[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.08"]
[Round "1"]
[White "Chandra, Akshat"]
[Black "Paragua, Mark"]
[Result "1/2-1/2"]
[ECO "C65"]
[WhiteElo "2510"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "82"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,82,25,24,17,9,11,11,0,0,0,0,0,0,0,18,14,21,18,21,12,19,8,15,6,5,3,10,6,14,-42,-29,-50,5,-33,-20,-16,0,0,0,0,31,32,128,148,153,174,167,166,160,175,168,161,215,198,410,220,237,230,225,238,202,24,28,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (6. O-O {keeps more tension.} Bd6 7. Nbd2 Be6 8. b3 Nd7 9. Nc4) 6... Be6 7. O-O Nd7 8. Nb3 (8. a4 {with more complications.} a5 9. b3 O-O 10. h3 Nb6 11. Ba3) 8... Bb6 9. Ng5 Bxb3 10. axb3 f6 11. Nf3 {[%cal Bg5f3,Bf3d2,Bd2c4][%mdl 32]} Nc5 12. Nd2 O-O 13. Nc4 Ne6 {[#]} 14. b4 $146 Qe7 15. Bd2 Kh8 16. Kh1 c5 17. bxc5 Bxc5 18. Qg4 Nd4 19. Rac1 (19. Ne3 $11) 19... b5 $15 20. Ne3 c6 (20... a5 $15) 21. f4 exf4 22. Rxf4 g6 23. Rcf1 a5 24. Qd1 Ne6 25. R4f3 Ng5 {[#]} (25... Bxe3 $14 26. Bxe3 a4) 26. Rxf6 $3 $16 {[%mdl 512]} Bxe3 (26... Rxf6 $2 {perishes.} 27. Bc3 $18) (26... Qxf6 27. Rxf6) 27. Rxf8+ Rxf8 28. Rxf8+ Qxf8 29. Bxe3 Ne6 30. d4 Qb4 (30... Kg8 $142 31. c3 Qf6) 31. h3 $18 a4 $2 (31... Kg8 {keeps fighting.} 32. c3 Qd6) 32. Qf3 (32. d5 $142 Qd6 33. Qf3 cxd5 34. exd5) 32... Kg8 33. d5 cxd5 34. exd5 Ng7 {[#]} 35. d6 $2 ({White has to play} 35. c3 $1 $18 {[%cal Rc3b4]} Qe7 36. Kh2) 35... Qxd6 $11 36. Qa8+ (36. Bf4 $5 {[%cal Rf4d6]} Qf8 37. Qd5+ Qf7 38. Qd2 $14) 36... Kf7 {The position is equal.} 37. Qb7+ Qe7 38. Qd5+ Qe6 39. Qb7+ Qe7 40. Qd5+ Qe6 41. Qb7+ Qe7 {Precision: White = 47%, Black = 53%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.08"]
[Round "1"]
[White "Khamrakulov, Djurabek"]
[Black "Bartholomew, John"]
[Result "1-0"]
[ECO "B89"]
[WhiteElo "2496"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,109,0,-35,0,0,0,0,0,0,0,0,0,0,0,0,2,0,12,2,11,0,0,0,13,-8,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,-12,-17,-9,0,0,0,-20,-20,-20,-20,-18,-7,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,8,8,8,325,8,402,402,2277,1897,4787,4787,29981,29982,29987,29988,29988,29989,29989,29990]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Be3 Bd7 8. Qe2 a6 9. a4 Be7 10. Rd1 Qc7 11. O-O O-O 12. Kh1 Rac8 13. Ba2 {LiveBook: 8 Partien} Nb4 {B88: Sizilianisch (Sosin-Angriff)} (13... Rfe8 14. f4 Nxd4 15. Rxd4 Bc6 16. f5 e5 17. Rc4 b5 18. axb5 axb5 19. Nxb5 Bxb5 20. Rxc7 Bxe2 21. Rxc8 Rxc8 {0-1 (30) Ciobanu,A (2210)-Parligras,M (2559) Iasi 2014}) 14. Bb3 d5 15. Bg5 {Droht stark e5.} dxe4 {Die Stellung ist ausgeglichen.} 16. Nxe4 Nbd5 $1 17. Nxf6+ Bxf6 18. Bxf6 Nxf6 19. Rfe1 $146 ({Vorgänger:} 19. f4 Qa5 20. Qf3 Bc6 21. Nxc6 Rxc6 {0-1 (41) Stahnecker,L (2170)-Richter,L (2118) Hannover 2013}) 19... Qa5 20. Qd2 Qxd2 (20... Qb6 {is interesting.} 21. Qe3 Rfd8 22. Kg1 h6 23. h3 Bc6) 21. Rxd2 Rfd8 22. c3 Kf8 23. Ree2 Ne8 24. Nf3 Nf6 25. Ne5 Be8 26. f4 b5 27. axb5 Bxb5 28. c4 {Droht Txd8+ und aus.} Be8 29. Bc2 Nd7 30. Nxd7+ ({Vergiftet wäre} 30. Bxh7 $2 Nxe5 31. fxe5 g6 $19) 30... Rxd7 31. Rxd7 Bxd7 $11 {[%mdl 4096] Endspiel KTL-KTL} 32. Bd3 Ba4 33. Kg1 Bb3 34. Kf2 a5 35. Ke3 Bxc4 36. Rc2 {[#]} Ba6 $1 {[%mdl 512]} 37. Rxc8+ (37. Bxa6 Rxc2) 37... Bxc8 {KL-KL} 38. Kd4 ({Nur nicht} 38. Bxh7 $2 g6 $19) 38... Ke7 39. Kc5 f5 40. Kb5 Kf6 41. Kxa5 e5 42. fxe5+ Kxe5 43. Ba6 Be6 44. Bb7 Bb3 45. Kb4 Bd1 46. Kc4 g5 47. b4 {Schwarz muss nun Kc5 beachten.} g4 $2 {[%mdl 8192] [#]} (47... Kd6 $11) 48. b5 $2 (48. Kc5 $1 $18) 48... f4 $2 {[%mdl 8192]} (48... Kd6 $1 $11 {und Schwarz steht sicher.}) 49. Kc5 $18 f3 {[#]} (49... Ke6 $142 50. Bc8+ Ke7) 50. b6 $1 Be2 {[#]} 51. Bxf3 $1 {[%mdl 512]} gxf3 (51... Bxf3 52. gxf3) 52. b7 {Weiß setzt Matt.} f2 53. b8=Q+ Ke4 54. Qe8+ Kd3 55. Qd7+ {Precision: Weiß = 73%, Schwarz = 46%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.08"]
[Round "1"]
[White "Gurevich, Daniel"]
[Black "Vorontsov, Pavlo"]
[Result "0-1"]
[ECO "A49"]
[WhiteElo "2483"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,116,35,22,16,18,0,-2,-44,-41,-38,-40,-42,-21,-48,-47,-43,-44,-42,-39,-46,-45,-45,-54,-39,-29,-69,-69,-61,-61,-68,-45,-97,-104,-112,-109,-164,-91,-110,-90,-108,-110,-112,-103,-140,-112,-145,-145,-145,-145,-149,-118,-118,-118,-118,-110,-125,-119,-159,-159,-124,-156,-120,-144,-277,-276,-264,-258,-360,-278,-465,-462,-439,-429,-625,-608,-739,-743,-743,-615,-624,-692,-681,-653,-624,-619,-612,-596,-605,-485,-602,-531,-545,-513,-513,-504,-476,-469,-416,-391,-743,-715]} 1. d4 Nf6 2. Nf3 g6 3. g3 d5 4. Bg2 Bg7 5. c4 dxc4 6. Na3 Nc6 7. Nxc4 Be6 8. b3 Bd5 9. O-O O-O {LiveBook: 343 Games} 10. Ba3 {D77: Fianchetto Grünfeld: 6 0-0: Replies other than 6...c6} a5 11. Rc1 Nb4 12. Bxb4 $146 {The position is equal.} ({Predecessor:} 12. Qd2 Ne4 13. Qb2 c6 14. Rfd1 Nd6 15. Nxd6 exd6 16. Qd2 Re8 17. e3 Na6 {1-0 (45) Nikolic,P (2657)-Rowson,J (2494) Istanbul 2000}) 12... axb4 13. Qd2 e6 14. Qxb4 Rxa2 15. Ne3 Rxe2 16. Nxd5 Nxd5 17. Qxb7 Qb8 18. Qa6 Rb2 19. Ne5 Bxe5 20. dxe5 Qxb3 21. Qc4 Qxc4 22. Rxc4 Rd8 $36 {[%mdl 2048] Black has the initiative.} 23. Rd1 Rd7 {[#] ...Ne3! is the strong threat.} 24. Bf3 ({White should try} 24. Bxd5 $15 exd5 25. Rc6) 24... Nb6 $17 25. Rcc1 Rxd1+ 26. Rxd1 {[%mdl 4096] Endgame KRB-KRN} (26. Bxd1 $17 c5 27. h4) 26... Rc2 (26... Nc4 $19 27. Re1 Rb5) 27. Bb7 Kf8 28. Kg2 Ke7 29. Be4 Rc4 30. Bb1 h6 31. h4 g5 32. hxg5 hxg5 33. f3 Nd5 34. Kf2 Nc3 35. Re1 Rb4 36. Bd3 Rb2+ 37. Ke3 Nd5+ 38. Kd4 Rb4+ 39. Kc5 Rb3 40. Be4 (40. Bc4 $17 Rxf3 41. Bxd5 exd5 42. Kxd5) 40... Rc3+ $19 41. Kb5 c6+ {[%cal Bc7c6,Bc6d5][%mdl 32]} 42. Ka6 Kd7 {Strongly threatening ...Ra3+.} 43. Rb1 $2 (43. Ra1) 43... Kc8 {[%cal Rc3a3] [#]} 44. Bxd5 cxd5 {KR-KR} 45. Kb6 (45. Rf1 $142) 45... Kd7 46. f4 g4 47. Rg1 Ke7 48. Kb5 Kf8 49. Kb4 Rf3 50. Kc5 Kg7 51. Kd4 Kg6 52. Rg2 Rf1 53. Ke3 Kf5 54. Kd3 Ra1 55. Ke3 Ra3+ 56. Kd4 {If only White now had time for Rg1....} Kg6 57. Rg1 {White hopes to continue with Rg2.} f6 58. f5+ $2 (58. exf6 Kxf6 59. Rg2) 58... Kxf5 {Precision: White = 42%, Black = 84%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.08"]
[Round "1"]
[White "Boros, Denes"]
[Black "Abrahamyan, Tatev"]
[Result "1-0"]
[ECO "E49"]
[WhiteElo "2445"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "59"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,59,0,50,34,50,54,51,49,50,55,108,102,112,106,168,157,162,171,164,177,184,165,199,75,112,87,119,101,197,197,485,474,29998,29999]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. a3 Bxc3+ 7. bxc3 c5 8. cxd5 exd5 9. Ne2 b6 10. O-O Ba6 11. f3 Bxd3 12. Qxd3 Re8 13. Ng3 Nc6 {[%cal Bb8c6,Bc6a5,Ba5c4][%mdl 32]} 14. Bb2 Rc8 15. Rae1 {E49: Nimzo-Indian: Rubinstein: 5 Bd3 d5 6 a3 Bxc3+ 7 bxc3} Na5 (15... Qc7 16. e4 Ne7 17. e5 Nd7 18. a4 cxd4 19. cxd4 Qc2 20. Qxc2 Rxc2 21. Ba3 g6 22. Rc1 Ra2 23. Bxe7 Rxe7 {½-½ (64) Eljanov,P (2739)-Wang,Y (2737) Baku 2016}) 16. e4 Nc4 17. Bc1 {White is slightly better.} cxd4 18. cxd4 dxe4 (18... Kh8 $14) 19. fxe4 $16 Ng4 {With the idea ...Nce5!} 20. Rf3 b5 $146 (20... Nce5 $16 {is a better defense.} 21. dxe5 Nxe5) ({Predecessor:} 20... Nge5 21. dxe5 Nxe5 22. Qb3 Nxf3+ 23. Qxf3 {1-0 (61) Laukola,I (2094)-Mujunen,M (2182) ICCF email 2016}) 21. h3 $18 Nge5 22. dxe5 Nxe5 23. Qe2 (23. Qxb5 $6 Nxf3+ 24. gxf3 Re6 $16) 23... Nxf3+ 24. Qxf3 Rc2 25. Nh5 (25. Nf5 $18 {is more deadly.}) 25... Re6 26. Rf1 {[%cal Be1f1,Bf1d1,Bd1d8][%mdl 32]} Qd7 27. Be3 $40 {[%mdl 128] White wants a kill.} a5 {[#]} (27... h6 $16) 28. Rd1 $1 {[%cal Rd1d7]} ({But not} 28. Qg4 $2 Rg6 $19) 28... Qe7 $2 (28... Qe8 29. Bd4 Rg6) 29. Qg3 {[%csl Gh5][%cal Rg3g7]} f6 {[#]} (29... Rxg2+ $18 30. Qxg2 Rg6) 30. Rd8+ $1 {[%mdl 512] Precision: White = 65%, Black = 19%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.08"]
[Round "1"]
[White "Tsolakidou, Stavroula"]
[Black "Patel, Advait"]
[Result "1-0"]
[ECO "A48"]
[WhiteElo "2412"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,81,14,15,13,8,-22,-15,-19,-20,-16,-14,-41,-40,-42,-37,-34,0,0,0,0,18,0,0,0,12,0,75,6,33,0,33,0,0,-25,-28,-28,-28,-28,-28,-28,-27,-26,-26,-22,14,8,36,37,120,111,433,423,428,416,507,509,1318,1312,1698,1691,1565,1322,29984,29985,29993,29994]} 1. d4 Nf6 2. Nf3 g6 3. c3 Bg7 4. Bg5 O-O 5. Nbd2 d6 6. e3 c5 7. Bd3 Nc6 8. O-O cxd4 9. exd4 h6 {LiveBook: 11 Partien. A46: Damenbauernspiele} (9... Qc7 10. Re1 a6 11. a4 h6 12. Bxf6 Bxf6 13. Nc4 e5 14. dxe5 dxe5 15. Be4 Rd8 16. Qe2 Ne7 17. Bc2 {0-1 (60) Mamedyarov,S (2762)-Svidler,P (2742) Novi Sad 2016}) 10. Bxf6 Bxf6 11. Ne4 $146 ({Vorgänger:} 11. Re1 e5 12. dxe5 Nxe5 13. Nc4 Be6 14. Ncxe5 dxe5 15. Nxe5 Qb6 16. Qc2 Rad8 17. Nc4 {½-½ (33) Schiendorfer,R (2348)-Johansson,B (2305) ICCF email 2009}) 11... Bg7 {Die Stellung ist ausgeglichen.} 12. d5 Ne5 13. Nxe5 dxe5 14. Qb3 f5 15. Nd2 Kh7 16. Rad1 e6 17. Bc4 exd5 18. Bxd5 Qf6 19. Nc4 Rd8 20. Rd2 ({Falsch wäre} 20. Bxb7 $2 Rb8 $19) 20... Rb8 21. Rfd1 Kh8 (21... b5 $11) 22. a4 ({Lieber} 22. Qa3 $16) 22... b6 23. Qb5 Qe7 24. Qc6 Bf6 25. Bf3 Rxd2 26. Rxd2 e4 27. Be2 Be6 28. Qd6 Re8 29. a5 bxa5 30. Nxa5 Qf7 31. Nc6 Bg5 32. Rd1 f4 {[#]} (32... Bf6 $14) 33. Bb5 $1 $36 {[%mdl 2048] Und weiter mit Se5 wäre nett. Weiss bestimmt, wo es lang geht.} Bg4 $2 {[%mdl 8192]} (33... Qf6 $16) 34. Ne5 $18 Rxe5 35. Qxe5+ Bf6 36. Qb8+ Kg7 (36... Qg8 $142 37. Qxf4 Bxd1 38. Qxh6+ Qh7 39. Qf8+ Qg8 40. Qxf6+ Kh7 41. Qh4+ Kg7 42. Qxe4 Qd8 43. Qb7+ Kh6 44. Qxa7 Bb3) 37. Ra1 e3 38. Rxa7 {[#] Droht Matt per Lc4.} exf2+ 39. Kxf2 Be7 40. Qe5+ Kh7 41. Rxe7 {Precision: Weiß = 63%, Schwarz = 34%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "2"]
[White "Paragua, Mark"]
[Black "Gurevich, Daniel"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2513"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,83,72,9,109,6,27,27,28,24,54,54,56,61,55,60,63,-2,83,83,83,84,81,85,152,69,79,74,63,66,74,75,63,58,58,68,85,87,92,76,79,81,116,94,91,82,110,83,83,83,83,77,190,197,176,159,178,159,169,185,267,251,261,241,245,225,576,350,5233,5233]} 1. d4 d5 2. Nf3 Nf6 3. c4 dxc4 4. Nc3 a6 5. e4 {[%cal Be2e4,Be4e5][%mdl 32]} b5 6. e5 Nd5 7. a4 e6 8. axb5 Bb4 {[#] D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} 9. Qc2 $1 {LiveBook: 27 Games} ({Much weaker is} 9. Bxc4 Nxc3 10. bxc3 Bxc3+ 11. Bd2 Bxa1 $17) 9... Bb7 $146 (9... Nb6 $1 $11) ({Find the theoretical novelty and annotate with similar games:} 9... Nb6 10. Qe4 Qd5 11. Qg4 axb5 12. Rxa8 Qxa8 13. Be2 Kf8 14. O-O Bxc3 15. bxc3 h6 16. Qh4 {½-½ (37) Grischuk,A (2764)-Karjakin,S (2775) Moscow 2012}) 10. bxa6 (10. Bxc4 $16 {0-0 is the strong threat.} Nb6 11. Be2) 10... Rxa6 {The position is equal.} 11. Rxa6 Bxa6 12. Be2 c5 13. O-O h6 14. Nxd5 exd5 15. Be3 $1 O-O 16. Rd1 ({White should try} 16. dxc5 $14 Qe7 17. Nd4) 16... Qc7 (16... Qb6 $11 {keeps the balance.}) 17. dxc5 $16 Bxc5 18. Rxd5 Bxe3 19. fxe3 Nc6 (19... Nd7 $142) 20. Bxc4 (20. Rc5 $16 Qb6 21. Bxc4 Bxc4 22. Qxc4) 20... Nb4 $14 21. Rc5 $1 {[%cal Rc5c7]} Nxc2 22. Rxc7 Bxc4 23. Rxc4 Nxe3 $16 {[%mdl 4096] Endgame KRN-KRN} 24. Rb4 Rc8 25. Kf2 Nf5 26. Ke2 Rc2+ 27. Nd2 Rc5 28. Re4 Kf8 29. b4 Rd5 30. Nf3 Ke8 31. Rc4 Kd7 32. g4 Ne7 33. Ke3 f6 {[#]} (33... Rd1 $16) 34. Ke4 $1 $18 fxe5 35. Nxe5+ Ke6 36. Nd3 Rg5 37. h3 Nd5 (37... Kd6 {keeps fighting.} 38. Kd4 Nc6+ 39. Kc3 Rb5) 38. Rc6+ Kd7 39. Rc5 Kd6 40. Ra5 h5 $2 (40... Nc3+ 41. Kd4 Nb5+ 42. Kc4 Kc6 43. Ra6+ Kb7) 41. Ra6+ Kd7 $2 (41... Kc7 42. h4 Nc3+ 43. Kd4 Nb5+ 44. Kc4 Rxg4+ 45. Kxb5 Rxh4 46. Ra7+ Kd6 47. Rxg7 Rd4) 42. Ne5+ {Precision: White = 69%, Black = 37%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "2"]
[White "Khamrakulov, Djurabek"]
[Black "Tsolakidou, Stavroula"]
[Result "0-1"]
[ECO "A17"]
