[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "1.1"]
[White "Gumularz, Szymon"]
[Black "Fischer, Daniel"]
[Result "*"]
[WhiteElo "2539"]
[BlackElo "2356"]
[Annotator "ChessBase"]
[PlyCount "2"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 {[%emt 1:23:31]} e5 {[%emt 1:19:24]} *

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "1.3"]
[White "Jobava, Baadur"]
[Black "Kamalidenova, Meruert"]
[Result "1-0"]
[WhiteElo "2588"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "2"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 2,2,62]} 1. d4 d6 {An uneventful encounter.} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "1.5"]
[White "Dimitrov, Radoslav"]
[Black "Deuer, Marius"]
[Result "0-1"]
[WhiteElo "2487"]
[BlackElo "2304"]
[Annotator "ChessBase"]
[PlyCount "7"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. c4 c6 2. Nf3 d5 3. e3 Nf6 4. b3 {[%emt 0:02:00]} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "3.6"]
[White "Dimitrov, Radoslav"]
[Black "Pfreundt, Jakob"]
[Result "1-0"]
[ECO "B21"]
[WhiteElo "2487"]
[BlackElo "2392"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,83,-14,-10,-8,-11,-20,15,13,9,-30,-16,-23,-33,-25,0,-52,-49,-56,-31,-66,-53,-52,-49,-94,-29,-37,-22,-50,11,0,0,0,0,3,628,681,663,629,674,655,722,691,883,889,1223,1158,1203,1159,1277,1016,1143,657,1658,896,2628,1031,1135,960,2502,1412,1899,1762,1472,1143,2076,1340,1220,1271,1463,1417,5816,1452,29989,29990]} 1. e4 c5 2. Nc3 e6 3. f4 d5 4. Nf3 dxe4 5. Nxe4 Nc6 6. g3 Be7 7. Bg2 {B21: Sicilian: 2 f4 and Morra Gambit.} Nh6 8. O-O Nf5 9. d3 {The position is equal.} h5 10. h3 {[#]} Qc7 $146 ({Predecessor:} 10... b6 11. Bd2 Bb7 12. Kh2 Qc7 13. a4 O-O-O 14. a5 Nxa5 15. Rxa5 bxa5 16. Qa1 h4 17. Bxa5 hxg3+ {0-1 (36) Streit,H-Martorelli,A (2243) Positano 2008}) 11. c3 b6 12. Qe2 Bb7 13. a3 (13. Be3 $11) 13... Na5 $15 14. Nfd2 {To avoid Nb3} Rd8 (14... c4 $5) 15. Rf3 c4 16. dxc4 h4 17. b4 {[#] To avoid Bc5+} (17. g4 $15 {might be stronger.}) 17... hxg3 $1 18. bxa5 $11 Nh4 (18... bxa5 19. Nxg3 Nh4 20. Rb1 $11) (18... Bc5+ $5 19. Kf1 Nh4 $11) 19. Nxg3 Qc6 (19... Nxf3+ 20. Nxf3 Bxf3 21. Qxf3 $16) (19... bxa5 20. Rb1 $14) (19... Nxg2 20. axb6 axb6 21. Qxg2 $14) (19... g5 $1 $15 20. Nde4 Nxf3+ 21. Qxf3 f5 22. Nf6+ Bxf6 23. Qxb7 Rd1+ 24. Kf2 Qxb7 25. Bxb7 Bxc3) 20. Bh1 {Rf2 is the strong threat.} Rxd2 21. Bxd2 {The board is on fire.} Nxf3+ 22. Kf2 $1 {[%cal Rh1f3]} Nxd2 {[%mdl 8192] Black cannot hold the game after this.} 23. Bxc6+ $18 Bxc6 24. Qxd2 Rxh3 25. Nf1 {Inhibits Rh2+.} Bf3 26. Qb2 Bc5+ 27. Ke1 Rh1 28. axb6 axb6 29. a4 Rg1 30. Ra2 Ke7 31. a5 bxa5 32. Rxa5 Be3 33. Qh2 {And now Qh3 would win.} Bb6 34. Rb5 Ba7 35. Qh4+ f6 36. c5 Rg2 37. Nd2 Bc6 {[#]} 38. Rb6 $1 Rg1+ (38... Bxb6 39. cxb6) 39. Kf2 Rg2+ 40. Ke3 Bd7 41. Kd3 {Rb7 would kill now.} e5 42. Rb7 {Weighted Error Value: White=0.12 (very precise) /Black=0.56} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "3.7"]
[White "Moksh Amit Doshi"]
[Black "Davtyan, Artur"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2396"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "109"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,109,22,10,25,20,22,17,16,25,29,35,49,17,12,9,18,1,18,12,17,17,19,16,29,30,42,44,52,37,41,37,52,52,52,52,52,52,54,40,52,52,59,55,59,59,59,44,116,28,28,30,43,42,90,77,224,162,188,177,169,176,168,184,201,185,344,340,430,534,542,488,420,287,642,548,530,500,1156,594,627,309,380,379,371,368,404,411,552,544]} 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. a4 Bd7 9. Qxc4 Bc6 10. Bf4 a5 11. Nc3 Na6 12. Rac1 Bb4 {E05: Open Catalan: 5 Nf3 Be7.} 13. Rfe1 h6 14. Qd3 Rc8 {[#] The position is equal.} 15. Qc2 $146 ({Predecessor:} 15. Qb1 Nd5 16. Be3 Nxe3 17. fxe3 Be7 18. e4 Nb4 19. Rcd1 b6 20. Rf1 Bb7 21. Bh3 {½-½ (29) Donchenko,A (2612)-Bernotas,A (2406) Riga 2018}) 15... Nd5 16. Bd2 Nb6 17. b3 Bxf3 18. Bxf3 Nd5 19. Ne4 {[%cal Bc3e4,Be4d2,Bd2c4,Bc4e5][%mdl 32]} c6 20. Red1 Qe7 21. Bxb4 Ndxb4 22. Qb2 Rfd8 23. Nd2 Ra8 24. Nc4 Nc7 25. h4 Ne8 26. e3 Nd6 27. Ne5 Rac8 28. Rc5 Qc7 29. Qe2 Qb6 30. Bh5 Na6 31. Rc3 Nb4 32. Qf3 {[%cal Rh5f7]} Qc7 33. e4 {[%cal Od4d5]} Qe7 34. Qe2 g6 (34... Rc7 $14) 35. Bg4 {White is more active.} ({White should play} 35. Qg4 $1 $16 {Black must now prevent Rf3.} g5 36. hxg5 Qxg5 37. Qh3 (37. Bxf7+ Nxf7 38. Qxe6 Rc7 $15)) 35... h5 $11 36. Bh3 Kg7 37. Nf3 Rc7 {[#]} (37... Re8 $14 {should be considered.}) 38. Ng5 $1 $16 e5 {Black cannot hold the game after this.} (38... b6 $16 {was necessary.}) 39. Rf3 c5 40. dxe5 Qxe5 41. Re3 Nc6 {[#]} 42. Rd5 (42. f4 $6 Qe7 $14) 42... Qa1+ 43. Kg2 {Hoping for Qd2. Dancing on a razor blade.} Ne8 $2 (43... Nd4 $2 44. Qd2 b6 45. Re1 Nxb3 46. Rxa1 $18) (43... Nf5) 44. Qb5 $18 {aiming for Rxd8.} ({Worse is} 44. Rxc5 Rd1 45. Nf3 Nd4 $11) 44... Nd4 45. Qxa5 Rb8 46. Qa7 Nc6 47. Qxc5 Kg8 $2 (47... Ne7) 48. Rd7 {[%cal Og5e6]} Rxd7 49. Bxd7 Ne5 (49... Qe5 $142 50. Qd5 Qe7 51. Bxc6 bxc6 52. Qxc6 Qc7 53. Qxc7 Nxc7) 50. Bh3 {And now Rc3 would win.} Rd8 51. Qc3 (51. Qe7 $142 Rd1 52. Nf3) 51... Rd1 {( -> ...Rg1+)} 52. Qxa1 (52. Qc8 $2 {gets mated.} Rg1+ 53. Kh2 Rh1+ 54. Kg2 Qg1#) 52... Rxa1 53. Nf3 Nxf3 54. Kxf3 ({Less strong is} 54. Rxf3 Kg7 55. Rd3 Ra3 $18) 54... Nc7 55. Rc3 {Prevents Rc1.  Weighted Error Value: White=0.30/Black=0.31} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "3.8"]
[White "Jobava, Baadur"]
[Black "Kanyamarala, Tarun"]
[Result "1/2-1/2"]
[ECO "B31"]
[WhiteElo "2588"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "23"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,23,24,11,12,0,13,10,8,-38,-35,-51,-12,-25]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. h3 Bg7 6. d3 Nf6 7. Nc3 Nd7 $1 {[%mdl 4] now scores much better than the old 7...0-0. B31: Sicilian: 2...Nc6 3 Bb5 g6.} 8. Bg5 h6 9. Be3 e5 {[#]} 10. g4 $146 (10. a4 $11 {might be stronger.}) ({Predecessor:} 10. Qd2 Qe7 11. O-O g5 12. Ne2 Nf6 13. Qc3 b6 14. Qxe5 Qxe5 15. Nxe5 Nxe4 16. Nxc6 {½-½ (64) Ghukasyan,S (2222)-Jafarli,B (2020) Chess.com INT 2020}) 10... b6 11. a4 a5 12. Nd2 {Black took control after the opening.  Weighted Error Value: White=0.17 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "3.9"]
[White "Mirzoev, Emil"]
[Black "Roshka, Yevgeniy"]
[Result "1/2-1/2"]
[ECO "B13"]
[WhiteElo "2460"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "63"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 32,63,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-18,-18,-18,-18,-18,-18,-18,-10,-10,-8,-18,-8,-8,-3,-10,-8,-18]} 1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. cxd5 Nxd5 8. Qb3 Bxf3 9. gxf3 e6 10. Qxb7 Nxd4 11. Bb5+ Nxb5 12. Qc6+ Ke7 13. Qxb5 Qd7 14. Nxd5+ Qxd5 15. Qxd5 exd5 16. O-O {The modern move.} Ke6 17. Be3 {The position is equal.} Be7 {B13: Caro-Kann: Exchange Variation and Panov-Botvinnik Attack.} 18. Bd4 Bf6 19. Rfe1+ Kf5 20. Rad1 Rhd8 {[#]} 21. b3 $146 ({Predecessor:} 21. b4 Rd7 22. a4 Bxd4 23. Rxd4 g5 24. b5 Rc8 25. Red1 Ke5 26. a5 Rc5 27. Rb4 {1-0 (47) Polanyi,P (2050)-Prohaszka,P (2000) Budapest 2001}) 21... Rd7 22. Bxf6 Kxf6 $11 {[%mdl 4096] Endgame KRR-KRR} 23. Rd4 Rc8 24. Red1 Rc2 25. Rxd5 Rxd5 26. Rxd5 Rxa2 {KR-KR} 27. Rd7 a5 28. Ra7 Ra3 29. Kg2 Rxb3 {Strongly threatening ...Rb5.} 30. Ra6+ Kg5 {Hoping for ...Rb5.} 31. Ra7 a4 32. Ra5+ {A rather calm draw.  Weighted Error Value: White=0.03 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.11"]
[Round "3.10"]
[White "Williams, Simon K"]
[Black "Formento, Paolo"]
[Result "1-0"]
[ECO "C54"]
[WhiteElo "2464"]
[BlackElo "2359"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,61,-5,2,1,31,26,22,24,34,30,45,19,26,18,70,66,154,141,145,148,151,145,145,114,190,173,192,179,276,256,272,241,255,283,245,0,739,684,952,677,644,619,1425,1396,1951,1737]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} Ne7 11. Bd3 Bf5 12. O-O {The position is equal.} Nxc3 13. bxc3 Qd7 14. Nh4 Bxd3 15. Qxd3 f5 {[#]} ({Black should try} 15... f6 $11) 16. a4 $146 ({Predecessor:} 16. f4 Rac8 17. a4 c5 18. a5 c4 19. Qc2 Bd8 20. Nf3 Nc6 21. a6 b5 22. Bc1 b4 23. cxb4 Nxb4 24. Qc3 Nd3 25. Ba3 Re8 26. Ne1 {½-½ (26) Alsina Leal,D (2500)-Postny,E (2582) Cattolica 2021}) 16... a5 (16... Nc6 $14) 17. Rfe1 $16 f4 18. Bc1 Qe6 19. Ba3 Rf7 20. Rab1 g5 (20... Nc6 $16) 21. Nf3 $18 h6 22. Rb5 Nf5 (22... Nc8 {keeps fighting.} 23. Rbb1 Rb8) 23. c4 $1 dxc4 24. Qe4 g4 {[#]} 25. d5 $1 {[%cal Bd4d5,Bd5d6][%mdl 32]} Qg6 {[#]} 26. e6 $2 ({White must play} 26. Rxb6 $1 $18 {[%mdl 512]} cxb6 (26... Qxb6 27. e6) 27. e6 gxf3 28. exf7+ Qxf7 29. Qxf4) 26... Re7 $2 {[%mdl 8192]} 27. Ne5 {White is clearly winning.} Qh5 28. Qxf4 {Active counter play!} Rg7 {Strongly threatening ...g3.} 29. Nd7 {And now Nf6+ would win.} Bd4 {Prevents Nf6+.} 30. d6 c5 31. Rxc5 {Weighted Error Value: White=0.27 (precise) /Black=0.26 (precise)} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "4.6"]
