[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.1"]
[White "Studer, Noel"]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[ECO "D86"]
[WhiteElo "2582"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,61,28,29,36,28,33,18,41,8,16,3,15,-35,33,25,25,-22,-14,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. Be3 Nc6 10. O-O Bg4 11. f3 Bd7 $1 {[%mdl 4] is recently more successful than 11...Na5.} 12. Rb1 Na5 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} 13. Bd3 Rc8 14. Qd2 b5 {[#]} 15. Rfc1 $146 ({Predecessor:} 15. d5 a6 16. Bh6 Bxh6 17. Qxh6 e6 18. e5 c4 19. Bc2 Qc7 20. f4 f5 21. exf6 Rxf6 22. dxe6 Bxe6 {1-0 (39) Thorsteins,K (2480)-Dorfman,J (2580) Reykjavik 1993}) 15... a6 16. h4 e5 17. d5 f5 (17... c4 $1 $15 18. Bc2 f5) 18. c4 $14 fxe4 19. Bg5 Bf6 {The position is equal.} 20. fxe4 bxc4 21. Bxc4 Nxc4 22. Rxc4 Bb5 23. Rc2 Bxg5 24. hxg5 Bxe2 25. Qxe2 Qxg5 26. Rbc1 Rb8 27. Rxc5 Rb2 28. Qxb2 Qe3+ {[%mdl 64] [#] Double Attack} 29. Kh2 Qh6+ 30. Kg1 $1 Qe3+ {[%mdl 64] Double Attack} 31. Kh2 {Weighted Error Value: White=0.08/Black=0.10} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.2"]
[White "Santos Latasa, Jaime"]
[Black "Narciso Dublan, Marc"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2600"]
[BlackElo "2492"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,130,40,47,35,37,28,23,30,35,14,25,43,25,19,28,20,12,29,75,68,109,66,69,70,76,33,32,17,17,0,0,-21,17,15,20,12,37,8,22,20,25,19,29,16,17,15,14,12,17,24,37,25,29,7,71,31,33,34,38,33,83,79,85,86,118,110,109,127,112,98,97,101,264,38,34,51,41,8,18,0,12,8,8,8,12,11,91,33,34,24,45,13,14,8,24,24,24,0,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. a4 c6 8. h3 h6 9. Re1 Re8 10. Ba2 {C41: Philidor Defence.} exd4 $1 {[%mdl 4] is more profitable than 10...Qc7 at the moment.} 11. Nxd4 Bf8 12. f4 {[#] White has an edge.} Nc5 $146 {[%cal Rf6e4]} ({Predecessor:} 12... Qc7 13. Kh1 Nc5 14. Qf3 Ne6 15. Be3 a5 16. Nf5 Nc5 17. Bd4 Bxf5 18. exf5 Ncd7 {1-0 (29) Rodriguez,S (1801)-Brunet Gil,P (2035) Barcelona 2019}) 13. e5 dxe5 14. fxe5 Nh7 15. Rf1 Be6 16. Nxe6 Qxd1 17. Rxd1 {[#] Threatens to win with Nc7.} fxe6 18. a5 Ng5 19. Be3 Nf7 20. Ne2 Nxe5 21. Nd4 Kh8 22. Re1 {[%mdl 1024] White has compensation.} Ned7 23. b4 e5 24. Nf3 Na6 (24... Ne4 $5 {[%cal Rf8b4]} 25. Bf7 Red8 $11) 25. c3 Nf6 26. Bf7 Re7 {Hoping for ...e4.} 27. Bg6 e4 28. Nh4 Kg8 29. Bd4 Nc7 30. Bxf6 (30. Bf5 {is interesting.} Ree8 31. Bxf6 gxf6 32. Bxe4 Bd6 33. Nf5) 30... gxf6 31. Rxe4 Rxe4 32. Bxe4 Rd8 33. Rf1 Kf7 34. Bg6+ Kg7 35. Bh5 Ne6 (35... Rd3 $11 {remains equal.}) 36. Re1 Nf4 37. Nf5+ Kg8 38. Bd1 a6 39. Bb3+ Kh7 40. Re4 Ng6 41. Re6 Rd3 42. Rxf6 Rxc3 43. Rf7+ Kh8 44. Be6 Bxb4 $2 {[#]} (44... Rc1+ $16 {keeps fighting.} 45. Kh2 Re1) 45. Rxb7 $2 ({White has to play} 45. Rf6 $1 $18 {[%cal Rf6g6]} Nf8 46. Rxh6+ Nh7 47. Rg6) 45... Bc5+ $14 46. Kh2 Nf4 47. Bd7 Nd5 48. Be6 Ne3 49. g4 Nxf5 50. gxf5 $11 {[%mdl 4096] Endgame KRB-KRB} Bd6+ 51. Kg2 Be5 (51... Rg3+ $11 52. Kf2 Rxh3) 52. Ra7 (52. Rf7 $16) 52... Rg3+ $14 53. Kf1 Rxh3 54. Rxa6 {And now Ra8+ would win.} Ra3 55. Ra7 h5 56. a6 h4 57. Bd7 c5 {The position is equal.} 58. Bc6 c4 59. Be4 h3 60. Ra8+ Kg7 61. a7 h2 62. Re8 Rxa7 63. Rxe5 Ra1+ 64. Kf2 h1=Q 65. Bxh1 Rxh1 {Weighted Error Value: White=0.16/Black=0.14} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.3"]
[White "Alsina Leal, Daniel"]
[Black "Oratovsky, Michael"]
[Result "1/2-1/2"]
[ECO "B41"]
[WhiteElo "2498"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,139,21,25,19,42,43,37,35,40,35,38,37,31,29,23,29,33,47,30,37,37,42,51,52,50,50,45,45,59,45,85,75,120,88,146,147,169,141,164,152,162,152,132,107,137,126,126,126,118,117,119,72,94,82,119,116,229,216,227,216,210,208,223,220,196,151,157,133,219,203,250,191,191,191,200,185,187,191,189,189,193,189,197,194,192,191,196,196,231,231,231,224,218,220,237,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,175,118,175,141,141,141,141,148,148,130,130,130,130,130,130,0,130,0]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 {B41: Sicilian: Kan Variation: 5 c4.} O-O $1 {[%mdl 4] is more profitable than 7...Qc7 at the moment.} 8. e5 Ne8 $1 9. Bf4 {White is slightly better.} d6 10. exd6 Bxd6 11. Bxd6 Qxd6 12. O-O-O Nd7 {[#]} 13. Qg3 $146 ({Predecessor:} 13. Nc2 Qxd3 14. Bxd3 Nc5 15. Be2 a5 16. f4 Bd7 17. Ne4 Nxe4 18. Rxd7 Nc5 19. Rd4 {½-½ (54) Oleksienko,M (2595)-Miezis,N (2456) Brest 2019}) 13... Qc5 14. Be2 Ndf6 15. Nb3 Qe7 16. Qe3 b5 17. Qc5 $1 {[%cal Rc5e7]} Qxc5 18. Nxc5 bxc4 19. Bxc4 Nc7 20. Rd6 Ng4 21. Be2 Ne5 22. b3 f6 ({Better is} 22... Ra7) 23. Kb2 $16 Nf7 24. Rc6 Ra7 25. Rd1 Re8 26. f4 Kf8 27. Bc4 Ke7 28. Rd2 $36 {[%mdl 2048] White is in control.} Rd8 29. Re2 Rd6 30. Rxd6 Nxd6 31. Bd3 Kf7 32. Rd2 (32. Bxh7 $6 g6 $11) 32... Nb7 33. N5a4 Nd5 (33... Nd6 $16) 34. Nxd5 $1 $18 (34. Bxh7 $6 Nxc3 35. Kxc3 (35. Nxc3 Ke7 $16) 35... Ke7 $16) 34... exd5 35. Nb6 Nd6 36. Nxd5 (36. Bxh7 $6 Be6 $16) 36... Be6 37. Nb4 ({Don't play} 37. Bxh7 $6 g6 $16) 37... Rd7 38. Rc2 a5 39. Na6 Nb7 (39... Bf5 $16) 40. Rc7 ({Less strong is} 40. Bxh7 g6 $14) 40... Ke7 41. Rxd7+ Bxd7 42. Bxh7 {[%mdl 4096] Endgame KBN-KBN} Bb5 43. Nc7 Bc6 44. g3 Kd6 45. Na8 $1 Kc5 {Black wants to play ...Nd8.} 46. Bg6 Nd6 47. Nc7 {Strongly threatening Ne6+.} Bd7 48. Bd3 Kc6 49. Na6 Bc8 {[#] intending ...Kb6.} 50. b4 $1 Bxa6 51. Bxa6 axb4 {[#] KB-KN} 52. Kc2 $1 Ne4 53. Bc8 Nc5 54. Kd2 Kd5 55. Ke3 b3 56. axb3 Nxb3 57. h4 Nc5 58. g4 Na4 59. Bf5 Nb6 60. Be4+ Kd6 61. Kd4 {Cut Off at move 61} Nc8 62. g5 (62. Bb7 $18 Ne7 63. h5) 62... Ke7 (62... fxg5 $16 {keeps fighting.} 63. hxg5 (63. fxg5 Ne7 $18) 63... Nb6) 63. g6 Ke6 64. f5+ Kd6 65. h5 {Hoping for h6!} Ne7 66. Bc2 {Black must now prevent h6!} Ng8 67. Bb3 Nh6 68. Be6 Ng4 69. Bb3 Nh6 $1 70. Be6 {Weighted Error Value: White=0.07/Black=0.12} (70. Ke4 $16) 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.4"]
[White "Munoz, Miguel"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2442"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,38,0,0,0,0,-15,-14,-10,-12,-12,-8,-20,0,0,-6,0,0,0,0,-21,-14,-14,-14,-7,-7,-14,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Bxc6 dxc6 6. d3 Bd6 7. Nbd2 Be6 {The position is equal.} 8. Qe2 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} (8. b3 {seems wilder.} Qe7 9. O-O Nd7 10. Qe2 f6 11. Nc4) 8... Qe7 9. Nc4 Bxc4 10. dxc4 Nd7 11. O-O O-O {[#]} 12. Be3 $146 ({Predecessor:} 12. Bg5 Qe6 13. Nh4 g6 14. b3 f6 15. Bd2 a5 16. a4 b6 17. Rae1 Rae8 18. g3 {½-½ (26) Molina,R (2423)-Mekhitarian,K (2544) Albena 2013}) 12... f5 13. Rad1 f4 14. Bd2 a5 15. Bc3 b6 16. b3 Rf7 17. Kh1 $1 Raf8 18. g4 g5 19. Rg1 h6 {An uneventful encounter.  Weighted Error Value: White=0.04/Black=0.02} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.5"]
[White "Grigoryan, Karen H."]
[Black "Peralta, Fernando"]
[Result "*"]
[ECO "A41"]
[WhiteElo "2659"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,30,41,29,53,41,53,68,63,52,60,35,48,31,56,36,24,34,67,34,41]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d5 Ne5 6. Nxe5 Bxe5 7. e4 c6 {A41: 1 d4 d6: Tartakower System and Modern Defence.} 8. Bd3 Bg7 9. O-O Nf6 10. Bg5 h6 {[#]} 11. Bd2 $146 ({Predecessor:} 11. Bf4 g5 12. Bg3 Ng4 13. h3 Ne5 {½-½ (13) Skytte,R (2385)-Fries Nielsen,J (2370) Odense 2018}) 11... O-O 12. Rc1 a6 13. h3 cxd5 14. exd5 e5 15. dxe6 Bxe6 {Weighted Error Value: White=0.11/Black=0.12} *

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.20"]
[Round "1.5"]
[White "Peralta, Fernando"]
[Black "Grigoryan, Karen H."]
[Result "1-0"]
[ECO "A41"]
[WhiteElo "2586"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,123,39,34,36,51,63,52,66,61,63,40,42,38,57,48,40,50,72,52,46,52,50,48,44,46,63,52,91,100,109,95,91,80,82,94,161,159,153,159,236,118,176,175,177,155,162,168,164,142,143,131,147,139,145,139,133,140,239,225,283,297,294,290,287,212,234,234,208,188,201,102,305,292,348,361,346,330,310,222,335,330,380,365,326,336,485,379,655,654,560,414,1626,1626,1399,937,12819,6398,29981,29982,29982,29983,29983,29981,29984,29985,29985,29986,29986,29987,29987,29988,29988,29989]} 1. d4 d6 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nc6 5. d5 Ne5 6. Nxe5 Bxe5 7. e4 c6 {A41: 1 d4 d6: Tartakower System and Modern Defence.} 8. Bd3 Bg7 9. O-O Nf6 {White is slightly better.} 10. Bg5 h6 {[#]} 11. Bd2 $146 ({Predecessor:} 11. Bf4 g5 12. Bg3 Ng4 13. h3 Ne5 {½-½ (13) Skytte,R (2385)-Fries Nielsen,J (2370) Odense 2018}) 11... O-O 12. Rc1 a6 13. h3 cxd5 14. exd5 e5 15. dxe6 Bxe6 16. Re1 Re8 17. Qf3 Nd7 18. b3 (18. Qxb7 Rb8 $15) 18... Ne5 19. Qg3 Rc8 20. Be4 Nc6 21. Bd5 Bf5 22. Rxe8+ Qxe8 23. Qxd6 Be5 (23... Rd8 $16 {was called for.} 24. Qf4 Nb4) 24. Qa3 $18 Qd7 25. Re1 Re8 (25... Bg7 $16 26. Ne4 Re8) 26. Qc5 (26. g4 $18) 26... Bg7 (26... Kh7 $16 {might work better.}) 27. Rxe8+ Qxe8 28. Qe3 Qxe3 29. fxe3 Bc2 30. Ne4 Bf8 31. Nf6+ Kg7 32. Bc3 Bb4 33. Ne4+ Bxc3 34. Nxc3 $16 {[%mdl 4096] Endgame KBN-KBN} Kf8 (34... Kf6 $16 35. Kf2 Nd8) 35. Kf2 $18 Ke7 36. e4 f5 37. Ke3 fxe4 38. Nxe4 (38. Bxe4 Bxe4 39. Nxe4 (39. Kxe4 Kd6 $16) 39... b6 $16) 38... Nb4 39. Bxb7 {[#] Threatens to win with a3.} Nxa2 40. Nd2 Nc1 41. Be4 ({White should try} 41. b4 $18) 41... Bd1 $2 {Loses the game.} (41... Bxb3 $16 42. Kd4 (42. Bxg6 Kd6 $16) 42... g5) 42. b4 ({Weaker is} 42. Bxg6 Bxb3 43. Kd4 Bd1 $16) 42... g5 43. Kd4 Kd6 44. c5+ Kc7 45. Bd5 Ne2+ (45... Ba4 $142 46. Bc4 Bb5) 46. Ke5 Nf4 47. Be4 Ba4 48. h4 Bc6 (48... Ne2 {was necessary.} 49. hxg5 hxg5) 49. g3 Ne2 $2 (49... Nh3 50. Bxc6 Kxc6) 50. hxg5 hxg5 51. g4 Nc3 {[#]} (51... Nc1 $142 52. Bxc6 Kxc6) 52. Bxc6 $1 Kxc6 {KN-KN} 53. Nf3 Kb5 54. Nxg5 Kxb4 55. c6 {White mates.} Nb5 56. Ne6 a5 57. c7 Na7 58. Nd4 a4 59. g5 a3 60. Nc2+ Kc5 61. g6 a2 62. g7 {Weighted Error Value: White=0.12/Black=0.40} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.21"]
[Round "2.1"]
[White "Oratovsky, Michael"]
