12. h3 Bd7 13. Qe2 Ne6 (13... e5 $11 14. Nc2 b5) 14. Nxe6 Bxe6 15. Rac1 Qd7 16. Kh2 b5 17. cxb5 axb5 18. Rfd1 Rfc8 19. e4 Qa7 20. Be3 ({Much worse is} 20. Nxb5 Qxa2 21. Rxc8+ Rxc8 $17) 20... Qa5 21. Nd5 Kf8 (21... Nxd5 $11 22. exd5 Bd7) 22. Bd4 ({White should try} 22. Rxc8+ $14 Rxc8 23. Bb6) 22... Rxc1 $11 23. Rxc1 {[#]} Ng4+ $1 24. hxg4 Bxd4 25. g5 Rc8 26. Rxc8+ Bxc8 27. Qc2 Bb7 28. b4 Qa7 {White must now prevent ...Bxd5.} 29. f4 Bxd5 30. exd5 Bg1+ 31. Kh1 Qe3 32. Qb3 Qe1 33. a3 Bd4+ 34. Kh2 Qd2 35. Qf3 Be3 36. Kh3 Qc1 37. Bf1 Qxa3 38. Bxb5 Qxb4 39. Bf1 Bd4 40. Qd3 Qb2 41. Qe2 Qb7 42. Bg2 Qa7 43. Bf3 Kg7 44. Kg2 h6 45. gxh6+ Kxh6 46. Qe4 Kg7 47. Qe2 Bf6 48. Qd2 Qc5 49. Qe2 Qd4 50. Qe4 Qb2+ 51. Qe2 Qc3 52. Qe4 Qc1 53. Be2 Kf8 54. Qc4 Qa1 (54... Qb2 {is interesting.} 55. Qb5 Qa1 56. Qc4 Bd4 57. Bf3 Qg1+) 55. Qc8+ Kg7 56. Qa6 Qe1 57. Bf3 Qc1 58. Qf1 Qc3 59. Qe2 Kf8 60. Be4 Qa1 61. Qd2 Bd4 62. Qe2 Qg1+ 63. Kh3 Bf6 (63... Qc1 {looks sharper.} 64. Bf3 Bc5 65. Be4 Qc3 66. Bf3 Qd4) 64. Qd2 Bd4 65. Qe2 $1 Bf2 {[%csl Gf2][%cal Rg1g3]} 66. Bg2 Bc5 (66... Qa1 {with more complications.} 67. Be4 Bg1 68. Kg2 Bc5 69. Qd2 Qa4) 67. Qb2 {[%cal Rb2h8]} Bd4 68. Qd2 Bf6 (68... f5 {keeps more tension.} 69. Qe2 Qc1 70. Qe6 Bf6 71. Qe2 Qc3) 69. Be4 $1 Qf1+ 70. Bg2 Qb1 (70... Qc4 {is more complex.} 71. Bf3 Kg7 72. Bg2 Qc8+ 73. Kh2 Bc3) 71. Kh2 Qf5 72. Qe2 Qc8 73. Qd2 Qg4 74. Qd3 Qh5+ 75. Kg1 g5 76. Bf3 Qh3 77. Bg2 Qh5 78. Bf3 $1 {[%cal Rf3h5]} Qh3 (78... g4 {seems wilder.} 79. Bg2 Bb2 80. Kf2 f5 81. Qe3 Qh2) 79. Bg2 Qc8 80. Kh2 g4 (80... gxf4 $17 81. gxf4 Qg4) 81. Bf1 Kg7 82. Qe4 Qh8+ 83. Kg1 ({White should play} 83. Kg2 $1 $15) 83... Kf8 $17 {Threatens to win with ...Bd4+.} 84. Be2 Bd4+ 85. Kf1 {[#]} Qh3+ $1 {[%mdl 64] Double Attack} 86. Qg2 {[#]} Qh5 $1 {[%cal Rh5g6]} 87. Qe4 Bc5 88. Bd1 $2 (88. Ke1 $17) 88... Qh3+ $2 (88... f5 $19 {and Black stays clearly on top.} 89. Qg2 Qh8) 89. Qg2 Qh7 {Strongly threatening ...Qd3+.} 90. Bxg4 Qb1+ 91. Ke2 Qc2+ 92. Kf1 Qc1+ 93. Ke2 Qe3+ 94. Kf1 Qd3+ 95. Qe2 Qxg3 {[%csl Gc5][%cal Rg3g1]} 96. Qf3 Qg1+ 97. Ke2 Bb4 {aiming for ...Qe1+.} 98. Kd3 Qc1 99. Qe3 Qc3+ 100. Ke4 Qc2+ 101. Qd3 Qg2+ 102. Qf3 Qg1 ({Better is} 102... Qb2 $17 {And now ...Bc5 would win.} 103. Qh3 Qb1+ 104. Kf3 Bc3) 103. Qd1 (103. Kd3 $1 $11 {was the only way to keep the balance.}) 103... Qg2+ 104. Qf3 $1 {[%cal Rf3g2]} Qb2 105. Qd3 Bc5 106. Be2 Qh8 {Hoping for ...Qh7+.} 107. Bf1 $2 (107. Qb3 $17) 107... Qh1+ 108. Qf3 f5+ $1 {Weighted Error Value: White=0.07/Black=0.06} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.3"]
[White "Harutyunian, Tigran K."]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2549"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,95,5,17,18,31,14,2,19,21,23,19,35,31,35,37,47,41,18,31,39,33,44,52,54,123,128,120,128,127,129,118,127,127,120,125,128,129,122,155,150,173,173,172,169,195,170,177,186,181,164,237,244,327,321,290,236,237,238,241,215,229,187,322,325,310,281,598,612,640,641,613,605,597,583,565,587,577,579,577,567,4994,4930,4132,703,29972,29973,29995,29996]} 1. d4 Nf6 2. Nf3 g6 3. Nbd2 d5 4. b4 Bg7 5. e3 a5 6. b5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} O-O 7. Be2 c5 8. bxc6 {The position is equal.} bxc6 9. Ba3 Na6 10. O-O c5 11. c3 {[#]} ({Much weaker is} 11. Bxc5 Nxc5 12. dxc5 Ne4 $17) 11... Nd7 $146 ({Predecessor:} 11... Qc7 12. Rc1 c4 13. h3 Bf5 14. Ne5 Rfb8 15. Re1 Ne4 16. Nxe4 {½-½ (16) Roy Chowdhury,S (2434)-Barsov,A (2480) Montcada 2008}) 12. Rb1 Qc7 13. Qa4 Bb7 14. Rfc1 Rfc8 15. Bb5 Nb6 16. Qb3 {Hoping for Bf1.} ({But not} 16. Qxa5 $2 Nb8 $19) 16... c4 {[#] White leaves nothing to chance now.} (16... Rab8 $14) 17. Bxc4 $1 $16 {[%mdl 512]} Nxc4 18. Nxc4 Qxc4 19. Qxc4 Rxc4 20. Rxb7 e6 21. h4 h6 22. Nd2 Ra4 23. Rb3 Rc8 24. Rcb1 Rc6 25. R1b2 Bf6 26. g3 Kg7 27. Kf1 Bd8 28. Ke2 Bc7 29. Kd3 Nb8 (29... Rac4 $142 30. Be7 f5) 30. Be7 $18 Nd7 31. Rb7 Nb6 32. Bc5 {[%cal Rc5b6]} Nd7 {[#]} 33. Bd6 {[%mdl 576] Deflection} Rxd6 (33... Bxd6 34. Rxd7) 34. Rxc7 {Strongly threatening Rbb7.} Nb6 35. f4 g5 (35... Ra3 {was called for.} 36. g4 h5) 36. hxg5 hxg5 37. e4 dxe4+ $2 (37... gxf4 {is a better chance.} 38. gxf4 Ra3) 38. Nxe4 {[%mdl 64] Double Attack} Nd5 39. Nxd6 Nxc7 {[%mdl 4096] Endgame KRN-KRN} 40. Kc2 Nd5 41. Kb3 Nxc3 42. Kxc3 {KRN-KR} Ra3+ 43. Kc4 g4 44. Rb7 Rxg3 45. f5 Kg8 46. f6 (46. Nxf7 $142 exf5 47. d5) 46... Rg1 47. Nxf7 g3 48. Ng5 {[%cal Rb7b8] Weighted Error Value: White=0.06/Black=0.43} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.4"]
[White "Melkonyan, Arshak"]
[Black "Davtyan, Artur"]
[Result "0-1"]
[ECO "D05"]
[WhiteElo "2079"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,77,8,-5,0,-8,26,19,29,0,28,0,0,0,4,0,19,0,0,0,-8,-8,-1,0,-20,-5,-25,-85,-105,-81,-89,-132,-209,-139,-133,-138,-133,-108,-126,-132,-129,-133,-136,-121,-114,-144,-109,-442,-435,-482,-483,-689,-663,-763,-759,-751,-745,-1743,-1612,-29986,-29987,-29999]} 1. d4 Nf6 2. Nf3 e6 3. e3 d5 4. Bd3 b6 5. b3 Bb7 6. Bb2 Be7 7. O-O O-O 8. Nbd2 c5 9. Ne5 Nc6 10. f4 Qc7 {D05: Colle System with ...e6.} 11. a3 Na5 12. Qe2 Rac8 {[#] The position is equal.} 13. Rfd1 $146 ({Predecessor:} 13. Rac1 Ne4 14. Nxe4 dxe4 15. Bc4 Nxc4 16. Qxc4 Bd5 17. Qe2 f6 18. Ng4 c4 19. a4 {0-1 (32) Le Tran Minh,N-Dang,T Ho Chi Minh City 2005}) 13... Rfd8 14. Rac1 Bd6 15. c4 Qe7 16. cxd5 exd5 17. dxc5 bxc5 18. Bc3 Nc6 {[%cal Rc6e5]} 19. Ndf3 h6 20. Nxc6 Bxc6 21. Ne5 Ba8 22. Bc2 (22. b4 $11) 22... d4 $1 $17 {[%cal Rd4c3]} 23. exd4 cxd4 24. Bxd4 {Threatening b4.} Bxa3 25. Ra1 {[#]} Rxd4 {[%mdl 512]} 26. Rxd4 Bc5 27. Rad1 Rd8 {[%mdl 64] Pin} 28. Qf2 Rxd4 29. Rxd4 {[#]} Bd5 $1 30. Kf1 Qc7 $36 {[%mdl 2048] Keeping White busy.} 31. Nf3 Bb6 {White must now prevent ...Bxf3.} 32. Qd2 $2 {[%mdl 8192] This costs White the game.} (32. Bd1 $17 {was the crucial defense.}) 32... Bxf3 $19 33. Rc4 Bc6 34. Bd3 (34. Ke1 $142) 34... Nd5 35. Ke2 Qe7+ 36. Kf3 Bb7 {Strongly threatening ...g5.} 37. Kg3 Ne3 {[%mdl 64] Double Attack} 38. Rc1 Nxg2 {[%csl Gg2][%cal Re7h4]} 39. Qe2 {Weighted Error Value: White=0.80/Black=0.05} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.5"]
[White "Vardanian, Haik G."]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "A43"]
[WhiteElo "2389"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,4,13,22,14,7,5,18,38,20,30,25,80,66,50,60,83,56,40,36,35,43,29,33,51,43,54,32,33,27,59,43,39,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,-15,-11,-8,-15,-23,-570,-494,-1076,-1070,-29973,-29974,-29974,-29975,-29975,-29976,-29976,-1112,-29977,-11564]} 1. d4 c5 2. dxc5 e6 3. Nf3 Bxc5 4. e4 Qb6 5. Qd2 Nf6 6. Bd3 {A43: Schmid Benoni.} d5 7. Nc3 {[#]} dxe4 $146 ({Predecessor:} 7... Bb4 8. e5 Nfd7 9. a3 Bxc3 10. Qxc3 Nc6 11. Bf4 Qc7 12. Bg3 O-O 13. O-O a6 {1-0 (46) Zakirov,A-Nishanov,M Cholpon Ata 2016}) 8. Nxe4 {The position is equal.} Nbd7 9. Nxc5 Nxc5 10. O-O {Hoping for Qg5.} Bd7 (10... O-O $11) 11. Be2 O-O 12. c4 a5 13. Ne5 Rfd8 14. Qc2 h6 15. Be3 {aiming for Nd3.} Qc7 16. f4 Bc6 17. Nxc6 ({Much worse is} 17. Bxc5 Be4 $15) 17... Qxc6 18. Bf3 Qc7 19. Rad1 Rac8 20. Bd4 Ncd7 21. Qe2 Re8 22. b3 e5 23. fxe5 Nxe5 24. Qf2 Nxf3+ 25. Qxf3 Re6 26. Rfe1 Rce8 27. Rxe6 Rxe6 28. Kh1 Qe7 29. Bg1 Ne4 30. Qf4 Nc3 31. Rd3 Ne2 32. Qb8+ Kh7 33. Rd8 $2 {[%mdl 8192] This costs White the game.} (33. Qd8 $11 {and White is okay.}) 33... Qg5 {( -> ...Qc1!)} 34. Rd1 (34. Rh8+ $142 Kg6 35. Re8) 34... Rg6 $19 {[%csl Gg6][%cal Rg5g2]} 35. Qxb7 {[#]} Ng3+ $1 {[%mdl 512]} 36. hxg3 Qh5+ {[%mdl 64] Double Attack} 37. Bh2 Qxd1+ 38. Bg1 Qh5+ 39. Bh2 Re6 {[%cal Re6e1] Weighted Error Value: White=0.52/Black=0.07} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.6"]
[White "Ohanyan, Emin"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "B15"]
