[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Shirov, Alexei"]
[Black "Krivonosov, Oleg"]
[Result "1/2-1/2"]
[ECO "C24"]
[WhiteElo "2648"]
[BlackElo "2397"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,65,6,18,14,13,13,14,15,13,15,26,23,25,16,15,8,4,-17,8,-35,-22,-29,-32,-24,-11,0,15,-54,-25,-58,-56,-70,-17,-30,0,0,0,-7,-7,-12,0,0,0,0,0,-6,-7,-6,0,0,0,0,0,0]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nc3 Na5 5. Bb3 Nxb3 6. axb3 d5 7. exd5 Bb4 8. Nf3 {C28: Vienna Game: 2...Nf6 3 Bc4 Nc6} Nxd5 9. Bd2 Nxc3 10. Bxc3 Bxc3+ 11. bxc3 O-O 12. O-O f6 13. Qe2 {[#]} Bg4 $146 ({Find the theoretical novelty and annotate with similar games:} 13... Qd5 14. c4 Qd6 {½-½ (14) Pauwels,C (2551)-Freeman,M (2515) ICCF email 2010}) 14. Ra4 Bd7 15. Rh4 Bc6 16. Nd2 {[%cal Bf3d2,Bd2c4,Bc4e3,Be3f5][%mdl 32]} Qe8 17. Nc4 a5 18. Ne3 a4 19. bxa4 $1 Rxa4 20. c4 (20. Rxa4 $11 Bxa4 21. Ra1) 20... Ra5 21. Nf5 b6 22. d4 Bd7 ({Better is} 22... Qd7 $15 23. Ng3 exd4) 23. Ne3 $11 exd4 24. Rxd4 {The position is equal.} Bc6 25. Rfd1 Re5 26. h3 $1 h6 27. Qd2 Qg6 28. Rg4 Rg5 29. Qd4 Re8 30. Qf4 Re7 31. Rd8+ Kh7 32. Rc8 h5 33. Rxg5 {Precision: White = 60%, Black = 56%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Onischuk, Vladimir"]
[Black "Rakesh Kumar Jena"]
[Result "1-0"]
[ECO "B40"]
[WhiteElo "2610"]
[BlackElo "2394"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,37,5,25,0,14,2,10,7,36,36,44,58,102,100,194,219,200,195,360,146,250,245,251,252,252,252]} 1. e4 c5 2. Nf3 e6 3. b3 b6 4. Bb2 Bb7 5. Nc3 Nf6 (5... a6 6. Qe2 Nc6 7. O-O-O Nge7 8. Qe3 Qc7 9. Kb1 b5 10. h4 O-O-O 11. h5 h6 12. Rh3 d5 13. exd5 exd5 {1-0 (41) Tomashevsky,E (2728)-Navara,D (2734) Huaian 2016}) 6. e5 {B40: Sicilian: 2...e6, Unusual lines} Nd5 7. Nxd5 Bxd5 {LiveBook: 4 Games} 8. Be2 {White has an edge.} Be7 9. c4 $146 ({Predecessor:} 9. O-O O-O 10. c4 Bb7 11. d4 f6 12. dxc5 bxc5 13. exf6 Bxf6 14. Bxf6 Rxf6 {1-0 (57) Tworzydlo,P (2153)-Zawadzka,J (2391) Wroclaw 2013}) 9... Bb7 10. d4 cxd4 11. Qxd4 Nc6 12. Qg4 Bb4+ 13. Kf1 $1 O-O (13... Qc7 $16) 14. h4 $1 $18 Be7 15. Bd3 $1 {[%cal Rd3h7] White wants to mate with Bxh7+!} g6 $2 {[#]} (15... h6 {keeps fighting.}) 16. Rd1 (16. h5 $1 $18 {[%cal Rh5g6] is the precise move to win.} f5 17. exf6 Bxf6 18. hxg6 Bxb2 19. g7 Bxa1 20. gxf8=N+ (20. Bxh7+ Kf7 $11) 20... Kxf8 21. Ng5) 16... f5 {[#]} (16... Nb4 $16) 17. exf6 $1 Bxf6 18. Ba3 {Hoping for Bxg6.} Rf7 19. Be4 {Precision: White = 57%, Black = 14%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Kovchan, Alexander"]
[Black "Mandizha, Farai"]
[Result "0-1"]
[ECO "A21"]
[WhiteElo "2587"]
[BlackElo "2392"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,12,24,42,25,-14,2,-59,-42,-69,-54,-100,-118,-166,-164,-184,-180,-188,-199,-189,-177,-218,-204,-218,-169,-225,-215,-260,-221,-308,-308,-302,-295,-394,-391,-460,-458,-436,-440,-463,-447,-784,-784,-791,-784,-774,-781,-1031,-1009,-1056,-1000,-2051,-2037,-2712,-2612,-29983,-29984,-29984,-29985]} 1. c4 e5 2. Nc3 f5 3. d4 e4 4. g4 (4. g3 c6 5. h4 Be7 6. Nh3 Nf6 7. Nf4 Na6 8. d5 Bd6 9. Bg2 O-O 10. O-O Qe7 11. f3 exf3 12. exf3 {1-0 (40) Kraus,T (2426)-Rohacek,M (2330) Ceske Budejovice 2016}) 4... Bb4 5. gxf5 Bxc3+ 6. bxc3 {A21: English Opening: 1...e5 2 Nc3} d6 7. h4 $146 ({Predecessor:} 7. Bh3 Nd7 8. Bf4 Qh4 9. e3 Nh6 10. Bg3 Qe7 11. Qh5+ Kf8 {1-0 (40) Dornieden,M (2279)-Reichenbach,W (2305) Templin 2004}) 7... Bxf5 8. Qd2 (8. Bh3 $11 Qd7 9. Bxf5 Qxf5 10. Rb1) 8... Nf6 9. h5 h6 10. Qf4 {[#]} Qd7 $1 11. e3 O-O 12. Ne2 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 13. Qg3 Na5 14. Nf4 Qa4 {[#] And now ...Nb3! would win.} 15. Be2 Nxc4 16. Rb1 Qc6 17. Ng6 (17. a4 {was necessary.}) 17... Rf7 $19 {[%cal Bf8f7,Bf7f5,Bf5g5][%mdl 32]} 18. O-O b5 19. Nh4 Nd5 20. Rb3 a5 21. Nxf5 Rxf5 22. Bg4 Rg5 23. f4 exf3 24. Qxf3 Qe8 {Hoping for ...Nf6.} 25. Kh1 (25. Rb2 $142 Nxb2 26. e4) 25... Ndxe3 26. Bh3 Nxf1 ({Weaker is} 26... Rxh5 27. Bxe3 a4 28. Rbb1 $17) 27. Bxg5 Nfd2 28. Qd5+ Kh8 29. Bxd2 Nxd2 30. Rb2 Qe1+ 31. Kg2 Rf8 {( -> ...Rf2+)} 32. Bf5 Qf1+ 33. Kg3 Rxf5 {Precision: White = 16%, Black = 82%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Stocek, Jiri"]
[Black "Nesteretz, Anatoliy"]
[Result "1-0"]
[ECO "E73"]
[WhiteElo "2583"]
[BlackElo "2375"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,61,39,39,78,56,64,31,30,25,43,0,2,17,102,105,79,89,104,92,87,53,68,66,86,72,59,35,41,36,83,78,79,82,237,235,263,261,254,245,299,270,486,528,510,487,594,615,669,656,1677,1661]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Be3 Na6 7. Nf3 Qe8 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4} (7... Ng4 8. Bg5 h6 9. Bh4 c5 10. O-O g5 11. Bg3 Nf6 12. dxc5 Nxc5 13. Nd2 a5 14. Rc1 e5 15. Re1 {0-1 (38) Horvath,C (2537)-Naiditsch,A (2710) Hungary 2015}) 8. O-O Ng4 9. Bc1 e5 {White is slightly better.} 10. h3 Nf6 11. Be3 {White wants to play dxe5.} exd4 12. Bxd4 c5 $146 (12... b6 $11) ({Find the theoretical novelty and annotate with similar games:} 12... Nxe4 13. Bxg7 Kxg7 14. Qd4+ Nf6 15. Nd5 Qd8 16. Ng5 {1-0 (27) Chuprikov,D (2404)-Chekhov,S (2251) Voronezh 2007}) 13. Bxf6 $1 $16 Bxf6 14. Qxd6 Bxc3 15. bxc3 Qxe4 16. Bd3 Qe6 17. Qf4 f5 18. Rae1 Qf6 19. Qh6 Qg7 20. Qh4 {[#] Threatens to win with Re7.} Qf6 21. Ng5 $36 {[%csl Gg5][%cal Rh4h7][%mdl 2048] Black is under strong pressure.} Qg7 22. f4 Nb8 $2 {[#]} (22... Bd7 $16 {is a better defense.}) 23. Be2 $1 $18 Nc6 24. Bf3 Bd7 25. Rd1 h5 26. Qf2 Nd8 $2 (26... Rae8 {might work better.} 27. Qxc5 Kh8) 27. Qxc5 {White is clearly winning.} Bc6 28. Bxc6 bxc6 29. Rfe1 Qxc3 30. Re7 Nf7 31. Qxc6 {Precision: White = 83%, Black = 38%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Braun, Arik"]
[Black "Stauskas, Lukas"]
[Result "1-0"]
[ECO "A43"]
[WhiteElo "2577"]
[BlackElo "2372"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,73,41,47,81,67,80,75,85,57,96,87,92,81,102,56,97,81,143,127,140,142,139,142,136,124,123,92,148,103,246,237,246,220,276,253,250,271,310,285,295,227,273,191,403,396,365,319,318,315,439,426,429,427]} 1. d4 c5 2. d5 g6 3. e4 Bg7 4. Nf3 d6 5. Nc3 Nf6 6. Bb5+ Nbd7 7. a4 O-O 8. O-O Ne8 9. Re1 Nc7 10. Bf1 a6 {A43: Schmid Benoni} (10... b6 11. Bf4 Bb7 12. Qd2 Ne5 13. Nxe5 dxe5 14. Be3 Qd6 15. a5 f5 16. f3 Kh8 17. Red1 Bf6 18. Ra3 Rfd8 {½-½ (72) Sjugirov,S (2665)-Novikov,M (2513) Kolomna 2016}) 11. Bf4 Rb8 12. Qd2 {LiveBook: 4 Games} Re8 {White is slightly better.} 13. a5 $146 ({Predecessor:} 13. e5 Nxe5 14. Nxe5 dxe5 15. Bxe5 Bf5 16. a5 Bxe5 17. Rxe5 {1-0 (40) Cifuentes Parada,R (2530)-Valiente,C (2320) Buenos Aires 1988}) 13... b5 14. axb6 $1 Rxb6 15. Ra2 Nb5 16. Na4 Rb8 17. c3 Bb7 18. h3 Qc7 19. Bc4 Ne5 (19... Nf8 $142) 20. Nxe5 $16 Bxe5 21. Bxe5 dxe5 22. b3 {[%cal Bb2b3,Bb3c4,Bc4d5][%mdl 32]} Nd6 23. Nb2 Bc8 24. Qc2 Qb6 (24... a5 $142) 25. Nd3 Nxc4 (25... e6 $16 {was necessary.}) 26. bxc4 $18 Qc7 27. Rea1 e6 28. Ra5 exd5 29. Rxc5 Qb6 30. cxd5 Bd7 31. c4 f5 32. Rca5 {Threatens to win with Qc3.} fxe4 $2 {[#]} (32... Qd4 33. Rd1 (33. Rxa6 fxe4 34. Ne1 Rec8 $14) 33... fxe4) 33. Nc5 Bf5 34. Qc3 ({Worse is} 34. Nxe4 Qd4 $15) 34... Rbc8 35. Qe3 ({Don't play} 35. Nxa6 $6 Qd4 $18) 35... Rc7 36. g4 Bc8 37. Nxe4 {Precision: White = 62%, Black = 33%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Alekseenko, Kirill"]
[Black "Haubro, Martin"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2575"]
[BlackElo "2367"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,57,22,22,35,28,26,14,15,16,8,0,35,14,36,33,117,62,66,50,94,33,75,52,64,59,73,89,116,91,94,92,187,207,209,33,605,566,1275,1239]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O Be7 6. c3 O-O 7. Re1 a6 8. Ba4 Re8 9. Nbd2 Bf8 10. Nf1 h6 11. Ng3 b5 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 12. Bc2 d5 13. Qe2 d4 {The position is equal.} 14. h3 Be6 15. Bd2 Nd7 16. cxd4 exd4 17. Nh5 {[#]} f6 $146 ({Black should try} 17... a5 $14) ({Find the theoretical novelty and annotate with similar games:} 17... Nb6 18. Nf4 Bc8 19. Bb3 {0-1 (45) Swiercz,D (2620)-Fressinet,L (2702) Berlin 2015}) 18. Qd1 (18. Rec1 $16) 18... Kh7 $14 19. Rc1 Bf7 20. Ng3 (20. Nh4 $16) 20... Nc5 21. b4 Ne6 22. a3 {Hoping for Bb3.} a5 23. Bb3 $36 {[%mdl 2048] White is in control.} Ra6 {[%cal Ra5b4]} 24. e5 axb4 25. axb4 {Threatens to win with exf6.} Nxb4 (25... Nxe5 $16 {keeps fighting.} 26. Nxe5 fxe5) 26. exf6 $18 gxf6 {[#]} 27. Nh4 $2 ({Only move:} 27. Re4 $1 $18) 27... Nc6 $2 {[%mdl 8192]} (27... f5 $14 28. Bxe6 (28. Ngxf5 Nxd3 29. Bxe6 Rexe6 $15) 28... Rexe6 29. Rxe6 Rxe6) 28. Qf3 Qd7 29. Ne4 {Precision: White = 47%, Black = 22%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Brunello, Sabino"]
