[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.19"]
[Round "1.1"]
[White "Papunidi, Matvey"]
[Black "Vainerchuk, Barys"]
[Result "0-1"]
[ECO "E76"]
[WhiteElo "2083"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,46,57,46,43,80,35,34,23,29,0,0,23,66,0,25,23,120,6,10,6,3,-51,-37,-74,-79,-446,-446,-475,-467,-462,-447,-587,-481,-703,-701,-876,-895]} 1. c4 (1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 c5 7. d5 e6 8. Bd3 exd5 9. cxd5 Re8 10. O-O {½-½ (10) Csizmadia,L (2370)-Soos,A (2366) Hungary 2016}) 1... Nf6 2. Nc3 e6 3. e4 d6 4. d4 g6 5. f4 Bg7 6. Nf3 O-O 7. Bd3 {E76: King's Indian: Four Pawns Attack: Lines specific to 6 Nf3 move-order} Nbd7 8. O-O c5 9. d5 {White is slightly better.} exd5 10. cxd5 Re8 11. Re1 Qc7 12. Nb5 $146 ({Predecessor:} 12. h3 a6 13. a4 c4 14. Bc2 b6 15. Re2 {0-1 (27) Baberz,A (1805)-Kololli,K (1746) Verden 2012}) 12... Qb6 {Strongly threatening ...c4+.} 13. a4 {And now a5 would win.} a5 (13... c4+ $1 $11 14. Be3 Nc5 15. Bxc4 Rxe4) 14. h3 (14. Bc2 $16) 14... c4+ $1 $11 15. Be3 Nc5 {[%mdl 64] Double Attack} 16. Bxc4 ({White should play} 16. Bc2 $11 Bd7 17. Nc3) 16... Rxe4 $15 17. Bf1 Bd7 18. Nd2 $2 {[%mdl 8192] [#]} (18. Kh2 $17 {nothing else works.}) 18... Rxe3 $1 $19 {[%mdl 512] Black is clearly winning.} 19. Rxe3 {[#] Nc4 is the strong threat.} Nxa4 $1 {[%mdl 576] Discovered Attack} 20. Nc4 (20. Rxa4 Qxe3+) 20... Qxb5 {[%mdl 64] Double Attack} 21. Kh2 Qc5 {Threatens to win with ...Nxb2!} 22. Re7 (22. Qd2 $142) 22... b5 23. b4 Qxb4 {Accuracy: White = 19%, Black = 63%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.19"]
[Round "1.2"]
[White "Mattsson, Michael"]
[Black "Poley, Vladimir"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2035"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,78,58,93,81,93,108,145,90,74,80,65,72,73,62,71,77,74,-20,-12,-11,-11,-9,-14,-8,0,0,0,0,0,-1,0,-31,-22,-19,-18,-19,88,79,83,86,127,0,0,0,27,10,11,11,8,10,7,12,16,-125,-129,-122,-126,-122,-62,-120,-100,-188,-188,-188,-188,-194,-202,-760,-758,-669,-633]} 1. e4 g6 2. d4 c6 3. Nc3 d5 4. Bf4 Qb6 (4... Bg7 5. Nf3 Bg4 6. h3 Bxf3 7. Qxf3 dxe4 8. Nxe4 Qxd4 9. c3 Qa4 10. Rd1 Nf6 11. Nc5 Qxa2 12. Bxb8 Rxb8 13. Qf4 {0-1 (37) Idani,P (2476)-Mirzoev,A (2536) Pardubice 2013}) 5. exd5 Qxb2 $146 ({Predecessor:} 5... Bg7 6. Be5 Nf6 7. dxc6 Nxc6 8. Bb5 O-O 9. Bxc6 bxc6 10. Na4 Qb5 11. b3 Bh6 12. Ne2 {½-½ (44) Nafiri,K (2230)-Amdouni,Z (2338) Cairo 2015}) 6. Nge2 {Hoping for Rb1. B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} Qa3 7. Rb1 {Black must now prevent dxc6.} Nd7 8. dxc6 (8. g4 $142) 8... bxc6 $16 9. g3 Ba6 10. Bg2 Rc8 11. O-O Ngf6 12. Re1 Bg7 13. d5 (13. Rb3 $16 Qa5 14. Qc1) 13... cxd5 $11 14. Nxd5 Nxd5 15. Qxd5 {Nd4 is the strong threat.} Nb6 16. Qb3 Qxb3 (16... Qa5 {is more complex.} 17. Qe3 O-O 18. Qxe7 Bc4 19. Be3 Rfe8) 17. cxb3 Rc2 18. Rbd1 O-O $1 ({Of course not} 18... Bxe2 $6 19. Rxe2 $1 {[%mdl 512]} Rc3 20. a4 $16) 19. Nc1 Re8 20. a4 Bc3 21. Be4 Rb2 22. Re3 Bd2 (22... Rd2 $11 {keeps the balance.} 23. Rd3 Bxd3 24. Bxd2 Bxe4 25. Bxc3 Rc8) 23. Be5 $16 Bxe3 24. fxe3 Nxa4 ({Don't go for} 24... Be2 $2 25. Re1 $18) 25. bxa4 (25. Bxb2 $16 Nxb2 26. Rd2) 25... Rb4 $36 {[%mdl 2048] White is under pressure.} 26. Rd4 Rxd4 (26... Rb2 {is interesting.} 27. Rd7 Rb4 28. Rd4) 27. Bxd4 Rc8 28. Nd3 Rc4 29. Nb2 Rc7 30. Kf2 f6 {Strongly threatening ...e5.} 31. Bd5+ (31. Nd1 $11) 31... Kg7 $17 {[%mdl 1024] And now ...e5 would win. Black has strong compensation.} 32. Nd1 Rc2+ 33. Kg1 {[#]} Rc1 (33... Bc4 $1 $17 {[%cal Rc4d5]} 34. Bxc4 Rxc4) 34. Bf3 ({Better is} 34. Bb3 $1 $15) 34... e5 35. Bxa7 (35. Bb2 $17 {might work better.} Rc2 36. Ba3) 35... Bd3 $19 36. Kg2 {[#]} e4 $1 {[%cal Re4f3]} 37. Bg4 h5 38. Nf2 $2 (38. Bd7) 38... Bf1+ 39. Kg1 hxg4 {Accuracy: White = 48%, Black = 71%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.19"]
[Round "1.3"]
[White "Mirzoev, Emil"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2455"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,108,13,82,39,27,35,25,33,21,20,36,-10,-4,0,-5,-22,5,5,18,0,0,0,4,8,11,11,13,14,18,9,12,8,32,-28,-28,-35,-25,-33,-24,-63,0,-58,-20,-71,0,-91,-66,-125,-129,-130,-125,-131,-75,-121,-122,-126,-132,-126,0,0,0,-77,-55,-41,0,0,0,-22,0,-232,-217,-295,-277,-226,-186,-216,-216,-291,-277,-952,-889,-993,-946,-621,-491,-29962,-29947,-29982,-29983,-29980,-29981,-29985,-429,-29986,-29987,-29987,-29988,-29989,-29989,-29992,-29993]} 1. e4 c6 2. d4 d5 3. Nc3 g6 4. Nf3 Bg7 5. e5 Nh6 (5... Bg4 $11) 6. h3 {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6} f6 (6... O-O 7. Be2 f6 8. O-O Nf7 9. Bf4 e6 10. exf6 Qxf6 11. Qd2 Nd7 12. Rae1 e5 13. dxe5 Ndxe5 14. Nxe5 Nxe5 {1-0 (46) Gunina,V (2506)-Khotenashvili,B (2476) Hengshui 2019}) 7. exf6 exf6 8. Bd3 {White has an edge.} O-O 9. O-O Nd7 10. Bxh6 $146 ({Predecessor:} 10. Ne2 Nb6 11. b3 Re8 12. Re1 Be6 13. a4 a5 {0-1 (54) Guttulsrud,O (2177)-Gabrielsen,S (2330) Norway 2012}) 10... Bxh6 11. Ne2 Nb6 12. c3 Qd6 13. Qc2 Kg7 14. Rae1 Bd7 15. b3 Rae8 16. c4 {And now c5 would win.} dxc4 17. bxc4 {Hoping for c5.} c5 18. d5 f5 19. Nc3 Kg8 20. Rxe8 (20. Rb1 {with more complications.} Qb8 21. Qb3 Bg7 22. Rfd1 Bf6 23. a4) 20... Rxe8 21. Re1 (21. Rb1 $14) 21... Rxe1+ $11 22. Nxe1 Bg7 23. Nf3 Qf6 24. Ne2 Nc8 ({Better is} 24... Qa1+ $15 25. Kh2 Nc8) 25. g3 (25. Qd2 $1 $11) 25... Nd6 26. Kg2 {[#]} (26. Qd2 $11 {keeps the balance.}) 26... a6 (26... Qb2 $1 $17 {aiming for ...Qxc2.} 27. Qb3 a6) 27. h4 {[#]} (27. Qc1 $11) 27... Qb2 $1 $17 28. Qxb2 (28. Qb3 $15) 28... Bxb2 29. Nd2 b5 30. Kf1 Ba3 (30... Kf7 $142 31. Nf4 Bc3) 31. Ke1 Bb4 32. Kd1 bxc4 33. Nxc4 Ne4 (33... Ba4+ $17 34. Kc1 Nxc4 35. Bxc4 Bb5 36. Bxb5 axb5) 34. Bxe4 $1 $11 fxe4 {[%mdl 4096] Endgame KBB-KNN} 35. Nc1 (35. Nf4 $11 {remains equal.}) 35... Ba4+ 36. Nb3 Kf8 37. Nb6 $1 {[%cal Rb6a4]} Bb5 {White must now prevent ...Ke7.} 38. d6 Ke8 39. Nd5 $2 (39. Nd2 $11 {and White has nothing to worry.}) 39... Kd7 $19 40. Nxb4 cxb4 {KB-KN} 41. Nc5+ Kxd6 42. Nxe4+ Ke5 43. Ng5 Bc4 44. Nxh7 $2 (44. a3 bxa3 45. Kc2) 44... Bxa2 45. Ng5 a5 {[%cal Ba6a5,Ba5a4,Ba4a3][%mdl 32]} 46. Nf3+ Ke4 47. Nd2+ (47. Ne1 $19 a4 48. Kc1) 47... Kd3 48. g4 a4 49. h5 gxh5 50. gxh5 Bg8 (50... a3 $142 51. Kc1 Bf7 52. f3 a2 53. Kb2 Kxd2 54. h6 Bg8 55. h7 Bxh7 56. Kb3 a1=Q 57. Kxb4 Qe5 58. Kc4 Bd3+ 59. Kb4 Qb5+ 60. Ka3 Bc4 61. f4 Qb3#) 51. h6 (51. Nb1 $19 Ke4 52. Kc2) 51... a3 {Black mates.} 52. h7 Bxh7 53. Kc1 Kc3 54. Nb1+ Bxb1 {Accuracy: White = 31%, Black = 54%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.19"]
[Round "1.4"]
[White "Peng, Li Min"]
[Black "Bogdanov, Egor"]
[Result "1/2-1/2"]
[ECO "C68"]
[WhiteElo "2454"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,64,-1,-9,55,42,48,10,17,12,9,9,20,0,-12,-3,-9,-27,16,11,11,11,12,10,12,17,31,0,37,35,28,42,94,94,93,85,81,75,80,58,47,5,58,0,139,137,175,96,101]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O Bg4 6. h3 h5 7. d3 Qf6 8. Nbd2 Ne7 9. Re1 Ng6 10. d4 Bxf3 {C68: Ruy Lopez: Exchange Variation, sidelines} (10... Bd6 $11) (10... Nf4 11. dxe5 Qg6 12. Nh4 Bxd1 13. Nxg6 Nxg6 14. Rxd1 O-O-O 15. e6 fxe6 16. Re1 Ne5 17. Nb3 Be7 18. Bd2 g5 {1-0 (48) Solak,D (2628)-Adams,M (2744) Reykjavik 2015}) 11. Nxf3 $14 Be7 12. dxe5 Nxe5 {The position is equal.} 13. Nxe5 Qxe5 14. f4 Qd6 $146 (14... Bc5+ {seems wilder.} 15. Kh2 Qf6 16. c3 g6 17. a4 Rd8) ({Predecessor:} 14... Qf6 15. c3 Bc5+ 16. Kh1 Qh4 17. Qe2 {0-1 (38) Sikkel,D (1970)-Rolle,E (2183) Bregenz 2018}) 15. Qf3 (15. Qxd6 {keeps more tension.} cxd6 16. g3 Bf6 17. Kg2 Rg8 18. h4) 15... O-O-O 16. Be3 Qb4 17. b3 $1 Bc5 18. Bxc5 Qxc5+ {[%mdl 64] [#] Double Attack} 19. Qf2 $1 {[%cal Rf2c5]} Qxf2+ 20. Kxf2 $11 {[%mdl 4096] Endgame KRR-KRR} Rd2+ 21. Re2 $1 {[%cal Re2d2]} Rhd8 22. Ke3 Rxe2+ 23. Kxe2 {KR-KR} Rd4 24. Ke3 c5 (24... Rd6 $14) 25. g4 $16 hxg4 26. hxg4 Kd7 27. Rh1 Ke7 28. Rh5 b6 29. Re5+ Kd6 (29... Kf8 $11) 30. c4 (30. Re8 $14) 30... c6 (30... Rd1 $11) 31. Re8 Kd7 32. Ra8 ({White should try} 32. Rf8 $18 Ke7 33. Rc8) 32... b5 {Accuracy: White = 48%, Black = 45%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.19"]
[Round "1.5"]
[White "Krzywda, Andrzej"]
[Black "Kononenko, Dmitry"]
[Result "1/2-1/2"]
[ECO "E15"]
[WhiteElo "2175"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,71,10,2,14,6,0,10,11,16,0,15,10,8,26,14,11,45,48,46,53,54,58,57,56,47,41,41,-23,-12,-23,-22,-61,-59,-52,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Be7 6. Bg2 O-O 7. O-O c6 8. Qc2 Nbd7 9. Rd1 b6 10. b3 Ba6 11. Bc3 {E15: Queen's Indian: 4 g3 sidelines, 4 g3 Ba6 and 4 g3 Bb7 early deviations} (11. Bf4 Rc8 12. Nc3 dxc4 13. e4 Bb4 14. Nd2 Qe7 15. Nxc4 Bxc4 16. bxc4 e5 17. dxe5 Nxe5 18. Ne2 Bc5 19. Nd4 Rfd8 20. Nb3 h6 21. Nxc5 Qxc5 22. Rac1 Rxd1+ 23. Qxd1 Re8 24. h3 Qa3 25. Rc2 Qd3 26. Rd2 Qxc4 {½-½ (26) Van Wely,L (2604)-Bok,B (2638) Maastricht 2019}) 11... Rc8 12. Nbd2 c5 13. Rac1 dxc4 14. bxc4 b5 $146 ({Predecessor:} 14... Qc7 15. a4 Rfd8 16. e3 Bb7 17. a5 cxd4 18. axb6 Nxb6 19. Bxd4 {½-½ (59) Schneider,K (2266)-Klochan,P (2246) ICCF email 2013}) 15. dxc5 Bxc5 16. Ne4 Nxe4 17. Qxe4 {[#] Black must now prevent Ne5.} Nf6 18. Qh4 Qe7 19. Ne5 Bb7 20. Nd7 Nxd7 21. Qxe7 ({Of course not} 21. Bxb7 Qxh4 22. gxh4 Rc7 $15) 21... Bxe7 22. Rxd7 Bxg2 23. Kxg2 (23. Rxe7 $14 Bc6 24. Rxa7) 23... Ba3 $11 24. Rcd1 Rxc4 25. R1d3 Bc5 26. Rb7 b4 (26... a6 $15) 27. Be5 {aiming for Rc7.The position is equal.} Re4 28. Bd6 Bxd6 29. Rxd6 Rxe2 30. Rxa7 {[%mdl 4096] Endgame KRR-KRR} g5 31. Rb6 Rb2 32. Ra4 Rc8 {[#] Hoping for ...Rcc2!} 33. Rbxb4 Rxb4 34. Rxb4 Rc2 35. a4 Ra2 36. h4 {Accuracy: White = 59%, Black = 71%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "2.1"]
[White "Vainerchuk, Barys"]
