[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.1"]
[White "Flores, Diego"]
[Black "Aguilar, Andres"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 22,153,0,0,14,30,15,15,22,9,14,-2,15,19,34,6,5,8,23,0,0,10,14,3,4,0,0,0,0,0,14,16,23,26,34,0,42,45,32,8,87,27,26,20,38,-14,-25,-31,17,8,20,-44,-15,-13,73,0,32,0,123,8,94,90,103,93,91,103,116,88,107,113,133,168,104,125,167,73,78,78,100,25,31,28,78,0,408,414,369,269,269,269,269,269,269,250,269,269,269,269,269,269,263,226,305,79,79,79,79,79,79,80,80,0,80,80,80,66,66,0,66,66,66,66,66,66,537,537,29978,29979,29979,29980,29980,29981,29981,29982]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 c6 7. O-O e5 8. Be3 exd4 9. Bxd4 Re8 10. Qc2 Qe7 11. Rfe1 Nbd7 12. Rad1 b6 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} 13. Nd2 Bb7 14. Bf1 {[#]} (14. f4 Nd5 15. Nf3 Bxd4+ 16. Rxd4 Nxf4 17. Qd2 Nxe2+ 18. Rxe2 Rad8 19. Rxd6 Ne5 20. Rxd8 Rxd8 {½-½ (40) Inarkiev,E (2675)-Mamedov,R (2642) Moscow 2015}) 14... Rad8 $146 {The position is equal.} ({Predecessor:} 14... Nc5 15. f3 Rad8 16. Bf2 Nfd7 17. Nb3 Ne6 18. Nd4 {½-½ (88) Quintiliano Pinto,R (2403)-Perez Ponsa,F (2540) Buenos Aires 2015}) 15. h3 Nc5 16. Nf3 Ne6 ({Don't go for} 16... Nfxe4 $2 17. Bxg7 Kxg7 18. b4 $18) 17. Be3 Qc7 18. Qc1 Nc5 19. Bg5 Rd7 {[%cal Rf6e4]} 20. Qc2 Ne6 21. Bc1 h6 22. b4 Rdd8 23. Bb2 Nd7 24. Ne2 Ne5 25. Nfd4 Nxd4 26. Nxd4 c5 27. Nb5 {[%mdl 64] Double Attack} Qe7 28. f4 Nc6 29. Bxg7 Kxg7 30. a3 Kg8 (30... a6 $11 31. Qb2+ Kg8) 31. Qf2 (31. Qd3 $16) 31... a6 32. Nc3 {Black must now prevent Nd5.} Nd4 33. Rxd4 ({White should try} 33. Bd3 $14) 33... cxd4 $11 34. Qxd4 Qc7 (34... Qh4 $5 {[%cal Rh4e1]} 35. Qe3 Qf6 $15) 35. Re3 Rc8 36. Na4 (36. Rg3 $11) 36... b5 $15 37. cxb5 axb5 (37... Qc1 $11 {remains equal.} 38. Nb6 Rc7) 38. Nc3 Bc6 $1 39. Kh2 ({Don't play} 39. Bxb5 Bxb5 40. Nxb5 Qc1+ 41. Kh2 Qf1 $17) 39... Re6 (39... Rb8 $11 {keeps the balance.}) 40. Rg3 (40. Bxb5 $16 Bb7 41. a4) 40... Kh7 (40... Qe7 $1 $11) 41. Bxb5 $16 Bxb5 42. Nxb5 Qc4 43. Qa7 $1 {[%cal Ra7f7]} Rf6 44. Nc3 {Threatens to win with Nd5.} Rxf4 45. Nd5 Qxe4 46. Nxf4 Qxf4 {[%mdl 4096] Endgame KQR-KQR} 47. Qe3 Qc4 48. Rg4 (48. Rf3 $18) 48... Qb5 49. Rf4 $36 {[%mdl 2048] Keeping Black busy.} Rc7 50. Qd4 (50. Rf6 $16) 50... d5 $1 $11 51. Rf6 Qc4 52. Qe5 (52. Qf4 $16 Kg7 53. b5 $1 {[%mdl 512]}) 52... d4 $2 {[%mdl 8192]} (52... Rd7 $11 {and Black is okay.}) 53. Rd6 $18 Rc8 54. Qxd4 Qc7 {[#] And now ...Rd8 would win.} 55. Qf4 $1 Ra8 56. Rf6 Qxf4+ 57. Rxf4 Rxa3 58. Rxf7+ {KR-KR} Kg8 59. Rb7 Rb3 60. b5 h5 61. h4 Kf8 62. Kg1 $2 (62. b6 $18 {has better winning chances.}) 62... Rb2 $16 63. Kf1 Ke8 64. g3 Kf8 65. Ke1 Ke8 66. Kf1 Kf8 67. b6 Ke8 68. Kg1 Kd8 69. Kf1 Ke8 $1 70. Rb8+ Kd7 71. Kg1 Rb5 72. b7 {Strongly threatening Kg2.} Rb3 $2 {[%mdl 8192]} ({Black should play} 72... Rb2 $14) 73. Kg2 $18 Rb6 74. Rg8 {White mates.} Kc7 {[#]} 75. b8=Q+ $1 {[%mdl 512]} Rxb8 76. Rxb8 Kxb8 77. Kf3 {Accuracy: White = 52%, Black = 43%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.2"]
[White "Acosta, Pablo Ismael"]
[Black "Valerga, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 14,82,10,3,10,-15,-2,-40,-40,-40,-36,-40,-35,-39,-26,-57,-26,-114,-125,-125,-110,-114,-104,-121,-98,-110,-92,-79,-80,-99,-70,-79,-78,-75,-33,-61,-79,-172,-168,-170,-177,-149,-157,-156,-160,-172,-177,-404,-403,-405,-395,-372,-347,-429,-429,-427,-422,-428,-414,-450,-438,-545,-535,-542,-533,-569,-555,-812,-531,-510,-488]} 1. c4 c6 2. Nf3 d5 3. b3 Nf6 4. Bb2 Bg4 5. e3 Nbd7 6. Be2 e6 7. h3 Bh5 8. Nc3 Bd6 {A12: English Opening: 1...c6 with b3 by White} 9. cxd5 (9. d3 h6 10. a3 O-O 11. g4 Bg6 12. Rg1 e5 13. h4 dxc4 14. dxc4 Nc5 15. g5 e4 16. Nd2 hxg5 17. hxg5 {1-0 (30) Hou,Y (2651)-Muzychuk,M (2546) Caleta 2017}) 9... exd5 10. g4 Bg6 {Black is slightly better.} 11. Nh4 $146 ({Predecessor:} 11. g5 Ne4 12. h4 h6 13. d3 Nxc3 14. Bxc3 hxg5 15. Nxg5 f6 16. Nf3 {0-1 (52) Zhao,X (2522)-Nguyen,T (2316) Baku 2016}) 11... Qe7 12. Nxg6 hxg6 13. Qc2 {[#]} d4 $1 {[%mdl 512]} 14. exd4 {[#]} Nxg4 $1 {[%mdl 576] Pin} 15. Rg1 (15. d5 $1 $11) (15. hxg4 Rxh1#) 15... Ngf6 16. O-O-O Kf8 ({Inferior is} 16... Rxh3 17. Rge1 $16) 17. Rde1 {Black must now prevent Bc4.} Re8 18. Qd1 Ba3 ({Worse is} 18... Rxh3 19. Bg4 $14) 19. Bg4 Bxb2+ 20. Kxb2 Qd6 21. Rxe8+ Kxe8 22. Qe2+ Kd8 23. Qc4 Rf8 (23... Qh2 $5 {[%cal Rh2g1]} 24. Rc1 Nxg4 25. hxg4 Qxf2 $17) 24. Qa4 a6 25. Rc1 (25. Rg3 $17 {was called for.}) 25... Nb6 $19 26. Qa3 Qxa3+ 27. Kxa3 Rh8 28. Re1 Nfd5 29. Ne4 {[#]} Re8 $1 {Threatens to win with ...f5.} 30. Bf3 $2 (30. Re2 {was forced.}) 30... f5 31. d3 fxe4 32. dxe4 Rf8 33. exd5 Rxf3 {[%mdl 64] Double Attack} 34. dxc6 bxc6 {[%mdl 4096] Endgame KRN-KR} 35. Rg1 Rf6 36. Kb4 Kc7 {Black is clearly winning.} 37. h4 Nd5+ 38. Ka5 Rxf2 {[%cal Rf2a2]} 39. a4 Rf5 40. b4 Kb7 41. b5 Nf4 {Accuracy: White = 48%, Black = 76%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.3"]
[White "Scarella, Enrique Alejandro"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 18,78,6,0,0,0,0,-27,-8,-22,0,0,-3,-2,0,-31,-39,-31,-31,-47,-32,-44,-21,-37,-29,-43,-43,-44,-31,-31,-28,-147,-133,-115,-118,-134,-124,-172,-177,-268,-275,-291,-281,-342,-341,-341,-337,-327,-316,-315,-311,-437,-441,-443,-432,-622,-619,-581,-596,-653,-618,-726,-581]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. Bg5 Be7 7. e3 O-O 8. Bd3 Nbd7 9. O-O h6 10. Bh4 c5 {D58: Queen's Gambit Declined: Tartakower Defence} 11. Qe2 Ne4 $146 (11... cxd4 {keeps more tension.} 12. exd4 Rc8 13. Bg3 dxc4 14. Bxc4 Nh5) ({Predecessor:} 11... cxd4 12. exd4 Nh5 {½-½ (30) Gulko,B (2618)-Seirawan,Y (2653) Salt Lake City 1999}) 12. Bg3 Nxg3 {Black has an edge.} 13. hxg3 cxd4 14. exd4 dxc4 15. Bxc4 Nf6 16. Rac1 a6 17. Rfd1 b5 18. Ba2 Rc8 $36 {[%mdl 2048] Black has the initiative.} 19. Ne5 Rc7 20. Bb1 Qc8 21. Qd3 Rd8 22. Qe3 Bf8 23. Ne2 Ba8 24. Nf4 {[#]} (24. g4 $11 {remains equal.}) 24... Rxd4 $1 $17 {[%mdl 512]} 25. Re1 {aiming for Rxc7.} (25. Rxd4 Rxc1+) 25... Rxc1 26. Rxc1 Qd8 27. Re1 {Black must now prevent Nxf7!} Qd6 28. Nxf7 (28. Qc1 $142) 28... Kxf7 $19 29. Nxe6 Rd1 {[#] Strongly threatening ...Rxe1+.} 30. Nd8+ Kg8 31. Qb3+ Rd5 32. Ne6 {If only White now had time for Nf4....} Re5 33. Rxe5 Qxe5 34. Nf4+ (34. Nxf8+ $142 Kxf8 35. Qb4+ Kf7 36. Qd2) 34... Bd5 $1 {Black is clearly winning.} 35. Qd1 Bf7 36. Ng6 (36. Nd3 $142 Qd4 37. Bc2) 36... Qxb2 37. Nxf8 Kxf8 38. Qd6+ Kg8 {( -> ...Qc1+)} 39. Qd8+ Ne8 {Accuracy: White = 40%, Black = 72%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.4"]
[White "Perez, Maximiliano"]
[Black "Dolezal, Cristian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 11,94,11,8,-9,-10,-13,0,-1,7,7,16,17,17,12,68,52,116,103,108,112,117,94,102,80,93,92,101,99,100,93,110,75,75,65,104,110,120,118,117,106,106,106,117,57,57,57,60,57,106,106,113,29,29,0,0,0,0,0,6,0,6,0,6,6,6,0,6,6,6,0,6,0,6,0,6,6,6,6,6,6,6,0,6,0,6]} 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. Ngf3 Nc6 7. Nb3 {C05: French Tarrasch: 3...Nf6 4 e5 Nfd7, 5 f4 and 5 Bd3 sidelines} c4 8. Nbd2 {[%cal Bb3d2,Bd2f1,Bf1e3][%mdl 32]} b5 (8... Qa5 9. c3 b5 10. Be2 b4 11. Nb1 Nb6 12. O-O Bd7 13. Kh1 Be7 14. Bd2 Rb8 15. cxb4 Nxb4 {1-0 (37) Mamedov,R (2659)-Wang,H (2729) Dubai 2014}) 9. Be2 Nb6 10. Nf1 h5 11. Ne3 g6 12. O-O Ne7 $146 (12... a5 $11) ({Predecessor:} 12... Bd7 13. Bd2 b4 14. c3 bxc3 15. bxc3 {1-0 (38) Ashiku,F (2284)-Nelis,J (2224) Tromsoe 2014}) 13. Bd2 Nf5 ({Better is} 13... Nc6 $14) 14. Nxf5 $16 exf5 15. Qe1 Be6 16. b3 Be7 17. Ng5 Kf8 18. Bb4 Kg7 19. Bxe7 Qxe7 20. Qa5 Qd7 21. a4 bxa4 22. bxa4 Rab8 23. Rfb1 Rb7 24. Rb4 Rhb8 25. Rab1 {[#] Strongly threatening Qa6.} Nc8 26. c3 Rb6 27. Rxb6 (27. Kf2 $16) 27... axb6 $14 28. Qb4 Ra8 29. Bd1 Ra5 30. h3 Qe8 {[#]} 31. Nxe6+ (31. Qb2 $1 $16) 31... fxe6 $11 32. h4 Kf7 {The position is equal.} 33. g3 Qe7 34. Kf2 Ke8 35. Ke3 Kd8 36. Kd2 Kc7 37. Qb2 Kb7 38. Qb4 {Black must now prevent Qxa5.} Ka7 39. Bc2 Qe8 40. Bd1 Qd8 41. Bc2 Ne7 42. Bd1 ({Reject} 42. Qd6 Qxd6 43. exd6 Nc6 $17) 42... Nc6 43. Qb2 Kb7 44. Bc2 Qc7 45. Qa3 Qe7 46. Qb2 Qc7 47. Qa3 Qe7 {Accuracy: White = 47%, Black = 44%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.5"]
[White "Krysa, Leandro"]
[Black "Bitelmajer, Martin"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 16,79,8,0,21,9,13,24,19,8,11,6,6,9,2,6,13,10,11,0,45,47,37,43,55,56,40,58,57,33,64,48,65,52,95,60,144,143,138,136,160,142,247,252,213,210,225,226,199,182,1111,963,1076,1052,1035,1037,5305,5297,29973,29973,29969,29972,29971,29971,6270,5277]} 1. c4 c5 2. g3 ({Predecessor:} 2. Nf3 Nc6 3. g3 g6 4. Bg2 Bg7 {½-½ (39) Bakalchuk,J (2410)-Savchenko,B (2563) Budapest 2018}) 2... g6 3. Bg2 Bg7 4. Nc3 Nc6 5. Nf3 e6 6. d4 cxd4 7. Nb5 d5 8. cxd5 Qa5+ 9. Nd2 Qxb5 $146 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} (9... exd5 10. Nd6+ Kf8 11. O-O Nge7 12. Nb3 Qb6 13. Nxc8 Rxc8 14. e3 Bf6 15. exd4 Kg7 16. Be3 Rcd8 17. g4 {0-1 (47) Ding,L (2805)-So,W (2754) Abidjan 2019}) 10. dxc6 {Qb3 is the strong threat.} Ne7 11. a4 Qb6 {White has an edge.} 12. Nc4 Qb4+ 13. Bd2 Qxc4 14. cxb7 Bxb7 15. Bxb7 Rb8 16. Rc1 $36 {[%mdl 2048] White is pushing.} Qa2 17. Ba6 Qd5 {[%cal Rd5h1]} 18. O-O O-O $1 19. b4 Qd6 20. Bc4 Nd5 21. Bxd5 Qxd5 22. Qc2 Rfd8 23. Qc4 Qh5 24. Qd3 Rbc8 25. Qe4 h6 ({Black should try} 25... Qe5 $14 26. Qf3 Qd6) 26. Kg2 $1 $16 Bf8 27. b5 Rc5 {[#]} 28. Rxc5 $1 Qxc5 (28... Bxc5 $16 29. Rc1 Kg7) 29. Rc1 $18 Qe7 30. Rc4 e5 31. Bb4 Qe6 32. Rc6 Bd6 $2 (32... f5 33. Rxe6 fxe4) 33. Bxd6 Rxd6 34. Rxd6 Qxd6 {[%mdl 4096] Endgame [#] KQ-KQ} 35. a5 $1 ({Less strong is} 35. Qa8+ Kg7 $16) 35... Qb4 36. b6 Qxa5 37. Qa8+ {[%mdl 64] Double Attack} Kg7 38. b7 Qd5+ 39. Kg1 d3 40. b8=Q {Accuracy: White = 91%, Black = 23%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.16"]
[Round "1.6"]
[White "Tristan, Leonardo"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 11,72,10,15,0,0,0,0,-12,-9,-8,-2,-14,10,20,28,28,33,28,28,-14,66,66,108,88,68,53,60,64,89,88,110,113,293,290,340,336,331,335,325,317,309,292,464,474,462,445,864,861,869,856,852,852,855,852,921,783,718,81,129,0,162,-29990,-29991]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. cxd5 exd5 5. Bf4 c6 6. e3 Bf5 7. Bd3 {D31: Queen's Gambit Declined: Semi-Slav without ...Nf6 (+ Marshall Gambit and Noteboom) and Exchange Variation lines without ...Nf6} (7. g4 Be6 8. h3 Nd7 9. Bd3 h5 10. gxh5 Ndf6 11. h6 Nxh6 12. Qc2 Qd7 13. Nf3 Bf5 14. Ne5 Bxd3 15. Nxd3 Nh5 16. Bh2 Qxh3 {½-½ (32) Radjabov,T (2757)-Giri,A (2783) Wijk aan Zee 2019}) 7... Bxd3 8. Qxd3 Nd7 9. h4 $146 {The position is equal.} ({Predecessor:} 9. Nf3 Ngf6 10. O-O O-O 11. h3 h6 12. Ne5 Nxe5 13. Bxe5 Re8 14. Rab1 Qb6 15. Rfc1 Rac8 16. a3 Red8 17. Na4 Qb5 18. Qxb5 cxb5 19. Bxf6 Rxc1+ 20. Rxc1 Bxf6 {½-½ (27) Sundsbo,S (1745)-Kvendseth,C (1940) Oslo 2016}) 9... Ngf6 10. h5 O-O 11. Nge2 a5 12. Ng3 a4 13. Nf5 a3 14. b3 Bb4 {Threatens to win with ...Ne4.} 15. f3 {[#]} c5 (15... Ne4 $1 $11 {[%mdl 512]} 16. fxe4 dxe4) 16. Kf2 $14 Rc8 {White should prevent ...cxd4.} 17. Ne2 cxd4 18. exd4 Re8 19. g4 {And now g5 would win.} h6 20. Rac1 Rxc1 21. Rxc1 Nf8 $2 (21... Re6 $16) 22. Qb5 $18 Ba5 23. Nd6 ({Don't do} 23. Qxb7 Qa8 $18) 23... Re6 24. Nxb7 {[%mdl 64] Double Attack} Nxg4+ 25. fxg4 Qh4+ 26. Bg3 Rf6+ (26... Qg5 $142) 27. Kg1 Qxg4 {White must now prevent ...Bd2.} 28. Nxa5 Ne6 (28... Rf3 $142 29. Qb8 Kh7) 29. Rc8+ Kh7 30. Qd3+ (30. Qe8 Qxh5 31. Qc6 Nxd4 $19) 30... g6 31. hxg6+ fxg6 32. Qe3 h5 33. Qe5 Qf3 34. Bh4 $2 (34. Kh2 $18 {has better winning chances.}) 34... g5 $16 {[#]} 35. Bg3 (35. Kh2 $1 $16 gxh4 36. Ng1 Qf4+ 37. Qxf4 Rxf4 38. Rc2) 35... h4 $2 (35... Ng7 $11 {and Black is okay.}) 36. Rc1 $4 {[%mdl 8192]} (36. Rh8+ $18 Kg6 37. Rxh4 gxh4 38. Bxh4 Qg4+ 39. Qg3 Qxg3+ 40. Bxg3) 36... h3 {Accuracy: White = 69%, Black = 35%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.1"]