[White "Pfreundt, Jakob"]
[Black "Park, Evan"]
[Result "1/2-1/2"]
[ECO "B23"]
[WhiteElo "2392"]
[BlackElo "2296"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,0,7,0,34,27,26,26,22,22,37,-12,0,-8,-4,-11,-22,-9,-5,-33,-21,-30,-17,-29,-15,-17,-15,-20,-7,-15,-7,-7,0,0,0,-21,-5,-6,-5,-12,0,0,0,-1,-1,-8,0,0,0,0,0,0,0,0,0,-214,-241,-245,-227,-216,-214,-198,-164,-167,-2,-2,-2,-2,-2,-479,-435,-435,0,0,0,-416,-339,-357,-343,-261,-8,-1297,-1333,-1104,-1352,-1287,-1208,-1086,-1002,-1000,0,0,0,-8,-8,-8,0,-8,-10,-697,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nc3 e6 3. d4 cxd4 4. Qxd4 Nc6 5. Qe3 Nf6 6. Nf3 {B23: Closed Sicilian: Lines without g3.} d5 (6... Bb4 $5 {[%cal Rd7d5]}) 7. exd5 Nxd5 8. Nxd5 {White has an edge.} Qxd5 9. Bd3 Bc5 {[#]} 10. Qe4 $146 (10. Qe2 $1 $14) ({Predecessor:} 10. Qe2 O-O 11. c3 Bd6 12. Be4 Qh5 13. Be3 f5 14. Bxc6 bxc6 15. O-O-O Bc7 16. Qc4 {½-½ (71) Ganguly,S (2635)-Bilguun,S (2454) Chess.com INT 2020}) 10... Nb4 11. Qxd5 exd5 12. Be3 Nxd3+ 13. cxd3 Bb4+ 14. Bd2 Bd6 15. Nd4 Bd7 16. a3 f6 17. Be3 Kf7 18. Kd2 Rac8 19. Rac1 Rxc1 20. Rxc1 g5 (20... Bxh2 $2 21. g3 $18) 21. g3 h5 22. Nb3 b6 23. Nd4 h4 24. Ne2 hxg3 25. hxg3 Rh2 26. Bd4 Bg4 27. Rc6 Ke6 28. b4 f5 29. Rc8 Bxe2 30. Re8+ Kd7 31. Rxe2 $11 {[%mdl 4096] Endgame KRB-KRB} g4 32. Be5 $2 {[#]} (32. f4 $11 {and White has nothing to worry.} Rh3 33. Re3) 32... Bxe5 $1 $19 33. Rxe5 Rxf2+ {KR-KR} 34. Ke3 Rf3+ 35. Kd4 Kc6 ({Weaker is} 35... Rxg3 36. Rxf5 Ke6 37. Re5+ Kf6 38. Rxd5 $11) 36. a4 f4 $2 ({Not} 36... Rxg3 37. Rxf5 Kd7 38. Rxd5+ Ke6 39. Rg5 $11) (36... Kd6 $19 {[%cal Of3d3] ( -> ...Rxd3+!)} 37. Rxd5+ Ke6 38. Re5+ Kf6) 37. b5+ $11 Kd6 {[%cal Of3d3]} 38. Rxd5+ Ke6 {[%cal Of3d3]} 39. Re5+ $2 {[%mdl 8192]} (39. Ke4 $1 $11) 39... Kf6 $19 {[%cal Of3d3]} 40. Re4 Kf5 (40... fxg3 $19 {Hoping for ...Kg5.} 41. Rxg4 Kf5) 41. Re5+ $11 Kf6 $2 {[%mdl 8192]} (41... Kg6 $11 42. gxf4 Rxf4+ 43. Ke3 Rxa4) 42. Re4 $19 fxg3 43. Rxg4 Kf5 44. Rg8 Kf4 $2 (44... Rf4+ $19 45. Ke3 Rg4 46. Rf8+ Ke5) 45. Rf8+ $2 {[%mdl 8192]} (45. Rg7 $11) 45... Kg4 46. Rg8+ Kh3 47. Ke4 Rf1 48. Rh8+ Kg2 {[#] Strongly threatening ...Kf2.} 49. d4 Ra1 $2 (49... Kf2 $19 {White must now prevent ...g2.} 50. Rf8+ Kg1) 50. d5 $1 $11 Rxa4+ (50... Kf2 $5 51. Rf8+ Kg2 $11) 51. Ke3 {aiming for d6.} Ra3+ 52. Ke4 $1 Ra4+ 53. Ke3 Ra1 {...Re1+ is the strong threat.} 54. Ke2 {[%mdl 8192] Prevents Re1+.} (54. d6 $11 Rd1 55. Rd8) 54... Rh1 $2 (54... Rb1 $19 55. Kd3 Kf3 56. Rf8+ Kg4 57. Rg8+ Kf4 58. Rf8+ Ke5) 55. Rxh1 {The position is equal.} Kxh1 56. d6 g2 57. d7 g1=Q 58. d8=Q {Inhibits Qd4.  Weighted Error Value: White=0.55/Black=0.39} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "4.7"]
[White "Kanyamarala, Tarun"]
[Black "Marzaduri, Riccardo"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2343"]
[BlackElo "2180"]
[Annotator "RC"]
[PlyCount "67"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:00:04]} d5 {[%emt 0:02:14]} 2. c4 {[%emt 0:00:10]} c6 {[%emt 0:00:05]} 3. Nf3 {[%emt 0:00:06]} e6 {[%emt 0:00:06]} 4. Qc2 {[%emt 0:01:48]} f5 {[%emt 0:01:05]} 5. Nc3 {[%emt 0:11:18]} Nf6 {[%emt 0:03:45]} 6. Bg5 {[%emt 0:07:24]} Be7 {[%emt 0:02:45]} 7. e3 {[%emt 0:00:26]} O-O {[%emt 0:07:02]} 8. h3 {[%emt 0:05:25]} Ne4 {[%emt 0:04:11]} 9. Bf4 {[%emt 0:08:56]} Bb4 {[%emt 0:10:34]} 10. Rc1 {[%emt 0:11:57]} Qa5 {[%emt 0:03:02]} 11. Nd2 {[%emt 0:00:37]} Nd7 {[%emt 0:03:28]} 12. Ndxe4 {[%emt 0:09:19]} fxe4 {[%emt 0:00:44]} 13. a3 {[%emt 0:00:52]} Be7 {[%emt 0:02:42]} 14. Be2 {[%emt 0:02:56]} e5 {[%emt 0:16:11]} 15. Bxe5 {[%emt 0:15:12]} Nxe5 {[%emt 0:00:47]} 16. dxe5 {[%emt 0:00:06]} Be6 {[%emt 0:02:58]} 17. O-O {[%emt 0:00:12]} Qb6 {[%emt 0:14:41]} 18. cxd5 {[%emt 0:07:42]} cxd5 {[%emt 0:02:25]} 19. Bg4 {[%emt 0:05:05]} Bf7 {[%emt 0:06:12]} 20. e6 {[%emt 0:05:04]} Bxe6 {[%emt 0:00:28]} 21. Bxe6+ {[%emt 0:00:31]} Qxe6 {[%emt 0:00:02]} 22. Qb3 {[%emt 0:00:11]} Rf5 {[%emt 0:02:41]} 23. Rcd1 {[%emt 0:03:21]} Rd8 {[%emt 0:00:25]} 24. Rd4 {[%emt 0:00:10]} Kf7 {[%emt 0:01:20]} 25. Rfd1 {[%emt 0:01:06]} Bf6 {[%emt 0:02:20]} 26. Rxd5 {[%emt 0:00:28]} Rfxd5 {[%emt 0:04:44]} 27. Rxd5 {[%emt 0:01:13]} Rxd5 {[%emt 0:01:52]} 28. Nxd5 {[%emt 0:00:07]} b6 {[%emt 0:01:03]} 29. Qc4 {[%emt 0:01:07]} Bxb2 {[%emt 0:01:35]} 30. Qc7+ {[%emt 0:00:19]} Kf8 {[%emt 0:00:08]} 31. Qb8+ {[%emt 0:00:20]} Qe8 {[%emt 0:01:42]} 32. Qxa7 {[%emt 0:00:26]} Qc6 {[%emt 0:01:47]} 33. Qe7+ {[%emt 0:00:33]} Kg8 {[%emt 0:00:02]} 34. Qxe4 {[%emt 0:00:07]} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "4.8"]
[White "Begmuratov, Khumoyun"]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "C01"]
[WhiteElo "2358"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "35"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,35,11,25,9,18,12,20,12,7,10,4,14,6,-11,-3,-3,0,-3,0,0,0,0,0,-14]} 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nf3 Be7 6. O-O O-O 7. h3 Nbd7 {[%cal Bb8d7,Bd7f8,Bf8g6][%mdl 32]} 8. Bf4 {C01: French: Exchange Variation.} Re8 {The position is equal.} 9. c3 Nf8 10. Re1 Ng6 11. Bh2 {[#]} Bd6 $146 ({Predecessor:} 11... Be6 12. Nbd2 Bd6 13. Bxd6 Qxd6 14. Bxg6 fxg6 15. Ne5 c6 16. Re3 Re7 17. Qa4 a6 {½-½ (23) Thesing,G (1960)-Kellermann,F (1908) GER email 2007}) 12. Rxe8+ Nxe8 13. Bxd6 Nxd6 14. Qc2 Qf6 {[%cal Oc8h3]} 15. Nbd2 c6 16. Re1 Bf5 17. Bxf5 Qxf5 18. Qxf5 {A rather calm draw.  Weighted Error Value: White=0.05 (flawless) /Black=0.01 (flawless)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "4.9"]
[White "Moroni, Luca Jr"]
[Black "Mirzoev, Emil"]
[Result "1/2-1/2"]
[ECO "A25"]
[WhiteElo "2588"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,81,24,24,20,16,16,17,14,21,-17,39,35,35,43,34,23,66,-9,-7,-24,0,0,0,0,0,0,10,0,0,0,0,-5,-14,-18,-1,-8,24,24,19,9,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-10,0,0,0,0,0,0,0,0,0,-20,-15,-70,-70,-81,-69,-70,0,-7]} 1. c4 e5 2. Nc3 Nc6 3. e3 f5 4. d4 d6 5. Nf3 e4 6. Nd2 {A25: English Opening vs King's Indian with ...Nc6 but without early d3.} Nf6 7. Be2 g6 8. h3 {[#]} Ne7 $146 ({Predecessor:} 8... h5 9. a3 Bg7 10. Qc2 Ne7 11. b3 c6 12. Bb2 Be6 13. b4 O-O 14. f4 Rc8 15. Qd1 {½-½ (44) Hering,F-Lipinsky,F (2290) Germany 1997}) 9. g4 c5 (9... Bg7 $11) 10. Nb3 $14 Nc6 11. dxc5 dxc5 12. Qxd8+ Nxd8 (12... Kxd8 $11 13. Bd2 b6) 13. g5 (13. Bd2 $14) 13... Nd7 $11 14. Nd5 {[#] And now Nc7+ would win.} Ne6 {To avoid Nc7+} 15. Bd2 Bg7 16. O-O-O Kf7 17. h4 b6 18. Bc3 Bxc3 19. Nxc3 Rd8 20. f3 exf3 21. Bxf3 Rb8 22. Rhf1 Bb7 23. Bxb7 Rxb7 24. e4 f4 25. Ne2 Ke7 26. Nxf4 Nxf4 27. Rxf4 Ne5 {aiming for ...Nd3+.} 28. Rxd8 Kxd8 {[%mdl 4096] Endgame KRN-KRN} 29. Rf8+ Ke7 {[%cal Bd8e7,Be7e6,Be6e5,Be5f4,Bf4g4,Bg4g3][%mdl 32]} 30. Rh8 Ke6 31. Nd2 Rf7 32. b3 Nd3+ 33. Kd1 Ke5 34. Rd8 Nf2+ 35. Ke2 Ng4 36. Rd5+ Kf4 37. Rd3 {Rf3+ is the strong threat.} Ne5 {Inhibits Rf3+.} 38. Rh3 ({Better is} 38. Rd5 $11) 38... Kg4 $15 39. Rh1 {[#]} Kg3 $1 40. h5 gxh5 (40... Rf2+ $15 41. Ke3 Ng4+ 42. Kd3 Kf4) 41. Rxh5 {Weighted Error Value: White=0.11 (very precise) /Black=0.11 (very precise)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "4.10"]
[White "Roshka, Yevgeniy"]
[Black "Williams, Simon K"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2478"]
[BlackElo "2464"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,20,26,27,28,25,27,41,42,8,12,5,6,8,12,0,0,0,0,-119,-118,-114,-129,-129,-85,-87,-80,-77,-59,-83,-85,-85,-90,-74,-82,-97,-70,-160,-164,-176,-164,-152,-116,-154,-15,-15,-9,-17,0,-17,-12,-66,-69]} 1. d4 g6 2. e4 Bg7 3. c4 e6 4. Nc3 Ne7 5. Nf3 {[%cal Bg1f3,Bf3d2,Bd2c4,Bc4d6][%mdl 32]} d5 6. e5 {A40: Unusual replies to 1 d4.} O-O {[%cal Oc7c5]} 7. Bg5 dxc4 {[#]} 8. Qd2 $146 {White has an edge.} ({Predecessor:} 8. Bxc4 h6 9. Be3 Nf5 10. Qd2 b6 11. Bd3 Bb7 12. Bxf5 exf5 13. Bxh6 Bxh6 14. Qxh6 Bxf3 15. gxf3 Qxd4 {½-½ (24) Goryachkina,A (2602)-Andreikin,D (2728) Ufa 2021}) 8... c5 9. dxc5 {Qxd8 is the strong threat.} (9. Bxc4 {seems wilder.} cxd4 10. Ne4 Nd7 11. Nf6+ Bxf6 12. exf6 Nf5 13. O-O) 9... Qxd2+ 10. Nxd2 Nd5 11. Nxc4 Nd7 {[%csl LRc5,LRe5]} 12. Nxd5 exd5 13. Nd6 Bxe5 14. O-O-O (14. Be7 $1 $11 {remains equal.}) 14... Nxc5 $17 15. Be7 Be6 16. b4 Na4 ({Black should play} 16... Ne4 $1 17. Nxe4 Rfc8+ 18. Nc5 Rc7) 17. Bxf8 Kxf8 18. Nxb7 Nc3 19. Re1 Nxa2+ 20. Kb1 Nxb4 {Strongly threatening ...Bf5+.} 21. Rxe5 Rb8 $1 22. Kc1 {And now Na5 would win.} Rxb7 23. Be2 (23. Kd2 $1 $15) 23... Rc7+ 24. Kb2 {[#]} Rc2+ $1 25. Kb3 a5 {Threatens to win with ...d4+.} 26. Bf3 {[%cal Of3d5] [#]} Rxf2 ({Better is} 26... d4+ $1 $17 27. Ka4 Nd3 28. Rxa5 Bc4) 27. Re2 $1 $11 Rxe2 28. Bxe2 Nc6 {White must now prevent ...Nd4+.} 29. Ka4 Ke7 30. Rd1 (30. Bb5 $11 Kd6 31. Bxc6 Kxc6 32. Kxa5) 30... Kd6 {Weighted Error Value: White=0.17 (very precise) /Black=0.13 (very precise)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "5.6"]