[WhiteElo "2255"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,93,72,78,70,70,64,64,70,75,74,73,76,76,70,100,89,89,89,157,116,310,300,436,431,418,388,401,342,293,210,290,158,477,464,436,509,625,479,502,449,466,470,443,437,439,443,660,646,659,656,637,570,660,645,597,561,511,316,294,289,1036,902,29970,29973,29970,29974,29982,29977,29979,29980]} 1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. f4 d5 5. e5 h5 6. Nf3 Bg4 7. h3 Bxf3 8. Qxf3 e6 9. Bd3 h4 10. Be3 Ne7 11. O-O Nd7 12. Bf2 Nf5 13. Ne2 Bf8 14. c3 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} a5 15. b3 Ba3 16. Rab1 {White is slightly better.} Be7 17. c4 Kf8 18. Kh2 {[#]} Nb6 $146 ({Predecessor:} 18... Bb4 19. Ra1 Ba3 20. Rad1 Bb4 21. Bc2 Qc7 22. Ng1 a4 23. Qe2 axb3 24. axb3 Kg7 25. Nf3 Be7 {1-0 (42) Hedman,E (2372)-Norberg,J (2313) Vesteras 2011}) 19. Rfc1 Ra7 20. Nc3 Kg7 21. Rc2 a4 (21... Ra8 $142) 22. Nxa4 dxc4 $2 {[#]} (22... Nxa4 $16 {might work better.} 23. bxa4 Rh5) 23. Bxf5 $18 gxf5 (23... Rxa4 $142 24. bxa4 gxf5) 24. Nxb6 Qxb6 25. d5 Bc5 {and if ...Bxf2 works, Black does fine.} 26. Bxc5 Qxc5 27. d6 ({Worse is} 27. Rxc4 Qxd5 28. Qf2 Raa8 $11) ({Less strong is} 27. bxc4 cxd5 28. g4 Rg8 $14) 27... b5 28. bxc4 (28. g4 $18) 28... b4 $2 {This costs Black the game.} (28... bxc4 $16 {is more resistant.} 29. Rd1 Ra3) 29. g4 Kf8 30. gxf5 exf5 31. Qf2 Qxf2+ 32. Rxf2 {[%mdl 4096] Endgame KRR-KRR} c5 {[#]} 33. Rg1 {[%cal Rg1g5]} Ke8 34. Rg5 Kd7 35. Rxf5 Kc6 (35... Rh7 $142 36. Re2 Kc6) 36. Rf6 Rd7 37. f5 Ra8 38. Re2 Kb6 39. Rh6 Kc6 40. Kh1 Rda7 41. e6 fxe6 42. fxe6 Ra3 $2 (42... b3 43. axb3 Ra1+ 44. Kg2 R8a2) 43. d7 Rxh3+ 44. Kg2 {White mates.} Rg3+ 45. Kh2 Kc7 46. Rh5 Rgg8 47. Rd5 {Weighted Error Value: White=0.17/Black=0.49} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.01.31"]
[Round "9.7"]
[White "Gharibyan, Mamikon"]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2432"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,27,27,13,31,31,32,28,25,25,32,27,34,32,32,26,32,33,31,33,35,33,46,40,50,31,56,35,57,56,63,24,41,24,94,67,82,14,8,0,39,0,0,0,11,-10,44,7,46,0,21,25,114,12,98,110,85,0,145,141,152,147,220,204,398,401,390,381,359,331,337,345,312,320,315,241,546,537,720,733,774,656]} 1. d4 Nf6 2. Nf3 e6 3. c4 d5 4. Nc3 a6 5. cxd5 exd5 6. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be6 7. e3 c6 8. Bd3 {White is slightly better.} Nbd7 9. h3 Bd6 10. Bf4 (10. Qd2 {is more complex.} O-O 11. O-O h6 12. Bf4 Qc7 13. Rfc1) 10... Qc7 11. Bxd6 Qxd6 12. a3 a5 13. Qc2 h6 14. Rc1 O-O 15. O-O {[#]} Kh8 $146 ({Predecessor:} 15... Rfe8 16. Rce1 b6 17. Nh2 c5 18. f4 Nf8 19. Qf2 cxd4 20. exd4 Bd7 21. f5 Bc6 {0-1 (38) Arsovic,G (2380)-Jurcik,M (2474) Skopje 2019}) 16. Nh2 Ng8 17. Na4 Ne7 18. Nf3 f6 19. Rfe1 b6 20. e4 dxe4 21. Bxe4 Rac8 (21... Rfe8 $11) 22. Bd3 {Qe2 is the strong threat.} Rfe8 {[#]} 23. Nc3 (23. Nxb6 $1 $16 Nxb6 24. Qc5 Qxc5 25. dxc5) 23... Nf8 $11 24. Qd2 Nd5 25. Ne4 Qd7 26. Ng3 Rcd8 27. Nh4 g5 (27... Ne7 $11 28. Ne2 Bf7) 28. Nhf5 Nf4 29. Bb1 (29. Nxh6 $2 Qxd4 30. Re3 Qd5 $17) 29... Bxf5 (29... N8g6 {keeps more tension.} 30. Be4 Bxf5 31. Bxf5 Qd5 32. Rxe8+ Rxe8 33. f3 c5) 30. Nxf5 {Strongly threatening g3.} N8e6 (30... c5 $1 $11) 31. Rcd1 (31. Nxh6 $2 Nxd4 32. Kh1 Nxg2 $19) ({White should play} 31. Qc2 $16) 31... Nxd4 32. Nxd4 $16 Rxe1+ 33. Rxe1 (33. Qxe1 $16 {And now Rd2 would win.} c5 34. g3 (34. Bf5 Qd5 $11 {[%mdl 64] Pin}) 34... Nxh3+ 35. Kf1 cxd4 36. Qe4) 33... Qxd4 {[#]} (33... c5 $1 $11 {keeps the balance.}) 34. Qc2 $1 {[%csl Gb1][%cal Rc2h7]} ({Avoid the trap} 34. Re8+ $2 Rxe8 35. Qxd4 Ne2+ 36. Kf1 Nxd4 $19) 34... Qd7 {[#]} 35. g3 $1 {[%cal Rg3f4]} Nd5 (35... Nxh3+ $16 36. Kh2 Nxf2 37. Qxf2 {[%mdl 64] Double Attack} Qd4) 36. Qg6 $18 Rf8 $2 (36... b5 {is a better defense.} 37. Re6 (37. Qxh6+ Kg8 $18) 37... Qg7 38. Re8+ (38. Rxc6 Ne7 $11) 38... Rxe8 39. Qxe8+ {[%mdl 64] Double Attack} Qg8 40. Qxc6 Qd8) 37. Qxh6+ {[%mdl 64] Double Attack} Kg8 38. h4 Qg7 39. hxg5 Qxh6 40. gxh6 {KRB-KRN} Kf7 41. Kg2 b5 42. Kf3 c5 $2 (42... Rh8 43. Rh1 Ne7) 43. a4 {White is clearly winning.} Nc7 44. Rd1 Ke6 45. Ba2+ {Weighted Error Value: White=0.20/Black=0.36} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.1"]
[White "Sargsyan, Anna M."]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2402"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,43,20,22,20,20,8,16,0,13,-6,17,0,3,0,3,-6,-3,-21,0,-4,5,-1,0,0,60,39,48,47,72,73,498,403,1381,1357,29993,29994]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O a6 5. Bd3 Ngf6 6. c3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} b5 7. Bc2 Bb7 8. d3 {The position is equal.} Qc7 9. Re1 e6 10. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Be7 11. Nf1 O-O 12. Ng3 Ne5 {[#]} 13. Ng5 $146 ({Predecessor:} 13. Bd2 Rfe8 14. Rc1 {½-½ (14) Diamant,A (2489)-Amanov,M (2524) Saint Louis 2011}) 13... Nc6 14. f4 b4 15. Qe2 a5 16. e5 Nd7 {[#]} ({Black should play} 16... dxe5 $11 17. f5 exf5 18. Nxf5 a4) 17. Nxh7 $1 Kxh7 18. d4+ $1 Kg8 {...dxe5 is the strong threat.} 19. Nh5 $1 {[%cal Rh5g7]} g6 {[%mdl 8192] [#]} ({Wrong is} 19... cxd4 $2 20. Qg4 $18) (19... f5 $16 {is tougher.} 20. exf6 Bxf6) 20. Qg4 $1 $18 Kh7 {[#]} (20... Kh8 $142) 21. f5 $1 {[%cal Rf5g6]} exf5 {[#]} (21... Ncxe5 22. fxg6+) 22. Qf4 $1 {Weighted Error Value: White=0.05/Black=0.82} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.2"]
[White "Danielyan, Vahe"]
[Black "Gharibyan, Mamikon"]
[Result "1-0"]
[ECO "C91"]
[WhiteElo "2357"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 27,77,30,58,37,71,83,185,149,425,431,428,425,426,418,414,333,380,66,323,9,9,3,10,0,46,45,135,0,213,220,343,354,346,342,402,402,572,445,589,498,782,745,1033,1010,2425,2410,2278,2278,2011,2053,29986,29986]} 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 Re8 10. Ng5 Rf8 11. Nf3 Bb7 12. Nbd2 Re8 13. Nf1 Bf8 14. Ng3 h6 15. a4 {C91: Closed Ruy Lopez: 7...d6 8 c3 0-0 9 d4.} g6 {[#]} 16. h4 $146 ({Predecessor:} 16. h3 Bg7 17. d5 Ne7 18. Be3 Rf8 19. Nh2 Kh7 20. f4 exf4 21. Bxf4 Nd7 22. axb5 axb5 23. Qd2 Ne5 24. Qe2 {½-½ (32) Januario,S (2135)-Pomar,M (2019) Sao Paulo 2019}) 16... Kg7 (16... Na5 $16 {is a better defense.}) 17. h5 $18 {Black must now prevent Bxh6+!White is clearly better.} (17. Qd2 $6 Kg8 $14) 17... Na5 $2 {[%mdl 8192] [#]} (17... Qd7 $16 {might work better.} 18. axb5 (18. Qd2 Kh8 $16) 18... axb5) 18. Bxh6+ $1 {[%mdl 576] Deflection} Kxh6 19. Bxf7 {[%mdl 64] Double Attack} Nxh5 20. Nxh5 gxh5 21. Bxh5 Re6 ({Don't go for} 21... Kxh5 $2 22. Nxe5+ Kh6 23. Nf7+ Kg7 24. Nxd8 $18) 22. g3 $2 Kg7 $2 {[%mdl 8192] [#]} ({Don't blunder} 22... Kxh5 $2 23. Nxe5+ Kh6 24. Nf7+ Kg7 25. Nxd8 $18) (22... Kh7 $14) 23. Kg2 $2 (23. Nxe5 $1 $18 {[%mdl 512] Intending Qg4+ and mate.} Rxe5 24. dxe5) 23... Rh6 $1 $11 {[%cal Rh6h5]} 24. Bg4 Be7 25. Bf5 Bf6 26. Nd2 Qg8 (26... Kf8 $14) 27. Qe2 ({Only move:} 27. axb5 $16 {And now dxe5 would win.} axb5 28. d5) 27... Qf7 $2 (27... Nc6 $11) 28. axb5 $18 {[%cal Ba4b5,Bb5a6][%mdl 32]} Rah8 (28... axb5 $142 29. Rh1 Rxh1 30. Rxh1 Kf8) 29. Qg4+ ({Inferior is} 29. Rxa5 Rh2+ 30. Kg1 Rh1+ 31. Kg2 R8h2+ 32. Kf3 Bg5 $11) 29... Kf8 {Hoping for ...Nb3.} 30. Rxa5 {[%cal Ba1a5,Ba5b5,Bb5b8][%mdl 32]} Rh2+ 31. Kf3 exd4 (31... axb5 $142 32. Bg6 Qe7) 32. bxa6 Ba8 33. Bg6 Qe7 (33... Qg8 $142 34. Rc1 c5) 34. Rb5 dxc3 35. bxc3 R8h6 36. Rb8+ Kg7 37. Bf5+ Bg5 38. Rxa8 Qf6 39. e5 {Weighted Error Value: White=0.69/Black=1.20} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.3"]
[White "Mikaelyan, Arman"]
[Black "Ohanyan, Emin"]
[Result "1/2-1/2"]
[ECO "A05"]
[WhiteElo "2485"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 16,55,30,-7,-10,-7,0,0,-13,-24,-3,-14,0,0,12,22,13,0,-2,-10,-4,-13,-10,-62,-61,-59,-42,-57,-51,-58,-57,-62,-63,-56,-50,-70,-75,-72,-61,-70,-53,-94]} 1. Nf3 Nf6 2. c4 g6 3. b3 Bg7 4. Bb2 O-O 5. g3 c6 6. Bg2 d5 7. O-O Nbd7 8. Qc2 {8.d4 is a critical line.} Re8 9. Nc3 e5 {A11: English Opening: 1...c6.} 10. cxd5 Nxd5 11. Nxd5 cxd5 {The position is equal.} 12. d3 Nf8 13. Rac1 {[#]} Bg4 $146 ({Predecessor:} 13... Bd7 14. Qd2 Bc6 15. d4 Nd7 16. dxe5 Nxe5 17. Nxe5 Bxe5 18. Bxe5 Rxe5 19. Rfd1 Qe7 {0-1 (74) Mysliwiec,J-Schulz,V (2220) Germany 2002}) 14. Qc7 Re7 15. Qxd8 Rxd8 16. Ba3 Ree8 17. h3 Bd7 18. Nd2 Bc6 19. b4 (19. Rfd1 $11) 19... e4 $15 20. dxe4 dxe4 21. Nb3 Ne6 22. Rfd1 f5 23. e3 Rxd1+ 24. Rxd1 Rd8 25. Rb1 Bb5 26. Bf1 Bxf1 27. Kxf1 Rc8 28. Nc5 {Weighted Error Value: White=0.12/Black=0.04} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.4"]
[White "Davtyan, Artur"]
