[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Sasikiran, Krishnan"]
[Black "Ladva, Ottomar"]
[Result "0-1"]
[ECO "C42"]
[WhiteElo "2688"]
[BlackElo "2532"]
[Annotator "TA"]
[PlyCount "128"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,128,17,29,9,36,27,43,18,58,15,39,47,61,58,58,65,55,37,49,54,36,47,37,23,39,43,51,19,38,0,0,0,0,0,-8,-80,-78,-100,0,0,0,0,0,-1,48,36,59,44,64,0,0,-15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,0,0,0,-298,-286,-226,-139,-176,-12,-11,-1,-35,-13,-17,0,-11,0,-23,0,-18,-8,-12845,-12841,-12222,-11771,-11276,-11276,-6103,-6079,-6079,-6070,-1446,-1278,-29973,-29974,-29973,-29972]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Be3 Nc6 8. Qd2 Be6 9. O-O-O {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves} Qd7 10. Kb1 (10. h4 h6 11. c4 Bf6 12. Nd4 Nxd4 13. Bxd4 Qe7 14. Qf4 Bxd4 15. Qxd4 Qf6 16. Qxf6 gxf6 {1-0 (56) Grischuk,A (2761)-Yu,Y (2753) Jiayuguan 2017}) 10... Bf6 11. h3 O-O-O {LiveBook: 7 Games} 12. Ng5 a6 (12... Bf5 {looks sharper.} 13. Bc4 Bg6 14. Bd5 Rhe8 15. f3 h6) 13. Nxe6 fxe6 14. g4 d5 $146 ({Predecessor:} 14... h6 15. f4 e5 16. f5 d5 17. Bg2 e4 18. h4 Be5 19. Qf2 Qf7 {½-½ (53) Pribeanu,M (2195)-Avram,S (2266) Belgrade 2010}) 15. Be2 h6 16. f4 Qe7 17. g5 hxg5 18. fxg5 Be5 19. Qe1 Qd6 20. Bg4 Kb8 21. Bc1 Rde8 22. Rf1 Bg3 23. Qe3 Bh4 24. c4 d4 $1 {[%cal Rd4e3]} 25. Qe4 Qc5 26. Rf3 ({Don't blunder} 26. Bxe6 $2 Qe7 $19) 26... Bxg5 27. b4 $1 {[%cal Rb4c5]} Qe7 28. b5 (28. Bxg5 $11 Qxg5 29. Rb3) 28... Bxc1 $17 29. Rxc1 {[#]} axb5 (29... Na5 $1 $17 {[%cal Ra5c4]} 30. bxa6 bxa6) 30. cxb5 $11 Na7 {[%cal Bc6a7,Ba7c8,Bc8d6][%mdl 32]} 31. Rb3 $36 {[%mdl 2048] White fights for an advantage.} Rd8 32. Re1 {aiming for Bf3.} Qc5 33. Bf3 $1 {[%csl Gf3][%cal Re4b7] [#]} (33. Bxe6 $2 Nxb5 34. Ka1 Rde8 $17) 33... Qd5 34. Qg4 Qc5 35. a4 (35. b6 $1 $14 cxb6 36. Rxe6) 35... Nc8 36. Qxe6 Nd6 37. Re5 Qc4 38. b6 cxb6 39. Rxb6 Qf1+ 40. Re1 Qxf3 41. Rxd6 Qc3 {Strongly threatening ...Qb4+.} 42. Rxd8+ Rxd8 {[%mdl 4096] Endgame KQR-KQR} 43. Qe5+ Ka8 44. Rd1 Qb4+ 45. Kc1 Qa3+ 46. Kb1 {White wants to mate with Qa5+.} Qb4+ 47. Kc1 Qxa4 {...Rc8 is the strong threat.} 48. Rd3 $2 {[%mdl 8192]} (48. Qc5 $11) 48... Rc8 $19 {[%csl Gc8][%cal Ra4c2]} 49. Qe2 Qa1+ 50. Kd2 Qa5+ $2 (50... Qa2 $19 51. Kc1 Qa1+ 52. Kd2 Qa2) 51. Kd1 $11 Rf8 {White must now prevent ...Qa1+.} (51... Qa1+ $2 52. Kd2 $19) 52. Rb3 Qa1+ 53. Kd2 Qa5+ 54. Kc1 Qa1+ 55. Kd2 $1 Qa5+ 56. Kc1 Rf6 57. Qc4 $2 {[%mdl 8192]} (57. Qd3 $11 Qa1+ 58. Rb1) 57... Qa1+ $19 58. Rb1 Qa3+ 59. Rb2 Qe3+ 60. Kb1 Qe1+ 61. Ka2 Ra6+ 62. Kb3 Qe3+ 63. Qd3 Qe6+ 64. c4 dxc3+ {Precision: White = 43%, Black = 54%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Shirov, Alexei"]
[Black "Lugovskoy, Maxim"]
[Result "0-1"]
[ECO "C02"]
[WhiteElo "2648"]
[BlackElo "2440"]
[Annotator "TA"]
[PlyCount "170"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,170,32,38,10,23,21,16,13,0,0,0,0,0,0,0,0,0,-13,0,0,0,-10,0,0,0,0,2,3,64,41,50,58,51,24,46,-23,66,58,101,95,95,103,100,12,12,0,0,0,0,0,14,14,68,71,70,70,89,85,126,145,140,130,138,120,119,68,89,80,83,48,56,28,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-575,-551,-556,-556,-556,-552,-541,-520,-572,-584,-584,-454,-415,-387,-658,-672,-662,-470,-633,-618,-611,-563,-563,-600,-597,-550,-459,-417,-417,-260,-659,-652,-647,-927,-675,-587,-981,-1073,-893,-538,-1053,-1033,-1064,-1063,-1030,-924,-743,-679,-1148,-1129,-1964,-1910,-4562,-4501,-4081,-3616,-2904,-1541,-7042,-6529,-4591,-4591,-29976,-12302,-4562,-4519]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Nh6 6. Bd3 cxd4 {C02: French: Advance Variation} 7. Bxh6 gxh6 8. cxd4 Qb6 {LiveBook: 4 Games. White is slightly better.} (8... Bg7 9. O-O f6 10. Re1 O-O 11. Nbd2 Kh8 12. Rc1 fxe5 13. dxe5 Bd7 14. Nb3 {1-0 (62) Ding,L (2718)-Nguyen,N (2614) China 2013}) 9. Nc3 Qxb2 $146 ({Predecessor:} 9... Bd7 10. Bb5 Bg7 11. O-O O-O 12. Bd3 f6 13. exf6 Bxf6 14. Na4 {½-½ (29) Gonzalez Rivera,E (2101)-Martin Rodriguez,E (2078) Madrid 2014}) 10. Nb5 $1 {[%cal Rb5c7]} Qb4+ $1 ({Don't play} 10... Bb4+ $6 11. Kf1 $14) 11. Kf1 (11. Nd2 $5 {[%cal Rb5c7]}) 11... Qa5 $1 12. g3 a6 13. Nd6+ Bxd6 $1 14. exd6 Qa3 15. Kg2 Qxd6 16. Qd2 f6 17. Qxh6 Qf8 18. Qe3 Qf7 19. Rab1 O-O 20. Rb6 Qc7 21. Rhb1 e5 ({Better is} 21... Kh8 $11) 22. dxe5 $14 fxe5 23. Ng5 e4 24. Bc2 $1 {[%cal Rc2b3]} Qe5 25. Bb3 (25. Rd1 $14 Kg7 26. h4) 25... Kh8 (25... Kg7 $1 $11) 26. Qc5 {[%cal Rc5f8]} Bg4 27. Qxd5 Qxd5 28. Bxd5 Rf5 29. Nf7+ ({Of course not} 29. Bxe4 Rxg5 30. Rxb7 Bf5 $11) (29. Rxb7 $16 {[%csl Gg5][%cal Rb7h7]} Rxg5 30. Bxc6) 29... Kg7 $11 30. Rxb7 Bf3+ $1 31. Kg1 Rxd5 32. Ne5+ Kf6 33. Nxc6 Rd2 (33... Rf8 $11) 34. R7b6 $1 $36 {[%mdl 2048] White is in control.} Kg7 35. Ne5 Rad8 36. Rb7+ Kf6 37. Nxf3 exf3 $16 {[%mdl 4096] Endgame KRR-KRR} 38. R1b6+ Ke5 {[%cal Rd2d1]} 39. Re7+ Kd5 40. Re1 (40. Rb1 $1 $16) 40... Re8 {[%cal Re8e1]} 41. Rf1 $1 Rxa2 42. Rb3 Rf8 43. h3 a5 44. Kh2 (44. Rd1+ $14 Kc4 45. Rb7) 44... a4 45. Rb7 Ra8 46. Rxh7 a3 {Threatens to win with ...Rb2.} 47. g4 Rb2 48. Kg3 a2 49. Rd7+ Ke6 50. Rdd1 Rab8 {Hoping for ...Rb1.} 51. Rfe1+ Kf7 {...Rb1 is the strong threat.} 52. Rd7+ Kf8 {White must now prevent ...Rb1.} 53. Ree7 $2 {[%mdl 8192] [#]} (53. Ra1 $11 Ra8 54. Rdd1) 53... Re2 $1 $19 {[%cal Re2e7]} ({And not} 53... a1=Q 54. Rf7+ Kg8 55. Rg7+ Kf8 56. Rgf7+ Ke8 57. Rde7+ Kd8 58. Rd7+ Ke8 59. Rfe7+ Kf8 60. Rf7+ $11) 54. Rf7+ {[#]} Ke8 $1 55. Ra7 {[#]} a1=Q $1 {[%mdl 512]} 56. Rxa1 Kxf7 57. Kxf3 Rbb2 58. Rf1 Rec2 59. Kg3 Kf6 60. h4 $2 (60. Kg2) 60... Ra2 61. Kg2 Re2 62. Kf3 Ke5 63. Kg3 Ke4 64. f3+ Ke5 {( -> ...Rg2+)} 65. Rg1 Kf6 66. Kh3 Rh2+ 67. Kg3 Rab2 68. Ra1 $2 (68. h5) 68... Rbg2+ 69. Kf4 Rxh4 70. Ra6+ Ke7 71. Ra7+ Kd6 72. Ra6+ Kc5 73. Ra5+ Kc6 74. Ra6+ Kb7 75. Rf6 Rh8 76. Kf5 Rg8 77. Rf7+ Kc6 78. Rf6+ Kd7 79. Rf7+ Ke8 80. Ra7 Rf8+ 81. Kg6 Rxf3 82. g5 Rd3 83. Ra5 Ke7 84. Kg7 Rd7 (84... Ke6 $142 85. Kg6 Rd6 86. Rb5 Rf2 87. Kh5 Rd5 88. Rb6+ Ke5 89. Kh6 Rd6+ 90. Rxd6 Kxd6 91. Kh5 Rg2 92. Kh6 Ke6 93. Kg6 Rg4 94. Kh5 Kf5 95. g6 Rxg6 96. Kh4 Rg8 97. Kh3 Kf4 98. Kh2 Kf3 99. Kh1 Kf2 100. Kh2 Rh8#) 85. Kh6 Kf7 {Precision: White = 51%, Black = 64%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Smirin, Ilia"]
[Black "Pavlov, Sergey"]
[Result "0-1"]
[ECO "B45"]
[WhiteElo "2634"]
[BlackElo "2475"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,84,36,52,33,57,24,25,-49,16,16,0,-213,-213,-194,-200,-193,-200,-190,-219,-322,-306,-283,-193,-190,-189,-184,-174,-176,-185,-187,-195,-189,-187,-180,-186,-197,-197,-198,-175,-179,-179,-193,-189,-199,-192,-275,-272,-282,-293,-374,-374,-371,-364,-474,-404,-404,-397,-567,-435,-547,-404,-562,-554,-1019,-1008]} 1. e4 c5 2. Nf3 e6 3. Nc3 Nc6 4. d4 cxd4 5. Nxd4 Nf6 {[%cal Bg8f6,Bf6d5,Bd5e3][%mdl 32]} 6. Nxc6 bxc6 7. e5 Nd5 8. Ne4 Qc7 9. f4 Qb6 10. c4 Ne3 11. Qd3 Bb4+ 12. Bd2 $1 {B45: Sicilian Four Knights} Ba6 13. b3 O-O {[#]} 14. h4 $146 (14. Bxb4 $11 Qxb4+ 15. Kf2) ({Predecessor:} 14. Bxb4 Qxb4+ 15. Kf2 Nd5 16. g3 Qb6+ 17. Kf3 f6 18. Qd2 fxe5 19. c5 Qb7 {½-½ (69) Soberano,J (2617)-Soltau,A (2620) ICCF email 2008}) 14... d5 (14... f6 $15 15. exf6 Bxd2+ 16. Kxd2 (16. Qxd2 d5 $15) 16... Nd5 $1 {[%mdl 512]}) 15. exd6 $11 {aiming for Rh3.} f5 16. Bxb4 $2 (16. Ng5 $11 {and White is okay.}) 16... fxe4 $19 17. Qd2 {[#]} Qxb4 $1 {[%mdl 512]} 18. Qxb4 Nc2+ 19. Kd2 Nxb4 20. Kc3 (20. a3 $142 Nd3 21. Bxd3 exd3 22. Rh3) 20... c5 ({And not} 20... Rxf4 21. Kxb4 Rf2 22. c5 $14) 21. a3 Nd3 22. Bxd3 exd3 23. Rad1 Rad8 24. Rxd3 Rxf4 25. Re1 {[#]} Rd4 $1 26. Rxd4 cxd4+ 27. Kxd4 Rxd6+ {[%mdl 4096] Endgame KRB-KR} 28. Kc5 Rb6 29. b4 Kf7 30. b5 Bb7 31. a4 {[#] And now a5 would win.} Ke7 $1 32. a5 Rd6 33. a6 (33. Re2 {was worth a try.}) 33... Bxg2 34. Kb4 g6 35. c5 Rd4+ 36. Kc3 Ra4 37. Kb3 Ra5 38. Kb4 Ra2 39. h5 (39. Kc3 $142) 39... Bd5 40. hxg6 hxg6 41. Rg1 Rb2+ 42. Ka5 Bc4 {Precision: White = 40%, Black = 80%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Jumabayev, Rinat"]
[Black "Lodici, Lorenzo"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2610"]
[BlackElo "2408"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,65,4,30,0,0,-18,22,9,33,-6,-8,-11,10,-4,16,0,48,-8,-7,-28,-25,-33,-24,-54,-25,-23,-13,-26,-3,0,-14,-76,-30,-43,-29,-113,-93,-175,-170,-212,-206,-206,-199,-306,-323,-279,527,510,696,739]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Bb4 6. e3 h6 7. Bxf6 {D35: Queen's Gambit Declined: Exchange Variation} (7. Bh4 c5 8. Bd3 Nc6 9. Nge2 c4 10. Bc2 g5 11. Bg3 Qe7 12. O-O O-O 13. a3 Bd6 14. Bxd6 Qxd6 15. f3 Re8 {1-0 (33) Sasikiran,K (2639)-Tari,A (2521) Berlin 2015}) 7... Qxf6 8. Qa4+ Nc6 9. Rc1 O-O {LiveBook: 3 Games} 10. a3 Bxc3+ $1 11. Rxc3 Qg6 $146 ({Predecessor:} 11... Re8 12. Nf3 Bg4 13. Be2 Bxf3 14. gxf3 {1-0 (32) Djuric,S (2489)-Efimov,I (2446) Cutro 2002}) 12. Ne2 Re8 13. Qc2 {White wants to play Qxg6.} Qd6 14. h3 g6 15. Qd2 Ne7 16. g4 f5 17. Ng3 (17. Rg1 $14) 17... c6 18. Bd3 Rf8 19. Bc2 Bd7 20. Qd1 Qf6 {[#] Strongly threatening ...fxg4.} 21. Qf3 Kh7 22. gxf5 Bxf5 23. Nxf5 Nxf5 24. Qg4 (24. Bxf5 $11 {remains equal.} Qxf5 25. Qxf5 Rxf5 26. h4) 24... Rae8 {aiming for ...Nxd4.} 25. Rg1 $1 h5 26. Qe2 (26. Qg5 $1 $11 {keeps the balance.}) 26... Kh6 27. Bxf5 (27. Rb3 $17 b6 28. Kd1) 27... Qxf5 $19 28. Qd2 Re4 29. Rh1 g5 30. Qe2 (30. b4 {was necessary.}) 30... Rh4 31. Rh2 Rxh3 $4 {[%mdl 8192] [#]} (31... Qb1+ $19 {and all is fine.} 32. Qd1 Qf5) 32. e4 $1 $18 {[%cal Re4f5]} Qg4 33. Rcxh3 {Precision: White = 24%, Black = 51%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Onischuk, Vladimir"]