[Black "Kononenko, Dmitry"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "2136"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,102,21,22,23,0,0,-3,34,34,35,26,48,55,49,49,48,33,41,42,33,-33,0,-48,-31,-31,-28,-47,-36,-176,-155,-153,-87,-74,-91,-100,0,0,0,-8,-8,-39,-8,-8,-8,-8,-8,-8,-5,-8,-8,-3,-8,-21,0,-226,-158,-174,-146,-349,-327,-405,-389,-368,-366,-857,-814,-782,-733,-775,-712,-850,-588,-1337,-1711,-1527,-1650,-1689,-1727,-1662,-1581,-1229,-1156,-1553,-1466,-1550,-1501,-1418,-1321,-1136,-1044,-5089,-4566,-1193,-1144]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nd2 e6 5. Nb3 Nd7 6. Nf3 c5 {B12: Caro-Kann: Advance Variation} (6... Ne7 7. Be2 h6 8. a4 Qc7 9. O-O g5 10. a5 O-O-O 11. Bd2 a6 12. c4 dxc4 13. Bxc4 Nd5 14. Qe2 {0-1 (38) Movsesian,S (2629)-Shankland,S (2725) chess.com INT 2019}) 7. c3 c4 8. Nbd2 $1 Ne7 {The position is equal.} 9. Nh4 $146 ({Predecessor:} 9. b3 b5 10. Ba3 Nc6 11. Bxf8 Nxf8 12. Qc1 Qa5 13. b4 Qd8 14. a4 {0-1 (30) Poirot,E (1499)-Michon,G (1370) Blagny 2011}) 9... b5 10. Be2 Bg6 11. Nxg6 hxg6 12. Nf3 Nc6 13. Bg5 Be7 14. Bxe7 Qxe7 15. b4 (15. O-O $14) 15... Nb6 16. Qd2 a5 17. bxa5 Rxa5 18. O-O $1 O-O 19. Qf4 (19. Rfb1 $1 $15) 19... Rfa8 20. Ng5 {[#] With the idea Qh4.} f6 ({Better is} 20... Nd7 $1 21. Rfb1 Rxa2 22. Rxa2 Rxa2) 21. exf6 $17 gxf6 22. Nh3 Rxa2 (22... Ra3 $17 {...Na4 is the strong threat.} 23. Qd2 Na4) 23. Rae1 $1 $11 Nd7 24. Bf3 Qf7 25. Qd6 $1 R2a6 {And now ...Nxd4! would win.} (25... Nd8 {is more complex.} 26. Nf4 R2a6 27. Qb4 R8a7 28. h4 Rb6) 26. Qxe6 Qxe6 27. Rxe6 {[#]} Nxd4 $1 {[%mdl 576] Discovered Attack} 28. cxd4 Rxe6 29. Bxd5 {[%mdl 64] Double Attack} Raa6 {aiming for ...Rad6.} 30. Nf4 {[%mdl 64] Pin} Nf8 31. Re1 $1 {[%mdl 64] Pin} Kf7 {Threatens to win with ...g5.} 32. g4 $2 (32. Kf1 $11 {and White stays safe.}) 32... g5 {Played: Ra6-d6} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "2.2"]
[White "Bogdanov, Egor"]
[Black "Krzywda, Andrzej"]
[Result "1-0"]
[ECO "A35"]
[WhiteElo "2409"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,107,17,29,21,23,23,46,0,0,-22,-25,-26,-26,-27,14,0,0,-10,-11,-44,-28,-29,-29,-42,-25,-29,-25,-33,-22,-24,-28,-29,-19,-23,-8,-24,-16,-21,0,-8,0,0,0,0,47,47,77,95,63,69,208,168,309,289,217,237,847,554,4710,4710,4610,4588,2115,1704,4710,4710,29964,29960,29977,29978,29978,29978,29976,29974,29977,29978,29978,29979,29978,29979,29976,29976,29988,29989,29987,4134,6315,6245,5632,5306]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 g6 7. cxd5 Nxd5 8. Qb3 Nxc3 9. Bc4 e6 10. bxc3 Bg7 11. Ba3 {Hoping for d5. A35: Symmetrical English: 2 Nc3 Nc6 3 Nf3} Na5 12. Bb5+ Bd7 13. Qa4 $146 {White is slightly better.} (13. Qb2 {looks sharper.} b6 14. Ba6 Bf8 15. d5 Bxa3 16. Qxa3 Qe7 17. d6) ({Predecessor:} 13. Qb4 b6 14. Ne5 Bxe5 15. dxe5 Bxb5 16. Qxb5+ Qd7 17. Qxd7+ Kxd7 {½-½ (31) Bluebaum,M (2643)-Lupulescu,C (2620) Germany 2018}) 13... Nc6 14. O-O {Black must now prevent d5!} a6 15. Bxc6 $1 Bxc6 16. Qb3 Qc7 (16... Bxf3 $5 17. gxf3 Qg5+ 18. Kh1 b5 $11) 17. Bc5 Bxf3 18. gxf3 Bf8 19. Bxf8 (19. Bb6 {keeps more tension.} Qe7 20. Rfd1 Qg5+ 21. Kf1 Bd6 22. d5) 19... Kxf8 20. c4 Kg7 21. d5 Rhe8 22. Rad1 exd5 23. cxd5 Rad8 24. Rfe1 Rxe1+ 25. Rxe1 $11 {[%mdl 4096] Endgame KQR-KQR} Qf4 26. Rd1 Rd6 27. Qe3 Qf6 28. f4 h6 29. Kg2 b5 30. Qe5 a5 31. Kf3 b4 32. Ke4 $36 {[%mdl 2048] White is pushing.} a4 33. Rb1 Rb6 34. Kd4 $1 {[%cal Rd4c5] Kc5 is the strong threat.} b3 (34... Rb8 $1 $14) 35. axb3 $1 $18 Rb4+ (35... axb3 $142 36. Kc3 Rb7) 36. Kc5 Rxb3 37. Rd1 $1 a3 $2 (37... Qxe5 38. fxe5 Kf8) 38. d6 a2 39. Qxf6+ Kxf6 {[#] KR-KR} 40. d7 $1 {[%cal Rd7d8]} Rb8 41. Kc6 Ra8 42. Kb7 a1=Q 43. Rxa1 Rxa1 44. d8=Q+ {KQ-KR} Kf5 45. Qd5+ Kg4 46. Qxf7 Rb1+ 47. Kc6 Rc1+ 48. Kd5 Rd1+ 49. Ke4 Re1+ 50. Kd3 Rd1+ {[#]} 51. Ke2 $1 Rd6 {[#]} 52. Qb3 (52. h3+ $142 $1 Kxh3 53. f5 Rc6 54. fxg6 Rc2+ 55. Ke3 Rc3+ 56. Kd4 Ra3 57. g7) 52... Kf5 53. Qh3+ {[%mdl 64] Double Attack} Kf6 54. Qxh6 {Accuracy: White = 80%, Black = 24%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "2.3"]
[White "Roshka, Yevgeniy"]
[Black "Peng, Li Min"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2369"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "175"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,175,-27,-7,-60,-13,-44,21,8,5,0,11,-28,-33,-47,0,0,0,0,-13,-64,52,40,86,89,88,56,71,0,87,81,104,102,100,0,103,89,95,97,199,193,200,210,198,205,210,203,194,201,198,193,194,194,191,168,535,184,184,185,183,115,207,201,205,205,242,136,135,132,133,131,135,131,138,128,137,112,116,111,111,84,291,165,157,160,162,161,291,296,269,314,313,303,320,301,332,325,312,310,303,295,293,257,275,121,121,119,122,89,92,9,116,116,113,28,116,89,116,116,12834,118,12837,12837,12850,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,12851,27999,12851,27999,12851,27999,12851,27999,12851,27999,12851,29985,12851,29988,12851,29990,12851,27999,12851,29982,12851,27999,12851,27999,12851,27999]} 1. b3 e5 2. Bb2 Nc6 3. e3 d5 4. Bb5 Bd6 5. f4 f6 $1 6. fxe5 {A01: Nimzowitsch-Larsen Opening} (6. Nc3 $11) 6... fxe5 $15 7. Nf3 (7. Bxc6+ bxc6 8. Bxe5 Qh4+ 9. g3 Qe4 10. Bxg7 Qxh1 11. Qh5+ Ke7 12. Kf2 Be6 13. Nf3 Nf6 14. Bxf6+ Kxf6 {0-1 (63) Nielsen,P (2654)-Anton Guijarro,D (2634) Berlin 2015}) 7... Bg4 (7... Nh6 $15 8. O-O O-O 9. Bxc6 bxc6 10. Nxe5 Bf5) 8. h3 $11 {The position is equal.} Bxf3 9. Qxf3 Nf6 10. O-O (10. Nc3 $5 {[%cal Rc3d5]}) 10... O-O 11. Nc3 e4 $146 ({Predecessor:} 11... Ne7 12. e4 c6 13. Bd3 Qd7 {0-1 (33) Owens,J (1806)-Chmela,Z (1904) LSS email 2014}) 12. Qf5 Ne7 13. Qe6+ Kh8 14. Ne2 (14. Be2 $11) 14... Qc8 (14... Ng6 $1 $15 15. Nd4 Be5) 15. Nd4 $14 Qxe6 16. Nxe6 Rf7 17. Ng5 Rff8 18. Ne6 Rf7 19. g4 $36 {[%mdl 2048] White is really pushing.} Kg8 20. Ng5 Rff8 21. Ne6 Rf7 22. Nxg7 Kxg7 23. g5 {[%mdl 64] Pin} Neg8 (23... Kg6 $16 {is a better defense.}) 24. Rf5 $18 {[%mdl 1088] Pin. White has strong compensation.} c6 25. Be2 $1 (25. gxf6+ $2 Kg6 $17) 25... Kg6 26. Raf1 Raf8 27. h4 h5 {...Ng4 is the strong threat.} 28. gxf6 Nxf6 29. Rg5+ $1 Kh6 {intending ...Ng4.} 30. Rff5 Be7 31. Be5 Nh7 $2 {[#]} (31... Kh7 {is more resistant.} 32. Bd4 Rg7) 32. Rxh5+ $2 (32. Rg3 $1 {[%csl Ge2][%cal Rf5h5][%mdl 512]} Ng5 33. hxg5+ Kg6 34. Rxf7 Rxf7 35. Bf4) 32... Kg6 33. Rxf7 Rxf7 34. Bf4 ({White should play} 34. Bg4 $18) 34... Bf6 (34... Rf5 $16 35. Rxf5 Kxf5) 35. Rh6+ Kg7 36. Bh5 Re7 37. Bg6 (37. Rg6+ $18 Kh8 38. Kh2) 37... Nf8 $16 38. Bf5 Rf7 39. Rh5 Bxh4 40. c4 Bf6 41. cxd5 cxd5 42. Bc8 d4 43. Bf5 Re7 44. Rh3 Ne6 $2 (44... dxe3 $16 45. dxe3 Re8) 45. Rg3+ ({Less strong is} 45. Bxe4 Nxf4 46. Rh7+ Kf8 $14) (45. Rh7+ $142 Kf8 46. Bd6 {[%mdl 64] Pin} (46. Bxe4 Nxf4 47. Rxe7 Nh3+ 48. Kh2 Kxe7 $14)) 45... Kf7 $18 46. Bg6+ Kg8 47. Bxe4+ Rg7 (47... Kh8 {was called for.}) 48. Bd5 Kf7 49. Rxg7+ Bxg7 {[%mdl 4096] Endgame KBB-KBN} 50. Bb8 dxe3 51. dxe3 a5 52. Bxb7 Nc5 53. Bd5+ Ke7 54. Bc7 Bc3 55. e4 Nd3 56. Bc4 (56. Kg2 $18) 56... Nc5 $16 57. e5 {And now Bd6+ would win.} Kd7 58. Bd6 Nb7 59. Bb8 (59. Bb5+ $16 Kd8 60. Ba3) 59... Kc8 (59... Bd4+ $1 $11 60. Kf1 Kc8) 60. Ba7 Bxe5 61. Bd5 ({Better is} 61. Be3 $16) 61... Kc7 (61... a4 $11 {remains equal.}) 62. Kf1 Bd6 63. Bf2 Bc5 $2 {[%mdl 8192]} (63... Nc5 $16) 64. Be1 $2 (64. Bxb7 $1 $18 {and the rest is easy.} Bxf2 65. Kxf2) 64... Kb6 $2 {[%mdl 8192] [#]} (64... Bb6 $16 65. Kg2 Nc5) 65. Bxb7 $1 $18 {[%mdl 64] Overworked Piece} Kxb7 66. Bxa5 {KB-KB} Ka6 67. Bc3 Ba3 68. Ke2 Kb5 69. Kd3 Bf8 70. a4+ Ka6 71. Kc4 Be7 72. Bd4 Ka5 73. Bc5 Bg5 74. Bd6 Bd2 75. Be5 Ka6 76. Bc3 Bg5 77. b4 {[%cal Bb3b4,Bb4b5][%mdl 32]} Bd8 78. b5+ Kb7 79. a5 Bc7 80. Kc5 Bd8 81. a6+ Ka8 82. Kc6 Kb8 83. Be5+ Ka8 84. Bc7 Be7 85. Bd6 (85. b6 $18 Bh4 86. b7+ Ka7 87. b8=Q+ Kxa6 88. Qb7#) 85... Bd8 86. Bc7 {Threatening mate with b6.} Be7 87. b6 {White threatens b7+ and mate.} Bd6 88. a7 {Accuracy: White = 54%, Black = 32%.} (88. b7+ $18 Ka7 89. b8=Q+ Kxa6 90. Qb7#) 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "2.4"]
[White "Poley, Vladimir"]
[Black "Mirzoev, Emil"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2298"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,62,14,23,21,18,15,25,4,18,8,4,5,8,0,0,0,3,0,12,10,5,9,12,0,12,0,0,0,7,0,0,0,0,-1,0,-6,-1,-5,-5,-7,-4,-12,0,0,0,-13,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 c6 6. O-O d5 7. Nbd2 b6 8. b3 {D78: Fianchetto Grünfeld: 6 0-0 c6} Bb7 9. Bb2 e6 10. e3 {White has an edge.} (10. Qc2 Nbd7 11. e4 dxe4 12. Nxe4 Qc7 13. Nxf6+ Nxf6 14. Ne5 Rad8 {1-0 (58) Kramnik,V (2812)-Caruana,F (2804) Paris 2016}) 10... Nbd7 {The position is equal.} 11. cxd5 cxd5 12. Qe2 $146 ({Predecessor:} 12. Rc1 Rc8 13. Rxc8 Qxc8 14. Qb1 Qb8 15. Rc1 Rc8 16. Kf1 Ba6+ {½-½ (60) Blome,T-Reiske,A Ueberlingen 2000}) 12... Rc8 13. Rac1 Qe7 14. Nb1 {next Ba3 is good for White.} Rxc1 15. Rxc1 {Black should prevent Ba3.} Rc8 16. Rxc8+ Bxc8 17. Ba3 Qd8 18. Nc3 Bf8 19. Qb2 Ba6 20. Bxf8 Qxf8 21. b4 Bc4 22. b5 a6 23. a4 axb5 24. axb5 Qa8 25. Nd2 Bd3 26. Bf1 Bxf1 27. Kxf1 Qa5 28. Ke2 Ne8 29. Ndb1 Nd6 30. Qa3 Qxa3 31. Nxa3 g5 {Accuracy: White = 45%, Black = 63%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "2.5"]
[White "Papunidi, Matvey"]
[Black "Mattsson, Michael"]
[Result "1/2-1/2"]
[ECO "C84"]
[WhiteElo "2083"]
[BlackElo "2035"]
[Annotator "NA RC"]
[PlyCount "140"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. d3 O-O 8. Nc3 d6 9. a3 Bg4 10. Be3 Nd4 11. Bxd4 exd4 12. Nd5 c5 13. Nf4 Nd7 14. Bd5 Rb8 15. h3 Bxf3 16. Qxf3 Ne5 17. Qe2 g6 18. g4 Nd7 19. Ba2 Nb6 20. Nd5 Na4 21. Rab1 Bf6 22. f4 Bg7 23. f5 Be5 24. f6 Nb6 25. Ne7+ Kh8 26. Nc6 Qc7 27. Nxb8 Rxb8 28. g5 c4 29. Kg2 d5 30. Rfe1 Bg3 31. exd5 Bxe1 32. Rxe1 h6 33. Qe5 Qxe5 34. Rxe5 hxg5 35. Rxg5 Re8 36. Kf2 Re3 37. Rg3 Re5 38. Rg4 Rxd5 39. Ke2 Rd6 40. Kd2 Kg8 41. h4 Kf8 42. dxc4 bxc4 43. c3 dxc3+ 44. Kxc3 Rxf6 45. Bxc4 Rc6 46. b3 Ke7 47. Kd4 f5 48. Rf4 Nxc4 49. bxc4 Ke6 50. Rf1 Rd6+ 51. Kc3 Ke5 52. c5 Rc6 53. Kc4 f4 54. Re1+ Kf5 55. Kd5 Rc8 56. Re5+ Kg4 57. Rg5+ Kxh4 58. Rxg6 a5 59. c6 f3 60. Rf6 Kg3 61. Kd6 f2 62. c7 Kg2 63. Kd7 Rh8 64. c8=Q Rxc8 65. Kxc8 f1=Q 66. Rxf1 Kxf1 67. Kc7 a4 68. Kb6 Ke2 69. Ka5 Kd3 70. Kxa4 Kc4 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "3.1"]
[White "Mattsson, Michael"]
[Black "Vainerchuk, Barys"]
[Result "0-1"]
[ECO "B50"]
