[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.1"]
[White "Gabuzyan, Hovhannes"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2557"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "163"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,163,15,7,20,27,16,57,36,59,60,56,14,7,37,28,45,12,6,25,0,0,0,0,-68,-77,-77,-77,-60,-76,-53,-61,-61,-68,-110,-119,-112,-125,-124,-125,-175,-130,-133,-120,-102,-118,-97,-81,-81,-66,-66,-76,-60,-22,-47,-41,-116,-116,-108,-102,-293,-293,-331,-325,-358,-350,-489,-489,-489,-496,-495,-774,-774,-569,-777,-679,-723,-543,-714,-543,-775,-569,-739,-693,-782,-774,-746,-419,-419,-419,-419,-419,-334,0,0,0,0,0,-67,0,0,-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,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000,-28000]} 1. b3 e5 2. Bb2 Nc6 3. e3 g6 4. Nf3 Bg7 5. d4 d6 6. dxe5 Nxe5 7. Nxe5 {A01: Nimzowitsch-Larsen Opening.} Bxe5 8. Nc3 Be6 9. Qd2 {[#] White is slightly better.} f5 $146 ({Predecessor:} 9... Qd7 10. e4 Ne7 11. O-O-O O-O-O 12. f4 Bg7 13. g3 Kb8 14. Bg2 Bh3 15. Kb1 Bxg2 16. Qxg2 {½-½ (33) Li,R (2568)-Chandra,A (2484) Saint Louis 2017}) 10. O-O-O $1 Qd7 11. Nb5 Bxb2+ 12. Kxb2 Qg7+ 13. Kb1 a6 {[#]} 14. Qa5 Rc8 15. Rxd6 axb5 (15... cxd6 16. Nxd6+ Kf8 17. Nxc8 $18) 16. Rxe6+ Kf7 17. Bxb5 (17. Qxb5 $11 Kxe6 18. Bc4+ Ke7 19. Rd1) 17... Kxe6 $15 18. Rd1 Kf7 19. Rd7+ Ne7 20. Bc4+ Ke8 $1 {[%cal Re8d7]} 21. Rxc7 Rd8 {[%cal Rd8d1]} 22. Qb5+ Kf8 {[%cal Rd8d1]} 23. Bd3 Qf6 24. Rxb7 Kg7 25. Qb4 Rhe8 26. Qc5 Rd6 27. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Red8 28. a5 Kh6 {Hoping for ...Rc8.} 29. Qc7 R8d7 30. Qxd7 Rxd7 31. Rxd7 Nc6 (31... Qe6 $5 {[%cal Re6d7]} 32. Rd4 Qc6 $15) 32. a6 Qe5 33. h4 (33. h3 $15) 33... Qa5 $17 {And now ...Ne5 would win.} 34. Kb2 Ne5 35. Rd4 (35. Rd6 $17 {is the only way for White.}) 35... Nxd3+ $19 36. Rxd3 {intending Rd6.} Qxa6 {[%mdl 4096] Endgame KQ-KR} 37. g3 Qa5 38. Rd4 Qe1 39. Rf4 Kh5 40. b4 h6 41. Kb3 Qf1 42. Kc3 Qe2 43. Kb3 Qe1 44. Kc4 Qd2 45. Kb3 Qd5+ 46. Kb2 g5 47. hxg5 hxg5 48. Rd4 Qg2 49. Rd2 {and the idea c4 leaves White hopeful.} Qf1 50. c3 Kg4 51. c4 f4 $2 (51... Kf3 $19 52. Rc2 Qe1) 52. gxf4 $1 $11 Qxc4 {[%mdl 64] [#] ...Kf3 is the strong threat. Double Attack} 53. Rd4 Qe2+ (53... Qc6 {is more complex.} 54. fxg5+ Kf3 55. Rf4+ Kg2 56. Kb3 Qb5) 54. Kc3 ({Better is} 54. Kb3 $11) 54... Qxf2 (54... Qb5 $15 55. fxg5+ Kxg5) 55. fxg5+ Kxg5 $2 {[%mdl 8192] Black continues to play with concentration.} (55... Kg3 $11 56. b5 Qf5) 56. Rd5+ {Mate.} Kf6 57. Rc5 Qxe3+ 58. Kc4 Qe2+ 59. Kb3 Ke6 60. Kc3 Kd6 61. Kb3 Qa6 62. Kb2 Qa4 63. Kc3 Qa3+ 64. Kc4 Qb2 65. Kb5 Qa2 66. Kb6 Qa4 67. Rc4 Kd7 68. Rc7+ Kd8 69. b5 Qd4+ 70. Kb7 Qe5 71. b6 Qd5+ 72. Kb8 Qa5 73. Rc8+ Kd7 74. b7 Qb6 75. Ka8 Qa6+ 76. Kb8 Qa5 77. Rc4 Qa1 78. Rc7+ Kd6 79. Rc8 Qa2 80. Rc7 Qa4 81. Rc8 Qa5 82. Rc2 {[%mdl 32768] Weighted Error Value: White=0.23/Black=0.16. An unexpected result.} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.2"]
[White "Martirosyan, Haik M."]
[Black "Harutyunian, Tigran K."]
[Result "1/2-1/2"]
[ECO "D70"]
[WhiteElo "2622"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,85,22,33,16,27,25,39,31,48,31,44,34,73,27,49,30,62,43,47,54,49,50,46,43,43,15,25,12,27,10,11,11,15,19,16,14,13,8,7,10,10,2,14,0,13,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. f3 d5 4. cxd5 Nxd5 5. e4 Nb6 6. Nc3 Bg7 7. Be3 Nc6 {[%cal Rc6d4]} 8. Bb5 {D70: Grünfeld: Unusual White 3rd moves (met by ...d5).} Bd7 9. Nge2 O-O 10. O-O {White is slightly better.} a6 {[#]} 11. Bxc6 $146 ({Predecessor:} 11. Bd3 e5 12. d5 Nd4 13. f4 c5 14. f5 Nc8 15. Qd2 Nd6 16. Ng3 b5 17. Rad1 {0-1 (52) Suvorov,L (2279)-Bashylina,L (1978) Playchess.com INT 2020}) 11... Bxc6 12. b3 Qd6 13. Qc2 Rfd8 14. Rfd1 Be8 15. Rac1 a5 16. a4 c6 17. Nf4 Nd7 18. e5 Qb8 19. Ne4 Nb6 20. h4 Nd5 21. Nxd5 cxd5 {The position is equal.} 22. Nc5 b6 (22... Rc8 $5 {[%cal Rb7b6]} 23. Qd2 b6 $14) 23. Nd3 Rc8 24. Qd2 Qb7 25. Bh6 Rxc1 26. Rxc1 Rc8 27. Bxg7 Kxg7 28. Re1 Qc6 29. Qe3 Bd7 30. Nf4 Be6 31. Ne2 Qc2 32. Rc1 Qb2 33. Rxc8 Bxc8 34. Nf4 Bb7 35. Kh2 Qc2 36. h5 g5 37. Nh3 h6 38. Nxg5 hxg5 39. Qxg5+ {[%mdl 64] [#] Double Attack} Kf8 40. Qh6+ {[%mdl 64] Double Attack} Ke8 41. Qxb6 {[%mdl 64] Double Attack} Qf2 42. Qxb7 {[%cal Rb7c8]} Qh4+ {[%mdl 64] [#] Double Attack} 43. Kg1 {[%cal Rb7c8] Weighted Error Value: White=0.07/Black=0.04} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.3"]
[White "Hovhannisyan, Robert"]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "B84"]
[WhiteElo "2642"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,80,45,38,48,37,81,35,93,79,147,86,111,43,83,76,71,45,49,61,41,-3,12,-10,44,38,17,30,169,185,145,92,90,86,87,53,125,108,199,205,209,208,197,196,218,209,259,261,261,257,331,327,358,370,406,379,597,596,567,560,543,525,587,611,593,540,548,546,575]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Nbd7 8. g4 {Nowadays more popular than 8.0-0.} h6 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3.} 9. f4 {[#]} Qa5 $146 ({Predecessor:} 9... g5 10. f5 e5 11. Nb3 b5 12. Qd3 Bb7 13. O-O-O Rc8 14. Kb1 Be7 15. Nd5 Bxd5 16. exd5 {½-½ (46) Wei,Y (2732)-Topalov,V (2735) Chess.com INT 2020}) 10. O-O b5 (10... Be7 $14) 11. Bf3 $1 $16 e5 {[#]} (11... Qc7 $142) 12. Nf5 (12. a4 $142 $1) 12... b4 {[#]} 13. Ne2 (13. fxe5 $1 $16 dxe5 14. Nd5) 13... d5 14. exd5 e4 15. Bg2 $36 {[%mdl 2048] White is more active.} Nxg4 {Black wants to play ...Ndf6.} 16. Bd4 {Threatens to win with Neg3.} (16. Bxe4 g6 $17) 16... Ndf6 $1 17. Neg3 g6 18. Ne3 Bc5 (18... Nxe3 $11 19. Bxe3 Bc5 20. Bxc5 Qxc5+ {[%mdl 64] Double Attack} 21. Kh1 Bf5) 19. Nc4 $14 Qb5 20. b3 {aiming for h3.} Bxd4+ (20... O-O $11 {and Black is okay.}) 21. Qxd4 $18 {Strongly threatening Nd6+.} Qxd5 22. Qxd5 (22. Qb6 $142 {Black must now prevent Rfd1.} Nd7 23. Qxb4) 22... Nxd5 $16 23. Nxe4 {Ned6+ is the strong threat.} O-O 24. Nc5 Be6 ({Better is} 24... Ngf6 $14) 25. Rae1 Rac8 (25... Rae8 $16) 26. Nxe6 $18 (26. Nxa6 Ngf6 $11) 26... fxe6 27. h3 ({Inferior is} 27. Rxe6 Nxf4 28. Ree1 (28. Rxa6 Ne2+ 29. Kh1 Nf2+ 30. Rxf2 Rxf2 $17) 28... g5 $11) 27... Ngf6 28. Rxe6 Nc3 29. Rxa6 Nh5 30. Rxg6+ Kh7 31. f5 Rc7 32. Rb6 Ng3 33. Rf3 (33. Rxb4 Nxf1 34. Bxf1 Nxa2 $16) 33... Nxf5 34. Nd6 Ne2+ (34... Nd5 {is a better defense.} 35. Ra6 (35. Rxf5 Rxf5 36. Rb5 Rg5 $18) 35... Nde3 36. Nxf5 {[%mdl 64] Discovered Attack} Nxf5) 35. Kh2 {White is clearly winning.} Ned4 {[#]} 36. Rxf5 Nxf5 37. Be4 Re7 {Now ...Rxe4 and Black clings on.} 38. Bxf5+ Kh8 39. Bd3 Rd7 40. Ne4 Ra8 {Weighted Error Value: White=0.13/Black=0.40} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.4"]
[White "Ter-Sahakyan, Samvel"]
[Black "Andriasian, Zaven"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2640"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,93,10,37,28,36,39,58,50,42,44,45,31,45,44,84,72,72,72,75,57,78,33,39,41,70,73,61,72,85,53,53,61,89,7,100,104,135,130,137,150,152,125,145,96,108,95,93,8,6,6,21,8,7,15,8,0,75,74,64,16,104,106,262,250,338,337,382,377,380,372,420,421,467,458,497,510,518,512,494,479]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 Ng4 7. Bc1 Nf6 8. f3 Qb6 {8...h5 is a critical line.} 9. g4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} Nc6 10. Nb3 e6 11. Qe2 {White is slightly better.} Qc7 12. Be3 b5 13. O-O-O Bb7 14. Kb1 $5 {[%mdl 4] An interesting side line.} Rc8 15. g5 Nd7 16. Qf2 Nce5 {[#]} 17. a3 $1 Be7 18. Rg1 {[#]} O-O $146 ({Predecessor:} 18... Nc4 19. Bxc4 bxc4 20. Nd4 Rb8 21. h4 d5 22. exd5 Bxd5 23. Nxd5 exd5 24. Rge1 O-O 25. Bf4 Rxb2+ 26. Kxb2 Bxa3+ 27. Kxa3 {0-1 (52) Kasimdzhanov,R (2653)-Ye,J (2667) Bled 2002}) 19. Rg3 Ba8 20. f4 Nc4 {Threatens to win with ...Nxb2!} 21. Bc1 Qb6 22. Qxb6 (22. Qe1 {is interesting.} Rfe8 23. Rh3 Nf8 24. Bxc4 bxc4 25. Nd4) 22... Ndxb6 23. Nd4 Rfe8 24. f5 (24. b3 $16) 24... e5 (24... d5 $1 $11) 25. Nde2 $16 a5 26. f6 Bf8 27. Nxb5 {Strongly threatening b3.} Bxe4 28. Nec3 Bg6 29. b3 d5 30. bxc4 d4 31. Na2 ({White should play} 31. fxg7 $16 Kxg7 {[#]} 32. Na7 $1) 31... Nxc4 $11 {White must now prevent ...Ne3.} 32. Bd3 Nb6 33. Bxg6 hxg6 34. fxg7 Kxg7 35. Na7 Rc4 (35... Ra8 $11 {remains equal.} 36. Nb5 Rab8) 36. Rb3 $16 Na4 37. Rb7 Nc5 (37... Re7 $11 38. Rxe7 Bxe7) 38. Rb5 {And now Nc6 would win.} Bd6 $2 {A mistake that costs the game.} (38... Na4 $16 {was called for.}) 39. Nc6 $18 ({Resist} 39. Rxa5 $6 Rb8+ 40. Rb5 Ne6 $18) 39... Ne4 40. Nxa5 Rcc8 41. Nb7 {aiming for Re1.} Bb8 42. Re1 Nf2 43. Re2 Nd1 {White is clearly winning.} 44. Nc5 Ba7 45. Ne4 Rb8 46. Rxb8 Rxb8+ 47. Nb4 {Weighted Error Value: White=0.12/Black=0.26} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.5"]
[White "Sargsyan, Shant"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2596"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,91,56,47,58,33,35,29,57,33,39,37,61,39,37,41,47,40,53,19,27,27,85,64,74,73,71,68,82,70,94,100,102,97,247,129,126,124,122,121,143,67,59,56,107,104,136,139,164,68,107,19,160,153,162,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Bxd2+ 5. Qxd2 O-O 6. g3 d6 7. Nc3 Nbd7 8. Bg2 e5 9. O-O Re8 10. e4 c6 11. Rad1 Qe7 12. h3 Nf8 13. Rfe1 Ng6 {[#] E11: Bogo-Indian.} 14. a3 $146 ({Predecessor:} 14. b4 Qc7 15. Bf1 Bd7 16. Qb2 Rad8 17. d5 cxd5 18. cxd5 a6 19. Rc1 Qb6 20. Nd2 Qd4 21. Nc4 {½-½ (49) Renman,N (2361)-Jones,I (2195) Hersonissos 2017}) 14... h6 15. b4 a5 {White has an edge.} 16. d5 axb4 17. axb4 cxd5 18. exd5 Bd7 19. Qe3 Rec8 20. Nd2 Ne8 21. Ra1 Rab8 22. Ra7 Qg5 (22... f5 $11 {remains equal.}) 23. Qxg5 $16 hxg5 24. Nce4 g4 25. hxg4 Bxg4 26. f3 $36 {[%mdl 2048] White has good play.} Bd7 27. c5 f5 {[#]} 28. Bh3 $1 Rc7 (28... Rd8 $16 {keeps fighting.}) 29. cxd6 (29. Nxd6 $18 Nxd6 30. cxd6) 29... Rc2 30. Nc5 {[%mdl 64] Double Attack} Nxd6 31. Nxd7 Rd8 32. Ne4 fxe4 $14 33. fxe4 Kh7 (33... Rb2 $14) 34. Nc5 $16 Rf8 {White must now prevent ...Rf3.} 35. Rf1 ({Weaker is} 35. Nxb7 Rf3 $17) 35... Rxf1+ 36. Bxf1 (36. Kxf1 $18 Kh6 37. Ke1) 36... Rc3 $14 37. Kh2 (37. Nxb7 $16 Nxe4 38. d6 Rxg3+ 39. Kh1) 37... b6 (37... Nh8 $1 $11) 38. Ne6 $16 Nxe4 39. Nxg7 $2 (39. Bg2 $18 Rc2 40. Rxg7+ Kh6 41. Rb7) 39... Kh6 $1 $11 {The position is equal.} 40. Nf5+ Kg5 {[#]} 41. d6 $1 {And now d7 would win.} Rc2+ $1 (41... Kxf5 $2 42. d7 $18) 42. Bg2 {Strongly threatening d7.} Rd2 {[#]} ({Don't blunder} 42... Kxf5 $2 43. d7 $18) 43. d7 $1 Nf6 ({Don't go for} 43... Kxf5 $2 44. Ra8 $18) 44. Ne3 Nxd7 45. Rb7 e4 46. Nf1 {Weighted Error Value: White=0.28/Black=0.16} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.16"]
[Round "1.6"]
[White "Gharibyan, Mamikon"]
[Black "Pashikian, Arman"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2423"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,80,0,7,3,-37,-27,-35,-27,-30,-20,-25,0,-7,-4,-19,-8,-33,-10,-27,-28,-28,-31,-54,-57,-62,-66,-68,-14,-22,0,-14,-10,-33,-33,-25,-27,-52,-45,-39,-35,-51,-51,-52,-52,-58,-29,-33,-25,-31,-16,-27,-22,-33,-29,-66,-66,-100,-88,-148,-153,-158,-148,-247,-209,-243,-243,-691,-683,-670,-662]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. a3 Bxc3+ 7. bxc3 Ne4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. Qc2 {8.Qc2 has lost popularity.} b6 $5 {[%mdl 4] An interesting side line.} 9. e3 Na5 {Black is slightly better.} 10. cxd5 exd5 11. Bd3 Bb7 12. O-O O-O {[#]} 13. h3 $146 ({Predecessor:} 13. a4 f5 14. Ne5 c5 15. dxc5 bxc5 16. c4 Qd6 17. Bb2 Rae8 18. f3 Nf6 19. Qc3 {1-0 (40) Zhao,X (2544)-Kosintseva,T (2539) Sochi 2009}) 13... Rc8 14. Ne5 f6 15. Ng4 h5 16. Nh2 c5 17. f3 {[#]} c4 $1 18. Be2 Ng3 19. Re1 Nxe2+ (19... Nb3 $15 20. Rb1 Qe7) 20. Rxe2 $11 Qd7 21. Bb2 Rce8 22. Rae1 f5 23. f4 Bc6 24. Nf3 Ba4 25. Qb1 Nb7 26. Ne5 Qc8 27. Bc1 Rf6 28. g4 hxg4 29. hxg4 fxg4 {aiming for ...g3.} 30. Rh2 $1 Qf5 31. Qxf5 Rxf5 32. e4 dxe4 33. Rxe4 Nd6 34. Re1 {[#]} Bc6 $1 35. Rh4 ({White should try} 35. Bd2 Bb7 36. Re3) 35... Bd5 $17 36. Rxg4 Rh5 37. Kf2 (37. Kf1 $17 {might work better.}) 37... Ne4+ 38. Rxe4 Bxe4 39. Nxc4 $2 (39. Rg1) 39... Rh2+ $19 40. Kg3 Rc2 {Weighted Error Value: White=0.26/Black=0.07} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.1"]
[White "Babujian, Levon"]
[Black "Martirosyan, Haik M."]
[Result "0-1"]
[ECO "B30"]
[WhiteElo "2455"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,12,0,0,0,0,0,0,0,0,0,-20,-41,-41,-53,-56,-41,-43,-37,-37,-41,-45,-40,-40,-23,-34,-35,-102,-52,-46,-27,-135,-124,-312,-168,-329,-321,-317,-319,-307,-300,-302,-284,-324,-189,-499,-366,-361,-338,-331,-312,-343,-311,-439,-432,-595,-600,-724,-560,-1068,-971,-1030,-1030,-1068,-725,-1808,-1705,-2164,-1988,-12842,-12843,-12843,-12843,-12843,-12468]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. Bxc6 bxc6 5. d3 Ne7 6. Nc3 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Ng6 7. h4 h5 $1 8. e5 {The position is equal.} Qc7 9. Qe2 f6 10. exf6 gxf6 11. Ne4 Be7 12. Be3 {[#]} d5 $146 ({Predecessor:} 12... Nf4 13. Bxf4 Qxf4 14. g3 Qg4 15. c4 d5 16. Nc3 Ba6 17. O-O-O O-O-O 18. Rhe1 e5 {0-1 (43) Rozentalis,E (2619)-Bruzon Batista,L (2689) Ottawa 2013}) 13. Nxc5 e5 14. d4 $1 Bg4 {And now ...Bxc5 would win.} 15. Qa6 Rb8 {...Bxc5 is the strong threat.} 16. dxe5 fxe5 17. Nb3 O-O {[%mdl 1024] Black has compensation.} 18. O-O-O ({Better is} 18. Nh2 $15) 18... Nf4 19. Rhg1 e4 {White must now prevent ...Bc8.} 20. Rde1 c5 $1 $36 {[%mdl 2048] Hoping for ...c4. White is under strong pressure.} ({Weaker is} 20... exf3 21. gxf3 Nh3 22. fxg4 $16) 21. Ng5 $2 {White does not recover from this.} (21. Qa5 $17 {might work better.} Qb7 22. Qd2) 21... Rf6 (21... c4 $142 22. Kb1 cxb3 23. Bxf4 bxc2+ 24. Ka1 Rb6 $1 {[%mdl 512]} 25. Bxc7 Rxa6) 22. Qa4 (22. Qa5 Ne2+ 23. Rxe2 Qxa5 24. Nxa5 Bxe2 25. Nb3) 22... Ne2+ 23. Rxe2 Bxe2 24. Qa5 Qxa5 25. Nxa5 Ra6 26. Nb3 {[#]} Bc4 ({Don't play} 26... Rxa2 27. Kb1 $19) (26... Rxb3 $142 $1 {[%mdl 512]} 27. cxb3 Rxa2) 27. Bxc5 $2 (27. g4 {is a better chance.}) 27... Bxc5 28. Nxc5 Rxa2 29. Kd2 Rbxb2 30. Rc1 Bb3 31. Ke3 (31. Nxb3 $142 Rxb3 32. Ne6) 31... Bxc2 $19 {Black is clearly winning.} 32. g4 hxg4 33. Rg1 g3 34. Rxg3 Ra3+ 35. Kf4 Rxg3 36. fxg3 {[%mdl 4096] Endgame KRB-KNN} a5 {[%cal Ba7a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 37. h5 a4 38. h6 e3 39. Kxe3 a3 40. Nd7 a2 41. Nf6+ Kf8 {Weighted Error Value: White=0.80/Black=0.16} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.2"]
[White "Gabuzyan, Hovhannes"]
[Black "Sargsyan, Shant"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2557"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,135,-4,0,4,8,13,20,12,0,8,8,8,4,16,16,15,10,22,0,7,0,8,6,33,8,37,40,71,68,91,93,98,89,99,93,107,103,107,89,89,89,89,89,90,81,212,212,212,212,212,212,212,212,212,212,237,237,286,270,437,360,484,484,484,484,484,484,810,838,810,805,795,784,754,737,712,681,12822,12741,6368,2158,12825,2593,12836,779,687,0,12817,2100,2157,364,12832,12832,12826,2426,2077,1769,12834,12835,12835,12835,12837,12837,12834,105,12835,12835,12841,12835,12836,12837,12841,12840,12841,12837,12837,12838,12838,12838,12837,12837]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Nc3 Bb4 7. Bd3 d5 8. Bd2 O-O 9. O-O Bxc3 {C47: Scotch Four Knights and Four Knights with 4 g3.} 10. Bxc3 Nxe4 11. Bxe4 dxe4 {The position is equal.} 12. Re1 {12.Qh5 is becoming the main line.} Qd5 13. Qc1 {[#]} Bf5 $146 ({Predecessor:} 13... f5 14. Rd1 Qf7 15. Qe3 Be6 16. b3 Rfe8 17. Qc5 f4 18. Qxc6 e3 19. Qf3 c6 20. fxe3 fxe3 21. Qxf7+ Kxf7 {1-0 (29) Lo,A (1733)-Starace,U (1854) IECG email 2003}) 14. Qf4 Rad8 15. Qxc7 Rd7 16. Qf4 h6 17. a4 $40 {[%mdl 128] White mounts an attack.} Re8 18. h3 Bg6 19. a5 Qg5 (19... Kh7 {is interesting.} 20. Re2 Red8 21. Rd2 Qh5 22. Re1 Rxd2 23. Bxd2 Qb5) 20. Qe3 (20. Qxg5 {keeps more tension.} hxg5 21. Red1 Red8 22. Rxd7 Rxd7 23. Ra4) 20... Qxe3 (20... c5 {is more complex.} 21. Red1 Red8 22. Rxd7 Rxd7 23. Qxg5 hxg5 24. a6 f6) 21. fxe3 a6 22. Red1 Red8 23. Rxd7 Rxd7 $16 {[%mdl 4096] Endgame KRB-KRB} 24. Ra4 $1 c5 25. Rc4 Rd5 26. b4 cxb4 27. Bxb4 Rd8 28. Rc6 Ra8 29. Bd6 Bf5 30. c4 Rc8 (30... Bd7 $16 {might work better.} 31. Rc7 Be6) 31. Rxa6 $18 Rxc4 32. Rb6 Ra4 33. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Kh7 34. Rc6 Be6 {[#]} 35. Bc5 $1 Bd5 36. Rd6 Ba8 37. a7 Ra2 $2 (37... h5 {was called for.} 38. Kh2 Ra5) 38. g4 Ra1+ 39. Kf2 Ra5 40. Bd4 f6 41. h4 h5 (41... Rd5 $142) 42. Rd8 Bc6 43. Rc8 Bd5 44. gxh5 Ra4 45. Rc5 Ba8 46. Rc7 Ra6 47. Kg2 Bd5 48. Kg3 Ba8 49. Rd7 Ra3 50. Kf4 (50. Bxf6 $142 Rxe3+ 51. Kg4) 50... Ra2 51. Kg3 (51. Kf5 $142) 51... Ra3 $1 52. Kg2 (52. Bxf6 $142 Rxe3+ 53. Kg4) 52... Ra2+ 53. Kh1 $2 (53. Kg1 Rd2 54. Kf1) 53... Bc6 $2 (53... Rf2 54. Rd8 Bb7) 54. Rc7 Ba8 55. Kg1 (55. Bxf6 $142 Kh6 56. Rxg7) 55... Ra6 56. Rd7 Ra2 57. Bxf6 Kh6 58. Rxg7 Kxh5 59. Rg5+ Kh6 60. Bg7+ Kh7 61. Bd4 {White is clearly winning.} Kh6 62. Rg2 Ra6 63. Rg8 Bd5 64. Rd8 Bb7 65. Rb8 Bd5 66. Rb6+ Rxb6 67. Bxb6 Kh5 {[#]} 68. Bd8 $1 {Weighted Error Value: White=0.42/Black=0.21} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.3"]
[White "Harutyunian, Tigran K."]
[Black "Gharibyan, Mamikon"]
[Result "1-0"]
[ECO "A06"]
[WhiteElo "2549"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,58,19,26,11,26,7,21,25,24,19,17,9,38,38,38,36,39,25,31,30,17,13,59,58,79,65,100,54,203,143,171,66,408,405,454,457,450,452,631,620,632,621,781,789,774,759,698,586,589,584,571]} 1. Nf3 d5 2. g3 g6 3. Bg2 Bg7 4. d4 Nd7 5. O-O Ngf6 6. a4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} a5 7. c4 {[#]} c6 $146 ({Predecessor:} 7... dxc4 8. Na3 Nb6 9. Ne5 c6 10. Naxc4 Nxc4 11. Nxc4 Nd5 12. e3 O-O 13. Bd2 Be6 {1-0 (27) Gelfand,B (2676)-Petrosyan,M (2607) Lichess.org INT 2020}) 8. cxd5 {The position is equal.} Nxd5 9. e4 Nb4 10. Bg5 h6 11. Be3 e5 12. dxe5 Nxe5 {Strongly threatening ...Qxd1.} 13. Qxd8+ Kxd8 14. Nxe5 Bxe5 15. Nc3 Kc7 16. Rac1 Nd3 17. Rc2 Be6 18. f4 Bg7 ({Black should play} 18... Bxc3 $14 19. bxc3 b6) 19. f5 Bb3 {[#]} 20. f6 $1 {[%mdl 512]} Bxc2 $4 {[%mdl 8192]} (20... Bxf6 $1 $14 21. Nb5+ Kb8) 21. fxg7 $18 {[%mdl 64] Discovered Attack} Rhg8 22. Rxf7+ {White is clearly winning.} Kd6 23. Bh3 {White wants to mate with Rd7+.} Rad8 24. Bb6 Bb3 25. Rxb7 Nc5 26. e5+ {[%mdl 64] Deflection} Kxe5 27. Bxc5 {Intending Re7+ and mate.} Bc2 28. Bf8 Rgxf8 29. gxf8=Q Rxf8 {Weighted Error Value: White=0.16/Black=0.68} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.4"]
[White "Petrosian, Tigran L."]