[Black "Quillan, Gary"]
[Result "1/2-1/2"]
[ECO "A73"]
[WhiteElo "2566"]
[BlackElo "2361"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,53,56,45,54,52,45,52,43,45,41,42,18,30,0,0,0,0,-11,15,9,24,0,0,-8,0,-27,-27,-27,-27,-29,-18,-28,0,0]} 1. d4 e6 2. c4 Nf6 3. Nf3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. e4 Bg7 8. Be2 O-O 9. O-O Bg4 10. Bf4 Bxf3 11. Bxf3 Ne8 {[%cal Bf6e8,Be8c7,Bc7b5,Bb5d4][%mdl 32] LiveBook: 10 Games. A73: Modern Benoni: Classical: Unusual Black 9th moves} 12. Qd2 (12. Qb3 Qc7 13. Be2 a6 14. Bg5 Bf6 15. Be3 Nd7 16. f4 Bd4 17. Nd1 Bxe3+ 18. Qxe3 Nef6 19. Nf2 {½-½ (60) Bacrot,E (2705)-Cyborowski,L (2543) Germany 2011}) 12... Nd7 13. Rfe1 Qe7 $146 {White is slightly better.} ({Predecessor:} 13... Rb8 14. a4 a6 15. Be2 Bf6 16. a5 Qe7 17. Bf1 Nc7 18. Bg3 Na8 19. Kh1 {½-½ (69) Manojlovic,S (2166)-Toth,G (2172) Hungary 2002}) 14. h3 Nc7 15. Be2 a6 16. Bf1 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 17. Bg3 b4 18. Nd1 Nb5 19. f3 {[%cal Bf2f3,Bf3f4][%mdl 32]} Nb6 20. Ne3 Qd7 21. f4 Nd4 22. Rad1 f5 23. Nc4 Nxc4 24. Bxc4 fxe4 25. Rxe4 a5 26. Kh2 Rf7 27. Bf2 {Precision: White = 31%, Black = 62%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Zeng, Chongsheng"]
[Black "Kleinman, Michael"]
[Result "0-1"]
[ECO "B48"]
[WhiteElo "2537"]
[BlackElo "2340"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,86,18,28,33,23,20,13,34,0,19,-34,-11,-25,-24,-29,-24,-109,-108,-100,-90,-112,-95,-130,-93,-101,-41,-44,-33,-41,-25,-30,-15,-67,-62,-50,-52,-83,-79,-106,-100,-127,-115,-123,-98,-91,-51,-56,-54,-133,-128,-133,-72,-498,-62,-52,0,0,321,27,34,28,154,20,82,0,0,-47,-41,-31,0,-29987,-29988,-29993,-29994]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. Qd2 Nf6 8. O-O-O Be7 {B48: Sicilian: Taimanov: 5 Nc3 Qc7 6 Be3 a6 without Be2} 9. f3 (9. f4 b5 10. e5 b4 11. exf6 bxc3 12. Qxc3 Bxf6 13. g4 h6 14. h4 Bb7 15. Rh2 Rc8 16. Qd2 Nxd4 17. Bxd4 Bxd4 18. Qxd4 {½-½ (49) Jakovenko,D (2703)-Inarkiev,E (2707) Geneve 2017}) 9... b5 10. Kb1 h5 {[%cal Bh7h5,Bh5h4][%mdl 32] The position is equal.} 11. Qf2 d6 12. Nb3 (12. h3 $11) 12... Bd7 $15 13. Qg3 $146 ({Find the theoretical novelty and annotate with similar games:} 13. a3 Rb8 14. Bc1 b4 15. axb4 Nxb4 16. Rd4 a5 17. Rc4 {0-1 (53) Nowicki,B (2256)-Jarmula,P (2140) Lazy 2014}) 13... h4 14. Qf2 Rb8 15. Ne2 (15. a3 $11 {remains equal.}) 15... Ne5 $17 (15... Nb4 $6 16. Nec1 $11) 16. Qe1 Nc4 17. Bf4 Rc8 18. c3 Qb6 19. Nd2 Ne5 (19... d5 $17 20. Nd4 O-O) 20. Nc1 $15 a5 21. Qe3 Qb7 22. Be2 Bc6 23. Ndb3 (23. Ncb3 $11) 23... Ra8 24. Nd4 Bd7 25. Bg5 Nc4 26. Bxc4 bxc4 27. Rhe1 Rb8 {[%csl Gb8][%cal Rb7b2]} 28. Rd2 Rh5 29. f4 {[#]} Rxg5 $1 {[%mdl 512]} 30. fxg5 Ng4 $1 {[%csl LRe3,LRh2]} 31. Qh3 (31. Qf4 $2 e5 $19) (31. Qf3 $1 $15 Bxg5 32. Rde2) 31... Bxg5 $17 32. Rc2 Ne5 (32... Ba4 $142 $1 {[%cal Ra4c2]} 33. b3 Ne5) 33. Nf3 $2 {[%mdl 8192]} (33. Rce2 $17) 33... Bxc1 $2 ({Better is} 33... Nd3 $19 34. Nxg5 Nxb2) 34. Rexc1 $15 {Threatens to win with Nxe5.} Nd3 (34... Qxe4 $15 35. Nxe5 dxe5) 35. Qxh4 $11 {aiming for e5.} a4 $2 {[%mdl 8192]} ({But not} 35... Nxb2 $6 36. Ka1 $16) (35... Ba4 $11 {and Black stays safe.} 36. Rd2 Nxc1 37. Kxc1 f6) 36. Qh8+ $2 ({White should try} 36. Rf1 $18) 36... Ke7 $14 37. Qxg7 {Hoping for e5.} a3 {[#]} (37... Nxc1 $11 {keeps the balance.} 38. Kxc1 Qxe4) 38. Ng5 (38. Rf1 $1 $16 Ba4 39. Rd2 Nxb2 40. Nd4 Nd1+ 41. Nb3) 38... Nxc1 $11 39. Rf2 (39. Qxf7+ $16 Kd8 40. Nxe6+ (40. Kxc1 Qb6 $16) 40... Bxe6 41. Qxe6) 39... Kd8 40. Kxc1 {Strongly threatening b3.} axb2+ 41. Kb1 Qa7 {[#] ( -> ...Qxa2+!)} (41... Qa6 $5 {[%cal Ra6a2]} 42. Qf6+ Kc8 43. Rxb2 Rxb2+ 44. Kxb2 Qb6+ 45. Kc2 Ba4+ 46. Kd2 Qb2+ 47. Ke3 Qxg2 48. Nxf7 Qg1+ 49. Qf2 Qc1+ 50. Qd2 Qg1+ 51. Qf2 Qc1+ 52. Qd2 Qg1+ 53. Qf2 $11) 42. Qf6+ $2 {[%mdl 8192]} (42. Nxe6+ $1 $11 {[%mdl 512]} Bxe6 43. Qf8+ Kc7 44. Qe7+ Kb6 45. Qxd6+ (45. Rxb2+ Ka6 $11) 45... Kb7 46. Rxb2+ Kc8 47. Rxb8+ Qxb8+ 48. Qxb8+ Kxb8 49. Kc2) 42... Kc7 43. a4 Qxa4 {Precision: White = 26%, Black = 54%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Berelowitsch, Alexander"]
[Black "Srinath, Rao S V"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2527"]
[BlackElo "2324"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,79,10,20,0,37,0,31,30,29,10,33,8,48,38,75,76,125,124,145,137,133,125,175,175,175,161,173,176,221,214,212,203,254,247,280,280,280,275,269,258,300,306,296,285,381,367,486,506,485,476,590,590,667,537,702,691,824,829,827,813,1016,962]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 b6 8. O-O Ba6 9. Bxa6 Nxa6 10. Re1 b5 {LiveBook: 12 Games. C05: French Tarrasch: 3...Nf6 4 e5 Nfd7, 5 f4 and 5 Bd3 sidelines} (10... O-O) 11. Qe2 c4 12. Nf1 Nb6 {The position is equal.} 13. Ng3 $146 ({Predecessor:} 13. Bd2 h6 14. b3 Nc7 15. a4 a5 16. Reb1 bxa4 17. bxa4 Rb8 18. Ra2 {0-1 (58) Tsaruk,M (2003)-Srinath,R (2279) St Petersburg 2016}) 13... h5 {[%cal Bh7h5,Bh5h4][%mdl 32]} 14. Qe3 Nc7 15. Qf4 h4 16. Ne2 b4 17. Qg4 g6 {[#]} 18. cxb4 $1 Bxb4 19. Bg5 Be7 20. b3 a5 21. Bxe7 Qxe7 {[#]} 22. Rab1 $1 Kd7 23. h3 ({Don't do} 23. bxc4 $6 Nxc4 24. Nf4 Rab8 $16) 23... Rab8 24. Nc3 {[%cal Be2c3,Bc3a4,Ba4c5][%mdl 32]} cxb3 25. axb3 ({Much less strong is} 25. Rxb3 $6 Nc4 $16) 25... Ra8 26. Rec1 Ra7 27. Qf4 Ke8 28. Na4 Nd7 29. Nc5 Nb6 30. Ra1 Kf8 31. Qd2 Kg7 32. Rxa5 Rha8 33. Rxa7 {White is clearly winning.} Rxa7 34. Nh2 {[%cal Bf3h2,Bh2g4,Bg4h6][%mdl 32]} Ne8 35. Ng4 Kg8 36. Kh2 Ra8 37. Rc3 Nd7 38. Nxd7 Qxd7 39. Rf3 Qe7 40. Nh6+ {Precision: White = 83%, Black = 21%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Blomqvist, Erik"]
[Black "Meissner, Felix"]
[Result "1-0"]
[ECO "B06"]
[WhiteElo "2525"]
[BlackElo "2320"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,71,40,40,40,45,35,40,40,45,45,92,86,89,32,33,34,137,125,133,121,114,123,122,114,115,115,115,116,116,108,105,107,124,111,117,110,135,132,146,132,177,190,308,298,261,263,345,339,462,453,421,339,933,892,1287,1154,29972,29975,29974,29975]} 1. e4 g6 2. d4 c6 3. Nc3 d5 4. Nf3 dxe4 5. Nxe4 Nf6 (5... Bf5 6. Bd3 Bg7 7. c3 Nd7 8. O-O Bxe4 9. Bxe4 Ngf6 10. Bc2 O-O 11. Re1 Re8 12. Bf4 a5 13. h3 {1-0 (61) Wirig,A (2486)-Battaglini,G (2475) Chartres 2017}) 6. Nxf6+ {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} exf6 7. Bc4 Bg7 {LiveBook: 3 Games} 8. Qe2+ {White is slightly better.} Qe7 9. Qxe7+ Kxe7 10. O-O Be6 11. Re1 b5 $146 ({Predecessor:} 11... Kd7 12. Be2 Rd8 13. h3 {1-0 (51) Ducarmon,Q (2368)-Knol,G (2130) Maastricht 2012}) 12. Bb3 Kd7 13. Nd2 ({Better is} 13. d5 $16 Bxd5 14. Bf4 Bxb3 15. axb3) 13... Re8 $14 14. Ne4 {[#] Threatens to win with Bh6!} Bxb3 (14... Na6 $14) 15. axb3 $16 {Hoping for Bd2.} a5 16. Nc5+ Kd8 {[%cal Re8e1]} 17. Bd2 Rxe1+ 18. Bxe1 f5 19. Rxa5 Rxa5 20. Bxa5+ {[%mdl 4096] Endgame KBN-KBN} Kc8 21. Bc3 Bf8 22. Nd3 Bd6 23. Bd2 Nd7 24. f3 f6 25. Kf2 h5 26. h4 Kd8 27. c4 {[%cal Bc2c4,Bc4c5][%mdl 32]} Ke8 (27... Bc7 $142 28. Nb4 Nb8) 28. c5 $18 Bc7 {[#]} 29. Bf4 $1 {[%cal Rf4c7]} Ba5 30. Bd6 Nf8 31. b4 Bd8 {Now ...Ne6 and Black clings on.} 32. Nf4 g5 $2 (32... Be7 33. Bxe7 Kxe7) 33. Bxf8 gxf4 34. Bd6 Kd7 35. d5 cxd5 36. Ke2 {Precision: White = 82%, Black = 33%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Schneider, Ilja"]
[Black "Rogule, Laura"]
[Result "1-0"]
[ECO "A40"]
[WhiteElo "2519"]