[WhiteElo "2035"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,116,17,20,29,79,62,81,83,83,79,85,80,81,78,74,83,94,93,91,89,106,86,87,96,87,95,81,72,77,6,6,6,6,6,6,6,6,0,0,0,6,6,6,6,6,6,21,0,0,0,0,0,0,0,112,51,43,38,37,27,48,62,60,0,30,0,0,-276,-275,-273,-235,-214,-202,-230,-110,-134,-3,-3,-3,-3,-3,-3,-3,-3,-3,-90,-3,-3,-3,-3,-3,-3,-3,-3,-3,-1068,-1026,-1014,-780,-1455,-1299,-29973,-29971,-29973,-29975,-29959,-12845,-6079,-5600]} 1. e4 c5 2. Nf3 e6 3. b3 Nc6 4. Bb2 d6 5. Bb5 Nf6 (5... e5 6. O-O Be7 7. c3 f5 8. exf5 e4 9. Ne1 Nf6 10. d3 Bxf5 11. Nd2 exd3 12. Bxd3 Bg4 13. Nef3 {1-0 (30) Tomashevsky,E (2728)-Movsesian,S (2653) Huaian 2016}) 6. e5 {B50: Sicilian: 2...d6, Miscellaneous} dxe5 7. Nxe5 ({But not} 7. Bxe5 $6 Bd7 $11) 7... Bd7 $146 ({Predecessor:} 7... Qc7 8. Qf3 Bd7 9. Nxd7 Nxd7 10. Bxc6 Qxc6 11. Qxc6 bxc6 {½-½ (11) Pinal,N (2315)-Charpentier,W (2330) San Jose 1994}) 8. Bxc6 {White is better.} Bxc6 9. Nxc6 bxc6 10. d3 Be7 11. Qf3 O-O 12. O-O Qd5 13. Nd2 Nd7 14. Rfe1 Rfe8 15. Qg3 {[%csl Gb2][%cal Rg3g7]} (15. Re4 {keeps more tension.} f5 16. Qg3 e5 17. Re2 Bf6 18. Rae1) 15... Bf6 16. Bxf6 Nxf6 17. Ne4 {aiming for Nxf6+.} Nd7 18. Qd6 (18. Re2 {is more complex.} Qd4 19. Rd1 Red8 20. Qc7 Rdc8 21. Qd6) 18... e5 19. c4 (19. Qc7 $16) 19... Qxd6 $11 20. Nxd6 Re6 21. Ne4 f5 22. Nc3 Kf7 23. Na4 Rd6 24. Rad1 Kf6 25. f3 Re8 26. Kf2 Rd4 27. Ke3 Re6 28. Rd2 Ke7 29. g3 g5 30. Red1 Kf6 31. Nc3 Nb6 {[#]} (31... h5 $11) 32. Ne2 (32. g4 $1 $16 {[%mdl 512]}) 32... Rd8 $14 33. g4 f4+ 34. Kf2 Nc8 35. Nc3 Nd6 $1 36. Kg2 (36. Rh1 $14) 36... Kg6 37. h4 gxh4 38. Ne4 $2 {[%mdl 8192]} (38. Na4 $11 {and White is okay.}) 38... Nxe4 $19 39. dxe4 Rd4 40. Rxd4 cxd4 {[%mdl 4096] Endgame KR-KR} 41. b4 Re7 (41... h5 $19 {is more deadly. And now ...hxg4 would win.} 42. Kh3 Kg5 43. gxh5 Kxh5) 42. a4 $17 a6 (42... h5 $17 {...hxg4 is the strong threat.} 43. Kh3 hxg4+ 44. Kxg4 Rh7) 43. b5 $11 axb5 44. axb5 cxb5 45. cxb5 Rb7 46. Rb1 d3 {Played: Rb7-b6} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "3.2"]
[White "Mirzoev, Emil"]
[Black "Papunidi, Matvey"]
[Result "1-0"]
[ECO "A01"]
[WhiteElo "2455"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,59,17,29,27,30,19,23,21,29,23,31,21,14,17,21,10,12,5,0,0,1,0,35,30,78,76,128,14,60,60,89,95,110,130,141,149,207,216,204,200,229,209,193,0,158,145,137,144,398,44,400,393]} 1. b3 e5 2. Bb2 Nc6 3. c4 Nf6 4. e3 Bc5 (4... d5 5. cxd5 Nxd5 6. Nc3 Nxc3 7. Bxc3 Bd6 8. Bb5 O-O 9. Ne2 Ne7 10. Ng3 c6 11. Bc4 Nd5 12. Bb2 Qe7 13. O-O Nb6 {1-0 (65) Karjakin,S (2782)-So,W (2778) Leuven 2018}) 5. a3 a5 6. Nf3 {A01: Nimzowitsch-Larsen Opening} d6 7. d4 exd4 8. exd4 {White has an edge.} Bb6 $146 ({Predecessor:} 8... Qe7+ 9. Be2 Bb6 10. O-O Bg4 11. Re1 O-O 12. Nbd2 {½-½ (32) Martin Andres,C (1559)-Juez Gastanaga,A (1718) Madrid 2017}) 9. h3 O-O 10. Be2 Re8 11. O-O Bf5 12. Nc3 Ne7 13. Re1 Ng6 14. Qd2 c6 15. Bf1 Qd7 16. d5 Rxe1 17. Rxe1 Re8 ({Black should play} 17... Ba7) 18. Rd1 (18. Rxe8+ $16 Qxe8 19. dxc6) 18... Rd8 19. Nd4 Bxd4 20. Qxd4 Bc2 21. dxc6 bxc6 {[#]} 22. Rd2 $1 {[%cal Rd2c2]} c5 (22... Bf5 $16) 23. Qe3 $18 Bf5 24. Nb5 Ne4 25. Rd1 {Strongly threatening f3.} Re8 {[%cal Bd8e8,Be8e3,Be3b3][%mdl 32]} 26. Bc3 {Played: Nb5xd6} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "3.3"]
[White "Peng, Li Min"]
[Black "Poley, Vladimir"]
[Result "1/2-1/2"]
[ECO "C09"]
[WhiteElo "2454"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,72,43,50,48,43,36,32,27,28,0,21,31,31,15,16,0,2,4,9,13,8,0,8,0,0,0,0,4,5,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nd2 c5 4. exd5 exd5 5. Ngf3 Nc6 6. Bb5 Bd6 7. dxc5 Bxc5 8. O-O Nge7 9. Nb3 Bd6 10. Re1 O-O 11. Bd3 h6 12. h3 Nf5 13. c3 Qf6 14. Bc2 Rd8 15. Qd3 {C09: French Tarrasch: 3...c5 4 exd5 exd5 5 Ngf3 Nc6} g6 16. Qd2 ({Not} 16. Qxd5 $2 {[#]} Bh2+ $1 {[%mdl 512]} 17. Nxh2 Rxd5 $19) (16. Bd2 Bc7 17. c4 Ne5 18. Nxe5 Bxe5 19. cxd5 Bxb2 20. Rab1 Be6 21. Rxb2 Qxb2 22. Bc3 Qa3 {½-½ (39) Zvjaginsev,V (2658)-Timofeev,A (2553) Sochi 2015}) 16... Bf8 17. Qf4 {White is slightly better.} Bd6 18. Qd2 Bf8 19. Qe2 Nd6 20. Qd1 Nc4 {The position is equal.} 21. Nbd4 Bd7 22. b3 Nxd4 23. Nxd4 Nd6 $146 24. Bb2 Bg7 25. Rb1 Ne4 26. Bxe4 dxe4 27. Qc1 Qe7 28. f3 Qd6 29. fxe4 Bxh3 30. gxh3 Qg3+ {[%mdl 64] [#] Double Attack} 31. Kf1 {Black must now prevent Qe3.} Rxd4 32. cxd4 Qf3+ 33. Kg1 Qg3+ 34. Kf1 Qf3+ 35. Kg1 Qg3+ 36. Kf1 Qf3+ {Accuracy: White = 65%, Black = 98%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "3.4"]
[White "Krzywda, Andrzej"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "E64"]
[WhiteElo "2175"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,72,56,44,47,0,49,40,81,76,86,76,143,149,141,148,145,154,139,75,76,79,150,46,57,74,183,180,202,206,237,246,234,229,309,291,329,177,230,209,364,366,329,264,433,0,0,0,40,-1650,-1386,-1305,-1101,-29990,-29991,-29995,-29996,-29996,-903]} 1. d4 Nf6 2. c4 c5 3. d5 g6 4. Nc3 Bg7 5. g3 O-O 6. Bg2 d6 7. Nf3 Na6 8. O-O Nc7 9. Re1 Rb8 {E64: King's Indian: Fianchetto: 6...c5 7 d5} (9... a6 10. a4 Rb8 11. a5 e6 12. e4 exd5 13. exd5 Bg4 14. h3 Bxf3 15. Qxf3 Nd7 16. Qd3 b5 17. axb6 Rxb6 {1-0 (40) Kovalenko,I (2656)-Kislinsky,A (2489) Lutsk 2015}) 10. e4 e5 $146 ({Predecessor:} 10... b5 11. e5 Ng4 12. exd6 exd6 13. Bg5 f6 14. Bf4 bxc4 15. Nd2 g5 16. Be3 f5 17. h3 Nxe3 18. fxe3 Rxb2 {0-1 (28) Novak,I (2202)-Pikula,D (2470) Mali Losinj 2018}) 11. dxe6 Bxe6 {White is slightly better.} 12. Bf4 Nfe8 13. e5 d5 ({Black should play} 13... dxe5 14. Bxe5 (14. Nxe5 g5 $16) 14... Bxe5 15. Nxe5 (15. Rxe5 Nd6 $14) 15... Qxd1 16. Rexd1 (16. Raxd1 Nf6 $16) 16... Nf6) 14. cxd5 Nxd5 15. Nxd5 Bxd5 16. e6 Bxe6 17. Bxb8 (17. Ng5 $142 $1) 17... Qxb8 $16 18. Ng5 Bf5 (18... Nc7 $142) 19. Qb3 (19. Nxf7 $1 $16 {Threatens to win with Bd5.} Rxf7 20. Bd5) 19... Nd6 $14 20. Rad1 $36 {[%mdl 2048] White is in control.} b5 (20... Bf6 $16 {was necessary.}) 21. Qd5 $18 h6 22. Qxc5 (22. Qxd6 $6 Qxd6 23. Rxd6 hxg5 $16) 22... hxg5 23. Rxd6 (23. Qxd6 $6 Qxd6 24. Rxd6 Bxb2 $16) 23... Bxb2 24. h3 Rc8 25. Qd5 Qc7 26. Rd1 (26. g4 $142 Ba3 27. Ra6 (27. gxf5 Qxd6 28. fxg6 Qxg6 $11)) 26... Qc4 (26... Ba3 $142) 27. g4 $1 {[%cal Rg4f5]} Bc2 $2 (27... Be6 28. Qxg5 Kg7) 28. Qxg5 {Rd8+ would kill now.} Kg7 (28... Bxd1 $2 29. Bd5 $1 $18 {[%mdl 512]}) 29. R1d2 {Black must now prevent Bd5.} Re8 $2 {[#]} (29... Qxa2 30. Qxb5 Qb1+ 31. Bf1 Bc3) 30. R2d5 $2 (30. Rc6 $1 $18 {[%cal Rc6c4]} Re1+ 31. Kh2) 30... Re1+ $11 31. Kh2 Qe2 32. Rd7 $2 {[%mdl 8192]} ({Avoid the trap} 32. Rxb5 $2 Qxf2 33. Rxb2 (33. Rd2 $2 Qg1+ 34. Kg3 Re3+ 35. Qxe3 Qxe3+ $19) 33... Qg1+ 34. Kg3 Re3+ 35. Qxe3 Qxe3+ 36. Bf3 Qg1+ 37. Bg2 Qe1+ 38. Kf3 Qc3+ {[%mdl 64] Double Attack} 39. Kf2 Qxb2 $19) (32. Kg3 $14) 32... Qxf2 $19 {( -> ...Bf6)} 33. Rxf7+ Qxf7 ({Weaker is} 33... Kxf7 34. Rd7+ Kf8 35. Rd8+ Kg7 36. Rd7+ Kf8 37. Rd8+ Kg7 38. Rd7+ Kf8 $11) 34. h4 Bc1 {Black mates.} 35. Qd8 Qf4+ 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.21"]
[Round "3.5"]
[White "Kononenko, Dmitry"]
[Black "Bogdanov, Egor"]
[Result "1-0"]
[ECO "E62"]
[WhiteElo "2613"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,103,25,30,29,45,58,50,55,58,52,69,59,82,73,78,79,77,62,84,87,72,74,97,94,97,103,158,131,176,166,177,175,278,150,182,160,370,360,347,347,469,453,463,451,777,772,770,769,768,764,722,690,714,724,706,702,705,668,785,767,5273,4122,12851,29938,12847,12846,5512,1806,5302,5050,6882,6195,29953,12043,6631,5577,29979,29980,29979,29981,29981,29982,29982,29983,29983,29984,29983,29984]} 1. d4 Nf6 2. c4 g6 3. Nc3 ({Predecessor:} 3. Nf3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nc6 {0-1 (96) Peng,L (2465)-Bogdanov,E (2422) Heraklion 2019}) 3... Bg7 4. g3 O-O 5. Bg2 d6 6. Nf3 Nc6 7. O-O Bf5 8. d5 Na5 9. Nd2 c6 10. b4 {[%cal Bb2b4,Bb4a5,Ba5a6][%mdl 32] Bb2 is the strong threat. E62: King's Indian: Fianchetto: 6...c6 and Panno Variation (6...Nc6) without ...a6} Nxd5 $146 (10... Nxc4 11. Nxc4 Nxd5 12. Nxd5 Bxa1 13. Bh6 Bg7 14. Bxg7 Kxg7 15. Nde3 Be6 16. Qd2 d5 17. Na5 Bc8 {1-0 (57) Donchenko,A (2604)-Fressinet,L (2655) chess.com INT 2019}) 11. cxd5 {Strongly threatening Bb2.} Bxc3 12. e4 {White is slightly better.} Bxe4 13. Nxe4 Bxa1 14. bxa5 Bg7 15. a6 {[%mdl 1024] White has strong compensation.} c5 16. axb7 Rb8 17. Nd2 (17. Qb3 Qd7 $11) 17... Qa5 18. Qe2 $36 {[%mdl 2048] White is really pushing.} (18. Qb3 Qa6 $11) 18... Rxb7 19. Nc4 Qc3 20. Be3 Rfb8 {[#]} 21. Be4 $1 f5 (21... Qb4 $142) 22. Bd3 Rb2 23. Bd2 {[%mdl 64] Discovered Attack} (23. Nxb2 $6 Rxb2 24. Qd1 Rxa2 $16) 23... Rxd2 24. Nxd2 Rb2 (24... Bf6 $142) 25. Qe6+ (25. Qxe7 $18 Qf6 26. Qxf6 Bxf6 27. Nc4 {[%mdl 64] Double Attack} Rxa2 28. Nxd6) 25... Kf8 $16 26. Nc4 (26. Re1 $6 Bf6 $14) 26... Qxd3 $2 {[#]} (26... Rb4 $16) 27. Re1 $1 $18 ({Worse is} 27. Nxb2 Bxb2 28. Qc8+ (28. Re1 Bf6 $11) 28... Kg7 $11) 27... Be5 28. Nxb2 ({Weaker is} 28. Nxe5 dxe5 29. Qxe5 Qd4 $11) 28... Qd2 29. Rxe5 dxe5 30. Qxe5 c4 (30... Kf7 $142 31. Kg2 Qc2) 31. Kg2 Qc2 32. Qh8+ Kf7 33. Qxh7+ Kf8 34. Qh8+ Kf7 {intending ...c3.} 35. Qd4 c3 36. Nd1 Qxa2 37. Nxc3 Qb2 38. Qc4 {And now d6+ would win.} Kf8 39. Na4 Qe5 40. Nc5 Kg7 41. Ne6+ Kf7 42. Qd4 Qxd4 43. Nxd4 {[%mdl 4096] Endgame KN-KP} a5 44. f4 a4 45. Nb5 Kf6 46. Kf3 e5 47. fxe5+ {White mates.} Kxe5 48. d6 Kf6 49. h4 Ke6 50. Kf4 Kf6 51. d7 Ke7 52. Kg5 {Accuracy: White = 85%, Black = 29%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "4.1"]
[White "Vainerchuk, Barys"]
[Black "Bogdanov, Egor"]
[Result "0-1"]
[ECO "B07"]