[Black "Hovhannisyan, Robert"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2601"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,18,21,22,27,0,20,0,14,0,10,8,10,9,13,21,21,-12,-12,-75,-72,-92,-102,-107,-107,-103,-93,-114,-99,-97,-36,-56,33,34,36,36,54,52,84,42,48,36,63,35,29,39,40,0,0,0,34,28,48,14,55,49,250,235,218,29,62,0,0,-1266,-1250,-1205,-1183,-1113,-223,-353,-282,-799,-783,-786,-783,-780,-596,-601,-579]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Qe7 7. Be3 Bg4 8. Nbd2 {The position is equal.} Nd7 9. h3 Bh5 {[#]} 10. Qe1 $146 ({Predecessor:} 10. c3 Bxe3 11. fxe3 O-O 12. d4 exd4 13. exd4 c5 14. Qb3 b6 15. Rae1 Bxf3 16. Nxf3 cxd4 17. cxd4 {½-½ (31) Movsesian,S (2649)-Nguyen,T (2569) Prague 2020}) 10... O-O-O 11. a3 Kb8 12. b4 Bxe3 13. fxe3 g5 14. Qg3 (14. a4 $11 {remains equal.}) 14... f6 $17 15. Rf2 Rdg8 16. Raf1 g4 17. Nh4 gxh3 18. Qxh3 Bg4 19. Nf5 {Threatens to win with Qxg4.} Bxf5 (19... Qe8 $17 20. Qh2 h5) 20. Rxf5 $15 h5 (20... Rg7 $15) 21. Rxh5 $14 Rxh5 22. Qxh5 Qg7 {[%csl Gg8][%cal Rg7g2]} 23. Qf3 Rh8 24. Kf2 a6 25. Nb3 Rh6 26. Qg3 Rg6 27. Qh3 Rh6 28. Qg3 Rg6 29. Qh3 Rh6 $1 {[%cal Rh6h3]} 30. Qf5 Qe7 31. Qg4 Ka7 32. Qg8 f5 $2 (32... Nf8 $14) 33. exf5 $18 Nf6 34. Qc4 (34. Qg3 $1 $18) 34... Qg7 $11 35. Na5 ({White should try} 35. Nd2 $14) 35... Ka8 36. Ke2 $2 {[%mdl 8192]} (36. Qc5 $11) 36... Qxg2+ $19 37. Rf2 Qg1 38. Qe6 Qg4+ $2 (38... Kb8 {( -> ...Rh1)} 39. Nxc6+ bxc6 40. Qxc6 Rh1 $1 41. Qxh1 Qxh1) 39. Ke1 {[#]} (39. Kd2 {was called for.} Ne4+ {[%mdl 64] Discovered Attack} 40. dxe4 Rxe6 41. fxe6 Qxe6 42. Nb3) 39... Kb8 $1 40. Qxe5 $2 (40. Re2 Ne4 41. dxe4 (41. Qe8+ $2 Ka7 $19) 41... Rxe6 42. fxe6) 40... Rh1+ {Black is clearly winning.} 41. Rf1 Qh4+ 42. Ke2 Rh2+ 43. Kd1 {aiming for Kc1.} Qg4+ {Weighted Error Value: White=0.61/Black=0.36} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.5"]
[White "Pashikian, Arman"]
[Black "Ter-Sahakyan, Samvel"]
[Result "1-0"]
[ECO "E10"]
[WhiteElo "2606"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,63,27,7,28,5,0,0,0,0,0,0,0,0,41,34,44,51,56,51,64,55,49,52,60,68,69,54,56,54,77,73,95,93,107,107,104,107,120,112,127,114,117,118,121,120,212,203,233,231,239,241,234,238]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 a5 6. Qc2 O-O {now supersedes 6...Nc6.} 7. Bg2 c5 {[#] E11: Bogo-Indian.} 8. a3 $146 ({Predecessor:} 8. cxd5 cxd4 9. Nxd4 Qb6 10. e3 exd5 11. O-O Nc6 12. Nxc6 bxc6 13. Rc1 Be6 14. Qxc6 Bxd2 15. Qxb6 Bxc1 {1-0 (43) Karjakin,S (2752)-Matlakov,M (2698) Moscow 2020}) 8... Bxd2+ 9. Nbxd2 cxd4 {The position is equal.} 10. Nxd4 e5 11. Nb5 Bd7 12. a4 Bc6 13. cxd5 Nxd5 14. O-O Nb4 15. Qc3 Bxg2 16. Kxg2 N8c6 17. Rad1 Qe7 18. Ne4 Rad8 19. Qc5 Qe6 20. Nbd6 Rd7 21. Qc4 $1 Qxc4 22. Nxc4 Rfd8 23. Rxd7 Rxd7 24. Nc5 Rc7 {White must now prevent ...Nd4.} 25. Rd1 f6 {...Nd4 is the strong threat.} 26. Rd7 Rxd7 27. Nxd7 $16 {KNN-KNN} Na6 28. Nd6 Nc7 (28... Nd4 $16) 29. Nxb7 $18 {White is clearly better.} Kf7 30. Ndc5 Nd5 {[#]} 31. Nd6+ $1 Ke7 {[#]} 32. Nc4 $1 {Weighted Error Value: White=0.02/Black=0.12} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.17"]
[Round "2.6"]
[White "Petrosyan, Manuel"]
[Black "Andriasian, Zaven"]
[Result "1/2-1/2"]
[ECO "D17"]
[WhiteElo "2628"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,53,21,29,30,22,25,17,30,19,88,21,29,31,80,0,0,0,11,16,13,14,45,18,18,12,8,8,8,0,4,3,8,0,0,0]} 1. d4 Nf6 2. c4 c6 3. Nc3 d5 4. Nf3 dxc4 5. a4 Bf5 6. Ne5 Nbd7 7. Nxc4 Qc7 8. g3 e5 9. dxe5 Nxe5 10. Bf4 Nfd7 {[#]} 11. Bg2 $1 g5 {D17: Slav Defence: 5 a4 Bf5: Lines with 6 Nh4 and 6 Ne5.} (11... Rd8 12. O-O) 12. Ne3 (12. Nxe5 gxf4 13. Nxd7 O-O-O 14. Qd4 Qxd7 15. Qxf4 Bd6 16. Qc1 Kb8 17. O-O h5 18. h4 a5 19. Qg5 Rdg8 20. Qf6 Qe6 21. Qxe6 Bxe6 22. Ne4 Be7 23. Rfc1 {½-½ (32) Petrosyan,M (2550)-Andriasian,Z (2621) Yerevan 2017}) 12... gxf4 13. Nxf5 O-O-O 14. Qc2 a5 (14... fxg3 $11 {keeps the balance.} 15. hxg3 Nf6) 15. O-O-O (15. gxf4 $16 Rg8 16. O-O (16. fxe5 Rxg2 17. Ng3 Qxe5 $18)) 15... fxg3 16. hxg3 Bb4 {[#]} 17. Rh4 $146 (17. Na2 $16) ({Predecessor:} 17. Ne4 Kb8 18. f4 Ng4 19. Bf3 Ngf6 20. Nxf6 Nxf6 21. e4 Nd7 22. e5 Nc5 23. Bh5 {1-0 (42) Kuljasevic,D (2555)-Flumbort,A (2435) Hungary 2017}) 17... Nc5 $11 18. Ne3 Rxd1+ 19. Ncxd1 {[#] aiming for Rxb4!} Qd6 20. Nf5 Qf8 (20... Qf6 {is interesting.} 21. Bh3 Ned7 22. Nfe3 Kb8 23. Bxd7 Nxd7 24. Rf4 Qe7) 21. Nde3 (21. Kb1 {keeps more tension.} Kb8 22. Nc3 Na6 23. e3 Qd8 24. Rd4) 21... Kb8 {The position is equal.} 22. Nc4 Nxc4 23. Rxc4 Ne6 24. Kb1 Qd8 25. e3 Qb6 26. Nd4 Nxd4 27. Rxd4 {Weighted Error Value: White=0.19/Black=0.14} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.1"]
[White "Sargsyan, Shant"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2596"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,98,40,11,37,36,51,59,70,61,70,61,62,70,74,61,41,45,40,50,47,44,50,59,54,44,53,40,31,34,33,33,32,38,50,-9,-6,-8,-9,-23,-31,-54,-39,-51,-50,-37,-28,-44,-29,-35,-35,-22,-42,-59,-46,-77,-59,-59,-66,-80,-80,-80,-80,-80,-20,-17,-17,-17,-10,-17,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Qc2 Nc6 9. a3 {9.Rd1 injects fresh life into this line.} Qa5 10. Rd1 Rd8 {D37: Queen's Gambit Declined: 5 Bf4.} 11. Nd2 d4 {[#]} 12. Nb3 $1 Qb6 {White is slightly better.} 13. Na4 {[%csl LRb6,LRc5][%mdl 64] Double Attack} Bb4+ $1 14. axb4 Qxb4+ 15. Nd2 Qa5 16. Qb3 {And now Qb5 would win.} e5 17. Bg5 Nb4 $1 18. Bxf6 gxf6 19. Be2 Bd7 20. Ra1 {aiming for exd4.} dxe3 21. fxe3 b5 {[#]} 22. O-O $1 bxa4 23. Qc3 f5 24. Nf3 f6 25. Nh4 Nc6 {[#]} 26. Bd1 $146 (26. Qa3 $14) ({Predecessor:} 26. Qc2 Qc5 27. Nxf5 Bxf5 28. Qxf5 Qxe3+ 29. Qf2 Qxf2+ 30. Rxf2 Nd4 31. Rxa4 e4 32. Bh5 {½-½ (68) Dreev,A (2655)-Ter Sahakyan,S (2640) chess.com INT 2020}) 26... Qxc3 $11 27. bxc3 Ne7 28. Bxa4 Be6 29. Bc2 {[%cal Rh4f5]} Bxc4 30. Rf2 a5 31. Nxf5 Nxf5 32. Rxf5 Rd2 33. Rf2 Rad8 34. Rxd2 Rxd2 $15 {[%mdl 4096] Endgame KRB-KRB} 35. Bf5 Ra2 $1 {[%cal Ra2a1]} 36. Rb1 a4 37. Rb4 Bd5 38. c4 {[#]} Bc6 ({Don't play} 38... Bxg2 39. c5 $11) 39. Rb6 Rxg2+ 40. Kf1 Bf3 (40... Rxh2 $17 {Hoping for ...a3.} 41. Rxc6 a3 42. Be6+ (42. Rxf6 $2 a2 $19) 42... Kg7 43. Rc7+ Kh6) 41. Rxf6 $11 {Be6+ is the strong threat.The position is equal.} Kg7 42. Ra6 Ra2 {Strongly threatening ...Be2+.} 43. Be6 Bd1 44. c5 Rxh2 45. Ra7+ Kf6 46. Bd7 {Threatens to win with c6.} h5 47. c6 {Black must now prevent c7.} Bg4 48. Rxa4 Bxd7 49. cxd7 Ke7 {Weighted Error Value: White=0.06/Black=0.05} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.2"]
[White "Martirosyan, Haik M."]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2622"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,86,18,19,0,25,10,41,36,43,41,37,30,52,45,54,19,24,22,35,10,24,10,20,24,33,34,33,37,50,48,70,33,42,26,47,43,88,9,42,31,48,39,70,52,59,43,58,-39,0,-33,-39,-63,-6,-175,-170,-360,-321,-324,-324,-409,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} O-O 7. e3 c6 8. Bd3 {White is slightly better.} Re8 9. O-O Nbd7 10. a3 Ba5 11. Qc2 {[#]} Bc7 $146 ({Predecessor:} 11... Nf8 12. Bg5 Qd6 13. b4 Bb6 14. Bf4 Qe7 15. b5 Ng6 16. Bg3 c5 17. dxc5 Bxc5 {½-½ (36) Yankelevich,L (2414)-Barzen,P (2260) Luxemburg 2016}) 12. b4 Bxf4 13. exf4 Nf8 14. Ne5 Ne6 15. Ne2 $1 Qb6 16. Rfd1 a5 17. Rab1 axb4 18. axb4 h6 19. h3 Ra3 (19... Nxd4 $2 20. Nxd4 Be6 21. Bf5 $18) 20. Qb2 Ra8 21. g4 Nf8 22. Qc2 N6d7 {[#]} 23. Bf5 (23. b5 $1 $16 {[%cal Rb5c6]} Nxe5 24. dxe5 (24. fxe5 Qc7 $14)) 23... Qd8 24. b5 Nxe5 25. dxe5 Qh4 26. Rd3 g6 27. bxc6 bxc6 {[#]} 28. Rg3 $1 gxf5 $15 29. gxf5+ Kh8 30. Kh2 Nh7 (30... Ba6 $15 31. Rg4 Qxf2+ {[%mdl 64] Double Attack} 32. Rg2 Qh4) 31. Rbg1 $2 (31. e6 $1 $11 {and White has nothing to worry.} Qf6 32. Qxc6 {[%mdl 64] Double Attack}) 31... Bd7 $19 32. Rg4 $2 (32. Rb1 {was the only defense.}) 32... Qxf2+ 33. R1g2 Qe3 34. e6 Bxe6 (34... fxe6 $19 {And now ...e5 would win.} 35. f6 Qe4) 35. Qb2+ {The position is equal.} d4 36. fxe6 Qxe6 {aiming for ...c5.} ({Don't blunder} 36... Nf6 $2 37. Rh4 $18) 37. Qxd4+ Qf6 38. Qc5 (38. Qd3 {is interesting.} Rg8 39. Qg3 Rxg4 40. Qxg4 c5 41. Ng3) 38... Rg8 39. Qh5 Rxg4 40. Qxg4 c5 41. Ng3 Rg8 42. Qxg8+ Kxg8 43. Ne4+ {[%mdl 64] Double Attack} Qg6 {Weighted Error Value: White=0.31/Black=0.28} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.3"]
[White "Hovhannisyan, Robert"]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2642"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,165,18,0,20,16,26,23,21,21,36,29,67,0,3,-33,0,0,0,0,-6,-53,-57,-56,-47,-52,33,48,48,0,0,0,58,-7,81,81,86,0,0,-259,-228,-249,-237,-246,-223,-310,-309,-393,-242,-367,0,-330,-213,-212,-210,-202,-202,-252,-241,-236,-158,-157,-113,-264,-260,-262,-253,-245,-222,-222,-222,-266,-270,-258,-238,-261,-133,-222,-155,-200,-82,-82,-82,-82,-63,-199,-82,-82,-82,-201,-178,-201,-201,-201,-201,-201,-197,-201,-223,-317,-210,-320,-305,-326,-199,-313,-301,-354,-345,-402,-295,-311,-299,-290,-276,-402,-305,-287,-115,-243,-110,-272,-278,-679,-679,-618,-618,-566,-554,-539,-522,-517,-485,-403,-395,-320,-289,-580,-576,-29969,-29970,-29969,-29964,-29969,-29968,-29969,-29971,-29962,-29966,-29963,-29962,-29959,-29961,-29984,-29985,-29988,-29984,-29987]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a3 Nc6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 7. Be2 g6 8. Be3 Bg7 {White has an edge.} 9. Qd2 Bd7 {[#]} 10. O-O-O $146 ({Predecessor:} 10. a4 O-O 11. O-O Rc8 12. f4 Qc7 13. g4 Nxd4 14. Bxd4 Bc6 15. Bf3 e5 16. Be3 Rfd8 17. g5 exf4 18. Bxf4 Ne8 19. Bg4 Rb8 20. Rfd1 Qb6+ {0-1 (20) Sandor,L (1490)-Nemeth,O (1837) Budapest 2012}) 10... b5 11. Nxc6 ({White should play} 11. g4 $14) 11... Bxc6 $11 12. f3 h5 13. Kb1 Qc7 14. h3 Rb8 15. g4 b4 $1 16. axb4 Rxb4 {[%cal Rf6e4]} 17. e5 {[#] Black must now prevent Na2.} (17. Bxa6 $2 Qa5 $19) 17... O-O 18. Na2 $1 $36 {[%cal Ra2b4][%mdl 2048] White is more active.} (18. exf6 Bxf6 19. Kc1 Qa5 $19) (18. exd6 $2 Qa5 $19) 18... Ra4 {Hoping for ...Nd5.} 19. Nc3 (19. exd6 Qb7 $17) 19... Rb4 20. Na2 $1 {[%cal Ra2b4]} (20. exf6 Bxf6 21. Qd3 Rfb8 $19) (20. exd6 $2 Qa5 $19) 20... Ra4 21. Nc3 {[#]} (21. exd6 Qb7 $17) ({Better is} 21. exf6 $14 Bxf6 22. Nc1) 21... Rb8 22. Nxa4 $16 (22. exf6 $6 Rxb2+ 23. Kxb2 Bxf6 $11) 22... Bxa4 23. exf6 (23. exd6 $16 exd6 24. Bd4 (24. Bxa6 $2 Ne4 $19)) 23... Bxf6 $11 24. c4 $2 {[%mdl 8192]} (24. b3 $2 Bxb3 25. cxb3 Rxb3+ 26. Ka2 Rc3 $19) (24. Bd4 $11 Bxd4 25. Qxd4 Bxc2+ 26. Kc1 Bd3+ 27. Qc3 Qxc3+ 28. bxc3 Bxe2 29. Rde1 Bxf3 {[%mdl 64] Double Attack} 30. Rhf1) 24... Rxb2+ $19 25. Qxb2 Bxb2 26. Kxb2 Qb8+ 27. Kc1 {Threatening Rd2.} Qb3 {[%csl Ga4][%cal Rb3c2]} 28. Bd3 {With the idea Bd4.} Qa3+ 29. Kb1 (29. Kd2 $142 Qb2+ 30. Ke1 Bxd1 31. Kxd1) 29... Qb3+ 30. Kc1 $1 d5 {[%mdl 64] Overworked Piece} 31. cxd5 Bb5 $1 {[%cal Rb5d3]} 32. Bxb5 {Strongly threatening Rd3.} Qxe3+ {[%mdl 64] Double Attack} 33. Kb2 axb5 34. gxh5 {[%mdl 4096] Endgame KQ-KRR} Qe5+ (34... Qxf3 35. hxg6 fxg6 36. Rhg1) 35. Kb3 Qxh5 36. Kb4 $2 (36. Rd3 $17) 36... Qxf3 37. Kxb5 Kf8 38. h4 Ke8 39. Kc4 Kd7 40. Rhf1 Qg4+ 41. Kc3 Qh3+ ({Less strong is} 41... Qxh4 42. Rxf7 Kd6 43. Rf3 $17) 42. Kc2 f6 ({But not} 42... Qxh4 43. Rxf7 Qc4+ 44. Kd2 $19) (42... f5 $1 $19 43. Rh1 Qg2+ 44. Kc3 f4) 43. Rh1 (43. d6 $17 {was called for.}) 43... Qg2+ 44. Kc3 Kd6 (44... f5 $19 {and Black stays clearly on top.} 45. Rhg1 Qe2) 45. Rhg1 $17 Qe4 46. Rd3 Kc5 47. Rgd1 ({White should try} 47. Rgg3 $1 $15) 47... Qe5+ ({Worse is} 47... Qxh4 48. d6 $11) (47... f5 $19 {has better winning chances.} 48. Kb3 Qc4+ 49. Kb2 Kd6) 48. Kb3 Kd6 49. Rh1 (49. Rg1 $17) 49... Qe4 $19 50. Rhh3 Kd7 $1 51. Kc3 Qe1+ 52. Kb3 Qb1+ 53. Kc3 {[#]} f5 $1 54. Kd2 (54. h5 $142 g5 55. h6) 54... Qg1 55. Rdg3 (55. Ke2 $142) 55... Qf2+ 56. Kc3 Qe1+ 57. Kc2 (57. Kc4 {is the only way for White.}) 57... f4 58. Rd3 Kd6 59. Rh2 Qa1 {And now ...Qa2+ would win.} 60. Re2 Qf1 61. Rdd2 Qh3 62. Rh2 (62. Rd4 {might work better.} f3 63. Rf2) 62... Qf5+ 63. Rd3 Kc5 (63... Qe4 $19 64. Rhh3 Ke5) 64. Rhh3 (64. Rf2 $17) 64... Kc4 (64... Qe5 $19 {is more deadly.} 65. Kd1 Qe4) 65. Kd2 $2 (65. Rhf3 $17 {only move.}) 65... Qg4 66. Rh2 $2 (66. Ke1) 66... f3 {Threatens to win with ...Qf4+.} 67. Rc3+ Kb4 {...Qf4+ is the strong threat.} 68. Rc2 Qd4+ 69. Kc1 Qe3+ 70. Kb2 Qe5+ 71. Ka2 Qxd5+ 72. Kb1 {intending Rb2+.} Qd1+ 73. Ka2 $2 {[#]} (73. Kb2 Qd4+ 74. Ka2 Qd5+ 75. Kb2) 73... e5 $1 74. Rhd2 {[#]} Qxc2+ $3 {[%mdl 512] Black mates.} 75. Rxc2 {KR-K3P} e4 76. Rf2 Kc3 77. Ka3 Kd4 78. Kb3 e3 79. Rxf3 e2 80. Rf4+ Kd5 81. h5 e1=Q 82. Rf8 gxh5 83. Rf5+ {Weighted Error Value: White=0.37/Black=0.34} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.4"]
[White "Andriasian, Zaven"]
[Black "Pashikian, Arman"]
[Result "0-1"]
[ECO "C65"]
[WhiteElo "2606"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,18,18,11,21,6,10,-10,-7,-18,-12,-35,-27,-39,-15,-37,0,0,14,14,21,-29,-29,-29,-29,-31,-19,-33,-19,-20,-22,-62,-62,-82,-62,-104,-123,-215,-142,-142,-143,-254,-225,-294,-289,-395,-406,-402,-387,-505,-504,-650,-622,-1383,-1336,-1539,-1539,-1534,-1525,-1519,-1487,-3121,-2881,-29989,-29990,-29992,-29993,-29993,-29994,-29995,-29996]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Be6 7. Nb3 Bb6 8. h3 {The position is equal.} Nd7 {[#]} 9. Bd2 $146 ({Predecessor:} 9. Ng5 Qe7 10. Nxe6 Qxe6 11. Qg4 Qg6 12. Bd2 O-O-O 13. Bc3 f6 14. a4 a6 15. Nd2 Qxg4 16. hxg4 {0-1 (71) Sevian,S (2556)-Radjabov,T (2738) Baku 2015}) 9... Qe7 10. Qe2 f6 11. Bc3 a5 12. Nbd2 c5 13. a4 Nb8 14. b3 Nc6 15. Bb2 Nd4 16. Qd1 c6 17. O-O g5 18. Nh2 {Strongly threatening c3.} Bd7 19. Nc4 Bc7 20. Ne3 h5 21. Re1 O-O-O 22. Nhf1 g4 $1 23. c3 (23. h4 $17) 23... Ne6 24. h4 ({Not} 24. hxg4 $2 hxg4 25. Nh2 Nf4 $19) 24... Nf4 25. Qc2 {[#]} (25. Ng3 $17 {was worth a try.}) 25... f5 $1 $19 {[%cal Rf5e4]} 26. Ng3 Qxh4 27. Ngxf5 Qg5 28. Ba3 b6 29. b4 {[#] aiming for bxa5.} h4 $1 30. bxc5 g3 31. Rf1 {intending cxb6.} Bxf5 32. Nxf5 h3 33. fxg3 hxg2 {( -> ...Rh1+)} 34. Rxf4 exf4 35. Qxg2 Rxd3 {[%mdl 64] Double Attack} 36. Rb1 fxg3 {Black mates.} 37. Qe2 Rd2 38. Ne7+ Qxe7 39. Qxd2 Qxe4 {[%csl Ge4][%cal Rh8h1][%mdl 64] Double Attack.  Weighted Error Value: White=0.69/Black=0.05} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.5"]
[White "Ter-Sahakyan, Samvel"]
[Black "Harutyunian, Tigran K."]