[Black "Schroeder, Jan-Christian"]
[Result "1/2-1/2"]
[ECO "C50"]
[WhiteElo "2610"]
[BlackElo "2539"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,66,24,19,15,5,14,30,13,20,21,15,30,12,18,26,15,43,0,0,0,0,-139,-133,-164,-152,-403,-195,-172,-86,-72,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Bc5 5. O-O O-O 6. Nbd2 d6 7. c3 a6 8. Bb3 Ba7 9. Re1 Ng4 10. Re2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Kh8 11. h3 f5 12. exf5 {White has an edge.} Nh6 13. g4 Nxf5 $1 14. gxf5 Bxf5 15. Ne4 d5 {[#]} 16. Neg5 $146 ({Find the theoretical novelty and annotate with similar games:} 16. Ng3 Bxh3 17. Bg5 Qd6 {½-½ (67) Socko,B (2600)-Banusz,T (2621) Katowice 2016}) 16... Qd6 17. d4 exd4 {...d3 is the strong threat.} 18. Bc2 $1 dxc3 {White must now prevent ...Bxh3!} 19. Kg2 ({Don't play} 19. bxc3 h6 $17) (19. Bxf5 $11 Rxf5 20. Qc2) 19... h6 $17 20. Bxf5 Rxf5 21. Re6 $2 (21. Nh4 $17 {was called for.} Rf6 22. Qd3 hxg5 23. Bxg5 cxb2 24. Bxf6 bxa1=B 25. Bxa1) 21... Qf8 (21... Qc5 $2 22. Qd3 $19) (21... Qd7 $142 22. Re2 cxb2 23. Rxb2 Raf8) 22. bxc3 $19 hxg5 (22... Kg8 $1 $19 23. Qd3 hxg5) 23. Nxg5 $17 {[#]} Rxf2+ ({Black should try} 23... Kg8 $1 $17 24. f4 {[#]} Rxg5+ $1 {[%mdl 512]} 25. fxg5 Qf2+ 26. Kh1 Qf5) 24. Kg3 $11 {Threatening mate with Qh5+.The position is equal.} Qf5 $1 25. Qh5+ Kg8 26. Re8+ Rxe8 27. Qxe8+ Qf8 28. Qe6+ Kh8 29. Qg4 $1 {[%cal Rg4h5] Intending Qh5+ and mate.} Qf5 {Strongly threatening ...Qd3+.} (29... Kg8 $5 {[%cal Rc6e7]} 30. Qe6+ Kh8 $11) 30. Qh5+ Kg8 {( -> ...Rg2+!)} 31. Qe8+ Qf8 32. Qe6+ Kh8 33. Qg4 $1 {[%cal Rg4h5] White threatens Qh5+ and mate.} Qf5 {Precision: White = 70%, Black = 31%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Ovsejevitsch, Sergei"]
[Black "Ali Marandi, Cemil Can"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2596"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,84,13,0,0,-75,-76,-96,-28,-24,14,21,21,7,7,2,7,4,10,0,0,-1515,0,0,0,-7,-7,-12,-12,-12,-6,-6,-6,-15,-15,-83,-3,0,0,0,0,-2,-5,-5,-4,-145,-146,-152,-150,-148,-37,-37,-37,-38,-37,-37,-32,-38,-31,-38,-38]} 1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 e6 5. Qc2 Nbd7 6. b3 Bd6 7. Bb2 O-O 8. Be2 a6 9. d4 e5 10. cxd5 cxd5 11. dxe5 Nxe5 12. Rd1 Be6 13. O-O Rc8 {D45: Semi-Slav: 5 e3} 14. Qb1 {LiveBook: 18 Games} Re8 (14... Qc7 15. h3 Rfd8 16. Nd4 Nc6 17. Na4 Ne4 18. Bd3 Nxd4 19. Bxd4 Re8 20. Qb2 f6 21. Rc1 {½-½ (35) Fressinet,L (2710)-Saric,I (2661) Linares 2015}) 15. Rd2 $146 (15. Ng5 $11) ({Find the theoretical novelty and annotate with similar games:} 15. Qa1 Nxf3+ 16. Bxf3 Be5 17. Ne2 Bxb2 18. Qxb2 Bg4 19. Bxg4 Nxg4 20. Nf4 Nf6 21. Rd4 {1-0 (42) Ivanov,J (2395)-Gonzalez de la Torre,S (2384) Elgoibar 2004}) 15... Qa5 $17 {Black is better.} 16. Qa1 Nxf3+ (16... Ne4 $1 $17 {Strongly threatening ...Nxf3+.} 17. Nxe4 Nxf3+ 18. Bxf3 dxe4 19. Rxd6 exf3) 17. Bxf3 $11 Bb4 {[%cal Rb4c3]} 18. Rc1 {[#]} Ne4 $1 {[%cal Re4d2][%mdl 512]} 19. Bxe4 (19. Nxe4 dxe4) 19... dxe4 20. Rd4 Bxc3 21. Rxc3 Qg5 22. Rxe4 Bh3 $1 {[%csl Gh3][%cal Rg5g2]} 23. Rxe8+ Rxe8 {[%csl Gh3][%cal Rg5g2]} 24. Qf1 Rd8 $1 25. Rc1 Rd2 26. Bd4 Rxa2 27. Kh1 Be6 28. b4 h6 29. Ra1 Rc2 $40 {[%mdl 128] Black attacks.} 30. Ra5 (30. f3 $11) 30... Bd5 (30... Qh4 $17 31. f3 Bc4) 31. Rc5 Rd2 {( -> ...Qxg2+!)} 32. f3 b6 33. Rc8+ Kh7 {White should prevent ...Qxg2+!} 34. Rc1 $1 Qg6 35. h3 {[#]} (35. Qg1 $11) 35... Qg3 $1 $17 36. e4 {Hoping for Be3.} Rxd4 37. exd5 {[#]} Rxd5 (37... Qg5 $1 $17 38. Rd1 Qxd5 39. Rxd4 Qxd4 40. Qxa6 Qxb4) 38. Qxa6 {KQR-KQR. Black is slightly better.} Qf4 39. Rb1 b5 40. Qc6 Qd6 41. Qc2+ g6 42. Qe2 h5 {Precision: White = 50%, Black = 65%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Tregubov, Pavel V"]
[Black "Sreeves, Clement"]
[Result "1-0"]
[ECO "D71"]
[WhiteElo "2593"]
[BlackElo "2406"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,4,6,8,8,11,17,13,35,25,47,-3,89,97,103,74,77,73,206,198,189,166,175,163,186,187,282,262,272,266,255,111,152,160,137,91,122,94,82,74,73,75,115,64,77,66,70,54,118,70,107,65,88,71,116,76,162,167,144,116,138,108,526,523,546,541,470,463,1133,1109,2807,2785,29992,29993,29993,29994,29994,29995,29996,29996,29997,29998,29999]} 1. d4 Nf6 2. c4 g6 3. g3 c6 4. Bg2 d5 5. e3 (5. Nf3 Bg7 6. O-O O-O 7. b3 dxc4 8. bxc4 c5 9. Bb2 cxd4 10. Nxd4 Nc6 11. e3 Bd7 12. Nxc6 Bxc6 13. Bxc6 {½-½ (13) Yu,Y (2753)-Grischuk,A (2761) Jiayuguan 2017}) 5... Bg7 6. Ne2 {D71: Fianchetto Grünfeld: 3 g3 d5 sidelines and 5 cxd5 (without Nf3)} O-O 7. O-O Nbd7 8. cxd5 {The position is equal.} Nxd5 9. e4 N5b6 10. Nbc3 c5 $146 (10... e5 $11) ({Predecessor:} 10... Nf6 11. h3 Re8 12. b3 Bd7 13. Bf4 Nh5 14. Be3 e5 15. Qd2 Qe7 16. Rad1 exd4 17. Bxd4 Bxd4 18. Nxd4 {1-0 (46) Biro,K (2235)-Siroky,J (2185) Slovakia 1994}) 11. d5 $16 c4 12. Be3 Ne5 13. a4 Bg4 (13... a5 $16) 14. f3 {[%cal Bf2f3,Bf3f4][%mdl 32]} Bd7 15. a5 Nc8 {[%cal Bb6c8,Bc8e7,Be7f5][%mdl 32]} 16. f4 $1 {[%cal Rf4e5]} Ng4 17. Bd4 e5 {[#]} (17... f6 {was worth a try.} 18. Na4 b6) 18. dxe6 $1 $18 Bxe6 19. e5 Ne7 {Now ...Nf5 and Black clings on.} 20. Bxb7 (20. h3 $18 {and White stays clearly on top.}) 20... Nf5 $16 {[#]} 21. Qd2 $1 f6 22. exf6 Bxf6 {And now ...Rb8 would win.} 23. Rfd1 Rb8 24. a6 Nxd4 25. Nxd4 Bc8 26. Bd5+ (26. Bf3 $16) 26... Kh8 $14 27. h3 Nh6 28. Kh2 (28. Qf2 $5 {[%cal Rd4c6]} Qb6 29. Na4 $16 (29. Bxc4 Bxh3 30. b3 Bg7 $11)) 28... Qd7 (28... Rb6 $14) 29. Bg2 Rd8 {[%cal Rf6d4]} 30. Nd5 $36 {[%mdl 2048] White is more active.} Bg7 31. Ra2 Qd6 32. Qa5 {Hoping for Nb5.} Be6 (32... Rf8 $16) 33. Nxe6 $18 Qxe6 34. Re1 Qd6 35. Re7 Nf5 $2 {[%mdl 8192]} (35... Rd7 $16 36. Rxd7 Qxd7) 36. Rxa7 Rb3 37. Qc7 Qf8 38. Rb7 {aiming for a7.} Rxg3 (38... Nd6 $142 39. Rxb3 cxb3) 39. a7 Rxg2+ 40. Kxg2 {[%cal Bh2g2,Bg2f1,Bf1e1,Be1d1][%mdl 32] White wants to mate with Qxd8!} Rxd5 41. a8=Q {White mates.} Rd2+ 42. Kf1 Ng3+ 43. Ke1 {[%csl Gb7][%cal Rc7g7]} Re2+ 44. Kd1 {[%csl Gb7][%cal Rc7g7]} Re8 {[#]} 45. Qxe8 $1 Qxe8 46. Qxg7# {Precision: White = 64%, Black = 36%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Kovchan, Alexander"]
[Black "Nabaty, Tamir"]
[Result "1/2-1/2"]
[ECO "C10"]
[WhiteElo "2587"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,19,54,47,57,45]} 1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Be7 8. Qe2 Ngf6 9. Nxf6+ (9. Neg5 $5 {[%cal Rg5f7]} h6 10. Ne4 $11) 9... Bxf6 {C10: French with 3 Nc3: Unusual Black 3rd moves and 3...dxe4} 10. c3 {Predecessor:} O-O $146 11. Bf4 Bxf3 12. Qxf3 c6 13. Rad1 a5 14. Rfe1 Re8 15. Bc2 Nf8 16. Be5 Qd5 17. Be4 Qd8 18. Bb1 a4 19. g3 Ra5 20. Bxf6 Qxf6 {1-0 (83) Dancevski,O (2345)-Drazic,S (2445) Star Dojran 1996} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Neiksans, Arturs"]
[Black "Meskovs, Nikita"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2582"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,111,19,0,0,0,1,0,0,0,21,12,55,0,0,0,45,0,124,111,132,120,122,115,527,529,714,287,277,277,267,252,273,222,213,209,216,214,216,219,210,206,218,220,217,207,252,244,269,260,790,759,844,254,235,0,848,263,834,826,740,324,418,262,322,313,363,356,1105,1187,1451,1381,1147,1233,987,845,1820,1772,1573,1732,6891,6370,4132,4171,29948,29946,12834,12773,7404,6428,12837,7404,29987,29965,29988,29989,29989,29990]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Nbd2 a6 7. Bb3 O-O 8. h3 Ba7 9. Nf1 h6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 10. Ng3 d5 11. exd5 Nxd5 {The position is equal.} 12. O-O Re8 13. Re1 Be6 14. Bc2 (14. Nh5 $14) 14... Qd6 $11 15. Nh4 {[#]} Nce7 $146 (15... Qe7 $5 {[%cal Re7h4]} 16. Nf3 Rad8 $11) ({Predecessor:} 15... Qd7 16. Qf3 Qe7 17. Nhf5 Qf8 18. Bb3 Rad8 19. Nh5 Bxf5 20. Qxf5 {½-½ (98) Giri,A (2778)-So,W (2767) Bilbao 2015}) 16. Qh5 (16. Ne4 $5 {[%cal Re4d6]} Qc6 17. Bb3 $11) 16... f5 (16... Qb6 $11 {remains equal.} 17. Rf1 Rad8) 17. d4 $1 $16 exd4 18. Nhxf5 (18. Bxf5 Bf7 $17) 18... Nxf5 19. Nxf5 Qd7 $2 {[%mdl 8192] [#]} (19... Bf7 $16 20. Qxf7+ Kxf7 21. Nxd6+ cxd6) 20. Nxh6+ $1 $18 {[%mdl 512]} gxh6 21. Qg6+ (21. Bxh6 $142 {Black must now prevent Re5.} dxc3 22. Re5 (22. Qg5+ Kh8 $16) 22... Bxf2+ 23. Kxf2 Qf7+ 24. Qxf7+ Kxf7 25. bxc3) 21... Qg7 22. Rxe6 Qxg6 23. Rxg6+ Kf7 24. Bxh6 ({Don't do} 24. Rxh6 $6 Re1+ 25. Kh2 dxc3 $16) 24... dxc3 25. Rg7+ Kf6 26. bxc3 {Hoping for Rg3.} Re2 27. Bb3 $1 {[%cal Rb3d5]} Rxf2 {[#]} 28. Kh1 $1 Rh8 29. Bxd5 {Threatens to win with Rf7+.} Rxh6 30. Rxc7 Ke5 31. Rd7 Kf4 32. Rxb7 Be3 $2 (32... Bc5 33. Re1 Kg5 34. Rg7+ Rg6) 33. Re1 Bc5 34. Re4+ $2 (34. Rc7) 34... Kf5 35. Re1 Kf4 $1 36. Rf7+ $2 (36. Rc7) 36... Kg3 $2 (36... Kg5 37. Rg7+ Rg6) 37. Rg7+ Kf4 38. Re4+ Kf5 39. g4+ Kf6 40. Rf7+ Kg5 41. Re5+ Kh4 $2 {[#]} (41... Kg6 42. Rxf2 Bxf2) 42. Rxf2 $1 Bxf2 {[%mdl 4096] Endgame KRB-KRB} 43. Kg2 Bg3 44. Rf5 Bd6 45. Bf7 Be7 46. Rh5+ Rxh5 47. Bxh5 {KB-KB} a5 48. c4 Kg5 49. Kf3 Kf6 50. h4 Bb4 51. g5+ {[%cal Bg4g5,Bg5g6][%mdl 32]} Kf5 52. Bg4+ Kg6 53. Bd7 Kh5 54. Be8+ {White mates.} Kxh4 55. g6 Bf8 {[#]} 56. c5 $1 {Precision: White = 61%, Black = 26%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Braun, Arik"]
[Black "Hambleton, Aman"]
[Result "1-0"]
[ECO "E20"]
[WhiteElo "2577"]