[WhiteElo "2136"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,56,42,75,58,69,48,77,86,91,53,79,83,92,94,101,36,29,36,33,47,51,32,36,41,26,25,85,78,65,68,110,110,110,106,110,110,107,108,101,53,67,-892,-893]} 1. e4 g6 2. d4 Bg7 3. c3 d6 4. Bd3 Nf6 5. f4 O-O 6. Nf3 c5 7. dxc5 dxc5 8. e5 Nd5 9. Be4 {B07: Pirc Defence: Miscellaneous Systems} Nb6 10. Qe2 Qc7 (10... Nc6 11. Be3 Qc7 12. Na3 a6 13. h4 Bf5 14. Bxf5 gxf5 15. Rg1 Qc8 {0-1 (34) Timman,J (2649)-Kasimdzhanov,R (2595) Dordrecht 1999}) 11. O-O {White is better.} Be6 12. b3 $146 ({Predecessor:} 12. Na3 a6 13. Be3 Bd5 14. Bf2 Qc6 {1-0 (59) Pedersen,N (2300)-Volcansek,R Zagan 1995}) 12... c4 13. Nd4 Bd5 14. Bxd5 Nxd5 15. Qxc4 ({White should try} 15. bxc4 $16 Nb6 16. Nd2) 15... Qxc4 $14 16. bxc4 Nb6 17. Nd2 Rc8 18. Ba3 $36 {[%mdl 2048] White is pushing.} Nxc4 19. Nxc4 Rxc4 20. Bxe7 Rxc3 (20... Nc6 $11 21. Nxc6 Rxc6) 21. Rac1 $16 Rxc1 22. Rxc1 {Threatens to win with Rc8+.} Nc6 23. Nxc6 Rc8 {[%mdl 64] [#] Pin} 24. Kf2 bxc6 25. Ke3 Bf8 26. Bd6 f6 27. g4 fxe5 28. fxe5 $2 {[%mdl 8192] [#]} (28. Bxe5 $14 Bg7 29. Rb1) 28... Bh6+ {[%mdl 64] Skewer. Accuracy: White = 62%, Black = 60%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "4.2"]
[White "Roshka, Yevgeniy"]
[Black "Kononenko, Dmitry"]
[Result "1/2-1/2"]
[ECO "E60"]
[WhiteElo "2369"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "228"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,228,16,21,22,25,22,34,14,25,32,73,63,72,53,92,56,100,99,106,105,111,101,100,96,137,105,118,114,98,103,113,91,89,75,75,75,87,82,93,75,75,75,75,0,0,-68,-72,-216,-200,-195,-175,-176,-181,-245,-239,-245,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,15,15,84,6,11,12,27,26,81,81,79,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,29,24,24,6,13,0,36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,36,0,0,0,0,0,0,0,216,210,1198,1202,588,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. g3 c5 3. Bg2 Nc6 4. O-O d6 5. c4 g6 6. d4 cxd4 7. Nxd4 Bd7 8. b3 Bg7 9. Bb2 O-O 10. Nc3 a6 11. Qd2 {E60: King's Indian: Unusual lines and Fianchetto Variation without Nc3} (11. Nc2 Rb8 12. Nd5 Ne8 13. Bxg7 Nxg7 14. Qd2 b5 15. cxb5 axb5 16. Rfc1 Ne6 17. b4 Re8 18. Ne1 Ne5 19. Nf3 Nc4 {½-½ (27) Kuzubov,Y (2699)-Amonatov,F (2636) Riadh 2017}) 11... Rb8 12. Rfd1 Re8 13. Nc2 $146 {White is slightly better.} ({Predecessor:} 13. Rac1 Qa5 14. Nd5 Qd8 15. Nc3 Qa5 16. Nd5 Qxd2 17. Nxf6+ Bxf6 18. Rxd2 Nxd4 19. Bxd4 Bxd4 20. Rxd4 {0-1 (60) Pham,L (2362)-Li,S (2519) Qinhuangdao 2011}) 13... Qa5 14. Ne3 Qh5 15. Ncd5 Nxd5 16. Nxd5 Ne5 17. Nf4 Qh6 18. c5 Bc6 19. cxd6 exd6 20. h3 g5 21. Nd5 Bxd5 22. Qxd5 Nf3+ {[%mdl 64] Discovered Attack} 23. Bxf3 ({But not} 23. exf3 $6 Bxb2 24. Rab1 Qf6 $14) 23... Bxb2 24. Rab1 Be5 25. Bg4 Qg6 26. e4 h5 27. Bf5 Qf6 28. Rbc1 Re7 29. Rd3 Kg7 30. Kg2 h4 31. Rf3 (31. Rc2 $16) 31... Bxg3 $1 $11 32. Rg1 (32. Rc8 $11 Rxc8 33. Bxc8) 32... Bf4 33. Rxf4 (33. Qc4 $17) 33... gxf4 $19 34. Kh1+ Kf8 35. Qd2 Rbe8 36. Qc1 {[#]} (36. Rg4 {might work better.}) 36... d5 $1 37. Bh7 {[%csl Gh7][%cal Rg1g8] [#]} (37. exd5 Qxf5) 37... Qh8 $2 (37... Rd7 $1 $19 38. f3 b6) 38. Rg8+ $11 Qxg8 39. Bxg8 Kxg8 40. Qxf4 Rxe4 {[%mdl 4096] Endgame KQ-KRR} 41. Qg5+ Kf8 42. Qxd5 R8e7 43. a4 f6 44. Kh2 Kg7 45. Kg2 R4e5 46. Qd4 Re4 47. Qb6 Kg6 48. Qd8 R4e5 49. Qd3+ Kg7 50. Kf3 b5 51. a5 R7e6 52. Qd4 Rf5+ $1 53. Kg4 Rg5+ $1 54. Kf4 {Strongly threatening Qd7+.} Kf7 55. Qd3 Ree5 56. Qh7+ Ke6 (56... Rg7 $11 {remains equal.} 57. Qxh4 b4) 57. Qxh4 (57. Qb7 $16) 57... b4 58. Kf3 Rxa5 59. Qc4+ Rad5 (59... Ke7 $11 {keeps the balance.}) 60. Qxa6+ $16 Kf7 61. Qb7+ ({Better is} 61. Qc4 $16) 61... Kg6 $11 62. Qxb4 Rd3+ 63. Ke2 Rxh3 64. Qe4+ Kh6 {And now ...Re5 would win.} 65. Qa8 {Threatens to win with Qh8+.} (65. Qf4 {feels hotter.} Kg6 66. Qc4 Kh6 67. b4 Re5+ 68. Kf1) 65... Re5+ 66. Kf1 Rhh5 67. Qf8+ Kg6 68. b4 Rhf5 69. Qg8+ Kh5 70. Qh7+ Kg5 71. Qg7+ Kf4 72. Qg3+ Ke4 73. Qc3 Kf4 74. Qg3+ Ke4 75. Ke2 {Hoping for f4!} Kd4+ 76. Kd2 {[%csl Gd2][%cal Rg3d3]} Kc4 77. Qh4+ Kb3 78. f4 Rb5 79. Qh3+ Kxb4 80. Qc3+ Ka4 81. Qc4+ Ka5 82. Qc7+ Kb4 83. Ke3 Rfc5 84. Qd6 Kc4 85. Qe6+ Rd5 86. Qc6+ Rdc5 87. Qe6+ Rd5 88. Qxf6 Kc5 89. f5 Kb4 90. Qf8+ Kc4 91. Qf7 {Ke4 is the strong threat.} Kb4 92. f6 {aiming for Qg7.} Re5+ $2 (92... Kc3 $1 $11 {and Black is okay.}) 93. Kd4 $18 Rf5 $2 {[#]} (93... Rbc5 94. Qb7+ Rb5) 94. Qe7+ $1 Ka5 95. f7 $2 ({White should play} 95. Qc7+ $18 Ka4 96. f7) 95... Rb4+ $11 {The position is equal.} 96. Ke3 {Intending Qa7+ and mate.} Rb3+ 97. Ke4 Rbf3 98. Qc7+ Kb4 99. Qb8+ Ka5 100. Qa7+ Kb4 101. Qb6+ Ka3 102. Qd6+ Kb2 103. Qb4+ Ka2 {( -> ...R3f4+)} 104. Qd2+ Ka3 105. Qd6+ Kb2 106. Qb6+ Ka3 107. Qa6+ Kb4 108. Qd6+ Ka5 109. Qd2+ Kb6 110. Qd8+ Kc6 111. Qc8+ Kd6 {[%csl Gf3][%cal Rf5f4]} 112. Qxf5 Rxf5 113. Kxf5 Ke7 114. Kg5 Kxf7 {Accuracy: White = 52%, Black = 64%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "4.3"]
[White "Poley, Vladimir"]
[Black "Krzywda, Andrzej"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2298"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,129,12,5,7,12,12,12,14,15,11,10,7,8,6,11,6,6,15,0,0,0,0,0,-51,0,-48,-58,-56,127,126,396,395,388,383,650,277,378,362,627,516,508,382,702,718,696,677,1029,1017,1056,1049,1035,987,1190,1026,1016,983,1077,1077,2113,677,696,686,613,575,1550,1527,1455,1388,1298,1272,1122,831,1077,680,637,643,619,641,626,630,614,627,614,583,607,570,667,667,981,981,985,991,960,945,816,741,813,861,1114,1088,2205,2090,1593,1489,4590,4622,2720,2606,1902,1835,29975,11790,29981,29982,29985,29986,29986,29987,29987,29988,29988,29987]} 1. Nf3 Nf6 2. b3 e6 3. Bb2 d5 4. e3 Bd6 5. c4 O-O 6. Nc3 {A13: English Opening: 1...e6} (6. Be2 Nbd7 7. O-O b6 8. cxd5 exd5 9. Re1 Bb7 10. Bf1 Re8 11. g3 a6 12. Nc3 Ne5 13. Nxe5 Bxe5 14. Bg2 {½-½ (32) Lupulescu,C (2649)-Saric,I (2681) Patras 2019}) 6... b6 7. cxd5 exd5 8. Nb5 {The position is equal.} Be7 9. Be5 Na6 $146 ({Predecessor:} 9... Ne8 10. Qc2 Na6 11. a3 c5 12. d4 Bb7 13. Bd3 g6 14. h4 Bf6 15. h5 Kg7 16. hxg6 hxg6 17. Bxg6 fxg6 18. Ng5 {1-0 (18) Santos Ruiz,M (2523)-Raja,R (2415) Sitges 2018}) 10. Qc2 {[%cal Rb5c7]} c5 11. a3 $1 Bb7 12. Be2 Qd7 13. O-O Rfc8 14. Ng5 $36 {[%mdl 2048] Black is under pressure.} h6 15. Bxf6 Bxf6 16. Qh7+ Kf8 17. Nh3 Bxa1 18. Rxa1 d4 $2 (18... Qe6 $15 {keeps the upper hand.}) 19. Nf4 $16 {aiming for Re1.} d3 $2 {[%mdl 8192]} (19... Nc7 $16) 20. Qh8+ $18 Ke7 21. Qxg7 {Ng6+ would kill now.} Rc6 $2 (21... Qf5) 22. Bxd3 (22. Bg4 $142 Qd8 23. e4) 22... Re8 23. Nxa7 Nc7 $2 (23... Rd6 24. Bb5 {[%mdl 64] Skewer} Qf5) 24. Nxc6+ Qxc6 25. Bc4 Kd8 $2 (25... Qf6 26. Qxf6+ Kxf6) 26. Bxf7 Re7 27. Qg8+ Kd7 {Black hopes to continue with ...Qf6.} 28. d4 cxd4 29. Rd1 Nb5 30. a4 Qc2 31. Qg4+ Kc7 32. Bg6 Qxb3 33. axb5 dxe3 34. Rc1+ Kb8 35. Nd3 exf2+ 36. Nxf2 {White threatens Qf4+ and mate.} Qb2 37. Nd3 Qa2 38. Qg3+ Ka7 39. Nb4 Qb2 40. Rb1 Qd4+ 41. Qf2 Qxf2+ 42. Kxf2 Rg7 43. Be8 Rxg2+ 44. Ke3 Kb8 45. h4 Rg4 {intending ...Re4+.} 46. Nc6+ Kc7 47. h5 Rg5 48. Kf4 Rg8 49. Bg6 Kd6 50. Rd1+ Kc5 {[#]} 51. Bf7 {Played: Rd1-d5} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "4.4"]
[White "Papunidi, Matvey"]
[Black "Peng, Li Min"]
[Result "0-1"]
[ECO "A87"]
[WhiteElo "2083"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,56,41,39,34,62,25,34,25,36,11,25,10,10,1,11,11,17,-10,-16,-73,-81,-83,-2,-36,-31,-37,12,0,0,0,0,-6,-14,-18,-8,-636,-648,-5597,-2199,-5521,-3485]} 1. c4 g6 2. Nc3 Bg7 3. g3 f5 4. Bg2 Nf6 5. Nf3 O-O 6. O-O d6 7. d4 Qe8 8. d5 a5 9. Be3 Na6 10. Qd2 {A87: Dutch Defence: Leningrad System: 5 Nf3} (10. Rc1 Bd7 11. h3 c6 12. Nd4 Nc5 13. Qc2 cxd5 14. cxd5 Rc8 15. Qb1 Qf7 16. Rfd1 Nce4 17. Nxe4 Nxe4 18. Bxe4 fxe4 19. Qxe4 Bxh3 {1-0 (33) Alekseev,E (2639)-Vlassov,N (2401) St Petersburg 2018}) 10... c6 11. Bh6 Bxh6 $146 ({Predecessor:} 11... Bd7 12. Bxg7 Kxg7 13. e4 fxe4 14. Ng5 Nc5 15. Ngxe4 Nfxe4 16. Nxe4 Nxe4 17. Bxe4 Bh3 18. Rfe1 c5 19. Re3 Qd7 20. Rae1 Rf7 {1-0 (29) Rosmuller,A (2142)-Pruijssers,R (2507) Utrecht 2015}) 12. Qxh6 {White is slightly better.} e5 13. dxe6 Bxe6 14. b3 Nc5 15. Rad1 Rd8 16. Rd4 Qe7 17. Rfd1 Nce4 18. Nxe4 (18. Qc1 $1 $11) 18... fxe4 $17 19. Ng5 Bf5 ({Black should try} 19... Ng4 $17 20. Qh4 Nxf2) 20. Qh4 {[%cal Rg5e4]} c5 21. R4d2 Rd7 {[#] Threatens to win with ...e3.} 22. h3 e3 23. fxe3 Qxe3+ 24. Kh2 $1 Kg7 {Played: h7-h6} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "4.5"]
[White "Mattsson, Michael"]
[Black "Mirzoev, Emil"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2035"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,11,54,30,61,-55,-49,-89,-90,-117,-110,-145,-138,-139,-128,-327,-186,-165,-162,-219,-216,-223,-225,-227,-224,-278,-260,-283,-287,-313,-280,-310,-308,-368,-366,-457,-462,-456,-451,-475,-416]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Bc4 Nb6 5. Bb3 d5 6. Nf3 {B03: Alekhine's Defence: Four Pawns Attack} Bf5 7. e6 $146 ({White should play} 7. Nh4 $14 Bd7 8. a4) ({Predecessor:} 7. O-O e6 8. Bg5 Be7 9. Bxe7 Qxe7 10. c3 O-O 11. Bc2 Bxc2 12. Qxc2 N8d7 13. Nbd2 c5 {1-0 (67) Kyc,J (2279)-Bartel,M (2593) Chorzow 2019}) 7... Bxe6 $15 8. Ng5 {Black is slightly better.} Bf5 9. Qf3 Bg6 10. Nc3 {[%cal Rc3d5]} e6 11. O-O Nc6 12. Re1 $2 (12. Rd1 $17) 12... Be7 (12... Nxd4 $142 13. Qd1 c5) 13. Qg4 $19 Bf5 14. Qh5 (14. Qf4 {is a better defense.}) 14... g6 15. Qh6 {[#]} Bf8 $1 {[%cal Rf8h6]} (15... Nxd4 16. Qg7 $11) 16. Qh4 {[#]} h6 $1 17. g4 Bg7 18. gxf5 {Threatens to win with Nf3.} hxg5 19. Qxg5 Qxg5+ ({Stronger than} 19... Bxd4 20. fxe6 Rh5 21. Qg3 $11) (19... Nxd4 20. Qg2 $17) 20. Bxg5 Nxd4 {White must now prevent ...Nf3+.} 21. Bxd5 gxf5 ({Weaker is} 21... Nxd5 22. Nxd5 Kd7 23. fxe6+ fxe6 24. Nf4 $19) 22. Rac1 Nxd5 {Black is clearly winning.} 23. Nxd5 Nf3+ 24. Kf1 Nxe1 {Accuracy: White = 29%, Black = 64%.} ({Not} 24... Nxg5 25. Nxc7+ Ke7 26. Nxa8 $19) 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "5.1"]
[White "Mirzoev, Emil"]
[Black "Vainerchuk, Barys"]
[Result "1-0"]
[ECO "C00"]