[Result "1/2-1/2"]
[ECO "B32"]
[WhiteElo "2640"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,99,15,5,18,28,3,15,33,45,58,47,58,63,58,52,56,62,59,53,56,60,55,53,47,63,66,30,12,0,0,0,0,0,0,0,80,80,73,17,18,0,89,8,8,8,7,4,7,-6,-7,-2,0,-5,0,-5,0,-4,-1,-7,0,-8,-8,-8,-8,-8,-8,-13,-2,-6,0,0,0,-8]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. N1c3 a6 7. Na3 b5 8. Nd5 Nf6 9. Bg5 Be7 10. Bxf6 Bxf6 11. c3 Bg5 12. Nc2 Rb8 13. Be2 O-O 14. O-O Be6 15. Qd3 g6 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 16. Rad1 a5 17. Na3 {[#]} b4 $146 ({Predecessor:} 17... Na7 18. Nc2 f5 19. Bf3 Qd7 20. a3 Kh8 21. Rfe1 Rfd8 22. Nce3 Nc6 23. b4 {½-½ (23) Kasapchuk,A (2449)-Hugentobler,P (2466) ICCF corr 1999}) 18. Nb5 bxc3 19. bxc3 Ne7 20. Ndc7 Bxa2 21. Qc2 Bb3 {[%cal Rb3c2]} 22. Qxb3 {Qa3 is the strong threat.} Qxc7 $1 {[#]} 23. Qxf7+ $1 Kxf7 24. Nxc7 {aiming for Bc4+.} Rfc8 25. Nb5 Rc5 26. Nxd6+ Kg7 27. g3 Rb2 28. Bc4 (28. Ba6 {keeps more tension.} Rxc3 29. h4 Bh6 30. g4 Bf4 31. Nc4) 28... Bd2 {And now ...Rc6 would win.} 29. Rb1 Bxc3 30. Rxb2 Bxb2 31. Rb1 Ba3 (31... Nc8 $11 {keeps the balance.} 32. Ne8+ Kf8 33. Rxb2 Rxc4) 32. Rb7 $16 Kf8 {[#]} 33. Rb8+ ({White should play} 33. Rb3 $1 $16 {[%cal Rb3a3]} Bb4 34. Rf3+ Kg7 35. Rf7+ {[%mdl 64] Double Attack} Kh6 36. Rxe7 Rxc4 37. Nxc4 Bxe7 38. Nxa5) 33... Kg7 $11 34. Rb7 (34. Ra8 $11) 34... Kf8 $1 $16 {[#]} 35. h4 ({Better is} 35. Rb3 $1 $16 {[%cal Rb3a3]} Bb4 36. Rf3+ Kg7 37. Rf7+ Kh6 38. Rxe7 Rxc4 39. Nxc4 Bxe7 40. Nxa5) 35... Rc6 $11 {The position is equal.} 36. Rb8+ Kg7 37. Ne8+ Kh6 38. Be2 Rc8 39. Rb3 Bb4 40. Nf6 Rc2 41. Bb5 (41. Ng4+ {looks sharper.} Kg7 42. Kf1 Rc1+ 43. Kg2 Nc6 44. Rd3) 41... Rc3 42. Rb2 (42. Rxc3 {feels hotter.} Bxc3 43. Bd7 Kg7 44. Ne8+ Kf8 45. Nc7) 42... Kg7 43. Nd7 Nc8 44. Nxe5 Rc5 {[%mdl 64] Double Attack} 45. Ba6 {Strongly threatening Nd3.} Rxe5 46. Bxc8 Rxe4 47. Bd7 Rd4 48. Bb5 Rd2 49. Rxd2 Bxd2 50. Kg2 {Weighted Error Value: White=0.11/Black=0.07} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.18"]
[Round "3.6"]
[White "Gharibyan, Mamikon"]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "D55"]
[WhiteElo "2423"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,143,19,41,7,15,0,68,45,58,48,48,51,64,59,47,41,96,114,104,114,135,164,255,249,314,317,324,312,598,534,514,462,577,246,922,909,908,170,564,452,754,758,732,710,663,335,333,335,331,325,287,323,316,314,285,289,281,286,278,237,233,250,270,277,291,286,340,332,385,428,425,425,360,184,189,184,189,191,179,182,341,328,406,393,389,364,550,536,535,564,560,556,559,544,952,943,902,877,968,878,1533,1528,1523,1489,1440,1489,1292,1205,3140,2924,2842,2690,5711,4810,29975,1770,29976,29976,29978,29978,29985,29986,29986,29987,29987,29987]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Bg5 Be7 5. Nc3 O-O 6. e3 h6 7. Bxf6 Bxf6 8. Rc1 c6 9. Bd3 Nd7 10. O-O g6 {[#]} 11. Qe2 $146 {D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} ({Predecessor:} 11. Re1 Bg7 12. b4 dxc4 13. Bxc4 e5 14. h3 a5 15. b5 Nb6 16. Bb3 cxb5 17. Nxb5 a4 18. Bc2 Bd7 {½-½ (48) Farago,I (2491)-Buhmann,R (2571) Graz 2012}) 11... Bg7 12. Rfd1 f5 (12... Qe7 $11) 13. b4 {White is slightly better.} g5 14. g3 a6 15. a4 Qf6 16. b5 axb5 17. axb5 f4 (17... Qf7 $14) 18. gxf4 {White leaves nothing to chance now.} gxf4 19. e4 {[%cal Re4d5]} dxc4 20. Bxc4 c5 (20... Nb6 $142 21. Kh1 Qf7) 21. e5 $18 Qf7 22. Ne4 cxd4 23. Nd6 Qg6+ (23... Qh5 {is a better defense.} 24. Nxc8 (24. Nxd4 f3 $14) (24. Bxe6+ Kh8 $16) 24... Qg6+ 25. Kh1 Rfxc8) 24. Kh1 Nc5 25. Rg1 Qh5 26. Nxd4 (26. Rg2 $142) 26... f3 $2 (26... Qxe2 27. Bxe2 b6) 27. Qe3 Kh8 {[#]} 28. Rce1 $2 (28. N4f5 $1 {[%mdl 512]} Rxf5 29. Nxf5 Qxf5 30. Qxc5) 28... Bd7 $2 (28... Ra1) 29. Rg3 b6 (29... Ra4 $142 30. Nxf3 {[%mdl 64] Discovered Attack} Rxc4) 30. Nxf3 Ra7 31. Reg1 Bc8 32. Bf1 Bb7 33. Nxb7 Rxb7 34. Rh3 Qf5 35. Nh4 $1 {[%cal Rh4f5]} Qxf2 36. Ng6+ Kg8 37. Nxf8 Qxe3 38. Rxe3 Kxf8 39. Bg2 Rd7 40. Bc6 Ra7 41. Kg2 Ra2+ 42. Kh3 Rf2 43. Ra1 Rf5 44. Ra8+ Ke7 45. Ra7+ $1 Kf8 46. Rea3 (46. Be4 $142 Nxe4 47. Rxe4) 46... Bxe5 47. Rh7 Rh5+ 48. Kg4 {Ra8+ would kill now.} Rg5+ {[#]} 49. Kf3 $1 {White threatens Ra8+ and mate.} Bg7 $2 (49... Kg8 {keeps fighting.} 50. Rxh6 Kg7) 50. Ra8+ Kf7 {[#]} 51. Be8+ $1 Ke7 52. h4 Rg1 (52... Rf5+ $142 53. Kg2 Kf6) 53. Kf2 Rg4 54. Bh5 Nd3+ 55. Kf1 Rg3 56. Ra3 e5 {[#]} 57. Rxg7+ $1 {[%mdl 576] Deflection} Rxg7 58. Rxd3 {[%mdl 4096] Endgame KRB-KR} Ke6 59. Kf2 Rc7 60. Bg4+ Ke7 61. Rd5 Rc2+ 62. Be2 Ke6 63. Rd8 e4 64. Rh8 Ke5 65. Rxh6 Rb2 66. Rxb6 Kf4 67. Rf6+ Ke5 68. Rf8 {White mates.} Rb1 69. h5 Rh1 70. b6 Rb1 71. h6 e3+ 72. Kxe3 {Weighted Error Value: White=0.35/Black=0.45} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.1"]
[White "Babujian, Levon"]
[Black "Ter-Sahakyan, Samvel"]
[Result "0-1"]
[ECO "B93"]
[WhiteElo "2455"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,70,-15,-10,-29,-20,-36,-26,-29,-37,-31,-25,-21,-23,-28,-26,-20,-24,-48,-70,-90,-72,-66,-53,-184,-189,-229,-217,-276,-274,-259,-245,-480,-441,-424,-455,-436,-465,-449,-393,-498,-484,-487,-449,-634,-627,-831,-811,-1082,-1082,-1052,-818,-800,-701,-1427,-1396,-1332,-1305]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f4 e5 7. Nf3 Nbd7 8. Bc4 b5 9. Bb3 {[#] Threatens to win with Ng5. B93: Sicilian Najdorf: 6 f4.} Be7 $1 10. O-O O-O 11. fxe5 {Black has an edge.} dxe5 12. Bg5 Bb7 13. Bxf6 {[#]} Bxf6 $146 ({Predecessor:} 13... Nxf6 14. Nxe5 Qc7 15. Nxf7 Rxf7 16. Bxf7+ Kxf7 17. a4 Rd8 18. Qe2 Kg8 19. axb5 axb5 {0-1 (68) Silva Filho,A (2278)-Kaupert,V (2298) ICCF email 2016}) 14. Qe2 Nb6 15. Rad1 Qc7 16. Nd2 Rad8 17. Qg4 {[#] Hoping for Rxf6.} Kh8 18. Kh1 b4 19. Ne2 {Loses the game.} (19. Nd5 $1 $15 Nxd5 20. exd5 Bxd5 21. Qxb4) 19... a5 $19 {[%cal Ba6a5,Ba5a4][%mdl 32]} 20. Ng3 Bc8 21. Qf3 a4 22. Bd5 Qxc2 23. Nh5 $2 (23. Nc4 Nxc4 24. Rf2) 23... Bg5 24. Qg3 Bh6 25. Nf3 Nxd5 26. exd5 f6 27. d6 Qxb2 {Black is clearly winning.} 28. Qh4 a3 29. Qc4 (29. Rb1 $142 Qxa2 30. Qxb4) 29... Qc3 30. Qd5 Ba6 31. Rf2 Be3 32. Qe6 Qc8 33. Qe7 Qd7 34. Rff1 Bxf1 35. Rxf1 Rf7 {Weighted Error Value: White=0.65/Black=0.16} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.2"]
[White "Petrosian, Tigran L."]
[Black "Gharibyan, Mamikon"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2601"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,44,67,53,35,15,13,10,14,7,83,77,79,82,88,74,72,70,111,78,57,72,77,83,63,79,66,71,72,58,67,55,58,58,43,-74,92,86,137,0,71,71,60,64,74,78,78,74,89,61,63,53,123,136,113,0,0,0,0,0,0,-43,-70,-398,-364,-582,-519,-506,-509,-598,-493,-620,-521,-1132,-1132,-1035,-1027,-1313,-1270,-1205,-1176,-1925,-1889,-1498,-1061]} 1. Nc3 d5 2. d4 Bf5 3. f3 c6 4. e4 Bg6 5. h4 h6 6. h5 {D00: 1 d4 d5: Unusual lines.} Bh7 {[#]} 7. e5 $146 ({Predecessor:} 7. exd5 cxd5 8. Bd3 Bxd3 9. Qxd3 e6 10. f4 Nc6 11. a3 Bd6 12. Nf3 Nf6 13. Be3 {0-1 (36) Mirschinka,D (2260)-Kargin,A Chemnitz 1997}) 7... c5 8. e6 {The position is equal.} fxe6 9. dxc5 Nf6 (9... d4 $1 $11 {keeps the balance.} 10. Ne4 Nf6) 10. f4 $16 g6 11. hxg6 Bxg6 12. Nf3 Nc6 13. Bb5 Nd7 14. f5 Bxf5 15. Nd4 {White threatens Qh5+ and mate.} Nf6 16. Nxc6 bxc6 17. Bxc6+ {[%mdl 64] Double Attack} Kf7 18. Bxa8 Qxa8 19. Bf4 Rg8 20. Qf3 (20. Bxh6 $2 Rh8 $19) 20... Qc8 21. O-O-O (21. Bxh6 Rh8 $17) 21... Qxc5 22. Rd2 (22. Bxh6 Bxh6+ 23. Rxh6 Bg4 $17) (22. Be3 $1 $14 {keeps the upper hand.} Qc7 23. Rd2 (23. Bxh6 Bxh6+ 24. Rxh6 Bg4 $15)) 22... Bg7 $2 (22... d4 $17 23. Na4 Qb5) 23. Be5 ({Much weaker is} 23. Bxh6 Rh8 $15) 23... Rc8 (23... h5 $142) 24. Rd4 ({Better is} 24. Qf4 $16) 24... h5 (24... Ne4 $1 $11 25. Bxg7 (25. Rxd5 Qf2 $11) 25... Kxg7) 25. Rf1 Kg6 26. Qg3+ Ng4 27. Bxg7 Kxg7 28. Qf4 Nf6 29. Qe5 Kf7 30. Rd2 (30. Rf2 {with more complications.} Rg8 31. Rfd2 a5 32. Qe3 Rc8 33. Re2) 30... Qd6 {[#]} (30... Rg8 $14) 31. Qxd6 $1 ({Much worse is} 31. Rxf5 $6 exf5 32. Qxf5 e6 $11) 31... exd6 {[#]} 32. Rd4 (32. Nb5 $1 $16 {[%cal Rb5d6]} Ne4 33. Rd3 (33. Nxa7 $2 Ra8 $19)) 32... Kg6 $11 33. Rdf4 Kg5 34. g3 Ne4 $36 {[%mdl 2048] Black has some pressure.} 35. Ne2 Bg4 36. Re1 {[%mdl 8192] This move loses the game for White.} ({White has to play} 36. Ng1 $1 $15) 36... Bxe2 $19 37. Rf7 (37. Rxe2 $142 Nxg3 38. Ref2 Ne2+ {[%mdl 64] Deflection} 39. Rxe2 Kxf4 40. Rxe6) 37... Bg4 {Black is clearly winning.} 38. Re3 a6 39. Ra7 Rc6 40. Ra3 Bf5 41. R7xa6 Rxa6 42. Rxa6 Nxg3 43. Ra8 h4 44. Rg8+ Bg6 45. Rh8 Nh5 46. Rf8 Nf6 {Weighted Error Value: White=0.56/Black=0.27} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.3"]
[White "Petrosyan, Manuel"]
[Black "Pashikian, Arman"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2628"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,79,12,21,6,25,15,25,18,29,28,24,21,30,21,32,22,35,33,25,11,27,0,12,9,14,6,12,6,12,10,18,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,15,0,0,0,4,0,5,16,5,10,50,34,452,452,429,442]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} c6 7. e3 Bf5 8. a3 $5 {[%mdl 4] White has an edge. Exploring less charted territory.} Bd6 9. Bxd6 Qxd6 {[#]} 10. Nh4 $146 ({Predecessor:} 10. Bd3 Bxd3 11. Qxd3 O-O 12. O-O Nbd7 13. b4 a6 14. Rfc1 Rfe8 15. Nd2 h6 16. Na4 {1-0 (28) De Jong,M (1356)-De Heij,M (1617) Borne 2019}) 10... Be6 11. Bd3 Nbd7 {[%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} 12. Qc2 c5 13. dxc5 Nxc5 14. Bb5+ Ke7 15. O-O Nce4 16. Ne2 Rhc8 17. Qd1 Qb6 18. Nd4 a6 19. Bd3 Rc7 20. Qe2 Rac8 21. Rad1 g6 22. h3 Bd7 23. Nhf3 Ba4 24. Rb1 Kf8 25. Rfe1 Kg7 26. Qf1 Nc5 27. Be2 Nb3 28. Bd1 Nxd4 29. Nxd4 Bxd1 30. Rexd1 h5 31. Qd3 Rc4 32. Ne2 Qc5 33. Nd4 b5 34. Qe2 Qb6 35. f3 b4 36. b3 Rc3 37. axb4 Re8 38. Rd3 Qxb4 {[%mdl 8192] [#]} (38... Rxd3 $1 $14 39. Qxd3 Qxb4) 39. Qe1 $1 $18 {[%mdl 512]} Rec8 {[#]} 40. Ne2 $1 {[%mdl 512] Weighted Error Value: White=0.03/Black=0.27} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.4"]
[White "Gabuzyan, Hovhannes"]
[Black "Martirosyan, Haik M."]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2557"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,93,31,28,30,20,35,9,18,11,32,14,21,0,52,50,54,60,64,63,64,65,75,73,101,101,118,133,112,120,118,120,118,115,120,116,110,112,131,131,138,144,157,160,147,147,181,183,175,182,245,230,298,296,381,383,412,401,445,429,425,447,501,467,482,475,505,483,800,806,814,797,1276,1178]} 1. c4 e6 2. Nf3 Nf6 3. g3 d5 4. b3 Be7 5. Bb2 O-O 6. Bg2 b6 7. O-O Bb7 8. cxd5 Nxd5 9. d4 Nd7 10. Re1 N5f6 11. Nc3 c5 12. e4 cxd4 {A14: English Opening: 1...e6 with b3 by White.} 13. Nxd4 {Hoping for e5.} Ne5 14. f4 Bc5 {The position is equal.} 15. Na4 Bxd4+ 16. Bxd4 Nc6 17. Bb2 Qxd1 ({Black should play} 17... Nb4 $11) 18. Raxd1 Rfd8 {[#]} 19. e5 $146 ({Predecessor:} 19. Nc3 Nb4 20. e5 Bxg2 21. Kxg2 Ng4 22. h3 Nh6 23. Rxd8+ Rxd8 24. a3 Nd3 25. Rd1 {1-0 (60) Apicella,M (2541)-Doluhanova,E (2269) Cappelle-la-Grande 2012}) 19... Ne8 20. Nc3 Rxd1 21. Rxd1 Rd8 22. Rc1 (22. Rxd8 {with more complications.} Nxd8 23. Bf1 Nc7 24. Kf2 Ba6 25. Bh3) 22... Rd2 23. Ba3 h6 {[#]} 24. Nb1 $1 $36 {[%cal Rb1d2][%mdl 2048] White has strong initiative.} Rxg2+ 25. Kxg2 Nxe5+ {[#]} 26. Kf1 $1 Ng4 27. h3 Ne3+ 28. Kf2 Nd5 29. Nd2 Nef6 30. Bd6 Nd7 31. g4 f5 32. Re1 Kf7 33. Nc4 N5f6 34. Be5 {Nd6+ is the strong threat.} Ne4+ 35. Ke3 Ndf6 (35... g5 $142 36. Rd1 Ke7) 36. Bxf6 $18 Kxf6 {[%mdl 4096] Endgame KRN-KBN} 37. Rc1 g5 38. Ne5 gxf4+ 39. Kxf4 Nf2 40. Nd7+ {White is clearly winning.} Kg6 {Strongly threatening ...Nd3+.} 41. Rc7 {White threatens Ne5+ and mate.} Nd3+ 42. Ke3 Be4 43. Rxa7 b5 44. h4 Nb4 (44... Ne1 $142 45. h5+ Kg5) 45. a3 Nc6 46. Rc7 b4 47. Kf4 {Weighted Error Value: White=0.02/Black=0.19} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.5"]
[White "Sargsyan, Shant"]
[Black "Hovhannisyan, Robert"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2596"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,107,18,25,20,7,14,28,32,33,22,39,3,31,41,51,3,65,62,80,77,92,89,81,73,136,111,157,87,139,133,139,139,129,136,122,115,140,130,139,144,150,146,146,146,151,152,151,156,168,167,297,292,281,287,295,295,266,243,308,324,389,386,387,366,381,372,599,557,1073,651,1044,640,738,732,1082,1075,954,887,1552,1505,1469,1458,1190,1357,7731,5265,5728,3174,12834,5804,12840,12841,12841,12841,12846,12847,12849,12847,27999,27999]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bh5 6. g4 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Bg6 7. Ne5 Be4 8. f3 {White has an edge.} Bxb1 9. Rxb1 e6 10. c5 {[#]} Nbd7 $146 ({Predecessor:} 10... Nfd7 11. Nd3 e5 12. Bg2 Qh4+ 13. Kd2 Na6 14. b4 Nc7 15. Qe1 Qe7 16. Qg3 f6 {0-1 (44) Del Rey,D (2431)-Gonzalez de la Torre,S (2318) San Sebastian 2006}) 11. Nd3 Qc7 12. Kf2 h6 ({Better is} 12... g5 $11) 13. b4 e5 14. dxe5 Nxe5 15. Nxe5 Qxe5 16. Bb2 Qe6 (16... Qc7 $142) 17. Qd4 Nd7 18. e4 (18. Bd3 $142) 18... dxe4 (18... Be7 $142) 19. Bc4 $16 (19. Qxe4 $6 Qxe4 20. fxe4 f6 $14) 19... Qe7 20. Rhe1 (20. Qxe4 $6 Qxe4 21. fxe4 a5 $11) 20... O-O-O {aiming for ...Qh4+.} 21. Qxe4 (21. Rxe4 Qh4+ 22. Ke2 Nf6 $17) 21... Qxe4 22. Rxe4 Nf6 23. Rd4 (23. Bxf7 $2 Nxe4+ 24. fxe4 Bxc5+ $1 {[%mdl 512]} 25. Ke2 (25. bxc5 $2 Rhf8 $19) 25... Bd4 $19) 23... Nd5 24. Rbd1 Be7 25. Bxd5 cxd5 26. Rxd5 Bh4+ 27. Kf1 Rxd5 28. Rxd5 {[%mdl 4096] Endgame KRB-KRB} Re8 {[#] Threatens to win with ...Re1+.} 29. Re5 {[%cal Re5e8]} ({And not} 29. Bxg7 Re1+ 30. Kg2 Re2+ 31. Kh1 Re1+ 32. Kh2 (32. Kg2 Re2+ {[%mdl 64] Double Attack} 33. Kf1 Re1+ 34. Kg2 $11) 32... Re2+ 33. Kh1 Re1+ 34. Kh2 (34. Kg2 Re2+ {[%mdl 64] Double Attack} 35. Kf1 Re1+ 36. Kg2 $11) 34... Re2+ 35. Kh1 $11) 29... Rd8 (29... Rg8 $142 30. Re4 Kd7) 30. Rh5 $18 g5 31. Ke2 ({Less strong is} 31. Rxh6 Rd2 $16) 31... Re8+ 32. Kd3 Rd8+ 33. Kc2 Re8 34. Rxh6 Re2+ 35. Kb3 Re3+ 36. Kc4 Rxf3 37. b5 Rxh3 $2 (37... Rf2) 38. Rh8+ Kc7 39. Be5+ Kd7 40. Rb8 Ke6 41. Bd6 Rh1 42. Rxb7 Rc1+ 43. Kd3 Rb1 44. Re7+ Kf6 45. a4 Bg3 46. Rxa7 Bxd6 {KRB-KR} 47. Ra6 {[%mdl 64] Pin} Ke5 48. Rxd6 {KR-KR} f5 49. gxf5 g4 50. Rg6 g3 51. c6 Kxf5 52. Rxg3 Rb3+ 53. Kc4 Rxg3 54. c7 {Weighted Error Value: White=0.18/Black=0.42} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.19"]
[Round "4.6"]
[White "Harutyunian, Tigran K."]
[Black "Andriasian, Zaven"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2549"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,87,10,10,39,25,27,14,23,-25,21,28,45,50,92,100,94,86,91,88,93,53,37,49,63,33,44,38,63,56,47,0,52,60,130,107,102,33,86,89,96,97,85,79,129,121,140,120,229,120,144,138,131,141,137,148,147,135,150,143,109,143,146,84,77,90,412,400,438,432,1054,1004,6589,6221,6112,6109,6079,6079,5114,5097]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 Bg4 4. O-O Nbd7 5. d4 e6 6. c4 Be7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 7. Qb3 Qc8 8. Nc3 c6 {The position is equal.} 9. Ne5 Bf5 10. Bg5 {[%cal Rc4d5]} h6 11. Bxf6 {[#]} Bxf6 $146 ({Predecessor:} 11... Nxf6 12. Rac1 dxc4 13. Qxc4 O-O 14. e4 Bh7 15. Rfd1 Rb8 16. Qe2 Qe8 17. a3 Bd6 {1-0 (30) Geiling,C-Gerhardt,D Leipzig 1996}) 12. cxd5 exd5 13. e4 $1 {[%cal Re4f5]} Bxe5 14. exf5 Bxd4 15. Rfe1+ Kf8 16. Rac1 {Black must now prevent Nxd5!} Bxc3 17. Rxc3 {Hoping for Bxd5!} Nf6 18. g4 Kg8 19. Re7 Rb8 20. Rg3 Qf8 (20... Kh7 $11) 21. Rxb7 $14 Re8 (21... Rxb7 $14 22. Qxb7 {[%mdl 64] Double Attack} Qd6) 22. h3 Kh7 23. Re3 ({Don't blunder} 23. Rxa7 $2 Qc5 $19) (23. Qa3 $16) 23... a5 ({Black should try} 23... Rb8 $1 $14) 24. Rxe8 $16 Qxe8 25. Qc3 Rf8 26. Qxa5 Qe5 27. Qb4 Re8 28. Rxf7 d4 {[#]} (28... Rb8 $16 29. Qe7 Qxe7 30. Rxe7 Rxb2) 29. Bxc6 (29. Bf1 $1 $18) 29... Qe1+ 30. Qxe1 Rxe1+ {[%mdl 4096] Endgame KRB-KRN} 31. Kg2 {aiming for Rf8.} d3 32. Bf3 {Rf8 is the strong threat.} d2 33. h4 {Threatens to win with g5.} d1=Q 34. Bxd1 Rxd1 {[#] KRN-KR} 35. g5 {[%cal Rg5f6]} Kg8 36. Rb7 (36. Ra7 $142 Ne4 37. g6) 36... hxg5 37. hxg5 Nd7 {[%mdl 8192] Black cannot hold the game after this.} (37... Ne4 $16 {is a better chance.}) 38. b4 $18 {[%cal Bb2b4,Bb4b5,Bb5b6][%mdl 32]} Kf8 39. a4 {[%cal Ba2a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32] White is clearly winning.} Ke7 (39... Ne5 $142 40. b5 Rd8) 40. a5 Rd5 41. a6 Rxf5 42. a7 Rf8 43. b5 Kd6 44. b6 {Weighted Error Value: White=0.14/Black=0.33} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.1"]
[White "Andriasian, Zaven"]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2606"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,85,62,35,35,41,52,58,15,71,67,87,85,102,91,84,91,99,35,40,0,0,0,0,0,0,0,18,19,19,25,62,62,77,70,96,91,128,123,128,122,179,150,297,245,500,486,487,457,523,552,545,542,526,520,739,701,887,843,838,759,808,806,1230,1227,1227,1166,29979,29979,29975,4649]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 d6 6. c4 Nf6 7. O-O Nbd7 8. Nc3 b6 9. Qe2 Bb7 10. b3 {was the old line (10.f4). B42: Sicilian: Kan Variation: 5 Bd3.} Be7 11. Bb2 {[#]} Ne5 $146 ({Predecessor:} 11... Qc7 12. f4 h5 13. f5 Nf8 14. fxe6 fxe6 15. Rae1 O-O-O 16. Na4 N6d7 17. Rf7 Re8 18. Rxg7 {½-½ (68) Macieja,B (2607)-Lei,T (2450) Warsaw 2014}) 12. Rad1 {White is slightly better.} g5 (12... Nxd3 $11 13. Rxd3 (13. Qxd3 O-O $11) 13... Qc7) 13. Nf3 $16 Nxf3+ 14. Qxf3 Rg8 15. Qe3 Qc7 16. Na4 Nd7 17. e5 (17. Bd4 $16) 17... Nxe5 $14 18. Bxe5 dxe5 19. Bxh7 Rh8 20. Be4 $36 {[%mdl 2048] White has the initiative.} Bxe4 21. Qxe4 Rc8 22. Rfe1 b5 23. Nb2 Rh4 24. Qe2 Bb4 {[#]} 25. Rf1 {White leaves nothing to chance now.} Ke7 26. cxb5 Rch8 27. h3 e4 {[#]} 28. Qe3 {[%cal Re3g5]} ({Not} 28. bxa6 $2 Bc5 $19) 28... Qf4 29. bxa6 {Threatens to win with Nc4.} Qxe3 (29... Bd6 $16 30. Qxf4 gxf4) 30. fxe3 $18 Bc5 $2 (30... Ra8 31. Rc1 Ba3) 31. Nc4 f5 32. b4 Bxb4 33. Rb1 Bc5 34. Rb7+ Kf6 35. Rc7 Be7 36. a7 Rd8 37. Nb6 {Strongly threatening Nc8.} Rhh8 38. Rfc1 Ba3 39. Rb1 f4 40. Nd7+ Rxd7 41. Rxd7 {Rb8 is the strong threat.} fxe3 42. Rb8 Bc5 43. Kf1 {Weighted Error Value: White=0.08/Black=0.53} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.2"]
[White "Hovhannisyan, Robert"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2642"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "193"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,193,47,47,36,25,32,5,14,8,12,10,14,7,0,7,7,10,0,0,0,0,47,0,0,0,0,-4,-8,-11,-3,-26,0,-8,0,-5,0,0,0,0,0,0,0,0,0,-12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} 8. d4 dxe4 {[%cal Re5d4]} 9. dxe5 Qxd1 10. Rxd1 exf3 11. exf6 gxf6 12. Be4 Bd7 13. Nd2 fxg2 14. Nb3 Bb6 15. Nd4 Bxd4 16. cxd4 {[#]} Rc8 $146 ({Predecessor:} 16... Rg8 17. Be3 O-O-O 18. Rac1 Ne7 19. Bf4 c6 20. Bd6 Ng6 21. Bxc6 Bg4 22. Be8+ Kb7 23. Rc7+ Kb6 {½-½ (23) Visser,A (2295)-Lonnee,G (1858) ICCF email 2017}) 17. Bf4 Ne7 18. Bb7 Rb8 19. Bxg2 (19. Bf3 {is interesting.} Rc8 20. Bb7) 19... Rc8 20. d5 Rg8 21. Bg3 Nf5 (21... c6 {seems wilder.} 22. dxc6 Bxc6 23. f3 Rg5 24. Bh4 Rg6) 22. Rac1 {The position is equal.} Nxg3 23. fxg3 Ke7 24. Rd4 Rg6 25. Rxc7 {[%mdl 64] [#] Remove Defender, Decoy} Rxc7 26. d6+ {[%mdl 64] Double Attack} Kd8 27. dxc7+ Kxc7 $11 {[%mdl 4096] Endgame KRB-KRB} 28. Kf2 a5 29. Rh4 h6 30. a3 Rg4 31. Rxg4 Bxg4 {KB-KB} 32. b4 axb4 33. axb4 Kd6 34. Ke3 Be6 35. Bf1 Bd7 36. Kd4 Bc6 37. Be2 Bd7 38. Bd3 Bc6 39. Bf1 Bd7 40. Ke4 Bc6+ 41. Kf5 Ke7 42. Kg4 Kf8 $1 43. Bd3 Bd7+ 44. Kf4 {aiming for Ke4.} Ke7 45. Ke4 {Hoping for Kd5.} Bc6+ 46. Kd4 $1 {[%cal Rd4c5] Threatens to win with Kc5.} Kd6 47. Bf5 Bd5 48. Bg4 Be6 49. Bd1 Bd5 50. Bh5 Be6 51. Bf3 $1 Bd7 52. Bb7 Be6 53. Ke4 Bd7 54. Kd4 $1 Be6 55. Bg2 Bd7 56. Bf3 Be6 57. Be2 Bd7 58. Ke4 Bc6+ 59. Kf5 Ke7 60. Kg4 Kf8 $1 61. Kf4 Ke7 62. Bd1 Bd7 63. Bc2 Kd6 {[#] ...Kd5 is the strong threat.} 64. Ke4 Be6 65. Bb1 Bd7 66. Bd3 Ke6 67. Bc2 Kd6 68. Bd1 Bc6+ 69. Kf5 Ke7 70. Kg4 Kf8 $1 71. Kf4 Ke7 72. Bb3 Bd7 73. Bd5 Be6 74. Bc6 Bc4 75. Kg4 Be2+ 76. Kf5 Bc4 77. Bf3 (77. Kg4 {with more complications.}) 77... Be6+ 78. Ke4 Kd6 {And now ...Bd5+ would win.} 79. Kd4 Bd7 80. h4 Be6 81. Bh5 (81. Be2 $5 {[%cal Re2b5]}) 81... Bd5 82. Be2 Bc6 83. Bd3 Bd7 84. Ke4 Bc6+ 85. Kf5 Ke7 86. Kg4 {Threatening Kh5.} Kf8 $1 87. Bf5 Bd5 88. Bd3 Bc6 $1 89. Kf4 Ke7 90. Ke3 Kd6 91. Kd4 Bd7 92. Bb1 Be6 93. Be4 Bc8 94. Bf3 Be6 95. Be2 Bd7 96. Ke4 Bc6+ 97. Kd4 {Weighted Error Value: White=0.03/Black=0.02} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.3"]