[White "Dimitrov, Radoslav"]
[Black "Pranav Anand"]
[Result "*"]
[ECO "D00"]
[WhiteElo "2487"]
[BlackElo "2436"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,83,1,0,-5,0,-79,-34,-37,-23,-88,-89,-60,-42,-51,-45,-43,-43,-51,-17,-14,-14,-40,-38,-43,-42,-35,-39,-49,-45,-93,-47,-57,-51,-54,-41,-49,-20,-33,-27,-20,0,0,0,0,0,-11,-11,-11,0,0,0,0,0,-54,0,0,45,0,46,-26,173,0,135,119,126,116,98,106,146,166,336,356,357,273]} 1. d4 d5 2. Bg5 h6 3. Bh4 c6 4. e3 Qb6 5. b3 e5 {[%cal Be7e5,Be5e4][%mdl 32]} 6. Nf3 e4 7. Nfd2 {D00: 1 d4 d5: Unusual lines.} Ne7 8. g4 {[#] To avoid Nf5} (8. f3 $1 $11) 8... Ng6 $146 (8... h5 $17 9. gxh5 Nd7) ({Predecessor:} 8... Nd7 9. Be2 a6 10. c4 Qa5 11. Kf1 Ng6 12. Bg3 Nf6 13. c5 h5 14. gxh5 Bh3+ {½-½ (60) Samakov,N (2364)-Nadirjanova,N (2180) Bishkek 2012}) 9. Bg3 $15 {Black is slightly better.} Qd8 10. f3 (10. c4 $11 {remains equal.}) 10... exf3 $17 (10... Qg5 $6 11. Bf2 $11) 11. Qxf3 Be7 12. Bd3 $1 Nh4 13. Qe2 O-O 14. Nc3 Bb4 (14... c5 $5 {[%cal Rc5d4]} 15. Nb5 a6 $11) 15. Nd1 f5 16. O-O Bxd2 17. Qxd2 {[#] aiming for Qe1.} fxg4 {And now ...Nf3+ would win.} 18. Rxf8+ Kxf8 19. Qb4+ Kg8 20. c4 (20. Bxh4 $15 Qxh4 21. Qd6) 20... Na6 (20... Nf3+ $17 21. Kf2 Qf6) 21. Qd6 $15 Qxd6 22. Bxd6 Bf5 23. Be2 Re8 24. cxd5 cxd5 25. Rc1 $1 Re6 26. Rc8+ Kh7 27. Rd8 Nf3+ 28. Kf2 Ng5 29. Bf4 {Hoping for Bxg5. This bishop pair is nice.} Nh3+ 30. Kg3 Nxf4 31. Kxf4 Rf6 {[#] Threatens to win with ...Bd3+.} 32. Nc3 (32. Kg3 $1 $11) 32... Nb4 ({Better is} 32... Nc7 $1 $15 33. Kg3 (33. Nxd5 $2 Nxd5+ 34. Rxd5 Bd3+ 35. Kxg4 Bxe2+ $19) 33... h5) 33. Kg3 $11 (33. Nxd5 $2 Nxd5+ 34. Rxd5 Bd3+ 35. Kxg4 Bxe2+ $19) (33. Bxg4 $2 Be6+ 34. Kg3 Rg6 $19) 33... Be6 (33... Re6 $11 34. Nxd5 Nxd5 35. Rxd5 Kg6) 34. Rd6 (34. Bxg4 $2 Rg6 35. h3 h5 $19) (34. a3 $14 Nc6 35. Rd6) 34... h5 (34... Kg6 $11) 35. e4 (35. a3 $14 Nc6 36. Nxd5 Bxd5 37. Rxd5) 35... g5 $2 (35... Bg8 $11 {and Black stays safe.} 36. Rxf6 gxf6) 36. e5 $2 (36. exd5 h4+ 37. Kg2 Bxd5+ 38. Rxd5 Nxd5 39. Nxd5 Rd6 40. Bd3+ Kg8 $11) ({White must play} 36. Nxd5 $18 h4+ 37. Kg2 Bxd5 38. Rxf6 Bxe4+ 39. Kf2) 36... Rh6 (36... h4+ $11 {keeps the balance.} 37. Kg2 Rg6) 37. a3 $16 Nc6 38. Bd3+ (38. Nxd5 $6 Nxd4 39. Bd3+ Nf5+ 40. Bxf5+ Bxf5 $11) 38... Kg7 39. Nxd5 h4+ 40. Kg2 {White is more active.} g3 $2 (40... Bc8) 41. Nc7 $18 (41. hxg3 hxg3 42. Nc7 Bh3+ 43. Kxg3 Rxd6 44. Ne8+ (44. exd6 Bd7 $11) (44. Kxh3 $2 Rh6+ 45. Kg4 Nxd4 $19) 44... Kf8 45. Nxd6 Be6 $14) 41... Bf7 42. e6 {Weighted Error Value: White=0.24 (precise) /Black=0.32} ({Weaker is} 42. hxg3 Rxd6 43. exd6 Nxd4 $11) *

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "5.7"]
[White "Marzaduri, Riccardo"]
[Black "Begmuratov, Khumoyun"]
[Result "0-1"]
[ECO "D00"]
[WhiteElo "2180"]
[BlackElo "2358"]
[Annotator "RC"]
[PlyCount "70"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. d4 {[%emt 0:05:12]} Nf6 {[%emt 0:00:13]} 2. Nc3 {[%emt 0:00:10]} d5 {[%emt 0:00:06]} 3. Bf4 {[%emt 0:00:07]} a6 {[%emt 0:00:18]} 4. e3 {[%emt 0:00:08]} e6 {[%emt 0:00:23]} 5. g4 {[%emt 0:00:13]} Bb4 {[%emt 0:00:40]} 6. Nge2 {[%emt 0:00:23]} c5 {[%emt 0:00:52]} 7. a3 {[%emt 0:02:09]} cxd4 {[%emt 0:13:59]} 8. axb4 {[%emt 0:02:45]} dxc3 {[%emt 0:00:10]} 9. Nxc3 {[%emt 0:00:14]} O-O {[%emt 0:08:39]} 10. b5 {[%emt 0:16:45]} Qe7 {[%emt 0:10:34]} 11. g5 {[%emt 0:05:17]} Nfd7 {[%emt 0:02:26]} 12. Rg1 {[%emt 0:05:36]} Re8 {[%emt 0:13:18]} 13. Ra4 {[%emt 0:06:11]} Nb6 {[%emt 0:04:58]} 14. Ra3 {[%emt 0:01:22]} e5 {[%emt 0:10:07]} 15. Bg3 {[%emt 0:00:20]} d4 {[%emt 0:06:37]} 16. Ne4 {[%emt 0:02:35]} Qb4+ {[%emt 0:03:58]} 17. c3 {[%emt 0:02:00]} dxc3 {[%emt 0:00:59]} 18. Nxc3 {[%emt 0:00:21]} Bf5 {[%emt 0:01:54]} 19. Rb3 {[%emt 0:03:57]} Qc5 {[%emt 0:00:53]} 20. bxa6 {[%emt 0:02:07]} bxa6 {[%emt 0:00:18]} 21. Bxe5 {[%emt 0:14:58]} Be6 {[%emt 0:00:59]} 22. Rxb6 {[%emt 0:00:12]} Qxb6 {[%emt 0:01:51]} 23. Bd4 {[%emt 0:01:36]} Qc7 {[%emt 0:01:35]} 24. Qh5 {[%emt 0:16:48]} Bf5 {[%emt 0:02:41]} 25. Qf3 {[%emt 0:01:58]} Nc6 {[%emt 0:01:05]} 26. Bxg7 {[%emt 0:00:17]} Qd7 {[%emt 0:04:21]} 27. Bf6 {[%emt 0:06:48]} Rab8 {[%emt 0:02:24]} 28. g6 {[%emt 0:01:48]} fxg6 {[%emt 0:00:42]} 29. Bc4+ {[%emt 0:01:19]} Be6 {[%emt 0:00:31]} 30. Nd5 {[%emt 0:01:00]} Nb4 {[%emt 0:03:08]} 31. Qh5 {[%emt 0:00:45]} Bxd5 {[%emt 0:01:24]} 32. Rxg6+ {[%emt 0:00:25]} hxg6 {[%emt 0:00:07]} 33. Qh8+ {[%emt 0:00:41]} Kf7 {[%emt 0:00:07]} 34. Qg7+ {[%emt 0:00:09]} Ke6 {[%emt 0:00:09]} 35. Qxg6 {[%emt 0:00:09]} Qf7 {[%emt 0:00:24]} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "5.8"]
[White "Davtyan, Artur"]
[Black "Jobava, Baadur"]
[Result "*"]
[ECO "E32"]
[WhiteElo "2460"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,34,33,26,38,35,50,52,61,52,54,59,46,50,54,29,59,14,14,22,17,14,23,0,4,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d6 5. Bg5 Nbd7 6. e3 h6 {E32: Nimzo-Indian: Classical (4 Qc2): 4...0-0.} 7. Bh4 b6 {7...b6 was played by the boomers.} 8. Nge2 Bb7 {White is slightly better.} 9. a3 Bxc3+ 10. Nxc3 g5 11. Bg3 Nh5 12. O-O-O (12. d5 $5 {[%cal Rd5e6]}) 12... Qe7 13. f3 (13. Nb5 $14 Ndf6 14. f3) 13... Nxg3 $11 14. hxg3 O-O-O 15. Bd3 Nf6 16. g4 Kb8 17. Kb1 h5 {[#]  Weighted Error Value: White=0.09 (flawless) /Black=0.06 (flawless)} {Predecessor:} 18. gxh5 $146 Nxh5 19. Qf2 Nf6 20. Qg3 Nd7 21. Rh3 Rxh3 22. Qxh3 d5 23. Qg3 dxc4 24. Bxc4 {0-1 (37) Miron,L (2408)-Abramovic,B (2499) Bar 2008} *

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "5.9"]
[White "Knudsen, Simon"]
[Black "Moroni, Luca Jr"]
[Result "*"]
[ECO "B06"]
[WhiteElo "2203"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,29,43,20,16,22,61,25,26,23,33,9,48,49,62,55,62,56,60,40,41,44,43,44,62,52,85,64,67,50,60,59,64,44,41,23,15,0,0,0,0,0,30,40,73,72,108,106,97,98,100,70,93,100,90,100,108,104,136]} 1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Be3 Nd7 5. Qd2 c6 6. a4 {B06: Modern Defence.} Ngf6 7. Nc3 {[%cal Bb1c3,Bc3d5,Bd5f6][%mdl 32]} Qa5 8. Bd3 {White is slightly better.} O-O {[#]} 9. O-O $146 {[%cal Oc3d5]} ({Predecessor:} 9. h3 c5 10. d5 a6 11. O-O Qc7 12. Rfe1 b6 13. Bh6 Bb7 14. Bc4 Ne8 15. Bxg7 Kxg7 {1-0 (35) Redpath,J (2219)-Stevenson,J (2111) Hamilton 2004}) 9... Re8 10. Nd5 Qd8 11. Nxf6+ Nxf6 12. h3 a5 13. Rfe1 Qc7 14. c3 (14. e5 {is more complex.} Nd5 15. Bh6 Nb4 16. exd6 Qxd6 17. Be4) 14... e5 15. dxe5 dxe5 16. Qc2 h6 17. Nd2 b6 18. Nc4 Rb8 19. b4 Be6 20. Rab1 Nd7 21. bxa5 {White is more active.} bxa5 22. Rxb8 (22. Nd2 {keeps more tension.} h5 23. Bc4 Bxc4 24. Nxc4 Bf8 25. Rbd1) 22... Rxb8 23. Rb1 Rxb1+ 24. Qxb1 Bf8 25. Nd2 Bc5 26. Bxh6 Qa7 27. Qf1 Qb6 28. Bc4 $1 Bxc4 29. Nxc4 Qb3 {[%csl LRa4,LRc3] [#]} 30. Qd3 $1 ({Much weaker is} 30. Nxa5 $6 Qxa4 31. Nc4 Qc2 $11) 30... Qxa4 31. Qxd7 {Intending Qd8+ and mate. White is better.} Qxc4 {[#]} 32. Qd8+ $1 Kh7 33. Qh4 {White wants to mate with Bg5+.} f5 {Weighted Error Value: White=0.08 (flawless) /Black=0.09 (flawless)} (33... Qb5 {is a self mate.} 34. Bg5+ Kg8 35. Bf6 Bxf2+ 36. Kxf2 Qb2+ 37. Kf3 Qxc3+ 38. Kg4) *

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.12"]
[Round "5.10"]
[White "Formento, Paolo"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2359"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "102"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,102,52,56,45,78,85,92,75,80,60,68,86,95,105,89,15,18,0,0,0,0,-24,-16,-17,-15,-12,-21,-23,-11,-15,-19,-34,-20,-26,-25,-53,-23,-25,0,-81,-79,-95,-57,-86,-12,-12,-10,-14,-10,-12,-21,-12,-12,-22,-10,-21,-6,-6,-3,-10,-10,-33,0,-12,-2,-5,-2,-3,0,0,0,-4,0,-36,-34,-60,-8,-8,0,-4562,-2729,-1313,-56,-29988,-29989,-29989,-29990]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 d6 5. e4 g6 6. Nge2 exd5 7. cxd5 Bg7 8. Ng3 O-O 9. Be2 Re8 {[%cal Ob7b5]} 10. O-O {A65: Modern Benoni: 6 e4.} h5 11. Bg5 Qb6 12. Qd2 $1 {White is better.} Nh7 13. Bh4 Nd7 14. f4 {[#]} Bf6 $146 ({Predecessor:} 14... a6 15. Kh1 Ndf6 16. e5 dxe5 17. f5 e4 18. d6 e3 19. Qd3 g5 20. Nxh5 gxh4 21. Nxg7 Kxg7 {0-1 (27) Smirnov,P (2544)-Yakubboev,N (2604) Chess.com INT 2021}) 15. Bxf6 Ndxf6 16. e5 (16. Bb5 $16 Bd7 17. Bxd7 Nxd7 18. e5) 16... dxe5 $11 17. fxe5 Rxe5 18. Qf4 $1 c4+ 19. Kh1 Qe3 20. Bxc4 Bd7 21. Qxe3 Rxe3 22. Rfe1 Rae8 23. Rxe3 Rxe3 24. Nf1 Re5 25. Nd2 {Inhibits Ne4.} Ng5 26. a4 h4 27. h3 Kf8 28. Bb3 (28. Kh2 $11) 28... Nfe4 $17 {Black is more active.} 29. Nc4 Rf5 30. Bc2 {[#]} Ng3+ (30... Rf4 $1 $17 {White must now prevent ...Nf2+.} 31. Nxe4 Nxe4) 31. Kg1 $11 Rf4 32. Ne5 Ke7 33. a5 Kd6 34. Nxd7 Kxd7 35. a6 bxa6 36. Bd3 (36. Rxa6 $2 {gets mated.} Rf1+ 37. Kh2 Rh1#) 36... Rb4 37. Rxa6 Rxb2 38. Rxa7+ Kd6 {White should prevent ...Rb3.} 39. Nd1 Rb3 40. Bc2 Rb8 41. Ra4 Rc8 42. Ne3 Rh8 43. Ra5 Rc8 44. Ra4 f5 45. Kf2 ({Of course not} 45. Rxh4 f4 46. Rg4 (46. Rh6 $2 fxe3 47. Rxg6+ Kc5 $19) 46... fxe3 $17) 45... N5e4+ 46. Bxe4 fxe4 $15 {KRN-KRN} (46... Nxe4+ $15 47. Kf3 Ke5) 47. Ra6+ $11 Ke5 48. Rxg6 $2 {[%mdl 8192] [#]} (48. d6 $11) 48... Kd4 $1 $19 49. Rf6 {Prevents Rf8.} Rc3 $2 ({Better is} 49... Kd3 $19 {( -> ...Rc1)} 50. Ra6 Rf8+ 51. Ke1 Kxe3 52. Ra3+ Kd4 53. Ra4+ Kc3 54. Ra3+ Kb2) 50. Nd1 $2 {[%mdl 8192]} (50. Nf5+ $15 Ke5 51. Rc6 Rxc6 52. dxc6 Nxf5 53. c7) 50... Rc2+ 51. Kg1 Rc1 {Weighted Error Value: White=0.42/Black=0.29 (precise)} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "6.6"]