[BlackElo "2314"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,79,48,59,52,49,48,35,24,20,28,24,23,6,-3,-39,32,24,151,139,146,156,284,277,306,308,481,480,444,195,406,396,408,397,393,385,457,396,473,468,456,463,456,454,616,612,607,576,510,438,918,907,1041,1015,1936,1625,12841,12841,12841,12842,12842,12843,12843,12843]} 1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 b6 5. d5 (5. Bg2 Bb7 6. d5 exd5 7. cxd5 g6 8. Nc3 Bg7 9. Bf4 O-O 10. O-O a6 11. Nd2 Nh5 12. Bd6 Re8 13. a4 a5 14. Nc4 Na6 {1-0 (34) Radjabov,T (2734)-Harikrishna,P (2727) Beijing 2014}) 5... Ba6 6. Qb3 {E10: Blumenfeld Gambit} exd5 7. cxd5 Be7 8. Nc3 O-O 9. Bg2 d6 10. O-O {LiveBook: 4 Games} Re8 11. Re1 Bf8 $146 ({Predecessor:} 11... Nbd7 12. a4 Bf8 13. e4 Bd3 {½-½ (46) Tancik,K (2123)-Govedarica,R (2415) Senta 2006}) 12. Nd2 Nbd7 {[%cal Bb8d7,Bd7e5,Be5g4][%mdl 32]} 13. a4 Ne5 14. Nb5 Bb7 15. f4 Neg4 16. e3 h5 ({Black should try} 16... a6 $15 17. Na3 c4 $1 {[%mdl 512]} 18. Naxc4 Bxd5) 17. Qd3 $14 Qc8 {[#]} (17... g6 $11) 18. Nc4 $1 $16 Qd8 19. Bd2 h4 (19... a6 $16 {was necessary.}) 20. h3 $18 ({But not} 20. gxh4 $6 a6 $16) 20... hxg3 {Strongly threatening ...Nf2.} 21. hxg4 Nxg4 (21... a6 $142) 22. e4 Qh4 23. Ncxd6 (23. Ra3 $142) 23... Ba6 $2 (23... c4 {was worth a try.} 24. Qd4 (24. Qxc4 Ba6 $18) 24... Ba6) 24. Nf5 ({Weaker is} 24. Nxe8 c4 $18) 24... Qh2+ 25. Kf1 g6 26. Qxg3 Bxb5+ 27. axb5 gxf5 28. Qxh2 {White is clearly winning.} Nxh2+ 29. Kg1 Ng4 {If only Black now had time for ...fxe4....} 30. e5 f6 {[%cal Rf6e5]} 31. d6 Rad8 32. Bd5+ Kh8 33. Bf7 fxe5 (33... Nxe5 $142 34. Bxe8 Nf3+ 35. Kf2 Nxe1 36. Rxe1 Rxd6) 34. Bxe8 Rxe8 35. fxe5 Bg7 36. Bc3 Nxe5 37. Bxe5 Bxe5 {[#]} 38. Rxe5 $1 {[%mdl 512]} Rxe5 39. d7 Rd5 40. Rxa7 {Precision: White = 75%, Black = 33%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Lei, Tingjie"]
[Black "Bente, Bjoern"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2514"]
[BlackElo "2310"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,69,13,19,29,20,20,24,24,23,28,25,31,14,27,19,30,30,26,12,11,22,23,0,35,12,22,31,70,81,70,60,87,62,135,143,422,440,427,437,429,430,428,409,424,433,391,404,695,623,667,445,518,517,601,560,545,470,570,554,638,641]} 1. e4 {[%cal Be2e4,Be4e5][%mdl 32]} c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 Ne7 {B12: Caro-Kann: Advance Variation} 7. Be2 Nc8 8. O-O Be7 {White has an edge.} 9. a4 O-O 10. a5 a6 11. Ne1 c5 12. g4 $146 ({Predecessor:} 12. Nxc5 Nxc5 13. dxc5 Bxc5 14. Bd3 {1-0 (48) Karjakin,S (2771)-Shyam,S (2468) Dubai 2014}) 12... Bg6 13. f4 {Strongly threatening f5.} Be4 14. c3 cxd4 15. cxd4 Na7 16. Nd2 Nc6 17. Nxe4 dxe4 18. Be3 Bb4 19. Qc2 Bxa5 20. Qxe4 Bxe1 21. Raxe1 Qe7 (21... Nb6 $14) 22. f5 $16 {And now f6! would win.} Kh8 $2 {[%mdl 8192] [#]} (22... Rfd8 $16 23. Rd1 (23. fxe6 fxe6 24. g5 g6 $16) 23... Nb6) 23. f6 $1 $18 {[%mdl 512]} gxf6 24. Bd3 {[%csl Gd3][%cal Re4h7]} f5 25. gxf5 Rg8+ 26. Kh1 Nf8 27. Rg1 {[#] aiming for Rxg8+.} exf5 28. Qxf5 Rxg1+ (28... Qe6 $142 29. Qf3 Rxg1+ 30. Rxg1 Ng6) 29. Rxg1 {Black must now prevent Bg5.White is clearly winning.} Qe6 30. Bg5 {Bf6+ would kill now.} Qxf5 31. Bxf5 {[%cal Rg5f6]} Ng6 32. d5 Nd4 33. Be4 Kg7 34. Bf6+ Kf8 35. Rd1 {Precision: White = 88%, Black = 45%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Korchmar, Vasiliy"]
[Black "Nabaty, Tamir"]
[Result "0-1"]
[ECO "D11"]
[WhiteElo "2398"]
[BlackElo "2654"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,106,22,12,17,9,18,0,6,10,11,0,0,-3,-6,-10,-13,-26,-18,-25,-6,-15,-8,-38,-10,-24,-18,-22,0,0,0,0,0,0,0,0,0,0,0,0,22,14,2,14,56,51,66,62,66,53,83,72,73,50,55,14,14,14,14,14,14,14,14,14,15,16,16,0,19,18,18,17,35,10,25,0,0,-9,0,0,0,0,0,0,0,-79,-85,-79,-62,-1133,-1108,-1111,-1039,-1029,-949]} 1. d4 d5 {[%cal Bd7d5,Bd5c4][%mdl 32]} 2. c4 c6 3. Nf3 Nf6 4. g3 dxc4 5. Bg2 g6 6. O-O Bg7 7. a4 O-O 8. Na3 {LiveBook: 37 Games. D73: Fianchetto Grünfeld: 5 Nf3} Ne4 (8... Be6 9. Ng5 Bf5 10. Nxc4 h6 11. Nf3 Nbd7 12. a5 Be4 13. b3 b5 14. axb6 axb6 15. Bb2 Qc7 {½-½ (43) Laznicka,V (2679)-Vitiugov,N (2742) Dubai 2014}) 9. Nxc4 Be6 10. Qc2 {The position is equal.} (10. b3 {looks sharper.} Nd6 11. Nce5 Qb6 12. Rb1 Bf5 13. Nd3) 10... Nd6 11. Nxd6 exd6 $146 ({Predecessor:} 11... Qxd6 12. Bf4 Qb4 13. Qc3 Na6 14. Ne5 Rfd8 15. Rfd1 f6 {1-0 (59) Piesik,P (2207)-Molenda,M (1910) Krakow 2013}) 12. Bg5 Qd7 13. b4 Na6 {[%cal Bb8a6,Ba6c7,Bc7d5][%mdl 32]} 14. Qd2 Bd5 15. h4 Rfe8 16. Kh2 Nc7 17. Rfe1 Be4 18. Bh3 Bf5 19. Bxf5 Qxf5 20. Qf4 Nd5 21. Qxf5 gxf5 22. Bd2 c5 23. bxc5 dxc5 24. Rab1 b6 25. dxc5 bxc5 26. Rb5 Rac8 27. Rc1 Bf8 $1 28. e3 Nf6 29. Be1 a6 30. Rb6 Re6 31. a5 Rd8 32. Rcb1 Nd5 33. Rb8 (33. Rb7 {seems wilder.} c4 34. Nd4 Ree8 35. Nxf5 Rc8 36. Rd7) 33... Ree8 34. Rxd8 (34. R8b7 {looks sharper.} c4 35. Rc1 Rc8 36. Rd7 Rc5 37. Nd4) 34... Rxd8 35. Ne5 Nb4 36. Kg2 f6 37. Nc4 Kf7 38. Kf3 Ke6 39. Ke2 Rb8 40. Rd1 Be7 41. Nb6 Nc6 42. Bc3 Rb7 43. Nd5 Nb4 44. Nxe7 (44. Nf4+ {keeps more tension.} Kf7 45. Rd2 Rb5 46. Rd7 Rxa5 47. Ra7) 44... Kxe7 $11 {[%mdl 4096] Endgame KRB-KRN} 45. Rd2 Ke6 46. Rd8 Nd5 47. Be1 c4 {[%cal Bc5c4,Bc4c3,Bc3c2][%mdl 32]} 48. Rc8 Rc7 49. Ra8 (49. Rxc7 $11 {remains equal.} Nxc7 50. Bc3) 49... c3 $17 50. Rxa6+ {[#]} Kf7 $1 51. Rd6 $2 {[%mdl 8192] [#]} (51. Kf3 $15) 51... c2 $1 $19 {[%cal Rc2c1] Black is clearly winning.} 52. Bd2 Nc3+ 53. Kd3 Ne4 {Precision: White = 47%, Black = 70%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Ikeda, Junta"]
[Black "Jumabayev, Rinat"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2397"]
[BlackElo "2610"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,123,50,37,13,10,6,13,-43,-30,-53,-39,-55,0,-26,-20,-38,0,-6,17,0,9,16,17,-24,0,-21,23,9,16,7,33,-13,0,0,0,-7,0,0,32,31,22,0,0,0,0,0,40,14,12,-63,13,0,-8,-13,0,0,35,0,0,0,10,-13,-13,-13,-13,-13,-12,-8,62,59,56,57,64,58,71,79,91,64,92,92,132,78,89,79,114,111,139,97,101,79,115,87,86,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 d6 7. c3 O-O 8. Re1 Re8 9. Nbd2 {C84: Closed Ruy Lopez: Unusual White 6th moves} Bf8 10. Nf1 (10. h3 h6 11. d4 b5 12. Bc2 Bb7 13. a4 exd4 14. cxd4 Nb4 15. Bb1 c5 16. d5 Nd7 17. Ra3 c4 18. axb5 axb5 19. Nd4 Rxa3 20. bxa3 Nd3 21. Bxd3 cxd3 22. Bb2 Nc5 23. Bc3 Qb6 24. Re3 Bc8 25. N4b3 Qa6 26. Bb4 Qa4 27. Qb1 f5 28. exf5 Rxe3 29. fxe3 Bxf5 30. Nd4 Bd7 31. N4f3 Bf5 {½-½ (31) Yu,Y (2750)-Harikrishna,P (2758) Shenzhen 2017}) 10... g6 11. Ng3 Bg7 12. h3 b5 {LiveBook: 3 Games} 13. Bb3 Na5 14. Bc2 c5 15. d4 (15. Be3 $11) 15... cxd4 $15 16. cxd4 exd4 17. Nxd4 Qb6 (17... Bb7 $1 $15) 18. Nf3 Bb7 19. Be3 {[#]} Qc7 $146 ({Predecessor:} 19... Qd8 20. Bd4 Nc6 21. Bc3 b4 22. Bd2 {½-½ (53) Stefanova,A (2478)-Hebden,M (2549) Catalan Bay 2004}) 20. Rc1 Qe7 21. Bd3 Nd7 22. Qd2 Nc6 23. Nh2 h5 24. Bg5 Bf6 (24... Qe5 {is more complex.} 25. b3 Qb2 26. Rc2 Qd4 27. Nf3 Qb4) 25. Bxf6 Qxf6 26. Bb1 Rad8 27. Ne2 Nb6 28. b3 d5 29. Qf4 Qe7 {[%cal Rd5e4]} 30. Ng3 d4 31. Nf3 Nd7 32. Red1 Nde5 33. Nxe5 Nxe5 34. f3 Rd6 35. Nf1 Red8 36. Nh2 (36. Qd2 $11) 36... Rc6 ({Black should try} 36... g5 $15 37. Qd2 d3) 37. Qd2 Rxc1 38. Rxc1 d3 39. Nf1 Qd6 40. Re1 Qd4+ 41. Qe3 Qc3 42. f4 Nc6 43. Rc1 Qb2 44. Rd1 Nb4 45. f5 $1 Qe5 (45... Kg7 $11) 46. a3 $14 Nc6 47. Rxd3 Rxd3 48. Bxd3 Qd6 49. b4 Ne5 50. Be2 Qc6 51. Nd2 Qc1+ {[#]} 52. Bf1 ({White should play} 52. Kf2 $1) 52... Qb2 $16 53. fxg6 fxg6 54. Nf3 ({But not} 54. Qb6 Qxd2 55. Qxb7 Qe3+ 56. Kh1 Qf4 $11) 54... Nf7 55. Be2 Qb1+ 56. Kf2 Nd6 57. Nd2 Qb2 58. Kf3 (58. e5 $16 Qxd2 59. Qxd2 Ne4+ 60. Ke3 Nxd2 61. Kxd2) 58... Qf6+ $11 {The position is equal.} 59. Qf4 Qc3+ 60. Qe3 Qf6+ 61. Qf4 Qc3+ 62. Qe3 {Precision: White = 42%, Black = 40%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Saveliev, Alexei"]
[Black "Bogner, Sebastian"]
[Result "1-0"]
[ECO "B85"]
[WhiteElo "2396"]