[White "Gharibyan, Mamikon"]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "A58"]
[WhiteElo "2423"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,94,64,71,35,43,26,50,45,45,17,33,-14,29,32,90,94,96,98,86,105,104,-36,-22,-30,-32,-58,-67,-65,-57,-52,-61,-65,-70,-70,-74,-72,-65,-72,-62,-76,-31,-22,0,-69,-48,-81,0,0,0,0,0,0,0,-43,-43,-150,-172,-177,-152,-152,-152,-145,-154,-460,-452,-445,-445,-883,-873,-857,-844,-876,-868]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 g6 8. e4 Bxf1 9. Kxf1 Bg7 10. h3 O-O 11. g3 Qb6 $5 {[%mdl 4] Exploring less charted territory.} 12. Kg2 Na6 13. Re1 {A59: Benko/Volga Gambit: White castles by hand.} Nd7 14. a4 Rfb8 15. Ra3 {White is slightly better.} Nc7 16. Re2 Qa6 17. Bg5 h6 (17... Bxc3 $5 18. bxc3 (18. Rxc3 f6 $15) 18... Nb5 $11) 18. Bxe7 Re8 {[#]} (18... Rb4 $14) 19. Nb5 $146 ({Predecessor:} 19. Bh4 Ne5 20. Nxe5 Bxe5 21. Re1 g5 22. f4 Bxc3 23. Rxc3 Qxa4 24. fxg5 Rxe4 25. Qxa4 Raxa4 26. Rce3 Rxe3 27. Rxe3 h5 28. g6 fxg6 29. Rd3 Re4 30. Bf6 {½-½ (30) Decallonne,B-Coquemer,P France 1989}) 19... Qb6 20. Nxd6 (20. Nxc7 $6 Qxc7 21. Bh4 g5 $11) 20... Rxe7 21. Nc4 Qa6 {[#]} 22. b3 (22. d6 $1 $16 Ree8 23. dxc7 Qxc4 24. Rd2) 22... Nb6 $15 23. Nfd2 Rd7 24. Nxb6 Qxb6 25. Nc4 Qb7 26. Qd3 {[#]} Ne6 $1 27. a5 Nd4 28. Re3 Ra7 29. Nb6 Rd8 30. Ra4 Qc7 31. f4 h5 (31... g5 $5 {[%cal Rg5f4]} 32. Qf1 Qd6 $15) 32. h4 Nc6 33. Nc4 (33. Qb5 $11 Nd4 34. Qc4) 33... Nb4 $36 {[%mdl 2048] Black is pushing.} ({Much weaker is} 33... Nxa5 $6 34. d6 $11) 34. Qd1 f5 (34... Qb7 $17 35. Kh2 f5) 35. Rxb4 $1 $11 cxb4 36. e5 Qb7 37. Rd3 Bf8 38. Qf3 Bc5 39. d6 (39. Kh3 $15) 39... Qxf3+ $1 $17 40. Kxf3 Ra6 41. Rd5 Rc6 42. a6 {[#]} Ra8 {...Kf7 is the strong threat.} 43. a7 $2 {This costs White the game.} (43. e6 $17 {nothing else works.} Bxd6 44. Nxd6 (44. Rxd6 $2 Rxd6 45. Nxd6 Kf8 $19)) 43... Kf7 $19 {Black is clearly winning.} 44. Na5 {[#]} Ke6 $1 {[%mdl 512]} 45. Rd3 (45. Rd1 $142 Rb6 46. Rc1 (46. d7 $2 Be7 $19)) (45. Rd2 Rb6) 45... Rb6 46. d7 {[#]} Be7 $1 47. Nc4 Ra6 {Weighted Error Value: White=0.44/Black=0.07} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.4"]
[White "Pashikian, Arman"]
[Black "Harutyunian, Tigran K."]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2606"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "99"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,99,35,33,29,39,38,0,0,0,10,0,0,3,104,116,110,56,83,72,145,157,147,128,163,129,166,152,171,163,163,163,168,152,151,146,243,247,338,351,342,315,359,302,669,658,588,492,476,470,554,554,554,548,541,531,643,643,643,637,6231,1488,29973,29974,29974,29975,29975,29976,29976,29977,29977,29978,29979,29980,29980,29981,29981,29982,29982,29983,29983,29984]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Nf3 Qa5 9. Qd2 O-O 10. Rc1 Bg4 11. d5 b5 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 12. Be2 Nd7 13. h3 $5 {[%mdl 4] A promising side line.} Bxf3 {The position is equal.} 14. Bxf3 c4 15. O-O Rac8 16. Bg4 {[#]} f5 $146 (16... Rcd8 $11) ({Predecessor:} 16... Rcd8 17. f4 Qa3 18. Bxd7 Rxd7 19. f5 gxf5 20. Rxf5 e6 21. Rg5 f6 22. Rg3 exd5 23. exd5 {1-0 (65) Bosiocic,M (2598)-Ragger,M (2669) Zagreb 2019}) 17. exf5 $16 gxf5 {[#]} 18. Be2 (18. d6 $1 $16 {[%cal Rd6e7]} e6 19. Bh5) 18... Nf6 {Threatening ...Ne4.} 19. Bf3 {White stays focused until the end.} Rcd8 {[#]} (19... Nd7 $142) 20. Bd4 $1 Rf7 21. Rcd1 Rd6 22. Qc2 Qd8 23. Be5 ({Resist} 23. Qxf5 $6 Nxd5 24. Qg4 Rg6 $16) 23... Ne4 24. Bxe4 Bxe5 25. Bxf5 {aiming for Be6.} Kh8 26. Be6 Rf8 27. Rfe1 Bg7 (27... Bf6 $16 28. a4 bxa4) 28. Re4 $18 Rf6 29. Rh4 {[%csl Gc2][%cal Rh4h7]} h6 30. Rdd4 Qa5 31. Rdf4 {Black must now prevent Rxf6.} Rdxe6 ({Much worse is} 31... Rxf4 32. Rxf4 Rd8 33. Rh4 $18) (31... Qa4 32. Qxa4 bxa4 33. Rxc4 Rb6) 32. dxe6 Rxe6 33. Re4 Rxe4 34. Rxe4 ({Weaker is} 34. Qxe4 Qxc3 35. Qxe7 Qa1+ 36. Kh2 Qe5+ 37. Qxe5 Bxe5+ 38. f4 Bg7 $18) 34... Qxc3 35. Qxc3 Bxc3 36. Rxe7 {[%mdl 4096] Endgame KR-KB} Bd4 37. Rb7 Bb6 38. Kf1 b4 39. Ke2 b3 {[#]} 40. axb3 (40. Rxb6 $142 $1 {[%mdl 512]} axb6 41. axb3 cxb3 42. Kd2) 40... cxb3 {[#]} 41. Rxb6 $1 {[%mdl 512] White mates.} axb6 {K3P-K3P} 42. Kd2 Kg7 43. g4 Kf6 44. f4 Ke6 45. Kc3 Kd5 46. Kxb3 Ke4 47. f5 Kd5 48. Kb4 Kc6 49. h4 Kd6 50. g5 {Weighted Error Value: White=0.10/Black=0.48} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.5"]
[White "Ter-Sahakyan, Samvel"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2640"]
[BlackElo "2601"]
[Annotator "ChessBase"]
[PlyCount "106"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 {[%emt 0:00:00]} c6 {[%emt 0:07:05]} 2. d4 {[%emt 0:00:59]} Na6 {[%emt 0:00:31]} 3. Nc3 {[%emt 0:05:03]} Nc7 {[%emt 0:00:17]} 4. Be3 {[%emt 0:02:14]} d5 {[%emt 0:01:37]} 5. e5 {[%emt 0:00:16]} Bf5 {[%emt 0:00:22]} 6. Nce2 {[%emt 0:04:22]} e6 {[%emt 0:04:48]} 7. Ng3 {[%emt 0:00:37]} Bg6 {[%emt 0:00:57]} 8. N1e2 {[%emt 0:09:09]} h6 {[%emt 0:07:11]} 9. Nf4 {[%emt 0:00:53]} Bh7 {[%emt 0:00:05]} 10. h4 {[%emt 0:10:54]} Qd7 {[%emt 0:04:05]} 11. Bd3 {[%emt 0:01:08]} Bxd3 {[%emt 0:00:24]} 12. Nxd3 {[%emt 0:00:31]} O-O-O {[%emt 0:02:59]} 13. c3 {[%emt 0:02:49]} Kb8 {[%emt 0:09:34]} 14. a4 {[%emt 0:02:07]} Ne7 {[%emt 0:05:18]} 15. b4 {[%emt 0:06:42]} Nf5 {[%emt 0:02:17]} 16. h5 {[%emt 0:06:40]} Nxe3 {[%emt 0:15:05]} 17. fxe3 {[%emt 0:00:05]} Be7 {[%emt 0:00:35]} 18. Ne2 {[%emt 0:01:44]} b6 {[%emt 0:06:19]} 19. O-O {[%emt 0:03:18]} Rdf8 {[%emt 0:08:35]} 20. Nef4 {[%emt 0:01:37]} Rhg8 {[%emt 0:00:21]} 21. Qg4 {[%emt 0:04:25]} Qc8 {[%emt 0:05:31]} 22. Rfb1 {[%emt 0:04:30]} Qe8 {[%emt 0:07:19]} 23. Qe2 {[%emt 0:04:32]} a6 {[%emt 0:01:54]} 24. a5 {[%emt 0:05:55]} b5 {[%emt 0:00:11]} 25. Rf1 {[%emt 0:00:07]} g5 {[%emt 0:01:00]} 26. hxg6 {[%emt 0:09:49]} fxg6 {[%emt 0:00:05]} 27. g3 {[%emt 0:01:42]} h5 {[%emt 0:01:58]} 28. Rf2 {[%emt 0:02:32]} Rf5 {[%emt 0:00:41]} 29. Raf1 {[%emt 0:00:21]} Rgf8 {[%emt 0:00:14]} 30. Nc5 {[%emt 0:02:43]} Bxc5 {[%emt 0:00:30]} 31. bxc5 {[%emt 0:00:03]} Kb7 {[%emt 0:01:43]} 32. Nh3 {[%emt 0:01:48]} Qd8 {[%emt 0:02:05]} 33. Nf4 {[%emt 0:02:09]} Qg5 {[%emt 0:01:57]} 34. Kg2 {[%emt 0:00:36]} Qh6 {[%emt 0:00:14]} 35. Rh1 {[%emt 0:02:13]} Qh7 {[%emt 0:01:11]} 36. g4 {[%emt 0:01:15]} R5f7 {[%emt 0:00:12]} 37. Kg1 {[%emt 0:01:04]} g5 {[%emt 0:00:32]} 38. Nd3 {[%emt 0:00:46]} h4 {[%emt 0:00:40]} 39. Rxf7 Rxf7 {[%emt 0:00:36]} 40. Nf2 {[%emt 0:00:00]} b4 {[%emt 0:00:00]} 41. cxb4 {[%emt 0:05:34]} Nb5 {[%emt 0:02:06]} 42. Qd2 {[%emt 0:05:21]} Rf8 {[%emt 0:14:13]} 43. Rh3 {[%emt 0:13:18]} Qf7 {[%emt 0:05:45]} 44. Rh2 {[%emt 0:00:17]} Qg6 {[%emt 0:06:50]} 45. Rh3 {[%emt 0:04:03]} Ka7 {[%emt 0:00:40]} 46. Rh2 {[%emt 0:02:24]} Qb1+ {[%emt 0:02:59]} 47. Kg2 {[%emt 0:00:14]} Qh7 {[%emt 0:00:10]} 48. Kg1 {[%emt 0:00:26]} Kb8 {[%emt 0:01:55]} 49. Rh3 {[%emt 0:00:18]} Kc8 {[%emt 0:00:19]} 50. Qd3 {[%emt 0:01:22]} Qxd3 {[%emt 0:02:18]} 51. Nxd3 {[%emt 0:00:05]} Nc3 {[%emt 0:00:07]} 52. Kg2 {[%emt 0:01:33]} Ne4 {[%emt 0:00:14]} 53. Rf3 {[%emt 0:01:47]} Rxf3 {[%emt 0:00:06]} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.20"]
[Round "5.6"]
[White "Martirosyan, Haik M."]
[Black "Sargsyan, Shant"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2622"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,89,14,22,44,2,8,18,24,0,0,-8,-7,0,0,-21,-9,-28,0,-7,0,-28,0,-40,0,0,0,-3,3,3,3,4,7,0,0,-27,-20,-88,-75,-93,-88,-47,-47,-218,-47,-36,-22,-30,-7,-4,-8,-8,-8,-8,-5,-595,-587,-561,-573,-491,-282,-272,-267,-240,-59,-62,0,0,0,-62,-62,-60,-60,-47,-15,-15,-15,-16,-6,-6]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nde2 h5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. g3 Be6 9. Bg2 b5 10. a4 b4 11. Nd5 Nxd5 12. exd5 Bf5 13. f4 Nd7 14. O-O {[#] aiming for fxe5.} Rc8 {With the idea ...Qb6+.} 15. c3 (15. fxe5 Bxc2 16. Qe1 Qb6+ 17. Kh1 dxe5 $17) 15... Qb6+ 16. Kh1 {[#]} bxc3 $146 ({Predecessor:} 16... g6 17. Re1 Be7 18. Bd2 bxc3 19. Bxc3 O-O 20. Ng1 Qf2 21. Rf1 Qxg3 22. Ra3 Qd3 {0-1 (35) Agdelen,H (2309)-Gokerkan,C (2321) Izmir 2017}) 17. bxc3 {Threatens to win with fxe5.} (17. Nxc3 {feels hotter.} g6 18. fxe5 dxe5 19. Qe2 Bg4 20. Qe1) 17... Bh7 18. a5 Qc7 19. Ba3 Be7 20. fxe5 Nxe5 21. Nd4 O-O 22. Nc6 Bf6 23. Bb4 Rfe8 {[%cal Re5c6]} 24. Rf4 (24. Qxh5 $11 {keeps the balance.} Bg6 25. Qd1) 24... Bg5 25. Rd4 Be3 (25... Nxc6 $6 26. dxc6 d5 27. Qxh5 $11) 26. Rh4 Bg6 ({Not} 26... Nxc6 27. Qxh5 (27. dxc6 g5 $16) 27... Bh6 28. dxc6 $16) 27. Rxh5 $2 (27. Kh2 $1 $15) 27... Bxh5 $2 ({Less strong is} 27... Nxc6 28. dxc6 Bxh5 29. Qxh5 $15) (27... Nd3 $19 {And now ...Nf2+ would win.} 28. Qf3 Bf2) 28. Qxh5 $15 Nxc6 29. dxc6 d5 30. Bxd5 {Bd6! is the strong threat.} Re5 $1 {[%cal Re5h5]} 31. Qf3 {[#] Black must now prevent c4.} ({Avoid the trap} 31. Bxf7+ $2 Qxf7 32. Qxe5 Re8 $19) 31... Rxd5 $1 32. Qxd5 Qxg3 {[%cal Rg3h3]} 33. Qf5 {[%mdl 8192]} (33. Qg2 $1 $11 Bf4 34. Qxg3 Bxg3 35. Kg2) 33... Rxc6 $19 34. Qg4 Qe5 35. Rf1 Rg6 (35... Ba7 $142 36. Qd1 Bb8) 36. Qc8+ Kh7 {( -> ...Qe4+)} 37. Qf5 Qg3 ({Better is} 37... Qb8 $19 38. Qh5+ Kg8) 38. Qh5+ $15 Rh6 ({Black should play} 38... Kg8 $15 39. Qf3 Ba7 40. Qxg3 Rxg3) 39. Qf5+ $11 Rg6 (39... Qg6 $11) 40. Qh5+ $15 Bh6 {[%csl Gg6][%cal Rg3g2]} 41. Qf3 Qg5 42. c4 Qh4 43. Be1 {[%cal Re1h4] The position is equal.} Qxc4 {Strongly threatening ...Rf6.} 44. Qxf7 Qc2 {[%csl Gg6][%cal Rc2g2]} 45. Qf2 $1 {[%cal Rf2c2] Black had all chances to win.  Weighted Error Value: White=0.27/Black=0.27} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.1"]
[White "Sargsyan, Shant"]
[Black "Gharibyan, Mamikon"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2596"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,121,21,27,28,28,20,23,20,40,31,32,26,37,43,58,36,73,72,81,59,60,60,95,74,135,125,126,104,106,13,147,153,154,150,273,266,264,242,639,635,746,739,664,641,977,409,400,403,379,278,263,262,275,276,293,301,285,260,248,147,166,163,158,161,167,110,177,187,222,215,231,243,195,133,194,201,243,223,250,238,379,283,291,301,300,304,293,302,297,289,269,256,280,278,280,283,285,272,318,306,416,412,379,371,585,564,724,700,658,670]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Re1 {C78: Ruy Lopez: Archangelsk and Möller Defences.} b5 9. Bc2 d6 10. h3 {White has an edge.} h6 11. Be3 Re8 12. Nbd2 Bb7 13. a3 {[#]} Bb6 $146 ({Predecessor:} 13... Nb8 14. dxe5 dxe5 15. Bxa7 Rxa7 16. a4 Ra8 17. Qe2 c6 18. c4 b4 19. c5 Nbd7 {½-½ (51) Anand,V (2757)-Harikrishna,P (2731) Kolkata 2019}) 14. b4 Rb8 15. Nf1 d5 16. dxe5 Nxe4 17. Qd3 $1 Bxe3 (17... Nxe5 18. Nxe5 Rxe5 19. Bxb6 $16) 18. Rxe3 g6 (18... Ne7 $142) 19. Rd1 $16 Qe7 20. Bb3 Rbd8 21. Ng3 ({White should play} 21. Qb1 $16 Nb8 22. N1d2) 21... Ng5 (21... Kg7 $11 {keeps the balance.}) 22. Nxg5 $1 hxg5 23. e6 {[%cal Re6f7]} ({Worse is} 23. Bxd5 Nxe5 24. Qe4 Kf8 $1 $15) 23... f5 (23... Kg7 $16) 24. Nxf5 $18 (24. Bxd5 Nxb4 $1 {[%mdl 512]} 25. Nxf5 (25. cxb4 $2 Rxd5 26. Qf1 Rxd1 $19) 25... gxf5 $15) 24... gxf5 25. Qxf5 {aiming for Rg3!} Qg7 $2 (25... Rf8 26. Qg6+ Qg7 27. Qxg7+ Kxg7) 26. Rxd5 Ne7 27. Qf7+ $1 Kh8 28. Rd7 Bc6 29. Rxc7 (29. Qh5+ $142 Qh7 30. Qxg5) 29... Rc8 30. Ra7 Ra8 31. Rxa8 Rxa8 {[#]} 32. Qh5+ Qh7 33. Qxg5 {Strongly threatening Bc2!} Rg8 34. Qf6+ Qg7 35. Qh4+ Qh7 36. Qxh7+ Kxh7 37. f3 Kg6 38. Kf2 Kf6 39. Rd3 (39. c4 $18) 39... Ke5 (39... Rh8 $16 40. c4 bxc4 41. Bxc4 Bb5) 40. c4 bxc4 41. Bxc4 Bb5 42. Re3+ Kf6 43. Bb3 (43. Bxb5 $18 axb5 44. g4) 43... Nf5 (43... Rd8 $16 {was called for.}) 44. Re4 Rc8 45. e7 $1 Rc3 46. Re6+ Kg5 (46... Kg7 $142 47. Bd5 Rc2+ 48. Kg1 Rd2) 47. Re5 {Rxb5! is the strong threat.} Rxb3 {[#]} 48. Rxb5 {[%mdl 4608] Endgame KRN-KR} Rb2+ 49. Ke1 Rb1+ 50. Kd2 Rb2+ 51. Kd3 Rb3+ {[#]} 52. Kc4 $1 Re3 53. Ra5 Kf4 54. Rxa6 Nxe7 55. b5 {[%cal Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Re2 56. Ra7 Nf5 57. g4 Nd6+ 58. Kc5 Rd2 (58... Nc8 {was worth a try.}) 59. b6 {White is clearly winning.} Ke5 {If only Black now had time for ...Rc2+....} 60. Re7+ Kf6 {[#]} 61. b7 $1 {[%mdl 512] Weighted Error Value: White=0.19/Black=0.34} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.2"]
[White "Hovhannisyan, Robert"]
[Black "Martirosyan, Haik M."]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2642"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,81,33,37,3,29,1,1,4,31,-2,58,28,55,68,72,54,79,67,70,68,66,62,57,40,41,32,76,18,24,10,17,12,25,26,96,68,79,80,104,43,181,211,200,193,190,179,214,185,518,517,598,606,599,565,579,575,662,634,964,818,5389,5318,5230,5220,5114,4878]} 1. e4 {Praggnanandhaa} e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {now supersedes 10.axb5. C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 ({Don't go for} 10... Bxa5 $2 11. dxe5 (11. d5 Ne7 $18) 11... dxe5 12. Qxd8+ Kxd8 13. Bd5 $18 (13. Bxf7 Bb6 $16)) 11. Be3 Bg4 12. Nbd2 {White wants to play dxe5.The position is equal.} O-O 13. h3 Bh5 ({Black should play} 13... exd4 $11 14. cxd4 Bc8) 14. Qe1 {[#]} Re8 $146 ({Predecessor:} 14... exd4 15. Nxd4 Nxd4 16. Bxd4 c5 17. Bxf6 Qxf6 18. Qe3 Rb7 19. Bd5 c4 20. Qg3 Rbb8 {½-½ (41) Saric,I (2685)-Praggnanandhaa,R (2529) Ortisei 2018 CBM 185 Extra [Praggnanandhaa]}) 15. dxe5 $1 dxe5 16. Nh4 Qd3 17. Bxa7 Nxa7 18. f3 c5 19. Qf2 Qd6 20. Rfd1 Qc7 21. Bd5 c4 {[#]} 22. Nf1 (22. b3 $1 $16) 22... Bg6 $11 23. b4 $36 {[%mdl 2048] White fights for an advantage.} cxb3 24. Bxb3 Nc8 25. Qa2 Qc5+ (25... Ne7 $11 {keeps the balance.}) 26. Kh2 $16 Rb7 27. Rd3 Nd6 28. Ne3 (28. Rad1 $16 Rd8 29. Ne3) 28... Rc7 {[#] This move loses the game for Black.} ({Black should try} 28... Ndxe4 $1 $14 29. Nxg6 (29. fxe4 Bxe4 30. Rad1 Bxd3 $17) 29... Nxc3) 29. Nd5 $1 $18 Nxd5 30. Rxd5 Qc6 31. Rad1 Nb7 32. c4 {Black must now prevent cxb5.} Rf8 $2 ({Of course not} 32... bxc4 33. Ba4 $18) (32... Qf6) 33. cxb5 {White is clearly winning.} axb5 34. a6 {[%cal Ba5a6,Ba6a7][%mdl 32]} Nc5 35. a7 Na4 36. Bxa4 bxa4 37. Rd8 Rc8 38. Rxc8 Rxc8 39. Qd5 {Qxc6 would kill now.} Qe8 40. Qd7 f6 41. Nxg6 {Weighted Error Value: White=0.10/Black=0.43} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.3"]
[White "Babujian, Levon"]
[Black "Pashikian, Arman"]
[Result "1/2-1/2"]
[ECO "E21"]
[WhiteElo "2455"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,33,14,2,4,8,0,0,0,5,30,25,41,40,47,26,72,81,163,163,238,223,223,179]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 d5 5. cxd5 exd5 6. Bg5 h6 7. Bh4 Bf5 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. e3 Nbd7 9. Qb3 Ba5 {[#] The position is equal.} 10. Ne5 $146 ({Predecessor:} 10. Be2 c6 11. O-O Qb6 12. Nd2 O-O 13. Rfc1 Rfe8 14. a3 Qxb3 15. Nxb3 Bc7 16. Na4 {½-½ (68) Wang,Y (2718)-Wojtaszek,R (2727) Huaian 2016}) 10... g5 11. Bg3 O-O 12. Bd3 Ne4 13. Rd1 c5 {[#] Threatens to win with ...c4.} (13... Nxg3 $6 14. hxg3 Bxc3+ 15. bxc3 $16) 14. Nxd7 c4 ({Avoid the trap} 14... Bxd7 $2 15. Bxe4 c4 16. Qxb7 $18) (14... Qxd7 $16 15. dxc5 Nxc5 16. Bxf5 Qxf5 17. Rxd5 (17. Qxd5 Qxd5 18. Rxd5 Bxc3+ 19. bxc3 Ne4 $14) 17... Qb1+ 18. Rd1 Qf5) 15. Bxe4 $18 {White is clearly better.} cxb3 (15... dxe4 {was called for.} 16. Qxb7 (16. Qxc4 Qxd7 17. O-O Rac8 $14) 16... Bxc3+ 17. bxc3 Qxd7) 16. Bxf5 bxa2 {[#]} 17. O-O $1 {Weighted Error Value: White=0.03/Black=0.20} ({Resist} 17. Nxf8 $6 Qxf8 18. O-O Bxc3 $16) 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.4"]
[White "Gabuzyan, Hovhannes"]
[Black "Ter-Sahakyan, Samvel"]
[Result "1/2-1/2"]
[ECO "A03"]
[WhiteElo "2557"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,133,-46,-34,-39,-17,-25,-12,-22,-11,-54,-16,-18,-17,-54,-56,-61,0,-1,0,0,0,-3,54,57,58,50,73,65,71,62,61,60,74,60,60,60,54,46,51,47,55,56,51,37,37,39,114,114,110,104,112,98,122,92,116,108,118,122,120,110,104,111,89,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,-3,-3,0,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. f4 d5 2. g3 h5 3. Nf3 h4 4. Bg2 h3 5. Bf1 {[#]} g6 $146 ({Predecessor:} 5... Bf5 6. d3 Nf6 7. e3 c5 8. Qe2 Nc6 9. Nc3 e6 10. a3 a6 11. Qf2 Ng4 {0-1 (44) Chigaev,M (2615)-Vrolijk,L (2480) Chess.com INT 2020}) 6. d3 {A03: Bird's Opening with 1...d5.} Bg7 7. Nbd2 Nc6 8. c3 Nf6 9. Ng5 a5 10. Ndf3 a4 11. Ne5 Nxe5 12. fxe5 Ng4 (12... Nh7 $15 13. Nxh3 Bxe5) 13. e6 $1 $11 fxe6 {aiming for ...Qd6.} 14. Bxh3 e5 15. e4 $36 {[%mdl 2048] White has the initiative.} Nf6 (15... Qd7 $1 $11) 16. Bxc8 Qxc8 17. exd5 Nxd5 18. Qf3 Nf6 19. O-O O-O 20. Qe2 Ra5 21. Bd2 Qg4 22. Qxg4 Nxg4 23. Rxf8+ (23. h3 {seems wilder.} Rxf1+ 24. Kxf1 Nf6 25. h4 Rd5 26. Ke2) 23... Bxf8 24. c4 Ra6 25. Ne4 Nf6 26. Nf2 e4 27. dxe4 e5 {[#]} ({Better is} 27... Bg7 $14) 28. Be3 $1 $16 Kf7 29. Kf1 Ke6 30. Ke2 Be7 31. Rc1 Ra8 32. c5 c6 33. Rc4 Nd7 34. h4 Bf8 35. g4 Be7 36. g5 ({White should try} 36. h5 $16) 36... Rh8 $11 {The position is equal.} 37. Nd3 Rxh4 38. Rxa4 Rh2+ 39. Kf3 Rh3+ 40. Kf2 Bxg5 41. Bxg5 {[#] And now Ra3 would win.} Rxd3 {[%mdl 4096] Endgame KRB-KRN} 42. Be3 {Ke2 is the strong threat.} Nf6 43. Ke2 Rd7 44. Rb4 Nh5 45. a4 Rf7 46. a5 Nf4+ 47. Kd2 Rc7 48. Rb6 Kd7 49. b4 g5 50. Ke1 Ng2+ 51. Kf2 (51. Ke2 {feels hotter.} Nxe3 52. Kxe3 Kc8 53. Ke2 g4 54. Kf2) 51... Nxe3 52. Kxe3 {KR-KR} Kd8 53. a6 bxa6 54. Rb8+ Ke7 55. Kf3 a5 56. Kg4 axb4 57. Kf5 g4 58. Rxb4 Kf8 59. Rb8+ Kg7 60. Kxg4 {Strongly threatening Kf5.} Rf7 61. Rc8 Rf4+ 62. Kg5 Kf7 63. Rxc6 Ke7 64. Rh6 Rxe4 65. Kf5 Re1 66. Rh7+ Kd8 67. c6 {Weighted Error Value: White=0.05/Black=0.08} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.5"]
[White "Petrosyan, Manuel"]
[Black "Harutyunian, Tigran K."]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2628"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,81,10,41,11,0,0,0,11,34,38,30,31,66,61,68,60,75,49,56,49,58,23,67,74,94,91,94,87,72,85,106,82,141,123,142,103,143,89,105,25,55,16,21,33,33,-10,-3,-8,-5,-6,-7,-6,-9,-7,-9,-11,0,-7,0,0,0,0,0,0,0,0,0,-12,-16,-47]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Bg7 6. e4 Nb6 7. Be3 O-O 8. a4 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} a5 9. h3 Nc6 {[%cal Rc6d4]} 10. Nf3 Nb4 11. Be2 {[#]} Be6 $146 ({Predecessor:} 11... c6 12. O-O Be6 13. Ng5 Bc4 14. Rc1 Rc8 15. b3 Bxe2 16. Nxe2 Nd7 17. f4 h6 {0-1 (24) Carlsen,M (2862)-Vachier Lagrave,M (2784) chess24.com INT 2021}) 12. O-O Bc4 13. b3 Ba6 14. Rc1 Nd7 15. Bc4 Bxc4 16. bxc4 e5 17. d5 Qe7 18. c5 Nxc5 19. Bxc5 Qxc5 20. Nb5 Qb6 21. Rxc7 Rac8 22. d6 Rcd8 (22... Na6 $142) 23. Qd2 $16 Na6 24. Rc4 Rfe8 25. Rd1 ({White should try} 25. Rc3) 25... Bf8 26. Qd5 (26. Rc3 $16) 26... Re6 $11 {[%cal Re6d6] [#] Hoping for ...Rexd6.} 27. Ng5 Rf6 28. Rd2 ({Much worse is} 28. Qxe5 Qxf2+ 29. Kh1 h6 $17) 28... h6 29. Qxe5 (29. Nxf7 {feels hotter.} Rxf7 30. Rc3 Nb4 31. Qe6 Nc6 32. Rf3) 29... Bxd6 {The position is equal.} 30. Nxd6 (30. Qxf6 $2 {[#] too greedy.} Bh2+ $1 {[%mdl 512]} 31. Kxh2 Qxf6 $17) 30... Rfxd6 31. Rxd6 Qxd6 32. Nf3 Qxe5 33. Nxe5 {[%mdl 4096] Endgame KRN-KRN} Kg7 34. f4 Rd1+ 35. Kf2 Rb1 36. Nd3 b5 37. axb5 Rxb5 38. Ke3 Rb3 {Strongly threatening ...Nb4.} 39. Kd2 Nb4 40. Nxb4 axb4 41. Ke2 {Weighted Error Value: White=0.15/Black=0.09} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.22"]
[Round "6.6"]
[White "Petrosian, Tigran L."]