[White "Aguilar, Andres"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2319"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 19,97,-8,0,-12,18,17,18,0,0,0,15,0,10,0,18,0,50,0,0,-29,-22,-34,-28,-29,-15,-15,-13,-24,-29,-112,-107,-111,-106,-123,-122,-175,-110,-389,-389,-387,-210,-383,-341,-381,-286,-269,-253,-273,-187,-168,-120,-143,-94,-111,-105,-96,-90,-75,-37,-39,-36,-45,-49,-66,0,0,0,0,0,-464,-460,-433,-418,-729,-503,-29980,-29980,-29997,-29998,-29999]} 1. c4 g6 2. Nf3 Bg7 3. g3 c5 4. Bg2 Nc6 5. Nc3 d6 6. O-O Rb8 7. d3 a6 8. a4 Nh6 9. Bd2 Nf5 10. Rb1 O-O 11. Ne1 {A37: Symmetrical English vs ...g6: 4 Bg2 Bg7 5 Nf3} Nfd4 $146 ({Predecessor:} 11... Bd7 12. Nc2 Nfd4 13. Nxd4 cxd4 14. Nd5 b5 15. axb5 axb5 16. b3 e6 17. Nb4 Qb6 18. cxb5 Na7 {0-1 (43) Belezky,A (2397)-Zeller,F (2397) Germany 2017}) 12. e3 Ne6 13. f4 {The position is equal.} Nc7 14. Nc2 Bf5 15. Qe2 Qd7 16. b4 Bg4 17. Qf2 b5 (17... cxb4 {looks sharper.} 18. Nxb4 Ne6 19. Ncd5 Nc5 20. Nb6 Qe8) 18. axb5 axb5 19. cxb5 Nxb5 20. Nxb5 Rxb5 21. bxc5 Rxb1 22. Rxb1 dxc5 23. Rb6 Rc8 ({Avoid the trap} 23... Qxd3 $2 24. Ne1 $18) 24. Bxc6 (24. Ne1 $11 {keeps the balance.}) 24... Rxc6 $17 25. Rxc6 Qxc6 26. Ne1 Qa4 27. Bc1 (27. Qg2 $17 {keeps fighting.}) 27... Qb4 ({Better is} 27... Bc3 $1 $19 {Strongly threatening ...Qd1!} 28. Qc2 Qxc2 29. Nxc2 Be2) 28. Kg2 $2 {[%mdl 8192] [#]} (28. Bd2 $17 Qb1 29. Ba5) 28... Bc3 $1 $19 29. Nc2 Qb5 (29... Qb1 $142 30. Ba3 {[#]} c4 $1 {[%mdl 512]} 31. dxc4 Qb7+ 32. e4 Qxe4+ {[%mdl 64] Double Attack} 33. Kg1 Bd7) 30. Qf1 $2 {[#]} (30. h3 Bd7 31. Ne1) 30... c4 $1 {[%mdl 512]} 31. h3 (31. dxc4 Qf5) 31... Bc8 32. dxc4 Qf5 {[%mdl 64] Double Attack} 33. Ne1 Bb7+ 34. Kh2 Qe4 {Played: Qf5-b1} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.2"]
[White "Bitelmajer, Martin"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2469"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 19,58,0,0,0,16,-12,-10,-13,-20,-20,-15,-38,-44,-10,-20,-19,-17,-51,-28,-42,-36,-35,-27,-45,0,-132,-84,-120,-102,-635,-619,-1141,-1151,-12465,-5718,-29989,-29990,-29992,-29980,-29980,-29981]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Ne5 Nc6 8. Nxc6 bxc6 9. Na3 Bxa3 10. bxa3 Ba6 11. Qd2 {E05: Open Catalan: 5 Nf3 Be7} Rb8 12. Qa5 Qc8 13. a4 {The position is equal.} Rd8 14. Ba3 Rxd4 15. Rfb1 Rxb1+ 16. Rxb1 {[#] Hoping for Qxa6!} h6 17. Bc5 Rd5 {[#]} 18. Bxd5 $146 ({Predecessor:} 18. e4 Rd3 {0-1 (31) Nisipeanu,L (2674)-Huschenbeth,N (2586) Austria 2019}) 18... cxd5 19. Bxa7 {Threatens to win with Rb8.} Nd7 $1 20. Bc5 $1 e5 21. e3 Kh7 22. f3 (22. Rb2 $1 $11) 22... Nxc5 $17 23. Qxc5 {[%mdl 4096] Endgame KQR-KQB} Qf5 $1 {[%csl LRb1,LRf3][%mdl 64] Double Attack} 24. Rf1 $2 {[%mdl 8192] [#]} (24. e4 $17 Qxf3 25. exd5) 24... Qd3 $1 $19 25. Rf2 c3 26. Qxc7 Bc4 {( -> ...c2)} 27. h4 c2 {Black mates.} 28. Rxc2 Qxc2 29. Qxe5 Qd1+ {[%mdl 64] Double Attack. Accuracy: White = 30%, Black = 100%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.3"]
[White "Dolezal, Cristian"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2414"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 9,60,0,0,0,0,0,0,0,0,0,0,0,0,0,12,0,0,0,10,0,0,-2,11,9,16,16,16,6,28,15,11,12,20,15,34,11,14,5,7,7,9,10,2,0,0,0,2,0,4,6,6,0,40]} 1. d4 d5 2. Bf4 Nf6 3. e3 e6 4. Nd2 Bd6 5. Bxd6 (5. Bg3 O-O 6. Ngf3 b6 7. c3 c5 8. Bd3 Ba6 9. Bxa6 Nxa6 10. O-O Bxg3 11. hxg3 Qc7 12. Qe2 Nb8 13. e4 dxe4 14. Nxe4 Nbd7 {1-0 (55) Duda,J (2738)-Giri,A (2783) St Petersburg 2018}) 5... Qxd6 6. c4 {D00: 1 d4 d5: Unusual lines} b6 7. Ngf3 O-O 8. Be2 Bb7 9. O-O Nbd7 10. Qb3 $146 ({Predecessor:} 10. cxd5 exd5 11. Rc1 Ne4 12. Ne1 Rfe8 13. Nd3 Re7 14. Nb1 {½-½ (27) Nimptsch,N (1491)-Hartmann,J (2176) Berlin 2018}) 10... c5 11. Rfd1 cxd4 12. Nxd4 Rfc8 13. Nb5 Qe7 14. Qa3 Qxa3 15. Nxa3 Kf8 16. cxd5 Bxd5 {[#]} 17. e4 $1 {[%mdl 512]} Bb7 (17... Bxe4 18. Nxe4) 18. f3 Ke7 19. Kf2 Ne5 20. Ndc4 Nxc4 21. Nxc4 Rd8 22. Ne3 g5 {The position is equal.} 23. Rac1 {[#] aiming for Rc7+.} Rxd1 24. Bxd1 {Threatens to win with Rc7+.} Rc8 25. Rxc8 Bxc8 $11 {KBN-KBN} 26. Nc4 Nd7 27. Be2 f6 28. b4 Bb7 29. a3 Bc6 30. Ke1 Ne5 {Accuracy: White = 71%, Black = 54%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.4"]
[White "Peralta, Fernando"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2566"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 16,111,28,39,28,0,11,-11,59,0,0,0,0,0,0,0,38,71,64,56,50,55,49,27,76,49,55,62,65,38,129,136,136,135,131,132,157,105,107,106,129,83,141,79,82,81,83,83,83,83,83,83,89,66,87,71,89,87,98,36,32,0,100,100,97,84,104,94,160,152,176,144,225,170,168,156,166,0,229,222,218,178,202,0,190,191,240,240,240,234,411,411,456,456,448,448,448,411]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 b6 5. Bd3 Bb7 6. Nf3 O-O 7. O-O c5 8. Na4 cxd4 9. exd4 Bd6 {E43: Nimzo-Indian: Rubinstein: 4...b6} (9... Re8 10. a3 Bf8 11. b4 a5 12. b5 d6 13. Bg5 Nbd7 14. Re1 h6 15. Bh4 Rc8 16. Nd2 d5 17. Bf1 Be7 18. Bg3 dxc4 19. Nxc4 {0-1 (82) Li,C (2699)-Donchenko,A (2593) chess.com INT 2019}) 10. Nc3 Nc6 11. Bg5 Be7 (11... h6 $11 12. Bxf6 Qxf6) 12. Re1 (12. d5 $14 Na5 13. Qd2) 12... d5 $11 13. Bxf6 Bxf6 14. cxd5 exd5 15. Ne5 $146 ({Predecessor:} 15. Qd2 Nb4 16. Bb1 Rc8 17. Bf5 Rc7 18. Nb5 Rc6 19. Qxb4 a6 20. Na3 a5 21. Qb3 Qc7 22. Ne5 Bxe5 23. dxe5 g6 24. Nb5 gxf5 25. Nxc7 {1-0 (23) Holtorf,P-Neumann,F GER email 2008}) 15... Nxe5 16. dxe5 Be7 17. Qg4 Bc8 18. Qf4 Be6 19. Rad1 Qc8 20. Nb5 a6 21. Nd4 $40 {[%mdl 128] White has some attack.} Bc5 22. Nf5 {And now b4 would win.} f6 (22... g6 $14) 23. b4 $1 $16 {[%cal Rb4c5]} fxe5 24. Rxe5 ({But not} 24. bxc5 $6 Bxf5 25. Qxe5 Bxd3 $11) 24... Bxb4 {[#]} 25. Nh6+ $1 {[%mdl 512]} gxh6 26. Qxh6 (26. Qxb4 $142 Qc6 27. Qh4) 26... Ra7 {Strongly threatening ...Re7.} 27. Rxe6 Bc5 28. Rf6 Rg7 (28... Rxf6 $142 29. Qxf6 Rf7 30. Qg5+ Kf8) 29. Be2 (29. Bf5 $142 $1 {[%cal Rf5c8]} Qd8 30. Rxf8+ Bxf8 31. Qc6) 29... Rxf6 30. Qxf6 Qf8 31. Qxf8+ Kxf8 32. Rxd5 {[%mdl 4096] Endgame KRB-KRB} Rf7 33. Bf3 Ke7 34. Rh5 Kf8 35. Kf1 Re7 36. g3 Rf7 {[#]} 37. Ke2 (37. Kg2 $1 $16) 37... Re7+ $14 38. Kf1 (38. Kd3 $14) 38... Rf7 $16 {[#]} 39. Kg2 $1 Kg7 40. Rd5 Re7 41. h4 Rc7 (41... h6 $142) 42. Be4 h6 43. f4 b5 (43... Be7 $16 44. h5 b5) 44. Kf3 Be7 45. Re5 Bf6 46. Rd5 $2 ({White should play} 46. Re6 $18) 46... b4 $2 (46... Be7 $1 $11 {and Black stays safe.}) 47. Kg4 $18 Be7 48. Re5 Bf6 49. Rd5 Be7 $1 50. Ra5 Rc3 51. Rxa6 h5+ 52. Kh3 b3 $2 (52... Rc4) 53. axb3 Rxb3 54. Rg6+ {White is clearly winning.} Kf7 55. Rh6 Rb5 56. Bf3 {Accuracy: White = 56%, Black = 33%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.5"]
[White "Valerga, Diego"]
[Black "Scarella, Enrique Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2418"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 20,111,26,12,18,17,17,21,21,21,18,16,21,18,24,9,26,20,24,21,83,58,94,61,69,54,112,107,116,116,110,115,114,105,110,100,106,44,53,64,64,64,61,63,72,62,93,48,95,100,93,103,100,93,97,89,150,150,150,150,150,150,152,151,183,176,185,160,161,163,199,199,199,195,197,190,234,173,336,309,468,460,443,426,404,397,783,775,655,518,747,722,793,752]} 1. d4 Nf6 2. Nf3 d5 3. c4 dxc4 4. e3 Bg4 5. Bxc4 e6 6. h3 Bh5 7. Nc3 a6 8. O-O Nc6 9. Be2 Bd6 10. Bd2 O-O 11. Rc1 Qe7 {D22: Queen's Gambit Accepted: 3 Nf3 a6 4 e3} 12. Ne5 {Black must now prevent Nxc6.} (12. Nh4 Bxe2 13. Qxe2 Rad8 14. Nf3 Bb4 15. a3 Bxc3 16. Bxc3 Ne4 17. Qc2 Nxc3 18. Qxc3 Rd5 19. Rc2 {½-½ (113) Li,C (2744)-Krysa,L (2537) Tbilisi 2017}) 12... Bxe2 13. Nxc6 Bxd1 {The position is equal.} 14. Nxe7+ Bxe7 15. Rfxd1 {[#]} Rad8 $146 ({Predecessor:} 15... Rfc8) 16. Kf1 Rd7 17. Ke2 Rfd8 18. Na4 Ne4 19. Be1 b5 (19... Nf6 $11 {remains equal.}) 20. Nc3 Nf6 21. a3 Rc8 22. Na2 Nd5 (22... c5 $14) 23. Ba5 $16 Kf8 24. Rc6 Rd6 25. Rc2 Rd7 26. Rdc1 Ke8 27. Rc6 Rd6 28. Bb4 (28. R6c5 $16) 28... Rxc6 29. Rxc6 Nb6 30. Bxe7 Kxe7 $14 {[%mdl 4096] Endgame KRN-KRN} 31. Nb4 a5 32. Nd3 a4 33. Kd2 Nc4+ 34. Kc3 Kd7 {[#]} 35. Ra6 $1 Rb8 36. Nc5+ Kd8 37. b3 Nxa3 {[#]} ({Black should play} 37... axb3 38. Kxb3 Nb6) 38. Kb2 $1 $16 {[%cal Rb2a3]} ({Don't take} 38. bxa4 $6 bxa4 39. Rxa4 Nb5+ 40. Kc2 Nd6 $14) 38... b4 39. Rxa4 Rb6 40. Nd3 Nb5 41. Rxb4 f6 42. Ra4 Ke7 43. Ra8 Nd6 44. b4 h6 45. Kb3 Kf7 46. Nc5 Ke7 47. g4 Ne8 48. f4 h5 $2 (48... g5 49. fxg5 hxg5) 49. gxh5 $18 e5 (49... Rd6 $142 50. Kc3 f5) 50. fxe5 fxe5 51. dxe5 Rh6 52. Nd3 Rxh5 $2 (52... g5 53. hxg6 Rxh3) 53. Nf4 {White is clearly winning.} Rh6 {[#]} 54. h4 $1 Rc6 (54... Rxh4 55. Ng6+) 55. h5 Rh6 56. Ng6+ {Accuracy: White = 80%, Black = 37%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.17"]
[Round "2.6"]
[White "Flores, Diego"]
[Black "Acosta, Pablo Ismael"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 17,61,31,21,0,53,52,75,0,0,0,25,24,22,20,79,79,78,74,72,70,80,81,87,87,93,37,71,24,28,31,52,55,458,482,581,554,1274,800,29993,2480,1528,958,29994,29995,29998,29991]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. Bg5 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 6. cxd5 exd5 7. e3 Be7 8. Qc2 Nf8 9. Bd3 Ne6 10. h4 {D36: Queen's Gambit Declined: Exchange Variation: Main line (5 Bg5 c6 6 Qc2)} a5 $146 (10... h6 $11 11. Bxf6 Bxf6) ({Predecessor:} 10... Ng4 11. Bxe7 Qxe7 12. O-O-O Bd7 13. Kb1 h5 14. e4 dxe4 15. Bxe4 O-O 16. Bf5 Nh6 17. Bh7+ Kh8 {1-0 (73) Inarkiev,E (2686)-Zvjaginsev,V (2672) Cheliabinsk 2016}) 11. O-O-O $14 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 12. Kb1 ({White should try} 12. a3 $16) 12... a3 $11 13. b3 $1 h6 14. Bxf6 $1 Bxf6 15. g4 g5 (15... Qe7 $11) 16. hxg5 $16 hxg5 17. Bf5 Rxh1 18. Rxh1 Qd6 19. Rh6 Bg7 20. Rh7 {aiming for Bxe6.} Kf8 21. Ne2 (21. Na4 $16) 21... c5 $1 $14 22. Ng3 {Threatens to win with Nh5.} cxd4 23. Nh5 $36 {[%mdl 2048] White is more active.} d3 $1 {[%cal Rd3c2]} 24. Bxd3 Be5 $2 {[%mdl 8192] [#]} ({Black should play} 24... Bb2 $1 $14) 25. Bg6 $1 $18 {[%mdl 512] Strongly threatening Qf5!} Nd8 (25... fxg6 26. Qxg6) 26. Nxe5 Be6 27. Bxf7 Bxf7 {[#]} 28. Rh8+ (28. Qf5 $142 $1 Qe6 29. Qxg5 Qxe5 {[%mdl 64] Remove Defender} 30. Qxe5 Bg6+ 31. Ka1 Nf7 {[#]} 32. Rh8+ $1 {[%mdl 576] Decoy} Nxh8 33. Qg7+ {[%mdl 64] Double Attack} Ke8 34. Nf6+ {[%mdl 64] Double Attack} Kd8 35. Qd7#) 28... Ke7 29. Nxf7 Qh2 30. Qc5+ {[%mdl 64] Double Attack} Kxf7 31. Qf8+ {Accuracy: White = 49%, Black = 36%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.1"]
[White "Acosta, Pablo Ismael"]
[Black "Aguilar, Andres"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "172"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 15,205,12,21,9,17,13,13,12,16,8,18,9,19,14,25,0,414,2,36,37,29,44,53,54,43,30,55,49,52,14,14,13,14,14,17,14,2,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,3,3,3,77,0,2,1,10,43,50,65,292,297,255,287,283,277,312,312,411,411,411,384,432,416,428,410,418,129,143,0,408,388,323,186,152,157,200,196,198,159,122,66,66,8,618,618,521,487,380,8,8,8,8,8,1758,8,2022,1507,1448,1020,29961,29942,29954,29955,29958,29956,29981,29959,29985,29986,29986,29987,29987,29966,29967,29965,29969,29971,29968,0,29960,29959,29960,29963,29960,29959,29961,29960,29962,29962,29961,29963,29964,29967,29967,29961,29963,29965,29963,29963,29964,592,592,592,29973,29973,29974,29975,29973,29975,29973,29975,29976,29977,29976,29979,29980,29980,29979,29978,29978,29980,29980,29981,29981,29980,29979,29977,29977,29969,29994,29995,29995,29996]} 1. Nf3 Nf6 2. g3 g6 3. b4 Bg7 4. Bb2 O-O 5. Bg2 d6 6. O-O e5 7. c4 Nbd7 8. d3 Re8 9. Nfd2 {A15: English Opening: 1...Nf6} (9. Nbd2 Nf8 10. Qb3 Bd7 11. Rac1 a5 12. b5 Ne6 13. a4 Nc5 14. Qc2 Be6 15. Rfe1 Nfd7 16. Nb1 f5 {½-½ (48) Marin,M (2569)-Merry,A (2388) Douglas 2016}) 9... h5 10. h4 Nf8 $146 ({Predecessor:} 10... Nh7 11. e4 Ndf6 12. Nf3 Ng4 13. Bc1 Bf6 14. Nc3 c6 15. Qd2 Bg7 16. Ng5 Ngf6 {0-1 (31) Tolmacheva,E (1941)-Petrukhin,D (2378) Koltsovo 2006}) 11. Nc3 {The position is equal.} Ne6 12. Nce4 Ng4 13. Nf3 $1 f5 14. Neg5 e4 (14... Bh6 {seems wilder.} 15. Nxe6 Bxe6 16. e3 c6 17. a4 a6) 15. Nxe6 exf3 $4 {[%mdl 8192]} (15... Bxe6 $11 {and Black is okay.} 16. Bxg7 exf3 17. exf3 Nxf2 18. Rxf2 Kxg7) 16. exf3 $2 ({Inferior is} 16. Nxg7 fxg2 17. Kxg2 Re7 $15) ({White must play} 16. Nxd8 $18 fxg2 17. Kxg2) 16... Rxe6 (16... Bxe6 {keeps more tension.} 17. Bxg7 Nxf2 18. Rxf2 Kxg7 19. f4 c6) 17. Bxg7 Nxf2 18. Kxf2 Kxg7 19. f4 c6 20. Qd2 Qf6 {aiming for ...Qd4+.} 21. d4 Bd7 22. d5 Re7 23. Rae1 Rae8 24. Rxe7+ Rxe7 25. Rd1 {White wants to play dxc6.} cxd5 26. Qxd5 Be6 27. Qd4 Qxd4+ 28. Rxd4 $11 {[%mdl 4096] Endgame KRB-KRB} Rc7 29. Bf1 Kf7 30. Ke3 Ke7 31. a3 b6 32. Kd3 Bf7 33. Bg2 Be6 34. Kc3 b5 {[%cal Re6c4]} 35. Bf1 bxc4 36. Bg2 Kd7 37. Rd2 Rc8 (37... Ke7 $11) 38. Kd4 (38. b5 $16) 38... Re8 39. b5 {Bc6+ is the strong threat.} Re7 40. Bc6+ Kd8 41. Kc3 Bf7 $2 (41... Kc7 $14) 42. Rxd6+ $18 Kc7 43. Rf6 Re3+ 44. Kd2 $1 Rd3+ 45. Kc2 Bd5 46. Bxd5 Rxd5 {KR-KR} 47. Rc6+ Kb7 48. a4 Rd3 49. Rxg6 Ra3 50. Kb2 $2 (50. Rh6 $18) 50... Rb3+ $16 51. Kc2 $2 {[%mdl 8192]} (51. Kc1 $1 $16) 51... Ra3 $18 52. Rh6 Rxg3 53. Rxh5 (53. a5 $142) 53... Kb6 54. Rxf5 Ka5 55. b6+ $1 Kxb6 56. h5 Rh3 57. Rg5 (57. a5+ $1 $16 Kc6 58. a6) 57... Kc6 $14 58. f5 (58. Re5 $14) 58... Kd7 $2 {[%mdl 8192]} (58... Kd6 $11) 59. Rg7+ $18 Kd6 60. h6 Ke5 61. h7 $2 (61. Rxa7 $18 Rxh6 62. Kc3 Rh3+ 63. Kxc4) 61... a5 $11 62. Ra7 Kxf5 63. Rxa5+ Ke4 $2 {[%mdl 8192] [#]} (63... Ke6 $11) 64. Ra7 $2 (64. Rc5 $1 $18 {[%cal Rc5c7] And now Rc7 would win.} Kd4 65. Rc7) 64... Kd4 $2 {[%mdl 8192]} (64... Kd5 $11) 65. Rc7 $18 Rh2+ {[#]} 66. Kb1 $1 Kc3 67. a5 Rh1+ 68. Ka2 Rh2+ 69. Ka3 Rh1 70. Ka4 Kd3 71. a6 c3 72. a7 c2 73. Rxc2 Kxc2 {KR-KPP} 74. Kb4 Rh4+ 75. Kc5 Rh5+ 76. Kb4 Rh4+ 77. Ka3 Rh1 78. Ka2 Rxh7 79. a8=Q {KQ-KR} Rh2 80. Qb8 Re2 81. Qb5 Kc1+ 82. Ka1 Rc2 83. Qg5+ Rd2 84. Qf5 {[%csl Ga1][%cal Rf5b1]} Rc2 85. Qf4+ Rd2 86. Qe4 {[%csl Ga1][%cal Re4b1]} Rd3 {Played: Rd2-e2} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.2"]