[WhiteElo "2496"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,90,-3,19,10,42,0,0,0,0,-4,23,-7,39,-29,-24,-39,-13,-39,-43,-77,-43,-91,-64,-104,-96,-228,-214,-198,-200,-336,-288,-331,-321,-324,-331,-314,-292,-294,-118,-122,-121,-199,-190,-182,-189,-192,-182,-181,-190,-287,-293,-293,-293,-288,-281,-271,-277,-318,-306,-301,-314,-324,-326,-1204,-1198,-1191,-1170,-1137,-1025,-999,-988,-972,-958,-937,-942,-942,-936,-906,-906,-839,-818,-725,-58]} 1. Nf3 Nf6 2. c4 e6 3. Nc3 Bb4 4. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} O-O 5. g5 Ne8 {LiveBook: 43 Games} 6. Bg2 {A17: English Opening: 1...Nf6 with ...Bb4} c5 7. Qc2 Nc6 $146 ({Predecessor:} 7... d5 8. h4 Nc6 9. cxd5 exd5 10. a3 Bxc3 11. dxc3 Nd6 12. Bf4 Bf5 {1-0 (25) Iturrizaga Bonelli,E (2641)-Riff,J (2499) Berlin 2015}) 8. a3 {The position is equal.} Ba5 9. h4 f5 10. O-O e5 11. e3 (11. b4 $14 cxb4 12. axb4 Bxb4 13. Nd5) 11... d6 $11 12. d3 Be6 13. Bd2 Qd7 14. Kh2 Rb8 15. Rad1 a6 16. Bc1 Qf7 17. Rg1 (17. Ng1 $17 {was worth a try.}) 17... Bxc3 $19 18. bxc3 Qh5 19. Bh1 (19. Rh1 $142) 19... Ne7 20. Kg2 Ng6 21. Kf1 f4 (21... Nxh4 22. Nxh4 Qxh4 23. f4 $17) 22. exf4 Bg4 (22... Nxh4 23. Nxh4 Qxh4 24. Qe2 $15) (22... Nxf4 23. Rg3 $19) 23. Qe2 {If only White now had time for Rxg4....} Nxh4 (23... Nxf4 $19 {has better winning chances.} 24. Bxf4 Rxf4) 24. Rxg4 $17 Qxg4 25. Nxh4 (25. Ng1 $17 Qxe2+ 26. Nxe2) 25... Qxh4 $19 {[%cal Rh4h1]} 26. Bd5+ Kh8 27. fxe5 Nc7 $1 $40 {[%cal Rc7d5,Be8c7,Bc7e6,Be6f4][%mdl 160] Black goes for the king.} 28. Be4 {[#]} Ne6 $1 (28... dxe5 29. Kg2 $11) 29. Kg2 (29. exd6 $142 Nxg5 30. Bxg5 Qxg5 31. d4) 29... Nf4+ ({Worse is} 29... dxe5 30. Rh1 $16) 30. Bxf4 Rxf4 31. Rh1 Qxg5+ 32. Kf1 h6 ({Less strong is} 32... Qxe5 33. Rxh7+ Kg8 34. Rh5 $17) 33. exd6 Rbf8 {Threatens to win with ...Qg3.} 34. Rh2 Qe5 {Strongly threatening ...Rxe4.} 35. Bxb7 Qxd6 ({Don't play} 35... Qxc3 36. d7 $19) 36. f3 $2 (36. Bd5) 36... Rb8 {Black is clearly winning.} 37. Bd5 Rb1+ 38. Kf2 Qb8 39. Ke3 Rf8 {( -> ...Qf4+)} 40. d4 Re8+ 41. Be4 cxd4+ 42. Kxd4 Qd6+ 43. Ke3 {[#]} Rxe4+ $1 {[%mdl 512]} 44. fxe4 (44. Kxe4 Rb7) 44... Qg3+ 45. Kd4 {[#]} Ra1 $2 {Precision: White = 32%, Black = 69%.} (45... Rd1+ $1 $19 {[%mdl 512]} 46. Qxd1 Qd6+ 47. Ke3 Qxd1) 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "2"]
[White "Patel, Advait"]
[Black "Boros, Denes"]
[Result "1-0"]
[ECO "C72"]
[WhiteElo "2478"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "165"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,165,23,65,0,19,0,0,0,-10,-16,4,0,21,8,6,0,6,-4,29,21,31,18,27,16,30,12,14,9,16,0,14,0,-3,-31,-37,-26,-20,-28,-24,-27,-19,-33,-27,-33,-28,-34,-29,-24,0,0,49,24,175,171,169,163,228,124,137,69,80,80,62,57,170,93,104,114,206,87,270,277,356,230,235,206,193,139,141,139,137,138,150,166,159,154,140,154,152,0,0,-124,-132,-132,-113,-129,-119,-118,6,6,6,6,0,0,31,43,60,0,42,26,33,41,39,29,104,100,183,204,349,341,429,429,393,495,414,347,620,609,707,708,716,637,29970,29973,29968,6520,29972,29973,29971,29973,29978,29980,29979,29981,29983,29984,29984,29983,29986,29987,29987,29988]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3][%mdl 32]} a6 4. Ba4 d6 5. O-O b5 6. Bb3 Na5 7. d4 exd4 {C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann} 8. Qxd4 (8. Nxd4 Bb7 9. a4 c5 10. Qf3 Nf6 11. Nf5 g6 12. Nh6 Nxb3 13. Qxb3 Qd7 14. axb5 axb5 15. Rxa8+ Bxa8 16. Re1 Bxh6 17. Bxh6 {1-0 (35) Wang,H (2709)-Vallejo Pons,F (2707) Riadh 2017}) 8... Bb7 {LiveBook: 7 Games} 9. c4 Nf6 {The position is equal.} 10. Nc3 $146 ({Predecessor:} 10. e5 c5 11. Qe3 dxe5 12. Nxe5 Be7 13. cxb5 O-O {0-1 (38) Vrana,L (2223)-Anokhin,Y (2393) ICCF email 2016}) 10... Be7 11. Bf4 O-O 12. Rfe1 Nh5 13. Bd2 Nf6 14. Rad1 b4 15. Na4 Nd7 16. Bc2 Nc6 (16... Ne5 {looks sharper.} 17. Nxe5 dxe5 18. Qxe5 Nxc4 19. Qf4 Nxd2 20. Rxd2 Bg5) 17. Qe3 Re8 18. Bc1 Qc8 19. b3 Nde5 20. h3 Nxf3+ 21. Qxf3 Ne5 22. Qg3 Ng6 23. Be3 Bc6 24. Nb2 Bh4 25. Qf3 Bf6 26. Bd4 Bxd4 27. Rxd4 Qe6 28. Qe3 Qf6 29. Nd3 Nh4 30. e5 $1 {[%cal Re5f6]} dxe5 31. Rg4 Bd7 32. Re4 $1 $36 {[%cal Rd3e5][%mdl 2048] White has the initiative.} Nf5 33. Qd2 {[%cal Rd3e5]} Nh4 $2 (33... Bc6 $1 $11 {and Black has nothing to worry.} 34. Rxe5 Red8) 34. Nxe5 $18 ({Don't play} 34. Rxe5 $6 a5 $14) 34... Be6 35. Qxb4 Red8 (35... Bf5 {keeps fighting.}) 36. c5 (36. R4e2 $18) 36... Ng6 37. Nc6 (37. Nxg6 $16 hxg6 38. Qa5) 37... a5 $1 $14 {[%cal Ra5b4]} 38. Nxa5 Rdb8 39. Qa4 $1 {Black must now prevent R4e3.} Qb2 (39... Qc3 $14 40. b4 Bf5) 40. R1e2 (40. b4 $18) 40... Qc1+ 41. Kh2 Nf8 (41... Qg5 $16 {might work better.}) 42. b4 (42. R4e3 $18) 42... Qg5 $2 (42... Bd7 $16 43. c6 Bf5) 43. Qa3 Qf6 {and the idea ...Bd5 leaves Black hopeful.} 44. Qe3 Bd5 45. Rf4 Qg5 {[%csl Gd5][%cal Rg5g2]} 46. Qg3 ({Better is} 46. Rg4 $18 Qxe3 47. Rxe3) 46... Qxg3+ $16 47. fxg3 {aiming for Rd2.} Ne6 48. Rg4 h5 49. Rh4 g5 50. Rxh5 {Hoping for a3.} Rxb4 51. Nb3 $1 Rba4 52. Re5 $2 (52. Bf5 $1 $16) 52... c6 $11 53. Nc1 (53. Re2 $11) 53... Rc4 $17 {[%mdl 1024] Black has strong compensation.} 54. Re2 Nd4 $1 {[%cal Rd4e2]} 55. Bh7+ Kg7 56. Re1 {[#]} Rh8 ({Black should play} 56... f5 $1 $17 57. h4 Rc2 58. Bxf5 Nf3+ 59. Kh1 Nxe1 60. Rxg5+ Kf6 61. Bxc2 Nxc2) 57. Bd3 $1 $11 Rxc1 $1 ({Of course not} 57... Rxh5 58. Bxc4 Bxc4 59. Re4 $16) 58. Rxg5+ Kf6 59. Rxd5 $1 Nf3+ 60. gxf3 Rxe1 $14 {[%mdl 4096] Endgame KRR-KRB} 61. Rd4 ({White should try} 61. Rf5+ $14 Kg7 62. g4) 61... Rb8 {( -> ...Rb2+)} 62. g4 Rb2+ 63. Kg3 Rd2 64. Rf4+ Ke7 (64... Kg7 $11 65. Be4 Rg1+ 66. Kh4 f6) 65. Be4 $16 Rxa2 (65... Rc1 $16 {was called for.}) 66. Bxc6 $18 Ra5 (66... Rg1+ {was necessary.} 67. Kh4 Rc2) 67. Bd5 f6 68. Rc4 Kd8 {[#]} 69. Be4 $1 Rg1+ 70. Kh2 Rd1 $2 (70... Raa1 71. c6 Kc7) 71. h4 {[%cal Bh3h4,Bh4h5,Bh5h6,Bh6h7][%mdl 32]} Raa1 72. Kg3 Kc7 73. Kf4 Rac1 74. Rxc1 Rxc1 {KR-KB} 75. c6 Rc5 76. h5 {White mates.} Kd6 77. h6 Re5 78. h7 Re8 79. Kf5 Rf8 80. Kg6 Ke7 81. Bd5 f5 82. Bg8 Rf6+ 83. Kg5 {Precision: White = 64%, Black = 40%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "2"]
[White "Bartholomew, John"]
[Black "Vorontsov, Pavlo"]
[Result "1/2-1/2"]
[ECO "E16"]
[WhiteElo "2472"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,92,0,0,30,30,28,28,29,32,31,18,27,22,26,23,20,0,0,0,-14,-9,-14,-19,22,22,52,42,41,40,60,22,25,36,34,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 Bxc3 7. Bxc3 Ne4 8. Rc1 d6 9. Bg2 Nxc3 10. Rxc3 O-O 11. d5 Nb8 12. O-O e5 13. Nd2 {LiveBook: 52 Games} b6 {E11: Bogo-Indian} (13... a5 14. c5 Na6 15. cxd6 cxd6 16. Nc4 Qd8 17. Qb3 Nc5 18. Qb6 Na4 19. Qxd6 Nxc3 20. bxc3 Qxd6 21. Nxd6 f6 22. c4 b6 23. Rb1 Ra6 24. Nxc8 Rxc8 25. d6 Rd8 26. Bb7 Ra7 27. Bd5+ {1-0 (27) Gupta,A (2643)-Amin,B (2608) Dubai 2012}) 14. e4 a5 15. f4 Na6 $146 {White has an edge.} ({Find the theoretical novelty and annotate with similar games:} 15... Nd7 16. f5 f6 {½-½ (28) Silman,J (2355)-Rupel,D Seattle,WA 1985}) 16. f5 f6 17. g4 Nc5 18. h4 Bd7 19. Rg3 b5 20. cxb5 Bxb5 21. Rff3 Rab8 22. Ra3 a4 23. Rac3 Ba6 24. b3 axb3 25. Nxb3 Nxb3 26. Rxb3 Rb6 27. Rxb6 cxb6 28. Qa4 Ra8 29. Qc6 Qd8 $1 {The position is equal.} 30. Rb3 Be2 31. Rxb6 Rxa2 32. Qxd6 Qxd6 33. Rxd6 {g5 is the strong threat.} Bxg4 $11 {[%mdl 4096] Endgame KRB-KRB} 34. Bf1 {[#] And now Rd8+ would win.} Be2 {Threatens to win with ...Ra1.} 35. Bg2 h5 36. Rd8+ Kf7 37. Rd7+ Kf8 38. Rb7 Rd2 39. Rb8+ Kf7 40. Rb7+ Kg8 41. Rb8+ Kh7 42. Kf2 Bg4+ 43. Kg3 Rd3+ 44. Kf2 Rd2+ 45. Kg3 Rd4 46. Kf2 Rd2+ {Precision: White = 69%, Black = 75%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "2"]
[White "Abrahamyan, Tatev"]
[Black "Chandra, Akshat"]
[Result "1-0"]
[ECO "C50"]
[WhiteElo "2332"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,119,47,38,34,31,35,35,41,35,31,10,11,10,12,0,0,0,0,-1,0,-24,11,0,7,0,0,0,25,0,8,0,19,0,9,0,0,0,0,0,0,0,0,0,0,0,341,169,225,225,222,180,183,96,150,164,166,150,184,43,115,40,47,21,20,22,90,51,237,211,293,286,252,181,488,488,488,480,4694,2547,29979,29980,29978,29979,11064,1876,1738,1832,29978,29979,29977,29978,29989,29990,29990,29991,29991,29992]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a6 7. Bb3 Ba7 8. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3,Bg3f5][%mdl 32]} O-O 9. h3 h6 10. Re1 Nh5 11. Nf1 Qf6 12. Be3 Nf4 13. Ng3 {LiveBook: 63 Games. C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} (13. d4 Ne7 14. Ng3 Neg6 15. Bc2 Nh4 16. Nxh4 Qxh4 17. Qf3 g6 18. Bxf4 Qxf4 19. Qxf4 exf4 20. Ne2 f3 21. Ng3 c5 22. d5 Re8 23. h4 fxg2 24. Kxg2 {1-0 (50) Ganguly,S (2668)-Kayumov,S (2505) Doha 2016}) 13... Bxe3 14. fxe3 Ng6 15. Rf1 {White is slightly better.} Qd8 16. Nf5 Be6 17. Qe1 Bxb3 $146 ({Predecessor:} 17... Nce7 18. Nh2 d5 19. Qg3 dxe4 20. Bxe6 fxe6 21. Nxe7+ Nxe7 22. Rxf8+ Qxf8 23. dxe4 {1-0 (41) Palit,S (2411)-Bru Rullo,L (2152) Barcelona 2014}) 18. axb3 Nge7 19. Nh2 Nxf5 20. exf5 f6 $1 21. e4 d5 22. Qe2 Rf7 {[%cal Bf8f7,Bf7d7,Bd7d3][%mdl 32]} 23. Nf3 Rd7 24. g4 Qe7 25. h4 Rad8 26. Kh1 dxe4 27. dxe4 Rd3 28. Rg1 Qf7 29. Rg3 Qxb3 30. Rag1 Rd1 31. g5 $1 {[%cal Rg5f6]} Rxg1+ 32. Rxg1 hxg5 33. hxg5 Kf7 34. Qh2 {aiming for gxf6.} Rd1 $2 {[%mdl 8192] [#]} (34... Rf8 $11) 35. Nxe5+ (35. gxf6 Rxg1+ 36. Nxg1 (36. Qxg1 gxf6 37. Qg6+ Ke7 $17) 36... gxf6 $17) (35. g6+ $142 $1 Ke7 36. Qh8 Rxg1+ 37. Kxg1 (37. Nxg1 Qc4 $14) 37... Qb6+ 38. Kg2 (38. Kh1 Kd7 $16)) 35... Nxe5 (35... Kg8 $142 36. Nxc6 Rxg1+ 37. Qxg1 Qc2) 36. Qh5+ $18 Ke7 37. gxf6+ gxf6 38. Rxd1 {[%mdl 4096] Endgame KQR-KQN} (38. Qxd1 $18 Qf7 39. Rg3) 38... Qa4 ({Black should try} 38... Qc4) 39. Qe2 $16 Qe8 40. Kg1 Qh8 41. Qe3 (41. Qg2 $18) 41... Qg8+ {[#]} (41... Qh4 $14 42. Rf1 Nc4 43. Qc5+ Ke8) 42. Kf1 (42. Kh1 $1 $16 {White wants to mate with Qc5+.} Qg4 43. Rg1 (43. Qc5+ Ke8 $11) 43... Qh5+ 44. Kg2) 42... Qg4 $1 $14 {[%cal Rg4d1]} 43. Rd2 {Threatens to win with Kf2.} (43. Rd4 {keeps more tension.} b6 44. b4 a5 45. Kf2 Qg8 46. Qg3) 43... b6 {...Nc4 is the strong threat.} 44. Re2 c5 (44... Kd7 $11) 45. Ke1 Qh4+ $2 ({Black should play} 45... a5 $14) 46. Kd1 $18 Qh1+ 47. Kc2 Qa1 {intending ...Qa4+.} 48. Qd2 c4 $2 (48... Qa2 49. Qd5 Qxd5 50. exd5 c4) 49. Qd5 Qa4+ 50. Kd2 Qb3 (50... Qd7 $142 51. Qxd7+ Kxd7) 51. Qe6+ Kf8 52. Qxf6+ Nf7 53. Kc1 Qa4 54. Qxb6 (54. Rh2 $142 Qa1+ 55. Kc2 Qa4+ 56. Kd2) 54... Qa1+ 55. Kd2 {Rg2 would kill now.} Qb1 56. Qb8+ {White mates.} Ke7 57. f6+ Kxf6 58. Rf2+ Kg7 59. Qg3+ Kf8 60. Qd6+ {Precision: White = 44%, Black = 42%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "3"]
[White "Vorontsov, Pavlo"]
[Black "Paragua, Mark"]
[Result "0-1"]
[ECO "A05"]
[WhiteElo "2559"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "44"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,43,33,40,-18,-24,-120,-120,-162,-161,-170,-156,-336,-335,-286,-302,-500,-563,-629,-655,-639,-509,-1019,-944,-1044,-1021,-29999]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qb3 Nb6 6. d4 Bg7 7. Bf4 O-O 8. e3 Be6 {D90: Grünfeld: 4 Nf3 Bg7 sidelines} 9. Qa3 Nc6 (9... N8d7 10. Rd1 c6 11. Ng5 Bd5 12. e4 e5 13. dxe5 Re8 14. Nf3 Nxe5 15. Bxe5 Bxe5 16. Nxe5 Rxe5 {½-½ (24) Jakovenko,D (2709)-Grischuk,A (2742) Sharjah 2017}) 10. Bb5 Nd5 {[%cal Bb6d5,Bd5f4,Bf4g2][%mdl 32] LiveBook: 6 Games. White is slightly better.} 11. Bxc6 $146 ({Better is} 11. Bg3 $14) ({Predecessor:} 11. Bg3 Ncb4 12. Rc1 Nxc3 13. bxc3 Nd5 14. Be2 Nf6 {1-0 (28) Karpov,A (2623)-Mchedlishvili,M (2609) Germany 2014}) 11... Nxf4 $11 12. Be4 (12. exf4 $11 {keeps the balance.} bxc6 13. O-O) 12... Nxg2+ $17 13. Kd2 {[#]} f5 $1 {[%cal Rf5e4]} 14. Bxb7 {[#] Black must now prevent Ng5.} f4 $1 {[%cal Rf4e3] Strongly threatening ...fxe3+.} (14... Rb8 15. Ng5 $16) 15. Rhg1 $2 (15. Ng5 $17 fxe3+ 16. fxe3 Bxd4 17. Nxe6 Bxe3+ 18. Kc2 Qd2+ 19. Kb3) 15... fxe3+ 16. fxe3 Rb8 17. Qxa7 $2 (17. Rxg2 Rxb7 18. Ng5) 17... c5 $19 18. Qa6 Bc8 19. Bxc8 Rxf3 20. Be6+ (20. Rxg2 $142 Rxb2+ 21. Kc1 Rxg2 22. Qa8) 20... Kh8 21. Rxg2 Rxb2+ 22. Kd3 Qxd4# {Precision: White =  9%, Black = 82%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "3"]
[White "Chandra, Akshat"]
[Black "Patel, Advait"]
[Result "1/2-1/2"]
