[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.09"]
[Round "1.1"]
[White "Davtyan, Artur"]
[Black "Makarian, Rudik"]
[Result "0-1"]
[ECO "D36"]
[WhiteElo "2454"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,84,15,14,25,10,12,0,0,-14,0,-10,0,-16,47,22,20,16,17,-11,0,-20,0,-97,-25,-16,-16,-22,-14,-22,-20,-10,-19,-29,0,0,0,0,37,45,48,51,50,31,96,-9,0,0,0,-302,-218,-322,-341,-506,-479,-518,-513,-864,-845,-1259,-1224,-1915,-1896,-1495,-1521,-5314,-2283]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 O-O 9. Qc2 Re8 10. Nge2 Nbd7 11. O-O a5 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 12. Rae1 b5 13. f3 {[#]} Ba6 $146 {The position is equal.} ({Predecessor:} 13... b4 14. Na4 Ba6 15. Nc1 c5 16. dxc5 Bxd3 17. Nxd3 Rc8 18. Re2 Rc6 19. Rc1 Qc7 {1-0 (34) Stluka,F (2085)-Vohnout,P (1915) Klatovy 2002}) 14. Kh1 Qb6 15. Bf5 Qb7 16. e4 {[#]} Nxe4 17. Nxe4 (17. Bxe7 $5 {[%cal Rf3e4]} Nxc3 18. Nxc3 $14) 17... dxe4 (17... Bxh4 18. Nd6 Qc7 19. Nxe8 Rxe8 20. g3 $16) 18. Bxe7 (18. Qxe4 $2 Bg5 19. Qg4 Nf6 $19) 18... Rxe7 19. fxe4 b4 {[%cal Oc6c5]} 20. Rf3 Qb6 21. e5 {[#]} (21. Nf4 $11 {keeps the balance.}) 21... Bxe2 (21... Nf8 $1 $17 22. Bd3 Ne6) 22. Rxe2 $11 Nf8 {Inhibits e6.} 23. Qc4 Rd8 24. Rf4 Qb5 25. Qxb5 cxb5 26. g3 Rc7 (26... g6 $5 {[%cal Rg6f5]} 27. Bg4 h5 $17) 27. Rd2 Rc1+ 28. Kg2 g6 29. Bh3 Nh7 ({Not} 29... Ne6 30. Bxe6 fxe6 31. Rf6 $16) 30. Bg4 h5 31. Be2 Rc5 {[#]} (31... Ng5 $14) 32. Rd3 ({Much worse is} 32. dxc5 $6 Rxd2 33. Rf2 Rc2 $11) ({Much weaker is} 32. Bd3 $6 Rcd5 $11) (32. Rd1 $1 $16 Rc2 33. Rf2) 32... Rc2 {[%csl LRb2,LRe2]} 33. Rf2 Rxb2 34. d5 $2 {[%mdl 8192]} (34. Bf3 $11 {and White stays safe.} Rxf2+ 35. Kxf2) 34... Rxa2 $19 35. d6 (35. Rd4 {keeps fighting.}) 35... Ng5 {Threatens to win with ...Ne4.} 36. Re3 {Inhibits Ne4.} (36. Rd4 {might work better.} b3 37. Bxb5) 36... Rb8 {Black is clearly winning.} 37. h4 Ne6 {Strongly threatening ...a4.} 38. Ref3 (38. g4 $142 hxg4 39. Bxg4 Nf4+ 40. Kg3 Rxf2 41. Kxf2) 38... Nd4 39. Rxf7 Rxe2 40. Rc7 Rxf2+ 41. Kxf2 b3 {( -> ...b2)} 42. d7 Rd8 {Weighted Error Value: White=1.00/Black=0.13 (very precise)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.09"]
[Round "1.2"]
[White "Lobanov, Sergei"]
[Black "Barseghyan, Armen Ar."]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2512"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,18,17,8,16,12,29,9,22,15,20,23,16,19,24,27,26,25,27,16,17,8,22,0,7,14,12,12,9,10,10,12,14,0,0,0,39,45,50,20,19,10,40,22,60,68,156,157,159,159,162,159,148,162,154,151,174,166,208,156,240,227,288,275,407,373,336,195,207,202,650,624,535,408,636,636,29967,29968,29966,29969,29967,29966,29986,29987,29990,29991,29991,29986,29986,29987,29987,29988,29988,29989,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. c3 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} Qe7 7. Nbd2 Nd7 8. Nc4 {White has an edge.} Bd6 9. O-O O-O 10. Re1 {[#]} Re8 $146 ({Predecessor:} 10... Nb6 11. Ne3 c5 12. Nf5 Bxf5 13. exf5 f6 14. Nd2 Qf7 15. c4 Nc8 16. Re3 Rd8 {½-½ (62) Nakamura,H (2736)-Lazavik,D (2465) Chess.com INT 2021}) 11. d4 f6 12. b3 b6 13. Nh4 Nf8 14. Qf3 Qf7 15. Bb2 Be6 16. Ne3 a5 17. Nhf5 a4 18. Nxd6 cxd6 19. c4 c5 20. d5 Bd7 21. Bc3 Ng6 22. b4 Ne7 23. Rab1 Reb8 24. Rb2 f5 25. Reb1 {[#] Black must now prevent bxc5.} a3 26. Rb3 {aiming for bxc5.} Ba4 (26... Rf8 {seems wilder.} 27. bxc5 bxc5 28. Rb6 Qf6 29. Rb7 Bc8) 27. Rxa3 {bxc5 is the strong threat.} Rf8 {[#] White leaves nothing to chance now.} (27... Qf8 $14) 28. bxc5 $1 $16 bxc5 {[%cal Oa4d1]} 29. exf5 Nxf5 30. Qxf5 Qxf5 31. Nxf5 Rxf5 32. Rb6 {Inhibits Ra6.} Rf6 33. g3 Rg6 (33... h6 $142 34. f4 Rf7 35. fxe5 dxe5) 34. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} Ra7 (34... Rg4 $16 35. Rxd6 Rxc4) 35. h5 $18 Rf6 36. f4 Rf5 (36... Ra8 $142 37. Rb7 Rf5 38. fxe5 dxe5) 37. fxe5 dxe5 38. Re6 ({Not} 38. g4 Rf4 $18) (38. Rb8+ $142 Rf8 39. Bxe5) 38... Rf3 {[%cal Oa7f7]} 39. Kg2 {And now Rxa4 would win.} ({But not} 39. Rxe5 $6 Rxg3+ 40. Kf2 Rg4 $16) 39... Raf7 $2 (39... Rf6) 40. Rxa4 Rxc3 41. Rxe5 {[%mdl 4096] Endgame KRR-KRR} Rff3 (41... Rb7 $142 42. Ra8+ Kf7 43. Rf5+ Ke7) 42. Ra8+ Kf7 43. Ra7+ {White mates.} Kf8 44. d6 {[%cal Bd5d6,Bd6d7][%mdl 32]} Rxg3+ 45. Kf2 Rcf3+ 46. Ke2 Ra3 47. Rf5+ Kg8 48. Rxa3 Rxa3 49. d7 {[%cal Rd7d8]} Rxa2+ 50. Kd3 {[%cal Rd7d8]} Ra8 51. Rxc5 Kf7 52. Rc8 {Weighted Error Value: White=0.10 (very precise) /Black=0.45} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.09"]
[Round "1.3"]
[White "Danielyan, Vahe"]
[Black "Petrov, Nikita"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2332"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,63,7,19,5,13,14,-43,-49,-56,-49,-54,-32,-51,-8,0,-3,-74,-68,-58,-48,-50,72,72,78,74,73,71,71,68,66,52,55,0,88,21,27,-62,-14,-93,0,-8,-8,-8,-8,-8,-10,-58,-73,-62,8,8,8,8,8,10]} 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O a6 6. Bd3 Nc6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. a3 {Recently 7.e5 got a lot of attention.} b5 {[#]} 8. b4 $146 (8. Be2 $11) ({Predecessor:} 8. Re1 Bb7 9. b3 Nge7 10. Bb2 Ng6 11. Bf1 Be7 12. Ne2 O-O 13. Ng3 Bf6 14. e5 {1-0 (49) Indjic,A (2607)-Grachev,B (2619) Lichess.org INT 2021}) 8... cxb4 $15 {Black is slightly better.} 9. axb4 {[%cal Od3b5]} Bb7 10. Re1 Nxb4 11. Bf1 $1 Ne7 (11... Be7 $15 {feels stronger.}) 12. d4 $11 Ng6 13. g3 (13. Rb1 $11) 13... Rc8 $17 14. Bd2 Be7 15. h4 {[%cal Bh2h4,Bh4h5][%mdl 32]} h6 (15... O-O $15 16. h5 Nh8) 16. h5 $16 Nf8 17. Qb1 $1 {[%cal Oc3b5] Strongly threatening Nxb5!} Nh7 {[#]} 18. Nxb5 $1 axb5 ({Less strong is} 18... Nxc2 19. Ba5 $1 axb5 20. Bxd8 Nxe1 21. Nxe1 $16 (21. Qxe1 Rxd8 22. Bxb5 Nf6 $16)) 19. Bxb4 O-O 20. Ba5 Qe8 21. Ne5 (21. Bxb5 $14 f5 22. Ne5) 21... f5 (21... Ng5 $11) 22. Bxb5 {White is more active.} (22. Qxb5 $16 Bc6 23. Nxc6 Rxc6 24. exf5 Rxf5 25. Qe2) 22... Nf6 $11 23. d5 (23. c4 $11) 23... Bc5 (23... fxe4 $15 24. Ng6 exd5) 24. Bb4 {[#]} (24. Be2 $1 $11 Nxe4 25. Qxb7 Bxf2+ 26. Kf1) 24... fxe4 ({Black should play} 24... Bxf2+ $1 $17 25. Kxf2 Qxh5) 25. Bxc5 Rxc5 26. Ng6 $132 {[%mdl 2048] White is fighting back} Bxd5 {...Ng4 is the strong threat.} 27. Qb4 $1 Rxc2 {And now ...Rf7 would win.} 28. Rec1 (28. Ba4 $11 Rc4 29. Qxf8+ Qxf8 30. Nxf8 Kxf8 31. Rec1) 28... Rxc1+ $15 29. Rxc1 Nxh5 (29... Rf7 $15 30. Qd6 Qa8) 30. Nxf8 $11 {The position is equal.} Qxf8 31. Qxf8+ Kxf8 32. Bxd7 {Weighted Error Value: White=0.25 (precise) /Black=0.27 (precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.09"]
[Round "1.4"]
[White "Hayrapetyan, Hovik"]
[Black "Alavi, Sayed Javad"]
[Result "1-0"]
[ECO "D40"]
[WhiteElo "2499"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,81,12,11,1,0,22,-19,-22,-20,-10,-15,-19,-13,-6,-17,0,0,0,0,0,0,0,0,83,70,72,20,20,10,19,11,60,0,0,0,78,28,110,102,111,96,86,91,87,87,122,135,129,127,212,209,666,258,714,666,2015,2106,29959,29966,29966,29967,6411,6411,29988,1400,29993,29989,29989,29990,29993,29994]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. e3 a6 6. dxc5 Bxc5 7. a3 O-O {D40: Queen's Gambit Declined: Semi-Tarrasch with 5 e3.} 8. b4 Bd6 9. Bb2 (9. cxd5 $142 exd5 10. Be2) 9... dxc4 $11 {The position is equal.} 10. Bxc4 b5 11. Bd3 Bb7 {Prevents Ne4.} 12. O-O Qe7 13. Qb1 {[#]} h6 $146 ({Predecessor:} 13... Bxf3 14. gxf3 Nbd7 15. Ne4 Nxe4 16. Bxe4 Bxh2+ 17. Kxh2 Qh4+ {½-½ (17) Miton,K (2626)-Ftacnik,L (2544) Czech Republic 2013}) 14. Ne4 Nxe4 15. Bxe4 Nc6 16. Qe1 {Bxc6 is the strong threat.} f5 17. Bd3 g5 (17... Rad8 $11 {remains equal.}) 18. Qc3 $16 e5 19. Qb3+ ({White should play} 19. Rad1 $16) 19... Kh7 $11 {White must now prevent ...e4.} 20. e4 f4 21. h3 $1 Bc8 (21... Rad8 $11) 22. Qd5 (22. Rfc1 $1 $14 Be6 23. Qd1) 22... Bb7 {[%cal Oc6d4]} 23. Qb3 Rac8 (23... Bc8 $11) 24. Rac1 (24. Rfd1 $16) 24... Rc7 (24... h5 $1 $11 {keeps the balance.}) 25. Rfd1 $16 {Black is on the road to losing.} Bc8 26. Be2 Be6 {Prevents Qd5.} 27. Qd3 Rd8 {[%cal Od6b4]} 28. Qb1 h5 {[#]} 29. Rxd6 $1 {[%mdl 512]} Rxd6 30. Nxe5 {[%cal Oe5g6] And now Ng6! would win.} Kh6 {[#] Prevents Ng6.} (30... Nd4 $16 31. Bxh5 Kh6) 31. Rc5 $1 $18 Bf7 $2 (31... Nxe5 32. Rxc7 (32. Bxe5 Rxc5 33. Bxd6 Qxd6 $14) 32... Qxc7 33. Bxe5 Bc4) 32. Nf3 $2 (32. Nxf7+ Qxf7 33. Qc1) 32... Rg6 $2 (32... Bg6 33. Qc1 (33. Rxg5 Bxe4 34. Qa2 Bxf3 $19) (33. Nxg5 Rd2 $18) 33... Qxe4 34. Nxg5 Qb1) 33. Qc1 Qxe4 {[#]} 34. Qc3 $1 {[%cal Rc3h8]} Rg8 {To avoid Qh8+} (34... Qe8 35. Nxg5) 35. Bd3 {This bishop pair is nice.} Qe7 36. Rxc6+ Rxc6 37. Qxc6+ Qe6 38. Qc7 (38. Ne5 $142 Rg6 {[#]} 39. Qd6 $3 {[%mdl 512]} Qxd6 40. Nxf7+ Kh7 41. Nxd6 Kh6 42. Nf7+ Kh7 43. Nd6) 38... Rc8 39. Qa7 {White mates.} Rd8 {[#]} 40. Qc5 $1 {[%csl Gf3][%cal Rc5g5]} Qd5 {[#]} (40... Rg8 41. Nxg5) 41. Qe7 $1 {Weighted Error Value: White=0.23 (precise) /Black=0.81} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.09"]
[Round "1.5"]
[White "Sturua, Zurab"]
[Black "Ohanyan, Emin"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2529"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "143"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,143,34,29,42,38,37,42,42,28,40,44,46,44,46,37,45,45,42,36,45,45,52,44,47,45,59,48,56,58,51,51,48,53,54,43,45,33,27,23,22,-13,98,81,93,58,63,58,49,52,41,12,16,7,37,14,20,12,12,12,12,12,22,22,22,22,22,22,22,8,6,0,0,0,79,0,0,0,0,1,170,157,163,137,181,156,311,303,241,173,173,163,145,131,656,576,2359,2131,1549,1360,1117,360,29962,29965,29967,29969,29969,29969,29969,29970,29971,29971,29972,8,8,8,8,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. c4 e6 3. d4 Nf6 4. Nc3 Bb4 5. e3 O-O 6. Bd3 c5 7. O-O Nc6 8. cxd5 exd5 9. dxc5 Bxc5 10. h3 h6 {D37: Queen's Gambit Declined: 5 Bf4.} 11. b3 Qe7 12. Bb2 {[#]} Ba3 $146 {White is slightly better.} ({Predecessor:} 12... Rd8 13. Ne2 Ne4 14. Rc1 Bb6 15. Ned4 Bd7 16. Qe2 Rac8 17. Bb1 a6 18. Rfd1 Bc7 19. Nxc6 Bxc6 {1-0 (29) Khomeriki,N (2319)-Fataliyeva,U (2377) Playchess.com INT 2020}) 13. Qc1 Bxb2 14. Qxb2 Be6 15. Rad1 Rac8 16. Bb1 Rfd8 17. Rfe1 a6 18. Rc1 b5 19. Ne2 Rc7 20. Rc2 Rdc8 21. Rec1 Qd6 22. Nfd4 Nxd4 23. Qxd4 Rxc2 24. Rxc2 Rxc2 25. Bxc2 Qc7 26. Bd3 Nd7 27. Nf4 Qc5 28. Qb2 a5 $1 29. Nh5 {[%csl Gh5][%cal Rb2g7]} f6 (29... d4 $1 $11 30. Qe2 dxe3 31. fxe3 b4) 30. Nf4 $16 Nf8 31. Ne2 {White is more active.} b4 32. Nd4 Bd7 33. h4 Ne6 34. Nf5 Nd8 35. Ng3 Nf7 36. Bf5 Bxf5 37. Nxf5 Nd6 {[#]} 38. Qd4 $1 Qxd4 39. Nxd4 $11 {[%mdl 4096] Endgame KN-KN} Ne4 40. Nc6 Nc3 41. Nxa5 Nxa2 42. Kf1 Nc1 43. Ke1 {With the idea Kd2.} Nd3+ $1 44. Ke2 Nc5 45. Kd1 h5 (45... Kf7 $11 {keeps the balance.}) 46. Kc2 (46. Nc6 $16) 46... Kf7 47. Nc6 Na6 48. Kd3 Nc5+ $2 (48... Ke6 $11) 49. Kd4 $18 Nxb3+ 50. Kxd5 Nc5 (50... Nd2 $16 {was worth a try.} 51. Nxb4 Nb1) 51. Nxb4 ({Avoid the trap} 51. Kxc5 $2 b3 52. Nd8+ Ke7 53. Nc6+ Ke8 $19) 51... Nd7 (51... Na4 $16 52. Kd4 Nb6) 52. Nd3 Nb6+ 53. Kc5 Nd7+ 54. Kc6 Ke7 55. e4 {[%cal Be3e4,Be4e5][%mdl 32] f4 is the strong threat.} g6 $2 {[%mdl 8192]} (55... g5 $16 56. hxg5 fxg5) 56. f4 f5 57. e5 {Threatens to win with Nc5.} Nb8+ 58. Kb7 Nd7 59. Kc7 $2 (59. g3 Nf8 60. Nc5) 59... Ke6 $2 (59... Nf8 $18 60. Nc5 g5 61. hxg5 (61. fxg5 Ng6 $14) 61... h4) 60. Kd8 Nb8 61. Nb4 Nd7 62. Na6 Nxe5 63. Nc5+ Kd5 64. fxe5 Kxe5 {[#] KN-K3P} 65. Nd3+ $2 (65. g3 $1 {mates} f4 66. Nd3+ Kf5 67. Nxf4 g5 68. Ng2 Kf6 69. Ke8 Kg7 70. Ke7 gxh4 71. gxh4) 65... Kf6 $1 $11 {The position is equal.} 66. Nf4 g5 $1 67. Nxh5+ Kg6 68. Nf4+ gxf4 69. Ke7 {Intending Ke6 and mate.} Kh5 70. Kf6 Kxh4 71. Kxf5 Kg3 72. Ke4 {Black escapes into a draw.  Weighted Error Value: White=0.14 (very precise) /Black=0.42} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.10"]
[Round "2.1"]
[White "Makarian, Rudik"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "A28"]
[WhiteElo "2509"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,109,17,0,12,0,0,-1,0,-9,-8,5,0,0,0,0,28,0,60,29,60,47,46,44,50,56,54,23,32,27,22,22,20,21,35,14,35,39,60,13,14,14,16,17,43,22,22,20,37,36,36,39,50,-10,9,13,13,9,15,8,45,45,45,29,50,25,23,21,28,24,24,0,207,222,230,230,206,233,293,291,777,777,839,739,1528,1462,1389,1289,12835,6440,12833,2679,12841,12839,29989,29990,29990,29991,29991,29992]} 1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. e3 Bb4 5. Qc2 Bxc3 6. Qxc3 Qe7 7. a3 {7.d4 deserves study.} O-O {A28: English Opening: Four Knights Variation.} 8. b4 d5 9. cxd5 Nxd5 {The position is equal.} 10. Qb3 Rd8 {With the idea ...e4.} 11. Bb2 {[#]} a6 $146 ({Predecessor:} 11... e4 12. Nd4 Ne5 13. Be2 a5 14. b5 c5 15. bxc6 bxc6 16. f4 c5 17. fxe5 cxd4 18. Bxd4 {0-1 (46) Strauss,D (2345)-Bisguier,A (2445) Lone Pine 1979}) 12. h3 Nb6 13. Qc2 h6 (13... e4 $5 {[%cal Re4f3]} 14. Nd4 Nxd4 15. Bxd4 Nd5 $11) 14. Be2 Bd7 (14... e4 $11 15. Nd4 Rd6) 15. Bd3 (15. Nxe5 $5 Nxe5 16. Qxc7 $14) 15... Nd5 16. O-O Nf6 17. Rac1 Re8 18. Be2 Rac8 19. d4 exd4 20. Nxd4 Nxd4 21. Bxd4 Bb5 (21... Ne4 {seems wilder.} 22. Bf3 Bf5 23. Qb2 Qg5 24. h4 Qg6) 22. Rfd1 Bxe2 23. Qxe2 c6 24. Qb2 Rcd8 25. Kf1 (25. Bxf6 $14 gxf6 26. Qe2) 25... Rd6 $11 26. Bc5 Rxd1+ 27. Rxd1 Qe4 28. Kg1 Nd5 29. f3 Qg6 30. e4 Nf4 31. Kh2 f5 32. Bd6 ({White should play} 32. Be3 $1 $14 Nh5 33. g4 fxg4 34. hxg4) 32... Ne6 (32... Nd5 $5 {[%cal Rg6d6]} 33. e5 f4 $11) 33. exf5 Qxf5 34. Qe5 Qxe5+ 35. Bxe5 {Threatening Rd7.} Rd8 {To avoid Rd7} (35... Nf8 $5 {[%cal Re8e5]} 36. Bc7 Kf7 $11) 36. Rxd8+ Nxd8 $14 {[%mdl 4096] Endgame KB-KN} 37. f4 g6 38. Kg3 {[%cal Of4f5]} Kf7 39. Kf3 Ke6 40. Ke4 {Strongly threatening Kd4.} Nf7 41. g4 g5 $2 (41... Nxe5 $11 42. fxe5 a5) 42. Bg7 Nd6+ 43. Kf3 Nf7 {[#]} 44. Kg3 $1 ({Don't play} 44. f5+ $6 Kd5 $16) 44... gxf4+ 45. Kxf4 Nd6 $2 (45... b6 46. Bd4 Nd6 47. Bxb6 Nc4) 46. Bxh6 $18 Nc4 47. Bg7 Nxa3 48. h4 {[%cal Bh3h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} Kf7 49. Bd4 Kg6 50. h5+ Kh6 51. Bc5 (51. Kf5 $142 Nc4 52. Bc5) 51... Nc2 52. g5+ {[%cal Bg4g5,Bg5g6][%mdl 32]} Kh7 53. g6+ {White mates.} Kg8 54. h6 b6 55. h7+ {Weighted Error Value: White=0.09 (flawless) /Black=0.38} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.10"]
