[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.1"]
[White "Nabaty, Tamir"]
[Black "Birnboim, Nathan"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2638"]
[BlackElo "2381"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,123,16,48,28,19,0,0,0,58,56,55,42,54,39,39,50,37,51,58,60,53,56,50,49,59,33,37,38,37,43,42,29,41,34,65,17,17,25,26,11,58,62,54,64,64,62,104,78,70,79,73,52,50,56,62,68,64,-6,18,17,77,84,108,20,21,18,18,7,216,212,441,407,666,865,586,811,557,506,431,192,192,192,185,185,192,191,185,184,242,242,220,183,175,132,1245,1234,29964,29965,29964,29964,29974,29975,29975,29976,29976,29974,29977,29977,29977,29977,29973,29975,29983,29984,29985,29986]} 1. d4 Nf6 2. c4 c6 3. Bf4 d5 4. e3 e6 5. Nc3 Nbd7 6. h3 {D35: Queen's Gambit Declined: Exchange Variation.} Qa5 7. Qc2 {[#]} dxc4 $146 ({Predecessor:} 7... Bb4 8. Bd3 Ne4 9. Nge2 Nxc3 10. Nxc3 f5 11. cxd5 cxd5 12. O-O O-O 13. Nb5 Nf6 {1-0 (45) Poliato,I (1569)-Suarez Gomez,P (1204) Mamaia 2017}) 8. Bxc4 {The position is equal.} Bb4 (8... b5 $11 9. Be2 Nd5) 9. Nge2 $14 e5 10. Bg3 O-O 11. O-O exd4 12. Nxd4 Bxc3 13. bxc3 Qc5 14. Bd3 Ne5 15. Be2 Re8 16. Rad1 {[%cal Ba1d1,Bd1d4,Bd4e4,Be4e5,Be5d5][%mdl 32]} Ng6 17. c4 Ne4 18. Bh2 Qg5 19. Nf3 Qf6 20. Rd4 Nc5 21. g4 Nh4 22. Nxh4 Qxh4 23. Kg2 Ne6 24. Re4 c5 (24... b6 {keeps more tension.} 25. Bg3 Qf6 26. c5 Bb7 27. Bd6 Rad8) 25. Re5 Qe7 26. Bf3 f6 $1 {[%cal Rf6e5]} 27. Rd5 b6 28. Bd6 Qf7 29. Rh5 {[%csl Gh5][%cal Rc2h7]} g6 30. Bxa8 gxh5 31. Bd5 hxg4 32. hxg4 Bb7 33. Rd1 (33. Bg3 $14) 33... Bxd5+ 34. Rxd5 Ng5 (34... Qg6 $11 35. Qf5 Kf7) 35. Bf4 $16 Qe6 36. Qf5 (36. f3 $16 Qe7 37. Qd3) 36... Qe4+ $11 37. Kh2 Qxf5 38. gxf5 {[%mdl 4096] Endgame KRB-KRN} Nf3+ $2 (38... Re4 $11 {and Black has nothing to worry.}) 39. Kg3 $1 $18 {[%cal Rg3f3]} Ne5 (39... Ng1 {might work better.} 40. Rd2 Re7) 40. Bxe5 Rxe5 (40... fxe5 $142 41. Rd7 Rb8 42. Rxa7 Rd8) 41. Rxe5 fxe5 {[#] KP-KP} 42. a4 $1 Kf7 43. e4 a6 44. f4 (44. Kg4 $142) 44... b5 45. axb5 axb5 46. cxb5 {Intending b6 and mate.} c4 {Threatening ...c3.} 47. b6 ({Stronger than} 47. fxe5 c3 $11) 47... c3 {...c2 is the strong threat.} 48. b7 ({Worse is} 48. fxe5 c2 $11) 48... exf4+ {K3P-K3P} (48... c2 {was necessary.}) 49. Kg4 ({And not} 49. Kxf4 c2 $11) 49... c2 50. b8=Q {White threatens Qc7+ and mate.} c1=Q {Strongly threatening ...Qg1+. KQ-KQ} 51. Qa7+ Kf6 $2 {[%mdl 8192] This move loses the game for Black.} (51... Kg8 $16) 52. Qd4+ Kf7 53. e5 {White mates.} h5+ {[#]} 54. Kh4 $1 Qh1+ 55. Kg5 Qg2+ 56. Kh6 Qg7+ 57. Kxh5 Qh7+ 58. Kg5 Qg7+ 59. Kxf4 Qh6+ 60. Kg4 Qc1 61. Qd7+ Kf8 62. Qd8+ {Weighted Error Value: White=0.12/Black=0.31} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.2"]
[White "Tzidkiya, Yeshaayahu"]
[Black "Smirin, Ilia"]
[Result "1-0"]
[ECO "B43"]
[WhiteElo "2380"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,113,17,24,20,22,11,10,0,17,0,34,3,13,0,4,6,28,29,28,13,18,-39,-27,-47,-10,-89,-20,-36,0,-49,-47,-89,-73,-62,0,0,0,-17,-14,-84,-92,-189,-189,-176,-169,-194,-184,-167,-176,-180,-70,-55,165,150,184,177,180,175,180,185,182,172,180,0,0,0,0,0,0,0,0,0,0,0,100,4,4,6,5,13,164,154,143,143,505,498,4513,431,4141,4134,29984,1844,2227,2254,29970,29972,29972,29973,29973,29974,11655,29956,29956,2711]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 Bb4 7. Nb3 {B43: Sicilian: Kan Variation: 5 Nc3.} Nf6 8. Bd2 Nc6 9. Bg2 {The position is equal.} Be7 10. a4 b6 11. O-O Bb7 12. f4 d6 13. Be3 {[#]} Na5 $146 ({Predecessor:} 13... Rd8 14. Qe2 Nb4 15. Rad1 e5 16. h3 exf4 17. Bxf4 Nc6 18. g4 Ne5 19. Nd4 O-O 20. g5 Nfd7 {1-0 (41) Kraemer,M (2567)-Stany,G (2476) Biel 2016}) 14. Nxa5 bxa5 15. f5 Rb8 16. g4 (16. Ba7 $11) 16... h6 $15 17. h3 Ba8 18. Qd3 (18. fxe6 $11 fxe6 19. Rb1) 18... O-O (18... Rxb2 $17 19. fxe6 fxe6) 19. Rab1 $11 (19. Qxa6 Rxb2 20. Qd3 Rc8 $17) 19... Rb4 20. g5 hxg5 21. Bxg5 d5 {[%cal Rd5e4]} 22. Bxf6 Bxf6 (22... gxf6 $6 23. exd5 Rd4 24. Qf3 $14 (24. Qxd4 Bc5 $17)) (22... dxe4 $15 23. Nxe4 Bxe4 24. Bxe4 Rd8) 23. fxe6 Bxc3 24. Qxc3 Qb6+ 25. Kh1 (25. Kh2 $1 $11 {keeps the balance.} Qxe6 26. exd5 Bxd5 27. Bxd5 Qd6+ 28. Qg3 Qxd5 29. b3) 25... Qxe6 $17 26. Rf4 (26. exd5 $17 Bxd5 27. Bxd5 Qxd5+ 28. Kh2) 26... dxe4 $19 {...e3 is the strong threat.} 27. Rg4 {[%csl Gg4][%cal Rc3g7]} Qh6 28. Rg1 f5 ({And not} 28... Rxa4 29. b3 $11) 29. Rg3 Rb7 $1 ({Worse is} 29... f4 30. Rxg7+ Qxg7 31. Bf1 $11) 30. Bf1 e3 (30... Rd7 $1 $19 {Hoping for ...e3+.} 31. Be2 Kh8) 31. Kh2 $1 $15 {aiming for Rg6!} Re7 $2 (31... Rd7 $15 {keeps the upper hand.} 32. Be2 Be4) 32. Rg6 $1 $18 {[%cal Rg6h6]} Qf4+ 33. R1g3 {[%cal Rg6g7]} Qe5 {[#]} 34. Rxg7+ $3 {[%mdl 576] X-Ray Attack} Qxg7 35. Rxg7+ Rxg7 36. Qxe3 Kh7 {[#]} 37. h4 $2 (37. Qe2 $1 $18 {[%cal Re2h5]} Rff7 38. Qh5+ (38. Qxa6 Be4 $11) 38... Kg8 39. Qh6) 37... Be4 $11 38. c3 Rb8 39. Qe2 {Strongly threatening Qh5+.} Rg4 40. Qf2 {Threatens to win with Bh3.} Rg7 41. Bh3 Kg8 42. Bf1 Rgb7 (42... Kh7 $11) 43. Qg3+ (43. Kg3 $16) 43... Kh7 44. Qg5 Rxb2+ 45. Kh3 R2b6 $2 (45... R2b7 $11 {and Black is okay.}) 46. Qe7+ $18 {[%mdl 1024] White has strong compensation.} Kh6 {[#]} 47. Bc4 $1 {Black must now prevent Qg5+.} Rg6 {[%mdl 8192]} (47... Rc8 $16) 48. Bf7 Rc6 (48... Rbg8 $142 49. Bxg8 Rxg8) 49. Qg5+ Kh7 50. h5 Bd5 51. Bg6+ (51. Qxf5+ $142 Kh8 52. Qe5+ {[%mdl 64] Double Attack} Kh7 53. Bxd5 Rcb6 54. Qc7+ Kh8 55. Qf4 Kh7 56. Qf7+ Kh8 57. Qc7) 51... Kh8 52. Qe7 {[%csl Gg6][%cal Re7h7]} Kg8 53. Kh4 Rcb6 54. Bh7+ Kh8 55. Bxf5 {[%csl Gf5][%cal Re7h7]} Kg8 56. Bh7+ Kh8 57. Bd3 {[%csl Gd3][%cal Re7h7] What a bad dream for Black.  Weighted Error Value: White=0.20/Black=0.59} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.3"]
[White "Postny, Evgeny"]
[Black "Haimovich, Tal"]
[Result "1-0"]
[ECO "D11"]
[WhiteElo "2605"]
[BlackElo "2375"]
[Annotator "TA"]
[PlyCount "89"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,89,24,19,32,26,11,33,26,33,32,37,36,38,41,48,35,31,39,56,25,52,53,50,51,83,75,63,33,35,42,68,0,16,5,40,14,82,83,111,111,104,115,239,240,234,158,245,227,234,244,2715,275,243,116,115,103,239,229,240,229,925,0,770,768,29983,633,29989,29990,29990,29985,29985,29986,29986,5602,29987,5152]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bg4 5. h3 Bxf3 6. Qxf3 e6 7. Nc3 Nbd7 8. Bd3 {8.Bd2 might become the main line.} Be7 9. O-O {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} O-O 10. Rd1 a6 11. e4 {[%cal Re4d5] White is slightly better.} dxe4 12. Nxe4 Nxe4 13. Bxe4 Nf6 14. Bc2 {[#]} Qd7 $146 ({Predecessor:} 14... Qc7 15. Bf4 Bd6 16. Bg5 Be7 17. Qd3 g6 18. Qf3 Nh5 19. Bh6 Rfd8 20. Rac1 Bf8 {1-0 (34) Caoili,A (2152)-De Meester,J Vlissingen 2001}) 15. Bf4 Rfd8 16. Rd3 Qe8 17. Re1 b5 18. b3 $1 Rac8 19. g4 Qf8 20. Rdd1 g6 21. h4 h5 22. g5 Ne8 23. Be4 ({Better is} 23. c5 $14) 23... Bb4 24. Re2 Bd6 25. Bc1 Bb8 (25... Ng7 $11 {keeps the balance.}) 26. c5 $16 (26. Bxc6 $6 bxc4 27. Bb7 (27. bxc4 Qd6 $14) 27... Rc7 $11) 26... Ng7 27. b4 $1 (27. Bxc6 $6 Nf5 $11) 27... Qe7 28. Bb2 Qc7 (28... Qe8 $16 {keeps fighting.} 29. d5 cxd5) 29. d5 $1 $18 {[%cal Rd5d6]} cxd5 {[#]} 30. Qf6 $1 {[%csl Gb2][%cal Rf6g7]} d4 31. Rxd4 ({Wrong is} 31. Bxd4 $2 Qh2+ 32. Kf1 e5 $19) 31... Rxd4 32. Bxd4 $40 {[%csl Gd4][%cal Rf6g7][%mdl 128] White wants a kill.} (32. Qxd4 Qh2+ 33. Kf1 e5 $14) 32... Qh2+ 33. Kf1 {[%csl Gd4][%cal Rf6g7]} e5 {[#]} 34. Be3 (34. Qxa6 Rd8 $11) (34. Bd5 $1 $18 {[%cal Re2e5]} Qh3+ 35. Ke1) 34... Qxh4 $16 35. Bd5 Rf8 (35... Qh3+ $16 {might work better.} 36. Bg2 Qg4) 36. Qxg6 $1 $18 ({And not} 36. Qxa6 e4 $11) 36... Qxb4 {[#]} 37. Rd2 $1 {Strongly threatening Qh6.} ({Less strong is} 37. Qxa6 Qb1+ 38. Kg2 Qd1 $16) 37... Ba7 $2 (37... Bc7 38. Qxa6 Qh4) 38. Qd6 $2 (38. Qh6 $18 {Threatening mate with g6.} Qb1+ 39. Kg2) 38... Qb1+ {[%mdl 8192]} (38... Nf5 $11 39. Qg6+ {[%mdl 64] Double Attack} Ng7) 39. Ke2 Bb8 40. Qf6 (40. Qh6 $142 Qg6 41. Qxg6 Bc7 42. Qf6 Ne8 43. Qh6 Ba5 44. g6 Nf6 45. gxf7+ {[%mdl 64] Discovered Attack} Rxf7 46. Qxf6 {[%mdl 64] Double Attack, Pin} Bxd2 47. Qxf7+ {[%mdl 64] Double Attack} Kh8 48. Qg8#) 40... Qf5 {[#]} 41. Bxf7+ $1 {[%mdl 512]} Kh8 42. Qh6+ Qh7 43. Qxh7+ Kxh7 44. g6+ Kh8 45. Bg5 {Weighted Error Value: White=0.33/Black=0.60} (45. Rd7 $142 e4 46. Bd4 Bf4 47. Rd5 Bh6 48. c6 b4 49. c7 Bg5 50. Rxg5 Rxf7 51. c8=Q+ {[%mdl 64] Double Attack} Rf8 52. Qxf8#) 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.4"]
[White "Kupervaser, Erez"]
[Black "Steinberg, Nitzan"]
[Result "1-0"]
[ECO "B86"]
[WhiteElo "2371"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,101,0,0,52,54,78,68,69,67,61,45,37,40,141,125,138,145,195,206,200,183,229,79,167,169,329,278,420,330,312,292,262,258,477,461,726,518,1064,1048,1137,1113,1065,937,839,460,435,466,450,450,452,427,496,487,547,558,886,555,523,512,844,574,903,749,470,436,493,641,620,604,637,627,844,822,773,765,1571,1597,4618,3908,2499,2410]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e6 7. Bb3 Be7 8. f4 O-O 9. Be3 Na5 10. Qf3 a6 11. f5 Nxb3 12. axb3 {[#]} Rb8 $146 {B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5.} (12... e5 $11 13. Nde2 b5) ({Predecessor:} 12... Qc7 13. O-O Bd7 14. g4 e5 15. Nde2 Bc6 16. g5 Nd7 17. Ng3 f6 18. g6 Rfe8 19. gxh7+ Kxh7 20. Qh5+ Kg8 21. Qg4 Nf8 22. Nh5 Bd8 23. Kh1 Nh7 24. Rg1 Qf7 {1-0 (24) Sukovic,A (2282)-Polanco Nunez,Y (2196) Chess.com INT 2020}) 13. g4 Nd7 {[#]} 14. O-O-O $1 Ne5 {White is slightly better.} 15. Qg2 Bg5 16. Bxg5 Qxg5+ {[%mdl 64] Double Attack} 17. Kb1 exf5 (17... Qxg4 $14 18. Qf2 b5) 18. exf5 $16 b5 19. h4 Qd8 20. Nd5 Bb7 21. g5 Kh8 {[#]} 22. Ne2 (22. f6 $1 $18 {has better winning chances.}) 22... Rc8 (22... a5 $16) 23. Nef4 $18 Rc5 $2 (23... Bxd5 24. Nxd5 f6 25. gxf6 gxf6) 24. h5 Qc8 (24... Rxd5 $142 25. Nxd5 Rg8) 25. Qe4 Re8 26. Rhe1 Bc6 {If Black can now play ...Bd7 this consolidates a bit.} 27. h6 {Threatens to win with hxg7+.} gxh6 (27... g6 28. fxg6 hxg6) 28. gxh6 {White is clearly winning.} Bd7 (28... Qd8 $142 29. Qd4 f6) 29. Ne3 Rc6 (29... Nc6 $142 30. Qg2 Rg8) 30. Nfd5 Qd8 31. Rg1 Rc8 32. Qg2 {[%csl Gg1,Gh6][%cal Rg2g7]} Rg8 33. Qxg8+ Qxg8 34. Rxg8+ Rxg8 35. Nf6 Rg3 36. Nxd7 {Strongly threatening Nf6.} Nxd7 37. Rxd6 {[%mdl 4160] Endgame Double Attack. KRN-KRN} Nc5 38. Nd5 {Hoping for Nf6.} Rg8 39. b4 Ne4 40. Rxa6 Ng3 (40... Rd8 $142 41. Ne7 Nd2+ 42. Ka2 Nc4) 41. Ne3 Re8 {[#]} 42. Ra7 $1 Kg8 (42... Ne4 43. Rxf7) 43. Nd5 {White wants to mate with Nf6+.} Ne4 44. b3 {[%cal Bb2b3,Bb3c4,Bc4c5][%mdl 32]} Kf8 45. Kb2 Rd8 46. c4 bxc4 47. bxc4 Nd6 48. Kc3 Nxf5 49. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Nxh6 50. b6 Nf5 {[#]} 51. c5 $1 {Weighted Error Value: White=0.46/Black=0.56} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.5"]
[White "Mikhalevski, Victor"]
[Black "Shohat, Yotam"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2552"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,103,-9,-4,27,22,26,25,24,14,52,59,61,55,58,0,0,-33,-34,-43,-42,-34,-35,-47,0,-57,-49,-79,-36,-64,-30,-25,-20,-29,-19,-27,-11,-27,-27,-31,12,16,18,18,38,38,40,55,53,38,67,70,84,5,170,62,70,66,86,60,129,129,221,84,485,491,589,581,568,562,545,545,619,594,4163,1587,1700,1599,4775,1183,1112,1042,29975,1113,29980,29981,29981,29982,29982,29983,29983,29984,29984,29985]} 1. d4 Nf6 2. Nf3 c5 3. dxc5 e6 4. a3 Bxc5 5. e3 O-O 6. c4 d5 7. b4 Bb6 {D30: Queen's Gambit Declined: Systems without Nc3.} 8. Bb2 Qe7 9. Nbd2 Rd8 {[#] White has an edge.} 10. Qc2 $146 ({Predecessor:} 10. c5 Bc7 11. Be5 Ne4 12. Bxc7 Qxc7 13. Qc2 f5 14. Qb2 Nc6 15. Bb5 Nxd2 16. Qxd2 {1-0 (68) Dimitriadis,M (2094)-Pesorda,I (2297) Graz 2005}) 10... Nbd7 11. Bd3 a5 12. O-O Nf8 13. e4 (13. Rfc1 $14) 13... dxe4 14. Nxe4 Nxe4 15. Bxe4 axb4 {Threatens to win with ...f5.} 16. axb4 Rxa1 17. Rxa1 Qxb4 (17... f5 $5 {[%cal Rf5e4]} 18. Bd3 Qxb4 $15) 18. Rb1 (18. Ba3 $11 Qa5 19. Bb2) 18... Qc5 $15 19. Ne5 Bc7 20. Qc3 {Hoping for Nc6!} Bxe5 (20... f6 {seems wilder.} 21. Nd3 Qh5 22. h3 e5 23. Qb4 Ne6) 21. Qxe5 Qxe5 22. Bxe5 f6 23. Bc3 e5 24. h4 Be6 25. c5 Rc8 26. Bb4 Rc7 27. Ba3 Nd7 28. Rxb7 Rxb7 29. Bxb7 $14 {[%mdl 4096] Endgame KBB-KBN} Kf7 30. h5 g6 31. h6 f5 32. f3 (32. c6 $16 Nb6 33. Bc5) 32... g5 $2 (32... Nf6 $11 {and Black has nothing to worry.}) 33. Kf2 ({White should play} 33. c6 $18) 33... Kg6 $1 34. c6 Nb6 35. Bc5 Nc8 {[#]} (35... Na4 $1 $14 36. Be3 f4) 36. Bf8 $1 $16 Nb6 (36... Na7 $16) 37. Bg7 (37. c7 $18 {and White stays clearly on top.}) 37... e4 $2 {[%mdl 8192]} (37... Bd5 $16 {is tougher.}) 38. fxe4 $18 fxe4 39. c7 Kf5 40. Bd4 Nc8 41. Bc5 Kg6 42. Ke3 Kxh6 43. Kxe4 Kg6 44. Ke5 Kf7 45. Bf3 (45. Be4 $142 Bg4 46. Bc6) 45... g4 46. Be4 h5 {[#]} 47. g3 (47. Bg6+ $142 $1 {[%mdl 512]} Kxg6 48. Kxe6 h4 49. Kd7 Kg5 50. Kxc8 h3 51. Bg1 Kf5 52. gxh3) 47... Bd7 48. Bd5+ {White mates.} Ke8 49. Kf6 {[%csl Gf6][%cal Rd5f7]} Bb5 50. Be6 Ba6 51. Bf5 Bb7 52. Ke6 {[%cal Rf5g6] Weighted Error Value: White=0.17/Black=0.72} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.6"]
[White "Ben Artzi, Ido"]
[Black "Boruchovsky, Avital"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2368"]
[BlackElo "2541"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,84,19,9,62,0,0,-31,47,27,16,-3,39,52,56,45,36,38,77,90,95,83,73,12,13,14,19,17,25,27,12,37,35,0,1,8,4,8,8,8,8,8,15,16,8,0,0,0,33,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 c6 6. e3 Bd6 7. Bd3 h6 8. Bh4 O-O 9. Nf3 Re8 10. Qc2 b6 {10...Be6 is a critical line. D35: Queen's Gambit Declined: Exchange Variation.} (10... Be6 $11) 11. O-O-O {[#]} ({White should try} 11. O-O $14) 11... Na6 $146 ({Predecessor:} 11... Bb7 12. g4 g5 13. Bg3 Qc7 14. Bxd6 Qxd6 15. h4 Nxg4 16. hxg5 hxg5 17. Rdg1 Bc8 18. Bf5 Bxf5 19. Qxf5 {1-0 (19) Vakhidov,J (2295)-Ahmad,M (2100) Bandar Seri Begawan 2011}) 12. a3 Nc7 ({Black should play} 12... b5 $1 $15) 13. e4 {[#] Black must now prevent e5.} Be7 14. e5 Nh5 (14... Nd7 $5 {[%cal Re7h4]} 15. Bg3 Nf8 $11) 15. Bxe7 Qxe7 16. Ne2 c5 17. Rhg1 c4 18. Bh7+ Kh8 19. g4 Nf6 20. exf6 (20. Bf5 $16) 20... Qxe2 $11 21. Ne5 {[%cal Re5f7]} Qxc2+ 22. Bxc2 gxf6 23. Nxf7+ {[%mdl 64] [#] Double Attack} Kg7 $1 {[%cal Rg7f7]} 24. Nd6 Re2 25. Rde1 (25. Rd2 {looks sharper.} Rxd2 26. Kxd2 Kf8 27. a4 Bd7 28. Nf5) 25... Rxe1+ 26. Rxe1 {Threatens to win with Re7+.} Be6 27. Nf5+ Bxf5 28. Re7+ Kf8 29. Rxc7 Bxg4 {[%mdl 4096] Endgame KRB-KRB} 30. Bg6 a5 31. Rf7+ (31. f4 {is interesting.} Rc8 32. Rf7+ Kg8 33. Rb7 Rc6 34. f5) 31... Kg8 32. Rb7 Kf8 (32... Rd8 {keeps more tension.} 33. Rxb6 Kg7 34. Bc2 Re8 35. Rb5 Re1+) 33. Rxb6 (33. f4 {feels hotter.} Rc8 34. Rxb6 Kg7 35. f5 Rc7 36. Ra6) 33... Kg7 {The position is equal.} 34. Bc2 Re8 35. Rb5 Re1+ 36. Kd2 Re2+ 37. Kc3 {aiming for Bd1.} Rxf2 38. Rxd5 Rf3+ 39. Kd2 $1 Rf2+ 40. Kc3 Rf3+ $1 41. Kd2 $1 Rf2+ 42. Kc3 Rf3+ $1 {Weighted Error Value: White=0.11/Black=0.11} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.7"]
[White "Rechlis, Gad"]
[Black "Kraus, Ohad"]
[Result "1-0"]
[ECO "B96"]
[WhiteElo "2513"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "71"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,71,64,59,10,12,15,22,-130,-104,-87,-20,-20,-10,-20,-21,-39,0,-16,34,0,18,0,0,-20,52,54,67,60,65,62,71,53,179,50,42,0,37,0,0,0,0,0,0,0,0,0,159,156,29974,29976,29973,29969,29990,29991,29998,29999]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qc7 8. Qf3 b5 9. Bxf6 {has lost popularity (9.0-0-0).} gxf6 10. O-O-O $1 {[%mdl 4] is recently more successful than 10.a3. B96: Sicilian Najdorf: 6 Bg5 e6 7 f4, lines other than 7...Qb6 and 7...Be7.} b4 $1 {[%cal Rb4c3]} 11. Nce2 Nd7 12. e5 $2 (12. Ng3 $11) 12... Bb7 $1 $17 {[%cal Rb7f3]} 13. Qh5 {Threatens to win with Nxe6.} Nc5 (13... fxe5 $6 14. Nxe6 Qc4 15. Nxf8 $11) (13... Rc8 $17 14. f5 fxe5 15. fxe6 Nf6 16. exf7+ Qxf7 17. Qxf7+ Kxf7) 14. exf6 $11 O-O-O {[#]} 15. Kb1 $146 ({Predecessor:} 15. Ng3 d5 16. Qf3 Ne4 17. f5 e5 18. Ne6 fxe6 19. fxe6 Kb8 20. e7 Bh6+ 21. Kb1 {1-0 (40) Kupreichik,V-Rashkovsky,N Odessa 1973}) 15... Ne4 16. Qh4 Kb8 {[%mdl 1024] Black has compensation.} 17. Nc1 Qb6 18. Be2 h5 19. Bf3 (19. Bxh5 Rc8 $17) 19... d5 20. Rhe1 Bc5 (20... Rc8 $11) 21. Ncb3 $14 Bd6 22. f5 $1 {[%cal Rf5e6]} ({Reject} 22. Bxh5 Qc7 $17) 22... exf5 23. Nxf5 {[%cal Rf3e4]} Bc7 24. Ne7 {Black must now prevent Nxd5!} ({But not} 24. Bxh5 Nf2 $11) 24... Nxf6 {[#]} (24... Rhe8 $1 $14) 25. Rd4 (25. Na5 $1 $18 {[%mdl 512]}) 25... a5 $1 26. Nxa5 Qxa5 27. Qxf6 {aiming for Red1.} b3 $1 {[%mdl 64] Discovered Attack} 28. Re3 $36 {[%mdl 2048] White fights for an advantage.} Qxa2+ 29. Kc1 Qa1+ 30. Kd2 Ba5+ 31. Rc3 $1 {Strongly threatening Qf4+.} Qxb2 $2 {[#]} ({Better is} 31... Ka8 $1 $11 32. Bxd5 {[%mdl 64] Double Attack} Bxc3+ 33. bxc3 b2 34. Bxb7+ Kxb7 35. Qc6+ Ka7 36. Qc7+ Ka6 37. Qc6+ Ka7 38. Qc7+ Ka6 39. Qc6+ Ka7) 32. Qe5+ $1 $16 Rd6 $2 (32... Ka8 $16 33. Ra4 Qa2) 33. Qxd6+ {White mates.} Ka8 {[#]} 34. Rb4 $1 Re8 (34... Rd8 35. Qc5) 35. Bxd5 Bxb4 36. Qa6+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.25/Black=0.45} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.8"]
[White "Efroimski, Marsel"]
[Black "Gorodetsky, David"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2357"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,93,8,58,45,48,63,39,37,22,29,43,25,77,79,84,75,85,95,61,60,157,149,162,118,121,120,127,36,34,34,51,44,59,65,52,35,35,29,31,29,33,37,36,16,35,35,35,35,27,27,34,16,18,0,32,41,43,18,18,19,35,14,18,8,8,8,11,0,11,0,0,0,13,3,13,0,13,13,13,13,14,0,3,0,12,0]} 1. e4 c6 2. d4 d5 3. e5 c5 4. dxc5 e6 5. Be3 Nc6 6. f4 {B12: Caro-Kann: Advance Variation.} d4 7. Bf2 Bxc5 8. Nf3 {White is slightly better.} Nge7 9. Nbd2 Nd5 10. g3 {[#]} Ne3 $146 (10... Qa5 $11) ({Predecessor:} 10... Qa5 11. a3 Ne3 12. Qb1 O-O 13. Bd3 Qd8 14. Ne4 Be7 15. Ke2 Ng4 16. Bg1 f5 {1-0 (41) Gagloev,D (2073)-Lomakina,G (2012) Tambov 2018}) 11. Bxe3 $16 dxe3 12. Ne4 Qb6 {...Qb4+ is the strong threat.} 13. Nxc5 Qxc5 14. c3 b6 {[#]} (14... Bd7 $14) 15. Ng5 $1 {Black must now prevent Bg2.} Qe7 16. Bb5 Bb7 17. Qf3 Qc7 {Black wants to play ...a6.} 18. Ne4 ({Better is} 18. O-O-O $16 {Threatens to win with Rd6.} a6 19. Bxc6+ Bxc6 20. Ne4 (20. Qxe3 Bxh1 21. Rxh1 Rd8 $15)) 18... O-O $14 19. Bd3 Rfd8 20. Qxe3 Nxe5 $1 21. fxe5 Qxe5 22. O-O-O {Strongly threatening Rhe1.} f5 {[#]} 23. Rde1 $1 fxe4 (23... Bxe4 24. Bxe4) 24. Bxe4 Bxe4 25. Qxe4 Qxe4 26. Rxe4 $11 {[%mdl 4096] Endgame KRR-KRR} Rd6 27. Rhe1 Re8 28. a4 h6 29. R1e2 Re7 30. Rd2 Red7 31. Rde2 Re7 32. Kc2 Kf7 33. Rf2+ Ke8 34. Ref4 e5 35. Rf8+ Kd7 {The position is equal.} 36. Rd2 (36. b3 {is more complex.} Rd5 37. Rd2 Rxd2+ 38. Kxd2 Ke6 39. Rc8) 36... Rxd2+ 37. Kxd2 {KR-KR} Ke6 38. Ke3 Rd7 39. Ra8 Rc7 40. Kd3 Kd5 41. Rd8+ Ke6 42. Ra8 Kd5 43. Re8 Rf7 44. Rd8+ Ke6 45. Re8+ Kd5 46. Rd8+ Ke6 47. Re8+ {Weighted Error Value: White=0.10/Black=0.08} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.9"]
[White "Dvoirys, Semen I."]