[Black "Andriasian, Zaven"]
[Result "0-1"]
[ECO "A06"]
[WhiteElo "2601"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,21,28,17,12,10,27,4,-3,-7,-8,-19,-20,-26,-25,-29,-29,-35,-15,-54,-56,-66,-34,-58,-47,-97,-96,-126,-125,-160,43,-115,-8,-147,-145,-274,-281,-375,-339,-329,-282,-288,-287,-259,-246,-234,-216,-303,-312,-318,-306,-753,-735]} 1. Nf3 d5 2. e3 Nf6 3. c4 g6 4. b3 Bg7 5. Bb2 dxc4 6. Bxc4 {A06: Réti Opening: 1 Nf3 d5.} c5 7. O-O O-O 8. Nc3 {White has an edge.} Nc6 9. Rc1 b6 {[%cal Bb7b6,Bb6b5][%mdl 32] [#]} 10. h3 $146 ({Predecessor:} 10. d4 cxd4 11. Nxd4 Nxd4 12. Qxd4 Qxd4 13. exd4 e6 14. Nb5 Bb7 15. Nc7 Rab8 16. Ba3 {0-1 (63) Bogdanovich,S (2597)-Veisi,B (2316) Teheran 2019}) 10... Bb7 11. Qe2 a6 12. Rfd1 b5 13. Bd3 Qb6 14. Qf1 Rfd8 15. Be2 Rac8 16. Nb1 Nb4 17. Nc3 Ne4 18. Ra1 {[#]} Qe6 $1 19. d4 {[#]} Nc2 $2 ({Black should try} 19... Ng3 $1 $17 {[%mdl 512]} 20. fxg3 Qxe3+ {[%mdl 64] Double Attack} 21. Qf2 Qxf2+ 22. Kxf2 cxd4 23. Nxb5 Bxf3 24. Kxf3 axb5) 20. Rac1 $2 (20. Nxe4 $14 {was forced to keep a grip.} Qxe4 21. Bd3) 20... Ng3 21. fxg3 (21. d5 $11 {keeps the balance.} Rxd5 22. Nxd5 (22. fxg3 Nxe3 {[%mdl 64] Double Attack} 23. Qf2 Nxd1 $17) 22... Nxf1 23. Ng5 Qxd5 24. Rxd5 Bxd5 25. Rxc2) 21... Nxe3 $17 22. Qf2 (22. Ng5 $17 {was necessary.} Qf6 23. Qxf6 Bxf6 24. Nge4 Bxd4 25. Rd2) 22... cxd4 $19 ({But not} 22... Nxd1 23. Nxd1 cxd4 24. Rxc8 $19) 23. Nb1 Nxd1 24. Bxd1 Qf5 25. Rxc8 Rxc8 ({Don't take} 25... Bxc8 26. Nbd2 $19) 26. Nbd2 e5 27. g4 Qf4 28. Nf1 (28. b4 {keeps fighting.}) 28... Rd8 29. Ng3 Qe3 30. Ne2 $2 (30. Nf1 Qxf2+ 31. Kxf2) 30... Bxf3 {Weighted Error Value: White=0.60/Black=0.25} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.1"]
[White "Harutyunian, Tigran K."]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2549"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "159"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,159,-1,22,12,35,31,27,20,72,59,52,53,45,47,71,65,53,75,52,56,67,68,53,54,62,52,58,53,112,114,114,111,112,108,100,113,104,72,117,104,177,196,193,197,194,198,252,259,318,231,281,281,378,360,368,291,298,293,269,290,332,331,280,118,103,93,97,88,107,89,87,42,91,88,68,1,115,131,103,111,107,46,70,37,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,8,0,29967,29972,29972,29972,29971,8,8,8,8,8,8,8,29977,29976,29979,29980,29980,29981,29980,29981,29982,29983,29983,29984,29983,29984,29989,29990]} 1. d4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. e3 d5 6. c4 {D04: Colle System.} Bf5 7. cxd5 Nxd5 8. Nbd2 {White has an edge.} Nb4 (8... Re8 $11) 9. e4 $16 Bg4 {[#]} 10. a3 $146 ({Predecessor:} 10. h3 Bxf3 11. Nxf3 c5 12. Qd2 N8c6 13. a3 Na6 14. d5 Bxb2 15. Qxb2 Ncb8 16. Be2 {1-0 (40) Krabbe,T-De Rooi,P Amsterdam 1970}) 10... N4c6 {[%cal Rc6d4]} 11. Be2 Nd7 12. O-O Nc5 13. e5 Ne6 14. h3 Bxf3 15. Nxf3 Nf4 16. Bb5 Na5 17. Rc1 (17. Bc4 {looks sharper.} Qd7 18. Re1 c5 19. Bf1 Qd5 20. g3) 17... c6 18. Bd3 Nxd3 (18... Qd5 $14) 19. Qxd3 b5 20. Rc5 Qb6 21. Rfc1 Rfd8 22. e6 {Threatens to win with exf7+.} f6 23. Qe3 Rd6 24. h4 $1 Rad8 (24... Rd5 $16) 25. h5 $18 {Hoping for hxg6.} Nb7 26. R5c2 g5 27. Qe4 Na5 (27... b4 $142 28. Rxc6 Rxc6 29. Rxc6 Qa5) 28. Nd2 $1 Rc8 29. Qf5 Rf8 30. b4 Nb7 31. Ne4 Rd5 32. Qf3 Nd8 33. Nc5 Qc7 34. Nd7 $1 Rxd7 35. exd7 Qxd7 36. Rc5 (36. d5 $18 {[%cal Rd5c6] has better winning chances.} Qxd5 37. Qxd5+ cxd5 38. Rc7) 36... e6 $16 37. Qh3 f5 38. h6 g4 39. Qh5 ({Worse is} 39. hxg7 gxh3 40. gxf8=B Kxf8 $15) 39... Bf6 40. R1c2 Qf7 41. Qh2 Be7 42. Qf4 ({Better is} 42. R5c3 $14) 42... Qg6 (42... Bxc5 $11 {remains equal.} 43. Rxc5 (43. dxc5 Qg6 $11) 43... Qf6) 43. Rxc6 Nxc6 44. Rxc6 Rd8 45. Qe5 (45. g3 $16) 45... Kf7 46. Qxb5 g3 47. fxg3 (47. Qe2 $14) 47... Qxg3 $11 {aiming for ...Rg8.} 48. Qe5 Qxe5 49. dxe5 {[%mdl 4096] Endgame Rc7 is the strong threat. KRB-KRB} Rd1+ 50. Kh2 {Black must now prevent Rc7.} Bg5 $1 51. Bc3 Bxh6 52. Rc7+ Kg6 53. Re7 (53. Rxa7 $2 Be3 $17) 53... Be3 {Strongly threatening ...Bg1+.} 54. Rxe6+ Kh5 {And now ...Kg4 would win.} 55. Rd6 Bf4+ 56. g3 Rxd6 57. exd6 Bxd6 {KB-KB} 58. Kh3 f4 59. gxf4 Bxf4 60. b5 Be3 61. Kg3 Kg6 62. Kf3 Bc5 63. Ke4 Bxa3 64. Bd4 h5 65. Bxa7 h4 66. Kd5 h3 $2 {[%mdl 8192] [#]} (66... Bc1 $11) 67. Bb8 $1 Bc1 68. Ke4 Ba3 {[#]} 69. b6 $2 (69. Kd4 $1 {mates} Bb2+ 70. Kd3 Kh5 71. b6 Ba3 72. b7 Bc5 73. Kc4 Bg1 74. Bd6) 69... Bc5 $1 70. b7 Bg1 71. Kf3 Kf5 72. Bc7 (72. Bd6 {is more complex.} h2 73. Kg2 Ba7 74. Bc7 Ke6 75. Bxh2 Kd7 76. Kf3) 72... Ba7 $2 {[%mdl 8192] Loses the game.} (72... h2 $11 73. Kg2 h1=B+ 74. Kxh1 Ba7) 73. Bf4 {White mates.} Kf6 74. Ke4 Ke6 75. Be5 Ke7 76. Kd5 Kd7 77. Bh2 Ke7 78. Kc6 Ke6 79. Kb5 Kd7 80. Ka6 {Weighted Error Value: White=0.15/Black=0.16} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.2"]
[White "Ter-Sahakyan, Samvel"]
[Black "Sargsyan, Shant"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2640"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,57,44,39,0,28,4,32,1,17,14,20,0,0,0,11,0,20,2,20,0,0,0,237,229,507,507,511,511,423,489,477,461,394,481,1094,1102,1073,1059,1060,1057,2243,2204]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Bc5 7. a4 Rb8 8. c3 d6 9. d4 Bb6 10. a5 {The modern move. C78: Ruy Lopez: Archangelsk and Möller Defences.} Ba7 (10... Bxa5 $2 11. dxe5 dxe5 12. Qxd8+ Kxd8 13. Bd5 $18 (13. Bxf7 Bb6 $16)) 11. h3 Bb7 12. Be3 {White is slightly better.} Nxe4 13. Re1 exd4 14. cxd4 {d5 is the strong threat.} d5 15. Nc3 {aiming for Nxe4.} Ne7 16. Nxe4 dxe4 17. Ng5 $36 {[%mdl 2048] White fights for an advantage.} Bd5 18. Bxd5 Qxd5 {[#]} 19. Rc1 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 19. Nxe4 O-O 20. Qf3 f5 21. Nd2 f4 22. Bxf4 Qxd4 23. Qb3+ Qd5 24. Be3 c5 25. Rad1 {½-½ (35) Saric,I (2690)-Lagno,K (2560) Caleta 2019}) 19... Qd7 $2 (19... Rc8 $11 {and Black is okay.}) 20. Qh5 {[%mdl 1024] White has strong compensation.} (20. Nxe4 O-O $11) 20... g6 $2 {[#]} (20... Nd5 21. Bf4 (21. Nxh7 Kd8 $11) (21. Nxe4 O-O $14) 21... Kf8) 21. Qh4 $1 $18 f5 {[#]} 22. Bf4 $1 Nd5 23. Be5 Rg8 24. Nxe4 fxe4 25. Rxe4 h5 (25... Rc8 $142 26. Rc6 Qf5) 26. Bd6+ Kf7 {[#]} 27. Rxc7 $1 {[%mdl 512]} Qxc7 28. Bxc7 Rbc8 {[#]} 29. Qg5 $1 {Weighted Error Value: White=0.08/Black=0.56} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.3"]
[White "Andriasian, Zaven"]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2606"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,84,29,6,8,4,10,0,5,8,38,19,27,25,28,0,-9,-18,0,-12,50,0,0,-21,0,-38,-39,-53,-18,-18,-14,-20,-14,-27,-32,-27,-29,-32,-36,-36,-37,-34,-8,-66,-70,-71,-9,-81,-70,-96,-95,-124,-120,-166,-160,-162,-152,-158,-156,-195,-189,-250,-189,-403,-377,-582,-575,-1875,-1827,-1197,-1150,-2089,-2025,-1596,-1553]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e5 7. Nb3 Be7 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 8. g4 h6 9. Be3 Be6 {The position is equal.} 10. Qd2 (10. Qf3 Nbd7 11. O-O-O Rc8 12. Nd5 Nf8 13. Kb1 Ng6 14. Rg1 Nh7 15. Be2 O-O 16. Rd2 Bg5 17. Rgd1 Re8 18. c3 Bxd5 19. exd5 Bf4 20. Bf1 Qh4 21. a3 Ng5 {1-0 (48) Andriasian,Z (2611)-Gabuzyan,H (2585) Yerevan 2020}) 10... b5 11. O-O-O Nbd7 12. f4 Rc8 13. f5 Bc4 14. Kb1 Qc7 15. a3 {[#]} Nb6 $146 (15... Rb8 $11) ({Predecessor:} 15... Bxf1 16. Rhxf1 Qc6 17. Qg2 a5 18. h4 Qb7 19. g5 hxg5 20. hxg5 Rxc3 21. gxf6 Rxe3 22. fxe7 Qxe4 23. Qxe4 Rxe4 24. Rxd6 {1-0 (36) Ni,H (2607)-Bu,X (2640) Wuxi 2006}) 16. Bxb6 Qxb6 17. Qe1 O-O 18. Nd5 (18. h4 $5 {[%cal Rg4g5]}) 18... Nxd5 19. exd5 Bxb3 20. cxb3 Bg5 21. h4 Bf4 22. f6 Qe3 $36 {[%mdl 2048] Black is more active.} 23. Qxe3 Bxe3 24. Rh3 Bf4 25. Bd3 gxf6 26. Bf5 Rce8 27. Rf1 (27. b4 $11) 27... b4 $1 $15 28. h5 Bg5 (28... Rb8 $17) 29. Be4 (29. Re1 $11) 29... Rc8 30. axb4 Rb8 31. Kc2 Rxb4 32. Bf5 {[#]} e4 $1 33. Rc3 e3 34. Re1 a5 35. Ra1 Re8 36. Kd3 (36. Re1 {was called for.}) 36... a4 {[#] Threatens to win with ...Re5.} 37. bxa4 $2 (37. Re1 {only move.}) 37... Rxb2 38. Rc8 (38. Re1 {is a better defense.} Rd2+ 39. Kc4) 38... Rd2+ $19 {Black is clearly winning.} 39. Kc3 Rxc8+ 40. Bxc8 f5 {And now ...Bf6+ would win.} 41. Rb1 Bf6+ 42. Kb3 e2 {Weighted Error Value: White=0.56/Black=0.12} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.4"]
[White "Pashikian, Arman"]
[Black "Petrosian, Tigran L."]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2606"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,97,60,60,38,60,62,76,75,87,84,79,94,85,64,74,52,48,50,60,67,75,85,93,86,93,99,120,118,119,124,122,84,58,44,42,25,33,40,45,38,102,106,332,359,291,110,103,109,105,83,85,91,74,8,12,4,6,19,81,93,341,324,313,300,755,180,265,0,745,753,738,756,736,725,739,740,712,704,630,630,626,587,1156,1128,765,766]} 1. d4 {Ftacnik,L} Nf6 2. c4 Nc6 3. Nf3 d6 4. Nc3 e5 5. d5 Ne7 6. e4 Ng6 {6...Ng6 is better than 6...g6.} 7. g3 Be7 8. Be2 $5 {[%mdl 4] A promising side line. A54: Old Indian Defence with Nf3, but without e4.} h6 9. h4 Bg4 10. Nd2 {White is better.} Bxe2 11. Qxe2 h5 12. Nf1 Nf8 13. Ne3 {[#]} N8d7 $146 ({Predecessor:} 13... g6 14. b3 N8d7 15. Ba3 Bf8 16. O-O-O Bh6 17. Kb1 a6 18. f3 Qe7 19. Ng2 b6 {½-½ (87) Larsen,B (2620)-Ljubojevic,L (2605) Tilburg 1978 MCL [Ftacnik,L]}) 14. Nf5 Bf8 15. Bg5 g6 16. Ne3 Be7 17. Nc2 a6 18. O-O-O Ng4 19. Bd2 c6 20. f3 Ngf6 21. g4 Nb6 22. dxc6 bxc6 23. c5 dxc5 24. g5 Nfd7 25. f4 exf4 26. Bxf4 Qc8 (26... O-O $14) 27. Ne3 $16 a5 $2 {[#]} (27... O-O $16) 28. Nf5 $1 $18 {[%mdl 512]} Qa6 {[#] And now ...Qxe2 would win.} (28... gxf5 29. exf5 Qa6 30. Qf3 $18) 29. Qxa6 (29. Qf3 $1 $18) 29... Rxa6 $16 30. Nxe7 Kxe7 31. Bd6+ Ke6 32. Ne2 $36 {[%cal Re2f4][%mdl 2048] White is on the roll.} Nd5 33. Bxc5 Nxc5 $11 34. exd5+ cxd5 35. Nf4+ Kf5 (35... Ke7 $1 $11 {remains equal.}) 36. Nxd5 $16 {Strongly threatening Rhf1+.} Ne6 $2 (36... Re6 $16) 37. Rhf1+ Kg4 38. Rg1+ (38. Rxf7 Rf8 $11) 38... Kh3 $2 (38... Kxh4 39. Rg2 Rc8+ 40. Kb1 Rc3 41. bxc3 Nxg5 42. Rh1+ Nh3 43. Nf4 Rb6+ 44. Kc2 Rb2+ 45. Kxb2 g5 46. Rxh3#) (38... Kf3 39. Nc3 Rc6) 39. Rh1+ $2 (39. Rd3+ Kxh4 40. Rd2 Rc8+ 41. Kb1) 39... Kg4 (39... Kg2 {was necessary.} 40. Kb1 Rd8) 40. Rhg1+ $2 (40. Rd3 Kf5 41. Nf6 (41. Rf1+ Kg4 $18) 41... Rc6+ 42. Kb1) 40... Kh3 $1 $18 ({Stronger than} 40... Kxh4 41. Rg2 Rc8+ 42. Kb1 Rc3 43. bxc3 Nxg5 44. Rh1+ Nh3 45. Nf4 Rb6+ 46. Kc2 Rb2+ 47. Kxb2 g5 48. Rxh3#) 41. Rd3+ $1 {White is clearly winning.} (41. Rh1+ Kg4 $18) 41... Kxh4 42. Rd2 $1 {[%cal Rd2h2]} Kh3 {[#]} 43. Rdg2 $1 {Threatening mate with Ne3.} Rc6+ 44. Kb1 {White wants to mate with Ne3.} Rhc8 {[#]} 45. Ne3 $1 {[%cal Rg1h1]} Rc1+ 46. Rxc1 Rxc1+ 47. Kxc1 Nf4 48. Rd2 h4 49. Rd7 {Weighted Error Value: White=0.33/Black=0.36} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.5"]
[White "Gharibyan, Mamikon"]
[Black "Hovhannisyan, Robert"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2423"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,93,0,0,0,0,0,0,0,0,0,-13,-16,-17,0,0,27,26,27,37,58,64,71,71,71,67,71,64,71,71,76,76,71,64,70,67,66,70,86,90,113,73,76,72,79,76,83,82,93,101,154,154,154,154,235,231,212,192,416,339,12832,12831,12836,12837,12838,12838,12839,12839,12843,12843,12843,12843,12843,12844,12848,12844,12844,12839,12839,12839]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 b5 9. Be2 Bg7 {D43: Semi-Slav: 5 Bg5 h6.} 10. e5 Nh5 11. a4 a6 $1 {The position is equal.} 12. Ne4 {Threatens to win with Nd6+.} O-O 13. O-O Nd7 {[#]} 14. b3 $146 ({Predecessor:} 14. Qc2 Nxg3 15. hxg3 Qe7 16. b3 c5 17. axb5 cxb3 18. Qxb3 Bb7 19. Nxc5 Nxc5 20. dxc5 axb5 21. Qxb5 Bxf3 22. Bxf3 Rxa1 23. Rxa1 Bxe5 {1-0 (36) Gormally,D (2494)-Tate,A (2331) Glasgow 2016}) 14... c5 15. axb5 $1 cxd4 16. bxc4 (16. Qxd4 cxb3 17. Rad1 (17. bxa6 $2 Nxg3 18. Nxg3 Nxe5 $19) 17... Qb6 $17) 16... Nxg3 17. hxg3 (17. fxg3 Bb7 $17) 17... Bb7 18. Nd6 (18. Qxd4 Nxe5 $1 19. Qxd8 Rfxd8 $15) 18... Qc7 19. Nxb7 ({Don't play} 19. Qxd4 $6 Bxf3 20. b6 (20. gxf3 $2 Bxe5 {[%mdl 64] Double Attack} 21. b6 Qb8 $19) (20. Bxf3 Nxe5 21. Bxa8 Nf3+ 22. Bxf3 Bxd4 $15) 20... Qb8 $15) 19... Qxb7 20. Qxd4 {Hoping for Rfd1.} axb5 21. cxb5 Rad8 22. Rad1 Qb8 {[%cal Rd7e5]} 23. Qe4 Nxe5 24. Nxe5 Qxe5 25. Qxe5 Bxe5 26. b6 {[%cal Bb5b6,Bb6b7][%mdl 32]} Rb8 {[#]} 27. Rb1 Rfd8 28. Rfd1 Rxd1+ 29. Bxd1 $16 {[%mdl 4096] Endgame KRB-KRB} Kg7 30. b7 Rd8 31. Bf3 f5 32. g4 h5 (32... Kf7 $142) 33. gxh5 g4 34. Bc6 g3 (34... Bb8 $16 35. Kf1 Kh6) 35. fxg3 $18 Bxg3 36. Kf1 Rb8 $2 (36... Bb8 37. Bf3 Rd2) 37. Bd7 Kh6 $2 (37... Rf8 38. Bxe6 Kh6) 38. Bc8 {White is clearly winning.} Kxh5 39. Rb6 e5 40. Rf6 f4 41. Re6 Bh4 42. Rxe5+ Kg6 43. Ke2 Bd8 44. Kf3 Bg5 45. Kg4 Bd8 46. Rd5 Bc7 47. Rc5 {Weighted Error Value: White=0.03/Black=0.20} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.23"]
[Round "7.6"]
[White "Martirosyan, Haik M."]