[BlackElo "2461"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,69,0,-8,60,55,68,59,62,56,53,32,43,33,41,33,41,41,33,34,44,41,36,38,35,0,59,51,59,0,51,47,291,275,308,301,324,339,397,367,518,515,505,479,563,543,524,507,661,663,638,606,579,579,677,666,683,562,702,697]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 b5 6. e4 {E20: Nimzo-Indian: 4 g3 and 4 f3} O-O 7. Nh3 {LiveBook: 12 Games} (7. e5 Ne8 8. f4 d6 9. Nf3 exd5 10. cxd5 Nc7 11. a4 Bb7 12. Bd3 h6 13. O-O Bxc3 14. bxc3 dxe5 15. axb5 {1-0 (32) Mamedyarov,S (2766)-Hou,Y (2651) Sharjah 2017}) 7... exd5 (7... bxc4 $11 8. Bxc4 exd5 9. Bxd5 Nxd5 10. Qxd5 Ba6) 8. cxd5 $14 {White is slightly better.} d6 9. Nf2 $1 a6 $146 ({Predecessor:} 9... c4 10. Be2 Bc5 11. O-O Qb6 12. a4 b4 13. a5 Qd8 {0-1 (47) Salas Martin,J (1828)-Ruiz Gomez,A (2362) Bilbao 2016}) 10. a4 bxa4 11. Rxa4 Nbd7 12. Be2 Nb6 13. Ra1 a5 14. O-O Ne8 15. Qc2 Bd7 16. b3 f5 17. Bb2 fxe4 18. fxe4 Nf6 (18... c4 $11) 19. Na2 Qe7 20. Rfd1 ({White should play} 20. Nxb4 $14 axb4 21. Qd3) 20... Rae8 (20... Nfxd5 $11 21. exd5 Rxf2 22. Kxf2 Re8) 21. Bf3 Bb5 $2 ({Better is} 21... Bc8 $14) 22. Nxb4 $18 axb4 {[#]} 23. e5 $1 {[%cal Re5f6][%mdl 512]} dxe5 24. d6 Qd7 {...c4 would now be nice for Black.} 25. Qxc5 e4 {[#]} (25... Nc8 {was worth a try.} 26. Bxe5 Qf5) 26. Bxf6 $1 {White is clearly winning.} (26. Qxb6 exf3 27. Ra7 Qf5 $16) 26... exf3 27. Be7 Be2 28. Bxf8 Bxd1 29. Rxd1 Qe6 {( -> ...Qe1+!)} 30. Be7 Nd7 31. Qd5 Qxd5 32. Rxd5 Rc8 33. gxf3 Rc3 34. Rd3 Ne5 {[#]} 35. d7 $1 {[%mdl 512] Precision: White = 86%, Black = 38%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Brunello, Sabino"]
[Black "Tang, Andrew"]
[Result "0-1"]
[ECO "D58"]
[WhiteElo "2566"]
[BlackElo "2475"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,110,22,35,15,43,39,34,23,34,34,26,22,33,8,13,14,16,0,0,0,0,0,12,4,12,-25,-21,-16,-16,-27,0,-9,-5,-11,-10,-10,-6,-13,-23,-11,-4,-66,-93,-43,-39,-131,-115,-142,-118,-112,-102,-138,-125,-244,-201,-270,-269,-268,-250,-312,-302,-368,-362,-446,-509,-463,-454,-619,-611,-4930,-4610,-29954,-6037,-29973,-29973,-29980,-29982,-29981,-29982,-29982,-29983,-29983,-29983,-29990,-29991]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 h6 6. Bh4 O-O 7. e3 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. O-O Qe7 12. Qb3 Rd8 13. Rad1 c6 14. Rfe1 {D58: Queen's Gambit Declined: Tartakower Defence} Nd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32] LiveBook: 6 Games} 15. e4 {[#]} Nf8 $146 ({Find the theoretical novelty and annotate with similar games:} 15... dxe4 16. Bd3 Qf8 17. Nxe4 c5 18. d5 Bd4 19. Bc4 Ne5 20. Nxd4 Nxc4 21. Nf5 Ne5 {1-0 (38) Anand,V (2785)-Harikrishna,P (2726) Dubai 2014}) 16. e5 {White is slightly better.} Bg5 $1 17. g3 {Threatens to win with h4.} Qd7 18. Nxg5 hxg5 19. Bf1 Qg4 20. Ne2 Ne6 21. Qe3 Rac8 22. f4 Ba6 23. h3 Qf5 24. fxg5 Bxe2 ({But not} 24... Nxg5 $2 25. g4 $18) 25. Rxe2 Qxg5 26. Qf3 c5 27. dxc5 bxc5 {Strongly threatening ...Nd4.} 28. h4 Qg6 29. Rf2 $132 {[%mdl 2048] Hoping for h5. White is not keeping still} Nd4 30. Qf4 Rc7 31. Bh3 a5 32. e6 Re7 33. exf7+ Rxf7 34. Qxf7+ (34. Qg4 $1 $11 Qxg4 35. Bxg4) 34... Qxf7 $15 35. Rxf7 Kxf7 $11 {[%mdl 4096] Endgame KRB-KRN} 36. Kf2 (36. Rd3 $1 $15) 36... Ke7 $17 37. Bg4 Kd6 38. Rd2 Rf8+ 39. Ke3 Nc6 40. Rg2 (40. Rf2 $17 {might work better.} d4+ 41. Ke2 Rxf2+ 42. Kxf2) 40... d4+ {[%cal Bd5d4,Bd4d3][%mdl 32]} 41. Kd2 Ne5 42. Be2 c4 $1 43. g4 Kd5 44. h5 d3 45. Bd1 Kd4 46. g5 Rb8 47. Kc1 {[#]} c3 $1 48. bxc3+ Kxc3 49. h6 gxh6 50. gxh6 {[#]} Nc4 $1 {Black mates.} 51. Rg3 Na3 {[%csl Ga3][%cal Rb8b1]} 52. Bb3 {[#]} a4 $1 {[%mdl 512]} 53. h7 (53. Bxa4 Rb1#) 53... axb3 54. axb3 Rf8 {[%cal Rf8f1]} 55. Rg1 Nc2 {Precision: White = 33%, Black = 82%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Boruchovsky, Avital"]
[Black "Bogner, Sebastian"]
[Result "1-0"]
[ECO "B90"]
[WhiteElo "2556"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,55,0,1,0,0,-5,12,0,9,6,17,31,9,15,7,13,65,56,64,68,58,25,25,42,185,168,169,155,283,116,231,79,110,107,104,86,154,162,373,354,491,472,752,740]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h4 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5} (6. h3 e6 7. g4 h6 8. Bg2 Be7 9. Be3 Nc6 10. f4 Nd7 11. O-O O-O 12. Nf3 b5 13. Ne2 Bb7 14. Ng3 Rc8 15. c3 Na5 16. Bf2 {½-½ (46) Harikrishna,P (2737)-Navara,D (2737) Biel 2017}) 6... e5 7. Nb3 Be7 {LiveBook: 8 Games} 8. Be2 {The position is equal.} Be6 9. f4 $146 ({Predecessor:} 9. g4 h6 10. Bf3 g6 11. Be3 Nbd7 12. Rg1 Qc7 13. Qd2 h5 14. g5 Ng4 15. O-O-O Nxe3 16. Qxe3 {0-1 (41) Ferdiman,T-Karavade,E (2316) Kuala Lumpur 2006}) 9... b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 10. g4 (10. f5 $5 {[%cal Rf5e6]} Bc8 11. Bf3 $11) 10... b4 11. Nd5 $1 Nxe4 12. Nxe7 Qxe7 13. f5 $1 {[%cal Rf5e6]} Bxb3 14. axb3 Qb7 (14... Ng3 $11 15. Qd5 Nxh1) 15. Bf3 $14 {[%mdl 1024] aiming for Ra5. White has compensation.} Nd7 16. Be3 O-O 17. Qd3 d5 18. O-O-O Nb6 (18... Nef6 $1 $14 19. Bxd5 Qxd5 20. Qxd5 Nxd5 21. Rxd5 Nf6 22. Rxe5 Nxg4) 19. Bxe4 dxe4 20. Qd6 $36 {[%mdl 2048] White is really pushing.} Rab8 {[#]} (20... Nc8 $16 21. Qxe5 Qc6) 21. f6 ({Less strong is} 21. Qxe5 Nd7 $16) (21. h5 $1 $18 {and the rest is easy.}) 21... Rfe8 $16 22. Rh2 $2 (22. Rhf1 $18 {has better winning chances.}) 22... Re6 23. Qd8+ Re8 {[#]} 24. Rhd2 $1 {Strongly threatening Qxe8+!} h6 ({Worse is} 24... Rexd8 25. Rxd8+ Rxd8 26. Rxd8#) (24... h5 $142 25. Qd6 Nc8) 25. Qd6 {Hoping for fxg7.} a5 $2 (25... Nc8 {was worth a try.} 26. Qc5 gxf6) 26. g5 $18 {And now fxg7 would win.} Re6 27. Qc5 {Black must now prevent Rd8+.} Qc8 {[#]} (27... Kh7 $142 28. fxg7 Kxg7 29. gxh6+ Kh7) 28. Qe7 $3 {[%mdl 512] Precision: White = 56%, Black = 38%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Kunin, Vitaly"]
[Black "Baldauf, Marco"]
[Result "0-1"]
[ECO "D70"]
[WhiteElo "2551"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,90,35,30,0,0,0,1,0,0,0,0,0,6,12,4,-17,0,0,7,-14,21,0,0,0,0,0,16,21,30,26,32,0,0,-17,0,-39,-24,-81,-50,-57,-18,-50,-38,-50,-31,-38,0,0,0,-28,-9,-51,-45,-67,0,-105,-85,-196,0,-5,0,-61,-67,-130,-115,-108,-108,-131,-99,-29980,-29981,-29984,-29985,-29990,-29991,-29992,-29979,-12841,-12838]} 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 c5 6. d5 d6 7. Nc3 e6 8. Nd2 {E61: King's Indian: Early deviations for White, including Smyslov System} (8. O-O Re8 9. e4 exd5 10. exd5 Bf5 11. Bd3 Ne4 12. Nxe4 Bxe4 13. Bxe4 Rxe4 14. Qd3 Re8 15. Bf4 Na6 {½-½ (56) Nakamura,H (2785)-Mamedyarov,S (2800) Paris 2017}) 8... Na6 9. O-O Nc7 {[%cal Re6d5]} 10. e4 {The position is equal.} a6 $146 ({Predecessor:} 10... exd5 11. cxd5 Nfe8 12. a4 b6 13. Nc4 f5 14. exf5 Rxf5 15. a5 Rb8 16. axb6 axb6 {1-0 (71) Dreev,A (2654)-Margvelashvili,G (2540) Las Vegas 2014}) 11. a4 b6 12. Re1 Rb8 13. dxe6 Nxe6 14. Nb3 Bb7 15. Bf1 Re8 16. f3 h5 17. Be3 h4 18. Qd2 Nh5 19. Nd5 g5 20. Nc1 Bd4 21. Ne2 {[%cal Re2d4]} Be5 22. Bf2 Bxd5 23. exd5 Neg7 {[%cal Be6g7,Bg7f5,Bf5d4][%mdl 32]} 24. Nc3 Nf5 25. Bd3 (25. Rab1 $11 {remains equal.}) 25... Nd4 $17 26. Bxd4 Bxd4+ 27. Kf1 {Hoping for Rxe8+.} Nf4 28. g3 Nxd3 29. Qxd3 hxg3 30. hxg3 Qf6 $40 {[%mdl 128] Black is up to no good.} 31. Ne4 Qg6 32. Rab1 Kg7 33. Kg2 $1 f5 ({Black should try} 33... g4 $15 34. fxg4 Re5) 34. Nd2 (34. Nf2 $11 {keeps the balance.}) 34... Qf6 35. Nf1 {[#]} (35. Re2 $17) 35... Re5 $2 (35... g4 $1 $19 36. Ne3 gxf3+ 37. Kxf3 Re4) 36. f4 $11 Re7 {White must now prevent ...Rbe8.} 37. fxg5 (37. Ne3 $11 Bxe3 38. Rxe3) 37... Qxg5 $15 38. Nd2 (38. Rxe7+ $15 Qxe7 39. b4) 38... Rbe8 {[%cal Bb8e8,Be8e7,Be7e3][%mdl 32]} 39. Nf3 {[#]} Qg4 $1 {And now ...Re3 would win.} 40. Rxe7+ Rxe7 41. Nxd4 $4 {[%mdl 8192]} (41. Re1 $17 Rxe1 42. Nxe1) 41... cxd4 $17 {KQR-KQR} 42. Rd1 Kg6 43. Kf1 Re3 44. Qd2 Qf3+ 45. Kg1 Re2 {Precision: White = 29%, Black = 60%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Shyam, Sundar M"]
[Black "Harsha Bharathakoti"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2547"]
[BlackElo "2404"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,148,-26,-18,-81,-77,-88,-81,-79,-83,-83,-82,-94,-79,-75,-35,-38,-54,-87,-79,-91,-91,-91,-82,-73,-73,-71,-70,-70,-63,-86,-77,-73,-15,-43,-41,-42,-46,-52,-41,-94,-105,-93,-93,-92,-98,-92,-11,-17,-17,-56,-89,-85,-85,-87,-92,-102,-102,-152,-147,-135,-116,-137,-102,-106,-113,-126,-118,-96,-99,-87,-93,-99,-83,-81,-86,-83,-74,-91,-64,-69,-67,-154,-118,-90,-95,-450,-444,-420,-415,-471,-473,-420,-397,-365,-329,-966,-725,-880,-607,-614,-585,-1770,-429,-1482,-628,-3195,-3009,-2408,0,-466,-473,-3236,-352,-3195,-2601,-5460,-5073,-1518,-1387,-29971,-29971,-29972,-29973,-29972,-29973,-29975,-29973,-29975,-29979,-29979,-29980,-29986,-29982,-29982,-29983]} 1. e4 c5 2. Nf3 d6 3. Nc3 Nf6 4. e5 dxe5 5. Nxe5 a6 6. a4 Qc7 7. Nc4 {B50: Sicilian: 2...d6, Miscellaneous} Nc6 8. d3 Be6 {LiveBook: 4 Games} 9. Ne3 (9. g3 $11 {remains equal.}) 9... Rd8 $17 10. g3 $146 {[#]} ({Predecessor:} 10. Bd2 g6 11. g3 h5 12. Bg2 h4 13. O-O Bg7 14. Re1 Qd7 {0-1 (44) Kotsur,P (2569)-Sakaev,K (2656) Moscow 2004}) 10... c4 $1 {[%mdl 512]} 11. Bg2 (11. dxc4 Rxd1+) 11... cxd3 12. cxd3 g6 13. O-O Bg7 14. Ne2 O-O 15. Nf4 Bc8 16. Bd2 e5 17. Nfd5 Nxd5 18. Nxd5 Qd6 19. Bg5 f6 20. Be3 Be6 21. Nc3 {[%cal Bd5c3,Bc3a4,Ba4c5][%mdl 32]} f5 22. Bb6 Rd7 (22... Qxd3 $6 23. Bxd8 Rxd8 24. Qxd3 $11) 23. a5 Nb4 (23... Qxd3 $17 {Threatening ...Rff7.} 24. Qxd3 Rxd3) 24. Na4 {Black must now prevent Bc5.} Nxd3 {[#] Strongly threatening ...Qb4.} 25. Nc5 $1 {[%mdl 512]} e4 ({Avoid the trap} 25... Nxb2 $2 26. Qxd6 Rxd6 27. Bc7 $18) (25... Nxc5 26. Qxd6) 26. Nxd7 Qxd7 27. f3 (27. Qd2 $15) 27... Bd4+ 28. Kh1 Bxb6 $1 ({But not} 28... Bxb2 $6 29. Rb1 $11) 29. axb6 e3 $1 30. f4 Nf2+ (30... Re8 $17 31. Qc2 Bf7) 31. Rxf2 $1 $11 exf2 32. Qxd7 Bxd7 {[%mdl 4096] Endgame KRB-KRB} 33. Rf1 Bc6 $1 34. Bxc6 bxc6 35. Rxf2 $17 {KR-KR} Rb8 36. Kg1 Rxb6 37. Kf1 Kf7 38. Re2 c5 39. Rc2 Rb5 40. Ke2 {[#]} Ke6 $1 41. Kd3 Kd5 42. Kc3 Rb4 {...Rc4+ is the strong threat.} 43. b3 Re4 44. Rd2+ Kc6 45. Rd8 {[#]} Re2 $1 {[%cal Re2h2]} 46. h4 Re3+ 47. Kc4 $1 Rxg3 {Hoping for ...Rg4.} 48. Rf8 (48. Ra8 $15) 48... Rg4 49. Rf6+ Kd7 50. Kxc5 $2 {[%mdl 8192]} (50. h5 $17) 50... Rxh4 $19 51. Rxa6 Rxf4 52. b4 Rf1 53. b5 Rc1+ 54. Kd5 Kc7 55. Ra7+ $2 (55. Rf6) 55... Kb6 56. Rxh7 Rg1 57. Ke5 Kxb5 58. Rc7 Rg4 59. Rc1 (59. Rc8 $142) 59... Kb4 60. Rc8 Rc4 61. Rg8 Rg4 (61... Re4+ $142 62. Kf6 Rg4) 62. Rc8 $1 f4 63. Kd4 (63. Rb8+ $142 Kc3 64. Ke4) 63... Kb3 $2 (63... Rg3 64. Ke4 g5) 64. Rc3+ $2 (64. Ke4 g5 65. Rd8) 64... Kb2 65. Rf3 Kc2 66. Ke4 g5 67. Ra3 Kd2 {Black mates.} 68. Rb3 Ke2 69. Rb2+ Kf1 70. Rb1+ Kg2 71. Rb2+ Kg3 72. Kf5 f3 {[%cal Bf4f3,Bf3f2][%mdl 32]} 73. Ra2 Rb4 74. Kxg5 f2 {Precision: White = 40%, Black = 70%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Kantans, Toms"]