[Black "Studer, Noel"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2414"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,1,9,10,16,16,8,14,25,10,14,16,30,31,35,0,0,0,22,0,25,-2,17,-8,95,83,81,81,102,79,100,97,118,115,107,104,112,106,120,115,110,-20,-22,-16,-15,-45,0,-151,-141,-306,-318,-299,-312,-615,-606]} 1. e4 e5 2. Bc4 Nf6 3. d3 c6 4. Nf3 d5 5. Bb3 a5 {And now ...a4 would win.} 6. a4 {C24: Bishop's Opening: 2...Nf6.} (6. Nxe5 $2 a4 $19) 6... Bb4+ 7. c3 Bd6 8. exd5 {The position is equal.} cxd5 9. Bg5 Be6 10. Na3 Nc6 $5 {[%mdl 4] An interesting side line.} 11. Nb5 Bb8 {[#]} 12. d4 $146 ({Predecessor:} 12. O-O h6 13. Bh4 O-O 14. Re1 g5 15. Bg3 Bg4 16. Qd2 Bxf3 17. gxf3 Qd7 18. Kg2 {0-1 (61) Onischuk,V (2608)-Motylev,A (2665) Minsk 2017}) 12... e4 13. Nd2 h6 14. Bh4 g5 15. Bg3 Bf4 16. Nf1 Qe7 (16... Bg4 $11 17. Qb1 O-O) 17. Bxf4 $1 $16 gxf4 18. Qd2 e3 19. fxe3 Ne4 20. Qe2 $1 Rg8 {aiming for ...Qh4+.} 21. exf4 O-O-O 22. Ne3 Qh4+ 23. g3 {[%mdl 64] Overworked Piece} Nxg3 24. Qf2 {[%mdl 64] Hoping for Rg1. Pin} Qh3 25. O-O-O ({Avoid the trap} 25. Rg1 $2 Ne4 $19) (25. Nd6+ $1 $16 Rxd6 26. Rg1 {[%mdl 64] Pin}) 25... Nxh1 $11 26. Rxh1 {f5 is the strong threat.} Ne7 {[%cal Bc6e7,Be7f5,Bf5e3][%mdl 32] White should prevent ...Nf5.} 27. Bc2 Nf5 (27... Bf5 $5) 28. Re1 $2 {[#]} (28. Nxf5 $11 Bxf5 29. Qe2) 28... Nxe3 $1 $17 29. Rxe3 $2 (29. f5 $17 Nxc2 {[#]} 30. Qf4 $1 {[%mdl 512]}) 29... Rg2 $19 30. Rxh3 Rxf2 31. f5 $2 {[#]} (31. Rg3) 31... Rxc2+ $1 {[%mdl 576] Remove Defender.  Weighted Error Value: White=0.40/Black=0.11} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.21"]
[Round "2.2"]
[White "Munoz, Miguel"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2442"]
[BlackElo "2586"]
[Annotator "RC"]
[PlyCount "53"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:07:43]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:12]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:00:08]} c5 {[%emt 0:00:00]} 4. Ngf3 {[%emt 0:00:07]} cxd4 {[%emt 0:00:10]} 5. Nxd4 {[%emt 0:00:08]} Nc6 {[%emt 0:00:23]} 6. Nxc6 {[%emt 0:00:09]} bxc6 {[%emt 0:00:04]} 7. Bd3 {[%emt 0:00:07]} Nf6 {[%emt 0:02:25]} 8. Qe2 {[%emt 0:00:09]} Be7 {[%emt 0:01:09]} 9. O-O {[%emt 0:00:22]} O-O {[%emt 0:01:09]} 10. c4 {[%emt 0:00:09]} a5 {[%emt 0:04:10]} 11. b3 {[%emt 0:02:29]} a4 {[%emt 0:01:00]} 12. Rb1 {[%emt 0:00:13]} axb3 {[%emt 0:05:22]} 13. axb3 {[%emt 0:01:46]} Bb7 {[%emt 0:02:06]} 14. e5 {[%emt 0:01:16]} Nd7 {[%emt 0:00:49]} 15. Nf3 {[%emt 0:00:09]} c5 {[%emt 0:05:22]} 16. Re1 {[%emt 0:00:33]} d4 {[%emt 0:09:39]} 17. Be4 {[%emt 0:01:54]} Rb8 {[%emt 0:05:36]} 18. Qd3 {[%emt 0:02:45]} Bxe4 {[%emt 0:02:31]} 19. Rxe4 {[%emt 0:00:10]} Qc7 {[%emt 0:03:28]} 20. Bg5 {[%emt 0:03:45]} Rfe8 {[%emt 0:05:19]} 21. Re2 {[%emt 0:22:31]} Nf8 {[%emt 0:08:57]} 22. Qe4 {[%emt 0:09:53]} Bxg5 {[%emt 0:01:59]} 23. Nxg5 {[%emt 0:00:08]} h6 {[%emt 0:00:05]} 24. Nf3 {[%emt 0:00:08]} Rb6 {[%emt 0:02:44]} 25. Ne1 {[%emt 0:02:06]} Reb8 {[%emt 0:03:28]} 26. Reb2 {[%emt 0:00:36]} Nd7 {[%emt 0:08:22]} 27. Nd3 {[%emt 0:01:39]} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.21"]
[Round "2.3"]
[White "Krysa, Leandro"]
[Black "Narciso Dublan, Marc"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2531"]
[BlackElo "2492"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,53,54,48,40,30,45,18,28,37,19,12,14,22,25,5,13,0,0,6,13,12,12,11,24,10,17,0,20,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 dxc4 4. e3 b5 5. a4 e6 6. b3 Bb4+ 7. Bd2 Bxd2+ 8. Nfxd2 cxb3 {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} 9. Qxb3 {[#]} bxa4 $146 ({Predecessor:} 9... Nf6 10. axb5 Bb7 11. Bc4 cxb5 12. Bxb5+ Nbd7 13. Nc3 a6 14. Be2 Qc7 15. O-O O-O 16. Rfc1 {1-0 (58) Reyes,A-Monfort,F UECC Email 1999}) 10. Qxa4 Ne7 11. Be2 O-O 12. O-O Nd7 13. Bf3 a5 14. Nc4 Ba6 15. Rc1 Bb5 16. Qd1 Ra6 17. Nba3 Bxc4 18. Nxc4 Qc7 19. Ra4 Nd5 {The position is equal.} 20. Qd2 {[%cal Ra4a5]} Rfa8 21. Rca1 (21. Qa2 {is interesting.} Qb8 22. Nd2 Qc7 23. Nb3 N7b6 24. Ra3) 21... c5 22. Rxa5 Rxa5 23. Rxa5 Rxa5 24. Qxa5 Qxa5 25. Nxa5 cxd4 26. Bxd5 exd5 27. exd4 {Weighted Error Value: White=0.06/Black=0.01} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.21"]
[Round "2.4"]
[White "Grigoryan, Karen H."]
[Black "Alsina Leal, Daniel"]
[Result "1/2-1/2"]
[ECO "B34"]
[WhiteElo "2659"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,109,-20,-17,-16,-17,-20,-16,-27,-18,-43,-27,-39,-9,-1,-8,-25,-18,-14,-14,-70,-73,-134,-133,-126,-121,-125,-56,-63,-68,-58,-62,-68,-51,-63,-66,-66,-63,-64,-14,-45,8,0,0,0,3,4,28,29,45,39,89,89,145,145,145,145,145,109,109,74,165,74,360,360,335,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 Nf6 4. d4 cxd4 5. Nxd4 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. c4 Be7 10. Be2 O-O 11. O-O a6 12. Nc3 f5 13. f4 Bf6 14. Qc2 {B33: Sicilian: Pelikan and Sveshnikov Variations.} g6 15. Be3 Nd7 16. Qd2 Re8 {[#]} 17. Rfe1 $146 ({Predecessor:} 17. fxe5 Bxe5 18. Rac1 Nf6 19. Bd4 Bd7 20. b4 a5 21. a3 axb4 22. axb4 Ne4 23. Nxe4 Bxd4+ 24. Qxd4 Rxe4 {½-½ (38) Sukhorukov,A (2246)-Traut,G (2096) ICCF email 2007}) 17... exf4 18. Bxf4 Qb6+ 19. Kh1 Nc5 20. Bf3 Bd7 21. b3 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 22. Be3 (22. Rac1 $11) 22... a4 23. b4 {[#]} (23. bxa4 $142 Qa5 24. Bd4 Rxe1+ 25. Rxe1 Bxd4 26. Qxd4 Nxa4 27. Re7 Qxc3 28. Rg7+ Kh8 29. Qxc3 Nxc3 30. Rxd7 {[%mdl 64] Double Attack}) 23... Rxe3 $1 $17 {[%mdl 512]} 24. Rxe3 (24. Qxe3 Qxb4) 24... Qxb4 {Threatens to win with ...f4.} 25. Rb1 Qxc4 (25... Bxc3 $6 26. Qc2 $11) ({Black should play} 25... Qa5 $1 $17 {Strongly threatening ...f4.} 26. g3 Bg5) 26. Be2 $15 Qd4 27. Qxd4 $1 Bxd4 28. Rf3 {[#]} f4 $1 {[%mdl 512]} 29. Bb5 {White wants to play Bxd7.} (29. Rxf4 Bxc3) 29... Bf5 {...Bxc3 is the strong threat.} 30. Rb4 Be5 31. Nxa4 Be4 32. Rf1 {aiming for Nxc5.} Nxa4 (32... Bxd5 $2 33. Nb6 $18) (32... Bc2 $15 33. Nxc5 dxc5) 33. Rxa4 Rxa4 34. Bxa4 {[%mdl 4096] Endgame KRB-KB} Kg7 35. Bb3 b6 36. Re1 Bf5 37. Rc1 Bd4 38. Rc7+ Kh6 (38... Kf6 $142) 39. Bc2 $16 Bxc2 40. Rxc2 {KR-KB} Kg5 41. Rc7 h5 42. Rf7 Kg4 (42... h4 $16) 43. a4 (43. h3+ $18 {and White stays clearly on top.} Kg5 44. h4+ $1 {[%mdl 512]} Kg4 45. Re7) 43... g5 $2 {[%mdl 8192]} (43... h4 $16 {is a better defense.}) 44. h3+ $18 Kg3 {intending ...g4.} 45. Rh7 $2 (45. Rd7 $1 $18 {[%cal Rd7d6]} Be5 46. Rh7) 45... g4 $1 $11 {[%cal Rg4h3] The position is equal.} 46. Rxh5 {Hoping for Rg5.} f3 47. gxf3 gxf3 48. Rf5 f2 49. h4 Be3 50. h5 Bd2 ({Avoid the trap} 50... Bf4 $2 51. Rxf4 $1 {[%mdl 512]} Kxf4 52. Kg2 $18) 51. Rf8 Be3 (51... Bf4 52. Rxf4 $1 {[%mdl 512]} Kxf4 53. Kg2 $18) 52. Rg8+ Kh3 (52... Kf3 $5 53. Rf8+ $8 Kg3 $11) 53. Rf8 {Black must now prevent Rf3+.} Kg3 54. Rf6 Bg5 ({Don't go for} 54... Bf4 $2 {[#]} 55. Rxf4 $1 {[%mdl 512]} Kxf4 56. Kg2 $18) 55. Rf8 {Black defended with fortune.  Weighted Error Value: White=0.21/Black=0.25} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.21"]
[Round "2.5"]
[White "Cheparinov, Ivan"]
[Black "Santos Latasa, Jaime"]
[Result "1-0"]
[ECO "E04"]
[WhiteElo "2688"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,112,21,14,14,19,12,0,3,14,5,0,0,0,10,7,12,0,0,0,0,0,0,0,20,28,12,15,26,0,17,0,0,8,97,97,97,95,127,121,128,124,131,118,116,106,131,129,134,127,117,117,162,164,164,143,200,173,139,118,135,128,185,165,185,185,173,183,249,247,233,224,224,224,343,224,224,0,343,343,343,343,343,343,343,251,242,234,239,237,239,225,218,184,297,237,229,241,244,241,331,306,329,314,29982]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Bg2 a6 6. Ne5 Bb4+ {E04: Open Catalan: 5 Nf3.} 7. Nc3 {Black must now prevent Qa4+.} Nd5 8. O-O {Strongly threatening Nxd5.} O-O {The position is equal.} 9. Ne4 $5 {[%mdl 4] An interesting side line.} c3 {[#]} 10. bxc3 $146 ({Predecessor:} 10. Qc2 cxb2 11. Bxb2 Nd7 12. Rfd1 Be7 13. Rac1 a5 14. Nc5 Nxe5 15. dxe5 Qe8 16. Nd3 {1-0 (28) Shuler,J (2186)-Villarreal,B (2365) ICCF email 2016}) 10... Nxc3 11. Qc2 Nxe4 12. Bxe4 f5 13. Bg2 Qxd4 14. Rb1 Qc3 15. Qa4 {And now Bb2 would win.} Qxe5 16. Qxb4 Qb5 17. Qc3 Qxb1 18. Bb2 {[%csl Gb2][%cal Rc3g7] [#]} Qxf1+ $1 19. Kxf1 {[%csl Gb2][%cal Rc3g7]} Rf7 20. f4 $40 {[%mdl 128] White mounts an attack.} a5 21. Bf3 Ra6 (21... Nc6 $11 {keeps the balance.}) 22. Bh5 $1 $16 {[%cal Rh5f7][%mdl 1024] White has strong compensation.} Rd7 23. Be8 Re7 24. Bb5 Rb6 25. Ba3 Rxb5 26. Bxe7 Nc6 {[#]} 27. Bd8 $1 Bd7 28. Bxc7 Rd5 29. Bb6 Kf7 30. Kf2 Kf8 31. g4 Be8 32. h3 Bf7 (32... h6 $16 33. Qb3 Ne7) 33. Kg3 Kg8 34. Be3 h5 35. gxf5 exf5 (35... Rxf5 $16 36. Qb2 b5) 36. Bc1 Rd7 37. a3 Kh7 38. Bb2 {[%csl Gb2][%cal Rc3g7]} Bg6 (38... Bd5 {was necessary.} 39. a4 Rf7) 39. Kh4 $18 Re7 40. e3 Kh6 41. Qc5 Rf7 (41... Kh7 {keeps fighting.} 42. Bc3 Re4) 42. Qd6 Re7 43. Qc5 (43. Qd3 $142) 43... Rf7 $1 44. Qd5 Rf8 {[#]} 45. Qd7 $1 {[%csl Gb2][%cal Rd7g7][%mdl 512]} Rf7 46. Qc8 Bh7 47. Qe8 Bg6 {[#]} 48. e4 $1 {[%mdl 512]} Kh7 (48... fxe4 49. f5) 49. e5 {aiming for Kg5.} Rc7 50. Qf8 Bf7 51. Kg5 Re7 (51... Rd7 $142) 52. a4 ({Weaker is} 52. Kxf5 Bg6+ 53. Kg5 Rf7 $16) 52... Rd7 {[#] intending ...Nd8.} 53. Qc8 $1 {[%cal Rc8d7]} ({Not} 53. Kxf5 Ne7+ 54. Kg5 Ng6 $16) 53... Be6 54. Qe8 Re7 55. Qxh5+ Kg8 56. Ba3 Rd7 $2 {Weighted Error Value: White=0.13/Black=0.16} (56... Rf7 $18 57. Kh4 Bc4) 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.22"]
[Round "3.1"]
[White "Peralta, Fernando"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2586"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,90,-7,0,0,0,0,0,0,0,-4,52,50,47,37,34,52,50,54,66,31,97,48,91,77,65,72,75,43,87,79,84,79,209,74,79,57,64,58,60,55,67,53,70,70,77,64,79,34,57,27,27,29,29,14,24,35,156,0,0,0,0,0,58,0,69,59,75,81,81,78,86,63,83,67,70,33,42,-29983,-29984]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. cxd5 exd5 6. Bf4 c6 7. e3 Bf5 $1 {7...Bf5 scores better than 7...0-0.} 8. Nh4 {D35: Queen's Gambit Declined: Exchange Variation.} Bg4 9. Qc2 Nh5 10. h3 {The position is equal.} Be6 11. Nf3 {[#]} g6 $146 (11... Nxf4 $11 12. exf4 Bd6) ({Predecessor:} 11... Nxf4 12. exf4 Bd6 13. f5 Bd7 14. Bd3 O-O 15. O-O Na6 16. Bxa6 bxa6 17. Rae1 Qf6 {½-½ (37) Ypma,H-Kelbl,J (1871) ICCF email 2010}) 12. Bh6 $14 Bf6 13. g4 Bg7 $1 14. Bg5 ({Don't play} 14. gxh5 Bxh6 15. Qb3 Qb6 $15) 14... Nf6 15. O-O-O O-O 16. Kb1 Nbd7 (16... Qa5 $14) 17. Ne5 Qa5 18. f4 Ne4 19. Nxe4 dxe4 20. Nc4 Bxc4 21. Bxc4 Nb6 22. f5 Nd5 (22... h6 $16) 23. Bxd5 ({But not} 23. Qxe4 $6 h6 $16) (23. h4 $18 {and White stays clearly on top.}) 23... Qxd5 $16 24. Be7 Rfe8 25. f6 Bf8 26. Bxf8 Kxf8 27. Qf2 Qd6 28. g5 Re6 29. Rhf1 Kg8 30. Qh4 Qf8 31. d5 cxd5 32. Rxd5 Rd8 33. Rfd1 Rxd5 34. Rxd5 $11 {[%mdl 4096] Endgame KQR-KQR} h5 (34... h6 $1 $14) 35. gxh6 $2 (35. Qf2 $16) 35... Kh7 36. Rd7 Rd6 37. Re7 {And now a4 would win.} Rd1+ 38. Kc2 Rf1 (38... Rd6 $1 $11 39. Kb1 (39. Qxe4 Qc8+ 40. Kb3 Rb6+ 41. Ka4 Rxf6 $11) 39... Rd1+ 40. Kc2 Rd6 41. Qxe4 Qc8+ 42. Kb3 Rb6+ 43. Ka4 Ra6+ 44. Kb3 Rb6+ 45. Ka4 Rxf6) 39. Kb3 $14 Rf3 40. Qxe4 {[%mdl 64] [#] Double Attack} Rxf6 41. Rxb7 a6 42. a3 Kxh6 43. Ka2 Qc5 44. Rb8 Kg7 $1 45. Qa8 $2 {[%mdl 8192] [#]} (45. Re8 $14) 45... Qc4+ {Weighted Error Value: White=0.36/Black=0.18} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.22"]