[Black "Petrosyan, Manuel"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2622"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,104,16,47,0,1,0,0,0,0,0,23,25,19,17,54,22,69,67,104,38,37,14,21,0,0,0,0,0,0,0,0,0,52,52,43,41,48,0,48,-13,79,68,78,80,52,55,202,213,206,199,206,151,178,166,145,152,681,764,837,837,852,604,603,591,523,0,0,0,368,368,319,134,132,8,580,575,708,708,866,667,29958,29959,29992,29993,29996,29997,29997,29998,29999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Qc2 Re8 10. Rd1 $1 {[%mdl 4] now scores much better than the old 10.0-0-0. D37: Queen's Gambit Declined: 5 Bf4.} e5 11. Bg5 {[%cal Rc3d5]} d4 {Hoping for ...Qa5.} 12. Bxf6 $5 {[%mdl 4] The position is equal. A promising side line.} Qxf6 13. Nd5 {[%cal Rd5f6] [#]} Qd8 $146 ({Predecessor:} 13... Qh6 14. e4 Rb8 15. b4 Bf8 16. c5 Bg4 17. Bc4 Rbc8 18. Qd3 Kh8 19. h3 Be6 {1-0 (70) Vovk,Y (2564)-Radulski,J (2556) Dieren 2011}) 14. Bd3 g6 15. h4 Bg4 {White must now prevent ...e4!} 16. b4 Bd6 17. h5 $1 {[%cal Rh5g6]} Kg7 18. e4 (18. Be2 $16) 18... Be7 19. Be2 Bxf3 20. Bxf3 Bg5 21. c5 Ne7 $1 {[%cal Re7d5]} 22. Nxe7 Qxe7 23. Bg4 a5 24. b5 Rec8 25. Bxc8 $14 Rxc8 26. c6 bxc6 27. b6 Qxa3 28. O-O (28. Rb1 $14) 28... Qc3 (28... Qd6 $1 $11) 29. Qe2 $1 $16 {[%cal Re2g4][%mdl 1024] White has strong compensation.} Rb8 30. Qa6 {aiming for Qa7.} Qc5 ({Avoid the trap} 30... gxh5 $2 31. Qa7 $18) 31. Rb1 Bd2 (31... Qd6 $14) 32. Qa7 $1 $18 {[%cal Ra7b8]} Qd6 33. Rfd1 $1 {[%cal Rd1d2]} Bb4 34. Rd3 $1 Rf8 35. Rf3 $1 g5 36. Rbb3 c5 $2 (36... h6 $16) 37. b7 c4 {[#]} 38. Rxb4 $1 {[%mdl 576] Promotion} axb4 (38... Qxb4 39. b8=Q) 39. Rxf7+ {[%mdl 64] Deflection} Rxf7 {[#]} 40. b8=Q {Qxf7+! is the strong threat.} Qf6 41. Qa2 (41. h6+ $1 $18 Kxh6 42. Qab6) 41... b3 $1 $11 {[%cal Rb3a2]} 42. Qe2 {And now f3 would win.} Qe6 $2 {[%mdl 8192]} (42... d3 $11 43. Qe3 h6) 43. Qd2 $18 Qf6 {Strongly threatening ...c3.} 44. Qe1 (44. f4 $1 $18 gxf4 45. Qdb4) 44... Kh6 $16 45. Qb5 ({White must play} 45. f3 $1 $16 {Threatens to win with Qeb4.} Qf4 46. Qf1) 45... Rc7 $2 {[%mdl 8192] [#]} (45... b2 $11 46. Qxb2 c3) 46. Qea5 $1 $18 {[%cal Ra5c7]} Rc6 {[#]} 47. Qa7 $1 {Intending Qbb7 and mate.} g4 48. Qbb7 Kg5 49. g3 {White mates.} c3 50. Qxh7 b2 51. Qg8+ Qg6 52. Qe7+ {[%mdl 64] Double Attack} ({Weaker is} 52. Qxg6+ Rxg6 53. Qe7+ Kh6 $11) 52... Kxh5 53. Qh4# {Weighted Error Value: White=0.33/Black=0.77} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.1"]
[White "Sargsyan, Shant"]
[Black "Andriasian, Zaven"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2596"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,86,22,-24,37,28,65,68,68,65,70,76,87,56,59,56,65,58,108,103,127,143,149,164,172,147,162,158,302,289,302,285,279,262,293,186,252,235,246,212,275,271,260,244,298,269,276,220,230,206,173,200,208,197,193,183,179,125,142,141,180,77,136,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd3 Nc6 {B97: Sicilian Najdorf: Poisoned Pawn.} ({Black should play} 8... Qxb2 $11 9. Rb1 Qa3) 9. O-O-O Bd7 {[#]} 10. Nxc6 $146 ({Predecessor:} 10. Be2 Qxd4 11. Qxd4 Nxd4 12. Rxd4 Bc6 13. Bf3 Be7 14. Bxf6 gxf6 15. Rd3 h5 16. Ne2 h4 17. Nd4 Bd7 {½-½ (17) Liu,G (2462)-Matinian,N (2499) Lorca 2017}) 10... Bxc6 {White is slightly better.} 11. f5 Qc5 12. Be2 Be7 13. Be3 Qa5 14. fxe6 fxe6 15. Qc4 Bd7 16. Qb3 $36 {[%mdl 2048] White is on the roll.} Rc8 17. Qxb7 Rxc3 18. bxc3 O-O 19. Qb4 Qc7 {[#]} 20. Bf4 $1 (20. Bxa6 $6 Rb8 $11) 20... a5 (20... Qa7 $16 {was worth a try.}) 21. Bxd6 $18 (21. Qd4 Rc8 $16) 21... Bxd6 22. Qxd6 Qxc3 23. Qd4 Qa3+ 24. Kd2 e5 (24... Bc6 {was necessary.}) 25. Qd3 ({But not} 25. Qxe5 $2 Re8 $19) 25... Qe7 26. Ke1 Be6 27. Qd6 Qf7 28. Rf1 Bxa2 29. Qa3 Ra8 30. Rd6 a4 31. Ra6 Rxa6 32. Bxa6 Bc4 {[#]} 33. Bxc4 ({Don't take} 33. Qxa4 $6 Bxf1 34. Bxf1 Kh8 $16) 33... Qxc4 {[%mdl 4096] Endgame KQR-KQN} 34. Qd3 Qb4+ 35. Ke2 (35. c3 $18 Qb6 36. Ke2) 35... h6 36. Kf3 Kh7 37. Ra1 (37. h3 $18 {has better winning chances.}) 37... h5 (37... Nd7 $142) 38. h3 (38. g3 $16) 38... h4 $1 $11 {The position is equal.} 39. c4 Nh5 40. Kg4 {[%mdl 64] Double Attack} Nf4 41. Qd7 Qc3 {( -> ...Qg3+)} 42. Qf5+ (42. Qxa4 $2 {leads to mate.} Qg3+ 43. Kf5 Qg6+ 44. Kxe5 Qf6#) 42... Kg8 {[%csl Gh4][%cal Rc3g3]} 43. Qc8+ Kh7 {Black defended with fortune.  Weighted Error Value: White=0.18/Black=0.21} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.2"]
[White "Petrosyan, Manuel"]
[Black "Babujian, Levon"]
[Result "1-0"]
[ECO "D85"]
[WhiteElo "2628"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,101,22,19,10,7,-6,9,23,15,18,31,22,32,23,26,25,60,61,110,10,12,9,49,50,140,0,0,0,0,0,0,0,0,0,0,0,0,0,87,59,92,54,50,0,0,-22,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,7,8,8,4,52,45,146,121,216,197,200,176,1437,1395,1315,1706,1438,1491,1413,1201,1255,1232,1246,1248,1188,1212,1193,1188,1186,1181,1132,1083,1552,1489]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nb6 6. e3 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} Bg7 7. h4 $5 {[%mdl 4] [#] Exploring less charted territory.} Nc6 $146 ({Predecessor:} 7... h5 8. Nf3 Bg4 9. Qb3 O-O 10. Ng5 e5 11. d5 c6 12. f3 Bc8 13. dxc6 Nxc6 {1-0 (32) Anton Guijarro,D (2675)-Svidler,P (2723) chess24.com INT 2020}) 8. f4 {The position is equal.} h5 9. Nf3 O-O 10. Ng5 Bg4 11. Be2 Bxe2 12. Qxe2 Nb4 13. Rc1 {[%cal Ba1c1,Bc1c5,Bc5b5][%mdl 32]} a5 14. Nce4 (14. f5 $16) 14... Nxa2 $11 15. Rc5 Na4 (15... Nd7 $5 {[%cal Rd7c5]} 16. Rxa5 Rxa5 17. Bxa5 Nf6 $11) 16. Rb5 (16. Rxa5 Rxa5 17. Bxa5 Qd5 $17) 16... Nb4 (16... Qd7 $1 $14) 17. g4 ({Worse is} 17. Rxb7 Qc8 $17) ({White should play} 17. O-O $16) 17... c6 $1 {[%cal Rc6b5]} 18. Rxb7 Qc8 19. Rxe7 Qxg4 {next ...Nd5 is good for Black.} ({Don't play} 19... Nd5 $6 {[#]} 20. Rxf7 $1 Rxf7 21. Nxf7 $16) 20. Qxg4 hxg4 21. b3 Nb6 22. Ke2 N6d5 23. Rb7 Rae8 (23... f6 $11 {remains equal.} 24. Rxg7+ {[%mdl 64] Decoy} Kxg7 25. Ne6+ {[%mdl 64] Double Attack} Kh6 26. Nxf8 Rxf8) 24. h5 gxh5 25. f5 ({Of course not} 25. Rxh5 Nc2 $11) 25... Rb8 26. Ra7 (26. Rd7 $5 {[%cal Rh1h5]}) 26... Nc2 $36 {[%mdl 2048] White is under pressure.} 27. f6 Nxf6 28. Nxf6+ Bxf6 29. Ne4 Bg7 30. Rxh5 {[#] Black must now prevent Rg5.} Rfe8 {And now ...Nxd4+! would win.} 31. Kd3 {aiming for Rg5.} Nb4+ 32. Bxb4 Rxb4 33. Nc5 Bf6 34. Rxa5 Kg7 35. Ra6 Rc8 36. Kc3 Rbb8 37. Rf5 {Hoping for Nd7.} Rb5 ({Better is} 37... Be7 $1 $14) 38. Kc4 {Threatens to win with Rxc6!} g3 (38... Be7 $16) 39. Rf3 $18 Bh4 40. Rf4 Rh8 (40... Be7) 41. Rg4+ {White is clearly winning.} Kf6 42. Rxc6+ Kf5 43. Rf4+ Kg5 44. Kxb5 g2 45. Ne4+ Kh5 46. Rc5+ f5 47. Rfxf5+ Kg4 48. Rf4+ Kh3 49. Ng5+ Kg3 50. Nf3 Rb8+ 51. Kc4 {Weighted Error Value: White=0.17/Black=0.20} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.3"]
[White "Gabuzyan, Hovhannes"]
[Black "Pashikian, Arman"]
[Result "1/2-1/2"]
[ECO "A01"]
[WhiteElo "2557"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,6,12,11,9,13,13,17,12,12,10,-25,-26,-32,-20,-16,-2,-13,-18,-12,-8,-24,0,0,0,-33,-16,-25,-33,-35,-30,-39,-47,-44,-27,-28,0,0,-1,-39,0,0,0,0,0,0,0,-124,93,92,72,64,87,83,82,6,14,0,0,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,0]} 1. b3 d5 2. Bb2 Bf5 3. g3 e6 4. Bg2 Nf6 5. d3 Be7 6. Nd2 {A01: Nimzowitsch-Larsen Opening.} h6 7. e4 Bh7 8. Ngf3 {8.Nh3 is the recent fashion.} O-O 9. Qe2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 10. a3 a4 11. b4 c5 {[#]} 12. b5 $146 ({Predecessor:} 12. e5 Nfd7 13. bxc5 Bxc5 14. O-O Qb6 15. Rfb1 Qa6 16. Nf1 Nc6 17. Ne3 Qa7 18. Ng4 {0-1 (38) Rickford,R-Blohm,D Berkeley 1979}) 12... Qa5 13. c4 dxe4 14. dxe4 Nxe4 {next ...Rd8 is good for Black.} 15. O-O Nf6 16. Ne5 Qc7 17. Rad1 Nbd7 18. Nxd7 Nxd7 ({Much worse is} 18... Qxd7 19. Ne4 $14) 19. Ne4 Rad8 20. h4 Bf5 21. Rfe1 Nb6 22. Bc3 Rxd1 23. Rxd1 Nc8 24. Qc2 Rd8 25. Qxa4 Nb6 26. Rxd8+ Qxd8 27. Qa7 Nxc4 28. Qxb7 (28. Nxc5 $11 b6 29. Nd7) 28... Nxa3 $2 {[#]} (28... Bf8 $1 $17 {keeps the pressure on.} 29. Qc6 Qd3) 29. Nd2 $1 $16 Bd6 30. Qa6 {[%mdl 1024] White has strong compensation.} Nc2 31. Ba5 Qf8 {[#]} 32. Nc4 (32. b6 $1 $16 {[%cal Rb6b7]}) 32... Bb8 $1 $11 {The position is equal.} 33. Nb6 {Hoping for Nd7.} Qd8 {White must now prevent ...Qd1+.} 34. Nc8 Qd1+ 35. Kh2 Kh7 36. Ne7 {Threatens to win with Qc8!} Bxg3+ 37. fxg3 Ne3 {( -> ...Ng4+)} 38. Qa8 {[%csl Ge7][%cal Ra8g8]} Ng4+ 39. Kh3 {[%csl Ge7][%cal Ra8g8]} Nf2+ {[%mdl 64] Discovered Attack (Double check)} 40. Kh2 {[%csl Ge7][%cal Ra8g8]} Ng4+ 41. Kh3 {[%csl Ge7][%cal Ra8g8]} Nf2+ {[%mdl 64] Discovered Attack (Double check).  Weighted Error Value: White=0.15/Black=0.16} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.4"]
[White "Hovhannisyan, Robert"]
[Black "Ter-Sahakyan, Samvel"]
[Result "0-1"]
[ECO "B92"]
[WhiteElo "2642"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,120,20,19,24,2,11,11,5,14,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,46,1,12,0,0,0,0,0,0,0,54,0,0,-66,-16,-74,-53,-112,-112,-112,-99,-119,-112,-116,-70,-89,-15,-112,-25,-38,0,-94,-96,-270,-245,-316,-315,-500,-498,-549,-448,-744,-563,-798,-795,-795,-759,-779,-750,-691,-680,-739,-695,-2007,-1933,-29979,-29980,-29980,-29981,-29981,-29982,-29988,-29982]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. Be3 Be6 9. O-O O-O 10. Qd3 Nbd7 $1 {The main line 10...Nbd7 scores better than 10...Nc6. B92: Sicilian Najdorf: 6 Be2.} 11. a4 Rc8 12. a5 Qc7 {The position is equal.} 13. Rfd1 Rfd8 14. Bf3 Nc5 15. Nxc5 dxc5 16. Nd5 Nxd5 17. exd5 f5 $1 18. Qb3 Bf7 19. c4 e4 20. Be2 f4 21. Bd2 {Threatening Bg4.} Rf8 22. Bg4 Rce8 23. Qb6 Qxb6 24. axb6 Bd6 25. Re1 h5 26. Bd1 Bg6 27. Bc2 Bf5 28. Re2 {[#]} Re7 $146 ({Predecessor:} 28... g5 29. Rf1 g4 30. g3 f3 31. Ree1 h4 32. Re3 hxg3 33. hxg3 Be5 34. Rfe1 Bd4 {0-1 (61) Grabner,H (2334)-Antunes,A (2355) ICCF email 2018}) 29. Bc3 Rfe8 30. Rae1 {f3 is the strong threat.} (30. f3 $5 {[%cal Ra1e1]}) 30... Bh7 31. g3 f3 $1 {[%cal Rf3e2]} 32. Re3 h4 $1 33. Rb1 hxg3 34. hxg3 Rc8 (34... Kf7 $11) 35. Kf1 (35. Kh2 $14) 35... Kf7 $11 36. Ke1 (36. Rbe1 $11) 36... Bf5 37. Kd2 (37. Kf1 $11) 37... Rh8 $1 $17 {[%cal Rh8h2] Hoping for ...Rh2.} 38. Rg1 ({Better is} 38. Rf1 $1 $15) 38... Rh2 39. Ke1 g5 40. Bb1 g4 41. Rf1 Kg6 42. Kd1 {[#]} Re8 (42... Rxf2 $1 $17 43. Rxf2 Bxg3) 43. b3 (43. Bd2 $11 {keeps the balance.}) 43... Kf7 (43... Bf8 $17 44. Rfe1 Rxf2 45. Bxe4 Bxe4 46. Rxe4 Rxe4 47. Rxe4 Rf1+ 48. Re1 Rxe1+ 49. Kxe1 Kf5) 44. Bd2 $1 $11 Bf8 45. Kc1 {[#]} (45. Ree1 $1 $11 {remains equal.}) 45... Bh6 $1 $17 46. Kb2 $2 {Now White is beyond hope.} (46. Kd1 $17) 46... Bg7+ $19 (46... Bxe3 47. Bxe3 Reh8 48. Bxc5 $15) 47. Ka3 {If only White now had time for Ree1....} Bd4 48. d6 (48. Bc1 $142) 48... Re6 49. d7 Ke7 50. Rd1 (50. Ka4 $142) 50... Kxd7 51. Bc3 Rxf2 52. Bxe4 {[#]} Ke7 $1 53. Bxd4 cxd4 ({Not} 53... Bxe4 $2 54. Bxc5+ Kf6 {[#]} 55. Rxe4 $1 $18 {[%mdl 512]}) 54. Rxd4 {[#]} Re2 $1 55. Bxf5 (55. Rxf3 R2xe4) 55... R2xe3 56. Rxg4 Rxb6 {KRR-KRB} 57. Ka4 Rbxb3 {Black mates.} 58. Rf4 b6 {[%cal Bb7b6,Bb6c5][%mdl 32]} 59. c5 bxc5 {[%csl Ge3][%cal Rb3a3]} 60. Ka5 Rb4 {[%cal Re3a3] Weighted Error Value: White=0.59/Black=0.12} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.5"]
[White "Martirosyan, Haik M."]
[Black "Gharibyan, Mamikon"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2622"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,111,0,0,0,0,-20,-9,-24,-14,-24,-40,-67,-53,-45,0,0,18,27,23,0,0,6,20,24,20,0,6,14,28,31,39,53,46,43,46,42,64,9,18,23,19,8,10,12,13,-4,10,0,21,15,37,-41,32,7,18,0,27,4,2,0,73,19,8,19,37,27,87,13,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Nbd2 O-O 7. O-O d5 8. cxd5 exd5 9. Ne5 Re8 10. a3 {E16: Queen's Indian: 4 g3 Bb7 5 Bg2 Bb4+.} Bf8 11. Ndf3 Ne4 {[#]} 12. Bf4 $146 ({Predecessor:} 12. b4 f6 13. Nd3 Nc3 14. Qc2 Nxe2+ 15. Kh1 Nxc1 16. Raxc1 c6 17. Rfe1 Na6 18. Nf4 {0-1 (40) Hebbering,T (2156)-Maiorov,N (2563) Wunsiedel 2015}) 12... c5 13. dxc5 bxc5 14. Qb3 Qb6 15. Qa4 Nc6 {aiming for ...g5.} 16. Nd7 $1 {[%cal Rd7b6]} Qa6 ({Avoid the trap} 16... Qxb2 $2 17. Rab1 $18) 17. Qxa6 Bxa6 18. Nxf8 Kxf8 19. Rfe1 Rad8 20. Rac1 f6 21. h4 Bc4 22. Bh3 Re7 23. Bf5 g6 24. Bxe4 dxe4 25. Nd2 Ba6 26. Be3 Nd4 27. Rxc5 ({Better is} 27. Kf1 $14) 27... Nxe2+ $11 28. Kg2 {Threatens to win with Ra5.} Nd4 29. g4 Kf7 30. b4 Bb7 31. Kg3 Ne6 32. Rc3 f5 {Threatening ...f4+!} 33. Nc4 Kg7 34. Rec1 (34. Bxa7 $14 Red7 35. gxf5 gxf5 36. b5) 34... Rf8 (34... Bd5 $15) 35. gxf5 gxf5 36. Bf4 {next Bd6 is good for White.} Nd4 {Strongly threatening ...Ne2+.} ({But not} 36... Nxf4 $6 37. Kxf4 e3 38. Rxe3 $16) 37. Bd6 (37. Be5+ {keeps more tension.} Rxe5 38. Nxe5 Ne2+ 39. Kh2 Kg8 40. Rc7) 37... Ne2+ {[%mdl 64] Double Attack} 38. Kh2 Re6 {[#]} (38... Kf6 $11 {keeps the balance.}) 39. Bxf8+ (39. Rg3+ $1 $16 Kf7 40. Bxf8 Kxf8 41. Rd1) 39... Kxf8 40. Na5 Nxc1 41. Rxc1 {[%mdl 4096] Endgame KRB-KRN} Bd5 {[#]} (41... Ba6 $1 $11) 42. Rd1 ({White should play} 42. Rc5 $1 $16 {[%cal Rc5d5]} Rd6 43. Kg3) 42... Ba2 {The position is equal.} 43. Rd2 Bb1 44. Kg3 e3 45. fxe3 Rxe3+ 46. Kf4 Rxa3 47. Rd7 Ra4 48. Nc6 Be4 49. Nd4 Rxb4 {And now ...Ke8 would win.} 50. Ne6+ Ke8 51. Rxh7 Bd5+ 52. Ke5 Bxe6 53. Kxe6 {[%cal Rh7h8]} Kf8 54. Rxa7 Rxh4 55. Kf6 {[%cal Ra7a8]} Rh6+ 56. Kxf5 {Weighted Error Value: White=0.15/Black=0.13} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.24"]
[Round "8.6"]
[White "Petrosian, Tigran L."]
[Black "Harutyunian, Tigran K."]
[Result "0-1"]
[ECO "A01"]
[WhiteElo "2601"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,0,5,-4,0,-8,-2,-18,-10,-12,0,-23,0,0,0,0,6,6,20,5,8,0,26,21,13,-25,0,0,17,0,30,0,239,0,13,0,0,0,0,0,0,0,0,-8,-11,-43,0,-116,-113,-160,-172,-181,-185,-328,-99,-117,-77,-54,110,73,242,220,212,89,199,0,0,-2268,-348,-2229,-2163,-12836,-12836]} 1. b3 d5 2. Bb2 Bf5 3. Nf3 e6 4. e3 Nf6 5. Be2 h6 6. d3 {A06: Réti Opening: 1 Nf3 d5.} Be7 7. Nbd2 a5 8. a3 {[#] The position is equal.} c5 $146 ({Predecessor:} 8... O-O 9. O-O c5 10. Re1 a4 11. Bf1 axb3 12. cxb3 Bh7 13. Qc2 Nc6 14. Rac1 Qb6 {1-0 (64) Grabinsky,A (2461)-Osmak,I (2438) chess.com INT 2020}) 9. Ne5 Bh7 10. g4 d4 11. exd4 cxd4 12. Bf3 Nd5 13. Bxd4 O-O 14. Bb2 Qc7 15. O-O Ra6 16. Re1 Nf4 17. Be4 f6 {Strongly threatening ...Bxe4.} 18. Bxh7+ Kxh7 19. Nec4 Nd7 (19... b5 $5 20. Ne3 $8 Nh3+ 21. Kg2 Nf4+ 22. Kg1 Nh3+ 23. Kg2 Nf4+ 24. Kg1 $14) 20. Qf3 f5 $2 (20... b5 $11 {and Black stays safe.}) 21. gxf5 $2 (21. Be5 $18 Nxe5 22. Qxf4) 21... Rxf5 22. a4 Bf6 23. Bxf6 Nxf6 24. Ne4 Nxe4 25. Rxe4 (25. Qxe4 $2 Nh3+ 26. Kg2 Nxf2 $19) 25... e5 26. Kh1 Raf6 {next ...Ne6 is good for Black.} 27. Rf1 Ne6 28. Qg3 (28. Qg2 $11) 28... Ng5 $1 $17 {[%cal Rg5e4]} 29. Rxe5 Qc6+ 30. Qg2 {Threatens to win with Rxf5.} Nf3 $1 {[%mdl 1024] Black has strong compensation.} 31. Re4 ({Don't go for} 31. Nxa5 $2 Qd7 $19) ({But not} 31. Rxa5 $2 Rg6 $1 $19 {[%mdl 512]}) (31. Rxf5 {only move.} Rxf5 32. Qg4) 31... Rh5 $2 (31... Rg5 $19 {has better winning chances.} 32. Qh3 Qc5) 32. h3 Qd7 $40 {[%mdl 128] Black is out for blood.} 33. Rg4 Rf4 $2 {[#]} 34. Ne5 $1 $16 {[%cal Re5d7][%mdl 512]} Rxh3+ $2 (34... Rxg4 35. Qxg4) 35. Qxh3 $18 Nxe5 {[#]} 36. Rg3 (36. Rh4 $1 $18) 36... Qd5+ (36... Qe7 $16 37. Kg1 Qf6) 37. Qg2 $2 (37. f3 $18) 37... Nf3 $1 $11 {Hoping for ...Rh4+.} 38. Rxg7+ $4 {[%mdl 8192]} (38. Rg1 $11 Rh4+ 39. Rh3 Rxh3+ 40. Qxh3 Nxg1+ 41. Kxg1) 38... Kh8 $19 {( -> ...Qh5+)} 39. Rg3 $2 (39. Rg8+ Qxg8 40. Qxg8+ Kxg8 41. Kg2) 39... Rh4+ 40. Rh3 Qh5 $1 {Weighted Error Value: White=0.81/Black=0.33} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.1"]
[White "Andriasian, Zaven"]
[Black "Hovhannisyan, Robert"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2606"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,123,14,5,8,0,10,-2,6,-23,-31,-60,-52,-77,-72,-101,-108,-115,-70,-85,-53,-53,-53,-53,-55,-56,-49,-60,-52,-54,-63,-43,33,21,35,39,30,22,43,0,0,0,0,0,0,0,0,0,10,0,10,5,5,9,8,6,37,41,41,42,36,39,55,63,96,103,101,98,97,98,137,110,141,29,66,58,84,84,90,87,95,87,83,87,90,16,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. d3 Nf6 5. Nbd2 d6 6. c3 O-O 7. O-O a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 8. Bb3 Be6 {8...h6 is the fancy move.} 9. h3 Bxb3 10. axb3 Re8 11. Nh2 {[#]} d5 $146 ({Predecessor:} 11... Qd7 12. Qf3 Rad8 13. Nc4 d5 14. Nxa5 dxe4 15. dxe4 Nxa5 16. Rxa5 Bb6 17. Ra1 Re6 {1-0 (51) Andriasian,Z (2606)-Hovhannisyan,R (2642) Yerevan 2020}) 12. Qf3 d4 13. Rd1 Nd7 14. Ng4 Re6 {And now ...h5 would win.} 15. Nf1 h5 16. Ngh2 g6 {White must now prevent ...dxc3.} 17. Qe2 Be7 18. Nf3 Nc5 19. Qc2 Ra6 20. Bd2 dxc3 21. Bxc3 Rd6 (21... Nd4 $15 22. Bxd4 exd4) 22. Nxe5 $14 Nxe5 23. Bxe5 Rxd3 {[#]} 24. Bxc7 $1 Qd4 25. Rxd3 (25. Bxa5 {is interesting.} Rxd1 26. Rxd1 Qxe4 27. Qc3 Qe6 28. Re1) 25... Nxd3 26. Rd1 Rc6 27. Qxd3 Qxd3 28. Rxd3 Rxc7 $11 {[%mdl 4096] Endgame KRB-KRN} 29. Ne3 Rc1+ 30. Kh2 Bf6 31. Rd5 Bxb2 32. Rxa5 Bd4 33. Kg3 Rc3 34. Rb5 Bxe3 35. fxe3 Rxe3+ $14 {KR-KR} 36. Kf4 Rc3 37. Rxb7 Rc2 38. g3 Rf2+ 39. Ke3 Rg2 40. Kf3 Rg1 41. h4 Kg7 42. Rb6 ({White should try} 42. e5 $16) 42... Rf1+ 43. Ke2 Rg1 44. Kf2 Rb1 45. e5 Rd1 46. Rb7 Kf8 47. b4 Rd5 {[#]} 48. e6 (48. Ke3 $1 $16) 48... fxe6 $11 {The position is equal.} 49. Ke3 g5 $1 50. b5 {Strongly threatening b6.} gxh4 51. gxh4 Ke8 52. b6 Kd8 53. Rg7 Kc8 54. Re7 Rd6 55. b7+ (55. Rc7+ {looks sharper.} Kd8 56. Rh7 Rxb6 57. Rxh5 Kc7 58. Re5) 55... Kb8 56. Kf4 (56. Rg7 {with more complications.} Rd5 57. Kf4 Rd4+ 58. Ke5 Rb4 59. Kxe6 Rxh4 60. Kd6) 56... Rd5 57. Rxe6 Kxb7 58. Re5 Rxe5 59. Kxe5 Kc7 60. Kf6 Kd7 61. Kg6 Ke7 62. Kxh5 {Weighted Error Value: White=0.12/Black=0.08} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.2"]
[White "Ter-Sahakyan, Samvel"]
[Black "Martirosyan, Haik M."]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2640"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,120,14,15,15,14,19,14,20,14,14,18,17,16,18,20,16,18,16,32,31,37,20,43,42,40,35,35,33,41,33,40,20,20,21,21,8,23,19,13,8,8,7,8,8,8,8,8,8,8,8,8,8,8,7,8,8,8,8,8,0,8,0,8,8,8,8,8,8,8,8,8,0,0,0,0,0,0,0,12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 {[%cal Bb1c3,Bc3d5,Bd5e3,Be3f5,Bf5e7][%mdl 32] C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Ne8 10. Nd5 Bd6 11. Re1 c6 12. Ne3 Bc7 13. Nf5 d5 14. Ne7+ Kh8 {[#] White must now prevent ...Be6.} 15. Nxc8 Rxc8 16. d3 Qf6 17. Qg4 Bb6 18. Qf4 {[#]} Bc7 $146 ({Predecessor:} 18... Qd8 19. c3 Nc7 20. d4 Ne6 21. Qf3 Ng5 22. Bxg5 Qxg5 23. Re5 Qd8 24. Rae1 Kg8 {0-1 (39) Anand,V (2768)-Aronian,L (2767) Saint Louis 2018}) 19. Qxf6 Nxf6 20. Bd2 Rfe8 21. a4 Rxe1 22. Rxe1 Re8 23. Rb1 Ng4 24. h3 {[%cal Rh3g4]} Nh2 25. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} (25. Be3 {with more complications.} a6 26. b4 Nxf1 27. Kxf1 Be5 28. c4) 25... Nxf1 26. Kxf1 $11 {[%mdl 4096] Endgame KRB-KRB} Kg8 {The position is equal.} 27. b5 {Threatening bxc6.} (27. Be3 {keeps more tension.} Be5 28. c4 Bc3 29. cxd5 cxd5 30. Bxa7 Ra8 31. Rc1) 27... c5 28. c4 d4 29. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} Bd6 30. a6 {[#] b6 is the strong threat.} b6 31. g4 g6 32. Kg2 f6 33. Kf3 Kf7 34. Rg1 Re7 35. h4 Re8 36. Rh1 Re7 37. Kg2 Re2 38. Rd1 Bc7 39. Kf3 Re8 40. Rh1 Bd6 41. Re1 Rxe1 42. Bxe1 {KB-KB} Ke6 43. h5 Bc7 44. hxg6 (44. Ke4 {looks sharper.} Be5 45. Bd2 Bc7 46. Bc1 Be5 47. hxg6 hxg6 48. f4) 44... hxg6 45. Bd2 Bd6 46. Ke4 Bc7 (46... g5 {is interesting.} 47. Bc1 Bb8 48. Bb2 Bf4 49. Ba3 Bd6) 47. Kf3 Bd6 48. Bf4 Bxf4 49. Kxf4 {KP-KP} Kd6 50. Kg3 g5 51. f4 gxf4+ 52. Kxf4 Ke6 53. Ke4 Ke7 54. Kf5 Kf7 55. g5 fxg5 56. Kxg5 Ke7 57. Kf5 Kd7 58. Ke5 Kc7 59. Ke6 Kb8 60. Kd7 Ka8 61. Kc8 {Weighted Error Value: White=0.02/Black=0.02} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.3"]