[BlackElo "2600"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 31,71,0,0,-5,18,6,35,33,36,31,29,25,18,27,12,24,59,66,80,79,180,173,177,185,229,100,276,162,167,148,134,38,343,342,622,544,526,508,527,530,526,505]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Qc7 8. f4 Be7 9. Be3 O-O 10. Bf3 Nc6 11. a4 Re8 12. Kh1 Nxd4 13. Qxd4 e5 14. Qd2 exf4 15. Bxf4 Be6 {B85: Sicilian Scheveningen: 6 Be2 a6, lines with early Be3} 16. Rad1 Rad8 {[#] LiveBook: 8 Games} 17. Rfe1 $146 ({Predecessor:} 17. h3 Rd7 18. Rfe1 Red8 19. Re3 h6 20. Rd3 Bc4 21. Rd4 Be6 22. Rd3 Bc4 23. Rd4 Be6 24. Be3 Rc8 25. Bf4 {½-½ (25) Landa,K (2550)-Movsesian,S (2647) Tripoli 2004}) 17... Kh8 {The position is equal.} 18. Bg3 Qb6 19. b3 Qc7 20. Ne2 Ng4 21. Bxg4 (21. Nf4 $5 {[%cal Rf4e6]} Ne5 22. Bh5 $14 (22. Nxe6 fxe6 23. Be2 Rf8 $11)) 21... Bxg4 22. h3 Bh5 23. Qd5 Bg6 24. c4 Bf8 25. Nf4 $36 {[%mdl 2048] White is really pushing.} Kg8 (25... Qc6 $16) 26. Nxg6 $18 hxg6 27. Rf1 b6 {[#]} 28. Rf3 (28. a5 $1 $18 {[%mdl 512] and the rest is easy.}) 28... Re6 $2 (28... Qa7 $16 {is a better defense.}) 29. e5 (29. Rdf1 $142) 29... Be7 30. exd6 Bxd6 {[#]} 31. Rfd3 (31. a5 $1 $16 {[%cal Ra5b6][%mdl 512] Hoping for axb6.} Kh7 (31... bxa5 32. c5) 32. Rff1 (32. axb6 Qxb6 33. Bf2 Qc7 $14)) 31... Kf8 $2 {[%mdl 8192]} (31... Qe7 $1 $14) 32. b4 {[%cal Bb3b4,Bb4c5][%mdl 32]} ({Not} 32. Bxd6+ Rexd6 33. Qxd6+ Rxd6 $16) 32... Ke7 $2 (32... Kg8 33. c5 (33. Bxd6 Rexd6 34. Qxd6 Rxd6 $14) 33... Bxg3 34. Qxd8+ Qxd8 35. Rxd8+ Kh7) 33. Bh4+ {White is clearly winning.} f6 {[#]} 34. c5 $1 {[%mdl 512]} bxc5 35. bxc5 g5 36. Bf2 {Precision: White = 34%, Black = 29%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Agmanov, Zhandos"]
[Black "Tregubov, Pavel V"]
[Result "1/2-1/2"]
[ECO "B45"]
[WhiteElo "2393"]
[BlackElo "2593"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,41,31,58,0,0,0,0,0,0,0,0,0,0,0,5,0]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5,Bb5c3,Bc3e2][%mdl 32]} e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Nf6 6. Ndb5 Bb4 7. a3 Bxc3+ 8. Nxc3 d5 9. exd5 exd5 10. Bd3 O-O 11. O-O d4 12. Ne2 Bg4 13. Bg5 Qd6 14. Qd2 {B45: Sicilian Four Knights} h6 {[#] LiveBook: 3 Games} 15. Bxh6 $146 {[%mdl 512]} ({Predecessor:} 15. Bf4 Qd7 16. Bxh6 Bxe2 17. Bxg7 Bxd3 18. Bxf6 Qf5 19. Qh6 Qh7 20. Qg5+ Bg6 21. f4 Qh5 {0-1 (57) Adhiban,B (2666)-Tregubov,P (2585) Doha 2016}) 15... gxh6 $11 {The position is equal.} 16. f3 $1 Bh5 {White must now prevent ...Kg7.} 17. Qxh6 Bg6 $1 18. Bxg6 fxg6 19. Qxg6+ Kh8 20. Qh6+ Kg8 21. Qg6+ 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Sveshnikov, Vladimir"]
[Black "Neiksans, Arturs"]
[Result "0-1"]
[ECO "C27"]
[WhiteElo "2377"]
[BlackElo "2582"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,64,0,-6,4,4,16,26,28,32,39,14,11,-14,10,7,26,0,0,-21,-10,-58,-61,-53,-47,-93,-71,-65,-68,-73,-75,-202,-127,-114,-114,-118,-112,-152,-165,-145,-150,-156,-153,-189,-189,-277,-277,-392,-382,-862,-567,-526,-436,-607,-607]} 1. e4 e5 2. Nc3 Nf6 3. Bc4 Nxe4 4. Qh5 Nd6 5. Bb3 Be7 6. Qxe5 O-O {C27: Vienna Game: 2...Nf6 3 Bc4 Nxe4} 7. Nge2 {LiveBook: 3 Games} (7. d4 Nc6 8. Qf4 Na5 9. Bd5 Ne8 10. Bf3 Nc6 11. Nd5 Bd6 12. Qd2 b6 13. Ne2 Nf6 14. Ne3 {½-½ (43) Caruana,F (2782)-Giri,A (2734) Wijk aan Zee 2014}) 7... Ne8 8. d4 {[%cal Bd2d4,Bd4d5][%mdl 32]} c6 $146 {The position is equal.} ({Predecessor:} 8... d6 9. Qg3 Nf6 10. h4 Kh8 11. h5 h6 12. Bf4 Nc6 13. f3 Na5 14. Qh2 Nxb3 15. axb3 {0-1 (52) Jakubowski,K (2510)-Leniart,A (2455) Ostroda 2011}) 9. d5 d6 10. Qg3 c5 11. O-O Nd7 12. Ne4 Ndf6 13. Nxf6+ Bxf6 14. c4 g6 15. Re1 Be5 16. f4 Bf6 17. Qf3 Ng7 18. Ng3 Bd4+ 19. Kh1 Re8 20. Rxe8+ Qxe8 21. Bc2 (21. Bd2 $17) 21... Qe1+ 22. Qf1 Qxf1+ 23. Nxf1 Bg4 24. Bd3 Re8 $36 {[%mdl 2048] [#] Threatens to win with ...Re1. Black is really pushing.} 25. Bd2 Be2 26. Bxe2 Rxe2 27. Rb1 Nf5 28. b3 (28. g3 {is a better defense.}) 28... Nh4 $19 29. Re1 (29. g3 $142 Nf3 30. Rd1) 29... Rxg2 {[%csl Gd4][%cal Rg2g1] [#]} 30. Re8+ (30. Be3 $142 Bxe3 31. Rxe3) 30... Kg7 {[%csl Gd4][%cal Rg2g1] Black is clearly winning.} 31. Be3 Bxe3 32. Nxe3 Rxa2 {Precision: White = 29%, Black = 69%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Miedema, David"]
[Black "Kulaots, Kaido"]
[Result "0-1"]
[ECO "E10"]
[WhiteElo "2373"]
[BlackElo "2577"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,89,21,15,9,14,10,-19,83,72,85,12,11,-91,-94,-186,-179,-147,-75,-147,-116,-85,45,33,56,38,40,37,159,34,56,44,77,70,79,75,110,79,112,96,106,20,204,217,277,219,243,141,171,126,125,80,63,-293,-288,-266,-291,-282,-279,-277,-275,-325,-303,-492,0,-230,0,-486,-489,-475,-474,-5306,-5297,-5273]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O Nbd7 8. Qc2 c6 9. Rd1 b6 10. Bf4 {LiveBook: 694 Games} Ba6 {E08: Closed Catalan: Main Line: 7 Qc2} (10... Bb7 11. Ne5 Nh5 12. Bd2 Nhf6 13. cxd5 cxd5 14. Nc6 Bxc6 15. Qxc6 Rc8 16. Qb5 Ne8 17. Qd3 Nd6 18. Nc3 Nf6 19. b3 Qd7 20. Rac1 Rfd8 21. Rc2 Nde4 22. Be1 {½-½ (22) Radjabov,T (2710)-Gelfand,B (2724) Moscow 2017}) 11. Ne5 Rc8 12. Qa4 Bxc4 (12... Nb8 $1 $11) 13. Nxc6 $16 ({Reject} 13. Nxc4 b5 $15) 13... Qe8 14. Nxa7 $146 (14. Nc3 $16) ({Find the theoretical novelty and annotate with similar games:} 14. Nc3 a5 15. e4 b5 16. Nxe7+ Qxe7 17. Nxb5 Nh5 18. Be3 dxe4 {½-½ (56) Rahman,A (2324)-Dragnev,V (2430) Khanty-Mansiysk 2016}) 14... Ra8 $11 15. Bf1 {[#]} (15. Na3 $11 {keeps the balance.} g5 16. Bc7) 15... b5 $1 $17 {[%mdl 512]} 16. Qa5 {[#]} (16. Qc2 $17 {keeps fighting.}) (16. Nxb5 Rxa4) 16... e5 $1 $19 {[%cal Re5f4][%mdl 512]} 17. dxe5 Ne4 (17... Ng4 $142 $1 18. b3 Bc5 19. bxc4 Bxf2+ 20. Kg2 g5 21. Bxg5 Rxa7 22. Qxb5 Qxe5) 18. b3 {[#]} (18. Be3 $142) 18... Nxf2 $1 {[%mdl 512]} 19. Kxf2 Rxa7 (19... Bc5+ $17 20. Ke1 Rxa7) 20. Qxa7 $14 Bc5+ 21. Qxc5 $1 Nxc5 22. bxc4 dxc4 (22... f6 $1 $14 23. e6 (23. Rxd5 $2 fxe5 24. e3 exf4 $19) 23... Ne4+ 24. Kg1 Qxe6) 23. Na3 (23. Nc3 $16) 23... Ne4+ 24. Kg1 $1 Qc6 {Strongly threatening ...Qc5+.} 25. Be3 {aiming for Bg2.} Nc3 26. Rd2 b4 27. Bg2 Qa6 28. Nc2 Qa5 29. Bd4 (29. Kh1 $16) 29... Na4 $2 (29... Nb5 $1 $11 30. Be3 Nc3) 30. Rdd1 $18 c3 31. Rab1 Nb2 32. Rdc1 ({Better is} 32. Rf1 $18) 32... Rd8 $16 33. e3 {Hoping for Nxb4!} Nd3 {[#]} 34. Rf1 $1 {Black must now prevent e6!} Qa4 35. Rbd1 $2 {[%mdl 8192]} (35. Ne1 $14 {stays ahead.} Nb2 36. Ra1) 35... Qxc2 $19 36. Be4 {[#]} Qxd1 $1 {[%mdl 512]} 37. Rxd1 c2 38. Rf1 c1=Q 39. Bxd3 Qc6 40. Rf2 $2 (40. Bb1 {is a better defense.}) 40... Qc1+ $2 ({Black should play} 40... Rc8 $19 {...Qa8 is the strong threat.} 41. Bf5 Rc7) 41. Kg2 $2 (41. Rf1 $11 {and White has nothing to worry.} Qc6 42. Rb1) 41... Qc6+ $2 (41... Rc8 42. Be4 Qc4) 42. Kg1 Rc8 {Black is clearly winning.} 43. Bf5 Rc7 44. Rb2 (44. Bg4 $142 Qc1+ 45. Rf1) 44... Qf3 {[%cal Rc7c1]} 45. Rc2 {Precision: White = 26%, Black = 46%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Haldorsen, Benjamin"]
[Black "Vorobiov, Evgeny E"]
[Result "0-1"]
[ECO "B80"]
[WhiteElo "2362"]
[BlackElo "2569"]
[Annotator "TA"]
[PlyCount "68"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,68,37,32,25,25,36,22,16,93,0,0,-97,-91,-91,-97,-485,-493,-504,-502,-499,-387,-391,-382,-837,-828,-785,-468,-695,-680,-693,-438,-685,-652,-793,-833,-752,-789,-1002,-1000,-1052,-1049,-1026,-990,-931,-760]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e6 7. Qd2 b5 {[%cal Bb7b5,Bb5b4][%mdl 32]} 8. f3 Nbd7 9. O-O-O Bb7 10. g4 h6 11. h4 b4 12. Na4 Qa5 13. b3 Nc5 $1 {[%cal Rc5a4]} 14. a3 {B80: Sicilian Scheveningen: 6 g3 and 6 Be3, including English Attack} Nxa4 (14... Rc8 15. Qxb4 Qc7 16. Nxc5 dxc5 17. Qa4+ Nd7 18. Ne2 Bc6 19. Qc4 Ne5 20. Qc3 Nxf3 21. Bf4 e5 22. Qxf3 exf4 23. Qxf4 {1-0 (44) Nakamura,H (2710)-Vachier Lagrave,M (2703) San Sebastian 2009}) 15. axb4 ({Avoid the trap} 15. bxa4 $2 d5 $19) 15... Qc7 {aiming for ...Nc3.} 16. bxa4 {The position is equal.} Nd7 {[#]} (16... d5 $11) 17. Rg1 (17. c4 $1 $16) 17... d5 $11 18. f4 $146 {[#]} (18. g5 $11 {remains equal.} hxg5 19. Bxg5) ({Predecessor:} 18. g5 hxg5 19. Bxg5 Qb6 20. c3 Rc8 21. Kb1 dxe4 22. fxe4 Bxe4+ {1-0 (43) Fuchs,J (2291)-Brunner,N (2425) Martigny 2015}) 18... Nf6 $1 $36 {[%cal Rf6e4,Bd7f6,Bf6g4,Bg4f2][%mdl 2080] Black is on the roll.} 19. Bg2 Qc4 20. e5 $2 {[%mdl 8192]} (20. Qd3 $17 {is a better chance.} Qxb4 21. exd5 Nxd5 22. Qb3) 20... Bxb4 $19 21. Qd3 Qa2 {[%cal Ra2a1]} 22. Nb3 Nxg4 23. Bd4 Rc8 24. Bf3 $2 {[#]} (24. Na1 Nf2 25. Qb3 Qa3+ 26. Bb2 Qxb3 27. Nxb3 Nxd1 28. Kxd1) 24... Nf2 $1 {[%mdl 512] Black is clearly winning.} 25. Bxf2 Rc3 {Threatens to win with ...Qxb3.} 26. Qxc3 (26. Bd4 $142 Rxd3 27. Rxd3) 26... Bxc3 {[%csl Gc3][%cal Ra2b2]} 27. Rd3 Qb2+ 28. Kd1 O-O 29. Be3 {intending Bc1.} Rc8 30. Bc1 Qb1 31. Rg2 Bb2 32. f5 exf5 33. Bxd5 Bxd5 34. Rxd5 Rb8 {Precision: White = 23%, Black = 77%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Migot, Tangi"]