[Black "Solomon, Asif"]
[Result "1/2-1/2"]
[ECO "C42"]
[WhiteElo "2483"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,49,33,45,45,17,19,10,31,43,35,36,52,22,108,117,75,-69,-33,-168,-179,-160,-43,-25,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 9. Re1 Bf5 10. Qb3 Qd7 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} 11. cxd5 cxd5 12. Nc3 Be6 13. Nb5 Nc6 {[%cal Bb8c6,Bc6b4,Bb4c2][%mdl 32]} 14. Nxd6 Qxd6 15. Qxb7 Nxf2 16. Kxf2 $16 Nb4 {[#]} 17. Bb5 $146 (17. Bb1 $16 Rfb8 18. Rxe6 $1 fxe6 19. Bxh7+ Kf8 20. Bf4 Qxf4 21. Qd7) ({Predecessor:} 17. Bb1 Rfb8 18. Rxe6 fxe6 19. Bxh7+ Kf8 20. Bf4 Qxf4 21. Qd7 Re8 22. g3 Qf7 23. Qa4 {½-½ (43) Mendl,M (2480)-Rezzuti,V (2423) ICCF email 2008}) 17... a6 (17... Rab8 $5 {[%cal Rb8b7]} 18. Qxa7 Rxb5 $17) 18. Ba4 {[#]} ({White should play} 18. Bg5 $15 Rfb8 19. Qe7 (19. Rxe6 $2 Qxe6 20. Qe7 Qxe7 $19) 19... Qxe7 20. Bxe7 Rxb5 21. Bxb4 Rxb4 22. Re2) 18... Rab8 $1 $19 {[%cal Rb8b7]} 19. Rxe6 Qxe6 (19... fxe6 $17 20. Qd7 Qb6) 20. Qd7 $15 {[%cal Rd7e6] Hoping for Qxe6.} Qxd7 (20... Nd3+ {keeps more tension.} 21. Kf1 Qe4 22. Bb3 Rbe8 23. Bd2 Qe2+) 21. Bxd7 {aiming for Ne1.The position is equal.} Nc2 {[%cal Rc2a1]} 22. Rb1 Na3 $1 {[%cal Ra3b1]} 23. Ra1 Nc2 24. Rb1 {And now Bf5 would win.} Na3 $1 {[%cal Ra3b1]} 25. Ra1 {Weighted Error Value: White=0.40/Black=0.26} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.10"]
[White "Iliaguev, Nisim"]
[Black "Sokolovsky, Yahli"]
[Result "1/2-1/2"]
[ECO "D13"]
[WhiteElo "2332"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,95,-12,-5,-5,0,0,0,-13,-10,-10,-13,-19,-7,-18,-14,-39,-42,-41,-33,-36,-39,-21,-31,-28,0,0,3,11,33,0,0,0,0,0,0,0,26,26,83,45,99,93,89,70,77,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 c6 2. g3 d5 3. Bg2 Nf6 4. cxd5 cxd5 5. Nf3 Nc6 6. d4 Bf5 7. O-O e6 8. Qb3 {D13: Slav Defence: Exchange variation without ...Bf5.} Rb8 9. Nc3 h6 10. Bf4 Bd6 11. Bxd6 Qxd6 12. Nb5 {[#]} Qe7 $146 ({Predecessor:} 12... Qd8 13. Qa3 a6 14. Nd6+ Kd7 15. Nxf7 Qf8 16. Nxh8 Qxa3 17. bxa3 Rxh8 18. Ne5+ Nxe5 19. dxe5 {1-0 (37) Becker,G (1682)-Zoll,T (1503) Bad Bevensen 2010}) 13. Rac1 (13. Rfc1 {seems wilder.} O-O 14. e3 Rfc8 15. Qd1 Nd7 16. Nc3) 13... O-O 14. Qa3 Qxa3 15. bxa3 Bg4 16. e3 Ne4 {Strongly threatening ...Bxf3.} 17. Rfe1 a6 18. Nc3 {[%cal Bb5c3,Bc3a4,Ba4b6][%mdl 32]} f5 19. Na4 Bxf3 20. Bxf3 Kf7 21. Be2 Rfc8 22. Nb6 Rc7 23. Rc2 Nd6 24. Rec1 Nc8 25. Na4 N8e7 (25... Nd6 $11 {keeps the balance.}) 26. Rb1 Nc8 (26... Ra8 $14) 27. Nc5 $16 {Black must now prevent Nxa6!} Na5 28. Bxa6 b6 {[#] next ...Ra8 is good for Black.} 29. Bd3 Ra8 $1 $11 {The position is equal.} 30. Na4 Rxc2 31. Bxc2 Nc4 32. Bb3 N8d6 33. Bxc4 Rxa4 {[%mdl 4096] Endgame KRB-KRN} 34. Bf1 b5 35. Rb3 Ra5 36. Be2 Nc4 37. a4 Rxa4 38. Rxb5 Rxa2 39. Bxc4 dxc4 {KR-KR} 40. Rc5 Rc2 41. h4 g5 42. hxg5 hxg5 43. g4 fxg4 44. Kg2 Rc1 45. Kg3 Rg1+ 46. Kh2 Rc1 47. Kg3 Rg1+ 48. Kh2 {Weighted Error Value: White=0.05/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.11"]
[White "Kobo, Ori"]
[Black "Aizenberg, Benny"]
[Result "1-0"]
[ECO "A16"]
[WhiteElo "2460"]
[BlackElo "2307"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,50,19,23,21,27,19,43,33,52,55,73,45,41,16,17,11,52,8,6,0,0,0,15,16,33,27,29,42,50,16,179,178,150,149,544,546,568,542,911,907,29977,29976,29999]} 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. h4 Bg7 6. e4 {A16: English Opening: 1...Nf6 with ...d5.} Nxc3 7. dxc3 Qxd1+ 8. Kxd1 {White is slightly better.} Bg4 9. Kc2 Nd7 10. Nd4 a6 {[#]} 11. h5 $146 ({Predecessor:} 11. Be3 e5 12. Nb3 Be6 13. Na5 O-O-O 14. Bc4 Bxc4 15. Nxc4 h5 16. Rhd1 f5 17. Bg5 {½-½ (75) Yu,Y (2751)-Volokitin,A (2628) Riadh 2017}) 11... e5 $1 {[%cal Re5d4]} ({Don't play} 11... Bxh5 $6 12. f3 $16) 12. Nb3 O-O-O ({Wrong is} 12... Bxh5 $2 13. f3 $18) 13. h6 Bf8 14. Na5 Be6 15. Bc4 Bxc4 (15... Re8 {is interesting.} 16. f3 Rg8 17. Rf1 g5 18. g4 Bc5) 16. Nxc4 f6 17. b4 c5 18. a3 b5 19. Na5 c4 $2 (19... Nb6 $11 {and Black stays safe.}) 20. Nc6 $18 Re8 21. a4 {[#] Threatens to win with axb5.} Bd6 $2 {[%mdl 8192] Black cannot hold the game after this.} (21... Kb7 $16) 22. axb5 axb5 23. Na7+ Kb7 24. Rd1 Bb8 25. Rxd7+ Kb6 26. Be3# {Weighted Error Value: White=0.09/Black=0.91} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.12"]
[White "Kochavi, Ori"]
[Black "Gruenfeld, Yehuda"]
[Result "0-1"]
[ECO "B81"]
[WhiteElo "2273"]
[BlackElo "2412"]
[Annotator "TA RC"]
[PlyCount "92"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,92,25,25,-2,40,-18,-26,-38,-38,-38,-30,-51,-18,-22,0,-34,-37,-32,-32,-36,-39,-56,-60,-65,-72,-64,-60,-71,-63,-66,-77,-83,-90,-80,-91,-96,-86,-77,-77,-72,-77,-74,-75,-85,-71,-83,-33,-41,-46,-46,-47,-162,-143,-257,-226,-210,-212,-268,-239,-433,-438,-476,-476,-476,-476,-568,-547,-708,-713,-671,-661,-861,-855,-1322,-1316,-1247,-1236,-1158,-1099]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. h3 e6 7. g4 d5 8. exd5 Nxd5 9. Bg2 {B81: Sicilian Scheveningen: Keres Attack.} Bb4 10. Bd2 ({Better is} 10. Nde2 $14) 10... Nxc3 $11 11. Bxc3 {Black has an edge.} Bxc3+ 12. bxc3 Qc7 13. Qf3 Nd7 {[%cal Bb8d7,Bd7c5,Bc5a4][%mdl 32]} 14. O-O O-O {[#]} 15. Rfd1 $146 ({Predecessor:} 15. Rfe1 Nc5 16. Nb3 Na4 17. Re3 Rb8 18. Rd1 Bd7 19. Qg3 Rbc8 20. c4 Nb2 21. Rd4 Nxc4 22. Qxc7 Rxc7 {1-0 (60) Schoen,R (2158)-Puth,D (2169) Heimbach Weis 2014}) 15... Nc5 16. Nb3 Na4 17. c4 Rb8 18. c5 Nxc5 19. Qc3 b6 20. Rab1 Bd7 21. Nxc5 bxc5 22. Rxb8 Rxb8 23. Qd3 Bb5 24. c4 Be8 25. Be4 g6 (25... Kf8 {is interesting.} 26. Bf3 h6 27. Rb1 Rxb1+ 28. Qxb1 Qf4) 26. Qd6 Qxd6 27. Rxd6 $17 {[%mdl 4096] Endgame [#] KRB-KRB} a5 $1 {[%cal Ba6a5,Ba5a4][%mdl 32]} 28. Ra6 {[#]} a4 $1 29. Ra5 Kf8 30. Rxc5 f5 31. Bf3 Rb2 32. Rc8 {Black must now prevent Bc6.} Ke7 (32... Rxa2 $6 33. Bc6 $16) 33. c5 (33. Rc7+ $15 Kd6 34. Rc8) 33... Rxa2 $19 34. c6 (34. Rc7+ $17 Kf6 35. Ra7) 34... Rc2 35. Ra8 Rc3 ({Don't play} 35... Bxc6 36. Bxc6 Rxc6 37. Rxa4 $17) 36. Kg2 a3 ({Less strong is} 36... Bxc6 37. Bxc6 Rxc6 38. Rxa4 $17) 37. Ra7+ $2 (37. g5) 37... Kd6 {Black is clearly winning.} 38. c7 Bd7 39. gxf5 gxf5 40. Bh5 e5 41. h4 Be6 42. Ra6+ Ke7 43. Ra7 Kd7 44. Be2 a2 45. Bb5+ Kd6 46. c8=Q Rxc8 {Weighted Error Value: White=0.46/Black=0.05} (46... Bxc8 $2 47. Rxa2 Bb7+ 48. Kh2 $19) 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.13"]
[White "Parkhov, Yair"]
[Black "Parnes, Nadav"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2407"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,139,43,41,47,75,78,122,121,123,127,177,91,98,99,99,97,89,84,132,125,148,79,93,86,76,71,82,84,102,79,106,103,114,91,131,109,107,85,72,72,64,62,83,89,96,24,137,32,200,40,139,19,225,160,250,0,0,0,0,-14,-3,-68,0,-7,333,0,0,0,0,0,0,0,9,-8,-8,-109,-117,-425,-350,-725,-226,-226,-226,-226,-133,-133,-133,-133,-133,-133,-133,-133,-133,-133,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-7,-8,0,0,0,-8,-8,-120,0,-8,-8,-8,-8,-8,-8,-8,0,-8,-8,-8,-8,-8]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Bf4 c6 5. Qd2 Bg7 6. Bh6 Bxh6 7. Qxh6 Qa5 8. Bd3 c5 9. d5 {[#] B07: Pirc Defence: Miscellaneous Systems.} Bd7 $146 ({Predecessor:} 9... Nbd7 10. Nf3 b5 11. Bxb5 Rb8 12. Bxd7+ Bxd7 13. O-O Rxb2 14. e5 Qxc3 15. exf6 Qxf6 16. Rab1 Rb6 {1-0 (25) Vachier Lagrave,M (2779)-Dominguez Perez,L (2739) chess.com INT 2018}) 10. O-O-O Ng4 11. Qg7 {[%cal Rg7h8] White is better.} Rf8 12. Nh3 h6 13. Rhe1 (13. f3 $1 $18 {[%cal Rf3g4]} Ne3 14. Rde1 (14. Qxh6 Nxd1 15. Rxd1 Bxh3 $11)) 13... Na6 $16 14. Bxa6 Qxa6 15. e5 $1 {[%cal Re5e6]} Nxe5 16. f4 Bxh3 17. fxe5 Bg4 18. Rd2 ({White should play} 18. exd6 Qxd6 19. Rd2) 18... O-O-O 19. Qxh6 Bd7 20. Qh4 Rde8 21. Rde2 Qb6 22. Qf4 Rd8 23. h3 f6 24. exd6 exd6 25. Re7 g5 26. Qf2 f5 27. Qg3 Rg8 28. a3 c4 29. Kb1 Qc5 30. R1e2 (30. Rf7 $1 $16) 30... a5 (30... b5 $1 $11) 31. Qe1 (31. a4 $1 $16) 31... b6 $2 (31... b5 $1 $14) 32. Rf7 $2 (32. a4 $1 $18) 32... Rge8 (32... b5 $1 $14) 33. Ree7 (33. a4 $1 $16) 33... Qd4 $2 (33... b5 $11) 34. Ka2 Qc5 (34... f4 $16 {was worth a try.} 35. Re4 Rxe4 36. Qxe4 Qxe4 37. Nxe4 b5) 35. Qd2 $2 ({White must play} 35. a4 $1 $18) 35... Rxe7 36. Rxe7 {aiming for a4.} b5 {[%cal Bb6b5,Bb5b4][%mdl 32]} 37. Ne2 b4 38. Qd4 (38. axb4 $11 axb4 39. Kb1) 38... Bb5 (38... Re8 $15 39. Rxe8+ Bxe8) 39. c3 {Strongly threatening axb4.} (39. Ra7 {with more complications.} Re8 40. axb4 axb4 41. Qg7 b3+ 42. Kb1) 39... Re8 $2 {[%mdl 8192]} (39... b3+ $11 {and Black has nothing to worry.} 40. Kb1 Re8 41. Rxe8+ Bxe8) 40. Rxe8+ $2 (40. cxb4 $18 axb4 41. axb4 Qxd4 42. Rxe8+ Bxe8 43. Nxd4) 40... Bxe8 $11 41. axb4 axb4 42. cxb4 Qxb4 43. Nc3 Ba4 44. Qa7 Bc2 45. Ka1 (45. Qa6+ $11 Kb8 46. Qb5+ Qxb5 47. Nxb5) 45... Qc5 $1 $17 {[%cal Rc5a7]} 46. Qxc5+ {[%mdl 8192]} (46. Qa8+ $17 {is tougher.} Kc7 47. Ka2) 46... dxc5 {[%mdl 4096] Endgame KB-KN} 47. Ne2 $2 (47. b3 cxb3 48. Na4 b2+ 49. Nxb2) 47... f4 $2 (47... Kc7 48. Ka2 Bd3) 48. Ng1 $19 Be4 49. Nf3 Kd7 (49... Bxd5 $19 50. Nxg5 Bxg2) 50. Nxg5 $17 Bxg2 51. Kb1 Kd6 $1 {[%cal Rd6d5]} 52. Kc2 Kxd5 {Hoping for ...f3.} 53. Kd2 {[#] intending h4.} Ke5 $1 54. Ke2 Bd5 ({Black should try} 54... Bc6 $17 55. Nf3+ Kf5) 55. Nf3+ $11 Kf5 56. Kf2 Be6 57. Nd2 Ke5 {...Kd4 is the strong threat.} 58. Nf3+ Kf6 59. Kg2 Kf5 60. Kf2 Bd7 61. Nd2 Bb5 62. Nb1 Ke5 63. Na3 {[#]} (63. Nd2 $11 {keeps the balance.}) 63... Bd7 (63... Ba6 $1 $17 {Black wants to play ...Ke4.} 64. Nb1 Bc8) 64. Nxc4+ {The position is equal.} Kd4 65. Nd6 Kd5 66. Nf7 Bxh3 {And now ...Bg4 would win.} 67. Kf3 Kc4 68. Ne5+ Kb3 69. Nd3 c4 70. Ne5 {Never resign too early!  Weighted Error Value: White=0.49/Black=0.50} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.14"]
[White "Lahav, Michal"]
[Black "Ben Ari, Yannay"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2216"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,36,30,36,40,49,9,31,8,8,8,8,14,19,2,0,0,6]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 Nc6 5. Bc4 Nb6 6. Bb3 d5 7. exd6 Qxd6 8. O-O Bf5 9. d4 cxd4 10. Nxd4 Nxd4 11. cxd4 e6 12. Nc3 {B22: Sicilian: 2 c3.} Be7 13. d5 (13. Qf3 {with more complications.} O-O 14. d5 Qd7 15. dxe6 Bxe6 16. Rd1) 13... exd5 14. Nxd5 {White is slightly better.} Nxd5 {The position is equal.} 15. Qxd5 Qxd5 16. Bxd5 O-O {[#]} 17. Bxb7 $146 ({Predecessor:} 17. Bf4 Bf6 18. Rad1 Bxb2 19. Bxb7 Rad8 20. Bc7 Rxd1 21. Rxd1 Re8 22. h3 h6 23. Bd5 {½-½ (44) Dzhumaev,M (2494)-Farid,F (2251) Tashkent 2012}) 17... Rab8 18. Bd5 Bf6 {Weighted Error Value: White=0.15/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.15"]
[White "Rozen, Eytan"]
[Black "Stolyarsky, Yegor"]
[Result "1-0"]
[ECO "A49"]
[WhiteElo "2399"]
[BlackElo "2063"]
[Annotator "TA"]
[PlyCount "117"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,117,37,35,50,57,52,55,70,48,65,57,116,101,130,-10,0,0,0,7,0,0,0,-27,-14,-14,-6,-17,-15,-43,-44,-94,-79,-77,-84,-185,-180,-177,-147,-147,-147,-151,-166,-156,-127,-122,-87,-96,-71,-145,-180,-151,-16,-16,-16,-25,-19,-30,47,35,38,23,32,32,32,32,31,13,13,15,52,41,161,142,154,133,176,187,319,144,431,408,1085,379,1072,1084,873,1102,1000,1000,1135,1122,1066,840,1086,1081,1019,1041,1000,855,815,654,6605,5119,29982,29979]} 1. b3 Nf6 2. g3 g6 3. Bb2 Bg7 4. Nf3 O-O 5. Bg2 d6 6. d4 c6 {6...c5 gains popularity.} 7. O-O Bf5 8. Nbd2 Ne4 {A49: 1 d4 Nf6 2 Nf3 g6 3 g3: Anti-King's Indian systems.} 9. Nh4 Nxd2 10. Qxd2 Bd7 {White is slightly better.} 11. c4 Na6 {[#]} 12. f4 $146 ({Predecessor:} 12. e4 Qc8 13. Rfe1 c5 14. d5 Bxb2 15. Qxb2 e5 16. dxe6 Bxe6 17. Rad1 Qc7 18. Qf6 {1-0 (27) Trifunovic,M (2295)-Dinic,M Pozarevac 2009}) 12... Qc7 ({Better is} 12... e5 $14) 13. f5 Rad8 14. d5 (14. e4 $16) 14... Qb6+ 15. Kh1 Bxb2 16. Qxb2 Qe3 $1 17. Rad1 Nc5 $1 18. f6 exf6 19. Qxf6 Ne4 20. Qf3 Qxf3 21. Nxf3 c5 22. Ne5 {[#]} Nxg3+ $1 23. hxg3 dxe5 24. Rf6 (24. Kh2 $17) 24... Bf5 $1 $19 25. Rf1 Kg7 26. R1xf5 gxf5 27. Rxf5 $17 {[%mdl 4096] Endgame KRR-KRB} f6 28. Be4 Rf7 29. Rh5 Rh8 30. Bf5 Kf8 31. d6 {[#]} (31. Rh6 $142) 31... Rg7 $1 32. Rh6 Kf7 (32... Rxg3 $17 {Threatens to win with ...Kf7.} 33. Rxf6+ Kg7) 33. g4 $11 Rd8 34. d7 Ke7 35. Kg2 a6 (35... Rxd7 $11 36. Bxd7 Kxd7) 36. Kf3 $14 b5 37. Ke4 bxc4 38. bxc4 Rxd7 39. Bxd7 Kxd7 40. Rxf6 Rxg4+ $11 {KR-KR} 41. Kd5 {Black should prevent e4.} e4 42. Rxa6 {Hoping for Ra7+.} e3 ({Black should play} 42... Rg5+ $1 $14 43. Kxe4 Rg4+ 44. Kd3 Rd4+ 45. Kc3 Re4) 43. Ra7+ $18 ({Don't take} 43. Kxc5 $6 Rg2 $14) 43... Kd8 {[#]} 44. Ra3 $1 ({Much weaker is} 44. Kxc5 $6 Rg2 $11) 44... Rg5+ 45. Kd6 {[%cal Ra3a8]} Kc8 (45... Rg6+ {is a better defense.} 46. Kxc5 Rg5+ 47. Kc6 Rg6+ 48. Kb5 Kc7 49. Ra7+ (49. Rxe3 Rb6+ 50. Kc5 Rc6+ 51. Kd4 Rd6+ 52. Kc3 h5 $18) 49... Kd8) 46. Kc6 (46. Rxe3 $18 {is the precise move to win. Black must now prevent Re8+.} h5 47. a4) 46... Kb8 $2 {[%mdl 8192]} (46... Rg6+ $16 {keeps fighting.} 47. Kxc5 Re6 48. Ra8+ Kb7) 47. Rxe3 h5 (47... Rg8 $142 48. Rb3+ Kc8) 48. Re8+ Ka7 49. e4 Rg6+ 50. Kxc5 Rh6 51. Rf8 h4 52. Rf2 Kb7 53. e5 h3 54. Rh2 Kc7 55. Kd5 Kd7 56. a4 {[%cal Ba2a4,Ba4a5][%mdl 32]} Kc7 57. a5 Kb7 58. c5 Ka6 59. e6 {What a bad dream for Black.  Weighted Error Value: White=0.21/Black=0.33} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.07"]
[Round "1.16"]
[White "Katz, Kiril"]
[Black "Gorshtein, Ido"]
[Result "0-1"]
[ECO "B12"]
[WhiteElo "1957"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "66"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,66,-26,-19,-91,-56,-98,6,-53,-41,-77,-80,-71,-79,-85,-90,-102,-83,-85,-85,-102,-79,-91,-70,-186,-181,-179,-188,-184,-141,-216,-208,-229,-206,-206,-199,-192,-171,-158,-108,-108,-100,-229,-200,-354,-356,-346,-352,-540,-540,-540,-540,-533,-526,-547,-538,-522,-513,-525,-516]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h5 5. Bg5 Qb6 6. Bd3 {B12: Caro-Kann: Advance Variation.} (6. b3 $11 {remains equal.}) 6... Bxd3 $17 {6...Qxd4 is more fashionable.} 7. Qxd3 e6 (7... Qxb2 $17 8. Qc3 Qxc3+ 9. Nxc3 e6) 8. Qb3 {[#]} (8. Nd2 $11) 8... c5 $146 ({Predecessor:} 8... Qxb3 9. axb3 c5 {½-½ (9) Molnar,L (1871)-Canak,M (1880) Belgrade 2016}) 9. Be3 cxd4 10. Qxb6 axb6 11. Bxd4 Nc6 12. Ne2 Nh6 13. Nd2 Bc5 14. Nf3 Bxd4 15. Nexd4 Ng4 16. c4 ({White should try} 16. Nxc6 $15 bxc6 17. O-O) 16... dxc4 $19 (16... Ncxe5 17. cxd5 exd5 18. Nxe5 $15) 17. Nxc6 bxc6 18. O-O b5 19. a4 (19. b3 $17) 19... O-O ({Resist} 19... bxa4 20. Rfc1 $17) 20. Nd4 Nxe5 21. axb5 cxb5 22. Nxb5 Nd3 23. Nd6 Rxa1 24. Rxa1 Nxb2 $17 {[%mdl 4096] Endgame KRN-KRN} 25. Ne4 {This move loses the game for White.} (25. Ra6 $17) 25... Rc8 26. Rc1 (26. Nc3 {was called for.}) 26... Nd3 $19 27. Rc3 Nf4 {Hoping for ...Ne2+.} 28. Nd6 (28. Kf1 {was worth a try.}) 28... Ne2+ {[%mdl 64] [#] Double Attack. Black is clearly winning.} 29. Kf1 Nxc3 30. Nxc8 Nd5 31. g3 c3 {( -> ...c2)} 32. Ke2 Nb4 33. f4 Nc6 {Weighted Error Value: White=0.44/Black=0.18} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.1"]
[White "Gruenfeld, Yehuda"]
[Black "Nabaty, Tamir"]
[Result "0-1"]
[ECO "C70"]
[WhiteElo "2412"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,106,16,11,-5,8,-10,0,-6,9,-23,0,-6,0,-10,-7,-4,-10,-10,-3,-13,0,0,0,0,0,0,-9,0,0,0,0,-5,-10,0,0,-7,-17,-16,0,0,0,0,0,0,0,0,0,-13,-12,-23,-36,-28,-35,-68,-43,-66,-68,-68,-75,-143,-104,-153,-155,-202,-189,-187,-201,-250,-230,-228,-133,-137,-140,-387,-368,-377,-347,-305,-330,-308,-313,-316,-313,-354,-370,-347,-345,-777,-817,-752,-739,-12797,-5397,-29978,-29979,-29977,-12822,-5222,-4542]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Be7 5. Bxc6 dxc6 6. d3 {[#] C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann.} f6 $146 ({Predecessor:} 6... Qd6 7. Nbd2 Be6 8. b3 f6 9. Nc4 Qd7 10. O-O O-O-O 11. Qe2 Qe8 12. a4 h5 {½-½ (34) Maksutov,S (2235)-Duplenko,V (2322) ICCF email 2011}) 7. h3 c5 8. Be3 {The position is equal.} Be6 9. Nbd2 Bd6 10. c3 Ne7 11. d4 cxd4 12. cxd4 exd4 13. Nxd4 Bf7 14. Qc2 c5 15. N4f3 Rc8 16. Nc4 b5 17. Nxd6+ Qxd6 18. O-O O-O 19. Rfd1 Qc7 20. Rac1 {[%cal Re3c5]} c4 21. Nd4 Ng6 22. Nf5 Be6 23. Nd4 Rfe8 24. Nxe6 Rxe6 25. Rd4 Rd6 26. Rxd6 Qxd6 27. Rd1 Qe6 28. Rd4 Ne5 29. Qd2 Nc6 30. Rd7 Qxe4 31. f3 Qf5 32. Bf4 Re8 33. Rd5 Qb1+ 34. Kh2 (34. Kf2 $142) 34... Qe1 ({Don't play} 34... Qxa2 $6 35. Rd6 $11) 35. Qxe1 Rxe1 $17 {[%mdl 4096] Endgame KRB-KRN} 36. Rd6 Ne7 37. Rxa6 Nd5 38. Ra8+ Kf7 39. Ra7+ Re7 (39... Ke6 $19 40. Ra6+ Kf5) 40. Rxe7+ Kxe7 {KB-KN} 41. Bd2 {Now White is beyond hope.} (41. Kg3 $17 {is the only way for White.}) 41... Kd6 42. Kg1 Kc5 43. Kf2 Kd4 $1 {[%cal Rd4d3]} 44. Ke2 c3 45. Bc1 {[#]} Nf4+ $1 {[%mdl 512]} 46. Kf1 {[#] next bxc3+ is good for White.} Kd3 {Strongly threatening ...Ne2.} 47. bxc3 Ne2 48. Ba3 (48. Bb2 Nxc3 49. a3) 48... Nxc3 $19 49. Bf8 Nxa2 50. Bxg7 b4 {[%cal Bb5b4,Bb4b3][%mdl 32]} 51. Bxf6 Nc3 52. Be7 {[#]} b3 $1 {( -> ...b2)} 53. Ba3 {[#]} Kc2 $1 {Weighted Error Value: White=0.39/Black=0.06} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.2"]
[White "Rozen, Eytan"]
[Black "Postny, Evgeny"]
[Result "1/2-1/2"]
[ECO "C15"]
[WhiteElo "2399"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "91"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,91,8,2,0,0,0,6,6,0,0,0,0,0,4,-8,-10,-18,-16,-26,-22,-25,-20,-95,-102,-68,-79,-75,-48,-46,-54,-56,-55,-52,-56,-89,-89,-96,-97,-90,-55,-71,-56,-77,-49,-55,-55,-49,-56,-56,-52,-64,-66,-89,-42,-42,0,0,0,-41,0,0,0,-8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. Nge2 dxe4 5. a3 Bxc3+ 6. Nxc3 Nc6 7. d5 exd5 8. Qxd5 Be6 {C15: French: 3 Nc3 Bb4: Unusual White 4th moves.} 9. Qxd8+ Rxd8 10. Bf4 f5 11. Bxc7 Rd7 12. Bf4 Nf6 {[#]} 13. Bb5 $146 ({Predecessor:} 13. Be2 Ke7 14. O-O Nd4 15. Bd1 Rc8 16. Re1 Kf7 17. Rc1 h6 {½-½ (17) Matta,V (2300)-Liu,Z (2380) Novi Sad 2019}) 13... Kf7 14. f3 exf3 15. gxf3 Rc8 16. Be3 Nd5 17. Nxd5 Rxd5 18. Bc4 (18. Bxc6 $11 {keeps the balance.} Rxc6 19. Rc1) 18... Re5 $17 19. Bxe6+ Rxe6 20. Kf2 {[#]} Nb4 $1 21. axb4 {Black must now prevent c3.} Rxc2+ {[%mdl 64] Double Attack} 22. Kg3 Rxe3 23. Rxa7 $15 {[%mdl 4096] Endgame KRR-KRR} Re7 24. Rd1 Rxb2 25. Rd5 Rxb4 26. Rxf5+ Kg6 27. Rd5 Rf7 28. Raa5 h6 29. h4 Rbf4 30. h5+ Kh7 31. Ra3 R7f5 (31... b6 {feels hotter.} 32. Re3 R4f5 33. Rxf5 Rxf5 34. Kg4 Rf7) 32. Rxf5 Rxf5 {KR-KR} 33. Ra7 Rb5 34. f4 Kg8 35. Ra8+ Kf7 36. Rb8 Rb1 37. Kg4 {The position is equal.} Ke6 38. Kf3 Kd6 39. Rg8 Rb3+ 40. Kf2 Rb2+ 41. Kf3 Rb3+ 42. Kf2 Kd5 43. Rxg7 Ke4 44. Rg6 Kxf4 45. Rxh6 Rb2+ 46. Ke1 {Weighted Error Value: White=0.09/Black=0.07} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.3"]
[White "Gorshtein, Ido"]
[Black "Mikhalevski, Victor"]
[Result "1/2-1/2"]
[ECO "A13"]
[WhiteElo "2387"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,67,9,33,37,23,13,13,16,4,18,8,0,0,0,0,0,2,5,18,-16,0,0,0,0,17,0,0,0,0,2,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. Nf3 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 Rb8 8. d4 {A13: English Opening: 1...e6.} b5 9. a4 Bb7 {The position is equal.} 10. axb5 axb5 11. O-O c5 12. Nc3 b4 13. Na4 {[%cal Ra4c5]} Be4 {[#]} 14. Qd1 $146 ({Predecessor:} 14. Qc4 Bd5 15. Qc2 c4 16. Ne5 Bxg2 17. Kxg2 Nxe5 18. dxe5 {1-0 (48) Zvolanek,L (2245)-Theissl Pokorna,R (2347) Czechia 2003}) 14... c4 15. Bg5 Be7 16. Bxf6 Bxf6 17. Nd2 Bxg2 18. Kxg2 Bxd4 19. Nxc4 Ne5 20. Nxe5 Bxe5 21. Qxd8+ Rxd8 22. Rac1 O-O 23. b3 Rd2 24. Kf3 Rfd8 25. Rc4 Bd6 26. Rb1 g5 27. Nc5 Bxc5 28. Rxc5 $11 {[%mdl 4096] Endgame KRR-KRR} h6 29. Rb5 Rc8 30. Rxb4 Rc3+ $1 31. e3 Rcc2 32. Rf1 Rb2 33. h4 Kg7 34. hxg5 {Weighted Error Value: White=0.02/Black=0.01} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.4"]
[White "Tzidkiya, Yeshaayahu"]
[Black "Rechlis, Gad"]
[Result "1-0"]
[ECO "B47"]
[WhiteElo "2380"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "115"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,115,11,34,7,25,-18,0,0,0,-12,0,-45,-17,-39,-40,-39,-35,-114,-103,-54,-15,-40,-10,-56,-55,-40,-65,-55,-63,-107,-83,-110,-58,-105,-91,-83,-79,-105,-94,-99,-75,-116,-87,-99,-83,-83,-91,-85,-90,-90,-85,-791,-148,-154,-149,-147,-142,-188,-185,-173,-40,-77,-62,-70,-58,-108,0,-72,-73,-154,-37,-49,-42,-38,0,0,0,0,30,0,0,0,320,243,663,664,654,653,647,647,29961,29963,5114,5113,5113,5099,29965,29968,29968,29969,29990,4952,4951,4947,29988,29989,29998,29999]} 1. e4 c5 2. Nf3 Nc6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. g4 {B47: Sicilian: Taimanov: 5 Nc3 Qc7 6 f4, 6 g3 and 6 Be2.} a6 7. h4 b5 8. Nxc6 {The position is equal.} Qxc6 9. Bg2 Bb7 10. O-O {[#]} Bc5 $146 ({Predecessor:} 10... b4 11. Ne2 Nf6 12. Ng3 Bd6 13. Re1 Bxg3 14. fxg3 d5 15. Qd4 Qc4 16. Qxc4 dxc4 {1-0 (68) Tari,A (2593)-Pogosyan,S (2312) Stockholm 2017}) 11. Re1 Ne7 12. h5 O-O 13. h6 {[#]} (13. Be3 $15) 13... f5 $1 $17 14. Be3 d6 15. gxf5 {aiming for Qg4!} Nxf5 16. Qg4 {Strongly threatening Bxc5.} Bxe3 17. Rxe3 Nxh6 18. Qxe6+ Kh8 19. a3 Rf6 20. Qh3 Qc5 (20... Raf8 $17 21. Rf1 Qc5) 21. Rf1 Raf8 22. b4 Qe5 23. Nd5 Bxd5 24. exd5 Qd4 25. Rd3 Qb2 26. Rc3 Ng4 {[%cal Rg4f2]} 27. Rf3 {[#]} Rxf3 $1 28. Bxf3 Nh6 29. Be4 Qe5 30. Qe6 $2 {[%mdl 8192]} (30. Re1 $17) 30... Qg5+ $2 (30... Qf4 $19 {Threatens to win with ...Ng4.} 31. Qh3 Qxe4 {[%mdl 64] Double Attack}) 31. Bg2 Nf5 32. f4 Qg4 33. Rf3 h6 34. Rf2 Rf6 ({Better is} 34... Qd1+ $19 35. Kh2 Qd4) 35. Qe8+ Kh7 36. Qe2 Qh4 37. Qe4 Qg4 38. Qe2 $1 {[%cal Re2g4]} Qg6 39. Qe4 (39. c4 $142) 39... Kh8 (39... Nh4 $17 40. Kf1 Nxg2 41. Qxg2 Qf5) 40. c4 $1 $15 bxc4 41. Qxc4 Nh4 42. Qxa6 Qb1+ 43. Kh2 Qc1 44. Qe2 (44. Be4 $5 {[%cal Ra6a8]} Ng6 45. Rf1 Qb2+ 46. Kh1 $14) 44... Rg6 45. f5 Rf6 $2 {[%mdl 8192]} (45... Rg5 $11 {and Black is okay.}) 46. Qg4 $18 g5 (46... Nxg2 47. Rxg2 Rf7) 47. Qd4 Kg7 48. b5 {[%cal Bb4b5,Bb5b6,Bb6b7][%mdl 32]} Qxa3 49. b6 {And now b7 would win.} Qc5 50. Qxc5 dxc5 {[%mdl 4096] Endgame KRB-KRN} 51. b7 Rf8 52. f6+ Kf7 53. Bh3 Rb8 54. Be6+ Kf8 55. Bc8 (55. Ra2 $142 Nf3+ 56. Kg2 Ne5 57. Ra8 Nd7 58. Bxd7 Kf7 59. Rxb8 Kxf6 60. Re8) 55... Ng6 56. Ra2 {White wants to mate with Be6.} Ne5 57. Ra8 Rxb7 58. Be6+ {White used his chance.  Weighted Error Value: White=0.30/Black=0.82} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.5"]
[White "Kupervaser, Erez"]
[Black "Kobo, Ori"]
[Result "0-1"]
[ECO "C45"]
[WhiteElo "2371"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,78,5,8,0,0,0,0,0,0,-4,8,0,13,0,31,16,39,16,20,13,35,43,31,0,0,0,0,0,0,-40,-42,-44,-49,-42,-52,-45,-52,-106,-92,-112,-103,-217,-218,-270,-276,-392,-392,-385,-381,-539,-536,-478,-518,-504,-493,-556,-503,-504,-475,-494,-484,-671,-635,-904,-910,-29985,-29985,-29989,-29990]} 1. e4 e5 2. d4 exd4 3. Nf3 Nc6 4. Nxd4 Qf6 5. Nxc6 Bc5 6. Qf3 bxc6 7. Nd2 {C45: Scotch Game.} (7. Nc3 {seems wilder.} Bd4 8. Bc4 Rb8 9. Ne2 Qxf3 10. gxf3 Bf6 11. Nf4) 7... d6 8. Nb3 Bb6 9. Bd2 {The position is equal. has lost popularity (9.a4).} Qxf3 10. gxf3 Ne7 11. a4 {aiming for a5.} a5 12. Rg1 Rg8 {[#]} 13. h4 $146 ({Predecessor:} 13. Be3 c5 14. e5 Be6 15. exd6 cxd6 16. Bb5+ Bd7 17. O-O-O Bxb5 18. axb5 a4 19. Nd2 {½-½ (42) Hlozek,D (2037)-Vorisek,J (2279) Plzen 2020}) 13... f5 14. h5 fxe4 15. fxe4 Rf8 16. O-O-O g6 17. hxg6 Nxg6 18. Be3 Bxe3+ 19. fxe3 Bd7 20. Rh1 Bg4 21. Rd2 Ne5 22. Be2 h5 23. Nd4 O-O-O 24. c3 {Black keeps a firm grip on the game.} (24. Nb3 $15) 24... c5 25. Nf5 Kb8 26. Ne7 {[#]} (26. Bd1 $17 {was necessary.}) 26... Rde8 $1 $19 {[%cal Re8e7]} 27. Nd5 {[#]} Nf3 $1 {[%cal Rf3d2]} 28. Bb5 (28. Bxf3 $142 Rxf3 29. Rhh2) 28... c6 (28... Nxd2 $2 29. Bxe8 Nb3+ 30. Kc2 $19) 29. Bxc6 Rc8 ({Less strong is} 29... Nxd2 30. Bxe8 Nb3+ 31. Kc2 $17) 30. Bb5 (30. Bd7 $142 Bxd7 31. Nb6) 30... Nxd2 31. Kxd2 Rf2+ 32. Kc1 Bf3 33. Rg1 Rg2 34. Rf1 Bxe4 35. Nf6 Bg6 36. e4 h4 37. Rd1 h3 38. Rxd6 h2 39. Rb6+ Ka7 {Weighted Error Value: White=0.62/Black=0.05} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.6"]
[White "Boruchovsky, Avital"]
[Black "Efroimski, Marsel"]
[Result "1/2-1/2"]
[ECO "D11"]
[WhiteElo "2541"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,49,6,8,11,3,17,0,5,-18,-6,-8,-9,-9,14,-35,-36,-41,-25,-33,-33,-41,2,0,31,22,27,30,29,0,0,0,0,0,0,0,0,0]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 c6 4. O-O h6 5. d4 Bf5 6. c4 e6 7. Nc3 Be7 8. b3 O-O {D11: Slav Defence: 3 Nf3 sidelines and 3...Nf6 4 e3 Bg4.} 9. Bb2 a5 10. Ne5 Nbd7 {[#]} 11. h3 $146 ({Predecessor:} 11. Re1 Bh7 12. e3 Nxe5 13. dxe5 Nd7 14. cxd5 cxd5 15. e4 Nxe5 16. Nxd5 exd5 17. Bxe5 Bb4 18. Re3 dxe4 19. Bxe4 Bxe4 20. Rxe4 Qxd1+ 21. Rxd1 {½-½ (38) Antal,G (2524)-Sipos,I (2491) Hungary 2014}) 11... Nxe5 12. dxe5 Nd7 13. cxd5 cxd5 14. Nb5 a4 15. bxa4 Nb6 16. Bd4 Nxa4 17. Rc1 Qd7 18. Qb3 Ra5 19. Nd6 Bxd6 20. exd6 Qxd6 21. Qxb7 (21. g4 $5 {[%cal Rg4f5]} Be4 22. Qxb7 $11) 21... e5 {The position is equal.} 22. Rc6 Qd7 23. Rc7 Qd6 24. Rc6 Qd7 25. Rc7 {Weighted Error Value: White=0.09/Black=0.09} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.7"]
[White "Gorodetsky, David"]
[Black "Ben Artzi, Ido"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2495"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,49,54,44,42,62,37,116,108,113,118,192,173,318,299,668,664,651,214,207,201,1339,1319,1303,1296,1280,1269,1246,1214,2612,1612,1601,1514,1451,1443,1272,1264]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 Nf6 5. Qd2 c6 6. Bh6 Bxh6 7. Qxh6 Qa5 8. Bd3 c5 9. d5 {B07: Pirc Defence: Miscellaneous Systems.} Nbd7 10. O-O-O {[#]} c4 $146 ({Black should try} 10... b5 $14 11. Bxb5 Rb8) ({Predecessor:} 10... b5 11. Bxb5 Rb8 12. Bxd7+ Kxd7 13. Nge2 Ng4 14. Qh3 Ke8 15. Qg3 h5 16. f4 g5 {½-½ (50) Vasilev,V (2495)-Schmelz,T (2488) GER email 2018}) 11. Bxc4 $16 {White is better.} Qc5 12. Bb5 Qxf2 {[#]} (12... Ng4 $16 13. Qg7 Rf8) 13. Nf3 $1 $18 Qxg2 {[#]} (13... a6 {was necessary.}) 14. e5 $1 Ng4 (14... Qxf3 15. exf6 Qh5 16. Qxh5 gxh5) 15. Qg7 {[%cal Rg7h8]} Rf8 16. Rde1 $2 Qxf3 17. Rhf1 $40 {[%mdl 128] White attacks with force.} Nf2 $2 (17... Qxf1 18. Bxf1 (18. Rxf1 Ngxe5 19. Ne4 a6 $16) 18... Ngxe5) 18. exd6 {White is clearly winning.} Qf4+ 19. Kb1 Qxd6 20. Rxf2 a6 {[#]} 21. Ne4 $1 Qb6 (21... Qb4 22. Bxd7+) 22. Bxd7+ Bxd7 23. Nf6+ {[%mdl 64] Double Attack} Kd8 24. Qxf8+ Kc7 25. Qxe7 {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.43/Black=0.99} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.8"]
[White "Parnes, Nadav"]
[Black "Dvoirys, Semen I."]