[Black "Korchmar, Vasiliy"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2541"]
[BlackElo "2398"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,55,-16,-15,-27,-27,-28,-28,-19,-24,-23,-21,-23,-19,-26,-22,-39,-12,-31,0,7,35,-30,20,-35,-10,-4,0,0,9,9,6,0,0,-107,-87,-66,-29,-48,-41,-25,0,0,0,0,0,0,0,0]} 1. c4 e5 2. g3 Nf6 3. Bg2 Bc5 4. Nc3 c6 5. Qa4 (5. e3 O-O 6. Nge2 d5 7. cxd5 Nxd5 8. d4 exd4 9. Nxd5 cxd5 10. Nxd4 Nc6 11. Nb3 Bb4+ 12. Bd2 Bf5 13. O-O Be4 {½-½ (31) Grigoriants,S (2580)-Jakovenko,D (2732) Gibraltar 2016}) 5... O-O {LiveBook: 4 Games} 6. b4 {A23: English Opening: 1...e5 2 Nc3 Nf6 3 g3 c6} Be7 7. Nf3 $146 ({Predecessor:} 7. Qb3 d6 8. Rb1 Be6 9. Nf3 h6 10. O-O Nbd7 11. d3 d5 12. cxd5 cxd5 {½-½ (58) Voiska,M (2366)-Shneider,A (2551) Cappelle-la-Grande 2000}) 7... e4 8. Nd4 {Black has an edge.} d5 9. cxd5 Nxd5 10. Nxd5 cxd5 11. Bb2 Qb6 12. b5 Bf6 13. O-O Bd7 14. Rab1 a6 {[%cal Ra6b5]} 15. d3 (15. Rfc1 $14) 15... exd3 16. exd3 (16. Bxd5 $11 Bh3 17. Rfe1) 16... Ra7 {[%cal Ra6b5]} 17. Ne2 ({Avoid the trap} 17. Bxd5 $2 axb5 18. Qb4 Ra4 $19) 17... axb5 18. Qb3 Bxb2 19. Rxb2 d4 20. a4 {[%cal Ra4b5]} Ra5 21. Qb4 {[#]} (21. Rfb1 $11 {remains equal.}) 21... Na6 $1 $17 {[%cal Ra6b4]} 22. Qe7 Bc6 (22... Nc5 {keeps more tension.} 23. axb5 Re8 24. Qh4 Rxb5 25. Rxb5 Bxb5 26. Nxd4 Bxd3 27. Rd1 Bg6) 23. axb5 Bxg2 24. Kxg2 Rxb5 25. Rxb5 {The position is equal.} Qxb5 26. Nxd4 Qxd3 27. Qxb7 Qxd4 28. Qxa6 {Precision: White = 42%, Black = 38%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Sanal, Vahap"]
[Black "Mu, Ke"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2539"]
[BlackElo "2411"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,106,33,20,29,0,-2,-20,-20,-46,-42,-44,-43,-46,-50,-45,-29,-39,-21,-62,-61,-59,-50,-59,0,0,0,-10,0,-40,-48,-37,-18,-33,-4,-10,0,0,32,22,8,0,0,0,0,0,0,-2,0,0,0,-27,0,-22,0,-30,-26,-39,-39,-54,-56,-56,-56,-81,-74,-134,-138,-139,-136,-193,-193,-187,-187,-172,-171,-208,-195,-593,-159,-581,-992,-2083,-495,-2088,-1908,-1000,-1037,-29977,-29978,-5293,-29979,-29974,-29976,-3449,-2356]} 1. Nf3 Nf6 2. g3 g6 3. b3 Bg7 4. Bb2 d5 5. c4 c6 6. Bg2 O-O 7. O-O Bg4 8. d3 Nbd7 {A11: English Opening: 1...c6} 9. Nc3 (9. Nbd2 Re8 10. h3 Bxf3 11. Nxf3 e5 12. cxd5 cxd5 13. e3 a5 14. a3 Qb6 15. Rb1 Rad8 16. Re1 e4 17. dxe4 dxe4 18. Bd4 {½-½ (30) Bruzon Batista,L (2652)-Zherebukh,Y (2632) Saint Louis 2017}) 9... e5 10. h3 Bxf3 {The position is equal.} 11. Bxf3 {[%cal Rc4d5]} d4 12. Ne4 Nxe4 13. Bxe4 a5 14. Bg2 {[#]} h5 $146 ({Find the theoretical novelty and annotate with similar games:} 14... Re8 15. Rb1 Nc5 16. a3 {1-0 (86) Sanal,V (2475)-Esen,B (2528) Antalya 2017}) 15. h4 Nf6 16. b4 axb4 17. Qb3 Re8 18. Qxb4 e4 (18... Bf8 $15 19. Qb3 Nd7) 19. Bc1 Qc8 20. Bg5 e3 21. Bxf6 (21. fxe3 {seems wilder.} Ng4 22. Rab1 f6 23. Bf4 Nxe3 24. Bxe3 Rxe3 25. Qxb7 Qxb7 26. Rxb7 Rxe2 27. Bxc6 Raxa2 28. Bd5+) 21... Bxf6 22. f4 Qc7 (22... Qg4 $5 {[%cal Rg4e2]} 23. Rf3 Ra7 $15) 23. Rfb1 Re7 24. a4 Qd7 25. Kh2 Qg4 26. Bf3 Qf5 27. Qe1 Rd7 28. Bg2 {[#] And now Bh3 would win.} Qc5 29. Bh3 Rc7 30. Rb3 Be7 31. Qb1 Ra7 32. Ra2 (32. a5 $5) 32... Qd6 33. Qe1 Bd8 34. Bg2 Re7 35. a5 f6 36. Qb4 Qxb4 37. Rxb4 {Black should prevent a6!} Rxa5 38. Rab2 Ra7 39. f5 (39. c5 $142) 39... gxf5 $17 40. c5 Bc7 41. Rxd4 (41. Bh3 $17) 41... Rg7 $19 42. Rb1 Bxg3+ 43. Kh1 Rg4 44. Rd7 Rxh4+ 45. Kg1 $2 (45. Bh3) 45... Bf2+ 46. Kf1 Rg4 47. Rd8+ Kg7 (47... Kh7 $142 {( -> ...b5!)} 48. Rd7+ Kg6) 48. Rd7+ (48. Rb8 $142 Rb4 49. Rc1) 48... Kh6 49. Rd8 h4 50. Rh8+ Kg7 51. Rh5 f4 52. d4 {[#]} f5 $1 53. Rc1 (53. Rxf5 h3) 53... Ra8 {Precision: White = 40%, Black = 56%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Zakhartsov, Viacheslav V"]
[Black "Stocek, Jiri"]
[Result "1/2-1/2"]
[ECO "E46"]
[WhiteElo "2539"]
[BlackElo "2583"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,37,11,16,18,19,9,20,20,10,15,19,12,9,9,29,17]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Nge2 Re8 6. a3 Bf8 7. Ng3 d5 8. Be2 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} dxc4 9. O-O c5 10. dxc5 Bxc5 11. Bxc4 Nbd7 12. b4 Be7 {LiveBook: 4 Games} 13. Bb2 a5 14. Qb3 axb4 15. axb4 Rxa1 16. Rxa1 {[#]} Nb6 $146 17. Rd1 Bd7 18. Be2 Qb8 19. b5 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Zeng, Chongsheng"]
[Black "Mandizha, Farai"]
[Result "1-0"]
[ECO "C01"]
[WhiteElo "2537"]
[BlackElo "2392"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,75,19,4,29,27,30,21,27,29,30,34,31,32,30,23,68,64,95,40,40,41,106,70,68,53,44,90,72,-88,-65,-59,-35,-29,-39,-38,-23,-27,-28,-33,-35,-24,-4,0,0,0,0,0,0,0,0,-56,1053,864,1035,986,12839,12837,5497,5509,29989,29990,29996,29997,29997,29998]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Nf3 Bd6 5. c4 Nf6 6. Nc3 O-O 7. cxd5 {LiveBook: 88 Games} a6 {C01: French: Exchange Variation} (7... Re8+ 8. Be2 Nbd7 9. Bg5 h6 10. Bh4 Nb6 11. O-O Be7 12. Bxf6 Bxf6 13. Qb3 a6 14. a4 Nxd5 15. Bc4 {1-0 (39) Lysyj,I (2686)-Savchenko,B (2599) Wroclaw 2014}) 8. Be2 b5 9. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3,Bg3e5][%mdl 32]} Re8 {The position is equal.} 10. O-O Nbd7 $146 ({Predecessor:} 10... Bb7 11. Bd3 Nbd7 12. Qc2 h6 13. Bh4 b4 14. Ne4 Bxd5 15. Rfe1 {1-0 (72) Gvetadze,S (2287)-Kamadadze,Z (2208) Batumi 2003}) 11. Nd2 h6 12. Bh4 g5 13. Bg3 b4 14. Na4 Nxd5 15. Bf3 ({White should try} 15. Nc4 $16) 15... N7f6 $14 16. Nc4 Bf5 (16... g4 $14 17. Bxd5 Nxd5) 17. Be5 Rb8 18. Rc1 g4 19. Bxd5 Nxd5 20. Ne3 $2 (20. Nc5 $16 {stays on course.}) 20... Nxe3 $17 21. fxe3 Bxe5 22. Rxf5 Bg7 $1 23. Qxg4 Rxe3 24. Rf4 Qe8 25. Rcf1 Re1 {[#] Threatens to win with ...Rxf1+.} 26. Nc5 Rxf1+ 27. Kxf1 Qe3 28. g3 $40 {[%mdl 128] White attacks.} ({Don't play} 28. Re4 Qc1+ 29. Re1 Qc4+ 30. Re2 Rd8 $17) 28... Qc1+ 29. Kg2 {Hoping for Rxf7!} Qxb2+ 30. Kh3 $1 ({Reject} 30. Rf2 Qxd4 31. Qf5 Qc4 $17) 30... Qxa2 {And now ...Rd8 would win.} 31. d5 (31. Nd7 $11 h5 32. Nf6+ Kf8 33. Nd7+ Kg8 34. Nf6+ Kf8 35. Nd7+ Kg8) 31... Qc2 $2 {[%mdl 8192] [#]} (31... Qxd5 $15 32. Nd7 h5 33. Nf6+ Kh8 34. Qxg7+ Kxg7 35. Nxd5 a5) 32. Rxf7 $1 $18 {[%csl Gf7][%cal Rg4g7][%mdl 512]} Qh7 (32... Kxf7 33. Qe6+) 33. Nd7 {Nf6+ would kill now.} h5 34. Qe6 {[%csl Gd7][%cal Rf7f8]} Kh8 35. Nxb8 {Intending Nc6 and mate.} b3 36. Rxc7 {White mates.} Qd3 37. Qe8+ Kh7 38. Qxh5+ {Precision: White = 58%, Black = 50%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Berelowitsch, Alexander"]
[Black "Kryakvin, Dmitry"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2527"]
[BlackElo "2583"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,76,-36,-34,-43,0,0,13,0,0,8,54,0,0,-11,-2,-3,32,35,53,2,7,12,2,0,0,-3,0,0,0,0,0,0,0,3,4,11,1,0,0,0,0,0,0,0,0,0,0,0,0,-56,-56,-59,-59,-60,-56,-164,-165,-85,-174,-209,-197,-191,-195,-252,-251,-270,-259,-215,-216]} 1. d4 d5 2. Nc3 Nf6 3. Bf4 e6 4. e3 Bb4 5. Bd3 (5. Nge2 O-O 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. Bd3 Nc6 10. O-O Bd6 11. Bg5 h6 12. Bxf6 Qxf6 {0-1 (74) Navara,D (2734)-Wojtaszek,R (2734) Berlin 2015}) 5... c5 6. dxc5 {D00: 1 d4 d5: Unusual lines} Nc6 7. Nf3 Nd7 8. O-O $146 {The position is equal.} ({Predecessor:} 8. Be2 Nxc5 9. O-O Bxc3 10. bxc3 f6 11. c4 dxc4 12. Qxd8+ Nxd8 {0-1 (83) Secrieru,I (1983)-Girard,E (2277) ICCF email 2009}) 8... Bxc3 9. bxc3 {[#] Black must now prevent Bd6.} e5 10. e4 (10. Bg3 $14) 10... exf4 $11 11. exd5 Ne7 $1 {And now ...0-0 would win.} 12. d6 {aiming for Re1.} O-O {[#] Threatens to win with ...Nc6.} 13. dxe7 Qxe7 14. Qc1 (14. Re1 $14 Qxc5 15. Qd2) 14... Qxc5 15. Qxf4 Qxc3 16. Qd6 Nf6 17. a4 Bg4 18. Qf4 Rfe8 19. h3 Bh5 20. Rab1 Re7 21. Rb3 Qc7 22. Qxc7 Rxc7 23. Ne5 Re8 24. f4 Bg6 $1 25. Nxg6 hxg6 26. a5 Ree7 27. Rfb1 Nd5 28. g3 Nc3 29. Rf1 ({White should play} 29. R1b2 $11) 29... Ne4 $15 {Hoping for ...Nd2.} 30. Bxe4 Rxe4 {[%mdl 4096] Endgame KRR-KRR} 31. Rf2 Ra4 32. Rd3 ({White should try} 32. Rb5 $15) 32... Rxa5 $19 33. Rd8+ Kh7 34. Re2 g5 35. fxg5 Rxg5 36. g4 (36. Kf2 $142) 36... Rgc5 37. Kf1 Rc3 38. h4 R3c4 {Precision: White = 55%, Black = 62%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Sulskis, Sarunas"]
[Black "Kulaots, Kaido"]
[Result "1/2-1/2"]
[ECO "A48"]
[WhiteElo "2519"]