[Round "2.2"]
[White "Alavi, Sayed Javad"]
[Black "Sturua, Zurab"]
[Result "0-1"]
[ECO "E34"]
[WhiteElo "2455"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,90,15,15,20,20,46,35,44,44,35,24,33,37,28,6,20,-12,-11,-16,-11,-29,-25,-69,-66,-185,-183,-172,-185,-185,-185,-185,-185,-185,-185,-185,-185,-502,-437,-518,-518,-518,-510,-510,-495,-510,-510,-503,-500,-466,-404,-605,-605,-964,-922,-940,-899,-925,-910,-1358,-1338,-1300,-1278,-1148,-952,-952,-932,-959,-932,-5806,-5649,-5372,-5467,-4877,-4902,-2750,-2454,-1814,-1772]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. Bd2 Bxc3 8. bxc3 b6 {E34: Nimzo-Indian: Classical: 4...d5.} 9. f3 Qc6 {[#] Prevents Bb5.} 10. a4 $146 {Bb5 is the strong threat.} ({Predecessor:} 10. Qb3 Ba6 11. Bxa6 Nxa6 12. Ne2 O-O 13. e4 Rfc8 14. Kf2 Nb8 15. a4 Nbd7 16. Bf4 {½-½ (75) Vidit,S (2726)-Carlsen,M (2847) chess24.com INT 2021}) 10... O-O {White is slightly better.} 11. Bb5 Qc7 12. Ne2 cxd4 13. exd4 Nc6 14. O-O e5 {[%cal Oc6d4]} 15. Bg5 {[#] Hoping for Bxf6.} Nxd4 $1 16. Nxd4 exd4 17. Bxf6 gxf6 18. Qe4 (18. Rfc1 $11) 18... dxc3 $15 19. Qxa8 {[#] Black continues to play with concentration.} (19. Bd3 $15 f5 20. Qe3 (20. Qxa8 $2 {is the wrong capture.} Be6 $19)) 19... Bb7 $1 $19 {[%cal Bc8b7,Bb7a8,Ba8d5,Bd5b3][%mdl 32]} 20. Qxa7 Ra8 21. Qxa8+ Bxa8 22. Rac1 Qc5+ 23. Kh1 Bd5 $36 {[%mdl 2048] aiming for ...Bb3. Black is really pushing.} 24. Bd3 Kg7 25. Bb5 $2 (25. Bc2) 25... Bb3 26. Rfe1 Qd4 27. Rb1 {[#]} c2 $1 28. Rbc1 (28. Ra1 Bc4) 28... Qd2 29. Bc6 f5 30. Bb5 Kf6 31. Bc6 Kg5 32. Rf1 (32. Rg1 $142) 32... Bc4 {Black is clearly winning.} 33. f4+ Kf6 34. Rfe1 Bd3 35. Kg1 Qxf4 36. Kh1 Qd2 37. Bf3 Be4 38. Rf1 Ke5 39. Rce1 f6 40. h3 Kd4 41. Rd1 cxd1=Q 42. Rxd1 {[#]} Ke3 $1 {[%cal Oe4f3]} 43. Rxd2 Kxd2 44. Bh5 Bc6 45. Kh2 Bxa4 {Weighted Error Value: White=0.74/Black=0.10 (very precise)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.10"]
[Round "2.3"]
[White "Petrov, Nikita"]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "B94"]
[WhiteElo "2558"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,39,5,24,15,97,102,99,89,165,154,216,193,267,188,143,130,128,126,133,147,136,135,592,577,1625,1675,29998,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nbd7 7. Bc4 {7.Qe2 is the recent fashion.} e6 8. Qe2 {B94: Sicilian Najdorf: 6 Bg5 Nbd7.} Qa5 {[#]} (8... h6 $11 {remains equal.} 9. Bd2 b5) 9. f4 $1 $16 Be7 10. O-O-O {[%cal Oc4e6] White is better.} Nb6 (10... h6 $16 11. Bh4 O-O) 11. Bb3 h6 (11... O-O $16 {was called for.}) 12. Bh4 $18 {[#]} Nbd7 $146 (12... Bd7 $142 13. f5 e5) ({Predecessor:} 12... Bd7 13. e5 dxe5 14. fxe5 Nfd5 15. Nxd5 Nxd5 16. Bxe7 Nxe7 17. Rhe1 Rc8 18. Qh5 O-O {0-1 (40) Savinykh,S (2165)-Uraev,I (2247) Kirov 2014}) 13. Kb1 {[%cal Oe4e5]} Nc5 14. e5 dxe5 15. fxe5 ({Don't take} 15. Qxe5 O-O) 15... Nd5 16. Nxd5 Bxh4 {[#]} 17. Qh5 $1 {[%cal Od4f5] Strongly threatening Nf5! White is much more active. Black has bad knights.} Bd8 $2 {[%mdl 8192] [#]} (17... O-O $16) (17... exd5 18. Bxd5) 18. Nf5 $1 {[%mdl 512] Pair of Knights!} O-O {[#]} (18... g6 19. Nd6+) 19. Nf6+ $1 {[%mdl 512]} gxf6 (19... Bxf6 20. exf6) 20. Qg4+ {Weighted Error Value: White=0.07 (flawless) /Black=1.27} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.10"]
[Round "2.4"]
[White "Barseghyan, Armen Ar."]
[Black "Danielyan, Vahe"]
[Result "1/2-1/2"]
[ECO "D42"]
[WhiteElo "2358"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "185"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,185,6,11,32,31,16,0,0,0,21,-6,0,0,35,9,30,-5,26,10,73,58,72,6,6,8,8,9,10,10,11,11,27,14,48,25,60,31,79,59,70,31,49,34,54,65,83,83,83,83,83,83,83,83,92,83,83,83,83,83,83,83,85,83,83,83,83,83,85,83,83,83,83,83,83,83,93,93,204,93,94,93,93,93,93,83,93,76,83,76,93,93,100,76,76,0,100,93,93,83,83,83,93,83,93,76,93,0,101,0,101,42,42,42,42,42,42,49,50,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,0,0,0,10,13,13,13,13,13,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c5 5. e3 Nc6 6. a3 cxd4 7. exd4 Be7 {[%cal Bf8e7,Be7f6,Bf6g7][%mdl 32]} 8. cxd5 Nxd5 9. Bd3 O-O 10. O-O Bf6 11. Be4 {11.Bc2 is more advanced technology.} Nxc3 {D42: Queen's Gambit Declined: Semi-Tarrasch: 5 cxd5 Nxd5 6 e3 Nc6 7 Bd3 .} 12. bxc3 Bd7 13. Qd3 g6 {[#]} 14. c4 $146 ({Predecessor:} 14. Bh6 Re8 15. Rab1 Qc7 16. h4 Red8 17. h5 Be8 18. Ng5 Qe7 19. Qg3 Rac8 20. Rfe1 {1-0 (29) Padevsky,N-Cosulich,R Bari 1972}) 14... Qc7 15. Be3 Bg7 16. Rac1 Rad8 17. Bg5 (17. d5 $5 {[%cal Rd5c6]} f5 18. d6 $1 $14) 17... Rc8 (17... f6 $5 {[%cal Rf6g5]} 18. Bh4 Ne7 $11) 18. d5 Na5 19. d6 Qb8 (19... Qb6 $1 $11 20. c5 Qb3) 20. Bd2 $1 $16 {White is much more active.} f5 {[#]} 21. Bxa5 (21. Bd5 $1 $16 b6 (21... Qxd6 22. Bxa5) 22. Bxa5 bxa5 23. c5 exd5 24. Qxd5+ Kh8 25. Ne5 Bxe5 26. Qxe5+ Kg8 27. c6 (27. Qd5+ Kh8 $16) 27... Bxc6 28. Rxc6 $1 {[%mdl 512]}) 21... fxe4 $11 22. Qxe4 {next Rfd1 is good for White.} Qxd6 23. Rfd1 Bc6 {Threatens to win with ...Qxd1+. A strong pair of Bishops.} 24. Qe3 Qf4 25. Qxe6+ Kh8 26. Bd2 Qc7 27. Bb4 Rce8 28. Qd6 Qc8 (28... Rf7 $14) 29. Qg3 $1 $16 Rf7 30. Rd3 Kg8 {[%cal Oa7a5]} 31. h4 a5 32. Bc3 Bxf3 33. Rxf3 Rxf3 34. Qxf3 Qxc4 {[#]} 35. Bb2 $1 Qe4 {Hoping for ...Qxf3.} (35... Qf7 $2 36. Qxf7+ Kxf7 37. Rc7+ Re7 38. Rxe7+ Kxe7 39. Bxg7 $18) 36. Qb3+ ({But not} 36. Rc7 Qe1+ 37. Kh2 Be5+ 38. Bxe5 Qxe5+ 39. Qg3 b6 $11) 36... Kh8 37. Bxg7+ Kxg7 {[%mdl 4096] Endgame KQR-KQR} 38. Rc7+ Re7 39. Qc3+ Kh6 40. Qd2+ ({Much weaker is} 40. Qxa5 $6 Rxc7 41. Qxc7 Qe1+ 42. Kh2 Qxf2 $11) 40... Kg7 41. Rxe7+ Qxe7 42. Qxa5 {KQ-KQ} h5 43. Qc3+ Kh7 44. g3 Qd7 45. Kg2 Qe7 46. Qf3 Qd7 47. Qe4 {[%cal Og3g4]} Kg7 48. a4 Kh7 {[#]} (48... b6 $16 {was called for.}) 49. Qc4 (49. g4 $1 $18 {[%cal Rg4h5] aiming for gxh5.} Kh6 50. f3) 49... Kg7 50. Qb5 Qe7 51. Qb2+ Kh7 52. Qd4 Qc7 53. Kf3 Qf7+ 54. Ke3 Qe6+ 55. Qe4 Qd7 56. Kf4 Qd6+ {[#]} 57. Kf3 (57. Qe5 $1 $16 {[%cal Re5d6]} Qf8+ 58. Ke3 (58. Kg5 Qh6+ 59. Kf6 Qf8+ 60. Kg5 Qh6+ 61. Kf6 Qf8+ 62. Kg5 $11)) 57... Qd7 (57... Qd1+ $1 $11 {keeps the balance.} 58. Kg2 Qd7) 58. Kg2 {[%cal Og3g4]} Kg7 59. Qb4 Qd5+ 60. Kh2 Qd7 61. Qf4 Kh7 62. Qe4 Kg7 63. Kg2 (63. Qe5+ $16 Kf7 64. Qb5) 63... Kh6 (63... Kh7 $1 $11) 64. Kf3 ({Better is} 64. Kg1 $16) 64... Kg7 (64... Kh7 $1 $11) 65. g4 (65. a5 $16) 65... hxg4+ $14 66. Kg3 Qf7 67. Qxg4 {Strongly threatening h5.} Kh7 68. Qf4 Qb3+ 69. f3 ({White should try} 69. Kh2 $14) 69... Qb1 $11 {The position is equal.} 70. Qf7+ Kh6 71. Qf8+ Kh7 72. Qe7+ Kh6 $1 73. Qg5+ Kh7 74. Qe7+ Kh6 $1 75. Qc5 Qe1+ 76. Kg4 Qe6+ 77. Kf4 Qd7 78. Qb4 Kh7 79. Kg3 Qc7+ 80. Qf4 Qb6 81. Qf7+ Kh6 82. Qf8+ Kh7 83. Qe7+ Kh6 $1 84. Kf4 Qf2 85. Qf6 {[%cal Rf6h8]} Kh7 {Prevents Qh8+.} 86. h5 Qh2+ 87. Ke3 Qg1+ 88. Ke4 {White threatens Qxg6+ and mate.} Qb1+ 89. Ke5 Qb2+ 90. Ke6 Qb6+ 91. Ke7 Qc7+ 92. Kf8 Qc8+ 93. Ke7 {Weighted Error Value: White=0.13 (very precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.10"]
[Round "2.5"]
[White "Davtyan, Artur"]
[Black "Lobanov, Sergei"]
[Result "0-1"]
[ECO "D38"]
[WhiteElo "2454"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,75,37,31,18,0,12,6,28,27,28,0,30,37,27,0,0,-58,-35,-40,-46,-45,-35,-38,-41,-53,-42,-73,-82,-104,-94,-88,-95,-101,-99,-208,-181,-391,-400,-729,-706,-637,-350,-769,-480,-473,-414,-764,-468,-916,-472,-608,-593,-1431,-1394,-29994,-29995,-29995,-29996,-29996]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nd2 Nxg3 {9...Nxc3 is not played anymore.} 10. hxg3 c6 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 11. e3 Nd7 {[%cal Bb8d7,Bd7f6,Bf6g4][%mdl 32]} 12. Bd3 Nf6 {The position is equal.} 13. Qc2 Kf8 {[#]} 14. Nf3 $146 {[%cal Of3g5]} ({Predecessor:} 14. a3 Ba5 15. Nb3 Bc7 16. O-O-O Kg7 17. Kb1 Re8 18. Rc1 a5 19. Ka1 Bd6 20. Bf5 {1-0 (41) Melkumyan,H (2660)-Naiditsch,A (2721) Batumi 2018}) 14... Ng4 15. a3 Ba5 16. Kf1 Kg7 17. e4 (17. b4 $11 Bc7 18. Kg1) 17... Bxc3 18. bxc3 dxe4 19. Bxe4 Qf6 20. Kg1 Re8 21. Re1 Re7 22. Re2 Bd7 {Black continues to play with concentration.} 23. Nd2 Rae8 {[%cal Oc6c5] ...c5! is the strong threat.} 24. f3 {[#]} Bf5 {[%cal Of6g6]} 25. Qb1 Bxe4 {Black is more active.} 26. fxe4 (26. Rxe4 $17 {was called for.} Rxe4 27. Nxe4) 26... Qg6 $19 {[%cal Oc6c5]} 27. Qe1 $2 (27. Qd3 {keeps fighting.}) 27... c5 28. e5 (28. Qb1 $142 Qa6 29. Re1) 28... cxd4 29. cxd4 Qb6 {[%csl LRd4,LRe5] aiming for ...Rxe5.} 30. Kf1 $2 (30. Nf3 Nxe5 31. Nxe5 Rxe5 32. Rxe5 Qxd4+ 33. Qf2 Qxf2+ 34. Kxf2 Rxe5 35. Rb1) 30... Qxd4 {[%cal Re7e5]} 31. Nf3 Qc4 32. Qd2 (32. Qb4 $142 Rc7 33. Qxc4 Rxc4 34. Re1) 32... Nxe5 33. Nd4 (33. Qd4 $142) 33... Kg8 {Hoping for ...Ng4.} 34. Nf5 {[#]} Re6 {[%cal Be7e6,Be6f6,Bf6f5][%mdl 32]} ({Don't do} 34... Ng4 35. Nxh6+ (35. Nxe7+ Rxe7 36. Qd8+ Kg7 $11) 35... Kf8 {[#]} 36. Nf5 $1 $18 {[%mdl 512]}) 35. Qb2 Rf6 {( -> ...Ng4)} 36. Qb1 Ng4 37. Qc2 {[#]} Rxf5+ $1 38. Ke1 {Weighted Error Value: White=1.38/Black=0.44} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.12"]
[Round "3.1"]
[White "Lobanov, Sergei"]
[Black "Makarian, Rudik"]
[Result "1/2-1/2"]
[ECO "B92"]
[WhiteElo "2512"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,60,6,10,0,21,0,2,0,13,-11,-4,-24,-11,-40,-10,-48,-54,-52,-35,-63,0,-29,-6,0,0,-8,-19,-20,-20,-24,-18,-25,-25,-30,-20,-23,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e5 7. Nb3 Be7 8. O-O O-O 9. Qd3 Be6 10. Bd2 {B92: Sicilian Najdorf: 6 Be2.} a5 11. a4 Na6 {[#] ...Nb4 is the strong threat.} 12. Nd5 {[#] Inhibits Nb4.} b6 $146 ({Predecessor:} 12... Bxd5 13. exd5 b6 14. Rfd1 Nc7 15. Bf3 Nd7 16. Bg4 Nf6 17. Bf3 Nd7 18. Bg4 Nf6 19. Bf3 {½-½ (19) Nepomniachtchi,I (2749)-Grischuk,A (2742) Sharjah 2017}) 13. Nxf6+ Bxf6 14. Rfd1 Qc7 15. Bc3 Rfd8 16. Qe3 Nb4 17. Bxb4 axb4 18. Bd3 Qc6 19. Nd2 h6 20. Qe2 Bg5 (20... Rxa4 $2 21. Bb5 Bc4 22. Bxc4 $18 (22. Rxa4 $2 {is the wrong capture.} Bxb5 23. c4 bxc3 $19)) 21. Bc4 Bxd2 (21... Rxa4 $2 22. Bb5 Bc4 23. Qxc4 $18) 22. Bxe6 fxe6 23. Rxd2 Rxa4 24. Rxa4 Qxa4 $11 {[%mdl 4096] Endgame KQR-KQR} 25. h4 Qa1+ 26. Kh2 $1 Qc1 27. Qe3 {[%cal Od2d6] [#] Threatens to win with Rxd6! The position is equal.} Kh7 28. b3 Rd7 29. h5 Rd8 30. Qe2 Rd7 {Weighted Error Value: White=0.07 (flawless) /Black=0.11 (very precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.12"]
[Round "3.2"]
[White "Danielyan, Vahe"]
[Black "Davtyan, Artur"]
[Result "0-1"]
[ECO "C79"]
[WhiteElo "2332"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,110,38,0,26,19,14,12,16,12,24,0,22,0,13,9,2,5,8,7,4,2,10,9,17,3,11,15,12,3,10,9,23,-10,2,0,43,42,37,37,43,-42,-36,-36,-33,-37,-33,-117,-115,-120,-68,-64,0,0,0,-35,0,0,0,0,0,-517,-526,-478,-430,-430,-426,-387,-351,-404,-445,-461,-461,-457,-407,-643,-642,-813,-739,-29954,-11771,-29957,-29959,-29960,-29941,-29976,-29977,-29975,-924,-29978,-29979,-29979,-29980,-29982,-29982,-29982,-29983,-29986,-29987,-29989,-29990,-29990,-29991]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Nc3 Bd7 {C79: Ruy Lopez: Steinitz-type lines with 3...a6 4 Ba4 Nf6 5 0-0 d6.} (6... b5 $5 {[%cal Rb5a4]} 7. Bb3 Be7 $11) 7. a3 Be7 8. d3 O-O {The position is equal.} 9. h3 Be6 10. Ng5 {[#]} Bc8 $146 ({Predecessor:} 10... d5 11. exd5 Nxd5 12. Nxe6 fxe6 13. Qg4 Rf6 14. Nxd5 exd5 15. Bxc6 bxc6 16. Bg5 Rg6 17. Bxe7 Qxe7 {0-1 (31) Le,H-Hoang Ng Quang,N Dong Thap 2000}) 11. Bb3 (11. Bxc6 $5 bxc6 12. f4 $11) 11... Nd4 12. Ba2 h6 13. Nf3 Nxf3+ 14. Qxf3 Be6 15. Ne2 Qd7 16. Ng3 Rad8 17. b4 c6 18. Bb2 Nh7 19. c4 Rfe8 20. Rad1 b5 21. Qe2 Bh4 22. Nh5 Nf6 (22... g6 $11 {should be considered.} 23. Ng3 Qc7) 23. f4 $14 Qe7 24. f5 Bc8 25. c5 (25. Bc1 $14) 25... dxc5 $15 26. g3 Nxh5 27. Qxh5 Bf6 (27... Bxg3 $2 28. f6 Qa7 29. Bd4 $1 $18) 28. g4 (28. h4 $15) 28... c4 $17 29. dxc4 Rxd1 (29... c5 $1 $17 {...Bb7 is the strong threat.} 30. h4 cxb4) 30. Rxd1 $15 Rd8 (30... c5 $15 31. h4 Rf8) 31. Rxd8+ $11 Qxd8 32. g5 {[#]} Qd2 $1 33. cxb5 Qe1+ 34. Kg2 Qxe4+ 35. Qf3 $2 {[%mdl 8192] White is on the road to losing.} (35. Kg1 $11 Qe1+ 36. Kh2 (36. Kg2 Qd2+ 37. Kh1 Qe1+ 38. Kh2 Qf2+ 39. Kh1 Qe1+ 40. Kh2 Qf2+ 41. Kh1 Qe1+ $11) 36... Qf2+ 37. Kh1 Qe1+ 38. Kh2 (38. Kg2 Qd2+ 39. Kh1 Qe1+ 40. Kh2 Qf2+ 41. Kh1 Qe1+ $11) 38... Qf2+ 39. Kh1 Qe1+ 40. Kh2 (40. Kg2 Qd2+ 41. Kh1 Qe1+ $11)) 35... Qxf3+ $19 36. Kxf3 e4+ $1 37. Kxe4 Bxb2 38. bxc6 hxg5 {[%mdl 4096] Endgame} 39. a4 Bc3 $1 40. b5 axb5 41. axb5 Ba5 {aiming for ...Kf8.} 42. Ke5 (42. Bb1 $142 Kf8 43. Kd5) 42... Kf8 43. Kd6 Bxf5 44. c7 Bxh3 {( -> ...Bc8)} 45. Kc6 Ke7 46. b6 Bd7+ 47. Kb7 g4 48. Bd5 g3 (48... Kd6 $142 49. Bg2 f5 50. c8=Q Bxc8+ 51. Kxc8 Bxb6 52. Bf1 f4 53. Be2 f3 54. Bd1 Ke5 55. Kb7 {[#]} Kf4 $1 56. Bc2 g3 $1 57. Bd3 g2 $1 58. Kxb6 g1=Q+ 59. Ka5 Qc5+ 60. Bb5 f2 61. Ka4 Ke3 62. Ba6 Qa7 63. Kb3 Qxa6 64. Kc2 Qc4+ 65. Kb2 f1=Q 66. Ka3 Qfc1#) 49. Ka6 {[#]} Bxb6 $1 {Black mates.} 50. Kxb6 {KB-KB} Kd6 51. Bc6 Bc8 52. Bb7 {[#]} g5 $1 53. Bxc8 (53. Be4 f5) 53... g2 54. Bf5 g1=Q+ 55. Kb7 Qg2+ {Weighted Error Value: White=0.84/Black=0.21 (precise)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.12"]
[Round "3.3"]
[White "Hayrapetyan, Hovik"]
[Black "Barseghyan, Armen Ar."]