[Black "Vardanian, Haik G."]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2466"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 12,81,15,13,39,34,35,30,25,26,25,20,38,39,93,86,81,72,86,92,81,56,56,47,42,45,42,40,44,37,50,46,55,41,38,29,28,7,27,24,61,57,58,45,50,77,31,20,12,12,117,119,232,226,193,186,604,600,625,613,602,552,626,598,804,765,815,785,779,774,1014,984]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 O-O 6. Bg2 d5 7. Qc2 {is now debated instead of 7.0-0.} dxc4 {E11: Bogo-Indian.} 8. Qxc4 Bxd2+ 9. Nbxd2 b6 {White has an edge.} 10. Rc1 Ra7 11. Qc2 Ba6 12. Nc4 {[#]} c5 $146 (12... Bb7 $14) ({Predecessor:} 12... Bb7 13. Qd2 Ne4 14. Qe3 Nd6 15. Nxd6 cxd6 16. O-O Nd7 17. Nd2 Bxg2 18. Kxg2 Nf6 {½-½ (33) Shulman,B (2440)-Perez Rodriguez,R (2385) ICCF email 2018}) 13. dxc5 $16 bxc5 14. Nfe5 Qc7 15. O-O Nfd7 16. Nxd7 Nxd7 17. Rfd1 Bxc4 18. Qxc4 Rb8 19. Rd2 h6 20. Qa4 Rb4 21. Qc2 Rb8 22. h3 a4 23. a3 Ra5 24. Rcd1 Nf6 25. Bf3 h5 26. Qc4 Rab5 27. Qxa4 Rxb2 28. Rxb2 Rxb2 29. Rc1 g6 30. Kf1 Nd7 (30... e5 $11) 31. Qc6 $1 {[%cal Rc6c7]} Qa7 (31... Qxc6 $16 {is a better defense.} 32. Bxc6 Nb8 33. Rxc5 Nxc6 34. Rxc6 Rb3) 32. Rd1 $1 $18 {[%cal Rd1d7]} Nf8 {[#]} 33. Rd8 $1 $36 {[%mdl 2048] Black is under strong pressure.} Qe7 {[#]} (33... Rb8 34. Rxb8 Qxb8) 34. Re8 $1 {[%cal Re8e7] White is clearly winning.} Qg5 35. Qd6 Qh6 36. Qxc5 h4 37. gxh4 Rb1+ 38. Kg2 Ra1 39. Ra8 Rd1 40. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Rd7 41. a5 {Weighted Error Value: White=0.03/Black=0.33} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.5"]
[White "Babujian, Levon"]
[Black "Melkonyan, Arshak"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2440"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 16,93,20,14,20,20,13,16,54,46,50,53,58,2,28,4,14,-31,48,-43,-27,-9,-14,-3,-21,-16,-14,-26,-29,-56,-16,-110,-20,-126,-121,-145,-139,-184,-182,-160,-132,-144,-133,-144,-155,-129,-111,-102,-94,-151,-146,-518,0,-173,-156,-177,-159,-171,-139,-215,0,0,0,0,536,507,1074,1036,1086,992,29984,29982,29989,29990,29990,29991,29991,29992,29992,29993]} 1. c4 c6 2. e4 d5 3. exd5 cxd5 4. d4 Nf6 5. Nc3 Nc6 6. Nf3 Be6 7. c5 g6 8. Bb5 Bg7 9. Ne5 Bd7 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 10. O-O O-O 11. Re1 {[#]} Qc8 $146 {The position is equal.} ({Predecessor:} 11... a6 12. Bxc6 Bxc6 13. Na4 Bxa4 14. Qxa4 Rc8 15. f3 Rc7 16. Bd2 Nd7 17. Ba5 Nxe5 18. dxe5 {½-½ (28) Khenkin,I (2575)-Van den Doel,E (2557) Bad Homburg 2016}) 12. Bg5 Re8 13. a4 a6 14. Bf1 (14. Bxc6 $14 bxc6 15. a5 (15. Nxd7 Qxd7 16. Rc1 Rab8 $11)) 14... Bf5 15. Nxc6 bxc6 16. b4 h6 ({Better is} 16... Qb8 $15) 17. Be3 (17. Bf4 $14) 17... Ng4 {White must now prevent ...Qb8!} 18. Bf4 e5 19. dxe5 Nxe5 20. Rc1 Nc4 21. h3 g5 $36 {[%mdl 2048] Black has some pressure.} 22. Bg3 Qb7 23. b5 (23. Rxe8+ $11 {remains equal.} Rxe8 24. b5 Bxc3 25. Rxc3 axb5 26. axb5 cxb5 27. Qd4) 23... axb5 ({Black should play} 23... Rxe1 $17 24. Qxe1 axb5 25. axb5 cxb5) 24. axb5 (24. Rxe8+ $11 Rxe8 25. axb5 Bxc3 26. Rxc3 Qxb5 27. Qc1) 24... Rxe1 $17 ({And not} 24... cxb5 25. Qxd5 Qxd5 26. Nxd5 $16) 25. Qxe1 {aiming for bxc6.} cxb5 {[%cal Bc6b5,Bb5b4][%mdl 32]} 26. Qd1 {[#]} Be6 27. Qb3 b4 28. Nxd5 Bxd5 29. Bxc4 Bxg2 30. Kh2 Bc6 31. Qd3 Be4 32. Qe3 (32. Qd6 $142) 32... Ra3 33. Qd2 {[%mdl 8192]} (33. Bb3 $17) 33... Ra8 $2 (33... Rc3 $19 34. f3 Bxf3) 34. Bb3 $2 (34. Qe3 $1 $11) 34... Bc3 $19 35. Qd6 Ra6 36. Qd8+ {[#]} Kg7 $1 {Hoping for ...Bf6.} ({Don't play} 36... Kh7 37. Qe8 $17) 37. Rd1 (37. Bc4 $17 {keeps fighting.} Ra8 38. Qd6) 37... Ra1 $2 (37... Bf6 $19 38. Qd2 Ra3) 38. Rxa1 $11 Bxa1 39. Bd6 {And now Qf8+ would win.} Kh7 $2 {[%mdl 8192]} (39... Bh1 $11 {and Black has nothing to worry.} 40. Qf8+ Kg6) 40. Qe8 $18 Bg6 (40... Kg7 $142 41. Qf8+ Kg6 42. Qg8+ Kf6 43. Qh8+ {[%mdl 64] Double Attack} Kg6 44. Qg8+ Kf6 45. Qh8+ {[%mdl 64] Double Attack} Kg6 46. Qg8+) 41. c6 Qa7 42. Bg3 Bf5 43. c7 {White mates.} Qc5 44. Qxf7+ Bg7 45. Qg8+ Kg6 46. Qe8+ Kh7 47. Bg8+ {Weighted Error Value: White=0.50/Black=0.64} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.6"]
[White "Barseghyan, Armen Ar."]
[Black "Harutyunian, Tigran K."]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2362"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "136"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 9,136,28,34,29,29,13,31,13,31,22,28,4,13,0,16,0,4,14,14,0,0,-11,0,-6,0,-43,5,5,-2,-66,-54,-61,-62,-62,-54,-58,-56,-86,-89,-83,-79,-88,-85,-85,-77,-87,-77,-110,-97,-97,-67,-155,-129,-160,-157,-155,-151,-154,-152,-139,-157,-175,-175,-175,-170,-184,-160,-174,-178,-173,-154,-178,-127,-126,-122,-138,-123,-207,-203,-256,-237,-237,-254,-313,-313,-376,-376,-360,-357,-1006,-687,-865,-495,-1035,-459,-522,0,-939,-896,-1604,-1614,-1585,-1603,-1614,-1604,-1215,-1614,-1614,-1379,-1614,-1604,-1619,-1619,-1619,-1604,-1610,-1604,-1571,-1571,-1521,-1404,-1284,-568,-4215,-1602,-4626,-1087,-29992,-29993]} 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.} Nf6 7. b3 Be7 8. Bb2 {White is slightly better.} a5 9. c4 h6 10. Rc1 O-O 11. a3 c6 12. Ne5 Nbd7 {[#]} 13. e3 $146 ({Predecessor:} 13. Re1 Qc7 14. Nd3 Rfd8 15. Nf3 Be4 16. Qd2 Qb6 17. Qc3 Rac8 18. c5 Qa6 19. b4 {½-½ (72) Gutkin,I (2203)-Richter,N (2290) Willingen 2020}) 13... Qb6 14. Qe2 Nxe5 15. dxe5 Nd7 16. cxd5 exd5 17. Kh1 Nc5 18. Bd4 {White wants to play Rfe1.} Qa6 19. Qxa6 (19. Qf3 $11 Be4 20. Nxe4 Nxe4 21. a4) 19... Nxa6 $15 20. a4 Ba3 $36 {[%mdl 2048] Black is more active.} 21. Ra1 Bb4 22. Ra2 Nc5 23. Bxc5 Bxc5 24. e4 dxe4 25. Nxe4 Bb4 26. Nd6 Be6 27. Rb2 f6 28. Nxb7 fxe5 29. Bxc6 Rac8 30. Bg2 (30. Be4 $15) 30... Rc7 31. Re2 {Black should prevent Nxa5!} Bc8 ({Don't take} 31... Bxb3 32. Rxe5 Bxa4 33. Nxa5 $15) 32. Nxa5 Bxa5 33. Rxe5 Bc3 34. Re3 Bd4 35. Rd3 Bxf2 {aiming for ...Ba6.} 36. Bd5+ Kh8 {Hoping for ...Ba6.} 37. Rd2 {[#]} Bc5 38. Rxf8+ Bxf8 39. Kg2 Bb4 40. Re2 Bb7 ({Better is} 40... Bd7 $19 41. Kf3 g5) 41. Bxb7 $17 Rxb7 {[%mdl 4096] Endgame KRB-KR} 42. Re3 Kh7 43. h4 (43. Kf3 $17 {only move.}) 43... Kg6 $19 44. Rf3 Rc7 45. Rf4 Rc2+ 46. Kh3 Bd6 47. Rf3 Rb2 48. Rd3 Be5 49. Rd5 $2 (49. Rf3) 49... Kf5 {[#] Threatens to win with ...g5.} 50. Rb5 Rc2 51. a5 (51. h5 $142 Rc3 52. Kh2) 51... Rc3 (51... g5 $142 {[%csl Gf5][%cal Rg5g4]} 52. Rb4 Ra2) 52. Kh2 Rc2+ (52... g5 $142 53. hxg5 hxg5) 53. Kh3 g5 54. hxg5 hxg5 {( -> ...g4+)} 55. Rb4 Rc3 56. Kg2 Rxg3+ 57. Kf1 Rc3 58. Ra4 Rxb3 59. a6 Rb8 60. a7 Ra8 61. Ra5 Ke6 62. Kg2 Bf4 63. Ra6+ Kd7 64. Rf6 Kc7 65. Rf7+ Kb6 66. Rg7 Rxa7 67. Rg6+ Kc5 68. Rxg5+ Bxg5 {Weighted Error Value: White=0.41/Black=0.34} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.01"]
[Round "10.7"]
[White "Yeremyan, Alen"]
[Black "Shahinyan, David"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2274"]
[BlackElo "2452"]
[Annotator "TA RC"]
[PlyCount "96"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,96,0,1,0,0,0,-4,-31,-24,-26,-22,-28,-27,-37,-45,-32,0,-18,-13,-16,-11,-21,-14,-66,-25,-31,-14,-6,-11,-10,-16,-9,0,0,0,0,0,-10,-14,-62,-65,-58,-56,-55,-61,-58,-58,-70,-75,-115,-111,-112,-106,-125,-114,-141,-148,-144,-124,-149,-149,-153,-90,-272,-302,-299,-286,-417,-417,-417,-413,-408,-408,-408,-400,-602,-596,-560,-556,-4133,-4570,-1960,-1539,-1799,-1331,-1257,-535]} 1. Nf3 g6 2. g3 Bg7 3. Bg2 e5 4. d3 d5 5. O-O Nc6 6. e4 Nge7 7. Nc3 {7.exd5 is more fashionable. A07: Réti Opening: New York and Capablanca Systems.} dxe4 8. dxe4 Bg4 9. Qxd8+ {The position is equal.} (9. Nb5 {seems wilder.} Qc8 10. c3 f6 11. Na3 Qe6 12. Be3) 9... Rxd8 {[#]} 10. h3 $146 ({Predecessor:} 10. Nb5 Rd7 11. c3 Be6 12. Re1 h6 13. h4 O-O 14. h5 gxh5 15. Nh4 Kh7 16. f4 {0-1 (56) Barlov,D (2410)-Vaisser,A (2475) Sochi 1984}) 10... Be6 11. Bd2 O-O 12. Rfd1 h6 13. Be3 a6 (13... Nd4 {with more complications.} 14. Ne1 b6 15. a4 Rd7 16. a5 f5) 14. a3 Nd4 15. Bxd4 exd4 16. Ne2 {[%cal Re2d4]} c5 17. Rac1 ({Better is} 17. Nf4 $11) 17... Nc6 (17... g5 {is interesting.} 18. Ne1 b6 19. b3 Rfe8 20. Nd3 a5) 18. Nf4 c4 19. Nxe6 fxe6 20. e5 b5 21. b3 Rf7 22. bxc4 bxc4 23. Rb1 Rc7 ({Wrong is} 23... Bxe5 $2 24. Rb6 $18) 24. Rb6 Kf7 25. Kh1 d3 26. cxd3 Nxe5 27. Nxe5+ Bxe5 28. Be4 c3 29. Rc1 Bd4 30. Rb3 Rcc8 31. Rb7+ Kf6 32. Kg2 Rb8 33. Rc7 Rb2 34. Rf1 Rd2 35. h4 Rb8 $1 36. Rc4 {[#]} e5 ({Black should play} 36... c2 $1 {Hoping for ...Bb2.} 37. Rxd4 Rb1) 37. Rc6+ $2 {Now White is beyond hope.} (37. g4 $17) 37... Ke7 $19 38. Kh3 Rbb2 39. Kg4 (39. Rxg6 $142 c2 40. Rc1) 39... Rxf2 40. Rxf2 Rxf2 {[%mdl 4096] Endgame KRB-KRB} 41. Bd5 {and the idea Bb3 leaves White hopeful.} h5+ 42. Kh3 Rb2 43. Be4 (43. Re6+ $142 Kd7 44. Rxa6) 43... c2 {Black is clearly winning.} 44. Bxg6 Be3 45. d4 c1=Q 46. Rxc1 Bxc1 47. dxe5 Rb3 48. Bxh5 Bf4 {Weighted Error Value: White=0.47/Black=0.13} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.1"]
[White "Shahinyan, David"]
[Black "Sargsyan, Anna M."]