[ECO "C77"]
[WhiteElo "2510"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,102,32,16,18,0,6,0,17,0,0,0,0,0,0,0,0,0,0,0,-4,0,33,43,52,50,43,50,68,24,41,22,31,21,45,27,36,31,20,21,35,23,25,12,50,48,74,53,31,57,48,43,135,88,122,108,122,122,125,148,131,133,171,175,229,240,208,222,185,62,164,69,67,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 d6 6. c3 g6 7. O-O Bg7 8. Re1 O-O 9. Nbd2 b5 10. Bc2 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} Bb7 11. a4 b4 12. a5 {LiveBook: 3 Games. White is slightly better.} Rb8 13. Nb3 $146 ({Find the theoretical novelty and annotate with similar games:} 13. Bb3 bxc3 14. bxc3 Na7 15. Bb2 Nh5 16. Qc2 Nf4 17. d4 Nb5 {0-1 (41) Perez Candelario,M (2496)-Vallejo Pons,F (2674) Leon 2006}) 13... Re8 14. Bd2 Ba8 15. Nc1 d5 16. Ba4 Qd6 17. Nb3 Red8 18. Qc1 bxc3 19. bxc3 dxe4 20. dxe4 Ne7 21. Qc2 c5 22. Bg5 c4 23. Nbd2 Qe6 24. Qa2 Rdc8 25. Bc2 h6 26. Be3 Ne8 {[%cal Bf6e8,Be8d6,Bd6b5][%mdl 32]} 27. Rab1 {next Rxb8 is good for White.} Nd6 28. Rxb8 Rxb8 29. Bc5 Nec8 30. Rb1 (30. Bb4 {NOTEXT} Bc6 31. h4 Bf8 32. Ba4 Bb5 33. Bxb5 Rxb5 34. g3) 30... Rxb1+ 31. Qxb1 Bc6 32. Nf1 Nb5 33. Bb4 Ncd6 34. Ne3 h5 35. Nd2 Bh6 36. Qe1 f5 ({Black should play} 36... Na7 $14) 37. Qe2 Bxe3 38. Qxe3 Nxe4 39. Nxe4 Bxe4 40. Bxe4 fxe4 41. Qxe4 Nc7 42. h3 Kf7 {[#]} (42... Nd5 $142) 43. Qb7 $1 $18 {[%cal Rb7c7]} Qd7 44. Bc5 {Hoping for Bb6.} Ke6 45. Bb6 (45. Be3 $18) 45... Nb5 ({Better is} 45... Nd5 $14 46. Qa8 (46. Qxa6 Qc6 $14) 46... Nxc3) 46. Qb8 (46. Qe4 $18) 46... Kd5 $14 47. f4 ({White should try} 47. Qf8 $14) 47... Qd6 $11 {The position is equal.} 48. Qa8+ Qc6 49. Qd8+ Qd6 {[#] Threatens to win with ...Qxd8.} 50. Qa8+ Qc6 51. Qd8+ Qd6 {Precision: White = 51%, Black = 55%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "3"]
[White "Gurevich, Daniel"]
[Black "Abrahamyan, Tatev"]
[Result "1/2-1/2"]
[ECO "E17"]
[WhiteElo "2483"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,79,10,8,6,4,41,46,64,51,48,32,36,18,44,36,46,0,37,51,57,-305,0,0,0,0,0,0,0,0,8,2,5,1,2,4,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-10]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Re1 Na6 8. a3 {E17: Queen's Indian: 4 g3 Bb7 5 Bg2 Be7} (8. Ne5 Bxg2 9. Kxg2 c5 10. d5 Qc7 11. Nf3 Ne4 12. a3 f5 13. Qd3 Qb7 14. Nbd2 Nxd2 15. Bxd2 Bf6 {0-1 (38) Mamedyarov,S (2799)-Korobov,A (2652) Huaian 2017}) 8... d5 9. cxd5 exd5 {[%cal Be6d5,Bd5e4][%mdl 32]} 10. Nc3 c5 11. Bf4 {LiveBook: 7 Games} Ne4 12. Qc2 cxd4 $146 ({Predecessor:} 12... Rc8 13. Rad1 f5 14. Qb3 cxd4 15. Nxd4 Nac5 16. Qa2 Nxc3 17. bxc3 Qd7 {½-½ (17) Borisovs,L (2202)-Nicolenco,S (2126) LSS email 2010}) 13. Nxd4 {[%cal Rc3e4]} Rc8 14. Bxe4 dxe4 15. Red1 {Threatens to win with Nf5.} Qd7 16. Rac1 Qh3 17. b4 $1 Bf6 18. Qb3 Bxd4 (18... e3 19. f3 $14) 19. Rxd4 Nc7 20. Rd6 $2 {[%mdl 8192] [#]} (20. Bxc7 $14 {keeps the upper hand.} Rxc7 21. Rcd1) 20... Nb5 $2 (20... e3 21. f3 $14) ({Black should play} 20... Ne8 $1 $19 {Hoping for ...g5.} 21. Rcd1 Nxd6 22. Rxd6 Rfd8 23. Rxd8+ Rxd8) 21. Rdd1 $1 $11 {The position is equal.} ({Avoid the trap} 21. Nxb5 $2 e3 $19) 21... Nxc3 22. Rxc3 Rxc3 ({Don't play} 22... e3 $6 23. f3 $16) 23. Qxc3 Ba6 24. Qe3 (24. Qb2 {seems wilder.} Qh5 25. Rd2 h6 26. a4 Bc8 27. h4) 24... Qf5 (24... Qe6 {feels hotter.} 25. Rd4 Qa2 26. Rd2 Qb1+ 27. Kg2 h6) 25. Rd4 Re8 26. a4 h6 27. h4 Bb7 28. Bd6 Rc8 29. b5 Rc2 30. Bb8 Qg4 {Threatening ...Kh7.} 31. Rd2 ({Don't blunder} 31. Bxa7 $2 Rxe2 32. Rd8+ Kh7 $19) 31... Rc1+ 32. Kg2 {Rd8+ is the strong threat.} Kh7 {[#] Strongly threatening ...Bc8.} 33. Rd7 $1 {[%cal Rd7b7][%mdl 512]} Qxd7 34. Qxc1 a6 35. Qc7 Qxc7 36. Bxc7 axb5 37. axb5 Bd5 38. Bxb6 Bc4 39. e3 Bxb5 40. Bd4 {Precision: White = 48%, Black = 64%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "3"]
[White "Boros, Denes"]
[Black "Khamrakulov, Djurabek"]
[Result "1/2-1/2"]
[ECO "C04"]
[WhiteElo "2445"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,40,32,22,29,17,51,25,34,29,33,0,18,18,47,46,60,52,107,100,117,122,118,119,126,96,128]} 1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Nb3 a5 7. a4 b6 8. c3 Be7 {C04: French Tarrasch: 3...Nc6} 9. Bd3 {LiveBook: 9 Games} Ncb8 10. O-O Ba6 {The position is equal.} 11. Bxa6 Nxa6 12. Ne1 {[%cal Bf3e1,Be1d3,Bd3e5][%mdl 32]} O-O $146 ({Predecessor:} 12... c5 13. f4 g6 14. Be3 Nc7 15. Nf3 c4 {0-1 (38) Hoghmrtsyan,A (1878)-Stupak,K (2498) Yerevan 2014}) 13. Nd3 c6 14. Qg4 {And now Bh6 would win.} f5 15. exf6 Rxf6 16. Re1 $36 {[%mdl 2048] White is more active.} Nf8 (16... c5 $14) 17. Ne5 $16 {White is better.} Qe8 18. Bg5 Rg6 {[#]} 19. h4 $1 ({Much worse is} 19. Nxg6 $6 Qxg6 20. h4 h6 $15) 19... h6 20. Qh5 ({Inferior is} 20. Nxg6 Qxg6 21. Re2 hxg5 $15) 20... hxg5 {Precision: White = 82%, Black = 33%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.09"]
[Round "3"]
[White "Tsolakidou, Stavroula"]
[Black "Bartholomew, John"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2412"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,118,31,42,42,52,12,29,29,29,29,33,10,18,25,20,14,11,0,23,-67,-56,-98,-96,-81,-82,-98,-124,-80,-65,-289,-306,-278,-281,-297,-291,-331,-278,-378,-383,-328,-337,-535,-428,-522,-528,-527,-529,-506,-530,-519,-518,-483,-479,-548,-546,-533,-509,-714,-702,-708,-708,-700,-695,-667,-666,-689,-679,-747,-745,-29961,-29962,-29958,-29963,-29962,-29961,-29965,-29966,-29967,-29967,-29965,-29965,-29966,-29962,-29957,-29958,-29962,-29963,-29962,-29957,-29956,-29954,-29958,-29957,-29961,-29960,-29955,-29952,-720,0,-750,-741,-741,-731,-29978,-29974,-29974,-29975,-29973,-29974,-29973,-29965]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 Nf6 5. Bd3 Bg4 (5... c6 6. Nge2 e6 7. O-O Be7 8. Ne4 Nbd7 9. N2g3 Nxe4 10. Nxe4 Nf6 11. c3 Nxe4 12. Bxe4 O-O 13. Qh5 {1-0 (53) Zakhartsov,V (2407)-Nefedov,S (2298) Moscow 2014}) 6. Nge2 {B01: Scandinavian Defence} (6. f3 {NOTEXT} Bd7 7. Nge2 Nc6 8. Bf4 e6 9. a3) 6... e6 7. Ne4 $146 (7. Bg5 {NOTEXT} Be7 8. f3 Bh5 9. Qd2 Nc6 10. O-O-O) ({Find the theoretical novelty and annotate with similar games:} 7. f3 Bh5 8. Nf4 Bg6 9. Nxg6 hxg6 10. Ne2 c6 11. c3 Bd6 12. h3 Qc7 13. O-O {1-0 (36) Bieluszewski,P (2163)-Vallejo,A Kolobrzeg 2005}) 7... Nxe4 8. Bxe4 {Threatens to win with f3.White has an edge.} c6 9. c3 Nd7 10. f3 Bh5 11. Nf4 Bg6 12. Nxg6 hxg6 13. Bf4 Nb6 14. Qb3 (14. g3 $11) 14... Bd6 $15 15. Bxd6 Qxd6 16. g3 {[#]} Qxg3+ $1 {[%mdl 512]} 17. hxg3 Rxh1+ 18. Kf2 Rxa1 19. Bxg6 $2 ({White should try} 19. f4 $15) 19... fxg6 $19 20. Qxe6+ Kf8 21. Qd6+ Kf7 22. Qc7+ Kg8 23. Qxb7 Rxa2 24. Qxc6 {Hoping for Qe6+.} Rxb2+ 25. Ke3 (25. Kg1 $142) 25... Rc8 26. Qe6+ Kf8 27. Kd3 Rf2 28. Qd6+ Kf7 29. Qf4+ Kg8 30. Qe4 Rc7 31. Qxg6 Rxf3+ 32. Ke4 Rff7 33. d5 Rxc3 34. Qe6 Rc4+ 35. Kd3 Rc8 36. d6 Rd8 37. Kc2 Nc8 38. d7 Rdxd7 39. Qe8+ Kh7 40. Qe4+ g6 41. Qh1+ Kg7 42. Qa1+ Kg8 43. Qe5 Rc7+ 44. Kb3 Rb7+ 45. Kc2 Rbe7 46. Qg5 Kg7 47. Qd2 Rc7+ 48. Kb1 Nb6 49. Qd4+ {[#]} Rf6 $1 50. Qe5 Rcf7 51. g4 Kh7 52. Qh2+ Kg8 53. Qb8+ Kg7 54. Qe5 {intending g5.} Nd7 55. Qd4 g5 56. Qxa7 Rf4 {Black mates.} 57. Qa1+ Nf6 58. Qe5 Rxg4 59. Kc2 Kg6 {Precision: White = 38%, Black = 84%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "4"]
[White "Khamrakulov, Djurabek"]
[Black "Chandra, Akshat"]
[Result "1-0"]
[ECO "C44"]
[WhiteElo "2496"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,69,12,8,0,5,-15,-7,0,0,-12,73,59,97,97,130,118,112,64,139,135,316,312,343,333,330,247,270,28,24,10,87,-22,-12,-135,-146,-149,0,0,28,-58,-2,-12,14,13,27,16,22,33,499,70,831,827,774,398,29993,29994,29996,29997]} 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Qf6 5. Nb5 Bc5 6. Qe2 Bb6 7. N1c3 Nge7 8. Be3 {C45: Scotch Game} Ba5 $1 9. O-O-O {Nd5 is the strong threat.} a6 10. Nd5 {The position is equal.} Nxd5 11. exd5 {Hoping for Bb6+.} Ne7 (11... axb5 $11 12. Bd4+ (12. dxc6 bxc6 13. Bd4+ Qe6 $11) 12... Qe7 13. dxc6 bxc6) (11... axb5 12. Bd4+ Qe7 13. dxc6 bxc6 14. Bxg7 Rg8 15. Be5 d5 {0-1 (48) Muzychuk,M (2528)-Fressinet,L (2702) Cap d'Agde 2015}) 12. Nd4 $16 O-O 13. Nb3 $36 {[%mdl 2048] Keeping Black busy.} Bb4 14. h4 $146 ({Predecessor:} 14. Qc4 Bd6 15. Bd3 Ng6 {½-½ (41) Vaidya,A (2335)-Shabtai,R (2340) Budapest 1992}) 14... Re8 15. Rd4 {Black must now prevent Bg5.} Bd6 (15... a5 $1 $14) 16. Re4 Qf5 $2 (16... Kf8 $16) 17. Qd3 $18 Rf8 18. c4 h5 19. Qc2 b5 20. Nd4 $2 (20. cxb5 axb5 21. Bd3 Nxd5 $17) ({White must play} 20. Bd3 $1 $18) 20... Qg6 $11 21. g4 {Strongly threatening Bd3.} bxc4 {[#]} (21... Bb7 $1 $11) 22. Bxc4 ({White has to play} 22. gxh5 $1 $16 Qxh5 23. Bxc4) 22... Bb7 23. Bd3 (23. Bd2 $1 $11 {keeps the balance.}) 23... Nxd5 $17 {And now ...Nb4 would win.} 24. Nf5 hxg4 (24... Nxe3 $17 25. Nxe3 Qf6) 25. Rg1 $1 $11 g3 (25... Qxf5 $2 26. Rexg4 Qf6 27. Rxg7+ Qxg7 28. Rxg7+ Kxg7 29. Bd4+ f6 30. Qe2 $19) 26. Nxd6 ({White should play} 26. Nxg3 $11 f5 27. Ne2) 26... Qxd6 ({Black should try} 26... cxd6 $15 27. Rxg3 Nxe3 28. Rexe3 Qf6) 27. Rxg3 Nb4 {[#]} 28. Rxg7+ $1 {[%mdl 512]} Kxg7 29. Qc3+ f6 30. Rxb4 Bd5 $2 {[%mdl 8192] [#]} ({Better is} 30... Qc6 $14) 31. Bc5 $2 (31. Rg4+ $1 $18 Kf7 32. Bg6+ (32. Bc5 Qe5 $14) 32... Kg8 33. Bc5) 31... Qc6 $2 {[%mdl 8192]} (31... Qe6 $14) 32. Rg4+ $18 Kh8 33. b4 {Intending Qd2 and mate.} ({Weaker is} 33. Bxf8 Qxc3+ 34. bxc3 Rxf8 $16) 33... Qe6 $2 {[#]} (33... Bg8 $18 34. Be4 Qe6) 34. Qd2 $1 {[%cal Rd2h6][%mdl 512]} f5 35. Bd4+ {Precision: White = 39%, Black = 19%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "4"]
[White "Patel, Advait"]
[Black "Gurevich, Daniel"]
[Result "1-0"]
[ECO "B12"]
[WhiteElo "2478"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "39"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,39,38,57,79,72,84,93,107,92,187,172,196,182,241,246,232,221,361,344,392,388,1252,1295]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Ne7 6. O-O c5 7. Be3 Nd7 8. c4 dxc4 9. Na3 Nd5 10. Bg5 {LiveBook: 8 Partien. B12: Caro-Kann (Vorstoß-Variante)} Qb8 {Und weiter mit ...h6 wäre nett.} 11. Bxc4 h6 12. Bh4 {Weiß steht besser.} N5b6 $146 ({Vorgänger:} 12... N7b6 13. Rc1 a6 14. Re1 Be7 15. Bxe7 Kxe7 16. Bd3 Bxd3 17. Qxd3 cxd4 {1-0 (30) Smirin,I (2615)-Vyzmanavin,A (2610) Elenite 1994}) 13. Re1 Bg4 (13... cxd4 $16 {ist wohl besser.} 14. Nxd4 Bh7) 14. h3 $18 Bxf3 15. Qxf3 {Schwarz muss nun Lxe6! beachten.} Nxc4 (15... Be7 $142) 16. Nxc4 {Und d5 würde nun gewinnen.} cxd4 {[#]} 17. Rad1 $1 {[%cal Rd1d4]} Bc5 {[#]} (17... Nb6 {war angesagt.}) 18. Rxd4 $1 {[%mdl 512]} Qc7 (18... Bxd4 19. Nd6+) 19. Red1 ({Schwächer ist} 19. Nd6+ Bxd6 20. exd6 Qb6 $16) 19... Nxe5 $2 {[#]} (19... Bxd4 20. Nd6+ Qxd6 21. exd6 Bf6 22. Bxf6 Nxf6 23. d7+ Nxd7 24. Qxb7 Nb6 25. Qc6+ Kf8) 20. Qxb7 $1 {[%mdl 512] Precision: Weiß = 100%, Schwarz = 24%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "4"]
[White "Bartholomew, John"]
[Black "Paragua, Mark"]
[Result "1-0"]
[ECO "D80"]
[WhiteElo "2472"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,91,35,30,40,31,34,34,45,47,37,36,0,18,18,22,4,20,0,0,0,0,0,0,0,0,0,0,0,0,4,5,0,0,1,11,10,19,10,14,9,13,15,12,0,12,0,24,20,111,110,94,98,132,121,155,158,340,343,327,309,447,427,595,560,589,588,581,570,492,409,372,409,395,395,599,573,980,1014,1472,1311,1778,1669]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bh4 c6 (5... Nxc3 6. bxc3 dxc4 7. e3 Be6 8. Nf3 Bg7 9. Qb1 Qd5 10. Be2 Bf5 11. Qb4 c5 12. Qb5+ Bd7 13. Qxc4 Bc6 14. Qb3 e6 15. c4 Qd7 16. Ne5 Qc7 17. O-O {½-½ (124) Wei,Y (2743)-Svidler,P (2768) Wijk aan Zee 2018}) 6. e3 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5} Qa5 {LiveBook: 3 Games} 7. cxd5 Nxc3 8. Qd2 {White is slightly better.} e6 {[#] White must now prevent ...Bb4.} 9. bxc3 cxd5 10. Rb1 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Nf3 b6 11. Ne5 Nd7 12. f4 Ba6 13. Bd3 Bxd3 14. Qxd3 {½-½ (69) Gilevich,A (2422)-Marin,M (2529) Erice 2017}) 10... b6 11. c4 Qxd2+ 12. Kxd2 {With the idea cxd5.} dxc4 13. Nf3 Be7 14. Bg3 Ba6 15. Ne5 $1 c3+ 16. Kxc3 Bxf1 17. Rhxf1 f6 18. Nc4 Nc6 19. Rfc1 Rc8 20. Kd3 Kf7 21. a4 Rhd8 22. Ke2 Kf8 23. f3 Rd5 24. Be1 Ke8 25. Bd2 Kd8 26. Rb5 Kc7 27. Rcb1 Kb7 {[#] ...Nxd4+! is the strong threat.} 28. Kd3 Rcd8 29. Bc3 e5 (29... Kc8 $11) 30. Rxd5 $16 Rxd5 31. e4 Rd8 {[%cal Rc6d4]} 32. d5 $36 {[%mdl 2048] Black is under strong pressure.} Nb8 33. a5 {[%cal Ra5b6]} Bc5 $2 (33... b5 $16) 34. axb6 $18 axb6 35. f4 $1 exf4 (35... Nc6 $142 36. Rb2 (36. fxe5 Nxe5+ 37. Nxe5 fxe5 $18) 36... h6) 36. Bxf6 Rf8 37. Bd4 Nd7 38. Bxc5 Nxc5+ {[%mdl 4096] Endgame KRN-KRN} 39. Kd4 Nd7 40. Ne5 Nc5 41. Nd3 Nxd3 42. Kxd3 f3 (42... Re8 $142 43. Kd4 Ra8) 43. gxf3 {White is clearly winning.} Rxf3+ 44. Kd4 g5 45. Rc1 g4 46. d6 {Precision: White = 74%, Black = 48%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "4"]