[Black "Ghosh, Diptayan"]
[Result "1/2-1/2"]
[ECO "C95"]
[WhiteElo "2360"]
[BlackElo "2562"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,80,21,20,23,25,22,23,27,0,0,0,0,-16,0,0,0,-39,-41,-31,-12,-45,-38,-37,-45,-40,-20,-42,-37,-54,0,0,0,0,0,0,0,0,0,0,0,0,0,-4,-5,-17,0,0,0,12,91,33,41]} 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 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 Re8 13. a4 Bf8 14. Bd3 c6 15. b3 g6 16. Bb2 {LiveBook: 97 Games} Nh5 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4} 17. Bf1 Qc7 18. Qc2 Nf4 {White has an edge.} 19. c4 {[%cal Rc4b5]} bxa4 20. Rxa4 exd4 {[#]} 21. Nxd4 $146 ({Predecessor:} 21. g3 Ne6 22. Nxd4 Nec5 {½-½ (34) Gashimov,V (2740)-McShane,L (2615) Novi Sad 2009}) 21... c5 22. N4f3 Ne6 (22... Bc6 $5 {[%cal Rc6a4]} 23. Ra3 (23. Qc3 Ne5 $11) 23... Ne5 $11) 23. g3 Ne5 {[%cal Bd7e5,Be5c6,Bc6b4][%mdl 32]} 24. h4 Nc6 25. Bh3 Nb4 26. Qb1 ({Avoid the trap} 26. Qc3 $2 Bg7 $19) 26... Bc6 27. Ra1 a5 28. e5 dxe5 (28... Nd4 $5 29. Bxd4 (29. Nxd4 cxd4 30. e6 Bg7 $15) 29... cxd4 30. Nxd4 dxe5 31. Nxc6 Nxc6 $11) 29. Nxe5 Nd4 ({Black should try} 29... Bb7 $15 30. Bg2 Bxg2 31. Kxg2 Bg7) 30. Bxd4 $11 cxd4 31. Nxc6 Nxc6 32. Bg2 $1 Bb4 33. Qd3 Bc3 34. Bxc6 Qxc6 35. Rxe8+ Rxe8 36. Rd1 Qb7 37. Qf3 Qe7 {[#] And now ...Bxd2 would win.} 38. Kg2 Kg7 39. Nb1 Qb4 (39... Ba1 $1 $11 {remains equal.}) 40. Nxc3 (40. h5 $16) 40... dxc3 {Precision: White = 65%, Black = 61%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Sanders, Isaac B"]
[Black "Boruchovsky, Avital"]
[Result "1-0"]
[ECO "B23"]
[WhiteElo "2359"]
[BlackElo "2556"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,65,-4,0,-15,2,-22,12,31,42,0,0,0,0,0,0,0,212,212,212,201,207,214,430,426,1239,1218,5689,1125,1106,427,980,983,943,481,880,301,304,298,297,287,460,458,451,431,391,381,406,382,397,382,530,524]} 1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 g6 5. Bc4 Bg7 6. O-O e6 7. d3 Nge7 8. Qe1 a6 9. Qh4 {B23: Closed Sicilian: Lines without g3} (9. Bb3 h6 10. Qg3 Na5 11. f5 exf5 12. Bf4 Nxb3 13. axb3 g5 14. Bxd6 f4 15. Bxf4 Bxc3 16. Bc7 Bd4+ 17. Kh1 Qd7 18. Nxd4 cxd4 19. Rf6 Ng8 20. Rf5 Ne7 21. Rf6 Ng8 {½-½ (21) Andreikin,D (2645)-Amonatov,F (2637) Dagomys 2010}) 9... b5 10. Bb3 Na5 $146 ({Find the theoretical novelty and annotate with similar games:} 10... h6 11. f5 gxf5 12. Qg3 Rg8 13. Qh3 Nd4 14. Nxd4 cxd4 15. Ne2 Bb7 16. Ng3 fxe4 17. dxe4 {1-0 (67) Muelas Cerezuela,J (2104)-Valdes Romero,L (2372) Benidorm 2004}) 11. f5 {The position is equal.} gxf5 12. Bh6 (12. Qh5 $5 {[%cal Rf3g5]}) 12... Bxh6 13. Qxh6 Nxb3 14. axb3 {And now Ng5 would win.} Bb7 $1 15. Ng5 $36 {[%mdl 2048] aiming for Qf6. White has some pressure.} Ng8 $2 (15... Kd7 $11 {and Black has nothing to worry.}) 16. Qg7 $18 {[%csl Gg5][%cal Rg7f7] [#]} Qf6 17. Nxe6 $1 Ke7 18. Rxf5 Qxe6 $2 (18... Qxg7 {was worth a try.} 19. Nxg7 Nh6) 19. Raf1 {[%cal Rf5f7]} ({Not} 19. Qxh8 Nh6 $16) 19... Nh6 (19... Rf8 $142 20. Qxh8 Nh6 21. Qf6+ Qxf6 22. Rxf6 Ng4) 20. Rf6 Qe5 21. Qxh6 (21. Rxf7+ $142 Nxf7 22. Qxf7+ Kd8 23. Qxb7) 21... Raf8 22. Qg7 (22. R1f5 $142 Qd4+ 23. Kh1) 22... Qd4+ (22... Ke8 $142 23. Qh6 b4) 23. Kh1 {[%cal Rf6f7]} Ke8 24. Qg3 Rhg8 (24... Qe5 $142 25. Qxe5+ dxe5) 25. Qxd6 $2 {[#]} (25. Qh3) 25... Qxd6 26. Rxd6 f5 {Now ...fxe4 and Black clings on.} 27. Re1 Rf7 $2 (27... fxe4 {might work better.} 28. Nxe4 Ke7) 28. exf5+ Re7 29. Rxe7+ Kxe7 30. Ne4 Bxe4 31. Re6+ Kf7 32. Rxe4 Kf6 33. g4 {Precision: White = 46%, Black = 38%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Gokerkan, Cem Kaan"]
[Black "Shyam, Sundar M"]
[Result "1/2-1/2"]
[ECO "C54"]
[WhiteElo "2357"]
[BlackElo "2547"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,28,11,40,37,58,26,39,35,47,10,16,30,8,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 O-O 6. O-O d6 7. Bg5 Bb6 (7... h6 $5 {[%cal Rh6g5]} 8. Bh4 g5 $11) 8. Nbd2 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} Ne7 9. Nh4 (9. Bxf6 $5 gxf6 10. d4 $14) 9... c6 $146 ({Predecessor:} 9... Bg4 10. Qe1 Kh8 11. Kh1 Nh5 12. h3 Bd7 13. Qe2 Nf4 14. Bxf4 exf4 15. Nhf3 Ng6 {1-0 (47) Tiviakov,S (2623)-Van den Doel,E (2591) Leiden 2010}) 10. Bb3 {White is slightly better.} d5 11. Qf3 (11. Bxf6 $5 gxf6 12. Qf3 $14) 11... Qd6 12. Rae1 h6 13. Be3 Bc7 14. Qg3 Nh5 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Pershin, Denis"]
[Black "Schroeder, Jan-Christian"]
[Result "1/2-1/2"]
[ECO "A45"]
[WhiteElo "2353"]
[BlackElo "2539"]
[Annotator "TA"]
[PlyCount "28"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,28,0,7,0,7,0,0,0,0,0,0,-8,64,57,68,62,61,48,133,84,100]} 1. d4 Nf6 2. Nc3 d5 3. Bf4 a6 4. e3 e6 5. g4 h6 (5... c5 6. g5 Nfd7 7. Nf3 Nc6 8. a3 b5 9. h4 Bb7 10. h5 Nb6 11. Ne5 Nxe5 12. Bxe5 {1-0 (26) Carlsen,M (2832)-Caruana,F (2808) Stavanger 2017}) 6. Qf3 {D00: 1 d4 d5: Unusual lines} b5 $146 {[%cal Bb7b5,Bb5b4][%mdl 32]} ({Predecessor:} 6... b6 7. O-O-O Bb7 8. Nge2 Nbd7 9. h4 Bd6 10. Bg2 Bxf4 11. Nxf4 Qe7 {½-½ (46) Nadassy,A (2062)-Lukacs,A (1735) Budapest 2012}) 7. h4 {[%cal Bh2h4,Bh4g5][%mdl 32]} b4 8. Nce2 {The position is equal.} c5 9. g5 Ne4 10. Ng3 hxg5 (10... Bb7 $1 $11) 11. hxg5 $14 Rxh1 12. Qxh1 Nxg3 13. fxg3 Qa5 ({Black should try} 13... Qe7 $14) 14. Kf2 Nc6 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Van Osch, Mees"]
[Black "Vishnu Prasanna  V"]
[Result "0-1"]
[ECO "C41"]
[WhiteElo "2349"]
[BlackElo "2538"]
[Annotator "TA"]
[PlyCount "114"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,114,54,40,82,80,61,55,58,68,66,46,35,52,110,0,0,-46,-37,-25,-15,-13,-14,-61,-36,-124,-53,-79,-2,-34,-37,-33,-8,-12,0,-22,0,0,16,-35,-24,-100,-95,-83,-63,-108,-79,-90,-71,-78,-74,-210,-202,-211,-201,-187,-185,-541,-514,-775,-766,-759,-769,-725,-662,-570,-234,-200,-213,-327,-321,-385,-386,-731,-720,-1106,-1088,-1122,-1103,-1129,-804,-1102,-1073,-950,-929,-12831,-9992,-12834,-12833,-12835,-12835,-12843,-12839,-12839,-12839,-12841,-12842,-12842,-12843,-12847,-12847,-12847,-12848,-12848,-12847]} 1. e4 e5 2. Nf3 d6 3. d4 exd4 4. Nxd4 Nf6 5. Nc3 Be7 6. Bf4 c6 {C41: Philidor Defence} (6... O-O 7. Qd2 Nc6 8. O-O-O Nxd4 9. Qxd4 a6 10. f3 b5 11. g4 c5 12. Qd2 b4 13. Nd5 Nxd5 14. exd5 Bf6 15. Bd3 Re8 16. Rhe1 Rxe1 17. Rxe1 {1-0 (32) Dominguez Perez,L (2739)-Noritsyn,N (2473) chess.com INT 2017}) 7. Qd2 {LiveBook: 3 Games} b5 8. a3 O-O {White is better.} 9. Be2 a5 10. O-O Re8 $146 ({Predecessor:} 10... Nbd7 11. Nxc6 Qe8 12. Nxe7+ Qxe7 13. Bxd6 Qxd6 14. Qxd6 Ne8 {1-0 (28) Balshaw,A (2114)-Gosling,D ICCF email 2009}) 11. Rfe1 Bf8 12. Bf3 Ra6 (12... Ng4 $14) 13. b4 (13. e5 $16 dxe5 14. Bxe5 (14. Rxe5 Rxe5 15. Bxe5 c5 $16)) 13... Nbd7 $11 14. Nb3 axb4 15. axb4 Ne5 16. Rxa6 Bxa6 17. Ra1 {Black must now prevent Bxe5.} Bc8 18. Ra8 ({Better is} 18. Qd1 $15) 18... Nfd7 ({Black should play} 18... Nxf3+ $17 19. gxf3 Qd7) 19. Be2 Qc7 (19... Nb6 $17 20. Ra7 Nbc4) 20. Bg3 Nb6 21. Ra1 g6 (21... Nec4 $5 {[%cal Rc4d2]} 22. Qf4 h6 $15) 22. Na5 Be6 23. Nd1 f5 24. exf5 gxf5 25. Qg5+ (25. Bh5 $11 Ra8 26. Nc3) 25... Ng6 {Threatens to win with ...Nd5.} 26. Bd3 {[#]} (26. Ne3 $11) 26... Qg7 $1 $17 {[%cal Rg7a1]} 27. c3 Bd7 {Hoping for ...Nd5.} 28. Qd2 f4 {aiming for ...Qe5.} 29. Bxg6 Qxg6 30. Bxf4 Nd5 31. Bg3 {[#]} (31. f3 $17 {is the only way for White.}) 31... Bh6 $1 $19 {[%cal Rh6d2]} 32. f4 Qf6 $40 {[%mdl 128] Black has strong attack.} 33. Nf2 Nxf4 34. Bxf4 $2 (34. Kh1) 34... Bxf4 ({Not} 34... Qxf4 35. Qxf4 Bxf4 36. g3 $17) 35. Qd4 (35. Qd3 $142 Qh6 36. g3) 35... Qh6 36. g3 Be3 37. Qh4 Qxh4 38. gxh4 Rf8 (38... Bh3 $142 {( -> ...Kh8)} 39. Re1 Kf7) 39. Ra2 Bb6 40. Kg2 (40. Kf1 {was worth a try.}) 40... Be6 41. Re2 Bd5+ 42. Kf1 $2 (42. Kg1) 42... Bxa5 {Black is clearly winning.} 43. bxa5 {[%mdl 4096] Endgame KRB-KRN} Bc4 44. Ke1 Bxe2 45. Kxe2 {KR-KN} Rf4 46. Ke3 Ra4 47. Ne4 Rxa5 48. Nxd6 Ra4 49. Nf5 Kf7 50. h5 Kf6 51. Nd4 Rc4 52. Kd3 h6 53. h4 Ke5 54. Nf3+ Kd5 55. Nd4 {[#]} Rxd4+ $1 {[%mdl 512]} 56. cxd4 b4 57. Ke3 Kc4 {Precision: White = 31%, Black = 68%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Tokranovs, Dmitrijs"]