[Result "0-1"]
[ECO "A30"]
[WhiteElo "2273"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,112,35,44,0,0,-15,-16,-22,-6,-30,0,-20,23,0,0,-26,23,22,21,16,28,26,36,37,38,27,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-62,-54,-60,-60,-56,-38,-67,-38,-74,-64,-306,-288,-1093,-1122,-1122,-1112,-1113,-1113,-1103,-1103,-1052,-1018,-1038,-1052,-1038,-1048,-1038,-618,-602,-531,-29969,-29961,-29971,-29972,-29965,0,-29966,0,-29961,-29962,-29954,-29952,-29970,-29961,-29970,-29973,-29974,-29973,-29973,-5447]} 1. Nf3 c5 2. c4 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O e6 6. Nc3 Be7 7. Re1 d6 8. e4 a6 9. d4 cxd4 10. Nxd4 Qc7 11. Bg5 O-O 12. Rc1 Nbd7 13. f4 {A30: Symmetrical English: Double Fianchetto and Hedgehog.} Rfe8 {[#]} 14. Rc2 $146 ({Predecessor:} 14. f5 Nf8 15. fxe6 fxe6 16. Qd2 Ng4 17. Bxe7 Rxe7 18. b3 Rd8 19. Rf1 Ne5 20. Rcd1 Bc8 {1-0 (57) Michalik,P (2499)-Sodoma,J (2379) Prague 2013}) 14... h6 (14... Qxc4 $2 15. Nd5 $1 $18) 15. Bh4 {The position is equal.} Rac8 ({But not} 15... Qxc4 $2 16. Nd5 $1 $18 {[%mdl 512]}) 16. b3 Qb8 17. a4 Bf8 18. Rf2 g6 19. Rd2 Rc5 (19... e5 $5 {[%cal Re5d4]} 20. Nc2 exf4 21. gxf4 b5 $11) 20. Nf3 Nh7 21. g4 Ndf6 22. h3 d5 23. exd5 exd5 24. Rxe8 Qxe8 25. Ne5 {Hoping for Bf2.} g5 $1 {[%cal Rg5h4]} 26. Bf2 {[%cal Rc3d5]} gxf4 27. Nd3 dxc4 28. Nxc5 ({Not} 28. Bxc5 $2 Bxc5+ 29. Nf2 Qe3 $1 $19) 28... Bxg2 29. Kxg2 {Black must now prevent Nd7.} bxc5 30. bxc4 Ng5 31. Bh4 Nfe4 32. Bxg5 (32. Qe1 $11 f3+ 33. Kh1) 32... Nxd2 $15 33. Bxf4 Nxc4 34. Qd3 Qe6 35. Nd5 Nb2 36. Qf3 c4 $36 {[%mdl 2048] Black has some pressure.} 37. g5 $2 {[#] Black keeps a firm grip on the game.} (37. Nc7 $15 Qg6 38. Nd5) 37... Nd3 $1 $19 {[%cal Rd3e1] Strongly threatening ...Ne1+.} ({And not} 37... Nxa4 38. Nf6+ Kg7 39. Be3 $11) 38. Nf6+ $2 {[#]} (38. Bd2 hxg5 39. Nf6+ Kg7 40. Nh5+ Kg6 41. Ng3) 38... Qxf6 $3 {[%mdl 512]} 39. gxf6 Ne1+ {[%mdl 64] Double Attack} 40. Kf2 Nxf3 41. Kxf3 {[%mdl 4096] Endgame KB-KB} Kh7 42. Ke4 Kg6 43. Be5 Bb4 44. Kd4 {[#]} c3 $1 45. Kd3 Kf5 46. Bd4 h5 47. h4 Kg4 48. Bf2 Kf3 49. Be3 Kg4 50. Bf2 Kf5 51. Bd4 c2 {Black mates.} 52. Kxc2 Be1 53. Kb3 Bxh4 54. Kb4 Bxf6 55. Bb6 h4 56. Ka5 h3 {Weighted Error Value: White=0.49/Black=0.34} (56... Kf4 $142 57. Bg1 Kg3 58. Kxa6 h3 59. Kb7 Kg2 60. Ba7 h2 61. a5 h1=Q 62. Bc5 Qb1+ 63. Kc6 Qe4+ 64. Kc7 Be5+ 65. Kb6 Bd4 66. Bxd4 Qxd4+ 67. Kc7 Qa7+ 68. Kc6 f5 69. Kb5 f4 70. Kc6 f3 71. Kd5 f2 72. Ke6 f1=Q 73. Kd5 Qd7+ 74. Ke4 Qe2+ 75. Kf4 Qdg4#) 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.9"]
[White "Sokolovsky, Yahli"]
[Black "Lahav, Michal"]
[Result "1/2-1/2"]
[ECO "C07"]
[WhiteElo "2472"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "159"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,159,31,33,0,12,0,25,16,25,17,17,13,7,0,0,0,0,0,0,0,0,-12,8,9,15,8,24,10,10,10,19,14,343,87,75,84,105,102,98,101,104,70,63,47,50,51,111,113,112,112,112,22,64,72,80,101,87,86,100,69,67,63,102,97,158,106,91,35,35,35,35,35,35,43,42,35,43,43,75,75,75,11,1,0,91,6,6,0,32,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,0,9,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 {Bellmann} e6 2. d4 d5 3. Nd2 c5 4. exd5 Qxd5 5. Ngf3 cxd4 6. Bc4 Qd6 7. O-O Nf6 8. Nb3 Nc6 9. Nbxd4 Nxd4 10. Nxd4 Be7 11. b3 {C07: French Tarrasch: 3...c5, 4 Ngf3 and 4 exd5 Qxd5.} O-O 12. Bb2 Rd8 13. Qf3 {[#] White has an edge.} Qc7 $146 ({Predecessor:} 13... Qb6 14. Rad1 Bd7 15. Bd3 Rac8 16. c4 Qc6 17. Nxc6 {1-0 (17) Bellmann,H (2166)-Ihlenfeld,E (2137) Germany 1998 Corr 2002 [Bellmann]}) 14. Nb5 Qc6 15. Qxc6 bxc6 16. Nc3 Nd5 17. a3 Bb7 18. Be2 f6 19. Rfd1 e5 20. Rd2 Kf8 21. Rad1 Nc7 22. Rd7 Rac8 23. Ne4 Rxd7 24. Rxd7 Ke8 25. Bg4 {Threatens to win with f3.} g6 $2 {[%mdl 8192] [#]} (25... h5 $1 $11 {and Black stays safe.} 26. Bh3 Rd8 27. Rxd8+ Kxd8) 26. Nd6+ $2 (26. Nxf6+ $1 $18 {[%mdl 512]} Bxf6 27. Rxh7) 26... Bxd6 $16 27. Rxd6 f5 28. Be2 e4 29. f3 Ke7 30. Rd1 (30. Be5 {keeps more tension.} exf3 31. gxf3 Ba6 32. c4 Ne6 33. Kf2) 30... c5 31. Kf2 Ne6 32. Bc4 exf3 (32... Rd8 $14 33. Rxd8 Nxd8) 33. Re1 Rc6 34. gxf3 Rd6 35. Re2 (35. Bc1 $16) 35... Bd5 36. Be5 Rd8 37. Bb5 Kf7 38. Rd2 Ke7 39. a4 h6 40. a5 Ba8 41. Rxd8 Kxd8 {[%mdl 4096] Endgame KBB-KBN} (41... Nxd8 $142 42. Bb8 Nc6 43. Bxc6 Bxc6) 42. c3 ({White should play} 42. Bb8) 42... Bd5 43. Bb8 (43. b4 $16) 43... Bxb3 $14 44. Bxa7 Kc7 45. Bb6+ Kb7 46. Be8 g5 47. Bg6 Bc2 48. Ke1 Ka6 49. Kd2 Bb1 50. Bf7 ({White should try} 50. c4 $16) 50... Ba2 $11 51. Bg6 (51. f4 $11) 51... Bb1 $16 {[#]} 52. Kd1 (52. c4 $1 $16) 52... Bd3 $11 53. Ke1 Bc2 54. Be8 Bb3 {The position is equal.} 55. Bd7 Kb7 (55... Ba2 {keeps more tension.} 56. Kf2 Bb3 57. Kg3 Bd5 58. h4 c4) 56. Bxe6 Bxe6 57. Bxc5 {KB-KB} Ka6 58. Bb4 Kb5 59. Kf2 Bd5 60. Kg3 Bc4 61. f4 g4 62. Kh4 Bf7 63. Kg3 Bd5 64. Kf2 Bb7 65. Kg3 Bd5 66. Kh4 Bf7 67. Bf8 (67. Kg3 {feels hotter.}) 67... Kxa5 68. Bxh6 Bc4 69. Kg5 Bd3 70. Kh4 Kb5 71. Kg3 Kc4 72. Bg7 Be4 73. Kf2 Bb1 74. Ke3 Bc2 75. Bf6 Bb1 76. Kd2 Be4 77. Kc1 Bd3 78. Kb2 Be4 79. Bh4 Bd3 80. Be1 {Black escapes into a draw.  Weighted Error Value: White=0.18/Black=0.20} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.10"]
[White "Solomon, Asif"]
[Black "Parkhov, Yair"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2356"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,92,28,12,8,0,1,0,3,-21,-31,-24,-34,-58,0,0,137,125,112,65,194,187,207,202,453,458,457,438,408,-470,-471,-470,-445,-462,-457,-29990,-455,-445,-448,-398,-441,-429,-404,-364,-360,-342,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-8,0,-730,-238,-638,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Bb5+ Nc6 9. O-O cxd4 10. cxd4 O-O 11. Be3 Bg4 12. Bxc6 bxc6 13. Rc1 Rc8 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 14. Qa4 Bxf3 15. gxf3 Qd7 16. d5 Qh3 17. dxc6 Qxf3 18. Rc5 {[#]} e5 $146 (18... Qg4+ $15 19. Kh1 Qf3+ 20. Kg1 Qg4+ 21. Kh1 Qf3+ 22. Kg1) ({Predecessor:} 18... Qg4+ 19. Kh1 Rfd8 20. Qc2 Qf3+ 21. Kg1 Bd4 22. Bxd4 Rxd4 23. Re1 Qg4+ 24. Kh1 Rc7 {1-0 (43) Fuchs,H (2024)-Rohde,F (2223) LSS email 2011}) 19. c7 $11 f5 (19... Qg4+ $11 20. Kh1 Qf3+ 21. Kg1 Qg4+ 22. Kh1 Qf3+ 23. Kg1) 20. exf5 $16 gxf5 21. Qd1 Qh3 (21... Qb7 $1 $14) 22. Kh1 $1 $18 Kh8 23. Rg1 Bf6 $2 (23... f4 24. Bc1 Qe6) 24. Rc6 f4 25. Bc5 Rg8 26. Rxf6 $4 {[%mdl 8192]} (26. f3 $1 $18 Rxg1+ 27. Bxg1) 26... Rxg1+ $19 27. Qxg1 Rg8 28. Qxg8+ Kxg8 {[%cal Rh3f1][%mdl 4096] Endgame KQ-KRB} 29. Rf8+ Kg7 {[%cal Rh3f1]} 30. Kg1 Qg4+ 31. Kf1 {[#]} f3 $1 {( -> ...Qc4+!)} 32. Ke1 Qe4+ 33. Kd2 Qd5+ {[%mdl 64] Double Attack} 34. Ke1 Qc4 $2 ({Stronger than} 34... Qxc5 35. c8=Q $11) (34... Qxa2 $19 {[%csl Gf3][%cal Ra2e2]} 35. Kd1 Qe2+ 36. Kc1 Qc4+ {[%mdl 64] Double Attack} 37. Kd2 Qd5+ 38. Ke1 Qxc5) 35. Kd1 $11 Qd3+ (35... Qxc5 {looks sharper.} 36. c8=Q Qxf8 37. Qg4+ Kh8 38. Qe4 Qd8+) 36. Kc1 Qc3+ 37. Kb1 Qxc5 38. c8=Q Qxf8 {KQ-KQ} 39. Qc7+ Kg6 {White must now prevent ...Qb4+.} 40. Qxa7 Qb4+ 41. Kc2 e4 {aiming for ...Qc4+.} (41... h6 {is more complex.} 42. Kd3 Kf6 43. a4 Ke6 44. a5 Qb5+) 42. Qe3 (42. Qd7 {feels hotter.} Qc4+ 43. Kd2 Qe2+ 44. Kc3 Qe1+ 45. Qd2) 42... Kf5 43. a3 $2 {[%mdl 8192]} (43. h3 $11) 43... Qa4+ $2 (43... Qc4+ 44. Kd2 Kg4) 44. Kd2 $2 {[#]} (44. Kb2 Qb5+ 45. Kc3) 44... Qa5+ $2 (44... Kg4 $1 $19 45. Ke1 Qc6) 45. Kd1 Qd5+ 46. Ke1 $1 Qa5+ {Both players deserved the win here.  Weighted Error Value: White=0.54/Black=0.67} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.11"]
[White "Ben Ari, Yannay"]
[Black "Iliaguev, Nisim"]
[Result "1/2-1/2"]
[ECO "A40"]
[WhiteElo "2403"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,61,58,56,57,68,41,39,33,41,43,54,30,58,43,43,43,41,43,46,22,39,35,42,37,44,43,38,29,30,29,31,21,22,29,27,14,33,24,33,37,36,30,30,34,39,25,20,10,16,-24,-38,-20,-32,-78]} 1. c4 c5 2. Nf3 g6 3. d4 Bg7 4. e4 d6 5. d5 Nf6 6. Bd3 {A40: Unusual replies to 1 d4.} Bg4 7. Nbd2 O-O 8. h3 {White is slightly better.} Bxf3 9. Nxf3 {[#]} a6 $146 ({Predecessor:} 9... e6 10. O-O exd5 11. cxd5 Nh5 12. a4 Nd7 13. Ra3 Rc8 14. Bc4 Nb6 15. Qc2 Rc7 {½-½ (47) Ovod,E (2366)-Kovchan,A (2513) Cappelle-la-Grande 2006}) 10. a4 Nbd7 11. a5 e6 12. O-O exd5 13. exd5 Re8 14. Qc2 Qc7 15. Bd2 Re7 16. Rae1 Rae8 17. Rxe7 Rxe7 18. Rb1 Ne5 19. Nxe5 Rxe5 20. g3 Nd7 21. h4 Re7 22. Kg2 Ne5 23. h5 Qd7 24. Be2 Ng4 25. Bf4 Bd4 26. Rf1 Ne5 27. Bg5 {Threatens to win with hxg6.} Re8 28. hxg6 hxg6 29. Bf6 {[#] Threatening mate with Rh1.} Nf3 $1 30. Bxf3 {Strongly threatening Bxd4.} Bxf6 31. Qd2 {Weighted Error Value: White=0.07/Black=0.04} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.12"]
[White "Smirin, Ilia"]
[Black "Kraus, Ohad"]
[Result "0-1"]
[ECO "B90"]
[WhiteElo "2614"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "80"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,80,18,16,14,16,2,0,10,0,10,0,9,10,18,-31,-10,-10,0,-26,-8,-35,-23,-22,-8,-22,-31,-1,0,0,-6,0,0,8,30,19,33,36,55,64,81,78,89,0,0,0,67,89,81,61,50,51,116,108,114,104,65,0,0,0,0,0,0,0,0,0,0,-542,-465,-1131,-1079,-29988,-2208]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Nb3 g6 {B90: Sicilian Najdorf: Unusual White 6th moves, 6 Be3 Ng4 and 6 Be3 e5.} 7. Be2 Nc6 8. g4 Bg7 {The position is equal.} 9. g5 Nd7 10. h4 b5 11. h5 Bb7 {[#]} 12. Nd5 $146 ({Predecessor:} 12. hxg6 hxg6 13. Rxh8+ Bxh8 14. Be3 Bxc3+ 15. bxc3 Nb6 16. c4 Nxc4 17. Bxc4 bxc4 18. Nd2 Qa5 19. Rb1 Bc8 20. Rb6 Bd7 21. Qa1 Qe5 {½-½ (21) Groszpeter,A (2444)-Horvath,Z (2415) Hungary 2017}) 12... e6 13. Ne3 Qc7 ({Don't blunder} 13... Qxg5 $2 14. Nf5 $1 $18 {[%mdl 512]} (14. Qxd6 Be5 $15)) 14. h6 Bf8 15. a4 b4 16. f4 Be7 17. O-O Nc5 18. Bf3 Nxb3 19. cxb3 O-O 20. Ng4 f5 21. gxf6 Bxf6 22. Nxf6+ Rxf6 23. Be3 Rf7 24. Qd2 Qe7 25. Rad1 Rd8 26. Qh2 (26. Bb6 $16 Rd7 27. Bg4) 26... Rdf8 $11 27. Qg3 Kh8 ({Black should try} 27... e5 $1 $11 28. f5 Kh8) 28. Be2 $14 Re8 29. Rd2 d5 30. Rc1 dxe4 {[#]} (30... Qd6 $14) 31. Bxa6 $1 $16 {[%mdl 512]} Bxa6 32. Rxc6 Bd3 33. Bd4+ ({White should play} 33. Qg5 $14 Qxg5+ 34. fxg5) 33... Kg8 $11 {aiming for ...Qd7.} 34. Qg5 Qxg5+ 35. fxg5 {Black must now prevent Bf6.} e5 36. Bc5 Rf5 37. Rg2 e3 $36 {[%mdl 2048] Black has the initiative.} 38. Rf6 $2 {[%mdl 8192]} ({Reject} 38. Bxb4 Rf1+ 39. Kh2 Be4 $19) (38. Bxe3 $11 {and White has nothing to worry.} Rf1+ 39. Kh2) 38... e2 $19 39. Bf2 (39. Bxb4 $142 Rf1+ 40. Kh2) 39... Rc8 {Hoping for ...Rxf2!} 40. Rd6 {[#]} Be4 {Weighted Error Value: White=0.60/Black=0.08} (40... Rxf2 $142 $1 {[%mdl 512]} 41. Kxf2 {[#]} Rc1 $1 42. Rd8+ Kf7 43. Ke3 e1=Q+ 44. Kxd3 Rd1+ 45. Kc4 Rxd8 46. Kb5 Rb8+ 47. Kc6 Qe4+ {[%mdl 64] Double Attack} 48. Kc7 Rb7+ 49. Kd6 Rb6+ 50. Kd7 Qc6+ 51. Kd8 Rb8#) 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.13"]
[White "Steinberg, Nitzan"]
[Black "Aizenberg, Benny"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2553"]
[BlackElo "2307"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,67,20,30,33,35,17,17,10,19,25,23,20,27,19,21,0,0,0,0,0,64,13,56,68,62,56,142,133,268,247,252,266,376,354,331,248,319,216,369,368,368,364,385,370,393,373,983,974,1025,1025,1012,963,1486,1487,2130,2100,1989,1923,2370,1754]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. a4 Ngf6 5. Nc3 g6 6. O-O {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} Bg7 7. d4 $5 {[%mdl 4] Leaves trodden paths.} cxd4 8. Nxd4 {The position is equal.} O-O 9. Re1 {[#]} Ne5 $146 ({Predecessor:} 9... a6 10. Bf1 Qc7 11. Bg5 b6 12. Nd5 Nxd5 13. exd5 Nf6 14. c4 Re8 15. Qd2 Bd7 {1-0 (57) Baskin,R (2390)-Womacka,M (2435) chess.com INT 2020}) 10. h3 Bd7 11. Bf1 Rc8 12. Ndb5 a6 13. Na3 Qb6 14. Rb1 Rfd8 ({Black should play} 14... Be6 $11) 15. Bg5 (15. Be3 $14 Qc7 16. f4) 15... Rxc3 16. bxc3 Qc5 17. Qc1 Bxa4 (17... Bc8 $14) 18. Rxb7 $16 d5 {Black cannot hold the game after this.} (18... Ra8 $16 19. Rb4 (19. Rxe7 Nfd7 $16) 19... Be8) 19. exd5 $18 Nxd5 {[#]} 20. c4 $1 {[%cal Rc4d5]} (20. Bxa6 Bc6 $14) 20... Qc6 (20... Nf6 $142 21. Qe3 Ned7) 21. Qb1 (21. cxd5 Qxb7 22. c4 f6 $16) 21... Nc3 22. Qb6 Rc8 23. Rb8 {Hoping for Qxc6.} ({Resist} 23. Bxe7 $6 Qxb6 24. Rxb6 Re8 $18) 23... Qe8 (23... Qxb6 24. Rxb6 Ra8) 24. Rxc8 Qxc8 25. Bxe7 Nc6 26. Bd6 Bd4 27. Bc5 Bf6 {[#]} (27... Bh8 28. Bd3 h5) 28. Qxa6 $3 {[%mdl 512] White is clearly winning.} Qd8 (28... Qd7 29. Re3) 29. Nb5 Bxb5 30. cxb5 {[%cal Bc4b5,Bb5b6][%mdl 32]} Ne5 31. Qd6 Nd7 32. Bd4 Bxd4 33. Qxd4 Qc8 34. b6 {Weighted Error Value: White=0.14/Black=0.43} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.14"]
[White "Birnboim, Nathan"]
[Black "Kochavi, Ori"]
[Result "1/2-1/2"]
[ECO "B10"]
[WhiteElo "2381"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,112,52,31,27,12,35,0,41,38,55,43,30,14,23,8,30,22,46,17,16,0,0,-8,-4,-6,0,0,0,-4,-4,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-83,-70,-112,0,0,0,0,56,56,58,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. c4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. Nf3 O-O 8. O-O Na6 {B10: Caro-Kann: 2 d3 and 2 c4.} 9. d4 Nc7 $1 {[%cal Rf6d5]} 10. Qb3 b5 11. Nxb5 {[#]} Nxb5 $146 ({Predecessor:} 11... Rb8 12. Qd3 Nxb5 13. Bxb5 Nxd5 14. Bc4 Bf5 15. Qe2 Qd6 16. Bg5 e6 17. b3 h6 {1-0 (48) Lintchevski,D (2559)-Vastrukhin,O (2401) chess.com INT 2020}) 12. Bxb5 Rb8 {[#] Hoping for ...a6.} 13. Qa4 Nxd5 14. Ne5 {And now Nc6 would win.} Nb6 15. Qd1 {aiming for Nc6.} ({Don't go for} 15. Qxa7 $2 Ra8 $19) 15... Bb7 16. Be2 (16. Re1 {seems wilder.} Qd5 17. Bf1 Rfd8 18. Be3 Rbc8 19. Qb3) 16... Qd6 17. Be3 Rfd8 18. Nf3 (18. Qe1 {keeps more tension.} Nd5 19. Nc4 Qc7 20. Na5 Nf4 21. Nxb7 Nxe2+ 22. Qxe2 Qxb7 23. b3) 18... Bxf3 19. Bxf3 Bxd4 20. Bxd4 Qxd4 21. Qxd4 Rxd4 22. Rfd1 Rbd8 23. Rxd4 Rxd4 $11 {[%mdl 4096] Endgame KRB-KRN} 24. Rd1 Rc4 25. b3 Rc2 26. a4 a5 27. Kf1 Rb2 28. Rd3 e6 29. g3 Kf8 30. Kg2 Ke7 (30... Kg7 {looks sharper.} 31. Bc6 Rc2 32. Be4 Nc8 33. Bb7 Ne7) 31. Rc3 Nd5 (31... Nd7 {is interesting.} 32. Rc7 Rxb3 33. Ra7 Kd6 34. Rxa5 Ne5) 32. Bxd5 exd5 {KR-KR} 33. Rc5 Ke6 ({Much weaker is} 33... Rxb3 $6 34. Rxd5 Rb7 35. Rxa5 $16) 34. Rb5 Ke5 35. Kf3 Kd4 36. h4 h5 37. Rxa5 Rxb3+ 38. Kf4 (38. Ke2 $11) 38... Rb7 39. Ra8 {[#]} Rd7 ({Black should try} 39... Kc3 $1 $17 {White must now prevent ...d4.} 40. a5 Rc7) 40. a5 Kc5 41. Ke3 d4+ ({Better is} 41... Re7+ $11 42. Kd3 Rb7) 42. Kd3 $14 Kb5 43. f4 (43. a6 $14) 43... Kc6 $11 {The position is equal.} 44. a6 Kb6 45. f5 gxf5 46. a7 f6 47. Rh8 Rxa7 48. Rxh5 Rg7 49. Kxd4 {Kd5 is the strong threat.} Rxg3 50. Kd5 Rh3 51. Ke6 f4 52. Kf5 Kc7 53. Kg4 Rh1 54. Rf5 Rg1+ 55. Kxf4 Kd7 56. Rxf6 Ke7 {Weighted Error Value: White=0.09/Black=0.07} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.15"]
[White "Haimovich, Tal"]
[Black "Stolyarsky, Yegor"]
[Result "1-0"]
[ECO "E70"]
[WhiteElo "2375"]
[BlackElo "2063"]
[Annotator "TA"]
[PlyCount "127"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,127,44,44,48,32,31,39,43,42,47,49,105,105,151,141,158,150,197,159,241,231,240,233,218,210,233,235,274,275,264,257,339,341,353,325,384,380,395,390,359,327,356,330,309,298,345,345,347,344,349,343,322,347,349,340,325,325,318,282,368,275,541,244,242,227,479,495,532,512,545,495,495,495,489,482,450,450,386,0,193,192,426,391,545,512,618,609,568,376,379,383,385,394,727,717,752,745,719,710,710,710,697,684,610,587,558,533,684,684,854,827,1270,1147,4602,4133]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Bd3 O-O 6. Nge2 Nbd7 7. O-O c5 8. d5 Ne5 {E70: King's Indian: Miscellaneous lines with 4 e4, including 5 Nge2 and 5 Bd3 0-0 6 Nge2.} 9. Bg5 Nfg4 10. b3 {[#]} Nxd3 $146 {White is slightly better.} ({Predecessor:} 10... h6 11. Bc1 b5 12. cxb5 Nxd3 13. Qxd3 a6 14. b6 a5 15. Bd2 Qxb6 16. Qg3 c4 {0-1 (70) Tran,T (2447)-Sargissyan,S (2311) Moscow 2016}) 11. Qxd3 f5 12. Rae1 h6 (12... Ne5 $14 13. Qg3 a6) 13. Bd2 $16 e5 {[#]} 14. dxe6 $1 Bxe6 15. Nf4 fxe4 16. Nxe4 Bf5 (16... Ne5 $16 17. Qg3 (17. Qxd6 Bf5 $16) 17... Bf5) 17. Qd5+ $18 Kh7 18. h3 ({But not} 18. Qxb7 $6 Rb8 $16) 18... Nf6 19. Nxf6+ ({Worse is} 19. Qxb7 Bxe4 20. Rxe4 Rb8 $15) 19... Qxf6 20. Qxb7 {Nd5 is the strong threat.} Rae8 21. Nd5 ({Don't take} 21. Qxa7 $6 Be4 $16) 21... Qd8 22. Qxa7 Qd7 23. Qxd7 Bxd7 24. Bf4 Be5 25. Bxe5 dxe5 26. Re3 Bc6 27. Rd1 Kg7 28. a4 e4 29. Nc3 Rb8 30. Nxe4 Bxe4 31. Rxe4 Rxb3 {[%mdl 4096] Endgame KRR-KRR} 32. Rd7+ Rf7 33. Rxf7+ Kxf7 {KR-KR} 34. Re5 Rb4 35. Rxc5 Rxa4 36. Rc6 h5 37. g3 Ra3 $2 (37... g5 {might work better.} 38. Rc5 g4) 38. Rd6 (38. Rc7+ $142 Kf6 39. h4) 38... Rc3 39. Rd4 Ke6 $2 (39... g5 40. Kf1 Kf6) 40. h4 Kf6 41. Kf1 Rc2 42. Ke1 Ke6 43. Re4+ Kf5 44. Rf4+ Ke5 45. Kd1 Ra2 46. Ke1 (46. Rf8 $142) 46... Rc2 47. Kf1 Ra2 $2 (47... Ke6 {was worth a try.} 48. Ke1 Ke5) 48. Rf8 Rc2 {[#]} 49. Rc8 Kf6 50. Ke1 Ke6 51. Rc6+ Kf5 52. Kf1 Ra2 53. Rc5+ Ke6 $2 (53... Ke4 54. Rc6 Kf5) 54. Kg2 {White is clearly winning.} Ra3 55. Rg5 Kf6 56. Kf1 Rc3 57. c5 Rc2 58. Ke1 Kg7 59. Rd5 Kf8 60. Rd6 Kf7 61. c6 Rc5 62. Kd2 g5 63. hxg5 Rxg5 64. Rd3 {Weighted Error Value: White=0.22/Black=0.42} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.08"]
[Round "2.16"]
[White "Shohat, Yotam"]
[Black "Katz, Kiril"]
[Result "1-0"]
[ECO "B57"]
[WhiteElo "2371"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,103,25,12,30,29,57,35,54,46,33,-8,0,-22,0,0,0,0,0,0,0,0,0,0,0,-20,-17,-89,133,131,112,68,69,71,74,54,129,95,205,203,200,195,247,255,260,253,255,255,261,259,254,246,259,246,252,157,157,155,170,118,112,132,142,142,142,142,142,142,142,142,135,134,248,142,143,143,142,106,223,100,188,54,818,811,806,745,1689,1657,1365,1053,2936,2586,29987,29988]} 1. e4 c5 2. Nc3 Nc6 3. Nf3 d6 4. d4 cxd4 5. Nxd4 e5 6. Nf3 Nf6 7. Bc4 {next Ng5 is good for White.} Bg4 {B57: Classical Sicilian: Sozin with 6...Qb6.} 8. h3 Bh5 9. O-O {[#]} Qd7 $146 {White is slightly better.} ({Predecessor:} 9... a6 10. Bg5 Be7 11. Re1 b5 12. Bxf6 Bxf6 13. Be2 Bxf3 14. Bxf3 Nd4 15. Nd5 O-O {½-½ (23) Turkkan,O (1316)-Kutlu,T (1506) Antalya 2018}) 10. Be2 Bg6 11. Nd2 Be7 12. Bc4 O-O 13. Re1 Nd4 14. Nd5 Rac8 {Threatens to win with ...Nxd5.} 15. c3 Ne6 16. Nxf6+ Bxf6 17. Bb3 Nc5 18. Bd5 Nd3 19. Nb3 (19. Rf1 $11 {keeps the balance.}) 19... Nf4 $2 (19... Nxe1 $17 {stays on course.} 20. Qxe1 Kh8) 20. Bxf4 $16 exf4 21. Qg4 Qxg4 22. hxg4 Rc7 23. Nc1 Rc5 (23... h5 $14) 24. Rd1 Rb5 (24... h5 $16) 25. Nd3 $18 Rxd5 26. exd5 Bxd3 (26... Bg5 $142 27. Ne1 Re8) 27. Rxd3 {[%mdl 4096] Endgame KRR-KRB} Rc8 28. Re1 g5 29. Re4 b6 30. Kf1 Kg7 31. Ke2 Be5 32. a4 Kg6 33. Kf3 f5 34. gxf5+ Kxf5 {Hoping for ...g4+.} 35. g4+ (35. Re1 $18) 35... fxg3 $16 36. fxg3 h5 37. Rb4 Rc5 38. Ke2 g4 39. Kf2 Kg5 40. Re4 Kf5 41. Ree3 Kg5 {[#]} (41... Rc4 $16 42. b3 Rc8) 42. Re2 (42. Rxe5+ $1 $18 {[%mdl 512]} dxe5 43. d6) 42... Kf5 43. Kg2 a5 44. Kf2 Kg5 {[#]} (44... b5 $16) 45. Rc2 (45. Rxe5+ $1 $18 {[%mdl 512]} dxe5 46. d6) 45... b5 (45... Rc4 $16 {keeps fighting.}) 46. Re2 ({White should play} 46. axb5 $18 {Black must now prevent c4.} Rxb5 47. c4) 46... bxa4 $2 {[%mdl 8192] [#] Loses the game.} (46... Kf5 $14) 47. Rxe5+ $1 $18 {[%mdl 512]} dxe5 $14 {KR-KR} 48. d6 {White wants to mate with d7.} Rc8 49. d7 Rd8 50. c4 h4 51. c5 Kf5 52. c6 {Weighted Error Value: White=0.25/Black=0.48} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.1"]
[White "Nabaty, Tamir"]
[Black "Tzidkiya, Yeshaayahu"]
[Result "1-0"]
[ECO "E00"]
[WhiteElo "2638"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "61"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,61,0,0,0,0,0,0,-6,-1,0,0,0,0,0,3,31,34,61,60,64,53,50,51,47,39,45,60,67,65,76,68,98,96,121,128,139,143,384,376,327,344,516,532,568,571,568,568,558,560,557,548,615,615]} 1. d4 Nf6 2. c4 e6 3. Bg5 h6 4. Bh4 Bb4+ 5. Nd2 g5 6. Bg3 Ne4 {E00: Catalan Bogo-Indian (3 g3 Bb4+).} 7. Ngf3 h5 8. Qc2 Nxd2 {The position is equal.} 9. Nxd2 Bxd2+ 10. Kxd2 {[#]} h4 $146 {[%cal Rh4g3]} ({Predecessor:} 10... Nc6 11. h4 d6 12. Qc3 e5 13. dxe5 dxe5+ {½-½ (13) Shcherbakov,R (2505)-Karpman,V (2475) Belgorod 1991}) 11. Be5 Rh6 {And now ...d6 would win.} 12. d5 Qe7 {White should prevent ...exd5.} 13. Bc3 Qc5 14. e3 exd5 15. Qf5 {[%mdl 64] [#] Double Attack} Qe7 16. cxd5 {f4 is the strong threat.} Na6 $1 17. Qe5 $36 {[%mdl 2048] White has the initiative.} Qxe5 18. Bxe5 d6 19. Bg7 Rg6 20. Bd4 Nc5 21. Rc1 b6 {[#]} 22. b4 $1 {[%cal Rb4c5]} Ne4+ 23. Ke1 {Strongly threatening Bd3.} Kd8 $2 {This move loses the game for Black.} (23... Nf6 $16 {was called for.}) 24. Bd3 $18 f5 25. g4 Rh6 (25... a5 {was worth a try.} 26. f3 Nf6 27. gxf5 Rh6) 26. Rg1 {White is clearly winning.} Bb7 27. gxf5 Bxd5 28. Bg7 Rh7 29. f6 Kd7 30. f3 Rxg7 31. fxe4 {Weighted Error Value: White=0.00/Black=0.26} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.2"]
[White "Kobo, Ori"]
[Black "Gorodetsky, David"]
[Result "0-1"]
[ECO "B03"]
[WhiteElo "2460"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,118,33,26,19,29,9,20,10,16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-41,-45,-88,-87,-83,-97,-106,-84,-78,-79,-65,-18,-20,-17,-17,-14,-7,-10,-18,-5,-7,-8,-18,-7,-8,0,-12,-10,-23,-23,-29,-31,-24,-15,-89,-100,-166,-14,-52,-76,-79,-51,-58,-36,-64,-62,-62,-57,-71,-78,-55,-36,-44,0,0,0,0,0,-26,-31,-831,-831,-1458,-1258,-1630,-1433,-1800,-1679,-2147,-1835,-12842,-12841,-12849,-12845,-12849,-12849,-12850,-12850]} 1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. c4 Nb6 5. exd6 cxd6 6. Nc3 g6 7. Be3 Bg7 8. Rc1 O-O 9. b3 e5 {9...Bf5 gains popularity.} 10. dxe5 dxe5 11. c5 {B03: Alekhine's Defence: Four Pawns Attack.} N6d7 12. Bc4 Nc6 13. Nf3 {The position is equal.} Qa5 14. O-O Nxc5 15. Ng5 Ne6 $1 16. Nxe6 Bxe6 17. Bxe6 fxe6 18. Qd7 Nd4 19. Bxd4 exd4 20. Ne4 {Strongly threatening Rc7.} Qd5 {[#]} 21. Qxd5 $146 (21. Rc7 $5 Qxd7 22. Rxd7 $11) ({Predecessor:} 21. Rc7 Qxd7 22. Rxd7 b6 23. Rc1 Rfd8 24. Rcc7 Rxd7 25. Rxd7 a5 26. g3 a4 27. Kg2 axb3 28. axb3 Ra5 {½-½ (28) Sarakenidis,N (2327)-Cloes,D (2247) ICCF email 2017}) 21... exd5 22. Nd2 Rae8 23. Nf3 Re2 24. a4 d3 25. Rfd1 Rc2 {Threatens to win with ...Bh6.} 26. Rb1 Rc3 (26... Rxf3 $5 27. gxf3 d2 $17) 27. Ne1 Bd4 28. Nxd3 Rc2 {[%cal Rd4f2]} 29. Nb4 Bxf2+ 30. Kh1 Re2 {Black wants to play ...d4.} 31. Nxd5 Rf7 32. Rf1 Rd2 33. Rfd1 Re2 (33... Ra2 {is more complex.} 34. g3 Kg7 35. Rf1 Rd7 36. Nc3 Rc2) 34. Rf1 Bd4 35. Rxf7 Kxf7 $11 {[%mdl 4096] Endgame KRB-KRN} 36. g3 g5 37. Rd1 Be5 38. Nb4 (38. Rd3 $1 $11 {remains equal.}) 38... Ke6 $17 39. Rd8 (39. Nd3 $17 {was worth a try.}) 39... Re4 $2 (39... Re3 $19 40. Rd3 Re1+ 41. Kg2 Re2+ 42. Kf3 Rxh2) 40. Nd3 {With the idea Nc5+.} (40. Nc2 {looks sharper.} h5 41. Kg1 Bf6 42. Rf8 g4 43. Kf1) 40... Bd6 41. Rc8 Kd5 42. Rc2 Rd4 43. Nb2 a6 44. Kg2 b5 45. axb5 axb5 46. Kf3 Ba3 47. Ke2 Bxb2 (47... Rb4 {is interesting.} 48. Nd3 Rxb3 49. Rc7 h6 50. Rh7 Kd4) 48. Rxb2 $15 {KR-KR} Kc5 49. Ke3 Rd6 50. Rf2 Kb4 51. Rf7 $2 {[%mdl 8192] [#] White does not recover from this.} (51. Rf5 $15) 51... h6 $1 $19 {Black is clearly winning.} 52. Rf5 {[#]} Rb6 $1 53. Kd4 Kxb3 54. Kc5 Rb8 55. Rf6 b4 {[%cal Bb5b4,Bb4b3,Bb3b2][%mdl 32]} 56. Rxh6 Kc3 57. h4 b3 58. hxg5 b2 59. Rh1 Rg8 {Weighted Error Value: White=0.68/Black=0.11} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.3"]
[White "Postny, Evgeny"]
[Black "Gorshtein, Ido"]
[Result "0-1"]
[ECO "A80"]
[WhiteElo "2605"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,110,32,62,44,43,42,63,14,8,-19,-24,-7,2,10,0,-18,-14,-24,-44,-31,1,0,7,-10,-7,-41,-41,-45,-43,-29,27,-20,-20,-14,-13,-16,-18,-15,0,-54,0,0,0,0,0,0,0,0,0,0,12,0,0,0,0,-29,-59,-314,-310,-311,-310,-440,-431,-429,-411,-428,-344,-416,-369,-446,-449,-511,-497,-466,-459,-733,-533,-533,-524,-1470,-1420,-1220,-732,-699,-647,-1021,-814,-29976,-29977,-29977,-29978,-29978,-29979,-29979,-29979,-29979,-29980,-29981,-29981,-29981,-29980,-29974,-50]} 1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e3 Bg7 5. Bg3 d6 6. h4 {Strongly threatening hxg5. A80: Dutch Defence: Unusual White second moves.} g4 $1 7. Nc3 Nf6 8. Bd3 {White is slightly better.} Nc6 9. d5 {[#]} Nb4 $146 ({Predecessor:} 9... Ne5 10. Nge2 Nxd3+ 11. Qxd3 Nh5 12. O-O-O e5 13. dxe6 Bxe6 14. Nd4 Bxd4 15. exd4 O-O {1-0 (35) Yatzenko,A (2361)-Samolins,V (2402) chess.com INT 2017}) 10. Bc4 c6 11. dxc6 bxc6 12. Qd2 Rb8 13. Nge2 Nbd5 14. Bb3 Bd7 15. O-O O-O 16. Nxd5 cxd5 17. Bxd5+ (17. e4 $5) 17... Kh7 18. Rab1 $1 Nxd5 19. Qxd5 Bxb2 (19... Qc8 $142) 20. Nd4 Qc8 21. Rfd1 Rb6 {White should prevent ...e6.} 22. c4 e6 23. Qa5 f4 24. Rxb2 fxg3 (24... Rxb2 $15 25. exf4 Qxc4) 25. Nb3 $11 gxf2+ 26. Rxf2 Rxf2 27. Kxf2 Ra6 28. Qd2 Be8 ({Much worse is} 28... Qxc4 $6 29. Rc1 $16) 29. Kg1 Bg6 30. Qb4 g3 ({Much weaker is} 30... Rxa2 $6 31. Qxd6 Qb7 {[#]} 32. Rd2 $1 $16) 31. Rxd6 Rxa2 32. Qe1 {Hoping for Qd1.} Rf2 $40 {[%mdl 128] aiming for ...Qb7! Black has some attack.} 33. Rd2 $2 {[%mdl 8192] Loses the game.} (33. Nd2 $1 $15) 33... Qb7 $19 {[%csl Gf2][%cal Rb7g2][%mdl 64] Double Attack} ({Don't do} 33... Qxc4 34. Nc1 $19) 34. Rxf2 gxf2+ 35. Qxf2 (35. Kxf2 {was forced.} Qxb3 36. Qa1) 35... Qxb3 36. Qf4 {and the idea Qc7+ leaves White hopeful.} Qb1+ 37. Kh2 Qb7 38. Qe5 h5 39. c5 Qc6 40. Qc3 Qc7+ 41. Kg1 Be4 42. Qd4 (42. Qc4 $142 Bd5 43. Qc2+ Kh6 44. e4) 42... Bc6 43. Qd3+ Kh6 44. Qf1 Qg7 45. e4 Kh7 46. Qf3 Qg6 47. Qa3 Qxe4 {[%csl Gc6][%cal Re4g2]} 48. Qxa7+ Kg6 {[%csl Gc6][%cal Re4g2] Black mates.} 49. Qa2 Qe1+ 50. Kh2 Qxh4+ 51. Kg1 Qd4+ 52. Kh1 Qe4 53. Qf2 e5 54. Qa2 Kf6 55. Qg8 {[#]} Qxg2+ $1 {Weighted Error Value: White=0.41/Black=0.21} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.4"]
[White "Mikhalevski, Victor"]
[Black "Rozen, Eytan"]
[Result "1/2-1/2"]
[ECO "D78"]
[WhiteElo "2552"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,90,31,32,26,29,13,14,0,31,33,16,0,13,10,22,8,0,0,8,6,5,11,6,3,7,0,34,31,77,0,0,0,53,0,0,-11,-9,-16,0,0,0,0,0,0,0,0,0,0,0,0,55,47,41,41,30,0,0,0,0,0,0,0,0,0,2420,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. c4 c6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. b3 Ne4 7. d4 d5 8. Bb2 Nd7 9. a4 {D78: Fianchetto Grünfeld: 6 0-0 c6.} a5 {[#]} 10. cxd5 $146 ({Predecessor:} 10. Na3 b6 11. Rc1 Ba6 12. Rc2 Qb8 13. Nd2 Nef6 14. e4 e5 15. exd5 cxd5 16. Nb5 exd4 17. cxd5 Bxb5 18. axb5 {1-0 (54) Gaehler,M (2315)-Bornheim,D (1792) Katowice 2014}) 10... cxd5 11. Na3 {[%cal Bb1a3,Ba3b5,Bb5c7][%mdl 32]} b6 12. Nb5 Ba6 13. Qd3 Rc8 14. Rfc1 e6 15. Qd1 Rxc1 16. Rxc1 Qb8 17. Nc7 Bb7 18. Bh3 Ndc5 19. Nb5 {Black must now prevent Ba3.} Nd7 20. Rc7 Rd8 (20... Ndc5 $5) 21. Ba3 Ba6 {[#] ...Bxb5 is the strong threat.} 22. Rc6 Qb7 23. Rc7 Qb8 {And now ...Bxb5 would win.} 24. Rc6 (24. Qc2 $14) 24... Qb7 $11 25. Rc1 Rc8 26. e3 Bf8 27. Bxf8 Kxf8 28. Bf1 Kg7 29. Bd3 Bxb5 30. axb5 Nc3 31. Qd2 Ne4 32. Qb2 Qb8 (32... Nef6 $11) 33. Bxe4 (33. Rc6 {is interesting.} Nef6 34. Kg2 Re8 35. Qc3 Rd8 36. Qa1) 33... dxe4 34. Nd2 Nf6 35. Nc4 Nd5 36. Ne5 Rxc1+ 37. Qxc1 Qd6 38. Qc8 {With the idea Qh8+!} Qb4 39. Qd7 Qe1+ 40. Kg2 Nxe3+ $1 {The position is equal.} 41. fxe3 Qe2+ 42. Kg1 Qe1+ 43. Kg2 Qe2+ 44. Kg1 Qe1+ 45. Kg2 Qe2+ {Weighted Error Value: White=0.08/Black=0.07} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.5"]
[White "Dvoirys, Semen I."]