[White "Park, Evan"]
[Black "Song, Julien"]
[Result "0-1"]
[ECO "E06"]
[WhiteElo "2296"]
[BlackElo "2352"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,64,12,4,2,14,10,5,0,6,9,39,27,35,0,0,0,62,49,57,43,53,23,12,0,0,-25,-39,-35,-22,-17,-12,-34,-20,-20,-20,-27,-25,-28,-17,-25,0,-24,-28,-348,-300,-304,0,-29983,-29984,-29984,-29981,-29981,-29958]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. Nc3 dxc4 7. Ne5 Nc6 8. Bxc6 {E06: Closed Catalan: Early deviations.} bxc6 9. Nxc6 {Pair of Knights!} Qe8 10. Nxe7+ {The position is equal.} Qxe7 11. Qa4 Nd5 12. Qxc4 a5 13. f3 Ba6 14. Qc5 Qd7 ({Better is} 14... Qxc5 $11 15. dxc5 Rab8) 15. Kf2 $14 Rfb8 16. Rb1 Rb6 {[%cal Bb8b6,Bb6c6,Bc6c4][%mdl 32]} 17. Bd2 (17. Be3 $5) 17... Rc6 $1 {[#]} 18. Qxa5 $146 ({Predecessor:} 18. Qa3 Nb6 19. Be3 Nc4 20. Qb3 Rb6 21. Qc2 Rab8 22. b3 Na3 23. Qd2 Nxb1 24. Rxb1 {0-1 (35) Goryachkina,A (2592)-Dubov,D (2699) Sochi 2020}) 18... Qe8 $1 {And now ...Bc4 would win.} 19. Qa4 {[#]} Bxe2 $1 20. Qc2 Ba6 21. a3 {Inhibits Nb4.} Rc4 22. Rbd1 Rxd4 23. Nxd5 $1 Rxd5 24. Bc3 Rad8 25. Rxd5 Rxd5 26. Rd1 Qb5 27. Rxd5 {Rd8+ would kill now.} exd5 ({Resist} 27... Qxd5 28. Qe4 $14) 28. Bd4 $2 {[%mdl 8192]} (28. Qd1 $11) 28... Qf1+ $19 29. Ke3 {[#]} g5 ({Not} 29... Qg1+ 30. Qf2 Qb1 31. Qd2 $15) ({Black should try} 29... Qe1+ $1 $19 30. Kf4 h6 31. Bxg7 Kxg7 32. Qc3+ Qxc3 33. bxc3 c5) 30. Qd2 $2 {[%mdl 8192]} (30. Kd2 $11) 30... f5 {[%cal Bf7f5,Bf5f4][%mdl 32] Black mates.} 31. Be5 Qg1+ 32. Qf2 f4+ {Weighted Error Value: White=0.55/Black=0.20 (precise)} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "6.7"]
[White "Kanyamarala, Tarun"]
[Black "Vaishali R"]
[Result "0-1"]
[ECO "D37"]
[WhiteElo "2343"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "60"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,60,30,50,22,43,44,27,22,43,29,43,16,32,0,0,0,0,-83,-79,-111,-110,-99,-92,-172,-154,-174,-188,-158,-143,-136,-5,-223,-234,-274,-182,-525,-525,-598,-591,-661,-652,-1032,-986,-999,-982,-925,-702,-674,-673,-910,-641,-618,-541]} 1. d4 d5 2. c4 e6 3. Nc3 h6 4. Nf3 Nf6 5. g3 Bd6 6. Bg2 {D37: Queen's Gambit Declined: 5 Bf4.} O-O 7. O-O Nc6 8. b3 {[%cal Bb2b3,Bb3c4][%mdl 32] White has an edge.} dxc4 9. bxc4 e5 10. e3 Re8 {[#]} 11. h3 $146 ({Predecessor:} 11. Rb1 Rb8 12. c5 exd4 13. exd4 Bf8 14. d5 Na5 15. Qd4 b6 16. c6 Bf5 17. Ra1 {0-1 (44) Bluebaum,M (2647)-Fedoseev,V (2678) Chess.com INT 2020}) 11... exd4 12. exd4 Bf5 13. d5 (13. Bb2 $11) 13... Nb4 14. a3 Nd3 {Black is more active.} 15. Nd4 Bg6 16. Ncb5 (16. Nce2 $17 {was called for.}) 16... Bc5 $19 {[#] White must now prevent ...a6.} 17. Be3 a6 18. Nc3 Rxe3 19. fxe3 Qe7 (19... Qd6 $17 20. Nce2 Re8) 20. Qe2 $2 {Loses the game.} (20. Nf5 $1 $11 {and White stays safe.} Bxf5 21. Rxf5 Qxe3+ 22. Kh2) 20... Qe5 {[%mdl 1024] Black has strong compensation.} 21. Kh2 Re8 {And now ...Bd6 would win.} 22. Ra2 $2 (22. Qd2 {nothing else works.}) 22... Bd6 {This bishop pair is nice. Black is clearly winning.} 23. Rf3 Nc1 {[%csl LRa2,LRe2]} 24. Qf2 Nxa2 25. Nxa2 Ne4 {Inhibits Nc3.} 26. Qe1 Nxg3 27. Qxg3 Qxg3+ 28. Rxg3 Rxe3 {[%mdl 64] [#] Pin} 29. Nf3 Rxa3 30. Nc1 Be4 {Weighted Error Value: White=0.89/Black=0.32} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "6.8"]
[White "Jobava, Baadur"]
[Black "Murphy, Conno E"]
[Result "1-0"]
[ECO "B14"]
[WhiteElo "2588"]
[Annotator "TA"]
[PlyCount "73"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,73,0,9,0,3,4,14,8,21,0,0,-9,41,39,93,90,120,108,110,106,91,122,109,88,97,29,25,22,25,-14,-14,-22,50,46,84,70,103,108,98,74,89,114,124,114,220,213,177,191,187,199,195,188,286,272,449,446,413,419,1688,1680,1547,1404]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c5 5. e3 cxd4 6. exd4 Bb4 7. Nf3 Nc6 8. Rc1 {B14: Caro-Kann: Panov-Botvinnik Attack with 5...e6 and 5...g6.} O-O 9. c5 Ne4 10. Bd3 {The position is equal.} Qf6 11. Be3 e5 {[#]} 12. O-O $146 ({Predecessor:} 12. dxe5 Nxe5 13. Nxe5 Qxe5 14. O-O Nxc3 15. bxc3 Bxc3 16. Rxc3 Qxc3 17. Bxh7+ Kxh7 18. Bd4 Qb4 19. Qh5+ Kg8 20. Bxg7 {½-½ (20) Geluk,P (2040)-Bueno,T (2117) ICCF email 2013}) 12... Nxc3 ({Black should play} 12... Bxc3 $11 13. bxc3 Bg4) 13. bxc3 $14 {[%cal Bb2c3,Bc3b4,Bb4b5][%mdl 32] Black must now prevent dxe5.} e4 14. cxb4 $16 exf3 15. b5 (15. gxf3 Nxb4 16. Re1 Nxa2 $17) (15. Qxf3 $6 Qxf3 16. gxf3 Nxb4 $11) 15... fxg2 16. Re1 Ne7 {[%cal Bc6e7,Be7f5,Bf5h4][%mdl 32]} (16... Nb4 $2 17. Bb1 $18) 17. Qh5 {[%csl Gd3][%cal Rh5h7]} (17. c6 bxc6 18. Qh5 h6 $14) 17... Nf5 18. c6 (18. Kxg2 $6 g6 19. Bg5 Qxd4 $11) 18... bxc6 19. Rxc6 (19. bxc6 $16 Rb8 20. c7 (20. Kxg2 g6 $15)) 19... Qh4 $11 20. Qxh4 $40 {[%mdl 128] White mounts an attack. The board is on fire.} Nxh4 21. Rec1 Bh3 {[%cal Rh4f3]} 22. Be2 {Prevents Nf3+.} h6 (22... Rae8 $11) 23. R1c5 $14 {[%mdl 1024] White has compensation.} Be6 24. a4 $1 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} Rfe8 25. Rc7 $1 g5 26. Bh5 Reb8 27. a5 Re8 28. a6 Reb8 (28... Kg7 $16 {is a better defense.}) 29. Rb7 $1 $18 Nf5 {[#]} 30. Rcc7 {[%cal Rh5f7]} ({Worse is} 30. Kxg2 Rxb7 31. axb7 Rb8 $11) 30... Nd6 (30... Nxe3 $2 31. fxe3 Kg7 32. Bxf7 Bxf7 33. Rxf7+ Kg6 34. Kxg2 $18) 31. Rxb8+ ({And not} 31. Kxg2 Rxb7 32. axb7 Rb8 $11) 31... Rxb8 {[#]} 32. Be2 Ra8 (32... Nc4 {might work better.}) 33. Kxg2 Ne8 $2 {[#]} (33... Bc8 34. f4 Nf5) 34. Rxa7 $3 {[%mdl 512]} Rxa7 35. b6 Bc8 (35... Ra8 $2 36. b7 Rb8 37. a7 Rxb7 38. a8=Q $18) (35... Rxa6 $142 36. Bxa6 Nf6) 36. bxa7 Nc7 {[#]} 37. Bb5 $1 {[%mdl 512] Weighted Error Value: White=0.05 (flawless) /Black=0.28 (precise)} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "6.9"]
[White "Mirzoev, Emil"]
[Black "Knudsen, Simon"]
[Result "1/2-1/2"]
[ECO "D80"]
[WhiteElo "2460"]
[BlackElo "2203"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,104,-6,-7,0,-3,0,-11,0,0,0,0,0,0,0,0,7,15,8,8,50,27,37,21,24,25,242,14,8,0,0,0,0,-10,-16,-81,0,-35,0,0,0,26,37,43,45,0,0,5,11,0,-11,-21,-7,-20,0,-26,0,-38,0,-18,0,-66,0,-79,0,0,0,0,0,0,0,-31,-17,-32,0,0,0,-84,-4,-60,0,0,0,0,0,-17,0,0,115,0,0,0,83,-3,0,0,70]} 1. d4 {Krasenkow,Michal} Nf6 2. c4 g6 3. Nc3 d5 4. e3 Bg7 5. Qb3 e6 6. Qa3 a5 {D80: Grünfeld: Unusual White 4th moves and 4 Bg5.} 7. Nf3 c6 8. b3 Na6 {[%cal Oe6e5]} 9. Be2 Ne4 10. Qb2 O-O 11. O-O b6 12. Rd1 {[#]} Qe7 $146 ({Predecessor:} 12... Bb7 13. Bd2 Nxd2 14. Qxd2 Nb8 15. Rac1 Nd7 16. Na4 Qe7 17. Ne1 Rfd8 18. cxd5 exd5 {½-½ (84) Nakamura,H (2775)-Caruana,F (2774) Thessaloniki 2013 CBM 155 [Krasenkow,Michal]}) 13. Bd2 Nxc3 14. Bxc3 Bd7 (14... Bb7 $11) 15. a3 Rfb8 16. b4 (16. Rdc1 {is interesting.} Nc7 17. Ne5 Bxe5 18. dxe5 c5 19. Bf3) 16... axb4 17. axb4 c5 $2 (17... Nc7 $11 {and Black stays safe.}) 18. cxd5 $2 (18. bxc5 $18 Qd8 19. cxd5 bxc5 20. Qc1) 18... Nxb4 $11 19. Bxb4 cxb4 20. Bc4 exd5 21. Bxd5 Ra5 22. Qb3 (22. Bc4 $11) 22... Be8 {This bishop pair is nice.} (22... Rc8 $17 {Threatens to win with ...Rc3.} 23. Bc4 Rca8) 23. Rdc1 Rd8 (23... Rc8 $5 {[%cal Rc8c3]} 24. Bc4 Bd7 $11) 24. e4 Bh6 25. Re1 Rc8 26. Rab1 Bf8 27. Rec1 {Prevents Rc3.} (27. Qb2 $14) 27... Rc7 28. Qb2 Ra3 29. Rxc7 Qxc7 30. h3 Rc3 31. Qd2 Rc2 32. Qe3 Rc3 33. Qe2 Rc2 34. Qe3 Rc3 35. Qe2 (35. Qd2 $11) 35... Rc2 (35... Bc6 $15 36. Bxc6 Qxc6) 36. Qa6 (36. Qe3 $11) 36... Rc1+ ({Black should try} 36... Bc6 $17 37. Bb3 Rc3) 37. Rxc1 Qxc1+ 38. Kh2 Qf4+ 39. Kg1 Qc1+ 40. Qf1 (40. Kh2 {keeps more tension.}) 40... Qc3 41. Qd1 {Prevents b3.} Kg7 42. Kh2 Bb5 {[#] aiming for ...Bc4.} 43. Qb3 {Prevents Bc4.} (43. Qd2 $1 $11 Bc4 44. Qf4 (44. Qxc3 $2 bxc3 45. Ne1 Bxd5 $19) 44... Bxd5 45. Qe5+ (45. exd5 Qc4 $17) 45... Kg8 46. Qxd5) 43... Bd3 (43... Be2 $17 {Threatening ...b5.} 44. Qa4 (44. Bxf7 $2 Bxf3 45. gxf3 Qc7+ 46. Kg2 Qxf7 $19) 44... Bxf3) 44. Qa4 (44. e5 $11) 44... Qc1 (44... Qc7+ $15 45. e5 b5) 45. e5 $1 Qf4+ 46. g3 Qf5 47. Kg2 b5 48. Qa2 Bb1 {[#]} (48... Be4 $11 {remains equal.} 49. Bxe4 Qxe4) 49. Qe2 {White is more active.} (49. Qa6 $1 $16 {[%cal Ra6b7] And now Qb7 would win.} Bd3 50. Qc6) 49... Bd3 50. Qa2 Bb1 (50... Be4 $11 {keeps the balance.} 51. Bxe4 Qxe4) 51. Qe2 (51. Qa8 $16 {Qb7 is the strong threat.} Qd7 52. Ng5) 51... Bd3 ({Black should play} 51... Qd7 $11 52. Bb3 Bf5) 52. Qa2 $14 Bb1 {Weighted Error Value: White=0.32/Black=0.31} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "6.10"]