[White "Scarella, Enrique Alejandro"]
[Black "Flores, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2602"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 14,82,54,45,43,44,50,39,39,48,61,42,45,45,54,45,46,-4,69,33,42,0,0,0,0,-30,0,0,0,-17,-10,-20,27,-48,-56,-50,-50,-56,-76,-74,-65,-62,-55,-81,-16,-208,-204,-194,-225,-212,-227,-506,-493,-579,-552,-487,-189,-416,-181,-532,-536,-519,-520,-1239,-1239,-1430,-1409,-1906,-1189,-1150,-1127]} 1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. Nc3 cxd4 5. Nxd4 a6 6. e4 Qc7 7. a3 b6 8. Be3 Bb7 {B41: Sicilian: Kan Variation: 5 c4} 9. f3 Be7 10. Be2 O-O {White is slightly better.} 11. Rc1 d6 12. O-O Nbd7 13. Qe1 (13. Qd2 Rac8 14. b4 Qb8 15. Kh1 Rfe8 16. Rfd1 h5 17. Bg5 Ne5 18. Na4 Ba8 19. Qe3 {½-½ (45) McShane,L (2688)-Grandelius,N (2691) Eskilstuna 2019}) 13... Rac8 14. Qf2 Qb8 15. Nb3 Bd8 (15... d5 $11) 16. Rfd1 $146 ({Predecessor:} 16. Nd2 Bc7 17. b4 d5 18. Qh4 Ne5 19. exd5 {0-1 (38) Mancini,G (2020)-Rosberg,S (2246) Gibraltar 2008}) 16... Bc7 17. Qh4 Ne5 18. Qh3 Ng6 19. Bd3 Ne5 20. Be2 Ng6 21. Bd3 Rfe8 22. f4 Rcd8 23. f5 (23. Nd4 $11) 23... exf5 $1 $15 24. exf5 Ne5 {[%cal Bg6e5,Be5g4,Bg4e3][%mdl 32] aiming for ...d5.} 25. Bg5 Neg4 {...d5 is the strong threat.} 26. Be2 h6 {Threatens to win with ...Rxe2.} 27. Bf4 $1 h5 $1 28. Qg3 b5 $1 {White must now prevent ...Qa7+.} 29. h3 $2 {[#]} (29. Bxg4 $1 $11 {and White is okay.} Qa7+ 30. Kh1 Nxg4 31. Nd4 (31. c5 $2 dxc5 32. Bxc7 c4 $17)) 29... Qa7+ {Played: Ng4-e3} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.3"]
[White "Perez, Maximiliano"]
[Black "Valerga, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 15,70,12,16,-7,0,-22,-12,-16,-9,-34,-27,-79,-89,-123,-125,-138,-141,-167,-163,-175,-160,-161,-110,-131,-114,-123,-125,-158,-125,-137,-110,-110,-66,-80,-75,-222,-100,-150,-164,-148,-137,-158,-134,-423,-407,-436,-436,-435,-435,-522,-512,-625,-604,-1464,-1409,-1516,-1435]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 cxd4 5. Nxd4 Nc6 6. Bb5 Bd7 7. Nxc6 Bxc6 8. Bxc6+ bxc6 9. O-O {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5} (9. c4 Qa5 10. O-O Nf6 11. Qc2 Qa6 12. a3 Be7 13. b4 O-O 14. Rb1 Nxe4 15. Nxe4 dxe4 16. Qxe4 Bf6 {½-½ (61) Ragger,M (2696)-Stojanovic,M (2509) Switzerland 2019}) 9... Nf6 10. Qf3 Qc7 11. c4 $146 {The position is equal.} ({Predecessor:} 11. Re1 Bd6 12. h3 O-O 13. b3 Rfe8 14. Bb2 e5 15. Re2 Re6 16. Rae1 Rae8 {0-1 (41) Seppeur,R (2295)-Lobron,E (2485) Germany 1986}) 11... Bd6 12. Kh1 O-O 13. b3 (13. cxd5 $11 {keeps the balance.} cxd5 14. exd5) 13... d4 $36 {[%mdl 2048] Black is really pushing.} 14. Re1 a5 15. Bb2 e5 ({Weaker is} 15... Bxh2 16. g3 $16 (16. Bxd4 Be5 $11)) 16. Nf1 {[%cal Bd2f1,Bf1g3,Bg3e2][%mdl 32]} Nd7 17. Ng3 g6 18. Bc1 Rfe8 ({Black should play} 18... Rfb8 $19 19. Rd1 a4) 19. Rb1 Bf8 20. Bd2 Reb8 21. h4 h5 22. Ne2 Qd8 23. g3 a4 24. b4 $1 c5 {[%cal Rc5b4]} 25. a3 (25. b5 $17 {only move.}) 25... Qe7 (25... cxb4 $19 {is more deadly.} 26. axb4 a3) 26. Kg2 Qe6 27. Qd3 cxb4 28. axb4 a3 {And now ...a2 would win.} 29. Rb3 $2 {[%mdl 8192]} (29. c5 $17) 29... Nb6 $19 30. Rxa3 Rxa3 {Black is clearly winning.} 31. Qxa3 Nxc4 {[%mdl 64] [#] Double Attack} 32. Qa7 Rd8 33. Rd1 Qc6 34. f3 Ra8 35. b5 Qc8 {Accuracy: White = 22%, Black = 57%.} (35... Rxa7 $2 36. bxc6 Rc7 37. f4 $17) 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.4"]
[White "Krysa, Leandro"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 11,63,13,10,18,14,21,13,21,16,16,24,22,14,14,26,28,35,38,22,32,56,43,41,29,20,16,31,30,31,25,53,44,40,58,93,39,32,0,0,0,0,-6,23,8,8,8,8,8,8,8,7,5,10,10]} 1. c4 e6 2. Nc3 Bb4 3. Nf3 Nf6 4. Qc2 O-O 5. a3 Bxc3 6. Qxc3 d6 7. b4 {A17: English Opening: 1...Nf6 with ...Bb4} a5 8. Bb2 e5 9. e3 Bg4 10. Be2 $146 ({Predecessor:} 10. h3 Bh5 11. d3 axb4 12. axb4 Rxa1+ 13. Bxa1 Nbd7 14. Be2 {1-0 (49) Ruck,R (2561)-Kristjansson,S (2458) Heraklio 2007}) 10... axb4 11. axb4 Rxa1+ 12. Bxa1 Nbd7 13. d3 Qe7 14. h3 Bh5 15. O-O b6 16. Bb2 Ra8 17. Re1 h6 18. Bd1 Qe8 19. g4 Bg6 20. Nh4 Bh7 21. f4 Qe7 22. Ng2 c5 23. bxc5 ({White should play} 23. b5 $16) 23... Nxc5 $14 24. Bc2 h5 25. g5 Ne8 26. Kh2 Ra2 27. Ra1 Rxa1 {The position is equal.} 28. Bxa1 {[%cal Rf4e5]} exf4 29. exf4 Qe2 30. Qe1 Qxe1 31. Nxe1 Nc7 32. Kg3 {Accuracy: White = 63%, Black = 62%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.5"]
[White "Tristan, Leonardo"]
[Black "Dolezal, Cristian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 15,123,6,12,0,13,0,0,0,0,0,0,0,12,-27,35,0,0,-29,-15,-32,-33,-15,-21,-64,-59,-102,-100,-177,-96,-137,-118,-122,-78,-77,-57,-50,-12,-12,-11,-14,-13,-13,-13,-33,0,-72,-43,-52,14,0,0,0,0,0,3,6,347,345,327,344,364,360,358,349,348,289,264,253,250,254,262,193,217,226,440,439,433,431,618,551,657,603,938,901,868,943,1057,1001,759,677,803,783,1402,1387,29971,29973,29972,29974,29973,29974,29975,29976,29976,29977,29977,29978,29979,29980,29981,29982]} 1. d4 Nf6 2. c4 d6 3. Nc3 c6 4. e4 e5 5. Nf3 Bg4 6. dxe5 Bxf3 7. gxf3 dxe5 8. Qxd8+ Kxd8 9. Rg1 {A53: Old Indian Defence without Nf3} (9. Be3 Kc7 10. O-O-O g6 11. Bh3 Nbd7 12. Kc2 Rd8 13. Bg5 Be7 14. Bh6 Nh5 15. Rd2 Nc5 16. Rhd1 Rxd2+ 17. Rxd2 {0-1 (60) Banikas,H (2633)-Jobava,B (2695) Warsaw 2013}) 9... Kc7 $146 ({Predecessor:} 9... g6 10. Bg5 Be7 11. f4 Nfd7 12. Bxe7+ Kxe7 13. fxe5 Nxe5 14. Be2 a5 15. f4 Ned7 16. b3 Nc5 {0-1 (28) Santner,T (2230)-Kuempers,U (2147) Bad Woerishofen 2003}) 10. f4 Nbd7 11. Be3 {The position is equal.} g6 12. fxe5 Nxe5 {Hoping for ...Nf3+.} 13. O-O-O Re8 14. Be2 h5 (14... Ned7 $11) 15. h3 ({Much worse is} 15. Bxa7 b6 $15) 15... Ned7 {[%cal Be5d7,Bd7c5,Bc5e6][%mdl 32]} 16. Bf4+ ({Don't blunder} 16. Bxa7 $2 b6 $19) 16... Kc8 17. f3 h4 18. Kc2 Nh5 19. Be3 Bc5 20. Bxc5 Nxc5 21. Rg5 (21. Rg4 $17 {is a better defense.}) 21... b6 (21... Ne6 $19 22. Ra5 Kb8) 22. b4 Ne6 23. Rg4 Nf6 24. Rgg1 Nf4 25. Bf1 N6h5 26. Rg4 f6 27. Rxh4 g5 28. Rg4 Ng6 29. c5 Ne5 30. Rg2 (30. b5 $11 {keeps the balance.}) 30... Nf4 31. Rgd2 Rd8 ({Better is} 31... bxc5 $1 $15 32. bxc5 Kb7) 32. Rd6 $36 {[%mdl 2048] White fights for an advantage.} Rxd6 33. Rxd6 bxc5 34. bxc5 Rf8 35. Ne2 Nfd3 $2 {[%mdl 8192]} (35... Nxe2 $11 36. Bxe2 Kc7) 36. Rxd3 $18 Nxd3 37. Kxd3 Kd7 38. Nd4 Rb8 39. Kc3 Rb1 40. Bc4 Rc1+ 41. Kd3 Rd1+ 42. Ke3 Rc1 43. Bd3 Ra1 44. Ba6 Rxa2 $2 {[#]} (44... Rc1 45. f4 gxf4+ 46. Kxf4 Rxc5) 45. Bb7 $1 {[%cal Rb7c6]} Ra3+ {[#]} 46. Kd2 $1 Ra2+ (46... Kc7 $142) 47. Kc3 Ra3+ 48. Kb4 Rd3 49. Kc4 Rd1 50. Bxc6+ Kc7 51. Ba4 Ra1 52. Nb5+ Kb8 53. Nc3 Rf1 54. Nd5 Rxf3 55. Bd7 {White mates.} Rf1 56. c6 Rc1+ 57. Kb5 Rc2 58. c7+ Rxc7 59. Nxc7 Kxc7 60. Bf5 Kb7 61. Kc5 Kc7 62. Kd5 {Accuracy: White = 60%, Black = 54%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.18"]
[Round "3.6"]
[White "Pichot, Alan"]
[Black "Bitelmajer, Martin"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2600"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 27,93,20,15,20,39,34,21,20,23,17,18,10,20,8,17,-50,-45,-52,-52,-71,-71,-87,-71,-67,-66,-70,-79,-92,-51,-79,-15,0,0,-40,0,0,0,0,0,0,11,35,86,9,81,78,75,0,0,0,0,0,0,0,0,-160,-162,-203,-170,-170,-170,-170,-170,-170,-65,-170,-163,-163]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Nd7 12. Nbd2 exd4 13. cxd4 Nc6 14. d5 Nce5 15. a4 {C96: Closed Ruy Lopez: Chigorin Defence: 11 d4, replies other than 11...Qc7} Bb7 16. Nxe5 Nxe5 17. f4 {The position is equal.} Ng6 18. Nf3 Bf6 {[#]} 19. Ra2 $146 ({Predecessor:} 19. g3 Qd7 20. Kg2 Rfe8 21. Ra3 Bd8 22. h4 Nf8 {0-1 (56) Sutovsky,E (2628)-Anton Guijarro,D (2650) Caleta 2017}) 19... Re8 20. Be3 b4 21. Nd2 (21. b3 $11) 21... Bh4 $15 22. Re2 Bg3 23. Qf1 Qh4 24. Nf3 Qf6 25. f5 Nf4 26. Bxf4 $1 Bxf4 27. Bd3 a5 28. Kh1 Bg3 (28... g6 $17 {...gxf5 is the strong threat.} 29. g4 gxf5 30. gxf5 Kh8) 29. Nd2 $1 $11 h5 30. Bb5 Re7 31. b3 h4 32. Nc4 Qg5 33. Rad2 Be5 34. Rd3 f6 (34... Ba6 $14) 35. Rf3 (35. Nxe5 $16 Rxe5 36. Rf3) 35... Ba6 (35... Bg3 $11 {remains equal.}) 36. Bxa6 $1 $16 Rxa6 37. Qd1 ({White should try} 37. Nxe5 $16 Rxe5 38. Rf4) 37... Ra8 $40 {[%mdl 128] Black has some attack.} 38. Qd2 (38. Kg1 {looks sharper.} Bg3 39. Qc2 Bf4 40. Re1 Bg3 41. Re2) 38... Qxd2 39. Rxd2 Rae8 40. Re2 Bg3 41. Nd2 $2 (41. Kg1 $11) 41... Re5 $1 $17 {[%cal Re5d5] White must now prevent ...Rxd5!} 42. Ree3 {[#]} g5 $1 43. Kg1 Bf4 44. Kf2 Bxe3+ 45. Rxe3 {[#]} Kf8 (45... c4 $1 $19 {Threatens to win with ...c3.} 46. bxc4 R5e7) 46. Ke2 (46. Kf3 $1 $15) 46... R5e7 47. Kf3 {Accuracy: White = 56%, Black = 46%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.1"]
[White "Aguilar, Andres"]
[Black "Bitelmajer, Martin"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2319"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 20,118,13,16,15,12,22,22,20,9,18,14,16,22,21,18,10,10,12,12,14,7,0,0,14,1,17,-5,18,28,46,8,11,12,28,14,8,8,9,0,12,0,0,-7,-7,-10,-6,-17,-6,-34,-12,-7,0,-32,0,-107,-126,-164,-164,-159,-158,-127,0,-451,-133,-169,-151,-153,-156,-128,-110,-105,-91,-126,-153,-271,-270,-253,-257,-249,-258,-248,-233,-277,-257,-274,-237,-591,-609,-610,-587,-528,-536,-29966,-29966,-29985,-29986,-29986,-29987,-29987,-29980]} 1. Nf3 c5 2. e4 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be7 8. f3 h5 ({Predecessor:} 8... Be6 9. Qd2 {½-½ (49) Salih,A (2274)-Ajay,K (2213) Abu Dhabi 2019}) 9. Qd2 Be6 10. O-O-O Nbd7 11. Kb1 b5 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} 12. Nd5 Bxd5 13. exd5 Nb6 {The position is equal.} 14. Bxb6 Qxb6 15. Na5 Rc8 16. Nc6 $146 (16. Bd3 b4 17. Nc4 Qb7 18. Qe2 Rc5 19. f4 Nxd5 {0-1 (49) Akopian,V (2650)-Yakubboev,N (2574) Abu Dhabi 2019}) 16... Nxd5 17. Nxe7 Nxe7 18. Qxd6 Qxd6 19. Rxd6 Nc6 $1 20. Rd2 Ke7 21. Bd3 g6 22. Rhd1 Rc7 23. Be4 Nb8 24. c3 Rd7 25. Bc2 Rxd2 26. Rxd2 $11 {[%mdl 4096] Endgame KRB-KRN} Nd7 27. a4 bxa4 28. Bxa4 Nb6 29. Bb3 Rc8 30. Rd3 Rc5 31. Bd1 a5 32. Be2 Nd5 33. Rd2 f5 34. Ba6 h4 35. Bd3 Kf6 36. Bc2 Ne3 37. Bb3 (37. Re2 $11 {keeps the balance.} Nd5 38. Rd2) 37... Kg5 $1 $17 38. Bf7 Rc7 39. Be8 Re7 40. Bc6 {[#]} Rc7 ({Black should play} 40... Re6 $1 $17 {[%cal Re6c6]} 41. Ba4 Kf4) 41. Bd5 $2 {[%mdl 8192]} (41. Be8 $1 $11) 41... Rc8 $2 (41... Rd7 $19 42. c4 {[#]} Nxc4 $1 {[%mdl 512]}) 42. Bf7 Rf8 43. Bb3 Kf4 44. Rf2 h3 45. g3+ Kg5 46. Ba4 f4 47. Bd7 (47. gxf4+ $17 {was the only defense.} Kxf4 48. Bd7) 47... fxg3 $19 48. hxg3 {[#]} Rxf3 $1 {[%mdl 512]} 49. Rh2 (49. Rxf3 h2) 49... Nf5 50. Rxh3 e4 (50... Rxg3 51. Rxg3+ Nxg3 52. b4 $15) ({Don't play} 50... Nxg3 51. Rh8 $17) 51. Bc6 Rf1+ ({Weaker is} 51... Rxg3 52. Rxg3+ Nxg3 53. b4 $15) ({Much less strong is} 51... Nxg3 52. Kc2 $17) 52. Kc2 e3 {Hoping for ...e2.} 53. Kd3 $2 (53. Bb5 Rf2+ 54. Kc1) 53... Rd1+ 54. Ke2 Rd2+ 55. Ke1 {Now g4 and White clings on.} Rxb2 56. Be4 a4 {[%cal Ba5a4,Ba4a3,Ba3a2][%mdl 32] Black mates.} 57. g4 a3 58. Bd5 Kxg4 59. Rh8 a2 {Accuracy: White = 40%, Black = 55%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.2"]
[White "Dolezal, Cristian"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2414"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 11,68,0,6,-12,0,-16,11,1,8,0,-4,-34,-23,-40,-33,-31,-24,-27,-27,-58,-12,-16,-15,-48,-60,-70,-7,-9,-9,-27,-27,-27,-28,-27,-28,-35,-24,-116,-133,-133,-126,-177,-189,-190,-182,-167,-169,-170,-177,-185,-194,-200,-186,-346,-342,-2057,-2011,-29981,-29977]} 1. Nf3 d5 2. e3 Nf6 3. b3 Bf5 4. Bb2 h6 5. Be2 e6 6. O-O Nbd7 7. d3 {A06: Réti Opening:1 Nf3 d5} (7. c4 c6 8. Nc3 Bd6 9. Rc1 a6 10. d3 O-O 11. Qd2 Qe7 12. Rfd1 Bh7 13. Qc2 e5 14. cxd5 cxd5 15. Qb1 {1-0 (49) Pridorozhni,A (2579)-Riazantsev,A (2651) Sochi 2016}) 7... Bd6 8. c4 Bh7 9. Nc3 {The position is equal.} O-O 10. Rc1 c6 11. cxd5 $146 ({Predecessor:} 11. Re1 Qe7 12. Bf1 e5 13. cxd5 cxd5 14. Nb5 Bb4 15. Re2 {½-½ (51) Meijers,V (2470)-Prohaszka,P (2501) Fermo 2010}) 11... exd5 12. Qd2 a5 13. Bd1 Qe7 14. Bc2 Ne5 15. Ne2 Nfg4 {Strongly threatening ...Nxf3+.} 16. Nxe5 Nxe5 17. Bxe5 Qxe5 {[%csl Gd6][%cal Re5h2]} 18. g3 f5 ({Better is} 18... g5 $15) 19. d4 $11 Qf6 20. h4 g5 21. hxg5 hxg5 22. Kg2 $1 Bg6 {...f4 is the strong threat.} 23. Rh1 Kg7 24. Rh3 (24. Rcg1 $11 {remains equal.}) 24... Bb4 $1 $17 {[%cal Rb4d2]} 25. Nc3 c5 $1 26. Qd3 {[#]} (26. Bb1 $17) 26... c4 $1 $19 {[%cal Rc4d3][%mdl 512]} 27. bxc4 dxc4 28. Qd2 {[#]} Qc6+ $1 29. d5 Qf6 $36 {[%mdl 2048] Black is on the roll.} 30. Bb1 Rh8 31. Rxh8 Rxh8 ({Stronger than} 31... Kxh8 32. g4 $11) 32. Qb2 $2 (32. Qd4 Qxd4 33. exd4) 32... Bf7 {And now ...Bxd5+! would win.} 33. a3 $2 {[#]} (33. Qd2) 33... Bxd5+ $1 {[%mdl 576] Pin} 34. e4 (34. Nxd5 Qxb2) 34... fxe4 {Accuracy: White = 34%, Black = 61%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.3"]