[Result "0-1"]
[ECO "C44"]
[WhiteElo "2452"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,114,37,35,22,30,18,45,46,35,29,46,39,75,30,70,57,66,60,58,54,117,98,148,110,237,245,235,87,174,0,0,0,0,-18,0,0,0,-33,-33,-32,-31,-26,-19,-17,-23,-50,0,-38,-30,-54,-28,-41,0,0,0,0,0,-108,-100,-156,-152,-237,-252,-245,-232,-283,-282,-274,-162,-354,-377,-347,-271,-262,-250,-242,-220,-232,-237,-234,-222,-257,-239,-275,-273,-329,-322,-364,-381,-492,-492,-594,-541,-1521,-1338,-1033,-1022,-29955,-11605,-29988,-29989,-29989,-29990]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nge7 5. Nxd4 Nxd4 6. Qxd4 Nc6 7. Qd5 Qf6 8. Bg5 {C45: Scotch Game.} Qg6 9. O-O d6 {[#] ...Be6 is the strong threat.} 10. Bb5 {White is slightly better.} Bd7 11. Nc3 a6 12. Ba4 {[#]} h5 $146 ({Predecessor:} 12... f6 13. Bf4 Be7 14. Rfe1 Qf7 15. Qd2 O-O 16. Nd5 Bd8 17. Bg3 Kh8 18. Bb3 Be6 {1-0 (48) Zotova,A (1800)-Oliveira,M (1423) Maribor 2012}) 13. f4 f6 14. Bh4 $36 {[%mdl 2048] White has the initiative.} Qg4 15. g3 O-O-O 16. f5 $1 {And now Kg2 would win.} g5 ({Black should try} 16... Ne7 $14 17. Qd4 Bxa4 18. Qxa4 d5) 17. fxg6 $1 $16 Bh6 18. Bxc6 ({Much less strong is} 18. Rxf6 Ne5 $16) 18... bxc6 (18... Bxc6 $16 {was necessary.} 19. Qf5+ Qxf5 20. Rxf5 Rde8) 19. Qd3 $18 Rde8 20. Rxf6 (20. Bxf6 $18 Rhf8 21. Qxa6+ Kb8 22. Rae1 (22. Bd4 c5 $16)) 20... Kb7 (20... Kb8 $16 {was called for.}) 21. Qf3 $2 (21. Raf1 $18) 21... Qxf3 $11 22. Rxf3 Rhg8 23. Rf6 Bg7 24. Rf7 Be6 25. Rf5 Bd4+ 26. Kg2 Rxg6 27. Rf4 Be5 28. Rf3 Bg4 29. Rf7 Be6 {[%mdl 1024] Black has compensation.} (29... Bxc3 $5 30. bxc3 Rge6 $15) 30. Rf2 Ka7 31. Nd1 Rb8 32. c3 Bc4 (32... Rg4 $5 {[%cal Rg4e4]} 33. Kf3 c5 $15) 33. Rd2 Bf4 34. Rf2 {[%cal Rf2f4]} Bh6 35. Rf5 (35. b3 $11 {remains equal.} Bd3 36. e5) 35... Bd3 $17 36. Rf6 (36. Rf7 $142) 36... Bxe4+ 37. Kg1 (37. Kh3 $17) 37... Rxf6 $19 38. Bxf6 {[#]} c5 39. c4 Rf8 40. Bc3 c6 (40... Bd3 $142 41. b3 Kb7) 41. b4 $2 (41. Be1) 41... cxb4 42. Bxb4 c5 43. Be1 Bd3 44. Bf2 Bxc4 45. Ne3 Bxe3 46. Bxe3 {[%mdl 4096] Endgame KRB-KRB} Kb6 47. Rb1+ Kc6 48. a4 d5 49. a5 {intending Rb6+.} d4 50. Rb6+ Kd5 51. Bf4 Bb5 52. Rd6+ Ke4 53. Kf2 c4 54. Re6+ Kd3 55. Re5 c3 56. Rxh5 c2 57. Rc5 Bc4 {Quite a comeback for Black.  Weighted Error Value: White=0.64/Black=0.16} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.2"]
[White "Harutyunian, Tigran K."]
[Black "Yeremyan, Alen"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2549"]
[BlackElo "2274"]
[Annotator "TA"]
[PlyCount "125"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,125,11,6,7,8,22,10,23,1,2,20,25,0,0,-34,-26,-50,-44,-56,-58,-62,-54,-50,-47,-54,-32,-51,-23,-12,-12,-36,0,-23,0,-122,-49,-127,-130,-134,-8,-10,-15,-226,-210,-765,-216,-218,-133,-138,-62,-67,-47,-130,0,0,0,-184,-75,-75,0,0,375,97,74,72,275,270,265,247,249,256,345,375,3354,3354,1977,1772,29963,29964,29962,29963,29963,29943,29965,29967,29964,29964,29972,29972,29976,29975,29974,29976,29976,29977,29978,29979,29979,29980,29980,29981,29981,29982,29982,29983,29988,29989,29989,29990]} 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Bd7 9. h3 Ne8 10. Be3 Nd4 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} 11. Rb1 Bc6 12. Qd2 Nc7 {[#] The position is equal.} 13. f4 $146 ({Predecessor:} 13. a3 Nce6 14. b4 Nxe2+ 15. Nxe2 b6 16. h4 Nd4 17. Nxd4 cxd4 18. Bh6 e5 19. Bxg7 Kxg7 20. f4 Qe7 21. Rf2 b5 22. Rbf1 f6 23. Qc1 {½-½ (23) Perelman,H (2335)-Altamirano,B (2240) Buenos Aires 2011}) 13... e6 14. b4 b6 {[%cal Bb7b6,Bb6c5,Bc5d4][%mdl 32]} 15. bxc5 bxc5 16. Bf2 Qd7 17. Nxd4 cxd4 18. Ne2 e5 19. f5 gxf5 20. exf5 Bxg2 21. Kxg2 Qxf5 22. Bxd4 $1 Qg6 (22... Qe6 $5 {[%cal Re5d4]} 23. Be3 d5 $11) 23. Rb7 Ne6 24. Be3 f5 25. Kh2 (25. Rxa7 $2 f4 $19) (25. Bxa7 Bh6 $17) 25... Rae8 26. Bxa7 (26. Rg1 $11) 26... Kh8 (26... f4 $1 $17 27. gxf4 exf4) 27. Nc3 (27. Rd7 $15) 27... f4 $36 {[%mdl 2048] Black is really pushing.} 28. gxf4 Rxf4 ({Black should try} 28... exf4 $17 29. Ne4 f3) 29. Rg1 $11 Ng5 $1 {[%cal Rg5f3]} 30. Kh1 $2 (30. Rxg5 $1 $11 Qxg5 31. Nd5) 30... Qh5 $19 {[%mdl 1024] Black has strong compensation.} 31. Qh2 $2 (31. Rxg5 Qxg5 32. Qg2 Qxg2+ 33. Kxg2) 31... Rf3 $2 (31... Nxh3 32. Rbxg7 Rh4) 32. Rg3 {With the idea Qe2.} Ref8 33. Ne4 Bh6 (33... Nxe4 $17 34. dxe4 Bh6) 34. Rxf3 $15 (34. Nxd6 $2 Rxg3 35. Qxg3 Nxh3 $19) 34... Rxf3 35. Ng3 ({Avoid the trap} 35. Nxd6 $2 Rxh3 36. Qxh3 Qxh3+ $19) ({White should play} 35. Rb8+ $15 Kg7 36. Ng3 (36. Nxd6 $2 Rxh3 37. Qxh3 Qxh3+ $19)) 35... Qg6 ({But not} 35... Qxh3 $2 36. Qxh3 Nxh3 37. Kg2 $18) (35... Qh4 $1 $17 36. Rb8+ Bf8) 36. Qg2 $11 Qxd3 37. Bf2 (37. Rb8+ $11 Bf8 38. Rb3 Qd1+ 39. Qg1) 37... Qxc4 (37... Rf8 $1 $19 {and Black stays clearly on top. Strongly threatening ...Nxh3!} 38. Bg1 Qxc4) 38. Rb8+ $17 Kg7 (38... Rf8 $17 39. Qa8 Qf7 40. Rxf8+ Bxf8) 39. Be3 $1 $11 {[%cal Re3g5] Threatens to win with Bxg5.} Qf7 $2 {[%mdl 8192] [#]} (39... Qh4 $11 {and Black is okay.} 40. Kh2 e4 41. Bxg5 Qxg5 42. Nxe4 Qxg2+ 43. Kxg2 Rd3) 40. Bxg5 $2 (40. h4 $1 $18 {[%cal Rh4g5]} Rxg3 (40... Kg6 41. Qc2+) 41. Qxg3 {[%mdl 64] Pin} Qf3+ 42. Qxf3 Nxf3 43. Rb7+ Kg6 44. Bxh6 Kxh6 45. a4) 40... Bxg5 $16 41. h4 $1 {[%cal Rh4g5]} ({Wrong is} 41. Ne4 $2 Rf1+ 42. Kh2 Qf4+ 43. Qg3 Re1 $1 $19) 41... Rf2 $2 {[#]} 42. Nh5+ $1 $18 {[%mdl 512]} Qxh5 43. Qxf2 {[%mdl 4096] Endgame Qf8+ is the strong threat. KQR-KQB} Bf4 {[#]} 44. Rd8 $1 {And now Qa7+ would win.} Qg6 {[#]} 45. Qg2 $1 Bg3 $2 (45... Kf7 46. Qd5+ Ke7) 46. Rd7+ Kh6 47. Qd2+ Kh5 {[#]} 48. Rxh7+ $1 {[%mdl 512] White mates.} Kg4 49. Qg5+ Qxg5 50. hxg5 Kxg5 {KR-KB} 51. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Be1 52. Ra7 e4 53. a5 e3 54. a6 Bc3 55. Re7 Bd4 56. a7 Bxa7 57. Rxa7 {KR-KPP} Kf4 58. Kg2 Ke4 59. Ra4+ Kd3 60. Kf3 d5 61. Ra3+ Kd2 62. Rxe3 d4 63. Ra3 {What a bad dream for Black.  Weighted Error Value: White=0.34/Black=0.59} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.3"]
[White "Melkonyan, Arshak"]
[Black "Barseghyan, Armen Ar."]