[WhiteElo "2455"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,51,-9,8,-20,52,41,71,67,99,95,92,78,89,107,147,144,209,189,195,186,199,200,227,196,210,132,189,188,469,448]} 1. Nf3 Nf6 2. g3 e6 3. Bg2 Be7 4. O-O O-O 5. d3 d5 6. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1h2,Bh2g4][%mdl 32]} c5 7. e4 Nc6 8. Re1 Qc7 9. Nf1 b6 10. e5 Nd7 11. Bf4 Bb7 12. h4 d4 13. h5 {C00: French: Unusual White 2nd moves} (13. a3 a5 14. N1h2 b5 15. Qe2 a4 16. Nd2 Kh8 17. Nhf3 Nb6 18. Ng5 Bxg5 19. hxg5 Ne7 20. Bxb7 Qxb7 {½-½ (31) Postypalskiy,M (2350)-Domogaev,S (2412) Odoev 2018}) 13... Rad8 $146 ({Black should play} 13... h6 $1 $11) ({Predecessor:} 13... Nb4 14. N1h2 Nd5 15. Bd2 Rfe8 16. Ng4 f6 17. exf6 N7xf6 18. Ng5 Nxg4 19. Nxe6 Qd7 20. Qxg4 Bf6 21. Qh3 Bc8 22. Nf4 Rxe1+ 23. Rxe1 Qd6 24. Re8+ Kf7 25. Rxc8 {1-0 (25) Koh,M (1939)-Greenwood,M (1554) Penang 2016}) 14. N1h2 b5 15. Ng4 {White is better.} Qb6 16. h6 g6 17. Qd2 Rde8 18. Bg5 Bxg5 19. Nxg5 ({Don't play} 19. Qxg5 Qd8 $14) 19... Ne7 (19... Kh8 $16 {was worth a try.} 20. a4 bxa4) 20. Bxb7 $18 Qxb7 21. Ne4 Nf5 22. Qg5 {[#] Black must now prevent Nef6+.} Rd8 23. Ngf6+ Nxf6 24. Nxf6+ Kh8 25. Re4 Qe7 $2 {[#]} (25... Rc8 {keeps fighting.} 26. g4 Ne7) 26. g4 {Accuracy: White = 88%, Black = 13%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "5.2"]
[White "Peng, Li Min"]
[Black "Mattsson, Michael"]
[Result "1-0"]
[ECO "C33"]
[WhiteElo "2454"]
[BlackElo "2035"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,51,-47,-20,-60,0,0,0,-12,33,45,143,114,132,85,83,90,68,31,194,-10,0,-43,-19,-41,214,277,261,156,423,445,435,443,436,441,425,404,397,362,466,410,418,435,412,408]} 1. e4 e5 2. f4 exf4 3. Bc4 Qh4+ 4. Kf1 Nf6 5. Nf3 (5. Nc3 Ng4 6. Nh3 f3 7. d4 fxg2+ 8. Kxg2 Qxh3+ 9. Kxh3 Nf2+ 10. Kg2 Nxd1 11. Nd5 Nxb2 12. Bxb2 Kd8 {½-½ (37) Hector,J (2513)-Urkedal,F (2549) Sweden 2017}) 5... Qh6 $1 6. Nc3 {[#] Hoping for Ne5. C33: King's Gambit Accepted: 3 Nc3 and 3 Bc4} Be7 (6... d6 $15) 7. e5 $1 $11 {[%cal Re5f6]} Nh5 $1 {[%cal Rh5g3]} 8. Rg1 {The position is equal.} O-O 9. d4 $1 g5 ({Black should play} 9... b5 $14 10. Bxb5 (10. Nxb5 Qb6 $16) 10... Qe6) 10. g4 $16 fxg3 11. hxg3 $146 ({Predecessor:} 11. Nd5 Bd8 12. h4 Qc6 {1-0 (22) Maliutin,B-Levitsky,S St Petersburg 1906}) 11... d6 12. Kf2 $36 {[%mdl 2048] White is really pushing.} Be6 13. Bd3 {Black must now prevent g4.} f6 $2 ({Black should try} 13... Bg4 $1 $14) 14. g4 $2 ({White has to play} 14. exd6 $18 Bxd6 15. g4) 14... fxe5 $11 15. gxh5 Nc6 16. Ke1 {[%cal Rf3g5]} Rxf3 $4 {[%mdl 8192]} (16... Qxh5 $15 {keeps the upper hand.} 17. Bxg5 Rxf3 18. Bxe7+ Kf7) 17. Qxf3 $18 Nxd4 18. Qg2 (18. Qxb7 $18 Rf8 19. Rh1 (19. Qxc7 Nf3+ {[%mdl 64] Double Attack} 20. Kd1 Nxg1 $11)) 18... Rf8 $2 (18... Qxh5 $16 19. Rh1 Nf3+ 20. Kd1 Nh4+ 21. Be2 Nxg2 22. Rxh5 (22. Bxh5 Rf8 $11) 22... Bf7) 19. Bxg5 Bxg5 20. Qxg5+ Qxg5 21. Rxg5+ Kh8 {[#] And now ...Nf3+ would win.} 22. Rg2 d5 23. Rf2 Rg8 24. Kd2 e4 25. Nxe4 dxe4 26. Bxe4 {Accuracy: White = 61%, Black = 13%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "5.3"]
[White "Krzywda, Andrzej"]
[Black "Papunidi, Matvey"]
[Result "1/2-1/2"]
[ECO "D10"]
[WhiteElo "2175"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,40,35,12,18,13,22,22,18,24,18,15,38,0,0,0,25,0,0,-31,0,-67,-58,-60,0,0,0,-59,0,0,0]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Nf6 6. Nc3 a6 7. Be2 Bf5 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3} (7... e6 8. Rc1 Be7 9. h3 O-O 10. Nf3 b5 11. O-O Bb7 12. Bd3 Rc8 13. Qe2 Qa5 14. a3 b4 15. axb4 Nxb4 {1-0 (75) Li,C (2732)-Duda,J (2724) Liaocheng 2018}) 8. g4 Bg6 9. h4 {[#] Strongly threatening h5.} h6 10. Qb3 Na5 11. Qa4+ Nc6 12. Qb3 Na5 13. Qa4+ Nc6 14. Rc1 e6 15. Nf3 $146 ({Predecessor:} 15. Nh3 Be7 16. Bg3 Ne4 17. Nxe4 Bxe4 {1-0 (32) Zimmermann,H (2157)-De Visser,L (2258) Germany 2017}) 15... Nxg4 16. Rg1 ({White should play} 16. h5 $11 Bh7 17. Rg1) 16... h5 17. Qb3 $1 Na5 18. Qa4+ Nc6 19. Qb3 $1 Na5 (19... Ra7 $15) 20. Qa4+ $11 Nc6 {Accuracy: White = 69%, Black = 71%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "5.4"]
[White "Kononenko, Dmitry"]
[Black "Poley, Vladimir"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2613"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,78,32,25,28,30,21,27,33,35,36,33,-2,-18,-17,-27,-17,23,23,18,18,18,16,21,21,13,18,14,14,18,-11,0,-5,-7,-4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-5,0,0,-5,-6,-5,-7,0,-8,-8,-8,-8,-8,-8]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 c4 7. Bc2 Qc7 8. Qe2 g5 9. h3 {B22: Sicilian: 2 c3} Bg7 {[%cal Rc6e5]} 10. O-O (10. Na3 Nxe5 11. Nxg5 d5 12. Nb5 Qd7 13. f4 Nd3+ 14. Bxd3 cxd3 15. Qxd3 f6 16. Nf3 e5 {1-0 (52) Kovalenko,I (2659)-Salem,A (2638) Biel 2017}) 10... Nxe5 11. Nxg5 {White has an edge.} d5 12. a4 Nbd7 13. b4 Nf8 14. f4 h6 15. Nf3 $1 {[%cal Rf3e5]} Neg6 (15... Nd3 {feels hotter.} 16. Bxd3 cxd3 17. Qxd3 Ne6 18. Qe3 Qxf4 19. d4 Qxe3+ 20. Bxe3 Bd7) 16. d4 cxd3 $1 17. Qxd3 {The position is equal.} ({But not} 17. Bxd3 Nxf4 18. Bb5+ (18. Bxf4 Qxf4 19. Bb5+ Nd7 $17) 18... Kd8 $15) 17... Nxf4 18. Bxf4 Qxf4 19. Qxd5 Ne6 $146 20. Qb5+ Kf8 21. Bb3 {[#]} a5 $1 {[%mdl 512] Threatening ...axb4.} 22. bxa5 Qc7 23. Nd4 $1 {[%cal Rd4e6] Nxe6+ is the strong threat.} Rxa5 24. Qd3 $132 {[%mdl 2048] White has counterplay} Qb6 {[%cal Re6d4]} 25. Qe3 Bxd4 26. cxd4 Qxd4 27. Qxd4 Nxd4 28. Bxf7 Kg7 29. Nc3 Rf8 30. Ba2 Bd7 31. Rad1 Rxf1+ 32. Rxf1 Bxa4 33. Rf7+ Kg6 34. Rxe7 {[#] Hoping for Re4.} Bc6 35. Bb1+ Kf6 36. Rh7 Ra3 37. Rxh6+ Kg5 38. Rg6+ Kh5 39. Rd6 $1 {And now Ne4 would win.} Rxc3 {Accuracy: White = 86%, Black = 95%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.22"]
[Round "5.5"]
[White "Bogdanov, Egor"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "A44"]
[WhiteElo "2409"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,112,52,44,60,45,62,60,60,60,60,60,59,59,63,63,67,56,59,53,67,54,64,54,116,112,101,85,82,29,37,35,61,22,90,96,96,77,93,75,93,66,108,79,173,0,0,0,0,0,0,-111,-4,-19,0,-8,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,0,8,8,8,8,8,8,8,-1264,8,-83,0,0,8,8,8,0,0,0,0,-29985,-29986,-29988,-29989,-29989,-29990,-29990,-29991,-29991,-29992,-29992,-8]} 1. d4 c5 2. d5 e5 3. c4 d6 4. Nc3 Be7 5. e4 Bg5 6. Nf3 Bxc1 7. Qxc1 Bg4 {A44: Semi-Benoni} (7... Ne7 8. g3 O-O 9. Bg2 Na6 10. O-O Nc7 11. Ne1 Rb8 12. a4 Na6 13. Nd3 Nb4 14. Nxb4 cxb4 15. Na2 {1-0 (55) Bykova,A (2229)-Mirzoev,E (2493) Pardubice 2019}) 8. Be2 Nf6 9. h3 Bxf3 {White is slightly better.} 10. Bxf3 Na6 $146 ({Predecessor:} 10... O-O 11. Qe3 Ne8 12. g4 a6 13. a4 Nc7 14. O-O g6 15. Kh2 f5 16. gxf5 gxf5 17. exf5 Rxf5 18. Rg1+ Kh8 19. Be4 Rf6 20. Bxh7 {1-0 (20) Spreemann,T-Nonkovic,S Germany 1997}) 11. O-O O-O 12. a3 Qd7 13. Rb1 Rfc8 14. Qg5 h6 15. Qh4 Kh7 16. Bg4 Nxg4 17. hxg4 Nc7 ({Black should try} 17... f6 $14) 18. g5 $16 f6 19. gxf6 (19. gxh6 {is more complex.} Rh8 20. hxg7+ Kxg7 21. Qg3+ Kf7 22. Qf3) 19... g5 20. Qh3 (20. Qh2 $16) 20... Qxh3 $11 21. gxh3 Rf8 22. Ne2 b5 (22... b6 $11) 23. b4 $16 cxb4 24. Rxb4 a5 25. Rb2 bxc4 26. Rc1 Na6 27. Rxc4 {aiming for Rb6.} Nc5 (27... Rxf6 $16 28. Rb6 Kg6) 28. Nc3 $2 (28. Rb6 $18) 28... Rxf6 $11 29. Rb6 Raf8 30. Nd1 R8f7 31. Rb5 {[#]} (31. Ne3 $11 {remains equal.}) 31... a4 (31... Rf4 $1 $17 32. Rxa5 g4 33. Raxc5 dxc5 34. hxg4 Rxg4+ 35. Kf1 h5) 32. Rb6 Kg8 33. Rb8+ Rf8 34. Rxf8+ Rxf8 {[%mdl 4096] Endgame KRN-KRN} 35. Nc3 Rf4 36. Nxa4 Nxe4 37. Nb6 Nxf2 38. Rxf4 Nxh3+ {[%mdl 64] Double Attack} 39. Kf1 $1 exf4 {KN-KN} 40. Nc4 f3 41. Nxd6 g4 42. Ne4 Kf7 43. a4 h5 44. a5 {Strongly threatening a6.} h4 {White must now prevent ...g3.} 45. Nd2 $2 {[%mdl 8192] [#]} (45. Nf2 $11 Nf4 46. Nxg4) 45... Nf4 $2 (45... Ng5 $1 $19 {And now ...g3 would win.} 46. Nxf3 Nxf3) 46. a6 (46. d6 $11) 46... h3 ({Black should play} 46... Nxd5 $17 47. Kf2 Kg6) 47. Kg1 {a7 is the strong threat.} f2+ 48. Kh2 Nxd5 49. Nf1 Kf6 50. Nd2 Kg5 {( -> ...Kh4)} 51. Ne4+ $2 {[%mdl 8192]} (51. Kg3 $11) 51... Kf4 {Black mates.} 52. Nxf2 g3+ {[%mdl 64] Double Attack} 53. Kxh3 gxf2 54. Kg2 Ke3 55. a7 Nc7 56. Kf1 Na8 {[%mdl 32768] Accuracy: White = 53%, Black = 36%. . Loss on time!?} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "6.1"]
[White "Vainerchuk, Barys"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "2136"]
[BlackElo "2369"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,124,37,34,29,22,-18,-18,-10,33,21,11,0,0,-31,-35,-45,0,0,0,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-6,0,-44,-8,-12,0,0,0,0,0,0,8,8,8,0,5,0,9,0,0,0,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-15,-11,-33,-40,-67,0,0,0,0,-2,-10,-12,-42,-42,-42,-42,-131,-42,-29941,-146,-146,0,-11924,-9587,-29970,-29971,-29971,-29972,-29972,-29973,-29973,-29974,-29977,-29973,-29973,-29974,-29973,-29973,-29986,-29987,-29988,-29989]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 a6 6. Nd6+ Bxd6 7. Qxd6 Qe7 8. Qxe7+ Ngxe7 9. Nc3 {B32: Sicilian: Löwenthal and Kalashnikov Variations} d5 10. exd5 Nb4 (10... Nd4 11. Bd3 Bf5 12. O-O Bxd3 13. cxd3 Nc2 14. Rb1 Rd8 15. f4 Nxd5 16. fxe5 O-O {½-½ (27) Mastrovasilis,D (2594)-Kriebel,T (2531) Katowice 2019}) 11. Bd3 {The position is equal.} Nxd3+ (11... Bf5 $5 {[%cal Rf5d3]} 12. Ne4 Kd7 $11) 12. cxd3 Bf5 13. O-O O-O-O 14. f4 Bxd3 15. Re1 e4 $146 ({Predecessor:} 15... Nxd5 16. Nxd5 Rxd5 17. fxe5 {½-½ (24) Grahn,V (1898)-Davidov,L (1652) Bratislava 2019}) 16. Nxe4 Bxe4 17. Rxe4 Nxd5 18. Bd2 Rhe8 19. Rae1 Rxe4 20. Rxe4 $11 {[%mdl 4096] Endgame KRB-KRN} b5 21. Kf1 Nf6 22. Re2 Rd4 23. Kf2 Kd7 24. Kf3 Kd6 25. h3 Rd3+ 26. Kf2 Nd5 27. Be3 f5 28. Ba7 Nf6 29. Bb8+ Kd7 30. Be5 Ne4+ 31. Ke1 g5 32. fxg5 Nxg5 33. Bf4 Ne6 34. Bh2 (34. Bd2 {looks sharper.} Rd5 35. Be3 a5 36. Rc2 a4 37. g3) 34... f4 35. Rd2 (35. Re5 {with more complications.} f3 36. g4 Nd4 37. Bg3 Ne2 38. Bh4) 35... Rxd2 36. Kxd2 {KB-KN} Kd6 37. Kd3 Kd5 38. Bg1 Nf8 39. Bf2 Ng6 40. b3 Ne5+ 41. Kd2 Ke4 42. Bc5 Ng6 {Strongly threatening ...Nh4.} 43. Bf2 Ne7 44. a4 Nd5 ({Black should play} 44... Nf5 $15) 45. axb5 axb5 46. Bc5 h5 {...Ne3 is the strong threat.} 47. h4 Nf6 48. Ke2 Ne8 49. Kf2 Ng7 50. Be7 {[#]} (50. Bd6 $15) 50... Nf5 ({Black should try} 50... Kf5 $1 $17 51. g3 fxg3+ 52. Kxg3 Ke4) 51. Bg5 $2 {[%mdl 8192]} (51. Bf6 $15) 51... Ne3 $2 (51... Nd4 {mates} 52. Be7 Nxb3 53. g3 fxg3+ 54. Kxg3 Nd4 55. Kf2 Nf5 56. Bg5 Nd4 57. Be7 Nf5 58. Bg5 Kd3 59. Ke1 Kc2 60. Bd2 Nxh4 61. Ke2 Ng6 62. Bb4 Kb3 63. Be1 h4 64. Bd2 b4 65. Kf2 Kc4 66. Bc1 Ne5 67. Kg2 Kc3 68. Bf4 Nf7 69. Kh3 b3 70. Bc1 Kc2 71. Ba3 Ne5 72. Bf8 b2 73. Kxh4 Ng6+ {[%mdl 64] Double Attack} 74. Kg4 Nxf8 75. Kg5 b1=Q 76. Kf6 Qb5 77. Ke7 Kd3 78. Kf7 Qd7+ 79. Kf6 Ke4 80. Kg5 Qg7+ 81. Kh4 Kf4 82. Kh5 Qh8#) 52. Be7 Nf5 $2 {[%mdl 8192]} (52... Ng4+ $17 53. Ke2 Ne5) 53. Bg5 $19 Nd4 54. b4 Nc6 {Black mates.} 55. g4 fxg3+ 56. Kxg3 Nxb4 57. Kf2 Kd3 58. Be7 Nd5 59. Ba3 b4 60. Bb2 Kc2 61. Bd4 Nc3 62. Bc5 Ne4+ {[%mdl 64] Double Attack. Accuracy: White = 48%, Black = 55%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "6.2"]