[White "Peralta, Fernando"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2566"]
[BlackElo "2509"]
[Annotator "Igor RC"]
[PlyCount "130"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,36,17,17,24,1,1,1,1,-26,33,-47,-45,-61,-24,-37,-39,-39,23,33,27,16,21,16,46,45,28,18,18,-11,-22,-22,24,1,19,-66,-27,84,70]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. Qa4+ Nc6 6. e3 O-O 7. Qc2 Re8 8. Bd2 a6 9. a3 Bd6 10. h3 Bd7 11. Be2 dxc4 12. Bxc4 h6 13. O-O e5 14. Rae1 e4 15. Nh2 Bf5 16. f4 h5 17. Nf3 Bxf4 18. Nh4 Nxd4 19. Qd1 Bxh3 20. Rxf4 Bg4 21. Qc1 Ne6 22. Bxe6 Rxe6 23. Nf5 Bxf5 24. Rxf5 g6 25. Rf4 Ng4 26. Nxe4 g5 27. Rxg4 hxg4 28. Ng3 Qd3 29. Bc3 Rd8 30. e4 f6 31. Nh5 Qd6 32. Qe3 Rde8 33. Qf2 f5 34. Qxf5 Qb6+ 35. Kh2 Rf8 36. Qxg5+ Rg6 37. Qd5+ Kh7 38. Qd7+ Kg8 39. Qd5+ Kh7 40. Qd7+ Kg8 41. Bd4 Qa5 42. Qd5+ Qxd5 43. exd5 Rf5 44. Re5 Rxe5 45. Bxe5 Rh6 46. Kg3 Rxh5 47. Kf4 Kf7 48. Ke4 Rh1 49. Kf4 Rc1 50. Kxg4 Rc5 51. Kf4 Rxd5 52. Bxc7 Rd2 53. Be5 Rxg2 54. Ke3 Ke6 55. Bc3 Kd5 56. Kd3 Rh2 57. a4 Rg2 58. b3 Kc5 59. Bd2 Rg3+ 60. Kc2 Kd4 61. Bb4 Rg2+ 62. Kb1 b6 63. a5 b5 64. Kc1 Kd3 65. Kb1 Rg4 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.4"]
[White "Valerga, Diego"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2418"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 14,74,19,17,16,14,14,10,16,14,15,16,22,9,19,12,16,12,20,20,19,0,13,12,4,0,0,0,0,0,0,-10,7,-66,-22,-28,-11,-14,-14,-62,-64,-51,-35,-25,-33,-47,-8,-8,-8,-8,-8,-8,8,8,8,8,8,8,8,0,0,0,8]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c5 5. cxd5 Nxd5 6. g3 Nxc3 7. bxc3 cxd4 8. cxd4 Bb4+ {D41: Queen's Gambit Declined: Semi-Tarrasch with 5 cxd5} 9. Bd2 Bxd2+ 10. Qxd2 b6 11. Bg2 Bb7 12. O-O O-O 13. Rfd1 Nd7 14. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32] [#]} Rc8 $146 ({Predecessor:} 14... Rb8 15. Qb4 Nf6 16. Rac1 Qd5 17. Rc7 Qd8 18. Rcc1 Qd5 19. Rc7 Qd8 20. Rcc1 {½-½ (20) Bu,X (2718)-Ma,Q (2629) Hangzhou 2018}) 15. a5 b5 16. a6 Bd5 17. Rdb1 Qb6 18. Qa5 Rb8 19. Ne5 Nxe5 $1 20. Bxd5 exd5 21. dxe5 Rfc8 22. Qd2 d4 23. Rb3 ({White should play} 23. Rb4 $11) 23... h6 24. e3 Rc4 25. exd4 Rxd4 26. Qe2 Rd5 27. Qe3 b4 28. Qxb6 Rxb6 $15 {[%mdl 4096] Endgame KRR-KRR} 29. Ra4 Rd4 30. Kg2 {The position is equal.} g5 31. Kf3 Kg7 32. Ke3 Rc4 33. Kd3 Rcc6 34. Rbxb4 Rxb4 35. Rxb4 Rxa6 36. Ke4 Ra2 37. f4 gxf4 {Accuracy: White = 63%, Black = 61%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.5"]
[White "Flores, Diego"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2429"]
[Annotator "Igor RC"]
[PlyCount "103"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,25,20,20,31,1,19,-30,-17,-31,-14,-28,10,-30,1,9,0,12,15,0,21,1,17,-11,-11,-22,14,-6]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. b3 b6 7. Bb2 c5 8. Nc3 Bb7 9. e3 Qc8 10. Rc1 Rd8 11. d4 dxc4 12. bxc4 Ne4 13. Ne2 Nd7 14. Nf4 Nef6 15. d5 exd5 16. cxd5 Bd6 17. Nd4 Re8 18. Nf5 Bf8 19. Nh5 Qd8 20. Nhxg7 Bxg7 21. Nxg7 Kxg7 22. e4 Kf8 23. Re1 Qe7 24. e5 Bxd5 25. Qd2 Ng8 26. Bxd5 Rad8 27. e6 Ndf6 28. exf7 Qxf7 29. Rxe8+ Nxe8 30. Rd1 Qf5 31. Qd3 Ne7 32. Qxf5+ Nxf5 33. Rd3 Ke7 34. Be4 Rxd3 35. Bxd3 Ned6 36. g4 Nh6 37. h3 Nhf7 38. Kh2 h6 39. f4 Ke6 40. h4 c4 41. Bc2 b5 42. Bc3 Nd8 43. f5+ Ke7 44. g5 hxg5 45. hxg5 Nc6 46. f6+ Kf8 47. g6 b4 48. Bd2 a5 49. Bf4 Nf7 50. Be4 Ncd8 51. Bd5 c3 52. Bc7 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.19"]
[Round "4.6"]
[White "Acosta, Pablo Ismael"]
[Black "Scarella, Enrique Alejandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 16,79,16,24,33,17,41,37,39,40,50,53,47,38,80,44,65,53,49,58,58,60,62,54,73,75,73,40,38,17,22,0,0,0,0,0,0,0,0,0,54,0,14,-5,-19,-22,0,0,0,-58,0,-75,-59,-75,-40,-152,-46,-145,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. e3 O-O 5. Be2 c5 6. O-O cxd4 7. exd4 d5 8. h3 Nc6 9. c3 Bf5 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} (9... b6 10. Nbd2 Bb7 11. Bd3 Re8 12. Re1 Nd7 13. a4 e5 14. dxe5 Ndxe5 15. Bb5 Re6 16. Nd4 Nxd4 17. cxd4 {1-0 (42) Aleksandrov,A (2585)-Burmakin,V (2494) St Petersburg 2018}) 10. Re1 Bxb1 $146 ({Predecessor:} 10... Rc8 11. Nbd2 h6 12. Nf1 g5 13. Bh2 Ne4 14. Ne3 Be6 15. Nd2 f5 16. Nxe4 fxe4 17. Bg4 {0-1 (44) Morales,A (1864)-Espinoza,F (2211) Managua 2015}) 11. Rxb1 e6 {White is slightly better.} 12. Bd3 Nd7 13. h4 Re8 14. h5 a6 15. Ne5 Ncxe5 16. dxe5 Nc5 17. Bc2 Rc8 18. Qg4 Nd7 19. Rbd1 f5 20. Qg3 gxh5 21. Bg5 Qc7 $1 22. Rd4 Nf8 $1 23. Bf6 Ng6 24. Qg5 Qf7 25. Bxg7 Qxg7 26. Bd1 h4 27. Bh5 Rf8 (27... Qe7 $11 28. Qh6 Qf8) 28. Rb4 (28. Bxg6 $14 Qxg6 29. Qxh4) 28... b5 29. a4 Rc4 {Strongly threatening ...Nf4.} 30. axb5 Rxb4 31. cxb4 axb5 32. f4 {[#]} (32. Bxg6 $11 hxg6 33. Ra1) 32... Qe7 (32... h3 $1 $15 {[%mdl 512]} 33. g3 (33. gxh3 Nxf4) 33... Qa7+ 34. Kh1 Kg7) 33. Qxe7 (33. Qh6 $1 $11 {remains equal.}) 33... Nxe7 $11 {[%mdl 4096] Endgame KRB-KRN} 34. Ra1 $1 Rc8 35. Be2 (35. Ra6 $1 $15) 35... Rc2 (35... Ng6 $17 {Hoping for ...Rc2.} 36. Bxb5 Rc2) 36. Bxb5 {[#]} ({White should play} 36. Ra8+ $1 $15 Kg7 37. Ra7) 36... Rxb2 ({Black should try} 36... Ng6 $1 $17 37. Ra2 Nxf4) 37. Bd7 {The position is equal.} Rxb4 38. Bxe6+ Kf8 39. Ra8+ Kg7 40. Ra7 {Accuracy: White = 50%, Black = 49%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.1"]
[White "Scarella, Enrique Alejandro"]
[Black "Aguilar, Andres"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 13,82,24,20,0,22,0,12,0,8,0,0,0,0,0,0,-54,-54,-73,-77,-84,-69,-66,-22,-102,-97,-89,-103,-119,-107,-123,-118,-118,-85,-109,-113,-145,-102,-112,-105,-114,-89,-95,-90,-116,-108,-108,-108,-112,-105,-110,0,0,47,54,41,36,112,103,103,0,0,0,-6,-14,-7,-501,-491,-880,-849,-785,-390]} 1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. Re1 Nbd7 7. e4 e5 8. h3 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems} (8. Nc3 b6 9. h3 Bb7 10. d5 Qe7 11. Bg5 h6 12. Be3 Rac8 13. Qd2 Kh7 14. Nh2 c6 15. dxc6 Rxc6 16. Ng4 {1-0 (37) Artemiev,V (2736)-Firouzja,A (2657) Astana 2019}) 8... c6 9. a4 Qc7 10. Nc3 {The position is equal.} b6 {[%cal Bb7b6,Bb6b5,Bb5b4][%mdl 32]} 11. d5 cxd5 $146 ({Predecessor:} 11... c5 12. Nb5 Qb8 13. c4 a6 14. Nc3 Ne8 15. Rb1 Nc7 16. Bf1 h6 {1-0 (37) Zeliakov,N (2171)-Bellini,F (2503) playchess.com INT 2003}) 12. Nb5 Qb8 13. exd5 a6 14. Na3 (14. Nc3 $11) 14... b5 $15 15. c4 b4 16. Nb1 Qc7 17. Nbd2 a5 18. Bf1 (18. Nb3 $1 $11 {keeps the balance.}) 18... Nc5 19. Nb3 Nfd7 20. Nxc5 Nxc5 21. Be3 Bd7 22. b3 h6 23. Rb1 Rae8 24. Nh2 Bf5 25. Rb2 Bc8 26. Rbe2 f5 27. Bg2 Kh7 28. f4 e4 29. Kh1 Bc3 30. Rg1 Qg7 31. Bf1 Nd3 (31... Rg8 $17 32. Reg2 Re7) 32. Reg2 $11 Bd4 33. Bxd4 Qxd4 34. Bxd3 $1 exd3 (34... Qxd3 $14 35. Qxd3 exd3) 35. Nf3 $16 Qc3 36. Ne1 (36. Rd2 $16) 36... Re3 37. Rd2 {[%cal Rd2d3]} Rfe8 $1 $36 {[%mdl 2048] [#] ...Re2 is the strong threat. Black has good play.} 38. Nxd3 R8e4 {Strongly threatening ...Rd4.} 39. Kg2 $2 {[%mdl 8192]} (39. Nf2 $1 $11 {and White is okay.}) 39... Rd4 $19 {Black is clearly winning.} 40. Re1 (40. Rf1 $142 Rdxd3 41. Rxd3 Rxd3 42. Qe1) 40... Rdxd3 41. Rxd3 Qxe1 {Accuracy: White = 46%, Black = 52%.} (41... Rxd3 $142 42. Re7+ {[#]} Kg8 $1 {[%mdl 512]}) 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.2"]
[White "Perez, Maximiliano"]
[Black "Acosta, Pablo Ismael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 9,59,24,29,17,40,26,40,40,27,36,40,33,50,21,60,29,31,46,46,13,14,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. Nge2 e5 5. g3 c5 (5... Be7 6. Bg2 O-O 7. O-O Re8 8. h3 Bf8 9. g4 exd4 10. Qxd4 Nc5 11. Ng3 Nfd7 12. f4 c6 13. Qf2 Nxe4 14. Ncxe4 d5 15. Be3 dxe4 16. Nxe4 {0-1 (71) Grischuk,A (2737)-Bortnyk,O (2581) Doha 2016}) 6. dxc5 {B07: Pirc Defence: Miscellaneous Systems} dxc5 7. Bg2 c4 $146 ({Predecessor:} 7... Be7 8. O-O O-O 9. Nd5 a6 10. a4 Nxd5 11. exd5 f5 12. b3 {½-½ (39) Weimann,M (2179)-Gazic,J (2252) Werther 2009}) 8. O-O {White is slightly better.} Bc5 9. Nd5 O-O 10. Nec3 Nxd5 11. Qxd5 Bd4 12. Qxc4 Nb6 13. Qd3 Be6 $1 14. Nd5 Nxd5 {The position is equal.} 15. exd5 Bxd5 16. Bxd5 Qxd5 17. Be3 {[#] aiming for c3.} Rfd8 18. Bxd4 Qxd4 19. Qxd4 Rxd4 $11 {[%mdl 4096] Endgame KRR-KRR} 20. Rad1 Rad8 21. Rxd4 Rxd4 {KR-KR} 22. Re1 f6 23. Re3 Ra4 24. Rc3 Rxa2 25. Rc8+ Kf7 26. Rc7+ {[%mdl 64] [#] Double Attack} Kg6 27. Rxb7 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 28. Kg2 a4 29. Kf3 h5 30. c4 {Accuracy: White = 77%, Black = 72%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.3"]
[White "Krysa, Leandro"]
[Black "Flores, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2602"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 9,68,30,33,9,7,31,6,12,25,0,41,33,37,28,23,26,45,34,38,43,47,46,47,-40,26,39,34,36,35,-110,-117,-426,-421,-373,0,0,0,-510,-627,-619,-619,-516,-601,-561,-287,-262,-266,-266,-264,-285,-270,-285,0,0,0,0,0,0,0,-1434,-1413]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 b6 5. e4 c5 6. d5 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0} Qe7 7. Nge2 exd5 8. exd5 {The position is equal.} O-O 9. Bg5 (9. Bd2 d6 10. O-O-O Ng4 11. Be1 Nd7 12. Ng3 Ndf6 13. h3 Ne5 {1-0 (35) Zhou,J (2597)-Wei,Y (2743) Shenzhen 2017}) 9... h6 10. Bh4 d6 11. O-O-O Re8 12. f3 Nbd7 13. Ne4 $146 ({Predecessor:} 13. Bf2 Ne5 {½-½ (38) Miron,L (2487)-Ciorgovean,I (2220) Corund 2017}) 13... g5 14. Nxf6+ $1 Qxf6 15. Bf2 b5 16. h4 (16. Ng3 $14) 16... g4 (16... bxc4 $15 17. hxg5 Qxg5+ 18. Kb1 Rb8) 17. Ng3 $11 bxc4 18. Bxc4 Rb8 19. Qf5 (19. Ne4 $14 {keeps the upper hand.} Qe7 20. Bb3) 19... Qh8 $1 $17 20. Qxg4+ $2 {[%mdl 8192]} (20. Qc2 $17) 20... Kf8 $19 21. Bb3 {[#]} Ne5 $2 (21... Bc3 $1 $19 {[%mdl 512]} 22. Kb1 (22. bxc3 $2 Qxc3+ 23. Bc2 Ne5 $19) 22... Bxb2) 22. Qf4 $11 c4 $40 {[%mdl 128] Black has some attack.} 23. Ba4 $2 {[%mdl 8192]} (23. Bc2 $1 $11) 23... Ba3 $19 24. Bd4 Rxb2 {...c3 is the strong threat.} 25. Bxe8 c3 $1 26. Ba4 {White wants to play Ne4.} Bd7 27. Bb3 (27. Bxd7 Rd2+ 28. Kb1 c2+ 29. Ka1 cxd1=Q+ 30. Rxd1 Rxd1+ 31. Qc1 Rxc1#) (27. Bxe5 $2 dxe5 28. Qe4 Re2+ 29. Kb1 Rxe4 $19) 27... Rxb3+ $1 28. Kc2 Rb2+ 29. Kxc3 {[#] aiming for Rb1.} Ke7 $1 {( -> ...Qc8+)} ({Not} 29... Qh7 30. Ne4 $16) 30. Bxe5 Qc8+ $2 (30... dxe5 $19 31. d6+ Bxd6) 31. Kd3 $1 $11 {Intending Qf6+ and mate.} Qc2+ {[%mdl 64] Double Attack} 32. Ke3 {Threatening mate with Qf6+.} Qf2+ 33. Ke4 {White threatens Qf6+ and mate.} Qc2+ 34. Rd3 $2 {[%mdl 8192] [#]} (34. Ke3 $11 Qf2+ 35. Ke4 Qc2+ 36. Ke3 (36. Rd3 $2 Rb4+ {[%mdl 64] Skewer} 37. Ke3 Rxf4 $19)) 34... Rb4+ $1 {[%mdl 64] Skewer. Accuracy: White = 41%, Black = 84%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.4"]
[White "Tristan, Leonardo"]
[Black "Valerga, Diego"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2418"]
[Annotator "Igor"]
[PlyCount "135"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,15,28,21,21,5,5,17,16,-25,-6,-51,6,-7,16,15,15,14]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 c5 7. a3 Bxc3+ 8. bxc3 Nbd7 9. f3 Qc6 10. Bd3 e5 11. Bb2 c4 12. Be2 Nd5 13. Bc1 O-O 14. e4 Ne7 15. d5 Qa6 16. Be3 Ng6 17. g3 f5 18. Qa2 b5 19. a4 fxe4 20. fxe4 Qa5 21. Qb2 bxa4 22. Qb4 Qxb4 23. cxb4 Nf6 24. Bxc4 Nxe4 25. d6+ Rf7 26. Rxa4 Nxd6 27. Bxf7+ Nxf7 28. Ne2 a6 29. Nc3 Bb7 30. O-O Ne7 31. b5 axb5 32. Rxa8+ Bxa8 33. Bc5 Ng6 34. Nxb5 Ng5 35. Rb1 Be4 36. Rb4 Nh3+ 37. Kf1 Bf3 38. Nd6 h6 39. Rb8+ Kh7 40. Be3 Ne7 41. Re8 Ng6 42. Nf7 Bc6 43. Rd8 Bf3 44. Rd7 Kg8 45. Nd6 Nh8 46. Rc7 Ng5 47. Bxg5 hxg5 48. Re7 Ng6 49. Re8+ Kh7 50. Nf7 Bd5 51. Nxg5+ Kh6 52. Ne6 Bc6 53. Rd8 Ne7 54. Rd6 g6 55. Nd8 Bd5 56. Rd7 Bc4+ 57. Kf2 Nf5 58. Nf7+ Bxf7 59. Rxf7 Kg5 60. Kf3 e4+ 61. Ke2 Kg4 62. Rf6 Kh3 63. Rxg6 Kxh2 64. g4 Nh4 65. Rg8 Ng2 66. g5 Kg3 67. Rf8 Nh4 68. g6 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.5"]