[White "Pashikian, Arman"]
[Black "Sargsyan, Shant"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2606"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,70,32,45,26,29,23,12,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,-15,-14,0,-2,-2,-26,-28,-8,-8,-72,-60,-58,-49,-221,-227,-231,-204,-211,-98,-249,-248,-253,-71,-58,0,-755,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 a6 6. O-O Nc6 7. e3 Rb8 8. Qe2 {E04: Open Catalan: 5 Nf3.} b5 9. b3 cxb3 10. axb3 Bb7 11. Bd2 Bd6 12. Rc1 O-O 13. Ne1 Qd7 14. Nd3 Rfe8 15. f4 Nd5 16. Nc3 {[#]} Ndb4 $146 ({Predecessor:} 16... Ncb4 17. Nxb4 Nxb4 18. Bxb7 Rxb7 19. Ne4 Nd5 20. Rxa6 {½-½ (20) Berczes,D (2472)-Molner,M (2509) Budapest 2014}) 17. Ne4 Nxd3 18. Qxd3 h6 19. Nc5 Bxc5 20. Rxc5 Nd8 21. e4 f5 22. exf5 Bxg2 23. Kxg2 exf5 24. Rxf5 (24. Rxa6 Ne6 $17) (24. Bc3 $1 $11) 24... Nc6 25. Bc3 Re6 $1 {Hoping for ...Rbe8.} 26. Rc5 $2 (26. Rxa6 Nb4 $1 $17 {[%mdl 512]}) (26. Re1 $1 $15) 26... Rbe8 $19 {aiming for ...Re3.} 27. Ra2 {Threatening d5.} Re3 28. Qd1 Ne7 (28... Nd8 $1 $19 {[%cal Rd8b7] White must now prevent ...Nb7.} 29. Ba1 Nb7) 29. Qh5 $2 (29. d5 $17 {only move.}) 29... c6 $1 30. Rxa6 {[#]} g6 $2 (30... Kh7 $1 $19 {is more deadly. ...g6 is the strong threat.} 31. h3 b4) 31. Qxh6 $17 {Strongly threatening d5.} Qg4 ({Better is} 31... b4 $1 $15 32. Bxb4 Re2+ 33. Kf3 (33. Kf1 $2 Qxd4 34. Qg7+ Qxg7 $19) 33... Re3+ {[%mdl 64] Double Attack} 34. Kg2 Qxd4) 32. Rg5 $2 {[%mdl 8192]} Re2+ $2 (32... Qf3+ $19 33. Kh3 Qf1+ 34. Kh4 {[#]} Rxg3 $3 {[%mdl 576] Deflection, Decoy} 35. Rxg3 Nf5+ {[%mdl 64] Double Attack} 36. Kg5 Nxh6 37. Kxh6 b4 {[%mdl 64] Discovered Attack} 38. Rxg6+ Kh8) 33. Kg1 $11 {The position is equal.} Qf3 {[%csl Ge2][%cal Rf3g2]} 34. Rxg6+ Nxg6 35. Qxg6+ {[%mdl 64] Double Attack} Kh8 {[%csl Ge2][%cal Rf3g2] Weighted Error Value: White=0.39/Black=0.26} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.4"]
[White "Harutyunian, Tigran K."]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "A46"]
[WhiteElo "2549"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,76,23,14,30,13,22,14,27,16,38,41,42,44,46,24,30,26,28,12,43,8,8,-23,-31,-96,-99,-194,-176,-162,-173,-278,-306,-398,-405,-613,-593,-822,-825,-878,-812,-1087,-1053,-1510,-1396,-1727,-1620,-1587,-1442,-3501,-2638,-12832,-12833,-12839,-12839]} 1. d4 Nf6 2. Nf3 e6 3. c4 c5 4. e3 cxd4 5. exd4 d5 6. Nc3 Be7 7. cxd5 Nxd5 8. Bd3 Nc6 {[%cal Bb8c6,Bc6e7,Be7f5][%mdl 32]} 9. O-O O-O 10. Re1 Bf6 11. Be4 Nce7 12. Qd3 g6 13. Bh6 Re8 {D42: Queen's Gambit Declined: Semi-Tarrasch: 5 cxd5 Nxd5 6 e3 Nc6 7 Bd3 .} 14. Ne5 Nxc3 15. Qxc3 Nf5 {[#] The position is equal.} 16. Bf4 $146 ({Predecessor:} 16. Bxf5 exf5 17. d5 Bd7 18. Rad1 Ba4 19. b3 Rc8 20. Qg3 Bb5 21. a4 Bd7 22. Nc4 Rxe1+ 23. Rxe1 Bxa4 {1-0 (32) Barbosa,E (2279)-Aranha Filho,A (2292) Santos 2010}) 16... Nd6 17. Qf3 Bg7 18. Rac1 a5 19. Bg3 a4 20. h4 Rf8 21. h5 {[%cal Rh5g6]} Nf5 22. Bxf5 exf5 23. d5 g5 24. h6 (24. Bh2 $15) 24... Bxh6 $17 25. Qh5 (25. Rcd1 $17) 25... Bg7 $19 26. f4 Qxd5 27. Rcd1 (27. a3 {was necessary.}) 27... Qxa2 28. fxg5 {Now Rd4 and White clings on.} Qxb2 29. Nxf7 (29. Qh4 $142 a3 30. g6 hxg6 31. Nxf7 Rxf7 32. Rd8+ Rf8 33. Rxf8+ Bxf8 34. Qc4+ Kg7 35. Be5+ Qxe5 {[%mdl 64] Promotion} 36. Rxe5) 29... Rxf7 {Black is clearly winning.} 30. Re8+ {[#]} Rf8 $1 31. Kh1 Ra6 32. Rdd8 Be6 33. g6 hxg6 34. Qh4 Bf7 35. Rxf8+ Bxf8 36. Bf4 Re6 37. Bh6 Re8 38. Bxf8 Rxf8 {Weighted Error Value: White=1.20/Black=0.04} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.5"]
[White "Gharibyan, Mamikon"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2423"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,154,11,12,17,18,12,13,8,30,25,6,12,22,11,8,-14,-3,-6,-10,-6,-17,-12,0,-17,10,10,4,-26,-24,-69,-69,-76,-83,-79,0,-27,-25,-25,-42,-43,0,-139,-27,-47,-15,-28,-27,-31,-28,-28,0,-28,-25,-37,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,15,0,58,52,62,52,66,0,0,0,0,-8,-39,-14,-52,-58,0,-134,-102,-91,-87,-94,-81,-67,-77,-137,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,-8,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-8,0,-8,-8,-8,-8]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. e3 a6 5. b3 c5 6. Bb2 {D30: Queen's Gambit Declined: Systems without Nc3.} Nc6 7. Nbd2 cxd4 8. exd4 g6 9. Bd3 Bg7 10. O-O O-O 11. Ne5 Nd7 {[#]} 12. Re1 $146 ({Predecessor:} 12. Qe2 Qb6 13. Ndf3 Ndxe5 14. dxe5 Bd7 15. Rad1 Ne7 16. h4 Bc6 17. h5 dxc4 18. Bxc4 {1-0 (26) Lupulescu,C (2643)-Ragger,M (2684) Douglas 2019}) 12... Ncxe5 13. dxe5 dxc4 $1 14. Nxc4 b5 $1 {[%cal Rb5c4]} 15. Nd6 {[#]} Nxe5 $1 16. Bf1 (16. Be4 {feels hotter.} Ra7 17. Rc1 Rc7 18. Ba3 Qd7 19. f4) 16... Ng4 17. Bxg7 Kxg7 18. h3 Nf6 19. Qd4 {[#]} Bb7 $1 20. Qe5 Bd5 21. a4 b4 (21... Qb8 $17 {Threatens to win with ...Rd8.} 22. g4 (22. axb5 Rd8 $17) 22... Kg8 $1 23. Qxf6 (23. axb5 axb5 24. Rxa8 Bxa8 $17) 23... Qxd6) 22. Bc4 Bxc4 23. bxc4 Kg8 24. c5 Nd5 25. Ne4 (25. Rad1 $11 {remains equal.}) 25... Qe7 (25... Rc8 $17 26. Rac1 Rc6) 26. a5 f6 27. Qb2 Rac8 28. Rac1 Rc6 29. Nd6 Kg7 30. Qb3 {Qxd5! is the strong threat.} Qd7 31. Re4 f5 32. Re5 Rxc5 33. Ne8+ Rxe8 ({Much weaker is} 33... Qxe8 $6 34. Rxc5 Qd7 35. Qc4 $16) 34. Rxc5 Rc8 35. Rxc8 Qxc8 $11 {[%mdl 4096] Endgame KQR-KQN} 36. Re1 Kf7 37. Qa4 Qb7 38. Qb3 Qc7 39. Qa4 Qb7 40. Qb3 Qb5 41. Qb2 {With the idea Qh8.} Qxa5 ({Black should try} 41... h5 $11) 42. Qh8 $14 Nf6 43. Rc1 {[%mdl 1024] White has compensation.} g5 44. Rc8 ({White should play} 44. Qb8 $1 $14) 44... Qa1+ 45. Kh2 Qe5+ ({Don't go for} 45... Kg6 $2 46. Rg8+ $1 {[%mdl 512]} Nxg8 47. Qxa1 $18) 46. g3 {Strongly threatening Rg8.} f4 47. gxf4 Qxf4+ 48. Kg1 Kg6 (48... a5 $1 $15 49. Rc5 g4 50. hxg4 b3) 49. Rb8 (49. Rc6 $11) 49... g4 50. Rg8+ Nxg8 51. Qxg8+ $17 {[#] KQ-KQ} Kh6 $1 52. Qxe6+ Kg7 $1 {aiming for ...gxh3.} 53. Qe7+ (53. hxg4 $142 a5 54. Kg2) 53... Qf7 (53... Kg6 $17 54. Qe6+ Qf6 55. Qg8+ Qg7 56. Qe6+ Qf6 57. Qg8+ Qg7 58. Qe6+ Kg5 59. Qe3+ Kh5) 54. Qg5+ {The position is equal.} Qg6 55. Qe7+ Kg8 56. Qd8+ Kf7 57. Qd7+ Kf6 58. Qd6+ Kg5 59. Qxb4 gxh3 60. Kh2 Qd3 {Threatening ...Qf5.} 61. Qe7+ Kf4 62. Qh4+ Kf3 {And now ...Qd6+ would win.} 63. Qxh3+ Ke2 64. Qh4 a5 {Hoping for ...Qd6+.} 65. f4 Qf5 {White must now prevent ...a4.} 66. Kg3 Qg6+ (66... a4 {seems wilder.} 67. Qe7+ Kd1 68. Qd8+ Kc2 69. Qd4 Kb3) 67. Qg4+ Ke3 {( -> ...Ke4)} 68. f5 Qd6+ 69. Kh4 Qe5 70. Kh5 a4 {[%mdl 64] Deflection} 71. Qxa4 Qxf5+ 72. Kh4 Qf2+ (72... h6 {is interesting.} 73. Qb3+ Kf4 74. Qb4+ Kf3 75. Qb3+ Kf2) 73. Kh3 Qf3+ 74. Kh2 Qh5+ 75. Kg2 Qf3+ 76. Kh2 Qf4+ 77. Qxf4+ Kxf4 {Weighted Error Value: White=0.17/Black=0.16} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.25"]
[Round "9.6"]
[White "Babujian, Levon"]
[Black "Petrosian, Tigran L."]
[Result "1-0"]
[ECO "A55"]
[WhiteElo "2455"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,83,39,46,37,59,51,50,60,60,58,118,131,177,180,202,193,188,199,206,184,170,162,194,194,187,154,143,143,123,122,121,119,146,156,150,142,137,141,143,103,196,197,200,200,264,269,268,268,268,258,306,302,299,289,284,215,201,195,237,167,161,104,364,357,350,350,318,308,602,295]} 1. d4 Nf6 2. c4 d6 3. Nc3 e5 4. Nf3 Nbd7 5. e4 Be7 6. Be2 O-O 7. O-O c6 8. b3 Re8 9. d5 {A55: Old Indian Defence with Nf3 and e4.} a6 10. Be3 cxd5 11. cxd5 {[#] White is slightly better.} b5 $146 ({Predecessor:} 11... Ng4 12. Bd2 b5 13. Ne1 Ngf6 14. Nc2 Nc5 15. f3 Nh5 16. b4 Nd7 17. g3 Nhf6 {1-0 (71) Balogh,B (2220)-Sutorikhin,V (2390) Hungary 1993}) 12. Nd2 Bb7 (12... Nb6 $14) 13. b4 $16 Rc8 14. Qb3 Rc7 15. a4 bxa4 16. Rxa4 Qb8 17. Rfa1 (17. Bxa6 Bxa6 18. Rxa6 Rec8) 17... Rec8 18. Nd1 g6 19. h3 ({Don't do} 19. Bxa6 $6 Bxa6 20. Rxa6 Qb5 $16) 19... Kg7 20. Bxa6 Bxa6 21. Rxa6 Qb5 22. Ra7 Rxa7 23. Rxa7 Qe2 {And now ...Rc1 would win.} 24. Nc3 Qd3 25. Ra3 Bd8 {[#]} 26. Qb1 $1 $36 {[%mdl 2048] White is on the roll.} Qxb1+ 27. Ndxb1 Nb6 {[#]} (27... Rc4 $16) 28. Ra6 $1 $18 Nfd7 29. Nb5 Rc4 30. Nxd6 Rxb4 31. Nc3 Be7 32. Ncb5 Bxd6 33. Nxd6 Nc4 34. Nxc4 Rxc4 {[%mdl 4096] Endgame KRB-KRN} 35. f3 Rc7 36. Kh2 f6 37. Rc6 Rb7 38. d6 (38. Bc1 $18) 38... Rb3 $2 {[%mdl 8192] [#] This costs Black the game.} (38... Rb8 $16) 39. Rc7 $1 Rxe3 40. Rxd7+ Kh6 {[#]} 41. Rf7 $1 Kg5 $2 (41... Rd3 42. Rxf6 Kg7) 42. Kg3 {Weighted Error Value: White=0.11/Black=0.34} (42. d7 $142 Rd3 43. Kg3) 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.1"]
[White "Petrosyan, Manuel"]
[Black "Petrosian, Tigran L."]
[Result "1/2-1/2"]
[ECO "A41"]
[WhiteElo "2628"]
[BlackElo "2601"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,92,43,56,62,70,44,45,18,18,26,24,33,25,9,7,10,9,12,12,0,0,0,2,5,4,5,3,3,11,0,0,0,0,0,0,0,6,6,6,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 c5 5. e4 cxd4 6. Nxd4 Nc6 7. Be3 Nf6 8. Be2 O-O 9. O-O Nxd4 10. Bxd4 Bd7 11. Qd2 Bc6 12. f3 a5 13. Rab1 Nd7 14. Bf2 Nc5 15. b3 f5 16. exf5 $1 {B38: Sicilian: Maroczy Bind with 5...Bg7 and 7...0-0.} Rxf5 17. Nb5 {[#]} Ne6 $146 ({Predecessor:} 17... Bxb5 18. cxb5 Kh8 19. Rfe1 Qf8 20. Bc4 b6 21. Bd5 Rd8 22. a3 Qf6 23. b4 Qc3 24. Qxc3 Bxc3 {1-0 (56) Mareco,S (2598)-Henriquez Villagra,C (2474) Asuncion 2015}) 18. Nd4 {White is slightly better.} Nxd4 19. Bxd4 Bxd4+ 20. Qxd4 Qf8 21. c5 (21. Bd3 {keeps more tension.} Rf4 22. Qe3 Qf6 23. Rfe1 e5 24. Rbd1) 21... Qf6 {The position is equal.} 22. Qxf6 Rxf6 23. Rbc1 Kf8 24. a3 Rd8 25. Rfd1 Ke8 26. Kf2 dxc5 27. Rxd8+ Kxd8 28. Rxc5 $11 {[%mdl 4096] Endgame KRB-KRB} b6 29. Re5 Kd7 30. g3 Kd6 31. f4 Bd5 32. h4 Rf5 33. Rxf5 gxf5 {KB-KB} 34. b4 axb4 35. axb4 e5 36. Ke3 h6 37. Bd1 Ke6 38. Ba4 Bg2 39. Bb3+ Kd6 40. Bc4 Bh3 41. Ba6 Bg4 42. Bb7 e4 43. Kd4 Kc7 44. Ba6 Kd6 45. Bb5 Ke6 46. Bc4+ Kd6 {Weighted Error Value: White=0.04/Black=0.01} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.2"]
[White "Sargsyan, Shant"]
[Black "Harutyunian, Tigran K."]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2596"]
[BlackElo "2549"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,26,19,22,24,16,65,14,15,20,35,0,24,24,25,30,23,23,22,23,16,0,0,0,22,22,17,0,47,19,45,45,45,41,70,70,67,47,73,66,81,78,71,71,77,71,95,83,89,75,81,77,91,68,157,175,163,160,171,173,230,223,220,216,1968,1828,1720,1663,29972,29972]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e5 4. O-O Bd6 5. d4 {[#]} Nxd4 $146 ({Predecessor:} 5... exd4 6. c3 a6 7. Bc4 b5 8. e5 Bc7 9. Bd5 Nge7 10. Bg5 h6 11. Bxe7 Qxe7 12. cxd4 cxd4 {½-½ (45) Grischuk,A (2777)-Carlsen,M (2863) chess24.com INT 2020}) 6. Bc4 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} Nxf3+ 7. Qxf3 {[%csl Gc4][%cal Rf3f7] [#]} Nf6 8. Rd1 ({White should play} 8. Qg3 $14 O-O 9. Nc3) 8... Be7 $11 9. Bg5 O-O 10. Nc3 {[%cal Bb1c3,Bc3d5,Bd5b6,Bb6c4][%mdl 32]} (10. Bxf6 $5 Bxf6 11. Nc3 $11) 10... a6 11. a4 d6 {Black wants to play ...Bg4.} 12. Bxf6 Bxf6 13. Qd3 Be7 14. Nd5 Bg5 15. Qb3 Rb8 16. Nb6 Be7 17. Rd3 Bg4 18. a5 Be2 19. Rd2 Bxc4 20. Nxc4 Qc7 21. Rad1 {[%mdl 1024] White has compensation.} Rfd8 22. Rd5 Qc6 23. Qd3 Kf8 24. Kf1 Qb5 25. b3 Rbc8 26. Ke2 h6 27. g3 Qb4 28. h4 Kg8 29. h5 Re8 30. Kf3 Bf8 31. Qd2 Qb5 (31... Re6 $14) 32. Nxd6 $16 Bxd6 33. Rxd6 {And now Rb6 would win.} Rc6 {[#]} 34. Rxc6 Qxc6 (34... bxc6 $142 35. Qc3 f6) 35. Qd7 $18 Qf6+ 36. Kg2 Re7 (36... Qe7 37. Qxe7 Rxe7 38. Rd8+ Kh7) 37. Qd8+ Kh7 38. Qf8 {White threatens Rd8 and mate.} g6 39. Rd8 {[%csl Gd8][%cal Rf8g8] Weighted Error Value: White=0.08/Black=0.37} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.3"]
[White "Gabuzyan, Hovhannes"]
[Black "Babujian, Levon"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2557"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,122,-21,-13,-23,-19,-23,-49,-19,-31,-21,-22,-35,-34,-31,-47,-40,-26,-13,-20,-33,-25,-22,-37,-35,-32,-28,-27,-31,-54,-52,-52,-52,-58,-54,-83,-24,-54,-8,-8,-8,-9,-8,-21,-8,-25,-21,-30,-8,-34,-33,-33,-24,-25,-24,-67,-54,-62,-25,-25,-25,-80,-25,-87,-66,-73,-66,-226,-226,-226,-69,-73,-79,-66,-55,-53,-54,-58,-54,-54,-26,-26,-26,-100,-100,-122,-122,-136,-114,-316,-325,-323,-325,-324,-317,-448,-432,-399,-383,-376,-376,-360,-360,-405,-376,-360,-409,-1023,-970,-965,-963,-900,-887]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d3 d5 5. cxd5 cxd5 6. Nf3 Nc6 7. O-O Be7 {A11: English Opening: 1...c6.} 8. Bg5 O-O 9. Nc3 Be6 {Black is slightly better.} (9... d4 $5 {[%cal Rd4c3]} 10. Bxf6 gxf6 $15) 10. Rc1 Rc8 11. a3 h6 12. Bxf6 Bxf6 {[#]} 13. e4 $146 ({Predecessor:} 13. Nd2 Qd7 14. Qa4 Rfd8 15. Nf3 a6 16. Rfe1 Be7 17. e4 dxe4 18. dxe4 Bc5 19. Red1 {½-½ (61) Mamedov,R (2660)-Rublevsky,S (2683) Khanty-Mansiysk 2010}) 13... dxe4 14. dxe4 Qb6 15. b4 Nd4 16. Nxd4 exd4 17. Nd5 Bxd5 18. exd5 Rc3 19. Rxc3 dxc3 20. Re1 a5 21. bxa5 Qxa5 {White must now prevent ...c2.} 22. Qb3 Qc5 23. Re2 Bd4 (23... g6 $17 24. Qb4 Qxb4 25. axb4 Rc8) 24. Qb4 Ra8 25. Qxb7 Qxa3 26. Be4 Rd8 27. Bc2 g6 28. Bb3 {White wants to play d6!} Qd6 29. Qc6 Qb8 (29... Qb4 $5 {[%cal Rb4b3]} 30. Bc2 Qc5 $15) 30. Qa4 Qb6 31. Kg2 Kg7 32. Qc4 Bf6 33. Re3 Rb8 34. Bc2 Qd8 35. h4 h5 36. Rf3 (36. Re4 $11) 36... Rb6 (36... Rb2 $17 37. Bd1 Qb6) 37. Be4 (37. Rf4 $11) 37... Qe7 {aiming for ...Rb4.} 38. Bd3 Rb2 39. Qc6 $2 {[#]} ({White should play} 39. Rf4 $15) 39... Be5 $1 $19 40. Qc4 Qd6 $2 (40... Qc7 $19 41. Qxc7 Bxc7 42. Bxg6 fxg6 43. Rxc3 Bb6) 41. Re3 $1 $15 {[#]} Qb6 $1 {( -> ...Qxe3)} 42. Re2 (42. Qe4 Bf6) 42... Bd4 43. Bc2 Bf6 44. Qe4 Rb4 45. Qf3 Qc5 46. Re4 Rb6 47. Re2 (47. Qd3 $11) 47... Rd6 $17 48. Be4 Bd4 49. Qd3 Rb6 $36 {[%mdl 2048] Black has strong initiative.} 50. Qf3 $2 {[#]} (50. Ra2 $17 {was necessary.}) 50... Rf6 $1 $19 {[%cal Rf6f3]} 51. Qd3 Bxf2 ({Less strong is} 51... Rxf2+ 52. Rxf2 Bxf2 53. d6 $17) 52. Bf3 Bd4 53. Qe4 (53. Be4 $142) 53... Ra6 54. Rc2 Bf6 55. Qe1 Ra4 56. Qf2 Qd6 57. Qe1 Rb4 58. Qc1 Qb6 {Hoping for ...Rb1.} 59. Rf2 (59. Qg1 $142 Bd4 60. Qe1) 59... Rb1 {Black is clearly winning.} 60. Qf4 {[#]} Qxf2+ $3 {[%mdl 576] Promotion} 61. Kxf2 c2 {Weighted Error Value: White=0.28/Black=0.12} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.4"]
[White "Hovhannisyan, Robert"]
[Black "Pashikian, Arman"]
[Result "1-0"]
[ECO "C67"]
[WhiteElo "2642"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,101,18,19,16,12,12,18,16,20,16,11,12,12,0,0,0,0,-9,0,0,5,23,37,-18,-6,-27,-22,-26,-27,-28,55,49,50,25,39,59,249,246,201,210,193,222,397,397,361,329,554,532,514,538,522,551,460,545,541,502,516,504,460,432,425,399,408,389,531,510,528,486,730,738,1099,1099,1899,1231,1147,1029,29965,29966,29973,29966,29973,29974,29976,29977,29977,29978,29976,29977]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 {[%cal Bb1c3,Bc3d5,Bd5e3,Be3f5,Bf5d6][%mdl 32] C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} Ne8 10. Nd5 Bd6 11. Re1 {The position is equal.} c6 12. Ne3 Be7 13. c4 Nc7 14. Nf5 $5 {[%mdl 4] Leaves trodden paths.} Bf6 15. Nd6 {[#]} Bd4 $146 ({Predecessor:} 15... Ne6 16. d3 Qc7 17. Nxc8 Raxc8 18. g3 Rfe8 19. Rb1 g6 20. Bg2 a5 21. a3 h5 {1-0 (51) Nakamura,H (2777)-Grischuk,A (2766) Saint Louis 2018}) 16. Qg4 Qf6 17. Qg3 Bxf2+ 18. Qxf2 Qxd6 19. c5 ({White should try} 19. d4 $14 Ne6 20. Be3) 19... Qg6 $11 20. a4 d6 21. Ra3 {[%cal Ba1a3,Ba3g3,Bg3g5,Bg5d5,Bd5d8][%mdl 32]} dxc5 22. d4 Re8 ({Black should play} 22... Nd5 $11) 23. Bf4 $1 $14 {[%cal Rf4c7]} Rxe1 24. Qxe1 Ne6 {[%mdl 64] [#] And now ...Bd7 would win. Double Attack} 25. Rg3 $1 {[%cal Rg3g6]} Qh5 {[#] This move loses the game for Black.} ({Better is} 25... Qf6 $14 26. Be5 Qd8 27. dxc5 g6) 26. d5 $1 $40 {[%mdl 128] White wants a kill.} cxd5 {[#]} 27. Rg5 $3 {[%cal Rg5h5][%mdl 512]} Qh6 {Threatens to win with ...g6.} 28. Rxd5 {[%mdl 64] Discovered Attack} Qxf4 $2 {[#]} (28... g5 {is a better defense.} 29. Be5 a6) 29. Rd8+ $1 {[%mdl 512]} Nf8 {...g6 is the strong threat.} 30. Qe7 {[%csl Ge7][%cal Rd8f8]} h5 $2 (30... Qd4+ 31. Rxd4 cxd4) 31. Rxf8+ Kh7 32. Bd3+ Bf5 33. Bxf5+ Qxf5 34. Rxa8 Qb1+ 35. Kf2 Qxb2+ 36. Qe2 Qd4+ 37. Kf1 {[%cal Re2h5]} Qa1+ {[#]} 38. Qe1 $1 {[%cal Re1a1]} Qxa4 39. Re8 ({Weaker is} 39. Qb1+ Kh6 $18) 39... f5 40. Re5 Qf4+ 41. Kg1 c4 (41... b6 $142 42. Qc3 Qg5) 42. Qe3 Qg4 43. h3 Qd1+ 44. Kh2 Qd6 45. Qf4 c3 46. Qxf5+ {[%mdl 64] Double Attack. White mates.} g6 47. Qe6 Qxe6 48. Rxe6 b5 49. Re7+ Kh6 50. Rxa7 b4 51. Rc7 {Weighted Error Value: White=0.04/Black=0.51} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.5"]
[White "Gharibyan, Mamikon"]
[Black "Ter-Sahakyan, Samvel"]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2423"]
[BlackElo "2640"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,111,51,42,35,38,48,51,56,17,14,0,35,25,30,20,14,16,25,7,2,-6,0,0,0,0,8,0,26,34,38,29,26,29,41,39,22,12,14,6,39,33,41,36,82,79,77,78,70,30,30,33,50,51,93,68,83,55,82,0,0,0,37,0,0,0,100,48,48,48,111,116,106,104,95,115,155,104,97,0,0,0,0,0,112,114,61,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. cxd5 exd5 6. Bg5 Be6 7. e3 c4 $1 {[%mdl 4] is now more promising than 7...Nc6. D32: Tarrasch Defence: Sidelines and lines without g3.} 8. Be2 Nbd7 9. O-O {[#]} h6 $146 {White is slightly better.} ({Predecessor:} 9... Be7 10. Nd2 h6 11. Bh4 Qb6 12. Qc2 g6 13. Rad1 Rc8 14. f3 Qc6 15. e4 b5 16. exd5 Nxd5 17. Nxd5 Bxh4 {0-1 (31) Biliskov,V (2297)-Ljubicic,F (2414) Split 2009}) 10. Bh4 Bb4 11. e4 Bxc3 12. exd5 $1 Bxd5 ({Much weaker is} 12... Bxb2 13. dxe6 fxe6 14. Rb1 $16) 13. bxc3 O-O 14. Ne5 Qc7 15. Nxd7 Nxd7 16. Qd2 Qc6 17. f3 b5 18. Bd1 Rfe8 19. Bc2 Nf8 20. a4 a6 21. Bg3 Qd7 22. h4 $36 {[%mdl 2048] White fights for an advantage.} Bc6 23. axb5 axb5 24. Kh2 Ne6 25. Rad1 Bd5 26. Rfe1 Nf8 27. Re5 f6 {[#]} 28. Bf5 $1 Qc6 (28... Qf7 29. Rxe8) 29. Rxe8 Rxe8 30. Re1 Rxe1 31. Qxe1 Be6 32. Bc2 Bf7 33. Qe7 Qd7 34. Qc5 Bg6 35. Be4 (35. Bxg6 $16 Nxg6 36. d5) 35... Bxe4 $11 36. fxe4 Kf7 37. Bd6 Qg4 38. Qd5+ Qe6 {[#]} (38... Ne6 $11 {keeps the balance.}) 39. Qb7+ (39. Qxe6+ $1 $16 Nxe6 40. Kg3) 39... Qd7 $1 $14 {[%cal Rd7b7]} 40. Qb8 Ng6 (40... Nh7 $14) 41. h5 $16 Ne7 42. Bxe7 Kxe7 {[%mdl 4096] Endgame KQ-KQ} 43. Kg3 Kf7 44. Kf4 (44. Kf3 $142) 44... Qc6 45. Ke3 (45. g3 $16) 45... Qa6 $1 $11 46. Qc7+ Kg8 47. Kf4 Qa1 {[#]} (47... Qa2 $11 {remains equal.} 48. Qc8+ Kh7) 48. Kf5 $1 $16 {[%cal Rf5g6] White wants to mate with Kg6.} Qd1 ({And not} 48... Qxc3 49. Kg6 Qg3+ 50. Qxg3 Kf8 51. Qd6+ Ke8 52. Kxg7 f5 53. Kf6 fxe4 54. Qe7#) (48... Qh1 $16) 49. Qc8+ ({Better is} 49. Ke6 $14) 49... Kh7 $11 {The position is equal.} 50. Qe8 b4 51. d5 bxc3 (51... b3 $5) 52. Qg6+ Kg8 {...Qa4 is the strong threat.} 53. Qe8+ Kh7 54. Qg6+ Kg8 {aiming for ...Qa4.} 55. Qe8+ Kh7 56. Qg6+ {Weighted Error Value: White=0.10/Black=0.15} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.26"]
[Round "10.6"]
[White "Martirosyan, Haik M."]