[White "Chennaoui, Yasin"]
[Black "Formento, Paolo"]
[Result "0-1"]
[ECO "A20"]
[WhiteElo "2014"]
[BlackElo "2359"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,13,11,8,9,0,0,-33,-33,-48,-53,-49,-15,-40,-57,-46,-45,-40,-51,-43,-44,-99,-93,-197,-184,-253,-264,-267,-122,-593,-466,-511,-516,-907,-895,-1262,-413,-412,-403,-712,-697,-673,-542,-655,-542,-514,-455,-581,-425,-527,-493,-490,-467,-852,-793,-841,-820,-852,-715,-29976,-29977,-29985,-29986,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. c4 e5 2. g3 Nf6 3. Bg2 c6 4. d4 e4 5. Nc3 d5 6. Bg5 {A20: English Opening: 1...e5.} Bb4 7. Qb3 Bxc3+ 8. bxc3 {The position is equal.} Nbd7 {[%cal Bb8d7,Bd7f6,Bf6e4][%mdl 32] [#]} 9. a4 $146 ({Predecessor:} 9. Nh3 O-O 10. O-O h6 11. Bxf6 Nxf6 12. cxd5 cxd5 13. c4 dxc4 14. Qxc4 Bg4 15. f3 exf3 16. exf3 {0-1 (53) Gagunashvili,M (2573)-Paichadze,L (2566) Tbilisi 2022}) 9... O-O 10. a5 Re8 (10... h6 $5 {[%cal Rh6g5]} 11. Bf4 b6 $15) 11. e3 h6 12. Bxf6 Nxf6 13. Ne2 Bg4 14. h3 Bf3 15. Bxf3 (15. Nf4 $15) 15... exf3 16. Ng1 (16. Nf4 $17 {was forced.}) 16... Ne4 $36 {[%mdl 2048] aiming for ...dxc4. Black has strong initiative.} 17. cxd5 (17. c5 {was necessary.}) 17... cxd5 $19 ({Worse is} 17... Qxd5 18. Qxd5 cxd5 19. Nxf3 $11) 18. Qd1 Qc7 ({And not} 18... Nxc3 19. Qxf3 b5 20. Ne2 $17) (18... Rc8 $1 $19 {[%cal Oe4g3] is more deadly. And now ...Nxg3! would win.} 19. Qxf3 Rc6) 19. Qc2 $2 {[%mdl 8192] This move loses the game for White.} (19. Nxf3 $17 {nothing else works.} Qxc3+ 20. Kf1) 19... Re6 {[%cal Be8e6,Be6f6,Bf6f2][%mdl 32]} 20. Nxf3 Rf6 21. Nd2 (21. c4 $142 Rxf3 22. O-O) 21... Rxf2 {...Rc8 is the strong threat.} 22. Qxe4 {[#]} dxe4 ({Inferior is} 22... Rxd2 23. Qf4 Qxc3 24. O-O $17) (22... Qxc3 $142 $1 {[%csl Gf2][%cal Rc3d2]} 23. Rd1 {[#]} Rxd2 $1 {[%mdl 512]}) 23. Kxf2 Qxc3 24. Nxe4 (24. Rhd1 $142) 24... Qc2+ 25. Kf3 Re8 26. Nf2 Qc3 {Prevents Ra3.} 27. Rhe1 f5 {Prevents Ng4. Strongly threatening ...Qc6+.} 28. h4 g5 29. hxg5 hxg5 {Hoping for ...g4+.} 30. Rad1 Qxa5 31. Nd3 (31. d5 $142) 31... Qd5+ 32. Kf2 Kg7 {White must now prevent ...Rh8.} 33. Ne5 g4 {( -> ...Rh8)} 34. Rc1 Rh8 {Black mates.} 35. Rc7+ Kf6 36. Rf1 Rh2+ 37. Ke1 Qa5+ 38. Rc3 Qxc3+ 39. Kd1 Qd2# {Weighted Error Value: White=0.95/Black=0.41} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "7.6"]
[White "Popov, Artem G."]
[Black "Pranav Anand"]
[Result "0-1"]
[ECO "D46"]
[WhiteElo "1353"]
[BlackElo "2436"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,124,28,18,15,22,21,15,22,10,22,23,24,19,26,24,19,0,0,0,0,-7,0,0,0,0,0,0,0,0,0,0,0,0,30,0,62,8,8,0,0,0,0,0,0,-36,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-16,-9,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-56,-99,-99,-99,0,-89,-56,-99,-56,-99,-99,-99,-99,-464,-146,-29979,-29979]} 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. Nc3 e6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Be2 Bb7 11. Rd1 {11.e4 is more fashionable.} Qc7 12. e4 e5 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 13. Bg5 exd4 14. Rxd4 {next Bxf6 is good for White.} Ne5 {The position is equal.} 15. Bxf6 gxf6 16. g3 Rad8 {[#]} 17. Rad1 $146 ({Predecessor:} 17. Rdd1 Qb6 18. Nxe5 Bxe5 19. Bg4 Rxd1+ 20. Nxd1 Rd8 21. Ne3 c5 22. Bf5 Bd4 23. Qe2 Kg7 24. Ng2 c4 25. a3 {½-½ (25) Kaupert,V (2309)-Cornel,M (2408) LSS email 2019}) 17... Bc5 {[#] ...Nxf3+ is the strong threat.} 18. Rxd8 Rxd8 19. Nxe5 fxe5 20. Bg4 Rxd1+ 21. Qxd1 Qd6 22. Qf3 b4 23. Nd1 Ba6 24. Ne3 Bxe3 25. Qxe3 c5 26. a3 bxa3 27. Qxa3 Kf8 28. h4 Ke7 (28... Kg7 $11) 29. h5 ({White should try} 29. Bh5 $14) 29... h6 $1 $11 30. Qe3 Kf8 31. Kg2 Kg7 32. Bf5 Qd4 33. Qa3 Qc4 (33... Be2 $5 {[%cal Rc5c4]}) 34. Kh2 Bb5 {[%cal Oa7a5]} 35. Qxa7 Qc2 {[%csl LRb2,LRf2]} 36. Kg2 {Hoping for Qe7.} Qc1 {( -> ...Qf1+)} 37. Kh2 {Black must now prevent Be6.} Qc2 38. Kg2 {Threatens to win with Qc7.} Bc6 (38... Qc1 $5 39. Kh2 Qc2 $11) 39. Kg1 {aiming for Qc7.} Qd1+ 40. Kg2 Qd4 41. Kg1 Bb5 ({Don't take} 41... c4 42. Qxd4 exd4 43. Kf1 $16) 42. Qa1 Be2 43. Kg2 Bxh5 44. Qa3 Be2 45. Qc3 Bd3 46. f3 Kf6 47. Qxd4 cxd4 {[%mdl 4096] Endgame KB-KB} 48. Kf2 (48. f4 $1 $11) 48... Ke7 $15 49. Ke1 Bb5 50. Bh3 Kd6 51. Kd2 Kc5 52. f4 f6 53. Bg4 Kb4 54. fxe5 fxe5 55. Bd1 (55. Bf5 $15) 55... Bc6 $17 56. Bc2 Bb5 57. Bd1 $1 Bf1 58. Bc2 (58. Bh5 $15) 58... Kc4 (58... Bg2 $17) 59. Bd1 {[#]} (59. Ba4 $1 $15 {deserves consideration.}) 59... Bg2 $1 60. Bc2 Bf3 61. b3+ $2 {[%mdl 8192]} (61. Bd3+ $17 Kb3 62. Kc1) 61... Kb4 $19 62. Kc1 $2 {[%mdl 8192]} (62. Kd3 $17) 62... Kc3 {Weighted Error Value: White=0.32/Black=0.07 (flawless)} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "7.7"]
[White "Van Foreest, Lucas"]
[Black "Davtyan, Artur"]
[Result "1/2-1/2"]
[ECO "E05"]
[WhiteElo "2563"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,84,0,0,0,6,0,8,0,6,6,4,8,11,8,2,2,2,0,8,0,0,0,11,0,0,-3,-6,-3,-4,-6,0,0,11,18,13,8,12,12,13,12,9,0,0,0,0,0,0,0,21,22,22,4,4,4,4,0,0,0,0,0,0,0,11]} 1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qa4 a6 8. Qxc4 b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Bb7 12. Rd1 Qc8 {The position is equal.} 13. Bf4 {E05: Open Catalan: 5 Nf3 Be7.} c5 14. dxc5 Bxc5 15. Nbd2 Nbd7 16. Nb3 Bb6 17. Qxc8 Rfxc8 18. Ne5 Bxg2 19. Nxd7 Nxd7 20. Kxg2 Nf6 21. Rac1 Nd5 22. Bd6 {[#]} a5 $146 ({Predecessor:} 22... h5 23. Kf3 g5 24. h3 g4+ 25. hxg4 hxg4+ 26. Kxg4 Bxf2 27. Kf3 Bb6 28. Rh1 Kg7 29. Nc5 Bxc5 {½-½ (29) Talpak,T (2520)-Marczell,P (2533) ICCF email 2011}) 23. Kf3 a4 24. Rxc8+ Rxc8 25. Nd4 Bxd4 26. Rxd4 $11 {[%mdl 4096] Endgame KRB-KRN} f5 27. e4 Nf6 28. exf5 exf5 29. Rb4 Ne4 30. Bf4 Rc5 31. Be3 Rd5 32. Rd4 Ng5+ 33. Ke2 Rxd4 34. Bxd4 {KB-KN} Ne6 35. Kd3 {[#] Be3 is the strong threat.} Nd8 36. Bc3 {And now Kd4 would win.} Nc6 37. Ke3 Kf7 38. Kf4 b4 39. Bd2 Ke6 40. b3 axb3 41. axb3 Nd4 42. Bxb4 Nxb3 {An even fight not without its subleties.  Weighted Error Value: White=0.02 (flawless) /Black=0.02 (flawless)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "7.8"]
[White "Hjartarson, Johann"]
[Black "Jobava, Baadur"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2470"]
[BlackElo "2588"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,72,43,38,41,49,43,34,38,42,44,45,46,70,54,66,62,56,47,37,21,20,33,42,-8,0,-46,-8,-26,-27,-20,-22,-18,-21,-43,-22,-27,-29,-65,-53,-68,-65,-212,-209,-213,-218,-209,-212,-202,-206,-267,-284,-284,-280,-309,-300,-281,-279]} 1. e4 c5 2. Nf3 {[%cal Bg1f3,Bf3d4,Bd4b5,Bb5a3,Ba3c4][%mdl 32]} e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Ndb5 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 Be6 10. Nc4 {B33: Sicilian: Pelikan and Sveshnikov Variations.} Rb8 $1 {[%mdl 4] now scores much better than the old 10...Rc8.} 11. Nd5 Bxd5 12. exd5 {White is slightly better.} Ne7 13. Bxf6 gxf6 14. c3 {[#]} h5 $146 ({Predecessor:} 14... b5 15. Ne3 Bh6 16. Bd3 Bxe3 17. fxe3 Qb6 18. e4 f5 19. Qf3 b4 20. c4 fxe4 21. Bxe4 {0-1 (55) Smirnov,A (2511)-Heberla,B (2580) Canberra 2017}) 15. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} f5 16. a5 {Qa4+ is the strong threat.} Bg7 17. Qa4+ Kf8 18. Rd1 h4 19. Be2 Rh6 20. O-O (20. Qc2 $14) 20... Ng6 $1 $11 21. Rfe1 (21. f3 $11) 21... e4 {Black wants to play ...Nf4.} 22. Bf1 (22. Ne3 $5 {[%cal Re3f5]} Nf4 23. Kh1 $14 (23. Nxf5 $2 Qg5 $19)) 22... Ne5 23. Nxe5 Bxe5 24. Re3 Qg5 25. Rh3 Ke7 26. f3 {Prevents Qg4.} Rg8 {Strongly threatening ...Qe3+.} 27. Qc4 ({Don't blunder} 27. fxe4 $2 Qg4 28. Rdd3 fxe4 $19) 27... Qe3+ 28. Kh1 Qf2 {And now ...Rhg6 would win. Black is more active.} 29. fxe4 {[#] Now White is beyond hope.} ({White has to play} 29. Qc7+ $1 $15 Kf6 30. Qb6 Qxb6 31. axb6) 29... Rhg6 $1 $19 {[%cal Bh6g6,Bg6g2,Bg2b2][%mdl 32] Chess con chili.} 30. Qe2 ({Not} 30. Rf3 $2 {[#]} Qxf3 $3 {[%mdl 512]} 31. Qc7+ Kf6 32. Qd8+ Rxd8 $19) 30... Qxe2 31. Bxe2 Rxg2 $40 {[%mdl 128] Black goes for the king.} 32. Bf3 Rxb2 33. c4 Rc8 {Black has a decisive advantage.} 34. Rc1 Bf4 35. Rf1 Bg5 ({But not} 35... Rxc4 $2 36. Rxh4 Be5 37. Rh7 $19) 36. exf5 Kf6 {Weighted Error Value: White=0.18 (very precise) /Black=0.04 (flawless)} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "7.9"]