[Result "0-1"]
[ECO "E25"]
[WhiteElo "2079"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,118,8,9,4,0,0,0,0,-5,6,0,0,0,7,0,0,0,0,0,-1,-7,-12,-14,0,-16,-12,-25,0,0,0,0,0,-9,-4,-41,-30,-52,-19,-15,0,-4,0,-12,-12,-12,-12,-12,-12,-19,-19,-19,-19,-20,-8,-25,-28,-83,0,0,24,-16,-13,-13,-17,-129,-35,-62,-66,-483,-481,-481,-481,-452,-420,-464,-451,-538,-423,-731,-103,-791,-791,-716,-739,-589,-581,-1466,-1436,-29975,-29975,-5695,-4743,-29978,-5691,-5114,-5073,-29984,-29983,-29987,-29988,-29988,-29989,-29990,-29991]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 d5 5. a3 Bxc3+ 6. bxc3 c5 7. cxd5 Nxd5 8. dxc5 f5 9. Nh3 Qa5 {9...Qa5 is better than 9...0-0. E25: Nimzo-Indian: Sämisch: 5...c5 6 f3 d5 7 cxd5.} 10. Nf4 Nc6 11. Nxd5 exd5 {The position is equal.} 12. Qd3 Qxc5 13. Qe3+ Qxe3 14. Bxe3 Be6 15. Bf4 Kf7 16. e3 Kf6 {[#]} 17. Bb5 $146 ({Predecessor:} 17. Rb1 Na5 18. g4 fxg4 19. fxg4 b6 20. Bd3 Bxg4 21. O-O Ke6 22. e4 dxe4 23. Bxe4 Bf5 24. Bxa8 Bxb1 25. Bg2 Bf5 26. Re1+ {½-½ (26) Loeffler,W (2365)-Karachurin,S (2478) ICCF email 2017}) 17... Rac8 18. Kd2 Na5 {White must now prevent ...g5.} 19. Rab1 Rhd8 20. h4 {Threatens to win with Bg5+.} h6 21. h5 Bd7 22. Bg3 {aiming for Bh4+.} Ke6 23. Kd3 Bxb5+ 24. Rxb5 b6 25. Rb4 Rc6 26. Rc1 Nc4 27. a4 Kf7 28. Bf4 Kf6 29. Rc2 Rdc8 30. Ra2 Na5 31. Ra3 Rc4 32. Rb5 Ke6 33. Rb4 Nb7 34. Kd2 R8c6 (34... R4c6 {is more complex.} 35. Rb1 Kf6 36. Rb5 Rd8 37. Ra1 Rc4) 35. Rxc4 (35. Rb1 {seems wilder.} R6c5 36. Rg1 Kf7 37. g4 fxg4 38. Rxg4 Nd8 39. Ra1) 35... dxc4 $11 {[%mdl 4096] Endgame KRB-KRN} 36. Kc2 (36. Bb8 $11 {remains equal.}) 36... Rc8 (36... Rc5 $1 $17) 37. Ra1 Rd8 38. Bc7 Rd7 39. Bb8 Nc5 40. f4 (40. a5 $11) 40... Kf7 (40... Ne4 $17 41. Kb2 Nf2) 41. Be5 $15 Nb3 42. Ra2 $2 {[%mdl 8192] Black keeps a firm grip on the game.} ({White should play} 42. Rg1 $1 $15) 42... Rd2+ $19 43. Kb1 Rd1+ 44. Kb2 Nc5 $1 {[%cal Rc5d3]} 45. Bd4 Nd3+ 46. Ka3 a5 47. Rc2 (47. g3 $142) 47... Ra1+ 48. Ra2 {[#]} Rb1 {[%csl Gc4][%cal Rb1b3]} 49. Rc2 {[#]} Nc1 $1 50. Rxc1 Rxc1 {KR-KB} 51. Kb2 Rg1 52. Bxb6 Rxg2+ 53. Ka3 g6 54. hxg6+ Rxg6 55. Bxa5 Ke8 56. Bc7 h5 {Black mates.} 57. a5 h4 58. e4 h3 59. exf5 Rc6 {Weighted Error Value: White=0.68/Black=0.09} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.4"]
[White "Vardanian, Haik G."]
[Black "Babujian, Levon"]
[Result "1/2-1/2"]
[ECO "A28"]
[WhiteElo "2389"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,95,-15,-1,-14,-16,-18,-8,-20,-17,-20,24,0,0,0,0,0,0,0,0,0,2,4,8,0,0,0,0,0,0,0,16,-26,11,0,0,0,0,0,16,0,0,0,0,7,0,0,14,9,36,0,0,0,0,0,12,0,2,0,0,0,0,0,0,0,0,0,24,25,25,25,28,20,26,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 O-O 6. Nd5 Re8 7. a3 Bf8 8. Bd3 {was the old line (8.Ng5). A28: English Opening: Four Knights Variation.} g6 9. Nxf6+ Qxf6 10. Be4 d6 11. b4 Bf5 {[#]} 12. d3 $146 ({Predecessor:} 12. Bxf5 e4 13. Bxe4 Qxa1 14. O-O Qh8 15. c5 dxc5 16. bxc5 Nd8 17. Bb2 Bg7 18. d4 {1-0 (40) Rumyantsev,V (2088)-Berger,G (1941) ICCF email 2017}) 12... Bxe4 13. dxe4 a5 14. b5 Nb8 15. a4 Nd7 16. Ba3 Rec8 17. O-O c6 18. Qb3 Qe6 19. Nd2 cxb5 20. Qxb5 Rc7 21. Rab1 b6 22. f4 Rac8 23. Rf3 exf4 24. exf4 Bg7 25. Rd3 Rc6 26. Qd5 Qe8 27. e5 {Black should prevent Ne4.} Nc5 28. Bxc5 Rxc5 29. Qxd6 Qxa4 30. Qxb6 R5c6 31. Qb3 (31. Qb7 {seems wilder.} R6c7 32. Qf3 Qc2 33. Rd1 a4 34. Kh1) 31... Qxb3 32. Rdxb3 Bf8 33. Kf2 a4 34. Rb5 Ra6 35. Ra1 a3 36. Ra2 f6 37. Ke2 fxe5 38. fxe5 Kf7 39. Kd3 Ke6 40. Nb3 Ra4 41. Nd4+ Kf7 42. Rb7+ Kg8 43. e6 Raxc4 {The position is equal.} 44. Nb5 {[#] Strongly threatening e7.} Rb4 {And now ...Rb3+ would win.} 45. e7 Rb3+ 46. Kd4 $1 Rb4+ 47. Kd3 Rb3+ 48. Kd4 $1 {An uneventful encounter.  Weighted Error Value: White=0.06/Black=0.05} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.5"]
[White "Ohanyan, Emin"]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2255"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,133,21,15,20,20,22,21,22,18,24,8,19,25,20,0,0,0,15,-31,-40,-21,-35,-58,-50,-44,-29,-30,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-66,0,0,0,-132,-127,-118,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-53,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. Bg5 c6 11. Qf3 h6 12. Bxf6 Qxf6 13. Qxf6 gxf6 14. Ne2 Re8 {C47: Scotch Four Knights and Four Knights with 4 g3.} 15. Nd4 Bd7 16. Bf5 Bxf5 17. Nxf5 Kh7 {[#]} 18. Rad1 $146 ({Predecessor:} 18. c3 Bc5 19. Rfe1 Re5 20. Rxe5 fxe5 21. Re1 f6 22. Kf1 Kg6 23. Ne3 a5 24. Ke2 {0-1 (52) Szydelko,M (1609)-Marko,P (1761) Polanica Zdroj 2016}) 18... Bc5 19. Rfe1 Re5 20. Nh4 Rb8 21. b3 Rbe8 22. Nf3 (22. Kf1 {feels hotter.} Bb4 23. Rxe5 fxe5 24. Rd3 Bf8 25. Rh3) 22... Re2 23. Rxe2 Rxe2 $15 {[%mdl 4096] Endgame KRB-KRN} 24. Rd2 Bxf2+ $1 25. Kf1 Rxd2 26. Nxd2 {KB-KN} Be3 27. Nf3 Kg6 28. Ke2 Bb6 29. Kd3 h5 30. c4 Kf5 31. Nd4+ Bxd4 32. Kxd4 dxc4 33. bxc4 $11 {KP-KP} Ke6 34. Ke4 ({White should play} 34. Kc5 $11 Kd7 35. g3) 34... Kd6 (34... f5+ $15 35. Kf4 h4) 35. h4 {With the idea Kf5.} Ke6 36. c5 {[#]} (36. Kf4 $11 {keeps the balance.}) 36... f5+ $1 $17 37. Kf4 {[#] Black should prevent Kg5.} Kf6 (37... f6 $1 $17 38. g3 a6) 38. g3 Ke6 {White must now prevent ...f6.} (38... a6 $5) 39. Kg5 Ke5 $1 40. Kxh5 f4 41. gxf4+ Kxf4 $11 {K3P-K3P} 42. Kh6 f5 43. h5 Ke4 {aiming for ...f4.} 44. Kg6 f4 45. h6 {Strongly threatening h7.} f3 {And now ...f2 would win.} 46. h7 f2 47. h8=Q f1=Q {Threatens to win with ...Qf5+. KQ-KQ} 48. Qe8+ Kd5 49. Qd7+ Kxc5 50. Qxa7+ Kb4 51. a3+ Kc3 52. Qa5+ Kd4 53. Qb6+ Kd5 54. Qd8+ Kc4 55. Qg8+ Kc3 56. Qh8+ Kb3 {Hoping for ...Qd3+.} 57. Qb8+ Qb5 58. Qg3+ Kb2 59. Kf6 (59. a4 $11 Qa6 60. Qf3) 59... Qc4 (59... c5 $15 60. Qe5+ Kb3) 60. a4 {The position is equal.} Qxa4 61. Qe5+ Kc1 62. Qc5+ (62. Qe3+ {is interesting.} Kb2 63. Qd2+ Ka3 64. Qe3+ Kb4 65. Qf4+) 62... Kb1 (62... Qc2 {with more complications.} 63. Qg1+ Kd2 64. Qf2+ Kc3 65. Qc5+ Kb3) 63. Ke6 Qb5 64. Qxb5+ cxb5 65. Kd5 b4 (65... Kc2 $5 66. Kc5 $8 Kd3 $11) 66. Kc4 Kc2 {( -> ...b3)} 67. Kxb4 {Weighted Error Value: White=0.12/Black=0.07} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.6"]
[White "Gharibyan, Mamikon"]
[Black "Mikaelyan, Arman"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2432"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,69,21,24,24,15,13,29,23,32,8,13,32,22,0,18,8,35,12,25,41,41,28,32,17,9,21,34,35,43,34,52,57,52,31,37,37,100,99,97,43,45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 e6 5. b3 Nbd7 6. Bb2 {D30: Queen's Gambit Declined: Systems without Nc3.} b6 7. Bd3 Bb7 8. O-O {White has an edge.} Bd6 {The main line 8...Bd6 scores better than 8...Be7.} 9. Nc3 O-O 10. Re1 h6 {[#]} 11. h3 $146 ({Predecessor:} 11. e4 dxc4 12. Bxc4 e5 13. Ne2 Re8 14. Ng3 exd4 15. Nf5 Bb4 16. Re2 b5 17. Bxf7+ Kxf7 {½-½ (51) Rost,D (2490)-Gritsaenko,V (2453) ICCF email 2011}) 11... Rc8 12. e4 dxe4 (12... dxc4 {feels hotter.} 13. bxc4 e5 14. Na4 Re8 15. Qc2 exd4 16. Bxd4 Bb4) 13. Nxe4 Nxe4 14. Bxe4 Nf6 15. Bc2 c5 16. d5 exd5 17. cxd5 Bf4 18. Nh4 {[#] Threatens to win with Nf5.} Qxd5 19. Bxf6 Qxd1 20. Raxd1 {Ba1 is the strong threat.} gxf6 21. g3 Be5 22. Nf5 Rfe8 {[#]} (22... Rc7 $14) 23. Rd7 $1 $16 ({Much weaker is} 23. Nxh6+ Kf8 $14) 23... Bc6 24. Nxh6+ (24. Rxa7 $16 Kf8 25. Nxh6) 24... Kg7 $14 25. Rxf7+ Kxh6 {The position is equal.} 26. Rh7+ Kg5 27. h4+ Kg4 28. Rg7+ Kh5 {aiming for ...Rg8.} 29. Bf5 {[%cal Rg7h7]} Rh8 {White must now prevent ...Rcg8.} 30. Rxe5 $1 fxe5 31. Rg5+ Kh6 {Strongly threatening ...Rcg8.} 32. Rg6+ Kh5 33. Rg5+ Kh6 34. Rg6+ Kh5 {And now ...Rhg8 would win.} 35. Rg5+ {Weighted Error Value: White=0.09/Black=0.08} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.02"]
[Round "11.7"]
[White "Hayrapetyan, Hovik"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2488"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,73,44,29,28,25,93,119,103,94,95,47,104,34,51,18,98,14,11,0,0,0,0,-21,-21,-22,-21,-19,-31,-40,0,8,8,16,55,25,71,64,87,59,61,0,134,136,145,141,135,135,142,94,651,641,589,543,1710,1726,1604,1239,1829,1878,2412,2023,29987,29988,29988,29989]} 1. d4 g6 2. c4 Bg7 3. Nc3 c5 4. d5 Bxc3+ 5. bxc3 f5 6. g4 fxg4 {A40: Unusual replies to 1 d4.} 7. h3 gxh3 (7... d6 $11) 8. Nxh3 $16 {[#]} Nf6 $146 {White is better.} ({Predecessor:} 8... d6 9. Nf4 Bf5 10. f3 Nf6 11. e4 Nxe4 12. fxe4 Bxe4 13. Ne6 Qa5 14. Rh3 Nd7 {1-0 (24) Jaunooby,A (2160)-Carpenter,D (1900) West Bromwich 2005}) 9. Ng5 d6 10. Qd3 Rg8 {[#]} 11. Nxh7 ({Better is} 11. Qc2 $1 $16) 11... Nbd7 $14 12. Nxf6+ exf6 (12... Nxf6 $11 {keeps the balance.} 13. Bg2 Qd7) 13. Rh7 (13. Qe4+ $16 Qe7 14. Qxe7+ Kxe7 15. Rh7+ Ke8 16. Bf4) 13... Ne5 $11 14. Qe3 {Threatens to win with f4.} g5 15. Bh3 f5 16. Qg3 {f4 is the strong threat.} Qf6 {And now ...Qg6 would win.} 17. f4 $1 {[%cal Rf4e5] [#]} Qg6 $1 18. Rc7 ({Wrong is} 18. fxe5 $2 Qxh7 19. e6 f4 $19) 18... Nd7 19. Qxg5 ({Not} 19. Qe3+ $2 Kd8 $19) 19... Qxg5 (19... Qg7 {looks sharper.} 20. Kd1 Qf8 21. Qxf5 Rg1+ 22. Kc2 Qxf5+ 23. Bxf5 Kd8) 20. fxg5 {Black must now prevent Bf4.} Kd8 {[#]} 21. Rxc8+ Kxc8 (21... Rxc8 22. Bxf5) 22. Bxf5 Kc7 {[#]} 23. Kf2 $1 Ne5 24. Bf4 Rg7 25. e4 (25. Rh1 $14) 25... Rh8 (25... Nxc4 $11 26. g6 Rag8) 26. Bxe5 $16 dxe5 {[%mdl 4096] Endgame KRR-KRB} 27. g6 Kd6 28. Kg3 Ke7 29. Rd1 {Hoping for d6+.} Kd6 $2 {[%mdl 8192] A mistake that costs the game.} (29... Rd8 $16) 30. Kg4 $18 Rh2 31. Kg5 Rxa2 {Now ...Rg2+ and Black clings on.} 32. Kf6 Rg8 33. Kf7 Rb8 34. Rg1 a5 35. g7 a4 36. Rg6+ Kc7 37. d6+ {Weighted Error Value: White=0.17/Black=0.76} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.1"]
[White "Sargsyan, Anna M."]