[Black "Bailet, Pierre"]
[Result "1/2-1/2"]
[ECO "C47"]
[WhiteElo "2340"]
[BlackElo "2536"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,96,-23,-14,-12,-37,-33,-46,-40,-50,-43,-28,-24,-40,-8,-8,-18,-19,0,-123,-117,-141,-138,-105,-124,-235,-120,-118,-106,-124,-127,-115,-105,-122,-127,-105,-110,-147,-149,-182,-114,-135,-142,-269,-192,-220,-175,-327,-195,-180,-152,-204,-136,-97,0,0,0,-6,0,-8,0,-8,-8,-8,-12,-66,0,0,8,8,0,8,353,240,227,243,330,458,1181]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Nf6 4. Nc3 Nxe4 5. Nxe4 d5 6. Bd3 dxe4 7. Bxe4 Bd6 8. d4 exd4 9. Bxc6+ bxc6 10. Qxd4 O-O 11. Be3 {LiveBook: 3 Games. C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} Be6 12. a3 $146 ({Predecessor:} 12. O-O Bd5 13. Ng5 f5 14. Nh3 Re8 15. Bg5 Qb8 16. Rfe1 Qb6 17. Qxb6 cxb6 18. Bf4 Bc5 {0-1 (59) Koch,J (2507)-Adams,M (2746) France 2001}) 12... Re8 13. O-O-O {Black is slightly better.} Bd5 14. Rhe1 Re4 15. Qd3 Rg4 16. Nd4 Bxg2 17. f3 Rg6 $1 18. Nxc6 Qf6 19. Nxa7 (19. Bd4 $1 $11 {remains equal.} Bf4+ 20. Be3) 19... h6 $17 20. Rd2 Qxf3 ({Much weaker is} 20... Bxf3 $6 21. Rf1 $11) 21. Nb5 {[%cal Rb5d6]} Bxh2 22. Rf2 (22. Kb1 $17) 22... Qh5 (22... Qh3 $1 $19 23. Rfe2 h5) 23. Rxg2 Rxg2 24. Qe4 Rb8 25. Qxg2 Qxb5 $40 {[%mdl 128] Black attacks with force.} 26. Bd4 {[%csl Gd4][%cal Rg2g7] [#]} Qg5+ $1 27. Qxg5 hxg5 {[%mdl 4096] Endgame KRB-KRB} 28. c4 Rd8 29. Bc3 f6 (29... g4 $19 30. b4 f5) 30. a4 g4 {[%cal Bg5g4,Bg4g3][%mdl 32]} 31. a5 (31. Re2 $17 Bd6 32. b4) 31... c5 32. Kc2 Kf7 33. b4 $2 (33. a6 {might work better.}) 33... cxb4 (33... g3 $142 {Threatens to win with ...g2.} 34. Re2 cxb4 35. Bxb4 f5) 34. Bxb4 $19 Be5 35. Kb3 (35. Bc3 $17) 35... g3 36. Bc5 Rb8+ (36... Re8 $17 37. a6 Ke6) 37. Ka4 $1 $11 Rc8 38. Kb4 Bf4 39. Kb5 Bd2 40. Re7+ Kg6 41. Bb6 $1 f5 {...f4 is the strong threat.} 42. Rd7 (42. a6 $1 $11) 42... Be1 (42... Bg5 $15 43. a6 f4) 43. Rd1 Bf2 {Hoping for ...f4.} 44. c5 f4 45. c6 {aiming for Bxf2.} f3 $2 {[%mdl 8192]} (45... Kf5 $1 $11) 46. Bxf2 $18 gxf2 47. Kb6 Rb8+ {[#]} 48. Ka7 $1 {[%cal Ra7b8]} Rb2 {[%mdl 32768] Precision: White = 39%, Black = 50%. . An unexpected result.} (48... Rh8 $142 49. a6 Kf5) 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Badelka, Olga"]
[Black "Dastan, Muhammed Batuhan"]
[Result "1/2-1/2"]
[ECO "A10"]
[WhiteElo "2335"]
[BlackElo "2529"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,86,30,23,21,23,28,16,56,54,53,55,50,53,68,66,95,102,160,132,119,118,141,133,143,123,132,68,85,57,59,58,80,79,73,59,96,86,114,53,80,53,56,54,45,45,82,75,86,63,60,65,72,8,4,8,7,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 f5 2. g3 Nf6 3. Bg2 g6 4. Nc3 Bg7 5. d3 {[%cal Bd2d3,Bd3d4,Bd4d5][%mdl 32]} d6 6. e4 c6 7. Nge2 O-O 8. O-O e5 9. exf5 Bxf5 {A21: English Opening: 1...e5 2 Nc3} 10. d4 (10. h3 Na6 11. Be3 Kh8 12. Qd2 Qd7 13. Kh2 d5 14. cxd5 cxd5 15. d4 e4 16. Rac1 Rac8 17. b3 {½-½ (29) Nevednichy,V (2554)-Guseinov,G (2613) Tromsoe 2014}) 10... Na6 11. h3 Nb4 12. g4 Be6 13. a3 Na6 14. d5 Bd7 $146 ({Predecessor:} 14... cxd5 15. Nxd5 Nxd5 16. Bxd5 Nc7 17. Bxe6+ Nxe6 {1-0 (58) Rohrmueller,U (2233)-Bintakies,M (2206) Bayern 2014}) 15. Bg5 h6 16. Be3 h5 (16... cxd5 $142 17. Bxd5+ (17. cxd5 g5 $14) (17. Nxd5 Bc6 $16) 17... Nxd5 18. Qxd5+ Rf7) 17. dxc6 Bxc6 18. Ng3 {[%cal Rg4h5]} Bxg2 19. Kxg2 {[%cal Rg4h5]} hxg4 20. hxg4 Qd7 21. Nce4 ({White should play} 21. g5 $16 Ng4 22. Qd5+ Rf7 23. Nb5) 21... Nxg4 22. Qxd6 Qxd6 ({But not} 22... Qf7 $2 23. Ng5 $18) 23. Nxd6 Nc7 24. Nge4 b6 25. b4 Ne6 26. Rad1 Rab8 27. Bc1 (27. Rg1 $16) 27... Nh6 28. c5 (28. Rg1 {is more complex.} Nf5 29. Kf1 Ne7 30. Rd3 Rbd8 31. Bg5) 28... bxc5 29. Nxc5 Nxc5 30. bxc5 {Black must now prevent c6.} Rb3 31. Bxh6 Bxh6 32. Ne4 {Threatens to win with c6.} Rxa3 33. Rd6 Ra4 34. Rxg6+ (34. Re1 $16) 34... Kf7 $1 $132 {[%cal Rf7g6][%mdl 2048] The position is equal. Black is not keeping still} ({Reject} 34... Kh7 $6 35. Rg4 $16) 35. Rxh6 Rxe4 {[%mdl 4096] Endgame KRR-KRR} 36. Ra1 Kg7 37. Rha6 (37. Raa6 {keeps more tension.} Rc4 38. Rhg6+ Kh7 39. Rge6 Rg8+ 40. Kf3) 37... Rg4+ 38. Kf1 Rc4 39. Rxa7+ Kg6 40. R1a6+ Kf5 41. c6 Rc8 42. Ra8 Rxa8 43. Rxa8 Rxc6 {Precision: White = 64%, Black = 62%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Zarubitski, Viachaslau"]
[Black "Sulskis, Sarunas"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2319"]
[BlackElo "2519"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,96,58,48,50,35,39,38,41,43,42,34,39,37,36,46,43,49,40,41,37,47,43,40,45,39,39,41,39,16,14,0,0,0,0,0,0,0,0,-55,-48,-44,-52,-137,-135,-134,-127,-146,-141,-143,-138,-141,-145,-140,-135,-250,-256,-285,-202,-275,-177,-179,-179,-233,-223,-275,-270,-449,-452,-423,-446,-452,-427,-494,-460,-507,-547,-639,-636,-598,-583,-2311,-2102,-7649,-6203,-29962,-918,-29979,-29967]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 Bg4 6. h3 Bh5 {B01: Scandinavian Defence} 7. g4 Bg6 $1 8. Ne5 Nbd7 $1 {[%cal Rd7e5] White is slightly better.} 9. Nxg6 hxg6 10. Bg2 c6 11. d5 (11. Qd3 e6 12. Bd2 Nb6 13. O-O-O Nbd5 14. Ne2 {1-0 (39) Bologan,V (2640)-Kovalenko,I (2684) Tallinn 2016}) 11... Nxd5 12. Nxd5 cxd5 13. Qxd5 Qxd5 14. Bxd5 Nc5 $146 15. Be3 e6 16. Bg2 O-O-O 17. Ke2 Na4 18. Rad1 {Black must now prevent Bxb7+!} Bc5 19. Bxc5 (19. Rxd8+ {feels hotter.} Rxd8 20. Bc1 Bd4 21. c3 Be5 22. h4) 19... Nxc5 20. f4 Na4 21. Rd3 Rxd3 22. cxd3 $11 {[%mdl 4096] Endgame KRB-KRN} Kb8 23. Kd2 Rd8 24. b3 (24. Ke3 $11) 24... Nc5 $15 25. Bf1 $1 Ne4+ 26. Kc2 ({White should play} 26. Ke3 $15 Nc3 27. Rh2) 26... Rc8+ $17 27. Kb2 Nf2 28. Rg1 Nd1+ 29. Kb1 Ne3 30. Bg2 Rc2 31. Be4 {Re1 is the strong threat.} Rf2 32. Re1 (32. Rc1 $17) 32... Nc2 $19 33. Rc1 Na3+ 34. Ka1 Rxf4 35. Kb2 Nb5 36. Rc2 (36. a4 $142 Nd4 37. Re1) 36... Nd4 37. Rc4 Rf2+ 38. Kc3 $2 (38. Kb1 {was worth a try.} Nb5 39. Rc5) 38... e5 39. Rc5 f6 40. Rd5 Kc7 41. Bxg6 {Now Be8 and White clings on.} a5 {[%csl Gd4][%cal Rf2c2]} 42. Rxd4 exd4+ 43. Kxd4 Rxa2 {KR-KB} 44. h4 a4 45. bxa4 Rxa4+ 46. Kd5 Rxg4 47. h5 {[#]} b5 (47... Rxg6 $142 $1 48. hxg6 Kd7 49. d4 b6 50. Ke4 b5 51. Ke3 f5 52. Kd3 Kd6 53. Kc3 Kd5 54. Kd3 b4 55. Ke3 {[#]} f4+ $1 {[%mdl 512]} 56. Kd3 f3 57. Kd2 Kxd4 58. Kd1 b3 59. Kc1 f2 60. Kd2 f1=R 61. Ke2 Rf8 62. Kd2 Rf2+ 63. Kd1 b2 64. Ke1 Rh2 65. Kf1 b1=Q#) 48. Ke6 b4 {Precision: White = 42%, Black = 88%.} 0-1

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Zaiatz, Elena"]
[Black "Godena, Michele"]
[Result "1/2-1/2"]
[ECO "A06"]
[WhiteElo "2316"]
[BlackElo "2517"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,79,-21,-21,0,-15,-1,0,0,-6,-8,-25,-20,-13,-8,-17,-10,-11,16,-12,18,0,3,6,16,23,22,0,4,-2,-7,-15,-6,-6,0,-16,-15,-17,-25,-30,0,0,0,0,0,-2,0,0,0,0,0,-10,20,8,102,95,98,114,112,0,80,89,95,91,98,98,100,100,105,100,104,106]} 1. Nf3 d5 2. g3 Nc6 3. Bg2 e5 4. c4 (4. O-O e4 5. Ne1 Nf6 6. d3 Bf5 7. c3 Qd7 8. Bg5 O-O-O 9. dxe4 dxe4 10. Qxd7+ Rxd7 11. Bxf6 gxf6 12. Nc2 Kb8 {1-0 (41) Petrosian,T (2592)-Sadorra,J (2587) chess.com INT 2017}) 4... dxc4 5. Qa4 Bd6 6. Qxc4 {LiveBook: 3 Games. A07: Réti Opening: New York and Capablanca Systems} Nge7 (6... Be6 $5 {[%cal Re6c4]} 7. Qa4 Nge7 $15) 7. O-O O-O 8. d4 {The position is equal.} Be6 9. Qa4 exd4 $146 ({Predecessor:} 9... Bd7 10. dxe5 Nxe5 {½-½ (41) Shakirov,A (2055)-Chesnokov,G (2015) Dimitrovgrad 2009}) 10. Nxd4 Nxd4 11. Qxd4 c6 12. Nd2 Nf5 13. Qc3 Qb6 14. Nf3 Qc5 (14... Be7 {looks sharper.} 15. Bg5 Rad8 16. Bxe7 Nxe7 17. e4 Rfe8) 15. Bd2 Qxc3 16. Bxc3 Bd5 17. Rfd1 {[#] Strongly threatening e4!} Rfe8 18. Rd2 (18. e4 $5 Bxe4 19. g4 Bxf3 20. Bxf3 $11) 18... Bc7 19. b3 Nd6 {next ...Ne4 is good for Black.} 20. Rc2 Be4 21. Rd2 Bd5 {White should prevent ...Ne4.} 22. Rc2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 23. Rd1 a4 24. Nd4 Bxg2 25. Kxg2 Red8 26. Rb1 axb3 27. Rxb3 c5 28. Ba1 b6 29. Nc6 Re8 30. Be5 (30. Nb4 $5) 30... Ra6 31. Bf4 c4 (31... h6 $11) 32. Rb1 $16 b5 33. Nb4 Ra5 34. Nc6 Ra6 35. Nd4 {White is better.} Rea8 36. Bxd6 Bxd6 37. Nxb5 Bf8 38. Rxc4 Rxa2 39. Nd4 g6 40. e3 {Precision: White = 59%, Black = 44%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2"]