[White "Tsolakidou, Stavroula"]
[Black "Boros, Denes"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2412"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,67,51,0,10,12,6,16,36,38,48,43,56,56,69,72,104,110,95,94,100,69,69,31,241,175,238,160,143,147,343,332,425,412,383,291,516,509,561,559,560,547,549,534,29985,29986,29978,12314]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. h3 e5 7. d5 Nh5 8. g3 {E90: King's Indian: Classical: Early deviations and 6 h3} f5 9. exf5 gxf5 10. Ng5 Qe8 11. Be2 Nf6 12. g4 {LiveBook: 8 Games} (12. Be3 $14) 12... Na6 13. gxf5 Bxf5 {[#] White must now prevent ...Nb4.} 14. Be3 $146 ({Predecessor:} 14. Bg4 Bg6 15. Ne6 Nb4 16. Nxf8 {0-1 (40) Macieja,B (2625)-Salgado Lopez,I (2592) Rijeka 2010}) 14... Nb4 {And now ...Nc2+ would win.} 15. Rc1 $1 Qg6 16. Kd2 h6 17. Ne6 Bxe6 $1 18. dxe6 {[%cal Bd5e6,Be6e7][%mdl 32] Threatens to win with Rg1.} Qf5 19. Qb3 a5 20. a3 Na6 21. e7 Rfe8 22. c5+ d5 $2 (22... Kh8 $1 $14) 23. Nxd5 $18 Qd7 {Hoping for ...c6.} 24. Ke1 $36 {[%mdl 2048] White has strong initiative.} ({Inferior is} 24. Qxb7 Qxd5+ 25. Qxd5+ Nxd5 $17) 24... Nxd5 {[#]} 25. Bg4 $1 {[%cal Rg4d7]} Qxe7 $2 (25... Qc6 $16) 26. Qxd5+ Kh8 27. Qxb7 e4 28. Be2 Qf6 $2 (28... Reb8 {keeps fighting.} 29. Qc6 Qf6) 29. Rg1 Qe6 30. Bc4 Qf6 31. Bb5 Rf8 32. Qxe4 Qxb2 {[#] intending ...Bc3+.} 33. Rxg7 $1 {[%mdl 512]} Qxg7 34. Bd4 {Precision: White = 90%, Black = 30%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "4"]
[White "Abrahamyan, Tatev"]
[Black "Vorontsov, Pavlo"]
[Result "1-0"]
[ECO "C55"]
[WhiteElo "2332"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,111,40,39,52,26,31,13,16,20,19,12,29,0,10,0,2,15,50,0,0,10,10,0,0,-7,33,-7,80,83,93,56,22,0,53,10,9,0,39,28,44,45,59,57,133,138,146,103,185,130,114,109,154,118,123,134,172,74,75,60,112,62,311,286,425,201,198,198,198,179,182,183,613,613,603,592,585,468,575,568,510,530,835,623,2064,2064,1019,531,29960,29961,29961,29962,29962,29963,5547,1018,29968,29969,6555,6548,29981,29982]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 h6 5. O-O d6 6. c3 g5 {C55: Two Knights: 4 d3, 4 d4 exd4 5 e5 and Max Lange Attack} (6... g6 7. Re1 Bg7 8. Nbd2 O-O 9. Bb3 Re8 10. Nf1 Be6 11. h3 d5 12. Ng3 Qd7 13. Ba4 Nh7 14. d4 exd4 15. Nxd4 Rad8 16. Be3 dxe4 17. Nxc6 bxc6 18. Nxe4 {½-½ (33) Anand,V (2782)-Ponkratov,P (2613) Riadh 2017}) 7. Nbd2 {LiveBook: 3 Games} Bg7 8. a4 $146 ({Predecessor:} 8. Bb3 O-O 9. Nc4 Be6 10. Re1 b5 11. Ne3 d5 12. exd5 Nxd5 13. Nxd5 Bxd5 14. Be3 {1-0 (37) Arakhamia Grant,K (2369)-Daulyte,D (2404) Monaco 2017}) 8... a5 {White has an edge.} 9. Qb3 O-O 10. h3 Nh5 11. Re1 Qf6 12. Nh2 Qg6 13. Ndf1 Kh8 14. Ng3 Ne7 15. Be3 Nxg3 16. fxg3 f5 17. exf5 Nxf5 18. Bf2 c6 {Threatens to win with ...d5.} 19. Qb6 d5 (19... h5 $11 {keeps the balance.}) 20. Ba2 $1 $16 ({But not} 20. Bxd5 $2 Ra6 $19) 20... Nd6 21. Bc5 Bf5 22. Rad1 Rad8 ({Better is} 22... Rfd8 $1 $11) 23. Bb1 g4 $1 {[%cal Rg4h3]} 24. h4 Rfe8 25. Qxa5 Bc8 26. Nf1 Nf5 27. Qb4 d4 (27... Be6 $14) 28. Ba2 h5 29. cxd4 exd4 (29... Nxd4 $16 30. Bb1 Be6) 30. Rxe8+ (30. Re4 $18) 30... Rxe8 31. Re1 Kh7 {[#]} 32. Re4 $1 Re5 33. Kh2 Qf6 {[#] White must now prevent ...Rxe4.} 34. Rxe5 (34. Nd2 $1 $18 {is more deadly.}) 34... Qxe5 35. Qc4 Kh6 ({Black should play} 35... Qe8 $1 $14) 36. Bb4 {[%cal Bc5b4,Bb4d2,Bd2e3][%mdl 32]} Ne3 $2 (36... Qe8 $1 $14) 37. Bd2 Bf5 (37... Bd7 $142 38. Qf7 Qe8 39. Qf4+ Kh7) 38. Qc1 (38. Qf7 $142 {And now Nxe3 would win.} Bg6 39. Qxb7) 38... Bxd3 39. Nxe3 dxe3 40. Bxe3+ Kg6 41. Qd2 $36 {[%mdl 2048] White is really pushing.} Bf5 $2 {[#]} (41... Qf5 42. Bf4 c5) 42. Bd4 $1 $18 {[%mdl 512] Intending Qg5+ and mate.} Qe7 (42... Qxd4 43. Qg5+) 43. Bxg7 Kxg7 44. b4 Bg6 45. Qd4+ Kh7 46. Qc4 Qe8 47. a5 Kg7 48. Qd4+ Kh7 49. Qf6 Qe4 50. Qf8 Qe8 51. Bg8+ Kh8 52. Qxe8 Bxe8 53. Be6 Kg7 54. Bc8 c5 55. Bxb7 c4 56. a6 {Precision: White = 53%, Black = 27%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "5"]
[White "Vorontsov, Pavlo"]
[Black "Patel, Advait"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2559"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,71,8,6,9,6,6,13,15,10,15,22,29,-8,71,63,51,81,77,64,93,91,192,177,186,133,196,202,291,261,536,533,529,478,446,265,672,543,548,475,408,0,550,540,537,536,686,370,800,800,858,763]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 {[%cal Bf1b5,Bb5a4,Ba4b3,Bb3d5][%mdl 32]} a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Bc5 7. Nc3 d6 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines} 8. Nd5 h6 9. Nxf6+ (9. c3 O-O 10. O-O Rb8 11. Nxf6+ Qxf6 12. h3 Ne7 13. d4 Bb6 14. Be3 Ng6 15. a4 {1-0 (45) Caruana,F (2808)-Mamedyarov,S (2800) Paris 2017}) 9... Qxf6 10. Bd5 Bd7 11. c3 O-O 12. Rg1 {LiveBook: 5 Games} h5 $1 13. h3 {[%cal Bh2h3,Bh3g4][%mdl 32]} Rae8 14. g4 hxg4 15. hxg4 {[#]} Ne7 $146 16. Bg5 Qg6 17. Bb3 Be6 (17... a5 $11 {keeps the balance.}) 18. Qd2 $16 Bxb3 19. Bxe7 Rxe7 20. Nh4 Qf6 {[#]} 21. Nf5 $1 Rd7 (21... Ba4 $16 {was called for.}) 22. axb3 $18 {[%cal Ba2b3,Bb3b4][%mdl 32]} d5 23. exd5 (23. b4 $18) 23... Rxd5 (23... Rfd8 $16) 24. b4 Bb6 (24... Be7 $142 25. Rxa6 Qg5) 25. Rh1 ({Stronger than} 25. Rxa6 Rfd8 $11) 25... Re8 $2 (25... Rfd8) 26. f3 {And now Qh2 would win.} Qg6 {intending ...e4.} 27. O-O-O ({Weaker is} 27. Qh2 f6 $16) 27... f6 28. Rh5 (28. Qc2 $142) 28... Rd7 $2 (28... e4 29. fxe4 Qxg4 30. Nh6+ gxh6 31. Rxd5 c6) 29. Qh2 Red8 30. Nh4 Qe8 {aiming for ...g6.} 31. Nf5 {Black must now prevent Rh8+.} Qg6 32. Rh1 Kf7 33. Rh7 Rg8 34. Qc2 Ke8 $2 {[#]} (34... Kf8 35. Rh8 Qf7) 35. d4 $1 {[%mdl 512]} Qf7 {[#]} (35... exd4 36. Nd6+) 36. Nh6 $1 {[%mdl 512] Precision: White = 83%, Black = 32%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "5"]
[White "Paragua, Mark"]
[Black "Abrahamyan, Tatev"]
[Result "1/2-1/2"]
[ECO "E18"]
[WhiteElo "2513"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "87"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,87,25,27,35,45,39,38,68,77,67,56,95,81,83,85,98,75,67,66,135,132,132,118,116,136,145,142,138,118,122,109,139,84,84,84,83,66,68,43,49,15,28,53,44,44,64,75,167,118,99,0,3,0,0,0,0,0,18,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 {[%cal Bc1d2,Bd2e1,Be1c3][%mdl 32]} Bf6 9. Be1 {E18: Queen's Indian: Old Main Line (4 g3 Bb7 5 Bg2 Be7 6 0-0 0-0 7 Nc3)} d5 10. Qc2 Nxc3 11. Bxc3 {LiveBook: 3 Games. White has an edge.} Nd7 12. cxd5 exd5 13. b4 c5 {[#]} 14. bxc5 $146 ({Predecessor:} 14. dxc5 bxc5 15. Bxf6 Qxf6 16. Bh3 Rfd8 17. bxc5 {1-0 (57) Vitiugov,N (2724)-Inarkiev,E (2723) Moscow 2017}) 14... bxc5 15. dxc5 Bxc3 16. Qxc3 Rc8 17. Qa3 Nxc5 18. Qxa7 Ba6 19. Rfc1 Qa5 (19... Qf6 $14) 20. Nd4 $16 Rc7 21. Nb3 Rxa7 22. Nxa5 Ne4 23. Nc6 Rb7 24. Rc2 Rc8 25. Bh3 Re8 26. Rd1 (26. a4 $142) 26... Nf6 27. e3 Bb5 {With the idea ...Ba4.} 28. Rdc1 Ba4 29. Rc5 (29. Na5 $5 {[%cal Ra5b7]} Rb5 30. Rc5 $16) 29... Rb2 30. a3 Ne4 31. Rxd5 {Strongly threatening Bd7.} Nxf2 32. Bd7 Bxc6 33. Rxc6 Rf8 (33... Reb8 $16 {is a better defense.}) 34. Rd4 h5 35. h3 ({Better is} 35. Rc8 $16) 35... f5 $1 $11 {The position is equal.} 36. a4 Ne4 37. Rc8 Rxc8 38. Bxc8 Nxg3 {[%mdl 4096] [#] Endgame Hoping for ...Ne2+. KRB-KRN} 39. Be6+ Kf8 {White must now prevent ...Ne2+.} 40. Rd7 Ne2+ 41. Kf1 Ng3+ 42. Kg1 Ne2+ 43. Kf1 Ng3+ 44. Kg1 {Precision: White = 68%, Black = 64%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "5"]
[White "Chandra, Akshat"]
[Black "Tsolakidou, Stavroula"]
[Result "1/2-1/2"]
[ECO "E11"]
[WhiteElo "2510"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "192"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,192,27,33,24,39,31,58,53,56,47,49,31,40,36,29,28,34,40,56,11,47,1,29,25,58,64,69,67,72,78,89,78,82,85,170,94,87,0,194,0,93,66,81,89,87,62,67,62,75,75,93,91,82,24,27,27,27,28,30,25,35,45,34,43,47,37,67,53,65,32,45,45,51,45,73,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-9,-3,-3,0,0,0,0,0,0,0,0,0,-18,-21,-58,-72,-36,-43,-80,-101,-105,-22,-19,-21,-58,0,0,0,-69,-3,-3,0,0,0,-6,0,0,0,-31,-31,-50,-43,-139,-136,-173,0,-957,-842,-768,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. g3 d6 6. Bg2 Nbd7 7. O-O e5 8. Be3 O-O {E11: Bogo-Indian} 9. a3 (9. Qc2 exd4 10. Bxd4 Re8 11. Nc3 c6 12. Rad1 Qe7 13. a3 Bc5 14. Rfe1 h6 15. e4 Bxd4 16. Nxd4 {½-½ (70) Postny,E (2616)-Van Wely,L (2685) Novi Sad 2016}) 9... exd4 10. Bxd4 Bc5 11. Nc3 Re8 12. Qc2 c6 {LiveBook: 3 Games} 13. b3 Qe7 14. Rfd1 Nb6 15. Bxc5 dxc5 16. a4 {[#]} Bg4 $146 17. Rd2 Nbd7 {[%cal Bb6d7,Bd7f8,Bf8e6,Be6d4][%mdl 32]} 18. Rad1 Nf8 19. h3 Bh5 20. Nh4 Ne6 21. Qb1 Qc7 22. Bf3 Qe5 23. Rd3 Nd4 {next ...g5 is good for Black.} 24. Bxh5 Qxh5 25. e3 $36 {[%mdl 2048] White has the initiative.} Ne6 {Hoping for ...g5.} 26. Kg2 Ng5 27. Qc2 Ne6 28. Rd6 Qe5 (28... Rab8 $16) 29. Nf3 (29. f4 $1 $18 {[%cal Rf4e5]} Qh5 30. Nf3) 29... Qh5 $16 30. Nh4 (30. Qd3 $16) 30... Qe5 $1 $18 {and if ...Nd4! works, Black does fine.} 31. Nf3 (31. f4 $1 $18 {[%cal Rf4e5]} Qh5 32. Nf3) 31... Qh5 $16 32. R1d2 Rac8 33. Qd1 Rc7 34. R2d3 Rce7 35. Nh2 Qg6 36. Ng4 Ne4 37. Nxe4 Qxe4+ 38. Qf3 (38. f3 $16 Qg6 39. f4) 38... Qxf3+ 39. Kxf3 Ng5+ 40. Kg2 f5 41. Nh2 $1 Ne4 42. Rd8 Kf7 43. g4 fxg4 44. hxg4 Rxd8 45. Rxd8 $14 {[%mdl 4096] Endgame KRN-KRN} Re8 46. Rd3 Ke7 47. f3 Nd6 48. f4 b5 49. Nf3 (49. axb5 $16 cxb5 50. cxb5) 49... bxc4 50. bxc4 Nxc4 51. Rc3 Nb6 52. Rxc5 Kd6 53. Rxa5 Rxe3 54. Ne5 Re4 55. Nf7+ Kc7 56. Ng5 Rxa4 57. Rf5 Nd5 {White must now prevent ...Ne3+.} 58. Kg3 Ra3+ 59. Kh4 Ne3 60. Rf7+ Kd6 61. Nxh7 Ng2+ 62. Kg5 Ra4 63. Nf8 c5 {[%cal Bc6c5,Bc5c4,Bc4c3][%mdl 32]} 64. Ng6 c4 {Threatens to win with ...c3.} 65. Ne5 c3 66. Rd7+ Ke6 67. Rc7 $1 Nxf4 68. Nf3 {[#]} Nd5 (68... Ne2 $1 $17 69. Ne1 Re4) 69. Rc6+ $11 Ke7 {And now ...Rb4 would win.} 70. Ne5 Re4 (70... Ra2 $15 71. Ng6+ Ke8) 71. Kf5 Rf4+ 72. Kg5 ({Better is} 72. Kg6 $1 $11) 72... Rf6 ({Black should try} 72... Rf2 $15 73. Nd3 Rf1) 73. Ng6+ $1 Kd7 74. Ne5+ Ke7 {aiming for ...Rxc6.} 75. Ng6+ $1 Kd8 76. Rc5 Rd6 77. Nh4 Nf6 78. Rc4 $1 Kd7 79. Nf3 (79. Kf5 $1 $15) 79... Ke6 {Strongly threatening ...Kd5.} 80. Kg6 {[#]} Kd5 $2 (80... Rd3 $1 $19 {[%cal Rd3f3]} 81. Ne1 Rg3) 81. Ra4 $2 {[%mdl 8192]} (81. Rd4+ $11 Kc5 82. Rxd6 Kxd6 83. Ne1) 81... c2 82. Ra1 Ke4 $2 (82... Nxg4+ $19 83. Kg5 Ne3) 83. Ne1 $1 {The position is equal.} Nxg4+ 84. Kxg7 Ne3 85. Ra4+ Kf5 86. Ra5+ Ke6 {[#]} (86... Kg4 {keeps more tension.} 87. Nxc2) 87. Nxc2 $1 {[%mdl 512]} Nxc2 {KRN-KR} 88. Kg6 Ne3 89. Kg5 Rd4 90. Ra6+ Ke5 91. Ra5+ Nd5 92. Ra8 Nc7 93. Ra5+ Ke6 94. Ra1 Re4 95. Rf1 Nd5 96. Rf8 Re5+ {Precision: White = 57%, Black = 60%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "5"]
[White "Gurevich, Daniel"]