[Result "1/2-1/2"]
[ECO "D41"]
[WhiteElo "2499"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,83,0,16,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,16,20,25,16,30,30,30,32,45,59,59,62,58,53,64,53,143,104,129,58,133,0,127,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 Nd7 12. O-O b6 13. Rad1 Bb7 14. Rfe1 Rc8 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} 15. Bb3 Re8 16. h4 h6 17. Qf4 Qc7 18. Qxc7 Rxc7 19. d5 exd5 20. exd5 Rcc8 21. Rxe8+ Rxe8 22. Ba4 Rd8 23. Bc6 Nc5 {[#] Threatens to win with ...Bxc6.} 24. Nd4 Bxc6 25. Nxc6 $11 {[%mdl 4096] Endgame KRN-KRN} Rd7 26. f3 {[#]} Kf8 $146 ({Predecessor:} 26... f6 27. Kf2 Kf7 28. Ke3 b5 29. Rd2 h5 30. Kd4 Ne6+ 31. Ke4 Nc5+ 32. Kd4 Ne6+ 33. Ke4 Nc5+ {½-½ (33) Ushenina,A (2439)-Shuvalova,P (2434) Budva 2019}) 27. Kf2 Na4 28. Rd3 {Prevents Nc3.} b5 29. Ke3 Nb6 $1 30. Ke4 f6 31. h5 Kf7 32. g4 {White is more active.} Ke8 ({Better is} 32... g5 $14) 33. f4 $16 Kf8 34. Nb8 (34. Nd4 $16) 34... Rd8 (34... Rd6 $1 $14) 35. Nc6 {[%csl LRa7,LRd8]} Rd7 {[#]} 36. g5 (36. Nd4 $1 $16) 36... hxg5 $11 {The position is equal.} 37. fxg5 fxg5 38. Nd4 Nxd5 {aiming for ...Nf6+.} 39. Ne6+ Ke7 40. Rxd5 Kxe6 41. Rxb5 Rd2 42. Rxg5 {Weighted Error Value: White=0.14 (very precise) /Black=0.08 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.12"]
[Round "3.4"]
[White "Sturua, Zurab"]
[Black "Petrov, Nikita"]
[Result "1/2-1/2"]
[ECO "E08"]
[WhiteElo "2529"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,32,13,17,-36,-41,-80,-65,-75,-11,-11,-10,-2,-8,-5,-2,-8,-4]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Bf4 a5 10. Nc3 {E08: Closed Catalan: Main Line: 7 Qc2.} (10. Rd1 $11) 10... dxc4 $15 11. Nd2 {[#]} Nb6 $1 {[#]} 12. e4 $146 {[%cal Be2e4,Be4e5][%mdl 32] Black is slightly better.} ({Predecessor:} 12. Rfd1 Nfd5 13. Nce4 g5 14. Be3 f5 15. Nc5 f4 16. Be4 Rf7 17. Nf3 fxe3 18. Ne5 exf2+ {1-0 (35) Krupenski,J (2390)-Smirnov,A (2405) Viljandi 2018}) 12... c5 (12... Qxd4 $17 13. Rad1 Nfd7) 13. dxc5 $11 {The position is equal.} Bxc5 14. Rad1 {[%cal Od2c4]} Bd7 15. e5 {[%csl LRb7,LRf6]} Nfd5 16. Nxc4 Nxf4 {Weighted Error Value: White=0.15 (very precise) /Black=0.16 (very precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.12"]
[Round "3.5"]
[White "Ohanyan, Emin"]
[Black "Alavi, Sayed Javad"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2373"]
[BlackElo "2455"]
[Annotator "ChessBase"]
[PlyCount "195"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:42]} Nf6 {[%emt 0:03:07]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:04]} 3. Nf3 {[%emt 0:00:05]} d5 {[%emt 0:01:11]} 4. Nc3 {[%emt 0:00:09]} a6 {[%emt 0:05:25]} 5. cxd5 {[%emt 0:00:50]} exd5 {[%emt 0:00:05]} 6. Bg5 {[%emt 0:00:21]} Be7 {[%emt 0:02:33]} 7. e3 {[%emt 0:04:10]} O-O {[%emt 0:06:30]} 8. Bd3 {[%emt 0:02:50]} Be6 {[%emt 0:00:51]} 9. Ne5 {[%emt 0:14:37]} Nfd7 {[%emt 0:53:58]} 10. Qh5 {[%emt 0:13:09]} f5 {[%emt 0:01:14]} 11. Bxe7 {[%emt 0:09:12]} Qxe7 {[%emt 0:00:02]} 12. Nxd7 {[%emt 0:02:59]} Nxd7 {[%emt 0:00:14]} 13. O-O {[%emt 0:01:07]} Rae8 {[%emt 0:01:57]} 14. a3 {[%emt 0:07:23]} Nf6 {[%emt 0:02:37]} 15. Qh4 {[%emt 0:08:03]} c6 {[%emt 0:02:34]} 16. b4 {[%emt 0:01:31]} Bc8 {[%emt 0:02:16]} 17. Rab1 {[%emt 0:03:40]} Qe6 {[%emt 0:03:26]} 18. a4 {[%emt 0:07:40]} Ne4 {[%emt 0:00:05]} 19. Bxe4 {[%emt 0:01:11]} fxe4 {[%emt 0:00:20]} 20. Ne2 {[%emt 0:00:21]} b5 {[%emt 0:02:26]} 21. axb5 {[%emt 0:01:36]} axb5 {[%emt 0:00:01]} 22. Ra1 {[%emt 0:01:44]} Rf7 {[%emt 0:03:16]} 23. Qg3 {[%emt 0:06:56]} Qe7 {[%emt 0:00:02]} 24. Rfb1 {[%emt 0:03:28]} Ref8 {[%emt 0:02:48]} 25. Nf4 {[%emt 0:03:02]} Bd7 {[%emt 0:02:35]} 26. h4 {[%emt 0:01:24]} Qd6 {[%emt 0:00:20]} 27. Ra7 {[%emt 0:01:22]} Qb8 {[%emt 0:00:41]} 28. Rba1 {[%emt 0:00:54]} Qd6 {[%emt 0:00:02]} 29. Rb1 {[%emt 0:02:25]} Qb8 {[%emt 0:00:01]} 30. Ra6 {[%emt 0:01:12]} Qd6 {[%emt 0:00:23]} 31. h5 {[%emt 0:00:49]} Bc8 {[%emt 0:01:06]} 32. Ra8 {[%emt 0:00:24]} Bd7 {[%emt 0:00:35]} 33. Ra7 {[%emt 0:00:45]} Qb8 {[%emt 0:00:46]} 34. Rba1 {[%emt 0:00:21]} Qd6 {[%emt 0:00:07]} 35. Rb1 {[%emt 0:00:44]} Qb8 {[%emt 0:00:47]} 36. Ra6 {[%emt 0:00:46]} Qd6 {[%emt 0:00:08]} 37. Qh4 {[%emt 0:00:30]} Bc8 {[%emt 0:02:12]} 38. Ra8 {[%emt 0:00:04]} Bf5 {[%emt 0:00:28]} 39. Ra6 {[%emt 0:01:25]} Bc8 {[%emt 0:00:27]} 40. Ra8 {[%emt 0:00:00]} Bf5 {[%emt 0:00:00]} 41. Rba1 {[%emt 0:24:13]} Rxa8 {[%emt 0:25:05]} 42. Rxa8+ {[%emt 0:00:05]} Rf8 {[%emt 0:00:04]} 43. Ra7 {[%emt 0:03:09]} Rf7 {[%emt 0:00:33]} 44. Ra6 {[%emt 0:01:25]} Bc8 {[%emt 0:04:21]} 45. Ra8 {[%emt 0:00:22]} Rf8 {[%emt 0:00:01]} 46. h6 {[%emt 0:02:02]} Qxh6 {[%emt 0:00:49]} 47. Qxh6 {[%emt 0:01:30]} gxh6 {[%emt 0:00:01]} 48. Kh2 {[%emt 0:00:24]} Bd7 {[%emt 0:01:39]} 49. Ra7 {[%emt 0:00:28]} Bf5 {[%emt 0:01:17]} 50. Kg3 {[%emt 0:00:32]} Rf6 {[%emt 0:00:47]} 51. Kh4 {[%emt 0:01:21]} Bg6 {[%emt 0:00:15]} 52. Rc7 {[%emt 0:00:21]} Kf8 {[%emt 0:00:31]} 53. g4 {[%emt 0:00:39]} Kg8 {[%emt 0:00:45]} 54. Rc8+ {[%emt 0:00:30]} Kf7 {[%emt 0:00:55]} 55. Rc7+ {[%emt 0:00:28]} Kg8 {[%emt 0:00:15]} 56. Ra7 {[%emt 0:00:30]} Kf8 {[%emt 0:01:36]} 57. Kg3 {[%emt 0:00:32]} Kg8 {[%emt 0:00:12]} 58. Kh3 {[%emt 0:00:17]} Bf7 {[%emt 0:00:41]} 59. Ra6 {[%emt 0:00:39]} Kg7 {[%emt 0:00:13]} 60. Kh4 {[%emt 0:00:13]} Bg6 {[%emt 0:00:21]} 61. Ra8 {[%emt 0:00:09]} Rd6 {[%emt 0:01:37]} 62. Rc8 {[%emt 0:00:39]} Rf6 {[%emt 0:00:26]} 63. Kg3 {[%emt 0:00:50]} Kf7 {[%emt 0:00:34]} 64. Rc7+ {[%emt 0:00:10]} Kf8 {[%emt 0:00:22]} 65. Kg2 {[%emt 0:01:04]} Bf7 {[%emt 0:00:40]} 66. Kh3 {[%emt 0:00:29]} Bg6 {[%emt 0:00:16]} 67. Kh4 {[%emt 0:00:05]} Rd6 {[%emt 0:00:26]} 68. g5 {[%emt 0:00:02]} hxg5+ {[%emt 0:00:35]} 69. Kxg5 {[%emt 0:00:06]} Bf7 {[%emt 0:01:15]} 70. Kf5 {[%emt 0:00:57]} Rh6 {[%emt 0:00:05]} 71. Rd7 {[%emt 0:01:20]} Be8 {[%emt 0:01:09]} 72. Rc7 {[%emt 0:00:30]} Bf7 {[%emt 0:00:03]} 73. Ke5 {[%emt 0:00:08]} Ke8 {[%emt 0:00:33]} 74. Ra7 {[%emt 0:00:32]} Kf8 {[%emt 0:00:11]} 75. Rd7 {[%emt 0:00:12]} Be8 {[%emt 0:00:47]} 76. Ra7 {[%emt 0:00:46]} Bf7 {[%emt 0:00:07]} 77. Kf5 {[%emt 0:00:41]} Rd6 {[%emt 0:01:13]} 78. Kg5 {[%emt 0:00:13]} Kg8 {[%emt 0:00:15]} 79. Ra1 {[%emt 0:00:07]} Kg7 {[%emt 0:00:21]} 80. Rh1 {[%emt 0:00:35]} Bg6 {[%emt 0:00:50]} 81. Rh6 {[%emt 0:00:51]} Kf7 {[%emt 0:00:14]} 82. Rh1 {[%emt 0:00:55]} Rf6 {[%emt 0:00:46]} 83. Ra1 {[%emt 0:00:21]} Rd6 {[%emt 0:00:37]} 84. Ra7+ {[%emt 0:00:16]} Kf8 {[%emt 0:00:03]} 85. Ng2 {[%emt 0:00:50]} Re6 {[%emt 0:00:47]} 86. Rc7 {[%emt 0:00:17]} Rd6 {[%emt 0:00:22]} 87. Nh4 {[%emt 0:00:31]} Re6 {[%emt 0:00:01]} 88. Ra7 {[%emt 0:00:21]} Rd6 {[%emt 0:00:28]} 89. Rb7 {[%emt 0:00:10]} Re6 {[%emt 0:00:10]} 90. Rc7 {[%emt 0:00:01]} Rd6 {[%emt 0:00:21]} 91. f4 {[%emt 0:00:47]} exf3 {[%emt 0:00:21]} 92. Nxf3 {[%emt 0:00:03]} h6+ {[%emt 0:00:29]} 93. Kg4 {[%emt 0:00:31]} Rf6 {[%emt 0:00:52]} 94. Ne5 {[%emt 0:00:08]} Be8 {[%emt 0:00:02]} 95. Rh7 {[%emt 0:00:54]} Kg8 {[%emt 0:00:17]} 96. Re7 {[%emt 0:00:06]} Kf8 {[%emt 0:00:10]} 97. Rh7 {[%emt 0:00:08]} Kg8 {[%emt 0:00:05]} 98. Re7 {[%emt 0:00:03]} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "4.1"]
[White "Makarian, Rudik"]
[Black "Alavi, Sayed Javad"]
[Result "0-1"]
[ECO "E07"]
[WhiteElo "2509"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,80,0,0,0,0,0,0,0,0,0,0,0,0,0,-12,-12,-13,-15,-39,-30,-12,0,-83,-45,-49,-37,-138,-132,-131,-135,-289,-268,-267,-267,-267,-270,-283,-287,-604,-595,-719,-694,-802,-781,-791,-775,-777,-702,-961,-955,-817,-691,-775,-736,-29979,-891,-29980,-756,-1388,-1268,-2151,-2104,-2087,-1999]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Bf4 Nbd7 $1 {The main line 8...Nbd7 scores better than 8...b6.} 9. Nc3 dxc4 {9...Nh5 is vanishing.} 10. e4 Bb4 {E07: Closed Catalan: Main Line (5 Nf3 0-0 6 0-0 Nbd7).} 11. Qc2 b5 {[#]} 12. Ng5 $146 ({Predecessor:} 12. a4 Bb7 13. e5 Nd5 14. Ng5 g6 15. axb5 Bxc3 16. Bxd5 cxd5 17. bxc3 Qb6 18. Nf3 Qxb5 19. Bh6 {½-½ (51) Mahjoob,M (2498)-Negi,P (2592) Subic Bay 2009}) 12... h6 {The position is equal.} 13. e5 $1 hxg5 14. Bxg5 {[%mdl 64] Pin} Bb7 {[%cal Oa7a6]} 15. exf6 Nxf6 16. Ne4 (16. Nxb5 $5 cxb5 17. Bxb7 $11) 16... Be7 17. Nc5 Qc7 18. a4 a6 19. Rfe1 Rfd8 20. Bh3 (20. Bf4 $11 {keeps the balance.} Qc8 21. Red1) 20... Bxc5 ({Much weaker is} 20... Rxd4 $6 21. Nxe6 fxe6 22. Bxf6 Bxf6 23. Bxe6+ Kf8 24. Qh7 $11) (20... Bc8 {seems wilder.} 21. Rad1 Rd5 22. Bf4 Qd8 23. Be5 Bxc5 24. dxc5 Ne4) 21. dxc5 Qe7 22. Bg2 {Inhibits Rd5.} ({White should try} 22. Qe4 $15) 22... Qxc5 $17 23. Bxf6 gxf6 24. Rxe6 $2 {White does not recover from this.} (24. Qc3 $17) 24... fxe6 $19 25. Qg6+ Kf8 {[%cal Bg8f8,Bf8e8,Be8d7][%mdl 32]} 26. Qxf6+ {[#]} Ke8 $1 27. Qxe6+ Qe7 28. Qg4 (28. Bxc6+ Bxc6 29. Qxc6+ Kf7 30. axb5) 28... Rd6 29. axb5 axb5 30. Qg8+ Qf8 31. Re1+ Kd7 32. Qh7+ Kc8 33. Re7 Ra1+ 34. Bf1 {[#]} Qd8 $1 35. Rxb7 (35. Qe4 Qa5) 35... Rdd1 36. Rg7 Rxf1+ 37. Kg2 {[#]} Rfe1 ({Weaker is} 37... Kb8 38. Rg8 Rg1+ 39. Kf3 $16) (37... Rxf2+ $142 $3 {[%mdl 512]} 38. Kh3 Rh1 39. Kg4 Rhxh2 40. Qg8 Qxg8 41. Rxg8+ Kc7 42. Rg5 Rxb2 43. Rf5 c3 44. Re5 c2 45. Re7+ Kb6 46. Re1 Rb4+ 47. Kf5 Rb1 48. Re8 c1=Q 49. g4 Qh6 50. Rb8+ Kc5 51. Rxb5+ Rxb5 52. g5 Kd4+ 53. Kg4 Qxg5+ 54. Kf3 Rf5#) 38. Qg6 {Black is clearly winning.} Qd5+ 39. f3 Re2+ 40. Kh3 Qe6+ {Weighted Error Value: White=0.59/Black=0.04 (flawless)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "4.2"]
[White "Petrov, Nikita"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2558"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "195"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,195,-14,-15,0,-4,0,0,0,-8,0,0,7,0,6,12,14,0,66,73,79,62,82,81,118,125,108,107,105,106,112,101,98,108,115,105,107,77,77,77,114,60,60,60,63,63,84,72,138,26,26,19,50,50,50,50,50,50,50,0,0,0,0,35,50,0,50,0,50,0,0,0,0,35,51,51,66,58,49,58,1007,164,66,409,485,66,258,304,66,66,66,227,66,66,66,66,85,73,80,0,76,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3891,0,6003,0,2139,8262,12824,12823,12825,12824,12825,12189,1502,0,12822,162,162,162,162,162,162,0,162,162,164,162,162,162,162,162,162,162,12833,12834,12830,12835,12845,12835,12835,12835,12836,12836,12837,12837,12837,12837,12839,12839,12840,12840,12841,12840,12839,12841,12840,12842,12842,12843,12843,12843,12842,12842,12842,12842]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 e6 5. Nbd2 Bd6 6. Ne5 Nc6 7. c3 Qc7 8. Ndf3 Nd7 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} 9. Nxd7 Bxd7 10. Bg3 b6 {The position is equal.} 11. Bd3 h6 12. O-O O-O 13. Rc1 {[#]} Bxg3 $146 ({Predecessor:} 13... c4 14. Bb1 f5 15. Nd2 Be8 16. Bxd6 Qxd6 17. f3 b5 18. e4 Rb8 19. b4 a5 {0-1 (45) Barlocco,C (2270)-Vaisser,A (2555) Mendrisio 1989}) 14. hxg3 Qd6 15. Re1 e5 ({Black should play} 15... Rad8 $11) 16. dxc5 $1 $14 {White is more active.} bxc5 {[#]} 17. Be4 $1 Be6 18. c4 $1 {[%cal Rc4d5]} Rfd8 19. cxd5 Bxd5 20. Qxd5 Qxd5 21. Bxd5 Rxd5 22. e4 Rd6 23. Rxc5 f6 24. Rec1 Nd4 25. Nxd4 Rxd4 $16 {[%mdl 4096] Endgame KRR-KRR} 26. f3 Rad8 27. Rc7 (27. b3 $16) 27... Rd1+ $14 28. Rxd1 Rxd1+ {KR-KR} 29. Kh2 Rd2 30. Rxa7 Rxb2 31. g4 ({Better is} 31. a4 $16) 31... Kh7 $11 32. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Ra2 33. a5 Kg6 34. a6 h5 35. gxh5+ Kxh5 36. Ra8 (36. Rxg7 $14 Rxa6 37. Rg8) 36... Kg5 37. Kg3 Kg6 38. Kh3 Kg5 39. Kg3 (39. Ra7 $5 {[%cal Ra7g7]} g6 40. Kg3 $16) 39... Kg6 $1 40. Kh3 Kg5 $1 41. g3 (41. Ra7 $1 $14 Kf4 42. Rxg7) 41... Ra3 42. Kg2 Ra2+ 43. Kf1 Ra3 44. Ke2 Kg6 45. a7 Ra2+ 46. Kd3 {Threatens to win with f4.} Kh7 $2 {[%mdl 8192]} (46... Kg5 $14 47. Kc4 Kg6) 47. Kc4 $2 (47. f4 $1 exf4 48. gxf4) 47... Ra5 (47... Ra1 $18 48. Kd5 Kg6) 48. Kb4 $2 {[%mdl 8192]} (48. Kb3 $14 Ra6 49. Kc4) 48... Ra1 49. Kc5 $2 (49. f4 $18) 49... Ra6 $2 (49... Kg6 $14 50. Kb6 Rb1+ 51. Kc6 Ra1) 50. Kb5 $1 $18 Ra3 (50... Ra1 $18 51. Kb6 Rb1+ 52. Kc7 Ra1) 51. Kb6 ({Not} 51. Kb4 Ra1 52. Kb5 Kg6 $18) 51... Rb3+ $1 52. Kc6 $2 (52. Ka6 $14 Ra3+ 53. Kb7 Rb3+ 54. Kc6) 52... Ra3 53. Kd6 {aiming for f4.} Ra6+ 54. Ke7 Kg6 55. Kf8 Ra1 56. f4 (56. Ke8 $1 $16 Kg5 57. Ke7) 56... Ra2 (56... Ra4 $1 $11 57. f5+ Kh7) 57. Kg8 (57. Ke7 $16 Ra6 58. Kf8) 57... Ra1 $11 58. f5+ Kh6 59. Kf7 {Hoping for Rh8+.} Kh7 {Inhibits Rh8+.} 60. Ke6 Ra6+ 61. Kd5 Ra5+ $1 62. Kc6 Ra2 63. Kc5 Ra1 64. Kc4 {And now Kd3 would win.} Ra3 65. Kb4 Ra1 66. Kb3 Ra6 $2 {[%mdl 8192]} (66... Ra5 $11 67. Kc3 Ra3+ 68. Kb2 Ra6) 67. Kc3 $2 ({Only move:} 67. Kc2 $18 Ra1 68. Kb3) 67... Ra1 $2 {[%mdl 8192]} (67... Ra2 $11 68. Kb4 Ra1) 68. Kd2 $1 $18 Ra2+ $2 {[%mdl 8192]} (68... Ra4 $11 69. Kc1 Ra5) 69. Ke3 $1 Ra3+ 70. Kf2 Ra2+ 71. Kf3 Ra3+ 72. Kg2 $1 Ra2+ 73. Kh3 $1 Ra3 $2 {[%mdl 8192]} (73... Ra1 $11 74. g4 Rh1+ 75. Kg3 Rg1+ 76. Kh2 Ra1) 74. Kh4 $1 {g4 is the strong threat.} Ra1 {[#]} 75. g4 $1 {Black must now prevent g5.} Rh1+ 76. Kg3 Rg1+ 77. Kf3 Rf1+ $1 78. Kg2 Ra1 79. g5 fxg5 80. Kf3 Ra4 {[#]} 81. Kg3 $1 ({Don't play} 81. Kg4 Rxe4+ 82. Kxg5 Ra4 $18) 81... Ra1 82. Kg4 Rg1+ $2 (82... Ra5 83. Kxg5 Ra6) 83. Kh5 {White is clearly winning.} Ra1 84. Kxg5 Ra4 85. Kh5 Ra1 86. Kh4 Ra3 87. Kg4 Ra6 88. Kf3 Ra3+ 89. Ke2 Ra2+ 90. Kd3 Ra4 91. Kc3 Ra1 92. Kc4 Ra5 93. Kb4 Ra1 94. Kc5 Ra6 95. Kd5 Ra5+ 96. Ke6 Ra1 97. Kxe5 Ra6 98. Kd5 {Weighted Error Value: White=0.42/Black=0.16 (very precise)} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "4.3"]
[White "Barseghyan, Armen Ar."]