[BlackElo "2577"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,107,-14,10,-3,0,7,13,0,17,5,22,16,16,0,4,0,7,-4,0,-7,0,0,0,0,0,0,0,-7,-6,-6,0,-7,-7,-11,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,-8,0,-10,117,0,0,0,0,0,23,23,24,5,5,5,5,5,8,4,25,25,61,0,0,0,0,0,0,8,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. Bf4 Bg7 4. c3 d6 5. h3 O-O 6. e3 Nc6 {LiveBook: 37 Games} 7. Bb5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} (7. Be2 Nd7 8. O-O e5 9. Bh2 f5 10. a4 Qe7 11. Na3 Nd8 12. dxe5 Nxe5 13. Nc4 Nxf3+ 14. Bxf3 Nf7 {½-½ (23) Tomashevsky,E (2711)-Salem,A (2656) Sharjah 2017}) 7... Bd7 $146 ({Predecessor:} 7... Nd7 8. Bh2 a6 9. Ba4 b5 10. Bc2 Bb7 11. O-O e5 12. Nbd2 f5 13. dxe5 Ncxe5 14. Nd4 Qe7 {½-½ (43) Sergeev,V (2483)-Mladenov,P (2396) Guben 2011}) 8. a4 Qe8 9. O-O e5 10. Bh2 Rd8 11. Nbd2 a6 12. Bxc6 Bxc6 13. dxe5 Bxf3 14. Qxf3 (14. Nxf3 $5 {[%cal Re5f6]} dxe5 15. Qb3 $14) 14... dxe5 15. Rfd1 e4 16. Qe2 Qc6 17. Be5 Rfe8 18. Bd4 Nd7 19. Qc4 Qxc4 20. Nxc4 Bf8 21. b4 b6 22. b5 f6 23. g4 Kf7 24. Kg2 (24. g5 $5) 24... Ra8 25. Nd2 Bd6 26. c4 f5 27. Nb3 axb5 28. cxb5 Red8 29. a5 bxa5 30. Nxa5 Rdb8 31. Nc4 {Ba7 is the strong threat.} Be7 {[#]} (31... Rxa1 $11 32. Nxd6+ cxd6 33. Bxa1 Ke6) 32. Ra6 (32. Ba7 $1 $16 {[%cal Ra7b8]} Rd8 33. Ra6) 32... Rxa6 $11 33. bxa6 Ra8 34. Ra1 c5 35. Bb2 Ra7 36. Ne5+ Nxe5 37. Bxe5 Bf6 38. Bxf6 Kxf6 39. gxf5 gxf5 {[%mdl 4096] Endgame KR-KR} 40. Ra5 Ke6 41. Kg3 (41. Rxc5 $14 Rxa6 42. Kg3) 41... Kd5 {The position is equal.} 42. Kf4 Kc4 $1 43. Kxf5 Kb4 $1 {[%cal Rb4a5]} 44. Ra1 c4 $1 {[%cal Bc5c4,Bc4c3,Bc3c2][%mdl 32]} 45. Kxe4 c3 $1 {[%cal Rc3c2] White must now prevent ...c2.} 46. Rb1+ Kc4 47. Rb6 c2 48. Rc6+ Kb3 {[#] aiming for ...Rxa6!} 49. Kd3 Rd7+ 50. Ke2 Kb2 51. Rb6+ Kc3 {Strongly threatening ...Rc7.} 52. Rc6+ Kb2 53. Rb6+ Kc3 {Hoping for ...Rc7.} 54. Rc6+ {Precision: White = 62%, Black = 73%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Lei, Tingjie"]
[Black "Alekseenko, Kirill"]
[Result "1/2-1/2"]
[ECO "B09"]
[WhiteElo "2514"]
[BlackElo "2575"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,107,37,21,19,11,23,23,31,3,14,0,0,0,0,0,0,0,12,16,53,39,31,39,59,35,33,35,35,17,25,23,28,24,19,31,28,27,43,43,42,45,38,36,38,12,12,18,13,13,10,12,28,27,30,22,31,19,26,22,21,13,27,26,24,0,51,28,16,5,7,4,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. Bd3 Na6 7. O-O c5 8. d5 Bg4 9. h3 Bxf3 10. Qxf3 Nb4 {B09: Pirc Defence: Austrian Attack} 11. a3 (11. a4 Nd7 12. Qe2 Nxd3 13. Qxd3 Qb6 14. Kh1 Rac8 15. a5 Qa6 16. Qxa6 bxa6 17. Bd2 Rb8 18. b3 {0-1 (52) Sethuraman,S (2640)-Malakhov,V (2694) Berlin 2015}) 11... Nxd3 12. Qxd3 Nd7 {White has an edge.} 13. Nd1 a6 $146 ({Find the theoretical novelty and annotate with similar games:} 13... Qc7 14. c4 b5 15. Ne3 bxc4 16. Nxc4 Nb6 17. Rb1 Rab8 18. b3 Nxc4 19. Qxc4 {0-1 (30) Bertusi,M (2000)-Slogar,D (2314) Sisak 2013}) 14. a4 {[#]} b5 $1 {[%mdl 512]} 15. axb5 Qb6 $1 {Hoping for ...c4+.} 16. Qa3 {[%cal Rb5a6]} (16. Rxa6 $2 Rxa6 17. bxa6 c4+ 18. Be3 (18. Qe3 $2 Bd4 $19) 18... cxd3 $19) (16. bxa6 $2 c4+ 17. Be3 (17. Qe3 $2 Bd4 $19) 17... cxd3 $19) 16... Qxb5 17. Qf3 e6 18. Ne3 Nb6 19. f5 exf5 ({Wrong is} 19... Bxb2 $2 20. Bxb2 Qxb2 21. Rab1 $18 (21. fxe6 fxe6 22. Qg4 exd5 $11)) 20. exf5 Rfe8 ({Don't go for} 20... Bxb2 $2 21. Bxb2 Qxb2 22. Rab1 $18) 21. Ng4 {[#] Black must now prevent fxg6.} Qe2 $1 22. fxg6 fxg6 23. Nf6+ Bxf6 $1 24. Qxf6 Rf8 25. Qe6+ Qxe6 26. dxe6 Rxf1+ 27. Kxf1 $11 {[%mdl 4096] Endgame KRB-KRN} Kg7 28. Bf4 Rf8 29. g3 {Strongly threatening e7.} Nc8 30. e7 Nxe7 31. Kg2 Nd5 32. Bxd6 Ne3+ 33. Kg1 Rf5 34. g4 Rd5 35. Rxa6 Nxc2 36. Rc6 Nd4 37. Rc7+ Kf6 38. Be7+ Ke6 39. Bf8 Nf3+ 40. Kf2 Ne5 41. Rxh7 Nd3+ (41... Rd8 $11 42. Re7+ Kf6 43. g5+ Kf5) 42. Kf3 $14 Nxb2 43. Re7+ {The position is equal.} Kf6 44. h4 Rd3+ 45. Ke2 {Rb7 is the strong threat.} Rd8 46. g5+ Kf5 47. Bg7 Nc4 48. Bc3 Rd5 49. Rf7+ Kg4 50. Rg7 Ne5 51. Bxe5 Rxe5+ 52. Kd3 Re6 53. Rh7 Re1 54. Rh6 {Precision: White = 77%, Black = 72%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Kvon, Andrey"]
[Black "Saveliev, Alexei"]
[Result "1-0"]
[ECO "E48"]
[WhiteElo "2500"]
[BlackElo "2396"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,121,18,20,16,6,37,32,19,4,22,14,31,0,42,27,53,68,104,102,109,110,115,110,98,110,126,116,109,109,118,116,175,163,160,162,168,168,174,175,175,175,172,169,181,168,170,168,166,146,146,134,121,94,107,103,92,99,162,173,167,165,169,129,139,130,130,148,149,36,36,36,33,36,39,33,281,282,276,265,217,109,222,157,620,632,528,523,802,775,601,8,8,8,1258,536,1281,1222,29962,12775,29986,29987,29987,29988]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nge2 dxc4 7. Bxc4 e5 8. a3 {E48: Nimzo-Indian: Rubinstein: 5 Bd3 d5 including 6 Ne2, but excluding 6 a3} exd4 9. axb4 dxc3 10. Qxd8 Rxd8 11. bxc3 {LiveBook: 3 Games} Nbd7 {[%cal Bb8d7,Bd7e5,Be5c4][%mdl 32]} 12. Nd4 Ne5 $146 ({Predecessor:} 12... c5 13. bxc5 Nxc5 14. Ba3 b6 15. Bxc5 bxc5 {1-0 (36) Khismatullin,D (2635)-Vorobiov,E (2581) St Petersburg 2011}) 13. Be2 Ne4 14. Bb2 {[%cal Bc1b2,Bb2a3,Ba3b4][%mdl 32]} Nd6 15. f3 Bd7 16. Kf2 b6 17. Rhb1 Nec4 18. b5 Na5 19. Ba3 Ndc4 20. Bb4 Bc8 21. Ra2 a6 22. Rba1 axb5 23. Bxc4 bxc4 24. Bxa5 {Nc6 is the strong threat.} bxa5 25. Rxa5 Rb8 (25... Bb7 $16 26. e4 Kf8) 26. R1a2 Rb7 27. Rc5 Be6 28. e4 Kf8 29. h4 Rdb8 30. g4 Ke7 31. Ke3 Kd6 32. Raa5 Rb1 33. e5+ Kd7 34. Ra7 R8b7 35. Rxb7 Rxb7 $16 {[%mdl 4096] Endgame KRB-KRN} 36. Ke4 Rb1 37. Nxe6 fxe6 38. Rxc4 {KR-KR} g6 (38... Re1+ $16 39. Kf4 h6) 39. Kf4 $18 h6 40. Rd4+ Ke7 41. Rb4 Rh1 42. Kg3 Rg1+ 43. Kf2 Rh1 44. Rb8 (44. Rc4 $16) 44... Rxh4 $14 45. Rg8 g5 $1 46. Rg7+ Kd8 47. Kg2 h5 $2 ({Black should try} 47... c6 $14) 48. Rxg5 $18 hxg4 49. fxg4 Kd7 50. c4 (50. Rg8 $18) 50... Rh7 {[#]} (50... Kc6 $16 {keeps fighting.}) 51. Rh5 $1 {[%cal Rh5h7]} Rg7 $2 {[#]} (51... Rf7 $16 52. Kg3 Rf1 53. Rh7+ Kc6) 52. Kg3 $1 Kc6 {If only Black now had time for ...Kc5....} 53. Rh6 Kc5 54. Rxe6 Kxc4 55. Re8 $2 (55. Rf6 $18 {And now Kf4 would win.} Kd5 56. Kf4) 55... Kd5 $11 56. Kf4 c5 $2 {[%mdl 8192]} (56... Rf7+ $11 57. Kg5 Rf1) 57. Rd8+ (57. e6 $142 Kd6 58. Kf5) 57... Kc6 58. e6 {[%cal Be5e6,Be6e7][%mdl 32]} c4 59. Kf5 Rc7 60. Kf6 c3 61. e7 {Precision: White = 68%, Black = 34%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Wan, Yunguo"]
[Black "Vorobiov, Evgeny E"]
[Result "1/2-1/2"]
[ECO "B57"]
[WhiteElo "2482"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,90,18,0,1,-32,33,21,11,2,10,0,47,41,35,0,0,0,0,16,60,62,77,75,62,75,87,30,52,-10,70,78,23,33,22,20,92,0,0,0,256,179,239,0,0,0,0,0,0,-162,-152,-164,-170,-163,-168,-181,0,0,28,35,35,35,28,0,0,0,28,28,28,0,0,0,28,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 Qb6 7. Nxc6 bxc6 8. Bb3 {LiveBook: 3 Games. B57: Classical Sicilian: Sozin with 6...Qb6} (8. O-O g6 9. Qe1 Qc7 10. Bf4 Nd7 11. Qe3 Bg7 12. Bh6 O-O 13. Bxg7 Kxg7 14. b3 a5 15. Rad1 Ba6 16. Bxa6 Rxa6 {½-½ (64) Antal,G (2562)-Schlosser,P (2571) Austria 2016}) 8... e6 9. g4 $146 ({Predecessor:} 9. Be3 Qc7 10. g4 h5 11. gxh5 Rxh5 12. Qf3 Bd7 13. O-O-O Rb8 14. Rhg1 Ra5 15. Rg5 Rxg5 16. Bxg5 {0-1 (33) Thorgeirsson,J (2102)-Thorhallsson,T (2411) Reykjavik 2016}) 9... Be7 (9... d5 $15) 10. g5 $14 {White is slightly better.} Nd7 11. h4 a5 12. Be3 Qc7 13. h5 $36 {[%mdl 2048] White has the initiative.} Nc5 14. Bd4 {[#] Black must now prevent h6.} (14. h6 $5 {[%cal Rh6g7]} g6 15. Qd2 $11) 14... Nxb3 15. axb3 e5 16. Be3 Be6 17. f4 exf4 18. Bxf4 Qb6 19. Qd2 O-O 20. Be3 (20. h6 $16) 20... Qb7 21. g6 ({Better is} 21. h6 $14 g6 22. O-O (22. Qd4 f6 $15)) 21... fxg6 (21... a4 $11) 22. hxg6 hxg6 (22... h6 $16) 23. Qg2 a4 24. Qxg6 Bf6 25. Kd2 (25. Nxa4 $6 Qb4+ 26. Ke2 Bc4+ 27. bxc4 Qxc4+ 28. Kd1 Rxa4 $11) (25. Rxa4 $16 Rxa4 26. Nxa4) 25... axb3 $11 26. Raf1 bxc2 $2 {[%mdl 8192]} (26... Rf7 $11) 27. Qh7+ Kf7 28. Rxf6+ $2 (28. Bd4 $18 {Strongly threatening Rxf6+.} c1=Q+ 29. Kxc1) 28... Kxf6 29. Rf1+ Ke7 30. Qxg7+ Bf7 31. Rxf7+ $2 (31. e5 $11 Qb3 32. Qg5+ Kd7 33. exd6) 31... Rxf7 $19 32. Bg5+ Ke6 33. Qg6+ Ke5 34. Bh4 {[#]} Qd7 $2 (34... Qxb2 35. Bg3+ Rf4 36. Bxf4+ Kd4 37. Qxd6+ Kc4 38. Qxc6+ Kb4 39. Qb5+ Ka3 40. Bd6+ Qb4 41. Qxb4#) (34... Kd4 $1 $19 35. Qxd6+ Kc4 36. Qd3+ Kc5 37. Qe3+ Kc4 38. Qd3+ Kc5 39. Qe3+ Kc4 40. Qd3+) 35. Kxc2 $11 Raf8 {...Rf2+! is the strong threat.} 36. Qg5+ Ke6 $1 {And now ...Rg7 would win.} (36... Kd4 37. Ne2+ Kxe4 38. Nc3+ Kd4 39. Qd2+ Kc4 40. b3+ Kb4 41. Nd5+ Kc5 42. b4+ Kb5 43. Qd3+ Ka4 44. Qa6#) 37. Qg4+ $1 {[%mdl 1024] White has compensation.} Ke5 38. Qg5+ Ke6 $1 {Threatens to win with ...Rg7.} (38... Kd4 39. Ne2+ Kxe4 40. Nc3+ Kd4 41. Qd2+ Kc4 42. b3+ Kb4 43. Nd5+ Kc5 44. b4+ Kb5 45. Qd3+ Ka4 46. Qa6#) 39. Qg4+ $1 Ke5 40. Bg3+ Kf6 $1 ({Inferior is} 40... Kd4 41. Qd1+ Kc5 42. Na4+ Kb5 43. Qd3+ Kxa4 44. Qa6+ Kb4 45. Qb6+ Ka4 46. b3+ Ka3 47. Qa5#) 41. Bh4+ (41. e5+ $5 Ke7 42. Bh4+ Ke8 43. e6 Rf2+ 44. Kd1 Rf1+ 45. Kd2 $16) 41... Ke5 42. Bg3+ Kf6 $1 (42... Kd4 43. Qd1+ Kc5 44. Na4+ Kb5 45. Qd3+ Kxa4 46. Qa6+ Kb4 47. Qb6+ Ka4 48. b3+ Ka3 49. Qa5#) 43. Bh4+ (43. e5+ $5 Ke7 44. Bh4+ Ke8 45. e6 Rf2+ 46. Kc1 Rf1+ 47. Kd2 $16) 43... Ke5 {The position is equal.} 44. Qg5+ Ke6 $1 {aiming for ...Rg7.} (44... Kd4 45. Ne2+ Kxe4 46. Nc3+ Kd4 47. Qd2+ Kc4 48. b3+ Kb4 49. Nd5+ Kc5 50. b4+ Kb5 51. Qd3+ Ka4 52. Qa6#) 45. Qg4+ $1 Ke5 {Precision: White = 41%, Black = 60%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Shoker, Samy"]
[Black "Ghosh, Diptayan"]
[Result "1/2-1/2"]
[ECO "D79"]