[Black "Khamrakulov, Djurabek"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2483"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,72,16,14,39,37,34,16,66,44,48,19,13,30,27,39,35,25,23,4,17,12,0,12,10,0,0,0,0,0,0,0,0,-5,-6,-6,-6,-6,-6,-8,-8,-8,-8,-10,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 Nd7 6. O-O h6 7. Nbd2 Ne7 {B12: Caro-Kann: Advance Variation} 8. Nb3 Qc7 9. Be3 (9. c3 Bh7 10. Bd3 Bxd3 11. Qxd3 c5 12. Nxc5 Nxc5 13. dxc5 Qxc5 14. Be3 {½-½ (70) Carlsen,M (2832)-So,W (2815) chess.com INT 2017}) 9... g5 10. a4 {LiveBook: 5 Games} a5 11. Ne1 Bg7 12. Nd3 $146 ({Find the theoretical novelty and annotate with similar games:} 12. f4 O-O-O 13. Qd2 gxf4 14. Bxf4 c5 15. Bb5 {1-0 (57) Svrsek,R (2377)-Markus,R (2482) Remote email 2013}) 12... Bxd3 13. Bxd3 {Strongly threatening Qh5.} c5 $1 {[%cal Rc5c4]} 14. Nxc5 Nxc5 15. dxc5 Bxe5 16. Qh5 Nc6 17. Bb5 Bxb2 18. Rab1 Qe5 {The position is equal.} 19. c4 {With the idea cxd5.} d4 20. Rxb2 dxe3 21. Bxc6+ (21. fxe3 {NOTEXT} Qxe3+ 22. Kh1 O-O 23. Qxh6 Qe5 24. Bxc6 Qxb2 25. Qxg5+ Qg7 26. Qxg7+ Kxg7 27. Bxb7 Rae8 28. c6) 21... bxc6 22. Rb7 exf2+ 23. Rxf2 O-O-O 24. Rbxf7 Qxc5 25. Qe2 Rhf8 26. Qxe6+ Kb8 {[#] ( -> ...Rd1+)} 27. g3 Rxf7 28. Qxf7 $11 {[%mdl 4096] Endgame KQR-KQR} Rd2 29. Kg2 $132 {[%mdl 2048] White is not keeping still} Rxf2+ 30. Qxf2 Qxf2+ (30... Qxc4 {NOTEXT} 31. Qb6+ Kc8 32. Qxa5 Kb7 33. Qf5 Qxa4 34. Qh7+ Kb6) 31. Kxf2 {[#] aiming for Ke3. KP-KP} Kc7 32. Ke3 {Kd4 is the strong threat.} Kd6 {Threatens to win with ...Kc5.} 33. Kd4 g4 34. c5+ Ke6 35. Ke4 h5 (35... Kf6 $5) 36. Kf4 $1 Kf6 {Precision: White = 80%, Black = 74%.} (36... Kd5 $5 37. Kg5 $8 Kxc5 38. Kxh5 Kb4 39. Kxg4 c5 $11) 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.10"]
[Round "5"]
[White "Boros, Denes"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "D15"]
[WhiteElo "2445"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "46"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,46,-12,-37,15,16,46,5,9,7,0,0,17,13,29,27,19,11,8,0,0,0,0,0,0,0,0,0,0,0,12]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. e4 b5 6. e5 Nd5 7. a4 h6 8. axb5 {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} Nxc3 9. bxc3 cxb5 10. Nd2 {[%cal Bf3d2,Bd2c4,Bc4e3][%mdl 32] [#] LiveBook: 3 Games. And now Qf3 would win.} Be6 (10... e6 $15) 11. Be2 $11 Bd5 12. e6 $146 ({Predecessor:} 12. Bf3 e6 13. Bxd5 Qxd5 14. Qg4 h5 15. Qh3 Nd7 {0-1 (44) Vlatkovic,M (2326)-Bogosavljevic,B (2541) Tivat 2011}) 12... Bxe6 ({Don't go for} 12... Bxg2 $2 13. Bf3 $18) 13. Bf3 Bd5 14. Nxc4 $1 e6 15. Ne3 Bxf3 $1 16. Qxf3 Nd7 {[%cal Bb8d7,Bd7c5,Bc5d3][%mdl 32]} 17. O-O {next d5 is good for White.The position is equal.} Be7 18. d5 $36 {[%mdl 2048] [#] aiming for dxe6. White has good play.} O-O 19. dxe6 fxe6 20. Qc6 {Black must now prevent Rd1.} Nc5 {Strongly threatening ...Qd3.} 21. Qxb5 Qd3 22. Qxd3 Nxd3 23. Ba3 Rf7 {Precision: White = 42%, Black = 61%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "6"]
[White "Khamrakulov, Djurabek"]
[Black "Vorontsov, Pavlo"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2496"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,98,18,62,58,70,40,62,-57,-50,-39,-39,-45,-40,-103,-70,-176,-150,-165,-70,-100,-80,-172,-122,-251,-257,-270,-205,-255,-234,-237,-241,-244,-237,-237,-241,-234,-234,-251,-240,-233,-235,-225,-234,-260,-260,-270,-237,-227,-235,-354,-364,-621,-625,-660,-526,-679,-711,-728,-583,-623,-554,-531,-428,-688,-685,-667,-628,-695,-681,-648,-660,-780,-772,-863,-730,-1663,-1592,-1449,-1449,-29977,-29977]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. O-O Ngf6 5. Re1 a6 6. Bf1 b6 7. d3 {[%cal Bd2d3,Bd3d4][%mdl 32] B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7} (7. d4 cxd4 8. Qxd4 Bb7 9. Nc3 e6 10. Bg5 Be7 11. Rad1 Qc7 12. a4 Rc8 13. h3 O-O 14. Qe3 h6 15. Bh4 Rfd8 16. Bg3 {0-1 (26) Bacrot,E (2708)-Karjakin,S (2781) Paris 2017}) 7... Bb7 8. Nbd2 e5 9. c3 Be7 10. d4 O-O {LiveBook: 3 Games} 11. d5 g6 $146 ({Predecessor:} 11... Ne8 12. c4 g6 13. a4 a5 14. h3 f5 15. exf5 gxf5 {0-1 (40) Recuero Guerra,D (2492)-Lopez Martinez,J (2570) Palma de Mallorca 2009}) 12. Bd3 Ne8 13. g4 (13. Nf1 $14) 13... Ndf6 14. h3 $1 h5 15. Nh2 Kg7 16. Ndf1 (16. Re3 $15) 16... Rh8 17. c4 ({White should try} 17. Qf3 $15) 17... hxg4 $19 18. hxg4 Nd7 (18... Nh7 $19 19. Ng3 Ng5) 19. Qd2 Nef6 {[%cal Be8f6,Bf6h7,Bh7g5,Bg5f3][%mdl 32]} 20. a4 (20. Ng3 $17) 20... Rh4 21. f3 (21. Re3 $17 {keeps fighting.}) 21... Nh7 22. Qc3 Bf6 23. Ng3 Ng5 24. Bf1 {[#]} Rxh2 $1 {[%mdl 512]} 25. Kxh2 Qh8+ 26. Kg1 Qh4 27. Nh1 {[#]} Qxe1 $1 {[%mdl 512]} 28. Qxe1 Nxf3+ 29. Kf2 Nxe1 30. Kxe1 Bh4+ 31. Ke2 Nf6 32. Kf3 Bc8 33. Bh3 Bd7 34. Be3 (34. Nf2 $142 Bxf2 35. g5 Bxh3 36. gxf6+ Kxf6 37. Kxf2) 34... Rh8 35. b4 $2 (35. Rb1) 35... cxb4 36. Bxb6 Rc8 37. Bf1 Bxg4+ 38. Ke3 Nd7 39. a5 Nc5 40. Bxc5 dxc5 41. Nf2 (41. Be2 $142 Bd7 42. Rg1) 41... Bxf2+ 42. Kxf2 {[%mdl 4096] Endgame KRB-KRB} f5 43. Kg3 Kf6 44. Re1 Rb8 45. Bd3 b3 {[%cal Bb4b3,Bb3b2][%mdl 32]} 46. Rh1 b2 {aiming for ...Rb3.} 47. Bb1 Rb3+ 48. Kf2 Rc3 49. exf5 Rc1 {Precision: White = 25%, Black = 65%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "6"]
[White "Patel, Advait"]
[Black "Paragua, Mark"]
[Result "1-0"]
[ECO "B42"]
[WhiteElo "2478"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,81,2,23,2,8,-19,0,0,20,10,21,29,45,33,33,35,49,0,0,0,0,-10,-14,-113,0,0,0,-43,0,-19,-22,-19,-35,-20,207,181,329,318,370,167,443,455,568,562,593,596,595,454,420,416,454,444,478,472,589,596,828,533,562,518,624,604,1039,1025,1266,1241]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Ne7 6. c4 Nbc6 {B42: Sicilian: Kan Variation: 5 Bd3} (6... Nec6 7. Nf3 d6 8. O-O Be7 9. Nc3 O-O 10. h3 b6 11. Be3 Nd7 12. Rc1 Bb7 13. a3 Rc8 14. b4 {0-1 (58) Amonatov,F (2636)-Artemiev,V (2691) Riadh 2017}) 7. Nc2 g6 8. O-O Bg7 9. Nc3 O-O {LiveBook: 7 Games} 10. Be2 $146 ({Find the theoretical novelty and annotate with similar games:} 10. Bg5 f5 11. Qd2 Ne5 12. Rab1 h6 13. Be3 f4 14. Bc5 {0-1 (24) Vas,P (2138)-Tokarski,L (2164) Barlinek 2007}) 10... f5 11. Bf4 fxe4 12. Bd6 b6 13. Nxe4 Bb7 14. Ba3 Rb8 15. Nd6 {[%cal Be4d6,Bd6b5,Bb5c3][%mdl 32]} Ba8 16. Qd2 b5 {Threatens to win with ...b4!} 17. cxb5 axb5 18. Nxb5 {aiming for Bd6.} Rf5 $1 {[%cal Rf5b5]} 19. Nc3 Nd5 20. Bd3 (20. Bg4 $11 Qg5 21. Qxg5 Rxg5 22. Nxd5 Rxg4 23. Nde3) 20... Rh5 ({Black should play} 20... Nf4 $1 $17 21. Bxf5 Qg5) 21. Be2 $36 {[%cal Bd3e2,Be2f3,Bf3g2][%mdl 2080] Black is under pressure.} Rf5 22. Rad1 Qh4 {...Nf4 is the strong threat.} 23. Nxd5 Rxd5 24. Qc1 Rg5 25. Bf3 d5 $2 ({Much weaker is} 25... Ne5 $6 26. Bxa8 Rxa8 27. f4 $16) (25... Rf5 $11 {and Black is okay.} 26. Bd6 {[#]} (26. Rxd7 $2 Rxf3 27. Rxg7+ Kxg7 $19) 26... Rxf3 $1 {[%mdl 512]} 27. gxf3 Be5 $1 {[%mdl 512]}) 26. g3 $18 Ne5 (26... Qh6 {keeps fighting.} 27. Bd6 Bxb2) 27. Bg2 Qh5 28. Be7 (28. Nd4 $142 Rf5 29. Nxe6) 28... d4 $2 (28... Rf5) 29. Nxd4 (29. Bxg5 $2 {gets mated.} Nf3+ 30. Bxf3 Qxf3 31. Nxd4 Qh1#) 29... Bxg2 30. Kxg2 ({Worse is} 30. Bxg5 Qh3 $11) 30... Rf5 31. Nxf5 Qxf5 32. Qf4 Rxb2 33. Qxf5 gxf5 34. a3 {White is clearly winning.} Nc4 35. Bc5 Nd2 36. Rfe1 Ne4 37. Be3 Ra2 38. Rd3 Bf8 39. Rb1 Rxa3 40. Rd8 Kf7 41. Rb7+ {Precision: White = 57%, Black = 20%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "6"]
[White "Bartholomew, John"]
[Black "Abrahamyan, Tatev"]
[Result "0-1"]
[ECO "E18"]
[WhiteElo "2472"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,132,20,20,20,8,0,9,-16,0,0,0,-13,0,2,0,0,0,0,10,31,27,0,0,0,0,0,8,0,22,0,0,0,0,0,55,0,0,-29,-17,-119,-128,-129,-104,-122,-111,-397,-136,-129,-160,-129,-147,-124,-168,-162,-116,-389,-351,-486,-479,-372,-342,-617,-582,-1223,-1160,-1082,-1060,-1202,-1140,-925,-1022,-1478,-1429,-1358,-1344,-1185,-1037,-1140,-1170,-972,-959,-3585,-3177,-29967,-29967,-29962,-12795,-12718,-12690,-11241,-10752,-5716,-6607,-29977,-29979,-29978,-29977,-29975,-29978,-29986,-29987,-29987,-29988,-29991,-29992,-29993,-29994,-29997,-29998]} 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 Ne4 8. Bd2 Bf6 9. Rc1 d6 10. d5 Nxc3 11. Bxc3 Bxc3 12. Rxc3 e5 13. e4 a5 14. Nd2 {E18: Queen's Indian: Old Main Line (4 g3 Bb7 5 Bg2 Be7 6 0-0 0-0 7 Nc3)} Nd7 15. f4 {[#]} c6 $146 ({Predecessor:} 15... Qe7 16. Nf3 f6 17. Re1 Nc5 18. Rce3 Bc8 19. Qc2 Bd7 20. b3 Rfb8 21. a3 b5 22. cxb5 Rxb5 {1-0 (55) Nakamura,H (2785)-Anton Guijarro,D (2650) Caleta 2017}) 16. a4 {The position is equal.} cxd5 17. exd5 exf4 18. Rxf4 Ne5 19. Nf3 Nxf3+ 20. Qxf3 Qc7 21. Qf2 Ba6 22. Rb3 Rab8 $1 23. Re4 f5 24. Re1 Qc5 25. Bf1 f4 26. g4 Qc7 27. Re4 g5 28. h4 Qd7 29. Re6 Qxa4 (29... Bc8 $11) 30. Rh3 (30. Qc2 $14 Rb7 31. hxg5) 30... Qd1 $11 ({Of course not} 30... Bxc4 $6 31. Re4 $16) 31. Kh2 Bc8 32. Re1 (32. Re7 $11 {keeps the balance.} Qxg4 33. hxg5) 32... Qxg4 $17 33. hxg5 Rb7 $36 {[%mdl 2048] Keeping White busy.} 34. Rh4 Qxg5 {White must now prevent ...Rg7.} 35. Bd3 $2 {[%mdl 8192] [#]} (35. Bh3 $17 Qg3+ 36. Qxg3+ fxg3+ 37. Kxg3) 35... Rg7 $2 (35... h5 $1 $19 {has better winning chances. Hoping for ...Bg4.} 36. Kh1 Rg7) 36. Rg1 Qxg1+ 37. Qxg1 Rxg1 38. Kxg1 Bf5 39. Bxf5 Rxf5 $19 {[%mdl 4096] Endgame KR-KR} 40. Kf2 $2 {[%mdl 8192]} (40. Rh3 $17) 40... Kg7 41. Kf3 h5 42. Rh1 Kf6 43. Re1 $2 (43. b3) 43... Re5 44. Rh1 Kg5 45. Rg1+ Kf5 46. Rg8 Re3+ 47. Kf2 Rb3 48. Re8 Rxb2+ 49. Kf3 Rb3+ 50. Kf2 Rc3 51. Re6 Rxc4 52. Rxd6 Rd4 53. Rxb6 Rxd5 54. Ra6 h4 55. Ra8 h3 (55... Kg4 $142 56. Rg8+ Rg5 57. Rc8 h3 58. Rc7 Rh5 59. Kg1 f3 60. Rc2 Re5 61. Rc8 Re1+ 62. Kf2 {[#]} h2 $1 {[%mdl 512]} 63. Rg8+ Kf5 64. Kxe1 h1=Q+ 65. Kf2 Qh7 66. Rg3 Qh2+ 67. Kxf3 Qxg3+ 68. Kxg3 Ke5 69. Kf3 a4 70. Ke3 a3 71. Kf3 a2 72. Ke3 a1=Q 73. Kd3 Qc1 74. Ke2 Qc3 75. Kf1 Qd2 76. Kg1 Kf4 77. Kh1 Kg3 78. Kg1 Qg2#) 56. Kf3 Rd3+ 57. Kf2 Ra3 58. Rh8 a4 {[%cal Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 59. Ra8 Ra1 {Black mates.} 60. Rh8 h2 61. Rxh2 a3 62. Kf3 Rf1+ 63. Kg2 {[#]} a2 $1 {[%mdl 512]} 64. Rh5+ Kg4 65. Rh8 f3+ 66. Kh2 Rf2+ {Precision: White = 36%, Black = 69%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "6"]
[White "Boros, Denes"]
[Black "Chandra, Akshat"]
[Result "0-1"]
[ECO "C24"]
[WhiteElo "2445"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "100"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,100,14,26,12,6,21,29,28,21,0,2,0,0,-27,-10,-40,-41,-37,-21,-30,-38,-41,-38,-67,-63,-80,-46,-44,-53,-40,-44,-54,-66,-112,-118,-129,-44,-40,-45,-50,-50,-49,-52,-72,-56,-56,-60,-64,-37,-99,-112,-205,-212,-274,-248,-275,-275,-252,-242,-285,-255,-372,-367,-360,-339,-392,-323,-329,-229,-225,-218,-259,-259,-279,-285,-365,-352,-351,-352,-356,-294,-620,-614,-597,-584,-743,-695,-696,-683,-747,-719,-1077,-60]} 1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. a4 (4. Nf3 Be7 5. O-O O-O 6. Nc3 d6 7. a3 Bg4 8. Be3 Nd4 9. Bxd4 exd4 10. Nd5 Nxd5 11. Bxd5 c6 12. Bb3 Kh8 13. h3 Bh5 14. Re1 Bf6 15. g4 Bg6 {1-0 (68) Fressinet,L (2662)-Bu,X (2730) Riadh 2017}) 4... Bc5 5. c3 a6 6. Bg5 $146 {C24: Bishop's Opening: 2...Nf6} ({Predecessor:} 6. b4 Ba7 7. Nf3 d6 8. Na3 h6 9. Nc2 O-O 10. Bb3 Be6 11. Bxe6 fxe6 {½-½ (41) Friedrich,W-Urban,M (2235) Augsburg 1994}) 6... h6 7. Bh4 Be7 8. Nd2 {White has an edge.} O-O 9. Ne2 Nh5 10. Bxe7 Nxe7 11. Nf3 d6 12. h3 Ng6 13. O-O c6 14. Bb3 Qf6 15. Ng3 Nhf4 $1 16. Kh2 Be6 17. Bc2 d5 18. d4 $1 Rad8 19. Re1 dxe4 20. Nxe4 Qe7 $1 21. Bb3 exd4 22. cxd4 {[#]} Qc7 (22... Nh4 $1 $17 {[%cal Rh4g2]} 23. Bxe6 Nxe6) 23. Kg1 $15 Bd5 24. Rc1 Ne6 25. Bxd5 Rxd5 26. Nc5 Ngf4 27. Nb3 Rfd8 28. h4 Ng6 29. Rc4 ({White should play} 29. Qd2 $15) 29... Qf4 30. Qe2 (30. g3 $17 Qf5 31. Qe2) 30... Nxh4 $19 31. Ne5 Nxd4 32. Rxd4 Rxd4 33. Nxd4 Rxd4 34. Nd7 {Hoping for Qe8+.} Ng6 35. g3 (35. Rd1 $142) 35... Qd6 36. Nb6 Kh7 {...Qb4 is the strong threat.} 37. Qe3 Rd3 38. Qe4 Qd4 39. Qxd4 Rxd4 {[%mdl 4096] Endgame KRN-KRN} 40. Re2 a5 41. f4 f6 42. Kg2 Rb4 43. Nd7 Rxa4 44. Re8 Rd4 45. Rd8 $2 (45. Nc5) 45... Rd5 {Black is clearly winning.} 46. Kf3 h5 47. g4 hxg4+ 48. Kxg4 Kh6 49. b3 b5 50. f5 {[#]} Rd1 $2 {Precision: White = 44%, Black = 77%.} ({Better is} 50... Rxd7 $1 $19 51. Re8 (51. Rxd7 Ne5+) 51... Ne5+ 52. Kf4 Rd4+ 53. Ke3 Rd3+ 54. Kf4 Rf3+ 55. Ke4 Rxb3) 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "6"]