[Black "Sturua, Zurab"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2358"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,129,19,14,0,8,0,7,0,7,5,0,0,4,2,27,-16,-24,-24,-22,-29,-25,-22,-22,-15,-15,-72,-61,-59,-27,-30,0,-5,-21,-69,0,0,65,83,163,170,160,146,380,91,208,198,196,203,186,187,180,138,128,98,111,0,0,23,23,7,31,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,673,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Ba6 5. b3 Bb7 6. Bg2 Bb4+ 7. Bd2 a5 8. O-O O-O 9. Bc3 d5 10. cxd5 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations.} exd5 11. Bb2 {[#]} Re8 $146 ({Predecessor:} 11... Nbd7 12. a3 Bd6 13. Nc3 Re8 14. Rc1 Qe7 15. Re1 c6 16. a4 Bb4 17. e3 Ne4 {½-½ (25) Ovsejevitsch,S (2475)-Alienkin,A (2415) Pardubice 1998}) 12. a3 Bf8 13. Nc3 Nbd7 14. Rc1 c6 15. Re1 b5 16. Ne5 (16. e3 $142) 16... Nxe5 $11 17. dxe5 Nd7 18. e4 {[%cal Re4d5]} d4 (18... Rxe5 19. exd5 Rxe1+ 20. Qxe1 $14) 19. Qxd4 Nxe5 20. Qe3 Qd3 21. Qb6 {[#]} (21. Qf4 $11 b4 22. axb4) 21... Qd2 $1 $17 22. Re2 {[%cal Be1e2,Be2c2,Bc2c1][%mdl 32]} Qd7 23. Rd1 Qc8 24. Rc2 {[%cal Oc3b5]} a4 25. Nxb5 {[#]} axb3 (25... Rd8 $1 $15 26. Nc3 (26. Rxd8 Qxd8 27. Qxd8 Rxd8 $15) 26... axb3 27. Qxb3 Ba6 28. Rxd8 Qxd8) 26. Rcc1 $11 Nd7 (26... Ra6 $11 27. Qe3 Qb8) 27. Qe3 $36 {[%mdl 2048] Black must now prevent Nd6. White is really pushing. White is much more active.} Nc5 28. Nd6 $18 Bxd6 29. Rxd6 Na4 {[#]} (29... Ne6 $16 30. f4 (30. Qxb3 c5 $16) 30... Qc7) 30. Qxb3 $2 (30. Bxg7 $1 $18 {[%mdl 512] and the rest is easy. Threatening mate with Qg5.} Qg4 31. Bh6) 30... c5 {[#]} (30... Nxb2 $16 {is a better defense.} 31. Qxb2 c5) 31. Ba1 $1 {Threatens to win with Qe3. A strong pair of Bishops.} Bxe4 32. Bxe4 Rxe4 33. Qd5 {To avoid Qf5} Qe8 34. Qg5 ({White should play} 34. Kg2 $18) 34... Qf8 $16 35. Rcd1 Rae8 {[%cal Oh7h6] [#]} 36. Rd8 ({Better is} 36. Kg2 $1 $16) 36... h6 $11 37. Rxe8 {[%csl Ga1][%cal Rg5g7]} hxg5 ({Don't play} 37... Rxe8 38. Qg4 c4 39. Qxc4 $16) 38. Rxe4 Qa8 39. Re5 (39. Rg4 $5 {[%cal Rg4g5]} Kh7 40. Rc1 $16 (40. Rxg5 f6 $14)) 39... f6 40. Re7 {Hoping for Rdd7.} Nb6 {Prevents Rdd7.} 41. Re6 Nc4 42. Rd7 {And now Ree7 would win.} Kf8 43. Ree7 Qxa3 44. Rf7+ Ke8 45. Rfe7+ Kf8 46. Rf7+ Ke8 47. Rde7+ Kd8 48. Ra7 {[%cal Rf7f8]} Qc1+ 49. Kg2 {[%cal Rf7f8]} Ne3+ $1 {The position is equal.} 50. Kf3 {[%cal Rf7f8]} g4+ 51. Ke2 {[%cal Ra7a8] Dancing on a razor blade.} Qd1+ 52. Kxe3 {[%cal Rf7f8]} Qf3+ 53. Kd2 {[%cal Rf7f8]} Qd5+ 54. Kc2 {[%cal Rf7f8]} Qe4+ 55. Kb2 Qb4+ 56. Ka2 {[%cal Rf7f8]} Qc4+ 57. Ka3 {[%cal Ra7a8]} Qb4+ 58. Ka2 {[%cal Rf7f8]} Qc4+ 59. Kb1 {[%cal Rf7f8]} Qe4+ 60. Kc1 Qc4+ 61. Kd1 {[%cal Rf7f8]} Qd3+ 62. Ke1 {[%cal Ra7a8]} Qe4+ 63. Kd2 Qd5+ 64. Ke3 {[%cal Rf7f8]} Qf3+ 65. Kd2 {Weighted Error Value: White=0.22 (precise) /Black=0.17 (very precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "4.4"]
[White "Davtyan, Artur"]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "D60"]
[WhiteElo "2454"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,69,16,31,26,24,16,25,16,33,56,51,-2,1,-22,-8,-25,13,22,31,48,47,39,41,44,169,165,231,231,270,287,277,185,222,142,131,139,130,141,137,156,145,151,156,136,123,133,117,95,121,114,473,476,29998,29999]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 c6 5. Bg5 Nbd7 6. e3 Be7 7. Bd3 O-O 8. O-O h6 9. Bh4 b6 10. Qe2 {10.cxd5 is setting a new trend. D60: Queen's Gambit Declined: Classical: Unusual White 7th moves.} Bb7 11. Rad1 dxc4 12. Bxc4 {[#] White has an edge.} b5 $146 ({Predecessor:} 12... Nd5 13. Bxe7 Qxe7 14. Nxd5 exd5 15. Bb3 Rae8 16. Rfe1 Kh8 17. Bc2 f5 18. Qd3 g5 {0-1 (60) Assaubayeva,B-Khometovskaya,Y Astana 2012}) 13. Bd3 b4 14. Nb1 (14. Na4 $1 $14) 14... Rc8 15. h3 c5 16. Bb5 g5 (16... Ne4 $5 {[%cal Re7h4]}) 17. Bg3 Qb6 18. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e3][%mdl 32]} Rfd8 19. Bd3 {aiming for Nc4.} cxd4 20. Nc4 Qc5 (20... Rxc4 $14 21. Bxc4 dxe3) 21. exd4 $18 Qd5 {[#]} (21... Bxf3 $142 22. Qxf3 Qc6) 22. Ne3 $1 Qa5 23. Ne5 {f4 is the strong threat.} Nf8 (23... Qxa2 $2 24. Ra1 Qb3 25. Bc4 Rxc4 26. N5xc4 $18) 24. f4 {Black must now prevent fxg5.} Rxd4 25. fxg5 hxg5 26. N3g4 (26. Bh7+ N8xh7 27. Rxd4 Ba6 $11) 26... Nxg4 27. Nxg4 {Dancing on a razor blade.} Rxg4 28. Qxg4 f5 (28... Qd5 $2 {[#]} 29. Bh7+ $1 {[%mdl 512]} Nxh7 30. Rxd5 Bxd5 31. Qh5 $18) 29. Qe2 {[%cal Of1f5]} ({Avoid the trap} 29. Qd4 $2 Bc5 30. Qxc5 Qxc5+ $19) 29... Bf6 30. Kh1 Kg7 31. Bd6 Bd5 32. Rc1 Rxc1 33. Rxc1 {Strongly threatening Rc7+.} Ng6 $2 {[%mdl 8192]} (33... Qd8 $16 {is more resistant.} 34. Bc7 (34. Bxb4 Ng6 $14) 34... Qe7) 34. Rc7+ Kh6 {[#]} (34... Be7 $18 35. Rxe7+ Nxe7 36. Bxe7 Qc7 37. Bxb4 Qc1+ 38. Be1 Kg6) 35. Qh5+ $3 {[%mdl 512] Weighted Error Value: White=0.13 (very precise) /Black=0.65} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "4.5"]
[White "Lobanov, Sergei"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "B81"]
[WhiteElo "2512"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,93,29,-25,10,-46,-44,-60,0,0,0,-40,64,62,60,69,69,54,64,64,62,53,52,65,57,60,106,53,57,51,64,63,54,54,93,93,90,98,102,101,101,89,108,103,234,185,179,91,232,206,170,139,137,135,308,254,749,650,964,756,810,810,785,785,4134,0,49,0,29959,29960,29949,29952,29957,29956,4760,5143,29965,29966,4798,1050]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. g4 h6 7. h4 Be7 8. Rg1 d5 9. Bb5+ (9. exd5 $142 Nxd5 10. Nxd5 (10. Bb5+ Kf8 $11) 10... Qxd5 11. Bg2) 9... Kf8 {B81: Sicilian Scheveningen: Keres Attack.} 10. e5 (10. exd5 $11 Nxd5 11. Qf3) 10... Nfd7 $15 11. Bf4 a6 ({Better is} 11... Qb6 $15) 12. Bxd7 $11 Nxd7 {[%cal Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 13. Qf3 {[#]} Kg8 $146 (13... Bxh4 $2 14. Nxe6+ $1 {[%mdl 512]} fxe6 15. Bg5+ Kg8 16. Bxd8 $18) ({Black should play} 13... Qc7 $1 $15) ({Predecessor:} 13... Nb6 14. O-O-O Bxh4 15. Kb1 Bd7 16. Qe2 Rc8 17. Rd3 Be7 18. Bc1 Nc4 19. f4 Qb6 {0-1 (38) Givon,A (2220)-Wieczorek,O (2353) Batumi 2010}) 14. g5 $14 {White is much more active. Black has bad knights.} hxg5 15. hxg5 Nf8 16. O-O-O Ng6 17. Nce2 Bd7 18. Kb1 Rc8 19. Rh1 $1 Rxh1 (19... Bxg5 20. Rxh8+ Nxh8 21. Qh5 $16) 20. Rxh1 Kf8 (20... Bxg5 21. Qh5 Bh4 22. Be3 $16 (22. Bg3 Bxg3 23. fxg3 Qc7 $14)) (20... Nxf4 $2 21. Qxf4 Bxg5 22. Qg3 $18 (22. Qh2 Bh6 $15)) (20... Bc5 $14) 21. Qh5 (21. Be3 $1 $16 {aiming for Nf4.} Ke8 22. Nf4 Nxe5 23. Rh8+ Bf8 24. Qh5) 21... Bc5 22. Be3 $40 {[%mdl 128] White has some attack.} Qc7 23. f4 {[%cal Of4f5]} Ke7 24. Qf3 Bb5 25. Nc3 (25. Nxb5 axb5 26. Bd2 Bb6 27. Bb4+ Bc5 $14) 25... Bxd4 26. Bxd4 Qc4 27. Qf2 Rh8 28. Re1 {Hoping for f5.} Rh4 29. b3 Qc8 (29... Qc7 $16) 30. f5 $1 $18 Rf4 {[#]} 31. f6+ (31. Bc5+ Ke8 32. Qd2 (32. Nxb5 axb5 33. Qe3 Re4 $15) 32... Rxf5 $15) (31. Qd2 $1 $18 Rxf5 32. Nxb5 axb5 33. Qb4+ Ke8 34. Re3 (34. Qxb5+ Kf8 $11)) 31... Kd7 {[#]} (31... Kf8 $16 {is a better defense.} 32. Qd2 Rh4) 32. Qd2 $1 gxf6 33. Nxb5 ({Resist} 33. exf6 $6 Bc6 $14) 33... axb5 34. gxf6 {Strongly threatening Rg1.} ({Don't play} 34. exf6 $6 Rh4 $14) 34... Qc6 $2 (34... Re4 $16 {keeps fighting.} 35. Rxe4 dxe4 36. Bb6+ Ke8) 35. Rg1 Kc7 $2 (35... Rh4 36. Rg2 Qc7) 36. Kb2 {[%cal Og1g6] Rxg6! is the strong threat.} Rf5 37. Qa5+ b6 38. Qa7+ Qb7 39. Qa3 ({Not} 39. Bxb6+ Kc6 $14) 39... Qc6 {Inhibits Qd6+.} 40. Qa7+ $2 ({Only move:} 40. Rg3 $18 {White threatens Qa7+ and mate.} Kb7 41. Rc3) 40... Qb7 $14 41. Qa3 {[%mdl 8192]} (41. Bxb6+ $14 Kc6 42. Qxb7+ Kxb7 43. Bd4) 41... Qc6 $1 42. Rg3 {[%cal Bg1g3,Bg3c3,Bc3c7][%mdl 32]} Kb7 43. Rc3 Qd7 44. Qd6 Qxd6 45. exd6 Rh5 46. Rc7+ Kb8 47. Bxb6 {Weighted Error Value: White=0.31/Black=0.50} (47. Rxf7 $142 Rh8 48. Rg7) 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "5.1"]
[White "Danielyan, Vahe"]
[Black "Makarian, Rudik"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2332"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,137,7,8,16,0,13,0,13,0,0,12,0,-66,0,0,14,10,18,12,27,29,21,14,23,10,19,14,22,20,20,15,101,0,0,0,0,0,45,38,52,46,52,19,56,39,55,43,48,41,388,376,279,69,114,94,306,136,140,140,131,147,127,80,87,82,204,106,270,200,263,242,244,226,310,307,342,334,300,0,0,0,0,0,20,20,20,8,598,577,563,105,315,20,20,21,105,105,527,472,479,0,0,0,0,0,0,8,1823,1691,959,776,3552,3538,3175,2283,3212,2939,2315,2275,2243,2141,1769,1769,29985,29986,29986,29987,29991,29991]} 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. Bb5 Nd4 5. O-O a6 6. Bd3 Nc6 {B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. a4 {7.e5 is becoming the main line.} Qc7 8. Re1 {[#]} Bd6 $146 {The position is equal.} ({Predecessor:} 8... d6 9. Bf1 Nf6 10. g3 Be7 11. Bg2 O-O 12. d3 Rb8 13. Nh4 b5 14. f4 Nd7 {0-1 (41) Ponikarovsky,A (2150)-Bukavshin,I (2539) St Petersburg 2013}) 9. b3 Ne5 10. Bb2 {[%cal Oc3d5]} Ne7 {Prevents Nd5.} 11. a5 (11. Nxe5 $11 Bxe5 12. Qh5) 11... O-O (11... Nxf3+ $15 12. Qxf3 Bxh2+ 13. Kh1 Be5) 12. Na4 Nxf3+ 13. Qxf3 Bxh2+ 14. Kh1 Be5 15. Bxe5 Qxe5 16. Nb6 Rb8 17. Nc4 Qg5 18. e5 {Active counter play!} Nd5 19. Be4 b5 20. axb6 Bb7 (20... Nxb6 $11 {keeps the balance.} 21. Nd6 (21. Qh3 f5 $11) 21... f5 22. exf6 Rxf6) 21. Na5 (21. Qg3 $16 Qd8 22. Nd6 Qxb6 23. Nxb7 Rxb7 24. Qd3) 21... f5 $11 22. Bd3 $40 {[%mdl 128] White is up to no good.} Ba8 23. b7 Bxb7 (23... Rxb7 $11 24. Nxb7 Bxb7) 24. Nxb7 $14 Rxb7 25. Bc4 $1 Qxd2 26. Rad1 (26. Red1 $5 {[%cal Rd1d2]} Qh6+ 27. Kg1 $14) 26... Qh6+ 27. Kg1 Rc7 28. Bxd5 exd5 29. Rxd5 c4 $2 {[%mdl 8192]} (29... Qc6 $14) 30. Rd6 $18 Qg5 31. bxc4 (31. Qd5+ $18 Kh8 32. Rxd7 (32. Rxa6 cxb3 33. Qd6 Qd8 $14) (32. bxc4 Qe7 $16) 32... Rxd7 33. Qxd7 cxb3 34. e6) 31... Kh8 (31... Qe7 $14 {is more appropriate.}) 32. Qd5 f4 $2 (32... Qe7 $16 {was worth a try.}) 33. Rxa6 (33. Rxd7 $18 {and the rest is easy.} Rxd7 34. Qxd7) 33... h5 $16 34. Ra8 Rxa8 35. Qxa8+ {[%mdl 4096] Endgame KQR-KQR} Kh7 36. Qd5 (36. Qe4+ $142 g6 37. Rd1) 36... Qf5 37. Qd3 Qg6 (37... g6 $16 {was necessary.}) 38. Kf1 ({White should play} 38. Re4 $1 $18) 38... Rc6 $2 (38... Qxd3+ $16 39. cxd3 Kg6) 39. Re4 Re6 40. Rxf4 (40. Qxd7 $6 Qxe4 41. Qxe6 Qxc2 $16) 40... Rxe5 41. Rd4 Kh6 42. Rxd7 {Strongly threatening Rd6.} ({Don't take} 42. Rd6 Re6 43. Rxd7 Qe4 44. Qd2+ g5 $18) 42... Qe4 {[%csl Ge5][%cal Re4e1]} 43. Rd6+ g6 {[%csl Ge5][%cal Re4e1]} 44. Qe3+ (44. Qd2+ $18 Rg5 45. f3 Qxc4+ 46. Kg1) 44... Qxe3 $11 45. fxe3 Rxe3 {KR-KR} 46. Rd3 Re6 47. Kf2 Kg5 $1 48. Kf3 {White wants to play c5.} Rf6+ $2 {[%mdl 8192]} (48... Kf6 $1 $11 {and Black is okay.}) 49. Ke3 $18 Re6+ 50. Kd2 $2 (50. Kd4 $1 $18 Re2 51. c3 Rxg2 52. c5) 50... Kf4 $2 (50... h4 $16 {was called for.}) 51. c5 $2 (51. Rf3+ $18 Kg4 52. Re3) 51... Rc6 $11 52. Rd5 {And now Kd3 would win.} h4 (52... Kg3 $1 $11 {remains equal.}) 53. Kd3 $16 g5 $2 {[%mdl 8192]} (53... Kg3 $16 {is tougher.}) 54. Kc4 $18 g4 {[#]} 55. Rd3 {Prevents h3.} (55. Kb5 $1 $18 {[%cal Rb5c6]} Rc8 56. c6) 55... h3 $11 56. gxh3 {[%cal Bg2h3,Bh3h4,Bh4h5][%mdl 32]} g3 57. Kb5 g2 58. Rd1 Re6 {[%mdl 8192]} (58... Rg6 59. c6 Rg3 60. Rg1 (60. c7 Rc3 $11) 60... Rxh3 61. Rxg2 $18) (58... Rh6 $11) 59. c6 $18 {Threatens to win with c7.} Re5+ 60. Kb6 Re4 61. h4 {Black must now prevent c7.} Rc4 62. h5 {Hoping for c7.} Kg5 63. Rg1 Rxc2 {[#]} 64. c7 $1 {[%cal Og1g2] Threatening mate with Rxg2+!} Kxh5 {[#]} 65. Rxg2 $1 {[%mdl 512]} Rxg2 66. c8=Q {White wants to mate with Qh3+.} Rb2+ 67. Ka5 {White mates.} Ra2+ 68. Kb4 Rf2 69. Qh3+ {Weighted Error Value: White=0.55/Black=0.70} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "5.2"]
[White "Hayrapetyan, Hovik"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "E35"]
[WhiteElo "2499"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,38,21,6,29,29,37,28,32,37,45,47,47,29,28,6,9,8,18,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Nf3 Ne4 {E35: Nimzo-Indian: Classical: 4...d5 5 cxd5 exd5.} 7. e3 O-O 8. Bd3 Re8 {White has an edge.} 9. O-O {[%cal Rc3e4]} Bxc3 10. bxc3 Nc6 11. Nd2 {[%cal Rd2e4]} Bf5 {[#]} 12. Nxe4 $146 ({Predecessor:} 12. f3 Nxd2 13. Bxd2 Bxd3 14. Qxd3 Na5 15. e4 Nc4 16. e5 Qd7 17. Bg5 Re6 18. f4 {1-0 (38) Martic,Z (2261)-Fercec,N (2451) Mali Losinj 2018}) 12... dxe4 {The position is equal.} 13. Bc4 Na5 14. Be2 Qg5 15. Kh1 Re6 {[#] aiming for ...Qh4.} 16. Rg1 Bg4 (16... Rh6 $5 17. g4 Bd7 $11) 17. f4 Qh4 {( -> ...Rh6)} 18. Bxg4 Qxg4 19. c4 Rh6 {Weighted Error Value: White=0.04 (flawless) /Black=0.04 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "5.3"]