[WhiteElo "2472"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,97,0,23,20,20,20,20,11,11,6,12,14,10,26,46,27,34,27,26,27,62,45,63,35,42,47,47,26,47,54,56,46,132,141,150,41,53,54,54,54,116,69,82,80,131,143,306,306,320,306,362,353,329,310,320,0,216,0,0,0,0,0,0,0,85,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. c4 c6 6. d4 d5 7. cxd5 cxd5 8. Ne5 Ne4 9. Nd2 {D79: Fianchetto Grünfeld: Symmetrical Variation (6 0-0 c6 7 cxd5 cxd5)} (9. Nc3 Nxc3 10. bxc3 Nc6 11. Nxc6 bxc6 12. Qa4 Qb6 13. Ba3 Qa6 14. Qxa6 Bxa6 15. Rfe1 Rfe8 16. Bc5 e6 17. e3 Bf8 18. Bxf8 Kxf8 19. Bf1 Bxf1 20. Kxf1 Reb8 21. Reb1 {½-½ (41) Piorun,K (2638)-Ivanchuk,V (2738) Matanzas 2017}) 9... Bf5 10. Nxe4 Bxe4 11. Bh3 Nc6 {LiveBook: 3 Games} 12. Nxc6 bxc6 13. Be3 Qb6 14. Qd2 $146 ({Predecessor:} 14. f3 Bf5 15. Bxf5 gxf5 16. Qd3 Rab8 17. Rfc1 Qb5 18. Qxb5 Rxb5 {½-½ (41) Paehtz,T (2380)-Heinig,W (2330) Plauen 1980}) 14... Rfb8 15. b3 Qb4 16. Rac1 Qxd2 17. Bxd2 Rb6 18. Bd7 (18. f3 $5 {[%cal Rf3e4]} Bf5 19. Bxf5 gxf5 20. e3 $14) 18... Bxd4 19. Bxc6 Rc8 20. Bd7 Rxc1 21. Rxc1 Rb8 22. Bg5 Kg7 23. Kf1 h6 24. Bd2 (24. Bf4 {is interesting.} e5 25. Bd2 Rb7 26. Bc8 Rb8 27. Bh3) 24... g5 25. b4 Rd8 26. Bb5 e5 (26... Be5 $14) 27. a4 $16 Rb8 28. Rc6 (28. Ba6 $16) 28... Bf5 $14 29. Rd6 Be6 30. e3 Bb2 (30... Bb6 $14) 31. Ra6 $36 {[%mdl 2048] Black is under pressure.} Rb7 $1 32. Bc6 Rc7 ({Black should try} 32... Re7) 33. b5 $16 d4 $2 (33... f6 $16) 34. Ba5 $18 Bc4+ 35. Kg1 Re7 36. Bb4 (36. Bd8 Re6 $18) 36... Re6 37. Rxa7 Bc3 {[#]} 38. Bc5 $2 (38. Bxc3 $1 $18 dxc3 39. Be4) 38... d3 $2 {[#]} (38... Rxc6 $1 $11 39. bxc6 d3) 39. Rd7 $2 (39. Bf3 $1 $18) 39... Rxc6 $11 40. bxc6 {[%mdl 4096] Endgame KRB-KB} d2 41. Kg2 {e4 is the strong threat.} Kh7 42. c7 Bd4 (42... Ba6 $1 $11 {keeps the balance.} 43. Rxf7+ Kg6) 43. Rxd4 ({Don't play} 43. Rxf7+ $6 Bxf7 44. c8=Q Bd5+ 45. f3 (45. Kh3 d1=Q $11) 45... Bxf3+ 46. Kh3 (46. Kxf3 d1=Q+ 47. Ke4 Qh1+ 48. Kd3 Qd1+ 49. Kc4 Qxa4+ 50. Kd5 Qb3+ 51. Kc6 Qxe3 $11) 46... d1=Q $11) (43. c8=Q $16 d1=Q 44. Rxf7+ (44. Rxd4 {is a self mate.} Bf1+ 45. Kg1 Bd3+ 46. Kg2 exd4 47. Qh8+ Kxh8 48. Bxd4+ Kh7 49. h4 Be4+ 50. f3 Bxf3+ 51. Kf2 Qe2+ 52. Kg1 Qg2#) 44... Bxf7 45. Qd7) 43... exd4 {The position is equal.} 44. c8=Q d1=Q 45. Qf5+ Kg8 46. Qc8+ Kh7 47. Qf5+ Kg8 48. Qc8+ Kh7 {( -> ...Bf1+)} 49. Qf5+ {Precision: White = 73%, Black = 46%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Fedorovsky, Michael"]
[Black "Pultinevicius, Paulius"]
[Result "1/2-1/2"]
[ECO "A46"]
[WhiteElo "2467"]
[BlackElo "2389"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,148,27,61,18,33,4,12,2,5,-4,0,-93,-87,-104,-75,-100,-56,-66,-63,-92,-75,-86,-79,-71,-91,-87,-83,-94,-93,-110,-95,-111,-98,-105,-105,-104,-75,-96,-79,-64,-74,-110,-103,-112,-104,-104,-104,-165,-75,-130,-92,-85,-41,-50,-57,-122,-20,-110,-108,-75,0,-37,0,-8,-8,-10,-10,-9,-9,-10,0,-25,-25,-31,-28,-35,-24,-49,-11,-25,-17,-33,0,-13,0,-83,-31,-31,-31,-53,-31,-31,-8,-49,-49,-76,-97,-147,-147,-147,-146,-146,-76,-76,-53,-76,-33,-76,-53,-76,-78,-88,-17,-19,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Bd3 Bb7 5. O-O d6 6. c4 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems} Nbd7 7. Nc3 g6 {LiveBook: 8 Games} 8. b4 $146 {White is slightly better.} ({Predecessor:} 8. Ng5 Bg7 9. f4 O-O 10. e4 e5 11. fxe5 dxe5 12. d5 Qe7 13. Kh1 Nh5 {½-½ (37) Muse,M (2443)-Dgebuadze,A (2544) Germany 2012}) 8... Bg7 9. Bb2 O-O 10. Qe2 Qe7 11. e4 c5 12. a3 (12. bxc5 $11 {keeps the balance.} bxc5 13. d5) 12... cxd4 $17 13. Nxd4 Nh5 14. Qe3 Rfc8 15. Rac1 Ne5 {Strongly threatening ...Ng4.} 16. Nce2 Nxd3 17. Qxd3 d5 $1 18. exd5 exd5 19. cxd5 Bxd5 20. Qd2 Qb7 21. f3 Bc4 22. Rfd1 b5 $1 23. Ng3 Nxg3 24. hxg3 Qb6 {White must now prevent ...Bb3.} 25. Qf2 Re8 26. Rd2 Rad8 27. Rcd1 Rd5 28. f4 Red8 29. Bc3 h5 30. Bb2 {[#]} (30. Ba1 $17 {was forced.}) 30... a5 (30... Bb3 $1 $19 {[%mdl 512] has better winning chances.} 31. Nxb3 Rxd2 32. Rxd2 Rxd2 33. Nxd2 Bxb2 34. Qxb6 axb6) 31. Bc3 (31. bxa5 $142 Qxa5 32. Kh2) 31... axb4 32. axb4 Qb7 33. Qe3 Qa8 34. Nf3 (34. f5 $15) 34... Re8 ({Black should play} 34... Rxd2 $17 35. Bxd2 Rd3) 35. Rxd5 (35. Ne5 $11) 35... Bxd5 36. Ne5 f6 (36... Bxg2 $17 {Threatens to win with ...Bh3.} 37. Ra1 Qd5) 37. Ra1 Qd8 38. Qc5 Be4 39. Re1 Bf5 40. Nf3 Rxe1+ 41. Bxe1 Bd3 (41... Qd7 {is more complex.} 42. Nd4 Bf8 43. Qb6 Qe7 44. Bf2 Bd7) 42. Qd4 (42. Qc6 {keeps more tension.} Kh7 43. Bf2 Qe7 44. Bc5 Qe2 45. Qc7) 42... Qxd4+ 43. Nxd4 $11 {[%mdl 4096] Endgame KBB-KBN} Kf7 44. Kf2 Ke7 45. Ke3 Bf1 46. Bc3 Bh6 47. Kf3 Kd6 48. f5 g5 49. Ne6 {[#]} (49. g4 $11) 49... g4+ (49... Bc4 $1 $17 50. Nc5 g4+ 51. Ke4 Bd5+ 52. Kd3 Bxg2) 50. Kf2 $15 Bd3 51. Bxf6 Bxf5 52. Nf4 h4 53. Bxh4 Ke5 54. Be7 {[#]} Kd4 $1 {[%mdl 1024] Black has strong compensation.} 55. Bc5+ Kc4 56. Ke3 Bg7 57. Ne2 Be5 (57... Bb2 $142 58. Nd4 Bxd4+ 59. Bxd4 Kxb4) 58. Nd4 $17 Bd7 (58... Bxd4+ $5 59. Bxd4 Kxb4 $17) 59. Ke4 Bxg3 {And now ...Bf2 would win.} (59... Bxd4 $5 60. Bxd4 Bc6+ 61. Ke3 Kxb4 $17) 60. Nf5 Bc6+ 61. Ke3 Be5 62. g3 Bc3 ({Better is} 62... Bc7 $17 {aiming for ...Bd7.} 63. Nd6+ Kd5) 63. Nd6+ $11 {The position is equal.} Kb3 64. Kf4 Bd7 65. Nxb5 $1 Bxb5 66. Kxg4 Kc4 67. Kf4 Kd5 68. g4 {[%cal Bg3g4,Bg4g5][%mdl 32]} Be5+ 69. Ke3 Bd7 70. g5 Ke6 71. Bd4 Bxd4+ 72. Kxd4 Kf5 73. b5 Bxb5 74. g6 Kxg6 {Precision: White = 49%, Black = 46%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Thybo, Jesper Sondergaard"]
[Black "Klabis, Rokas"]
[Result "1/2-1/2"]
[ECO "A14"]
[WhiteElo "2464"]
[BlackElo "2355"]
[Annotator "TA"]
[PlyCount "105"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,105,94,78,132,128,188,131,122,118,121,128,110,112,130,139,129,131,158,157,163,158,158,158,158,158,158,158,160,112,152,110,130,30,129,129,129,129,140,143,146,133,125,125,149,54,34,39,61,36,208,33,38,10,4,0,0,0,0,0,0,-2,0,-10,0,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-76,0,0,0,0,0,-8,0,0,0,0]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. d4 dxc4 7. Qc2 a6 8. a4 Nbd7 9. Rd1 c5 10. Nbd2 cxd4 11. Nxc4 {LiveBook: 7 Games} Bc5 {E05: Open Catalan: 5 Nf3 Be7} (11... Nd5 $142) (11... Nd5 12. Nxd4 N7b6 13. Bd2 Qc7 14. Ne3 Qxc2 15. Ndxc2 a5 16. Nxd5 Nxd5 17. Ne3 Nb6 18. Bc3 Bc5 19. Bd4 Bxd4 20. Rxd4 {1-0 (46) Soto Hernandez,H (2437)-Cu Hor,W (2306) Matanzas 2017}) 12. Nxd4 $16 Qc7 (12... Qe7 $16 {is a better defense.} 13. Nb3 Nb6) 13. b4 $146 ({Better is} 13. Bf4 $1 $18 {[%cal Rf4c7]} Qd8 14. Nb3) ({Predecessor:} 13. b3 Re8 14. a5 e5 15. Nf5 Ng4 16. e3 Nf8 17. h3 Nf6 18. Bb2 Ng6 19. Rac1 {½-½ (31) Peredy,F (2210)-Lengyel,B (2320) Budapest 1994}) 13... Bxb4 {White is clearly better.} 14. Bf4 e5 15. Nxe5 $1 Qxc2 16. Nxc2 Bc3 17. Nxd7 Nxd7 18. Rab1 Re8 19. Ne3 {Hoping for Nd5.} ({But not} 19. Bxb7 $6 Bxb7 20. Rxb7 Nc5 $14) 19... Be5 20. Bxe5 Nxe5 21. Nd5 {And now Nc7 would win.} Ra7 22. Ne7+ Kf8 23. Nxc8 Rxc8 24. Bxb7 Rc4 25. a5 Rc5 26. Rd8+ Ke7 27. Rd5 Rxd5 28. Bxd5 {[%mdl 4096] Endgame KRB-KRN} Kd6 29. e4 Kc5 30. Kf1 Nd3 31. Rb8 Nb4 32. Bb3 (32. Bb7 $16) 32... Nc6 $14 33. Rc8 Kd6 34. Ke1 Nxa5 $2 {[#]} (34... f6 $1 $14) 35. Bd5 $2 (35. e5+ $1 $18 {[%mdl 512]} Kd7 (35... Kxe5 36. Rc5+) 36. Rf8) 35... f6 36. Rd8+ Kc7 37. Rh8 h6 38. Kd2 Nc6 39. Kc3 a5 40. Rg8 Kd6 41. Kb3 a4+ 42. Ka3 Nd4 43. Rd8+ Kc7 44. Rg8 Kd6 45. Rd8+ Kc7 46. Ra8 Rxa8 47. Bxa8 $11 {KB-KN} Nf3 48. h4 (48. Kxa4 $11 {keeps the balance.} Nxh2 49. Kb4) 48... g5 (48... Kd6 $17) 49. hxg5 {The position is equal.} fxg5 50. Kxa4 h5 51. Kb4 (51. e5 $5 Nxe5 52. Be4 $11) 51... h4 52. gxh4 gxh4 53. e5 {Precision: White = 58%, Black = 67%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Yankelevich, Lev"]
[Black "Vishnu Prasanna  V"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2447"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,74,78,64,72,87,-17,73,70,64,20,79,61,90,0,147,116,166,0,0,0,0,-81,-89,-320,-88,-87,-81,-189,-122,-114,-107,-698,-701,-822,-823,-766,-762,-935,-897,-851,-666,-887,-812,-29991,-29991,-29991,-29992,-29992,-29993,-29993,-29994,-29994,-29995]} 1. c4 e6 2. Nc3 d5 3. d4 c5 4. cxd5 cxd4 5. Qa4+ Bd7 6. Qxd4 exd5 7. Qxd5 Nc6 8. Nf3 Nf6 9. Qd1 Bc5 10. e3 Qe7 11. Be2 O-O-O 12. Bd2 Kb8 {LiveBook: 4 Games. D32: Tarrasch Defence: Sidelines and lines without g3} 13. O-O g5 14. Nd4 (14. Nxg5 Rhg8 $11) ({Better is} 14. Qc2 $16) (14. b4 Bxb4 15. Nb5 Bc5 16. Bc3 g4 17. Nfd4 Ne4 18. Bb2 Rhg8 19. Nxc6+ Bxc6 20. Nd4 Bxd4 21. Bxd4 Nc3 22. Bxc3 Qe4 {0-1 (22) Amoyal,P (2155)-Miron,L (2506) Agneaux 2012}) 14... g4 $146 (14... h5 $11) ({Predecessor:} 14... Nxd4 15. exd4 Bxd4 16. Qb3 h6 17. Rae1 Be6 18. Bf3 a6 19. Qa4 Qc5 20. b4 {1-0 (29) Matijosius,V (1876)-Palladino,M (2112) ICCF email 2008}) 15. Bb5 $16 Ne5 16. b4 Bb6 (16... Bxb4 $11 {remains equal.} 17. Rb1 Bc5) 17. a4 $1 Bc8 18. a5 (18. Qc2 $16) 18... Bc7 (18... Bxd4 $11 19. exd4 Rxd4) 19. Be2 $1 Rhg8 20. a6 $2 ({White should play} 20. b5 $18) 20... Nf3+ $1 $11 21. Bxf3 gxf3 22. Qxf3 {[#]} (22. g3 $1 $11 Ne4 23. Nxe4 (23. axb7 Bxb7 24. Nxe4 Qxe4 $16) 23... Qxe4 24. b5) 22... Ng4 $1 $17 23. Rfc1 $2 {[#]} (23. g3 $17 Nxh2 24. Qg2 (24. Kxh2 Qh4+ 25. Kg1 Bxg3 $19) 24... Nxf1 25. Rxf1) 23... Bxh2+ $2 (23... Qh4 $1 $19 {[%cal Rh4h2] is more deadly.} 24. h3 (24. Ncb5 Qxh2+ 25. Kf1 Ne5 $19) 24... Ne5) 24. Kf1 {aiming for Ncb5.} Be5 25. Nd5 (25. Kg1 $17 Bh2+ 26. Kf1) 25... Qd7 (25... Nh2+ $19 26. Ke2 Qe8 27. Rxc8+ Rxc8) 26. Rxc8+ Rxc8 27. Qe4 $2 {[%mdl 8192] [#]} (27. Ke2 $17) 27... f5 $1 $19 {[%mdl 512]} 28. Qd3 (28. Nxf5 Bxa1) 28... Qxd5 29. axb7 Qxb7 {Strongly threatening ...Nxf2!} 30. Ra5 Bxd4 31. exd4 Qe4 32. Qb5+ Ka8 {( -> ...Nh2+)} 33. f3 Qb1+ {Black mates.} 34. Be1 Ne3+ 35. Ke2 Rxg2+ 36. Kxe3 Qxe1+ 37. Kf4 Qg3+ {Precision: White = 28%, Black = 41%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Krivonosov, Oleg"]