[Round "3.2"]
[White "Alsina Leal, Daniel"]
[Black "Munoz, Miguel"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2498"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,48,56,50,40,53,18,54,50,55,54,64,69,84,52,74,37,43,33,30,22,38,38,30,28,50,58,48,25,70,35,35,45,53,45,46]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 Be6 9. Nc4 {B33: Sicilian: Pelikan and Sveshnikov Variations.} Rb8 10. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} h6 11. Bxf6 Qxf6 12. Nd5 Bxd5 13. exd5 {[#]} Ne7 $146 ({Predecessor:} 13... Na7 14. Be2 Be7 15. O-O Bd8 16. Qd2 O-O 17. f4 e4 18. Qe3 Nc8 19. Qxe4 b5 20. axb5 axb5 {½-½ (48) Brkic,A (2563)-Mamedov,R (2703) Skopje 2018}) 14. a5 Nc8 15. g3 Be7 16. Bh3 Qg6 {[#] Hoping for ...Qe4+.} 17. Ne3 Bg5 18. Bf5 Qf6 {And now ...Bxe3 would win.} 19. O-O $36 {[%mdl 2048] White has the initiative.} Bxe3 20. fxe3 Qg5 21. Qf3 O-O 22. Be4 {White is slightly better.} h5 23. h4 Qh6 24. Bd3 $1 Ne7 {Weighted Error Value: White=0.11/Black=0.08} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.22"]
[Round "3.3"]
[White "Studer, Noel"]
[Black "Grigoryan, Karen H."]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2582"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,113,15,10,45,27,35,18,18,11,7,-9,-12,-18,-8,-19,-18,-15,-16,-20,-17,-21,-26,-35,-27,-37,-18,-19,-14,-16,-16,-9,25,0,0,0,5,0,14,14,23,15,13,-10,-16,-8,0,-18,-18,-18,-12,-18,-18,-20,-16,-21,-22,-22,-18,-26,-23,-25,-11,-13,0,0,0,0,0,-4,-4,-15,-8,-13,-10,-10,-12,-18,0,0,0,-12,-8,-8,-8,-8,-8,-27,-18,-22,0,0,0,0,327,326,419,385,569,62,61,11,11,11,11,14]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d6 {E11: Bogo-Indian.} (6... d5 $5 {[%cal Rd5e4]}) 7. Be2 c5 8. O-O cxd4 9. Nxd4 Nc6 {[#]} 10. Nb5 $146 ({Predecessor:} 10. N4f3 a5 11. b3 b6 12. Bb2 Bb7 13. Re1 Qc7 14. Rc1 Rad8 15. Bf1 Qb8 16. Qc2 {0-1 (54) Melkumyan,H (2668)-Bartel,M (2634) Moscow 2019}) 10... d5 11. cxd5 exd5 12. exd5 Nxd5 13. Bf3 Be6 14. Nb3 Ne5 15. N5d4 Nxf3+ 16. Qxf3 Qb6 17. Bd2 a5 {[#] aiming for ...a4.} (17... Bf6 $5 {[%cal Rf6d4]} 18. Ba5 Qa6 $15) 18. a4 Bf6 19. Nxe6 fxe6 20. Qh3 Kh8 21. Rae1 Bxb2 22. Rxe6 Qc7 23. Qd3 Nf4 24. Bxf4 Qxf4 25. Qb5 Bc3 26. Re7 b6 27. Re6 Rf6 28. Re3 Qb4 29. Qd5 $1 {[%cal Rd5a8]} Raf8 30. g3 Rd6 31. Qf5 {[%cal Rf5f8]} Bf6 ({Weaker is} 31... Rxf5 32. Re8+ Rf8 33. Rxf8#) 32. Qe4 $1 Qxe4 33. Rxe4 Rc8 34. Kg2 Kg8 35. Nc1 Rdc6 36. Nd3 Rc4 37. Rfe1 $1 Rxe4 38. Rxe4 $11 {[%mdl 4096] Endgame KRB-KRN} Kf7 39. h4 Rc3 40. Nf4 Rc5 41. Re6 b5 42. axb5 Rxb5 43. Ra6 Bd4 44. g4 Ke7 45. Ne2 Bb2 46. h5 Kd7 47. h6 gxh6 48. f4 Kc7 49. f5 Kb7 50. Rxh6 a4 51. f6 Ka7 $2 {[%mdl 8192]} (51... a3 $11 52. f7 (52. Rxh7+ Ka8 $11) 52... Bg7 53. Rxh7 Bf8) 52. Rxh7+ $18 Ka6 53. f7 Rb8 {[#]} (53... Ba3 $142 54. Rh3 Bb4 55. Rh6+ Kb7) 54. Nf4 $2 (54. g5 $1 $18) 54... a3 $1 $14 {[%cal Ra3a2] Threatens to win with ...a2.} 55. Ne6 {Hoping for Nc7+.} (55. Nd3 $5 {[%cal Rg4g5]} Rf8 56. Rh3 $14) 55... a2 56. Rh1 ({Don't go for} 56. f8=R $2 Rxf8 57. Nc5+ Kb5 $19) 56... Kb6 57. f8=Q {Weighted Error Value: White=0.23/Black=0.23} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.22"]
[Round "3.4"]
[White "Santos Latasa, Jaime"]
[Black "Oratovsky, Michael"]
[Result "1/2-1/2"]
[ECO "E94"]
[WhiteElo "2600"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "133"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,133,67,50,81,75,86,76,93,79,79,87,87,85,88,64,78,92,88,107,112,80,69,77,89,55,55,53,73,41,45,44,47,36,40,31,47,47,45,47,52,47,46,40,41,23,65,59,51,50,66,54,75,67,97,92,93,78,75,70,79,79,85,70,79,68,67,66,85,66,68,66,100,68,94,93,108,83,108,101,124,77,88,59,79,51,56,43,64,19,28,21,68,68,91,91,91,91,91,72,72,72,91,72,91,72,91,71,71,41,39,40,52,52,56,45,71,29,46,0]} 1. d4 Nf6 2. c4 d6 3. Nf3 g6 4. Nc3 Nbd7 5. e4 e5 6. Be2 Bg7 7. O-O O-O 8. Qc2 c6 9. d5 Ne8 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves.} 10. Rd1 c5 11. Bg5 {[#]} Bf6 $146 {White is better.} ({Predecessor:} 11... f6 12. Bh4 h5 13. h3 Bh6 14. Ne1 Qe7 15. Nd3 Ng7 16. g4 Bf4 17. Kg2 Qf7 {½-½ (37) Chernin,A (2593)-Schweda,R (2420) Austria 2009}) 12. Be3 Be7 13. Bh6 Ng7 14. Qd2 Re8 15. a3 Nf6 16. h3 Kh8 17. Be3 Nd7 18. Kh2 f5 19. Bh6 f4 20. g3 Nh5 21. Rg1 Bf8 22. Bxf8 (22. Bg5 $5 {[%cal Rg5d8]} Be7 23. gxf4 $16) 22... Rxf8 23. g4 Ng7 24. g5 Nb6 25. b3 a5 26. Qd1 Qd7 {[%csl Gc8][%cal Rd7h3] [#]} 27. Qf1 Nh5 28. Qg2 Qe7 29. Rab1 Kg7 30. h4 Qd8 31. Rgc1 Qe7 32. Kg1 Rf7 33. Kf1 Nd7 34. Ke1 Nb8 35. Kd2 Na6 36. Rg1 Bd7 37. Qf1 Raf8 38. Kc2 Kh8 39. Qd1 Nc7 40. Qd2 Qe8 41. Qd3 Kg7 42. Rh1 Kh8 43. Kb2 Kg7 44. Rbf1 Kh8 45. Rfg1 Kg7 46. Rh2 Qb8 47. a4 Na6 48. Nb1 Nb4 49. Qc3 Qe8 50. Nbd2 Rg8 51. Rhh1 Kf8 52. Nh2 Ke7 53. Bf3 Kd8 54. Ng4 Rgf8 55. Nh6 Rg7 56. Nf1 Kc7 57. Nh2 Kb6 58. Ka3 Kc7 59. Rd1 Kb6 60. Rhg1 Kc7 61. Rd2 {Cut Off at move 61} Kb6 62. Bg4 Bxg4 63. Rxg4 Re7 64. Nf3 Qd7 65. Kb2 Ree8 66. Kb1 Ka6 67. Kb2 {Weighted Error Value: White=0.11/Black=0.10} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.22"]
[Round "3.5"]
[White "Narciso Dublan, Marc"]
[Black "Cheparinov, Ivan"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2492"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,73,4,0,5,5,6,7,0,0,-11,8,0,16,13,9,9,23,23,12,16,16,14,11,8,38,38,41,21,38,21,41,28,36,35,41,25,41,21,39,24,42,41,41,35,41,41,103,100,101,99,117,94,101,112,232,246,241,228,586,556,549,484,856,858,821,799]} 1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. c3 d5 5. e3 Nc6 6. dxc5 {A45: Trompowsky Attack.} Bxc5 7. Nd2 O-O 8. Nb3 {The position is equal.} Bb6 9. Be2 Be6 10. Nf3 Qd6 11. O-O {[#]} Rfd8 $146 ({Predecessor:} 11... Ne5 12. Nbd4 Bc7 13. g3 a6 14. Qb3 Rfd8 15. Rfd1 Rab8 16. Nxe6 fxe6 17. e4 Bb6 {1-0 (32) Zajogin,A (2408)-Sahin,O (2208) Tegernsee 2018}) 12. Nbd4 Ne5 13. Qb3 Rac8 14. Rfd1 Nc4 15. Re1 Qe7 16. Bf1 f5 17. g3 g6 18. Bg2 Bc5 19. Re2 Rd6 20. Qd1 Rdd8 21. Nb3 {[%cal Bd4b3,Bb3c1,Bc1d3,Bd3f4][%mdl 32]} Bb6 22. Nfd4 Kg7 23. Nc1 Nd6 24. Nd3 Ne4 25. a4 a6 26. Qb3 Ba5 27. Nf4 Rd7 {[#]} ({Black should play} 27... Kg8 $14) 28. f3 $1 $16 {[%cal Rf3e4]} Nf6 {[#]} 29. e4 $1 {[%cal Re4f5]} dxe4 30. Nfxe6+ fxe6 31. Nxe6+ Kh6 (31... Kh8 $16) 32. fxe4 $18 Qd6 33. exf5 Bb6+ $2 (33... Qb6+ {is more resistant.} 34. Nd4 Qxb3 35. Nxb3 Bb6+ 36. Kh1 Rf8) 34. Kh1 {White is clearly winning.} Ng4 35. Qc2 {Strongly threatening Qe4.} Ne3 {[#]} (35... Qd3 $142 36. Qxd3 Rxd3 37. Bxb7 Rb8 38. Bxa6 Rd6) 36. Rxe3 $1 Bxe3 37. Qe4 {Weighted Error Value: White=0.06/Black=0.32} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.23"]
[Round "4.1"]
[White "Krysa, Leandro"]
[Black "Cheparinov, Ivan"]
[Result "1-0"]
[ECO "D90"]
[WhiteElo "2531"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,93,28,-20,-24,-6,-8,-6,-6,-9,53,53,123,124,125,113,135,137,145,137,134,123,118,129,170,70,71,71,85,75,70,70,65,50,61,58,58,58,61,55,62,49,49,49,49,49,49,49,49,49,49,48,100,59,60,59,106,125,147,146,146,146,149,150,146,142,162,162,299,306,331,334,308,299,298,293,344,333,469,462,455,446,395,400,2127,1619]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Qa4+ Nc6 {D90: Grünfeld: 4 Nf3 Bg7 sidelines.} 7. e4 Nb6 8. Qc2 $1 Bxd4 {The position is equal.} 9. Bb5 {[#]} e5 $146 (9... Bg7 $11) ({Predecessor:} 9... Bg7 10. Bf4 O-O 11. Bxc6 bxc6 12. O-O Bb7 13. Rad1 Qc8 14. Rfe1 Rd8 15. Rxd8+ Qxd8 {½-½ (24) Ljubicic,L (2602)-Rombaldoni,D ICCF email 2016}) 10. Bh6 $14 Bg4 ({Black should play} 10... Qd6 $14) 11. Nxd4 $16 exd4 {[#]} 12. Nd5 $1 {[%mdl 512]} Nxd5 13. Bxc6+ bxc6 14. Qxc6+ Ke7 15. exd5 {Black must now prevent Bg5+.} Qd6 16. Qc4 $1 {[%cal Rc4d4]} Rhb8 17. Qxd4 (17. O-O $18 {Strongly threatening Rfe1+.} Rb4 18. Qc1) 17... Qb4+ $14 18. Qxb4+ Rxb4 19. b3 Rd4 20. Rc1 Rxd5 21. Rxc7+ (21. f3 {looks sharper.} Be6 22. Rxc7+ Kd8 23. Rc2 a5 24. Kf2) 21... Rd7 22. Rxd7+ Kxd7 {[%mdl 4096] Endgame KRB-KRB} 23. Kd2 Rc8 24. Be3 Bf5 {White should prevent ...Rc2+.} 25. Bxa7 Ra8 26. Bc5 {aiming for a4.} Rxa2+ 27. Ke3 Be6 28. b4 Bd5 29. Rd1 Kc6 30. g3 g5 (30... Be6 $14) 31. h4 gxh4 $1 32. gxh4 h5 {White stays focused until the end.} 33. Kf4 Re2 34. Be3 $1 Rb2 {[#]} 35. Rd4 $1 Rb1 36. Kg5 Bf3 37. Rf4 Rg1+ {[#]} 38. Kf6 $1 Bd5 (38... Be2 $142 39. Kxf7 Rh1) 39. Rf5 $18 Rg4 {[#]} 40. b5+ $1 {[%cal Bb4b5,Bb5b6][%mdl 544]} Kd6 {[%csl Gf7][%cal Rg4g6]} (40... Kxb5 41. Rxd5+) 41. Rxh5 Rg6+ 42. Kf5 Bc4 43. b6 Bd3+ 44. Kf4 Rf6+ 45. Kg3 Rg6+ 46. Rg5 Rxg5+ (46... Kc6 $142 47. Kf4 Rf6+ 48. Kg4 Rg6) 47. Bxg5 {Weighted Error Value: White=0.06/Black=0.22} ({Less strong is} 47. hxg5 Ba6 $16) 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.23"]
[Round "4.2"]
[White "Oratovsky, Michael"]
[Black "Narciso Dublan, Marc"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2414"]
[BlackElo "2492"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,35,31,30,26,24,27,27,22,37,29,32,25,30,33,29,29,39,26,24,13,13,9,31,8,32,16,28,31]} 1. e4 c6 2. Nf3 d5 3. d3 Qc7 4. Nbd2 e5 5. d4 exd4 6. exd5 {B10: Caro-Kann: 2 d3 and 2 c4.} cxd5 7. Nxd4 {[#]} a6 $146 ({Predecessor:} 7... Be7 8. N2b3 Nf6 9. Nb5 Qd7 10. Bf4 Na6 11. Bd3 O-O 12. c3 b6 13. O-O Bb7 {0-1 (29) Ryzhov,V-Stratulat,S Kiev 2000}) 8. Bd3 Nf6 9. O-O Be7 10. h3 (10. N2f3 {keeps more tension.} Nc6 11. Re1 O-O 12. Bg5 Bg4 13. h3) 10... O-O 11. Re1 Nc6 12. N2f3 h6 13. c3 Re8 14. Bd2 Bd7 15. Qc2 Bf8 16. Rad1 {[%cal Ba1d1,Bd1e1,Be1e8][%mdl 32]} Rxe1+ 17. Rxe1 Re8 18. Rxe8 {Weighted Error Value: White=0.05/Black=0.05} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.23"]
[Round "4.3"]
[White "Grigoryan, Karen H."]