[White "Pichot, Alan"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2600"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 9,68,-11,-4,-16,14,17,16,11,13,0,12,7,10,0,32,32,57,57,53,52,53,33,31,0,0,-249,-218,-234,-50,-299,-143,-155,-158,-147,-157,-159,-158,-151,-143,-254,-250,-238,-161,-401,-401,-581,-522,-723,-703,-703,-684,-648,-649,-1404,-1410,-1524,-1436,-5129,-3110,-2814,-2585]} 1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 Be7 5. g3 O-O 6. Bg2 {C00: French: Unusual White 2nd moves} dxe4 7. dxe4 b6 8. e5 {The position is equal.} Nfd7 9. Ng5 $146 ({Predecessor:} 9. O-O Bb7 10. Qe2 Nc6 11. Rd1 Qc8 12. Nc4 Rd8 13. Bf4 {0-1 (62) Fernandez Borrego,P (2410)-Del Rio de Angelis,S (2512) Bilbao 2015}) 9... Bxg5 10. Bxa8 c6 $1 11. Ne4 Be7 12. Bf4 $1 {0-0 is the strong threat.} b5 13. Qg4 $1 Qa5+ 14. c3 b4 15. O-O {aiming for cxb4.} bxc3 16. b4 Bxb4 17. Nd6 $2 {[#]} (17. Rac1 $11 {and White has nothing to worry.}) 17... h5 $1 $19 {[%cal Rh5g4]} 18. Qg5 {[#]} f6 $2 ({Black should try} 18... Ba6 $1 $19 19. Rfc1 Ba3) 19. Qh4 $2 ({White must play} 19. Qg6 $15 Nxe5 20. Bxe5 Qxe5 21. Nxc8 Rxc8 22. Rab1) 19... Bxd6 (19... fxe5 20. Nc4 $17) (19... Ba6 $19 {is more deadly.} 20. Qh3 f5) 20. exd6 $17 Nb6 $36 {[%mdl 2048] Black has strong initiative.} 21. d7 Bxd7 {Strongly threatening ...e5.} ({Inferior is} 21... Nxa8 22. dxc8=N Rxc8 23. Qh3 $16) ({Much worse is} 21... N6xd7 $6 22. Rfc1 $11) (21... N8xd7 22. Bxc6 Nc4 23. Bg2 $11) 22. Bd6 Nxa8 23. Bxf8 Kxf8 24. Rab1 (24. Qd4 $17 Ke7 25. Rfc1) 24... Nb6 $19 25. Qd4 {Threatening Qd6+.} Qe5 ({Not} 25... Qxa2 26. Qd6+ Kf7 27. Qxb8 $16) 26. Qd3 $2 (26. Qxe5 {is the only way for White.} fxe5 27. Rfc1) 26... c5 27. a4 (27. Rfe1 {keeps fighting.} Qd5 28. Qxc3) 27... c4 {Black is clearly winning.} 28. Qd1 Bxa4 29. Qd8+ Kf7 {White must now prevent ...Nc6.} 30. Rbe1 Nc6 31. Qh8 Qd5 32. Re3 c2 33. f4 Qc5 34. Kf2 Nd5 {[%mdl 64] Pin. Accuracy: White = 41%, Black = 57%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.20"]
[Round "5.6"]
[White "Bitelmajer, Martin"]
[Black "Dolezal, Cristian"]
[Result "*"]
[ECO "A00"]
[WhiteElo "2469"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 15,65,43,57,43,72,61,98,76,77,65,108,49,90,60,85,87,85,57,60,26,25,9,15,-4,13,-2,8,-25,-6,-17,17,0,26,26,26,26,25,26,29,29,29,15,18,8,54,0,58,57,48,56,50,44]} 1. d4 e6 2. c4 f5 3. g3 Nf6 4. Bg2 d5 5. Nh3 c6 6. Qc2 Be7 7. O-O O-O 8. Nd2 Na6 9. a3 {A91: Classical Dutch: Early Deviations} (9. Nf4 Bd7 10. Nf3 Nc7 11. b3 Be8 12. Ne5 Nd7 13. Nf3 g5 14. Nd3 Bh5 15. Be3 Ne8 16. Rad1 h6 {½-½ (58) Mareco,S (2560)-Dolezal,C (2413) Buenos Aires 2010}) 9... Bd7 10. Nf3 Ne4 11. Nf4 {White is better.} Nc7 12. Nd3 Nd6 13. Nfe5 (13. c5 $16 Nf7 14. h4) 13... Be8 14. Bd2 $146 ({Predecessor:} 14. c5 Nf7 15. Nxf7 Bxf7 16. Bf4 {1-0 (49) Grinis,Y (2207)-Freckmann,M (2270) Germany 1999}) 14... Bh5 15. c5 Nf7 16. Ba5 Nxe5 17. dxe5 (17. Nxe5 {is interesting.} g5 18. e3 Bf6 19. Nd3 Qe7 20. f4) 17... Qd7 18. h4 Na6 19. Rfd1 Bg6 20. Qc3 Rab8 21. Rac1 Rfc8 22. Bb4 Qe8 23. Qd4 Nxb4 24. axb4 Bd8 25. Ra1 Ra8 26. Ra3 Bc7 27. Rda1 a6 28. Bh3 Rab8 29. Nf4 Qe7 30. g4 ({Better is} 30. Nxg6 $14 hxg6 31. f4) 30... Rf8 ({Black should play} 30... Qxh4 $11 31. Rg3 Re8) 31. h5 $14 {White is slightly better.} Be8 {White should prevent ...fxg4.} 32. Rg3 fxg4 33. Bxg4 {Accuracy: White = 32%, Black = 35%.} *

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.1"]
[White "Aguilar, Andres"]
[Black "Dolezal, Cristian"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2319"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 16,130,8,20,14,2,37,4,23,18,15,10,19,-11,-10,0,-8,0,0,-7,-8,-55,3,12,25,12,62,56,54,39,88,82,89,77,86,91,112,102,109,121,174,178,234,245,235,227,248,260,254,246,246,228,152,23,26,28,219,252,262,-55,-23,-55,-55,-54,-50,-150,-149,-143,0,-81,-12,-53,-48,-57,-51,-56,-66,-73,-10,-12,0,0,0,0,0,0,0,0,0,-8,-8,-85,-85,-85,0,0,0,0,0,-21,0,-1385,-1427,-1387,-1385,-1325,-200,-30,0,-1354,-1352,-772,-1245,-29977,-29978,-29978,-29979]} 1. c4 b6 2. Nf3 Bb7 3. g3 Nf6 4. Bg2 g6 5. Nc3 Bg7 6. O-O O-O 7. d4 Ne4 8. Nxe4 Bxe4 9. Be3 d6 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} (9... c5 10. Qd2 d6 11. Rac1 Nd7 12. Rfd1 Nf6 13. Bh6 Qc7 14. Bxg7 Kxg7 15. Ne1 Rad8 16. f3 Bb7 17. d5 b5 18. b3 bxc4 19. bxc4 e5 {1-0 (56) Zherebukh,Y (2632)-Ipatov,A (2662) Saint Louis 2017}) 10. Qd2 Nd7 11. Bh6 c5 {The position is equal.} 12. d5 Nf6 13. Bxg7 Kxg7 14. Ng5 $146 ({Predecessor:} 14. Bh3 b5 15. b3 Bxf3 16. exf3 Rb8 17. Rfe1 {0-1 (58) Kilgus,G (2404)-Baumegger,S (2452) Vienna 2012}) 14... Bxg2 15. Kxg2 b5 16. Rac1 Rb8 17. Rfe1 h6 18. Nh3 a5 ({Black should play} 18... bxc4 $15 19. Rxc4 Rb5) 19. b3 $11 bxc4 20. bxc4 Rb4 21. Nf4 Qa8 22. Kg1 (22. e4 {seems wilder.} e5 23. Nd3 Rb6 24. f4 Nd7 25. fxe5 Nxe5 26. Nxe5 dxe5 27. Qe3) 22... Qa6 23. Qc3 Rfb8 24. Nd3 R4b7 25. e4 Kg8 26. e5 Nh7 27. h4 Nf8 (27... Qb6 $16 {was called for.} 28. Qd2 Kg7) 28. e6 $18 {Black must now prevent exf7+.} fxe6 (28... f6 $142 29. Nf4 h5) 29. dxe6 Qc6 30. Nf4 $1 (30. Qxa5 Qf3 $14) 30... Qe8 31. Nd5 (31. Qxa5 g5 $11) 31... g5 32. hxg5 hxg5 33. Qf3 ({Not} 33. Qxa5 Qh5 $11) 33... Qg6 34. Qg4 (34. Kg2 $1 $16) 34... Nh7 $1 $11 35. Kg2 Nf6 $2 (35... Kg7 $11 {and Black has nothing to worry.}) 36. Nxf6+ $1 $18 Qxf6 37. Rc2 $2 ({Only move:} 37. Re4 $1 $18 {[%cal Re4f4]} Kf8 38. Re3) 37... Rb2 (37... Rb1 $5 {[%cal Rb1e1]} 38. Rce2 Kg7 $15) 38. Ree2 Rxc2 39. Rxc2 $15 {[%mdl 4096] Endgame KQR-KQR} Rb1 40. Re2 (40. Rd2 $15 Qh6 41. Kf3) 40... Qh6 $17 {[%csl Gb1][%cal Rh6h1]} 41. Kf3 Qf6+ ({Don't play} 41... Qh1+ $6 42. Ke3 $11) ({Better is} 41... Kg7 42. Qf5 Qh5+ 43. Ke3 (43. g4 $2 Qg6 $19) 43... Qg6 44. Qxg6+ Kxg6) 42. Kg2 Rc1 (42... Kg7 $17 43. Qe4 Qg6) 43. Rd2 {aiming for Rd5.} Qh6 {[%csl Gc1][%cal Rh6h1]} 44. Rd1 Rxd1 {[%mdl 64] Overworked Piece} 45. Qxd1 Qxe6 $15 {KQ-KQ} 46. Qd2 g4 (46... Qe4+ $17 47. Kg1 Kf7 48. Qxg5 Qxc4 49. Qf5+ Kg7) 47. Qxa5 Qxc4 48. Qa8+ $1 Kf7 {Hoping for ...Qd3.} 49. a4 $1 d5 50. a5 Qe4+ 51. Kg1 c4 {Strongly threatening ...c3.} 52. a6 c3 53. a7 (53. Qc8 $1 $11 {keeps the balance.}) 53... c2 $1 $17 {[%cal Rc2c1]} 54. Qc8 {[#]} d4 ({Black should try} 54... Qe1+ $1 $17 55. Kg2 c1=Q 56. Qxc1 (56. Qf5+ Kg7 $19) 56... Qxc1) 55. a8=Q $11 Qxa8 56. Qf5+ Ke8 57. Qg6+ Kd8 58. Qg8+ $2 {[%mdl 8192]} (58. Qb6+ $11 Kc8 59. Qc5+ Kd8 60. Qxd4+ {[%mdl 64] Double Attack} Kc7 61. Qf4+ Kd7 62. Qd2+ Ke8 63. Qxc2) 58... Kc7 $19 59. Qxa8 c1=Q+ {KQ-KQ} 60. Kh2 Qh6+ $2 (60... Qc5 61. Qa2 d3) 61. Kg1 Qc1+ $2 {[%mdl 8192]} (61... Qd2 $11 62. Qa7+ Kd6 63. Qa3+ Kd7 64. Qa4+ Kd6 65. Qa3+ Kc6 66. Qa4+ Kb6 67. Qb3+ Kc5 68. Qa3+ Qb4 69. Qc1+ Qc3 70. Qg5+ {[#]} e5 $1 {[%mdl 512]}) 62. Kh2 $1 Qc5 63. Qe4 {[#]} d3 $1 {[%mdl 512]} 64. Qxd3 Qxf2+ 65. Kh1 Qf3+ {Accuracy: White = 52%, Black = 38%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.2"]
[White "Peralta, Fernando"]
[Black "Bitelmajer, Martin"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2566"]
[BlackElo "2469"]
[Annotator "Igor"]
[PlyCount "97"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,35,26,7,29,0,0,-19,26,-4,23,31,22,18,65,64,64,1,1,21,31,28,28,-21,-11,-11,70,-5,76,52,95,95,69,69,71,71,101,77]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 O-O 5. a3 Be7 6. e4 d5 7. e5 Nfd7 8. Bd3 c5 9. Qc2 h6 10. O-O Nc6 11. Nb3 cxd4 12. Re1 Re8 13. Bf4 Bf8 14. cxd5 exd5 15. Rad1 g5 16. Bg3 Bg7 17. Bb5 Ndb8 18. Nfxd4 Qb6 19. Bf1 Nxd4 20. Nxd4 Nc6 21. Nf5 Bxf5 22. Qxf5 Ne7 23. Qf3 Rad8 24. b4 a6 25. Bd3 Rd7 26. Bb1 Qe6 27. h4 g4 28. Qd3 Ng6 29. h5 Nf8 30. Ba2 Qe7 31. Qf5 Qe6 32. Qd3 Qe7 33. Qe2 Qg5 34. Rxd5 Rxd5 35. Bxd5 Re7 36. Qe3 Qxh5 37. Qc5 Ng6 38. Bxb7 Bxe5 39. Bxe5 g3 40. fxg3 Rxe5 41. Rxe5 Nxe5 42. Bxa6 Qd1+ 43. Bf1 Ng4 44. Qc8+ Kg7 45. Qc3+ Kg8 46. a4 h5 47. a5 Qb1 48. a6 Qa2 49. Qc5 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.3"]
[White "Valerga, Diego"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2418"]
[BlackElo "2600"]
[Annotator "Igor"]
[PlyCount "82"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,30,16,-4,86,76,82,88,61,49,44,31,73,23,78,46,39,31,40,50,38,22,50,1,50,20,33,37,29,25,43,49,55]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 g6 7. Be2 Bg7 8. O-O O-O 9. Be3 Nc6 10. Qd2 Bd7 11. f3 Qa5 12. Nb3 Qc7 13. a5 Ne5 14. Na4 Bxa4 15. Rxa4 Qc6 16. Rd4 Rfc8 17. c3 b5 18. axb6 Qxb6 19. Rb4 Qc6 20. Ra1 d5 21. Rb6 Qc7 22. exd5 Bh6 23. Rbxa6 Rxa6 24. Rxa6 Bxe3+ 25. Qxe3 Rb8 26. Nd2 Nxd5 27. Qd4 Rd8 28. Nc4 Nxc4 29. Qxc4 Qb8 30. Ra5 Qb6+ 31. Rc5 Nf4 32. b4 Ne6 33. Qb5 Qd6 34. Rc6 Qd2 35. Bf1 Qe3+ 36. Kh1 Rd1 37. h3 Qf2 38. Rc8+ Kg7 39. Qe5+ Kh6 40. Kh2 Qxf1 41. b5 Qg1+ 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.4"]
[White "Flores, Diego"]
[Black "Tristan, Leonardo"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2509"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 18,60,-4,-43,-37,-46,-43,-34,-41,-42,-18,-34,-29,-33,-32,-25,-20,-22,-21,-22,-22,-22,-22,-20,-20,-20,-20,-25,-24,-22,-22,-14,-5,-5,0,0,0,-5,-5,-5,-5,-22,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. cxd5 exd5 7. Nge2 Re8 8. O-O Bd6 9. f3 c5 10. Qe1 b6 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} (10... Nc6 11. Qf2 a6 12. Bd2 b5 13. Rad1 b4 14. Na4 c4 15. Bc2 a5 16. Rfe1 Ba6 17. Bc1 Bb5 18. g4 {0-1 (51) Milanovic,D (2531)-Palac,M (2559) Dubrovnik 2008}) 11. Qh4 $146 ({Predecessor:} 11. Nb5 Bf8 12. Bd2 Qd7 13. b3 Ba6 14. a4 Nc6 15. Qf2 Bb7 16. Rfd1 a6 17. Na3 Bd6 18. Nc2 Qc7 19. Ng3 Rac8 20. Bc3 Bxg3 {½-½ (20) Knight,T (2353)-Silva,F (2335) IECG email 2003}) 11... Ba6 12. Bc2 cxd4 {Black is slightly better.} 13. exd4 Bxe2 14. Bg5 {[#] aiming for Bxf6.} h6 ({Not} 14... Bxf1 $2 15. Bxf6 gxf6 16. Qxh7+ Kf8 17. Nxd5 $18) 15. Bxf6 $1 Qxf6 16. Qxf6 gxf6 17. Rae1 Nc6 18. Nxe2 Bb4 19. Ba4 Bxe1 20. Bxc6 Rxe2 21. Bxa8 $11 {[%mdl 4096] Endgame KRB-KRB} Bd2 22. Bxd5 Be3+ 23. Kh1 Rxb2 {The position is equal.} 24. Bb3 Bxd4 25. Rd1 Bc5 26. g3 Re2 27. Rd7 Re7 28. Rxe7 Bxe7 29. Bc4 Bc5 30. f4 Kg7 {Accuracy: White = 68%, Black = 76%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.5"]
[White "Acosta, Pablo Ismael"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 10,101,14,2,7,7,11,-3,9,6,14,21,7,0,24,11,19,22,19,21,29,35,79,77,82,59,60,42,34,36,49,2,14,0,14,11,16,14,70,62,55,55,72,75,70,69,41,0,251,0,0,0,0,0,0,0,0,0,0,-9,0,-145,-45,-61,-49,-54,-46,-56,-51,-60,-59,-61,-47,-70,-33,-41,-24,-30,-8,-14,-8,-16,-5,-4,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. d4 d5 3. c4 e6 4. g3 dxc4 5. Qa4+ Bd7 6. Qxc4 b5 {E01: Catalan: Early deviations} 7. Qc2 Na6 8. Bg2 c5 9. O-O cxd4 $146 ({Predecessor:} 9... Rc8 10. Qd1 Bc6 11. a4 b4 12. Qd3 Qb6 13. Nbd2 Qb7 14. Nb3 {1-0 (65) Grachev,B (2673)-Oparin,G (2562) Moscow 2015}) 10. Nxd4 Rc8 11. Qd1 Qb6 {With the idea ...Rxc1!} 12. Nb3 Be7 13. Be3 Qb8 14. Qd4 Nc5 15. Rc1 {[%cal Rb3c5]} Na4 {[#]} 16. Rxc8+ $1 Qxc8 17. N1d2 O-O 18. Rc1 Qb8 19. Bf4 Qb6 20. Qxb6 axb6 21. Rc7 Rc8 22. Ra7 Bf8 23. Bb7 $36 {[%mdl 2048] White is pushing.} Rc2 (23... Re8 $11) 24. Ra8 $14 Nxb2 25. Rd8 Nc4 {[#]} 26. Ne4 $1 {[%cal Re4f6]} Nxe4 27. Bxe4 Rxe2 28. Bf3 Re1+ 29. Kg2 e5 {Threatens to win with ...Be6.} 30. Bg5 $1 {[%cal Rg5e7] Hoping for Be7.} e4 $1 {[%cal Re4f3]} 31. Bh5 $1 {Strongly threatening Be7.} f6 $1 32. Rxd7 g6 $1 {[%cal Rg6h5]} 33. Bxf6 {Threatening mate with Bg4.} gxh5 34. Nd4 Rd1 35. Ra7 (35. Rd8 $1 $11) 35... e3 ({Black should try} 35... Rd2 $17 36. Kf1 e3 37. fxe3 Nxe3+ 38. Ke1 Rxh2 39. Nxb5 Nf5) 36. fxe3 $15 Nxe3+ 37. Kf3 Ng4 38. Ke2 Rh1 39. Bg5 Rxh2+ 40. Kf3 b4 41. Ke4 Bc5 42. Nc6 Rc2 43. Kf5 Bf8 44. Ne7+ $1 {The position is equal.} Bxe7 45. Bxe7 $11 {[%mdl 4096] Endgame KRB-KRN} Rc3 46. Bd6 b3 47. axb3 Rxb3 48. Ra8+ Kf7 {White must now prevent ...Rb5+.} 49. Ra7+ Kg8 50. Ra8+ Kf7 {And now ...Rb5+ would win.} 51. Ra7+ {Accuracy: White = 74%, Black = 47%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.21"]
[Round "6.6"]
[White "Scarella, Enrique Alejandro"]
[Black "Perez, Maximiliano"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2429"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 18,33,23,15,29,16,75,60,95,85,108,64,59,0,91,0,56,0]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. d4 O-O 5. e4 d6 6. Be2 Na6 7. O-O e5 8. Re1 c6 9. Bf1 exd4 10. Nxd4 Qb6 {E94: King's Indian: Classical: 6 Be2 e5 7 0-0: Various Black 7th moves} (10... Ng4 11. h3 Qb6 12. hxg4 Qxd4 13. g5 Qxd1 14. Rxd1 Nc5 15. f3 Be5 16. Be3 a5 17. Rac1 a4 18. Rc2 Be6 19. Kf2 a3 20. b3 Na6 21. Rdd2 {1-0 (39) Postny,E (2569)-Maze,S (2614) Belgium 2018}) 11. h3 Re8 (11... Ng4 $11 12. hxg4 Bxd4) 12. Nb3 $16 Bf8 13. Bf4 Re6 $146 ({Predecessor:} 13... Nc5 14. Nxc5 Qxc5 15. Qd2 Be6 16. Rad1 Bxc4 17. b4 Qxb4 18. Rb1 Qc5 19. Be3 Qa3 20. Bxc4 Nxe4 21. Nxe4 Rxe4 22. Bd3 Re7 23. Rec1 Bg7 24. Rb3 Qa4 25. Rc4 {1-0 (25) Panelo Munoz,M (2404)-De la Paz Perdomo,F (2464) Sitges 2005}) 14. Nd4 Re8 15. Nb3 Re6 $1 16. Nd4 Re8 17. Nb3 ({White should play} 17. Bg5 $14 Nd7 18. Qd2) 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.1"]
[White "Perez, Maximiliano"]
[Black "Aguilar, Andres"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2319"]
[Annotator "Igor"]
[PlyCount "81"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,30,39,41,66,58,71,16,38,38,30,36,35,35,79,46,60,32,35,17,17,19,18,15,10,6,30,-24,19,-33,0,-13,19]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. Nxc6 Bxc6 10. f3 Be7 11. h4 O-O 12. Kb1 b5 13. Ne2 Bb7 14. Nd4 Qc7 15. Bd3 Rfe8 16. h5 Rac8 17. Rc1 Nd7 18. Bxe7 Rxe7 19. h6 g6 20. c4 Qb6 21. Ne2 b4 22. Rhd1 b3 23. axb3 Qxb3 24. Rc3 Qb6 25. Bc2 a5 26. Qxd6 Qxd6 27. Rxd6 Ne5 28. Nd4 Rec7 29. c5 Kf8 30. Nb3 Nc6 31. Bd3 a4 32. Nd2 Nb4 33. Bb5 Bc6 34. Bxc6 Rxc6 35. Rxc6 Rxc6 36. e5 Nd5 37. Rc1 Nf4 38. Ne4 Nd3 39. Rc4 Nxe5 40. Rxa4 f5 41. Ng5 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.2"]