[Black "Danielyan, Vahe"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2402"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,104,12,31,38,32,6,45,19,18,16,28,0,30,6,32,30,37,22,27,-3,71,66,67,52,52,31,30,11,29,-45,6,8,0,0,0,4,62,55,99,101,279,263,315,314,285,265,291,176,154,107,166,152,164,72,115,-231,-250,-262,-104,-132,-137,-118,-116,-103,-106,-100,-111,-131,8,8,8,8,8,-358,-363,-419,-410,-389,-319,-595,-589,-644,-633,-656,-621,-781,-755,-1061,-1034,-989,-743,-739,-737,-2218,-2237,-1468,-1414]} 1. d4 Nf6 2. Nf3 b6 3. e3 Bb7 4. Bd3 g6 5. O-O Bg7 6. c4 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} O-O 7. Nc3 d6 8. d5 {White is slightly better.} c6 {[%cal Rc6d5]} 9. e4 cxd5 10. exd5 Nbd7 {[#]} 11. Re1 $146 ({Predecessor:} 11. Be3 Nc5 12. Bxc5 bxc5 13. Re1 Re8 14. Qc2 Ng4 15. h3 Ne5 16. Nxe5 Bxe5 17. g3 {½-½ (55) Kilburn,G (1157)-Miller,D (1309) Kalamazoo 2000}) 11... Rc8 12. Bf1 a6 13. Bg5 h6 14. Bf4 Re8 (14... b5 $1 $11 {remains equal.}) 15. Qd2 $16 g5 16. Be3 Ng4 17. Nd4 e6 $1 18. dxe6 fxe6 19. Nc2 (19. h3 $11 Nxe3 20. Qxe3) 19... Nxe3 (19... Be5 $15 20. h3 Nxe3 21. Nxe3 h5) 20. Nxe3 $11 Ne5 21. Rad1 g4 22. Qxd6 Qg5 ({Black should try} 22... Qf6 $11) 23. Qxb6 $14 Bc6 24. Nc2 (24. Qxa6 $6 Ra8 $11) 24... Qg6 $2 (24... Rb8 $16 25. Qe3 (25. Qxa6 Rxb2 26. Rxe5 {[%mdl 64] Remove Defender} Bxe5 $14) 25... Qxe3 26. Rxe3 Rxb2) 25. Nd4 $18 {aiming for Rxe5!} Ba8 26. Qxa6 h5 27. Qa5 Qg5 28. b4 h4 29. Re3 {Hoping for Ne4.} Qf4 (29... Qf6 $16) 30. Qa6 Rf8 31. Rd2 (31. Re2 $18 {has better winning chances.} h3 32. Qxe6+ (32. Nxe6 $2 Bxg2 33. Bxg2 Nf3+ 34. Bxf3 Qxf3 $19) 32... Kh8 33. Nd5 (33. gxh3 $2 Qxd4 {[%mdl 64] Remove Defender, Decoy} 34. Rxd4 Nf3+ {[%mdl 64] Double Attack, Pin, Discovered Attack} 35. Kg2 Nxd4+ {[%mdl 64] Discovered Attack} 36. Nd5 Nxe6 $19) 33... Bxd5 34. Qxd5 (34. cxd5 hxg2 35. Bxg2 Rc1 $15)) 31... Rce8 {[#] Strongly threatening ...g3!} 32. c5 $2 {[%mdl 8192]} (32. Nd1 $1 $16 {stays on course.} g3 33. Nxe6) 32... g3 $1 $19 {[%cal Rg3f2]} 33. Qe2 {[%cal Rh2g3]} gxf2+ (33... gxh2+ $19 34. Kh1 Ng4 {[%mdl 64] Double Attack} 35. Nxe6 Qxf2 36. Qxf2 Rxf2 37. Rxf2 Nxf2+ 38. Kxh2 Ng4+ {[%mdl 64] Double Attack} 39. Kg1 Nxe3 40. Nxg7 Kxg7) 34. Qxf2 $17 Qxf2+ 35. Rxf2 Rxf2 36. Kxf2 {And now Kg1 would win.} Ng4+ {[%mdl 64] Double Attack, Discovered Attack} 37. Ke2 Bxd4 38. Rh3 Rf8 (38... Be5 $17 39. b5 Nxh2) 39. Rxh4 $11 Rf2+ $1 {[%mdl 64] Double Attack} 40. Kd3 Rf4 {[#] Threatens to win with ...Ne5+.} 41. Kd2 $2 {[%mdl 8192]} Bf6 $19 {[%mdl 64] Discovered Attack} 42. Rxg4+ Rxg4 43. b5 Bxg2 44. Bd3 (44. Bxg2 Rxg2+ {[%mdl 64] Double Attack} 45. Kd3) 44... Kf7 {Black is clearly winning.} 45. h3 Rh4 46. Kc2 Ke7 47. Nd1 Rxh3 48. a4 Bd4 49. c6 Bb6 50. Nb2 Bd5 51. Kc3 e5 52. Kb4 Kd6 {Weighted Error Value: White=0.60/Black=0.41} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.2"]
[White "Mikaelyan, Arman"]
[Black "Hayrapetyan, Hovik"]
[Result "1/2-1/2"]
[ECO "E61"]
[WhiteElo "2485"]
[BlackElo "2488"]
[Annotator "TA"]
[PlyCount "160"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,160,69,91,88,103,90,105,80,87,96,92,80,79,81,68,50,52,33,65,39,36,25,23,26,35,35,29,45,41,0,0,0,0,0,0,0,0,0,0,0,0,0,5,0,0,0,0,0,13,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 c5 4. d5 Bg7 5. e4 O-O 6. Nf3 e6 7. Bd3 exd5 8. cxd5 Re8 9. O-O d6 10. h3 a6 11. a4 Nbd7 12. Re1 Qe7 13. Bf4 Nh5 14. Bh2 Ne5 {[#]} 15. Be2 $1 {A70: Modern Benoni: 6 e4 g6 7 Nf3.} Nxf3+ 16. Bxf3 Be5 17. Bxh5 {White is better.} Bxh2+ 18. Kxh2 Qe5+ 19. g3 {Strongly threatening Bg4.} (19. Kg1 {looks sharper.} gxh5 20. Qd2 Kh8 21. Qh6 Rg8 22. Kh1) 19... Qxh5 20. Qxh5 gxh5 21. f4 f6 {[#]} 22. Re2 $146 ({Predecessor:} 22. Kg2 Kg7 23. f5 Bd7 24. Kf3 b5 25. a5 Re7 26. Re3 Rae8 27. g4 hxg4+ 28. hxg4 {½-½ (44) Nikolaou,G (2200)-Kaforos,D (2219) Aspropyrgos 2019}) 22... Rb8 23. e5 dxe5 24. Rae1 {[%cal Rf4e5]} Bf5 25. fxe5 fxe5 26. Rxe5 Rxe5 27. Rxe5 $11 {[%mdl 4096] Endgame KRB-KRN} Bg6 28. d6 Rd8 {The position is equal.} 29. Rxc5 Rxd6 30. Rc8+ Kg7 31. Rc7+ {[%mdl 64] [#] Double Attack} Kh6 32. Rxb7 Rd2+ 33. Kg1 {next h4 is good for White.} h4 34. gxh4 Kh5 35. Rb4 a5 36. Rg4 Rxb2 37. Nd5 Kh6 38. Ne3 {Black should prevent Rg5.} Re2 39. Rg3 Kh5 40. Ng2 {Threatens to win with Nf4+.} Re5 41. Kf2 Kh6 42. Ne3 Re4 43. Rg4 Rxg4 44. hxg4 {Nf5+ is the strong threat. KB-KN} Be8 45. Nc4 Bxa4 46. Nxa5 Kg6 47. Kg3 h5 48. g5 {Threatening Kf4.} Kf5 49. Nc4 Bb3 50. Ne3+ Ke4 51. Ng2 Bf7 52. Nf4 Kf5 53. Kf3 Be8 54. Ne2 Bc6+ 55. Kg3 {White threatens Nd4+ and mate.} (55. Kf2 {is interesting.} Kg4 56. Nd4 Be8 57. Ke3 Kxh4 58. Kf4) 55... Ke5 56. Kf2 Be8 57. Kf3 Bf7 58. Ng3 Be8 59. Ke3 Bg6 60. Ne2 Kf5 61. Kf3 Ke5 62. Nc3 Bf7 63. Nd1 Bd5+ 64. Kg3 Bf7 65. Nf2 Kf5 66. Nh3 Bg6 67. Ng1 Ke4 68. Ne2 Bf7 69. Nc3+ Kf5 70. Nb5 Ke5 71. Kf3 Bg6 72. Ke3 Kf5 73. Kd4 Kg4 74. Ke5 Kxh4 {aiming for ...Kg4.} 75. Kf4 Kh3 76. Nd4 h4 {And now ...Kg2 would win.} 77. Nf5 Be8 78. Kf3 Bh5+ 79. Kf4 Be8 80. Kf3 Bh5+ {Weighted Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.3"]
[White "Davtyan, Artur"]
[Black "Gharibyan, Mamikon"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2466"]
[BlackElo "2432"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,80,18,23,25,24,24,24,39,14,18,11,7,7,18,12,42,43,43,35,37,27,50,36,51,14,29,18,37,30,54,0,0,0,0,0,0,0,0,-6,-8,-6,-6,-2,0,0,0,0,0,0,18,-18,-18,-15,-8,-29,-27,-15,-18,-18,-17,-13,-13,-23,-17,-17,-12,-10,-3,-4,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Bg5 h6 6. Bh4 Be7 {C50: Hungarian Defence and Giuoco Pianissimo.} 7. Bg3 d6 8. a4 a5 {[#] White has an edge.} 9. Nbd2 $146 ({Predecessor:} 9. h3 O-O 10. Nc3 Be6 11. Bxe6 fxe6 12. O-O Nd4 13. Nxd4 exd4 14. Nb5 e5 15. c3 {1-0 (61) Kosteniuk,A (2546)-Lei,T (2507) Hengshui 2019}) 9... O-O 10. O-O g6 11. h3 Nh5 12. Bh2 Ng7 13. c3 Bf6 14. Re1 Ne6 15. Nf1 Bg7 16. Ne3 Kh8 17. Bxe6 Bxe6 18. d4 {[#] aiming for d5.} exd4 19. cxd4 {And now d5 would win.} d5 20. Bxc7 Qxc7 $11 21. exd5 Bxd5 22. Nxd5 Qd6 {[%cal Rd6d5]} 23. Qb3 Rad8 24. Nc3 Nxd4 25. Nxd4 Qxd4 26. Re7 Qb4 27. Rxb7 Qxb3 28. Rxb3 Rd2 29. Rc1 Rc8 30. Rb7 Bd4 31. Rf1 Kg7 32. Rb5 Rc4 33. Rxa5 Rxb2 34. Ne4 Bb6 35. Re5 Rxa4 36. Nc3 Rc4 37. Re2 {The position is equal.} Rxe2 38. Nxe2 Rc2 39. Rb1 Rxe2 40. Rxb6 h5 {Weighted Error Value: White=0.06/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.4"]
[White "Babujian, Levon"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "A58"]
[WhiteElo "2440"]
[BlackElo "2255"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,87,22,41,53,42,45,54,12,16,24,-12,2,64,58,87,71,111,100,117,137,89,110,105,95,99,105,82,85,69,17,60,50,70,54,58,55,80,80,79,73,82,84,118,111,160,174,166,172,173,172,194,177,223,215,371,331,375,249,516,492,512,431,599,597,585,601,599,604,604,603,601,599,593,593,587,556,927,923,933,614]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 {A58: Benko/Volga Gambit: Lines with 5 bxa6.} Bg7 7. e4 {a7 is the strong threat.} O-O 8. e5 {White is slightly better.} Ne8 9. f4 d6 10. Nf3 Nxa6 {[#]} (10... Nc7 $11) 11. Bc4 $146 {[%mdl 2048] Black is under pressure.} ({Predecessor:} 11. h3 Nec7 12. Bc4 Nb4 13. a3 Ba6 14. Bxa6 Nbxa6 15. O-O Qb8 16. Qe2 Qb3 17. Rd1 {0-1 (52) Lubbers,J (2141)-Safranska,A (2330) Lisbon 2001}) 11... Nec7 12. O-O Nb4 13. Be3 e6 14. dxe6 Bxe6 15. Bxe6 Nxe6 16. a3 ({Weaker is} 16. Qxd6 Qxd6 17. exd6 Nc2 $17) 16... Nc6 {[%cal Rd6e5]} 17. Qxd6 Qxd6 18. exd6 Rfd8 19. Nd2 (19. Rad1 $14) 19... Rxd6 20. Nc4 Rd3 21. Rad1 Rxd1 22. Nxd1 Na5 23. Nxa5 {White now steadily converts the win.} Rxa5 24. f5 gxf5 25. Rxf5 Ra4 26. Kf1 ({But not} 26. Bxc5 $2 Nxc5 27. Rd5 Ne6 $19) 26... c4 27. Bd2 Ra8 28. Bc3 Bxc3 29. Nxc3 $18 {[%mdl 4096] Endgame KRN-KRN} ({Stronger than} 29. bxc3 Rxa3 30. h4 h6 $11) 29... Rb8 30. Rb5 Rd8 31. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Rd2 $2 (31... Kf8 {might work better.} 32. a5 Ra8) 32. a5 {[#] Strongly threatening a6.} Rc2 33. Na4 Nd4 $2 (33... Nc7 34. Rg5+ Kf8) 34. Rg5+ {White is clearly winning.} Kh8 35. a6 {White threatens a7 and mate.} Nc6 36. Rc5 Na7 37. Rc7 {[%mdl 64] [#] Double Attack} Nb5 38. Rb7 Rc1+ 39. Kf2 Ra1 40. Nc5 Ra5 41. Rxf7 Nd6 42. Rc7 Kg8 43. a7 h5 44. Rd7 {Weighted Error Value: White=0.13/Black=0.33} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.5"]
[White "Barseghyan, Armen Ar."]