[Black "Santos Latasa, Jaime"]
[Result "1-0"]
[ECO "E32"]
[WhiteElo "2659"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,65,2,3,27,22,-15,0,-17,13,17,0,0,14,0,0,0,0,0,0,0,0,-26,-41,-91,-106,-94,-101,-87,-70,-72,-37,-31,0,-137,-82,-121,-99,-112,650,-43,0,-35,198,134,131,113,1220,1206,29974,29977,29975,29975]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 dxc4 8. Qxc4 b6 9. Bg5 {E36: Nimzo-Indian: Classical: 4...d5 5 a3.} Ba6 10. Qc2 h6 11. Bh4 {[#] The position is equal.} Bb7 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 11... Qe7 12. e4 Bxf1 13. Kxf1 g5 14. Bg3 c5 15. Rd1 Rd8 16. h4 g4 17. Ne5 cxd4 {1-0 (44) Howell,D (2663)-Martin Duque,J (2402) Linares 2020}) 12. e3 Nbd7 13. Rd1 Rc8 14. Bd3 c5 15. Qe2 cxd4 16. Nxd4 Bxg2 17. Rg1 Bb7 18. f3 {Hoping for Qg2!} Kh8 19. Qg2 {[%csl Gg1][%cal Rg2g7]} Rg8 $1 20. Qh3 Qf8 21. Bg5 Rc5 22. Qh4 Re5 {aiming for ...Qc5.} 23. Kf2 Qe7 24. f4 (24. Rg3 $1 $11) 24... Rd5 (24... Rc5 $142 25. Ke2 Qf8) 25. Ke2 Nc5 26. Bc2 a5 $2 {[%mdl 8192] [#]} ({Don't do} 26... Ba6+ 27. Ke1 $15) (26... Nce4 $17 27. Bxe4 {[%mdl 64] Pin} Rxg5 28. Rxg5 (28. fxg5 Nxe4 29. Rc1 Qd6 $17) 28... Nxe4 {[%mdl 64] Pin}) 27. Rg3 $2 (27. Nc6 $1 $18 {[%cal Rc6e7][%mdl 512]} Ba6+ (27... Bxc6 28. Rxd5) 28. Kf3 Rxg5 29. Nxe7 Rxg1 30. Rxg1) 27... Ncd7 (27... Rxg5 $5 28. Rxg5 (28. fxg5 Nfe4 $15 {[%mdl 64] Double Attack}) 28... Ba6+ 29. Ke1 Qb7 $11) 28. Rdg1 {Threatens to win with Bxh6!} Qf8 $2 {[#]} (28... h5 $1 $15 {keeps the upper hand.}) 29. Kd1 $40 {[%mdl 128] White attacks with force.} ({White should try} 29. Rh3 $1 $18 {[%cal Rg5h6] Bxh6! is the strong threat.} Rc5 30. Bd3 Rxg5 31. fxg5) 29... Rc5 $16 30. Bd3 Rc8 $2 {[%mdl 8192] [#]} (30... Rd5 $16 31. Rh3 Rxg5 32. fxg5 Nh7) 31. Rh3 $1 $18 {[%cal Rg5h6] White threatens Bxh6! and mate.} Rc5 {[#]} 32. Bxh6 $1 {[%csl Gg1][%cal Rh6g7][%mdl 512]} Rh5 {[#]} (32... gxh6 33. Qxh6+) 33. Bg5 $1 {[%mdl 512] Weighted Error Value: White=0.56/Black=0.67} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.23"]
[Round "4.4"]
[White "Munoz, Miguel"]
[Black "Studer, Noel"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2442"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,43,8,12,-3,-3,-4,-8,-3,-3,-5,-5,-16,-4,-9,0,0,0,0,6,2,3,0,15,14]} 1. e4 e5 2. Nf3 Nf6 3. Nc3 Nc6 4. d4 exd4 5. Nxd4 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8. exd5 O-O 9. O-O cxd5 10. Bg5 c6 11. Qf3 Rb8 {The position is equal.} 12. Ne2 {C47: Scotch Four Knights and Four Knights with 4 g3.} (12. Bxf6 {is interesting.} Qxf6 13. Qxf6 gxf6 14. Ne2 Re8 15. c3) 12... Bg4 13. Bxf6 {[#] And now Bxh7+! would win.} Bxf3 14. Bxd8 {aiming for Bc7.} Bxe2 15. Bxe2 {Bc7 is the strong threat.} Rfxd8 16. Rfd1 Be7 17. Rab1 Bf6 18. b4 Bc3 19. b5 {[#]} cxb5 $146 ({Predecessor:} 19... c5 20. Rb3 d4 21. Ra3 Re8 22. Bc4 Re7 23. g3 g6 24. Kg2 Kg7 25. Ra6 Rb6 {½-½ (36) Leniart,A (2360)-Zhigalko,S (2587) Budva 2009}) 20. Rxb5 Rxb5 21. Bxb5 d4 22. Rb1 {Not much happened in this game.  Weighted Error Value: White=0.04/Black=0.05} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.23"]
[Round "4.5"]
[White "Peralta, Fernando"]
[Black "Alsina Leal, Daniel"]
[Result "1-0"]
[ECO "D86"]
[WhiteElo "2586"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,68,20,21,22,31,0,35,18,36,22,31,31,61,45,101,69,86,78,91,79,106,105,87,95,102,93,142,144,183,183,201,203,581,560,553,523,523,523,518,517,517,517,494,480,756,748,1462,1462,868,1060,29999]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8. Ne2 O-O 9. O-O Nc6 10. Be3 e6 11. Rc1 {D87: Exchange Grünfeld: Classical Line: Variations without ...cxd4.} Bd7 12. f4 Rc8 13. dxc5 {[#] White is slightly better.} Na5 $146 ({Predecessor:} 13... Qc7 14. Nd4 Na5 15. Bd3 Rfd8 16. Qf3 Bf8 17. f5 exf5 18. exf5 Bc6 19. Qg4 Bxc5 20. fxg6 hxg6 21. Bxg6 fxg6 22. Qxg6+ Kh8 23. Rf7 {1-0 (24) Puth,D (2224)-Ronge,T (2041) Trier 2016}) 14. Bb3 Bb5 15. c4 Bc6 16. e5 g5 (16... f6 $14) 17. Ng3 Qxd1 18. Rcxd1 gxf4 19. Bxf4 f6 20. exf6 Rxf6 21. Nh5 Rg6 22. g3 e5 23. Nxg7 {Threatens to win with Nf5.} Rxg7 24. Bxe5 Re7 {[#]} 25. Rf5 $1 {[%cal Rf5g5] aiming for Rg5+.} Nxb3 $2 {[#]} (25... Be4 {is more resistant.} 26. Rg5+ Bg6) 26. Rg5+ $1 $18 ({Weaker is} 26. axb3 h6 $16) 26... Kf7 27. Rg7+ Kf8 28. Rf1+ Ke8 {And now ...Nd2 would win.} 29. Rg8+ ({Not} 29. axb3 Rxe5 30. Rxh7 Rd8 $17) 29... Kd7 30. Rd1+ Ke6 31. Rxc8 Nxc5 (31... Nd2 $142 32. Rxd2 Kxe5 33. Re2+ Be4) 32. Bd6 Rd7 33. Re8+ Kf7 34. Rf1+ Kxe8 35. Rf8# {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.06/Black=0.72} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.24"]
[Round "5.1"]
[White "Alsina Leal, Daniel"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2498"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,145,33,19,34,0,0,0,3,0,8,14,25,0,20,20,85,93,97,89,71,35,113,106,112,16,10,-2,87,81,148,143,233,241,235,226,210,203,274,249,282,103,97,110,90,68,85,87,83,89,75,57,100,100,100,100,100,100,100,100,100,93,93,93,93,91,93,93,93,93,86,85,85,85,85,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,78,56,56,0,97,0,97,97,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,131,0,131,131,131,131,131,131]} 1. d4 {Pelletier,Yannik} Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Qd7 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 8. Qa3 (8. Bb5 $5 {[%cal Rb5d7]} c6 9. Bd3 $14) 8... O-O {has lost popularity (8...b6).} 9. Nf3 b6 {The position is equal.} 10. Bd3 Bb7 11. O-O c5 12. Bf4 {[#]} e6 $146 ({Predecessor:} 12... cxd4 13. cxd4 Nc6 14. d5 Na5 15. Rac1 Rfc8 16. h3 e6 17. d6 f6 18. e5 Bxf3 19. exf6 Bxf6 20. gxf3 {1-0 (28) Mamedyarov,S (2765)-Vachier Lagrave,M (2775) Riga 2019 CBM 191 Extra [Pelletier,Yannik]}) 13. Rad1 Qe7 (13... cxd4 $11 {remains equal.} 14. cxd4 Rc8) 14. Rfe1 $16 Nd7 15. Bb5 Rfd8 16. Qb3 h6 ({Black should try} 16... cxd4 $14 17. cxd4 Nf6) 17. d5 e5 18. d6 (18. Bg3 $16) 18... Qe8 $1 $11 19. Bg3 Bf6 (19... a6 $1 $11 20. Bc4 b5) 20. h4 Rab8 {[#]} (20... a6 $142 21. Bxd7 Rxd7) 21. h5 $1 $36 {[%cal Rh5g6][%mdl 2048] White is on the roll.} Kg7 (21... gxh5 $16 22. Bh4 Bxh4 23. Nxh4 a6) 22. hxg6 $18 fxg6 23. Nxe5 Bxe5 24. f4 c4 25. Qc2 Qe6 ({Of course not} 25... Bf6 26. e5 $18) 26. Bxd7 $2 (26. fxe5 $18 {and the rest is easy.} Nc5 27. Rd4) 26... Rxd7 $16 27. fxe5 Rf8 28. Qe2 Bc6 29. Rf1 Rxf1+ 30. Rxf1 Rf7 31. Rxf7+ Kxf7 32. Qf3+ Kg7 33. Bf2 g5 34. Bd4 {aiming for Qf5.} Bd7 35. Kf2 Kg6 36. Ke3 h5 37. Qf6+ Qxf6 38. exf6 {[%mdl 4096] Endgame KB-KB} h4 39. Kf3 g4+ 40. Kf4 h3 {Hoping for ...h2.} 41. gxh3 gxh3 42. Kg3 Be6 43. a3 Kf7 44. e5 Kg6 45. Bg1 Kf7 46. Bh2 Ke8 47. Kf4 Kf7 48. Ke4 Ke8 49. Bg3 Kd7 50. Kd4 Kc6 51. Ke3 {Kf4 is the strong threat.} Kd7 52. Bh2 Ke8 53. Kd2 Kd7 54. Kc1 Kc6 55. a4 Kd7 $1 56. Kb2 (56. Kd2 $14) 56... Kc6 {[#]} (56... a5 $11) 57. Ka3 ({White should play} 57. a5 $1 $16 {[%mdl 512]}) 57... Kd7 {[#]} (57... a5 $1 $11) 58. a5 $1 {[%mdl 512]} bxa5 59. Ka4 Bf7 60. Kxa5 Be6 61. Ka6 {Cut Off at move 61} Bf7 62. Kxa7 Be6 63. Kb6 Bf7 64. Kc5 Be6 65. Kd4 Bf7 66. Ke4 Be6 67. Bg3 Ke8 68. Ke3 Kd7 69. Bh2 Ke8 70. Ke4 Kd7 $1 71. Kf4 {Threatens to win with Kg5.White is clearly better.} Ke8 72. Kg5 {Strongly threatening Kg6.} Kf7 73. Bg3 {Blacks defense is rewarded with a draw.  Weighted Error Value: White=0.13/Black=0.21} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.24"]
[Round "5.2"]
[White "Studer, Noel"]
[Black "Peralta, Fernando"]
[Result "1-0"]
[ECO "B13"]
[WhiteElo "2582"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,91,14,14,8,18,0,12,4,9,0,0,0,0,0,0,-21,-33,-34,0,0,0,0,0,0,0,0,0,0,-2,0,-5,-4,0,0,18,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,186,188,183,192,189,181,185,180,189,185,174,174,625,128,137,136,185,184,223,153,320,320,311,311,310,290,29992,29992,29993,29994,29994,29991]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nf6 5. h3 Nc6 6. c3 g6 7. Nf3 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} Bf5 8. Be2 $1 {[%mdl 4] is now more promising than 8.0-0.} e6 9. O-O {[#] The position is equal.} h6 $146 ({Predecessor:} 9... h5 10. Qb3 Rb8 11. Re1 Bd6 12. Bg5 Kf8 13. Nbd2 Kg7 14. c4 Be7 15. Bf4 Bd6 16. Bg5 Be7 17. Bf4 Bd6 18. Bg5 {½-½ (18) Safarli,E (2593)-Berkes,F (2667) Douglas 2019}) 10. Re1 g5 11. Ne5 Nxe5 12. dxe5 Nd7 13. c4 dxc4 14. Bxc4 {[#]} Nxe5 $1 {[%mdl 512]} 15. Bb5+ (15. Qxd8+ Rxd8 16. Bb5+ Ke7 $17) (15. Rxe5 Qxd1+) 15... Nc6 16. Qf3 Be7 $1 17. Bxc6+ bxc6 18. Qxc6+ Kf8 19. Nc3 Kg7 20. Be3 Bf6 21. Rad1 Qb8 22. Re2 Rc8 23. Qa4 Qc7 24. Bd4 {aiming for Bxf6+.} Qc4 25. Bxf6+ Kxf6 26. Qd7 Kg7 27. Red2 a6 28. Qd6 Qf4 29. Qa3 Qc7 30. Na4 Qa5 $2 (30... Rab8 $11 {and Black has nothing to worry.}) 31. b4 $1 $18 {[%cal Rb4a5]} Qe5 32. Nb6 $1 {[%cal Rb6c8]} Rc2 33. Rxc2 Bxc2 34. Nd7 $1 {[%cal Rd7e5]} Qc7 35. Qb2+ $1 e5 36. Rd5 $1 {[%cal Rd5e5]} f6 $2 {[#]} (36... Re8 37. Nxe5 Kg8) 37. Nxe5 $2 (37. Nxf6 $1 $18 {[%mdl 512] is the precise move to win.} Ba4 (37... Kxf6 38. Rc5) 38. Nh5+ Kf8 39. b5 Bxb5 40. Rxe5) 37... Bf5 $16 (37... fxe5 $2 38. Rxe5 Kg8 39. Rc5 $1 $18 {[%mdl 512]}) 38. Rc5 Qd6 39. Nc4 $36 {[%mdl 2048] White has strong initiative.} Qd1+ 40. Kh2 Be6 $2 {[#] A mistake that costs the game.} (40... Qd7 $16 41. Ne3 Be6) 41. Rc7+ $1 $18 Kg6 {[#]} 42. Ne5+ $1 {[%mdl 512]} fxe5 43. Qxe5 Re8 $2 (43... Bf7 $18) 44. Rg7+ {White mates.} Kh5 45. f4 Rg8 46. Qxe6 {Weighted Error Value: White=0.14/Black=0.49} (46. g4+ Bxg4 47. hxg4+ (47. Rxg8 Qc2+ 48. Kg3 Qd3+ 49. Kg2 Qxh3+ 50. Kg1 Qg3+ {[%mdl 64] Double Attack} 51. Kf1 Qd3+ 52. Kg2 Qh3+ 53. Kg1 Qg3+ {[%mdl 64] Double Attack} 54. Kf1 Qf3+ 55. Kg1 Qg3+ $11) 47... Kh4 $18) 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.24"]
[Round "5.3"]
[White "Santos Latasa, Jaime"]
[Black "Munoz, Miguel"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2600"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,83,42,67,56,66,62,62,62,66,55,108,109,106,116,113,116,107,68,86,108,158,130,144,147,146,-67,-59,-39,-17,-14,-33,-34,0,0,0,0,0,0,0,0,0,0,0,0,352,364,422,416,445,437,402,397,372,303,301,227,219,220,214,189,212,212,213,211,1405,1408,1350,1304]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. h3 O-O 7. Nf3 e6 8. Bd3 exd5 9. exd5 Qe7+ 10. Be3 {10.Qe2 is vanishing. E90: King's Indian: Classical: Early deviations and 6 h3.} Bh6 11. O-O Bxe3 12. Qe2 {[%mdl 64] [#] Pin. White is slightly better.} Na6 $146 ({Predecessor:} 12... Nbd7 13. Rae1 Re8 14. Nb5 Ne5 15. Qxe3 Qd8 16. Nxe5 Rxe5 17. Qg3 Nh5 18. Qh2 f6 {1-0 (54) Kuybokarov,T (2499)-Yuffa,D (2570) Abu Dhabi 2018}) 13. Rae1 Bd7 (13... Nc7 $14) 14. fxe3 $16 Nh5 {With the idea ...Ng3.} 15. Qf2 f5 16. e4 f4 17. Kh2 Ng3 18. Rg1 $1 g5 19. e5 g4 20. e6 $1 {[%cal Re6d7]} Be8 21. Nd2 $2 ({White has to play} 21. hxg4 $16 {aiming for Ne2.} Bg6 22. Ne4) 21... Nb4 $15 22. Bb1 {Hoping for Ne2.} Bg6 $36 {[%mdl 2048] And now ...Bxb1 would win. Black fights for an advantage.} 23. Nf1 Bxb1 24. Rxb1 Nd3 (24... Qh4 $5 {[%cal Rb4d3]} 25. Qd2 (25. Nxg3 $2 Nd3 $19) 25... Nxa2 $1 $11 {[%mdl 512]}) 25. Qc2 $1 {[%cal Rc2d3]} Ne5 $1 26. Nxg3 fxg3+ 27. Kxg3 gxh3 28. gxh3 (28. Kh2 $2 Rf2 $3 $19 {[%mdl 512]}) 28... Nf3 {( -> ...Qg5+)} 29. Kg2 $1 {[%cal Rg2h1]} Kh8 30. Ne4 $1 {Threatens to win with Kh1.} (30. Kh1 Qh4 $17) 30... Rf4 $2 {[%mdl 8192]} (30... Nd4 $11 {and Black stays safe.} 31. Qd2 Qh4 32. Nxd6 Rf3 33. Qxd4+ {[%mdl 64] Remove Defender} (33. Nf7+ Rxf7 34. exf7 Qe4+ 35. Kg3 Qe5+ 36. Kg2 Qe4+ 37. Kg3 Qe5+ 38. Kg2 Qe4+ $11) 33... Qxd4 34. Kxf3 Qf6+ 35. Ke4 Qd4+ 36. Kf5 Qf2+ 37. Ke4 Qd4+ 38. Kf5 Qf2+ 39. Ke4 Qd4+) 31. Kh1 $18 Raf8 32. Rbf1 Ne5 33. Rxf4 Rxf4 34. Qg2 {[%csl Gg1][%cal Rg2g8]} Ng6 35. Rf1 Qf8 36. Ng3 Qf6 37. Qe2 Rxf1+ 38. Nxf1 Qh4 {[#]} 39. Kh2 $1 Qf4+ 40. Ng3 Ne5 $2 (40... b6 41. b3 (41. e7 Nxe7 42. Kg2 Qf8 $11) 41... a6) 41. e7 Qf7 {[#]} 42. Nf5 $1 {[%mdl 512] Weighted Error Value: White=0.14/Black=0.21} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.24"]