[White "Krysa, Leandro"]
[Black "Scarella, Enrique Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2302"]
[Annotator "Igor"]
[PlyCount "61"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,29,30,30,30,-7,37,28,53,60,74,68,105,104,84,74,85,82,90,90,93,84,91,14,80,87,83,74,109,56,56,62]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. e3 g6 6. Nc3 Bg7 7. a4 O-O 8. e4 axb5 9. Bxb5 d6 10. Nf3 Ba6 11. Qe2 Bxb5 12. Nxb5 Na6 13. O-O Nc7 14. Nxc7 Qxc7 15. Bd2 Nd7 16. Bc3 Rfb8 17. Rfe1 Bxc3 18. bxc3 Nb6 19. c4 Rxa4 20. Rxa4 Nxa4 21. e5 Rb2 22. Qe3 Qb8 23. h4 Qb3 24. Qh6 Qc2 25. Rf1 Rb1 26. Ng5 Rxf1+ 27. Kh2 Rh1+ 28. Kxh1 Qc1+ 29. Kh2 Qf4+ 30. Kh3 Qf5+ 31. g4 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.3"]
[White "Tristan, Leonardo"]
[Black "Acosta, Pablo Ismael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 10,82,25,25,26,18,18,18,18,8,26,22,16,0,0,0,0,0,0,-15,-14,-52,-20,-63,-63,-76,-43,-56,-68,-103,-93,-99,-106,-99,-60,-73,-63,-63,-59,-64,-16,-16,-16,-12,-14,-20,-16,-31,-17,-31,-8,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 Qxd5 6. e3 O-O {E34: Nimzo-Indian: Classical: 4...d5} (6... c5 7. Bd2 Bxc3 8. Bxc3 cxd4 9. Bxd4 Nc6 10. Bc3 O-O 11. Nf3 Rd8 12. Be2 Qe4 13. Rc1 Qxc2 14. Rxc2 Bd7 15. Ne5 Nxe5 16. Bxe5 Rac8 17. Rxc8 Rxc8 18. O-O {½-½ (36) So,W (2754)-Carlsen,M (2875) Zagreb 2019}) 7. a3 Bxc3+ 8. bxc3 c5 9. c4 Qe4 $146 ({Predecessor:} 9... Qd6 10. Nf3 b6 11. e4 Nfd7 12. d5 exd5 13. exd5 Ne5 14. Bb2 Nxf3+ 15. gxf3 Re8+ 16. Be2 {1-0 (35) Adhiban,B (2653)-Abasov,N (2556) Wijk aan Zee 2016}) 10. Qxe4 Nxe4 11. f3 Nf6 12. Ne2 Rd8 13. Bb2 Nc6 14. g4 b6 15. g5 Ne8 16. h4 Nd6 17. Ng3 Na5 18. Rc1 cxd4 $1 19. exd4 Ba6 {[%cal Ra6c4]} 20. c5 Bxf1 21. cxd6 Bc4 22. Ne4 Bd5 23. Rc7 Nc4 {[%mdl 64] [#] Double Attack} 24. Bc1 b5 25. Bf4 Bxe4 26. fxe4 Nxd6 27. Bxd6 Rxd6 $11 {[%mdl 4096] Endgame KRR-KRR} 28. O-O Rf8 29. Rd1 a6 30. Kf2 {The position is equal.} f6 31. gxf6 Rxf6+ 32. Ke3 {[#] Strongly threatening e5.} Rf7 33. Rdc1 Rxc7 34. Rxc7 {KR-KR} Kf8 35. e5 Rb6 36. h5 a5 37. Rc8+ Kf7 38. Rc7+ Kf8 39. Rc8+ Kf7 40. Rc7+ Kf8 41. Rc8+ Kf7 {Accuracy: White = 74%, Black = 70%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.4"]
[White "Pichot, Alan"]
[Black "Flores, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2600"]
[BlackElo "2602"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 21,114,12,25,0,0,-10,0,-6,-16,-6,0,0,0,0,6,8,18,0,6,-19,0,0,4,-177,-182,-171,-158,-204,-23,-26,0,0,0,0,0,0,0,-191,-181,-456,-157,-159,-156,-147,0,0,0,0,-3,-8,-8,-12,0,-45,-45,-45,-45,-45,-45,-45,-45,-180,-175,-150,-127,-216,-38,-40,-49,-50,-50,-272,-259,-694,-712,-691,-712,-764,-1194,-1240,-1253,-1109,-1024,-1741,-1671,-1943,-4134,-7377,-6702,-29973,-29974,-29972,-29972,-29961,-12847]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 d6 5. O-O Bd7 6. c3 g6 7. d4 Bg7 8. d5 Nce7 9. Bxd7+ Qxd7 10. c4 h6 11. Nc3 f5 12. exf5 {C76: Ruy Lopez: Deferred Steinitz: 5 c3 Bd7 6 d4 g6} gxf5 13. Ne1 Nf6 14. f4 {With the idea fxe5.The position is equal.} e4 15. Nc2 {[#]} b5 $146 ({Predecessor:} 15... c5 16. dxc6 bxc6 17. Be3 O-O 18. Qd2 c5 19. h3 Qe6 {1-0 (51) Zhao,J (2604)-Sargissian,G (2672) Riadh 2017}) 16. cxb5 axb5 17. Be3 O-O 18. Nb4 Kh7 19. h3 Rg8 20. Qe2 Bh8 21. Rad1 Ng6 22. Qf2 $2 (22. Qxb5 Rab8 $17) (22. Kh1 $1 $11) 22... Nh5 $19 23. Kh1 Bf6 24. g3 {[#]} Ne5 {Played: Ng6-h4} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.5"]
[White "Bitelmajer, Martin"]
[Black "Valerga, Diego"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2469"]
[BlackElo "2418"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 18,61,10,8,12,0,11,11,16,0,0,0,0,-31,-18,-34,0,0,0,-10,-4,-10,-10,-10,-10,-10,-10,-10,-9,-5,-4,-16,-15,-16,-5,-7,-8,-15,-10,-15,-12,-21,-8,-24,-11,-22]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qb3 g6 5. g3 Bg7 6. Bg2 O-O 7. O-O dxc4 8. Qxc4 Bf5 9. Nc3 Nbd7 {[%cal Bb8d7,Bd7b6,Bb6a4,Ba4c3,Bc3d5][%mdl 32]} 10. e3 Ne4 {D78: Fianchetto Grünfeld: 6 0-0 c6} (10... Qc7 11. Nh4 Nb6 12. Qc5 Be6 13. b3 a5 14. Ba3 Nfd7 15. Qxe7 Rfe8 16. Qg5 a4 17. Rfc1 axb3 18. axb3 {0-1 (71) Salem,A (2633)-Mamedyarov,S (2772) Moscow 2017}) 11. Qe2 (11. Qb3 {seems wilder.} Nd6 12. e4 Nxe4 13. Qxb7 Qc8 14. Qxc8 Raxc8 15. Re1) 11... Nxc3 12. bxc3 Be4 13. Re1 $146 ({Predecessor:} 13. Bh3 c5 14. Nd2 Bc6 15. Rd1 Qc7 16. Nb3 {1-0 (38) Todorov,O (2303)-Kostadinov,R (2207) Sunny Beach 2010}) 13... c5 14. Bb2 Nb6 15. Ba3 Na4 16. Qc4 Qe8 (16... Qa5 {is interesting.} 17. Rac1 b5 18. Qb3 c4 19. Qb4 Qxb4 20. Bxb4 Rfe8) 17. dxc5 Nxc3 {Strongly threatening ...Qb5.} 18. Nd4 Bxg2 19. Kxg2 Bxd4 $1 20. exd4 Qc6+ 21. Kg1 Nd5 $1 22. Rab1 Rfc8 23. Rb3 Rc7 24. Reb1 Rd8 25. h4 h5 26. Bb2 Rdd7 27. Kh2 Qe6 28. Rc1 Rc6 29. Rc2 Qf5 30. Re2 Re6 31. Qc2 {Accuracy: White = 36%, Black = 67%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.22"]
[Round "7.6"]
[White "Dolezal, Cristian"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2414"]
[BlackElo "2566"]
[Annotator "Igor RC"]
[PlyCount "90"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,27,30,14,68,71,60,41,77,77,39,39,80,49,49,-1,42,82,58,58,58,24,59,59,54,26,19,3,14,-33]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 Nf6 6. Be2 e6 7. O-O Bc5 8. d3 O-O 9. Qg3 Nbd7 10. Bg5 Bd4 11. Bh6 Ne8 12. Be3 Bxe3 13. Qxe3 Nd6 14. Rfe1 Re8 15. Bf1 b5 16. e5 Nf5 17. Qf4 Qc7 18. g4 Ne7 19. Qg3 b4 20. Na4 Qa5 21. b3 Nb6 22. Nb2 Qc5 23. Re2 Qd4 24. Rb1 a5 25. Qe3 c5 26. Nd1 Ng6 27. Rc1 Nd7 28. c3 bxc3 29. Nxc3 Ngxe5 30. Qg3 Rab8 31. Rec2 Ng6 32. Na4 Rbc8 33. Qe3 Qb4 34. d4 cxd4 35. Rxc8 dxe3 36. Rxe8+ Ndf8 37. fxe3 Qd2 38. Rcc8 Qxe3+ 39. Kh1 Qe1 40. Kg2 Nh4+ 41. Kg1 Qg3+ 42. Kh1 g5 43. Rxf8+ Kg7 44. Rg8+ Kh6 45. Rc3 Qf2 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.1"]
[White "Aguilar, Andres"]
[Black "Peralta, Fernando"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2319"]
[BlackElo "2566"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 19,110,-1,13,0,22,-9,-5,-18,-14,-50,-42,-45,-43,-58,-58,-61,-56,-56,-55,-54,-60,-79,-57,-87,-43,-91,-89,-77,-52,-58,-25,-19,-28,-37,-29,-32,-8,-39,-16,-62,-52,-79,-69,-102,-83,-97,-90,-89,-83,-627,-77,-77,-76,-204,-73,-97,-93,-240,-165,-186,-16,-31,-24,-109,-36,-59,-8,-4,-27,-121,-94,-104,-100,-105,-102,-147,-160,-151,-119,-116,-115,-127,-115,-134,-134,-134,-134,-850,-841,-806,-395,-29984,-29985]} 1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. b3 c5 7. Bb2 Nc6 8. e3 d4 9. exd4 cxd4 10. Re1 Bc5 11. d3 {A14: English Opening: 1...e6 with b3 by White} (11. Ba3 Nd7 12. d3 Re8 13. Nfd2 Bxa3 14. Nxa3 Nc5 15. Ne4 Nxe4 16. Bxe4 e5 17. Qd2 a5 18. c5 Bh3 {0-1 (40) Tomashevsky,E (2716)-Ganguly,S (2668) Doha 2016}) 11... a5 12. Na3 Re8 13. Nb5 {The position is equal.} e5 14. Ng5 $146 ({Predecessor:} 14. h3 Bf5 15. g4 Bg6 16. Nh4 Qd7 17. Bc1 a4 18. bxa4 {0-1 (28) Reschke,T (2087)-Peschel,A (2149) Eschborn 2016}) 14... Bf5 15. a3 Qd7 16. Ne4 Nxe4 17. dxe4 Be6 18. Qd3 Rad8 19. Bc1 f6 20. Bd2 Qf7 21. Rac1 Kh8 22. Kh1 Qe7 23. Ra1 b6 24. f4 exf4 25. gxf4 Rc8 26. Bf3 Red8 27. Rg1 Qf7 28. Rac1 Bf8 (28... g5 $5 {[%cal Rg5f4]}) 29. Be2 Nb8 $1 30. f5 (30. Nxd4 $2 Nc6 $19) 30... Bd7 31. Na7 Rc7 32. Nb5 Bxb5 33. cxb5 Bxa3 34. Bh5 $2 {[%mdl 8192]} (34. Rcd1 $17) 34... Qe7 $2 (34... Qxh5 $19 35. Rxc7 Bd6 $1 {[%mdl 576] Double Attack}) 35. Rxc7 $17 Qxc7 36. Bg6 (36. Rd1 $17) 36... Bf8 ({Stronger than} 36... hxg6 37. Qh3+ Kg8 38. fxg6 $11) (36... Nd7 $1 $19 {is more deadly.} 37. Qh3 Nf8) 37. Qh3 {[%csl Gg6][%cal Rh3h7]} h6 38. Rc1 (38. Qg2 $17) 38... Qe5 {[%mdl 64] Double Attack} 39. Qg2 {intending Bf7.} Nd7 $2 ({Weaker is} 39... Qxb5 40. Bf7 $11) (39... Bb4 $19 {Strongly threatening ...Bxd2.} 40. Bxb4 axb4) 40. Bf7 $11 {Bxh6! is the strong threat.} Nc5 ({Avoid the trap} 40... Qxb5 $2 41. Bxh6 $1 {[%mdl 512]} Qd3 42. Rg1 $18) 41. Re1 (41. Bd5 $11) 41... Bd6 (41... Qc7 $1 $17 {[%cal Rc7f7]} 42. Bc4 Bd6) 42. Bd5 $1 $15 Nd3 (42... Re8 $15) 43. Rg1 $11 {[%csl Gg1][%cal Rg2g7]} Rd7 44. Bc6 (44. Rf1 $1 $11) 44... Rc7 $36 {[%mdl 2048] Black is really pushing.} 45. Rf1 Nb4 46. Bxb4 Bxb4 47. Qf3 Bd6 {[%csl Gd6][%cal Re5h2]} 48. Rf2 Qc5 49. Kg2 Qc1 50. Qd3 Be5 51. Rd2 Ra7 52. Qc2 Qe1 {Hoping for ...Qh4.} 53. Re2 $2 {[%mdl 8192]} (53. Rf2 $17) 53... Qh4 $19 54. Kh1 {[#]} Qh3 $1 55. Qd1 $2 (55. Re1 $19) 55... Qf3+ {Accuracy: White = 25%, Black = 38%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.2"]
[White "Valerga, Diego"]
[Black "Dolezal, Cristian"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2418"]
[BlackElo "2414"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 20,117,43,37,29,33,47,41,53,55,73,66,77,61,78,77,131,119,130,93,97,90,91,88,88,92,111,97,92,100,96,88,112,112,112,114,95,97,163,159,159,163,141,141,265,264,270,271,433,403,407,389,640,644,645,618,1869,1875,1806,1766,1082,822,1293,1281,1236,1303,1303,1303,1298,1291,1290,1290,1281,1281,1281,1262,1281,1185,1216,753,1271,1271,1230,1007,970,875,29976,29977,29978,29979,29979,29980,29982,29981,29983,29984,29986,29984,29988,29986]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. e4 Bg7 8. h3 O-O 9. Bd3 b5 10. O-O a6 11. Re1 Nbd7 {A70: Modern Benoni: 6 e4 g6 7 Nf3} (11... Re8 12. Bf4 Qb6 13. a3 Nbd7 14. Qd2 Bb7 15. b4 Rac8 16. Rac1 Nh5 17. Be3 Qd8 18. Ne2 f5 19. exf5 Bxd5 {1-0 (43) Karpov,A (2623)-Hou,Y (2654) Harbin 2018}) 12. Bf4 Qb6 13. a4 {[%cal Ra4b5]} b4 $146 {White is slightly better.} ({Predecessor:} 13... c4 14. Bf1 Bb7 15. b4 Ng4 16. Qd2 Bxc3 17. Qxc3 Qxf2+ 18. Kh1 Nge5 19. Re2 {½-½ (59) Nikolov,S (2429)-Enchev,I (2431) Bankia 2011}) 14. a5 Qc7 15. Na4 Ne8 16. Be3 Rb8 17. Qe2 Qb7 (17... Qd8 $142) 18. Bf4 $16 f6 19. h4 Rf7 20. Bg3 Bf8 21. h5 g5 22. Nd2 Nc7 23. Nb6 Ne5 24. Bxe5 fxe5 25. Nf1 Bd7 26. Nxd7 Rxd7 27. Qg4 Rg7 28. Ne3 h6 (28... Qc8 $16) 29. Nf5 Rf7 30. f4 $36 {[%mdl 2048] White is on the roll.} exf4 31. e5 dxe5 ({Much worse is} 31... Qxd5 $6 32. Qe2 $11) (31... Ne8 $16 {is a better defense.}) 32. d6 $18 Ne8 33. Rxe5 Nxd6 (33... Kh8 $142 34. Rae1 Nf6) 34. Nxd6 Bxd6 35. Re6 $1 {[%csl LRd6,LRh6]} Qd5 $2 {[#]} (35... Bf8 36. Bc4 Qc8) 36. Rd1 $1 {Black must now prevent Bg6!} Qd4+ 37. Kh1 {aiming for Bg6!} Bf8 {If only Black now had time for ...Rd8....} 38. Be4 {Played: Bd3-g6} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.3"]
[White "Flores, Diego"]
[Black "Bitelmajer, Martin"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2469"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 10,95,7,2,6,6,0,-4,10,10,10,8,7,11,12,8,8,-5,-3,-14,0,0,0,-16,-10,0,7,-5,26,29,38,-31,0,0,0,-16,0,-28,-38,-60,-75,-47,0,-30,-35,-61,-53,-66,129,124,126,111,129,99,113,27,122,75,85,80,65,76,100,96,65,0,20,21,23,15,141,140,126,139,140,133,136,127,128,120,209,208,1747,798,29983,29983,2250,215]} 1. c4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Rb1 e6 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} (6... Bd7 7. e3 a6 8. Nge2 Rb8 9. b3 h5 10. h3 b5 11. Bb2 b4 12. Ne4 Bxb2 13. Rxb2 h4 14. d4 hxg3 15. fxg3 {1-0 (41) Alekseev,E (2640)-Nasuta,G (2517) Skopje 2019}) 7. h4 h6 8. Bd2 Nge7 {The position is equal.} 9. a3 $146 ({Predecessor:} 9. Qc1 b6 10. a3 Bb7 11. b4 Qd7 12. Nf3 Nf5 13. O-O Ncd4 14. e4 Nxf3+ 15. Bxf3 {1-0 (50) Zwardon,V (2397)-Strebkovs,A (2340) Karvina 2015}) 9... Rb8 10. b4 b6 11. Nf3 Qd7 12. O-O O-O 13. Qa4 Bb7 14. Rfc1 Rfd8 15. Kh2 f5 16. Bf4 e5 17. Bd2 Ba8 18. Nd5 Kh7 19. e4 Rf8 20. Bc3 ({Better is} 20. Kg1 $14) 20... Rf7 21. h5 g5 22. exf5 Nxf5 23. bxc5 dxc5 24. Re1 g4 25. Nd2 Nd6 26. Ne4 Rbf8 27. Kg1 Nf5 $1 28. Rb2 Qd8 $2 (28... Qe6 $15 {keeps the upper hand.}) 29. Qd1 $36 {[%mdl 2048] White is in control.} Nce7 30. Nxe7 $1 ({But not} 30. Qxg4 $6 Bxd5 31. cxd5 Nxd5 $11) 30... Nxe7 31. Qxg4 Kh8 32. Qe6 (32. Qe2 $16) 32... Nc6 (32... Nf5 $1 $11) 33. Re3 Nd4 34. Bxd4 Qxd4 35. Rbe2 Qa1+ 36. Re1 Qb2 {[%cal Rf7f2]} 37. R1e2 (37. R3e2 $5 {[%cal Re2b2]} Qxa3 38. Qg6 $14) 37... Qa1+ 38. Kh2 Bxe4 39. Rxe4 Rxf2 (39... Rf5 $11 {remains equal.}) 40. Rxf2 Rxf2 41. Qe8+ Rf8 42. Qd7 $1 Qb2 ({Inferior is} 42... Qxa3 43. Rg4 Rg8 44. Rxg7 $1 {[%mdl 512]} Rxg7 45. Qd8+ Kh7 46. Be4+ Rg6 47. hxg6+ Kg7 48. Qe7+ Kg8 49. Qh7+ {[%mdl 64] Double Attack} Kf8 50. Qf7#) 43. Qxa7 Rf5 44. Qa8+ Bf8 (44... Rf8 $16 {was worth a try.} 45. Qb7 Rf5) 45. Qe8 $18 Qxa3 $2 {[#]} (45... Rf6 46. Rxe5 (46. Qxe5 Qxe5 47. Rxe5 Bd6 $16) 46... Qd4) 46. Rg4 (46. Qg6 $142 $1 {[%mdl 512]} Rg5 47. Qf7) 46... Qa7 {[#]} 47. Bd5 $1 Qh7 48. Rg8+ {Accuracy: White = 51%, Black = 51%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.4"]