[White "Sturua, Zurab"]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2529"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,92,7,10,22,6,26,35,29,25,35,21,27,27,28,24,85,92,84,27,18,16,19,18,102,102,102,99,93,89,87,87,86,81,97,104,89,64,117,134,87,90,127,110,226,216,235,240,240,218,500,523,514,506,460,200,670,0,2,0,0,0,17,0,0,0,0,0,4,8,8]} 1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O Be7 5. c4 O-O 6. d4 dxc4 7. Qc2 a6 8. a4 Bd7 9. Rd1 Bc6 10. Nc3 Bxf3 11. Bxf3 Nc6 12. Bxc6 bxc6 13. a5 Nd5 {E05: Open Catalan: 5 Nf3 Be7.} 14. Na2 Qb8 15. Qxc4 Qb5 {White is slightly better.} 16. Qxb5 cxb5 17. e4 Nb4 18. Nxb4 Bxb4 19. Bd2 Bxd2 (19... c5 $1 $11) 20. Rxd2 $11 {[%mdl 4096] Endgame KRR-KRR} Rfd8 {[%cal Oc7c5] [#]} 21. b4 $146 (21. Rc1 $16) ({Predecessor:} 21. Rc1 Rd7 22. Rc6 g6 23. d5 Kg7 24. Kf1 exd5 25. exd5 Rad8 26. Rxa6 Rxd5 27. Rxd5 Rxd5 {½-½ (33) Arnaudov,P (2468)-Rozentalis,E (2596) Augsburg 2010}) 21... Rd6 22. Rc1 Rad8 $1 23. Rxc7 {Black must now prevent e5.} g6 (23... g5 $1 $11 {remains equal.}) 24. d5 $1 $16 exd5 25. e5 Re6 26. f4 {White is more active.} d4 {[%cal Og6g5]} 27. Kf2 {aiming for Kf3.} f6 28. Rc5 $1 fxe5 29. fxe5 {And now Kf3 would win.} ({Much worse is} 29. Rxe5 $6 Rxe5 30. fxe5 Kf7 $11) 29... Rde8 30. Re2 d3 {[#]} (30... Rf8+ $14 31. Ke1 Rf5) 31. Re4 $1 Rd8 ({Black should try} 31... d2 32. Ke2 Rd8) 32. Ke1 d2+ 33. Kd1 Kf7 {[#]} (33... Rd7 $16 {was called for.}) 34. Rc7+ $1 $18 Kg8 35. Re2 Rd5 36. Ra7 Re8 $2 (36... Rexe5 {was necessary.} 37. Rxe5 (37. Rxd2 Rxd2+ 38. Kxd2 Re6 $18) 37... Rxe5 38. Rxa6 Re4 39. Ra8+ (39. Kxd2 Rxb4 40. Kc3 Rc4+ 41. Kb3 Ra4 $18) 39... Kg7 40. Kxd2 Rxb4) 37. Rxa6 Rd4 38. Rxd2 Rxb4 39. Rb6 (39. Ra7 $142) 39... Ra8 $2 (39... Ra4 40. a6 (40. Rxb5 Ra8 $18) 40... Ra8) 40. Rd5 $2 ({Better is} 40. Rd7 $18) 40... Rxa5 $11 {The position is equal.} 41. Rb7 {[%cal Rd5d8]} Ra8 {To avoid Rd8+} 42. Kc2 Rc4+ 43. Kb3 Rf8 44. Rbxb5 Re4 45. Kc3 Rf3+ 46. Rd3 Rf5 {Blacks defense is rewarded with a draw.  Weighted Error Value: White=0.35/Black=0.44} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.13"]
[Round "5.4"]
[White "Ohanyan, Emin"]
[Black "Barseghyan, Armen Ar."]
[Result "*"]
[ECO "B36"]
[WhiteElo "2373"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,26,33,41,33,34,39,35,28,83,27,34]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. Be2 Nxd4 8. Qxd4 Bg7 9. O-O O-O 10. Qd3 {B36: Sicilian: Maroczy Bind: Gurgenidze System.} a5 {is cutting edge theory.} 11. Be3 a4 12. Bd4 Bd7 (12... Qa5 $11) 13. Rad1 {White is more active.} ({White should play} 13. b4 $16) 13... Bc6 {[#]  Weighted Error Value: White=0.14 (very precise) /Black=0.11 (very precise)} {Predecessor:} 14. h4 $146 h5 15. f4 Nd7 16. f5 Bxd4+ 17. Qxd4 Qa5 18. Nd5 Bxd5 19. exd5 Qc5 20. Qxc5 Nxc5 {½-½ (32) Le Page,C (2409)-Trana,A (2350) ICCF email 2012} *

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "5.5"]
[White "Alavi, Sayed Javad"]
[Black "Petrov, Nikita"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2455"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,36,4,0,0,0,8,15,10,17,-29,0,0,8,10,31,38,29,21,29,17,23,27,30,37,49,27,54]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 c5 4. e3 Nc6 5. Nbd2 e6 6. c3 Nh5 7. Bg5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} f6 8. Bh4 g6 9. g4 {The position is equal.} Ng7 {[#]} 10. Bb5 $146 (10. h3 $142) ({Predecessor:} 10. Bg3 Bd6 11. Bd3 cxd4 12. exd4 O-O 13. Qc2 Rf7 14. O-O-O Nb4 15. Qb1 Rc7 16. a3 {1-0 (57) Tristan,L (2535)-Demchenko,A (2600) Chess.com INT 2021}) 10... Be7 11. dxc5 Bxc5 {[#]} 12. Ne5 $1 {[%cal Bf3e5,Be5g4,Bg4f6][%mdl 32]} Qc7 (12... O-O 13. Nxc6) 13. Bxc6+ bxc6 14. Bxf6 O-O 15. g5 Nh5 16. Ng4 {[%cal Rg4h6] [#] Pair of Knights!} Nxf6 17. Nxf6+ Kg7 18. h4 {h5 is the strong threat.} h5 $1 {Weighted Error Value: White=0.04 (flawless) /Black=0.05 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "6.1"]
[White "Makarian, Rudik"]
[Black "Petrov, Nikita"]
[Result "1/2-1/2"]
[ECO "D55"]
[WhiteElo "2509"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,43,10,4,14,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Be7 6. e3 h6 7. Bxf6 Bxf6 8. Qc2 O-O {The position is equal.} 9. h4 {D55: Queen's Gambit Declined: 4 Bg5 Be7: Lines without ...h6 and 6...h6 7 Bxf6.} c5 10. g4 {[%cal Og4g5]} cxd4 11. exd4 {[%cal Og4g5] [#] aiming for g5!} Nc6 12. O-O-O g6 13. g5 hxg5 14. hxg5 Bxg5+ 15. Kb1 $1 ({Reject} 15. Nxg5 Qxg5+ 16. Kb1 Nb4 $17) 15... Bf6 16. Bd3 {[#]} Bg7 $146 (16... Nxd4 $2 17. Nxd4 Bxd4 {[#]} 18. Bxg6 $1 {[%mdl 512]} fxg6 19. Rxd4 $18 (19. Qxg6+ Bg7 $18)) ({Predecessor:} 16... Nb4 17. Qd2 Nxd3 18. Qh6 Re8 19. Rxd3 e5 20. Nxe5 Bg7 21. Qh7+ Kf8 22. Rf3 Bf5+ 23. Rxf5 gxf5 24. Qxf5 Rxe5 25. dxe5 dxc4 {½-½ (37) Salem,A (2638)-Kravtsiv,M (2672) Riadh 2017}) 17. Ne5 {f4 is the strong threat.} Nxd4 18. Bxg6 {White threatens Bh7+ and mate.} Nxc2 19. Bh7+ Kh8 20. Bxc2+ Kg8 $1 21. Bh7+ Kh8 22. Bc2+ {An even fight not without its subleties.  Weighted Error Value: White=0.00 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "6.2"]
[White "Barseghyan, Armen Ar."]
[Black "Alavi, Sayed Javad"]
[Result "1/2-1/2"]
[ECO "D27"]
[WhiteElo "2358"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,60,10,12,11,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,-3,0,0,0,0,-14,-8,-8,-9,-10,-12,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. e3 e6 5. Bxc4 c5 6. O-O a6 7. a4 Nc6 8. Nc3 Be7 9. Qe2 cxd4 10. Rd1 O-O 11. exd4 Nb4 12. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32] The position is equal.} h6 {D27: Queen's Gambit Accepted: Classical main line: 7 e4!? and 7 a4.} 13. Bh4 Bd7 14. Ne5 Bc6 15. Nxc6 bxc6 16. a5 Qc7 17. Bg3 {[#]} Qa7 $146 ({Predecessor:} 17... Bd6 18. Be5 {½-½ (18) Mroczek,J (2141)-Szymanski,R (2396) LSS email 2013}) 18. Be5 Rfd8 19. Na4 Nd7 {Inhibits Nb6.} 20. Bf4 Nd5 21. Bg3 Bb4 22. Qc2 Bxa5 23. Nc5 Nxc5 24. Rxa5 Nd7 {[%cal Bc5d7,Bd7b6,Bb6c8,Bc8e7][%mdl 32]} 25. Rxa6 Qb7 26. Rxa8 Rxa8 27. Bd6 N7b6 28. Bf1 Nc8 {Pair of Knights!} 29. Ba3 Nce7 30. Qc4 Rd8 {A balanced but interesting game.  Weighted Error Value: White=0.01 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "6.3"]
[White "Davtyan, Artur"]
[Black "Ohanyan, Emin"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2454"]
[BlackElo "2373"]
[Annotator "TA"]
[PlyCount "259"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,259,16,9,35,7,16,20,24,5,14,-27,10,18,10,18,22,6,29,-9,-11,-2,0,0,0,0,10,0,0,8,22,-44,-20,-56,15,-5,0,0,0,-35,-19,-51,-47,-42,-53,-77,-83,-79,-70,-96,-91,-190,-152,-152,-151,-145,-151,-143,-83,-166,109,97,406,404,404,399,399,384,461,438,12835,12825,6279,5730,29984,0,1288,0,29984,164,590,576,563,558,533,233,308,241,233,223,229,234,257,208,196,204,191,191,173,141,145,127,120,131,133,131,132,140,140,137,127,134,132,111,141,108,108,108,108,108,503,476,410,154,154,154,154,154,462,108,108,85,85,8,8,8,8,8,8,8,15,0,0,0,0,0,0,0,0,0,0,0,8,8,8,0,0,0,0,0,8,0,8,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,8,0,8,0,8,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Bd2 Re8 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} 8. Qc2 (8. a3 $5 {[%cal Ra3b4]} Bxc3 9. Bxc3 $11) 8... h6 9. Rd1 Bf8 10. Bc1 a6 {[#]} 11. Ne5 $146 (11. a3 $142) ({Predecessor:} 11. b3 Qe7 12. Bb2 dxc4 13. Bxc4 b5 14. Be2 Bb7 15. O-O e5 16. Nxe5 Nxe5 17. dxe5 Qxe5 18. Nd5 Qg5 19. f4 Qh4 20. Bxf6 gxf6 21. g3 Qh3 22. Bg4 {1-0 (22) Weichselbaumer,E-Benkner,O Saarbruecken 1950}) 11... Nxe5 (11... Nb4 $5 {[%cal Rb4c2]} 12. Qd2 c5 $11) 12. dxe5 Nd7 13. cxd5 exd5 14. Nxd5 c6 15. Nf4 {[%cal Oe5e6]} (15. Nc3 $5 {[%cal Rf2f4]}) 15... Qa5+ 16. Bd2 Qxe5 17. Be2 Nf6 18. Bc3 Qe7 19. O-O Ne4 20. Ba5 Qc5 21. Qa4 (21. Qxc5 $11 Bxc5 22. Nd3) 21... Bf5 {[%cal Oe4f2]} (21... Qe5 $5 {[%cal Re5b2]}) 22. Rd4 Ng5 (22... Qe5 $1 $15) 23. Bc3 Ne6 24. Nxe6 Bxe6 25. Rfd1 a5 26. Qc2 b5 27. a3 {Inhibits b4.} Qb6 28. Bg4 c5 29. Re4 b4 (29... Bxg4 {is more complex.} 30. Rxg4 b4 31. Be1 Rad8 32. Ra1 Rd7) 30. axb4 axb4 {And now ...Bxg4 would win.} 31. Bxe6 (31. Be1 $17 {keeps fighting.}) 31... Rxe6 32. Be1 Rxe4 $1 33. Qxe4 Ra2 34. Qe8 Qe6 ({Much less strong is} 34... Rxb2 35. Rd8 Kh7 36. Qxf8 $16) ({Better is} 34... c4 $1 35. Qe5 Qa6) 35. Qb8 (35. Qxe6 $17 fxe6 36. b3) 35... Rxb2 $2 ({Black should play} 35... f5 $19 36. Rd8 Qf6) 36. Rd8 $16 Rb1 $2 {[%mdl 8192]} 37. Rxf8+ $18 Kh7 {[%cal Rb1e1]} 38. Rh8+ Kg6 {[%cal Rb1e1]} 39. Qg3+ Kf6 {[%cal Rb1e1]} 40. f4 {h3 is the strong threat.} Qc4 (40... Ke7 $142 41. h3 Rd1) 41. Qh4+ Kf5 42. Qh5+ Kf6 43. Qh4+ (43. Qe5+ $142 $1 Kg6 44. f5+ Kh5 45. h3 $1 Rxe1+ 46. Kh2 Qe2 47. Qxg7 Rh1+ 48. Kxh1) 43... Kf5 44. Qh5+ (44. g4+ $18 Ke4 45. Qf2) 44... Kf6 (44... g5 $2 45. Qh3+ g4 46. Qh5+ Ke4 47. Re8+ Kd3 48. Qf5+ Ke2 49. Qxb1 $18) 45. Kf2 (45. Qe5+ $1 {mates} Kg6 46. f5+ Kh5 47. h3 $1 Rxe1+ 48. Kh2 Qe2 49. Qxg7 Rh1+ 50. Kxh1) 45... Rb2+ $2 (45... Qc2+ 46. Kf1 Qc4+ 47. Qe2 Qxe2+ 48. Kxe2 Ke6) 46. Kg3 $1 Qe4 {To avoid Qe5+} 47. Qh4+ Kg6 {[%csl Gb2][%cal Re4g2]} 48. Qg4+ Kf6 49. Qf3 Qxf3+ 50. Kxf3 {[%mdl 4096] Endgame KRB-KR} Rb1 51. Ke2 Ke6 52. Rc8 Kd5 53. e4+ Kd4 54. Bf2+ Kxe4 55. Re8+ ({Resist} 55. Rxc5 $6 Rb2+ 56. Kf1 b3 $14) 55... Kxf4 56. Be3+ Kg4 57. Re4+ $1 Kf5 58. Rc4 b3 59. Rxc5+ Ke4 60. Rc4+ Kd5 61. Rd4+ Ke5 62. Rb4 {aiming for Bd4+.} g5 63. Rb6 f5 64. Rxh6 f4 {[#]} 65. Bd2 $1 {Hoping for Bc3+.} b2 $2 {[%mdl 8192]} (65... Rh1 $16) 66. Rb6 Rh1 67. Rxb2 $2 (67. Bc3+ $18 Kf5 68. Rb5+ (68. Bxb2 Rxh2 69. Rb5+ Kg6 $18) 68... Kg6 69. Rxb2 (69. Bxb2 Rxh2 70. Kf2 Rh1 $18)) 67... Rxh2 $16 68. Kf2 Kf5 69. Rb5+ Kg6 $2 (69... Kg4 $16 {is a better chance.} 70. Re5 Rh6) 70. Rd5 $2 (70. Ba5 $18 {has better winning chances.} Rh8 71. Kf3) 70... Rh1 71. Ba5 g4 {[%cal Bg5g4,Bg4g3][%mdl 32] [#]} 72. Rd4 ({White should try} 72. Bc3 $1 $16) 72... g3+ $1 $11 {The position is equal.} 73. Ke2 Rg1 $1 74. Kf3 Rf1+ 75. Kg4 f3 76. Kxg3 fxg2 77. Kxg2 Rb1 78. Kf3 Rb5 79. Bc3 Rc5 80. Rd6+ Kf5 81. Bd4 Rc1 82. Rf6+ Kg5 83. Re6 Rf1+ 84. Ke4 Rf4+ 85. Kd5 {Be3 would kill now.} Kf5 86. Re7 Rf3 87. Be3 Kf6 88. Re6+ Kf5 89. Re5+ Kf6 90. Bg5+ Kf7 91. Ke4 Rf1 92. Re7+ Kg6 93. Be3 Kf6 94. Rb7 Re1 95. Rb6+ Ke7 96. Kd3 Kf7 97. Bd4 Re6 98. Rb5 Kg6 99. Be5 Kf5 100. Bd4+ Kf4 101. Rb1 Kf5 102. Rf1+ Kg6 103. Kc4 Rd6 104. Be5 Rd7 105. Kc5 Rf7 106. Rg1+ Kf5 107. Kd5 Rd7+ 108. Bd6 Rf7 109. Rg2 Rf6 110. Rg7 Rg6 111. Rh7 Rf6 112. Be7 Kg6 113. Rh8 Ra6 114. Rf8 Ra2 115. Bd6 Kg5 116. Be5 Ra5+ 117. Ke4 Ra4+ 118. Bd4 Kg4 119. Rg8+ Kh4 120. Rg7 Rb4 {Prevents Rb7.} 121. Ke5 Kh3 122. Be3 Rg4 123. Rh7+ Kg3 124. Rf7 Ra4 125. Bf2+ Kg2 126. Bd4 Ra8 127. Ke4 Re8+ 128. Be5 Rg8 129. Ra7 Rg4+ 130. Bf4 {Black defended with fortune.  Weighted Error Value: White=0.78/Black=0.73} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "6.4"]
[White "Lobanov, Sergei"]
[Black "Sturua, Zurab"]
[Result "1-0"]
[ECO "C66"]