[Round "5.4"]
[White "Narciso Dublan, Marc"]
[Black "Grigoryan, Karen H."]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2492"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,92,2,15,-4,2,0,9,20,3,0,0,0,0,0,0,0,0,0,0,0,0,0,42,39,54,54,41,25,33,1,9,0,31,-42,-47,-47,-52,-95,-106,-73,-77,-95,-63,-66,-74,-161,-149,-152,-144,-175,-163,-339,-317,-650,-633,-704,-626,-637,-629,-793,-827,-904,-897,-889,-845,-874,-862,-849,-826,-878,-816,-1112,-1078,-900,-709,-752,-630,-611,-604,-889,-875,-29989,-29990,-29991,-29992]} 1. d4 Nf6 2. Bg5 d5 3. e3 c5 4. Bxf6 gxf6 5. dxc5 e6 6. Nf3 {D00: 1 d4 d5: Unusual lines.} Bxc5 7. Be2 {7.Be2 scores better than 7.c4.} b6 $5 {[%mdl 4] Leaves trodden paths.} 8. c4 {The position is equal.} dxc4 {[#]} 9. Nbd2 $146 ({Predecessor:} 9. Qa4+ Nd7 10. O-O O-O 11. Rd1 Qe7 12. Qxc4 Bb7 13. Nc3 Rfd8 14. Qh4 Nf8 15. Ne4 Bxe4 16. Qxe4 {½-½ (64) Shimanov,A (2613)-Azarov,S (2585) chess.com INT 2019}) 9... c3 10. bxc3 Bb7 11. O-O Qc7 12. Nd4 a6 13. Bf3 Nd7 14. Bxb7 Qxb7 15. Qh5 Ke7 16. f3 Rag8 17. Ne4 Rg6 18. Rf2 Kf8 19. Rd1 Kg7 20. Qh4 Rg8 21. Kh1 ({Better is} 21. Nxc5 $14 bxc5 22. Ne2) 21... Be7 $15 22. Ng3 Ne5 23. e4 Kh8 24. Qf4 Nc4 25. Qc1 Ba3 26. Qb1 Bc5 {Black converts the advantage convincingly.} 27. Qd3 (27. Re2 $17) 27... b5 $19 28. Rc2 Rxg3 29. hxg3 Qb8 30. g4 $2 (30. f4) 30... Qg3 31. f4 $2 (31. Kg1) 31... Ne3 {[%mdl 64] [#] Double Attack} 32. g5 Qh4+ 33. Kg1 Nxd1 34. g3 Qg4 35. Rd2 fxg5 36. f5 e5 {[%mdl 64] Pin} 37. Rxd1 exd4 38. Kg2 Rd8 39. e5 h5 40. Rh1 Bb6 {Threatens to win with ...dxc3.} 41. e6 f6 42. Re1 h4 (42... dxc3 {[#]} 43. e7 $3 {[%mdl 512]} Kg7 44. exd8=Q Bxd8 45. Qxd8 Qc4 46. Re7+ Qf7 47. Qe8 Qxe7 48. Qxe7+) 43. e7 Re8 {Strongly threatening ...dxc3.} 44. Re6 Bc7 {[%cal Rc7g3]} 45. Qxd4 h3+ 46. Kf1 Qxf5+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.50/Black=0.08} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.24"]
[Round "5.5"]
[White "Cheparinov, Ivan"]
[Black "Oratovsky, Michael"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2688"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,62,15,33,39,36,17,27,22,32,27,38,30,31,52,33,7,7,7,7,2,8,-8,5,-30,-26,-21,-25,-60,-28,-22,-23,-30,-11,-39,-31,-26,0,-44,-38,-31,-35,-31,-33,-75,-78,-76,-77,-85,-87,-114,-113,-108,-107,-127,-11]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Rg1 g6 6. g4 {C41: Philidor Defence.} Bg7 7. g5 Nh5 8. Be3 {White has an edge.} O-O 9. Qd2 Nb6 {[#]} 10. a4 $146 {[%cal Ba2a4,Ba4a5][%mdl 32]} ({Predecessor:} 10. O-O-O f5 11. dxe5 fxe4 12. Bxb6 axb6 13. Qd5+ Kh8 14. Qxe4 Qe7 15. Nd5 Qf7 16. Bc4 {½-½ (24) Khamrakulov,D (2498)-Kadric,D (2502) Charlotte 2018}) 10... f5 11. exf5 Bxf5 12. a5 Nd7 13. dxe5 Nxe5 14. Nxe5 Bxe5 15. Bc4+ Kh8 16. Bd4 c6 17. O-O-O Qxa5 {Black wants to play ...b5.} 18. f4 $1 {[%cal Rf4e5]} Bg7 19. Bxg7+ $1 Nxg7 20. Qxd6 Rad8 21. Qe7 Rde8 22. Qd6 Rd8 23. Qa3 Qxa3 $40 {[%mdl 128] White needs to defend precisely.} 24. bxa3 Nh5 25. Rxd8 Rxd8 26. Re1 Nxf4 {Black is better.} 27. Re7 b5 28. Bb3 Nh3 29. Be6 Nxg5 30. Bxf5 gxf5 31. h4 Ne4 {Weighted Error Value: White=0.11/Black=0.06} ({Better is} 31... Nf3 $17 32. Rxa7 Nxh4) 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.25"]
[Round "6.1"]
[White "Krysa, Leandro"]
[Black "Oratovsky, Michael"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2531"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,89,27,0,0,0,9,-36,46,52,63,18,10,17,7,0,4,16,14,6,12,-16,-2,2,-2,-14,27,0,16,18,35,37,31,39,36,29,27,22,27,24,16,25,35,15,73,79,68,38,56,41,41,23,41,0,55,21,39,30,89,88,81,72,83,61,67,57,58,50,60,50,55,39,51,0,0,0,2,0,0,0,11,0]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. e3 Bc5 {A20: English Opening: 1...e5.} 7. Nc3 Qe5 8. Nb3 {[#]} Be7 $146 (8... Bb6 $15) ({Predecessor:} 8... Bb6 9. d4 exd3 10. Qxd3 Nf6 11. Bg2 O-O 12. Qe2 Rd8 13. O-O Bg4 14. f3 Bf5 {0-1 (29) Kjartansson,G (2446)-Grandelius,N (2646) Reykjavik 2016}) 9. d4 $14 exd3 $1 10. Qxd3 Nf6 11. Bg2 O-O 12. Qe2 Na6 13. O-O Nc5 14. Nd4 Re8 15. b4 Ne6 16. Nxe6 Bxe6 17. Bb2 Qd6 ({Not} 17... Bxb4 $2 18. Nd5 $18) 18. a3 Bg4 19. Qc2 Qe6 20. Ne2 {[%cal Bc3e2,Be2d4,Bd4f5][%mdl 32]} Bf5 21. Qc3 Qc8 22. e4 Bh3 23. f3 Bxg2 24. Kxg2 Bf8 25. Nd4 c5 26. Nf5 {Black should prevent Nh6+!} Re6 (26... Qe6 $1 $11 {keeps the balance.}) 27. Rac1 $16 {[%cal Rb4c5]} b6 28. Qe3 Qb7 29. bxc5 bxc5 30. Rc2 Rae8 31. Kg1 c4 ({Better is} 31... Rd8 $11) 32. Bd4 Qa6 33. Rfc1 Qxa3 (33... Rc8 $11) 34. Qxa3 Bxa3 35. Ra1 Bf8 36. Rxc4 a6 37. Rca4 Ra8 38. Kg2 g6 39. Ne3 Bg7 40. g4 Rd8 41. Bxf6 Rd2+ {The position is equal.} 42. Kg3 {[#] Strongly threatening Bxg7.} Bxf6 43. R1a2 Be5+ 44. f4 Rd3 45. fxe5 {Weighted Error Value: White=0.12/Black=0.14} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.25"]
[Round "6.2"]
[White "Grigoryan, Karen H."]
[Black "Cheparinov, Ivan"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2659"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,127,0,0,0,0,0,0,7,9,6,0,11,0,0,-13,0,0,0,0,0,0,0,-27,0,0,17,17,16,16,33,16,10,16,23,18,33,0,0,0,0,-4,-6,-12,-8,-104,-95,-96,-93,-114,-114,-114,-114,-114,-88,-95,-85,-85,-85,-85,-85,-85,-85,-85,-85,-93,-93,-92,-93,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,0,-100,-100,-100,0,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-100,-58,-60,0,-100,0,-100,-100,-100,-100,-100,-100,-100,-89,-100]} 1. d4 Nf6 2. Bg5 c5 3. Bxf6 exf6 4. dxc5 Bxc5 5. e3 d5 6. Nf3 Nc6 7. c3 O-O {D00: 1 d4 d5: Unusual lines.} 8. Nbd2 {[%cal Bb1d2,Bd2b3,Bb3c1,Bc1d3,Bd3f4][%mdl 32]} Bb6 9. Be2 {[#]} Qe7 $146 {The position is equal.} ({Predecessor:} 9... Bf5 10. Nb3 Be4 11. O-O Re8 12. Nfd4 Qe7 13. Bd3 Ne5 14. Bxe4 dxe4 15. Qc2 Nd7 {½-½ (49) Guevara Pijoan,J (2277)-Kolpak,S (2324) ICCF email 2013}) 10. Nb3 Rd8 11. Nfd4 g6 12. O-O h5 13. h4 Ne5 14. Nc1 Ng4 15. Nd3 Qd6 {[%csl Gg4][%cal Rd6h2] [#]} 16. Bxg4 hxg4 17. Nf4 a6 18. h5 Bc7 {Strongly threatening ...g5.} 19. hxg6 fxg6 20. Qd3 f5 21. g3 g5 22. Nfe2 Qe5 23. f4 gxf3 $1 24. Rxf3 {[%cal Rd4f5]} Qe4 25. Qxe4 fxe4 26. Rf6 Rd6 27. Rf2 Bb6 28. Rh2 (28. Kg2 $11 {remains equal.}) 28... Bg4 $17 29. Rf1 Rf8 30. Rh8+ Kxh8 31. Rxf8+ Kg7 32. Rf2 Rh6 (32... Kg6 {seems wilder.} 33. Nc2 Rd8 34. a3 Bc7 35. Ncd4 Bd6) 33. Kg2 Rf6 (33... Rh8 {is more complex.} 34. Ng1 Kg6 35. Rd2 Kf6 36. Nc2 Ke6) 34. Rxf6 Kxf6 {[%mdl 4096] Endgame KBB-KNN} 35. Kf2 Bc7 36. Nc1 Bd7 37. Ncb3 b6 38. Nd2 Bd6 39. a3 Ke5 40. Nf1 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 41. Nd2 a4 42. Nf1 Kf6 43. Nh2 Kg6 44. Kg2 Kh5 45. Nf1 Bc8 46. Nh2 Bc5 47. Nf1 Bd6 48. Nh2 $1 Kg6 49. Nf1 Bd7 50. Nh2 $1 Be5 51. Nf1 Kf6 52. Nh2 Ke7 53. Nf1 Kd6 54. Nd2 Kc5 55. Kf2 Bh3 56. Nc2 Kd6 57. Nd4 Kd7 58. Nb1 Kd6 59. Nd2 Kc5 60. Nc2 $1 Kc6 {Black is better.} 61. Nd4+ Kd6 62. Nb1 Bd7 63. Kg2 Ke7 64. Nd2 {Weighted Error Value: White=0.05/Black=0.09} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.25"]
[Round "6.3"]
[White "Munoz, Miguel"]
[Black "Narciso Dublan, Marc"]
[Result "1-0"]
[ECO "B00"]
[WhiteElo "2442"]
[BlackElo "2492"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,80,0,0,0,2,0,0,0,6,-1,0,14,35,0,14,8,22,0,0,0,0,0,47,50,170,180,164,48,298,286,282,295,285,289,271,285,282,278,255,194,200,220,207,203,259,254,240,227,233,277,344,307,431,410,418,429,425,411,390,366,483,470,465,465,857,834,785,759,694,667,529,317,247]} 1. e4 d6 2. g3 d5 3. exd5 Qxd5 4. Nf3 Bg4 5. Be2 Nc6 {[#] Strongly threatening ...Nd4.} 6. h3 {B07: Pirc Defence: Miscellaneous Systems.} Bh5 {[#]} 7. g4 $146 ({Predecessor:} 7. Nc3 Qd7 8. d4 e6 9. Bf4 Nf6 10. g4 Bg6 11. Bb5 Bb4 12. Ne5 Bxc3+ 13. bxc3 {½-½ (21) Munoz Pantoja,M (2514)-Mateus,A (2334) Badalona 2019}) 7... Bg6 8. d4 {The position is equal.} e6 9. c4 Qd7 10. Nc3 O-O-O 11. Be3 h5 {Hoping for ...hxg4.} 12. g5 Bb4 13. Qb3 Nge7 14. O-O-O {aiming for Ne5.} Bxc3 15. bxc3 Nf5 16. Bf4 b6 ({Black should try} 16... Nfe7 $14) 17. c5 $18 Kb7 18. Rhe1 (18. Ne5 $18 Nxe5 19. Bxe5) 18... h4 $2 {This costs Black the game.} (18... Na5 $1 $14 19. Qa3 f6) 19. Bb5 Qc8 20. Bxc6+ Kxc6 {[#]} 21. Ne5+ $1 Kb7 22. Nxg6 {[%mdl 64] Overworked Piece} fxg6 23. Rxe6 Rhe8 24. Rde1 Rxe6 25. Rxe6 c6 26. Qc4 ({Don't play} 26. Rxg6 $6 Rd5 $16) 26... Re8 27. d5 ({Don't take} 27. Rxg6 $6 b5 $18) 27... Rxe6 28. dxe6 Qd8 29. Kc2 Qe7 {intending ...b5.} 30. cxb6 axb6 (30... Kxb6 {might work better.} 31. Qb3+ Ka6) 31. a4 Qa3 32. Kb1 Qe7 33. Kb2 Qd8 34. Qe4 Qe7 35. Qe5 {White wants to mate with Qb8+.} Qd8 36. Kc2 c5 (36... Ka7 $142 37. Qc7+ Qxc7 38. Bxc7 Kb7) 37. Qe4+ Ka7 38. Qc6 {White threatens Qd7+ and mate.} Qa8 39. Qd7+ Ka6 40. Kb3 Qe4 {Weighted Error Value: White=0.17/Black=0.30} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.25"]
[Round "6.4"]
[White "Peralta, Fernando"]
[Black "Santos Latasa, Jaime"]
[Result "1/2-1/2"]
[ECO "D45"]
[WhiteElo "2586"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,86,0,0,0,0,0,0,0,0,8,0,0,0,0,7,18,0,41,25,30,18,8,8,35,31,17,15,15,8,8,8,17,8,11,15,59,34,59,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Be2 Bd6 7. O-O O-O 8. b3 b6 $1 {The main line 8...b6 scores better than 8...Ne4. D45: Semi-Slav: 5 e3.} 9. Bb2 Bb7 10. Bd3 Re8 11. Rc1 Rc8 12. Qe2 Qe7 13. Rfd1 dxc4 {[#]} (13... Bb8 {with more complications.} 14. cxd5 exd5 15. Ba6 Bxa6 16. Qxa6 Qe6) 14. bxc4 $146 ({Predecessor:} 14. Bxc4 b5 15. Bd3 e5 16. dxe5 Nxe5 17. Bf5 Rcd8 18. Nd2 Ned7 19. Nce4 Bb8 20. Nxf6+ Nxf6 {0-1 (47) Spassov,L (2327)-Enchev,I (2445) Sunny Beach 2013}) 14... e5 {[#] ...e4 is the strong threat.} 15. c5 bxc5 16. dxe5 $1 Nxe5 17. Nxe5 Qxe5 18. g3 {[#] aiming for Ne4.} Qe7 19. Na4 c4 20. Bxc4 Rcd8 21. Bxf6 Qxf6 22. Ba6 Ba8 23. Nc5 Qe7 24. Qc2 g6 25. Bf1 Kf8 26. Nb3 (26. Rd3 $14) 26... Ba3 $11 {The position is equal.} 27. Rb1 c5 28. Bg2 Rxd1+ 29. Rxd1 Bxg2 30. Kxg2 Qe4+ 31. Qxe4 Rxe4 {[%mdl 4096] Endgame KRB-KRN} 32. Rd7 Ra4 33. Rc7 Bb4 34. Nxc5 Rxa2 35. Nd3 Be7 36. Nf4 Bd6 37. Rb7 a5 38. Nd5 a4 39. Rd7 Be5 {Strongly threatening ...Rd2.} 40. Ra7 Bb2 41. Nb6 a3 42. Nc4 Bc1 43. g4 h6 {Weighted Error Value: White=0.03/Black=0.04} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.25"]