[White "Berzina, Ilze"]
[Black "Kollars, Dmitrij"]
[Result "1/2-1/2"]
[ECO "C78"]
[WhiteElo "2308"]
[BlackElo "2514"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,109,0,0,0,0,0,0,0,0,0,0,5,15,21,64,58,62,44,68,55,65,57,48,57,58,62,116,75,207,204,194,164,180,169,164,152,151,143,155,150,194,196,186,179,197,188,228,219,353,349,360,337,282,178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,178,233,87,92,62,72,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. d3 b5 7. Bb3 d6 8. a4 b4 {LiveBook: 14 Games. C78: Ruy Lopez: Archangelsk and Möller Defences} (8... Rb8 9. axb5 axb5 10. Be3 Bxe3 11. fxe3 O-O 12. Nc3 Ne7 13. Nd5 Nfxd5 14. Bxd5 c6 15. Bb3 Ng6 16. Qe1 c5 17. Ra7 c4 18. dxc4 {1-0 (36) Smirin,I (2667)-Jones,G (2665) Wijk aan Zee 2017}) 9. a5 O-O 10. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} h6 $146 ({Predecessor:} 10... Be6 11. Nbd2 h6 12. Bh4 g5 13. Bg3 Bg4 14. c3 bxc3 15. bxc3 Ne7 16. Qc2 {½-½ (24) Andersson,F (2225)-Husari,S (2362) Olomouc 2008}) 11. Bh4 g5 12. Bg3 Bg4 13. c3 bxc3 14. bxc3 Nh5 15. Bd5 Nxg3 16. hxg3 Bd7 17. d4 Ba7 18. dxe5 dxe5 19. Qe2 Qe7 20. Nbd2 {[%cal Bb1d2,Bd2c4,Bc4e3,Be3f5][%mdl 32]} Bc5 (20... Kg7 $14) 21. Nc4 Bd6 (21... Rab8 $16 {was worth a try.}) 22. Ne3 $18 Ra7 23. Nf5 Bxf5 24. exf5 Nb8 25. Nh2 {[%cal Bf3h2,Bh2g4,Bg4e3,Be3c4][%mdl 32]} Nd7 26. Ng4 $36 {[%mdl 2048] White is in control.} Kg7 27. Bc6 f6 28. Ne3 Nb8 29. Bd5 Bc5 30. Nc4 Rd8 31. Rad1 c6 (31... Qe8 $142 32. Be6 Nc6) 32. Be6 Rxd1 33. Rxd1 Nd7 34. Rxd7 Rxd7 35. Qh5 {[#] Qg6+ would kill now.} Kf8 36. Bxd7 ({Worse is} 36. Qxh6+ Qg7 $17) 36... Qxd7 37. Qxh6+ Ke8 38. Qh8+ ({And not} 38. Qxf6 Qd1+ 39. Kh2 Qh5+ 40. Kg1 Qd1+ 41. Kh2 Qh5+ 42. Kg1 Qd1+ $11) 38... Ke7 39. Qg7+ Ke8 40. Qxd7+ ({Stronger than} 40. Qxf6 Qd1+ 41. Kh2 Qh5+ 42. Kg1 Qd1+ 43. Kh2 Qh5+ 44. Kg1 Qd1+ $11) 40... Kxd7 {[%mdl 4096] Endgame KB-KN} 41. Kf1 Be7 42. f3 c5 {[#]} (42... Ke8 {was called for.} 43. Ke1 Bd8) 43. Ke2 (43. Nb6+ $1 $18 {and the rest is easy.} Kc6 44. c4) 43... Kc6 $16 44. Kd3 Kb5 45. Ne3 ({White should play} 45. g4 $16) 45... Bd8 $11 {The position is equal.} 46. c4+ Kxa5 {...Kb4 is the strong threat.} 47. Nd5 {Threatens to win with Kc2.} Ka4 {Strongly threatening ...Kb3.} 48. Kc2 Ka3 $1 49. Kc3 a5 50. Kc2 a4 51. Kc3 Ka2 {aiming for ...Kb1.} 52. Kc2 $1 Ka3 $1 53. Kc3 Ka2 {And now ...Kb1 would win.} 54. Kc2 $1 Ka3 $1 55. Kc3 {Precision: White = 78%, Black = 58%.} 1/2-1/2

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.3"]
[White "Smirin, Ilia"]
[Black "Tomazini, Zan"]
[Result "1-0"]
[ECO "B72"]
[WhiteElo "2634"]
[BlackElo "2395"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,93,22,26,21,13,22,15,18,29,35,27,31,97,89,131,118,159,133,120,122,139,97,91,94,89,99,83,87,87,94,89,19,189,200,175,118,112,121,165,37,35,0,0,0,82,73,120,119,122,114,138,147,185,183,191,191,179,179,270,278,335,331,330,315,327,275,412,393,387,391,450,455,551,557,587,596,812,808]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 a6 7. Be2 Nbd7 {B92: Sicilian Najdorf: 6 Be2} (7... Bg7 8. Qd2 Nbd7 9. g4 d5 10. exd5 Nb6 11. O-O-O Bxg4 12. f3 Bd7 13. Nb3 Nc8 14. Ne4 Nd6 15. Nbc5 O-O 16. Nxf6+ Bxf6 {½-½ (58) Eljanov,P (2755)-Jobava,B (2713) Malmo 2017}) 8. O-O Bg7 9. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} b6 {LiveBook: 4 Games. The position is equal.} 10. Nd5 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Qd2 Bb7 11. f3 Rc8 12. Rfd1 O-O 13. Nb3 {1-0 (34) Simacek,P (2470)-Danielsen,H (2526) Pardubice 2008}) 10... Bb7 11. Nxf6+ Nxf6 12. f3 e5 13. Nb3 d5 14. a5 d4 (14... b5 $1 $14) 15. Bf2 $36 {[%mdl 2048] White is in control.} b5 16. c3 $1 dxc3 17. Qxd8+ Rxd8 18. bxc3 Nd7 19. Rfd1 Rc8 20. c4 bxc4 21. Nd2 c3 22. Nc4 {Black must now prevent Rdb1.} Bh6 23. Ra2 Ke7 24. Be1 ({White should play} 24. Bh4+ $1 $16 f6 25. Be1) 24... Rxc4 $2 (24... Bc6 $1 $11) 25. Bxc4 $18 Rc8 26. Bb3 ({Better is} 26. Bd3 $1 $18) 26... Nc5 $16 27. Bc2 $1 Ne6 28. Rb1 ({White must play} 28. Kf2 $1 $18) 28... Be3+ $14 29. Bf2 (29. Kf1 {looks sharper.} Ba8 30. Bh4+ f6 31. Bf2 Bd4 32. Bd3) 29... Bxf2+ 30. Kxf2 Rc7 (30... Bc6 $11 {remains equal.}) 31. Bd3 Nd4 32. Ra4 $1 c2 33. Rc1 Rc3 {[#]} 34. Ke3 $1 Rb3 {[#]} 35. Kd2 $1 Bc6 36. Ra2 Bb5 37. Bxc2 Nxc2 (37... Rb4 {was necessary.} 38. Raa1 Ne6) 38. Rcxc2 $18 {[%mdl 4096] Endgame KRR-KRB} ({But not} 38. Raxc2 Kf6 $18) 38... f5 39. exf5 gxf5 40. Rc7+ Kd6 41. Rxh7 Rd3+ (41... Kd5 $142 42. Kc2 Re3) 42. Kc1 Rc3+ 43. Rc2 Ra3 44. Rd2+ {White is clearly winning.} Ke6 45. Rh6+ Kf7 46. Rdd6 e4 47. Rh7+ {Precision: White = 75%, Black = 44%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.18"]
[White "Kunin, Vitaly"]
[Black "Krykun, Yuriy"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2551"]
[BlackElo "2350"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,96,-44,-30,-37,-41,-44,-54,-17,-24,20,10,25,17,19,14,35,37,29,35,57,57,55,16,75,22,36,0,81,0,24,22,20,20,95,132,326,328,467,467,457,462,458,455,457,453,456,452,443,447,447,439,412,424,411,402,462,435,426,404,403,400,467,422,408,405,495,508,506,491,450,352,497,482,478,469,1260,1239,29996,29996,29999]} 1. d4 Nf6 2. Nf3 g6 3. Bg5 Bg7 4. Nbd2 O-O 5. e4 d5 6. e5 Ne4 7. Be3 c5 {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} 8. c3 Nc6 9. Be2 cxd4 10. cxd4 {LiveBook: 5 Games} f6 11. exf6 exf6 12. O-O Bg4 (12... f5 {looks sharper.} 13. Nb3 a5 14. Rc1 g5 15. h3 f4) 13. h3 {[#]} Nxd2 $146 (13... Bxf3 {seems wilder.} 14. Nxf3 f5 15. Qd3 Rc8 16. Rad1 Re8) ({Find the theoretical novelty and annotate with similar games:} 13... Bxf3 14. Nxf3 f5 15. Bb5 {0-1 (50) Zupe,M (2323)-Jankovic,A (2535) Ljubljana 2012}) 14. Qxd2 Bf5 15. Rac1 Rc8 16. Rc5 b6 17. Rc3 {Strongly threatening Ba6.} Ne7 18. Rfc1 Qd7 19. Ba6 Rxc3 20. Rxc3 Qa4 (20... g5 $11 {keeps the balance.}) 21. Ra3 (21. Qe2 $16) 21... Qd7 $11 22. Rc3 Qa4 {[#]} 23. Ra3 (23. Qe2 $1 $16) 23... Qd7 24. Qe2 Qd6 25. Rc3 Bc8 (25... Re8 $11) 26. Bxc8 $16 Rxc8 $2 {[#]} (26... Nxc8 $16 27. b3 Re8) 27. Bf4 $1 $18 {[%cal Rf4d6][%mdl 512]} Qxf4 (27... Qd7 $142 28. Qxe7 Qxe7 29. Rxc8+ Bf8) 28. Qe6+ ({Weaker is} 28. Qxe7 Rxc3 29. Qe6+ (29. bxc3 Bf8 $11) 29... Kf8 $14) 28... Kf8 29. Rxc8+ Nxc8 30. Qxc8+ Ke7 31. Qb7+ Kf8 32. Qa8+ Ke7 33. Qxa7+ Kf8 34. Qa8+ Ke7 35. Qb7+ Kf8 36. Qxb6 Qc1+ 37. Kh2 Qf4+ 38. Kh1 Qc1+ 39. Ng1 f5 40. Qd8+ Kf7 41. Qxd5+ Ke7 42. Qb7+ Kf8 43. Qb4+ Kf7 44. b3 Qb2 (44... Qa1 {is a better defense.} 45. d5 Bd4) 45. Qc4+ Kf8 46. Nf3 Qxf2 (46... Bh6 $142 47. Qc8+ Kg7 48. Qb7+ Kg8 49. Qd5+ Kg7 50. Qe5+ Kg8 51. Qd5+ Kg7 52. Qb7+ Kh8 53. Qb8+ Kg7 54. Qe5+ Kg8 55. Qd5+) 47. Qc8+ Kf7 48. Ng5+ Kf6 {Precision: White = 76%, Black = 33%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.20"]
[White "Sanal, Vahap"]
[Black "Tomilova, Elena"]
[Result "1-0"]
[ECO "B01"]
[WhiteElo "2539"]