[White "Tsolakidou, Stavroula"]
[Black "Gurevich, Daniel"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2412"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "150"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,149,13,12,27,23,60,43,36,25,66,72,70,32,52,27,25,29,25,14,41,41,44,34,37,38,41,20,47,30,29,31,31,33,33,21,21,29,23,0,0,-2,-6,-13,-22,-15,-14,-20,-26,-15,-17,-14,0,-15,-8,-10,-9,-64,-64,-62,-66,-72,-57,-96,-64,-64,-67,-68,-49,-263,-251,-414,-421,-426,-421,-406,-395,-319,-284,-320,-263,-285,-18,-18,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-8,-7,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. Nf3 d5 3. d3 dxe4 4. dxe4 Qxd1+ 5. Kxd1 Bg4 6. Be2 {LiveBook: 5 Games. B10: Caro-Kann: 2 d3 and 2 c4} (6. Be3 Nd7 7. Nbd2 e5 8. Bc4 Bc5 9. Ke2 Bxe3 10. Kxe3 Ngf6 11. h3 Bxf3 12. Nxf3 {1-0 (49) Ivanchuk,V (2747)-Vidit,S (2689) Doha 2016}) 6... Nf6 7. Nfd2 e5 8. f3 {White is slightly better.} Be6 9. Bc4 Bxc4 10. Nxc4 Nfd7 11. Ke2 Na6 12. Nbd2 $146 ({Predecessor:} 12. Rd1 Nac5 13. Be3 {1-0 (28) Todorov,T (2480)-Soors,S (2408) Belgium 2014}) 12... f6 13. Rd1 O-O-O 14. Nf1 Ndc5 15. Rxd8+ Kxd8 16. Be3 Be7 17. a4 b6 18. Nfd2 Nb4 19. Bxc5 Bxc5 20. c3 Na6 $1 21. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Be7 22. Ne3 Nc7 23. Ndc4 Ne6 24. b5 Kc7 25. a5 Nf4+ 26. Kf1 Bc5 27. axb6+ axb6 28. g3 cxb5 29. gxf4 bxc4 30. Nxc4 $11 {[%mdl 4096] Endgame KRB-KRN} b5 31. Nb2 exf4 32. Nd3 Be3 33. Rb1 (33. Nb4 $11) 33... Kc6 $15 34. Ke2 Ra8 35. Nb4+ $1 Kc5 {White must now prevent ...Kc4.} 36. Nc2 Kc4 37. Nxe3+ fxe3 {KR-KR} 38. Rb4+ Kc5 $1 39. Rb2 $2 (39. Kxe3 $15 Ra3 40. Kd3) 39... Ra3 $19 40. Kd3 $2 (40. Rc2 {might work better.}) 40... g5 41. h3 h5 42. Rb1 h4 43. Rb2 Ra1 44. Rh2 Re1 45. Rg2 Rh1 $2 (45... Rd1+ $19 46. Kxe3 Rh1) 46. e5 $1 $11 {The position is equal.} fxe5 {[#] Threatens to win with ...e2.} 47. Rxg5 Kd6 48. Kxe3 Kd5 49. f4 Rxh3+ 50. Kd2 Kc4 51. fxe5 Rd3+ 52. Kc2 Rxc3+ 53. Kb2 Rb3+ (53... Rh3 $5 54. e6 $8 Rb3+ 55. Kc2 Re3 56. Rg4+ Kc5 $11) 54. Kc2 {[#] aiming for Rg4+.} Rg3 55. Rxg3 $1 hxg3 {KPP-KP} 56. e6 g2 57. e7 g1=Q 58. e8=Q {KQ-KQ} Qf2+ 59. Kb1 Qd2 {Strongly threatening ...Qd3+.} 60. Qe4+ Kb3 {[%cal Rd2d1]} 61. Qf3+ Qc3 62. Qd5+ Ka4 63. Qa8+ Kb4 64. Qe4+ Kb3 {[%csl Gb3][%cal Rc3b2]} 65. Qd5+ Qc4 66. Qf3+ Kb4 {And now ...Qb3+ would win.} 67. Qf8+ Kc3 68. Qf3+ Qd3+ (68... Kd2 {is more complex.} 69. Qf2+ Kd3 70. Qf3+ Kd4 71. Qf4+ Kc3) 69. Qxd3+ Kxd3 {KP-K} 70. Kb2 Kc4 {[%cal Bd3c4,Bc4c3,Bc3b3][%mdl 32] ...Kb4 is the strong threat.} (70... b4 $5) 71. Kc2 b4 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 72. Kb2 b3 73. Kb1 Kc3 {( -> ...b2)} 74. Kc1 $2 {[%mdl 8192]} (74. Ka1 Kd4 75. Kb2) 74... b2+ 75. Kb1 Kb3 {Precision: White = 55%, Black = 63%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "7"]
[White "Vorontsov, Pavlo"]
[Black "Tsolakidou, Stavroula"]
[Result "1-0"]
[ECO "E16"]
[WhiteElo "2559"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,121,16,8,12,22,22,53,15,43,32,27,13,16,6,19,0,-3,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-15,0,0,0,-6,0,0,0,0,0,-1,-16,-85,-91,-93,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,183,168,266,273,241,156,134,83,92,27,83,88,89,89,98,81,78,27,27,13,395,408,495,477,29991,29992,29992,29993,29993,29994,29994,29995,29996,29997,29998,29999]} 1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. Nc3 b6 6. e3 Bxc3 {E11: Bogo-Indian} (6... O-O 7. Bd3 Bb7 8. O-O a5 9. a3 Bxc3 10. Bxc3 Ne4 11. Be1 f5 12. Nd2 Ng5 13. f4 Nf7 14. e4 Nh6 15. Qe2 d6 16. Nf3 {1-0 (40) Shankland,S (2661)-Saric,I (2660) Biel 2016}) 7. Bxc3 Ne4 8. Rc1 Bb7 9. Be2 O-O 10. O-O d6 {LiveBook: 6 Games} 11. Be1 Nd7 12. Nd2 f5 13. f3 $146 ({Find the theoretical novelty and annotate with similar games:} 13. Nb3 c5 14. f3 {0-1 (45) Trikaliotis,G (2195)-Sula,Z (2330) Crete 1996}) 13... Nef6 14. Qc2 c5 15. dxc5 dxc5 16. Nb1 Nh5 17. f4 Nhf6 18. Bh4 Qf7 19. Nc3 Ne4 20. Bf3 {[%cal Rc3e4]} Ndf6 21. Bxf6 Nxf6 22. Bxb7 Qxb7 23. Rcd1 Rad8 24. Rd3 Kf7 25. Rfd1 Ke7 26. h3 Qc6 27. Qd2 {[%cal Rd3d8]} Rxd3 28. Qxd3 Rg8 29. Ne2 Ne4 30. Nc3 Nf6 31. Ne2 h6 32. Qa3 a5 33. Nd4 (33. Qd3 $11) 33... Qe4 $17 {Hoping for ...g5.} 34. Nf3 Rd8 ({Don't play} 34... Qxc4 $6 35. Ne5 $11) (34... g5 $1 $17 {[%cal Rg5g4]} 35. fxg5 hxg5) 35. Rxd8 $11 Kxd8 36. Qb3 $36 {[%mdl 2048] White fights for an advantage.} Kc7 37. Nd2 Qc6 (37... a4 {NOTEXT} 38. Qc3 Qc6 39. Kf2 Qd7 40. Ke2 Kb7) 38. Qc3 Qd7 39. Kf1 Kd8 40. Ke2 Ke8 41. Qe5 Qc6 42. Qb8+ Kf7 43. Nf3 {Ne5+ would kill now.} Nd7 $2 (43... Ke7 $1 $11) 44. Qd8 $18 Qa4 (44... Qb7 $142 45. a4 Qc6) 45. Kf2 Qc6 46. Kg3 Qb7 47. Kh4 ({Better is} 47. b3) 47... Nf8 $16 48. Ne5+ Kg8 49. g3 $1 g5+ 50. Kh5 Qg7 51. Qe8 {Strongly threatening Ng6.} gxf4 52. gxf4 (52. exf4 $16 Kh7 53. g4) 52... Kh7 $11 53. a3 a4 $2 {[%mdl 8192]} (53... Qg2 $11 {and Black is okay.} 54. Qe7+ Qg7) 54. Qxa4 $18 Qg2 {[%cal Rg2h3]} 55. Qa7+ Kh8 (55... Qg7 $18 56. Qxb6 Nd7 57. Qxe6 Nxe5 58. Qxe5 Qd7) 56. Nf7+ {White mates.} Kg8 57. Nxh6+ Kh8 {[#]} 58. Nf7+ $1 Kg8 {[#]} 59. Ng5 $1 Kh8 60. Qf7 {[%cal Rf7f8]} Qa8 61. Kh6 {Precision: White = 67%, Black = 54%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "7"]
[White "Paragua, Mark"]
[Black "Khamrakulov, Djurabek"]
[Result "1-0"]
[ECO "D24"]
[WhiteElo "2513"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,63,12,43,9,27,-27,-47,-26,-35,-85,5,0,70,81,186,174,269,272,356,346,259,216,635,635,627,633,597,616,604,617,542,317,309,316,315,310,310,304,337,330,625,631,957,854,2700,1105,29939,29946]} 1. d4 d5 2. c4 dxc4 3. Nf3 Nf6 4. Nc3 a6 5. e4 b5 6. e5 Nd5 7. a4 Nxc3 8. bxc3 Bb7 9. e6 f6 10. Be3 {D24: Queen's Gambit Accepted: 3 Nf3 Nf6 4 Nc3} (10. Be2 Qd5 11. O-O Qxe6 12. Re1 Qf7 13. Nh4 b4 14. Nf5 a5 15. Bf3 Nc6 16. Nh6 {1-0 (16) Gormally,D (2488)-Granda Zuniga,J (2674) Douglas 2014}) 10... Qd5 11. axb5 $146 ({Better is} 11. Nd2) ({Predecessor:} 11. Qb1 Nc6 12. axb5 axb5 13. Rxa8+ Bxa8 14. Be2 Nd8 15. Ng5 fxg5 16. Bf3 Qxe6 17. Bxa8 c6 {½-½ (27) Griego,D (2399)-Hertan,C (2468) USA 1987}) 11... axb5 $11 12. Rxa8 {Black is slightly better.} Bxa8 13. Qb1 Na6 ({Black should try} 13... Nc6 $17) 14. Nd2 c6 (14... g6 $11) 15. Nxc4 $1 $14 {aiming for Nb6.} bxc4 (15... Qxe6 $16 16. Nb6 Bb7) 16. Qa2 $1 $18 {[%cal Ra2a6]} Bb7 (16... Nc7 $142) 17. Bxc4 Qxg2 18. Rf1 Qe4 ({But not} 18... Qxh2 19. Bxa6 Qc7 20. d5 $1 $18 {[%mdl 512]}) 19. Kd2 g6 $2 (19... Bc8) 20. Rb1 $1 {[%cal Rb1b7]} Bc8 {[#]} 21. Qxa6 $1 {[%cal Ra6c8][%mdl 512]} Bxe6 {[#]} (21... Bxa6 22. Rb8+) 22. f3 $1 {[%cal Rf3e4][%mdl 512]} Qf5 (22... Qxf3 23. Bxe6) 23. Qxc6+ Kf7 {If Black can now play ...Bxc4 this consolidates a bit.} 24. Bxe6+ Qxe6 25. Qxe6+ Kxe6 {[%mdl 4096] Endgame KRB-KRB} 26. c4 {[%cal Bc3c4,Bc4c5,Bc5c6,Bc6c7][%mdl 32]} Bg7 27. d5+ Kf7 28. Rb7 Re8 $2 (28... Rc8 29. d6 Ke6 30. Rxe7+ Kxd6 31. Rxg7 Rxc4 32. Rxh7 Ke5) 29. c5 Kf8 30. c6 f5 {[#]} 31. Bf4 (31. d6 $142 $1 {[%mdl 512]} Be5 (31... exd6 32. c7) 32. d7) 31... g5 32. c7 {Precision: White = 70%, Black = 15%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "7"]
[White "Chandra, Akshat"]
[Black "Bartholomew, John"]
[Result "0-1"]
[ECO "B67"]
[WhiteElo "2510"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,70,25,0,53,51,42,40,59,32,41,16,19,46,65,78,97,95,90,96,100,61,64,15,19,30,141,143,153,160,136,133,121,119,181,192,181,187,183,0,0,0,0,0,0,-27,-38,-34,-29,-6701,-6657]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 e6 7. Qd2 a6 8. O-O-O Bd7 9. f3 h6 10. Be3 b5 11. Nxc6 Bxc6 12. Ne2 e5 {B66: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 h6} (12... Bb7 $11) 13. Nc3 $14 Be7 14. Kb1 Rb8 {White is slightly better.} 15. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} b4 16. Nd5 Nxd5 17. exd5 Bb5 18. h4 O-O $146 ({Don't blunder} 18... Bxh4 $2 19. g5 $18) ({Predecessor:} 18... Bxf1 19. Rdxf1 h5 20. g5 {1-0 (51) Zezulkin,J (2523)-Jaworski,M (2381) Czechia 2002}) 19. g5 h5 20. f4 exf4 21. Bxf4 (21. Bd4 {is more complex.} Qc8 22. Qxf4 Qg4 23. Qd2 Rfe8 24. Rg1) 21... g6 22. Bxb5 Rxb5 23. Rhe1 $36 {[%mdl 2048] White fights for an advantage.} Qd7 (23... Qc7 $1 $11) 24. Qe2 $1 $16 {[%cal Re2e7]} Bd8 25. b3 Rc5 26. Qe4 a5 27. Bc1 Bb6 {[#]} (27... Rc7 $16) 28. Bb2 $1 $18 {Black must now prevent Qd4.} Rcc8 {[#]} 29. Qf4 $1 {[%cal Rf4f6] And now Qf6 would win.} Qf5 30. Qxf5 $2 ({Only move:} 30. Qxd6 $18 Rxc2 31. Qf6 Rh2+ 32. Qxf5 gxf5 33. d6 Rxh4 34. d7) 30... gxf5 $11 31. Rf1 Rfe8 32. Rxf5 Re2 33. Rdf1 Rcxc2 34. Ba1 {Hoping for g6.} Rf2 35. Rxf7 $2 {[%mdl 8192]} (35. R5xf2 $11 Rxf2 36. Rc1) 35... Kxf7 {Precision: White = 66%, Black = 52%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "7"]
[White "Gurevich, Daniel"]
[Black "Boros, Denes"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2483"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "32"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,32,0,25,27,41,23,26,19,39,37,31,18,25,5,13,0,3,0,14,0,0,-12,-7,-8,-3]} 1. d4 Nf6 2. Nf3 d5 3. Bf4 Bf5 4. c4 e6 5. e3 a6 (5... Bxb1 $5 6. Qxb1 Bb4+ 7. Kd1 Bd6 $11) (5... Bxb1 6. Qxb1 Bb4+ 7. Kd1 Bd6 8. Bg5 h6 9. Bxf6 Qxf6 10. cxd5 exd5 11. e4 Be7 12. Bb5+ c6 13. e5 Qf4 {1-0 (75) Carlsen,M (2834)-So,W (2792) Wijk aan Zee 2018}) 6. Qb3 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} Ra7 7. cxd5 $146 ({Predecessor:} 7. Nc3 c5 8. cxd5 Nxd5 9. Nxd5 Qxd5 10. Qxd5 exd5 11. Bxb8 Ra8 12. Bf4 {1-0 (20) Kuhn,H (2227)-Farinas Lucas,J (1893) ICCF email 2010}) 7... exd5 8. Nc3 {White has an edge.} Be7 9. Be2 O-O 10. O-O c6 11. h3 Nbd7 {The position is equal.} 12. Rfc1 Re8 13. Qd1 Ne4 14. Nxe4 Bxe4 15. Bd3 Bxd3 16. Qxd3 Ra8 {Precision: White = 36%, Black = 52%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.11"]
[Round "7"]
[White "Abrahamyan, Tatev"]
[Black "Patel, Advait"]
[Result "0-1"]
[ECO "C50"]
[WhiteElo "2332"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,122,27,0,17,18,39,-1,0,-27,-24,-91,-57,-87,-58,-67,-11,-83,-78,-78,-42,-105,-75,-54,-58,-95,-87,-92,-58,-54,-35,-139,-161,-194,-16,-16,-18,-42,-15,-52,-16,-94,-12,-43,-24,-57,-29,-15,-29,-101,-100,-97,-90,-142,-49,-69,-43,-48,-60,-86,9,16,8,0,16,22,42,0,77,-146,-174,-179,-140,-202,-168,-411,-14,-462,-416,-426,-444,-429,-401,-351,-343,-472,-472,-1972,-1153,-970,-695,-631,-411,-382,-376,-625,-629,-598,-564,-583,-550,-29989,-29990]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 O-O 7. Nbd2 a6 8. Bb3 h6 9. Re1 Be6 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3} 10. Bc2 (10. Bxe6 fxe6 11. Nf1 Qd7 12. b4 Ba7 13. Be3 Bxe3 14. Rxe3 Ne7 15. a4 Kh8 16. Re1 Rf7 17. N1d2 {½-½ (28) Huschenbeth,N (2596)-Bacrot,E (2723) Germany 2018}) 10... Re8 11. h3 d5 12. Qe2 {LiveBook: 5 Games} Bf8 13. Nf1 g6 14. N3h2 $146 ({Predecessor:} 14. Ng3 Bg7 15. Be3 Qe7 {½-½ (58) Young,A (2023)-Kett,T (2223) Bridgend 2018}) 14... d4 15. Qf3 Bg7 16. g4 (16. Bd2 $11 {keeps the balance.}) 16... Nh7 17. Qg2 b5 18. Ng3 Kh8 (18... dxc3 $15 19. bxc3 b4) 19. Kh1 (19. Ne2 $11) 19... a5 $17 {[%cal Ba6a5,Ba5a4][%mdl 32]} 20. Nf3 a4 $36 {[%mdl 2048] Black fights for an advantage.} 21. a3 (21. cxd4 $15 Nxd4 22. Nxd4 Qxd4 23. a3) 21... Na5 22. cxd4 exd4 23. Bf4 c5 24. Rad1 Nc6 25. Ne2 b4 26. Rc1 (26. Bh2 $15) 26... c4 27. dxc4 bxa3 $2 (27... d3 $19 28. Rcd1 (28. Red1 $2 Bxb2 29. Bxd3 Bxc1 $19) 28... dxc2 29. Rxd8 Raxd8) 28. bxa3 $11 Bxc4 29. Bb1 Bb5 30. Rcd1 Qb6 31. Nc1 (31. e5 $11 {remains equal.}) 31... Bc4 ({Black should play} 31... Qc5 $17 32. Bd3 Bxd3 33. Rxd3 Rad8) 32. Bd3 (32. Nd2 $5 {[%cal Rd2c4]}) 32... Qb5 33. e5 Nf8 34. Bxc4 Qxc4 35. Nd3 (35. Bg3 $11) 35... Ne6 36. Bc1 Rab8 37. Nf4 ({Better is} 37. Ng1) 37... Ng5 (37... Qc3 $17 38. Nd5 Qc5) 38. Nd2 $15 Qc2 39. h4 $1 {[%cal Rh4g5]} Bxe5 40. Nxg6+ fxg6 (40... Qxg6 $17 41. hxg5 hxg5) 41. hxg5 $11 hxg5 {Hoping for ...Bf4.} 42. Nf3 Rb1 43. Nxg5 {White threatens Qh3+ and mate.} Kg7 $1 44. Qf3 {Qf7+ would kill now.} Qc4 (44... Rh8+ 45. Kg2 $16) (44... Nd8 $11) 45. Bf4 $2 {[#]} (45. Kg2 $16 {and life is bright.}) 45... Bxf4 $1 $17 {[%mdl 512]} 46. Rxb1 (46. Qxf4 Rxe1+) 46... Rxe1+ 47. Rxe1 Bxg5 48. Re8 $2 (48. Qe4 {was necessary.}) 48... Bf6 $2 {[#]} (48... Be7 $1 $19 {( -> ...Qf1+)} 49. Qh3 Qd5+ 50. Kg1 Kf7) 49. Qh3 $2 {[%mdl 8192]} (49. g5 $1 $11 {[%mdl 512] and White is okay.} Be7 {[#]} (49... Bxg5 50. Qf8+) 50. Rxe7+ $1 {[%mdl 512]} Nxe7 51. Qf6+ Kg8 52. Qxe7) 49... Qd5+ $19 (49... Kf7 $2 50. Rc8 $19) 50. Kg1 {Intending Qh8+ and mate.} Kf7 51. Rc8 Ne7 52. Rc1 Qe4 53. Rd1 Nd5 54. Rc1 (54. Qg2 $142 Qe5 55. Qf3) 54... Nc3 {White must now prevent ...Ne2+.} 55. Kf1 Qe2+ 56. Kg2 Qd2 57. Rh1 Nd5 58. Qf3 $2 (58. Qh7+ Bg7 59. Rb1 Nf4+ 60. Kg1) 58... Nf4+ 59. Kg3 Be5 60. Rh7+ Kg8 61. Rd7 {Strongly threatening Qa8+.} Nd3+ {Precision: White = 24%, Black = 35%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.12"]