[Black "Andriasian, Zaven"]
[Result "1-0"]
[ECO "D19"]
[WhiteElo "2622"]
[BlackElo "2606"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,129,10,27,25,10,6,26,11,7,18,9,0,46,8,12,0,29,0,16,0,0,0,0,0,0,0,0,4,7,8,8,11,10,18,6,34,47,33,28,6,23,10,20,22,41,24,27,24,19,19,24,23,25,24,22,31,25,18,22,12,24,8,32,20,22,22,52,50,49,52,72,50,222,245,231,229,226,143,173,167,554,531,459,461,29972,29973,29970,29972,29955,29948,29976,29974,29976,29977,29976,29978,29978,29979,29976,29977,29984,29985,29985,29983,29995,29984,29984,29976,29985,29986]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qe2 Nbd7 10. e4 Bg6 11. Bd3 Re8 12. e5 {D19: Slav Defence: 5 a4 Bf5 6 e3: Main line with 9 Qe2.} Bxd3 13. Qxd3 Nd5 14. Nxd5 {White has an edge.} cxd5 15. Qb5 Be7 16. Bd2 {[#]} Rb8 $146 ({Predecessor:} 16... Nb6 17. b3 a6 18. Qd3 Nc8 19. Ne1 Na7 20. f4 f5 21. h3 Nc6 22. g4 Rf8 {1-0 (51) Beliavsky,A (2620)-Tregubov,P (2616) Grosseto Prugna 2014}) 17. Rfc1 (17. Ba5 $5 {[%cal Ra5d8]} Nb6 18. Rfc1 $14) 17... a6 18. Qd3 Nf8 19. a5 Qd7 20. Rc3 b6 21. Rb3 bxa5 22. Rxa5 Rxb3 23. Qxb3 Qc6 24. Qa4 (24. g3 {is more complex.} Rc8 25. Qd3 Ra8 26. Kg2 Qb7 27. b4) 24... Qxa4 25. Rxa4 Rb8 26. Bc3 Rb6 27. Ne1 Nd7 28. Nd3 f6 29. exf6 gxf6 30. g4 Kf7 31. f4 Bd6 32. Kf2 Kg6 33. Kf3 h5 34. f5+ exf5 35. gxh5+ Kxh5 36. Ra5 Bxh2 37. Rxd5 Nf8 38. Rxf5+ Kg6 39. Ra5 Ne6 40. Ke4 Nc7 41. Nc5 Bd6 (41... f5+ {looks sharper.} 42. Kd3 Kg5 43. Ne4+ Kg4 44. Nd2 Bf4) 42. Ra1 Bxc5 43. dxc5 $11 {[%mdl 4096] Endgame KRB-KRN} Rc6 44. Kd4 Kf7 45. Kc4 Ne6 $1 46. Bb4 Ke7 $2 {Black cannot hold the game after this.} (46... Nf4 $14) 47. Rh1 $1 $18 Nc7 48. Ba5 Ke6 49. Rh4 Nb5 50. Re4+ Kd7 $2 {[#]} (50... Kf5 51. Re2 Re6) 51. Kd5 $1 Rc8 52. Rh4 Nc7+ (52... Re8 $18 53. c6+ Kc8) 53. Bxc7 {White mates.} Kxc7 {KR-KR} 54. Rh7+ Kb8 {[#]} 55. c6 $1 Rg8 56. Kc5 Rg4 57. b4 Rg5+ 58. Kd6 Rg8 59. b5 axb5 60. Kc5 Ka8 61. Kb6 Rb8+ 62. Ka6 {[%csl Ga6][%cal Rh7a7]} Rc8 63. Ra7+ Kb8 64. Rb7+ {[%mdl 64] Double Attack} Ka8 65. c7 {[%csl Ga6][%cal Rb7a7] Weighted Error Value: White=0.06/Black=0.31} 1-0

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.1"]
[White "Andriasian, Zaven"]
[Black "Gharibyan, Mamikon"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2606"]
[BlackElo "2423"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,72,27,24,13,31,29,39,0,7,0,4,-18,-24,-47,0,-8,0,13,30,-47,-47,-71,-77,-208,-206,-227,-217,-269,-276,-283,-284,-272,-289,-252,-289,-268,-286,-285,-287,-398,-315,-315,-315,-315,-315,-315,-317,-318,-323,-375,-374,-408,-374,-425,-395,-410,-395,-425,-322,-470,-467,-1004,-1004,-1013,-1014]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Qc7 6. h3 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} e5 7. Be3 Nf6 8. Nc3 {White is slightly better.} Nh5 9. Qd2 {[#]} f6 $146 ({Predecessor:} 9... Be7 10. Ne2 f6 11. Qc3 b6 12. Bh6 g5 13. g4 Nf4 14. Nxf4 gxf4 15. g5 Kf7 {1-0 (32) Sargsyan,A (2405)-Barseghyan,A (2387) Jermuk 2020}) 10. g4 Ng7 11. g5 f5 12. exf5 gxf5 13. Qe2 Ne6 14. Nh4 (14. O-O-O $1 $11) 14... f4 $36 {[%mdl 2048] Black is pushing.} 15. Qh5+ Qf7 16. g6 {White does not recover from this.} Qg7 $19 17. Bd2 {[#]} Nd4 $1 {[%cal Rd4c2]} 18. O-O-O hxg6 19. Qxg6+ Qf7 20. Ne4 {[#]} Be7 ({Worse is} 20... Rxh4 21. Nf6+ Ke7 22. Ng8+ Ke8 23. Nf6+ Ke7 24. Ng8+ Ke8 25. Nf6+ Ke7 $11) 21. Nd6+ Bxd6 22. Qxd6 Rxh4 23. Rde1 Nf3 24. Ba5 {[%csl Ga5][%cal Rd6d8]} Bd7 25. Rxe5+ Nxe5 26. Re1 {[#]} Rh5 27. Rxe5+ Rxe5 28. Qxe5+ Be6 29. Qxc5 Qf5 30. Qc3 Kf7 31. Bc7 Re8 32. b3 Bd5 33. Qb4 Qf6 {( -> ...Qa1+)} 34. d4 (34. Qxf4 $142 Qxf4+ 35. Bxf4) 34... Qe7 {Black is clearly winning.} 35. Qxb7 (35. Qxe7+ $142 Rxe7 36. Be5) 35... Qd7 36. Qxa7 Re7 {Weighted Error Value: White=0.45/Black=0.11} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.2"]
[White "Pashikian, Arman"]
[Black "Martirosyan, Haik M."]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2606"]
[BlackElo "2622"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,108,4,4,15,0,10,0,0,0,0,-31,-18,-50,-43,-66,-76,-53,-19,-28,-21,-12,-18,-44,-35,-55,-69,-140,-77,-77,-77,-77,-77,-77,-77,-73,-73,-73,-77,-88,-88,-81,-67,-71,-72,-118,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb4+ 6. Bd2 Be7 7. Bg2 O-O 8. O-O d5 9. cxd5 exd5 10. Ne5 Bb7 11. Nc3 Re8 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} 12. Qc2 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 13. Rad1 h6 {[#]} 14. Bf4 $146 ({Predecessor:} 14. Nb5 c5 15. Bf4 Nf8 16. dxc5 Bxc5 17. Nd3 Ba6 18. Nc7 Rc8 19. b4 Bd4 20. Qa4 {0-1 (69) Bluebaum,M (2643)-Bosiocic,M (2619) Heraklion 2017}) 14... Nf8 15. Nb5 Ne6 16. Nc6 Qd7 17. Rc1 Nxf4 18. gxf4 a6 {[#] aiming for ...Bxc6.} 19. Nxe7+ Rxe7 20. Nc3 ({Not} 20. Nxc7 $2 Rc8 $19) 20... Rc8 21. Rfd1 c5 22. dxc5 Rxc5 {And now ...Qg4 would win.} 23. Qd3 (23. Qd2 $15) 23... Qc8 (23... Qg4 $142 {Strongly threatening ...Rec7.} 24. Qd4 Rec7) 24. Nxd5 $17 Nxd5 25. Rxc5 bxc5 26. Bxd5 Qg4+ 27. Qg3 Qxe2 {[%mdl 64] [#] Double Attack} 28. Qd3 Qg4+ 29. Kf1 Bxd5 ({Reject} 29... Qxf4 $6 30. Bxb7 Rxb7 31. Qxa6 $11) 30. Qxd5 {[%mdl 4096] Endgame KQR-KQR} Re6 {Hoping for ...Qe2+.} 31. Rd3 Qxf4 32. h3 Rg6 ({Black should play} 32... Qc1+ $17 33. Kg2 Rg6+ 34. Rg3 Rxg3+ 35. Kxg3 Qg1+ 36. Qg2 Qxg2+ 37. Kxg2 Kf8) 33. Qxc5 $11 {The position is equal.} Kh7 (33... Rf6 {feels hotter.} 34. Rd8+ Kh7 35. Qc2+ g6 36. Qb2 Qf3) 34. Qe3 Qh2 35. Qe4 Qg1+ 36. Ke2 Qb1 37. a4 $1 Qc2+ 38. Kf1 Qc1+ (38... Qb1+ {with more complications.} 39. Ke2) 39. Ke2 Qc8 40. Kf1 Kg8 41. Qc4 Qa8 42. Qd5 Qa7 43. Qd4 Qb7 44. Qd5 Qb4 45. Qf5 Qb8 46. Qa5 {Black must now prevent Rd8+.} Qf4 47. Qd2 Qe5 (47... Qf5 {is more complex.} 48. Rd8+ Kh7 49. Qd3 Qe5 50. Rd5 Qa1+) 48. Rd8+ Kh7 49. Rd5 Qa1+ (49... Qc7 {looks sharper.} 50. Qd3 Qc1+ 51. Qd1 Qb2 52. Qd3 Kg8) 50. Qd1 Qc3 51. Qd3 Qc1+ 52. Ke2 Qb2+ 53. Kf1 Qc1+ 54. Ke2 Qb2+ {Weighted Error Value: White=0.06/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.3"]
[White "Ter-Sahakyan, Samvel"]
[Black "Petrosyan, Manuel"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2640"]
[BlackElo "2628"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,37,37,37,30,25,56,33,41,25,25,26,26,26,26,25,25,24,25,20,26,0,0,0,33,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 b5 7. Bc2 d5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} 8. d4 {[#] Threatens to win with exd5.} dxe4 {[%cal Re5d4]} 9. Nxe5 (9. Nbd2 {feels hotter.} exf3 10. Qxf3 Be7 11. Qxc6+ Bd7 12. Qf3) 9... Nxe5 {White is slightly better.} 10. dxe5 {10.dxc5 is more fashionable.} Qxd1 11. Rxd1 Ng4 {[%mdl 64] [#] Double Attack} 12. Bxe4 Nxf2 13. Bc6+ Ke7 14. Rd5 Bb6 15. Bxa8 {aiming for Bg5+.} Nd3+ $1 {[#]} 16. Kh1 $146 ({Predecessor:} 16. Kf1 Nxc1 17. Na3 Be6 18. Rxc1 Rxa8 19. Rd3 Bf5 20. Rdd1 Be3 21. Ra1 h5 22. g3 f6 23. Re1 Bd3+ 24. Kg2 Be4+ 25. Kh3 Bf5+ 26. Kg2 Be4+ 27. Kf1 {½-½ (27) Stevic,H (2587)-Brkic,A (2596) Pozega 2018}) 16... Nf2+ 17. Kg1 {Black must now prevent Rd4.} Nd3+ $1 18. Kh1 Nf2+ 19. Kg1 {Weighted Error Value: White=0.11/Black=0.00} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.4"]
[White "Petrosian, Tigran L."]
[Black "Gabuzyan, Hovhannes"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2601"]
[BlackElo "2557"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,74,22,31,30,14,47,47,61,66,81,80,125,67,79,79,69,60,70,90,84,28,28,30,22,24,32,28,36,-15,-7,-22,0,0,0,0,0,12,31,30,32,26,16,-31,67,0,-8,-20,0,-56,-49,-39,-27,-595,-302,-380,-371,-559,-580]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 Qc7 8. a4 Be7 9. Be2 O-O 10. O-O Nbd7 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 11. Nd2 {11.Nd2 scores better than 11.a5.} b6 12. Nc4 Bb7 {White is slightly better.} 13. f3 Rfd8 14. Bf2 Nc5 {[%cal Bd7c5,Bc5e6,Be6f4][%mdl 32]} 15. Ne3 (15. b4 $16 Ncd7 16. Qd2) 15... Ne6 $14 16. Bc4 Nf4 {[#]} 17. Qd2 $146 ({Predecessor:} 17. b3 Rac8 18. Kh1 d5 19. Ncxd5 N6xd5 20. Bxd5 Qc3 21. Nc4 Bxd5 22. exd5 Nxd5 23. Qe2 {½-½ (38) Firouzja,A (2685)-Sarana,A (2640) Konya 2019}) 17... d5 18. Ncxd5 ({Much weaker is} 18. exd5 Rd7 $11) (18. Nexd5 Qxc4 19. Nxe7+ Kf8 $15) 18... Bxd5 19. exd5 (19. Bxd5 $16 Rac8 20. c4) 19... Bc5 $11 20. Bb3 e4 {Strongly threatening ...exf3.} 21. Kh1 exf3 22. gxf3 Qc8 {Hoping for ...Qh3!} 23. Ng2 (23. Nc4 $14 N4xd5 24. Bxc5 bxc5 25. Rfe1) 23... N4xd5 {With the idea ...Ne3.} 24. Rad1 Qc7 {Threatens to win with ...Ne3!} 25. Bg3 Qe7 {And now ...Ne3 would win.} 26. Qe1 Qb7 27. Be5 Re8 {Black wants to play ...Bd6!} 28. Qg3 Nh5 29. Qg5 Ndf6 30. Bc3 Qc8 (30... Rad8 $15 31. Rxd8 Rxd8) 31. Qh4 (31. Nf4 $14 Nxf4 32. Qxf4 (32. Bxf6 Ng6 $14)) 31... Qf5 {White must now prevent ...g5.} 32. Bd4 Rad8 33. Qf2 ({White should try} 33. Bxc5 $11 Rxd1 34. Rxd1 bxc5 35. Rf1) 33... Rxd4 $15 34. Rxd4 h6 35. Rfd1 $2 {[%mdl 8192]} (35. Bc4 $11 {and White is okay.}) 35... Bxd4 36. Rxd4 {[#]} Ne4 $1 {[%cal Re4f2][%mdl 576] Pin} 37. Qh4 (37. Rxe4 $142 Rxe4 {[%mdl 64] Pin} 38. Ne3) 37... Qxf3 {[%cal Rf3f1] Weighted Error Value: White=0.52/Black=0.24} 0-1

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.5"]
[White "Harutyunian, Tigran K."]
[Black "Hovhannisyan, Robert"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2549"]
[BlackElo "2642"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,48,25,18,22,17,16,25,20,17,17,17,20,27,27,28,22,36,29,31,24,69,16,49,17,26,7,12,11,33,29,21,25,39,33,35,15,12]} 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. e3 Bg4 5. h3 Bh5 6. Nc3 e6 7. g4 Bg6 8. Ne5 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} Nbd7 9. Nxg6 hxg6 10. g5 {White has an edge.} Ne4 11. Nxe4 dxe4 12. h4 Bb4+ 13. Bd2 {[#]} Qe7 $146 ({Predecessor:} 13... Qa5 14. a3 Bxd2+ 15. Qxd2 Qxd2+ 16. Kxd2 f5 17. c5 Rd8 18. Kc3 e5 19. b4 exd4+ 20. exd4 {1-0 (44) So,W (2765)-Navara,D (2738) Saint Louis 2019}) 14. Qg4 Bxd2+ 15. Kxd2 e5 16. Kc2 O-O-O 17. Qxe4 (17. Rd1 $1 $14) 17... f5 $1 $11 {[%cal Rf5e4]} 18. gxf6 Qxf6 19. Rd1 {[%cal Ba1d1,Bd1d2,Bd2g2][%mdl 32]} exd4 20. exd4 Rde8 21. Qg4 Qxf2+ 22. Rd2 Qf5+ 23. Qxf5 gxf5 24. Rg2 Re4 {Weighted Error Value: White=0.11/Black=0.06} 1/2-1/2

[Event "81st ARM-ch 2021"]
[Site "Yerevan"]
[Date "2021.02.28"]
[Round "11.6"]
[White "Babujian, Levon"]
[Black "Sargsyan, Shant"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2455"]
[BlackElo "2596"]
[Annotator "TA"]
[PlyCount "245"]
[EventDate "2021.02.16"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,245,12,24,38,36,32,9,0,2,26,32,0,0,0,0,-20,-18,-14,-7,-39,-29,-85,-88,-84,-76,-70,-77,-79,-78,-160,-163,-173,-68,-58,-54,-64,-51,-78,-67,-52,-15,-13,-13,-13,-12,-13,-13,-12,-16,-16,-16,-16,-16,-19,-20,-20,-3,0,0,0,0,0,6,0,7,4,8,5,6,0,12,12,14,13,17,12,8,0,0,0,39,39,34,35,36,36,44,24,42,41,49,49,64,61,58,58,53,30,64,63,61,58,58,58,58,57,57,56,55,56,53,19,8,8,33,33,27,8,8,0,0,0,0,0,8,0,0,0,0,0,8,8,8,8,8,0,0,0,0,0,58,58,58,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 dxc4 5. e4 Bb4 6. Bg5 h6 7. Bxf6 Qxf6 8. Bxc4 c5 9. e5 {D39: Queen's Gambit Declined: Ragozin Defence with 5 Bg5 dxc4.} Qd8 10. O-O {10.d5 is not played anymore.} cxd4 11. Ne4 O-O 12. Qe2 Be7 13. Ng3 {[#]} b5 $146 ({Predecessor:} 13... Nc6 14. Qe4 g6 15. h4 Kg7 16. h5 g5 17. Nh2 Qc7 18. Bd3 Rh8 19. Ng4 Nb4 {1-0 (34) Ruck,R (2532)-Natsidis,C (2335) Panevezys 2017}) 14. Bxb5 Bb7 15. Rfd1 Qb6 16. Nxd4 Rd8 17. Nb3 Nc6 18. Rac1 (18. Nf1 $11) 18... Nb4 $17 19. a4 {a5 is the strong threat.} a6 20. Bc4 Rxd1+ 21. Rxd1 Qc6 {[%csl Gb7][%cal Rc6g2]} 22. f4 (22. Qf3 $142) 22... Rc8 ({Not} 22... Qxa4 23. f5 $11) 23. Rd4 Bc5 (23... Qxa4 $19 24. Kh1 Bf8) 24. Nxc5 $15 Qxc5 25. Qf2 Nc6 $1 {[%cal Rc6d4]} 26. Rd7 Qxc4 27. Rxb7 Qxa4 (27... Qd5 $5 {[%cal Rc6e5]} 28. Qf3 Qd4+ 29. Qf2 Qd1+ 30. Nf1 Qxa4 $15) 28. h3 Nd4 29. Kh2 $1 Rc2 30. Qe3 {[#]} Qc6 $1 {[%csl Gc2][%cal Rc6g2]} 31. Rb8+ Kh7 {[%csl Gc2][%cal Rc6g2]} 32. Qd3+ Nf5 $1 {[%csl Gc2][%cal Rc6g2]} 33. Ne4 Qc4 34. Qxc4 Rxc4 $11 {[%mdl 4096] Endgame KRN-KRN} 35. Nd6 {[%cal Rd6c4]} Rxf4 36. Nxf7 Ne3 37. Nd8 Rf2 38. Nxe6 Rxg2+ 39. Kh1 g5 40. Nd4 Rd2 {[#]} 41. e6 $1 {Hoping for e7.} Nd5 {[#]} (41... Rxd4 $2 42. e7 $18) 42. Rd8 $1 Nf6 ({Avoid the trap} 42... Rxd4 $2 43. e7 $18) (42... Rd1+ 43. Kg2) 43. Kg1 {Black must now prevent e7.} Kg6 44. e7 Kf7 45. Nc6 Re2 46. Rf8+ Kg7 47. Ra8 (47. Rc8 {with more complications.} Rc2 48. Rf8 Re2) 47... Rxb2 (47... a5 {feels hotter.} 48. Rxa5 Rxb2 49. Rf5 Re2 50. Ne5 Ne8) 48. e8=Q Nxe8 49. Rxe8 $14 {KRN-KR} h5 50. Nd4 {Threatens to win with Re7+.} Rd2 51. Ne2 Rd1+ 52. Kg2 Re1 53. Re3 g4 54. h4 {Strongly threatening Kf2.} Kf6 55. Re4 a5 56. Rf4+ Kg6 57. Ng3 {And now Rf5 would win.} Rb1 58. Rf5 Rb2+ 59. Kf1 Rb1+ 60. Ke2 Rb2+ 61. Kd1 a4 {aiming for ...a3.} 62. Ra5 ({Of course not} 62. Rxh5 a3 $11) 62... Rh2 63. Ra6+ Kf7 64. Nf5 g3 65. Nxg3 Rxh4 66. Ke2 Rh2+ 67. Kf3 h4 68. Ne4 Ra2 69. Kg4 (69. Ra7+ {keeps more tension.} Kg6 70. Kg4 h3 71. Kxh3 Kf5 72. Nc3) 69... a3 70. Kxh4 Ra1 71. Nc3 Ke7 72. Kg4 (72. Ra8 {is interesting.} Kd7 73. Kg3 Kc6 74. Kg2 Kc5 75. Ra4) 72... a2 73. Nxa2 Kd7 74. Kf4 Kc7 75. Ke4 Kb7 76. Ra3 Kb6 77. Kd4 Rd1+ (77... Rh1 $11) 78. Kc4 Rh1 79. Nc3 (79. Rb3+ $14 Kc7 80. Nc3) 79... Rh4+ $11 {The position is equal.} 80. Kd5 Rh5+ 81. Kd4 Rh4+ 82. Ne4 Rh1 83. Rc3 Rd1+ 84. Ke5 Re1 85. Rc2 Rh1 86. Nf6 Kb5 87. Rc3 Kb4 88. Nd5+ (88. Ne4 {is interesting.} Rh8 89. Kf6 Rg8 90. Kf5 Rf8+ 91. Kg4) 88... Kb5 89. Nf4 Rh8 90. Rc7 Kb6 91. Rc1 (91. Kd6 {feels hotter.} Rd8+ 92. Ke7 Rh8 93. Kd6) 91... Kb5 92. Kd4 Rh4 93. Rc5+ Kb4 94. Rc4+ Kb5 95. Kd5 Rh8 (95... Kb6 {seems wilder.} 96. Rc6+ Ka5 97. Nd3 Rh5+ 98. Kc4 Rh8) 96. Rc5+ (96. Rc1 {keeps more tension.} Ka4 97. Ra1+ Kb3 98. Rb1+ Ka3 99. Ra1+) 96... Kb4 97. Kd4 Rh4 98. Rf5 (98. Rc4+ {keeps more tension.}) 98... Rg4 99. Rf8 Kb5 100. Rf6 Rh4 101. Kd5 Rh1 102. Nd3 Rh5+ 103. Ne5 Rh1 104. Nf3 Rh5+ (104... Rh8 {keeps more tension.} 105. Ke6 Rd8 106. Rf5+ Kb4 107. Ke7 Rh8) 105. Kd4 Rh1 106. Kd5 (106. Ng1 {looks sharper.} Rh7 107. Ke5 Rh5+ 108. Kd6 Rh8 109. Kd7) 106... Rh5+ (106... Rh8 {is interesting.} 107. Ke6 Rd8 108. Rf5+ Kb4 109. Ke7 Rh8) 107. Ne5 Rh1 108. Rf3 Rd1+ 109. Nd3 Rd2 110. Ke4 Kc4 111. Ne5+ (111. Rf2 {feels hotter.} Rxd3 112. Rc2+ Rc3 113. Rxc3+ Kxc3 114. Ke3) 111... Kc5 112. Rc3+ Kb4 113. Rc1 (113. Rc6 {with more complications.} Rd8 114. Kf5 Rf8+ 115. Ke4 Ka4 116. Kd4) 113... Kb5 114. Nf3 Re2+ 115. Kd5 {White threatens Nd4+ and mate.} (115. Kd3 {is more complex.} Re8 116. Ra1 Rh8 117. Ke2 Re8+ 118. Kd1) 115... Re8 116. Rb1+ Ka4 117. Ne5 (117. Ne1 {seems wilder.} Rh8 118. Ke6 Rh6+ 119. Kd5 Rh8) 117... Rd8+ (117... Rc8 {keeps more tension.} 118. Ke4 Rc5 119. Rb6 Rc4+ 120. Nxc4) 118. Kc5 (118. Kc4 {feels hotter.} Rc8+ 119. Kd4 Rh8 120. Ke4 Rh5 121. Ng6) 118... Rc8+ 119. Nc6 Ka3 120. Rb6 Rh8 121. Kc4 Rh4+ 122. Nd4 Ka2 123. Rg6 {Weighted Error Value: White=0.06/Black=0.07} 1/2-1/2