[BlackElo "2346"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,123,31,33,62,15,8,12,21,15,8,3,4,3,9,16,12,13,35,44,37,39,48,37,128,116,129,118,233,189,186,191,190,187,184,188,160,160,193,21,20,23,34,0,75,60,63,20,25,0,10,0,8,0,12,12,12,0,8,8,8,8,8,0,0,0,0,0,55,0,55,55,55,55,55,55,55,55,55,55,12835,12836,12842,12837,12837,12837,12838,12838,12839,12839,12839,12840,12840,12841,12841,12841,12842,12842,12843,12843,12843,12844,12844,12845,12846,12846,12850,12850]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 g6 (5... c6 6. Ne5 Nbd7 7. Nc4 Qc7 8. a4 Nd5 9. Bd3 g6 10. Qf3 N7f6 11. Nxd5 Nxd5 12. O-O Bg7 13. c3 O-O 14. Qg3 Qxg3 15. hxg3 {½-½ (28) Caruana,F (2808)-Carlsen,M (2857) Baku 2016}) 6. Nb5 {B01: Scandinavian Defence} Qb6 7. c4 c6 8. Nc3 Bg7 9. Be2 O-O 10. O-O {LiveBook: 24 Games} Bg4 11. h3 Bxf3 $1 12. Bxf3 Rd8 13. Qb3 {[#]} Qxb3 $146 14. axb3 Rxd4 15. Be3 Rd8 16. Rxa7 Rxa7 17. Bxa7 Nfd7 18. Rd1 {Bxb8 is the strong threat.} Re8 19. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} f5 20. b5 Nf8 (20... Ne5 $14) 21. Na4 $1 $16 Ne6 22. b4 $36 {[%mdl 2048] Black is under strong pressure.} Ng5 (22... Kf7 $16 23. Nc5 Nxc5 24. Bxc5 (24. bxc5 e5 $11) 24... Rc8) 23. Nc5 Nxf3+ 24. gxf3 cxb5 25. cxb5 Bc3 26. Nxb7 Bxb4 27. Rd4 Bc3 28. Rd8 $2 ({Better is} 28. Rc4 $18 Bb2 29. Na5) 28... Rxd8 $11 29. Nxd8 {[%mdl 4096] Endgame KBN-KBN} Nd7 30. Nc6 Ne5 {[#]} (30... Kf7 $11) 31. f4 $1 $16 {[%cal Rf4e5]} Nc4 $1 32. Nxe7+ Kf7 33. Nd5 Ba5 34. Bc5 {Strongly threatening b6.} (34. b6 $5 {[%cal Rb6b7]} Nd6 35. Kg2 $11) 34... Ke6 35. Ne3 Bb6 36. Nxc4 Bxc5 $11 {KB-KN} 37. Kg2 Kd5 38. Ne5 Bd4 39. Kg3 g5 {[%cal Bg6g5,Bg5f4][%mdl 32]} 40. Nf7 gxf4+ 41. Kf3 Bb6 42. h4 {[%cal Bh3h4,Bh4h5][%mdl 32]} (42. Ng5 $5 {[%cal Rg5h7]} h6 43. Nh7 $14 (43. Nf7 Ke6 $11)) 42... Bc7 (42... h5 $11) 43. Ng5 (43. h5 $1 $14 h6 44. Nh8 (44. Nxh6 Ke6 $11)) 43... h6 ({Black should play} 43... h5 $11) 44. Nh3 $1 $14 Kc5 45. Nxf4 {Black must now prevent Ne6+.} Kxb5 46. Nd5 Bd8 47. h5 $1 {Threatens to win with Ne3.} Bg5 48. Ne3 f4 $2 {[%mdl 8192]} (48... Kc5 $14) 49. Nd5 $18 {White is clearly winning.} Kc5 50. Nxf4 Kd6 {[#]} 51. Ke4 $1 {[%cal Re4f5]} Ke7 52. Kf5 Kf7 53. Ng6 Bd2 54. Ne5+ Kg7 55. Ke6 Bc1 56. Ng6 Bb2 57. f4 {[%cal Bf2f4,Bf4f5,Bf5f6][%mdl 32]} Bc3 58. f5 Bb2 59. Nf4 Bf6 60. Nd5 Bg5 61. f6+ Kf8 62. Ne7 {Precision: White = 63%, Black = 46%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.22"]
[White "Zakhartsov, Viacheslav V"]
[Black "Zatonskih, Anna"]
[Result "1-0"]
[ECO "D58"]
[WhiteElo "2539"]
[BlackElo "2424"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,91,25,0,0,0,0,-8,3,0,32,4,2,11,12,0,16,-8,98,62,68,77,130,102,93,96,97,102,106,80,79,79,79,71,67,77,94,67,127,98,170,152,217,241,423,432,439,432,416,402,402,406,389,345,316,317,762,759,793,540,993,868,2222,2014,5289,5289]} 1. d4 d5 2. c4 e6 3. Nc3 Be7 4. Nf3 Nf6 5. Bg5 O-O 6. e3 h6 7. Bh4 b6 8. Be2 Bb7 9. Bxf6 Bxf6 10. cxd5 exd5 11. O-O Re8 12. b4 c6 13. Qb3 Qd6 14. Rfe1 {D58: Queen's Gambit Declined: Tartakower Defence} Nd7 15. Rad1 {LiveBook: 3 Games} a5 16. bxa5 {The position is equal.} Rxa5 17. a4 Be7 18. Rb1 Ba6 19. Bxa6 Rxa6 20. e4 dxe4 $1 {[#]} 21. Rxe4 $146 ({Find the theoretical novelty and annotate with similar games:} 21. Nxe4 Qg6 {1-0 (41) Karpov,A (2715)-Boensch,U (2490) Baden-Baden 1992}) 21... Nf6 22. Ne5 Rf8 (22... Qe6 $1 $11 23. Qxe6 fxe6) 23. Re2 $36 {[%mdl 2048] White is more active.} Bd8 24. Qc4 Ra7 (24... b5 $142 25. axb5 cxb5 26. Nxb5 Qe6) 25. Rc2 ({Much weaker is} 25. Nxc6 $6 Rc7 $14) 25... Rc7 26. Rxb6 Nd7 27. Nxd7 Qxd7 28. Ne2 {[%cal Rb6c6]} Re8 29. Kf1 Re6 30. g3 Rc8 31. Rb3 Rd6 32. Kg2 Bf6 (32... Ra8 $14) 33. Rb4 Rd8 {[#]} (33... Ra8 $16) 34. a5 $1 $18 {[%cal Ba4a5,Ba5a6,Ba6b7][%mdl 32]} Qa7 {[#]} (34... h5 $16) 35. a6 $1 R8d7 $2 (35... R6d7 {was worth a try.} 36. f3 (36. Qxc6 Rd6 $16) 36... Be7) 36. Rcb2 c5 37. Rb7 ({But not} 37. Rb8+ Kh7 $18) 37... Rxb7 38. axb7 Rb6 39. Rxb6 Qxb6 40. dxc5 Qc6+ 41. Kg1 Be5 $2 (41... Qxb7 42. c6 Qc8) 42. Qb4 {White is clearly winning.} Bb8 43. Nc3 Kf8 44. Qb5 Qc7 45. c6 Qd6 46. Nd5 {Precision: White = 75%, Black = 28%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.26"]
[White "Ladva, Ottomar"]
[Black "Payen, Arnaud"]
[Result "1-0"]
[ECO "A04"]
[WhiteElo "2532"]
[BlackElo "2337"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,119,13,17,20,0,-2,-4,13,13,13,13,13,14,8,8,16,4,10,8,14,10,20,0,17,18,11,18,80,76,66,64,66,66,98,95,103,98,104,82,131,112,118,122,134,140,156,146,154,102,234,189,329,269,308,267,356,351,408,399,590,637,640,570,954,951,892,869,945,941,2400,2374,1809,953,1201,1201,1154,1201,1103,1096,1096,1089,984,983,837,788,653,653,653,649,29951,8322,5114,5106,29984,29985,29971,29967]} 1. Nf3 e6 2. g3 f5 3. Bg2 Nf6 4. O-O d5 5. d4 Bd6 6. b3 Qe7 7. Bb2 c6 8. c4 b6 9. Ne5 Bb7 10. Nd2 {[%cal Bb1d2,Bd2f3,Bf3d4][%mdl 32]} O-O 11. Rc1 a5 12. Ndf3 Na6 {[%cal Bb8a6,Ba6c5,Bc5e4][%mdl 32] A90: Dutch Defence: Miscellaneous and Modern Stonewall (with ...Bd6)} 13. Nd3 {LiveBook: 18 Games} Rfd8 {[#]} 14. Qc2 $146 ({Predecessor:} 14. Nfe5 Rac8 15. e3 Ne4 16. f3 Nf6 17. g4 c5 18. g5 Nd7 19. f4 Bxe5 20. fxe5 Qxg5 {0-1 (52) Fridman,D (2628)-Nikolic,P (2646) Germany 2007}) 14... c5 {The position is equal.} 15. dxc5 Nxc5 16. Nd4 Rac8 17. Nb5 Nce4 18. Nxd6 Nxd6 19. Ne5 dxc4 20. Bxb7 Nxb7 21. bxc4 b5 22. Rfd1 Nd7 23. Qc3 (23. Rxd7 {feels hotter.} Rxd7 24. Nxd7 Qxd7 25. Qd3 Qxd3 26. exd3 b4 27. Kf1) 23... Nxe5 (23... b4 $5 {[%cal Rb4c3]} 24. Qb3 Nbc5 $11) 24. Rxd8+ Nxd8 25. Qxe5 bxc4 (25... Rc5 $1 $11 {remains equal.} 26. Qf4 b4) 26. Qxa5 $16 Nf7 27. Qa6 Qd7 $1 28. a4 Qc6 29. Qxc6 Rxc6 {[%mdl 4096] Endgame KRB-KRN} 30. f3 Nd6 31. Be5 Nf7 32. Bc3 Nd6 33. Kf2 Kf7 34. Ke3 Nb7 35. Bb4 e5 36. Kd2 (36. a5 $142) 36... g5 (36... Nd8 $16) 37. Kc3 Rh6 (37... Ke6 $142 38. Ra1 Nd6) 38. Rc2 Rxh2 39. Kxc4 Ke6 40. Kb5 e4 41. fxe4 f4 (41... Nd6+ $142 42. Kb6 Nxe4) 42. gxf4 $18 gxf4 43. Kb6 Nd8 44. Rd2 Nf7 45. a5 Ne5 46. a6 Nc4+ 47. Kb5 Nxd2 48. a7 Nxe4 49. a8=Q Rxe2 50. Qe8+ Kf6 51. Be7+ Ke5 52. Qh5+ Kd4 53. Bc5+ Kd3 54. Qf3+ Re3 55. Qf1+ Re2 56. Ba7 Nc3+ 57. Kb4 Kc2 58. Bd4 Na2+ 59. Kc4 Nc1 60. Qxf4 {Precision: White = 87%, Black = 30%.} 1-0

[Event "7th RTU Open 2017"]
[Site "Riga"]
[Date "2017.08.08"]
[Round "2.29"]
[White "Rahul Srivatshav P"]
[Black "Ali Marandi, Cemil Can"]
[Result "1-0"]
[ECO "A80"]
[WhiteElo "2321"]
[BlackElo "2526"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2017.??.??"]
[EventType "swiss"]
[EventCountry "LAT"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,119,31,39,45,45,44,41,0,16,13,91,85,63,-6,0,-45,13,-7,15,-2,0,0,0,0,0,-27,-4,-123,-67,-68,169,189,191,200,196,181,313,292,364,298,318,260,307,298,306,200,296,269,297,295,292,275,396,392,428,420,467,470,448,438,408,302,306,285,285,283,331,327,350,342,341,323,456,454,498,444,467,471,472,462,458,454,524,526,533,526,556,541,633,639,636,652,681,682,667,655,897,883,797,792,962,944,1660,1445,1993,1981,1884,1833,1779,1762]} 1. d4 f5 2. Nc3 Nf6 3. Bg5 d5 4. f3 e6 5. e4 Be7 6. exf5 {A80: Dutch Defence: Unusual White second moves} (6. Qd2 O-O 7. O-O-O h6 8. Be3 fxe4 9. fxe4 Bb4 10. Bd3 dxe4 11. Bc4 Nc6 12. a3 Bxc3 13. Qxc3 {0-1 (32) Schenk,A (2491)-Pruijssers,R (2511) Germany 2015}) 6... exf5 {LiveBook: 4 Games} 7. Qd2 O-O 8. Nh3 {White is slightly better.} c6 9. Be2 h6 10. Be3 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Bf4 b5 11. Nf2 Nh5 12. Bxb8 Rxb8 {1-0 (52) Vatter,H (2328)-Ritscher,J (2316) Halle 2010}) 10... Be6 (10... Bd6 $11) 11. Nf4 $16 Bf7 12. Nd3 (12. Bd3 $1 $14) 12... Nbd7 $11 13. Nd1 a5 ({Black should try} 13... Re8 $15) 14. N1f2 Ne8 15. a4 Nd6 {Hoping for ...Nc4.} 16. b3 Bf6 17. O-O Re8 {Strongly threatening ...Qe7.} 18. Rfe1 g5 {next ...f4 is good for Black.} (18... c5 $5 19. Bf4 Bxd4 $15) 19. Nd1 {[#]} (19. c3 $11) 19... f4 (19... c5 $1 $17 {[%mdl 512]} 20. Nxc5 Nxc5 21. dxc5 Bxa1 22. cxd6 Qxd6) 20. Bf2 $15 Ne4 $2 (20... Bg7 $15 {stays ahead.}) 21. fxe4 $18 dxe4 22. Nxf4 $1 gxf4 23. Qxf4 c5 (23... Bg5 $142 24. Qg3 Qb8) 24. Bb5 (24. Qxh6 Bg7 $16) 24... Bg5 25. Qf5 Re6 26. Rxe4 Rxe4 27. Qxe4 Nf6 28. Qd3 Nd5 (28... Ng4 $142 29. Bc4 (29. dxc5 Qxd3 30. Bxd3 Bf6 $16) 29... Qf6) 29. Bc4 Qf6 30. Bxd5 Bxd5 31. Nc3 ({Much less strong is} 31. dxc5 $6 Qxa1 32. Qxd5+ Kf8 $16) 31... Bc6 (31... Bf7 {might work better.} 32. Ne4 (32. dxc5 Bg6 $16) 32... Qf5 33. dxc5 Rd8) 32. Rf1 Qg7 33. Qc4+ Kh8 34. d5 Bd7 35. Bxc5 {And now Bd4 would win.} Rc8 {Threatens to win with ...Be3+.} 36. Qd4 Qxd4+ 37. Bxd4+ Kg8 38. Rf2 Re8 39. Kf1 Bg4 {If only Black now had time for ...Bh4....} 40. h3 Bh5 41. d6 Bh4 {[#]} (41... Re6 $142 42. Bc5 Be8) 42. g3 $1 {White is clearly winning.} Bd8 (42... Bxg3 43. d7) 43. Bf6 Bf7 44. Bxd8 Rxd8 {[%mdl 4096] Endgame KRB-KRN} 45. Nb5 Be8 46. Rd2 Bd7 47. g4 Kg7 48. Kf2 Kf6 49. Kg3 Ke5 50. c4 {[%cal Bc2c4,Bc4c5][%mdl 32]} Ke4 51. c5 Rc8 52. Nc7 Ke3 53. Rd1 Rf8 54. Nd5+ Ke2 55. Rd4 h5 56. Nb6 Rf3+ 57. Kh4 hxg4 58. hxg4 Bc6 59. d7 Bxd7 60. Rxd7 {Precision: White = 69%, Black = 30%.} 1-0