[White "Poley, Vladimir"]
[Black "Bogdanov, Egor"]
[Result "1/2-1/2"]
[ECO "D05"]
[WhiteElo "2298"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,60,4,-1,27,27,26,23,29,26,41,40,52,52,42,34,52,52,56,56,57,34,34,34,36,29,31,31,38,0,38,20,22,21,21,20,20,20,73,0,5,5,5,5,5]} 1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. Bd3 c5 5. b3 Nc6 6. Bb2 Be7 7. O-O O-O 8. Nbd2 b6 9. Ne5 Bb7 10. f4 Nxe5 {D05: Colle System with ...e6} (10... Bd6 {with more complications.} 11. c3 Ne7 12. Qe2 Nf5 13. c4 Rc8) (10... Nb4 11. Be2 Ne4 12. Nxe4 dxe4 13. Bc4 Nd5 14. Qe2 f6 15. Ng4 Qc8 16. Rad1 Rd8 17. Kh1 a6 18. dxc5 Qxc5 19. Bd4 {½-½ (44) Bruzon Batista,L (2673)-Quesada Perez,Y (2635) Khanty-Mansiysk 2011}) 11. dxe5 Ne4 12. Nxe4 dxe4 {White has an edge.} 13. Be2 Qxd1 14. Rfxd1 {[#] And now Rd7 would win.} Rfd8 {[#]} 15. Kf2 $146 ({Predecessor:} 15. a4 Rxd1+ 16. Bxd1 Rd8 17. Bc3 f5 18. Be2 a5 19. Be1 Bd5 20. Rb1 {0-1 (40) Slipak,S (2520)-Servat,R (2450) Argentina 1995}) 15... g6 16. a4 Rxd1 17. Rxd1 Rd8 18. Rxd8+ Bxd8 $14 {[%mdl 4096] Endgame KBB-KBB} 19. Bb5 h5 20. g3 Kf8 21. Ba3 a6 22. Bf1 (22. Be2 {is more complex.} Ke8 23. Bb2 Kd7 24. Kg2 Kc6 25. c4) 22... Be7 23. Ke2 Ke8 24. Kd2 Kd7 25. h3 Kc7 26. g4 hxg4 27. hxg4 Bf8 (27... g5 $11) 28. Ke2 ({Better is} 28. g5 $16) 28... Bc6 {The position is equal.} 29. Kf2 b5 30. axb5 axb5 {Accuracy: White = 42%, Black = 38%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "6.3"]
[White "Papunidi, Matvey"]
[Black "Kononenko, Dmitry"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2083"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,72,11,27,25,24,10,20,18,19,16,16,10,16,22,15,14,19,-12,18,18,40,29,37,19,44,4,10,0,0,8,0,15,92,85,135,122,110,120,133,132,125,135,136,136,102,65,28,0,12,0,0,0,0,-65,-20,-30,-50,-49,0,-226,-219,-344,-322]} 1. c4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. e3 d6 6. Nge2 Nf6 7. d3 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7} Bd7 ({Predecessor:} 7... a6 8. a3 Bd7 9. Rb1 {1-0 (40) Abou El Zein,E (2150)-Ahmed Hamza,M (1770) Cairo 2016}) 8. Rb1 $146 (8. b3 Qc8 9. h3 O-O 10. Bb2 a6 11. Qd2 Rb8 12. Rd1 b5 13. Nf4 Re8 14. Ncd5 e5 15. Nxf6+ Bxf6 16. Nd5 Bg7 17. Ba1 Ne7 18. Nxe7+ Rxe7 19. h4 h5 20. O-O {½-½ (20) Rakhmanov,A (2653)-Mamedov,R (2709) Riadh 2017}) 8... Rb8 9. a3 {The position is equal.} a6 10. b4 cxb4 11. axb4 b5 12. cxb5 axb5 13. O-O O-O 14. h3 Qb6 15. e4 Rfc8 16. Be3 Qd8 17. f4 e5 18. f5 gxf5 19. exf5 Nd4 20. Nxd4 {[#] Black must now prevent Nde2.} Rxc3 21. Ne2 $36 {[%mdl 2048] White has some pressure.} Rcc8 (21... Rc7 $11) 22. Ba7 $16 Bc6 {Threatens to win with ...Bxg2.} 23. Bxc6 Rxc6 24. Bxb8 Qxb8 25. Rc1 Qb6+ 26. Kh2 Bh6 27. Rxc6 Qxc6 28. Ng1 Qc3 29. Qf3 Qxb4 30. Ne2 Qd2 31. g4 Bg5 32. Kg3 ({White should try} 32. Kh1 $11) 32... d5 {[#] Strongly threatening ...e4!} (32... h5 $5) 33. h4 e4 34. dxe4 Nxe4+ 35. Kh2 $2 (35. Kh3 $11) 35... Bxh4 $19 36. Ra1 (36. f6 {might work better.}) 36... b4 {Accuracy: White = 49%, Black = 51%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "6.4"]
[White "Mattsson, Michael"]
[Black "Krzywda, Andrzej"]
[Result "0-1"]
[ECO "B18"]
[WhiteElo "2035"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,76,0,29,9,32,-41,-36,-35,0,-7,0,-16,0,-17,40,23,37,15,50,60,72,73,77,66,100,-5,-5,-157,-157,-154,-146,-149,-157,-156,-161,-162,-159,-156,-154,-149,-146,-240,-247,-267,-270,-310,-293,-337,-339,-317,-318,-548,-532,-735,-700,-1562,-1508,-1614,-1560,-1463,-1413,-4686,-4132,-29982,-29983]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nd7 8. O-O {B18: Classical Caro-Kann: 4...Bf5 sidelines} (8. h4 h6 9. Nf4 Bh7 10. Qe2 Qb6 11. d5 e5 12. dxc6 bxc6 13. O-O Be7 14. Nfh5 Kf8 15. Qg4 g6 16. Qxd7 Rd8 17. Nf6 Kg7 18. Bxh6+ Nxh6 19. Qxe7 Rhf8 20. Nfh5+ Kg8 21. Qg5 {1-0 (21) Shcherbakov,R (2492)-Gunina,V (2497) Cheliabinsk 2016}) 8... Bd6 9. f4 (9. Nf4 $14) 9... Nh6 $15 10. Bd3 {Black is slightly better.} Qh4 11. Ne4 Bc7 $146 ({Predecessor:} 11... Bxe4 12. Bxe4 O-O 13. Bd2 Rad8 14. Qe1 Qe7 15. Ng3 c5 16. dxc5 Bxc5+ {0-1 (62) Arcos Facio,M (2109)-Garcia Cardenas,P (2312) Montevideo 2009}) 12. Bd2 O-O-O 13. b4 Ng4 ({Black should try} 13... e5 $11) 14. h3 $14 {Hoping for Be1.} Ngf6 15. Be1 Qh5 16. N4g3 Qd5 17. c4 Qd6 18. Bxg6 hxg6 19. Rf3 {[#]} (19. Qb3 $16) 19... e5 $1 $11 {[%mdl 512]} 20. dxe5 $2 ({White should play} 20. fxe5 $11 Nxe5 {[%mdl 64] Double Attack, Pin} 21. Rc3) 20... Nxe5 $17 21. fxe5 Qxd1 22. Rxd1 Rxd1 23. exf6 Rxe1+ 24. Kf2 Rd1 {Strongly threatening ...gxf6.} 25. fxg7 Rg8 26. Rxf7 Be5 27. Ne4 (27. Rf8+ $17 Rd8 28. Rxd8+ Rxd8 29. h4) 27... Rxg7 $19 28. Rxg7 Bxg7 {[%mdl 4096] Endgame KRB-KNN} 29. Nf4 Ra1 30. Nxg6 Rxa2+ 31. Kf3 Rb2 32. h4 $2 (32. b5 cxb5 33. cxb5) 32... Rxb4 33. g4 a5 {[%cal Ba7a5,Ba5a4,Ba4a3][%mdl 32]} 34. g5 a4 35. h5 a3 36. h6 {[#]} Bh8 $1 {[%mdl 512]} 37. Ne7+ (37. Nxh8 a2) 37... Kd7 38. g6 Kxe7 {Accuracy: White = 24%, Black = 71%.} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "6.5"]
[White "Mirzoev, Emil"]
[Black "Peng, Li Min"]
[Result "1/2-1/2"]
[ECO "B02"]
[WhiteElo "2455"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,30,0,1,0,0,13,0,0,0,0,60,-14,-15,-17,-6,0,0,-33,4,0,0,4,29,11,28,3,0,0,6,0,38,42,43,37,56,27,68,25,27,25,44,41,60,30,27,33,33,0,36,0,42,15]} 1. e4 Nf6 2. Nc3 d5 3. exd5 Nxd5 4. Bc4 Nb6 5. Bb3 c5 6. Qh5 c4 {B02: Alekhine's Defence: Chase Variation and lines with early Nc3} 7. Bxc4 $1 {[%mdl 64] [#] Decoy} Nxc4 8. Qb5+ {[%mdl 64] Double Attack} Nc6 {Hoping for ...Nb6.The position is equal.} 9. Qxc4 e5 10. Nf3 Bd6 ({Black should try} 10... Be7 $11) 11. O-O $146 ({Better is} 11. d4 $14) ({Predecessor:} 11. d4 O-O 12. Be3 Bf5 13. O-O-O e4 14. Ng5 {0-1 (27) Mueller,K (2480)-Seul,G (2425) Germany 1994}) 11... O-O $11 12. d3 Be6 13. Qe4 {With the idea Ng5.} Qd7 14. Bd2 (14. Nb5 {seems wilder.} Bb8 15. Nc3 Bd6) 14... Bf5 {[%mdl 1024] Black has compensation.} 15. Qe3 Rfe8 16. Ne4 Bf8 17. Bc3 Rad8 18. Rfe1 b5 19. a3 a5 20. b3 b4 21. axb4 axb4 22. Bb2 h6 23. h3 Qd5 24. Ned2 Bc5 25. Qe2 f6 26. Ne4 Bb6 27. Nfd2 Bd4 28. Bxd4 Nxd4 29. Qd1 Bg6 30. Nc4 f5 31. Ra5 {Accuracy: White = 24%, Black = 47%.} (31. Ra6 $5 {[%cal Ra6g6]} Qf7 32. Ncd6 $16) 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "7.1"]
[White "Peng, Li Min"]
[Black "Vainerchuk, Barys"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2454"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,46,18,14,11,58,49,41,40,45,38,50,41,86,86,187,173,174,146,218,224,681,641,838,779,29978,4083,29990,29991,29999]} 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. b3 O-O 7. Bb2 d6 8. Nc3 Nbd7 9. Qc2 a6 10. Rad1 c5 11. d4 {A30: Symmetrical English: Double Fianchetto and Hedgehog} Qc7 (11... b5 $5) 12. e4 cxd4 13. Nxd4 {White is slightly better.} Rac8 14. Qe2 Rfd8 15. f4 Bf8 16. g4 Qb8 $146 (16... e5 $16 {was worth a try.}) ({Predecessor:} 16... e5 17. Nf5 exf4 {1-0 (33) Dorfman,J (2540)-Zsinka,L (2305) Zamardi 1980}) 17. g5 $18 Ne8 18. Rd3 $36 {[%mdl 2048] White is on the roll.} g6 (18... b5 $16) 19. f5 e5 $2 {[#]} (19... Bg7 20. f6 (20. fxe6 Bxd4+ 21. Rxd4 fxe6 $16) 20... e5) 20. fxg6 hxg6 21. Qf2 f5 22. exf5 exd4 23. fxg6 Ne5 24. Qxf8# {Accuracy: White = 83%, Black = 12%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "7.2"]
[White "Krzywda, Andrzej"]
[Black "Mirzoev, Emil"]
[Result "0-1"]
[ECO "E63"]
[WhiteElo "2175"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "52"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,84,56,64,66,72,60,62,70,72,62,56,63,68,56,38,50,20,10,-72,-65,-92,-90,-126,-111,-127,-131,-147,-139,-229,-227,-220,-197,-219,-184,-156,-170,-343,-340,-320,-296,-286,-247,-357,-139,-143,-142,-154,-133,-133,-118,-120,-71,-81,-57,-145,-93,-203,-166,-470,-409,-12843,-12843,-29990,-29991,-29990,-29991]} 1. d4 Nf6 2. c4 Nc6 3. Nf3 d6 4. g3 g6 5. Bg2 Bg7 6. O-O O-O 7. Nc3 a6 8. Qc2 Bf5 9. e4 Bg4 10. Be3 Nd7 11. Qd2 e5 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6} 12. d5 Bxf3 13. Bxf3 Nd4 {White is slightly better.} 14. Bg2 c5 15. dxc6 $1 bxc6 16. f4 a5 {[#]} (16... Rb8 17. Rf2 Nf6 18. h3 Nh5 19. Kh2 exf4 20. gxf4 {½-½ (43) Mamedyarov,S (2799)-Amin,B (2689) Riadh 2017}) 17. Rf2 $146 ({Predecessor:} 17. b3 Nb6 18. Qd3 c5 19. Rab1 {0-1 (52) Kacheishvili,G (2583)-Fedorov,A (2599) Leon 2001}) 17... a4 18. Raf1 Qa5 19. fxe5 (19. f5 $11 {remains equal.}) 19... dxe5 $17 20. Bh6 Qc5 21. Nd1 Qxc4 22. Bxg7 Kxg7 23. Bh3 Nc5 24. Qg5 (24. Ne3 $17 Qxa2 25. Nf5+ Nxf5 26. exf5) 24... f6 $1 $19 {[%cal Rf6g5]} 25. Qh4 g5 26. Qg4 Kg6 {Played: h7-h5} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "7.3"]
[White "Kononenko, Dmitry"]
[Black "Mattsson, Michael"]
[Result "1-0"]
[ECO "A13"]
[WhiteElo "2613"]