[WhiteElo "2512"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,139,54,30,34,36,41,23,31,23,30,15,6,10,18,10,6,7,25,19,27,21,29,21,14,13,22,5,79,35,40,40,37,34,31,29,30,41,37,29,37,24,75,69,100,68,68,67,67,67,67,67,68,72,85,79,70,70,76,76,77,77,77,91,91,35,50,0,0,0,9,15,51,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,12847,0,0,0,12850,12850,12850,27999,27999,27999,27999,27999,27999,27998,27999,27999,27999,27999,27999,27999,27999,27999,27999,27999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 Be7 6. O-O O-O 7. Re1 Bd7 8. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Re8 {8...h6 is a critical line. C66: Ruy Lopez: Steinitz Defence.} 9. Nf1 Bf8 10. Ng3 h6 {White has an edge.} 11. a3 a6 12. Bc4 b5 13. Ba2 Be6 14. Bxe6 Rxe6 15. a4 $1 b4 16. d4 {[#] Strongly threatening d5.} d5 17. dxe5 {[#]} Nxe5 $146 ({Predecessor:} 17... Nxe4 18. c4 Nxe5 19. cxd5 Nxf2 20. Kxf2 Ng4+ 21. Kf1 Rxe1+ 22. Qxe1 Qxd5 23. Qe4 Qd1+ 24. Qe1 Qd5 25. Qe4 Qd1+ 26. Qe1 {½-½ (25) Vachier Lagrave,M (2780)-Naiditsch,A (2721) Douglas 2018}) 18. Nxe5 Rxe5 19. Bf4 Re6 20. e5 bxc3 21. bxc3 (21. exf6 $16 cxb2 22. Rb1 (22. fxg7 $2 Rxe1+ 23. Qxe1 Bb4 $19) 22... Qxf6 23. Rxe6 (23. Qxd5 $2 Rxe1+ 24. Rxe1 Rb8 $19) 23... fxe6 24. Nh5 (24. Qd2 Rb8 $15)) 21... Ne4 $14 22. Nxe4 dxe4 23. Rxe4 Qxd1+ 24. Rxd1 g5 25. Bc1 Rae8 26. f4 gxf4 27. Bxf4 Bg7 (27... Rc6 $1 $11 {keeps the balance.}) 28. Rc4 R8e7 29. Rd5 {White is more active.} (29. Rd8+ {with more complications.} Kh7 30. Rd5 Bxe5 31. Rxe5 Rxe5 32. Bxe5 Rxe5 33. Rxc7 Kg7 34. Kf2) 29... Bxe5 30. Bxe5 Rxe5 31. Rxe5 Rxe5 32. Rxc7 {[%mdl 4096] Endgame KR-KR} Ra5 33. Rc4 Rf5 34. g4 Re5 35. Kf2 h5 36. gxh5 Rxh5 37. h4 Re5 38. Kf3 Kg7 39. Kf4 (39. Rg4+ $16 Kf6 40. Rf4+ Kg6 41. Rd4) 39... f6 $1 {[%cal Bf7f6,Bf6f5][%mdl 32]} 40. Re4 ({White should play} 40. Kf3 $14) 40... Rc5 $1 $11 41. c4 f5 $1 42. Rd4 {And now Kg5 would win.} Kf6 43. h5 (43. Ke3 $14) 43... a5 $1 44. h6 Kg6 45. h7 Kxh7 46. Kg5 Kg7 47. Rf4 Re5 48. Rxf5 Re4 49. Rc5 ({Don't do} 49. Rxa5 $6 Kf7 $16) 49... Kf7 $1 50. Kf5 Rh4 {...Rh5+ is the strong threat.} 51. Rc7+ Ke8 52. Ke6 {[%cal Rc7c8]} Kd8 {Inhibits Rc8+.} 53. Rc6 Rh1 54. Kd6 Rh5 55. Rb6 {[%cal Rb6b8]} Kc8 {Inhibits Rb8+.} 56. Kc6 Rh1 57. Ra6 {[%cal Ra6a8]} Rh6+ 58. Kb5 Rh5+ {[%mdl 8192] [#]} (58... Rh2 $11) 59. c5 $2 (59. Kb6 $1 $18 Rh6+ 60. Kxa5) 59... Kb7 60. Rg6 {Threatens to win with Rg7+.} Rh4 $2 {[%mdl 8192]} (60... Rh1 $11) 61. Rg7+ $18 Kb8 62. Kxa5 Rh1 {White mates.} 63. Kb6 Rb1+ 64. Kc6 Ra1 65. a5 Rh1 66. Rb7+ Ka8 67. Rd7 Ra1 68. Kc7 Rh1 69. c6 Ka7 70. Kc8+ {Weighted Error Value: White=0.25 (precise) /Black=0.06 (flawless)} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.14"]
[Round "6.5"]
[White "Danielyan, Vahe"]
[Black "Hayrapetyan, Hovik"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2332"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,66,-25,0,0,29,10,32,26,38,23,15,5,29,-37,-36,-77,-59,-71,-67,-77,-78,-111,-121,-101,-112,-108,-105,-123,-100,-97,-76,-152,-79,-199,-202,-210,0,-171,-168,-172,-162,-375,-364,-342,-331,-649,-633,-667,-641,-618,-631,-620,-617,-1479,-987,-912,-840]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Rg1 e5 7. Nb3 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} h5 {Inhibits g4.} 8. Bg5 Be7 9. Qd3 {White is slightly better.} Be6 10. O-O-O Nbd7 $1 11. Kb1 {[#]} Rc8 $146 {[%cal Oc8c3]} ({Predecessor:} 11... b5 12. Bxf6 gxf6 13. Nd5 Bxd5 14. Qxd5 Qc7 15. Qxa8+ {1-0 (15) Blackman,J (2192)-Bommini,M (2029) Chess.com INT 2020}) 12. Bxf6 ({Better is} 12. f4 $11) 12... Nxf6 $15 13. Nd5 (13. Be2 $15) 13... Nxd5 $17 14. exd5 Bd7 15. Be2 {[%cal Of2f4]} g6 {[%cal Bg7g6,Bg6g5,Bg5g4][%mdl 32]} 16. g4 {To avoid Bf5} hxg4 17. Bxg4 f5 {Hoping for ...Bb5.} 18. Be2 Kf7 ({Much weaker is} 18... Rxh2 $6 19. Rxg6 Bf8 20. f4 $11) 19. Rg2 {[%cal Of2f4]} Rh4 20. Rdg1 g5 21. Nd2 {[#]} (21. Qe3 $142) 21... Qc7 {Black is more active.} (21... Qb6 $142 $1 {Strongly threatening ...e4.} 22. Qa3 Bf6) 22. f4 (22. c4 $17 {was called for.}) 22... Rxf4 $19 23. Qh3 {Intending Qh5+ and mate.} Qxc2+ 24. Ka1 {[#]} g4 $1 {Threatens to win with ...Rf1+.} 25. Qh7+ Ke8 26. Nb3 (26. Qg8+ Bf8 27. Rb1) 26... Qe4 27. Qg8+ Bf8 {[%cal Of4f1] aiming for ...Rf1+!} 28. h3 $2 {[#]} (28. a3 Rc2 29. Na5 Rxe2 30. Qg6+ Ke7 31. Qh7+ Kf6 32. Rxe2 Qxe2 33. Qxd7) 28... Rf1+ $3 {[%mdl 512] Black is clearly winning.} 29. Rxf1 Qxg2 30. Qg6+ Kd8 31. Bd3 gxh3 32. Qf7 Qg7 33. Qh5 e4 {Weighted Error Value: White=0.59/Black=0.21 (precise)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.15"]
[Round "7.1"]
[White "Hayrapetyan, Hovik"]
[Black "Makarian, Rudik"]
[Result "0-1"]
[ECO "D26"]
[WhiteElo "2499"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "142"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,142,0,-3,0,-11,-12,-14,0,0,0,0,0,8,0,0,0,0,0,0,0,0,16,0,0,0,0,0,0,-13,-14,-5,-5,-59,-62,-59,-40,-68,6,4,61,28,32,7,28,31,48,54,50,32,36,47,66,57,59,15,27,23,22,20,33,8,13,3,106,30,29,27,77,86,76,71,222,219,232,214,211,222,208,174,152,125,118,0,0,0,0,0,0,-416,-410,-409,-381,-443,-436,-368,-278,-427,-417,-331,-332,-280,-303,-841,-831,-840,-234,-182,0,-837,-799,-781,-754,-719,-647,-625,-635,-870,-836,-745,0,-650,0,-704,-700,-675,-641,-603,-580,-12843,-12843]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 dxc4 5. e3 a6 6. Bxc4 b5 7. Be2 Bb7 8. O-O Nbd7 {D26: Queen's Gambit Accepted: 4 e3 e6 5 Bxc5 c5 sidelines.} 9. a4 b4 10. Nb1 {[%cal Bc3b1,Bb1d2,Bd2c4][%mdl 32]} a5 {The position is equal.} 11. Nbd2 Be7 12. b3 O-O 13. Bb2 c5 14. Rc1 Rc8 15. Nc4 {[#]} Bd5 $146 ({Predecessor:} 15... cxd4 16. Bxd4 Nc5 17. Bxc5 Rxc5 18. Qxd8 Rxd8 19. Nfe5 Nd7 20. Nxd7 Rxd7 21. Rfd1 Rd8 22. Rxd8+ Bxd8 {1-0 (52) Girya,O (2469)-Samaridis,K (2105) Chess.com INT 2020}) 16. Nfd2 cxd4 17. Bxd4 Rc7 18. f3 Bc5 19. Bxc5 Rxc5 20. e4 Bb7 21. Qc2 Nd5 22. exd5 exd5 23. Rcd1 dxc4 24. Nxc4 Qc7 25. Qd2 Rd5 (25... Bd5 $1 $15 26. Qe3 Bxc4 27. Bxc4 Nb6) 26. Qe3 $11 Nf6 ({Much less strong is} 26... Rh5 27. f4 Rh6 28. Nxa5 $1 $14 {[%mdl 512]}) (26... Bc6 $11) 27. Qb6 $1 $14 Qe7 28. Rde1 $36 {[%mdl 2048] White is more active.} Qc5+ 29. Rf2 Bc8 30. Qxc5 Rxc5 31. Nd6 Rd8 32. Nxc8 Rdxc8 33. Bc4 R8c7 34. Rd2 (34. Rfe2 $14 {was preferrable.} g6 35. Re5) 34... g5 $11 35. Red1 Kg7 36. Rd8 g4 37. R1d3 Re7 38. Rb8 Rce5 (38... Rd7 $11 39. Re3 gxf3) 39. Rd1 (39. Rb5 $1 $16) 39... gxf3 $1 40. gxf3 Nd7 (40... Rf5 $1 $11 {remains equal.}) 41. Rb7 $1 $16 Nc5 42. Rb5 Rd7 $2 (42... Rg5+ $16 {was called for.} 43. Kf2 h6) 43. Rxd7 $18 Nxd7 {[%mdl 4096] Endgame KRB-KRN} 44. Rb7 Rg5+ {[#]} 45. Kh1 $1 Nf6 46. Rxf7+ Kg6 47. Rb7 Kf5 {[#]} 48. Re7 (48. Rb6 $1 $16 {Black must now prevent Bd3+.} Ne8 49. h4) 48... Kf4 $1 $11 49. Rf7 Ke3 $1 {[%cal Oe3f2] ( -> ...Kf2!)} 50. h4 Rg6 51. h5 $2 {[%mdl 8192]} (51. Re7+ $11 Kxf3 52. Re5) 51... Nxh5 $19 52. Rxh7 (52. Re7+ Kf2 53. Re2+ Kxf3 $19) 52... Nf4 53. Rh2 Rg5 54. Bb5 Kxf3 55. Rc2 (55. Rd2 $142 Re5 56. Kg1) 55... Ke3 {And now ...Rd5 would win.} 56. Kh2 Nd3 {Strongly threatening ...Rc5.} 57. Rc8 Nc5 58. Rh8 $2 (58. Rd8 Ne6 59. Rd3+ (59. Re8 $2 Kf2 $19) 59... Ke4 60. Rd6) 58... Kd2 59. Bc4 Ne4 $2 (59... Kc3 60. Rh3+ Kb2) 60. Re8 Nc5 (60... Nd6 61. Rd8 Rg6) 61. Rh8 $1 Kc3 62. Rh3+ Kb2 63. Rf3 Ka3 64. Re3 Rg4 {[%cal Og4c4]} 65. Bf7 Rf4 66. Bg8 Rg4 67. Bf7 $1 Rf4 {Hoping for ...Rf2+.} 68. Bg8 $1 Re4 {Black is clearly winning.} 69. Rf3 Re2+ 70. Kg3 Rc2 71. Bf7 Rc3 {Weighted Error Value: White=0.34/Black=0.31} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.15"]
[Round "7.2"]
[White "Sturua, Zurab"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "A21"]
[WhiteElo "2529"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,58,14,11,10,-7,23,17,17,-6,0,-9,-13,-12,-6,-33,-4,-40,85,59,57,69,57,57,61,47,161,172,177,154,294,319,317,322,327,323,532,575,595,581,814,807,885,890,1139,1140,1145,1116,1164,1104,1289]} 1. c4 e5 2. Nc3 Bb4 3. g3 Bxc3 4. bxc3 Nc6 5. Bg2 d6 6. d3 Nge7 {6...Nge7 is better than 6...f5. A21: English Opening: 1...e5 2 Nc3.} 7. Nh3 f6 {[#]} 8. f4 $146 ({Predecessor:} 8. e4 Be6 9. f4 g6 10. g4 h5 11. g5 Bg4 12. Qc2 Qd7 13. Nf2 exf4 14. Bxf4 fxg5 15. Bxg5 {½-½ (33) Johansson,L (2448)-Grandelius,N (2655) Vaxjo 2017}) 8... Be6 {The position is equal.} 9. Nf2 Qd7 10. Rb1 b6 11. O-O O-O 12. Bd2 Rad8 13. Rb2 d5 (13... exf4 $15 {stays ahead.} 14. Bxf4 Ne5) 14. cxd5 Bxd5 15. e4 Bf7 16. f5 Na5 17. g4 g5 (17... Kh8 $14) 18. h4 $18 h6 19. Qc1 {[%cal Rh4g5]} Kh8 (19... Be8 $16 {keeps fighting.}) 20. hxg5 fxg5 {[#]} 21. Bxg5 $1 {[%mdl 512]} hxg5 22. Qxg5 Bg8 $2 (22... Be8 23. Qh6+ (23. f6 Nec6 $14) 23... Kg8) 23. Qh4+ {White is clearly winning.} ({Stronger than} 23. f6 Nec6 $11) ({Weaker is} 23. Qh6+ Bh7 24. g5 (24. f6 Ng8 $17) 24... Qd6 $18) 23... Bh7 24. g5 Ng8 25. Ng4 Nc6 26. Rf3 Qe7 27. Bf1 Rd7 28. Rh2 b5 29. Rfh3 a5 {Weighted Error Value: White=0.08 (flawless) /Black=0.52} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.15"]
[Round "7.3"]
[White "Ohanyan, Emin"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "D37"]
[WhiteElo "2373"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,50,17,14,11,15,11,14,6,16,21,10,11,12,18,17,15,0,13,0,2,0,0,0,0,-12,-7,-6,0,0,0,-2,-2,-2,-4,-6,-6,-4,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. Be2 {[%cal Bf1e2,Be2c4,Bc4b3][%mdl 32] The position is equal.} dxc4 {D37: Queen's Gambit Declined: 5 Bf4.} 8. O-O Nd5 9. Bxc4 Nxf4 10. exf4 Nb6 11. Bb3 Nd5 12. g3 Nxc3 13. bxc3 b6 {[#]} 14. Ne5 $146 ({Predecessor:} 14. d5 exd5 15. Bxd5 Bg4 16. Qb3 Bxf3 17. Bxf3 Rb8 18. Rad1 Bd6 19. Qb5 Qf6 20. Rd3 {½-½ (43) Holt,C (2533)-Rosen,E (2372) Chicago 2015}) 14... Bb7 {Prevents d5.} 15. Re1 {[%cal Of4f5]} Bf6 16. Qg4 {[%cal Oe5f7] [#] Black must now prevent Nxf7!} Qd6 17. Rad1 Rad8 18. c4 {[%cal Oc4c5]} c5 19. dxc5 ({Much worse is} 19. d5 exd5 20. cxd5 b5 $17) 19... Qxc5 20. Nd7 {Active counter play!} Rxd7 21. Rxd7 {Chess con chili.} Qc6 {[%csl Gb7][%cal Rc6h1] [#]} 22. Rxb7 $1 Qxb7 23. f5 exf5 24. Qxf5 {aiming for Bc2.} Qc6 25. Qd5 Qc5 {A balanced but interesting game.  Weighted Error Value: White=0.04 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.15"]
[Round "7.4"]
[White "Alavi, Sayed Javad"]
[Black "Davtyan, Artur"]
[Result "0-1"]
[ECO "D02"]
[WhiteElo "2455"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,102,0,20,19,10,12,14,10,25,5,11,3,34,18,70,28,39,39,66,33,25,0,4,-53,-56,-102,-102,-99,-91,-106,-87,-97,-87,-90,-87,-76,-79,-99,-82,-100,-101,-104,-88,-95,-95,-105,-105,-112,-114,-113,-93,-112,-100,-106,-83,-87,-89,-118,-107,-122,-114,-118,-116,-216,-208,-280,-275,-371,-386,-380,-360,-371,-363,-415,-404,-426,-436,-425,-420,-468,-413,-392,-387,-6015,-473,-29960,-29958,-29989,-29990,-29990,0,-29989,-29990,-29991,-29991]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 c5 5. Nbd2 Bd6 6. dxc5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bxc5 7. c4 O-O 8. a3 {The position is equal.} Nc6 {[#]} 9. Rc1 $146 ({Predecessor:} 9. Be2 b6 10. O-O Bb7 11. cxd5 Nxd5 12. Bg3 Rc8 13. Qb3 Bd6 14. Bxd6 Qxd6 15. Rac1 {½-½ (66) Swiercz,D (2647)-El Debs,F (2553) Chess.com INT 2021}) 9... Be7 10. cxd5 Nxd5 11. Bg3 $1 Bf6 (11... f5 $11) 12. Nc4 (12. Qc2 $14) 12... b5 13. Nd6 Na5 14. Qc2 (14. Bxb5 Bxb2 15. Rxc8 Rxc8 16. Nxc8 Bc3+ 17. Nd2 Qxc8 $11) 14... Ba6 {[%cal Oa5c4]} 15. Nd4 (15. Nxb5 $2 Rc8 16. Nc3 Rxc3 17. bxc3 Bxc3+ 18. Qxc3 (18. Nd2 $2 Bxd2+ 19. Qxd2 Nb3 $19) 18... Nxc3 19. Bxa6 {[#]} Qb6 $1 $19) 15... Nc4 16. Nxc4 (16. Bxc4 $11 bxc4 17. O-O) 16... bxc4 $15 17. Qd2 (17. Bxc4 $15 Rc8 18. b3) 17... Rc8 $17 18. Be2 Qb6 {Hoping for ...Rfd8.} 19. O-O Rfd8 {[%cal Oh7h5]} 20. Qc2 Bxd4 21. exd4 c3 22. Bxa6 Qxa6 23. h4 Rc6 24. bxc3 Rxc3 25. Qd2 Qxa3 {Black is much more active.} 26. Ra1 {[%cal Bc1a1,Ba1a5,Ba5c5][%mdl 32]} Qe7 27. Ra5 {[%cal Oa5d5] Rxd5! is the strong threat.} Ra3 28. Rc5 h6 {[%cal Od5e3]} 29. Rfc1 Rb3 30. Qa5 Rb7 {[%cal Bb3b7,Bb7d7,Bd7d8][%mdl 32]} (30... Rb4 {seems wilder.} 31. R1c4 Rb7 32. Rb5 Rb6 33. Rbc5 Rd7) 31. Rc8 Rbd7 (31... Rxc8 {feels hotter.} 32. Rxc8+ Kh7 33. Qc5 Qf6 34. Rh8+ Kxh8 35. Qc8+ Kh7) 32. Rxd8+ Rxd8 33. Qc5 Qb7 34. Ra1 Rd7 35. Be5 Ne7 36. Qc3 (36. Ra4 $17) 36... Nf5 $40 {[%mdl 128] Black goes for the king.} 37. h5 f6 38. Qc4 fxe5 39. Qxe6+ Rf7 40. Rc1 {Black must now prevent Rc8+.} Ne7 {Prevents Rc8+.} ({Don't go for} 40... Kh7 $2 41. dxe5 Rf8 42. Qc4 $19) 41. Qxe5 Nd5 {To avoid Rc7} ({Wrong is} 41... Qb2 $2 42. Rf1 $19) 42. g3 Qd7 {To avoid Qe6} 43. Rc5 Nf6 44. d5 Ng4 45. Qc3 Qf5 46. f4 (46. Rc8+ Kh7 47. Qc2) 46... Qb1+ (46... Re7 $142 {( -> ...Re2)} 47. Qc1 Qxh5) 47. Kg2 {[#]} (47. Qc1 $19 Qxc1+ 48. Rxc1) 47... Re7 48. Kh3 Nf2+ 49. Kg2 Ng4 50. Kh3 $1 Ne3 {[%cal Rb1h1]} 51. Rc8+ Kf7 {Weighted Error Value: White=0.42/Black=0.27 (precise)} 0-1

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.15"]
[Round "7.5"]
[White "Petrov, Nikita"]
[Black "Barseghyan, Armen Ar."]