[White "Formento, Paolo"]
[Black "Mirzoev, Emil"]
[Result "1/2-1/2"]
[ECO "D91"]
[WhiteElo "2359"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,30,12,29,19,34,6,9,8,8,4,0,0,4]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bg5 Ne4 5. Bf4 Nxc3 6. bxc3 Bg7 7. e3 O-O 8. Nf3 c5 9. cxd5 Qxd5 10. Be2 Nc6 11. O-O {D91: Grünfeld: 4 Nf3 Bg7 5 Bg5.} Rd8 12. Qb3 Qxb3 {The position is equal.} 13. axb3 Be6 14. Nd2 cxd4 15. cxd4 Bd5 {[#] An uneventful encounter.  Weighted Error Value: White=0.07 (flawless) /Black=0.03 (flawless)} {Predecessor:} 16. Nc4 $146 Rac8 17. Bg3 Bf6 18. Ra3 h5 19. f4 e6 20. Bf2 Be7 21. Raa1 Bb4 22. Bh4 {1-0 (34) Schmidt,J (2339)-Heinatz,G (2251) Germany 2006} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.13"]
[Round "7.10"]
[White "Knudsen, Simon"]
[Black "Poupalos, Nikolaos"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2203"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,89,7,12,0,17,11,24,32,35,28,27,18,33,25,37,9,8,6,39,35,36,32,68,68,74,70,89,68,64,62,89,37,181,198,195,182,197,184,172,176,170,171,224,217,195,178,191,204,225,194,265,258,256,250,259,259,284,252,257,254,304,291,331,336,406,388,518,510,519,489,558,464,733,709,1185,1272,1281,827,813,772,757,727]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 a6 6. Be2 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} e6 7. O-O Be7 8. d4 {White has an edge.} cxd4 9. Qxd4 O-O 10. Rd1 Qc7 11. a5 {[#]} h6 $146 ({Predecessor:} 11... Rd8 12. Be3 Ng4 13. Bg5 Ngf6 14. Qc4 Qxc4 15. Bxc4 b5 16. axb6 Nxb6 17. Be2 Bb7 {0-1 (62) Deac,B (2627)-Aronian,L (2781) Bucharest 2021}) 12. Qc4 Qxc4 13. Bxc4 Ne5 14. Nxe5 dxe5 15. f3 Bc5+ 16. Kf1 Bd7 17. Na4 Ba7 18. Bd2 Rac8 19. Bd3 Bc6 20. b4 (20. Nb6 $16) 20... Bb5 {A mistake that costs the game.} ({Black should try} 20... Bd4 $14) 21. Bxb5 $18 axb5 {[#]} 22. Nc3 {[%cal Ba4c3,Bc3b5,Bb5a3][%mdl 32]} Bd4 23. Ra3 Rfd8 24. Nxb5 {aiming for c3.} Rxc2 {And now ...Bb2 would win.} 25. Rd3 Rd7 {[#]} (25... Rc4 $142 26. Na3 Rc7) 26. Be1 $1 {[%cal Rb5d4]} Rc4 27. Na3 Rc8 28. Bf2 Rcd8 29. Nb5 {[%cal Rb5d4]} Kf8 (29... Bxf2 {was necessary.} 30. Rxd7 Nxd7) 30. Nxd4 ({Don't do} 30. Bxd4 $6 exd4 31. Rxd4 Ke7 $16) 30... exd4 31. Rxd4 ({Don't play} 31. Bxd4 e5 $18) 31... Ke8 32. Ke2 Rc8 33. Rxd7 Nxd7 {[%mdl 4096] Endgame KRB-KRN} 34. b5 Ra8 35. Ra1 Nb8 36. Bd4 f6 37. Kd3 e5 38. Be3 {White is clearly winning.} Kd7 39. Kc4 {Strongly threatening Kc5.} Ke6 40. g4 g5 (40... Kd6 $142 41. Bc5+ Ke6) 41. Kb4 Ke7 42. Rc1 Kd6 43. Rd1+ Ke7 44. Bc5+ Ke8 45. Rd6 {Weighted Error Value: White=0.12 (very precise) /Black=0.36} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "8.6"]
[White "Pfreundt, Jakob"]
[Black "Devnani Kush"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2392"]
[BlackElo "2041"]
[Annotator "ChessBase"]
[PlyCount "111"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. Nf3 {[%emt 0:00:07]} d5 {[%emt 0:02:19]} 2. g3 {[%emt 0:00:15]} c6 {[%emt 0:03:53]} 3. Bg2 {[%emt 0:00:20]} Bf5 {[%emt 0:02:47]} 4. O-O {[%emt 0:00:27]} e6 {[%emt 0:00:17]} 5. d3 {[%emt 0:00:57]} Be7 {[%emt 0:04:32]} 6. c4 {[%emt 0:10:43]} dxc4 {[%emt 0:08:04]} 7. d4 {[%emt 0:00:09]} Nd7 {[%emt 0:07:07]} 8. Nbd2 {[%emt 0:05:16]} Ngf6 {[%emt 0:04:13]} 9. Nxc4 {[%emt 0:02:26]} O-O {[%emt 0:02:24]} 10. Qb3 {[%emt 0:01:36]} Nb6 {[%emt 0:02:34]} 11. Na5 {[%emt 0:00:59]} Rb8 {[%emt 0:08:03]} 12. Bf4 {[%emt 0:05:26]} Bd6 {[%emt 0:00:46]} 13. Bg5 {[%emt 0:06:22]} Be4 {[%emt 0:06:58]} 14. Qe3 {[%emt 0:15:54]} Bd5 {[%emt 0:09:30]} 15. Qd3 {[%emt 0:03:33]} Bxf3 {[%emt 0:05:23]} 16. Bxf3 {[%emt 0:03:26]} h6 {[%emt 0:00:06]} 17. Bd2 {[%emt 0:01:19]} e5 {[%emt 0:08:20]} 18. Rad1 {[%emt 0:01:00]} Qe7 {[%emt 0:03:02]} 19. dxe5 {[%emt 0:00:38]} Bxe5 {[%emt 0:00:25]} 20. b4 {[%emt 0:00:22]} Qe6 {[%emt 0:02:48]} 21. Qb3 {[%emt 0:04:28]} Qxb3 {[%emt 0:01:59]} 22. Nxb3 {[%emt 0:03:16]} Nc4 {[%emt 0:01:10]} 23. Be1 {[%emt 0:03:11]} Bc7 {[%emt 0:02:49]} 24. Nc5 {[%emt 0:04:44]} Ne5 {[%emt 0:03:13]} 25. Bg2 {[%emt 0:00:30]} Rfd8 {[%emt 0:00:50]} 26. Rxd8+ {[%emt 0:01:13]} Bxd8 {[%emt 0:00:04]} 27. Bc3 {[%emt 0:00:37]} Ned7 {[%emt 0:00:38]} 28. Nb3 {[%emt 0:02:00]} Nb6 {[%emt 0:01:50]} 29. e4 {[%emt 0:00:55]} Bc7 {[%emt 0:01:56]} 30. Rd1 {[%emt 0:01:25]} Na4 {[%emt 0:01:23]} 31. Ba1 {[%emt 0:01:55]} Re8 {[%emt 0:01:42]} 32. Bxf6 {[%emt 0:03:58]} gxf6 {[%emt 0:00:01]} 33. Rd7 {[%emt 0:00:11]} Bb6 {[%emt 0:00:44]} 34. Rxb7 {[%emt 0:02:58]} Nc3 {[%emt 0:00:20]} 35. Nc5 {[%emt 0:01:34]} Nxa2 {[%emt 0:03:05]} 36. Bf3 {[%emt 0:00:41]} Bxc5 {[%emt 0:02:06]} 37. bxc5 {[%emt 0:00:03]} Re5 {[%emt 0:00:22]} 38. Bd1 {[%emt 0:14:36]} Rxc5 {[%emt 0:01:14]} 39. Bb3 {[%emt 0:00:19]} Ra5 {[%emt 0:00:32]} 40. Bxf7+ {[%emt 0:01:42]} Kf8 {[%emt 0:00:06]} 41. Bc4 {[%emt 0:02:40]} Nc3 {[%emt 0:00:48]} 42. Rf7+ {[%emt 0:00:14]} Ke8 {[%emt 0:01:07]} 43. Rxf6 {[%emt 0:00:12]} Rc5 {[%emt 0:00:22]} 44. Bd3 {[%emt 0:00:55]} h5 {[%emt 0:00:25]} 45. f4 {[%emt 0:00:48]} a5 {[%emt 0:00:04]} 46. e5 {[%emt 0:00:27]} a4 {[%emt 0:00:12]} 47. Bg6+ {[%emt 0:00:27]} Kd8 {[%emt 0:00:09]} 48. Rf8+ {[%emt 0:00:16]} Kc7 {[%emt 0:00:10]} 49. Ra8 {[%emt 0:02:35]} Kb7 {[%emt 0:00:08]} 50. e6 {[%emt 0:07:00]} Nd5 {[%emt 0:02:55]} 51. Rxa4 {[%emt 0:00:09]} h4 {[%emt 0:00:03]} 52. Rd4 {[%emt 0:07:24]} Nf6 {[%emt 0:01:04]} 53. e7 {[%emt 0:00:34]} hxg3 {[%emt 0:00:18]} 54. hxg3 {[%emt 0:00:13]} Rc3 {[%emt 0:00:04]} 55. Kf2 {[%emt 0:00:48]} c5 {[%emt 0:01:05]} 56. Rd6 {[%emt 0:00:40]} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "8.7"]
[White "Engesser, Jonas"]
[Black "Van Foreest, Lucas"]
[Result "0-1"]
[ECO "A50"]
[WhiteElo "2084"]
[BlackElo "2563"]
[Annotator "TA"]
[PlyCount "56"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,56,19,13,-25,-8,-16,0,-55,-53,-94,-94,-109,-106,-100,-96,-95,-99,-120,-78,-163,-160,-173,-170,-194,-195,-229,-177,-176,-164,-200,-193,-247,-233,-510,-500,-459,-483,-785,-782,-875,-863,-29990,-29991]} 1. d4 Nf6 2. Nf3 g6 3. g3 b6 4. Bg2 Bb7 5. O-O Bg7 6. c4 O-O 7. Nc3 {7.Re1 is the modern continuation.} Ne4 8. Nxe4 Bxe4 9. b3 {A50: Queen's Fianchetto Defence (1 d4 Nf6 2 c4 b6).} c5 10. Be3 Nc6 {[#]} 11. d5 $146 ({Better is} 11. dxc5 $11 bxc5 12. Bxc5) ({Predecessor:} 11. dxc5 bxc5 12. Bxc5 Qa5 13. Be3 d5 14. Nd4 Bxd4 15. Bxd4 Bxg2 16. Kxg2 dxc4 17. Be3 {0-1 (33) Vergara Anton,D (2128)-Almagro Llamas,P (2453) Linares 2019}) 11... Nb4 $15 12. Ne1 {Prevents Nc2.} (12. Bf4 $15) 12... Bxg2 $17 13. Kxg2 Bxa1 14. Qxa1 f6 15. a3 Na6 16. h4 e5 (16... e6 $142 17. Bh6 Rf7) 17. dxe6 (17. Bh6 $17 {was necessary.}) 17... dxe6 $19 18. h5 {[#]} g5 {[%cal Bg6g5,Bg5g4][%mdl 32]} 19. h6 Qd7 20. f4 g4 21. Nd3 Qc6+ 22. Kf2 Rad8 {[%cal Od8d3,Ba8d8,Bd8d7,Bd7d1][%mdl 32] [#] Hoping for ...Rxd3!} 23. Qc3 (23. Kg1 $142) 23... Nc7 24. Ne5 $2 (24. b4) 24... fxe5 25. Qxe5 {[%csl Gh6][%cal Re5g7]} Rd7 {Prevents Qg7+. Threatens to win with ...Rf5.} 26. Rd1 (26. Qg5+ $142 Kf7 27. Qxg4) 26... Rf5 27. Qc3 Ne8 28. Bc1 Rxd1 {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.97/Black=0.06 (flawless)} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "8.8"]
[White "Davtyan, Artur"]
[Black "Murphy, Conno E"]
[Result "1-0"]
[ECO "D37"]
[WhiteElo "2460"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,55,39,38,47,28,51,14,57,38,32,6,8,18,12,11,19,27,889,78,1260,616,29999,8,228,-70,366,362,1119,902,1385,400,361,202,380,239,29995,211,241,-1222]} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. e3 c5 7. dxc5 Bxc5 8. Be2 Nc6 {is more profitable than 8...dxc4 at the moment.} 9. O-O dxc4 10. Bxc4 a6 {D37: Queen's Gambit Declined: 5 Bf4.} 11. Rc1 Be7 {[#]} 12. Be2 $146 ({Predecessor:} 12. Bb3 Qa5 13. h3 Rd8 14. Qe2 Bd7 15. e4 Be8 16. e5 Nd7 17. Rcd1 Nc5 18. Bc2 {0-1 (54) Vrolijk,L (2478)-Morgunov,M (2314) Pardubice 2019}) 12... Bd7 (12... Qa5 $11 {is superior.}) 13. e4 Qb6 14. e5 Nd5 15. Nxd5 exd5 16. Qxd5 Be6 17. Qe4 $36 {[%mdl 2048] White has some pressure.} Qb5 $2 {[%mdl 8192]} 18. b3 $2 (18. Bxb5 $18 {has better winning chances.} axb5 19. Bg5) 18... Qxb3 $2 {[%mdl 8192]} 19. Bd3 (19. axb3 $142 Rad8 20. Bc4) 19... Qb2 20. Bc4 $2 (20. Qxh7#) 20... g6 $2 (20... Qb4 $11 {and Black has nothing to worry.}) 21. Ng5 $2 (21. Rb1 $18 Qa3 22. Bxe6 (22. Rxb7 Bxc4 23. Qxc4 Na5 $19) 22... fxe6 23. Rxb7) 21... Qb4 {[%mdl 8192]} (21... Bxc4 $15 {keeps the upper hand.} 22. Rxc4 Bxg5) 22. Nxe6 $18 Nd8 $2 {[#]} (22... fxe6 23. Rb1 Qc5 24. Rxb7 Nd8) 23. Rb1 $1 Nxe6 (23... Qxc4 24. Qxc4) 24. Bh6 (24. Rxb4 $142 Bxb4 25. Bxe6) 24... Qa4 25. Qg4 ({Weaker is} 25. Qxb7 Rfe8 $18) (25. Bxf8 $142 Rxf8 26. Rxb7) 25... Nc5 $2 (25... Qc6 26. Bxf8 Rxf8) 26. Rb6 {[%cal Ob6g6] White wants to mate with Rxg6+!} Rfb8 $2 {[#]} (26... Kh8 $18 27. Bxf8 Rxf8) 27. Be3 $2 {A strong pair of Bishops.} (27. Rxg6+ $1 {[%mdl 512] mates} Kh8 28. Bg7+ Kg8 29. Bf6+ hxg6 30. Qxg6+ Kf8 31. Qxf7#) 27... Qc2 28. Qe4 $4 {[%mdl 40960] Never resign too early!  Weighted Error Value: White=2.05/Black=1.76. Loss on time!?} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "8.9"]