[Round "6.5"]
[White "Alsina Leal, Daniel"]
[Black "Studer, Noel"]
[Result "0-1"]
[ECO "A28"]
[WhiteElo "2498"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,96,9,0,2,7,12,14,0,0,0,2,-1,-3,-4,0,0,-3,-9,0,-20,-16,-27,-5,-26,0,0,0,0,0,-108,-93,-114,-57,-64,-57,-83,-77,-72,-77,-119,-10,-39,0,-94,-97,-133,-127,-130,-83,-87,-99,-100,0,0,0,-88,-61,-162,-155,-304,0,-106,-10,-2,0,0,0,-7,0,0,0,-7,0,-36,0,0,131,120,116,76,160,140,305,-29992,-29993,-29993,-29994,-29994,-29995]} 1. c4 Nf6 2. Nc3 e5 3. Nf3 Nc6 4. e4 Bb4 5. d3 d6 6. a3 {A28: English Opening: Four Knights Variation.} Bc5 {Threatening ...Ng4.} 7. b4 Bb6 8. Na4 {The position is equal.} Bd4 9. Nxd4 {9.Rb1 gains popularity.} Nxd4 10. Nc3 O-O 11. Be2 c6 12. O-O a5 13. b5 {[#]} a4 $146 ({Predecessor:} 13... cxb5 14. Nxb5 Nxb5 15. cxb5 a4 16. Bb2 Be6 17. f3 Nh5 18. g3 Qg5 19. Bc1 Qg6 {0-1 (38) Najer,E (2635)-Giri,A (2780) Khanty-Mansiysk 2019}) 14. bxc6 bxc6 15. Rb1 Nd7 16. f4 exf4 17. Bxf4 Nc5 18. Be3 Ncb3 19. Bg4 (19. Rb2 $11) 19... Qa5 20. Na2 f5 (20... Bxg4 $17 21. Qxg4 Qe5) 21. exf5 $15 Bxf5 {Hoping for ...Qe5.} 22. Nb4 Rae8 23. Bxd4 Nxd4 24. Bxf5 Nxf5 ({Black should play} 24... Rxf5 $17 25. Qg4 Qe5) 25. Kh1 $11 Rf6 26. Qf3 (26. Nxc6 $11 Qc3 27. Re1 (27. Qxa4 Qxd3 28. Qd1 Qxc4 $15)) 26... Ref8 $17 27. Rfe1 Nd4 28. Qe3 Qc5 29. Na6 Qa7 {And now ...c5 would win.} 30. Nb4 Qc5 31. Na6 $36 {[%mdl 2048] White has some pressure.} Qa7 32. Nb4 $1 R6f7 {Threatens to win with ...c5.} 33. Qe4 (33. Red1 $15) 33... Qc5 $19 34. Na6 {[#]} (34. Rg1 $17 {was called for.}) 34... Qa7 $2 (34... Qb6 $1 $19 {[%cal Rb6b1][%mdl 512]} 35. Qe3 (35. Rxb6 Rf1+) 35... Qa7) 35. Nb4 $1 $17 {[#]} Qb6 (35... Rf4 $1 $17 {[%cal Rf4e4]} 36. Nxc6 Qf7 37. Qxd4 Rxd4 38. Nxd4 Qf2) 36. h3 $1 $11 Qc5 37. Na6 Qa7 {...Rf4 is the strong threat.} 38. Nb4 Qc5 39. Na6 Qa7 {White must now prevent ...Rf4.} 40. Nb4 Nf5 {aiming for ...Ng3+.} 41. Qxc6 Ng3+ 42. Kh2 Qf2 (42... Nf1+ $11 {keeps the balance.} 43. Rxf1 (43. Kh1 Ng3+ 44. Kh2 Nf1+ 45. Rxf1 Rxf1 $11) 43... Rxf1 44. Qd5+ Kh8 45. Rxf1 Rxf1) 43. Qxd6 $16 Nf5 {[#]} 44. Qd5 $1 Qg3+ (44... h6 $142) 45. Kh1 Ne3 $2 (45... h6 $16 {might work better.}) 46. Qe4 $4 {[%mdl 8192]} (46. Rxe3 $18 Qxe3 47. Nc6) 46... Rf1+ {Black mates.} 47. Rxf1 Nxf1 {[%csl Gf1][%cal Rg3h2]} 48. Qe6+ Kh8 {Never resign too early!  Weighted Error Value: White=0.26/Black=0.37} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.26"]
[Round "7.1"]
[White "Studer, Noel"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2582"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,67,17,21,23,27,0,8,18,9,-12,0,-21,0,-14,-30,-76,-74,-153,-146,-148,-145,-151,-147,-166,-173,-216,-175,-171,-179,-194,-193,-179,-149,-136,-133,-265,-265,-267,-265,-414,-408,-392,-260,-264,-265,-260,-144,-262,-237,-29999]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. a3 Nc6 9. Be2 dxc4 10. Bxc4 Nh5 11. Bg5 {D37: Queen's Gambit Declined: 5 Bf4.} Be7 12. h4 {[#]} Qxd1+ $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 12... f6 13. Bf4 Nxf4 14. exf4 Kh8 15. Qe2 e5 16. Rd1 Qe8 17. h5 Bg4 18. Nh4 Bxe2 19. Ng6+ Qxg6 20. hxg6 Bxc4 21. Rxh7+ Kg8 {0-1 (21) Sasikiran,K (2679)-Short,N (2701) Skanderborg 2003}) 13. Rxd1 {The position is equal.} Nf6 14. Ke2 b6 15. Nb5 Bb7 16. Nd6 Bxd6 17. Rxd6 Ne4 18. Rdd1 ({Better is} 18. Rd7 Nc5 19. Rc7) 18... Na5 $1 $17 {[%cal Ra5c4]} 19. Bd3 f6 $36 {[%mdl 2048] Black is on the roll.} 20. Bf4 e5 21. Bh2 Nc5 $1 {[%cal Rc5d3]} 22. Bb1 Ba6+ 23. Ke1 {With the idea b4.} Nc4 24. b4 Na4 $1 25. Ba2 {next b5 is good for White.} Kh8 {Threatens to win with ...Ncb2.} ({Weaker is} 25... Nc3 26. Bxc4+ Bxc4 27. Rc1 $16) 26. Bxc4 Bxc4 27. Nd2 (27. Nxe5 $17 {was worth a try.} fxe5 28. Bxe5) 27... Bb5 $19 {aiming for ...Rac8.} 28. Ne4 Nb2 $1 {[%cal Rb2d1]} 29. Rb1 {[#]} (29. Ra1 {only move.}) 29... Nd3+ $1 30. Ke2 Nf4+ {[%mdl 64] Discovered Attack (Double check)} 31. Kf3 Be2+ 32. Kg3 {[#]} Nh5+ $1 33. Kh3 f5 {[%csl Gf5][%cal Re2g4]} 34. Ng3 $2 (34. Bxe5 $19 Bg4+ 35. Kh2 fxe4 {[%mdl 64] Discovered Attack} 36. Rb2) 34... Bg4# {Weighted Error Value: White=0.49/Black=0.09} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.26"]
[Round "7.2"]
[White "Santos Latasa, Jaime"]
[Black "Alsina Leal, Daniel"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2600"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,95,24,23,21,9,15,11,10,12,17,16,72,27,21,0,0,0,0,0,12,12,23,0,35,0,44,55,52,73,55,59,54,35,66,54,51,62,71,18,35,8,93,87,116,102,110,49,83,66,82,86,86,77,62,0,0,0,0,0,0,-22,-7,0,0,0,0,0,0,-20,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-36]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. O-O Nf6 7. Re1 O-O {B31: Sicilian: 2...Nc6 3 Bb5 g6.} 8. Qd2 {[#]} Ne8 $146 ({Predecessor:} 8... Bg4 9. Ne5 Qc7 10. Qf4 Nh5 11. Qxg4 Bxe5 12. g3 Bd4 13. c3 Bg7 14. Qe2 e5 15. Be3 {½-½ (32) Au Cardero,R (2307)-Martello,J (2343) ICCF email 2018}) 9. Qg5 b6 10. Qg3 a5 11. a4 b5 (11... Nd6 $11) 12. Nbd2 Nc7 13. Ne5 Qd6 14. f4 Ne6 {[#] aiming for ...Nd4.} 15. Ndf3 $1 Nd4 16. Nxd4 cxd4 17. Bd2 Qc7 18. Nf3 c5 19. axb5 Bd7 20. Qh4 Bxb5 21. f5 {Strongly threatening fxg6.} Ra6 22. Bf4 $36 {[%mdl 2048] White has some pressure.} Qa7 23. Bh6 f6 $1 24. Bxg7 Kxg7 25. fxg6 (25. Qg3 $16) 25... hxg6 $11 26. Qg3 Qb8 (26... e5 $11) 27. e5 $16 {Black must now prevent exf6+.} f5 28. Qg5 ({Don't do} 28. Qh4 $6 Qd8) 28... Qc7 29. Re2 ({White should play} 29. e6 $16) 29... c4 30. Rd1 cxd3 31. cxd3 Qd7 32. Qh4 (32. Qg3 {seems wilder.} e6 33. Qf2 Kg8 34. Nxd4 Ba4 35. Rc1) 32... Rh8 33. Qxd4 (33. Qf2 $14) 33... Qxd4+ $11 {The position is equal.} 34. Nxd4 Rb6 35. Red2 Rd8 36. Ne2 Rd5 37. Nc3 Rxe5 38. d4 Ree6 39. Ra1 {[#]} a4 $1 {[%mdl 512]} 40. Nxa4 Bxa4 (40... Ra6 $5 41. b3 $8 Re3 $11) 41. Rxa4 {[%mdl 4096] Endgame KRR-KRR} Re3 42. Rc4 Reb3 43. Rcc2 Kf6 44. Kf2 R3b4 45. h3 g5 46. Ke2 f4 47. Kd1 e6 48. Kc1 {Weighted Error Value: White=0.12/Black=0.10} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.26"]
[Round "7.3"]
[White "Narciso Dublan, Marc"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2492"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "134"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,134,32,33,14,34,24,38,25,39,33,35,35,59,29,54,-42,-46,-50,-33,-37,-16,-45,-5,-10,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,0,0,0,0,0,0,-7,-6,-10,0,0,78,79,84,84,66,70,77,23,23,25,29,41,44,36,45,45,32,30,46,21,32,0,0,0,52,45,45,0,37,37,37,37,37,37,37,37,37,37,37,37,81,81,81,0,0,0,8,8,8,8,8,8,8,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. O-O Nf5 8. dxc5 {seems to push 8.Bd3 aside. 8.Bd3 is vanishing.} Bxc5 9. b4 {C02: French: Advance Variation.} Be7 10. Bd3 {[#]} O-O $146 ({Predecessor:} 10... Nh4 11. Nxh4 Bxh4 12. Qe2 Be7 13. Nd2 O-O 14. Nf3 Rc8 15. Bb2 a6 16. a3 Qc7 {0-1 (57) Boris,P (1853)-Niemann,H (2313) Philadelphia 2018}) 11. Re1 {White is slightly better.} Rc8 12. a3 Kh8 13. Ra2 a6 14. Nbd2 Na7 {[%cal Bc6a7,Ba7b5,Bb5c3][%mdl 32]} 15. Nd4 (15. Bb2 $14) 15... Rxc3 $15 16. Bxf5 exf5 17. Bb2 Rc8 18. Qb1 Be6 19. Nxf5 Nb5 20. Nd4 Nc3 21. Bxc3 Rxc3 22. Rc1 Rxc1+ 23. Qxc1 Qb6 24. N2b3 Rc8 25. Qd2 h6 26. h3 Rc4 27. Ra1 Bd7 28. Re1 Qg6 {White should prevent ...Bxh3.} 29. Kh2 b6 30. Qe3 {[#]} a5 $1 {[%mdl 512]} 31. bxa5 bxa5 ({Reject} 31... Bxa3 $6 32. a6 $16) 32. Qf3 Be6 33. Nxe6 Qxe6 34. Nxa5 Ra4 35. Nb3 Rxa3 36. Qd1 Qb6 37. Re3 Bh4 38. Qc2 Qb8 {[#]} (38... Kg8 $11) 39. g3 $1 $16 {[%cal Rg3h4]} Be7 40. Rc3 {Rc8+ is the strong threat.} Ra8 41. Rc7 Bf8 42. Nd4 (42. Qc6 $16) 42... Qb6 $11 43. Nf3 Kg8 44. Kg2 Rd8 45. Rc6 Qa7 46. e6 fxe6 47. Rxe6 Qf7 48. Qc6 Qd7 49. Qa6 d4 50. Re4 Bc5 (50... d3 $11 51. Rd4 Qxd4 52. Qe6+ (52. Nxd4 Rxd4 53. Qb6 Rd6 $11) 52... Kh7 53. Nxd4 Rxd4) 51. Qc4+ Qd5 52. Re8+ Kf7 (52... Bf8 $5 {[%cal Rd5c4]} 53. Qxd5+ Rxd5 $11) 53. Rxd8 Qxc4 54. Ne5+ {[%mdl 64] Double Attack} Ke7 55. Nxc4 Kxd8 $14 {[%mdl 4096] Endgame KB-KN} 56. Kf3 Ke7 57. Ke4 d3 58. f4 Bf2 59. g4 Bg3 60. f5 ({Don't play} 60. Kxd3 $6 Bxf4 61. Ke4 Bg3 $11) (60. Kf3 $16 Bh2 61. Ke3) 60... Kf6 $11 {The position is equal.} 61. Kxd3 {Cut Off at move 61} g6 62. Ke4 h5 63. Ne3 hxg4 64. Nxg4+ Kf7 65. Ne5+ Bxe5 66. Kxe5 {Threatening mate with f6.} gxf5 67. Kxf5 Kg7 {Weighted Error Value: White=0.12/Black=0.11} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.26"]
[Round "7.4"]
[White "Cheparinov, Ivan"]
[Black "Munoz, Miguel"]
[Result "1-0"]
[ECO "A56"]
[WhiteElo "2688"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,113,38,32,58,31,43,33,34,29,34,27,33,27,47,41,41,52,52,41,36,40,53,0,81,11,46,55,58,44,78,70,50,32,32,32,32,32,32,32,32,32,42,32,32,32,32,32,32,28,23,23,33,33,78,66,115,35,62,39,350,350,321,334,328,331,372,360,366,366,323,166,166,174,248,391,529,514,496,230,4450,1961,5065,2683,2558,3111,5065,2256,1830,4506,2617,2376,29978,29979,29977,29969]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. e4 d6 6. Nf3 O-O 7. Be2 e6 8. O-O exd5 9. exd5 Bg4 10. h3 Bxf3 11. Bxf3 Ne8 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4.} 12. Qc2 Nd7 13. Be2 f5 {White is slightly better.} 14. f4 {[#]} a6 $146 ({Predecessor:} 14... Bd4+ 15. Kh2 Ndf6 16. g3 Ng7 17. Nb5 Ne4 18. Nxd4 cxd4 19. b3 Re8 20. Bb2 Nxg3 21. Kxg3 {0-1 (27) Rosenthal,J (2308)-Gaehwiler,G (2401) Switzerland 2018}) 15. Bd2 Bd4+ 16. Kh2 Ng7 17. Bf3 Re8 18. Rae1 Qf6 19. Qb3 Rab8 20. a4 b6 21. Ne2 ({Better is} 21. g3 $14) 21... Rec8 (21... Bxb2 $11 22. Nc3 Bxc3 23. Bxc3 Qf8) 22. g3 ({Much weaker is} 22. Nxd4 cxd4 23. Re2 Nc5 $11) (22. g4 $16) 22... h5 23. Qc2 Re8 24. b3 Bb2 25. Kg2 Ba3 26. Bc3 Qf7 27. Ba1 Nf6 28. Nc3 Bb4 29. Qb2 Rxe1 30. Rxe1 Re8 {[#]} 31. Re6 $1 {[%mdl 512]} Bxc3 ({Don't go for} 31... Nxe6 $2 32. dxe6 Qh7 33. Nd5 $1 $16 {[%mdl 512]}) (31... Rxe6 32. dxe6) 32. Rxe8+ Ngxe8 33. Qxc3 Qd7 34. a5 b5 35. b4 cxb4 36. Qxb4 {Threatens to win with cxb5.} bxc4 37. Qxc4 Qb7 38. Qe2 (38. Bd4 $1 $16) 38... Kf8 $14 39. Qe6 $36 {[%mdl 2048] White is more active.} Qf7 $2 {[%mdl 8192] Loses the game.} ({Black should play} 39... Ne4 $1 $14) 40. Be2 $18 Nxd5 41. Qxf7+ Kxf7 42. Bxa6 {[%mdl 4096] Endgame KBB-KNN} Nb4 43. Bb7 {aiming for Bc3.} Nc7 {[#]} 44. Bc3 $1 {[%cal Rc3b4]} Nba6 {[#]} 45. Kf3 (45. Bd4 $142 $1) 45... Ke6 46. Bd4 Nc5 (46... Nb4 $142 47. Bc3 Nba6) 47. Bxc5 dxc5 {KB-KN} 48. Ke3 Kd7 49. h4 (49. a6 $142) 49... c4 $2 (49... Ne8 50. Bd5 Nf6) 50. a6 Nb5 51. Bd5 c3 52. Kd3 Kc7 53. Bc4 Nd6 54. Kxc3 Ne4+ 55. Kd4 Nxg3 56. Bd3 Kb6 57. Ke3 {Weighted Error Value: White=0.21/Black=0.34} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.26"]
[Round "7.5"]
[White "Oratovsky, Michael"]
[Black "Grigoryan, Karen H."]