[Result "1-0"]
[ECO "B31"]
[WhiteElo "2558"]
[BlackElo "2358"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,105,19,29,31,29,42,66,73,78,50,40,40,27,20,58,9,77,45,45,44,48,44,44,45,48,42,53,60,129,36,36,36,37,36,47,26,29,22,25,0,0,0,0,2,6,0,10,0,0,0,4,0,233,260,205,137,583,635,640,646,622,605,583,462,542,457,769,761,740,716,29968,521,29969,29970,29980,29981,29982,29983,29983,29983,29984,29984,29984,29985,29985,29986,29991,29992,29992,29991,29991,29991]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 Nf6 6. Re1 O-O 7. h3 a6 8. Bxc6 dxc6 9. d3 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} Qc7 10. e5 Nd5 11. c4 {White is slightly better.} Nb6 12. Nc3 Rd8 {[%cal Ob6c4]} 13. Qe2 Bf5 {[#]} 14. Ne4 $146 ({Predecessor:} 14. Rd1 Qd7 15. Ne1 Qc7 16. Bf4 Nd7 17. Nf3 Nf8 18. Bh2 Qd7 19. Na4 Bxd3 20. Qe3 {1-0 (40) Magem Badals,J (2510)-Spangenberg,H (2505) Cuba 1993}) 14... Nd7 15. Bf4 (15. Ng3 $14 {should be considered.}) 15... b6 (15... Nxe5 $11 {keeps the balance.} 16. Kh1 Bxe4 17. Qxe4 f6) 16. g4 (16. Ng3 $5 {[%cal Rg3f5]}) 16... Be6 17. Qe3 a5 18. Rad1 a4 19. Kg2 Nf8 20. Rd2 Qc8 21. Bh6 Bh8 (21... Qc7 $14) 22. Neg5 {White is much more active.} (22. Qg5 $16) 22... Bg7 $1 $14 23. Bxg7 Kxg7 24. Ne4 Qc7 25. Ng3 h6 26. Nh4 b5 27. f4 (27. Ngf5+ $5 gxf5 28. gxf5 $14) 27... bxc4 28. f5 Bd5+ 29. Kg1 {And now fxg6 would win.} g5 30. f6+ exf6 31. Nh5+ Kh8 {Strongly threatening ...cxd3.} 32. Nxf6 Be6 33. Nf3 {[%cal Of3g5] Nxg5! is the strong threat. Pair of Knights!} Nd7 $2 {[#]} (33... Nh7 $11 {and Black has nothing to worry.} 34. Nxh7 Kxh7) 34. Nxg5 $1 $18 {[%mdl 512]} Nxf6 (34... hxg5 $2 35. Qxg5 Nxf6 36. exf6 Qg3+ 37. Rg2 Qxe1+ 38. Kh2 Qe5+ 39. Qxe5 $18) 35. exf6 $40 {[%mdl 128] White is out for blood.} Rxd3 $2 {[%mdl 8192] Loses the game.} (35... hxg5 36. Qxg5 Qg3+ 37. Rg2 Qxe1+ 38. Kh2) (35... Bd5 $16) 36. Rxd3 cxd3 37. Nxe6 fxe6 38. Qxh6+ {[%mdl 4096] Endgame KQR-KQR} Qh7 39. Qf4 d2 40. Qxd2 {aiming for Re5.} Qxh3 {[#]} (40... a3 $142 41. bxa3 (41. Rxe6 Qxh3 42. Qe2 Rg8 $16) 41... Qxh3) 41. Qf4 $1 {Threatens to win with Re2.} Rg8 42. g5 {Threatening mate with f7.} Qf5 43. Qh4+ Qh7 44. Re4 {White mates.} a3 45. bxa3 {[%cal Bb2a3,Ba3a4,Ba4a5][%mdl 32]} e5 46. a4 c4 47. Rxc4 c5 48. a5 e4 49. Rxe4 c4 50. Rxc4 Rxg5+ 51. Qxg5 Qb1+ 52. Rc1 {[%csl Gf6][%cal Rg5g7]} Qg6 53. Rc8+ {Weighted Error Value: White=0.10 (very precise) /Black=0.39} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.16"]
[Round "8.1"]
[White "Makarian, Rudik"]
[Black "Barseghyan, Armen Ar."]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2509"]
[BlackElo "2358"]
[Annotator "RC"]
[PlyCount "137"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:01:27]} Nf6 {[%emt 0:02:51]} 2. c4 {[%emt 0:00:05]} e6 {[%emt 0:00:13]} 3. Nf3 {[%emt 0:00:04]} d5 {[%emt 0:00:15]} 4. g3 {[%emt 0:00:04]} Bb4+ {[%emt 0:00:24]} 5. Nbd2 {[%emt 0:00:35]} O-O {[%emt 0:00:20]} 6. Bg2 {[%emt 0:00:03]} b6 {[%emt 0:00:29]} 7. O-O {[%emt 0:00:28]} Bb7 {[%emt 0:01:43]} 8. b3 {[%emt 0:00:56]} a5 {[%emt 0:00:50]} 9. Bb2 {[%emt 0:00:19]} a4 {[%emt 0:00:43]} 10. bxa4 {[%emt 0:00:17]} Nc6 {[%emt 0:01:49]} 11. Rc1 {[%emt 0:14:43]} Na5 {[%emt 0:14:40]} 12. Ne5 {[%emt 0:02:38]} Bxd2 {[%emt 0:08:10]} 13. Qxd2 {[%emt 0:02:52]} Nd7 {[%emt 0:00:06]} 14. Ng4 {[%emt 0:03:22]} c6 {[%emt 0:05:57]} 15. Ne3 {[%emt 0:05:42]} Ba6 {[%emt 0:00:33]} 16. cxd5 {[%emt 0:00:33]} exd5 {[%emt 0:01:33]} 17. Ba3 {[%emt 0:03:37]} Re8 {[%emt 0:01:25]} 18. Bb4 {[%emt 0:00:11]} Bb7 {[%emt 0:05:24]} 19. Nf5 {[%emt 0:08:42]} Re6 {[%emt 0:01:11]} 20. Nd6 {[%emt 0:01:01]} Qb8 {[%emt 0:00:11]} 21. Nxb7 {[%emt 0:02:32]} Qxb7 {[%emt 0:01:06]} 22. Rfe1 {[%emt 0:01:26]} Nf6 {[%emt 0:08:18]} 23. Bh3 {[%emt 0:08:30]} Ree8 {[%emt 0:06:58]} 24. Bxa5 {[%emt 0:01:17]} Rxa5 {[%emt 0:00:07]} 25. Qb4 {[%emt 0:00:41]} h5 {[%emt 0:12:09]} 26. e3 {[%emt 0:03:27]} Ne4 {[%emt 0:08:25]} 27. Bg2 {[%emt 0:04:15]} Re6 {[%emt 0:02:20]} 28. Rb1 {[%emt 0:01:04]} Qa8 {[%emt 0:10:02]} 29. Qxb6 {[%emt 0:01:08]} Rxa4 {[%emt 0:00:04]} 30. Qc7 {[%emt 0:01:11]} Qa5 {[%emt 0:02:45]} 31. Qc8+ {[%emt 0:08:48]} Kh7 {[%emt 0:00:04]} 32. Bxe4+ {[%emt 0:00:06]} dxe4 {[%emt 0:00:09]} 33. Rec1 {[%emt 0:03:29]} Rxa2 {[%emt 0:01:30]} 34. Rc5 {[%emt 0:00:44]} Qd2 {[%emt 0:00:24]} 35. Rf1 {[%emt 0:00:39]} Qe2 {[%emt 0:01:11]} 36. Rf5 {[%emt 0:08:13]} Kg6 {[%emt 0:00:51]} 37. Rf4 {[%emt 0:00:00]} Rc2 {[%emt 0:02:51]} 38. h4 {[%emt 0:07:37]} Rf6 {[%emt 0:00:51]} 39. Rxf6+ {[%emt 0:00:15]} gxf6 {[%emt 0:00:36]} 40. Qg8+ {[%emt 0:00:00]} Kh6 {[%emt 0:00:00]} 41. Qxf7 {[%emt 0:16:09]} Qf3 {[%emt 0:15:26]} 42. Qf8+ {[%emt 0:00:58]} Kg6 {[%emt 0:01:16]} 43. Qc8 {[%emt 0:01:54]} Qf5 {[%emt 0:06:51]} 44. Qg8+ {[%emt 0:02:14]} Kh6 {[%emt 0:00:06]} 45. Qb3 {[%emt 0:00:07]} Re2 {[%emt 0:01:44]} 46. Qc4 {[%emt 0:00:32]} Qf3 {[%emt 0:00:53]} 47. Qxc6 {[%emt 0:00:09]} Kg6 {[%emt 0:00:06]} 48. Qe8+ {[%emt 0:00:30]} Kf5 {[%emt 0:00:03]} 49. Qd7+ {[%emt 0:00:14]} Kg6 {[%emt 0:00:02]} 50. Qe8+ {[%emt 0:01:54]} Kf5 {[%emt 0:00:04]} 51. Qg8 {[%emt 0:00:58]} Rc2 {[%emt 0:02:51]} 52. Qg7 {[%emt 0:04:58]} Re2 {[%emt 0:01:33]} 53. Qd7+ {[%emt 0:02:08]} Kg6 {[%emt 0:00:38]} 54. Qd6 {[%emt 0:00:25]} Rc2 {[%emt 0:00:48]} 55. Qf4 {[%emt 0:00:22]} Rd2 {[%emt 0:00:03]} 56. Kh2 {[%emt 0:00:40]} f5 {[%emt 0:03:09]} 57. Kg1 {[%emt 0:00:29]} Rb2 {[%emt 0:03:25]} 58. Qd6+ {[%emt 0:00:26]} Kf7 {[%emt 0:00:19]} 59. d5 {[%emt 0:00:36]} Rd2 {[%emt 0:00:34]} 60. Qe6+ {[%emt 0:00:10]} Kg7 {[%emt 0:00:40]} 61. d6 {[%emt 0:00:41]} Rd1 {[%emt 0:00:28]} 62. d7 {[%emt 0:01:00]} Rxf1+ {[%emt 0:00:15]} 63. Kxf1 {[%emt 0:00:02]} Qd1+ {[%emt 0:00:06]} 64. Kg2 {[%emt 0:00:01]} Qf3+ {[%emt 0:00:03]} 65. Kg1 {[%emt 0:00:02]} Qd1+ {[%emt 0:00:04]} 66. Kh2 {[%emt 0:00:03]} Qf3 {[%emt 0:00:07]} 67. Qe7+ {[%emt 0:00:08]} Kg6 {[%emt 0:00:05]} 68. Qd6+ {[%emt 0:00:04]} Kf7 {[%emt 0:00:08]} 69. Qd3 {[%emt 0:01:11]} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.16"]
[Round "8.2"]
[White "Davtyan, Artur"]
[Black "Petrov, Nikita"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2454"]
[BlackElo "2558"]
[Annotator "TA"]
[PlyCount "27"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,27,0,0,4,0,0,0,0,0,-4,-10]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Nbd7 5. cxd5 exd5 6. Bf4 c6 7. Qc2 Nh5 8. Bg5 Be7 9. Bxe7 Qxe7 10. e3 {The position is equal.} g6 {has lost popularity (10...Nb6). D35: Queen's Gambit Declined: Exchange Variation.} 11. Be2 Ng7 12. O-O O-O 13. Bd3 {[#]} Nf6 $146 ({Predecessor:} 13... f5 14. Rfe1 b6 15. Rac1 Bb7 16. Qe2 Rae8 17. a3 Qf6 {½-½ (44) Jyothsna,L (1964)-Pujari,R (2191) Mysore 2017}) 14. Rab1 {A rather calm draw.  Weighted Error Value: White=0.01 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.16"]
[Round "8.3"]
[White "Lobanov, Sergei"]
[Black "Alavi, Sayed Javad"]
[Result "1-0"]
[ECO "B48"]
[WhiteElo "2512"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,75,38,25,17,33,27,28,31,47,31,29,35,41,23,31,18,12,15,25,39,20,46,39,0,0,0,43,57,51,56,43,58,26,49,47,0,0,23,24,16,15,25,23,-31,-15,-24,-8,-16,19,21,14,14,412,416,813,818,29977,29978,29978,29979,29979,29980,29979,29980,29988,29989]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 {[%cal Bb8c6,Bc6e5,Be5g4][%mdl 32]} 5. Nc3 Qc7 6. Be3 a6 7. Qf3 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2.} Nf6 {[%cal Of8a3]} 8. O-O-O Ne5 9. Qg3 {White has an edge.} b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. f4 Neg4 11. Bg1 {Black must now prevent e5.} h5 {aiming for ...b4. The main line 11...h5 scores better than 11...b4.} 12. e5 b4 $1 13. Na4 (13. exf6 bxc3 14. fxg7 Bxg7 $15) 13... Nd5 14. h3 Nh6 15. f5 Bb7 16. Bd3 Be7 17. Kb1 (17. Qxg7 Rg8 18. Qh7 Qxe5 $1 19. fxe6 dxe6 $1 $11) 17... h4 $1 18. Qe1 Nf4 (18... Rc8 $11) 19. Be4 $14 {Strongly threatening Bh2.} Nxg2 20. Qe2 Nf4 21. Qf3 Bxe4 22. Qxe4 Nd5 23. Qg2 Bf8 $1 (23... Qxe5 24. Bh2 Qf6 25. Qe4 $16) 24. Be3 {[%cal Od4e6]} Rc8 (24... Qxe5 $2 25. Bxh6 Rxh6 26. Rhe1 $18) 25. Bg5 {And now Rhf1 would win.} g6 $1 (25... Qxe5 $2 26. Rhe1 Qd6 27. Nxe6 $1 {[%mdl 512]} fxe6 28. Rxd5 $18 (28. fxe6 dxe6 29. Rxd5 Qc6 $18)) 26. fxg6 Rg8 $1 {[#]} 27. Qe4 $5 $146 {[%mdl 8] An interesting novelty.} (27. Bxh4 Rxg6 28. Qe4 Nf5 29. Nxf5 exf5 30. Qxd5 (30. Qxf5 Ne3 $17) 30... Qxc2+ 31. Ka1 Qxa4 $15) ({Better is} 27. Bxh6 $11 Rxg6 28. Bg5) ({Predecessor:} 27. Nf3 Rxg6 28. Qd2 Nf5 29. Rhe1 Bg7 30. Rc1 Qa5 31. c4 bxc3 32. Nxc3 Nxc3+ 33. bxc3 Rc5 34. Bf4 f6 35. Re4 fxe5 36. Bg5 Rd5 37. Qf2 Qb5+ 38. Ka1 Qd3 {0-1 (38) Sethuraman,S (2628)-Moussard,J (2631) Sharjah 2021}) 27... Rxg6 $15 28. Bxh4 Bg7 (28... Qa5 $5 {[%cal Ra5a4]} 29. b3 Qxa4 $1 30. Qxd5 Qxa2+ $1 31. Kxa2 exd5 $15) 29. Rhe1 {[%cal Bh1e1,Be1e2,Be2f2,Bf2f7][%mdl 32]} Ng8 (29... Qa5 $5 {[%cal Ra5a4]} 30. Rg1 Rxg1 31. Rxg1 Bf8 $11) 30. Re2 {[%cal Od4f5]} Nge7 31. Rf1 Qa5 $2 {[%mdl 8192] [#] Loses the game.} (31... Ng8 $1 $11 {and Black has nothing to worry.}) 32. Ref2 $1 $18 {[%cal Of2f7] Chess con chili.} ({And not} 32. Qf3 f5 33. exf6 Bxf6 $11) 32... Qxa4 (32... Bxe5 $142 33. Rxf7 (33. Qxe5 $2 Nc3+ 34. bxc3 Qxe5 $19) 33... Bf6 34. R7xf6 Nxf6 35. Bxf6 Rxf6 36. Rxf6 Qd5) 33. Rxf7 {Threatens to win with Bxe7.} Qa5 34. Bxe7 {White mates.} Nxe7 {[#]} 35. Qh4 $1 {[%csl Gf7][%cal Rh4e7]} ({Not} 35. Rxe7+ Kxe7 36. Qxg6 Qxe5 37. Qf7+ Kd6 $18) 35... Nf5 {[#]} 36. Nxf5 $1 {[%csl Gf5,Gf7][%cal Rh4e7,Bd4f5,Bf5e7,Be7c8][%mdl 32]} Kxf7 37. Ne7+ Ke8 38. Nxc8 {Weighted Error Value: White=0.06 (flawless) /Black=0.37} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.16"]
[Round "8.4"]
[White "Danielyan, Vahe"]
[Black "Ohanyan, Emin"]
[Result "1-0"]
[ECO "D38"]
[WhiteElo "2332"]
[BlackElo "2373"]
[Annotator "ChessBase"]
[PlyCount "59"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:12]} 2. c4 {[%emt 0:00:16]} e6 {[%emt 0:00:04]} 3. Nc3 {[%emt 0:00:04]} Bb4 {[%emt 0:00:03]} 4. Nf3 {[%emt 0:00:15]} d5 {[%emt 0:00:15]} 5. Qa4+ {[%emt 0:00:07]} Nc6 {[%emt 0:00:04]} 6. e3 {[%emt 0:00:04]} O-O {[%emt 0:00:34]} 7. Qc2 {[%emt 0:00:04]} Re8 {[%emt 0:00:21]} 8. Bd2 {[%emt 0:00:05]} h6 {[%emt 0:00:08]} 9. a3 {[%emt 0:00:19]} Bf8 {[%emt 0:00:04]} 10. O-O-O {[%emt 0:03:06]} a6 {[%emt 0:17:49]} 11. Rg1 {[%emt 0:05:48]} dxc4 {[%emt 0:03:07]} 12. g4 {[%emt 0:00:59]} b5 {[%emt 0:39:05]} 13. g5 {[%emt 0:00:34]} hxg5 {[%emt 0:01:15]} 14. Nxg5 {[%emt 0:00:05]} b4 {[%emt 0:01:02]} 15. Nce4 {[%emt 0:00:05]} g6 {[%emt 0:00:08]} 16. Bxc4 {[%emt 0:00:49]} bxa3 {[%emt 0:03:26]} 17. Nxf7 {[%emt 0:06:00]} Kxf7 {[%emt 0:04:26]} 18. Ng5+ {[%emt 0:00:12]} Kg7 {[%emt 0:08:16]} 19. Nf3 {[%emt 0:00:32]} Kh8 {[%emt 0:07:03]} 20. Qxg6 {[%emt 0:02:10]} axb2+ {[%emt 0:02:41]} 21. Kb1 {[%emt 0:00:38]} Qe7 {[%emt 0:01:36]} 22. Ne5 {[%emt 0:03:54]} Nxe5 {[%emt 0:03:52]} 23. dxe5 {[%emt 0:01:05]} Qh7 {[%emt 0:01:20]} 24. exf6 {[%emt 0:00:59]} e5 {[%emt 0:01:30]} 25. Bd3 {[%emt 0:06:26]} Qxg6 {[%emt 0:00:27]} 26. Bxg6 {[%emt 0:00:19]} Re6 {[%emt 0:01:03]} 27. Bc3 {[%emt 0:01:28]} Bd6 {[%emt 0:00:21]} 28. Be4 {[%emt 0:01:36]} Rb8 {[%emt 0:01:32]} 29. f7 {[%emt 0:00:09]} Bd7 {[%emt 0:00:03]} 30. Rg5 {[%emt 0:00:42]} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.16"]
[Round "8.5"]
[White "Hayrapetyan, Hovik"]
[Black "Sturua, Zurab"]
[Result "1/2-1/2"]
[ECO "E34"]