[White "Engel, Robert"]
[Black "Knudsen, Simon"]
[Result "0-1"]
[ECO "B09"]
[WhiteElo "2128"]
[BlackElo "2203"]
[Annotator "ChessBase"]
[PlyCount "130"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "5400+30"]

1. e4 {[%emt 0:00:02]} g6 {[%emt 0:00:09]} 2. d4 {[%emt 0:00:30]} Bg7 {[%emt 0:00:06]} 3. Nc3 {[%emt 0:00:18]} d6 {[%emt 0:00:46]} 4. f4 {[%emt 0:00:16]} Nf6 {[%emt 0:00:09]} 5. Nf3 {[%emt 0:00:11]} O-O {[%emt 0:00:59]} 6. Bd3 {[%emt 0:00:04]} Nc6 {[%emt 0:00:08]} 7. Be2 {[%emt 0:00:05]} Bg4 {[%emt 0:05:05]} 8. O-O {[%emt 0:03:55]} d5 {[%emt 0:06:40]} 9. e5 {[%emt 0:02:13]} Ne4 {[%emt 0:00:10]} 10. Be3 {[%emt 0:03:04]} Nxc3 {[%emt 0:06:20]} 11. bxc3 {[%emt 0:00:31]} Na5 {[%emt 0:00:10]} 12. h3 {[%emt 0:01:29]} Bxf3 {[%emt 0:01:18]} 13. Rxf3 {[%emt 0:01:32]} e6 {[%emt 0:06:27]} 14. g4 {[%emt 0:03:24]} f5 {[%emt 0:14:22]} 15. exf6 {[%emt 0:03:35]} Qxf6 {[%emt 0:00:09]} 16. Qf1 {[%emt 0:04:02]} c5 {[%emt 0:01:56]} 17. Rb1 {[%emt 0:04:58]} c4 {[%emt 0:00:33]} 18. Rb5 {[%emt 0:07:36]} b6 {[%emt 0:00:16]} 19. Kg2 {[%emt 0:26:48]} Nb7 {[%emt 0:03:40]} 20. Rb1 {[%emt 0:04:16]} Nd6 {[%emt 0:01:44]} 21. Qe1 {[%emt 0:04:59]} Rf7 {[%emt 0:06:33]} 22. Bc1 {[%emt 0:02:04]} Rc8 {[%emt 0:06:53]} 23. h4 {[%emt 0:02:28]} h5 {[%emt 0:01:59]} 24. Rh3 {[%emt 0:00:03]} Bf8 {[%emt 0:01:36]} 25. gxh5 {[%emt 0:01:15]} gxh5 {[%emt 0:00:15]} 26. Bxh5 {[%emt 0:04:24]} Rg7+ {[%emt 0:00:19]} 27. Kh2 {[%emt 0:01:13]} Qf5 {[%emt 0:02:45]} 28. Bf3 {[%emt 0:01:15]} Qxc2+ {[%emt 0:04:17]} 29. Bd2 {[%emt 0:00:07]} Qf5 {[%emt 0:00:07]} 30. Rd1 {[%emt 0:01:04]} Nf7 {[%emt 0:00:34]} 31. Rg3 {[%emt 0:01:19]} Bd6 {[%emt 0:00:48]} 32. Rxg7+ {[%emt 0:00:05]} Kxg7 {[%emt 0:00:06]} 33. Qg3+ {[%emt 0:00:13]} Qg6 {[%emt 0:04:44]} 34. Rg1 {[%emt 0:03:26]} Qxg3+ {[%emt 0:00:15]} 35. Rxg3+ {[%emt 0:00:01]} Kf6 {[%emt 0:01:28]} 36. h5 {[%emt 0:00:46]} Rh8 {[%emt 0:00:44]} 37. Rg6+ {[%emt 0:00:31]} Ke7 {[%emt 0:00:02]} 38. Kh3 {[%emt 0:02:56]} Nh6 {[%emt 0:03:31]} 39. Rg7+ {[%emt 0:00:47]} Kf6 {[%emt 0:00:10]} 40. Rd7 {[%emt 0:01:53]} Bb8 {[%emt 0:01:25]} 41. Bd1 {[%emt 0:03:13]} Nf5 {[%emt 0:00:46]} 42. Bg4 {[%emt 0:01:01]} Nd6 {[%emt 0:02:34]} 43. Be1 {[%emt 0:00:28]} Nf5 {[%emt 0:00:15]} 44. Bd2 {[%emt 0:01:24]} b5 {[%emt 0:04:46]} 45. Bc1 {[%emt 0:03:59]} b4 {[%emt 0:00:39]} 46. cxb4 {[%emt 0:00:49]} c3 {[%emt 0:00:02]} 47. Bxf5 {[%emt 0:01:36]} Rxh5+ {[%emt 0:01:39]} 48. Kg4 {[%emt 0:00:06]} Rh1 {[%emt 0:00:09]} 49. Bxe6 {[%emt 0:02:08]} Kxe6 {[%emt 0:00:09]} 50. Rb7 {[%emt 0:00:11]} Rxc1 {[%emt 0:00:08]} 51. Rxb8 {[%emt 0:00:01]} c2 {[%emt 0:00:07]} 52. f5+ {[%emt 0:00:23]} Kf7 {[%emt 0:00:13]} 53. Rc8 {[%emt 0:00:23]} Rg1+ {[%emt 0:00:06]} 54. Kf4 {[%emt 0:00:04]} c1=Q+ {[%emt 0:00:06]} 55. Rxc1 {[%emt 0:00:03]} Rxc1 {[%emt 0:16:43]} 56. Ke5 {[%emt 0:00:03]} Ra1 {[%emt 0:00:50]} 57. Kxd5 {[%emt 0:00:06]} Rxa2 {[%emt 0:00:09]} 58. Kc6 {[%emt 0:00:24]} Kf6 {[%emt 0:00:06]} 59. d5 {[%emt 0:00:10]} Kxf5 {[%emt 0:00:08]} 60. b5 {[%emt 0:00:13]} Ke5 {[%emt 0:00:06]} 61. d6 {[%emt 0:00:06]} Rc2+ {[%emt 0:00:11]} 62. Kb7 {[%emt 0:00:05]} Kxd6 {[%emt 0:00:07]} 63. Kxa7 {[%emt 0:00:04]} Kc5 {[%emt 0:00:06]} 64. b6 {[%emt 0:00:06]} Ra2+ {[%emt 0:00:06]} 65. Kb7 {[%emt 0:00:05]} Rb2 {[%emt 0:00:04]} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "8.10"]
[White "Roshka, Yevgeniy"]
[Black "Kanyamarala, Tarun"]
[Result "1-0"]
[ECO "E25"]
[WhiteElo "2478"]
[BlackElo "2343"]
[Annotator "TA"]
[PlyCount "81"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,81,8,44,35,51,43,82,77,81,75,92,85,95,76,81,86,143,137,220,175,154,131,149,150,140,155,154,133,152,144,160,170,169,173,200,197,254,260,363,313,394,266,257,106,54,66,56,27,369,164,1367,1349,1483,1438,1214,1124,987,980,2867,2393,29988,29989,29989,29990,29990,29991,29991,29992]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 c5 6. f3 d5 7. cxd5 Nxd5 8. Qd2 Qa5 9. e4 {E25: Nimzo-Indian: Sämisch: 5...c5 6 f3 d5 7 cxd5.} Nf6 {[#]} 10. Rb1 $146 ({Predecessor:} 10. Bd3 b6 11. e5 Nd5 12. Be4 Ba6 13. Nh3 Nc6 14. Nf4 O-O-O 15. Nxd5 exd5 16. Bd3 Bxd3 17. Qxd3 Nxd4 {0-1 (29) Rutman,A-Selevinski Moscow 1960}) 10... a6 {To avoid Rb5} 11. Bd3 {White is better.} O-O 12. Ne2 Rd8 13. Kf2 Nc6 14. Rd1 Qc7 15. Qg5 Qe7 (15... cxd4 $142 16. cxd4 h6) 16. e5 $16 ({Don't play} 16. Qxc5 Qxc5 17. dxc5 Ne5 $16) (16. dxc5 $6 e5 $11) 16... Ne8 (16... Nd7 $16 {keeps fighting.} 17. Qg3 (17. Qh5 h6 $16) 17... f6) 17. Qh5 g6 18. Qg4 {White is much more active.} f6 {Inhibits Bg5.} 19. exf6 Nxf6 20. Qh4 Rf8 21. Bg5 cxd4 22. cxd4 Qf7 23. Rdc1 Nd5 24. Be4 Ra7 25. Qg3 Bd7 (25... Nf6 $142 26. Kg1 (26. Bxc6 bxc6 27. Bxf6 Qxf6 $16) 26... Nd5) 26. Qd6 $1 $18 Rc8 27. h4 b5 28. Rc5 Qf8 29. Rxd5 (29. Qg3 $1 $18 {is the precise move to win.}) 29... exd5 $16 30. Bxd5+ Kg7 31. Qg3 {[%cal Oh4h5][%mdl 1024] Threatens to win with h5! White has compensation.} Re8 $2 {[%mdl 8192] [#] A mistake that costs the game.} (31... h6 $1 $11 {and Black stays safe.}) 32. Rc1 {Dancing on a razor blade.} (32. h5 $142 $1 Qf5 33. h6+ Kh8 {[#]} 34. Qf4 $1 {[%mdl 512]} Qxf4 35. Bxf4 (35. Nxf4 Rf8 $16)) 32... Rc8 $2 (32... h6) 33. h5 $18 {[%cal Oc1c6,Bh4h5,Bh5h6][%mdl 32] White wants to mate with Rxc6!} Qf5 34. h6+ Kh8 35. Be4 {A strong pair of Bishops.} Qf8 36. Nf4 {[%cal Be2f4,Bf4d5,Bd5e7][%mdl 32]} Bf5 37. Bxc6 {White threatens Nd5 and mate.} Rac7 {[#]} 38. Nd5 $1 {White mates.} Rxc6 39. Qe5+ Kg8 40. Rxc6 Rxc6 41. Ne7+ {Weighted Error Value: White=0.24 (precise) /Black=0.62} 1-0

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "9.6"]
[White "Deuer, Marius"]
[Black "Pranav Anand"]
[Result "1/2-1/2"]
[ECO "D23"]
[WhiteElo "2304"]
[BlackElo "2436"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,61,24,13,20,20,22,13,0,18,1,10,0,2,20,0,0,0,-8,53,72,58,0,51,53,51,50,63,56,58,53,53,34,56,62,56,58,95,102,134,135,135,135,133,135,133,133,144,85,235,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Qc2 dxc4 5. Qxc4 Bf5 6. g3 e6 7. Bg2 Be7 8. O-O {D23: Queen's Gambit Accepted: 3 Nf3 Nf6 sidelines.} O-O 9. e3 Nbd7 10. Rd1 {The position is equal.} Rc8 $1 {[%mdl 4] is recently more successful than 10...Qc7.} (10... e5 $5) 11. Nc3 b5 12. Qe2 b4 13. Na4 Qa5 14. b3 Qb5 15. Qe1 {[#]} Nb6 $146 ({Better is} 15... Bc2 $11) ({Predecessor:} 15... Bc2 16. Rd2 Be4 17. Bb2 Qd5 18. Nh4 Bxg2 19. Nxg2 Ne4 20. Rc2 Ng5 21. Qe2 Nf3+ {0-1 (50) Srihari,L (2414)-Shimanov,A (2581) Chess.com INT 2021}) 16. Nxb6 $14 axb6 17. Bb2 ({White should try} 17. Ne5 $14) 17... Rfd8 (17... Bc2 $11) 18. Ne5 Be4 19. f3 Bg6 20. Bf1 $36 {[%mdl 2048] White has good play.} Qa5 21. Nc4 Qa7 22. a3 bxa3 23. Bxa3 Bxa3 24. Rxa3 Qb8 25. Ra6 Nd5 26. e4 b5 27. Ne5 ({Reject} 27. exd5 $6 bxc4 28. bxc4 (28. dxe6 cxb3 29. exf7+ Bxf7 $17) 28... exd5 $14) 27... Ne7 {[#]} 28. Qb4 $1 c5 29. Qxb5 {Strongly threatening Rb6.} Qc7 30. Qa5 {White is much more active.} (30. Ra4 $142) 30... Qb8 {[#]} (30... cxd4 $16 {keeps fighting.} 31. Qxc7 Rxc7) 31. Qb5 $2 {Weighted Error Value: White=0.07 (flawless) /Black=0.19 (very precise)} (31. Ra7 $1 $18 {[%cal Ra7e7]} f6 32. Rxe7 fxe5 33. Bc4 (33. Rxe6 $2 Qxb3 34. Be2 Qxe6 $19)) 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "9.7"]
[White "Vaishali R"]
[Black "Davtyan, Artur"]
[Result "0-1"]
[ECO "C84"]