[Result "1/2-1/2"]
[ECO "B51"]
[WhiteElo "2414"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,41,-4,25,27,41,45,60,60,53,36,41,43,59,58,57,43,44,43,45,53,63,63,62,61,71,56,71,67,79,58,67,61,84,85]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. Bxc6+ bxc6 5. e5 Bg4 6. h3 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Bh5 7. d3 e6 8. exd6 {White is slightly better.} Bxd6 9. Nbd2 Ne7 {[#]} 10. Qe2 $146 ({Predecessor:} 10. Nc4 O-O 11. Qe2 Bc7 12. g4 Bg6 13. Bd2 f6 14. O-O-O e5 15. Rhg1 Nd5 16. Nh4 {½-½ (48) Predojevic,B (2601)-Safarli,E (2598) chess.com INT 2020}) 10... Nd5 11. Nc4 Nb6 12. Qe4 O-O 13. Nxd6 ({Of course not} 13. Qxc6 Nxc4 14. dxc4 Qb6 $15) 13... Qxd6 14. O-O Qd5 15. Ne5 Rfc8 16. Re1 f6 17. Nc4 e5 18. b3 Bg6 19. Qg4 Nd7 20. Bb2 Rd8 21. Ne3 {Weighted Error Value: White=0.05/Black=0.10} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.27"]
[Round "8.1"]
[White "Krysa, Leandro"]
[Black "Grigoryan, Karen H."]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2531"]
[BlackElo "2659"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,106,43,22,17,39,28,21,26,39,25,43,50,50,47,52,52,42,45,59,-10,81,70,72,89,75,67,70,84,85,-65,-61,-69,-58,-62,-69,-66,-31,-54,-47,-81,-76,-152,-103,-84,-54,-252,-247,-263,-258,-270,-269,-237,-265,-227,-252,-233,-241,-274,-263,-359,-347,-370,-350,-567,-530,-945,-908,-943,-918,-904,-904,-895,-858,-792,-814,-912,-900,-832,-777,-954,-943,-860,-856,-2841,-2033,-29989,-29990]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. O-O e5 8. Qc2 Re8 9. Rd1 c6 10. e4 exd4 11. Nxd4 Qe7 12. Be3 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4.} Ng4 13. Bf4 Nge5 14. b3 {The position is equal.} Nc5 15. h3 {[#]} g5 $1 $146 {[%mdl 8] An important novelty.} ({Predecessor:} 15... Ne6 16. Nxe6 Bxe6 17. Be3 f5 18. Rac1 fxe4 19. Nxe4 Bf5 20. Qd2 Bxh3 21. Nxd6 Rf8 {½-½ (43) Malaniuk,V (2526)-Petrushin,A (2476) Belorechensk 2005}) 16. Be3 g4 17. h4 Qf6 18. Bg5 Qg6 19. Nf5 Bf8 20. Bf4 (20. Ne2 $14 Nxe4 21. Bxe4 Nf3+ 22. Bxf3 Bxf5 23. Qd2) 20... Nxe4 (20... Nf3+ $11 21. Bxf3 gxf3) 21. Bxe4 $16 Nf3+ 22. Kg2 $1 (22. Bxf3 Bxf5 23. Be4 Bxe4 $15) 22... Rxe4 {[#]} 23. Nh6+ $1 {[%mdl 512]} Bxh6 24. Qxe4 Bf5 25. Qe3 (25. Qe7 $1 $16 Bxf4 26. gxf4) 25... Bf8 $1 $15 26. h5 Qxh5 {[%csl Gf5,Gg4][%cal Rh5h3]} 27. Rh1 Qg6 28. Bh6 $1 Bg7 29. Bxg7 Kxg7 30. Rad1 Rd8 31. Kf1 (31. Qe7 $142 Rd7 32. Qe3) 31... d5 {White must now prevent ...d4.} 32. Ne2 {[#] next Nf4 is good for White.} ({Not} 32. Qxa7 $2 Bd3+ 33. Kg2 d4 $19) 32... Bc2 $1 $36 {[%cal Rc2d1][%mdl 2048] Black is more active.} 33. Qc3+ $2 {[#] This move loses the game for White.} ({White has to play} 33. Nf4 $15 Qe4 34. Qxe4 Bxe4 35. cxd5) 33... d4 $1 $19 {[%cal Rd4c3]} 34. Nxd4 {Intending Nf5+! and mate.} Kg8 35. Qxc2 Qxc2 36. Nxc2 Rxd1+ 37. Kg2 Rxh1 38. Kxh1 {[%mdl 4096] Endgame KN-KN} f5 39. Kg2 Kf7 40. Kf1 Ke6 41. Ke2 Ke5 42. Ke3 $2 (42. Kd3 {might work better.} f4 43. c5) 42... h5 43. Nb4 {[#]} f4+ $1 {[%mdl 512]} 44. gxf4+ Kf5 45. Nd3 h4 46. Ke2 h3 {( -> ...h2)} 47. Kf1 Ke4 48. Nc5+ Kxf4 49. Ne6+ Kf5 50. Nd8 {[#]} g3 $1 {[%mdl 512]} 51. fxg3 Kg4 52. Kf2 {[#]} Ne1 $1 {[%mdl 512]} 53. Kg1 (53. Kxe1 h2) 53... Kxg3 {Weighted Error Value: White=0.60/Black=0.11} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.27"]
[Round "8.2"]
[White "Munoz, Miguel"]
[Black "Oratovsky, Michael"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2442"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,23,0,-23,-10,-10,0,-10,-10,-13,-14,-39,-34,-28]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c4 Nf6 6. Nc3 Bb4 7. Qd3 O-O {B44: Sicilian: Taimanov: 5 Nb5.} 8. Be2 d5 9. exd5 exd5 10. Nxc6 bxc6 11. O-O Ba6 12. Qf3 {[#] Black did not feel at home in the position after the opening. Not enough moves} {Predecessor:} Bxc3 $146 13. Qxc3 Re8 14. Bd3 Ne4 15. Qc2 Qf6 16. Be3 Bxc4 17. Bxc4 dxc4 18. Qxc4 Qxb2 19. Qxc6 {1-0 (47) Bewersdorff,O (2312)-Jonsson,G (2104) Reykjavik 2018} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.27"]
[Round "8.3"]
[White "Peralta, Fernando"]
[Black "Cheparinov, Ivan"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2586"]
[BlackElo "2688"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,97,16,21,25,28,23,18,13,31,16,12,24,16,4,0,4,9,0,0,-11,0,8,10,-22,-14,-8,-8,-12,37,12,8,11,27,22,12,21,93,65,80,84,71,68,218,212,210,217,249,243,237,242,310,300,307,296,312,305,308,296,312,300,406,406,400,397,399,387,463,447,457,442,499,444,438,426,461,418,535,541,517,518,559,563,735,727,1227,1211,1127,1070,974,763]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 h6 5. e3 Be7 6. b3 {D37: Queen's Gambit Declined: 5 Bf4.} O-O {[#]} 7. Bb2 $146 ({Predecessor:} 7. Bd3 dxc4 8. bxc4 b6 9. e4 Bb7 10. Bb2 c5 11. d5 exd5 12. exd5 Bd6 13. O-O {1-0 (26) Hjorth,J (2027)-Jatmiko,T ICCF email 2017}) 7... b6 8. Bd3 {The position is equal.} Bb7 9. O-O c5 10. cxd5 Nxd5 11. Nxd5 Qxd5 12. Bc4 Qf5 13. Bd3 Qd5 14. e4 Qh5 15. Be2 cxd4 16. Nxd4 (16. Qxd4 {keeps more tension.} Qg4 17. h3 Qg6 18. Ne5 Qxe4 19. Nc6) 16... Qh4 17. g3 Qf6 (17... Qxe4 $2 18. Bf3 $18) 18. Rc1 {[%cal Ba1c1,Bc1c7,Bc7d7][%mdl 32]} Bxe4 19. Nc6 Qxb2 20. Nxe7+ Kh8 21. Re1 {Hoping for Qd6.} Qa3 $1 {[%cal Ra3e7]} ({But not} 21... Qxa2 $2 22. Qd6 $18) 22. Rc7 Qa5 (22... Bh7 $1 $11) 23. Bf1 $36 {[%mdl 3072] White has strong compensation. White fights for an advantage.} Bh7 24. Bg2 Na6 25. Rd7 Nc5 {[#] This costs Black the game.} (25... Rae8 $1 $14) 26. b4 $1 $18 {[%cal Rb4a5][%mdl 512]} Qxb4 27. Rd4 Qc3 {Threatens to win with ...Nd3.} 28. Bxa8 {Re3 is the strong threat.} Bd3 29. Rxd3 Nxd3 30. Re3 Nxf2 31. Rxc3 {White wants to mate with Qd7.} ({Not} 31. Kxf2 Qf6+ 32. Bf3 Qxe7 $16) 31... Nxd1 {[#]} 32. Rc8 $1 {[%cal Rc8f8]} Rxc8 33. Nxc8 Nc3 {[#]} 34. a3 $1 ({Less strong is} 34. Nxa7 Nxa2 35. Kf2 Kg8 $16) 34... g5 35. Nxa7 Kg7 36. Nc8 b5 37. Nd6 Ne2+ 38. Kf2 Nd4 39. Be4 f5 40. Bd3 Kf6 41. Nxb5 Nc6 42. Nd6 h5 43. Bb5 {White is clearly winning.} Nd4 44. Bc4 e5 45. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Ke7 46. Nf7 Kf6 47. a5 Nc6 48. a6 e4 {[#]} 49. Nd8 $1 {[%mdl 576] Promotion.  Weighted Error Value: White=0.05/Black=0.23} 1-0

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.27"]
[Round "8.4"]
[White "Alsina Leal, Daniel"]
[Black "Narciso Dublan, Marc"]
[Result "1/2-1/2"]
[ECO "C41"]
[WhiteElo "2498"]
[BlackElo "2492"]
[Annotator "TA"]
[PlyCount "131"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,131,14,35,39,44,41,25,14,30,22,41,41,38,41,32,39,37,35,32,43,64,37,46,43,51,10,9,5,8,14,27,23,14,2,2,2,2,1,1,0,1,2,2,2,2,1,1,-15,2,1,2,2,8,8,13,3,3,3,13,13,13,8,13,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,41,41,41,19,19,19,19,19,19,8,8,8,8,8,8,8,8,0,0,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Rg1 g6 6. g4 {C41: Philidor Defence.} Bg7 7. g5 Nh5 8. Be3 {White has an edge.} O-O 9. Qd2 Nb6 {[#]} 10. dxe5 $146 ({Predecessor:} 10. O-O-O f5 11. dxe5 fxe4 12. Bxb6 axb6 13. Qd5+ Kh8 14. Qxe4 Qe7 15. Nd5 Qf7 16. Bc4 {½-½ (24) Khamrakulov,D (2498)-Kadric,D (2502) Charlotte 2018}) 10... dxe5 11. Qxd8 Rxd8 12. Nb5 Bd7 13. O-O-O Bxb5 14. Bxb5 c6 15. Be2 Nf4 16. Rxd8+ Rxd8 17. Bxf4 (17. Bf1 {seems wilder.} Nd7 18. h4 b5 19. Bd3 Nf8 20. Rd1) 17... exf4 18. Rg4 Nd7 19. Rxf4 Ne5 20. h4 h5 21. Nxe5 Bxe5 $11 {[%mdl 4096] Endgame KRB-KRB} 22. Rf3 Kg7 23. Bd3 Rf8 24. Kd2 f6 25. gxf6+ Rxf6 26. Rxf6 Bxf6 {KB-KB} 27. b3 Bxh4 28. f4 Be7 29. e5 Bb4+ 30. Ke3 Kf7 31. Ke4 Bd2 32. Bf1 Ke7 33. Bh3 Bc1 34. Bc8 b6 35. Bh3 b5 36. Bf1 b4 37. Bd3 c5 38. Bf1 Bd2 39. Bh3 Bc1 40. f5 gxf5+ 41. Bxf5 h4 42. Kd5 Be3 43. Kc6 Bd4 44. Kd5 Bf2 45. Bh3 Bd4 46. e6 Bf2 47. Kc6 Bd4 48. Kb7 Be3 49. Kxa7 c4+ 50. Ka6 cxb3 51. cxb3 Bc1 {The position is equal.} 52. Kb5 Bd2 53. Ka4 Kd6 54. a3 bxa3 55. Kxa3 Bg5 56. Kb4 Kc6 57. Kc4 Be7 58. Bf1 Kd6 59. Bh3 Kc6 60. b4 Kb6 61. Bg2 Bf8 62. b5 Be7 63. Bf1 Bf8 64. Kd5 h3 65. Bxh3 Kxb5 66. Ke4 {Weighted Error Value: White=0.03/Black=0.03} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.27"]
[Round "8.5"]
[White "Studer, Noel"]
[Black "Santos Latasa, Jaime"]
[Result "1/2-1/2"]
[ECO "E71"]
[WhiteElo "2582"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,59,39,25,31,42,71,21,8,13,12,16,18,17,42,25,25,0,12,2,12,14,18,0,0,0,0,0,10,10,11,9,8,15,18,23,35,35,34,18,48,48,48,48,48,42,46,42,48,35,42,42]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 Nc6 {E71: King's Indian: 4 e4 d6 5 h3.} 7. d5 Ne5 8. Be2 (8. f4 $5 {[%cal Rf4e5]} Ned7 9. g4 $11) 8... e6 {The position is equal.} 9. Nf3 Nxf3+ 10. Bxf3 Nd7 11. Qd2 f5 12. exf5 exf5 13. O-O {[#]} Qf6 $146 {[#] White must now prevent ...f4.} ({Predecessor:} 13... Qh4 14. Bf4 Be5 15. Bg5 Qxc4 16. Be2 Bxc3 17. bxc3 Qa4 18. c4 Nc5 19. Be3 b6 {½-½ (54) Mendonca,L (2499)-Tomazini,Z (2413) Budapest 2020}) 14. Bf4 a6 15. Rad1 Qf7 16. h4 Ne5 17. Be2 Bd7 18. a4 a5 19. Rfe1 b6 20. g3 Rae8 21. Kg2 h5 22. b3 Kh7 23. Bf1 Bf6 24. Ne2 {[%cal Bc3e2,Be2g1,Bg1h3][%mdl 32]} c5 25. Ng1 {White is slightly better.} Qg7 26. Nh3 Nf7 27. Re2 Rxe2 28. Bxe2 Re8 29. Bd3 Kg8 30. Bb1 {Weighted Error Value: White=0.07/Black=0.05} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.28"]
[Round "9.1"]
[White "Santos Latasa, Jaime"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2600"]