[Black "Dastan, Muhammed Batuhan"]
[Result "1/2-1/2"]
[ECO "A04"]
[WhiteElo "2397"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "157"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,157,44,50,25,51,51,85,-26,-25,-25,-26,-25,-25,-22,-27,-27,-15,-41,-40,-42,-40,-41,-44,-72,0,-9,29,-30,-30,-30,-30,-72,-87,-73,-62,-31,-29,-18,-18,-8,0,0,0,0,0,-10,-6,-14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-9,0,0,0,0,0,0,0,0,-3,-3,-3,-3,-3,-3,-3,-3,-1,-1,0,0,0,0,0,0,0,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-8,-3,-8,-3,-8,-8,-8,-8,-8,-3,-3,-3,-3,-3,-3,0,0,0,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-3,-10,0,0]} 1. Nf3 f5 2. g3 Nf6 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. O-O d6 7. d4 Ne4 8. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e5][%mdl 32]} Nc6 9. Ne1 {A81: Dutch Defence: 2 g3} Ng5 {LiveBook: 28 Games} 10. Nc4 d5 11. Ne5 {White is slightly better.} f4 $146 ({Find the theoretical novelty and annotate with similar games:} 11... Nxe5 12. dxe5 c6 13. Nd3 Rb8 14. c4 e6 15. Qc2 b6 16. a4 c5 {½-½ (42) Lai,H (2334)-Reinderman,D (2592) Amstelveen 2015}) 12. gxf4 (12. Nxc6 $16 bxc6 13. Nd3) 12... Nh3+ $11 13. Bxh3 Bxh3 14. Ng2 Bxg2 15. Kxg2 Rxf4 16. e3 Rh4 17. Nxc6 bxc6 18. f4 Qd7 {Threatens to win with ...Qh3+.} 19. Rf3 Rf8 20. Rg3 {[#]} Qf5 ({Black should try} 20... c5 $1 $17 {[%mdl 512]}) 21. Qd3 Qe6 (21... c5 $5) 22. Rg1 {[#]} (22. Ba3 $142) 22... c5 $1 {[%cal Bc6c5,Bc5c4][%mdl 544]} 23. Kh1 (23. dxc5 Bxb2) 23... c4 24. Qf1 {[#]} c5 $1 {[%mdl 512]} 25. c3 (25. dxc5 Bxb2) 25... cxd4 26. cxd4 Rf5 27. bxc4 dxc4 {The position is equal.} 28. Bc3 Qc6+ 29. Qf3 {[#]} Rfh5 $1 {[%csl Gh5][%cal Rh4h2][%mdl 512]} 30. R1g2 Qb5 31. Qf1 Qd5 32. Qf3 Qf5 {( -> ...Qb1+)} 33. Qf1 Kf8 34. Kg1 Bf6 35. Qxc4 Rxh2 36. Rxh2 Qb1+ 37. Qf1 ({Don't blunder} 37. Kg2 $2 Qc2+ 38. Kf3 Rxh2 $19) 37... Qxf1+ 38. Kxf1 Rxh2 {[%mdl 4096] Endgame KRB-KRB} 39. Rg2 Rh3 40. Ke2 Kf7 41. Bb4 Ke6 42. Bc5 Kf5 {Hoping for ...Ke4.} 43. Kd3 a6 44. d5 Rh1 45. Bd4 Bxd4 {KRB-KR} 46. Rg5+ Kf6 47. Kxd4 {KR-KR} Rh2 48. Re5 Rxa2 49. Re6+ Kf7 50. Rb6 h5 51. Ke5 h4 {White must now prevent ...h3.} 52. f5 $1 gxf5 {And now ...h3 would win.} 53. Rh6 Ra3 {Strongly threatening ...Kg7.} (53... Rh2 $5 {[%cal Rh4h3]} 54. Rxa6 Re2 $11) 54. Kxf5 Rxe3 55. Rxh4 Ke8 56. Rh8+ Kd7 57. Ra8 Kd6 58. Rxa6+ Kxd5 59. Kf4 Re1 (59... Re4+ {is interesting.} 60. Kf5 Re5+ 61. Kf4 Re2 62. Ra5+ Ke6) 60. Ra5+ Ke6 61. Kf3 Re5 62. Ra8 Rb5 63. Ke2 Kd5 64. Ra4 e6 65. Rh4 Rb3 66. Kd2 Rg3 67. Ra4 e5 68. Rh4 Rf3 69. Ke2 Rc3 70. Rg4 Rh3 71. Ra4 Ke6 72. Rb4 Kf5 73. Ra4 $1 Rh2+ 74. Ke3 Rb2 75. Rc4 Rb1 76. Ke2 Ra1 77. Rb4 Rh1 78. Ra4 e4 {Black wants to play ...Rh2+.} 79. Ra8 {Precision: White = 73%, Black = 70%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Tomazini, Zan"]
[Black "Blomqvist, Erik"]
[Result "0-1"]
[ECO "B49"]
[WhiteElo "2395"]
[BlackElo "2525"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,122,31,0,10,0,0,0,0,0,0,0,0,0,0,0,2,15,9,0,0,0,7,0,9,6,33,0,0,0,0,0,0,0,0,0,0,-14,0,0,0,0,0,0,0,-21,-25,-27,0,0,35,-70,-56,-113,-119,-115,-41,-183,-197,-169,-154,-144,-144,-144,-144,-144,-144,-147,-81,-241,-223,-360,-354,-354,-347,-315,-294,-462,-458,-450,-435,-470,-466,-466,-446,-1445,-466,-2025,-1942,-5953,-6103,-29979,-29980,-29982,-29984,-29984,-29985]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 Qc7 6. Be3 a6 7. Be2 Nf6 8. O-O Bb4 9. Nxc6 bxc6 10. Na4 O-O 11. Nb6 Rb8 12. Nxc8 Rfxc8 13. Bxa6 {B49: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 7 Be2} Rd8 (13... Re8 14. Bd3 Bd6 15. f4 e5 16. f5 Rxb2 17. g4 Rb4 18. c3 Rxe4 19. Bxe4 Nxe4 20. Qd3 Nf6 21. Rad1 Nd5 {½-½ (50) Bernadskiy,V (2511)-Kovalenko,I (2657) Albena 2015}) 14. Bd3 Bd6 15. g3 {LiveBook: 3 Games. White is slightly better.} Be5 16. a4 Bxb2 17. Ra2 Bc3 18. a5 $146 ({Predecessor:} 18. Bd2 Qa5 19. Bxc3 Qxc3 20. a5 Rb4 {1-0 (36) Gara,T (2233)-Szabolcsi,J (2441) Budapest 1999}) 18... Bxa5 19. Qa1 Bb6 {...Bxe3 is the strong threat.} 20. Bg5 e5 21. Bxf6 $1 gxf6 22. Qd1 Qd6 23. Qg4+ Kh8 24. Qh5 Qf8 25. Kg2 Qg7 26. Rb1 Qg6 (26... Bc5 $5 {[%cal Rb8b1]} 27. Rxb8 Rxb8 $11) 27. Qf3 Bc5 28. Rxb8 Rxb8 29. h4 Kg7 30. Ra5 Bd4 31. Ra3 Kf8 32. Rb3 Ra8 33. Rb7 Ke7 34. Bc4 Ra1 35. c3 Bc5 36. Qd3 Qg4 37. Rb1 Ra3 {White must now prevent ...Rxc3!} 38. Bb3 {With the idea Qc4.} f5 39. f3 (39. exf5 $14 h6 40. Bd1) 39... fxe4 $15 40. Qxe4 (40. fxe4 $15 d6 41. Bc4) 40... Qxe4 $17 41. fxe4 $15 {[%mdl 4096] Endgame KRB-KRB} h5 (41... h6 $17 {aiming for ...f5!} 42. Kf3 f5 $1 {[%mdl 512]} 43. exf5 Kf6) 42. Kf3 {[#]} (42. c4 $15) 42... f5 $1 $19 {[%mdl 512]} 43. exf5 Kf6 44. g4 d5 45. gxh5 Kxf5 46. Ke2 e4 47. Kd2 Be7 ({Better is} 47... Bf2 48. Kc2 Ke5) 48. Bc2 $2 (48. h6 $17 {was called for.}) 48... Bxh4 49. Rb3 (49. Rf1+ {is a better defense.} Ke6 50. Rg1) 49... Bg5+ 50. Kd1 Ra5 51. Rb6 Rc5 52. Ba4 (52. Rb3 $142) 52... Rxc3 {Hoping for ...Rc1+.} 53. Rxc6 Ra3 54. Bc2 Ke5 55. h6 Rh3 56. Rb6 (56. Rc5 $142) 56... Bxh6 (56... Rh1+ $142 57. Ke2 Bxh6) 57. Bb3 (57. Ba4 $142) 57... d4 {[%cal Bd5d4,Bd4d3,Bd3d2][%mdl 32]} 58. Re6+ Kf5 59. Bd5 Rh1+ {Black mates.} 60. Kc2 d3+ 61. Kc3 d2 {Precision: White = 35%, Black = 66%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Rakesh Kumar Jena"]
[Black "Kobo, Ori"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2394"]
[BlackElo "2497"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,151,20,24,41,29,5,34,42,85,79,86,75,88,77,95,94,111,96,133,79,81,73,72,69,89,75,150,148,151,158,159,147,147,127,129,108,139,114,133,126,172,153,153,154,149,141,151,142,245,241,313,261,412,456,403,404,437,402,403,386,404,401,695,695,725,710,737,702,870,469,453,446,787,788,697,585,750,739,562,729,702,683,621,594,841,823,877,830,756,806,1225,1582,1294,944,5812,5314,1813,426,12831,12832,12823,12823,12834,12833,12837,12838,12838,12839,12840,12840,12841,12841,12841,12842,12842,12843,12843,12843,12844,12844,12845,12845,12845,12846,12850,29978,29976,29979,29981,29982,29982,29983,29983,29984,29985,29986]} 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 Nf6 5. Be2 O-O 6. O-O e6 7. h3 Nc6 8. Be3 a6 9. a4 b6 10. Qd2 {B08: Pirc Defence: Classical System} Bb7 11. Rad1 (11. Bg5 Ne7 12. Qe3 c5 13. Rfd1 Qc7 14. dxc5 bxc5 15. Qf4 Ne8 16. Qh4 Nc6 17. Bh6 Qe7 {½-½ (86) Harikrishna,P (2727)-Ponomariov,R (2714) Beijing 2014}) 11... Nb4 12. Bg5 {White is slightly better.} Qc8 $146 ({Predecessor:} 12... Qe8 13. Rfe1 c5 14. d5 exd5 15. exd5 Qd7 16. Bc4 {½-½ (56) Haapaniemi,J-Halmeenmaki,T Finland 2000}) 13. e5 Nd7 {[%cal Rd6e5]} 14. exd6 cxd6 15. Be7 Qc6 16. Bxf8 Rxf8 17. Rfe1 Rc8 18. Bf1 (18. Nb5 $142 axb5 19. Qxb4 (19. Bxb5 Qxc2 20. Qxb4 Nf6 $16)) 18... Nf6 $16 19. Nh2 h5 20. Ra1 a5 21. Rac1 Kh7 ({Black should play} 21... Qd7) 22. Nf3 Bh6 23. Ng5+ Kg7 24. h4 Qd7 25. Bb5 Qe7 26. Bd3 {[%cal Bb5d3,Bd3e4,Be4f3][%mdl 32]} Ba8 27. f3 Nh7 {[%cal Rh7g5]} 28. f4 Qf6 29. Be4 d5 30. Bf3 Qe7 31. Nb5 Nf6 32. c3 Na6 (32... Nc6 $16 33. g3 Bb7) 33. Qe2 $18 Nc7 34. c4 {Strongly threatening cxd5.} dxc4 (34... Nxb5 $142 35. cxb5 (35. axb5 dxc4 36. Bxa8 Rxa8 $16) 35... Rxc1 36. Rxc1 Ne4) 35. Rxc4 Bxf3 36. Qxf3 {Black must now prevent Qb7.} ({But not} 36. gxf3 Nfd5 $18) 36... Nfd5 37. Rec1 Nxb5 38. Rxc8 Nxd4 39. Qd3 e5 (39... Nf5 $142 40. R1c7 Nxc7 41. Qc3+ Qf6) 40. Qe4 Bxg5 41. fxg5 Qe6 42. Rd8 Ne7 43. Rxd4 exd4 44. Qxd4+ {[%mdl 4096] Endgame KQR-KQN} Kh7 (44... Kg8 $142 45. Rd1 Nf5) 45. Qc4 Qe3+ 46. Kh1 Kg8 47. Rd1 Nf5 48. Rd8+ Kg7 {[#]} 49. Qc3+ $1 Qxc3 50. bxc3 {KR-KN} Ng3+ 51. Kg1 Ne2+ 52. Kf2 Nxc3 53. Rd4 b5 54. axb5 {b6 would kill now.} Nxb5 55. Ra4 Nc3 56. Rxa5 Ne4+ 57. Kf3 Nd2+ (57... Nd6 $142 58. g4 Nb7) 58. Kf4 Nf1 59. Ra4 Kf8 60. g3 Nh2 61. Ke5 Kg7 62. Rf4 Kf8 63. Kf6 Ng4+ 64. Rxg4 hxg4 {K3P-K3P} 65. Ke5 Ke7 66. Kf4 Ke6 67. Kxg4 {K3P-KPP} Ke5 68. Kf3 Kf5 69. g4+ Ke5 {[#]} 70. Ke3 $1 {[%cal Re3f3]} ({Not} 70. h5 gxh5 71. gxh5 Kf5 $11) 70... f6 71. gxf6 Kxf6 {White mates.} 72. Kd4 Ke7 73. Ke5 Kf7 74. Kd6 Kf6 75. g5+ Kf5 76. Ke7 {Precision: White = 82%, Black = 39%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Agmanov, Zhandos"]
[Black "Valsecchi, Alessio"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2393"]
[BlackElo "2493"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,78,41,40,23,41,96,82,99,87,81,81,59,50,84,91,82,77,83,41,58,29,60,23,31,36,52,-82,-78,-96,-98,-79,-66,-86,-82,-80,-56,-60,-60,-62,-58,-60,-36,-98,-104,-94,-81,-161,-167,-163,-162,-163,-162,-193,-192,-196,-174,-191,-170,-168,-179,-230,-189,-527,-540,-877,-527]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e6 6. Be3 Be7 7. g4 d5 {B81: Sicilian Scheveningen: Keres Attack} (7... h6 8. Qe2 Nc6 9. O-O-O Bd7 10. f4 Nxd4 11. Bxd4 Qa5 12. Rg1 e5 13. Be3 Rc8 14. g5 hxg5 15. fxg5 Nh5 {1-0 (34) Jones,G (2657)-Valsecchi,A (2494) Gjakova 2016}) 8. Bb5+ {LiveBook: 6 Games} Bd7 9. exd5 {[#] Strongly threatening d6.} Nxd5 (9... Bxb5 $14 10. Ndxb5 a6) 10. Nxd5 $16 exd5 11. Bxd7+ Qxd7 12. Qf3 $146 ({Predecessor:} 12. Nf5 O-O 13. Qd2 Nc6 14. O-O-O Rfd8 15. Kb1 {0-1 (79) Bures,J (2259)-Petrik,T (2529) Brezova pod Bradlom 2009}) 12... O-O 13. O-O-O Rd8 14. Nf5 Bf8 15. Kb1 Nc6 16. Bd4 Rac8 17. g5 {[#] Black must now prevent Nh6+!} Qe6 18. Rhe1 Nxd4 19. Nxd4 Qb6 20. Nb3 (20. h4 $14 {keeps the upper hand.}) 20... Qg6 $17 21. Rd3 Qxg5 22. Red1 {[%cal Rd3d5]} Qg6 23. Nd4 Qe4 24. Qg3 Re8 25. f3 Qg6 26. Qxg6 hxg6 27. c3 Re5 28. Kc2 (28. Nb3 $15) 28... Rh5 29. R1d2 Bd6 30. Nb5 (30. Ne2 $17 {was called for.}) 30... Bf4 $36 {[%mdl 2048] And now ...a6 would win. White is under strong pressure.} ({Resist} 30... Bxh2 31. Rxd5 Rxd5 32. Rxd5 $17) 31. Re2 a6 32. Nd4 Kf8 33. b4 Bxh2 34. Nb3 b6 {[%cal Bb7b6,Bb6a5][%mdl 32]} 35. a4 Be5 36. a5 bxa5 37. Nc5 (37. Nxa5 {is a better defense.} d4 38. f4) 37... Bd6 38. Nb7 $2 (38. Nd7+ {was the crucial defense.} Kg8 39. Nb6) 38... Bxb4 39. Kd2 Be7 {Precision: White = 55%, Black = 64%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "D`Costa, Lorin A R"]