[WhiteElo "2403"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,94,25,24,12,14,11,8,11,36,31,28,30,36,40,36,33,55,36,20,22,47,39,75,60,178,160,155,155,258,234,231,244,249,223,205,188,377,212,266,261,259,255,275,198,182,208,714,704,691,652,581,349,321,314,543,-620,-620,-617,-597,-596,-584,-564,-534,-617,-590,-733,-703,-925,-875,-1011,-860,-1087,-972,-12839,-12839,-5281,-1604]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. d3 b5 7. Bb3 d6 8. a4 Rb8 9. axb5 axb5 10. Nc3 O-O {10...Bg4 deserves study.} 11. Nd5 {C84: Closed Ruy Lopez: Unusual White 6th moves.} (11. Qe2 {is interesting.} Bg4 12. Be3 Qc8 13. h3 Bh5 14. Nd5) 11... Nxd5 12. Bxd5 Nb4 13. Bb3 $1 {[#] The position is equal.} Bd7 $146 ({Predecessor:} 13... c5 14. c3 Nc6 15. Bd5 Bd7 16. h3 Bf6 17. Nh2 Ne7 {½-½ (17) Kasimdzhanov,R (2691)-Mamedyarov,S (2762) Tashkent 2016}) 14. c3 Nc6 15. d4 {[#] And now d5 would win.} exd4 16. cxd4 Bg4 17. Be3 Bf6 18. Qd2 Bxf3 19. gxf3 Ne7 20. f4 d5 21. f3 (21. e5 $5 {[%cal Re5f6]} Qd7 22. Qe2 $14 (22. exf6 Qg4+ 23. Kh1 Qf3+ 24. Kg1 Qg4+ 25. Kh1 Qf3+ 26. Kg1 Qg4+ $11)) 21... c5 (21... g6 $14) 22. e5 $18 (22. dxc5 dxe4 23. fxe4 Qxd2 24. Bxd2 Bxb2 $11) 22... Bh4 23. dxc5 Nf5 (23... Qc8 $16 {is a better defense.} 24. Rfc1 (24. Bxd5 Rd8 $15) 24... Qc6) 24. Bc2 Nxe3 25. Qxe3 b4 26. Ra7 $40 {[%mdl 128] White attacks with force.} b3 27. Bxb3 {[%cal Bc2b3,Bb3d5,Bd5e4][%mdl 32]} Rb4 $2 (27... g6 {was worth a try.} 28. e6 d4) 28. Ra4 (28. c6 $142) 28... Rb5 29. Rc1 Qb8 30. Bxd5 {[#] aiming for e6.} Rxb2 31. Qc3 Qb5 {Strongly threatening ...Qe2.} 32. Qc4 Qd7 (32... Bf2+ 33. Kh1 Bxc5) 33. e6 Qe7 34. exf7+ Kh8 {( -> ...Qe3+)} 35. Be4 Bf2+ 36. Kh1 {Threatens to win with Ra8.} Be3 $2 (36... Qh4 37. Ra2 (37. Rb1 Rd2 $16) 37... Rxa2 38. Qxa2 Qxf4) 37. Rc2 $4 {[%mdl 8192]} (37. Ra8 $18 Rxa8 38. Bxa8 Bxc1 39. Qxc1) 37... Rb1+ $19 {Black is clearly winning.} 38. Kg2 {Hoping for Kh3.} Qh4 {[%csl Ge3][%cal Rb1g1]} 39. Qf1 Rxf1 40. Kxf1 Qxf4 41. c6 Bb6 42. Rb4 Bc7 43. Rd4 Qxf7 44. Rd7 Qf4 {...Qxe4 is the strong threat.} 45. Re2 Bb6 {White must now prevent ...Qg5.} 46. Rd1 Qg4 {[%csl Gb6][%cal Rg4g1]} 47. Rf2 Qh3+ {What a bad dream for White.  Weighted Error Value: White=0.43/Black=0.32} 0-1

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "9.8"]
[White "Begmuratov, Khumoyun"]
[Black "Kamalidenova, Meruert"]
[Result "1/2-1/2"]
[ECO "B59"]
[WhiteElo "2358"]
[BlackElo "2362"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,47,10,-20,-12,-7,0,0,0,0,0,0,2,0,11,10,61,47,67,0,0,0,0,0,34,0,0,0,59,32]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be2 e5 7. Nb3 {[%cal Bd4b3,Bb3c1,Bc1e2][%mdl 32]} Be7 8. O-O O-O 9. Be3 Be6 10. Qd2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 11. Rad1 a4 {B59: Classical Sicilian: 6 Be2 e5 7 Nb3.} 12. Nc1 Qa5 13. f3 Rfc8 {The position is equal.} 14. a3 {[#]} Bd8 $146 ({Predecessor:} 14... Nd4 15. Bd3 h6 16. h3 d5 17. exd5 Nxd5 18. Nxd5 Qxd5 19. Ne2 Nf5 20. Nc3 Qa5 {½-½ (30) Mogey,J-Campbell,J USA 1975}) 15. Kh1 Bb6 16. Bd3 Nd4 17. N1e2 Bc4 (17... Nxe2 $11 18. Bxe2 (18. Qxe2 Bxe3 19. Qxe3 Rc5 $11) 18... h6) 18. Bxc4 Rxc4 19. Bxd4 (19. g4 $14) 19... exd4 $11 20. Nb1 d5 {[#] And now ...Qxd2 would win.} 21. e5 Nd7 22. f4 (22. b4 $5 {[%cal Rb4a5]} Qb5 23. f4 $11) 22... Qxd2 23. Rxd2 Ba5 ({Black should try} 23... Rac8 $11 24. c3 Nc5) 24. c3 {Weighted Error Value: White=0.12 (very precise) /Black=0.22 (precise)} 1/2-1/2

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "9.9"]
[White "Knudsen, Simon"]
[Black "Ermitsch, Magnus"]
[Result "*"]
[ECO "B40"]
[WhiteElo "2203"]
[BlackElo "2127"]
[Annotator "TA"]
[PlyCount "129"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,129,12,14,10,19,2,10,0,0,0,0,-7,0,-16,-25,-27,-23,-26,-39,-92,-26,-59,-14,-17,-13,-27,-37,-33,-39,-41,-25,-22,-21,-21,0,-22,-21,-22,-22,-39,-30,-33,-30,-29,-17,-21,-19,-16,30,-39,0,0,0,0,0,0,13,0,0,9,93,29,82,81,100,77,86,77,79,0,55,50,40,49,56,51,50,32,102,105,145,132,152,160,131,146,226,156,294,264,304,301,461,428,365,290,517,453,518,504,782,706,917,892,914,916,1090,1080,29980,12817,29987,29988,29992,29991,29991,29992,29994,29995,29995,29996,29996,266]} 1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. Qe2 e5 6. O-O {B40: Sicilian: 2...e6, Unusual lines.} Be7 7. c3 {[%cal Od2d4]} O-O 8. Rd1 {The position is equal.} d5 9. exd5 Qxd5 {[#] Threatens to win with ...e4.} 10. d3 Rd8 11. Ng5 {To avoid e4} Qd6 12. Na3 Bg4 13. Bf3 Bxf3 14. Qxf3 (14. Nxf3 $15 Nd5 15. Nc4) 14... Qd5 ({Black should play} 14... h6 $17 15. Ne4 Nxe4 16. Qxe4 Qe6) 15. Be3 {[#]} Rab8 $146 (15... b6 $15) ({Predecessor:} 15... Qxf3 16. Nxf3 Rd5 17. Rd2 Rad8 18. Rad1 Ne8 19. h4 Nc7 20. Kf1 Ne6 21. Ng5 Nc7 {½-½ (50) Grover,S (2484)-Grandelius,N (2647) Chess.com INT 2018}) 16. Ne4 $11 b6 17. Nxf6+ Bxf6 18. Qxd5 Rxd5 19. Kf1 Rbd8 {[%cal Oe5e4]} 20. Ke2 Kf8 {[%cal Bg8f8,Bf8e7,Be7e6][%mdl 32]} 21. Nc2 {[%cal Ba3c2,Bc2e3,Be3c4][%mdl 32]} Ke7 22. a4 Ke6 23. f3 Be7 24. Bf2 f5 25. Ne3 R5d7 26. Nc4 g5 27. h3 h5 28. g4 Bf8 (28... f4 {was preferrable.}) 29. Be3 (29. gxf5+ $11 Kxf5 30. h4) 29... Kf6 30. gxf5 Kxf5 31. Rg1 Be7 32. Rad1 Rc8 33. Rg2 Nd8 34. h4 $36 {[%cal Re3g5][%mdl 2048] White has the initiative.} gxh4 (34... Ne6 $11) 35. Rg8 (35. f4 $16) 35... Bf6 (35... Rdc7 $1 $11 {keeps the balance.}) 36. Rdg1 {Strongly threatening Bg5. White is much more active.} h3 37. Rh1 {The board is on fire.} Rc6 38. Rxh3 Rh7 39. a5 (39. Bf2 $16) 39... Nf7 ({Better is} 39... Ne6 $1 $11) 40. Rb8 Bd8 41. a6 Rc7 42. Na3 {[#] Nb5 is the strong threat.} Rd7 43. Nb5 $1 Ke6 (43... h4 $14) 44. Rb7 $16 {Black is now going downhill.} Nd6 45. Rxd7 Rxd7 46. Nxd6 Kxd6 47. Rxh5 {[%mdl 4096] Endgame KRB-KRB} Kc6 (47... Rg7 $16 48. d4 cxd4) 48. c4 {Black must now prevent Bg5.} Bc7 (48... Rg7 $16 {is a better defense.} 49. Rxe5 Rg2+ 50. Kd1 Rxb2) 49. Bf2 Re7 50. Rh6+ Bd6 (50... Kd7 $142 51. Ke3 Rg7) 51. Bg3 Kd7 52. Rg6 {Hoping for Ke3.} Bc7 $2 (52... Re6 53. Rg5 Ke8) 53. Ke3 $18 Bd6 54. Ke4 Kc7 (54... Kc6 $142 55. Bh2 Kd7) 55. Rg5 Rh7 56. Bxe5 Bxe5 57. Kxe5 {KR-KR} Rh2 58. Rg7+ Kb8 59. Rb7+ (59. f4 $142 Kc8 60. f5 Rh8 61. f6 Re8+ 62. Kd6 Rd8+ 63. Ke6 Rxd3 64. f7) 59... Ka8 60. f4 {[%cal Bf3f4,Bf4f5][%mdl 32] White mates.} Rxb2 61. f5 Re2+ 62. Kd6 b5 63. Re7 Rxe7 64. Kxe7 bxc4 65. dxc4 $2 {Weighted Error Value: White=0.13 (very precise) /Black=0.42} (65. f6 {mates} Kb8 66. Kd7 cxd3 67. f7 d2 68. f8=Q#) *

[Event "Spring Tour GM Mix B 2022"]
[Site "Cattolica"]
[Date "2022.03.14"]
[Round "9.10"]
[White "Engel, Robert"]
[Black "Roshka, Yevgeniy"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2128"]
[BlackElo "2478"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2022.03.10"]
[EventType "swiss"]
[EventCountry "ITA"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,107,24,19,35,45,66,48,56,47,81,72,71,59,70,36,65,40,41,35,37,31,70,34,71,34,75,80,81,84,66,62,103,105,132,120,133,121,196,0,0,0,0,0,0,0,0,0,0,-7,0,0,0,-191,-193,-375,-387,-387,-377,-346,-149,-148,-137,-225,-214,-393,-381,-366,-258,-522,-518,-458,-458,-785,-760,-715,-566,-566,-566,-566,-566,-559,-321,-834,-573,-495,-321,-688,-593,-29978,-29979,-29984,-29985,-29986,-29975,-29974,-29975,-29981,-29982,-29984]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. Bxc6 dxc6 5. d3 Bg7 6. h3 Nh6 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} 7. a4 b6 8. O-O {[%cal Oa4a5]} f6 {White is slightly better.} 9. a5 Rb8 10. axb6 axb6 11. e5 {[#]} O-O $146 ({Predecessor:} 11... fxe5 12. Bxh6 Bxh6 13. Qe2 Bg7 14. Nxe5 Qc7 15. Re1 O-O 16. Nd2 Rf6 17. Ndf3 h6 {1-0 (36) Kuipers,S (2391)-Ikonnikov,V (2531) Caleta 2012}) 12. Nc3 {[%cal Bb1c3,Bc3e4,Be4g5][%mdl 32]} Nf5 13. exf6 (13. Bf4 $5 {[%cal Re5f6]} Rb7 14. exf6 exf6 15. Ra8 $14) 13... exf6 14. Bf4 Rb7 15. Ra8 Nd4 16. Ne4 Rd7 {To avoid Nd6} 17. Re1 h6 (17... Ne6 $14 18. Qc1 Nc7) 18. Nxd4 Rxd4 19. Qf3 g5 20. Be3 f5 {[#]} (20... Rd5 $14 {feels stronger.}) 21. Nxg5 $1 $16 {[%mdl 512]} Rd6 {[#]} (21... hxg5 22. Bxd4) 22. Qh5 {[%cal Oe3f4]} f4 23. Bxf4 Rdf6 {[#]} (23... Rd5 $16) 24. Be3 $2 ({Resist} 24. Be5 $6 hxg5 25. Qxg5 R6f7 $16) (24. Ra7 $1 $18 {[%cal Oe1e7] Black must now prevent Ree7!} hxg5 25. Bxg5) 24... hxg5 25. Bxg5 {Qh4 is the strong threat.} ({But not} 25. Ra7 Re6 26. Rea1 Qf6 $17) 25... Qd5 26. Re7 {[%cal Og5f6]} Re6 {Hoping for ...Rxe7. Really sharp!} 27. Raa7 {[%csl Ga7][%cal Re7g7]} Rxe7 $40 {[%mdl 128] Black has some attack.} 28. Rxe7 {aiming for Qg6.} Qf5 {To avoid Qg6} 29. f4 Be6 (29... Bxb2 $2 30. g4 Qf7 31. Rxf7 $18) 30. g4 Bf7 {This bishop pair is nice.} 31. gxf5 $2 (31. Qh4 $11 {and White is okay.} Bd4+ 32. Kh2) 31... Bxh5 $19 32. Re6 $2 (32. c3 {is a better defense.}) 32... Bxb2 33. Rxc6 Bd4+ 34. Kh2 Bd1 (34... Rxf5 $2 35. Rxb6 Bd1 36. Kg3) (34... b5 $19 {has better winning chances.} 35. c3 Bxc3 36. Rxc5 b4) 35. Rg6+ Kf7 36. Rxb6 (36. c3 $17 Bxc3 37. Rxb6) 36... Bxc2 37. Rb7+ $2 (37. Rd6 {only move.}) 37... Kg8 38. f6 Bxd3 39. Rc7 $2 (39. Rg7+ Kh8 40. Rd7) 39... Rf7 40. Rc6 Kh7 41. h4 (41. Kg3 $142) 41... Kg6 {And now ...Kf5 would win.} 42. Kg3 c4 43. Rd6 Bb2 44. Rd5 Bxf6 45. h5+ Kh7 46. Kg4 $2 (46. Bxf6 Rxf6 47. Kg4) 46... Bg7 {Strongly threatening ...Be4.} 47. f5 Bh6 ({Not} 47... Be2+ $2 48. Kf4) 48. f6 $2 (48. Bxh6 Kxh6 49. Rd6+ Kh7 50. Rc6) 48... Rc7 {( -> ...Bxg5)} 49. Rd6 Be2+ {Black mates.} 50. Kh4 Bxg5+ 51. Kxg5 Rc5+ 52. Kf4 Bxh5 53. Ke3 c3 54. Kd4 {What a bad dream for White.  Weighted Error Value: White=0.63/Black=0.31} 0-1