[BlackElo "2531"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,115,52,50,46,41,37,50,57,33,38,52,12,28,0,0,0,0,0,0,0,0,0,26,0,0,-17,-17,-42,-14,0,8,0,-3,-22,-11,-20,-14,-214,0,0,1,3,1,3,0,0,0,0,20,11,11,14,33,33,33,33,32,30,39,27,27,27,27,27,27,27,40,23,27,27,27,22,22,1,8,1,1,1,1,8,8,8,191,190,363,363,378,378]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d3 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 Nf6 {Nowadays more popular than 15...Qf5.} 16. Rh4 {C89: Closed Ruy Lopez: Marshall Attack.} Qf5 17. Nd2 Ng4 18. f3 {White is slightly better.} Ne3 19. Qe2 Nd5 $1 {[#]} 20. Nf1 $146 ({Predecessor:} 20. c4 Nc7 21. d4 Qg6 22. Nf1 Re8 23. Re4 Bf5 24. Re3 Ne6 25. Qf2 Be7 26. Re1 {½-½ (33) Pranesh,M (2425)-Svane,R (2608) Moscow 2020}) 20... Qg6 21. Qf2 (21. Bxd5 $5 cxd5 22. Bf4 $14) 21... Bf5 ({Avoid the trap} 21... Qxd3 $2 22. Bc2 $18) 22. Ne3 Nxe3 23. Bxe3 Be7 24. Rd4 Rae8 25. Re1 Bc5 26. Rf4 (26. Re4 $5 Bxe4 27. Bxc5 Bxd3 28. Bxf8 Rxf8 29. Qa7 $14) 26... Bd6 27. Re4 Bxe4 28. fxe4 Kh8 {With the idea ...f5.} 29. Rf1 Re7 30. Kh1 a5 {[%cal Ba6a5,Ba5a4][%mdl 32]} 31. a3 a4 32. Ba2 f5 33. exf5 $2 {[#]} (33. Qf3 $11) 33... Rxf5 $2 (33... Qe8 $1 $19 34. Re1 Qh5) 34. Qxf5 $11 Qxf5 35. Rxf5 {[%cal Rf5f8]} Rxe3 {[%mdl 4096] Endgame KRB-KRB} 36. Kg2 Rxd3 37. Rf2 g6 38. Re2 Kg7 39. Bb1 Rd5 40. Be4 Re5 41. Kf3 c5 42. Rd2 Re6 43. Bc6 b4 44. axb4 cxb4 45. Bxa4 bxc3 46. bxc3 Bc5 47. Rd7+ Kf6 48. Rd3 Rd6 49. Rxd6+ Bxd6 {KB-KB} 50. Ke4 h5 51. Kd5 Bb8 52. c4 {[%cal Bc3c4,Bc4c5,Bc5c6][%mdl 32]} h4 53. gxh4 Bxh2 54. c5 g5 55. h5 Kg7 $2 {[#]} (55... g4 $11 {and Black is okay.} 56. Ke4 Kg5) 56. Bd1 $18 g4 $2 (56... Kf6 57. Bg4 Bf4) 57. Bxg4 Kh8 58. c6 {[%mdl 32768] Weighted Error Value: White=0.16/Black=0.25. An unexpected result.} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.28"]
[Round "9.2"]
[White "Narciso Dublan, Marc"]
[Black "Studer, Noel"]
[Result "1/2-1/2"]
[ECO "E20"]
[WhiteElo "2492"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "195"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,195,-13,-13,-20,-6,-6,-6,-13,-12,-3,7,-17,-16,-20,-8,-48,0,0,0,0,39,28,35,0,0,-13,0,-25,0,-22,-26,-45,-31,-37,-24,-26,-22,-41,-39,-52,-37,-53,-35,-37,0,0,0,-38,-52,-53,-60,-28,-35,-31,-45,-44,-26,-39,0,-54,-12,-17,0,0,73,0,0,0,-8,-13,74,2,1260,0,60,62,62,80,52,17,31,16,127,0,0,0,0,0,0,0,91,93,110,85,85,79,77,0,82,72,78,102,170,170,137,166,159,151,135,135,300,310,1246,1137,310,310,6370,268,277,179,6404,0,6234,164,6258,164,6134,0,6107,6093,6093,6093,5875,5573,2543,1064,1514,1451,6118,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,0,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. g3 O-O 5. Bg2 d5 6. Nf3 dxc4 7. O-O Nc6 8. Qa4 {E20: Nimzo-Indian: 4 g3 and 4 f3.} Nd5 9. Qc2 Be7 10. Rd1 Rb8 11. e4 Ncb4 12. Qd2 Nxc3 13. Qxc3 b5 $1 {[#]} 14. Be3 $146 ({Predecessor:} 14. b3 Bb7 15. Ba3 a5 16. Ne5 Nxa2 17. Rxa2 Bxa3 18. bxc4 Bb4 19. Qc1 bxc4 20. Nxc4 {0-1 (40) Dubov,D (2699)-Vidit,S (2726) Chess.com INT 2020}) 14... Bb7 15. Ne1 Qc8 16. a3 {[%cal Ba2a3,Ba3a4][%mdl 32]} Na6 17. a4 {[%mdl 1024] White has compensation.} Bb4 18. Qc1 (18. Qc2 $5 {[%cal Ra4b5]} c6 19. b3 $14) 18... c6 19. Nc2 Be7 20. h4 Re8 21. h5 h6 22. Bh3 Qc7 23. Qd2 $1 Rbd8 {...Nc5! is the strong threat.} 24. Qe2 Kh8 25. Bd2 Rd7 26. Qe1 Qb8 27. Ba5 Ba8 28. Ne3 Rb7 29. Ng4 bxa4 {aiming for ...Bb4.} 30. Ne5 Bb4 31. Bxb4 Nxb4 32. Qc3 Nd3 33. Nxd3 cxd3 34. Rxa4 Rxb2 35. Qxd3 Rb5 (35... Rd8 {is more complex.} 36. Qa3 c5 37. d5 exd5 38. Rxa7 Rb7) 36. Qf3 (36. Rda1 $11) 36... Re7 37. Bf1 Rg5 38. Rc1 e5 (38... Rd7 $11) 39. Ra5 ({White should try} 39. Qa3 $1 $16 {[%cal Ra3e7]} Rb7 40. Ra1) 39... exd4 $11 {[%mdl 64] Discovered Attack} 40. Rxg5 hxg5 41. Rc5 f6 {[#]} (41... Qd6 $1 $11 42. Rxg5 c5) 42. h6 $1 {[%mdl 512]} Qd6 $2 {[%mdl 8192] [#]} (42... Bb7 $11) (42... gxh6 43. Qxf6+) 43. Qf5 $2 (43. Rxg5 $1 $18 {[%mdl 512] Threatening mate with hxg7+.} gxh6 (43... fxg5 44. Qf8+) 44. Rg6 $1 {[%mdl 576] Double Attack}) 43... Qe6 ({Don't blunder} 43... gxh6 $2 44. Qc8+ Kg7 45. Bc4 $1 $18 {[%mdl 512]}) (43... Bb7 $11) 44. Qg6 $14 Qf7 $1 {[%cal Rf7g6]} 45. hxg7+ $1 Qxg7 46. Qh5+ Qh7 47. Qf3 Kg7 {[#]} (47... Qh6 $1 $11 {keeps the balance.}) 48. e5 $1 {[%mdl 512]} Rxe5 49. Rxe5 fxe5 50. Qa3 Bb7 $1 {Strongly threatening ...c5!} 51. Bd3 {White threatens Qe7+! and mate.} Qg8 (51... e4 $11 52. Qe7+ Kh6 53. Qf6+ Qg6 54. Qh8+ Qh7 55. Qf6+ Qg6 56. Qh8+ Qh7 57. Qf6+) 52. Qe7+ $16 {[%mdl 64] Double Attack} Qf7 53. Qxg5+ Kf8 54. Qd8+ Kg7 55. Qg5+ {[%mdl 64] Double Attack} Kf8 56. Qxe5 c5 57. Qxc5+ {[%mdl 64] Double Attack} Qe7 (57... Ke8 $16 {might work better.}) 58. Qxd4 $18 Qe1+ 59. Bf1 Qe4 60. Qxe4 $1 Bxe4 $16 {[%mdl 4096] Endgame [#] KB-KB} 61. Ba6 $1 {Cut Off at move 61} Ke7 $2 {[#]} (61... Bf3 $16 {was called for.} 62. Kf1 Ke7) 62. f4 $1 $18 Bf5 $2 (62... Bf3 63. Kf2 Bd1) 63. Kf2 Bg4 64. Ke3 Kf6 $2 (64... Be6 65. Be2 a5) 65. Ke4 $2 (65. Be2 Bd7 66. g4) 65... Bd1 66. Kd4 Bh5 $2 (66... Bg4 67. Bc4 Bd1) 67. Ke3 Bg4 $1 68. Kd3 $2 (68. Be2 Bd7 69. g4) 68... Bh5 $2 (68... Bd7) 69. Kd4 $2 (69. Bc8 Bd1 70. Kd2) 69... Bd1 $2 (69... Bg4 70. Bf1 Ke6) 70. Kd3 Bh5 71. Kd2 Bf3 72. Be2 Bd5 73. g4 a5 74. Kc3 (74. Bd1 $142 Bc6 75. Kc3) 74... Be6 75. Bd1 Kg6 76. Kd4 $2 (76. Bc2+ $18 Kg7 77. g5) 76... a4 $1 $11 {The position is equal.} 77. Bc2+ Kg7 $1 78. g5 a3 79. Kc3 a2 80. Kb2 Bd5 81. f5 Bc4 82. Ba4 Kf7 83. Bd1 Ke7 84. Bh5 Bd5 85. Bg4 Kf7 86. Be2 Ke7 87. Bd3 Kd6 88. Ba6 Ke7 89. Bc8 Kf7 90. Ka1 Bc4 91. Bd7 Bd5 92. Bb5 Ke7 93. Be2 Kd6 94. Bh5 Ke5 95. f6 {Black must now prevent f7.} Kf5 96. f7 Bxf7 $1 97. Bxf7 {g6 would kill now.} Kxg5 98. Kxa2 {Black defended with fortune.  Weighted Error Value: White=0.23/Black=0.23} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.28"]
[Round "9.3"]
[White "Cheparinov, Ivan"]
[Black "Alsina Leal, Daniel"]
[Result "0-1"]
[ECO "A34"]
[WhiteElo "2688"]
[BlackElo "2498"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,58,8,1,2,14,27,0,0,-22,-36,-44,-41,-47,-23,-32,-41,-58,-41,-37,-25,-68,-65,-67,-62,-85,-81,-88,-43,-75,-71,-94,-95,-107,-97,-92,-99,-129,-125,-129,-141,-181,-193]} 1. Nf3 Nf6 2. c4 c5 3. Nc3 d5 4. cxd5 Nxd5 5. e3 e6 6. Bc4 Nc6 7. O-O Be7 8. Qe2 O-O 9. d4 cxd4 10. exd4 Bf6 {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5.} 11. Rd1 {[#]} Nce7 $146 ({Predecessor:} 11... b6 12. Qe4 Nce7 13. Bg5 Bb7 14. Qg4 Bxg5 15. Nxg5 h6 16. Nf3 Rc8 17. Ne5 Nf5 18. Nxd5 Bxd5 {½-½ (52) Li,C (2745)-Gopal,G (2589) Ashkhabad 2017}) 12. Ne4 b6 {The position is equal.} 13. h4 Bb7 14. h5 h6 15. Ne5 Nf5 16. Nxf6+ Nxf6 17. Bf4 Nd5 ({Don't blunder} 17... Nxd4 $2 18. Qe3 $18) 18. Bh2 Qg5 {[#] ...Nc3! is the strong threat.} 19. Qg4 Qxg4 20. Nxg4 Rac8 21. Bb3 Rfd8 22. Rd2 Nb4 23. Rad1 Bd5 24. Ne3 Bxb3 25. axb3 Ne7 26. g4 Rd7 27. Kg2 Rcd8 28. Kf3 Nec6 29. Ke4 Na5 {Weighted Error Value: White=0.16/Black=0.06} 0-1

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.28"]
[Round "9.4"]
[White "Oratovsky, Michael"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2414"]
[BlackElo "2586"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,40,13,18,23,19,18,14,11,18,4,0,-7,0,0,0,-10,-2,-14,0,0,1,0,0,0,31,21,23]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 bxc6 8. Bd3 Qc7 9. Qe2 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} Ne7 10. Nf3 Ng6 11. O-O Be7 12. g3 O-O {[#]} 13. h4 $146 ({Predecessor:} 13. c3 dxe4 14. Bxe4 f5 15. Bc2 f4 16. Bxg6 fxg3 17. Be4 gxh2+ 18. Nxh2 Bc5 19. Qh5 g6 20. Qxc5 Rf7 21. Ng4 {1-0 (21) Hullsiek,T-Makosiej,W (1619) ICCF email 2008}) 13... Bd6 14. h5 Ne5 15. Nxe5 Bxe5 16. c3 f5 17. exf5 exf5 {[#] Threatens to win with ...f4.} 18. f4 $1 Bd6 19. Be3 c5 {White must now prevent ...Rae8.} 20. Qf2 Rab8 {An uneventful encounter.  Weighted Error Value: White=0.02/Black=0.07} 1/2-1/2

[Event "1st Magistral Barbera del Valles 2020"]
[Site "Barbera del Valles"]
[Date "2020.11.28"]
[Round "9.5"]
[White "Grigoryan, Karen H."]
[Black "Munoz, Miguel"]
[Result "1/2-1/2"]
[ECO "A56"]
[WhiteElo "2659"]
[BlackElo "2442"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2020.11.20"]
[EventType "tourn"]
[EventCountry "ESP"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,85,50,14,79,72,71,64,101,91,107,73,89,30,49,-17,-14,-2,-9,-12,19,16,26,29,14,21,31,-43,-20,-22,0,0,0,-7,-4,0,0,0,0,-10,0,0,0,0,0,0,0,-14,44,8,90,90,87,-112,-113,-113,-113,-200,-187,-197,-197,-187,-160,-193,-160,-195,-183,-201,-177,-387,-142,-158,-8,-8,-10,-20]} 1. d4 Nf6 2. c4 c5 3. Nf3 g6 4. Nc3 Bg7 5. e4 d6 6. Be2 O-O 7. h3 Nc6 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4.} (7... cxd4 $11 8. Nxd4 b6) 8. d5 $16 Na5 9. Bg5 {[#]} e6 $146 {White is slightly better.} ({Predecessor:} 9... e5 10. Nd2 h6 11. Be3 Ne8 12. g4 Bd7 13. h4 a6 14. h5 g5 15. b4 cxb4 {1-0 (60) Nielsen,P (2662)-Munoz Pantoja,M (2460) Barcelona 2012}) 10. Qd2 e5 11. Nh2 a6 12. Ng4 (12. O-O $16) 12... b5 $1 $11 13. cxb5 (13. b3 $14) 13... axb5 {White must now prevent ...Nb3!} 14. Qc2 ({Don't play} 14. Nxb5 Nb3 $17) 14... b4 15. Nb1 h5 (15... Bxg4 $5 16. hxg4 h6 17. Bxf6 Bxf6 $11) 16. Ne3 Qc7 17. Nd2 Nh7 18. Bh4 Bh6 19. Ndc4 (19. a3 $14) 19... Nxc4 20. Nxc4 Ba6 21. O-O Rfb8 22. Bd3 Bxc4 23. Bxc4 Bg5 24. Bxg5 Nxg5 25. a4 b3 26. Qd3 Rb4 27. h4 Nh7 28. Bb5 Nf6 29. f3 c4 (29... Nd7 $11) 30. Qe3 Qa7 (30... Nd7 $11 {remains equal.}) 31. Qxa7 $16 Rxa7 32. Rfc1 $2 (32. Kf2 $16 {stays on course.}) 32... c3 $1 $17 {[%cal Rc3b2]} 33. Kf2 {[#]} Kg7 $1 $36 {[%mdl 2048] White is under strong pressure.} 34. Rab1 (34. Re1 $17 c2 35. Ke3) 34... c2 $19 35. Ra1 {[#]} Nd7 $1 {[%cal Rd7c5]} 36. Bxd7 Rxd7 {[%mdl 4096] Endgame KRR-KRR} 37. Ke3 Rd4 38. a5 Ra7 39. Ke2 {intending Ra3.} f5 40. exf5 $2 (40. Ra3 {was called for.}) 40... gxf5 $2 (40... Rxd5 $19 {has better winning chances.} 41. a6 gxf5) 41. Ra3 $17 Rxd5 ({Black should try} 41... Rb4 $17 {Threatens to win with ...e4.} 42. Kd3 e4+ 43. Kc3 Rb5 44. fxe4 fxe4) 42. Rxb3 $11 Raxa5 43. Rxc2 {Weighted Error Value: White=0.31/Black=0.26} 1/2-1/2