[Round "8"]
[White "Chandra, Akshat"]
[Black "Gurevich, Daniel"]
[Result "0-1"]
[ECO "B13"]
[WhiteElo "2510"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,64,20,14,14,18,0,15,13,13,0,0,0,0,0,0,0,0,-7,0,0,0,0,11,0,0,0,0,0,33,32,22,-78,-62,-69,-57,-95,-95,-106,-110,-316,-287,-302,-295,-702,-695]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. Bd3 Nc6 5. c3 Nf6 6. h3 g6 7. Bf4 Bg7 {B13: Caro-Kann (Abtausch-Variante 4.c4)} (7... Bf5 8. Bxf5 gxf5 9. Nf3 Qb6 10. Qb3 e6 11. O-O Ne4 12. Nbd2 Be7 13. Rad1 Qxb3 14. Nxb3 b5 15. Ne5 Nxe5 16. Bxe5 Rg8 {0-1 (34) Socko,B (2617)-Navara,D (2727) Wroclaw 2014}) 8. Nd2 e5 9. dxe5 Nd7 10. Ngf3 O-O 11. O-O Ndxe5 {LiveBook: 4 Partien} 12. Nxe5 Nxe5 13. Nf3 Nxf3+ 14. Qxf3 Qb6 $146 ({Vorgänger:} 14... Be6 15. Rfd1 Qb6 16. Rd2 Rfd8 17. Bg5 {½-½ (33) Martinez Reyes,P (2246)-Semerene Indriago,D (2276) Lecheria 2014}) 15. Rab1 Be6 16. Rfe1 Rac8 17. Qe2 a6 18. a3 Rfd8 19. h4 d4 20. c4 Qb3 {[%cal Re6c4]} 21. Rbc1 Rc5 22. Qd2 a5 23. Bg5 Rd7 24. Rcd1 Bf8 25. Re4 h6 26. Bf6 {[#]} (26. Bf4 $11) 26... Bg7 $1 $17 {[%cal Rg7f6]} 27. Bxg7 Kxg7 28. Bf1 d3 $1 29. Bxd3 b5 $36 {[%cal Rb5c4][%mdl 2048] Läuft bei Schwarz.} ({Viel schlechter ist} 29... Rxc4 $6 30. Rxc4 Bxc4 31. Bc2 $11) ({Viel schwächer wäre} 29... Bxc4 $6 30. Bc2 $11) 30. cxb5 $2 {[#]} (30. Qc3+ $17 Qxc3 31. bxc3) 30... Rcd5 31. Re3 Bf5 {[%cal Rd5d3]} 32. Bxf5 $2 (32. Qc3+ Qxc3 33. bxc3 Bxd3 34. b6) 32... Qxd1+ {Precision: Weiß = 29%, Schwarz = 90%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.12"]
[Round "8"]
[White "Khamrakulov, Djurabek"]
[Black "Abrahamyan, Tatev"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2496"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "137"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 27,137,35,37,16,16,16,17,14,20,25,37,33,26,14,37,37,37,37,35,12,35,33,47,42,41,45,48,35,45,27,27,30,44,31,33,27,41,35,35,35,35,25,52,17,26,20,96,102,83,83,83,83,99,25,70,72,79,7,9,10,10,10,19,0,0,0,0,0,7,10,18,14,38,0,38,8,15,10,27,0,0,0,8,12,7,0,0,-6,6,0,2,0,0,0,0,0,9,13,20,43,161,135,171,176,172,160,208,215,12842,12843,12846,12846]} 1. e4 e6 2. d4 d5 3. Nd2 a6 4. Bd3 c5 5. dxc5 Bxc5 6. exd5 exd5 7. Ngf3 Ne7 8. Nb3 Bd6 9. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} Nbc6 10. Bh4 Bg4 11. Bg3 h6 12. O-O O-O 13. c3 Re8 14. Re1 Qc7 {LiveBook: 5 Games. C09: French Tarrasch: 3...c5 4 exd5 exd5 5 Ngf3 Nc6} 15. Bxd6 $146 ({Predecessor:} 15. Be2 Rad8 16. Nfd4 Bc8 17. Bxd6 Qxd6 18. Qd2 Ng6 19. Nxc6 bxc6 20. Bf1 Re6 21. Rad1 Nf4 22. Rxe6 Nxe6 {0-1 (47) Redondo Benavente,J (2184)-Kuzubov,Y (2635) Benasque 2016}) 15... Qxd6 16. h3 Bh5 {The position is equal.} 17. Re3 Rad8 18. Qe2 Bxf3 19. Qxf3 Ne5 20. Qg3 (20. Qf4 {looks sharper.} N7c6 21. Rae1 Re7 22. Bf1 Kf8 23. Qf5) 20... Nxd3 (20... N7c6 {feels hotter.} 21. Rae1 Kf8 22. Rd1 Re7 23. f4 Nd7) 21. Qxd6 Rxd6 22. Rxd3 Ng6 23. Kf1 Nf4 24. Rd4 Ne6 25. Rd2 Red8 26. Rad1 Kf8 27. g3 Ke7 28. f4 g6 29. Kg2 b6 30. Re2 Kf6 31. Nd4 Rc8 32. Nc2 b5 33. Red2 Rcd8 34. Kf3 a5 35. a3 h5 36. Nd4 Nc7 (36... b4 $11 {remains equal.}) 37. g4 $16 hxg4+ 38. hxg4 Rb6 39. g5+ Ke7 40. Nc2 (40. Kg4 $16) 40... f6 41. Re1+ Re6 42. Rde2 (42. gxf6+ $1 $16 Kd6 43. Rxe6+ Kxe6 44. Rh2) 42... Kd6 $11 43. Nd4 Rxe2 44. Rxe2 fxg5 45. fxg5 {[%mdl 4096] Endgame KRN-KRN} Rf8+ 46. Kg3 Rf1 47. Kg2 Rd1 48. Rf2 {And now Rf6+ would win.} b4 $1 49. Rf6+ Kd7 $1 50. Nf3 b3 51. Ne5+ Ke8 52. Rc6 Kd8 53. Rxg6 Rd2+ 54. Kf3 Rxb2 55. Rb6 Rb1 56. g6 {Intending g7 and mate.} Ne8 $1 {Strongly threatening ...Kc7.} 57. Kg2 Ke7 58. a4 {[%cal Ba3a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Ng7 59. Nc6+ Kd7 60. Nxa5 {Rb7+ is the strong threat.} b2 61. Nb7 Kc7 62. a5 {Threatening Nc5.} Nf5 63. Kh2 {Black must now prevent Nd6!} Rc1 (63... Re1 $14 64. Rxb2 Re6) 64. Rxb2 $18 Rxc3 65. a6 $1 {Threatens to win with Rb5.} Rc6 {[#]} 66. a7 $1 {[%cal Ra7a8]} Ra6 {[#]} 67. Nd6 $1 {[%cal Rd6f5][%mdl 512]} Ne7 $2 (67... Kxd6 68. Rb6+ Rxb6) (67... Rxd6 68. a8=Q) 68. g7 Kc6 {[#]} 69. Nc8 $1 {[%mdl 512] Precision: White = 45%, Black = 54%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.12"]
[Round "8"]
[White "Bartholomew, John"]
[Black "Patel, Advait"]
[Result "1/2-1/2"]
[ECO "E81"]
[WhiteElo "2472"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "122"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,122,62,86,20,18,37,34,14,20,0,0,0,18,7,0,0,14,29,11,34,22,0,84,90,93,0,-9,-25,-25,-119,-58,-107,-108,-100,0,0,0,0,0,0,0,0,96,101,94,32,42,-31,0,0,0,0,187,-98,-75,-88,3,100,452,315,309,152,380,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1337,745,571,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Bg5 c5 7. d5 e6 8. Qd2 exd5 9. cxd5 Re8 10. Nge2 Nbd7 11. Ng3 a6 12. a4 Qa5 13. Be2 b5 14. O-O b4 15. Nd1 c4 {LiveBook: 8 Partien. A65: Benoni} (15... Qc7 16. a5 Ne5 17. Kh1 Rb8 18. Ne3 c4 19. Bxc4 Nxc4 20. Qc1 Bd7 21. Qxc4 Rec8 22. Rfc1 Ne8 23. Qxc7 Rxc7 24. Rxc7 Nxc7 {1-0 (61) Cardelli,G (2443)-Papenin,N (2733) ICCF email 2011}) 16. Bxc4 (16. Rc1 $16) 16... Qc5+ $11 17. Ne3 h6 {Weiß steht etwas besser.} 18. Bxf6 Bxf6 19. Rac1 $146 {[%cal Ba1c1,Bc1c2,Bc2c4][%mdl 32]} ({Vorgänger:} 19. Rad1 Nb6 20. Bb3 Bd7 21. Kh1 h5 22. Ne2 Bxb2 23. Qxb2 Qxe3 {½-½ (41) Urban,K (2462)-Jacek,K (2139) Police 2013}) 19... Qd4 20. Rc2 $1 Nb6 21. Bb3 $36 {[%mdl 2048] Weiss drückt.} Bd7 22. a5 Na4 23. Bxa4 $1 Bxa4 24. Ne2 Qa7 25. Rc4 Bg5 (25... Bb5 $11 {bleibt in der Remisbreite.} 26. Rxb4 Bxe2 27. Qxe2 Bd4) 26. f4 $16 Bd8 27. Kh1 (27. Ra1 $16 Bd7 28. Kf2 (28. Rxb4 Bf6 $16)) 27... Bb5 $11 28. Ng3 h5 29. Rfc1 (29. b3 $11 {hält das Gleichgewicht.}) 29... h4 ({Lieber} 29... b3 $17 30. Nef5 gxf5 31. Nxf5 Bxc4 32. Rxc4 Bf6 33. Nxd6 Red8) 30. Ne2 Bxc4 31. Rxc4 Bf6 (31... f5 $17 32. Qd3 Bxa5) 32. Ng4 Bg7 33. f5 $1 Qe7 {zielt auf ...gxf5 ab.} 34. Qf4 $1 Be5 ({Lieber nicht} 34... Bxb2 35. f6 $18) 35. Qc1 {Und fxg6 würde nun gewinnen.} Ra7 (35... gxf5 $11 36. Nh6+ Kh7) 36. Nd4 $16 Bxd4 37. Rxd4 {Droht Dh6 und aus.} Rc7 38. Qf4 (38. Qh6 $14) 38... g5 (38... gxf5 $5 39. Nh6+ $8 Kf8 40. Nxf5 Qf6 $11) 39. Qe3 f6 40. h3 Rb8 $2 {[#]} (40... Rec8 $11 {und Schwarz steht sicher.} 41. e5 Rc1+ 42. Kh2 dxe5) 41. Qb3 $2 (41. e5 $1 $18 {[%mdl 512]} Kf7 (41... dxe5 42. d6) 42. Qd2 fxe5 43. f6) 41... Kg7 $17 42. Kh2 Rb5 (42... Rc1 $17 43. Rc4 Rxc4 44. Qxc4 Qb7) 43. e5 $1 $11 {[%cal Re5f6,Be4e5,Be5e6][%mdl 32]} Qd7 $2 {[%mdl 8192]} (43... dxe5 $16 44. d6 Qe8 45. dxc7 exd4) 44. e6 Qc8 45. Re4 (45. Nf2 $18 {bietet bessere Gewinnchancen.}) 45... Re7 $2 (45... Qe8 $16) 46. Rxb4 $2 (46. Qd1 $18 {Dd4 ist eine echte Drohung.} Rxa5 47. Ne3 (47. Rxb4 Qc5 $17)) 46... Qc5 47. Rxb5 axb5 {[%mdl 4096] Endspiel KDT-KDS} 48. Qd3 Qb4 49. Qc2 Qxa5 50. Qc6 Qb4 {Droht stark ...Df4+.} 51. Qb6 Qf4+ 52. Kg1 Qc1+ 53. Kh2 Qf4+ 54. Kg1 Qb4 55. Kh2 Qf4+ 56. Kg1 Re8 $2 {[%mdl 8192]} (56... b4 $11) 57. Qc7+ Kh8 {[#]} 58. Qf7 $2 ({Der einzige Zug:} 58. Qc3 $1 $18 {[%cal Rc3f6]} Qxf5 59. Qxf6+ Qxf6 60. Nxf6) 58... Qc1+ $1 {Die Stellung ist ausgeglichen.} 59. Kh2 Qf4+ 60. Kh1 Qc1+ 61. Kh2 Qf4+ {Precision: Weiß = 54%, Schwarz = 41%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.12"]
[Round "8"]
[White "Boros, Denes"]
[Black "Vorontsov, Pavlo"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2445"]
[BlackElo "2559"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,92,35,52,12,25,24,31,14,0,-21,-17,-28,-32,-93,2,-59,-93,-422,-416,-397,-382,-466,-467,-407,-232,-215,-222,-221,-206,-202,-168,-187,-184,-198,-204,-216,-216,-214,-197,-226,-206,-261,-248,-411,-408,-419,-420,-404,-405,-444,-437,-294,-397,-615,-600,-606,-605,-604,-596,-597,-597,-2865,-1777,-941,-941,-2971,-2768,-1997,-1987,-1800,-1224,-3812,-1698,-29977,-29979,-29977,-29980,-29979,-29977,-29978,-29974]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 O-O 6. f3 e5 7. d5 c6 {LiveBook: 11 Games} 8. Bg5 {B07: Pirc Defence: Miscellaneous Systems} (8. O-O-O cxd5 9. Nxd5 Nxd5 10. Qxd5 Be6 11. Qxb7 Nd7 12. Ne2 Rb8 13. Qa6 Qc7 14. Nc3 Rfc8 15. Qxd6 Qb7 16. Na4 Rc6 17. Qd3 {½-½ (17) Sveshnikov,E (2512)-Spasov,V (2565) Albena 2013}) 8... h6 9. Be3 $146 ({Find the theoretical novelty and annotate with similar games:} 9. Bxh6 Nxe4 10. Nxe4 Qh4+ 11. g3 Qxh6 12. Qxh6 Bxh6 13. dxc6 Nxc6 14. Rd1 Be6 15. Nxd6 Rfd8 {0-1 (30) Zimmermann,P-Rapparlie,W Baden 1992}) 9... cxd5 10. Nxd5 {White is slightly better.} Nxd5 11. Qxd5 Nc6 12. Qd2 Be6 $36 {[%mdl 2048] White is under pressure.} 13. O-O-O (13. Ne2 $15) 13... Rc8 (13... Bxa2 $17 14. b3 a5) 14. Ne2 (14. Kb1 $1 $11) 14... Bxa2 $15 15. Bxh6 $2 {[%mdl 8192]} (15. Nc3 $17 Be6 16. Qxd6) 15... Bxh6 $19 16. Qxh6 Qa5 $1 17. Nc3 {[#]} Nd4 $1 {[%cal Rd4b3]} 18. Qe3 Be6 (18... d5 $142 19. exd5 {[#]} Bb3 $1 {[%mdl 512]} 20. Qxe5 Nxc2) 19. Rxd4 exd4 20. Qxd4 Qa1+ 21. Kd2 Qxb2 {...d5! is the strong threat.} 22. Bd3 Ba2 23. h4 {intending h5.} Rc5 24. Ne2 Qxd4 25. Nxd4 Bc4 26. g4 a5 {[%cal Ba7a5,Ba5a4,Ba4a3,Ba3a2][%mdl 32]} 27. h5 a4 28. f4 $2 (28. Bxc4 Rxc4 29. c3) 28... Bxd3 29. Kxd3 {Now hxg6 and White clings on.} gxh5 30. gxh5 {[%mdl 4096] Endgame KRR-KRN} a3 31. Nf5 Rxf5 32. exf5 {KR-KR} Ra8 33. Kc3 (33. Ra1 $142 Kh7 34. Ra2) 33... Kh7 34. Kb3 a2 35. Ra1 Kh6 36. Kb2 f6 37. c4 Ra5 38. Kc3 Kxh5 39. Kd4 Kg4 40. Ke4 Kg3 41. Ke3 Kg2 42. Kd4 Kf3 43. Rf1+ Ke2 {Black mates.} 44. Ra1 Kd2 45. c5 dxc5+ 46. Kc4 Kc2 {Precision: White = 24%, Black = 83%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.12"]
[Round "8"]
[White "Tsolakidou, Stavroula"]
[Black "Paragua, Mark"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2412"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,107,0,9,0,0,-3,0,-2,15,7,21,8,20,22,77,72,227,200,260,63,106,80,122,56,56,28,29,0,0,-53,-40,0,-35,-32,0,0,0,-39,-31,-31,-31,-54,-45,-40,-41,-44,0,0,0,0,0,0,134,142,189,211,242,272,267,261,249,0,0,0,176,168,306,44,72,0,192,196,362,279,512,489,758,754,1114,582,516,521,738,727,694,661,1381,1329,2320,2390,29982,29983]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. Bxc6 dxc6 6. Nbd2 {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5} (6. Nc3 O-O 7. Be3 Bd6 8. Bg5 Re8 9. h3 c5 10. Nd5 Be7 11. Nxe7+ Qxe7 12. O-O h6 13. Be3 Nd7 14. Nd2 {1-0 (29) Carlsen,M (2837)-Karjakin,S (2760) Riadh 2017}) 6... O-O 7. Qe2 Re8 8. Nc4 Nd7 9. Bd2 f6 {LiveBook: 5 Games} 10. O-O-O Nf8 11. Kb1 Ne6 $146 ({Predecessor:} 11... Be6 12. Ne3 Qd7 13. Rhg1 a5 {1-0 (40) Chigaev,M (2566)-Fakhrutdinov,T (2429) Khanty-Mansiysk 2017}) 12. Rhg1 b5 13. Ne3 a5 14. g4 {[%cal Bg2g4,Bg4g5][%mdl 32]} a4 15. Nf5 b4 (15... a3 $11 {keeps the balance.}) 16. g5 $16 {Threatens to win with gxf6.} g6 $2 (16... b3 $16 {was called for.}) 17. Nh6+ $18 Kg7 18. Ng4 $2 (18. gxf6+ $18 Qxf6 19. Ng4) 18... fxg5 $14 19. Ngxe5 {[%cal Rd2g5]} a3 20. b3 (20. Nxg5 $2 Nd4 $19) (20. Nxc6 Qd6 $11) (20. Bxg5 $6 Nxg5 21. Rxg5 axb2 $11) ({White should try} 20. d4 $1 $16 {[%cal Rd4c5]} Nxd4 21. Nxd4 Rxe5 22. Nxc6) 20... Qf6 21. Bc1 ({Avoid the trap} 21. Bxg5 $2 Nxg5 22. Rxg5 Rxe5 $1 $19 {[%mdl 512]}) 21... Nf4 22. Bxf4 Qxf4 23. Qd2 (23. Rxg5 $11 Be7 24. Rg2) 23... Rf8 24. Rxg5 Qxd2 25. Rxd2 Bd6 26. h4 Rf4 27. Rg3 Be6 28. Nxc6 Raf8 29. e5 Bc5 30. d4 Bb6 $1 31. Ng5 Bf5 {And now ...h6 would win.} 32. Ne7 Rxh4 {( -> ...Rh1+)} 33. Rg1 $36 {[%mdl 2048] White fights for an advantage.} Bd7 34. Nd5 Rf5 ({Much worse is} 34... Rxd4 $6 35. Rxd4 Bxd4 36. e6 $16) (34... Bc8 $1 $11 {remains equal.}) 35. f4 $16 Ba7 36. Nxc7 {Black must now prevent e6.} h6 37. Nge6+ Kf7 38. Nc5 Bc6 39. N7a6 $2 (39. Rc1 $18) 39... Rhxf4 $11 40. Nxb4 Ba8 $2 (40... Rf1+ $11 {and Black has nothing to worry.} 41. Rd1 Rxd1+ 42. Rxd1 Bf3) 41. Nba6 $1 $18 {c4 is the strong threat.} h5 (41... Bxc5 $142 42. Nxc5 Rf1+ 43. Rd1 Rxg1 44. Rxg1 h5) 42. Rdd1 $2 (42. c4 $18) 42... Bf3 $14 43. Rd2 (43. e6+ $1 $16 Ke7 44. Rd2) 43... h4 $2 {[#]} (43... Ba8 $1 $11 {and Black is okay.}) 44. e6+ $1 $18 {[%cal Be5e6,Be6e7][%mdl 32]} Kf6 $2 (44... Ke7) 45. c4 h3 $2 {[#]} (45... Be4+ 46. Nxe4+ Rxe4) 46. Re1 $1 Rh5 (46... Bh5 $142 47. e7 g5) 47. e7 Bc6 48. Rh2 Bxc5 49. Nxc5 ({Less strong is} 49. dxc5 Re4 $16) 49... Kf7 50. d5 Be8 51. Ne4 {aiming for Nd6+.} Rxe4 52. Rxe4 g5 53. c5 g4 54. Rf2+ {Precision: White = 52%, Black = 38%.} 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.13"]