[BlackElo "2035"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,95,46,52,85,49,64,13,41,41,56,50,51,46,35,26,43,52,68,68,65,68,87,83,83,33,56,3,54,50,98,-70,-75,-102,-93,-105,-94,-95,0,-157,-4,-12,120,123,118,108,173,179,262,246,379,164,520,516,524,528,513,523,488,499,467,441,362,305,596,560,979,974,958,958,892,887,958,938,1805,1845,1961,1753,1968,1801,1962,1590,5156,1189,5043,5035]} 1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 Bc6 7. O-O Qd5 {A13: English Opening: 1...e6} (7... Nbd7 8. Nc3 Bd6 9. d4 O-O 10. Rd1 Qe7 11. Qd3 Bxf3 12. Qxf3 c6 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qf3 Rfd8 16. Bd2 {½-½ (40) Swiercz,D (2627)-Ipatov,A (2630) Warsaw 2013}) 8. Qxd5 Nxd5 $146 ({Predecessor:} 8... Bxd5 9. d3 b6 10. Bf4 Na6 11. Nc3 Bb7 12. Nb5 Nd5 13. Nd2 Kd7 14. Nc4 f6 15. Ne3 {1-0 (65) Balinov,I (2454)-Schuurman,P (2219) Graz 2006}) 9. Ne5 (9. Rd1 $14) 9... Nb4 {The position is equal.} 10. Nxc6 N8xc6 11. Nc3 O-O-O 12. a3 Nd5 13. e3 Nxc3 14. bxc3 Ne5 15. d4 Nc4 16. a4 a5 17. Rb1 c6 18. e4 Kc7 19. Rb3 (19. Ra1 $14) 19... Bd6 ({Black should play} 19... e5 $11) 20. f4 Nb6 21. f5 $2 ({White should try} 21. e5 $16 Be7 22. f5) 21... e5 $1 $15 22. Be3 {Hoping for dxe5.} Nxa4 23. Ra1 b5 24. Bf1 Ra8 ({Better is} 24... Rhe8 $17 25. Bf2 f6) 25. Kg2 $2 {[#]} (25. dxe5 $1 $11 Bxe5 26. Bxb5 Nxc3 27. Bf4 Nxb5 28. Bxe5+ Kc8 29. Bxg7) 25... Rhb8 $2 (25... Nb6 $1 $17 26. Kf3 a4) 26. c4 $1 $11 {[%cal Rc4b5]} Bb4 {[#]} (26... exd4 $11 27. Bxd4 Nc5 28. Bxc5 Bxc5 29. cxb5 Bd4) 27. cxb5 $1 $16 (27. dxe5 Nc5 $14) 27... cxb5 28. dxe5 Nc3 (28... Rb6 $16 29. Rd1 Re8 30. Rc1+ (30. Bxb6+ Kxb6 31. Rf3 Nc3 $16) 30... Kb7) 29. Rc1 $18 Kd7 (29... Kd8 $142 30. Kf3 (30. Rbxc3 Bxc3 31. Rxc3 a4 $16) 30... Rc8) 30. Kf3 ({Resist} 30. Rbxc3 $6 Bxc3 31. Rxc3 b4 $18) 30... Rc8 (30... Ke8 {might work better.} 31. Rc2 (31. Rbxc3 Bxc3 32. Rxc3 a4 $16) 31... Nd1) 31. Bd2 (31. f6 $142 gxf6 32. Bh3+ (32. exf6 Rc6 $16) 32... Kc7 33. Bxc8 Rxc8 34. Rcxc3+ Bxc3 35. Rxc3+ Kd7 36. Rxc8 Kxc8 37. exf6) 31... Nxe4 $2 (31... Na2 32. Bxb5+ Ke7 33. Rxc8 Rxc8) 32. Kxe4 Bxd2 33. Rd3+ Ke7 34. Rxc8 Rxc8 35. Rxd2 {[%mdl 4096] Endgame KRB-KR} b4 36. Ra2 Ra8 37. Ra4 Kd7 $2 (37... b3 38. Bd3 b2) 38. Kd4 {White is clearly winning.} f6 {If Black can now play ...fxe5+ this consolidates a bit.} 39. e6+ Kd6 40. Bc4 Ra7 41. Bb3 g6 42. g4 gxf5 43. gxf5 Ra8 44. Ra1 Ra7 45. Ra2 Ra8 46. Ba4 Rb8 47. Kc4 (47. Rc2 $142 Rb6 48. Rc5) 47... Rg8 48. Rd2+ {Accuracy: White = 56%, Black = 20%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "7.4"]
[White "Bogdanov, Egor"]
[Black "Papunidi, Matvey"]
[Result "1-0"]
[ECO "B22"]
[WhiteElo "2409"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,55,20,24,20,20,16,73,58,146,156,174,125,145,104,93,101,89,95,79,90,91,104,247,207,220,224,269,173,160,119,113,100,448,435]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Nc6 6. Be2 e6 7. O-O Be7 8. Be3 cxd4 9. cxd4 O-O 10. Nc3 Qd8 11. Ne5 Nb4 12. Bf3 Nbd5 13. Bg5 {B22: Sicilian: 2 c3} (13. Qb3 Nxe3 14. fxe3 Nd7 15. Nc4 Rb8 16. a4 a6 17. Rfd1 b6 18. d5 e5 19. d6 Bg5 20. Nd5 Bb7 21. Qc3 Bxd5 22. Rxd5 {½-½ (50) Ronchetti,N (2446)-Caruana,F (2767) Arvier 2012}) 13... h6 {Hoping for ...Nxc3.} 14. Bh4 Qa5 (14... Bd7 $11) 15. Qb3 $146 {White is better.} ({Predecessor:} 15. Qd2 Nh7 16. Nc4 Qd8 17. Bxe7 Nxe7 18. d5 exd5 19. Nxd5 Nxd5 20. Qxd5 Ng5 21. Rad1 Nxf3+ 22. Qxf3 Qh4 23. Nd6 {½-½ (23) Tivolt,F-Plecsko,Z Zalaegerszeg 1959}) 15... g5 ({Black should try} 15... Qb4 $14) 16. Bg3 $16 Rd8 17. Rfe1 Qb4 18. Qc2 Qxd4 19. Nxd5 exd5 20. Ng6 Bd6 21. Bxd6 Rxd6 {[#]} 22. Ne7+ $1 Kf8 (22... Kh8 $16) 23. Rad1 $18 {[%mdl 1024] White has strong compensation.} ({Worse is} 23. Nxc8 Rc6 $15) 23... Qb4 24. a3 ({Weaker is} 24. Nxc8 Rc6 $15) 24... Qa5 25. b4 $36 {[%mdl 2048] White has strong initiative.} ({Not} 25. Nxc8 Rc6 $14) 25... Qd8 26. Qc3 d4 27. Qc5 Kg7 $2 {[%mdl 8192] [#]} (27... b6 $16 {is tougher.} 28. Qc2 Be6) 28. Bxb7 $1 {[%mdl 512] Accuracy: White = 95%, Black = 20%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.23"]
[Round "7.5"]
[White "Roshka, Yevgeniy"]
[Black "Poley, Vladimir"]
[Result "1/2-1/2"]
[ECO "A42"]
[WhiteElo "2369"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "48"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,48,37,47,14,22,22,30,0,0,0,0,0,0,-31,-11,-49,-23,-102,-95,-95,-83,-93,-79,-171,-166,-170,-170,-158,-129,-131,-129,-126,0,-100,0,-131,0,-92,0,-133,0]} 1. e4 c6 2. d4 g6 3. c4 Bg7 4. Nc3 d6 5. Nge2 (5. Be3 e5 6. Nge2 Nf6 7. f3 Nbd7 8. Qd2 O-O 9. d5 cxd5 10. cxd5 a6 11. g4 h5 12. g5 Nh7 13. Nc1 f6 14. gxf6 Bxf6 15. Rg1 Bh4+ 16. Kd1 g5 17. Nd3 Kh8 18. Be2 Rf7 19. Rc1 Ndf8 20. Na4 {1-0 (43) Amin,B (2709)-Jovanovic,Z (2537) Zagreb 2018}) 5... e5 6. dxe5 {A42: Modern Defence: Averbakh Variation} dxe5 7. Qxd8+ Kxd8 8. Be3 $146 {White has an edge.} ({Predecessor:} 8. Bg5+ Kc7 9. O-O-O Bh6 10. f4 Bxg5 11. fxg5 h6 12. gxh6 Nxh6 13. h3 Ng4 14. Rd2 {½-½ (14) Finster,M (2135)-Rupprecht,A (2195) Bayern 1999}) 8... Be6 9. Nc1 (9. O-O-O+ {is more complex.} Kc7 10. b3 Na6 11. g3 Nf6 12. f3) 9... Bh6 10. Bxh6 Nxh6 11. Nb3 Na6 12. Na4 Ke7 13. O-O-O (13. Nac5 $11) 13... Ng4 $17 14. Rd2 Rhd8 15. f3 Ne3 16. Rxd8 (16. Nbc5 $17) 16... Rxd8 $19 {[%csl Ge3][%cal Rd8d1] [#]} ({Inferior is} 16... Kxd8 17. Nac5 $11) 17. Nd2 Nb4 18. Nc3 Nxf1 19. Rxf1 Nd3+ 20. Kc2 Nb4+ 21. Kc1 Nd3+ 22. Kc2 Nb4+ 23. Kc1 Nd3+ 24. Kc2 {[#]} Nb4+ {Accuracy: White = 43%, Black = 44%.} (24... Nxb2 $1 $17 {[%mdl 512]} 25. Rb1 (25. Kxb2 Rxd2+) 25... Nxc4 26. Rxb7+ Rd7 27. Rxd7+ Kxd7 28. Nxc4 Bxc4) 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "8.1"]
[White "Vainerchuk, Barys"]
[Black "Poley, Vladimir"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2136"]
[BlackElo "2298"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,61,55,59,55,63,35,71,74,83,35,35,25,29,31,43,23,38,27,41,27,62,15,10,14,30,0,0,0,0,-13,0,-33,-38,-35,-34,-75,-39,-37,-26,-29,-27,-29,-20,-17,-13,-19,-13,-16,-6,-16]} 1. e4 g6 2. d4 Bg7 3. c3 c6 4. Bd3 d5 5. Nd2 Nh6 6. Ngf3 O-O 7. O-O Nd7 {[%cal Bb8d7,Bd7f8,Bf8e6][%mdl 32]} 8. Re1 {B12: Caro-Kann: Advance Variation} Re8 9. e5 Nf8 (9... f6 10. Nf1 fxe5 11. dxe5 Nc5 12. Bc2 Bg4 13. h3 Bxf3 14. Qxf3 Rf8 15. Qe2 Ne6 {0-1 (45) Rzayev,B (2416)-Kuzubov,Y (2663) Baku 2014}) 10. Nf1 {White is better.} f6 11. exf6 exf6 12. Rxe8 Qxe8 13. Bf4 $146 ({Predecessor:} 13. Bd2 Be6 14. a4 Qd7 15. Ng3 Nf7 {0-1 (70) Spindelboeck,G (2200)-Wegerer,F (2290) Graz 1995}) 13... Nf7 14. Qc2 Ne6 15. Re1 Qf8 16. Bg3 Bh6 17. h3 Bd7 18. Ne3 Nf4 19. Bxf4 Bxf4 20. Ng4 Kg7 21. g3 Bd6 22. Kg2 (22. Nh4 $5 {[%cal Rd3g6]}) 22... Re8 23. Rxe8 Qxe8 24. Qe2 Qxe2 (24... Qc8 {seems wilder.} 25. Qc2 a6 26. a3 b5 27. a4 Be6) 25. Bxe2 Bf5 26. Nd2 Ng5 27. h4 Ne4 28. Nxe4 {The position is equal.} Bxe4+ 29. f3 Bb1 30. a3 h5 31. Nf2 {Accuracy: White = 53%, Black = 60%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "8.2"]
[White "Papunidi, Matvey"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "C06"]
[WhiteElo "2083"]
[BlackElo "2369"]
[Annotator "RC"]
[PlyCount "70"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 cxd4 8. cxd4 f6 9. exf6 Nxf6 10. Nf3 Bd6 11. O-O Qc7 12. Bg5 O-O 13. Qc2 Nb4 14. Qxc7 Bxc7 15. Bb1 Bd7 16. Ne5 Bb5 17. Re1 Nc6 18. Nxc6 bxc6 19. Nf4 Ng4 20. g3 Bb6 21. Nxe6 Rae8 22. a4 Bc4 23. Bf4 Ba5 24. Bxh7+ Kxh7 25. Nxf8+ Rxf8 26. Re7 Bb6 27. h3 Nh6 28. Be5 Nf5 29. Rd7 Bxd4 30. Bxd4 Nxd4 31. Rxa7 Nf3+ 32. Kg2 d4 33. Rd7 d3 34. a5 Bd5 35. Kf1 Re8 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "8.3"]
[White "Mattsson, Michael"]
[Black "Bogdanov, Egor"]
[Result "0-1"]
[ECO "B72"]
[WhiteElo "2035"]
[BlackElo "2409"]
[Annotator "TA"]
[PlyCount "30"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,36,-97,-125,-133,-122,-121,-253,-107,-454,-417,-527,-353,-360,-358,-1033,-1025,-1009,-1000]} 1. e4 c5 2. Nf3 g6 3. d4 Bg7 4. Nc3 cxd4 5. Nxd4 Nc6 6. Be3 Nf6 7. Bc4 O-O 8. O-O d6 9. Nxc6 bxc6 10. f4 Ng4 11. Bd4 e5 {B72: Sicilian Dragon: 6 Be3, lines with h3+Bc4 and sidelines} 12. fxe5 c5 13. Bxc5 $146 (13. Bf2 $17) ({Predecessor:} 13. Bf2 Bxe5 14. h3 Nxf2 15. Kxf2 Qh4+ 16. Ke2 Bxc3 17. Bxf7+ Rxf7 18. Qd5 Ba6+ 19. Ke3 Qh6+ {0-1 (19) Adelino,Y (1530)-Dantas,D (1833) Santa Cruz 2016}) 13... Bxe5 (13... Qh4 $19 {[%csl Gg4][%cal Rh4h2]} 14. Rxf7 Qxh2+ 15. Kf1 Rxf7+ 16. Bxf7+ Kh8 17. Qxd6 Bb7) 14. Rxf7 $2 {[%mdl 8192] [#]} (14. h3 $17 {was the crucial defense.} Qc7 {[%mdl 64] Pin} 15. Ba3) 14... Rxf7 15. Qd5 Kh8 {Played: Qd8-c7} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "8.4"]
[White "Mirzoev, Emil"]
[Black "Kononenko, Dmitry"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2455"]
[BlackElo "2613"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,56,-6,-13,-18,-63,-29,-58,-51,-58,-42,-204,-204,-209,-201,-204,-205,-248,-235,-256,-311,-308,-214,-430,-395,-389,-261,-254,-253,-265,-268,-404,-403,-406,-391,-389,-394,-471,-466,-611,-619,-596,-589]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Nf3 Nd7 7. h4 h6 8. Bc4 e6 9. Qe2 Ngf6 {B19: Classical Caro-Kann: 4...Bf5 main line} 10. Bb3 (10. Ne5 Nxe5 11. dxe5 Nd7 12. f4 b5 13. h5 Bh7 14. Bd3 Bxd3 15. Qxd3 Nb6 16. Qxd8+ Rxd8 17. Ke2 {1-0 (40) Malakhatko,V (2568)-Svetushkin,D (2486) Kiev 2000}) 10... Be7 11. Bd2 a5 {Black is slightly better.} 12. a4 O-O 13. O-O-O $146 {[#]} (13. O-O $15) ({Predecessor:} 13. O-O Nd5 14. h5 Bh7 15. c3 N7f6 {½-½ (59) Forcen Esteban,D (1954)-Navarro Ferrer,R (1990) Spain 2006}) 13... b5 $1 $19 {[%mdl 512]} 14. Ne5 (14. axb5 a4) 14... Nxe5 15. dxe5 Nd5 16. h5 Bh7 17. Ne4 {[#]} bxa4 $1 18. Bxa4 Qb6 19. Rh3 $2 (19. Qc4) 19... Rab8 {Played: Qb6-d4} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "8.5"]
[White "Peng, Li Min"]
[Black "Krzywda, Andrzej"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2454"]
[BlackElo "2175"]
[Annotator "TA"]
[PlyCount "37"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,37,16,4,11,20,6,19,19,19,8,14,3,10,0,64,3,16,2,14,0,0,0,0,-18,6,0]} 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qb3 Rb8 8. d3 {A13: English Opening: 1...e6} (8. d4 b5 9. Ne5 Nxe5 10. dxe5 Nd7 11. O-O Nxe5 12. Rd1 Bd6 13. Bf4 Qe7 14. Bxe5 Bxe5 15. Bc6+ Kf8 {½-½ (72) Ding,L (2805)-Karjakin,S (2750) Saint Louis 2019}) 8... b5 9. Nc3 Bb7 10. O-O Be7 11. a4 O-O 12. axb5 axb5 13. Bd2 $146 ({Predecessor:} 13. Bf4 b4 14. Na4 Ra8 15. Rfc1 c5 {0-1 (46) Erdelyi,T (2095)-Holm,K (2353) Kecskemet 2015}) 13... Nd5 (13... c6 $11) 14. Rfc1 ({White should try} 14. Nxb5 $14 Bc6 15. Ra5) 14... c5 $11 {The position is equal.} 15. Ne4 N5f6 16. Nc3 Nd5 17. Ne4 N5f6 18. Nc3 Nd5 19. Ne4 {Accuracy: White = 30%, Black = 47%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "9.1"]
[White "Krzywda, Andrzej"]
[Black "Vainerchuk, Barys"]
[Result "1-0"]
[ECO "A50"]
[WhiteElo "2175"]