[Black "Steinberg, Nitzan"]
[Result "0-1"]
[ECO "B86"]
[WhiteElo "2483"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "38"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,38,-12,-10,-16,-7,-28,-11,-32,-35,-53,-16,-48,-20,-18,-20,-41,-33,-41,-55,-143,-133,-143,-130]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bc4 e6 7. a3 Be7 8. Ba2 O-O 9. O-O b5 10. Qf3 {Black should prevent e5. B86: Sicilian Scheveningen/Najdorf: 6 Bc4, without early ...b5.} Bb7 11. Re1 Nc6 12. Nxc6 {The position is equal.} Bxc6 {[#]} 13. Bf4 $146 ({Predecessor:} 13. Qg3 a5 14. Bh6 Ne8 15. Rad1 b4 16. Nb1 Bh4 17. Qg4 Bxf2+ 18. Kxf2 Qf6+ 19. Bf4 {0-1 (42) Gullaksen,E (2356)-Holm,K (2467) Norway 2018}) 13... Qc7 14. Rad1 Rfd8 15. Qe2 Rd7 16. b4 Qb7 17. Rd3 a5 {Hoping for ...axb4.} 18. Bb3 (18. f3 $15) 18... axb4 $17 19. axb4 {[#]} Nxe4 $1 {[%mdl 512] Weighted Error Value: White=0.24/Black=0.07} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.6"]
[White "Boruchovsky, Avital"]
[Black "Kupervaser, Erez"]
[Result "1-0"]
[ECO "E05"]
[WhiteElo "2541"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,47,5,0,0,0,-2,8,15,29,24,24,10,18,26,35,45,115,110,108,113,118,115,109,79,112,108,118,126,120,123,375,364,365,370,339,342]} 1. d4 {Pelletier,Y} Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 {E05: Open Catalan: 5 Nf3 Be7.} b4 9. Nbd2 Bb7 10. Nxc4 {The position is equal.} Be4 11. Qb3 c5 {has lost popularity (11...Nbd7).} 12. Rd1 Nbd7 13. Be3 Nd5 14. dxc5 Bxc5 (14... Nxc5 $14 15. Bxc5 Bxc5) 15. Nfe5 $16 {Black must now prevent Nxd7.} Bxg2 {[#]} 16. Nxd7 $1 Qxd7 17. Bxc5 Rfc8 18. Bd4 $36 {[%mdl 2048] Black is under strong pressure.} Bh3 19. e4 {[#] Ne5 is the strong threat.} Qc7 $146 ({Predecessor:} 19... Ne7 20. Bxg7 Qc6 21. Bf6 Qxe4 22. f3 Qxc4 23. Rd8+ Rxd8 24. Qxc4 {1-0 (24) Pelletier,Y (2599)-Prasanna Raghuram,R (2428) Biel 2012 CBM 149 Extra [Pelletier,Y]}) 20. Rac1 {Threatens to win with Be5.} Nc3 {[%mdl 64] Decoy} 21. Bxc3 ({Much weaker is} 21. bxc3 $6 Qxc4 22. Qxc4 (22. Qxb4 $2 Qe2 $19) 22... Rxc4 $11) 21... Qxc4 {[%mdl 8192] [#]} (21... bxc3 $16 22. Qxc3 (22. Rxc3 Qb8 $16) 22... Qc6) 22. Rd8+ $1 $18 {[%mdl 576] Deflection} Rxd8 23. Qxc4 bxc3 24. Qxc3 {Weighted Error Value: White=0.02/Black=0.33} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.7"]
[White "Rechlis, Gad"]
[Black "Solomon, Asif"]
[Result "1/2-1/2"]
[ECO "A09"]
[WhiteElo "2513"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,97,0,0,0,5,-16,-5,-24,-6,0,0,-7,0,0,0,-36,0,-6,0,-12,-4,-34,-31,-66,-36,-55,-6,-75,-70,-77,-73,-97,-20,-78,-61,-68,-61,-177,-156,-154,-166,-207,-129,-130,-100,-103,-103,-126,-132,-121,-120,-124,-85,-95,-100,-106,-78,-115,-92,-150,-150,-140,0,-85,0,-122,-25,-79,-84,-83,0,0,0,0,0,0,0,0,0,0,0,0,0,-8]} 1. Nf3 d5 2. g3 c5 3. Bg2 g6 4. c4 d4 5. e3 Bg7 6. exd4 cxd4 7. O-O Nc6 8. d3 Nf6 9. Nbd2 {A09: Réti Opening: 1 Nf3 d5 2 c4.} O-O 10. a3 a5 11. Rb1 a4 12. b4 axb3 $1 13. Nxb3 Nd7 14. Re1 Qc7 {[#]} 15. c5 $146 ({Predecessor:} 15. Nh4 e6 16. f4 Rd8 17. Nf3 Nb6 18. Nc5 Bf8 19. Ne4 f5 20. Neg5 Na4 21. Bd2 {0-1 (43) Markowski,T (2557)-Krasenkow,M (2647) Suwalki 1999}) 15... e5 16. Qc2 Na5 17. Nfd2 Ra6 18. Bb2 Nxb3 19. Nxb3 Nb8 20. Nd2 Be6 21. Rec1 (21. a4 $11) 21... Rc8 22. a4 Bd7 23. Qb3 {[#]} Nc6 (23... Bh6 $1 $17 {[%cal Rh6d2]} 24. f4 exf4 25. Bxd4 Nc6) 24. Ne4 (24. Nc4 $11 {keeps the balance.}) 24... Be6 25. Qd1 Rca8 26. Ng5 (26. Ba3 $15) 26... Ba2 $19 ({Don't take} 26... Rxa4 27. Nxe6 fxe6 28. Qb3 $15) 27. Ra1 Rxa4 28. Bd5 Nd8 29. Ne4 R4a6 30. Bxa2 Rxa2 31. Rxa2 Rxa2 32. Qb3 Ra8 33. Rb1 Qc6 34. Bc1 h6 35. Bd2 Kh7 36. Qc4 Ra4 37. Qc2 (37. Qb3 $142) 37... Ra6 $17 38. Qc4 Ra4 ({Black should try} 38... Bf8 $17 39. Qb4 f5) 39. Qb3 (39. Qc2 $1 $11 {remains equal.}) 39... Ra6 (39... f5 $17 40. Nd6 Ra8) 40. Nd6 (40. Qc4 $1 $11) 40... Qxc5 (40... Ne6 $17 41. Qxb7 Nxc5 42. Qxc6 Rxc6) 41. Nxf7 $11 Nxf7 42. Qxf7 {[#]} Rf6 ({Better is} 42... Rb6 $1 $17 {[%cal Rb6b1]} 43. Rb3 Rxb3 44. Qxb3 Kh8) 43. Qd7 {The position is equal.} ({Much weaker is} 43. Qxb7 Qc2 $17) 43... Qc6 (43... Qc2 {is more complex.} 44. Rxb7 Qd1+ 45. Kg2 Qf3+ 46. Kh3 Qf5+) 44. Rxb7 {[%csl Gb7][%cal Rd7g7]} Qxd7 45. Rxd7 Rf3 46. Bb4 {aiming for Kg2.} Kg8 47. Rd8+ Kf7 48. Rd7+ Kf6 49. Bd6 {Black had all chances to win.  Weighted Error Value: White=0.27/Black=0.23} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.8"]
[White "Kraus, Ohad"]
[Black "Sokolovsky, Yahli"]
[Result "1-0"]
[ECO "D10"]
[WhiteElo "2363"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "41"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,41,0,0,0,0,-16,0,-5,0,-31,46,52,52,48,163,170,177,167,162,91,139,145,131,137,233,235,258,237,318,189,422,409,29997,29998]} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. cxd5 cxd5 5. Bg5 Ne4 6. Nxe4 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} dxe4 7. a3 Qb6 {[#]} 8. Bd2 $146 {The position is equal.} ({Predecessor:} 8. Rc1 Bf5 9. Qa4+ Nd7 10. Qc2 f6 11. Be3 e6 12. Nh3 g5 13. Qd2 Qb5 14. f3 {½-½ (48) Craciuneanu,V (2451)-Ljubicic,A (2480) ICCF email 2015}) 8... e5 9. Bc3 e3 (9... Nc6 $15 10. d5 Nd4) 10. fxe3 $14 e4 11. Qc2 Bf5 ({Better is} 11... f5 $14) 12. g4 $1 $18 {[%cal Rg4f5]} Bg6 13. Nh3 Be7 {[#]} 14. Qa4+ (14. O-O-O $1 $18) 14... Nc6 {[#]} 15. O-O-O $1 $36 {[%mdl 2048] And now d5 would win. White has strong initiative.} O-O 16. Nf4 a5 (16... Rac8 $16) 17. h4 {Threatens to win with h5.} Qa6 {intending ...b5.} 18. h5 b5 19. Qb3 (19. Qc2 $142 b4 20. hxg6 bxc3 21. Bg2 (21. gxh7+ Kh8 $18) (21. Qxc3 Ne5 $11) (21. Rxh7 fxg6 22. Rh3 Qc4 $18) 21... hxg6 22. Bxe4 (22. Qxc3 Nb4 $14)) 19... b4 $2 (19... Bf5 {might work better.}) 20. hxg6 bxc3 {[#]} (20... h6 $18 21. gxf7+ Rxf7) 21. Qxf7+ $3 {[%mdl 512] Weighted Error Value: White=0.20/Black=0.72} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.9"]
[White "Iliaguev, Nisim"]
[Black "Gruenfeld, Yehuda"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2332"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "118"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,118,15,0,0,-23,10,-62,-19,-75,-74,-90,-49,-64,-18,-52,-62,-139,-125,-127,-120,-130,-134,-143,-156,-143,-137,-199,-162,-168,-167,-272,-185,-223,-181,-199,-95,-114,0,0,0,0,0,0,66,46,106,109,156,138,158,165,132,134,207,198,195,151,231,220,209,143,121,129,145,124,134,90,82,29,36,35,39,34,45,41,29,40,121,128,151,-47,-46,-48,-47,-47,-46,-39,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nc3 O-O 5. d4 d6 6. Nf3 Nc6 7. O-O a6 8. b3 Rb8 9. Bb2 b5 10. cxb5 axb5 11. d5 Na5 12. Nd4 Bd7 13. e4 b4 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} 14. Nce2 e5 15. Nc2 {[#]} (15. dxe6 $1 $11 fxe6 16. Nf4) 15... c6 $146 {Black is slightly better.} ({Predecessor:} 15... c5 16. dxc6 Bxc6 17. Qd3 Bb5 18. Qd2 Qb6 19. Bf3 Bc6 20. Qd3 Nb7 21. Ne3 Nc5 {½-½ (88) Ozeran,V (2063)-Kahe,R (2108) Magdeburg 2015}) 16. Qd2 (16. Bc1 $11 {keeps the balance.}) 16... Qb6 $17 17. h3 cxd5 18. exd5 Bf5 19. Ne3 Be4 20. Kh2 (20. g4 $15) 20... Bxg2 21. Nxg2 Qb5 22. Rad1 Ne4 23. Qe3 f5 24. f3 Nf6 25. f4 (25. Nc1 $17) 25... Ne4 {aiming for ...exf4.} (25... Nxd5 26. Qd3 $17) 26. fxe5 dxe5 27. Rc1 (27. g4 $142 Rbc8 28. Rc1) 27... Rf7 (27... Qxd5 28. Rfd1 $19) 28. Rfd1 Rd8 29. Ng1 {[%cal Be2g1,Bg1f3,Bf3g5][%mdl 32]} Rfd7 (29... Nb7 $19 {is more deadly.} 30. Nf3 Re8) 30. Nf3 Nc3 ({Much worse is} 30... Rxd5 $6 31. Rxd5 Qxd5 32. Qb6 $11) (30... Re8 $17 31. Nd2 Nd6) 31. Bxc3 $11 bxc3 32. Rxc3 e4 ({Of course not} 32... Rxd5 $6 33. Rxd5 Qxd5 34. Rc5 $16) 33. Rc5 Qb6 (33... Qa6 $11 34. Ng5 Bh6) 34. Ng5 $14 Bf8 (34... Bh6 $14 35. h4 Nb7) 35. Rc2 $16 Qf6 {[#]} 36. Ne6 $1 {[%cal Re6d8]} Ra8 ({Don't go for} 36... Rxd5 $2 37. Rxd5 Rxd5 38. Nxf8 $18) 37. Nxf8 Qxf8 38. Nf4 Qd6 (38... Nb7 $16 {was called for.}) 39. h4 Nb7 40. Kh3 Qe5 (40... Nd8 $16 41. Rdc1 Qb8) 41. a4 Nd6 42. Qc3 Qxc3 43. Rxc3 Kf7 44. Ne6 Kf6 45. Nd4 h6 46. Nc6 ({White should try} 46. Rc6 $16) 46... g5 $1 $11 47. a5 f4 48. gxf4 gxf4 49. Kg4 f3 50. Kf4 Rg8 (50... Rg7 $14) 51. Ne5 $16 Rdd8 52. Ng4+ $2 {[#]} (52. Rc6 $16) 52... Rxg4+ $1 $15 53. Kxg4 {[%mdl 4096] Endgame Hoping for Kf4. KRR-KRN} Ke5 54. a6 Rg8+ {[%mdl 1024] Black has compensation.} 55. Kh5 Rg7 56. Ra1 {The position is equal.} Nf5 57. a7 Ng3+ 58. Kxh6 Nf5+ {[%mdl 64] Double Attack} 59. Kh5 Ng3+ {Quite a comeback for White.  Weighted Error Value: White=0.27/Black=0.25} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.10"]
[White "Parkhov, Yair"]
[Black "Shohat, Yotam"]
[Result "1-0"]
[ECO "E91"]
[WhiteElo "2407"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "93"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,93,78,81,60,51,45,70,75,78,48,82,30,29,20,27,27,39,0,87,20,44,52,35,27,31,25,75,54,49,35,25,39,81,37,35,22,16,12,89,89,90,76,66,4,52,0,0,0,100,0,153,110,144,123,169,151,383,374,656,651,732,421,703,622,681,1005,777,646,1997,2227,2880,2467,2434,2192,1833,1800,29993,29994]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Be2 d6 6. Be3 Na6 7. Nf3 c5 8. O-O Bg4 9. d5 Nd7 10. Ng5 {E91: King's Indian: Classical: 6 Be2, unusual replies including 6...c5 and 6...Bg4.} Bxe2 11. Qxe2 h6 12. Nf3 {White is slightly better.} Nc7 13. a4 {[#]} a6 $146 ({Predecessor:} 13... b6 14. Nd2 a6 15. f4 Rb8 16. Nf3 Rb7 17. e5 b5 18. axb5 axb5 19. cxb5 dxe5 20. fxe5 Nxe5 21. Nxe5 Bxe5 22. Bxh6 {1-0 (41) Vokac,M (2415)-Safyanovsky,M (2185) Bayern 2008}) 14. Nd2 (14. Rfd1 $16) 14... e6 $11 15. f4 Re8 16. dxe6 Nxe6 17. Nf3 Nf6 {[#]} (17... Bxc3 $11 18. bxc3 Qf6) 18. Qd3 (18. Rad1 $1 $16) 18... Ng4 19. Bd2 Nd4 20. h3 Nf6 21. Rae1 Nh5 22. Nd5 Nf6 23. Bc3 (23. Nxd4 {with more complications.} Nxd5 24. Nc2 Nf6 25. Bc3 Qd7 26. f5) 23... Nxd5 24. cxd5 {[%cal Rf3d4]} Nxf3+ 25. Qxf3 b5 26. Bxg7 Kxg7 27. e5 f6 (27... bxa4 $11 {remains equal.} 28. Ra1 Qd7) 28. e6 $16 f5 29. Re2 Qf6 30. Rfe1 (30. Qf2 $14) 30... Re7 31. Qc3 ({White should try} 31. Qf2 $14) 31... Rb8 $11 32. axb5 axb5 (32... Rxb5 $11 33. Ra1 a5) 33. Ra1 (33. Qe3 $16) 33... Rb6 $2 (33... Qxc3 $11 34. bxc3 b4) 34. Qxf6+ Kxf6 $16 {[%mdl 4096] Endgame KRR-KRR} 35. Kf2 Reb7 36. Ke3 Ke7 $2 {Loses the game.} (36... Rb8 $16 {was called for.} 37. Kd3 R6b7) 37. g4 $18 b4 $2 (37... Kf6 38. Kd3 b4 39. gxf5 gxf5) 38. gxf5 gxf5 39. b3 Kf6 (39... c4 $142 40. Ra8 cxb3) 40. Rg2 Rg7 41. Rxg7 Kxg7 {KR-KR} 42. Ra7+ Kg6 43. Kd3 Kh5 44. Rd7 Kg6 45. Rd8 {[#] e7 would kill now.} Kf6 46. Rf8+ Kg7 47. e7 {Weighted Error Value: White=0.35/Black=0.65} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.11"]
[White "Efroimski, Marsel"]
[Black "Ben Ari, Yannay"]
[Result "1/2-1/2"]
[ECO "B08"]
[WhiteElo "2357"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "42"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,42,42,35,31,39,26,26,24,31,23,25,43,36,12,41,0,0,0,0,0,4,0,0,0,0,-6,27,0,52,15,21,6,14,7,235]} 1. e4 Nc6 2. Nf3 d6 3. d4 Nf6 4. Nc3 g6 5. Bf4 Bg7 6. Qd2 {B08: Pirc Defence: Classical System.} d5 7. exd5 Nxd5 8. Bh6 {White has an edge.} Bxh6 9. Qxh6 {[#]} Nxc3 $146 ({Predecessor:} 9... Ncb4 10. Qd2 Bf5 11. Bb5+ c6 12. Ba4 Qd6 13. Ne5 f6 14. Nc4 Qe6+ 15. Ne3 O-O-O {½-½ (56) Stangl,M (2493)-Lorscheid,G (2297) Germany 2003}) 10. bxc3 {[#] And now Qg7 would win.} Qd6 11. Bd3 Qe6+ (11... Bf5 {feels hotter.} 12. O-O O-O-O 13. Rfe1 f6 14. Rad1 Bxd3 15. Rxd3 Qd5) 12. Qe3 (12. Be2 {is more complex.} f6 13. Rd1 Nd8 14. c4 Qe4 15. Rd3) 12... Qxe3+ 13. fxe3 b6 14. O-O Bb7 15. a4 O-O 16. Rfb1 Rab8 17. c4 Ba6 18. Nd2 e5 (18... Na5 $11) 19. d5 (19. a5 $5 Nxa5 20. Nb3 $14) 19... Na5 {The position is equal.} 20. c5 Bxd3 21. cxd3 bxc5 $2 {Weighted Error Value: White=0.10/Black=0.11} (21... Rfd8 $11 {and Black is okay.}) 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.12"]
[White "Lahav, Michal"]
[Black "Haimovich, Tal"]
[Result "0-1"]
[ECO "B01"]
[WhiteElo "2216"]
[BlackElo "2375"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,77,68,82,79,81,71,56,56,36,49,27,37,33,36,0,0,4,46,7,1,0,0,-11,0,0,0,-14,-5,0,0,0,0,-30,-31,-21,0,-14,0,-41,-1,-15,-32,-40,-40,-154,-129,-169,-111,-154,-151,-257,-260,-424,-409,-868,-468,-596,-693,-1105,-1087,-1027,-917,-29995]} 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bc4 c6 7. Ne5 e6 8. g4 Be4 9. O-O Bd5 {B01: Scandinavian Defence.} 10. Bd3 Nbd7 11. Nxd7 Nxd7 {[#] White is slightly better.} 12. Qe2 $146 ({Predecessor:} 12. Nxd5 cxd5 13. Qe2 a6 14. f4 O-O-O 15. Bd2 Qb6 16. c3 f6 17. b4 e5 18. fxe5 fxe5 {1-0 (35) Jorgensen,A (1863)-Digernes,M (1560) Helsingor 2019}) 12... Bd6 13. Nd1 {[#] And now c4 would win.} b5 14. Ne3 O-O 15. Nxd5 exd5 16. Qf3 Qc7 17. Kg2 Rfe8 18. Bd2 Nf8 19. Rae1 Ne6 20. c3 g6 21. Bc2 a5 22. h4 Nf4+ 23. Bxf4 Bxf4 24. Re2 Rxe2 25. Qxe2 Qd8 26. Rh1 Kg7 27. h5 Qg5 28. hxg6 hxg6 29. Bd3 a4 {[%cal Ba5a4,Ba4a3][%mdl 32]} 30. f3 (30. Qf3 $15) 30... Bd6 31. Bc2 Qf4 (31... a3 $19 32. bxa3 Rxa3) 32. Rh3 a3 33. b3 (33. bxa3 $17 Rxa3 34. Bb3) 33... b4 $19 ({Resist} 33... Rh8 34. Rxh8 Kxh8 35. Kf1 $19) 34. c4 $2 {[#]} (34. cxb4 Qxd4 35. Qf2 Qxb4 36. Qe2) 34... Qxd4 35. cxd5 (35. Qf2 $142 Qb2 36. Rh1) 35... cxd5 {Black is clearly winning.} 36. Rh1 Qf4 37. Rh3 Rc8 38. Bd3 Be5 39. Rh1 {Weighted Error Value: White=0.58/Black=0.23} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.13"]
[White "Ben Artzi, Ido"]
[Black "Birnboim, Nathan"]
[Result "0-1"]
[ECO "A52"]
[WhiteElo "2368"]
[BlackElo "2381"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,7,18,18,19,16,19,17,13,10,14,0,0,-7,0,0,0,0,1,0,0,0,29,0,11,-5,-9,-10,10,13,8,0,0,0,0,0,5,4,4,-1,-7,-31,-23,-48,-50,-55,-47,-52,-47,-77,-73,-89,-69,-73,-71,-67,-69,-67,-58,-196,-194,-220,-214,-307,-270,-274,-238,-241,-237,-437,-429,-577,-572,-1123,-1123,-1057,-971]} 1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. e3 Nxe5 5. Nh3 d6 6. Nf4 $1 {A52: Budapest Gambit.} g6 7. Be2 Bg7 8. O-O {The position is equal.} O-O 9. Nc3 Na6 10. e4 {[#]} c6 $146 ({Predecessor:} 10... f5 11. Be3 c6 12. exf5 Bxf5 13. Rc1 Qe7 14. Re1 Nc5 15. b4 Ne6 16. Nxe6 Qxe6 {0-1 (72) Sciarretta,R (2014)-Belka,W (2422) ICCF email 2010}) 11. Be3 Qe7 12. Qd2 f5 13. exf5 Bxf5 14. Rad1 Qf7 15. b3 {[%cal Bb2b3,Bb3b4,Bb4b5][%mdl 32]} Qf6 16. Na4 ({Worse is} 16. Qxd6 Qxd6 17. Rxd6 Nf7 $17) (16. h3 $5 {[%cal Rg2g4]}) 16... Nf7 17. b4 Nc7 18. b5 Ne6 (18... Rae8 {is interesting.} 19. Rc1 Ne5 20. Nc3 Ne6 21. Rfd1 Ng4) 19. Nxe6 Bxe6 20. Bd4 Qxd4 21. Qxd4 Bxd4 22. Rxd4 cxb5 23. cxb5 Rac8 24. Bf3 Rc4 25. Rfd1 Rfc8 26. h3 Rxd4 27. Rxd4 Rc1+ ({Reject} 27... Bxa2 28. Bxb7 Rc1+ 29. Kh2 $11) 28. Kh2 b6 29. Nb2 Rc2 30. Nd3 Rc4 31. Rxc4 Bxc4 $15 {[%mdl 4096] Endgame KBN-KBN} 32. Nb4 Bxb5 33. Bc6 Bc4 34. a4 {This costs White the game.} (34. Bd5 $15 Bxd5 35. Nxd5) 34... Ne5 $19 35. Be4 Kg7 36. f4 (36. Kg3 $142) 36... Nd7 37. Nc6 a5 38. Bc2 Nc5 39. Ne7 $2 {[#]} (39. Na7 {is a better defense.}) 39... Be6 {Black is clearly winning.} 40. f5 gxf5 41. Bxf5 Kf6 42. Bxe6 Kxe6 {Weighted Error Value: White=0.35/Black=0.04} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.14"]
[White "Kochavi, Ori"]
[Black "Parnes, Nadav"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2273"]
[BlackElo "2273"]
[Annotator "RC"]
[PlyCount "102"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} g6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:00]} Bg7 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:00]} 4. Bc4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:26]} 5. Qe2 {[%emt 0:00:00]} O-O {[%emt 0:00:08]} 6. O-O {[%emt 0:00:07]} c6 {[%emt 0:01:59]} 7. Bb3 {[%emt 0:00:13]} Qc7 {[%emt 0:07:10]} 8. e5 {[%emt 0:13:06]} dxe5 {[%emt 0:02:29]} 9. dxe5 {[%emt 0:06:03]} Nd5 {[%emt 0:05:02]} 10. c4 {[%emt 0:04:21]} Nb6 {[%emt 0:04:18]} 11. Bf4 {[%emt 0:00:55]} Bg4 {[%emt 0:02:51]} 12. Nbd2 {[%emt 0:00:04]} Na6 {[%emt 0:08:08]} 13. Qe3 {[%emt 0:03:11]} Qc8 {[%emt 0:01:29]} 14. h3 {[%emt 0:06:16]} Be6 {[%emt 0:08:28]} 15. Rac1 {[%emt 0:20:22]} Rd8 {[%emt 0:14:38]} 16. a3 {[%emt 0:07:59]} c5 {[%emt 0:06:23]} 17. Bh6 {[%emt 0:10:19]} Bf5 {[%emt 0:02:35]} 18. Rfe1 {[%emt 0:03:36]} Qc6 {[%emt 0:06:58]} 19. Qg5 {[%emt 0:06:43]} Re8 {[%emt 0:07:19]} 20. Qh4 {[%emt 0:01:50]} Nd7 {[%emt 0:02:30]} 21. Bxg7 {[%emt 0:04:38]} Kxg7 {[%emt 0:00:06]} 22. e6 {[%emt 0:00:43]} Bxe6 {[%emt 0:01:18]} 23. Ng5 {[%emt 0:00:03]} Nf8 {[%emt 0:00:59]} 24. Ndf3 {[%emt 0:00:40]} h6 {[%emt 0:07:36]} 25. Nxe6+ {[%emt 0:00:28]} Nxe6 {[%emt 0:00:16]} 26. Ne5 {[%emt 0:00:04]} Qd6 {[%emt 0:00:54]} 27. Ba4 {[%emt 0:04:50]} Red8 {[%emt 0:01:00]} 28. Rc3 {[%emt 0:01:11]} Nd4 {[%emt 0:01:49]} 29. Qe4 {[%emt 0:04:48]} Nc7 {[%emt 0:02:55]} 30. Rg3 {[%emt 0:00:29]} Ne8 {[%emt 0:01:03]} 31. b4 {[%emt 0:01:29]} b6 {[%emt 0:01:20]} 32. bxc5 {[%emt 0:00:53]} bxc5 {[%emt 0:00:05]} 33. Nd3 {[%emt 0:00:28]} Nf5 {[%emt 0:01:04]} 34. Qxf5 {[%emt 0:00:40]} Qxg3 {[%emt 0:00:16]} 35. fxg3 {[%emt 0:00:28]} gxf5 {[%emt 0:00:07]} 36. Nxc5 {[%emt 0:00:17]} e6 {[%emt 0:01:19]} 37. Na6 {[%emt 0:00:17]} Rac8 {[%emt 0:01:37]} 38. c5 {[%emt 0:00:56]} Nc7 {[%emt 0:00:52]} 39. Nb4 {[%emt 0:00:05]} Rd4 {[%emt 0:00:50]} 40. Bc6 {[%emt 0:00:35]} Nd5 {[%emt 0:00:55]} 41. Bxd5 {[%emt 0:36:18]} exd5 {[%emt 0:30:42]} 42. Nc2 {[%emt 0:00:10]} Re4 {[%emt 0:00:29]} 43. Rf1 {[%emt 0:01:23]} Rxc5 {[%emt 0:01:19]} 44. Nb4 {[%emt 0:00:13]} d4 {[%emt 0:04:03]} 45. Nd3 {[%emt 0:01:18]} Rc3 {[%emt 0:01:23]} 46. Nf4 {[%emt 0:00:04]} d3 {[%emt 0:00:34]} 47. Nh5+ {[%emt 0:00:50]} Kg6 {[%emt 0:00:29]} 48. Nf4+ {[%emt 0:00:06]} Rxf4 {[%emt 0:00:19]} 49. gxf4 {[%emt 0:01:10]} d2 {[%emt 0:00:04]} 50. Kf2 {[%emt 0:00:03]} Rc1 {[%emt 0:00:07]} 51. Ke2 {[%emt 0:00:04]} Rxf1 {[%emt 0:00:04]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.15"]
[White "Stolyarsky, Yegor"]
[Black "Smirin, Ilia"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2063"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,70,1,0,0,0,-18,-17,-18,-29,21,14,28,-14,31,-2,0,-80,-81,-129,-115,-205,-172,-220,-207,-204,-216,-203,-188,-278,-267,-634,-646,-822,-818,-897,-859,-853,-832,-825,-807,-1043,-1026,-1179,-1160,-12836,-12836,-29977,-29976]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. b6 d6 6. Nc3 Nbd7 7. e4 g6 8. Nf3 Bg7 9. Be2 O-O 10. O-O Nxb6 11. a4 Bg4 12. Nd2 Bxe2 13. Qxe2 a5 {A57: Benko/Volga Gambit.} 14. Nc4 Nxc4 15. Qxc4 {[#]} Nd7 $146 {The position is equal.} ({Predecessor:} 15... Qd7 16. Bd2 Ng4 17. Qe2 Rfb8 18. Rab1 Rb4 19. b3 Nf6 20. f3 Rb7 21. Nb5 e6 22. dxe6 Qxe6 {½-½ (29) Pascua,H (2368)-Ghaem Maghami,E (2585) Manila 2010}) 16. Qe2 Rb8 17. Nb5 Rb7 18. Ra3 f5 19. Bg5 {next exf5 is good for White.} Nb6 20. Re1 (20. Rh3 $11 {remains equal.}) 20... Qd7 $17 {White is now going downhill.} 21. Nc3 fxe4 22. Qxe4 (22. Rb3 $17) 22... Bd4 23. Be3 Nc4 {[%mdl 64] [#] Discovered Attack} 24. Ra2 Bxe3 ({Don't do} 24... Rxb2 25. Bxd4 Rxa2 26. Nxa2 $15) 25. fxe3 Nxb2 26. Nb5 {[#]} (26. Qc2 {keeps fighting.} Nc4 27. Nb5) 26... Nxa4 $1 $19 {[%mdl 512]} 27. Nxd6 $2 (27. Qxa4 Qxb5 28. Qxa5) 27... Rb4 ({Not} 27... exd6 28. Qxa4 Qxa4 29. Rxa4 $17) 28. Qc2 exd6 29. Rea1 Nb6 30. Rxa5 Nxd5 31. e4 Nf4 32. Kh1 Qe6 33. Re1 Rd4 34. e5 Nd3 35. Rb1 Qxe5 {Weighted Error Value: White=1.29/Black=0.09} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.09"]
[Round "3.16"]
[White "Aizenberg, Benny"]
[Black "Katz, Kiril"]
[Result "1-0"]
[ECO "B33"]
[WhiteElo "2307"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,153,18,20,20,20,25,22,20,28,0,15,10,120,114,95,102,128,42,116,22,39,34,69,44,49,49,46,34,50,41,18,17,94,77,54,37,34,36,119,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,91,93,86,90,150,149,150,147,231,126,231,225,239,236,280,116,137,137,137,127,118,116,400,398,291,166,171,100,100,87,80,86,71,41,68,76,72,70,187,187,234,234,220,210,285,267,363,356,614,337,379,363,4911,1387,4029,4222,3837,2732,1514,2854,1380,1337,8208,6531,29962,29963,6531,5768,5422,4952,29974,29975,29983,29983,29991,29992,29992,29993]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c4 b4 12. Nc2 Rb8 13. g3 {B33: Sicilian: Pelikan and Sveshnikov Variations.} O-O 14. b3 Bg5 15. Bg2 {The position is equal.} Be6 16. Nce3 g6 17. O-O {[#]} f5 $146 (17... Bh6 $11) ({Predecessor:} 17... Bxe3 18. Nxe3 Nd4 19. Nc2 Nxc2 20. Qxc2 Qb6 21. Rad1 Rfd8 22. Rd3 Qc5 23. Qd2 Rb6 {1-0 (36) Chrenko,K (1992)-Kucera,M (1921) Banska Stiavnica 2018}) 18. exf5 $16 gxf5 19. f4 Bh6 20. g4 (20. Qh5 $16 Bg7 21. fxe5 Bxe5 22. Rad1) 20... exf4 (20... fxg4 $14 21. f5 (21. Nxg4 Bg7 $11) 21... Bd7) 21. gxf5 ({Reject} 21. Nxf5 $6 Bxf5 22. gxf5 Rxf5 $11) (21. Nxf4 $16 Bxf4 22. Rxf4) 21... Bxf5 22. Nxf4 {And now Qd5+ would win.} Ne5 23. Qd5+ Kh8 24. Nxf5 Rxf5 25. Ne6 $36 {[%mdl 2048] White has good play.} Qf6 26. Rxf5 ({But not} 26. Qxd6 $2 Rg8 $19) 26... Qxf5 27. Rf1 Qd3 (27... Be3+ $11 28. Kh1 Qd3) 28. Qxd3 Nxd3 29. Rf6 Be3+ 30. Kf1 {Black must now prevent Rf3.} Re8 (30... Nc1 $14) 31. h4 ({Better is} 31. Bc6 $16 Rg8 32. Rf3 Rg1+ 33. Ke2) 31... Bd4 $11 32. Rf3 Rxe6 {[%csl Gd3][%cal Re6e1]} 33. Rxd3 {[%mdl 4096] Endgame KRB-KRB} Rf6+ 34. Bf3 Rf4 35. h5 Kg7 36. Kg2 Kf6 37. Rd2 Kg5 38. Re2 Be5 (38... Rf5 $11 {remains equal.}) 39. c5 $1 $16 Rf7 40. c6 Kf5 (40... Re7 $142) 41. Bd5 Rg7+ 42. Kf3 Rg3+ 43. Kf2 Rg7 (43... Rc3 $16) 44. Re4 $18 a5 45. Ke3 Kf6 {[#]} 46. Kd3 (46. Rg4 $3 $18 {[%mdl 512] has better winning chances. aiming for Rxg7.} Re7 (46... Rc7 47. Kd3) 47. Kd3) 46... Ke7 $16 47. Kc4 Kd8 48. Kb5 {Threatens to win with h6.} Kc7 49. Kxa5 Rg5 $2 {[%mdl 8192]} (49... Rg2 $16) 50. Kxb4 $18 Rxh5 51. Rg4 (51. a4 $142) 51... Bf6 52. Bg2 (52. Kc4 $18) 52... Kb6 $16 53. Rc4 Rb5+ 54. Ka3 d5 55. Ra4 (55. c7 {looks sharper.} Ra5+ 56. Ra4 Rc5 57. Bxd5 Kxc7 58. Rc4) 55... Be7+ 56. b4 {Strongly threatening Bf1. Black is now going downhill.} Kxc6 57. Kb3 Bd8 (57... Kb7 $14) 58. Ra7 $18 Bc7 59. a4 Rb8 {[#]} 60. Bxd5+ $1 {[%mdl 512]} Kd6 (60... Kb6 61. Ra5) 61. Bh1 h5 62. a5 Rf8 $2 (62... Rg8 63. Ra6+ Kd7) 63. Ra6+ Kd7 64. Rh6 Rf5 $2 (64... Rf1 65. Bc6+ Ke7 66. Rxh5 Re1) 65. a6 (65. Rh7+ $142 Kd6 66. a6) 65... Bb8 66. a7 Bxa7 67. Rh7+ Kd6 68. Rxa7 {KRB-KR} Rf1 69. Be4 Re1 70. Bd3 h4 71. Rh7 Rh1 72. Be4 Rh2 73. b5 {[%cal Bb4b5,Bb5b6][%mdl 32]} Kc5 74. Rh5+ {White mates.} Kb6 75. Kc4 Rh3 76. Rh6+ Kc7 77. b6+ {Weighted Error Value: White=0.18/Black=0.33} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.1"]
[White "Gorshtein, Ido"]
[Black "Nabaty, Tamir"]
[Result "1-0"]
[ECO "A10"]
[WhiteElo "2387"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,119,11,-2,18,18,-10,47,43,35,-42,-30,-85,-64,-107,-101,-106,-110,-111,-102,-94,-111,-116,-50,-107,-101,-92,-56,-60,-28,-61,-57,-21,-37,-22,-25,-172,0,-66,-80,-78,-78,-118,-9,-5,-25,-95,0,0,50,48,92,95,116,113,210,194,198,211,201,212,270,272,261,198,371,275,334,283,279,133,243,122,72,0,237,0,260,0,186,168,158,102,504,495,432,454,425,411,281,22,22,22,22,22,248,209,273,273,273,273,273,273,6672,6219,5791,5324,1639,705,1850,1813,1238,1183]} 1. c4 b6 2. Nc3 Bb7 3. Nf3 e6 4. g3 Bb4 5. Bg2 Bxc3 6. bxc3 {A10: English Opening: Unusual Replies for Black.} f5 {[#]} 7. a4 $146 ({Predecessor:} 7. O-O Nf6 8. d3 O-O 9. Re1 Qe7 10. a4 a5 11. Qb3 d6 12. e4 fxe4 13. Ng5 {½-½ (26) Szeles,K (2230)-Soponyai,A (2038) Hungary 2010}) 7... a5 (7... Nc6 $11) 8. Ba3 $14 {White is slightly better.} d6 9. h3 (9. Qb3 $14) 9... Nf6 10. g4 (10. d4 $11) 10... Qe7 11. gxf5 exf5 12. Rg1 Nbd7 13. Nd4 Bxg2 14. Rxg2 g6 15. d3 Ne5 ({Better is} 15... f4 $17 16. Bc1 Nh5) 16. Kd2 (16. Bc1 $15) 16... c5 $17 17. Nb5 d5 18. f4 Nf7 {...dxc4 is the strong threat.} 19. Rg3 O-O 20. cxd5 Nxd5 21. Qf1 Rfe8 {White must now prevent ...Nxf4!} 22. Re1 (22. c4 $11 {and White stays safe.} Nb4 23. Rd1) 22... Qh4 $2 (22... Rad8 $1 $19 23. Qf3 Qe6) 23. Rf3 ({White should try} 23. Qf2 $1 $11 Qf6 24. c4) 23... Rad8 $15 24. c4 Nb4 25. Bb2 Nd6 (25... Re4 $1 $17 {And now ...Rxc4 would win.} 26. Kc3 Ree8) 26. Nxd6 $11 Rxd6 27. Qg1 (27. Be5 $11 Rde6 28. e4) 27... Re4 (27... Qe7 $1 $17 {[%cal Re7e4] Threatens to win with ...Qe4.} 28. Be5 Re6) 28. Be5 $1 {[%cal Re5d6]} Rd7 29. Kc3 Rxe5 30. fxe5 Kf7 31. Ref1 Ke6 (31... Ke8 $16 {might work better.}) 32. e4 $1 $18 {[%cal Re4f5]} f4 33. Qg4+ $1 (33. Rxf4 Rxd3+ 34. Kb2 Qxh3 $11) 33... Qxg4 34. hxg4 Kxe5 {[%mdl 4096] Endgame KRR-KRN} 35. g5 (35. Rxf4 Rxd3+ 36. Kb2 Rd2+ 37. Kc3 Rd3+ 38. Kb2 Rd2+ 39. Kc3 Rd3+ $11) 35... Rf7 36. Rh1 Na2+ $2 (36... Nc6 {was called for.} 37. Rfh3 f3) 37. Kd2 Nb4 38. Rfh3 Rd7 39. Ke2 (39. R1h2 $18) 39... Rd6 (39... Nc2 $16 {was worth a try.} 40. Rxh7 Rd8) 40. Rd1 (40. Rxh7 Rxd3 41. R1h6 Re3+ 42. Kf1 Nd3 $17) (40. Rf1 $18) 40... Rd7 $16 41. Rdh1 $2 (41. Kd2 $16) 41... Rd6 $1 $18 42. Kd2 ({Stronger than} 42. Rxh7 Rxd3 43. R1h6 Re3+ 44. Kf1 Nd3 $15) 42... Rd7 $1 43. Rf3 $2 ({White should play} 43. Rf1 $18) 43... Nc6 $2 (43... Rf7 $1 $11 {and Black is okay.} 44. Rfh3 Rd7) 44. Rh4 Rf7 45. Rfh3 (45. Rh2 $142 $1) 45... Nd4 $2 {[%mdl 8192]} (45... f3 $16 46. Rh1 (46. Rxh7 Rxh7 47. Rxh7 Kf4 $11) 46... f2) 46. Rxh7 Nf3+ 47. Ke2 Nxg5 48. Rxf7 Nxf7 {[#] KR-KN} 49. Rh7 $2 (49. Rh1 $1 $18) 49... Kf6 $1 $11 50. Rh1 {Hoping for Rb1.} Ne5 51. Rh8 g5 $2 {[#]} (51... Ke7 $11 {and Black has nothing to worry.}) 52. Rf8+ $1 $18 ({Much less strong is} 52. Rh6+ $6 Ng6 $16) 52... Ke6 {Black hopes to continue with ...Nc6.} 53. Rf5 Nf7 54. Kf2 Ke7 55. Kf3 Ke8 $2 (55... Ke6 56. Kf2 Ne5) 56. e5 {White is clearly winning.} Ke7 57. Ke4 Ke8 58. Rf6 (58. Kd5 $142 Nh6 59. Rxg5) 58... Ke7 59. Rg6 f3 60. Kd5 {Weighted Error Value: White=0.42/Black=0.51} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.2"]