[Black "Vardanian, Haik G."]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2362"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,82,0,18,0,0,0,0,-21,-10,-5,0,0,0,0,0,0,46,46,41,31,39,14,14,0,14,-7,14,0,0,0,0,0,0,0,0,0,29,7,13,16,8,11,13,0,21,0,5,0,0,0,0,0,0,0,0,-14,48,23,23,0,31,41,55,-50,14,-7,64]} 1. Nf3 d5 2. d4 Nf6 3. g3 c6 4. Bg2 Bf5 5. O-O e6 6. Nbd2 h6 7. c4 Nbd7 8. b3 Be7 9. Bb2 Ne4 10. a3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 11. Rc1 O-O 12. Ne1 Nxd2 13. Qxd2 {[#]} a4 $146 ({Predecessor:} 13... Nf6 14. Nd3 Ne4 15. Qd1 Bg5 16. e3 Nd6 17. a4 Be4 18. Ba3 Bxg2 19. Kxg2 Re8 {½-½ (98) Federic,J (2209)-Farkas,G (2363) Slovakia 2019}) 14. b4 Bg5 15. e3 b5 16. c5 h5 17. Qe2 Bg6 18. h4 Bh6 19. Bf3 Nf6 20. Ng2 Re8 21. Rfe1 Kf8 22. Nf4 Bxf4 23. exf4 Ke7 24. Ra1 {[%cal Bc1a1,Ba1a2,Ba2d2][%mdl 32]} Kd7 25. Bc1 Kc8 26. Bg2 Kb7 27. f3 Nd7 28. Qd1 Bf5 29. Ra2 Qf6 30. Kh2 Re7 31. Qd2 Qg6 32. Qc3 Bd3 33. Rd2 Bc4 34. Bh3 Rae8 35. Qe3 Qh7 36. Bb2 f6 (36... g6 $11) 37. Qc3 Qg8 38. Rg2 Qf7 39. Qd2 Nf8 40. Re3 (40. Qe3 $14) 40... Nh7 ({Better is} 40... g5 $15 41. fxg5 (41. hxg5 Bf1 $15) 41... fxg5) 41. Rg1 g6 {Weighted Error Value: White=0.14/Black=0.11} (41... g5 $1 $11) 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.6"]
[White "Yeremyan, Alen"]
[Black "Melkonyan, Arshak"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2274"]
[BlackElo "2079"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,68,2,-25,-10,-24,-13,-36,0,0,-19,-64,-33,-57,-63,-69,-70,-56,-60,-107,-100,-123,-114,-180,-158,-178,-170,-167,-189,-270,-276,-281,-220,-212,-231,-216,-210,-172,-160,-362,-358,-368,-369,-570,-562,-643,-629,-644,-595,-552,-391,-369,-395,-371,-355]} 1. g3 d5 2. Bg2 c6 3. Nf3 Bg4 4. O-O Nd7 5. d3 e6 6. e4 Bd6 7. Qe2 Ne7 8. h3 Bh5 9. Nbd2 O-O {A07: Réti Opening: New York and Capablanca Systems.} 10. Re1 h6 11. Nf1 {[#]} Rc8 $146 {Black is slightly better.} ({Predecessor:} 11... Re8 12. g4 Bg6 13. e5 Bc7 14. Bf4 c5 15. c4 Nc6 16. Bg3 Nb6 17. Red1 Qd7 {0-1 (49) Vasilevich,T (2265)-Styazhkina,A (2280) Sochi 2019}) 12. g4 Bg6 13. e5 Bb8 14. Bf4 c5 15. Ng3 Nc6 16. Qd2 Qc7 17. c3 {[#] White is now going downhill.} f6 $1 {[%cal Rd7e5]} 18. d4 cxd4 19. cxd4 (19. Nxd4 $17 Nxd4 20. cxd4) 19... fxe5 $19 20. dxe5 Nc5 21. Nh4 Bh7 {aiming for ...Nd3.} 22. Nh5 (22. Nhf5 $142 exf5 23. Qxd5+ {[%mdl 64] Double Attack} Kh8 24. Qxc5 fxg4 {[%mdl 64] Discovered Attack} 25. Be3) 22... Nd3 {[%mdl 64] Double Attack} 23. Bg3 Nxe1 24. Rxe1 Qf7 25. f4 Ne7 26. Qb4 Bc7 27. Qxb7 $2 (27. Kh1 $17) 27... Bb6+ 28. Kh1 Bd3 {...Rc7 is the strong threat.} 29. Qd7 (29. Bf1 {was worth a try.} Be4+ 30. Bg2) 29... Rc6 30. f5 {Threatening f6.} Rd8 31. fxe6 {[#]} Qf8 ({And not} 31... Rxd7 32. exf7+ Kxf7 33. e6+ (33. Nf4 Be4 $16) 33... Rxe6 34. Rxe6 $18) 32. Qd6 Rcxd6 33. exd6 {[#]} Be4 $1 34. dxe7 Qxe7 {Weighted Error Value: White=0.34/Black=0.10} 0-1

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.03"]
[Round "12.7"]
[White "Shahinyan, David"]
[Black "Harutyunian, Tigran K."]
[Result "1/2-1/2"]
[ECO "B24"]
[WhiteElo "2452"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "217"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,217,-2,-14,2,-25,0,-38,1,-20,-17,-23,-25,-21,-11,-23,-9,-25,3,-42,-21,-41,-48,-52,-16,-22,-18,-18,-15,-18,-5,-20,-11,-12,-19,-17,-15,-17,-14,-12,-12,-13,-8,-14,-29,-22,-22,-20,-40,-47,-3,-22,0,-28,0,0,0,0,0,0,0,-20,0,-2,-2,-2,-4,-4,0,0,0,0,0,0,0,0,0,-100,-100,-162,-156,-155,-125,-150,-145,-120,-14,-327,-312,-366,-323,-885,-1390,-1432,-1041,-1434,-1395,-1439,-1256,-943,9,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 Rb8 6. Be3 b5 7. Qd2 b4 8. Nd1 d6 9. Ne2 h5 {B26: Closed Sicilian: 3 g3, lines with early Be3.} 10. h3 Nd4 11. Nc1 e6 {Black is slightly better.} 12. c3 Nc6 13. Ne2 Nge7 14. O-O {[#]} Ba6 $146 ({Predecessor:} 14... bxc3 15. bxc3 O-O 16. Bh6 e5 17. Bxg7 Kxg7 18. Ne3 h4 19. f4 exf4 20. Rxf4 hxg3 21. Nxg3 f6 22. Raf1 Ng8 {1-0 (43) Kulesza,M (2246)-Zakrzewski,M (2285) Jastrzebia Gora 2019}) 15. f4 Qb6 16. c4 Nd4 17. Bf2 Nec6 18. Ne3 Nxe2+ 19. Qxe2 Nd4 20. Qd2 Bb7 21. Nc2 {[%cal Be3c2,Bc2e1,Be1f3][%mdl 32]} Nc6 22. Ne1 b3 23. a3 Qa5 24. Qe2 Nd4 25. Bxd4 Bxd4+ 26. Kh1 O-O 27. Nf3 Bg7 28. Rae1 Qd8 29. Qf2 a5 30. Re2 Qf6 31. Qe3 Bh6 32. Qf2 a4 33. Nh2 Qh8 34. e5 dxe5 35. fxe5 Bxg2+ 36. Kxg2 Rbc8 37. g4 Bg7 38. Qe3 hxg4 39. hxg4 Qh4 40. Qe4 Rcd8 41. Nf3 {[#]} f5 $1 42. exf6 Qxf6 43. Nh2 ({Don't play} 43. Qxe6+ Qxe6 44. Rxe6 Bxb2 $17) 43... Qe7 44. Rxf8+ Rxf8 45. Qxg6 Qb7+ 46. Kg1 (46. Kh3 $11 {keeps the balance.}) 46... Qf7 $17 47. Qe4 (47. Qg5 $17) 47... Bd4+ $19 48. Kg2 {[#]} Qf6 49. g5 Qxg5+ 50. Ng4 Kg7 (50... e5 $17 51. Kg3 Rf4 {[%mdl 64] Double Attack} 52. Qd5+ Rf7) 51. Kg3 {[%mdl 8192]} (51. Qxe6 $11 {and White stays safe.} Rd8 52. Qe4) 51... Qf5 52. Qxf5 exf5 {[%mdl 4096] Endgame KRB-KRN} ({Not} 52... Rxf5 53. Kg2 $17) 53. Ne5 (53. Nh2 Kf6 54. Nf3) 53... Re8 54. Kf4 Rxe5 55. Rxe5 Bxb2 56. Rxc5 Bxa3 {KR-KB} 57. Rb5 Be7 $2 ({Black should play} 57... Kf6 $19 58. Rb6+ Ke7) 58. Kxf5 {The position is equal.} a3 (58... Kf7 $5 59. c5 $8 Bxc5 $11) 59. Rxb3 a2 60. Rb7 a1=Q 61. Rxe7+ $11 {KQ-KR} Kf8 62. Re5 Qd4 63. Rd5 Qe3 (63... Qa1 {looks sharper.} 64. Rd6 Qg1 65. Ke6 Ke8 66. Rd5 Qg6+) 64. Kf6 {Rd8+ would kill now.} Qe7+ 65. Kf5 Kf7 66. Kf4 Qe2 67. Rf5+ Ke6 68. Rd5 Qf2+ 69. Ke4 Qe2+ 70. Kd4 Qe1 71. Kc5 Qa1 72. Kb5 Qa3 73. Kb6 Qb4+ 74. Kc6 Qb8 75. Kc5 Qb7 76. Rd6+ Ke5 77. Rd5+ $1 Kf4 78. Kd6 Qb6+ 79. Kd7 Ke3 80. Ke7 (80. Ke8 {is interesting.} Qb7 81. Kd8 Qc6 82. Ke7 Qc7+ 83. Ke6) 80... Qc6 81. Kf7 Qc7+ 82. Ke6 Kf4 83. Rf5+ Ke3 84. Rd5 Qg7 85. Kd6 (85. Rd6 {with more complications.} Ke2 86. Rd5 Qc3 87. Kd6 Qa3+ 88. Kc6) 85... Qf7 86. Kc6 Qe7 87. Kb6 (87. Rd6 {feels hotter.} Kf2 88. Rd5 Qa3 89. Kd7 Ke3 90. Kc8) 87... Kd2 88. Kc6 $1 Kc3 89. Kb6 Kd2 90. Kc6 $1 Qa7 91. Kd6 Ke3 92. Ke6 Qc7 93. Kf6 Qc8 94. Ke7 Kf4 95. Kf7 Qc6 96. Ke7 Qc8 {And now ...Qc7+ would win.} 97. Kf7 Qb7+ 98. Ke6 Qa7 {Threatens to win with ...Qc7.} 99. Rf5+ Kg4 {( -> ...Qb6+)} 100. Rd5 $1 Qc7 (100... Qa1 {looks sharper.} 101. Kd6 Kh3 102. Kc6 Kg3 103. Kd7 Kf4) 101. Kf6 Qa7 {...Kf4 is the strong threat.} 102. Ke6 Qb6+ 103. Kd7 (103. Ke5 {seems wilder.} Kh3 104. Rd6 Qe3+ 105. Kf5 Qf3+ 106. Ke6) 103... Kf4 {Hoping for ...Qa7+.} 104. Ke7 Qa7+ 105. Ke6 Qh7 {White must now prevent ...Qc7.} 106. Kf6 Qh3 {aiming for ...Qh6+.} 107. Rd4+ $1 Ke3 108. Rd5 Kd2 {Strongly threatening ...Qe3.} 109. Ke7 {White happily takes the draw.  Weighted Error Value: White=0.31/Black=0.24} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.1"]
[White "Gharibyan, Mamikon"]
[Black "Babujian, Levon"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2432"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,30,57,74,-10,0,-29,-30,-23,-24]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 Be7 5. Bg5 O-O 6. e3 h6 7. Bxf6 Bxf6 8. Rc1 b6 9. cxd5 exd5 10. Bd3 Be6 11. O-O c5 12. dxc5 bxc5 13. Na4 {D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} ({White should play} 13. e4 $16) 13... c4 $11 14. Be2 Nc6 15. b3 {[%cal Rb3c4] [#]} Qa5 $146 {A rather calm draw.  Weighted Error Value: White=0.49/Black=0.00} ({Predecessor:} 15... Na5 16. Nc5 Rc8 17. Nxe6 fxe6 18. bxc4 Nxc4 19. Qa4 Qc7 20. Nd2 Nb6 21. Rxc7 Nxa4 22. Rxa7 {0-1 (67) Lopez Martinez,J (2448)-Korneev,O (2572) Mislata 2001}) 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.2"]
[White "Melkonyan, Arshak"]
[Black "Shahinyan, David"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2079"]
[BlackElo "2452"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,12,0,8,-7,0,-20,-4,-22,-17,-32,-34,-24,-29,-47,-14,-19,9,2,15,4,4,11,10,5,6,3,12,1,5,2,26,38,35,42,28,39,77,0,0,0,0,0,0,0,0,-12,0,0,0,-37,-37,-558,0,0,0,0,0,0,0,0,78,85,85,85,101,0,0,0,0,0]} 1. Nf3 g6 2. g3 Bg7 3. d4 c5 4. c3 b6 5. Bg2 Bb7 6. O-O Nf6 7. Nbd2 O-O {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 8. Re1 d5 9. Ne5 Nbd7 10. Ndf3 Ne4 11. Bf4 f6 12. Nxd7 Qxd7 {[#]} 13. Nd2 $146 ({Predecessor:} 13. a4 Bc6 14. a5 c4 15. Nd2 e5 16. Be3 Nxd2 17. Qxd2 e4 18. f3 f5 19. Ra3 Ba4 20. axb6 axb6 21. Bh6 Rae8 22. fxe4 fxe4 23. Raa1 Rf7 24. Rf1 {½-½ (24) Pribyl,J (2432)-Kabanov,N (2514) Pardubice 2006}) 13... Nxd2 (13... Ng5 {keeps more tension.} 14. dxc5 Nh3+ 15. Bxh3 Qxh3 16. Qb3 e5) 14. Qxd2 g5 15. Be3 c4 16. f3 h6 17. Bf2 e5 18. e4 dxe4 19. fxe4 exd4 20. Bxd4 f5 21. Rad1 f4 22. Qe2 {Strongly threatening gxf4.} Qe6 23. Bxg7 Kxg7 24. Rd4 b5 25. gxf4 ({Better is} 25. Red1 $16 {Threatens to win with gxf4.} Qb6 26. Kh1) 25... Rxf4 $11 26. e5 Rxd4 27. cxd4 Bxg2 28. Qxg2 {[%mdl 4096] Endgame KQR-KQR} Rd8 29. Rd1 b4 30. Qe4 c3 31. d5 {[#]} c2 $1 32. Qxc2 {[%mdl 8192]} (32. Rc1 $1 $15 Qxd5 33. Qxc2) 32... Rxd5 $2 (32... Qg4+ $19 33. Kh1 Qf3+ 34. Kg1 Qg4+ 35. Kh1 Qf3+ 36. Kg1 Rf8) 33. Qc7+ Kg6 34. Qc2+ Kg7 35. Qc7+ Kg6 36. Qc2+ Kh5 {[#]} (36... Kg7 $11 {keeps the balance.} 37. Qc7+) 37. Qe2+ $1 $16 g4 38. Rxd5 Qxd5 39. e6 (39. h3 $1 $16 {[%csl Gh3][%cal Re2g4]} Kg6 40. Qxg4+ Kf7 41. Qf4+ (41. Qxb4 Qxe5 42. Qd2 h5 $16) 41... Ke8 42. Kf2 (42. Qxh6 Qxe5 43. Qc6+ Ke7 $14)) 39... Qc5+ $11 40. Kf1 {Black must now prevent e7.} Qc1+ $1 41. Kg2 {Weighted Error Value: White=0.27/Black=0.21} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.4"]
[White "Ohanyan, Emin"]
[Black "Barseghyan, Armen Ar."]