[BlackElo "2136"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,71,39,67,48,55,54,44,39,40,34,58,54,54,37,35,14,31,38,62,52,57,20,66,-9,58,-16,-2,0,-2,-8,-8,-13,0,-23,-23,-29,-32,-40,0,0,0,-44,8,2,58,38,34,40,316,282,505,498,929,736,3036,2827,29996,29997,29997,29997,29997,29998,29998,29996]} 1. d4 Nf6 2. c4 b6 3. Nc3 Bb7 4. d5 e5 (4... e6 5. a3 exd5 6. cxd5 Bd6 7. Nf3 O-O 8. g3 Na6 9. Bg2 Nc5 10. b4 Nce4 11. Nxe4 Nxe4 12. Bb2 Qe7 13. O-O f5 14. Qd3 a5 {½-½ (14) Zhigalko,S (2620)-Kovalev,V (2639) Orsha 2018}) 5. Nf3 d6 6. g3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6)} g6 7. Bg2 Bg7 8. O-O {White is slightly better.} O-O 9. a3 a5 10. Rb1 $146 ({Predecessor:} 10. Bd2 Nbd7 11. b4 Ba6 12. Qb3 {1-0 (45) Ernst,M (2156)-Kuntner,R (2043) Vienna 2014}) 10... Ba6 11. Nd2 Ne8 12. b4 axb4 13. axb4 Nd7 14. Bb2 f5 15. Qc2 Nef6 16. Nb5 (16. e4 $14) 16... Rf7 ({Better is} 16... Bxb5 $11 17. cxb5 e4) 17. Ra1 (17. e4 $1 $14) 17... Bxb5 $1 $11 18. cxb5 e4 19. Qc6 Rc8 20. Rfc1 Nxd5 21. Bxg7 {Black must now prevent Bb2.} Ne7 $1 {[%cal Re7c6]} 22. Qb7 Kxg7 23. Nb3 Ne5 24. Nd4 $36 {[%mdl 2048] Black is under pressure.} Qd7 25. Ra7 Kf6 (25... Ng8 $15) 26. f3 d5 (26... exf3 $11 27. exf3 g5) 27. Qa6 $1 $14 Qd6 28. Qa1 {Hoping for f4.} exf3 $2 {[%mdl 8192]} (28... g5 $14) 29. exf3 $18 {Strongly threatening f4.} ({Weaker is} 29. Nxf3 g5 $14) 29... Nc4 $2 (29... g5 30. Re1 f4) 30. f4 {Nxf5+! is the strong threat.} ({Not} 30. Nc6+ Kg5 $14) 30... Qxb4 (30... g5 $142 31. Re1 g4) 31. Ra2 {aiming for Nc6+.} Qd6 {[#]} 32. Nxf5+ $1 {[%mdl 512]} Kxf5 33. Bh3+ {[%mdl 64] Skewer. White mates.} Ke4 34. Re1+ Ne3 {[#]} 35. Rxe3+ $1 {[%mdl 512]} Kxe3 36. Qc1+ {Accuracy: White = 54%, Black = 27%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "9.2"]
[White "Kononenko, Dmitry"]
[Black "Peng, Li Min"]
[Result "1/2-1/2"]
[ECO "B00"]
[WhiteElo "2613"]
[BlackElo "2454"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,2,5,-8,-8,-8,-8,-8,-8,-8,-4,-4,-8,-29,-27,-34,-25,-36,-47,-42,-29,-42,-25,-38,-34,-34,-27,-39,-32,-43,-29,-27,-27,-33,-35,-170,-56,-159,-67,-62,-45,-87,-79,-64,-32,-54,-50,-89,-89,-95,-33,-54,-29]} 1. e4 Nc6 2. d4 d5 3. e5 f6 4. exf6 Nxf6 (4... exf6 5. Bd3 Nxd4 6. Bxh7 Rxh7 7. Qxd4 Bd6 8. Qd3 Rh8 9. Ne2 Ne7 10. Bf4 Bf5 11. Qd2 Bxf4 12. Nxf4 {0-1 (29) Zenari,M (2094)-Damia,A (2378) Bergamo 2017}) 5. Nf3 Bg4 6. Be2 {B00: Queen's Fianchetto Defence, Nimzowitsch Defence} Bxf3 7. Bxf3 e5 8. dxe5 {The position is equal.} Nxe5 9. O-O Nxf3+ 10. Qxf3 Be7 11. Nc3 $146 ({Predecessor:} 11. c3 O-O 12. Qd3 {½-½ (48) Basilio,R (1518)-Guerreiro,N (2157) Lisbon 2017}) 11... O-O 12. Qd3 c6 13. Bg5 Bd6 14. h3 h6 15. Bh4 Qc7 16. Qg6 Qf7 (16... Nd7 {looks sharper.} 17. Bg3 Ne5 18. Bxe5 Bxe5 19. Rae1 Rae8) 17. Qxf7+ Kxf7 18. Bxf6 Kxf6 19. Rfe1 Rfe8 20. Kf1 g5 21. Rxe8 Rxe8 22. Re1 (22. Ne2 $15) 22... Rxe1+ $19 23. Kxe1 {[%mdl 4096] Endgame [#] KB-KN} Be5 (23... Bb4 $1 $17 {Hoping for ...d4.} 24. Ke2 Bxc3 25. bxc3 b5) 24. Nd1 $15 h5 25. g4 hxg4 26. hxg4 a5 27. Ke2 b5 28. f3 Bd4 29. c3 Bb6 (29... Bc5 $17) 30. b3 Bc5 {Accuracy: White = 36%, Black = 49%.} 1/2-1/2

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "9.3"]
[White "Bogdanov, Egor"]
[Black "Mirzoev, Emil"]
[Result "0-1"]
[ECO "D85"]
[WhiteElo "2409"]
[BlackElo "2455"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,80,29,22,31,13,28,9,6,14,61,61,58,58,54,39,46,-8,-5,-6,6,-52,-22,-80,19,18,114,82,144,-83,-71,-89,-87,-167,-172,-165,-172,-178,-164,-260,-257,-257,-256,-318,-326,-314,-330,-321,0,0,0,-312,-309,-286,-293,-1918,-1960,-4902,-4898,-29995,-29996,-29996,-29997]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bb5+ Bd7 9. Bxd7+ Nxd7 10. O-O O-O 11. Be3 Qc7 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} (11... Nf6 12. Qd3 Qc7 13. h3 Rfd8 14. Rab1 b6 15. d5 c4 16. Qc2 e6 17. dxe6 fxe6 18. Bd4 Nh5 19. e5 {0-1 (29) Maza Broto,P (2071)-Ponomariov,R (2706) Madrid 2016}) 12. Rc1 Rfd8 13. d5 $146 ({Predecessor:} 13. Qb3 h6 14. Nd2 b6 15. f4 e6 16. e5 Rac8 17. Ne4 Bf8 18. Qd1 Qc6 19. Ng3 cxd4 20. cxd4 {0-1 (40) Kovacevic,K-Ostojic,V (2024) Zagreb 2007}) 13... c4 {The position is equal.} 14. Bd4 e5 15. dxe6 fxe6 16. Bxg7 Kxg7 17. Nd4 Nc5 {Threatens to win with ...e5.} 18. f4 (18. Qe2 $1 $14) 18... e5 $11 19. fxe5 Qxe5 20. Qg4 (20. Qe2 $11) 20... Kg8 21. Rf4 (21. Qe2 $11) 21... Rxd4 {Played: Nc5-d3} 0-1

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "9.4"]
[White "Roshka, Yevgeniy"]
[Black "Mattsson, Michael"]
[Result "1-0"]
[ECO "C28"]
[WhiteElo "2369"]
[BlackElo "2035"]
[Annotator "TA"]
[PlyCount "221"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,220,0,2,0,7,6,64,26,67,56,75,70,110,23,25,32,146,151,152,165,165,166,391,287,283,236,240,236,234,230,222,218,216,186,187,208,225,225,262,274,241,187,193,184,168,170,169,165,153,84,85,10,47,42,55,50,66,50,60,40,43,37,41,43,47,54,63,44,43,43,49,50,42,41,104,51,88,86,90,85,116,116,118,118,118,117,173,167,616,117,110,45,114,8,8,8,8,8,8,8,8,8,8,8,8,0,0,0,0,-26,-26,-32,0,-16,-16,-16,0,0,0,0,0,0,136,136,904,580,29947,29949,29952,29953,29954,29954,29954,29956,29959,29961,29959,29959,29959,29959,29959,29960,29959,29950,29972,29973,29972,29972,29970,29972,29974,29975,29974,29975,29974,29976,29976,29975,29976,29977,29977,29975,29975,29976,29973,29976,29976,29976,29976,29976,29979,29979,29979,29980,29980,29979,29981,29978,29982,29983,29983,29984,29984,29984,29987,29988,29988,29989,29989,29990,29990,29991,29993,29992,29992,29993,29993,29994,29994,29995,29995,29996,29996,29996,29996,29997,29997,29998,29998,29999,29999]} 1. e4 e5 2. Nc3 Nf6 3. Bc4 Nc6 4. d3 Bb4 5. Nge2 d5 6. exd5 Nxd5 7. a3 {C28: Vienna Game: 2...Nf6 3 Bc4 Nc6} (7. O-O Bxc3 8. bxc3 Be6 9. Bxd5 Qxd5 10. c4 Qd7 11. Ba3 O-O-O 12. Rb1 e4 13. Nf4 Bf5 14. Nd5 Rhe8 15. Qd2 {½-½ (43) Nakamura,H (2777)-So,W (2780) chess.com INT 2018}) 7... Nxc3 8. Nxc3 Bc5 (8... Bxc3+ $11 9. bxc3 Qd6) 9. O-O $146 {White is slightly better.} (9. Qh5 $5 {[%cal Rh5f7]} g6 10. Qd1 $14) ({Predecessor:} 9. Ne4 Be7 10. O-O Bf5 11. Be3 O-O 12. Nc5 Nd4 13. Nxb7 Qb8 14. Bxd4 exd4 {1-0 (71) Hamdouchi,H (2555)-Maalla,A Ronde 1995}) 9... Qh4 10. Ne4 Bg4 11. Qe1 Bb6 12. Bg5 (12. a4 $1 $16) 12... Qh5 $11 {White must now prevent ...f5.} 13. Be3 $36 {[%mdl 2048] Black is under pressure.} Nd4 (13... O-O-O $14) 14. Ng3 $1 $16 {[%cal Rg3h5]} Ne2+ 15. Qxe2 $1 Bxe2 16. Nxh5 Bxf1 $2 (16... Bxh5 17. Bxb6 axb6) 17. Rxf1 O-O 18. Bxb6 axb6 19. f4 exf4 20. Nxf4 c6 21. Ne2 g6 22. Ng3 Kg7 23. Ne4 f6 24. g4 h6 25. Ng3 Rfe8 26. h4 Ra4 {Black wants to play ...b5.} 27. b4 Rxa3 28. h5 $1 Ra4 29. hxg6 Kxg6 30. Nh5 (30. Ne4 $142 Rxb4 31. Rxf6+ Kg7 32. Rf7+ Kg6 33. Rf4) 30... Rxb4 31. Nxf6 (31. Rxf6+ $16 Kg5 32. Kf2) 31... Rf8 32. Ne4 Rxf1+ 33. Kxf1 Rb2 34. Bb3 Rb1+ 35. Kf2 b5 36. Ke3 Rg1 37. Be6 b4 38. Bf5+ Kg7 39. d4 b6 40. Bd7 c5 41. dxc5 bxc5 42. Nxc5 Rg3+ (42... Kf6 $1 $14) 43. Kd2 ({Better is} 43. Kd4 $16) 43... Rc3 44. Nd3 Rc4 45. Be6 Rc6 46. Bd5 Rb6 47. Kc1 Kf6 48. Kb2 Rd6 (48... Kg5 $16) 49. Nxb4 $18 Kg5 $2 (49... Ke5 50. c4 Kd4 51. Nc2+ Ke5) 50. Bf3 $2 (50. c4 $18) 50... Kf4 $16 51. Be2 ({White should try} 51. Bc6 $16) 51... Ke3 (51... Rd4 $1 $14) 52. Bb5 (52. Bd3 $1 $16) 52... Rd4 $11 53. c4 Rxg4 54. Kc3 Rg5 55. Bc6 h5 56. Nd5+ Ke4 57. c5 h4 58. Kc4 h3 59. Nc3+ {[%mdl 64] Discovered Attack (Double check)} Ke5 60. Bd5 Rg4+ 61. Kb5 h2 {[%mdl 1024] aiming for ...Rg3. Black has compensation.} 62. c6 {c7 is the strong threat.} Rg3 63. Ne2 Rg7 (63... Rd3 {keeps more tension.} 64. Bh1 Kd6 65. Kc4 Rd1 66. Be4 h1=Q) 64. Kc5 Rh7 65. Bh1 Rg7 66. Bd5 Rg8 {[#]} (66... Ra7 $11 67. Nd4 Ra5+ 68. Nb5 Rxb5+ $1 {[%mdl 512]} 69. Kxb5 Kxd5) 67. Nd4 $1 $16 {[%cal Rd4f3]} Kf4 $2 {[%mdl 8192]} (67... Kf6 $16 68. c7 Rg5) 68. c7 $18 Rc8 69. Kd6 {White mates.} Kg3 70. Kd7 Rh8 71. c8=Q Rxc8 72. Kxc8 Kf2 73. Nf5 Kg1 74. Ng3 Kf2 {[#]} 75. Nh1+ $1 Ke3 76. Kd7 Kf4 77. Ke6 Kg4 78. Ke5 Kg5 79. Bf3 Kg6 80. Ng3 h1=Q 81. Bxh1 Kg5 82. Bf3 Kg6 83. Ne4 Kf7 84. Kd6 Kg6 85. Ke6 Kg7 86. Bh5 Kh6 87. Bf7 Kg7 88. Ke7 Kh6 89. Kf6 Kh7 90. Bg6+ Kg8 91. Ng5 Kh8 92. Nf7+ Kg8 93. Bf5 Kf8 94. Bh7 Ke8 95. Ne5 Kd8 96. Ke6 Kc7 97. Nd7 Kc6 98. Bd3 Kc7 99. Bb5 Kd8 100. Nb6 Kc7 101. Nd5+ Kb8 102. Kd6 Kc8 103. Ke7 Kb7 104. Kd7 Kb8 105. Ba6 Ka7 106. Bc8 Kb8 107. Kd8 Ka7 108. Kc7 Ka8 109. Nb4 Ka7 110. Nc6+ Ka8 111. Bb7# {Accuracy: White = 53%, Black = 40%.} 1-0

[Event "4Springare Autumn-IM 2019"]
[Site "Stockholm"]
[Date "2019.10.24"]
[Round "9.5"]
[White "Poley, Vladimir"]
[Black "Papunidi, Matvey"]
[Result "1/2-1/2"]
[ECO "A30"]
[WhiteElo "2298"]
[BlackElo "2083"]
[Annotator "TA"]
[PlyCount "85"]
[EventDate "2019.10.19"]
[EventType "tourn"]
[EventRounds "9"]
[EventCountry "SWE"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,85,40,42,44,45,48,42,43,47,63,25,47,44,53,45,49,37,37,0,38,39,45,38,45,49,51,41,79,70,74,66,81,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-50,-50,-51,-51,-51]} 1. Nf3 Nf6 2. c4 c5 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. d4 cxd4 8. Qxd4 d6 9. e4 O-O 10. Qe3 a6 11. Nd4 Qc7 12. b3 Nc6 {A30: Symmetrical English: Double Fianchetto and Hedgehog} 13. Bb2 h6 14. Nc2 Ne5 {[%cal Bc6e5,Be5d7,Bd7c5][%mdl 32] White is slightly better.} 15. Qe2 Rac8 16. Rad1 Rfe8 17. Rd2 Ned7 18. Rfd1 Qb8 19. h3 Qa8 20. Kh2 Nc5 $146 {[%cal Rc5e4]} (20... b5 $5) 21. f3 Rc7 22. Qf2 Qb8 23. Bf1 Rd8 24. Qe3 a5 25. Nd4 Rcd7 26. a3 Nh5 27. b4 (27. f4 $16) 27... axb4 $11 28. axb4 d5 29. e5 (29. bxc5 $2 Qxg3+ 30. Kh1 Bg5 $19) 29... Ne4 $1 {[%cal Re4g3]} 30. fxe4 Bg5 $1 {[%cal Rg5e3]} 31. Qf3 dxe4 $1 32. Qxh5 Bxd2 33. Rxd2 e3 34. Rc2 $1 Rxd4 35. Bc1 $1 {[%cal Rc1e3]} Qc7 $36 {[%mdl 2048] Black fights for an advantage.} 36. b5 $1 ({Wrong is} 36. Bxe3 $2 Rxc4 37. Bxc4 Qc6 $19) 36... Rxc4 37. Bxc4 Qxc4 38. Qe2 Qb3 $1 {[#] ...Bf3! is the strong threat.} 39. Bxe3 {And now Rc1 would win.} Bf3 $1 {[%cal Rf3e2]} 40. Qf2 {Black must now prevent Rc1.} Rd3 41. Bxb6 {Strongly threatening Ba5.} ({Much worse is} 41. Qxf3 Qxc2+ 42. Ne2 Rd5 $19) (41. Rc1 $5 {[%cal Rf2f3]} Bb7 42. Qe1 $11 (42. Bxb6 Rxc3 43. Rxc3 Qxc3 $17)) 41... Rxc3 42. Rxc3 Qxc3 43. Bd4 {Accuracy: White = 59%, Black = 80%.} 1/2-1/2