[White "Gorodetsky, David"]
[Black "Mikhalevski, Victor"]
[Result "1/2-1/2"]
[ECO "B52"]
[WhiteElo "2495"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "54"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 25,41,34,39,20,25,32,32,0,0,10,9,0,0,0,6,6,6,6]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. c4 Nc6 6. Nc3 g6 7. d4 cxd4 8. Nxd4 Bg7 9. Be3 Nf6 10. f3 O-O 11. Qd2 Rfc8 12. b3 Qd8 13. O-O Qa5 14. Rac1 {B52: Sicilian: Moscow Variation with 3...Bd7.} a6 15. Nxc6 Rxc6 16. Nd5 {White is slightly better.} Qxd2 {The position is equal.} 17. Bxd2 Nxd5 18. cxd5 Bd4+ 19. Kh1 Rcc8 20. Rxc8+ Rxc8 21. Rc1 {[#] An uneventful encounter.  Weighted Error Value: White=0.10/Black=0.02} {Predecessor:} Rxc1+ $146 22. Bxc1 Kf8 23. g4 Ke8 24. Kg2 Kd7 25. Kf1 Be5 26. f4 Bd4 27. Ke2 Bg1 {½-½ (54) Mevel,A-Kunsztowicz,U (2365) Germany 1980} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.3"]
[White "Steinberg, Nitzan"]
[Black "Rozen, Eytan"]
[Result "0-1"]
[ECO "C01"]
[WhiteElo "2553"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "112"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,112,-8,-13,0,0,0,0,0,0,6,16,17,29,78,79,82,81,72,73,127,128,123,101,119,114,108,105,106,109,113,107,110,106,105,97,117,109,115,111,113,116,113,120,133,116,135,120,133,12,12,16,16,-126,-125,-310,-291,-295,-297,-286,-295,-295,-295,-280,-260,-241,-240,-286,-277,-249,-205,-186,0,-269,-269,-230,-164,-303,-303,-303,-303,-624,-608,-536,-533,-859,-859,-856,-856,-29965,-29966,-29965,-29964,-29961,-29965,-29964,-29966,-29974,-29974,-29981,-29982,-29981,-29982,-29976,-29976]} 1. e4 e6 2. d4 d5 3. Bd3 dxe4 4. Bxe4 Nf6 5. Bf3 c5 6. Ne2 Nc6 {C01: French: Exchange Variation.} 7. Be3 cxd4 8. Nxd4 Ne5 {The position is equal.} 9. Nc3 $40 {[%mdl 128] White is up to no good.} Bb4 10. Ndb5 Nxf3+ 11. Qxf3 Qa5 {White must now prevent ...Qxb5.} 12. O-O-O O-O {...a6 is the strong threat.} 13. a3 Bxc3 14. Nxc3 {[#]} e5 $146 (14... Qc7 $142) ({Predecessor:} 14... a6 15. Rd4 Rb8 16. Qg3 Ra8 17. Bg5 Kh8 18. Bxf6 gxf6 19. Ne4 Qe5 20. Rhd1 Qxg3 21. hxg3 {0-1 (43) Gimenez Menchon,C (2165)-Iagar,R (2185) Madrid 2017}) 15. Bg5 Qa6 {Threatening ...Bg4.} 16. Qg3 h6 17. Bxf6 ({Wrong is} 17. Bxh6 $2 Nh5 $17) 17... Qxf6 18. Rhe1 Be6 19. Rxe5 Rfd8 20. Ree1 Rac8 21. Rxd8+ (21. f3 {seems wilder.} b6 22. Rxd8+ Qxd8 23. Qf4 Rc4 24. Qd2) 21... Rxd8 22. Rd1 Rc8 23. Rd2 (23. h3 {keeps more tension.} b6 24. Qe3 Kf8 25. f3 Qe7 26. Qf4) 23... Qf5 24. Qe3 b6 25. h3 Qf6 26. f3 Qh4 27. Ne4 Qh5 28. f4 Qh4 29. f5 ({White should try} 29. g4 $16) 29... Bxf5 $11 30. Nd6 {[%mdl 64] Double Attack} Rc5 31. b4 {[#]} (31. Nxf5 $11 {keeps the balance.} Rxf5 32. Kb1) 31... Qf6 $1 $17 {[%cal Rf6a1][%mdl 512]} 32. Qd4 {[#]} (32. Kb1 $17 Rxc2 33. Rxc2 Qxd6 34. Qf3) 32... Rxc2+ $1 $19 {[%mdl 512]} 33. Kd1 {aiming for Qxf6.} Rxd2+ 34. Qxd2 Qa1+ 35. Ke2 Be6 36. Qd3 Qe5+ 37. Kf2 a5 ({Resist} 37... Bd5 38. Nf5 $17) 38. bxa5 bxa5 39. Kg1 Qc5+ 40. Kh2 Qe5+ $2 ({Better is} 40... f5 $19 41. Qg3 Bd7) 41. Qg3 $2 {[%mdl 8192]} (41. Kg1 $1 $11) 41... Qxg3+ 42. Kxg3 {[%mdl 4096] Endgame KB-KN} g5 43. h4 (43. Kf3 $142) 43... Kg7 44. hxg5 hxg5 45. Nb7 $2 (45. Ne4 Kg6 46. Nd6) 45... Kf6 46. Kf2 Ke5 47. Ke3 Bd5 48. Nxa5 g4 49. Kd3 Bxg2 {Black mates.} 50. Nc4+ Kf4 51. Ke2 Bd5 52. Nb6 Bc6 53. Kf1 Kg3 54. Kg1 f5 55. Nc4 f4 56. Nd2 Kh3 {Weighted Error Value: White=0.45/Black=0.11} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.4"]
[White "Tzidkiya, Yeshaayahu"]
[Black "Boruchovsky, Avital"]
[Result "0-1"]
[ECO "C77"]
[WhiteElo "2380"]
[BlackElo "2541"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,90,27,27,33,8,25,0,15,0,0,0,0,-9,11,0,0,0,2,0,0,0,0,0,0,-20,0,0,0,0,4,-8,0,-11,-18,-17,0,0,0,-2,0,0,0,14,4,5,4,0,0,0,0,0,0,-43,0,0,0,0,0,-34,0,-59,14,-590,-597,-29987,-29988,-29988,-29989,-29993,-29994,-29994,-29995,-29996,-29997,-29997,-29998,-29998,-29999]} 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 {C77: Ruy Lopez: 3...a6 4 Ba4 Nf6, unusual lines.} 9. Bg5 h6 10. Bh4 b5 {The position is equal.} 11. Bb3 Na5 12. Bc2 c5 13. Nbd2 Nc6 14. Nf1 Qc7 15. Ne3 {[#]} Be6 $146 ({Predecessor:} 15... Ne7 16. h3 Kh7 17. Nh2 Nfg8 18. Bg3 f5 19. exf5 Nxf5 20. Nxf5 gxf5 21. f4 Ne7 22. fxe5 dxe5 {1-0 (44) Gelip,I (2124)-Stanciu,A (2003) Mamaia 2015}) 16. Bb3 Nh5 17. Bg3 Qd7 18. a4 b4 19. Nh4 Rab8 20. Bxe6 Qxe6 21. Nhf5 Kh7 ({Reject} 21... gxf5 $6 22. exf5 Qe8 23. Qxh5 $16) 22. Nxg7 Kxg7 23. Qd2 Rb7 24. Nc4 Qf6 25. Rf1 Nf4 26. f3 Rd8 27. Ne3 bxc3 28. bxc3 Rdb8 {Threatens to win with ...Rb2.} 29. Bxf4 Qxf4 30. g3 Qg5 31. Ra2 Qd8 32. f4 exf4 33. Rxf4 Ne5 34. d4 cxd4 35. cxd4 Nc6 (35... Nd7 {feels hotter.} 36. Kg2 Qe8 37. Rg4 h5 38. Nf5+ Kg8) 36. Rg4 Kh7 37. Rh4 (37. Rf4 $11) 37... Qg5 (37... Qb6 $15 38. Nc4 Qxd4+ 39. Qxd4 Nxd4) 38. Qc3 $2 {[%mdl 8192] [#] Now White is beyond hope.} (38. Rf4 $1 $11 {and White is okay.}) 38... Rb3 $1 $19 39. Qxc6 {Black must now prevent Rf4.} (39. Qc4 Qxe3+) 39... Qxe3+ {[%mdl 64] Double Attack. Black mates.} 40. Kg2 Rb2+ 41. Rxb2 Rxb2+ 42. Kh3 Qg1 43. Kg4 Qd1+ 44. Kh3 Qf1+ 45. Kg4 f5+ {Weighted Error Value: White=0.46/Black=0.08} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.5"]
[White "Haimovich, Tal"]
[Black "Kobo, Ori"]
[Result "0-1"]
[ECO "D32"]
[WhiteElo "2375"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "40"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 26,40,0,-10,-12,-91,-86,-374,-375,-380,-380,-379,-370,-368,-362,-1500,-1457]} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. e3 Nf6 5. Nf3 a6 6. cxd5 exd5 7. Be2 Nc6 8. O-O Bd6 9. dxc5 Bxc5 10. b3 O-O 11. Bb2 Ba7 12. Rc1 Re8 13. Na4 Ne4 14. Nd4 Qg5 {[#] D32: Tarrasch Defence: Sidelines and lines without g3.} 15. Nf3 $146 {[#]} (15. Kh1 $11 {keeps the balance.}) ({Predecessor:} 15. f4 Qh6 16. Bf3 Qd6 17. Re1 Bd7 18. Nxc6 bxc6 19. Be5 Rxe5 20. fxe5 Qh6 21. Qe2 Re8 22. Bxe4 dxe4 {0-1 (46) Anton Guijarro,D (2703)-Studer,N (2580) Biel 2020}) 15... Nxf2 $1 $17 {[%mdl 64] Remove Defender, Decoy} 16. Kxf2 {[%mdl 8192]} (16. Nxg5 $17 Nxd1 17. Rcxd1 Rxe3 18. Bh5 (18. Rf2 $2 Rxe2 {[%mdl 64] Pin} 19. Bd4 Bxd4 $19 {[%mdl 64] Pin}) 18... Rh3+ 19. Bd4 Bxd4+ 20. Rxd4 Rxh5 21. Rxd5) 16... Bxe3+ $19 {[%mdl 64] Double Attack. Black is winning.} 17. Ke1 Qxg2 18. Rc3 {Now Rxe3 and White clings on.} Bg4 19. Rxe3 Rxe3 20. Bc1 $2 {[#]} (20. Rf2 Qh3 21. Qxd5) 20... Rxf3 $1 {[%mdl 512] White did not feel at home in the position after the opening.  Weighted Error Value: White=1.20/Black=0.00} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.6"]
[White "Kraus, Ohad"]
[Black "Parkhov, Yair"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2363"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "101"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,101,10,0,0,0,0,0,0,0,0,0,0,0,0,0,10,7,9,0,22,35,72,62,76,39,77,16,23,7,9,0,0,0,-8,-30,-38,-42,-12,-27,-27,-51,-34,-34,-24,-39,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,6,5,6,6,13,6,13,0,0,0,0,0,0,-97,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. e3 Nf6 4. Nf3 Bf5 5. Nc3 e6 6. Bd3 Bb4 7. O-O Bxd3 8. Qxd3 O-O 9. Bd2 Ba5 {[#] D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} 10. b4 $146 ({Predecessor:} 10. b3 Nbd7 11. Rfe1 Re8 12. a3 h6 13. b4 Bc7 14. e4 Nb6 15. cxd5 cxd5 16. e5 Nfd7 17. Rec1 {0-1 (37) Abdusattorov,N (2598)-Shankland,S (2713) Biel 2019}) 10... Bxb4 11. Nxd5 $1 Nxd5 12. cxd5 Bxd2 13. dxc6 $1 Nxc6 {[#] Strongly threatening ...Bb4.} 14. Qxd2 Qa5 15. Qb2 Rab8 16. Rfc1 Rfc8 17. Rc5 Qa4 18. Rac1 h6 19. h3 Rd8 20. R5c4 Qa6 21. e4 (21. R4c3 $16) 21... Rbc8 {[%cal Bb8c8,Bc8c7,Bc7d7][%mdl 32]} 22. Ne5 Qb6 23. Qa1 Ne7 24. Rb1 Qa6 25. Rcb4 b6 26. Qb2 Rc7 (26... f6 $5 {[%cal Rf6e5]} 27. Nf3 Qd3 $15) 27. Qd2 {Black should prevent Nxf7!} Qb7 28. Qe2 Nc6 29. Nxc6 Qxc6 30. Rd1 Rcd7 31. Rc4 Qb7 32. a4 Qa6 33. Qd3 Qa5 34. Qb3 Qg5 35. Qc3 Qf4 36. Qe3 (36. d5 {is interesting.} Qg5 37. Rc7 exd5 38. Rxd7 Rxd7 39. Qc6) 36... Qb8 37. Qc3 Qb7 38. Qd3 a6 39. Rb1 Qa7 40. Rcb4 b5 41. axb5 axb5 {[%cal Rd7d4]} 42. Rd1 Qa5 43. Qb3 Qa8 44. d5 exd5 45. Rbd4 Qc6 46. exd5 Qc5 47. Qe3 (47. g3 $11) 47... b4 (47... Rxd5 $17 48. Rxd5 Rxd5 49. Qxc5 Rxc5) 48. d6 {The position is equal.} Qb6 {[%cal Rd7d6]} 49. Qe5 b3 50. R4d2 Qb4 51. Qb2 {Weighted Error Value: White=0.11/Black=0.09} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.7"]
[White "Solomon, Asif"]
[Black "Postny, Evgeny"]
[Result "1/2-1/2"]
[ECO "D12"]
[WhiteElo "2356"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "92"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,92,29,36,22,11,37,11,25,9,19,20,18,20,33,16,35,25,19,0,0,0,0,-119,-133,-129,-121,-156,-156,-375,-361,-404,-406,-404,-402,-399,-385,-385,-295,-452,-443,-636,-341,-465,-290,-283,-295,-259,-247,-210,-64,-55,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. Nc3 e6 6. Nh4 Be4 $1 {[%mdl 4] is currently scoring better than 6...Bg6.} 7. f3 Bg6 {D12: Slav Defence: 3 Nf3 Nf6 4 e3 Bf5.} 8. Bd2 Be7 9. Nxg6 hxg6 10. Qc2 Nbd7 11. O-O-O a6 12. c5 b6 13. cxb6 {[#]} Qxb6 $146 ({Predecessor:} 13... Nxb6 14. Na4 Nfd7 15. Ba5 Qc7 16. Kb1 Qb7 17. Nxb6 Nxb6 18. Rc1 Rc8 19. Qb3 Rb8 {1-0 (34) Donchenko,A (2646)-Bluebaum,M (2647) Playchess.com INT 2020}) 14. Na4 Qb7 15. Kb1 O-O $1 16. Rc1 Rfc8 17. Nc5 {[#]} (17. Qb3 $11 {remains equal.} Qxb3 18. axb3) 17... Nxc5 $1 $17 18. dxc5 Rab8 19. Bc3 Bxc5 20. Bxf6 $2 (20. Qe2 $17 Nd7 21. Rc2) 20... gxf6 $19 21. Bxa6 Qxa6 22. Qxc5 {[#]} Rb5 $1 {[%cal Rb5c5]} 23. Qc3 Ra8 24. a3 c5 25. h4 (25. Ka1 $142) 25... Rab8 {Threatens to win with ...d4!} 26. Rc2 (26. Ka2 $142 Rxb2+ 27. Qxb2 Rxb2+ 28. Kxb2) 26... e5 {...d4 is the strong threat.} 27. h5 Rb3 28. Qxc5 Qb7 {[%cal Rb3b2]} ({Don't play} 28... Rxa3 29. Qxa3 Qxa3 30. Rc8+ Kg7 31. Rxb8 $17) 29. Kc1 Rxb2 {Hoping for ...Rb1+.} 30. Kd2 {intending hxg6.} Rxc2+ (30... gxh5 $19 {aiming for ...d4!} 31. Rxh5 e4) 31. Qxc2 {[%mdl 4096] Endgame KQR-KQR} Rc8 (31... gxh5 $15 32. Rxh5 Rc8 33. Qh7+ Kf8) 32. Qb1 $11 {The position is equal.} Qxb1 33. Rxb1 gxh5 {KR-KR} 34. a4 {[%cal Ba3a4,Ba4a5,Ba5a6,Ba6a7][%mdl 32]} Ra8 35. Ra1 Kf8 36. a5 Ke7 37. a6 Kd6 38. Kd3 Kc6 39. Ra5 Rd8 40. e4 d4 41. a7 Ra8 42. f4 Kb6 43. Rd5 exf4 44. Kxd4 Rxa7 45. Rd6+ Kc7 46. Rxf6 {[%mdl 64] Double Attack} Kd8 {White happily takes the draw.  Weighted Error Value: White=0.30/Black=0.25} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.8"]
[White "Parnes, Nadav"]
[Black "Rechlis, Gad"]
[Result "0-1"]
[ECO "A04"]
[WhiteElo "2273"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,88,-3,-2,-20,-2,-18,-11,-50,-50,-66,-27,-43,-30,-47,-31,-40,-34,-43,-47,-47,-47,-42,-47,-69,-52,-46,-43,-47,0,0,0,0,0,0,0,0,0,0,0,-57,-60,-108,-45,-73,-50,-56,-52,-32,-27,-24,49,-184,-33,-23,-41,-19,-25,-43,-16,-29,-18,-49,-42,-47,0,0,0,0,0,0,0,-61,-65,-65,0,-938,-937,-935,-935,-850,-824]} 1. Nf3 d6 2. g3 e5 3. d3 g6 4. Bg2 Bg7 5. O-O Ne7 {[#]} 6. Bd2 $146 {A04: Unusual lines after 1 Nf3 and King's Indian Attack.} ({Predecessor:} 6. Nc3 O-O 7. e4 Nbc6 {½-½ (7) Salvador,R (2464)-Lazic,M (2472) Padova 2008}) 6... f5 7. Qc1 h6 8. e4 {The position is equal.} g5 9. exf5 Nxf5 10. Nc3 Nc6 11. Nd5 O-O 12. c3 Be6 13. Ne1 Qd7 14. Nc2 Rae8 15. Qd1 Nd8 16. c4 Nd4 17. Nc3 N8c6 {[%cal Bd8c6,Bc6e5,Be5g4,Bg4e3][%mdl 32]} 18. Nxd4 exd4 19. Ne4 Ne5 20. f4 $1 {[%cal Rf4e5]} gxf4 21. Bxf4 Ng4 22. Qd2 b5 23. cxb5 Qxb5 24. Bf3 (24. Rac1 $11 Qh5 25. Bf3) 24... Ne3 $1 $15 25. Rfc1 Qb6 ({Black should try} 25... Re7 $17 26. b4 Qf5) 26. b4 Kh8 27. a4 Re7 28. b5 Bd5 29. Rab1 Ref7 (29... Qb8 $11) 30. Bh5 $2 (30. a5 $14 {is the one way to stay ahead.} Qb7 31. b6 Rxf4 32. gxf4 cxb6 33. axb6 (33. Nxd6 Qe7 $14)) 30... Rf5 $2 (30... Rxf4 $19 31. gxf4 Rxf4) 31. Bg6 {Threatens to win with a5.} Rxf4 32. gxf4 Rxf4 33. Ng3 $1 Be5 34. Be4 Bxe4 35. dxe4 Qb8 {White must now prevent ...Rg4.} 36. Rb3 Qg8 37. Rxe3 dxe3 38. Qxe3 Qg7 39. Kh1 {And now Nh5 would win.} Rh4 {Strongly threatening ...Bxg3.} 40. Kg2 ({Better is} 40. Rg1 $11) 40... Bf4 $36 {[%mdl 2048] Black fights for an advantage.} 41. Qc3 {Hoping for Qxg7+.} Be5 (41... Bxc1 $15 42. Qxg7+ Kxg7 43. Nf5+ Kf6 44. Nxh4 Ke5) 42. Qf3 $2 {[%mdl 8192]} ({Wrong is} 42. Qxc7 $2 {[#]} Rxh2+ $3 {[%mdl 512]} 43. Kf1 Qg8 $19) (42. Qe3 $11) 42... Bxg3 $19 {Black is clearly winning.} 43. hxg3 Qb2+ {[%mdl 64] Double Attack} 44. Qf2 {[#]} Rh2+ $1 {[%mdl 576] Skewer.  Weighted Error Value: White=0.41/Black=0.21} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.9"]
[White "Ben Ari, Yannay"]
[Black "Dvoirys, Semen I."]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2403"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "36"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,36,0,8,4,8,12,20,26,23,7,1,0,0,0,4,14,21,13,34,45,56,38,49,49,52,44,39,44,50]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. h4 c6 6. cxd5 {D90: Grünfeld: 4 Nf3 Bg7 sidelines.} cxd5 7. Bf4 Nc6 8. e3 {The position is equal.} O-O 9. Qb3 $1 {9.Qb3 scores better than 9.Ne5.} Na5 10. Qb4 Nc6 11. Qb3 Na5 12. Qa3 Nc6 13. Rc1 {[#]} Bd7 $146 ({Predecessor:} 13... Bf5 14. Be2 Ne4 15. Qb3 Nxc3 16. Rxc3 Na5 17. Qb5 a6 18. Qb4 Rc8 19. Rxc8 Bxc8 20. O-O Nc6 21. Qb3 Re8 {1-0 (50) Melkumyan,H (2658)-Burke,J (2562) Philadelphia 2019}) 14. Be2 {White is slightly better.} e6 15. O-O a6 16. Na4 Ne4 17. Nc5 Nxc5 18. Rxc5 Qb6 {Weighted Error Value: White=0.03/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.10"]
[White "Gruenfeld, Yehuda"]
[Black "Efroimski, Marsel"]
[Result "1-0"]
[ECO "B19"]
[WhiteElo "2412"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 28,67,37,25,61,60,52,41,64,61,71,33,28,34,23,19,41,26,39,31,31,33,176,39,28,30,37,26,118,112,224,222,285,278,321,329,2824,2754,2172,2159,5418,5414]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bf4 Qa5+ 12. Bd2 Qc7 13. O-O-O Ngf6 14. Qe2 O-O-O {was the old line (14...Nb6).} 15. Ne5 Nb8 {B19: Classical Caro-Kann: 4...Bf5 main line.} 16. Rh4 Bd6 17. Re1 Na6 {[#] White is slightly better.} 18. Kb1 $146 ({Predecessor:} 18. Nf1 c5 19. Nc4 Nd5 20. Ba5 Nb6 21. dxc5 Bxc5 22. Nxb6+ axb6 23. Bc3 Qc6 24. b4 Qd5 25. Rc4 {1-0 (41) Westerinen,H-Ogaard,L Helsinki 1972}) 18... c5 19. c3 Kb8 20. Nc4 Ka8 21. Nxd6 Qxd6 22. Ne4 Nxe4 23. Rxe4 cxd4 24. Rxd4 Qh2 {[#]} ({Black should play} 24... Qc7 $14) 25. g3 ({White must play} 25. Qg4 $1 $18 {aiming for Bf4.} f5 26. Qxg7) 25... Rxd4 $14 26. cxd4 {Strongly threatening Qf3.} Qg2 27. Rc1 Nb8 {[#]} (27... Rg8 $11) 28. Qg4 $1 $16 {[%cal Rg4g7]} Nc6 (28... Rg8 $16) 29. Qxg7 $18 Qe4+ 30. Ka1 Rd8 31. Qxf7 ({Don't play} 31. Bxh6 $6 Qd5 $18) 31... Nxd4 $2 (31... Rh8 32. Bxh6 Qh7 33. Qxe6 Qxh6 34. Qxh6 Rxh6) 32. Qc7 {[%cal Rc7d8] White is clearly winning.} Rb8 33. Bf4 {[%csl Gf4][%cal Rc7b8]} e5 34. Bxe5 {[%csl Ge5][%cal Rc7b8] Weighted Error Value: White=0.19/Black=0.41} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.11"]
[White "Birnboim, Nathan"]
[Black "Iliaguev, Nisim"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2381"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "151"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,151,42,34,52,66,60,51,69,56,77,72,83,77,168,162,187,191,165,130,170,114,134,103,205,93,80,87,81,80,57,68,122,124,124,127,127,121,132,134,133,118,110,120,111,116,175,161,162,155,166,127,114,0,151,148,148,148,203,217,207,125,230,152,203,157,210,218,217,209,235,208,238,83,87,93,89,68,177,161,193,212,192,182,185,190,167,156,402,372,576,401,737,737,695,695,1333,795,1172,1146,1285,1186,1167,1134,1189,761,1369,1200,1609,0,1357,1331,2265,1667,2356,1842,4047,1391,2531,1947,1768,1788,1898,1814,1817,1802,1655,1331,6753,6408,6648,12831,6110,5534,29987,29988,29989,29990,29989,29990]} 1. d4 Nf6 2. c4 e6 3. g3 Bb4+ 4. Bd2 Qe7 5. Bg2 O-O 6. Nf3 Bxd2+ 7. Qxd2 Ne4 8. Qc2 Qb4+ {E11: Bogo-Indian.} 9. Nbd2 Nxd2 10. Nxd2 Nc6 {White is slightly better.} 11. e3 {[#]} d6 $146 ({Predecessor:} 11... Qe7 12. O-O d6 13. a3 e5 14. d5 Nd8 15. c5 f5 16. Rac1 Nf7 17. c6 b6 {0-1 (57) Gupta,A (2597)-G,A (2443) Jammu 2018}) 12. O-O (12. a3 $5 {[%cal Ra3b4]} Qb6 13. O-O $16) 12... Qa5 13. c5 e5 (13... d5 $16 {was called for.}) 14. Nc4 $1 $18 {[%cal Rc4a5]} Qa6 15. d5 {[%cal Rd5c6]} (15. cxd6 $6 cxd6 16. dxe5 (16. Nxd6 exd4 17. Bxc6 dxe3 $14) 16... dxe5 $16) 15... Ne7 16. b4 Rd8 17. Rfd1 (17. a4 $1 $18 b5 18. axb5 Qxb5 19. Ra5) 17... Bg4 18. Rd2 b6 {[#]} (18... Qb5 $16) 19. h3 (19. Nxe5 $1 $18 {[%mdl 512] and White stays clearly on top.} dxe5 (19... Qc8 20. cxd6) 20. d6 cxd6 21. cxd6) 19... Bf5 $16 20. e4 Bg6 21. cxd6 cxd6 {[#]} 22. Nxd6 Rxd6 (22... b5 $1 $14) 23. Qc7 $1 {[%csl LRd6,LRe7]} Rdd8 (23... Nc8 $2 24. b5 $18) 24. Qxe7 Re8 25. Qg5 Qc4 26. Qe3 Qxb4 27. Rc1 Rac8 28. Rdc2 Rxc2 29. Rxc2 a5 (29... Qa4 $16 30. Rc7 h5) 30. Qc1 h6 (30... Bxe4 $2 31. Rc4 $18) 31. Rc4 Qd6 32. Rc6 Qb4 33. Rc4 Qd6 34. a4 Kh7 35. Qb2 $36 {[%mdl 2048] White is in control.} Rb8 (35... Ra8 $16 36. h4 (36. Rc6 Qb4 $16) 36... f6) 36. Rc6 $18 Qe7 37. d6 Qe6 (37... Qd7 $16 38. Rxb6 Rxb6 39. Qxb6 Qxa4) 38. Rxb6 Rc8 (38... Rd8 $16) 39. Qd2 {And now d7 would win.} Rc4 {[#]} (39... Qc4 $16) 40. d7 $1 {[%mdl 512]} Qxb6 41. d8=Q Qb1+ 42. Kh2 Rd4 {[#]} 43. Q8xd4 exd4 $16 44. Qxd4 f6 45. Bf3 (45. e5 {feels hotter.} fxe5 46. Qxe5 Qb6 47. Qf4 Qc5 48. h4) 45... Qb4 (45... Qc2 $14) 46. Qxb4 $18 axb4 {[%mdl 4096] Endgame KB-KB} 47. a5 b3 {[#]} 48. Bd1 $1 {[%cal Rd1b3]} ({Worse is} 48. a6 b2 $11) 48... b2 49. Bc2 Be8 50. Kg2 Bc6 $2 {[#]} (50... Kg6 $16 51. Kf3 Ba4) 51. Kf1 $1 Kg6 (51... Ba4 $142 52. Bb1 Kg8) 52. Ke1 Kf7 (52... Bd7 $142 53. Kd2 Kf7) 53. Kd2 Ke6 54. Kc3 Ke5 55. f4+ Kd6 56. Kxb2 Kc5 57. Bd3 Kd4 58. Kc2 Ba8 59. a6 Bc6 60. Kd2 Ba8 61. Kc2 Bc6 62. h4 Ba8 63. h5 Bc6 64. Kd2 Ba8 65. Bc2 (65. a7 $142 Bb7 66. e5) 65... Bc6 66. Kc1 Kc5 67. Kb2 Kb6 68. Bd3 Be8 69. Be2 Bc6 70. e5 fxe5 71. fxe5 Kc5 72. Kc3 Be4 73. e6 {White wants to mate with e7.} Kd6 74. Kd4 {White mates.} Bd5 75. e7 Bc6 {[#]} 76. Bf3 $1 {[%mdl 512] Weighted Error Value: White=0.18/Black=0.30} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.12"]
[White "Smirin, Ilia"]
[Black "Lahav, Michal"]
[Result "1-0"]
[ECO "C03"]
[WhiteElo "2614"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,67,13,18,17,19,5,16,0,0,0,0,0,0,-17,0,-26,0,0,0,-9,27,-35,-33,-28,-43,-72,-14,-21,-22,-21,-11,-31,-27,-39,0,-76,-76,-68,0,0,0,0,0,0,194,187,489,267,1114,1099,1069,1053,1022,1028,1005,989,29994,1446]} 1. e4 e6 2. d4 d5 3. Nd2 Be7 4. Ngf3 Nf6 5. e5 Nfd7 6. Bd3 c5 7. c3 {C03: French Tarrasch: Unusual Black 3rd moves.} b6 8. Qe2 a5 (8... Nc6 {looks sharper.} 9. a3 a5 10. Nf1 Bb7 11. h4 Qc8) 9. h4 $5 {[%mdl 4] The position is equal. Leaves trodden paths.} (9. O-O {feels hotter.} Nc6 10. Rd1 Bb7 11. Nf1 a4 12. Bc2) 9... Ba6 10. Bxa6 Nxa6 11. h5 h6 {[#]} 12. O-O $146 ({Predecessor:} 12. a4 Qc7 13. Nb3 c4 14. Nbd2 Qc6 15. Rh3 Nc7 16. Rg3 Rg8 17. Nf1 O-O-O 18. Qc2 {½-½ (26) Debevec,B (2084)-Drasko,M (2478) Sentjur 2011}) 12... O-O 13. Nh2 cxd4 14. cxd4 Nb4 {...Nc2 is the strong threat.} 15. Nb1 Qc8 16. Nc3 (16. Na3 $1 $11) 16... Qc4 $15 17. Qg4 Kh8 $36 {[%mdl 2048] Black has the initiative.} 18. Be3 Nc2 (18... a4 $17 19. Ne2 Nc2) 19. Rac1 $11 Nxe3 20. fxe3 Bg5 21. Qh3 {next Ne4! is good for White.} Rac8 22. Ng4 a4 23. Kh2 (23. Ne4 $11 {keeps the balance.} Qxc1 24. Nxg5) 23... Qb4 $17 24. Nxd5 exd5 (24... Qb5 $1 $15 25. Nf4 Rxc1 26. Rxc1 Qxb2) 25. Rxc8 $11 Rxc8 26. Rxf7 Qe1 27. Rxd7 {Hoping for Qg3.} Rc1 $2 {[#]} (27... Rf8 $11 28. Qg3 (28. Rxd5 $2 Rf1 $19) 28... Qd1) 28. Rf7 $1 $18 {[%cal Rf7f8] Intending Rf8+ and mate.} Qg1+ (28... Kg8 {was necessary.} 29. Rf3 Qh1+ 30. Kg3 Qe1+ 31. Nf2 Bxe3) 29. Kg3 {White wants to mate with Rf8+.} Qe1+ $2 {[#]} (29... Kg8 30. Rf3 Qe1+ 31. Nf2 Bxe3) 30. Nf2 $1 Qxe3+ 31. Rf3 Bf4+ 32. Kg4 Qxd4 33. Rxf4 Qxe5 34. Rf8+ {Weighted Error Value: White=0.14/Black=0.57} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.13"]
[White "Sokolovsky, Yahli"]
[Black "Shohat, Yotam"]
[Result "1-0"]
[ECO "B76"]
[WhiteElo "2472"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,75,54,64,147,114,124,100,130,84,110,6,300,304,295,274,312,312,306,208,174,120,162,173,730,740,687,687,691,666,624,648,1109,1102,1102,1102,1062,1032,809,817,786,607,586,581,548,448,607,598,29986,29987,29987,29988,29988,29989,29990,29991,29991,29992]} 1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Bg7 7. f3 O-O 8. Qd2 Nc6 9. O-O-O Nxd4 10. Bxd4 Be6 11. Kb1 Qb8 {B76: Sicilian Dragon: Yugoslav Attack, 9 g4 and 9 0-0-0.} (11... Nd7 $14) 12. g4 Rc8 13. h4 b5 {White is better.} 14. g5 b4 15. Ne2 {[#]} (15. gxf6 $16 bxc3 16. Bxc3 Bxf6 17. Bxf6 exf6 18. h5 (18. Qxd6 Rc3 $16)) 15... Nd7 $146 {[%mdl 8192] [#]} (15... Nh5 $11 {and Black stays safe.}) ({Predecessor:} 15... Nh5 16. Bxg7 Kxg7 17. Bh3 Bxh3 18. Rxh3 Qb5 19. Ng3 Rc4 20. Nxh5+ gxh5 21. Qd5 Qxd5 22. Rxd5 {0-1 (53) Kaminski,U (2415)-Glienke,M (2290) Germany 1990}) 16. Bxg7 $18 Kxg7 17. Nd4 Qb6 18. h5 Qc5 19. Bh3 Bxh3 20. Rxh3 ({Better is} 20. Qh2 $18 Ne5 21. Qxh3) 20... Nf8 $16 21. hxg6 hxg6 {[#]} (21... fxg6 22. f4 e5) 22. Qf4 $18 f6 23. gxf6+ exf6 24. Qh6+ Kf7 25. f4 Re8 26. f5 g5 27. Ne6 Rxe6 28. fxe6+ Kxe6 29. Rf3 Nd7 30. Qh3+ Ke7 31. Qh7+ Ke6 32. Rfd3 Rc8 33. c4 Rc6 34. Qg8+ {White mates.} Ke7 35. Rh3 {[%cal Rh3h7]} Nf8 36. Qg7+ Ke8 37. Rh8 {[%csl Gg7][%cal Rh8f8]} d5 38. exd5 {Weighted Error Value: White=0.23/Black=0.87} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.14"]
[White "Aizenberg, Benny"]
[Black "Kupervaser, Erez"]
[Result "1/2-1/2"]
[ECO "B33"]
[WhiteElo "2307"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "78"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 30,78,35,45,53,0,0,0,13,0,0,0,0,-58,-60,-66,-65,-61,-27,-75,-75,-80,-75,-97,-53,-77,-79,-97,-100,-77,-91,-104,-96,-144,-24,-28,0,-70,-71,-72,0,-6,-8,-12,0,0,0,-8,0,-12,0]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Bxf6 gxf6 10. Nd5 Bg7 11. c3 f5 12. exf5 Bxf5 13. Nc2 O-O 14. Nce3 Be6 15. Bd3 f5 16. O-O Kh8 {B33: Sicilian: Pelikan and Sveshnikov Variations.} 17. a4 (17. Qh5 $1 $14) 17... b4 $11 18. cxb4 ({But not} 18. Nxb4 $2 Nxb4 19. cxb4 d5 $19) 18... e4 {[#]} 19. Nf4 {[#]} Nd4 $146 {[%cal Bc6d4,Bd4e6,Be6g7,Bg7f5][%mdl 32]} ({Predecessor:} 19... Bc8 20. b5 Nd4 21. Bc4 axb5 22. Bxb5 Nxb5 23. axb5 Rxa1 24. Qxa1 Be5 25. Ned5 Qg5 {1-0 (35) De Firmian,N (2510)-Browne,W (2449) San Francisco 2012}) 20. Nxe6 Nxe6 21. Nxf5 exd3 $15 ({Reject} 21... Rxf5 $6 22. Bxe4 Rf6 23. Bxa8 $14) 22. Nxg7 Nxg7 23. Ra3 Qb6 24. Rxd3 Qxb4 25. Rxd6 Qxb2 26. Qd3 Nf5 27. Rd7 Qf6 28. Rb1 Rad8 29. Rxd8 Rxd8 30. Qc4 Nd4 {And now ...Nf3+! would win.} 31. Qd3 {[#]} Qe5 (31... Nb5 $1 $17 {[%mdl 512]} 32. Qb3 Nc3) 32. Qxa6 $11 Qf5 33. Qb7 (33. Qb6 $11 Nc6 34. Qb2+ Kg8 35. h3) 33... Ne2+ $15 34. Kh1 Nf4 ({Don't play} 34... Qxf2 35. Qb2+ Kg8 36. Qe5 $11) ({Black should play} 34... Nc3 $17 35. Ra1 Qxf2) 35. Qb2+ $11 {The position is equal.} Kg8 36. Qb3+ Nd5 37. Qg3+ Kf8 {[%cal Rf5b1]} 38. Re1 Nf6 39. Qh4 Rd7 {Weighted Error Value: White=0.17/Black=0.22} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.15"]
[White "Kochavi, Ori"]
[Black "Ben Artzi, Ido"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2273"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,57,23,17,0,12,0,9,-8,-8,-10,14,-9,-14,-11,7,4,3,0,51,58,54,12,98,87,280,282,268,282,382,385,365,373,375,350,382,291,573,564,878,877,1212,1223]} 1. Nf3 Nf6 2. d4 g6 3. Nbd2 Bg7 4. e4 d6 5. Bd3 O-O 6. O-O Nc6 7. c3 e5 8. dxe5 $1 {8.dxe5 scores better than 8.Re1.} Nxe5 9. Nxe5 dxe5 10. Be2 {B07: Pirc Defence: Miscellaneous Systems.} b6 11. Qc2 Bb7 {[#]} 12. Bf3 $146 {The position is equal.} ({Predecessor:} 12. Re1 Nd7 13. Nf1 Nc5 14. f3 Qe7 15. Be3 Ne6 16. Rad1 Nf4 17. Bc4 h5 18. Kh1 {0-1 (51) Kravtsov,S (2325)-Shariyazdanov,A (2535) Kaliningrad 2015}) 12... Ba6 {Threatening ...Bd3.} 13. c4 Qd7 14. a4 Rfd8 15. a5 b5 16. Nb3 Qc6 17. Be3 Qxc4 ({Black should play} 17... bxc4 $11 18. Rfc1 Ne8) 18. Rfc1 $1 $14 Nd7 19. Qd1 (19. Be2 $5 {[%cal Re2c4]} Qe6 20. Qc6 $1 $11) 19... Qe6 (19... Nf8 $11 20. Bd2 Qe6) 20. Rxc7 $16 Nb6 $2 {[#] This costs Black the game.} 21. Qxd8+ $3 $18 {[%mdl 512]} Rxd8 22. Nc5 {[%mdl 64] Double Attack} Qd6 23. axb6 axb6 24. Nxa6 Bf8 25. Be2 f5 {With the idea ...f4.} 26. Bg5 Ra8 {[#]} (26... Rd7) 27. Rd1 $1 {White is clearly winning.} Qe6 (27... Rxa6 28. Rxd6) 28. Bxb5 Kh8 29. Bc4 {Weighted Error Value: White=0.11/Black=0.57} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.10"]
[Round "4.16"]
[White "Katz, Kiril"]
[Black "Stolyarsky, Yegor"]
[Result "1-0"]
[ECO "C49"]