[Black "Christiansen, Johan-Sebastian"]
[Result "1/2-1/2"]
[ECO "A26"]
[WhiteElo "2390"]
[BlackElo "2475"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,79,29,36,9,9,5,8,8,12,7,0,14,86,88,95,85,85,89,82,82,82,22,32,22,36,-41,-16,-18,42,42,42,43,91,27,88,57,62,55,64,8,8,8,8,8,8,0,0,0,0,0,15,5,8,8,7,7,6,12,5,6,6,31]} 1. c4 e5 2. g3 Nc6 3. Nc3 g6 4. Bg2 Bg7 5. d3 d6 6. e4 f5 7. Nge2 Nf6 8. O-O O-O 9. Nd5 f4 {A26: English Opening vs King's Indian with ...Nc6 and d3} (9... Be6 10. Bg5 Qd7 11. Qd2 Nh5 12. exf5 Bxf5 13. b4 Rae8 14. b5 Nd8 15. Bxd8 Rxd8 16. Nec3 c6 17. Nb4 Rc8 18. a4 {1-0 (41) Nisipeanu,L (2668)-Kozul,Z (2594) Bled 2016}) 10. gxf4 Nh5 {LiveBook: 6 Games} 11. f5 gxf5 12. Ng3 Nf4 $1 {[%cal Rf4g2]} 13. Nxf4 exf4 14. Nxf5 $146 ({Predecessor:} 14. Bxf4 fxe4 15. Nh5 Kh8 16. Bxe4 {0-1 (29) Baghdasaryan,V (2488)-Moussard,J (2539) Barcelona 2016}) 14... Bxf5 15. exf5 Rxf5 {[#]} (15... Qh4 $11 {remains equal.}) 16. Be4 $1 $16 {[%cal Re4f5]} Rg5+ 17. Kh1 Qf6 18. Qf3 Rf8 19. Qh3 h6 20. Rg1 ({White should try} 20. Bd2 $16) 20... Rxg1+ $11 21. Kxg1 Nd4 {[%cal Bc6d4,Bd4e2,Be2f4,Bf4d3][%mdl 32]} 22. Qh5 ({Better is} 22. Bd2 $14) 22... c6 23. Bd2 f3 (23... Qg5+ $11 24. Qxg5 hxg5) 24. Kh1 $14 {[#] Threatens to win with Rg1.} Ne2 25. Rb1 a6 26. Be3 (26. Qg4 $16) 26... Kh8 (26... Qf7 $11 27. Qg4 d5 28. cxd5 cxd5) 27. Re1 Qe6 28. b3 ({Much weaker is} 28. Bxf3 Nf4 $15) 28... Kg8 29. Bxf3 (29. b4 $14) 29... Nf4 $11 {The position is equal.} 30. Qg4 Qxg4 31. Bxg4 Nxd3 32. Re2 Be5 33. Kg2 Kg7 34. Rd2 Ne1+ 35. Kf1 Nf3 36. Bxf3 $1 Rxf3 37. Kg2 Rf5 38. f4 Bxf4 39. Bxf4 Rxf4 40. Rxd6 {Precision: White = 54%, Black = 42%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Sveshnikov, Vladimir"]
[Black "Grinberg, Eyal"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2377"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "191"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,191,23,4,8,19,0,0,-19,-15,-6,0,-14,-16,-14,-22,-18,-33,-15,0,-3,7,8,22,0,32,20,23,21,71,60,71,67,50,39,73,30,19,-18,-50,-43,-35,-12,62,27,39,28,34,22,43,27,49,6,22,41,82,-35,-27,-23,-37,-50,-40,-7,0,0,49,-56,-75,-123,-127,-135,-126,-107,-124,-206,-137,-169,-179,-147,-75,-75,-79,-73,0,0,0,-9,-5,-164,0,0,0,0,0,0,0,0,0,-327,-283,-213,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,0,0,0,-87,-87,-193,-196,-189,-179,-185,-194,-5700,-9843,-12849,-12849,-29979,-29980,-12851,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 d6 3. d4 Nf6 4. Bd3 Qc7 5. Nf3 g6 (5... Bg4 6. Be3 e6 7. Nbd2 Nc6 8. O-O Be7 9. a3 Bh5 10. b4 Bg6 11. Nh4 Bh5 12. Nhf3 Rc8 13. Qb1 Bg6 {0-1 (55) Potapov,P (2476)-Artemiev,V (2676) Khanty-Mansiysk 2015}) 6. O-O {B07: Pirc Defence: Miscellaneous Systems} Bg7 7. Na3 O-O 8. dxc5 Qxc5 {LiveBook: 5 Games} 9. Be3 Qa5 10. Nc4 Qc7 11. Nd4 $146 ({Predecessor:} 11. Qe2 Nc6 12. h3 Be6 13. Ng5 Bxc4 14. Bxc4 {0-1 (39) Rudolf,A (2185)-Remete,Z (2086) Budapest 2004}) 11... Nc6 12. Nb5 Qd8 13. a4 Be6 14. Nd2 Ng4 15. Bf4 a6 16. Na3 $1 Rc8 (16... Nge5 $5 {[%cal Re5d3]} 17. Bc4 Nxc4 18. Naxc4 b5 $15) 17. Bc4 $36 {[%mdl 2048] Black is under pressure.} Bd7 18. h3 Nge5 19. Be2 Na5 20. b4 Nac6 21. Be3 Nb8 22. Rc1 f5 23. f4 Nf7 24. Qb3 Kh8 25. exf5 Bxf5 26. g4 Bd7 27. b5 axb5 28. axb5 Be8 (28... e5 $1 $11) 29. c4 (29. Bf3 $5 {[%cal Rf3b7]} Qc7 30. Bd5 $14) 29... Nd7 30. Ne4 Nc5 31. Nxc5 dxc5 32. Rcd1 Nd6 33. Nb1 Qa5 34. Bd2 Qa7 35. Nc3 (35. Bc3 $16) 35... Bd4+ $15 36. Kg2 Bf7 37. Ra1 Qb8 38. Bd3 Qc7 39. Rae1 Qd7 40. Ne2 ({Better is} 40. Ne4 $14) 40... Bf6 $1 41. Rf3 {[#]} Nxc4 $1 {[%mdl 512]} 42. Bxc4 Bxc4 43. Qxc4 Qxd2 44. Kf1 (44. Rc1 $17) 44... Rfd8 45. g5 {[#]} Bg7 $1 46. h4 Qd5 (46... b6 $142 47. Qe6 c4) 47. Qxd5 $17 Rxd5 48. Nc3 Bxc3 (48... Rd7 $17 49. Na4 Rd4) 49. Rxc3 {[%mdl 4096] Endgame KRR-KRR} c4 50. Rxe7 Rxb5 {Threatening ...Rb2.} 51. h5 $2 (51. Ke2 $11 {and White has nothing to worry.}) 51... Rb1+ $2 (51... gxh5 $19 {And now ...Rf5 would win.} 52. Rh3 Rb1+ 53. Re1 Rb2 54. Rxh5 Kg8) 52. Kg2 $11 Rb2+ 53. Kg3 gxh5 {Threatens to win with ...Rb1.} 54. Rc1 Rb3+ (54... Kg8 {seems wilder.} 55. Rd1 Ra8 56. g6 h4+ 57. Kh3 Rb6) 55. Kh4 Rf3 (55... c3 {looks sharper.} 56. Rd1 Rb4 57. Rdd7 Rxf4+ 58. Kxh5 Rf2) 56. Rxb7 $2 {[%mdl 8192]} (56. Kxh5 $11 Rxf4 57. Rb1) 56... Rxf4+ $19 57. Kxh5 Kg8 $2 (57... c3 $19 58. Rc2 Rcc4 59. Rb8+ Kg7 60. Rb7+ Rf7) 58. Rc3 $1 $11 Rf7 59. Rb6 Kg7 60. Rd6 Rc5 61. Rd4 Rfc7 {aiming for ...h6.} (61... Re7 {with more complications.} 62. Rcxc4 Rxc4 63. Rxc4) 62. Kg4 R7c6 63. Rh3 Rc7 (63... c3 $5 {[%cal Rc5c4]} 64. Rd7+ Kg8 65. Rhxh7 Rg6 $11) 64. Rc3 R5c6 65. Kh5 Kf7 66. Re4 Rc5 67. Kg4 Kg7 68. Rd4 Kf8 69. Re4 R5c6 70. Kh5 Kg7 71. Kg4 Kg6 72. Rd4 Rc5 73. Rd6+ Kf7 74. Kf4 Ke8 75. Rd4 R5c6 76. Kg4 Ke7 77. Kf4 Rc5 78. Re3+ Kf7 {Hoping for ...c3.} 79. Rc3 Kg6 80. Rd6+ Kg7 81. Kg4 R7c6 82. Rd4 Kg6 83. Kh4 {[#]} (83. Kf4 $1 $11) 83... Kf5 $1 $17 84. Kh5 (84. Kg3 $17) 84... Ke5 $19 85. Rd1 Rd5 86. Re1+ Kd4 87. Rec1 $2 (87. Rh3) 87... h6 88. Rxc4+ Rxc4 89. Rxc4+ Kxc4 90. Kxh6 {KR-KP} Rd2 $2 ({Black should play} 90... Rd8 $19 91. Kg6 Kd5) 91. g6 $11 {The position is equal.} Rh2+ 92. Kg5 Kd5 93. g7 Ke5 {( -> ...Rg2+)} 94. Kg6 Rg2+ 95. Kf7 {[#]} Rxg7+ $1 {[%mdl 512]} 96. Kxg7 {Precision: White = 54%, Black = 57%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Gokerkan, Cem Kaan"]
[Black "Bailet, Pierre"]
[Result "1/2-1/2"]
[ECO "C55"]
[WhiteElo "2357"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "29"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,29,43,35,45,0,43,13,11,0,0,0,0,-2,0,0,2,-8]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. d3 Be7 5. O-O O-O 6. Re1 d6 7. a4 Be6 8. Nbd2 Re8 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} 9. a5 b6 $146 ({Predecessor:} 9... Bf8 10. c3 Rb8 11. b4 a6 12. Qb3 h6 13. h3 Qd7 14. Bb2 Ne7 15. Bxe6 Qxe6 16. Qxe6 fxe6 {0-1 (49) Tkachiev,V (2535)-Nikolic,P (2655) Paris 1994}) 10. Bb5 Bd7 {The position is equal.} 11. axb6 axb6 12. Rxa8 Qxa8 13. Nc4 Nb8 14. Bxd7 Nbxd7 15. h3 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.12"]
[Round "8"]
[White "Pershin, Denis"]
[Black "Sarana, Alexey"]
[Result "0-1"]
[ECO "A45"]
[WhiteElo "2353"]
[BlackElo "2540"]
[Annotator "TA"]
[PlyCount "120"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,120,-8,0,0,0,0,15,0,0,0,1,-28,-32,-34,-33,-35,-38,-54,-55,-97,-101,-160,-160,-118,-141,-223,-219,-232,-222,-251,-216,-193,-202,-252,-262,-262,-267,-265,-284,-283,-273,-287,-153,-153,-153,-153,-148,-146,-146,-168,-158,-167,-167,-173,-170,-171,-167,-167,-156,-167,-153,-183,-153,-153,-150,-235,-235,-234,-229,-225,-223,-202,-201,-176,-153,-194,-153,-153,-153,-153,0,-153,-153,-153,-153,-153,-153,-153,-153,-154,-153,-154,-154,-596,-595,-579,-578,-577,-563,-505,-558,-557,-507,-514,-470,-438,-423,-601,-601,-560,-560,-485,-454]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 e6 4. Nb5 Na6 5. e3 c6 (5... Be7 {feels hotter.} 6. Nf3 O-O 7. c4 c5 8. Be2 dxc4 9. Bxc4 Nd5) 6. Nc3 {D00: 1 d4 d5: Unusual lines} Bb4 7. Bxa6 (7. Nge2 O-O 8. a3 Bd6 9. Ng3 Nc7 10. Bd3 Re8 11. Bxd6 Qxd6 {0-1 (42) Rapport,R (2717)-Wei,Y (2707) Yancheng 2016}) 7... bxa6 8. Nge2 {The position is equal.} O-O 9. a3 Be7 10. Qd3 $146 ({Predecessor:} 10. O-O c5 11. Ng3 Bb7 {0-1 (56) Fries Nielsen,J (2411)-Semcesen,D (2449) Lund 2011}) 10... c5 11. h3 Bb7 12. O-O Rc8 13. Kh1 a5 14. Ng1 Qb6 {Threatens to win with ...Ba6.} 15. Qd2 (15. dxc5 $142 Qxc5 16. Nge2) 15... cxd4 $17 16. exd4 Qxb2 17. Rab1 (17. Rfb1 $17 {was called for.} Qxc3 18. Qxc3 Rxc3 19. Rxb7) 17... Qxc3 $19 18. Rxb7 {Strongly threatening Qxc3.} Bxa3 19. Rxa7 Bb4 ({Don't do} 19... Qxc2 20. Qxc2 Rxc2 21. Rxa5 $17) 20. Qxc3 Rxc3 21. Nf3 Rxc2 22. Bc7 Ne4 23. Kg1 Ra2 24. Ne5 a4 25. Nc6 Bd6 (25... Bd2 $19 {...Rc2 is the strong threat.} 26. Bb6 Bg5) 26. f3 $17 Rc2 27. fxe4 Rxc6 28. Bxd6 Rxd6 29. exd5 Rxd5 30. Rxa4 {[%mdl 4096] Endgame KRR-KRR} Rfd8 31. Rc1 h5 32. Rcc4 Kh7 33. Kf2 Kg6 34. h4 R8d7 35. Kf3 Kf5 36. g3 Rb7 {And now ...Rb3+ would win.} 37. Rc3 (37. Rab4 $17 Rbd7 38. Ra4) 37... Rb1 $19 38. Ra7 {[#]} Kg6 $1 ({Don't play} 38... Rxd4 39. Rxf7+ Kg6 40. Ra7 $17) 39. Ke4 Re1+ 40. Re3 Rd1 41. Ra4 Rf1 42. Rf3 Re1+ 43. Re3 Rb1 44. Rc4 Rd1 45. Ra4 $1 Rb5 46. Rc4 Rb2 47. Ra4 Rf2 48. Ra6 Rf5 49. Rb6 Kf6 50. Rb8 Ra1 51. Rf3 $2 (51. Rc8 $17 {is more resistant.}) 51... Rxf3 {Black is clearly winning.} 52. Kxf3 {KR-KR} Ra3+ 53. Kf2 Rd3 54. Rb4 Kg6 55. Ra4 {[#]} f6 $1 56. Rb4 Kf5 57. Rb7 g6 58. Rb4 (58. Rb5+ $142 Ke4 59. Rb6) 58... Ke4 59. Rb6 Kd5 60. Rb7 Rxd4 {Precision: White = 50%, Black = 86%.} 0-1