[WhiteElo "2499"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,133,14,0,9,0,0,0,0,0,0,0,0,-58,0,-81,-66,-85,-70,-86,-68,-56,-59,-94,-28,-87,-65,-97,-47,-108,-119,-131,-106,-111,-129,-131,-143,-136,-108,-114,-72,-80,-76,-77,-71,-79,-75,-74,-72,-70,0,0,0,-10,0,-46,-39,-41,-34,-41,-40,-48,-43,-51,10,2,8,9,17,10,43,0,36,29,29,37,55,12,55,55,52,42,43,43,50,47,103,-19,-20,-23,8,-75,-75,-75,-61,-61,-61,-143,-43,-61,-61,-128,-128,-129,-131,-327,-295,-237,-138,-129,0,0,8,8,11,-12,-12,-19,-12,-21,-16,-16,-12,-13]} 1. d4 {Pein,M} Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. Nf3 Qf5 7. Qb3 Nc6 $1 {The main line 7...Nc6 scores better than 7...c5. E34: Nimzo-Indian: Classical: 4...d5.} 8. a3 Ba5 9. e3 O-O {[#]} 10. Bb5 $146 ({Predecessor:} 10. Qb5 e5 11. Bd3 Qg4 12. O-O a6 13. Qb3 Bxc3 14. Qxc3 e4 15. Ne5 Nxe5 16. dxe5 {0-1 (77) Beliavsky,A (2618)-Short,N (2675) Las Vegas 1999 CBM 072 [Pein,M]}) 10... Bd7 {And now ...Bxc3+ would win.} 11. Be2 e5 {[%cal Be6e5,Be5e4][%mdl 32]} 12. d5 (12. O-O $11) 12... Ne7 (12... Bxc3+ $15 13. bxc3 Na5) 13. O-O (13. Bd2 $1 $11) 13... e4 $36 {[%mdl 2048] Black is more active.} 14. Nd4 Qg6 15. Kh1 Bb6 16. a4 Rfd8 17. Bc4 Rab8 (17... Bc5 $17) 18. Nde2 (18. f3 $11 {remains equal.}) 18... Nf5 19. Qc2 Nd6 (19... Nh4 $6 20. Ng3 $11) (19... Re8 $1 $17 20. b4 c6 21. dxc6 bxc6) 20. Ba2 ({White should try} 20. b3 $15) 20... a5 21. Rb1 Re8 22. b4 axb4 23. Rxb4 Bc5 24. Rb1 b6 25. Bb2 Qh6 (25... Ng4 $142 {[%cal Oc5e3]} 26. h3 Qh6) 26. Ng3 Ra8 27. Bb3 Qh4 28. Nce2 Ng4 $1 {[%csl Gg4][%cal Rh4h2]} 29. h3 Ne5 30. Nf4 {[%cal Of4e6]} Nf3 31. Qc3 {[%csl Gb2][%cal Rc3g7]} ({Reject} 31. gxf3 Bxh3 32. Ng2 Qh6 $17) 31... f6 32. Bc2 (32. gxf3 exf3 33. Rfd1 Bxh3 $19) 32... Ng5 {[%cal Rg5h3]} 33. Ngh5 {[#]} (33. Kg1 $1 $11) 33... Nxh3 $1 $15 34. gxh3 Bxh3 35. Nxf6+ gxf6 36. Qxf6 Qxf6 37. Rg1+ $1 {[#]} Kf7 (37... Qg6 $1 $15 38. Nxh3 Kf7 $1 39. Rxg6 hxg6) 38. Bxf6 $11 {Chess con chili.} Kxf6 39. Nxh3 Rg8 40. Nf4 Nc4 41. Rbd1 (41. Bxe4 $14 {deserves consideration.} Nd2 42. Bxh7) 41... Ke5 42. Rxg8 Rxg8 43. d6 Nxd6 44. Rd5+ Kf6 45. Rh5 $1 {[%mdl 1024] White has compensation.} Rh8 46. Nd5+ Kg6 47. Re5 Rf8 48. Kg2 {[%cal Oa4a5]} Rf5 (48... Rg8 $14) 49. Rxe4 Nxe4 50. Bxe4 $16 {[%mdl 4096] Endgame KRB-KBN} Kg5 (50... c6 $5 {[%cal Rc6d5]} 51. Nf4+ Kf6 52. Bxf5 Kxf5 $11) 51. Nxc7 (51. Bxf5 $11 Kxf5 52. Nxc7) 51... Rf7 $17 52. Nd5 h5 53. f4+ Kh4 {White must now prevent ...Ra7.} 54. Bf3 (54. Kf3 $15) 54... Rg7+ (54... Rd7 $17 55. Kf2 Kh3) 55. Kf2 $15 Ra7 56. Bd1 ({Better is} 56. Nc3 $1 $15) 56... Rd7 $1 $17 57. Bb3 Kh3 $1 {Hoping for ...Rg7.} 58. Kf3 $2 (58. f5 $17 {might work better.}) 58... Kh2 $19 59. f5 {[#]} h4 (59... Rg7 $1 $19 {...Rg3+ is the strong threat.} 60. f6 Rg3+ 61. Kf4 h4) 60. f6 $17 {[#]} h3 ({Black should play} 60... Rd6 $1 $17 61. Kg4 h3) 61. Nf4 $11 {The position is equal.} Rh7 {aiming for ...Kg1.} 62. Be6 Rh6 63. Bxh3 {Threatens to win with f7.} Rxf6 64. Bf1 Rf7 65. Bc4 Ra7 66. Bb5 Rg7 67. Nd5 {Weighted Error Value: White=0.21 (precise) /Black=0.22 (precise)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.19"]
[Round "9.1"]
[White "Sturua, Zurab"]
[Black "Makarian, Rudik"]
[Result "1-0"]
[ECO "D36"]
[WhiteElo "2529"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 20,113,16,0,0,6,0,6,29,0,0,0,0,0,0,-38,-37,-33,62,54,66,49,49,52,117,96,93,96,103,69,81,66,70,60,97,100,99,91,112,87,85,87,129,121,122,131,129,113,136,105,102,91,93,86,92,83,85,85,85,85,85,31,29,0,0,0,0,0,0,0,0,0,0,0,0,0,12,0,2424,2014,1902,1620,1423,1196,29971,29973,29973,29974,29974,29975,29975,29976,29976,29977,29980,29981]} 1. c4 e6 2. Nc3 d5 3. d4 Nf6 4. cxd5 exd5 5. Bg5 c6 6. e3 h6 7. Bh4 Be7 8. Bd3 O-O 9. Qc2 Re8 10. Nge2 Nbd7 11. f3 b5 {is more profitable than 11...c5 at the moment. D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2).} 12. O-O Nb6 13. Rae1 Nc4 {[#] The position is equal.} 14. Bxc4 $146 ({Predecessor:} 14. Bf2 Qa5 15. a3 Rb8 16. h3 b4 17. axb4 Qxb4 18. Ra1 Qxb2 19. Qa4 Rb4 20. Qxa7 {½-½ (63) Mosconi,T-Brudnak,J (2061) ICCF email 2012}) 14... dxc4 15. e4 b4 16. Na4 Qa5 17. Bf2 Ba6 $1 18. Nc5 {Prevents Nd7.} Bb5 (18... Qxa2 $2 19. Ra1 Qxa1 20. Rxa1 $18) (18... Bxc5 $15 19. dxc5 Nd7) 19. a4 $14 bxa3 20. Ra1 $1 Bxc5 21. dxc5 Ba4 (21... Rad8 $14) 22. Qc1 ({Of course not} 22. Qxc4 $6 Qb5 23. b3 Bxb3 24. Qxb5 cxb5 $11) 22... axb2 23. Qxb2 {[#] And now Qa2 would win.} Qb5 24. Qa3 Bb3 25. Nd4 Qb7 26. Qa6 Qxa6 27. Rxa6 Nd7 28. Nxc6 ({But not} 28. Rxc6 Rec8 $11) 28... Rac8 29. Rxa7 {White is more active.} Rxc6 30. Rxd7 Ra8 ({Black should try} 30... c3) 31. Rc1 $16 Ra2 32. Rb7 Rc8 33. Rb6 Rd2 34. Kf1 Bc2 35. Be3 c3 36. c6 {[%cal Bc5c6,Bc6c7][%mdl 32]} ({Worse is} 36. Bxd2 cxd2 37. Ra1 d1=Q+ 38. Rxd1 Bxd1 $17) 36... Bd3+ 37. Kg1 Re2 {[#]} 38. Rxc3 $1 Rxe3 39. c7 {[%cal Oc3d3] Threatens to win with Rxd3!} Kh7 40. h4 ({White should play} 40. Rb8 $16 Re1+ 41. Kf2 Re2+ 42. Kg3) 40... Re1+ $14 41. Kf2 (41. Kh2 $5 {[%cal Rb6b8]}) 41... Rb1 42. Rxb1 Bxb1 $11 {[%mdl 4096] Endgame KRB-KR} 43. Ke3 Ba2 44. Kd4 Be6 45. g4 g5 46. hxg5 hxg5 47. Rc6 Bd7 48. Kc5 {[%mdl 1024] White has compensation.} Ra8 $2 {[%mdl 8192]} (48... Kg7 $11 49. Kd6 Bxc6 50. Kxc6 Kf8) 49. Rd6 $18 Bc8 50. Rd8 Kg7 51. e5 Ra1 52. Rxc8 {White mates.} Rc1+ 53. Kd6 Rd1+ 54. Ke7 Rc1 55. e6 fxe6 56. Kxe6 Rc3 57. Re8 {Weighted Error Value: White=0.08 (flawless) /Black=0.26 (precise)} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.19"]
[Round "9.2"]
[White "Ohanyan, Emin"]
[Black "Hayrapetyan, Hovik"]
[Result "1-0"]
[ECO "D43"]
[WhiteElo "2373"]
[BlackElo "2499"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 9,57,12,9,11,57,56,68,52,79,62,89,38,75,78,92,85,90,87,95,0,-7,-4,7,16,10,0,46,25,68,52,64,64,72,54,166,161,166,160,364,368,354,359,345,347,1303,1287,29987,29988,29988,29989]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 c6 5. Bg5 h6 6. Bxf6 {D43: Semi-Slav: 5 Bg5 h6.} gxf6 (6... Qxf6 $11 7. e3 Qd8) 7. e3 $14 Nd7 8. Bd3 {White is slightly better.} a6 {[#]} 9. O-O $146 {White is more active.} ({Predecessor:} 9. a4 Bd6 10. e4 dxc4 11. Bxc4 Qa5 12. d5 cxd5 13. exd5 e5 14. O-O f5 15. Nh4 {½-½ (48) Kahn,E (2250)-Molnar,J (2196) Hungary 2017}) 9... f5 10. Ne2 (10. c5 $16) 10... Bd6 11. c5 Bc7 12. b4 Nf6 13. Nf4 Ne4 14. Bxe4 ({White should try} 14. a4 $16) 14... fxe4 $11 15. Ne5 Bxe5 16. dxe5 Qg5 17. Qh5 Rg8 (17... a5 $11) 18. f3 $14 exf3 (18... a5 $11 {is more appropriate.}) 19. Rxf3 {[#] Hoping for Rg3.} Qxh5 20. Nxh5 {aiming for Nf6+.} Rg5 {[%csl LRe5,LRh5]} 21. Nf6+ Ke7 (21... Kd8 $14) 22. Raf1 a5 23. h4 Rg6 (23... Rxe5 $16 24. Ng8+ Kf8 25. Nxh6 f5) 24. Nh5 $18 f5 25. exf6+ {[%cal Be5f6,Bf6f7][%mdl 32]} Kf7 26. Nf4 Rg8 (26... Rxf6 27. Nxd5 Rxf3 28. Rxf3+ Kg8) 27. Nd3 {[#] Intending Ne5+ and mate.} axb4 28. Ne5+ Kf8 29. f7 {Weighted Error Value: White=0.13 (very precise) /Black=0.48} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.19"]
[Round "9.3"]
[White "Alavi, Sayed Javad"]
[Black "Danielyan, Vahe"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2455"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 16,55,7,6,22,11,14,18,47,18,21,27,30,15,5,0,0,7,60,52,53,20,29,12,11,5,106,100,105,98,108,102,98,100,116,114,212,213,216,216,862,853]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 b6 5. Bg2 Bb7 6. O-O O-O 7. Nc3 Ne4 8. Nxe4 Bxe4 9. Be3 d5 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} 10. Rc1 Nc6 11. Qd2 {[#]} Re8 $146 {The position is equal.} ({Predecessor:} 11... dxc4 12. Rxc4 Na5 13. Rcc1 Rc8 14. b4 Nb7 15. Rfd1 e6 16. Bf1 a5 17. a3 axb4 18. axb4 {1-0 (71) Bu,X (2675)-Vachier Lagrave,M (2722) Khanty-Mansiysk 2011}) 12. b3 a5 13. Rfd1 a4 14. Ne1 {[%cal Bf3e1,Be1g2,Bg2f4][%mdl 32]} (14. Bh6 {is more complex.} Bf6 15. Qe3 Ra5 16. h4 e6 17. Bg5) 14... Bxg2 15. Nxg2 axb3 16. axb3 Ra3 ({Better is} 16... dxc4 $11 17. bxc4 e5) 17. cxd5 $14 Qxd5 18. Qc3 Na5 {[%cal Oc7c5]} 19. Qxc7 Nxb3 20. Nf4 $36 {[%mdl 2048] Black is under pressure.} Qb5 (20... Qd8 $11) 21. Rb1 $16 e5 {[#]} 22. dxe5 Bxe5 23. Qxb6 Qxb6 24. Bxb6 {Strongly threatening Rd3.} Bxf4 25. gxf4 {And now Rd3 would win.} Rxe2 (25... Na5 $16 26. Rbc1 Ra4) 26. Rd8+ $18 Kg7 {[#]} 27. Rd3 Nd2 (27... Re4 28. Rdxb3 Rxb3 29. Rxb3 Rxf4) 28. Bd4+ {Weighted Error Value: White=0.07 (flawless) /Black=0.34} 1-0

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.19"]
[Round "9.4"]
[White "Petrov, Nikita"]
[Black "Lobanov, Sergei"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2558"]
[BlackElo "2512"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 12,41,0,12,18,5,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,-13,0,0,0,0,0,0,-3]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 dxc4 6. Bg2 b5 7. Ne5 {[%cal Oc3b5] The position is equal.} a6 {[%cal Ba7a6,Ba6a5][%mdl 32] E04: Open Catalan: 5 Nf3.} 8. O-O Bb7 $1 9. b3 b4 10. Ne4 $1 {[%mdl 4] outshines the older 10.Na4.} Nxe4 11. Bxe4 c3 12. a3 a5 $1 13. Qd3 Bd6 14. Bf4 $1 g5 15. Be3 f5 16. Bxf5 {[%cal Of5g6]} Bxe5 {[#]} 17. dxe5 $146 {[%cal Of5g6] [#] Hoping for Bg6+!} ({Predecessor:} 17. Bxe6 Qf6 18. axb4 Qxe6 19. dxe5 Ba6 20. Qxc3 Bxe2 21. Rfe1 Bf3 22. Bxg5 O-O 23. Bf6 {½-½ (31) Vinchev,S (2481)-Copar,A (2527) GER email 2018}) 17... exf5 18. Qxf5 Bc8 19. e6 {[%csl Ge6][%cal Rf5f7]} Qe7 {[%csl LRa3,LRe6] Prevents Qf7+.} 20. axb4 {aiming for Qe5.} Bxe6 21. Qe5 {An even fight not without its subleties.  Weighted Error Value: White=0.01 (flawless) /Black=0.00 (flawless)} 1/2-1/2

[Event "12th A.Margaryan Memorial 2022"]
[Site "Yerevan"]
[Date "2022.01.19"]
[Round "9.5"]
[White "Barseghyan, Armen Ar."]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "D38"]
[WhiteElo "2358"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2022.01.09"]
[EventType "tourn"]
[EventCountry "ARM"]

{[%evp 9,128,10,31,0,0,0,6,8,0,0,2,-9,0,0,-18,-19,-16,-8,0,-17,-10,-18,-20,-40,-32,-37,-33,-45,0,-14,0,0,0,0,0,0,0,0,0,-7,-7,-10,0,-129,-117,-116,-129,-160,-127,-126,-122,-128,0,-168,-164,-158,-159,-159,-159,-168,-160,-159,-159,-174,-16,-16,0,-16,-19,-272,-280,-502,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bf4 {D38: Queen's Gambit Declined: Ragozin Defence (4 Nf3 Bb4).} Ne4 {is cutting edge theory.} 7. Rc1 Nc6 {[%cal Bb8c6,Bc6d4,Bd4e6][%mdl 32]} 8. Nd2 g5 9. Bg3 Nxg3 10. hxg3 Nxd4 11. e3 Bxc3 12. bxc3 Ne6 13. Be2 {[#]} Qf6 $146 ({Predecessor:} 13... b6 14. Nf3 Bb7 15. Nd4 Qd6 16. Qa4+ c6 17. Rh6 Qf8 18. Nf5 Qc5 19. Bh5 O-O-O 20. Bxf7 {1-0 (50) Grischuk,A (2777)-Aronian,L (2781) Lichess.org INT 2020}) 14. Bf3 c6 15. c4 Nc5 16. Nb3 Nxb3 17. Qxb3 dxc4 18. Qb4 g4 19. Be4 h5 (19... b5 20. Qc5 Bb7 21. Rd1 $16) 20. Rxc4 Qa1+ 21. Bb1 $1 Be6 $36 {[%mdl 2048] Black is more active.} 22. Rc5 O-O-O 23. O-O Rd7 24. Rfc1 {[%cal Ob1d3]} Qf6 {next ...h4 is good for Black.} 25. Be4 {[%cal Oe4c6]} Kd8 $1 {[%cal Bc8d8,Bd8e8,Be8e7][%mdl 32]} 26. Bxc6 bxc6 $17 27. Rxc6 {[%csl Gc1][%cal Rc6c8]} Ke8 28. Rd6 {Black must now prevent Rc8+.} Rxd6 29. Qxd6 {[%cal Oc1c8] Rc8+! is the strong threat.} Qd8 {Inhibits Rc8.} 30. Qe5 Rg8 ({Black should play} 30... Rh7 $17 {aiming for ...Kf8.} 31. Rb1 Qd5 32. Qb8+ Ke7) 31. Rb1 $2 (31. Rc7 $11) 31... Rg5 $19 32. Qh8+ Ke7 33. Rb7+ Bd7 34. Qd4 {[#]} Qc8 $1 35. Qe4+ Kf6 36. Qf4+ {[#]} ({Of course not} 36. Rxa7 Qc6 37. Qh7 (37. Qf4+ Kg6 $17) 37... Ke7 $17) 36... Kg6 $2 (36... Rf5 $1 $19 {[%cal Rf5f4]} 37. Qd4+ (37. Qd6+ $2 Be6 $19) 37... Ke6 38. Rxa7 (38. Qe4+ $2 Re5 $19) 38... Qc6) 37. Rb8 $1 $11 (37. Rc7 $2 Qe8 38. Rxa7 Be6 39. Qe4+ Rf5 $19) 37... Qc1+ 38. Kh2 Rf5 39. Qd6+ {[%mdl 8192]} (39. Qd4 $11 {and White stays safe.} Bc8 40. Qh8) 39... Be6 $19 {Strongly threatening ...Qc3.} 40. Rh8 $2 (40. e4 Rc5 41. Rg8+ Kh7 42. Qd8) 40... Rxf2 $2 (40... Qf1 41. Qf8) (40... Qb2 $19 41. Rg8+ Kh6) 41. Qe5 $11 {The position is equal.} Rxg2+ 42. Kxg2 {[%mdl 4096] Endgame KQR-KQB} Bd5+ 43. e4 Qc2+ 44. Kg1 {Chess con chili.} Qd1+ 45. Kg2 Qe2+ 46. Kg1 Qe1+ 47. Kh2 Qe2+ 48. Kg1 Qd1+ 49. Kg2 Qc2+ 50. Kg1 Qb1+ 51. Kf2 {White threatens Rg8+ and mate.} Qxa2+ 52. Kg1 Qb1+ 53. Kf2 Qc2+ 54. Kg1 Qc5+ 55. Kg2 Qc2+ 56. Kg1 Qd1+ 57. Kg2 Qe2+ 58. Kg1 {Threatening mate with Rg8+.} Qe1+ 59. Kh2 {Intending Rg8+ and mate.} Qf2+ 60. Kh1 Qe1+ 61. Kh2 {Rg8+ would kill now.} Qf2+ 62. Kh1 Qf1+ 63. Kh2 Qf2+ 64. Kh1 {White wants to mate with Rg8+.} Qf1+ {Weighted Error Value: White=0.28 (precise) /Black=0.15 (very precise)} 1/2-1/2