[WhiteElo "1957"]
[BlackElo "2063"]
[Annotator "TA"]
[PlyCount "69"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,69,10,18,0,18,16,27,27,72,79,78,74,112,103,149,143,244,247,251,256,295,288,286,298,296,290,283,300,412,410,450,454,452,439,426,404,425,405,377,374,345,286,666,488,506,485,1039,1021,5161,2423,29973,29965]} 1. e4 e5 2. Nf3 Nc6 3. Nc3 Nf6 4. Bb5 Bb4 5. O-O O-O 6. d3 d6 7. Bg5 Bxc3 8. bxc3 h6 9. Bh4 a6 10. Bxc6 {is the legacy move (10.Ba4).} bxc6 {[#]} 11. Qc1 $146 {C49: Four Knights: 4 Bb5 Bb4.} ({Predecessor:} 11. Nd2 Qe7 12. Nc4 d5 13. exd5 cxd5 14. Ne3 c6 15. d4 Re8 16. c4 dxc4 17. Nxc4 exd4 18. Qxd4 c5 19. Qb2 {0-1 (48) Aravindh,C (2573)-Hou,Y (2670) Douglas 2017}) 11... Bg4 12. Qe3 Kh7 13. Rab1 {White has an edge.} Qd7 14. Bxf6 gxf6 15. Nh4 {And now f4 would win.} Rg8 16. f4 Qe6 17. c4 {h3! is the strong threat.} f5 (17... Qe8 $16 18. fxe5 Qxe5) 18. fxe5 $18 Qxe5 19. Nxf5 Bxf5 20. Rxf5 {[%mdl 64] [#] Double Attack} Qg7 {[%csl Gg8][%cal Rg7g2]} 21. Qf2 f6 22. Rf1 Raf8 23. g3 Rh8 24. Qa7 Kg6 25. Qxa6 c5 26. Qa5 h5 27. Qd2 Rh6 28. Qe2 h4 {If only Black now had time for ...hxg3....} 29. R1f4 Kf7 30. e5 dxe5 {[#]} (30... hxg3 31. Rg4 (31. Rxf6+ Rxf6 32. Rxf6+ Ke7 $18) 31... Qh8 32. Rxg3 Rg8) 31. Qxe5 Kg8 32. Qd5+ Kh8 (32... Rf7 $142 33. g4 Kh8) 33. Rh5 hxg3 34. Rfh4 gxh2+ 35. Kxh2 {Black got outplayed after the opening.  Weighted Error Value: White=0.14/Black=0.68} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.1"]
[White "Boruchovsky, Avital"]
[Black "Gorshtein, Ido"]
[Result "1-0"]
[ECO "A85"]
[WhiteElo "2541"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,79,27,0,1,0,0,1,6,0,14,13,38,40,37,32,44,22,79,79,77,55,88,50,62,11,38,38,33,19,22,18,21,15,20,18,15,0,16,16,18,12,16,22,27,3,77,20,74,64,64,14,49,36,368,364,404,381,376,362,335,337,596,568,565,559,480,479,633,607]} 1. d4 f5 2. Bf4 d6 3. e3 g6 4. Nf3 Bg7 5. c4 Nf6 6. Nc3 O-O 7. Bd3 Nc6 {A85: Dutch Defence: 2 c4 Nf6 3 Nc3.} 8. O-O Nh5 {[#]} 9. d5 $146 ({Predecessor:} 9. Bg5 h6 10. Bh4 g5 11. Ne1 Nf6 12. Bg3 e5 13. d5 Nb4 14. f3 Nxd3 15. Nxd3 {0-1 (32) Bryar,H (1890)-Hering,H (2273) ICCF email 2017}) 9... Nb4 {The position is equal.} 10. Be2 Nxf4 11. exf4 Bxc3 (11... Kh8 {is more complex.} 12. Qd2 e5 13. dxe6 Bxe6 14. a3 Na6) 12. bxc3 Na6 13. Nd4 Nc5 14. Bf3 Bd7 (14... e5 $11 15. dxe6 c6) 15. Re1 $16 Rf7 16. Rb1 Rb8 17. Re3 Qf8 18. Nb5 (18. h4 $14) 18... Bxb5 19. cxb5 a6 20. Be2 axb5 21. Bxb5 Ra8 22. a4 Qg7 23. h4 h6 24. Qd4 Kf8 25. Rb4 Qf6 26. g3 h5 27. Kg2 Kg7 28. Rc4 b6 (28... Kh7 $11) 29. Qd2 ({Better is} 29. Bc6 $16 Raf8 30. Rb4) 29... Kf8 (29... e5 $11 {keeps the balance.}) 30. Bc6 Ra5 31. Qe1 Rg7 (31... e6 $5) 32. Bb5 Ra8 $2 {[%mdl 8192] [#] A mistake that costs the game.} (32... Kg8 $14) 33. Rxc5 $1 $18 {[%mdl 512]} bxc5 (33... dxc5 34. Re6) 34. Re6 Qf7 35. Bc6 Ra6 {[#]} 36. Qe2 $1 {[%cal Re2a6]} Rxc6 (36... Ra5 {was worth a try.} 37. Qb2 Kg8 38. Qb8+ Qf8 39. Qxc7 Ra8 40. Bxa8 Qxa8) 37. dxc6 {White is clearly winning.} Qe8 38. Qa6 Kf7 39. Re1 Rg8 40. Qb7 {Weighted Error Value: White=0.14/Black=0.43} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.2"]
[White "Nabaty, Tamir"]
[Black "Kobo, Ori"]
[Result "1-0"]
[ECO "C69"]
[WhiteElo "2638"]
[BlackElo "2460"]
[Annotator "TA"]
[PlyCount "135"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,135,12,9,3,7,7,8,10,13,14,0,27,20,34,29,29,23,14,14,18,20,29,-48,-61,-64,-54,-63,-30,-27,-9,-18,-16,-49,-25,-80,-34,-39,-25,-18,-22,-27,0,0,0,-34,-31,-27,-12,-7,14,17,12,2,48,21,5,0,0,0,0,0,43,50,45,58,64,83,119,122,95,24,24,24,24,24,138,147,137,0,0,0,137,125,122,142,127,99,241,225,238,241,505,469,919,774,902,994,687,356,335,406,405,368,401,401,359,346,335,320,332,80,2939,2285,2442,2400,29984,29979,29977,1084]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. O-O f6 6. d4 Bg4 7. dxe5 Qxd1 8. Rxd1 fxe5 9. Nbd2 O-O-O 10. Re1 Re8 {C69: Ruy Lopez: Exchange Variation with 5 0-0 f6.} 11. h3 Bh5 12. a3 $5 {[%mdl 4] A promising side line.} Nf6 {The position is equal.} 13. b3 Nd7 14. Bb2 {[#]} Bd6 $146 ({Predecessor:} 14... Rg8 15. Nh4 g5 16. Nf5 g4 17. hxg4 Bxg4 18. Nc4 Bc5 19. b4 Ba7 20. Kf1 Bxf5 21. exf5 {1-0 (47) Sazonov,N (1968)-Savva,J (2053) ICCF email 2017}) 15. Nh4 Bf7 16. Nf5 Bf8 $1 17. Rad1 g6 18. Ne3 Bc5 19. Nf3 Rhf8 20. Rxd7 Kxd7 $15 21. Nxe5+ Kc8 22. Nd3 Ba7 23. Ng4 Be6 24. Nge5 g5 25. Rf1 h5 26. h4 (26. Kh2 $11 {remains equal.}) 26... g4 27. Kh2 Bg8 {Hoping for ...Bh7.} 28. Kg3 Bh7 29. Re1 Re6 30. Re2 Rfe8 31. c4 c5 32. f4 gxf3 33. gxf3 c6 34. f4 Rd6 35. Kf3 Rg8 36. f5 Bb8 37. Nf4 Rd1 38. Nxh5 Rh1 {Threatens to win with ...Rh3+.} 39. Nf4 Rxh4 40. Neg6 Bxg6 41. Nxg6 Rh3+ 42. Kg4 $1 {[%cal Rg4h3]} Rxb3 43. Kg5 $1 Kd8 44. Bf6+ ({Better is} 44. Kf6 $16 Ke8 45. Ke6) 44... Ke8 $11 45. e5 {Threatening Rd2.} Rg3+ $1 46. Kf4 Rg1 (46... Rh3 $1 $11) 47. Rh2 $1 $16 {[%cal Rh2h7][%mdl 1024] White has strong compensation.} Rf1+ 48. Kg5 Rg1+ $1 49. Kf4 {And now Rh7 would win.} Rf1+ $1 50. Ke4 {aiming for Rh7.} Re1+ 51. Kd3 Rd1+ 52. Ke3 Rd7 (52... Bc7 $16) 53. Rh6 $1 $18 {e6 is the strong threat.} Rf7 54. Ke4 Bc7 $2 (54... Bd6 55. Bg5 Bf8) 55. Bg5 Rd7 (55... Rfg7 $142 56. Bd2 Bd8) 56. e6 Rd4+ 57. Ke3 {Black must now prevent Rh7.} Be5 58. Rh7 Rxg6 59. fxg6 {[%mdl 4096] Endgame Intending g7 and mate. KRB-KRB} Rg4 60. Re7+ Kf8 61. Rf7+ $1 Ke8 62. Rf5 $1 {[%cal Rf5e5]} Bg7 63. Kf3 Rg1 {[#]} (63... Rxc4 64. Rf7 Rc3+ 65. Kg4 Be5 66. g7 Rg3+ 67. Kh5 Rxg5+ 68. Kxg5 Bxg7 69. Rxg7) 64. Kf4 $2 ({Not} 64. Rxc5 Re1 $14) (64. Rf7 $1 $18 {is more deadly.} Rxg5 (64... Be5 65. Re7+) 65. Rxg7) 64... Rf1+ $2 {[%mdl 8192]} (64... Bb2 $16) 65. Kg4 Rg1+ 66. Kh5 Rh1+ {[#]} 67. Bh4 $1 Bc3 68. e7 {Weighted Error Value: White=0.20/Black=0.16} (68. Rf7 $142 Rh3 69. g7 Bxg7 {[%mdl 64] Remove Defender} 70. Rxg7 Kf8 71. e7+ Kxg7 72. e8=Q Rxh4+ 73. Kxh4) 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.3"]
[White "Rozen, Eytan"]
[Black "Gorodetsky, David"]
[Result "1/2-1/2"]
[ECO "A20"]
[WhiteElo "2399"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "146"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,146,6,4,11,8,40,10,29,5,19,0,6,0,0,0,0,0,0,0,-9,-8,-10,0,0,-7,-7,0,0,-7,-7,-6,-5,-10,0,-29,-18,-26,-16,-19,0,-22,-14,-25,0,-35,-14,-44,-44,-44,-44,-44,-44,-44,-44,-44,-19,-44,-44,-44,-44,-44,-44,-44,-51,-58,-44,-58,-49,-54,-47,-49,-44,-44,0,-36,-31,-153,-152,-147,-153,-175,-197,-194,-186,-194,-195,-248,-117,-108,-56,-47,-61,-201,-2,-8,-8,-399,-399,-435,-412,-412,-326,-728,-605,-658,-589,-488,-429,-302,-266,-1255,-1101,-1030,-975,-2365,-2084,-1391,-140,-117,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,0,0,0,0,0]} 1. c4 e5 2. g3 c6 3. Nf3 e4 4. Nd4 d5 5. cxd5 Qxd5 6. e3 Nf6 {A20: English Opening: 1...e5.} 7. Bg2 Qe5 8. d3 exd3 9. Qxd3 Bc5 10. O-O O-O {[#]} 11. b3 $146 ({Predecessor:} 11. Nc3 Rd8 12. Qc2 Na6 13. a3 Bxd4 14. exd4 Qf5 15. Qa4 Nc7 16. Bf4 Ne6 17. Be5 {1-0 (29) Zwardon,V (2424)-Dhulipalla,B (2268) Pardubice 2018}) 11... Bxd4 12. Qxd4 Qxd4 13. exd4 Be6 14. Nc3 Rd8 15. Rd1 Nd5 16. Ne4 Bf5 17. Bb2 Bxe4 18. Bxe4 Na6 19. h4 Nac7 20. Kg2 Ne6 21. Bf5 Ndc7 22. f4 Rd6 23. Rd2 Rad8 {[%cal Re6d4]} 24. Rad1 h5 25. Be4 Nd5 26. Kf3 Nf6 27. Bf5 (27. Bc2 {with more complications.} R6d7 28. a4 Nc7 29. Re2 Ne6 30. Red2) 27... Rd5 (27... g6 {is interesting.} 28. Bc2 Rd5 29. b4 a6 30. a4 R5d6) 28. Bxe6 (28. Bd3 {is more complex.} R5d7 29. Kg2 Ng4 30. Kf3 g6 31. Bc4) 28... fxe6 29. Re1 Kf7 30. Rde2 Re8 31. Re5 g6 32. a4 Rd7 33. R1e2 Ng4 34. R5e4 Nh6 35. Re1 Nf5 36. Kf2 Rd6 37. R1e2 Red8 38. Re5 Nh6 {aiming for ...Ng4+.} 39. Kf3 Ng4 40. R5e4 Nf6 41. Re5 Ng4 42. R5e4 c5 43. Rc2 (43. dxc5 $15 Rd3+ 44. Kg2) 43... Rb6 $36 {[%mdl 2048] Black is on the roll.} ({Reject} 43... cxd4 $6 44. Rc7+ Kg8 45. Ke2 $15) 44. Rc3 c4 ({Don't play} 44... cxd4 $6 45. Rd3 $11) (44... Rxd4 $6 45. Rxd4 cxd4 46. Rc7+ Ke8 47. Bxd4 $11) 45. Re2 Rxb3 46. Rxb3 cxb3 $19 {[%mdl 4096] Endgame KRB-KRN} 47. Rd2 b5 48. a5 (48. axb5 {was necessary.} Rb8 49. Rd3) 48... Rd5 (48... Rc8 $19 49. Rd3 Nh2+ 50. Ke3 Nf1+ 51. Kf2 Rc2+ {[%mdl 64] Double Attack} 52. Kxf1 Rxb2) 49. Rd3 $17 e5 (49... b4 $17 50. Rxb3 Rb5) 50. Rxb3 $15 {[%cal Rf4e5]} exd4 {Strongly threatening ...d3.} 51. Rd3 (51. Ke4 $1 $15 Nf6+ 52. Kd3) 51... Nh6 $2 (51... Ke6 $19 52. a6 Rd6 53. Bxd4 b4) 52. Ke4 $11 Ke6 53. Bxd4 $2 {[%mdl 8192]} (53. Rxd4 $11 Rc5 54. Rd8) 53... Nf5 $1 $19 54. Bxa7 Nd6+ 55. Ke3 Nc4+ {[%mdl 64] Double Attack} 56. Ke4 $2 (56. Ke2 Rxd3 57. Kxd3 Nxa5 58. Bb6) 56... Rxd3 $1 57. Kxd3 {Black must now prevent a6.} Nxa5 {KB-KN} 58. Ke4 Nc6 59. Be3 b4 {[%cal Bb5b4,Bb4b3][%mdl 32]} 60. Bd2 $2 {[#]} (60. Bc1) 60... b3 $1 61. Bc3 Ne7 62. Ba1 Nf5 63. Kf3 Nh6 $2 (63... Nd6 $19 {...Kf5 is the strong threat.} 64. g4 Nc4 65. f5+ gxf5 66. gxh5 b2 67. Bxb2 Nxb2) 64. Ke4 $17 {[#]} Ng4 ({Better is} 64... Kf7 $1 $17 65. Bc3 Ke6 66. f5+ gxf5+ 67. Kf4 Ng4) 65. f5+ $1 $11 {The position is equal.} gxf5+ 66. Kf4 $1 Nf2 67. Kg5 Ne4+ 68. Kxh5 Nxg3+ (68... Kd5 $5 69. Kg6 $8 Nxg3 $11) 69. Kg5 Ne4+ 70. Kf4 Nf6 71. Kg5 Nh7+ 72. Kf4 Nf8 73. h5 Nh7 {Black had all chances to win.  Weighted Error Value: White=0.47/Black=0.13} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.4"]
[White "Mikhalevski, Victor"]
[Black "Kraus, Ohad"]
[Result "1-0"]
[ECO "E97"]
[WhiteElo "2552"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "57"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,57,26,47,14,43,35,42,39,31,27,48,43,56,56,138,139,246,239,241,258,235,249,242,239,244,214,472,462,458,416,949,930,906,891,1113,1097,2026,1283]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 e5 7. O-O Nc6 8. d5 Ne7 9. b4 a5 10. bxa5 $1 {[%mdl 4] is recently more successful than 10.Ba3.} Rxa5 11. a4 b6 12. Bd2 $5 {[%mdl 4] A promising side line. E97: King's Indian: Classical Main Line (6...e5 7 0-0 Nc6): 8 Be3 and 8 d5 Ne7, not 9 Ne1.} Ra8 13. Ne1 Nd7 {[#]} 14. Nd3 $146 {White is slightly better.} ({Predecessor:} 14. Nb5 Nc5 15. f3 f5 16. Qc2 f4 17. Nd3 Nb7 18. Ra2 Na5 19. Bxa5 Rxa5 20. Nc1 {½-½ (37) Anandajeyarajah,S (1707)-Hall,D (2069) Swansea 2006}) 14... f5 15. f3 Nf6 16. Nf2 Re8 17. Nb5 Bf8 (17... Rf8 $14) 18. a5 $16 c6 {[#]} (18... Ba6 $16 {keeps fighting.} 19. axb6 cxb6) 19. dxc6 $1 $18 Nxc6 {[%cal Rb6a5] [#]} 20. Bg5 $1 Kg7 21. exf5 gxf5 22. Bxf6+ Kxf6 23. Qd5 Bd7 (23... Qd7 {was worth a try.}) 24. Qg8 {Ne4+! would kill now.} Bg7 25. Qxh7 {aiming for Ng4+!} Re6 {[#]} (25... Nd4 $142) 26. Ne4+ $1 {[%mdl 576] Double Attack. White is clearly winning.} Kf7 27. Nbxd6+ Kf8 28. Nxf5 Bf6 29. Ng5 {[%csl Gg5][%cal Rh7f7][%mdl 64] Back Rank. Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.02/Black=0.60} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.5"]
[White "Rechlis, Gad"]
[Black "Birnboim, Nathan"]
[Result "0-1"]
[ECO "A07"]
[WhiteElo "2513"]
[BlackElo "2381"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,-1,7,0,-3,2,0,10,22,13,16,11,44,47,54,38,55,40,73,12,16,-7,-23,-92,-94,-99,-96,-108,-110,-333,-327,-331,-328,-327,-323,-306,-287,-322,-319,-314,-321,-319,-318,-388,-309,-300,-277,-371,-366,-376,-356,-401,-394,-403,-402,-456,-456,-669,-668,-725,-723,-756,-716,-1048,-1035,-958,-495,-987,-953,-1121,-1121,-2164,-2119,-2032,-1861,-2264,-2042]} 1. Nf3 Nf6 2. g3 d5 3. Bg2 e6 4. O-O Be7 5. d3 b6 6. e4 {A07: Réti Opening: New York and Capablanca Systems.} dxe4 7. dxe4 {next Qxd8+ is good for White.} Qxd1 8. Rxd1 {White wants to play e5.The position is equal.} Bb7 {[#]} 9. Nc3 $146 {[%cal Bb1c3,Bc3b5,Bb5d4][%mdl 32]} ({Predecessor:} 9. e5 Nfd7 10. Nc3 a6 11. Bf4 h6 12. h4 Nf8 13. h5 Nbd7 14. Nd4 O-O-O 15. g4 {0-1 (43) Seeman,T (2386)-Nakamura,H (2749) Caleta 2019}) 9... Nxe4 10. Ne5 Nc5 11. Nb5 {[%mdl 1024] White has compensation.} Nba6 12. Nc6 Bf6 13. c3 e5 {[#]} 14. b4 (14. Bd5 $1 $16) 14... e4 $11 15. Nbd4 Na4 16. Re1 (16. Bd2 $1 $11 {remains equal.}) 16... Nxc3 $17 {aiming for ...Nxb4!} 17. Bd2 {[#]} O-O $1 18. a3 {[#]} (18. Bxc3 Bxc6) 18... Nb5 $1 {[%cal Rb5d4][%mdl 576] Pin} 19. Bxe4 $2 {White does not recover from this.} (19. Ne7+ $17 {was called for.} Bxe7 20. Nxb5) 19... Nxd4 $19 20. Ne7+ Bxe7 21. Bxb7 Bf6 22. Rac1 {[#] If only White now had time for Re3....} Rad8 $1 23. Bxa6 (23. Be3 Nb8) 23... Nf3+ {[%mdl 64] Double Attack} 24. Kg2 Nxe1+ ({Less strong is} 24... Rxd2 25. Kxf3 Ra2 26. Kg2 $17) 25. Bxe1 Rfe8 26. Kf1 Re7 27. a4 Bd4 28. b5 Bc5 29. Bb7 Rd4 30. a5 Bb4 31. Bxb4 Rxb4 {[%mdl 4096] Endgame KRR-KRB} 32. Rd1 {White wants to mate with Rd8+.} g6 {Black is clearly winning.} 33. a6 (33. axb6 $142 axb6 34. Bc6) 33... Rxb5 34. Rd8+ Kg7 35. Ra8 Ra5 36. Rxa7 c5 37. Ra8 Ra1+ 38. Kg2 Rc7 39. Rd8 c4 40. Rd2 c3 41. Rc2 b5 {[%cal Bb6b5,Bb5b4][%mdl 32]} 42. Kf3 b4 {Weighted Error Value: White=0.49/Black=0.08} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.6"]
[White "Parkhov, Yair"]
[Black "Gruenfeld, Yehuda"]
[Result "1-0"]
[ECO "B60"]
[WhiteElo "2407"]
[BlackElo "2412"]
[Annotator "TA"]
[PlyCount "273"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,273,48,50,8,22,9,17,-35,0,0,73,73,59,-6,0,-43,-47,-94,-97,-125,-125,-319,-316,-322,-315,-320,-299,-323,-98,-114,-107,-110,-100,-100,0,0,0,0,0,0,85,85,85,85,85,85,85,85,85,85,271,0,86,79,78,78,79,64,77,0,79,32,69,8,12,8,12,0,9,0,0,0,111,111,131,131,221,214,540,489,489,443,436,436,436,0,0,0,429,419,5420,5420,5420,4987,5420,5420,5420,5420,5420,5420,5420,5413,5120,5390,5479,5460,5337,5312,4886,5220,5224,5214,6504,5712,5622,5333,5271,5246,5250,5250,5242,5242,4408,781,12805,12812,12799,12806,12808,12802,12799,12799,12804,12799,12804,12799,12796,12762,12659,8530,7330,7230,12814,12798,12798,12483,10254,5640,5539,5220,5221,5221,5221,5220,12466,12458,6620,279,5220,5220,5220,5220,5133,4987,4760,4789,3956,412,5118,4539,4181,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2497,1881,1614,0,0,0,604,588,12817,6926,29980,29981,29981,29982]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 Nc6 {[%cal Bb8c6,Bc6e5,Be5c4][%mdl 32]} 7. Qd2 Qb6 8. Nb3 e6 9. Bf4 {B60: Sicilian: Richter-Rauzer: Unusual Black 6th moves and 6...Bd7 without 7 Qd2.} Qc7 10. O-O-O {[%cal Rf4d6]} Ne5 $1 {[#]} 11. g4 $146 (11. Bg5 $11) ({Predecessor:} 11. Bg5 Be7 12. Bxf6 Bxf6 13. Qxd6 Qxd6 14. Rxd6 Ke7 15. Rb6 Ng4 16. f4 Bxc3 17. bxc3 Nf2 18. Rg1 Nxe4 {0-1 (51) Yankovsky,R (2436)-Gareyev,T (2621) Las Vegas 2014}) 11... h6 12. Bg3 Be7 (12... b5 $11) 13. f4 $1 $16 {[%cal Rf4e5]} Nc4 14. Qe2 (14. Qd4 $14 b5 15. Bxc4 bxc4 16. Nd2) 14... b5 $11 15. Bg2 Bb7 16. Rhe1 Rc8 $1 17. Rd3 b4 18. Nd5 $2 exd5 $19 19. exd5 {[#]} O-O $1 20. g5 (20. Qxe7 Nxb2) 20... hxg5 21. fxg5 Nxd5 22. Bxd5 $17 Bxg5+ 23. Kb1 Bxd5 $1 24. Rxd5 Bf6 (24... Bh6 $17 25. Qd3 Rfe8 26. Rxe8+ Rxe8) 25. Rc5 $1 $11 {[%cal Rc5c7]} Qxc5 26. Nxc5 Rxc5 27. Rf1 Bxb2 (27... Rfc8 $11) 28. Rf4 $1 $16 {[%cal Rf4c4]} Rfc8 {[#]} 29. Rxc4 $1 {[%mdl 64] Remove Defender} Rxc4 30. Kxb2 a5 31. Bxd6 a4 32. Kb1 f6 $2 (32... Rxc2 $16 33. Qxc2 Rxc2 34. Kxc2 b3+ 35. axb3 axb3+ 36. Kxb3 Kh7) 33. a3 $2 ({Better is} 33. Qe6+ $18 Kh8 34. Qh3+ Kg8 35. Qd7) 33... bxa3 (33... Rxc2 $11 34. Qxc2 Rxc2 35. Kxc2 b3+ 36. Kd2 g5) 34. Bxa3 Rxc2 35. Qe6+ ({Much weaker is} 35. Qxc2 Rxc2 36. Kxc2 Kf7 $11) 35... Kh8 36. Qh3+ Kg8 37. Qe6+ Kh8 38. h4 R2c6 39. Qg4 ({White should play} 39. Qf5 $1 $14) 39... Rc4 40. Qh5+ Kg8 41. Qd5+ Kh8 42. h5 Rb8+ 43. Ka1 Rh4 (43... Rc3 $1 $11 {remains equal.} 44. Bd6 Re8) 44. Bc1 Rc8 45. Bd2 Rh2 (45... Rcc4 $16) 46. h6 $1 $18 gxh6 $2 {[#]} (46... Rg8 {is tougher.} 47. Bf4 Rf2) 47. Qf5 $1 Rf8 {[#]} 48. Qg6 $1 Rxd2 49. Qxh6+ {[%mdl 4160] Endgame Double Attack. KQ-KRR} Kg8 50. Qg6+ Kh8 51. Qh6+ {[%mdl 64] Double Attack} Kg8 52. Qxd2 {KQ-KR} Kg7 (52... f5 $142 53. Qf4 Kg7) 53. Qd7+ Rf7 54. Qxa4 Re7 55. Qg4+ Kf7 56. Kb2 Re5 57. Kc3 Rc5+ 58. Kd3 Re5 59. Kd4 Rg5 60. Qd7+ Kg6 61. Qe8+ Kg7 62. Qe7+ Kg6 63. Qf8 Re5 64. Qh8 Kf7 65. Qh7+ Ke6 66. Qg8+ Ke7 67. Qg7+ Ke6 68. Qf8 Kf5 69. Qg8 Re4+ 70. Kd5 Re1 71. Kd6 Re5 72. Qh7+ Kg5 73. Qg7+ Kf5 74. Qg8 Re1 75. Qf7 Kg5 76. Qg7+ Kf5 77. Qh6 Re6+ 78. Kd7 Re5 79. Qh5+ Kf4 80. Qg6 f5 81. Kd6 Re4 82. Qg2 Re8 83. Qg7 Re1 84. Kd5 Re3 85. Qh6+ Kf3 86. Kd4 $2 (86. Qh5+ Kf4 87. Qh6+ Kf3 88. Qh3+ Kf4 89. Qf1+ Kg5 90. Qg1+ Kf4 91. Qf2+ Rf3 92. Qd4+ Kg3 93. Qg1+ Kf4 94. Kd4) 86... Re4+ $2 (86... f4 87. Qh3+ Kf2 88. Qh4+ Kf3) 87. Kd3 Kg4 88. Qg6+ Kf4 89. Qh5 Ke5 90. Qh6 Rd4+ 91. Ke3 {Intending Qg7+ and mate.} f4+ (91... Re4+ $142 92. Kf3 Rg4) 92. Ke2 Re4+ 93. Kf2 $2 (93. Kd3 $1 $18 Rd4+ 94. Kc3) 93... Re3 $11 94. Qg5+ Ke4 95. Qh5 (95. Qh4 {looks sharper.} Rg3 96. Qh7+ Ke5 97. Qe7+ Kf5 98. Qf7+) 95... Rg3 $1 96. Qe8+ Kf5 $1 97. Qe7 Re3 98. Qd6 (98. Qg7 {keeps more tension.} Rg3 99. Qf7+ Ke5 100. Qe7+ Kf5 101. Qf7+) 98... Rg3 99. Qd5+ Kg4 100. Qe4 Kg5 $1 101. Qe6 Re3 102. Qd7 {Threatens to win with Qb5+.} (102. Qa2 {is interesting.} Kf5 103. Qg8 Rg3 104. Qd5+) 102... Rg3 103. Ke2 Re3+ 104. Kd2 Rg3 105. Qd5+ Kg4 106. Qe6+ Kg5 107. Qe5+ (107. Qe1 {seems wilder.} Kf5 108. Kd1 Rd3+ 109. Kc1 Rg3 110. Kb2) 107... Kg4 108. Qf6 {Black must now prevent Qg6+.} Re3 109. Qg6+ Kf3 110. Qf5 {And now Qh3+ would win.} Kg3 111. Qg5+ Kf3 112. Qg6 {Strongly threatening Qg5.} Ra3 $1 113. Qh5+ Kg3 114. Qg5+ Kf3 115. Qh4 Re3 $1 116. Qh3+ Ke4 $1 117. Qg4 (117. Qf1 {is more complex.} Ke5 118. Qb5+ Ke4 119. Qb7+ Ke5 120. Qe7+) 117... Ke5 118. Qg6 {Hoping for Qh7.} Rg3 119. Qh5+ (119. Qb1 {looks sharper.} Re3 120. Qb7 Kf5 121. Qd5+ Re5 122. Qc4) 119... Ke4 120. Ke2 Re3+ 121. Kf1 {aiming for Qg6+.} Rf3+ 122. Kg2 {White wants to mate with Qe8+.} Rg3+ 123. Kf2 Re3 $1 124. Qg6+ (124. Qd1 {with more complications.} Rg3 125. Qa4+ Kf5 126. Qc6 Ke5 127. Ke2) 124... Ke5 125. Qg5+ (125. Qb1 {feels hotter.} Rg3 126. Qb5+ Ke4 127. Qb4+ Ke5 128. Qe7+) 125... Ke4 126. Qf6 {Qe6+ is the strong threat.} Rf3+ 127. Kg2 {Threatening mate with Qe6+.} (127. Ke1 {is more complex.} Re3+ 128. Kf1 Rf3+ 129. Kg2 Rg3+ 130. Kh1) 127... Rg3+ 128. Kh2 Re3 (128... Kf3 {is interesting.} 129. Qd4 Kg4 130. Qd7+ Kf3 131. Qd3+ Kg4) 129. Qe6+ (129. Qa1 {seems wilder.} Kf5 130. Qb1+ Kf6 131. Qb6+ Kf5 132. Qb1+) 129... Kf3 $1 130. Qg6 {[%csl Gh2][%cal Rg6g2]} (130. Qh3+ {keeps more tension.} Ke4 131. Qh7+ Ke5 132. Qe7+ Kf5 133. Qf7+) 130... Re5 $2 {[%mdl 8192]} (130... Re4 $11 131. Kh3 Re2 132. Qd3+ Re3 133. Qd5+ Ke2+ 134. Kg4 f3) 131. Kh3 $1 $18 Re2 132. Qh5+ $2 (132. Qb1 $1 $18 {[%cal Rb1h1]} Re1 133. Qb7+ Re4 134. Qc6) 132... Ke3 $11 133. Kg4 Rg2+ $2 {[%mdl 8192] [#]} (133... Rf2 $11 134. Qc5+ Ke2) 134. Kf5 $1 $18 Rf2 {[#]} 135. Qd1 $1 f3 136. Qg1 Ke2 137. Ke4 {What a fight!  Weighted Error Value: White=0.40/Black=0.43} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.7"]
[White "Sokolovsky, Yahli"]
[Black "Smirin, Ilia"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2472"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "47"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,47,34,27,40,26,53,56,52,0,64,65,40,47,56,37,64,64,88,77,291,285,283,272,499,486,805,798,750,720]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nd7 {9...Nb8 is becoming the main line.} 10. d4 Nb6 11. Be3 exd4 {C92: Closed Ruy Lopez: 9...Be6, Karpov and Flohr-Zaitsev Variations.} 12. cxd4 Na5 13. Bc2 c5 {White is slightly better.} 14. e5 {[#]} (14. b3 $14) 14... Nbc4 $146 (14... dxe5 $11 15. dxc5 Nbc4) ({Predecessor:} 14... dxe5 15. Nxe5 Nbc4 16. Qh5 g6 17. Nxg6 fxg6 18. Bxg6 hxg6 19. Qxg6+ Kh8 20. Qh6+ {½-½ (20) Monmtella-Cusini corr 1993}) 15. Qd3 $14 {[%csl Gc2][%cal Rd3h7] [#]} g6 16. Bh6 $36 {[%mdl 2048] White has good play.} Nxb2 17. Qe2 {Strongly threatening exd6.} Nbc4 18. Nc3 {exd6 is the strong threat.} dxe5 19. dxe5 Re8 $2 {A mistake that costs the game.} (19... Be6 $16) 20. Rad1 $18 Qc7 21. Nd5 Qa7 (21... Qd8 22. Be4 Rb8) 22. Ng5 {Threatens to win with Qf3.White is clearly winning.} Be6 (22... Bb7 $142 23. Nxf7 Bxd5 24. Rxd5 Bf8) 23. Nxe6 fxe6 {[#]} 24. Qg4 $1 {Weighted Error Value: White=0.06/Black=0.68} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.8"]
[White "Postny, Evgeny"]
[Black "Ben Ari, Yannay"]
[Result "1/2-1/2"]
[ECO "A57"]
[WhiteElo "2605"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,95,67,87,76,41,80,45,70,72,105,105,100,107,111,109,113,81,88,90,89,95,77,45,70,65,106,87,91,81,147,152,144,118,125,122,297,137,147,151,211,200,231,183,156,164,165,113,127,117,122,129,153,69,69,69,75,0,0,0,66,66,66,59,59,63,66,66,66,0,4,2,3,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 c5 3. d5 b5 4. Qc2 g6 5. e4 d6 6. cxb5 Bg7 7. Nf3 O-O 8. a4 a6 9. Nc3 e6 10. dxe6 Bxe6 {A57: Benko/Volga Gambit.} 11. Bg5 h6 {[#]} 12. Bxf6 $146 ({Predecessor:} 12. Bh4 Qa5 13. Nd2 axb5 14. Bxb5 Na6 15. O-O Nb4 16. Qd1 Bg4 17. f3 Be6 18. Nc4 Bxc4 19. Bxc4 {1-0 (57) Walkusz,M (1939)-Thompson,P (1900) Lichess.org INT 2020}) 12... Bxf6 {White is slightly better.} 13. Rd1 Qc7 14. Be2 axb5 15. axb5 Nd7 16. O-O Kg7 17. Qd2 Be7 18. Nd5 Bxd5 19. Qxd5 Nb6 20. Qd2 (20. Qd3 {feels hotter.} Ra4 21. b3 Rb4 22. Rfe1 Ra8 23. Rc1) 20... Ra4 21. Qc2 Rfa8 {[#]} 22. Nd4 $1 {[%mdl 512]} Bf6 23. Nc6 Ra2 ({Better is} 23... Re8) 24. Rb1 $16 R2a4 25. Rfe1 Nc8 26. Bc4 Qb7 $2 (26... Ne7 $16 {was called for.} 27. Bb3 Nxc6 28. Bxa4 Nd4) 27. e5 (27. f4 $18 {is more deadly.}) 27... dxe5 28. Nxe5 Bxe5 (28... Nd6 $16) 29. Rxe5 $18 Ra1 30. Bd5 Rxb1+ 31. Qxb1 Qc7 32. Re1 ({White should play} 32. Re8 $18 Ra7 33. b3) 32... Ra4 $16 33. Qc2 Rd4 34. Qc3 Nb6 35. Bc6 (35. Bb3 $16) 35... Na4 $14 36. Qc1 {Threatens to win with b3.} Qa5 37. Re2 (37. Rf1 $16) 37... Qd8 $11 {[#] ...Rd1+ is the strong threat.} 38. Re1 ({White should try} 38. Qe3 $11) 38... Qa5 $1 $14 39. Rf1 Qb4 40. Qe3 Qxb2 41. Qe5+ Kg8 42. g3 $1 {aiming for Re1.} Rd2 43. Qf4 (43. Qc7 $14) 43... Qd4 $11 {The position is equal.} 44. Qb8+ Qd8 $1 {[%cal Rd8b8]} 45. Qa7 Nb6 46. Re1 Qd4 47. Rf1 Qd8 48. Re1 {Black defended with fortune.  Weighted Error Value: White=0.18/Black=0.13} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.9"]
[White "Steinberg, Nitzan"]
[Black "Tzidkiya, Yeshaayahu"]
[Result "0-1"]
[ECO "B31"]
[WhiteElo "2553"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "154"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,154,5,21,12,52,54,77,81,79,71,79,68,101,91,76,75,85,82,72,66,117,111,87,62,50,37,34,8,58,47,54,13,40,0,6,6,8,-209,-225,-187,-227,-222,-212,-213,-222,-218,-211,-218,-219,-206,-196,-181,-157,-164,-159,-187,-187,-179,-176,-161,-115,-110,-89,-98,-100,-156,-144,-161,-153,-156,-133,-156,-8,-8,-8,-8,-8,-8,-8,-8,-8,-10,0,-20,0,0,8,8,8,8,8,8,8,8,29,12,13,12,27,35,55,8,8,8,8,-81,-75,-204,-204,-204,-193,-179,-179,-237,-202,-341,-339,-409,-407,-29974,-29975,-29974,-29976,-29976,-29977,-29977,-29977,-29977,-29978,-29978,-29979,-29979,-29980,-29980,-29981,-29981,-29982]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 Nf6 6. c3 O-O 7. h3 a6 8. Bxc6 dxc6 9. d4 cxd4 10. cxd4 c5 11. d5 {B31: Sicilian: 2...Nc6 3 Bb5 g6.} e6 {[%cal Re6d5]} 12. Bg5 h6 (12... exd5 $2 13. e5 $18) 13. Bxf6 {White is better.} Qxf6 14. e5 Qd8 15. d6 {[#]} f5 $146 ({Predecessor:} 15... b6 16. Nc3 Bb7 17. Re3 Rc8 18. Qe2 Qd7 19. Rd1 b5 20. b3 Bc6 21. h4 a5 {1-0 (47) Balogh,C (2578)-Tisaj,D (2274) Gostovanja 2020}) 16. exf6 Rxf6 17. Nc3 Rf5 18. Qd3 Bd7 19. Rad1 Qf6 (19... g5 $14) 20. Ne4 $16 Qf7 21. Ng3 Rd5 22. Qe3 Rc8 {[%cal Ba8c8,Bc8c6,Bc6d6,Bd6d1][%mdl 32]} 23. b3 b5 24. Ne4 c4 25. b4 Rc6 26. Qa7 (26. Nd4 $5 {[%cal Rd4c6]} Rc8 27. Ne2 $14) 26... Rxd1 27. Rxd1 {aiming for Nc5.} c3 28. Nc5 $2 {[#]} (28. Ne1 $11 {and White stays safe.} c2 29. Rc1) 28... c2 $1 $19 29. Rc1 Rxd6 30. Qb8+ Qf8 31. Qxf8+ Bxf8 32. Rxc2 Rd1+ 33. Kh2 Bd6+ 34. g3 Bc6 35. Ng1 Bd5 36. Nxa6 Ra1 37. Rd2 Kf7 ({Resist} 37... Rxa2 38. Rxa2 Bxa2 39. Ne2 $17) 38. f3 Ke7 ({Don't play} 38... Rxa2 39. Rxa2 Bxa2 40. Ne2 $17) 39. Kg2 Kd7 40. Ne2 Rxa2 41. Rxa2 Bxa2 $17 {[%mdl 4096] Endgame KBB-KNN} 42. Nc3 ({White should play} 42. Nd4) 42... Bc4 43. Ne4 Be7 44. Kf2 {[#]} Kc6 $1 45. Nac5 Ba2 (45... Kd5 $17 {White must now prevent ...Kd4.} 46. Ke3 g5 47. Nc3+ Kc6) 46. Ke3 $1 $11 Bb1 47. Nxe6 Bxb4 48. g4 Ba2 49. Nd4+ Kb6 50. f4 Bf7 51. Nf6 Be7 52. Nd7+ Kc7 53. Ne5 Be8 54. Ne6+ Kb6 55. Ng7 Bc6 56. Nxg6 Bc5+ 57. Kd2 Bb4+ 58. Kd3 Be1 59. Nf5 {Strongly threatening Ne5.} b4 {Threatens to win with ...b3.} 60. Nd4 ({Wrong is} 60. Nxh6 $2 b3 $19) (60. Ne5 {seems wilder.} Ba4 61. Nd6 Bg3 62. Ke3 Bc2 63. Nf5) 60... Bd5 61. Ne7 Ba2 62. f5 (62. Nf3 $11 Bg3 63. f5) 62... b3 $17 {Black continues to play with concentration.} 63. Nd5+ {[#]} (63. Nxb3 $17 {is the only way for White.} Bxb3 64. Ng6) 63... Kb7 $1 $19 {And now ...b2 would win.} 64. Nxb3 Bxb3 65. Ke4 Kc6 66. Nf6 (66. Nf4 $142) 66... Kd6 67. Nh5 (67. Kd4 {was worth a try.}) 67... Bd5+ 68. Ke3 Ke5 69. Nf4 {[#]} (69. Ng7 $19 Bh4 70. Ne6) 69... Bd2+ $1 {[%mdl 576] Deflection. Black mates.} 70. Kxd2 Kxf4 {KB-K3P} 71. Kd3 Kg3 72. Kd4 Ba2 73. Ke5 Kxh3 74. Kf4 Kh4 75. f6 Bf7 76. Kf5 Be8 77. Kf4 Bg6 {Weighted Error Value: White=0.15/Black=0.14} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.10"]
[White "Dvoirys, Semen I."]