[Round "9"]
[White "Vorontsov, Pavlo"]
[Black "Chandra, Akshat"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2559"]
[BlackElo "2510"]
[Annotator "TA"]
[PlyCount "138"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,138,16,10,2,20,14,20,20,20,20,17,20,15,15,13,14,19,18,17,17,26,21,36,36,36,32,31,36,33,37,39,49,105,104,116,114,135,129,131,128,149,149,139,128,128,125,130,128,123,123,123,120,108,114,147,124,157,147,167,128,179,116,122,121,118,118,125,116,129,95,104,95,95,0,60,0,95,81,88,87,86,86,93,95,95,95,107,95,109,0,96,0,100,112,104,91,86,86,131,125,245,205,251,165,167,152,147,144,186,35,35,42,52,0,0,0,0,0,0,0,8,8,8,8,8]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 {[%cal Bb1c3,Bc3d5,Bd5e3,Be3f5,Bf5e7][%mdl 32] C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4} Ne8 10. Nd5 Bd6 11. Re1 c6 12. Ne3 Bc7 13. Nf5 d5 14. Ne7+ Kh8 {Strongly threatening ...Be6.} 15. Nxc8 Rxc8 16. d3 f5 {[#]} 17. Qf3 $146 Qf6 18. c3 Nd6 19. Bf4 Nf7 20. Re2 Bxf4 21. Qxf4 Rfe8 22. Rae1 Rxe2 23. Rxe2 $40 {[%mdl 128] White has some attack.} Kg8 {[#]} (23... Nd6 $14) 24. Qe3 $1 $16 {[%cal Re3e8] Intending Qe8+! and mate.} Nd6 25. Qxa7 f4 26. g3 Rf8 27. Bh3 Nf7 {[#]} 28. Be6 $1 ({Don't play} 28. Qxb7 Ne5 $16) 28... Kh8 {Threatens to win with ...Ne5.} 29. Bxf7 ({Resist} 29. Qxb7 $6 Ne5 $11) 29... Qxf7 {[%mdl 4096] Endgame KQR-KQR} 30. Qd4 fxg3 31. hxg3 h6 32. Qe3 Qh5 33. d4 Qf5 34. Kg2 Qb1 35. a3 Kg8 36. Qd2 Qg6 37. Re5 h5 (37... Re8 $16) 38. Qe3 (38. Qe2 $18) 38... h4 39. Rg5 Qh6 40. gxh4 Qxh4 41. f3 Qh6 42. Qe5 Rf6 43. Qe8+ Rf8 44. Qe5 Rf6 $1 45. Qe8+ (45. Kg3 {is interesting.} Re6 46. Qf5 Re2 47. Rh5 Qc1 48. Qh7+) 45... Rf8 46. Qg6 Qxg6 47. Rxg6 {KR-KR} Re8 48. Kf2 Kf7 49. Rg5 Kf6 50. Rh5 Kg6 51. Rh1 Kf6 52. Rh5 Kg6 $1 {[%cal Rg6h5]} 53. Rh1 (53. Re5 {keeps more tension.} Rh8 54. Kg2 Kf7 55. a4 Rh6 56. a5) 53... Kf6 $1 54. a4 Ra8 55. b3 Kf5 56. Re1 Kf6 57. Kg3 Rh8 (57... b5 $16 {is a better defense.}) 58. a5 g5 59. Ra1 Kf5 60. a6 bxa6 61. Rxa6 Rh6 62. Rb6 $2 (62. b4 $18) 62... Re6 $14 63. c4 {Hoping for cxd5.} Re3 $1 64. cxd5 ({Better is} 64. Kf2 $1 $14 Rd3 65. Rxc6 dxc4 66. bxc4 Rxd4 67. Ke2) 64... cxd5 $11 {The position is equal.} 65. Rd6 g4 $1 66. Rxd5+ Ke6 67. Re5+ Rxe5 68. dxe5 {Threatening mate with f4.} gxf3 69. Kxf3 {White wants to mate with Ke4.} Kxe5 {Precision: White = 73%, Black = 63%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.13"]
[Round "9"]
[White "Paragua, Mark"]
[Black "Boros, Denes"]
[Result "1-0"]
[ECO "E46"]
[WhiteElo "2513"]
[BlackElo "2445"]
[Annotator "TA"]
[PlyCount "50"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,50,10,0,19,15,23,12,18,10,21,20,102,102,109,116,115,102,115,113,139,135,229,239,283,276,373]} 1. c4 e6 2. Nc3 Nf6 3. d4 Bb4 4. e3 O-O 5. Nge2 d5 6. a3 Bd6 7. Ng3 c5 8. dxc5 Bxc5 9. b4 Bd6 {E46: Nimzo-Indian: Rubinstein: 4 e3 0-0 5 Ne2 without early Bd3} (9... Be7 10. Bb2 a6 11. cxd5 exd5 12. Bd3 Nc6 13. Nce2 Bd6 14. O-O Be6 15. f4 Bc7 16. Bc2 Bg4 17. Qd3 Bxe2 18. Nxe2 {½-½ (52) Svidler,P (2746)-Bologan,V (2672) Tromsoe 2013}) 10. Bb2 Nc6 11. cxd5 exd5 12. Nb5 Be5 13. Bxe5 Nxe5 14. Be2 {LiveBook: 4 Games} a5 15. O-O Qe7 16. Qd4 $146 ({Predecessor:} 16. bxa5 Rxa5 17. Qd2 {0-1 (94) Forsaa,E (2305)-Sanchez Botella,L (2196) Caleta 2013}) 16... axb4 17. axb4 Rxa1 18. Rxa1 Bd7 (18... Rd8 $11 {keeps the balance.}) 19. Nc3 $16 Nc6 20. Nxd5 Nxd5 21. Qxd5 Be6 22. Qc5 Qf6 23. Rd1 Qb2 (23... Rd8 $16 {is a better defense.}) 24. b5 $18 Ne5 25. f4 Nd7 1-0

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.13"]
[Round "9"]
[White "Gurevich, Daniel"]
[Black "Bartholomew, John"]
[Result "1/2-1/2"]
[ECO "B67"]
[WhiteElo "2483"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,64,19,22,30,40,4,13,9,14,0,0,0,16,16,12,0,0,0,0,0,0,0,0,-15,-12,-20,0,14,11,-21,18,34,37,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bg5 {[%cal Bc1g5,Bg5h4,Bh4g3][%mdl 32]} e6 7. Qd2 a6 8. O-O-O Bd7 9. f4 h6 10. Bh4 g5 11. fxg5 Ng4 12. Nf3 Be7 13. Bg3 hxg5 14. Be2 Nge5 15. Rhf1 {B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7} Qa5 {LiveBook: 3 Games} (15... f6 16. Kb1 Qc7 17. Nxe5 Nxe5 18. Qe1 O-O-O 19. h3 Kb8 20. Bf2 Rc8 21. Bd4 Rh4 22. Qd2 Qa5 {½-½ (33) Perunovic,M (2628)-Djukic,N (2528) Neum 2014}) 16. Kb1 f6 17. Bd3 $146 {White is slightly better.} ({Predecessor:} 17. h3 O-O-O 18. Nxe5 dxe5 19. Bg4 Kb8 20. Rf3 Bc8 21. Rd3 Rdf8 {0-1 (58) Spice,A (2170)-Balinov,I (2475) Heraklio 2007}) 17... O-O-O 18. Qf2 Kb8 19. Nd2 Qc5 20. Qe1 Nb4 21. Nb3 Qc7 22. Qe3 Ka8 23. a3 Nbxd3 24. cxd3 Rc8 25. Rc1 $40 {[%mdl 128] [#] Hoping for Nd5. White mounts an attack.} Qb8 26. Nd2 Qa7 27. d4 Nc4 28. Nxc4 Rxc4 29. Ne2 Rhc8 30. Rxc4 Rxc4 31. Rc1 Rxc1+ 32. Kxc1 Qb6 {Precision: White = 45%, Black = 69%.} 1/2-1/2

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.13"]
[Round "9"]
[White "Patel, Advait"]
[Black "Khamrakulov, Djurabek"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2478"]
[BlackElo "2496"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,132,0,0,0,0,0,0,0,0,0,0,8,10,23,5,24,0,0,0,0,4,8,-11,0,-17,0,0,0,0,0,0,0,0,0,0,0,0,0,0,13,13,13,12,20,0,0,-10,-11,-27,0,0,0,0,0,0,0,0,0,0,0,-8,0,0,0,-84,-88,-88,-88,-81,0,-196,-147,-179,-162,-58,0,-399,-389,-362,-248,-384,-383,-339,-116,-147,-124,-189,0,-160,0,0,0,0,0,-26,-33,-910,-809,-1008,-478,-476,-469,-469,-469,-1186,-1132,-1620,-1397,-1237,-985,-29971,-12846,-29983,-29984,-29984,-856,-29985,-29986]} 1. e4 c6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Ne4 5. Ne2 Qb6 6. d4 {B11: Caro-Kann: Two Knights Variation} e6 7. Ng3 (7. g3 c5 8. Bg2 Bd7 9. O-O Bb5 10. Re1 Nc6 11. c3 Rc8 12. Be3 Bc4 13. Qc2 {½-½ (48) Naiditsch,A (2702)-Bartel,M (2613) Germany 2017}) 7... c5 8. Bd3 Nxg3 9. fxg3 {LiveBook: 4 Games} cxd4 10. O-O Nc6 11. Qe2 h6 12. a3 a6 $146 ({Find the theoretical novelty and annotate with similar games:} 12... Be7 13. b4 {1-0 (61) Raja,H (2427)-Mayank,P (1834) Caleta 2018}) 13. b4 Be7 14. g4 Bd7 15. Bf4 Na7 16. Qf2 Bb5 17. Nxd4 Bxd3 18. cxd3 {And now Be3 would win.} O-O $1 19. Rac1 f6 20. Qe3 {Black should prevent exf6.} Rae8 21. Nf3 Qxe3+ 22. Bxe3 Nc6 23. exf6 Bxf6 24. Bc5 Be7 25. Rfe1 {[#]} e5 $1 {[%mdl 512]} 26. Bxe7 (26. Nxe5 Bxc5+) 26... Rxe7 27. Nh4 Rf6 28. Rc5 Rd7 29. Nf5 Re6 30. Ne3 Ne7 31. Rec1 Kf7 32. Nf5 Rc6 (32... Nxf5 {NOTEXT} 33. gxf5 Ree7 34. Kf2 Kf6 35. g4 e4) 33. Nxe7 Rxc5 34. Rxc5 Kxe7 $11 {[%mdl 4096] Endgame KR-KR} 35. Kf2 Kd6 36. Rc8 Rc7 37. Rg8 Ke6 38. Ke3 Rc3 39. Rxg7 e4 40. Rxb7 (40. Kf4 $11 {remains equal.} exd3 41. Ke3) 40... Rxd3+ $17 41. Kf4 e3 $1 {[%mdl 1024] Black has strong compensation.} 42. Rb6+ Ke7 ({Black should try} 42... Kd7 $1 $17) 43. Rb7+ $2 (43. Rxh6 $11 {and White is okay.} e2 44. Rh7+ Kf8 45. Rh8+ Ke7 46. Rh7+ Kf8 47. Rh8+ Kf7 48. Rh7+ Kf8) 43... Ke8 44. Rb8+ Kd7 45. Rb7+ Kc6 ({Better is} 45... Kd8 $15 46. Rb6 d4) 46. Re7 $2 {[%mdl 8192]} (46. Rh7 $1 $11 {and White stays safe.}) 46... d4 $19 47. h4 ({Weaker is} 47. Ke4 Rd1 $19) 47... Rd2 (47... Rxa3 48. Ke4 $11) 48. g5 (48. Kf3 {is the only way for White.} Rf2+ 49. Kg3) 48... hxg5+ 49. hxg5 {[#]} Kd6 $2 ({And not} 49... Rxg2 50. Ke4 $11) (49... Rf2+ $1 $19 {and Black stays clearly on top.} 50. Kg3 Rf5) 50. Re8 $17 Kd5 51. g3 (51. Kg3 $17 {was necessary.} Rc2 52. Kf3) 51... Rf2+ $19 52. Kg4 {[#]} Rf7 $2 (52... e2 $1 $17 {White must now prevent ...d3.} 53. g6 Rf6 54. Rxe2 Rxg6+ 55. Kf5 Rxg3 56. Re5+ Kc4 57. Rc5+ Kb3) 53. g6 $11 Rd7 54. Kf5 {Threatening Kf6.} Kc4 {...d3 is the strong threat.} 55. Kf6 {aiming for g7.} (55. Ke6 $5 {[%cal Re6d7]} Rb7 56. Kf6 $16) 55... d3 {Hoping for ...d2.} 56. g7 $2 {[%mdl 8192] [#]} (56. Re4+ $15 Kb5 57. Rxe3) 56... Rxg7 $3 $19 {[%mdl 512]} 57. Kxg7 {KR-K3P} e2 (57... d2 $142 58. Kf6 Kd3 59. Rd8+ Ke2) 58. Kf6 d2 59. Rxe2 d1=Q {KQ-KR} 60. Re5 (60. Re4+ $142 Kd3 61. Rf4) 60... Qf3+ 61. Rf5 Qxa3 62. Rf4+ Kd5 63. Rg4 Qf3+ 64. Kg5 Ke5 65. Kh4 Qh1+ 66. Kg5 Qh3 {Precision: White = 47%, Black = 64%.} 0-1

[Event "Norm Congress-GM 2018"]
[Site "Saint Louis"]
[Date "2018.02.13"]
[Round "9"]
[White "Abrahamyan, Tatev"]
[Black "Tsolakidou, Stavroula"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "2332"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2018.??.??"]
[EventType "schev"]
[EventCountry "USA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,123,23,40,20,34,25,47,30,54,0,38,19,25,37,93,52,124,123,127,108,189,156,268,205,368,290,290,152,145,108,120,113,140,8,213,196,196,166,186,129,617,588,628,591,780,723,614,130,133,135,114,113,186,161,717,340,334,331,314,281,652,212,212,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 Nc6 7. Be3 {B56: Classical Sicilian: Unusual Lines} e6 (7... g6 8. Nd5 Nxd5 9. exd5 Ne5 10. Bd4 Bh6 11. Be2 O-O 12. O-O b5 13. a4 b4 14. c3 Bb7 15. cxb4 Bxd5 {0-1 (29) Anand,V (2776)-Vachier Lagrave,M (2811) Bastia 2016}) 8. g4 Be7 9. g5 Nd7 10. h4 b5 {LiveBook: 3 Games} 11. f4 Qc7 $146 ({Predecessor:} 11... O-O 12. Qf3 Qc7 13. O-O-O Re8 14. h5 Bf8 15. Qf2 Rb8 {1-0 (30) Dolezal,C (2405)-Galagovsky,C (2082) Buenos Aires 2014}) 12. Qd2 Nb6 13. a3 Rb8 14. h5 (14. Nd4 $14) 14... O-O 15. h6 g6 $1 16. Nd4 $36 {[%mdl 2048] White is more active.} Rd8 (16... Nxd4 $14 17. Bxd4 (17. Qxd4 e5 $11) 17... f6) 17. O-O-O Bf8 ({Black should try} 17... Bd7 $14) 18. Nxc6 $16 Qxc6 19. f5 b4 (19... Re8 $16) 20. axb4 $18 Na4 (20... Nd7 $16) 21. Bd4 Bd7 $2 (21... Re8 22. fxg6 fxg6) 22. fxg6 fxg6 23. Nxa4 (23. b3 $18) 23... Qxa4 $16 {[%cal Ra4a1]} 24. b3 Qxb4 25. Bc3 Qc5 26. b4 (26. Bc4 $16) 26... Qb6 $2 (26... Qc8 $1 $11 {and Black has nothing to worry.}) 27. Bc4 $1 $18 Be7 28. Rhf1 Rdc8 29. Bb3 $1 a5 $2 {[%mdl 8192] [#]} (29... Rxc3 $16 30. Qxc3 Bxg5+ 31. Kb1 Bxh6) 30. Qf4 $1 {[%csl Gf1][%cal Rf4f7]} Rf8 31. Qg4 d5 32. exd5 a4 33. d6 $2 (33. dxe6 $18 Bc6 34. Qg3) 33... Qe3+ $16 34. Bd2 Qe5 {[%cal Re5a1] [#]} 35. c3 $1 Qxd6 (35... axb3 $16 36. dxe7 Rfe8) 36. Ba2 Rfc8 $2 (36... Rxf1 37. Rxf1 Rf8) 37. Qf3 (37. Kb1 $142) 37... Rf8 $18 38. Qe4 {Black must now prevent Bf4.} Rxf1 39. Rxf1 Rc8 $2 (39... Rf8 40. Rxf8+ Kxf8) 40. Re1 $2 (40. Rf3) 40... Kf8 41. Bxe6 $2 ({White should play} 41. Re3 $18) 41... Bxe6 $11 {The position is equal.} 42. Qxe6 Qxe6 43. Rxe6 {Strongly threatening Kb2.} Bxb4 $1 $18 {[%mdl 4096] Endgame KRB-KRB} 44. Rf6+ Ke8 45. Kc2 Be7 46. Ra6 a3 47. Ra7 Kf7 48. Bc1 Ke6 49. Bxa3 Bxg5 50. Rxh7 Bf6 51. Bb2 g5 52. Ra7 g4 53. h7 {Hoping for Ra6+.} Bh8 54. Ra5 g3 55. Rg5 Rc7 56. Rg6+ Kd5 57. Rg8 Rxh7 58. c4+ Kxc4 59. Bxh8 Rh2+ 60. Kd1 g2 61. Ke1 Rxh8 62. Rxg2 {Precision: White = 49%, Black = 44%.} 1/2-1/2