[White "Acosta, Pablo Ismael"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 15,86,-37,-29,-56,-64,-74,-27,-30,-21,-62,-50,-176,-130,-108,-107,-121,-119,-120,-118,-123,-112,-150,-145,-138,-130,-195,-179,-217,-207,-282,-307,-358,-352,-413,-397,-377,-366,-367,-369,-368,-350,-451,-212,-200,-172,-162,-175,-208,-170,-171,-165,-205,-49,-54,-23,-25,-25,-30,-37,-114,-111,-331,-331,-331,-274,-287,-274,-356,-279,-844,-770,-739,-710]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 dxc4 5. Qa4+ Nbd7 6. Bg2 a6 7. Qxc4 b5 8. Qc2 Bb7 9. Bf4 {E03: Open Catalan: 5 Qa4+ Nbd7 6 Qxc4} (9. O-O c5 10. Nc3 Rc8 11. dxc5 Bxc5 12. a3 O-O 13. Bg5 Qb6 14. Bxf6 Nxf6 15. e3 a5 16. Rfd1 Rc7 17. Qe2 Ba6 18. Bf1 Ra8 19. Nxb5 Nd5 20. a4 Rac8 21. Nfd4 {1-0 (68) Stupak,K (2537)-Melkumyan,H (2661) Skopje 2019}) 9... c5 10. O-O cxd4 11. Bc7 $146 {Black has an edge.} ({Predecessor:} 11. Nbd2 Nd5 12. Nxd4 Rc8 13. Qb1 Qb6 14. Bxd5 Bxd5 15. Be3 Bc5 16. Nc2 O-O 17. b4 Bxe3 18. Nxe3 {½-½ (66) Bollengier,A (2236)-Leconte,M (2206) Nimes 2014}) 11... Qc8 12. Nbd2 Bd5 13. Nb3 ({White should play} 13. a4 $15) 13... Be4 $36 {[%mdl 2048] Black is really pushing.} 14. Qc1 {[#]} Qb7 $1 {And now ...Rc8 would win.} 15. Na5 Qd5 16. Rd1 e5 17. Qd2 Bc5 18. b4 Bd6 19. Bxd6 Qxd6 20. e3 (20. Ne1 $17) 20... d3 $19 21. Qb2 O-O 22. Ne1 Bxg2 23. Nxg2 e4 24. Rac1 Rac8 25. Qd4 Qxd4 26. exd4 Nd5 27. Nc6 Rfe8 28. f3 {If only White now had time for fxe4....} exf3 (28... f5 $142 {aiming for ...Rc7.} 29. a3 Kf7) 29. Nf4 N7b6 {Hoping for ...d2!} 30. Nxd5 Nxd5 31. Rc5 h6 32. a3 {[#]} g5 $1 {...Rxc6! is the strong threat.} 33. h3 Re6 $2 (33... Re2 $19 {( -> ...f2+)} 34. Rxd3 Rg2+ 35. Kf1 Rxg3) 34. Rxd5 $15 Rcxc6 {[%mdl 4096] Endgame KRR-KRR} 35. Rc5 $1 Rcd6 36. Rxd3 Re2 {Threatens to win with ...Rg2+.} 37. Rxf3 (37. d5 $15) 37... Rxd4 $17 {Strongly threatening ...Rd1+.} 38. Rcf5 $2 (38. Kf1 $17 Red2 39. Rcc3) 38... Rd1+ $19 39. Rf1 Rxf1+ 40. Kxf1 Re3 41. Rf6 Rxg3 42. Rxa6 $2 (42. Rxh6 Rxa3 43. h4) 42... Rxh3 43. Kg2 g4 {Accuracy: White = 37%, Black = 72%.} 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.5"]
[White "Scarella, Enrique Alejandro"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2509"]
[Annotator "Igor RC"]
[PlyCount "108"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,18,29,12,29,3,-2,-37,-25,-28,-31,-46,3,-15,-23,-23,-14,-34,-20,-25,-25]} 1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Bb4+ 6. Bd2 a5 7. O-O Nf6 8. Na3 O-O 9. Nc2 Bxd2 10. Nxd2 Bf5 11. a3 Qd6 12. Rb1 Qe6 13. Nf3 Rad8 14. b4 axb4 15. axb4 h6 16. b5 Ne7 17. Re1 Bh3 18. Qd2 Bxg2 19. Kxg2 Nf5 20. Rbd1 e4 21. dxe4 Nxe4 22. Qb4 Qb6 23. c5 Nxc5 24. Nfxd4 Nxd4 25. Nxd4 Ne4 26. Qc4 Rd7 27. e3 Rfd8 28. Qc2 Ng5 29. h4 Nh7 30. Rc1 Nf8 31. Qe4 Ng6 32. h5 Re7 33. Qf5 Re5 34. Qf3 Ne7 35. Qf4 Qd6 36. g4 Nd5 37. Qg3 Rde8 38. Nf5 Qb4 39. Nd4 Qb2 40. Kg1 Qb4 41. Re2 Re4 42. Rec2 Nxe3 43. fxe3 Rxe3 44. Nf3 R8e4 45. Rg2 Rf4 46. Rf1 Qe4 47. Qh4 Rfxf3 48. Rxf3 Qxf3 49. Qd8+ Kh7 50. Qxc7 Rd3 51. Qe5 Rd5 52. Qc7 f5 53. Qc2 Rd1+ 54. Kh2 Qf4+ 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.23"]
[Round "8.6"]
[White "Perez, Maximiliano"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 26,66,4,0,0,0,0,10,0,3,9,0,0,0,-4,-16,-16,-20,10,16,20,0,24,18,27,0,0,0,0,0,0,0,0,0,0,-15,-12,-15,-9,-15,-9,-14,-6]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. c3 Na5 8. Bb5 a6 9. Ba4 b5 10. Bc2 c5 11. Nbd2 Nc6 12. Nf1 Re8 13. h3 h6 14. d4 cxd4 {C90: Closed Ruy Lopez with 7...d6: Early deviations} 15. cxd4 Nxd4 16. Nxd4 exd4 17. Qxd4 Be6 18. Ng3 Rc8 19. Bd3 (19. Bb3 d5 20. exd5 Nxd5 21. Ne4 Qd7 22. Bd2 Qb7 {0-1 (67) Predke,A (2622)-Matlakov,M (2700) St Petersburg 2018}) 19... Nd7 20. Nh5 {[%csl Gh5][%cal Rd4g7] [#]} Bf8 21. Nf4 Bc4 $146 ({Predecessor:} 21... Ne5 22. Nxe6 Rxe6 {0-1 (39) Savic,M (2537)-Lekic,D (2417) Obrenovac 2013}) 22. b3 Bxd3 23. Nxd3 d5 24. e5 Nc5 25. Nf4 Ne6 {The position is equal.} 26. Nxe6 Rxe6 27. Bf4 Bc5 28. Qd3 d4 29. Rac1 Rec6 30. Re4 Bb6 31. Rxc6 Rxc6 32. Bd2 Qd5 33. Re1 a5 {Accuracy: White = 71%, Black = 68%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.1"]
[White "Krysa, Leandro"]
[Black "Aguilar, Andres"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2319"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 19,109,29,54,50,81,76,76,73,64,64,71,46,95,66,75,67,105,45,72,60,93,58,67,53,50,58,54,54,152,55,55,55,55,49,51,47,54,45,49,45,63,25,33,20,27,18,17,18,27,9,9,10,10,10,10,10,10,0,48,49,150,141,67,8,15,18,232,235,152,228,729,672,727,740,720,663,452,420,742,685,1181,1268,29984,29985,29989,29990,29991,29992,29992,29991,29991,29992]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Qc2 e5 8. Rd1 Re8 9. Nc3 c6 10. e4 Qb6 11. h3 {E68: King's Indian: Fianchetto: 6...Nbd7 7 0-0 e5 8 e4} exd4 12. Nxd4 a5 13. Be3 {And now Ne6! would win.White is better.} Qc7 14. Rd2 Nc5 15. Rad1 {[#]} Qe7 $146 {[%cal Rf6e4]} ({Predecessor:} 15... a4 16. Nde2 Bf8 17. Kh2 Be6 18. b4 axb3 19. axb3 Ra3 {1-0 (35) Metlyakhin,D (2617)-Moskvin,V (2691) Internet 2006}) 16. f3 Bf8 17. Nde2 Qc7 18. Kh2 (18. b3 $16) 18... Be6 19. b3 Rad8 20. Bd4 Nh5 21. f4 f5 22. exf5 Bxf5 23. Qb2 {Black must now prevent g4.} Ne4 {[#]} ({Better is} 23... Ng7 $14) 24. Nxe4 (24. g4 $1 $16 {Nxe4 is the strong threat.} Nxd2 25. Qxd2 (25. gxf5 d5 $16)) 24... Bxe4 $14 25. Bxe4 Rxe4 26. Nc3 Re6 27. Re2 Rde8 28. Rde1 Rxe2+ 29. Rxe2 Qf7 30. Kg2 Rxe2+ 31. Qxe2 Bg7 32. Qe3 Bxd4 33. Qxd4 Qf6 34. Qxf6 (34. Qe3 {seems wilder.} Kf8 35. Ne4 Qb2+ 36. Kf3 Qa1 37. Qd3) 34... Nxf6 $11 {[%mdl 4096] Endgame KN-KN} 35. Kf3 Kf7 36. g4 Ke6 37. Ke3 h5 38. g5 Nd7 39. Ne2 Nc5 ({Black should try} 39... Kf7 $14) 40. h4 Kf7 41. f5 (41. Ng3 $14) 41... gxf5 42. Nf4 a4 $2 (42... Ne6 $1 $11 {and Black stays safe.}) 43. bxa4 $18 ({Much less strong is} 43. Nxh5 $6 axb3 44. axb3 Nxb3 $16) 43... Nxa4 44. Nxh5 Nc3 $2 (44... Nb2 45. Kd4 c5+ 46. Kc3 Nd1+ 47. Kb3 Nf2) 45. Kf4 d5 46. cxd5 Nxd5+ 47. Kxf5 Ne3+ {[#]} 48. Kf4 $1 {[%cal Rf4e3]} Nd5+ (48... Ng2+ $142 49. Kg3 Ne3) 49. Ke5 b5 50. Nf4 Nb4 51. h5 {White mates.} Nxa2 52. h6 Nc3 53. g6+ Kg8 54. Nh5 Nd5 55. Nf6+ {Accuracy: White = 55%, Black = 44%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.2"]
[White "Tristan, Leonardo"]
[Black "Perez, Maximiliano"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2429"]
[Annotator "ChessBase"]
[PlyCount "61"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d3 Nf6 6. d4 d5 7. Bd3 Bd6 8. Qe2+ Qe7 9. Qxe7+ Kxe7 10. O-O h6 11. Re1+ Be6 12. Nh4 Kd8 13. Nf5 Bxf5 14. Bxf5 Nc6 15. c3 Re8 16. Rxe8+ Kxe8 17. Be3 Ne7 18. Bh3 Nh7 19. g3 Ng5 20. Bxg5 hxg5 21. Nd2 c6 22. Re1 Kd8 23. Nf3 f6 24. Bf1 Kd7 25. Bd3 Re8 26. Kg2 Ng8 27. Bf5+ Kd8 28. Rxe8+ Kxe8 29. Bg6+ Kd7 30. Bf5+ Ke8 31. Bg6+ 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.3"]
[White "Pichot, Alan"]
[Black "Scarella, Enrique Alejandro"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2600"]
[BlackElo "2302"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 24,150,48,46,44,58,84,88,85,91,75,78,79,79,79,80,75,73,77,80,93,89,102,79,85,75,82,84,87,81,91,86,244,238,262,262,262,262,279,279,280,135,143,105,153,104,133,131,201,201,201,197,197,195,260,251,243,204,323,296,310,283,422,422,422,419,511,365,407,397,699,556,695,655,1356,1445,1287,875,1154,1044,937,950,750,47,47,47,47,47,47,40,49,8,47,47,47,47,47,14,47,47,47,14,47,47,47,47,47,8,14,8,14,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Nf6 6. Nc3 d6 7. f3 Nxd4 8. Qxd4 Bg7 9. Be3 O-O 10. Qd2 Be6 11. Rc1 Qa5 12. Nd5 Qxd2+ 13. Kxd2 Bxd5 {B36: Sicilian: Maroczy Bind: Gurgenidze System} 14. cxd5 Rac8 (14... Rfc8 15. Be2 a6 16. b4 Nd7 17. a4 Kf8 18. a5 Ke8 19. f4 Bb2 20. Rxc8+ Rxc8 21. Rb1 {½-½ (48) Stocek,J (2581)-Papp,G (2598) Germany 2018}) 15. Rxc8 Rxc8 {White is better.} 16. g3 ({But not} 16. Bxa7 Ra8 $11) 16... b6 17. Bb5 Kf8 18. b4 $146 ({Predecessor:} 18. a4 Ne8 19. Rc1 Rxc1 20. Kxc1 Nc7 21. Bc6 {1-0 (50) Buksa,N (2344)-Ehab,T (1750) Khanty-Mansiysk 2017}) 18... e6 19. Bc6 Ke7 20. Rc1 Nd7 21. f4 Nb8 22. a4 f5 23. exf5 gxf5 24. Kd3 Na6 25. Rc4 Rc7 26. Bd2 Bf6 27. h3 e5 $2 {[#]} (27... h5 $16) 28. g4 $1 $18 fxg4 29. hxg4 exf4 30. Bxf4 ({Not} 30. Rxf4 Nb8 $16) 30... Be5 31. Bg5+ Kf8 32. Ba8 (32. Bb5 $18 {is more deadly.} Rxc4 33. Kxc4) 32... Rf7 $16 33. Bh6+ Bg7 34. Rc8+ Ke7 35. Bg5+ Bf6 (35... Kd7 $16 36. Rc4 Rf3+ 37. Ke2 Rb3) 36. Bd2 $18 {Threatens to win with Bb7.} Rf8 37. Rxf8 Kxf8 {[%mdl 4096] Endgame KBB-KBN} 38. Bb7 Nc7 (38... Nb8 $142 39. Bc8 Ke7) 39. Kc4 Bh4 40. Bf4 Be7 (40... Ke7 $142 41. Bc8 Ne8) 41. Be3 Bd8 42. Bc6 Kf7 (42... Na6 {might work better.} 43. Bd7 Nc7) 43. a5 bxa5 44. b5 a4 45. Kb4 a3 46. Kxa3 Kf6 $2 (46... Ne8 47. Bxa7 Nf6) 47. Bf4 Be7 48. Ka4 Kg6 49. Be3 Bd8 50. Kb3 Kf6 51. Kc4 Ke5 52. Bxa7 Kf4 53. Bd7 $2 ({White should try} 53. Bg1 $18) 53... Na8 $14 54. Be6 Nb6+ 55. Kb4 Ke5 56. Bg8 Nxd5+ 57. Kc4 (57. Ka3 {seems wilder.} Nf6 58. Bb3 Nd7 59. Bg1 d5 60. Kb4) 57... Nb6+ (57... Bb6 {looks sharper.} 58. Bxb6 Nxb6+ 59. Kb4 h6 60. Ka5 Nd7) 58. Bxb6 Bxb6 59. Bxh7 {KB-KB} d5+ 60. Kd3 Kf4 61. Bf5 Ke5 62. Ke2 Kf4 63. Bc8 Bc5 64. Kf1 Bb6 65. Kg2 Bc7 {The position is equal.} 66. Be6 Bb6 67. Kh3 d4 68. Kh4 d3 69. Kh5 d2 (69... Ke5 {feels hotter.} 70. Bf5 d2 71. Bc2 Bd4 72. g5 Kd5) 70. Bb3 {[#] g5 is the strong threat.} Bd8 71. Bd1 Ke5 72. Kg6 Kd6 73. Kf7 Kc5 74. Be2 d1=Q 75. Bxd1 {Hoping for Be2.} Kxb5 {Accuracy: White = 66%, Black = 54%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.4"]
[White "Bitelmajer, Martin"]
[Black "Acosta, Pablo Ismael"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2469"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 14,115,14,28,13,12,26,22,38,35,39,35,49,43,44,42,52,42,62,65,78,67,68,67,63,58,58,28,19,12,47,47,47,45,45,36,41,33,25,8,8,0,7,0,0,0,0,0,0,0,0,0,0,0,8,8,8,9,7,51,66,66,64,0,0,0,0,-29,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. b3 dxc4 8. bxc4 c5 {D78: Fianchetto Grünfeld: 6 0-0 c6} 9. Bb2 (9. Na3 Bf5 10. Bb2 cxd4 11. Nxd4 Be4 12. f3 Bc6 13. e4 Qb6 14. Qb3 Nxe4 15. Rad1 Nc5 16. Qxb6 axb6 {½-½ (43) Ding,L (2805)-Grischuk,A (2775) Stavanger 2019}) 9... Qb6 10. Qb3 Rd8 11. d5 e6 12. dxe6 Bxe6 13. Ng5 Nc6 14. Nxe6 fxe6 15. Na3 $146 ({Predecessor:} 15. Bxc6 Qxc6 16. f3 Rd7 17. Nc3 Rad8 18. Rad1 b6 19. Rxd7 Rxd7 20. Rd1 {½-½ (20) Sisak,R (1926)-Dreisch,J (2031) ICCF email 2017}) 15... Qxb3 16. axb3 Na5 17. Rab1 Rd7 18. Bc3 Nc6 19. Bxc6 bxc6 20. f3 a5 21. Nc2 a4 22. Ra1 Rda7 23. bxa4 Rxa4 24. Rfb1 Ne8 25. Bxg7 Nxg7 26. g4 e5 27. Rxa4 Rxa4 $11 {[%mdl 4096] Endgame KRN-KRN} 28. Rb8+ Kf7 29. Ne1 Ne6 30. Nd3 Kf6 31. Rc8 Nd4 32. Nxc5 Rxc4 33. Ne4+ Ke7 34. Rc7+ Ke6 35. Kf2 Rc2 36. Ng3 c5 37. Rxh7 c4 38. Ke3 (38. h4 $1 $14) 38... c3 39. Rc7 Rc1 {[#] ...c2 is the strong threat.} 40. f4 c2 {And now ...Ra1 would win.} (40... Kd6 $5 {[%cal Rd6c7]} 41. Rc8 Nc6 $17) 41. fxe5 {The position is equal.} Rd1 {aiming for ...Kd5.} 42. Ne4 {With the idea Nc5+.} c1=Q+ 43. Rxc1 Rxc1 44. Kxd4 {KR-KN} Rd1+ 45. Ke3 Kxe5 46. Ng5 $1 Ra1 {next ...Ra3+ is good for Black.} 47. Nf3+ Kf6 48. Kf4 Ra2 49. e4 g5+ 50. Nxg5 Rxh2 51. Nf3 Re2 52. e5+ Kg6 53. Nh4+ Kf7 54. Nf3 Rf2 55. Kg3 Re2 56. Kf4 Rf2 57. Kg3 Re2 58. Kf4 {Accuracy: White = 76%, Black = 78%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.5"]
[White "Dolezal, Cristian"]
[Black "Flores, Diego"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2414"]
[BlackElo "2602"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 11,57,7,4,6,0,-14,-17,-14,-14,-21,-16,-14,-11,-20,-8,-29,-29,-37,-32,-43,-23,-27,-29,-11,8,9,85,-31,9,15,6,-246,67,58,51,43,41,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb5 Nf6 6. Be3 Qd8 7. N1c3 {Threatening Nd5. B32: Sicilian: Löwenthal and Kalashnikov Variations} a6 8. Na3 (8. Nd4 e6 9. Bd3 h5 10. h3 Qc7 11. O-O Nxd4 12. Bxd4 Bc5 13. Be2 d6 14. Qd2 Bxd4 15. Qxd4 e5 16. Qd2 Be6 17. Qg5 Ke7 18. Rad1 Rh6 19. Rd3 Rg6 20. Qd2 h4 21. Kh1 Rh8 22. Rd1 Qc5 23. Bf3 Rd8 24. Qe1 {½-½ (24) Kobalia,M (2646)-Motylev,A (2652) Cheboksary 2016}) 8... e6 9. Nc4 {[#] Bb6 is the strong threat.} b5 10. Nb6 Rb8 11. Nxc8 Rxc8 12. Bd3 $146 ({Predecessor:} 12. a3 Be7 13. Be2 O-O 14. O-O Ne5 {1-0 (57) Maduagwuna,E (2071)-Kigigha,B (2208) Lagos 2013}) 12... Qc7 13. f4 d5 14. exd5 exd5 15. Bd2 Bc5 {White must now prevent ...0-0.} 16. Qe2+ Kf8 {Threatens to win with ...Re8.} 17. O-O-O Nd4 18. Qe5 Qd7 (18... Qc6 $11 19. Rhe1 h5) 19. Rde1 (19. Be3 $16 Ng4 20. Qxd5 Qxd5 21. Nxd5 Nxe3 22. Nxe3) 19... b4 {Strongly threatening ...Re8.} 20. Ne2 Ng4 $132 {[%mdl 2048] Black has counterplay} 21. Qxd4 $4 {[%mdl 8192]} (21. Qh5 $1 $11 {and White has nothing to worry.} Nf2 22. Kb1 (22. Bxa6 Qa4 $17)) 21... a5 $2 ({Black should play} 21... Bxd4 $19 22. Nxd4 Qd6) 22. Bb5 $1 $14 {[%cal Rb5d7]} Qxb5 23. Qxd5 {Hoping for Qf5.} Ne3 24. Nd4 Bxd4 $1 {The position is equal.} 25. Qxb5 Rxc2+ {[%mdl 64] [#] Double Attack} 26. Kb1 Rxb2+ 27. Kc1 Rc2+ 28. Kb1 Rb2+ 29. Kc1 {Accuracy: White = 33%, Black = 36%.} 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.24"]