[Black "Haimovich, Tal"]
[Result "1/2-1/2"]
[ECO "C02"]
[WhiteElo "2483"]
[BlackElo "2375"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 19,107,0,0,0,0,0,12,0,0,-12,103,-15,-20,-29,-29,-29,-31,-30,-30,-29,-22,-22,-22,-23,-22,-23,-22,-23,-23,-23,-22,-38,0,-25,-7,-2,-6,-21,-21,-110,0,0,0,0,0,0,0,0,0,0,0,-45,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 Qb6 10. O-O Rc8 11. Rb1 {C02: French: Advance Variation.} Na5 12. Bd2 Bb5 {[#] Strongly threatening ...Bxe2.} 13. Bxb5+ $146 ({Predecessor:} 13. Bxa5 Qxa5 14. Bxb5+ Qxb5 15. Ne3 Nxe3 16. fxe3 Be7 17. Ne1 O-O 18. Nd3 Qc4 19. a3 Qc2 20. Rc1 Qxd1 {½-½ (20) Stam,H (2016)-Van Mechelen,J (2243) Gent 2015}) 13... Qxb5 14. Na3 Qb6 (14... Qa6 $11) 15. Bxa5 (15. g4 $16 Nh6 16. h3) 15... Qxa5 $11 16. Rc1 Rxc1 17. Qxc1 Bxa3 18. bxa3 O-O 19. Qb2 Qc7 20. Rc1 Qd7 21. Qb4 Ne7 22. h4 Rc8 23. Rxc8+ Nxc8 24. h5 h6 25. Nd2 Qc7 26. Nb3 b6 27. Qb5 Kf8 28. a4 a5 29. g3 {[#]} (29. Nd2 $11) 29... Ne7 (29... Ke7 $1 $17) 30. Kg2 Nc6 31. Qd3 Kg8 32. a3 Ne7 33. Nd2 Qc6 34. Qb5 Kf8 35. Kf1 Ke8 36. Ke2 {The position is equal.} Kd7 37. Kd3 Kc7 38. Qxc6+ Kxc6 {[%mdl 4096] Endgame KN-KN} 39. Nb1 g6 40. hxg6 fxg6 41. Nc3 h5 42. Nb5 Nf5 43. Ke2 g5 44. Kf3 Nh6 45. Nd6 Kd7 46. Kg2 (46. Ke3 {is interesting.} Ng4+ 47. Kf3 Nh6) 46... Ke7 47. f3 Kf8 48. Kh3 Kg7 49. g4 hxg4+ 50. fxg4 Kf8 51. Kg3 Ng8 52. Nc8 Ke8 53. Nd6+ ({Not} 53. Nxb6 $2 Kd8 $19) 53... Kf8 54. Nc8 {Weighted Error Value: White=0.12/Black=0.10} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.11"]
[White "Kupervaser, Erez"]
[Black "Solomon, Asif"]
[Result "0-1"]
[ECO "C29"]
[WhiteElo "2371"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "160"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,160,-27,-17,-9,-11,-18,-8,0,5,5,23,5,9,0,11,0,0,-19,0,11,61,69,63,0,65,10,11,21,18,7,22,42,28,0,16,-7,-7,0,0,0,0,-55,-4,-181,-173,-216,-203,-201,-190,-175,-16,-25,-8,-9,-8,-8,-9,-8,-8,-28,-20,-77,-24,-61,-50,-60,-8,-42,0,-54,0,-51,-45,-50,-46,-103,-119,-102,-65,-65,-65,-65,-65,-65,-65,-65,-65,-65,-65,-69,-68,-72,-72,-75,-75,-75,-75,-75,-65,-65,-65,-65,-65,-75,-75,-75,-75,-75,-75,-75,-75,-75,-75,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-76,-77,-77,-77,-77,-77,-77,-77,-77,-77,-77,-29986,-29987,-29989,-29989,-29989,-29990,-29991,-29992]} 1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. fxe5 Nxe4 5. Qf3 Nc6 6. Bb5 {C29: Vienna Game: 2...Nf6 3 f4.} Nxc3 7. dxc3 {The main line 7.dxc3 scores better than 7.bxc3.} Qh4+ 8. g3 {The position is equal.} Qe4+ 9. Qxe4 dxe4 10. Bxc6+ bxc6 11. Be3 {[#]} a5 $146 ({Predecessor:} 11... Be7 12. Ne2 h5 13. Nd4 Bc5 14. Bg5 Bxd4 15. cxd4 Bg4 16. Kf2 f6 17. exf6 gxf6 {1-0 (55) Ibarra Jerez,J (2540)-Merario Alarcon,A (2394) Marbella 2019}) 12. a4 h5 13. h3 c5 14. Ne2 Be7 15. c4 Ra6 16. Nc3 (16. O-O-O $14) 16... Re6 (16... Rg6 $11) 17. Nd5 (17. Nb5 $14) 17... Bd8 $1 $11 18. O-O-O c6 19. Nc3 Rxe5 20. Rd6 O-O 21. Rxc6 (21. Rhd1 {is more complex.} Ree8 22. Rxc6 Bxh3 23. b3 Bg4 24. Rf1) 21... Bb7 {[%cal Rb7c6]} 22. Rxc5 (22. Rd6 {feels hotter.} Rf5 23. Rhd1 Bg5 24. Bxg5 Rxg5 25. Rb6) 22... Rxc5 23. Bxc5 Bg5+ 24. Kb1 Rc8 25. Bd4 (25. Bb6 $11) 25... Bd2 ({Black should try} 25... Rxc4 $15 26. Rd1 h4 27. gxh4 Bxh4) 26. Ne2 $2 (26. Rh2 $11 {and White has nothing to worry.} Be1 27. Re2 Rxc4 28. Bxg7) 26... Rxc4 $19 27. Rf1 e3 ({Much less strong is} 27... Rxa4 28. Bc3 $17) 28. Rf4 {Threatening Bxe3!} Ba6 ({Less strong is} 28... Rxa4 29. Bxe3 Rxf4 30. Bxf4 $15) 29. Re4 {[#]} Kh7 $2 ({Better is} 29... f6 $1 $19 30. Re7 Kf8) 30. Re5 Rxa4 (30... f6 {seems wilder.} 31. Re7 Rxa4 32. b3 Rb4 33. Bxe3 Bxe3 34. Rxe3 Bc8) 31. Bxe3 Bxe3 32. Rxe3 $11 {[%mdl 4096] Endgame KRB-KRN} h4 33. b3 Rb4 34. gxh4 Rxh4 35. Nc3 (35. Ng1 $11 {keeps the balance.}) 35... f6 (35... g5 $17) 36. Ne4 Bc8 37. Nf2 Rf4 (37... a4 $15) 38. Nd3 Rh4 39. Nf2 $1 Rf4 40. Nd3 Rf1+ 41. Kb2 g5 42. b4 (42. c4 $15) 42... axb4 $17 43. Nxb4 Rh1 44. Nd5 Kg7 45. Rf3 $1 Bb7 46. Rxf6 Bxd5 $15 {KRB-KR} 47. Rf5 Be4 48. Rxg5+ Kf6 49. Rc5 Rxh3 50. c3 Ke6 51. Rc4 Ke5 52. Rd4 Rh1 53. Kb3 Rc1 54. Kb4 Rb1+ 55. Kc5 Rb8 56. Kc4 Kf4 57. Kc5 Ke3 58. Kc4 Rb7 59. Rd8 Rc7+ 60. Kb4 Bd3 61. Rd4 Rb7+ 62. Kc5 Rb5+ 63. Kd6 Rb3 64. Rh4 Rxc3 65. Rh3+ Kd4 66. Rh1 Ra3 67. Rd1 Ra6+ 68. Ke7 Ke4 69. Re1+ Kd5 70. Rd1 Re6+ 71. Kd7 Re3 72. Rd2 Kc5 73. Rd1 Bb5+ 74. Kc7 Re7+ 75. Kd8 Rh7 76. Rc1+ Kb6 77. Rb1 $2 {[%mdl 8192] [#]} (77. Rd1 $17) 77... Rd7+ $1 {Black mates.} 78. Kc8 Rd5 79. Rb2 Rd1 80. Rb3 Re1 {[%cal Re1e8] Weighted Error Value: White=0.18/Black=0.15} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.12"]
[White "Efroimski, Marsel"]
[Black "Aizenberg, Benny"]
[Result "1/2-1/2"]
[ECO "B28"]
[WhiteElo "2357"]
[BlackElo "2307"]
[Annotator "TA"]
[PlyCount "130"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,130,47,24,24,27,26,-8,-4,-37,-25,-16,-13,-16,-12,-16,-18,-17,-20,-9,-16,-12,0,0,0,0,0,0,0,0,0,0,0,0,6,8,112,114,124,125,146,74,83,79,79,75,79,83,69,22,26,26,47,28,26,42,37,42,58,70,64,10,11,10,129,127,121,60,60,33,50,18,18,18,54,18,18,18,18,18,32,25,33,37,38,39,3081,3081,12832,12826,10827,4298,12832,12779,12447,12421,12370,12363,12363,12102,11003,10334,9541,8291,12363,10846,1677,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2]} 1. e4 c5 2. Nf3 a6 3. c4 Nc6 4. d4 cxd4 5. Nxd4 e5 6. Nc2 Bc5 {B28: Sicilian: 2 Nf3 a6 (O'Kelly Variation).} 7. Nc3 d6 {[#]} 8. Nd5 $146 ({Predecessor:} 8. Be2 Nge7 9. O-O O-O 10. Be3 Be6 11. Qd2 Bxe3 12. Qxe3 Ng6 13. Rfd1 Qe7 14. Bf1 {1-0 (47) Jakovenko,D (2698)-Yu,Y (2738) Moscow 2019}) 8... Nf6 9. Qd3 Nxd5 (9... O-O {seems wilder.} 10. Be2 Nxd5 11. exd5 Ne7 12. Be3 Bf5) 10. cxd5 Nd4 11. Nxd4 Bxd4 12. Be3 Bxe3 13. Qxe3 f5 14. Bd3 O-O 15. f3 Qa5+ 16. Qd2 Qc5 17. Rc1 Qb6 18. Qf2 Qa5+ 19. Qd2 Qb6 20. Qf2 Qb4+ 21. Qd2 Qd4 22. exf5 Qh4+ (22... Bxf5 $11 {remains equal.} 23. Bxf5 Rxf5) 23. g3 $16 Qe7 24. g4 g6 {[%cal Rg6f5]} 25. fxg6 (25. Rg1 $142 $1) 25... Rxf3 {[#]} 26. Qh6 Bxg4 {[#]} ({Not} 26... Rxd3 $2 27. O-O $18) 27. h3 $1 {[%cal Rh3g4]} Bf5 {[#]} 28. Bxf5 Rxf5 29. gxh7+ Kh8 30. Rg1 Qxh7 31. Qxh7+ Kxh7 $11 {[%mdl 4096] Endgame KRR-KRR} 32. Rc7+ Kh6 33. Rxb7 Rc8 {...Rc1+ is the strong threat.} 34. Rbg7 Rc1+ 35. Kd2 (35. Ke2 $14) 35... Rxg1 36. Rxg1 {KR-KR} e4 (36... Rf2+ $11 37. Kc3 Rf3+ 38. Kb4 Rd3) 37. Ke3 $16 Rxd5 38. Kxe4 (38. Rg2 $16) 38... Rd2 $14 39. Rb1 {And now a4 would win.} (39. Rg3 {with more complications.} Rxb2 40. a3 Rb5 41. Rd3 Re5+ 42. Kf4) 39... Kg5 40. Ke3 Rh2 41. Kd4 Rxh3 42. b3 Kf6 43. Kd5 Ke7 44. Kc6 Rh2 45. a4 a5 46. Re1+ Kd8 $1 47. Re3 Rh4 $2 {[%mdl 8192]} (47... Rh5 $14) 48. Kxd6 $18 Rd4+ 49. Kc5 Rb4 50. Kc6 Rb8 51. Rh3 {Rh8+ would kill now.} Ke7 52. Rh7+ Ke6 53. Rb7 Rc8+ 54. Kb6 Ra8 {[#]} 55. Kc7 $1 Kd5 56. Rb5+ Kd4 57. Kb7 Rh8 58. Rxa5 $2 ({White should try} 58. Ka6 $18 Ra8+ 59. Kb6) 58... Rh7+ $1 $11 {The position is equal.} 59. Kc6 (59. Ka6 {is interesting.} Rh6+ 60. Kb5 Kc3 61. Ra7 Rh5+ 62. Kc6) 59... Rh6+ 60. Kb5 (60. Kc7 {seems wilder.} Rh7+ 61. Kd8 Rh8+ 62. Ke7 Rh7+ 63. Kf6) 60... Kc3 $1 61. Ra8 (61. b4 {keeps more tension.} Rh8 62. Kc5 Rc8+ 63. Kd6 Kxb4 64. Rh5) 61... Kxb3 62. a5 Rh5+ 63. Kb6 {aiming for Rc8.} Kb4 64. a6 Rh6+ 65. Kb7 Kb5 {Black defended with fortune.  Weighted Error Value: White=0.25/Black=0.11} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.13"]
[White "Iliaguev, Nisim"]
[Black "Kochavi, Ori"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2332"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "119"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,119,-7,0,-7,8,-15,-10,-24,-28,-35,-19,-4,-23,-27,-29,-34,-38,-25,-28,-32,-7,-6,0,0,0,0,2,0,48,22,77,6,6,6,12,6,7,6,6,6,6,6,7,7,8,8,8,8,6,6,10,8,9,12,38,36,111,117,112,113,112,126,203,211,219,197,206,198,193,170,268,255,333,222,210,209,207,219,208,206,256,158,159,169,164,115,138,135,621,140,116,100,123,123,66,138,141,142,199,166,145,157,29998,29999]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 e6 4. e3 Bd6 5. Bg3 O-O 6. Nbd2 b6 7. Ne5 Bb7 8. Bd3 c5 9. c3 Nc6 10. O-O {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Ne7 11. a4 (11. Qf3 {is interesting.} Qc7 12. Bf4 Nc6 13. Qg3 Nh5 14. Qh3) 11... Ne4 12. Bxe4 {The position is equal.} dxe4 13. dxc5 {[#]} Bxe5 $146 ({Predecessor:} 13... bxc5 14. Ndc4 Bxe5 15. Nxe5 Ba6 16. Re1 Qc8 17. b4 c4 18. b5 Bb7 19. Nxc4 Qxc4 20. Qd7 Nd5 21. Qxb7 f6 22. Red1 Rac8 23. Qxa7 e5 {½-½ (23) Sandipan,C (2594)-Vaibhav,S (2524) Bhubaneswar 2014}) 14. Bxe5 bxc5 {[%cal Bb6c5,Bc5c4][%mdl 32]} 15. Nb3 c4 16. Nd4 Ng6 17. Bg3 a6 18. Qh5 Bd5 19. Rfd1 Qb6 20. Rd2 Rfd8 21. h4 Qb7 22. Rad1 Qe7 23. Qg4 (23. b3 {with more complications.} Qf6 24. b4 h6 25. Qg4 Kh7 26. a5) 23... f5 {[#]} (23... Nf8 $11 {remains equal.}) 24. Qg5 ({Better is} 24. Qh3 $1 $16) 24... Qxg5 $11 25. hxg5 Rf8 26. Bd6 Rf7 27. a5 Rd8 28. Bg3 {aiming for Nxe6!} Rc8 29. Nc2 Rc5 30. Nb4 {[%cal Rb4d5]} Rd7 31. Ra1 Rb5 32. Nxa6 {And now Nc7 would win.} Ra7 33. Nb4 {a6 is the strong threat.} Rbxa5 34. Rad1 {[%cal Rb4d5]} Ne7 35. Bd6 Nc8 36. Nxd5 exd5 (36... Rxd5 $14 37. Rxd5 exd5) 37. Bb4 $16 ({Don't go for} 37. Rxd5 $2 Rxd5 38. Rxd5 Rd7 $19) 37... Ra1 38. Rxd5 {Strongly threatening Rxa1.} Rxd1+ 39. Rxd1 {[%mdl 4096] Endgame KRB-KRN} Rc7 (39... Nb6 $16) 40. Rd5 $18 g6 41. Ba5 Rc6 42. Rd8+ Kf7 43. Rd7+ Ke6 (43... Kg8 $142 44. Kh2 Nb6) 44. Rxh7 Ne7 45. Bb4 Nd5 46. Ba3 f4 47. exf4 Nxf4 48. Kh2 Kf5 49. Rf7+ Kg4 50. Rf6 Rc8 51. Bd6 Rh8+ 52. Kg1 Ne2+ 53. Kf1 Nc1 {[%cal Rh8h1]} 54. f3+ Kxg5 {[#]} 55. Rf7 {Black must now prevent Bf4+.} Rh1+ 56. Kf2 {White threatens Bf4+ and mate.} Nd3+ 57. Ke3 Re1+ (57... exf3 $16 {keeps fighting.} 58. gxf3 Re1+ 59. Kd4 Rd1) 58. Kd4 exf3 59. gxf3 ({Reject} 59. Rxf3 $6 Nxb2 60. Kc5 Re2 $11) 59... Nxb2 (59... Rd1 $16) 60. Bf4+ {Weighted Error Value: White=0.12/Black=0.28} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.14"]
[White "Shohat, Yotam"]
[Black "Parnes, Nadav"]
[Result "1/2-1/2"]
[ECO "A43"]
[WhiteElo "2371"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,74,5,20,-43,-39,-50,-45,-50,-54,-36,-60,-41,0,0,0,-7,11,27,20,22,13,28,46,29,41,13,83,83,106,104,172,102,98,97,88,110,97,104,91,36,26,31,62,62,64,18,62,61,65,57,64,52,66,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 c5 6. d5 O-O 7. Bd2 {A43: Schmid Benoni.} (7. Bd3 $11) 7... e6 $15 8. dxe6 Bxe6 {[#]} 9. Be2 $146 {Black is slightly better.} ({Predecessor:} 9. Bd3 c4 10. Be2 Qb6 11. Qc1 Ng4 12. Nd1 h6 13. h3 Nf6 14. Be3 Qc6 15. f5 {0-1 (42) Klein,J (1948)-Dexter,D (1951) Bad Bevensen 1994}) 9... Nc6 10. O-O Nd4 11. Kh1 Re8 12. f5 $1 {[%cal Rf5e6]} gxf5 13. exf5 Bd7 14. Bd3 Nxf3 15. Qxf3 Bc6 16. Qg3 Kh8 17. Bg5 d5 18. Rad1 b5 (18... Rc8 $11) 19. Qh4 c4 {[#]} 20. Be4 {[%mdl 512] And now Bxd5! would win.} Re5 {[#]} (20... Qd6 $16 {is a better defense.}) 21. Bxd5 $1 {[%mdl 512]} Bxd5 $16 22. Nxd5 Rxd5 23. Rxd5 Qxd5 24. Bxf6 Rg8 25. Bxg7+ (25. h3 $16) 25... Rxg7 {[%csl Gg7][%cal Rd5g2][%mdl 4096] Endgame KQR-KQR} 26. Qf2 f6 27. c3 Re7 28. Kg1 Qd3 29. Qc5 Qe4 30. h3 h5 31. Rf3 Rg7 32. Qf8+ ({White should try} 32. Qe3 $14 Qxe3+ 33. Rxe3) 32... Kh7 $11 {The position is equal.} 33. Qxf6 {Threatens to win with Kh2.} Qe2 $1 {[%csl Gg7][%cal Re2g2][%mdl 64] Double Attack} 34. Rf2 Qe1+ 35. Rf1 Qe4 {[%csl Gg7][%cal Re4g2]} 36. Rf2 {aiming for Kh2.} Qe1+ $1 37. Rf1 Qe4 {[%csl Gg7][%cal Re4g2] Weighted Error Value: White=0.16/Black=0.14} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.15"]
[White "Lahav, Michal"]
[Black "Katz, Kiril"]
[Result "1-0"]
[ECO "B20"]
[WhiteElo "2216"]
[BlackElo "1957"]
[Annotator "TA"]
[PlyCount "53"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,53,-26,-36,-68,5,2,1,8,27,-18,0,0,16,29,28,31,116,156,190,155,270,280,234,258,366,368,379,386,375,367,351,354,316,274,307,278,264,271,276,268,277,281,261,253,547,110]} 1. e4 c5 2. b3 g6 3. Bb2 Nf6 4. h4 Bg7 5. e5 Nd5 6. Qf3 {B20: Sicilian: Unusual White 2nd moves.} e6 {[#]} (6... Nb4 $1 $15 7. e6 f6 8. exd7+ Qxd7) 7. Na3 $146 {[%cal Bb1a3,Ba3c4,Bc4e5][%mdl 32]} ({Predecessor:} 7. h5 Nc6 8. Qg3 d6 9. Bb5 Bd7 10. Bxc6 Bxc6 11. Nf3 Nb4 12. h6 Bf8 13. Na3 {1-0 (48) Wirig,A (2511)-Philippe,G (2309) Paris 2015}) 7... Nc6 8. Qg3 {The position is equal.} Nde7 (8... d6 $5) 9. Nf3 Nf5 10. Qf4 h5 11. O-O-O a6 12. Nc4 O-O (12... d5 $14 13. exd6 Bxb2+ 14. Kxb2 b5) 13. g4 $16 Bh6 14. Qe4 d5 (14... b5 $16 {was necessary.}) 15. exd6 $1 $18 hxg4 16. Qxg4 Nxd6 (16... b5 {is a better defense.}) 17. Nce5 {Black must now prevent Nxg6!} Bg7 18. h5 Nxe5 19. Nxe5 g5 20. h6 Bxe5 21. Bxe5 {[%cal Rh6h7]} f6 {[#]} 22. Qh5 $1 {Threatening mate with Qg6+.} Nf5 (22... Kh7 23. d4) 23. Qg6+ Kh8 {[#]} 24. Bd3 $1 {White wants to mate with Bxf5.} fxe5 25. Bxf5 {[%csl Gf5][%cal Rg6h7]} Qe7 26. Be4 Bd7 $2 (26... Rg8 27. Qh5 Rb8) 27. Qg7+ {[%mdl 64] Decoy. Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.06/Black=0.39} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.11"]
[Round "5.16"]
[White "Stolyarsky, Yegor"]
[Black "Ben Artzi, Ido"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2063"]
[BlackElo "2368"]
[Annotator "TA"]
[PlyCount "72"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,72,15,18,17,18,21,-2,0,-14,0,0,0,-12,24,14,25,16,23,0,0,-17,0,6,0,-15,-10,-35,26,-86,-81,-88,-82,-441,-472,-706,-700,-805,-802,-794,-805,-659,-645,-1815,-1814,-1564,-1511,-5155,-5518,-5090,-5086,-29969,-6315,-5285,-2144,-29991,-1179]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. Nc3 Nbd7 7. e4 e5 8. d5 Nc5 9. Qc2 a5 10. O-O c6 {E67: King's Indian: Fianchetto: 6...Nbd7.} 11. Be3 cxd5 12. cxd5 b6 {The position is equal.} 13. a4 {[#]} Ba6 $146 ({Predecessor:} 13... Bh6 14. Rfe1 Bxe3 15. Rxe3 Ba6 16. h3 Rc8 17. Nd2 Qd7 18. Kh2 Rc7 19. Bf1 Bxf1 20. Rxf1 {½-½ (44) Gil Criado,J-Hernandez Molina,D Cuba 1996}) 14. Rfd1 Rc8 {next ...Ncxe4! is good for Black.} 15. Bh3 Rc7 {Threatening ...Ncxe4!} (15... Ncxe4 $5 16. Bxc8 Qxc8 $11) 16. Qb1 Nfd7 17. Bf1 Bxf1 18. Kxf1 f5 19. Nb5 Nxe4 {White must now prevent ...Rc4.} 20. Nxc7 Qxc7 21. Qd3 Ndc5 22. Qb5 f4 (22... Qc8 $15 23. Qc6 (23. Qxb6 f4 $17) 23... Qd8) 23. gxf4 (23. Bxc5 $11 {was the only way to keep the balance.} Qxc5 24. Qxc5 bxc5 25. Re1 fxg3 26. Rxe4 Rxf3 27. hxg3) 23... Qc8 $17 ({Reject} 23... exf4 $6 24. Bxc5 Nxc5 25. h3 $11) 24. Ng1 exf4 25. Bd4 {[%mdl 8192] [#] Loses the game.} (25. Bxc5 $17 bxc5 26. f3) 25... f3 $1 $19 26. h3 (26. Ra3 $142 Qg4 27. Rxf3 Rxf3 28. Nxf3 Qxf3 29. Qe8+ Bf8 30. Ke1) 26... Qf5 {aiming for ...Bxd4.} 27. Bxg7 Kxg7 28. Ra3 {[#]} Nd2+ $1 {[%mdl 512]} 29. Ke1 {[#]} Qg5 $1 30. h4 (30. Rxd2 Re8+) 30... Qxg1+ 31. Kxd2 Ne4+ 32. Ke3 Qxd1 33. Kxe4 Qe2+ 34. Re3 Qxf2 35. Qd7+ Rf7 (35... Kh6 $142 36. Qxd6 Qc2+ 37. Kd4 Qd2+ 38. Kc4 Rc8+ 39. Kb5 Qxe3) 36. Qh3 Re7+ {Weighted Error Value: White=1.23/Black=0.24} (36... Qc2+ $142 37. Rd3 Re7+ 38. Kf4 Qxd3 39. Kg4 Re4+ {[%mdl 64] Double Attack} 40. Kg3 f2+ 41. Kh2 Qxh3+ 42. Kxh3 f1=Q+ 43. Kh2 Qf2+ {[%mdl 64] Double Attack} 44. Kh3 Rxh4#) 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.1"]
[White "Nabaty, Tamir"]
[Black "Boruchovsky, Avital"]
[Result "1/2-1/2"]
[ECO "E36"]
[WhiteElo "2638"]
[BlackElo "2541"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,106,0,0,9,3,15,0,0,0,0,0,0,0,0,0,0,0,0,-8,-8,-108,-82,-87,-84,-82,-81,-101,-99,-91,-10,-13,-13,-12,-9,-65,-59,-66,-65,-63,-61,-65,-56,-131,0,0,69,68,155,155,139,141,169,177,212,208,215,207,214,214,201,191,191,190,193,187,188,189,263,263,258,240,210,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8]} 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. a3 Bxc3+ 6. Qxc3 O-O 7. Bg5 c5 {E36: Nimzo-Indian: Classical: 4...d5 5 a3.} 8. dxc5 d4 9. Qc2 {9.Qf3 gains popularity.} e5 10. e3 h6 11. Bh4 dxe3 12. fxe3 {[#]} Nc6 $146 {[%cal Bb8c6,Bc6a5,Ba5b3][%mdl 32]} ({Predecessor:} 12... Nbd7 13. b4 a5 14. Rb1 axb4 15. axb4 Ra3 16. Qc1 Ra2 17. Ne2 Nxc5 18. Nc3 Nd3+ 19. Bxd3 Qxd3 20. Nxa2 {1-0 (29) Mchedlishvili,M (2629)-Jumabayev,R (2562) Tashkent 2011}) 13. Ne2 Qa5+ $1 14. Qc3 Ne4 ({Of course not} 14... Qxc5 $6 15. Bxf6 gxf6 16. b4 $16) 15. Qxa5 Nxa5 16. b4 (16. Ng3 $11 {remains equal.} Nb3 17. Rd1 Nxg3 18. Bxg3) 16... Nb3 17. Rd1 a5 $1 {Threatens to win with ...g5.} 18. Rd3 axb4 19. Rxb3 bxa3 20. Rb1 g5 ({Better is} 20... Be6 $17 21. Nc1 f6) 21. Bg3 $11 f6 22. Nc1 Rd8 {Hoping for ...Nc3.} 23. Bd3 (23. Be2 $11) 23... Bf5 $15 24. Bxe4 Bxe4 25. Ra1 Bxg2 26. Rg1 Bf3 {[%mdl 1024] Black has compensation.} 27. Ra2 (27. Kf2 $15 Bh5 28. Rf1) 27... g4 (27... Bh5 $17 28. Kf2 Bf7) 28. Kf2 $11 Ra4 (28... Bd1 $11) 29. Nb3 $1 $14 h5 ({Black should try} 29... Bc6 $14) 30. Nd2 $1 $16 {[%cal Rd2f3]} Bc6 31. Ke2 Kf7 32. Rf1 Re8 33. Bh4 Re6 34. e4 Bd7 35. Rb1 Bc8 36. Kd3 Rc6 37. Rb3 Rxc5 38. Raxa3 Rxa3 39. Rxa3 b5 (39... Kg6 {is a better defense.} 40. Ra8 Rc7) 40. cxb5 $1 $18 Rxb5 {[#]} 41. Nc4 $1 {[%cal Rc4d6] And now Nd6+ would win.} Ke6 {[#]} 42. Ra8 $2 ({White has to play} 42. Kc3 $1 $18) 42... Rb3+ $1 $11 {The position is equal.} 43. Kd2 Rh3 $1 44. Bg3 Bb7 45. Re8+ Kd7 46. Rh8 {Black must now prevent Rh7+.} Bxe4 47. Ne3 Ke6 48. Nd1 {aiming for Nf2.} h4 49. Rxh4 Rxh4 50. Bxh4 f5 51. Nf2 Bf3 52. Bd8 f4 53. Nd3 g3 {Blacks defense is rewarded with a draw.  Weighted Error Value: White=0.16/Black=0.14} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.2"]
[White "Birnboim, Nathan"]
[Black "Mikhalevski, Victor"]
[Result "0-1"]
[ECO "A64"]
[WhiteElo "2381"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "148"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,148,0,0,14,0,3,12,-32,-18,-52,0,-8,-11,-10,0,0,0,-9,24,0,0,-23,0,0,0,0,0,0,9,-6,-6,-6,-6,-6,-2,-15,-12,-14,-14,-14,-20,-14,-14,-75,-76,-79,-59,-73,-65,-81,-53,-94,-14,-89,-17,-54,-54,-54,-12,-83,0,0,0,0,0,-8,-8,-8,-8,-8,-8,-8,-8,-8,-8,-3,-8,-68,-67,-205,-205,-185,-175,-258,-266,-1030,-907,-1380,-1662,-592,-1394,-1952,-1854,-2768,-2557,-29957,-2670,-1678,-335,-29961,-29963,-29963,-29962,-29971,-29972,-29972,-29973,-29973,-29973,-29972,-29955,-5632,0,-29965,-29967,-29958,-29968,-29966,-29965,-29967,-29970,-29974,-29969,-29981,-29982,-29986,-29986]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. g3 Bg7 8. Bg2 O-O 9. O-O Re8 10. Nd2 a6 11. a4 Nbd7 12. h3 Rb8 13. a5 {A64: Modern Benoni: Fianchetto Variation: 9...Nbd7 10 Nd2 a6 11 a4 Re8.} b5 14. axb6 $1 Nxb6 15. Nb3 {The position is equal.} Nc4 16. Ra4 {[#]} Qb6 $1 17. Rxc4 {And now Nd2 would win.} Qxb3 18. Ra4 {[#]} h6 $146 ({Predecessor:} 18... Qb6 19. Qd3 Ra8 20. Ra3 Bd7 21. Qc2 Rab8 22. Kh2 Re7 23. e4 Bb5 24. Re1 Nd7 {½-½ (42) Jedlicka,A (2207)-Mica,M (2315) Prague 2020}) 19. Ra3 Qxd1 20. Rxd1 Nd7 21. e3 Rb4 22. Bf1 h5 23. Bxa6 Bxa6 24. Rxa6 Nb6 25. Rd2 f5 26. h4 Ra8 27. Rxa8+ Nxa8 28. Ne2 Be5 29. Rc2 Nb6 30. Nf4 Bxf4 31. gxf4 $11 {[%mdl 4096] Endgame KRB-KRN} Kf7 32. Bd2 Rb3 33. f3 (33. Kf1 $11 {remains equal.}) 33... Nxd5 $17 34. Kf2 Ke7 35. Bc3 Ke6 36. Bd2 Kd7 37. Ke2 Kc6 (37... Nb4 $17 38. Bxb4 Rxb4) 38. Kf2 (38. Bc3 $11) 38... Nb6 (38... Nb4 $17 39. Bxb4 Rxb4) 39. Ba5 Na4 40. Bc3 d5 41. Ke2 (41. Be5 $11) 41... c4 (41... Nxc3+ $17 42. bxc3 Rb1) 42. Bd4 $11 Nc5 43. Rc1 Ne6 44. Bc3 d4 45. exd4 Nxf4+ 46. Kd2 Ng2 47. Rg1 Nxh4 48. Ke3 Rb8 49. Kf4 Re8 50. d5+ ({White should play} 50. Rh1 $11 Ng2+ 51. Kg5) 50... Kxd5 $15 51. Bf6 {[#] White is on the road to losing.} ({Better is} 51. Ra1 $15) 51... Re1 $3 $19 {[%cal Re1g1][%mdl 512]} 52. Rg3 Rh1 53. Ke3 {[#]} (53. Bc3 {keeps fighting.}) 53... Rh2 $1 54. Bxh4 (54. Rg1) 54... Rxh4 55. Rxg6 {KR-KR} f4+ 56. Kd2 Rh3 57. Rh6 h4 58. Rh8 Rxf3 59. Rxh4 Kd4 (59... Ke4 $142 60. Rh7 Rb3 61. Re7+ Kf3 62. Rh7 Kf2 63. Kc2 Re3 64. Rg7 Re2+ 65. Kc3 Re4 66. Rh7 f3 67. Kd2 Rd4+ 68. Kc3 Ke3 69. Rh1 Rf4 70. Rc1 f2 71. Rb1 Ke2 72. Rh1 f1=Q 73. Rxf1 Kxf1 74. Kb4 Ke2 75. Kc5 Kd3 76. Kc6 Rf2 77. Kd7 Rxb2 78. Ke7 c3 79. Kd6 c2 80. Ke5 c1=Q 81. Kd6 Rb6+ 82. Kd7 Rh6 83. Ke8 Qc7 84. Kf8 Rh8#) 60. Ke2 Re3+ $2 (60... Ke4 61. Rh8 Re3+ 62. Kf2 Rb3 63. Re8+ Kd3) 61. Kd2 $2 (61. Kf1 $19 Ke4 62. Rh2) 61... Ke4 62. Rh8 Kf3 63. Rc8 Re4 64. Rh8 Kg2 65. Rg8+ Kf2 66. Rg4 Kf3 67. Rg8 Re3 (67... Rd4+ $19 68. Ke1 Re4+ 69. Kf1 Re7) 68. Rc8 $1 Re2+ {Black mates.} 69. Kc3 Re4 70. Kd2 Kf2 71. Rg8 f3 72. Rg7 Kf1 73. Rg6 f2 74. Kc3 Ke1 {Weighted Error Value: White=0.71/Black=0.36} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.3"]
[White "Gorodetsky, David"]
[Black "Parkhov, Yair"]
[Result "1/2-1/2"]
[ECO "C89"]
[WhiteElo "2495"]
[BlackElo "2407"]
[Annotator "TA"]
[PlyCount "49"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 29,49,40,39,21,51,40,33,26,26,29,35,23,28,0,0,0,28,0,0,0,28,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. d4 Bd6 13. Re1 Qh4 14. g3 Qh3 15. Re4 g5 16. Qf1 {C89: Closed Ruy Lopez: Marshall Attack.} ({Weaker is} 16. Bxg5 Qf5 $17) 16... Qxf1+ {has lost popularity (16...Qh5).} 17. Kxf1 Bf5 18. Re1 {White is slightly better.} Rae8 {[#] ( -> ...Bh3+)} 19. Be3 Bd3+ 20. Kg1 f5 {[#]} 21. Rd1 $146 ({Predecessor:} 21. Na3 f4 22. Bd2 a5 23. Rac1 a4 24. Bc2 Be2 25. Nb1 h5 26. Bd1 Bxd1 27. Rcxd1 g4 28. Rxe8 Rxe8 29. Kf1 Kf7 30. Re1 Rd8 31. Bxf4 {½-½ (31) Turkov,V (2533)-Nadeev,S (2430) ICCF email 2017}) 21... Be2 22. Re1 Bd3 23. Rd1 Be2 24. Re1 Bd3 25. Rd1 {Weighted Error Value: White=0.09/Black=0.00} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.4"]
[White "Gorshtein, Ido"]
[Black "Rozen, Eytan"]
[Result "1-0"]
[ECO "A11"]
[WhiteElo "2387"]
[BlackElo "2399"]
[Annotator "TA"]
[PlyCount "75"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,75,19,-1,-8,-3,0,0,0,0,3,-7,0,-15,1,5,9,6,25,22,25,18,22,15,22,9,22,22,17,18,23,16,20,18,23,12,13,14,42,31,59,37,143,110,221,227,405,388,495,489,643,643,1003,952,1672,1622,2328,1555,1715,1712,1591,1469,29989,29990,29995,29995]} 1. c4 Nf6 2. Nf3 c6 3. Nc3 d5 4. e3 e6 5. b3 Bd6 6. Bb2 O-O 7. Be2 e5 {A11: English Opening: 1...c6.} 8. cxd5 cxd5 9. Nb5 {[%cal Bc3b5,Bb5a3,Ba3c2,Bc2d4][%mdl 32]} e4 {The position is equal.} 10. Nfd4 Be5 {[#]} 11. Rc1 $146 ({Predecessor:} 11. Ne6 fxe6 12. Bxe5 Nc6 13. Bg3 e5 14. O-O a6 15. Na3 Be6 16. f4 exf3 17. Bxf3 {1-0 (61) Gareyev,T (2598)-Sasikiran,K (2656) Moscow 2019}) 11... a6 12. Na3 (12. Nc3 {keeps more tension.} Bxd4 13. exd4 Nc6 14. Na4 Re8 15. O-O) 12... Bxd4 13. Bxd4 Nc6 14. Nc2 Nxd4 15. Nxd4 Qd6 16. O-O Bd7 17. d3 Rac8 18. h3 Rxc1 19. Qxc1 Rc8 20. Qb2 Qc5 21. Rd1 h6 22. dxe4 dxe4 23. Bf1 Qg5 24. Kh1 Qh4 25. Rd2 Rc5 26. Qa3 b6 (26... Qg5 $14) 27. b4 ({Wrong is} 27. Bxa6 $2 Ra5 $19) 27... Rg5 (27... Rc7 $16) 28. Qxa6 $18 Rg6 $2 (28... Kh7 29. Qb7 (29. Qxb6 Bxh3 30. gxh3 Ng4 $11) 29... Rg6) 29. Qxb6 Kh7 {[#] Strongly threatening ...Ng4.} 30. Qc7 Ng4 31. g3 Nxf2+ 32. Rxf2 Rxg3 33. Qxd7 Rg6 34. Re2 Qg3 35. Bg2 Rf6 36. Qg4 Rf1+ 37. Bxf1 Qg2+ 38. Bxg2 {Weighted Error Value: White=0.08/Black=0.58} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.5"]
[White "Solomon, Asif"]
[Black "Sokolovsky, Yahli"]
[Result "0-1"]
[ECO "E90"]
[WhiteElo "2356"]
[BlackElo "2472"]
[Annotator "TA"]
[PlyCount "144"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,144,51,51,62,39,45,44,52,8,10,0,0,0,47,0,0,-14,-11,-11,-5,-14,-15,-15,17,-9,-7,-9,0,0,0,0,0,-29,0,-27,21,0,0,0,0,0,35,44,195,45,83,74,165,158,253,0,0,6,166,0,67,0,0,-21,-12,-81,-85,-86,-74,-129,-131,-131,-82,-91,-40,-70,-46,-44,-48,-59,-44,-42,0,0,0,-8,0,0,0,-49,-34,-57,-9,-20,-13,-16,0,0,0,0,18,0,0,0,0,0,0,0,0,0,0,-766,-10,-227,0,-454,-202,-609,-612,-581,-578,-530,-495,-524,-524,-923,-907,-1104,-1036,-4586,-4133,-2231,-2054,-2094,-1956]} 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Be3 Nbd7 7. Nf3 e5 8. d5 Nc5 9. Nd2 Ne8 {E90: King's Indian: Classical: Early deviations and 6 h3.} 10. g4 f5 11. gxf5 gxf5 {White is slightly better.} 12. Qc2 {[#]} Qh4 $146 ({Predecessor:} 12... Ne6 13. dxe6 f4 14. Bxa7 Rxa7 15. c5 Bxe6 16. Nb5 Ra8 17. Bc4 d5 18. exd5 Bxd5 {1-0 (32) Hoi,C (2410)-Poulsen,A (2350) Hillerod 1980}) 13. O-O-O Bh6 14. Nf3 Qf6 15. Rg1+ Kh8 16. Ng5 f4 $1 {[%cal Rf4e3]} 17. Bxc5 Bxg5 18. Ba3 b6 19. Kb1 f3 20. Rd3 Bh4 21. b3 Qf4 22. Rh1 Bd7 23. Bc1 Qf6 24. Nd1 {[%cal Bc3d1,Bd1e3,Be3g4][%mdl 32]} c5 25. Ne3 b5 26. Ng4 Qg6 27. Rd1 $1 Nc7 28. Bb2 Bf6 29. Rg1 Bg7 (29... Qe8 $14) 30. Bd3 (30. cxb5 $1 $18 {Strongly threatening Rg3.} Rfb8 31. Rg3) 30... Qh5 31. Rg3 a5 (31... bxc4 $16 32. Qxc4 (32. Bxc4 a5 $14) 32... a5) 32. Rdg1 $1 $18 a4 {[#]} (32... bxc4 $16 {is a better defense.} 33. Bxc4 a4) 33. Qd2 $2 (33. Nxe5 $1 $18 {[%mdl 512]} axb3 (33... Bxe5 34. Rg5) 34. Nf7+ Qxf7 35. Qc3 $3 {[%mdl 512]} bxa2+ 36. Ka1 Bxc3 37. Bxc3+ Qf6 38. Rg8+ $3 {[%mdl 512]} Rxg8 39. Bxf6+ Rg7 40. Bxg7+ Kg8 41. Be5+ {[%mdl 64] Discovered Attack} Kf7 42. Rg7+ {[%mdl 64] Double Attack} (42. Bxd6 bxc4 43. Bc2 Ne8 $18) 42... Ke8 43. Bxd6 {[%mdl 64] Double Attack}) 33... axb3 $11 34. axb3 {aiming for Nxe5.} Bxg4 (34... Qh4 $11 {and Black has nothing to worry.}) 35. hxg4 $2 (35. Rxg4 Bh6 $11) ({Only move:} 35. cxb5 $18 {Hoping for Bc1.} Bh6 36. hxg4) 35... Qe8 (35... Qg6 $1 $11) 36. g5 (36. Rh1 $14) 36... bxc4 37. Bxc4 Nb5 38. g6 (38. Qe3 $11 {remains equal.}) 38... h6 $17 39. Rh1 {Rgh3! is the strong threat.} Rf4 40. Rgh3 (40. Re1 $142) 40... Na3+ 41. Kc1 Kg8 $1 42. Bd3 Qb8 ({Black should try} 42... Nb5 $17) 43. Qc3 Ra7 44. Re1 {[#]} Rb7 $1 45. Bc2 ({Don't go for} 45. Bxa3 $2 Rxb3 46. Qc4 Rxa3 $19) 45... Nxc2 46. Kxc2 Qc8 47. Rxf3 c4 48. bxc4 Rc7 {[%cal Bb7c7,Bc7c4,Bc4b4][%mdl 32]} 49. Kb1 Rxc4 50. Qd3 Rb4 {[%mdl 1024] Black has compensation.} 51. Re2 Qb7 (51... Qf8 $5 {[%cal Rf4f3]} 52. Rg3 Rxf2 $15) 52. Rfe3 Rf8 {Threatens to win with ...Rb8.} 53. Rc2 Rb8 {[%cal Rb4b2]} 54. Qe2 $1 Qb6 55. Rec3 Bf8 56. Kc1 {And now Qf3 would win.} Be7 57. Rc6 Bg5+ 58. Kb1 Qd4 59. Rc8+ Rxc8 60. Rxc8+ Kg7 61. f3 $2 {[%mdl 8192]} (61. f4 $11 Bxf4 62. Rc7+ Kxg6 63. Qg4+ Bg5 64. Qf5+ Kh5 65. Qh3+ Kg6 66. Qf5+ Kh5 67. Qh3+ Kg6 68. Qf5+) 61... h5 $2 $40 {[%mdl 128] Black mounts an attack.} ({Less strong is} 61... Qg1+ 62. Ka2 $17) (61... Bd2 $19 {[%csl Gb4][%cal Rd4b2]} 62. Rc2 Qg1+ 63. Ka2 Ra4+ 64. Ba3 Qa7 $1) 62. Rc2 $2 (62. Rc7+ $1 $11 Kxg6 63. Rc6) 62... h4 $2 ({And not} 62... Kxg6 63. Qa6 $11) (62... Qg1+ $19 63. Ka2 Ra4+ 64. Kb3 Ra7) 63. Qg2 $2 {[%mdl 8192]} (63. f4 $1 $11 {and White stays safe.}) 63... Kxg6 (63... Qd1+ $142 64. Ka2 {[#]} Rb7 $1) 64. Rc8 $2 (64. Ka2 Qa7+ 65. Ba3) 64... Qd1+ $19 {Black is clearly winning.} 65. Ka2 Qb3+ 66. Kb1 {intending Rg8+.} Qd3+ 67. Qc2 Qxc2+ 68. Rxc2 Bf4 69. Ka2 h3 70. Re2 h2 71. Re1 Kh5 72. Bc3 Rb8 {What a bad dream for White.  Weighted Error Value: White=0.26/Black=0.25} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.6"]
[White "Kobo, Ori"]
[Black "Tzidkiya, Yeshaayahu"]
[Result "1/2-1/2"]
[ECO "B07"]
[WhiteElo "2460"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "74"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,74,22,12,19,31,40,36,50,31,66,53,54,51,58,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,14,22,11,0,0,0,0,0,0,0,0,0,36,-8,-7,0,0,0,0,0,0,0,0,0,0,0,0]} 1. Nf3 Nf6 2. d4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. a4 a5 7. Nc3 Nbd7 8. e4 e5 9. Re1 Re8 10. h3 b6 11. Be3 exd4 12. Nxd4 Ba6 {White is slightly better.} 13. Qd2 Qc8 14. Ndb5 Bb7 {[%cal Rf6e4]} 15. Bd4 Nc5 {[%cal Rf6e4]} 16. Rad1 (16. f3 $14) 16... Nfxe4 $11 17. Nxe4 Nxe4 18. Qf4 {[#] Black must now prevent Bxg7.} Bxd4 19. Rxd4 {[%cal Rg2e4]} Nf6 20. Rxe8+ Nxe8 21. Bxb7 Qxb7 22. Re4 {next Re7! is good for White.} c5 23. Qe3 Qc6 24. Re7 Ng7 25. Rc7 Qd5 26. Qd3 Qe6 27. Qxd6 ({Wrong is} 27. Nxd6 $2 Rd8 $19) 27... Qe1+ 28. Kg2 Qe4+ 29. Kg1 $1 Qe1+ 30. Kg2 {And now Qd5! would win.} Nf5 31. Qf4 {Strongly threatening g4.} ({Don't play} 31. Qxb6 Ne3+ 32. fxe3 Qe2+ 33. Kh1 Qd1+ 34. Kh2 Qe2+ 35. Kh1 Qd1+ 36. Kh2 Qd2+ 37. Kh1 Qd1+ $15) (31. Qd5 $5 {[%cal Rd5f7]} Rf8 32. Rb7 $11) 31... Rd8 {...Rd1 is the strong threat.The position is equal.} 32. Nc3 {[%cal Rc3e4] Threatens to win with Ne4.} Rd2 33. Rc8+ Kg7 {( -> ...Ne3+)} 34. Ne4 $1 {[%cal Re4d2]} Ne3+ (34... Rd1 $5 35. Qe5+ $8 Kh6 36. Qf4+ Kg7 37. Qe5+ Kh6 38. Qf4+ Kg7 $11) 35. Kh2 Nf1+ 36. Kg2 {Hoping for Qe5+.} Ne3+ {[%mdl 64] [#] Double Attack} 37. Kh2 Nf1+ {Weighted Error Value: White=0.08/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.7"]
[White "Gruenfeld, Yehuda"]
[Black "Postny, Evgeny"]
[Result "0-1"]
[ECO "C95"]
[WhiteElo "2412"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "158"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 24,158,40,17,19,13,10,8,8,11,7,0,10,0,0,0,-7,-26,-22,-21,-3,-25,-20,-35,-33,-32,-25,-28,-42,-83,-90,-101,-75,-293,-329,-326,-315,-341,-345,-344,-345,-365,-342,-338,-239,-233,-243,-234,-226,-224,-224,-222,-221,-263,-263,-269,-263,-262,-260,-245,-246,-259,-263,-263,-263,-269,0,-253,-247,-237,-221,-232,-218,-227,-229,-224,-219,-212,-194,-218,-210,-251,-247,-221,-224,-249,-229,-225,-225,-227,-218,-211,-218,-220,-239,-248,-270,-264,-270,-271,-271,-265,-264,-262,-258,-265,-264,-280,-293,-297,-305,-300,-302,-300,-286,-300,-295,-316,-325,-352,-352,-364,-357,-344,-341,-750,-629,-1354,-1354,-1307,-1293,-975,-932,-912,-912,-727,-727]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. Bc2 c5 13. d5 {13.d5 is better than 13.Nf1.} c4 {C95: Closed Ruy Lopez: Breyer Variation with 10 d4.} 14. Nf1 Qc7 15. Ng3 g6 {The position is equal.} 16. Bh6 Rfb8 17. Qd2 a5 18. Rf1 b4 {[#]} 19. Ng5 $146 ({Predecessor:} 19. a3 b3 20. Bd1 Nc5 21. Qe3 Kh8 22. Ng5 Bd8 23. f4 Ng8 24. Nxf7+ Qxf7 25. fxe5 {½-½ (42) Borodin,S (2255)-Zakharov,O (2342) ICCF email 2018}) 19... Ba6 20. f4 bxc3 21. bxc3 Rb2 22. Kh2 Qd8 23. Rf2 Rab8 24. Nf3 Nc5 25. Qe3 Nfd7 $36 {[%mdl 2048] Black has good play.} 26. fxe5 dxe5 27. Raf1 f6 28. Nd4 $2 exd4 $19 29. cxd4 Nd3 ({Weaker is} 29... Rxa2 30. e5 $11) 30. Bxd3 cxd3 31. e5 {Strongly threatening exf6.} Rxf2 32. Rxf2 {[#]} fxe5 33. Ne4 d2 34. Rxd2 {[#] intending dxe5.} exd4 35. Qxd4 {[%csl Gh6][%cal Rd4g7]} Bf6 36. Nxf6+ Qxf6 37. Qg4 Qf5 38. Qg3 {Rf2 would now be nice for White.} Re8 39. d6 Bc4 40. Rf2 Qe5 41. Bf4 Qd4 42. Rd2 Qe4 43. Qg5 Qf5 44. Qg3 Qe4 $2 ({Black should try} 44... a4 $19 {aiming for ...Bb5.} 45. Rf2 Re2 46. Rxe2 Bxe2) 45. Bh6 $2 {[%mdl 8192]} (45. Qg5 $11 a4 46. Bg3) 45... Qe5 46. Bf4 Qg7 47. Qg5 Qf7 48. Bg3 Qf5 49. Qh4 Bf7 50. Qa4 Be6 51. Rb2 Qd5 52. a3 Rc8 53. Qh4 Rf8 54. Re2 g5 55. Qh6 Rf6 56. Qh5 Rg6 57. Re1 Qd3 58. a4 {[#]} Nf6 $1 59. Qe2 (59. Qf3 Qxf3) 59... Qxe2 60. Rxe2 Bd7 61. Re5 Bxa4 62. Rxa5 Bd7 63. Re5 Rg7 64. Be1 Kf7 65. Bc3 Kg6 66. Re1 Rf7 67. Re5 Ne8 68. Bb4 Ng7 69. Bd2 Ne6 70. Kg1 Rf5 71. Rxf5 Kxf5 72. Kf2 Ke5 73. Bb4 h5 74. g3 $2 (74. Ke3) 74... Nd8 {Black is clearly winning.} 75. h4 g4 76. Ke3 Nf7 77. Bc3+ Kxd6 78. Kf4 Kd5 79. Ba5 Nd6 {Weighted Error Value: White=0.26/Black=0.09} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.8"]
[White "Ben Ari, Yannay"]
[Black "Rechlis, Gad"]
[Result "1/2-1/2"]
[ECO "E63"]
[WhiteElo "2403"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,113,35,36,36,43,26,25,23,24,50,29,35,22,79,79,77,56,78,77,81,80,84,63,75,83,77,89,101,78,88,0,99,0,52,52,102,92,116,107,99,66,67,71,113,103,103,93,216,220,357,344,410,306,302,49,56,22,27,0,0,0,0,-26,360,342,300,0,24,18,135,154,167,95,264,255,341,80,256,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O Nc6 6. d4 d6 7. Nc3 a6 8. b3 Rb8 9. d5 Na5 {E63: King's Indian: Fianchetto: Panno Variation with 7...a6.} 10. Bg5 c5 $1 {10...c5 scores better than 10...h6.} 11. dxc6 Nxc6 {White has an edge.} 12. Rc1 Bd7 13. Nd5 Nxd5 14. cxd5 {[#]} Nb4 $146 (14... Ne5 $11 {remains equal.}) ({Predecessor:} 14... Ne5 15. Nd4 h6 16. Bd2 Qb6 17. e3 Rbc8 18. Bc3 Rc5 19. Bb2 Rfc8 20. Rxc5 dxc5 {1-0 (44) Barp,A (2377)-Richter,N (2307) chess.com INT 2020}) 15. Qd2 $16 a5 16. Rfd1 Re8 17. e4 Rc8 18. Rxc8 Bxc8 19. Rc1 Bd7 20. Be3 Na6 21. Bf1 Bg4 22. Ne1 Bd7 23. Nf3 Bg4 24. Ne1 Bd7 $1 25. Kg2 h5 26. Nf3 $36 {[%mdl 2048] White is really pushing.} Nb4 27. a3 Na6 28. b4 axb4 29. axb4 e6 30. dxe6 Bxe6 31. Bb5 Bd7 (31... Rf8 $16 {was worth a try.}) 32. Bc4 $1 $18 Qf6 (32... Qe7 $142 33. Ng5 Be6 34. Nxe6 fxe6) 33. Ng5 Re7 34. h4 Nc7 35. Nxf7 $2 (35. Bxf7+ $18 Rxf7 36. Nxf7 Qxf7 37. Rxc7 Bh3+ {[%mdl 64] Discovered Attack} 38. Kxh3 Qxc7 39. Qd5+ Kh8 40. b5) 35... d5 $1 $14 {[%cal Rd5c4]} 36. Bg5 Qxf7 37. Bxe7 Qxe7 38. exd5 {And now d6+ would win.} Qd6 39. Bb3 {Threatens to win with Rxc7!} Na6 {[%mdl 8192] [#]} (39... Kh7 $11 {and Black is okay.}) 40. Rc6 $3 $18 {[%cal Rc6d6][%mdl 512]} Qe5 (40... Qxb4 41. Qxb4) 41. Rc4 (41. Rb6 $1 $18 {[%cal Rb6b7]}) 41... Kh7 42. d6 Nb8 (42... Bf6 $11) 43. Rc5 $16 Qf6 {[#]} 44. Rc7 ({Better is} 44. Bd5 $1 $18) 44... Qf5 $2 (44... Bc6+ $16 45. Bd5 Qe5 46. Bxc6 Nxc6) 45. Bd5 Nc6 {[#]} 46. Bxc6 (46. Qg5 $1 $18 {is the precise move to win.}) 46... bxc6 $2 (46... Bxc6+ $16 47. Rxc6 {[%mdl 64] Remove Defender} bxc6) 47. Qg5 $2 (47. Kg1 $18) 47... Qe4+ $11 {The position is equal.} 48. Kh2 Bh3 {[%csl Gh3][%cal Re4g2]} 49. f3 $1 {[%cal Rf3e4]} ({But not} 49. Rxg7+ $2 Kxg7 50. f3 (50. Qe7+ $2 Qxe7 51. dxe7 Bd7 $19) 50... Qe1 $19) 49... Qxf3 {[%csl Gh3][%cal Rf3g2]} 50. Rxg7+ Kxg7 {[%csl Gh3][%cal Rf3g2]} 51. Qe7+ Qf7 {White must now prevent ...Qxe7.} (51... Kg8 {feels hotter.} 52. Qe8+ Kg7 53. Qe7+) 52. Kxh3 Qxe7 53. dxe7 Kf7 54. g4 Kxe7 55. gxh5 gxh5 56. Kg3 Ke6 {aiming for ...Ke5.} 57. Kf4 {Weighted Error Value: White=0.41/Black=0.39} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.9"]
[White "Kraus, Ohad"]
[Black "Dvoirys, Semen I."]