[Result "1/2-1/2"]
[ECO "C46"]
[WhiteElo "2255"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,63,7,0,20,20,23,22,31,20,22,10,7,6,6,12,12,5,16,0,14,14,19,21,20,15,15,15,24,12,20,19,22,19,29,24,30,13,35,14,56,57,66,33,31,0,62,0,33,0]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 d6 4. Bc4 Be7 5. d4 exd4 6. Nxd4 Nf6 7. f3 O-O 8. Nxc6 bxc6 9. O-O Nd7 {C50: Hungarian Defence and Giuoco Pianissimo.} 10. Be3 Bf6 11. Qd2 {[#]} a5 $146 {The position is equal.} ({Predecessor:} 11... Nb6 12. Bb3 Be6 13. Rfd1 Nc4 14. Bxc4 Bxc4 15. b3 Be6 16. Rab1 Qe7 17. Na4 Rfd8 {0-1 (28) Gabor,A (1976)-Demeter,T (1995) Hungary 2007}) 12. Rad1 a4 13. Bd4 Bxd4+ 14. Qxd4 Qf6 15. Qxf6 Nxf6 16. f4 Nd7 17. Rfe1 Nb6 18. Be2 Re8 19. Bf3 Bb7 20. b3 axb3 21. axb3 Kf8 22. Ra1 f6 23. Kf2 Nd7 24. Red1 Ke7 25. g3 Reb8 26. Re1 Kd8 27. Bg4 c5 28. Rad1 Ke7 29. Nd5+ Kd8 30. Nc3 Ke7 $1 31. Nd5+ Kd8 32. Nc3 {Weighted Error Value: White=0.10/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.5"]
[White "Harutyunian, Tigran K."]
[Black "Sargsyan, Anna M."]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2549"]
[BlackElo "2402"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,41,16,28,18,30,26,30,31,39,37,46,36,37,35,45,41,54,38,60,66,115,97,91,102,145,134,143,138,157,153,191,185]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. a3 {7.Bd3 is setting a new trend. D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Nbd7 8. Nc3 Bd6 9. g4 {White has an edge.} h6 10. h4 Qe7 11. Bd2 {[#]} O-O-O $146 ({Predecessor:} 11... Nf8 12. O-O-O O-O-O 13. c5 Bc7 14. b4 e5 15. b5 e4 16. Qe2 Kd7 17. Bh3 Ne6 18. bxc6+ bxc6 {1-0 (93) Braun,A (2609)-Sharapov,E (2380) chess.com INT 2020}) 12. O-O-O Kb8 13. Kb1 dxc4 14. Bxc4 Nb6 15. Bb3 Rhf8 16. g5 hxg5 17. hxg5 Nfd5 18. Ne4 {White is clearly better.} Bc7 19. Rh7 g6 20. Rdh1 Rde8 21. Rg7 {Weighted Error Value: White=0.01/Black=0.14} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.6"]
[White "Hayrapetyan, Hovik"]
[Black "Davtyan, Artur"]
[Result "1-0"]
[ECO "D49"]
[WhiteElo "2488"]
[BlackElo "2466"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,69,9,20,5,35,35,50,55,41,4,8,0,26,0,29,26,35,43,33,1,86,0,0,0,0,0,95,56,228,241,227,220,684,683,712,640,634,625,582,583,5257,5257,29997,29998]} 1. c4 e6 2. Nf3 Nf6 3. Nc3 d5 4. d4 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3 a6 9. e4 c5 10. e5 cxd4 11. Nxb5 axb5 12. exf6 gxf6 13. O-O Qb6 14. Qe2 b4 15. a4 {D49: Semi-Slav: Meran System: Main line with 9 e4 c5 10 e5 cxd4 11 Nxb5.} Bc5 (15... bxa3 $5 16. bxa3 Bc5 $15) 16. Bf4 {[%mdl 1024] White has compensation.} Bb7 17. Rfc1 {White is slightly better.} h5 {[#]} 18. Bb5 $146 ({Predecessor:} 18. Bg3 Kf8 19. Bb5 Ba6 20. Qe4 Ra7 21. Bxa6 Rxa6 22. Rc4 e5 23. Nh4 Qc6 24. Qc2 {0-1 (47) Obodchuk,A (2413)-Smith,A (2384) Vladimir 2007}) 18... Ke7 $1 19. Nh4 Kd8 20. Bg3 (20. Qd3 $5 {[%cal Ra4a5]} Ra5 21. Qg3 $11) 20... Bd5 21. Nf3 Ra7 22. Bh4 {And now a5! would win.} Rh6 $1 23. Bd3 Bd6 (23... Ke7 $11 {keeps the balance.}) 24. a5 (24. Qc2 Bf4 $17) ({White should play} 24. Be4 $1 $16 {[%cal Re4d5]}) 24... Rxa5 $11 25. Rxa5 Qxa5 26. Nxd4 {Black must now prevent Qe3.} Bf4 (26... Qb6 $11 27. Qe3 Be5 28. Qxh6 Qxd4 {[%mdl 64] Double Attack} 29. Qh8+ Ke7) 27. Rd1 $1 $16 Qa8 $2 {A mistake that costs the game.} (27... Be5 $1 $14 28. Bb5 Bxd4 29. Rxd4 Qb6 30. Rxb4 Rg6) 28. Bc4 $1 $18 {[%cal Rc4d5] Strongly threatening Bxd5.} Rg6 {[#]} ({Reject} 28... Bxg2 29. Bxe6 (29. Nxe6+ fxe6 30. Rxd7+ Kxd7 $11) 29... Bh1 30. f3 $1 $18) 29. g3 Ke8 $2 {[#]} (29... Be5) 30. Nxe6 $1 {[%mdl 512]} Bxc4 (30... Bxe6 31. Bxe6) 31. Qxc4 Be5 32. Nc5 ({Weaker is} 32. Nc7+ Bxc7 33. Rxd7 (33. Qxc7 Ne5 $11) 33... Qa1+ 34. Kg2 Kxd7 $16) 32... Nxc5 33. Qxc5 Rg4 34. f4 Bb8 35. Qc8+ {Weighted Error Value: White=0.11/Black=0.71} 1-0

[Event "81st ARM-ch 1st League 2021"]
[Site "Yerevan"]
[Date "2021.02.05"]
[Round "13.7"]
[White "Danielyan, Vahe"]
[Black "Mikaelyan, Arman"]
[Result "0-1"]
[ECO "B23"]
[WhiteElo "2357"]
[BlackElo "2485"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.01.20"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,6,12,12,13,7,0,20,35,0,14,-33,17,-100,-51,-36,-61,-43,-64,-45,-39,-87,-18,-69,-30,-49,-13,-31,-30,-38,-33,-92,-95,-90,-95,-95,-89,-277,-289,-285,-250,-282,-266,-305,-285,-263,-251,-415,-394,-481,-462,-505,-484,-566,-555,-532,-549,-540,-541,-536,-481,-713,-711,-691,-435,-446,-647,-912,-867,-1944,-1031,-12841,-12842,-12843,-12844]} 1. e4 c5 2. Nc3 d6 3. d4 cxd4 4. Qxd4 Nc6 5. Qd2 g6 6. b3 {B23: Closed Sicilian: Lines without g3.} Bh6 7. f4 f5 8. Bb2 {The position is equal.} Nf6 {[#]} 9. e5 $146 ({Predecessor:} 9. O-O-O fxe4 10. Kb1 Qa5 11. Nge2 Rf8 12. h3 g5 13. Nd4 gxf4 14. Bb5 Bd7 15. Qe2 {0-1 (36) Jones,G (2670)-Donchenko,A (2646) Playchess.com INT 2020}) 9... Nxe5 {[%cal Bc6e5,Be5g4,Bg4f2][%mdl 32]} 10. O-O-O Bd7 11. Nge2 (11. Nh3 $11 {remains equal.}) 11... Rc8 12. Kb1 Neg4 13. Nd4 {[#]} Rxc3 $1 14. Qxc3 Nf2 15. Bc4 d5 (15... Nxh1 $17 16. Rxh1 Bxf4) 16. Bb5 (16. Nb5 $1 $11 Nxh1 17. Qe1) 16... Bxb5 (16... Nxh1 $2 17. Ne6 $18) 17. Nxb5 {Strongly threatening Rxd5!} O-O 18. Qe5 {Qe6+ is the strong threat.} Qd7 $36 {[%mdl 2048] Black is pushing.} 19. Nc7 {[%cal Rd1d5]} Kf7 (19... Nxd1 $6 20. Rxd1 Kf7 21. Nxd5 $14) 20. Rhe1 (20. Nxd5 $15 Nxh1 21. Ne3) 20... Nxd1 $17 21. Rxd1 {[%cal Rc7d5]} Ng4 22. Qxd5+ Qxd5 23. Rxd5 {This move loses the game for White.} (23. Nxd5 $17 Rd8 24. h3) 23... Bxf4 $19 24. Rd7 Rc8 (24... Bxh2 25. Ba3 $17) 25. Nb5 a6 ({Weaker is} 25... Nxh2 26. Ba3 $17) 26. Nc3 Rc7 ({Not} 26... Nxh2 27. Ne2 $17) 27. Rd8 Nf6 ({Resist} 27... Bxh2 28. Nd5 $19) 28. Rh8 $2 (28. g3 Bd6 29. Ne2) 28... Rd7 29. g3 Be5 {Black is clearly winning.} 30. a4 Nd5 31. Rc8 {intending Nxd5.} Nxc3+ 32. Bxc3 Bxc3 33. Rxc3 {[%mdl 4096] Endgame KR-KR} e5 34. b4 Ke6 35. b5 (35. Kc1 $142 g5 36. Rc8) 35... axb5 36. axb5 e4 37. Rc8 g5 38. c4 f4 {White must now prevent ...f3.} 39. gxf4 gxf4 40. c5 f3 41. c6 {[#]} f2 $1 {Weighted Error Value: White=0.85/Black=0.18} 0-1