[Round "9.6"]
[White "Peralta, Fernando"]
[Black "Valerga, Diego"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2566"]
[BlackElo "2418"]
[Annotator "Igor"]
[PlyCount "47"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,21,30,18,18,-16,-17,-9,81,43,37,37,26,3,2,2,-4,2,9,2,3,-33,-15,-32]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. cxd5 exd5 5. Nf3 Nc6 6. Be3 c4 7. g3 Bb4 8. Bg2 Nge7 9. O-O O-O 10. Bd2 Bf5 11. a3 Bxc3 12. bxc3 Be4 13. a4 Na5 14. Ra2 Nb3 15. Bg5 f6 16. Bc1 Re8 17. Re1 Qa5 18. Bb2 Nc6 19. Ra3 Qb6 20. Ra2 Qa5 21. Ra3 Qb6 22. Ba1 Qa5 23. Bb2 Qb6 24. Ra2 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.1"]
[White "Aguilar, Andres"]
[Black "Valerga, Diego"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2319"]
[BlackElo "2418"]
[Annotator "Igor"]
[PlyCount "96"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,18,16,-11,34,23,25,-12,16,-6,13,16,16,4,25,26,-9,-14,-14,-6,7]} 1. c4 c6 2. Nf3 d5 3. g3 g6 4. Bg2 Bg7 5. d4 Nf6 6. O-O dxc4 7. Na3 b5 8. Ne5 Nd5 9. Nc2 Bb7 10. e4 Nb6 11. f4 N8d7 12. Nf3 O-O 13. Be3 e6 14. Qe2 Qe7 15. Rad1 Rad8 16. Qf2 f5 17. exf5 exf5 18. Ne5 Nd5 19. Bd2 N7f6 20. Ba5 Rde8 21. a3 Ne4 22. Bxe4 fxe4 23. Bb4 Nxb4 24. axb4 g5 25. Ra1 a6 26. Ra3 Bc8 27. Qe1 Bxe5 28. dxe5 c5 29. bxc5 Qxc5+ 30. Qe3 Qxe3+ 31. Nxe3 Bh3 32. Rd1 gxf4 33. gxf4 Kh8 34. Nd5 Rg8+ 35. Rg3 Rxg3+ 36. hxg3 Rd8 37. Ne3 Rxd1+ 38. Nxd1 b4 39. Ne3 Be6 40. Nc2 a5 41. Kf2 c3 42. bxc3 bxc3 43. f5 Bxf5 44. Ke3 a4 45. Na3 Kg7 46. Kd4 e3 47. Kxe3 c2 48. Kd2 Bd3 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.2"]
[White "Flores, Diego"]
[Black "Peralta, Fernando"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2602"]
[BlackElo "2566"]
[Annotator "Igor"]
[PlyCount "73"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,23,27,-39,-11,-16,-8,-14,-4,-11,4,-13,9,-27,-20,-83,-39,-20,-20,-20,-33,-34,-20,-57,-41,-41]} 1. c4 e6 2. Nf3 d5 3. d4 Nf6 4. Nc3 Bb4 5. cxd5 exd5 6. Qa4+ Nc6 7. Bg5 h6 8. Bxf6 Qxf6 9. e3 O-O 10. Be2 a6 11. a3 Bxc3+ 12. bxc3 Bf5 13. O-O b5 14. Qb3 Qd6 15. Nd2 Na5 16. Qb4 Nc4 17. Nxc4 bxc4 18. Qxd6 cxd6 19. Bf3 Be6 20. Rfb1 Rab8 21. g4 Rb3 22. Rxb3 cxb3 23. Rb1 Rb8 24. Rb2 a5 25. a4 Bd7 26. Bxd5 Bxa4 27. f3 Kf8 28. Kf2 Rc8 29. c4 Rb8 30. c5 dxc5 31. dxc5 Rc8 32. c6 Bxc6 33. Bxc6 Rxc6 34. Rxb3 Ra6 35. Ke2 a4 36. Ra3 g5 37. Kd3 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.3"]
[White "Acosta, Pablo Ismael"]
[Black "Dolezal, Cristian"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2445"]
[BlackElo "2414"]
[Annotator "Igor"]
[PlyCount "79"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,18,34,10,28,20,47,54,67,42,34,38,42,40,24,26,11,3,27,7,32]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. e3 Bg7 5. h3 O-O 6. Be2 b6 7. O-O Bb7 8. a4 a6 9. Nbd2 Ne4 10. Nxe4 Bxe4 11. a5 b5 12. c4 c5 13. dxc5 dxc5 14. cxb5 axb5 15. Qb3 Rxa5 16. Rad1 Qb6 17. Ng5 Ra4 18. Qxb5 Qxb5 19. Bxb5 Rb4 20. Nxe4 Rxb5 21. Rd5 Nc6 22. b3 Rxb3 23. Rxc5 Nd8 24. Rc7 e5 25. Bg5 Ne6 26. Nc5 Nxc7 27. Nxb3 Ne6 28. Bh4 Rb8 29. Nd2 Rb4 30. g4 g5 31. Bg3 f6 32. Ra1 Bf8 33. Ra7 Nc5 34. Kg2 Ra4 35. Rxa4 Nxa4 36. h4 gxh4 37. Bxh4 Kf7 38. Ne4 Be7 39. Ng3 Nc3 40. Nf5 1/2-1/2

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.4"]
[White "Scarella, Enrique Alejandro"]
[Black "Bitelmajer, Martin"]
[Result "0-1"]
[ECO "A00"]
[WhiteElo "2302"]
[BlackElo "2469"]
[Annotator "Igor"]
[PlyCount "155"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,30,34,9,20,13,33,18,14,-10,11,8,8,0,9,19,32,16,16,19,19,32,33,18,18,8,15,14,53,53,57,60,90]} 1. d4 Nf6 2. Nf3 e6 3. g3 c5 4. Bg2 cxd4 5. O-O d5 6. Nxd4 e5 7. Nb3 Nc6 8. Bg5 Be6 9. Nc3 d4 10. Ne4 Be7 11. Bxf6 gxf6 12. c3 dxc3 13. Nxc3 Qxd1 14. Rfxd1 O-O 15. Nd5 Bd8 16. Nc5 Bc8 17. Ne4 Kg7 18. Nd6 Bg4 19. Bf3 Bxf3 20. exf3 Nd4 21. f4 Rb8 22. Kg2 b5 23. Rac1 Bb6 24. Ne4 Bd8 25. Nc5 Re8 26. Nd7 Ra8 27. Re1 e4 28. Red1 Nf3 29. Nc3 a6 30. Nxe4 Nh4+ 31. gxh4 Rxe4 32. Kf3 Rc4 33. Rg1+ Kh8 34. Rce1 Bc7 35. Re4 f5 36. Re7 Rxf4+ 37. Ke2 Rxh4 38. Rxf7 Re8+ 39. Kd3 Rh3+ 40. Kc2 Rxh2 41. Rxf5 Re2+ 42. Kd3 Rhxf2 43. Nf6 Rd2+ 44. Ke4 Rde2+ 45. Kd3 Rg2 46. Rg5 Re3+ 47. Kxe3 Rxg1 48. Rh5 Rg7 49. Kd4 Bb6+ 50. Kd5 Bd8 51. Ne4 Rg6 52. Nc5 Be7 53. Ne6 Rg2 54. Kc6 Rxb2 55. Kd7 Bb4 56. Rh4 a5 57. Kc6 Rxa2 58. Kxb5 Re2 59. Rh6 Rg2 60. Rh5 Kg8 61. Rd5 h6 62. Rd7 Rg4 63. Nd4 Rg5+ 64. Kc4 h5 65. Nf3 Rf5 66. Nd4 Rc5+ 67. Kd3 h4 68. Ke4 Rh5 69. Nf3 h3 70. Rd1 h2 71. Rh1 Bd6 72. Ne1 a4 73. Kf3 a3 74. Nc2 a2 75. Kg2 Rb5 76. Na1 Rb1 77. Nc2 Rb2 78. Rc1 0-1

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.5"]
[White "Perez, Maximiliano"]
[Black "Pichot, Alan"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2429"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]

{[%evp 19,108,15,14,-7,25,23,85,31,45,25,88,83,96,58,58,59,57,54,59,54,77,77,178,156,255,263,258,165,258,83,88,87,96,11,45,8,101,41,245,214,226,208,193,206,214,211,206,207,200,199,197,197,262,253,285,280,289,288,284,269,295,265,277,277,437,288,288,288,288,288,285,273,263,272,383,378,1251,1177,29963,29966,5177,1709,29964,29967,29968,29958,29977,29978,29979,29979,29979]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. Qd2 h6 8. Bxf6 Qxf6 9. O-O-O Nc6 10. Nxc6 bxc6 11. f4 {B66: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 h6} (11. h4 Qd8 12. Bc4 Be7 13. Bb3 Bb7 14. f4 Qc7 15. f5 exf5 16. Rdf1 O-O 17. exf5 {½-½ (17) Winckelmann,T (2584)-Karacsony,Z (2585) ICCF email 2010}) 11... Be7 12. h4 Rb8 $146 (12... h5 $11) ({Predecessor:} 12... e5 13. f5 h5 14. Kb1 Rb8 15. Bc4 Qh6 16. Qf2 O-O 17. Be2 Bd8 18. Qf3 Ba5 {1-0 (34) Grau Ribas,J (2331)-Thomsen,K (2366) ICCF email 2001}) 13. g3 (13. g4 $16) 13... O-O $14 14. g4 e5 (14... g6 $1 $11) 15. f5 $16 g5 16. hxg5 Qxg5 17. Rxh6 Qxd2+ 18. Rxd2 {f6 is the strong threat.} Bg5 19. Rhxd6 Kg7 20. b3 c5 {[#]} (20... Bb7 $16) 21. Na4 $1 $18 (21. Bxa6 $2 Bxa6 22. Rxa6 Rbd8 $19) 21... Bb7 (21... a5 $16 22. Nxc5 f6) 22. Nxc5 Ba8 23. Kd1 (23. Nxa6 Rbd8 $16) 23... Rh8 (23... Bxd2 {was worth a try.} 24. Kxd2 (24. Rxd2 Rbc8 $16) 24... Rfd8 25. Rxd8 Rxd8+ 26. Bd3 a5) 24. f6+ $2 (24. Bxa6 $6 Rh1+ 25. Ke2 Rh2+ 26. Ke1 Rh1+ 27. Ke2 Rh2+ 28. Ke1 Rh1+ 29. Ke2 $16) (24. Nxa6 Rbc8 $14) (24. Rxa6 $18 {and White stays clearly on top. Strongly threatening Rd7.} Bxd2 25. Kxd2) 24... Kg6 $16 25. R2d3 (25. Rxa6 $6 Rh1 $11) 25... Rh1 {[#]} 26. Rf3 ({White should play} 26. Ke2 $1 $16) 26... a5 (26... Rc8 $5 {[%cal Rc8c5]} 27. Rxa6 Rd8+ 28. Rd3 (28. Ke1 $2 Bh4+ 29. Rf2 Rh2 $19 {[%mdl 64] Pin}) 28... Rc8 $11) 27. a3 {next Rf5 is good for White.} Rbh8 (27... Rc8 $1 $11 {remains equal.} 28. b4 axb4 29. axb4 Rxc5 {[%mdl 64] Remove Defender} 30. bxc5 Bxe4) 28. Ke2 (28. Ke1 $16) 28... Rg1 $2 (28... Rc8 $1 $14 29. b4 axb4 30. axb4 Bc6) 29. Nd3 Re8 30. Rf5 Bxe4 31. Nxe5+ Rxe5 32. Rxe5 Bf4 33. Rxe4 Bxd6 $18 {[%mdl 4096] Endgame KRB-KRB} 34. Ra4 Bc7 35. Rc4 Bd6 (35... Bd8 $142 36. b4 Kxf6) 36. b4 Rg3 37. c3 ({Don't take} 37. bxa5 Rxa3 38. Rc6 Be5 $18) 37... axb4 38. axb4 Be5 39. Kd2 Kxf6 40. Be2 Ke6 41. b5 Kd5 (41... Rg1 $142 42. Rc6+ Ke7) 42. Rc8 Bf4+ 43. Kc2 Rg2 44. c4+ Kd4 45. Rd8+ Ke4 46. Re8+ Be5 (46... Kd4 $142 47. b6 Kc5) 47. Kd2 Rg3 $2 (47... Rh2 48. Re7 Kd4 49. Rd7+ Ke4) 48. c5 Rb3 49. c6 Rb2+ 50. Kc1 {Intending Rxe5+ and mate.} Rb3 {[#]} 51. Rxe5+ $1 {White mates.} Kxe5 52. Kc2 Ra3 53. c7 Ra8 54. b6 Kd6 {Accuracy: White = 66%, Black = 29%.} 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.25"]
[Round "10.6"]
[White "Krysa, Leandro"]
[Black "Tristan, Leonardo"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2519"]
[BlackElo "2509"]
[Annotator "Igor"]
[PlyCount "77"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,25,29,22,28,-4,-4,-11,-3,6,21,9,2,7,4,-43,-13,-59,-25,-13,-1,11,16,-29,43,17,54,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 h6 7. Bh4 O-O 8. Qc2 c5 9. dxc5 g5 10. Bg3 Ne4 11. e3 Qa5 12. Bd3 Nd7 13. Bd6 Nxc3 14. O-O Re8 15. a3 Bxc5 16. b4 Qa4 17. bxc5 Qxc2 18. Bxc2 b6 19. cxb6 Nxb6 20. Nd4 Ne4 21. Bc7 Nc4 22. Ba4 Ba6 23. Bxe8 Rxe8 24. Rfb1 Kg7 25. Bb8 Re7 26. Rb4 Kg6 27. a4 h5 28. Nb5 Na5 29. Nxa7 f6 30. Rb6 Bd3 31. Nc6 Nxc6 32. Rxc6 Kf5 33. a5 Re8 34. Bc7 Bb5 35. Rb6 Nc3 36. a6 Ne2+ 37. Kh1 Bc4 38. a7 d4 39. Rb8 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.26"]
[Round "11.1"]
[White "Tristan, Leonardo"]
[Black "Aguilar, Andres"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2509"]
[BlackElo "2319"]
[Annotator "Igor"]
[PlyCount "77"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,12,26,20,34,-11,57,42,37,42,34,34,34,32,70]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Nf3 Na6 7. Be3 c6 8. Nd2 e5 9. d5 Ne8 10. h4 f5 11. f3 f4 12. Bf2 c5 13. h5 g5 14. h6 Bf6 15. a3 Be7 16. b4 b6 17. Qb3 Rf6 18. g3 Rg6 19. gxf4 gxf4 20. O-O-O Bg5 21. Rdg1 Qf6 22. Qa4 Kf8 23. Bf1 Rxh6 24. Rxh6 Qxh6 25. Qc6 Rb8 26. Nb5 Qg7 27. Nxd6 Nxd6 28. Qxd6+ Qe7 29. bxc5 Qxd6 30. cxd6 h6 31. Nb3 Bd7 32. Kb2 Ba4 33. Bh3 Ke8 34. Be6 Rd8 35. Bh4 Rxd6 36. Bxg5 hxg5 37. Rxg5 Bxb3 38. Kxb3 Nc5+ 39. Kc3 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.26"]
[Round "11.2"]
[White "Pichot, Alan"]
[Black "Krysa, Leandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2600"]
[BlackElo "2519"]
[Annotator "Igor"]
[PlyCount "69"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,21,24,39,36,36,75,47,31,31,31,37,54,54,55,56,56,61,52,46,18,14,14,30]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Nd5 Nxd5 8. exd5 Nb8 9. a4 Be7 10. Be2 O-O 11. O-O Nd7 12. Bd2 a6 13. Na3 a5 14. Nc4 Nc5 15. f4 e4 16. Bc3 Bf6 17. Qd2 e3 18. Qxe3 Bf5 19. Qd2 Re8 20. Bxf6 Qxf6 21. Bf3 Rac8 22. b3 Qg6 23. Rae1 Bxc2 24. Nxd6 Qxd6 25. Qxc2 h6 26. g3 Qb6 27. Kg2 Rxe1 28. Rxe1 Qxb3 29. Qf5 Rf8 30. d6 Nd3 31. Re2 Qc3 32. Bd5 Nb4 33. Bxf7+ Kh8 34. d7 Nc6 35. Re8 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.26"]
[Round "11.3"]
[White "Bitelmajer, Martin"]
[Black "Perez, Maximiliano"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2469"]
[BlackElo "2429"]
[Annotator "Igor"]
[PlyCount "67"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,22,21,31,14,-12,54,23,16,8,9,3,23,23,34,12,22,2,16,16,20,16,11,34,34]} 1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O Nbd7 7. Qc2 e5 8. Rd1 exd4 9. Nxd4 Re8 10. Nc3 a6 11. b3 Rb8 12. Bb2 c6 13. e4 Qe7 14. h3 c5 15. Nde2 b5 16. cxb5 axb5 17. Nf4 b4 18. Ncd5 Qf8 19. Rd2 Bb7 20. Rad1 Nxd5 21. Nxd5 Bxb2 22. Qxb2 Bxd5 23. Rxd5 Re6 24. Qd2 Rb6 25. f3 Qe7 26. h4 Rf6 27. f4 Re6 28. e5 f6 29. Rxd6 Rexd6 30. exd6 Qf8 31. Bd5+ Kg7 32. Be6 Qd8 33. Qd5 Ra6 34. Qb7 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.26"]
[Round "11.4"]
[White "Dolezal, Cristian"]
[Black "Scarella, Enrique Alejandro"]
[Result "1-0"]
[ECO "A00"]
[WhiteElo "2414"]
[BlackElo "2302"]
[Annotator "ChessBase"]
[PlyCount "103"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,21,32,17,99,72,88,88,54,42,42,42,42,50,51,35,33,12,12,6,-2,-9,-1,-2]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. O-O Bg7 8. Nb3 O-O 9. Re1 Be6 10. Bg5 Rc8 11. Qd2 Re8 12. Rad1 Ne5 13. Bb5 Bd7 14. Qe2 Bxb5 15. Qxb5 Qd7 16. Qe2 Nc4 17. Bc1 Qg4 18. f3 Qh5 19. Qf2 a6 20. a4 e6 21. Ne2 Nd7 22. c3 b5 23. Nf4 Qe5 24. Nd3 Qf6 25. axb5 axb5 26. Nd4 Rb8 27. Nc6 Rbc8 28. Ndb4 Bf8 29. Nd4 Nc5 30. Nxb5 Nb3 31. Nd3 Bg7 32. Nxd6 Nxd6 33. e5 Qe7 34. exd6 Qxd6 35. Bf4 Qc6 36. Be5 f6 37. Bf4 Bf8 38. Be3 e5 39. Qc2 Rb8 40. Re2 Rec8 41. Ne1 Bc5 42. Bxc5 Qxc5+ 43. Kh1 Kh8 44. Nd3 Qb6 45. Re4 Nd4 46. Qf2 Qb3 47. Rd2 Nc6 48. Qh4 Kg7 49. Nxe5 fxe5 50. Rd7+ Kg8 51. Qxh7+ Kf8 52. Qg7+ 1-0

[Event "94th ARG-ch Superior 2019"]
[Site "Buenos Aires"]
[Date "2019.09.26"]
[Round "11.6"]
[White "Valerga, Diego"]
[Black "Flores, Diego"]
[Result "1/2-1/2"]
[ECO "A00"]
[WhiteElo "2418"]
[BlackElo "2602"]
[Annotator "Igor"]
[PlyCount "61"]
[EventDate "2019.09.16"]
[EventType "tourn"]
[EventCountry "ARG"]
[TimeControl "40/5400+30:1800+30"]

{[%evp 0,13,32,25,26,-11,10,-19,6,4,26,12,14,3,-4,-7]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4 9. Nd2 Bxc3 10. bxc3 Nxg3 11. fxg3 d6 12. e4 Nd7 13. Bd3 Qf6 14. Nf3 g4 15. Ng1 h5 16. Ne2 Qg5 17. Qd2 Qxd2+ 18. Kxd2 Ke7 19. Raf1 h4 20. Rf4 Rag8 21. Ke3 Rg7 22. gxh4 Rxh4 23. Ng3 Rgh7 24. Be2 Rxh2 25. Rxh2 Rxh2 26. Rxg4 Nf6 27. Rg5 Rh8 28. Bf3 Ba6 29. Be2 Bb7 30. Bf3 Ba6 31. Be2 1/2-1/2