[Result "1/2-1/2"]
[ECO "D82"]
[WhiteElo "2363"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "76"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,76,10,10,18,16,33,21,50,0,0,0,0,0,0,0,0,0,0,-9,8,-37,-35,-34,-34,-70,-71,-89,-92,-92,-52,-57,-58,-64,0,0,0,0,0,0,0,-32,-28,-37,-46,-47,-39,-39,-36,-53,-49,-50,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 dxc4 8. Bxc4 O-O 9. Nge2 Qxc5 10. Qb3 Qa5 11. O-O Nc6 12. h3 a6 13. a3 b5 14. Bd5 Bb7 15. Bf3 Rac8 16. Rfd1 Qb6 17. e4 {Black must now prevent e5.} Na5 18. Qa2 Rfd8 19. Rxd8+ Qxd8 20. Rd1 Qe8 21. b4 Nc4 22. Nd5 Nxd5 23. exd5 Rd8 {[#] Strongly threatening ...e5.} 24. Qb3 $1 Qd7 25. Nc3 Ne5 (25... h5 $15) 26. Bxe5 $11 Bxe5 27. Ne4 Qc7 ({Don't go for} 27... Bxd5 $2 {[#]} 28. Rxd5 $1 {[%mdl 512]} Qc8 29. Rxd8+ Qxd8 30. Ng5 $18) 28. Nc5 {Threatens to win with d6.} Bc8 29. Re1 Bd4 30. Qc2 Bf5 31. Qe2 Bxc5 32. bxc5 Qxc5 33. Qxe7 Qxe7 34. Rxe7 $15 {KRB-KRB} Rd6 35. Ra7 {The position is equal.} Bd3 36. Kh2 Kg7 37. h4 Bc4 38. Kg3 Bxd5 {Weighted Error Value: White=0.07/Black=0.09} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.10"]
[White "Haimovich, Tal"]
[Black "Iliaguev, Nisim"]
[Result "1/2-1/2"]
[ECO "B11"]
[WhiteElo "2375"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "121"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,121,10,19,18,25,20,18,28,36,23,31,29,40,26,37,1,8,4,19,11,37,33,52,50,39,35,47,51,53,50,61,49,117,111,185,185,185,185,188,150,266,23,22,14,30,18,14,22,28,28,37,30,42,0,23,15,24,25,37,28,36,34,40,16,21,8,26,31,35,7,7,7,6,4,79,72,164,62,62,62,62,0,0,0,0,0,24,0,80,24,67,57,69,79,79,0,28,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c6 2. Nc3 d5 3. Nf3 Bg4 4. h3 Bxf3 5. Qxf3 e6 6. Be2 Nf6 7. O-O Nbd7 {7...Bc5 deserves study.} 8. d4 {B11: Caro-Kann: Two Knights Variation.} dxe4 9. Nxe4 Nxe4 10. Qxe4 Nf6 11. Qd3 Be7 12. a4 {[%cal Ba2a4,Ba4a5,Ba5a6][%mdl 32]} O-O 13. a5 Qc7 14. a6 b6 15. Qf3 {[#]} Rad8 $146 ({Predecessor:} 15... Rfd8 16. c3 Rac8 17. Bf4 Bd6 18. Bg5 Be7 19. Rfd1 Nd5 20. Bd2 Bf6 21. g3 Rd7 {½-½ (40) Korneevets,A (2267)-Ranaldi,L (2353) chess.com INT 2020}) 16. c3 c5 17. Bf4 Qc8 18. dxc5 Qxc5 19. Be3 Qc7 20. Qb7 Rd7 21. Qxc7 Rxc7 22. Bf3 Bc5 (22... Nd5 $14) 23. Bf4 $16 Rd7 (23... Rcc8 $16) 24. Rfd1 $18 Rfd8 25. Rxd7 Rxd7 26. Bc6 Rd8 {[#]} (26... Rd3 $16 {was necessary.} 27. b4 Bd6) 27. Kf1 $2 (27. b4 $1 $18 {[%cal Rb4c5]} Be7 28. Bc7) 27... Kf8 $11 28. Ke2 Ke7 29. Ra4 h6 30. Bb7 Nd5 31. Bc1 Nc7 32. Rc4 Ne8 33. Ra4 Nc7 34. Ra2 Nd5 35. Bd2 Bd6 36. g3 Kd7 37. Ra4 Ne7 38. b4 Nf5 39. Be4 Rc8 40. Kd3 Be5 41. f4 {Strongly threatening Bxf5.} (41. b5 {is more complex.} Nd6 42. Bc6+ Kc7 43. h4 Rd8 44. Kc2) 41... Bf6 42. Bxf5 exf5 {[%mdl 4096] Endgame KRB-KRB} 43. b5 Be7 (43... h5 $11 {remains equal.}) 44. Be3 $16 Bc5 {[#]} (44... h5 $16) 45. Bd4 (45. Rc4 $1 $18) 45... Ke6 46. Ra2 ({Of course not} 46. Bxg7 Rg8 $11) 46... Bxd4 $14 {KRB-KR} 47. Re2+ (47. Kxd4 $14 Rd8+ 48. Kc4) 47... Kd5 $1 $11 48. cxd4 {Black must now prevent Re7. KR-KR} Kd6 49. Re5 f6 50. Re1 (50. Rxf5 {seems wilder.} Rc1 51. Rh5 Rg1 52. g4 Ke6 53. Ke2) 50... g5 (50... h5 $11) 51. Rf1 ({Better is} 51. h4 $16) 51... Ke6 52. g4 gxf4 53. Rxf4 fxg4 54. hxg4 (54. Rxg4 $16 {Rg7 is the strong threat.} Kf7 55. Rg1) 54... Rc1 55. Rf5 Rd1+ {The position is equal.} 56. Kc3 Rc1+ 57. Kd3 Rd1+ 58. Ke3 Re1+ 59. Kd3 Rd1+ 60. Kc3 Rc1+ 61. Kd3 {Weighted Error Value: White=0.19/Black=0.18} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.11"]
[White "Smirin, Ilia"]
[Black "Efroimski, Marsel"]
[Result "1-0"]
[ECO "A05"]
[WhiteElo "2614"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "167"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,167,79,52,48,83,79,73,93,36,37,43,37,15,28,51,43,88,45,40,36,42,47,28,0,23,25,53,58,94,25,25,0,56,0,72,71,77,64,139,130,129,138,127,128,133,131,170,106,97,105,110,117,111,112,126,125,129,126,133,118,124,120,135,136,126,118,181,98,325,90,204,173,174,175,200,201,189,57,57,57,57,57,57,57,57,56,57,58,72,73,76,76,77,43,132,93,130,111,130,72,75,74,136,57,68,43,43,43,44,36,77,17,17,0,48,56,48,35,35,35,57,59,59,59,59,52,75,78,171,176,171,137,233,235,196,156,159,158,158,154,152,153,151,150,254,252,248,247,229,224,12840,12840,12841,12841,12841,12841,12841,12842,12842,12843]} 1. Nf3 Nf6 2. g3 e6 3. Bg2 b5 4. Nd4 d5 5. Nxb5 {[#]} h5 $146 ({Predecessor:} 5... a6 6. Nd4 c5 7. Nf3 Bb7 8. O-O Nc6 9. d3 Bd6 10. Nbd2 e5 11. e4 d4 {1-0 (24) Alekseenko,K (2625)-Zhou,J (2624) Qinhuangdao 2018}) 6. d4 {A05: Réti Opening: 1 Nf3 Nf6.} c6 7. N5c3 h4 8. O-O {White is better.} Ba6 9. Nd2 Bd6 10. Na4 hxg3 11. hxg3 Nbd7 12. c4 dxc4 13. Nc3 Qa5 14. e4 e5 15. Nf3 Rd8 16. Bd2 Qb6 17. Na4 Qb5 18. Re1 Ng4 19. Nh4 (19. b3 $1 $16) 19... Ndf6 $11 20. Nf5 $36 {[%mdl 2048] White has some pressure.} Bf8 (20... Bc7 $11 21. dxe5 (21. Nxg7+ Kf8 $17) 21... Nxe5) 21. d5 (21. b3 $14 cxb3 22. axb3) 21... g6 (21... Bc8 $11 22. Nc3 Qb6) 22. Ne3 $16 Nxe3 23. Bxe3 cxd5 (23... Bc8 $14) 24. Nc3 Qa5 25. exd5 {Bg5 is the strong threat.} ({Don't play} 25. Nxd5 $6 Nxd5 26. exd5 Bb4 $14) 25... Bg7 26. Bg5 {Threatens to win with Qf3.} O-O 27. Rxe5 Qb6 28. Na4 ({White should try} 28. Qd2 $18) 28... Qb4 29. a3 Qb5 30. Rb1 Bc8 31. Nc3 Qb6 32. Qd2 Rde8 {[#]} 33. Be3 $1 {[%mdl 512]} Qb8 34. Rxe8 Rxe8 35. Bf4 Qb3 36. d6 Bf5 37. Rc1 Nd7 (37... Qb6 $16 38. Bf1 Qc6) 38. Bc6 (38. Nd5 $18 {Hoping for Ne7+.} Bxb2 39. Ne7+ Kg7 40. Nxf5+ gxf5 41. Bc6) 38... Rb8 $2 (38... Qb6 $16 39. Bd5 Ne5) 39. Nd1 $2 (39. Nd5 $18 {and White stays clearly on top. aiming for Ne7+.} Bh3 40. Ne7+ Kf8 41. Qe2) 39... Qb6 (39... Be6 $16 {was worth a try.}) 40. Bxd7 Bxd7 41. Rxc4 a5 42. Rc7 Be6 43. d7 (43. Be3 $18 Qb5 44. Rc5) 43... Rd8 $1 $14 44. Nc3 Qd4 45. Qxd4 Bxd4 46. Be3 Bxc3 47. bxc3 Rxd7 {[%mdl 4096] Endgame KRB-KRB} 48. Rc8+ Kh7 {And now ...Rd1+ would win.} 49. Kg2 Rd3 50. Rc5 a4 51. Bd4 Rd1 (51... Kh6 $14) 52. Ra5 Bb3 53. g4 Kh6 54. Kg3 (54. Kf3 $142) 54... g5 $16 55. f3 Ra1 (55... Rd3 $142) 56. Bc5 (56. Ra6+ $16 Kh7 57. f4 gxf4+ 58. Kxf4) 56... Rc1 57. Bb4 Kg6 58. Ra6+ Kh7 59. Kf2 Rd1 60. Ke3 ({White should play} 60. Be7 $16) 60... Re1+ $11 61. Kf2 Rf1+ 62. Kg2 Rd1 63. Be7 Rd3 64. Bxg5 Bd5 65. Rh6+ Kg7 66. Rf6 Rxc3 67. Rf5 Rc2+ 68. Kg3 Bc6 (68... Be6 $16 {keeps fighting.} 69. Ra5 Rc3) 69. Bf6+ $18 Kf8 70. Rf4 Ke8 (70... Rc5 $16 {was necessary.} 71. g5 Ke8) 71. Rd4 {[%csl Gf6][%cal Rd4d8]} Bd7 72. f4 Rc6 73. g5 $1 Rc3+ 74. Kf2 {Black must now prevent Re4+.} Rc8 75. Rd5 Be6 76. Rd6 Kf8 {[#]} (76... Bf5 $16 {might work better.} 77. Rd5 Bd7) 77. g6 $1 Kg8 78. Kg3 Re8 {[#]} 79. g7 $1 Bf5 $2 (79... Kh7 80. Rd1 Kg6) 80. Kh4 {White is clearly winning.} Bh7 81. Kg5 Ra8 82. f5 Rc8 83. Ra6 Re8 84. Rxa4 {Weighted Error Value: White=0.23/Black=0.20} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.12"]
[White "Parnes, Nadav"]
[Black "Steinberg, Nitzan"]
[Result "0-1"]
[ECO "B10"]
[WhiteElo "2273"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "86"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,86,-39,-22,-14,-16,-30,-29,-27,0,-54,0,-54,5,-52,-14,-74,-39,-54,-18,-9,-29,-29,-13,-100,-72,-72,-81,-77,-71,-108,-25,-9,-4,0,0,0,45,8,22,-2,-4,-13,-12,-40,0,-38,-50,-123,-120,-212,-211,-239,-239,-239,-239,-403,-383,-383,-342,-596,-593,-514,-512,-593,-567,-1123,-1113,-980,-923,-12838,-12839,-12841,-12839]} 1. Nf3 d5 2. g3 Nd7 3. Bg2 e5 4. d3 Ngf6 5. O-O c6 6. Nbd2 Bd6 7. e4 O-O 8. Nh4 Re8 9. Nf5 {B10: Caro-Kann: 2 d3 and 2 c4.} Bf8 10. a4 Nc5 11. Ne3 {Black has an edge.} a5 12. h3 {[#]} (12. exd5 $11 cxd5 13. b3) 12... g6 $146 (12... d4 $15 13. Nf5 Be6) ({Predecessor:} 12... dxe4 13. dxe4 Qd4 14. Qe2 b6 15. Rd1 Qd8 16. Ndc4 Qc7 17. Nf5 Ba6 18. b3 b5 19. axb5 Bxb5 {1-0 (79) Diogo,V (2256)-Ribeiro,J (2119) Lisbon 2014}) 13. b3 (13. exd5 $11 Nxd5 14. Ndc4) 13... h5 (13... dxe4 $15 14. Nxe4 Nfxe4 15. dxe4 Qd4) 14. Re1 (14. exd5 $11 Nxd5 15. Bb2) 14... h4 15. Kh2 (15. exd5 $11 Nxd5 16. Bb2) 15... Bh6 16. Ba3 Na6 17. Nf3 hxg3+ 18. fxg3 Nb4 19. Nd2 (19. Bb2 $11) 19... Be6 20. Bb2 Nd7 21. Re2 Qb6 22. Ng4 Bg7 ({Better is} 22... Bxg4 $17 23. hxg4 Be3) 23. Nf3 $11 dxe4 24. dxe4 {[%cal Rg4e5]} Rad8 25. Qf1 f6 26. Rd2 (26. Bc1 {keeps more tension.} Qc5 27. Be3 Qe7 28. Rf2 Kh7 29. Nh4) 26... Nc5 27. Rxd8 Qxd8 28. Rd1 Qe7 29. Qe2 {[#]} Nxe4 $1 30. Nh4 {[#]} (30. Qxe4 f5) 30... Nxg3 $1 31. Kxg3 {[#]} (31. Qf2 $1 $15) 31... f5 $1 $17 {[%cal Rf5f4] And now ...f4+ would win.} 32. Nxg6 (32. Qf2 $17 fxg4 33. Bc1) 32... Qg5 $19 {[%mdl 64] Double Attack, Pin} 33. N6xe5 {Black must now prevent Bc1.} fxg4 34. h4 {[#]} Qh5 $40 {[%mdl 128] Black attacks with force.} 35. Re1 $2 (35. Nxg4 Qxg4+ 36. Qxg4 Bxg4 37. Kxg4 Bxb2 38. Rd7) 35... Bf6 36. Rh1 Bf7 37. Kf4 $2 (37. Qxg4+ {was necessary.} Qxg4+ 38. Nxg4 Bxb2 39. Nh6+ Kg7 40. Nxf7 Kxf7 41. Rf1+ Kg7 42. c4) 37... Bxe5+ {Black is clearly winning.} 38. Bxe5 {Now Re1 and White clings on.} Nd5+ 39. Bxd5 Bxd5 40. Rf1 Rf8+ 41. Kg3 Rxf1 {[%mdl 64] Overworked Piece} 42. Qxf1 Qxe5+ 43. Kxg4 Be6+ {Weighted Error Value: White=0.67/Black=0.17} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.13"]
[White "Aizenberg, Benny"]
[Black "Lahav, Michal"]
[Result "0-1"]
[ECO "C18"]
[WhiteElo "2307"]
[BlackElo "2216"]
[Annotator "TA"]
[PlyCount "98"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,98,0,0,8,12,12,9,10,16,24,0,41,24,74,66,74,69,68,67,74,72,79,50,73,66,77,45,55,21,47,53,76,0,25,22,63,47,75,22,27,-1,0,-30,-23,-93,-91,-408,-394,-759,-728,-1108,-183,-146,-81,-63,0,0,85,73,247,230,238,247,238,-1039,-1006,-29957,-29959,-7170,-29938,-5469,-5465,-3071,-3150,-1912,-1929,-29983,-29984,-29990,-29991,-29991,-29992,-29992,-29993]} 1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Qg4 Qc7 8. Bd3 c4 {is the new trend.} 9. Be2 (9. Qxg7 $2 Rg8 $17) 9... Qa5 {C18: French: 3 Nc3 Bb4: Main line: 7 h4 and 7 Qg4.} 10. Bd2 (10. Qxg7 $2 Qxc3+ 11. Bd2 (11. Kf1 $2 Rg8 $19) 11... Qxa1+ $19) 10... Nf5 11. Nf3 Qa4 {The position is equal.} 12. Ra2 Nc6 {[#]} 13. Nh4 $146 ({Predecessor:} 13. O-O h6 14. Qh5 Bd7 15. h4 Rf8 16. Qg4 O-O-O 17. h5 Qa5 18. Rd1 f6 19. exf6 Rxf6 {½-½ (61) Mishra,A (2342)-Ostrovskiy,A (2427) Charlotte 2020}) 13... Rg8 14. O-O Nce7 15. Rb1 b6 16. Nxf5 Nxf5 17. Rb4 Qd7 18. a4 {[%cal Ba3a4,Ba4a5][%mdl 32]} Bb7 19. Bf1 h6 20. Bc1 Bc6 21. Qd1 O-O-O 22. Be2 Kb7 23. a5 b5 24. Ba3 (24. a6+ $16 Ka8 25. Bg4) 24... Qc7 25. Rb1 a6 (25... Qxa5 $2 26. Rba1 $18) 26. Bc5 Ra8 27. Qc1 (27. Bg4 $16) 27... f6 $11 28. Bb6 Qe7 29. exf6 gxf6 30. Qf4 (30. Bc5 $11 {remains equal.} Qc7 31. Bb6) 30... Rg5 $1 $17 31. Re1 $2 {[%mdl 8192]} (31. g3 $17) 31... e5 $19 32. Qd2 (32. Qc1 Rag8 33. g3) 32... Qg7 33. g3 {[#]} Rg8 $2 (33... Nxg3 $1 {[%mdl 512]} 34. Qxg5 (34. fxg3 Rxg3+) 34... Nxe2+ 35. Kf1 Qxg5 36. Kxe2 e4) 34. Bf1 e4 ({Black should play} 34... h5 $1 {[%cal Rh5h4] Hoping for ...h4.} 35. dxe5 fxe5) 35. Qf4 $17 e3 (35... h5 $15 36. Bh3 Qh7) 36. Raa1 (36. fxe3 $2 Nxg3 37. Qc7+ (37. hxg3 Rxg3+ 38. Bg2 Rxg2+ 39. Kf1 Rg1+ 40. Ke2 Rxe1+ 41. Kd2 Rh1 42. Qf2 Qg2 43. Ke2 Qg4+ 44. Qf3 Rh2+ 45. Ke1 Qxf3 46. Bc5 Qh1#) 37... Qxc7 $19) 36... h5 (36... Re8 $11 37. Bg2 (37. fxe3 Re4 $17) 37... h5) 37. Bh3 $16 (37. fxe3 $2 h4 $19) 37... exf2+ $2 (37... Qh7 $16 {was necessary.}) 38. Kxf2 $18 Nxg3 39. hxg3 Rxg3 {[#] Strongly threatening ...Rg2+!} 40. Re3 $4 {[%mdl 8192] [#]} ({Worse is} 40. Be6 Rg2+ 41. Kf3 (41. Ke3 Qg3+ 42. Qxg3 R8xg3+ 43. Kf4 Rxc3 $11) 41... Rxc2 $11) (40. Bc5 $1 $18 Rg2+ 41. Kf1 (41. Bxg2 {gets mated.} Qxg2+ 42. Ke3 Re8+ 43. Be7 Rxe7+ 44. Qe5 fxe5 45. dxe5 d4+ 46. cxd4 c3 47. d5 Qxd5 48. Red1 Qxe5+ 49. Kf2 Qh2+ 50. Kf1 Qg2#) 41... Rg1+ 42. Ke2) 40... Rxh3 $1 $19 {[%mdl 576] Remove Defender, Decoy} 41. Rxh3 (41. Re2 b4) 41... Qg2+ {[%mdl 64] Double Attack} 42. Ke1 {[#]} Qg1+ $1 43. Qf1 Re8+ 44. Kd2 Qg5+ 45. Kd1 Bd7 {( -> ...Bg4+)} 46. Rf3 Bg4 {Black mates.} 47. Qf2 Qf4 {[%mdl 64] Pin} 48. Qd2 Bxf3+ 49. Kc1 Re1+ {Weighted Error Value: White=0.89/Black=0.34} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.14"]
[White "Ben Artzi, Ido"]
[Black "Kupervaser, Erez"]
[Result "0-1"]
[ECO "D07"]
[WhiteElo "2368"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "106"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,106,4,0,0,-4,93,84,88,91,92,93,131,10,12,12,39,25,38,21,72,45,45,43,47,0,0,0,0,0,0,0,0,0,0,0,0,0,6,6,44,40,38,29,45,6,6,9,9,12,38,-89,-85,-70,-70,-77,-52,-39,-17,-155,0,0,0,0,0,0,0,0,0,0,0,-193,-186,-151,-149,-163,-161,-153,-142,-316,-322,-1030,-1103,-730,-578,-1129,-1129,-665,-31,-653,-621,-29984,-29985]} 1. d4 d5 2. c4 Nc6 3. cxd5 Qxd5 4. Nf3 e5 5. Nc3 Bb4 6. Bd2 Bxc3 7. Bxc3 e4 8. Nd2 e3 9. fxe3 Nf6 {D07: Queen's Gambit: Chigorin Defence.} 10. Qb3 Qg5 (10... Be6 $11) 11. e4 $1 $16 O-O {White is better.} 12. d5 $1 {[%cal Rd5c6]} Ne7 {[#]} 13. g3 $146 ({Predecessor:} 13. Qc4 c6 14. d6 Ng6 15. Qd3 Bg4 16. g3 Rad8 17. Qd4 c5 18. Qf2 Rxd6 19. Nf3 {1-0 (67) Kopeikin,Y (2090)-Gavrilov,V (2163) Ufa 2010}) 13... Ng4 {...Qe3 would now be nice for Black.} 14. Bb4 ({White should try} 14. Bd4 $1 $16) 14... Re8 $1 $11 15. Bg2 Ng6 16. Bc5 {White wants to play Bd4.} c6 $1 17. Nf3 Qd8 (17... Qh5 $11 {keeps the balance.}) 18. O-O b6 19. Ba3 cxd5 20. Nd4 (20. Rad1 $5 {[%cal Rd1d5]}) 20... Qg5 $1 21. Qxd5 Qe3+ 22. Kh1 Be6 23. Nxe6 fxe6 24. Qd3 Rad8 25. Qxe3 Nxe3 $40 {[%mdl 128] Black mounts an attack.} 26. Rf3 Nxg2 27. Kxg2 Ne5 28. Rc3 Rd4 29. Rac1 Rxe4 30. Rc8 Rxc8 (30... Rxe2+ $2 31. Kf1 $18) 31. Rxc8+ {[%mdl 4096] Endgame KRB-KRN} Kf7 32. Rc7+ Kg6 33. Rxa7 (33. Kf1 $14 {stays ahead.}) 33... Rxe2+ $17 34. Kf1 Rxh2 35. Bf8 Kf5 {Hoping for ...g5.} 36. Bxg7 Nf3 37. Rf7+ (37. Ra4 $11) 37... Ke4 $2 ({Black should play} 37... Kg4 $17 38. Bc3 Kxg3 39. Rg7+ Kf4) 38. Rf6 $1 $11 e5 39. Rxb6 Nd2+ 40. Ke1 Nc4 41. Rb4 Kd3 (41... Ke3 $5 42. Rb3+ $8 Kd4 $11) 42. Rb3+ Ke4 43. Rb5 $2 (43. Rb4 $11 Ke3 44. Rb3+ Ke4 45. Rb4) 43... Kf3 $1 $19 {[%cal Rh2h1]} 44. Kd1 Nxb2+ 45. Kc1 Nd3+ {[%mdl 64] Discovered Attack} 46. Kb1 e4 ({Much less strong is} 46... Kxg3 47. a4 $15) 47. Bd4 $2 (47. Rb3 $17) 47... e3 ({Weaker is} 47... Kxg3 48. a4 $17) 48. Bxe3 (48. Bc3) 48... Kxe3 {KRN-KR} 49. a4 Kd4 {White must now prevent ...Kc3.} 50. a5 Kc3 51. a6 Rh1+ 52. Ka2 {[#]} Rh6 $1 {( -> ...Nb4+)} ({And not} 52... Nb4+ 53. Rxb4 Kxb4 54. a7 $11) 53. Rb3+ {[#]} Kc2 $1 {Weighted Error Value: White=0.56/Black=0.14} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.15"]
[White "Katz, Kiril"]
[Black "Kochavi, Ori"]
[Result "0-1"]
[ECO "B32"]
[WhiteElo "1957"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "104"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,104,50,43,-12,-5,-6,21,11,136,133,153,30,58,33,83,69,74,75,88,87,120,125,140,124,168,129,139,39,179,191,176,152,145,154,237,227,245,245,300,308,429,393,399,79,91,-40,-57,-178,-189,-187,-177,-197,-186,-192,-38,-391,-392,-388,-385,-371,-365,-489,-490,-487,-486,-421,-301,-433,-441,-670,-641,-623,-605,-639,-623,-615,-604,-985,-756,-1571,-1536,-1375,-1506,-29985,-29986,-29986,-29986,-29986,-29985,-29989,-29987,-29991,-5177,-5085,-5085]} 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 e6 6. Be3 Qc7 7. N1d2 {B32: Sicilian: Löwenthal and Kalashnikov Variations.} (7. a3 $14) 7... Nf6 8. f4 {[#]} h5 $146 ({Predecessor:} 8... Be7 9. Be2 b6 10. O-O Bb7 11. c3 O-O 12. Bd3 Rfe8 13. Nd4 Nxd4 14. cxd4 Rac8 {1-0 (45) Rybka,S (1785)-Lovcican,T (1452) Liptovsky Mikulas 2017}) 9. h3 {The position is equal.} g5 (9... e5 $11 {remains equal.}) 10. fxg5 $16 Qg3+ 11. Bf2 (11. Ke2 $16) 11... Qxg5 $11 12. Qf3 d6 13. O-O-O Bd7 14. Kb1 $36 {[%mdl 2048] White is on the roll.} Ne5 15. Qe2 Rc8 16. Bxa7 Qg6 17. Bd4 Bc6 18. Bxe5 dxe5 19. Na5 (19. Qe1 $1 $16) 19... Bb4 (19... Ba4 $1 $14) 20. Nxc6 $18 bxc6 21. c3 Bc5 22. Qf3 Rd8 (22... Rg8 $16 {keeps fighting.} 23. Bd3 Qg3) 23. Bd3 $1 h4 24. Nc4 Rh5 25. Rhf1 Ke7 26. Na5 Rc8 27. Be2 $2 (27. Nb7 $18 Bb6 28. Bc2) 27... Rg5 $16 28. Qd3 ({Better is} 28. Ba6 $16 Rc7 29. Nb7 Qxe4+ 30. Qxe4 Nxe4 31. Rfe1) 28... Qxe4 $15 29. Rxf6 Qxd3+ $19 30. Bxd3 Kxf6 31. Be4 Kg7 32. Rd7 Rg3 $2 (32... Kf8 $1 $19 {aiming for ...f5.} 33. b4 f5 $1) 33. Bxc6 $2 {[%mdl 8192]} ({White should play} 33. Nc4 $15) 33... Bb6 34. Bb7 Rc7 ({Not} 34... Bxa5 35. Bxc8 e4 36. Bb7 $16) 35. Rxc7 Bxc7 {[%mdl 4096] Endgame KRB-KBN} 36. Nc4 f5 37. a4 e4 38. a5 Rxg2 {...Bxa5! is the strong threat.} 39. a6 {[#]} (39. b4 $142 Rg3 40. a6) 39... Bb8 $1 40. Ne5 (40. b4 $142 Rg3 41. b5 Rxc3 42. b6) 40... Rg1+ ({Worse is} 40... Bxe5 41. a7 $16) 41. Kc2 Ba7 (41... Bxe5 $2 42. a7 $19) 42. Nc6 Rg2+ 43. Kd1 Bb6 44. b4 Rg3 45. c4 Rxh3 46. c5 Rd3+ 47. Ke2 {[#]} h3 $1 48. Ne5 {[#]} h2 $1 49. Nxd3 {[#]} h1=Q $1 50. Ne1 (50. Kd2 Bd8) 50... Qh2+ 51. Kd1 e3 52. Nf3 Qf2 {Weighted Error Value: White=0.74/Black=0.45} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.12"]
[Round "6.16"]
[White "Shohat, Yotam"]
[Black "Stolyarsky, Yegor"]
[Result "1-0"]
[ECO "A45"]
[WhiteElo "2371"]
[BlackElo "2063"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,77,0,8,8,19,18,33,29,22,26,53,34,45,47,47,50,61,35,64,52,61,52,64,57,118,121,119,121,208,199,211,197,253,164,157,157,161,162,195,203,416,409,541,539,534,488,507,504,645,679,670,657,632,631,936,909,822,668,901,466,833,620,660,656,649,631,983,875,1713,1564]} 1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. g3 Bg7 5. Bg2 f5 6. e3 {A45: Trompowsky Attack.} c6 7. c4 {[#]} Na6 $146 ({Predecessor:} 7... Qa5+ 8. Qd2 Qb6 9. c5 Qc7 10. Ne2 d6 11. cxd6 Qxd6 12. Nbc3 O-O 13. O-O Nd7 {1-0 (41) Agnello,F (1741)-Zahner,R (1680) Lugano 2012}) 8. Ne2 {White is slightly better.} Nc7 9. Nbc3 d6 10. O-O O-O 11. Qd3 Ne8 12. b4 {[%cal Bb2b4,Bb4b5][%mdl 32]} Nf6 13. Rfd1 Qe7 14. b5 c5 15. Rac1 Rb8 16. Nf4 Re8 {White now steadily converts the win.} ({Black should try} 16... Be6 $14) 17. Ncd5 Nxd5 18. Nxd5 ({Inferior is} 18. cxd5 b6 $11) 18... Qd8 (18... Qf8 $16) 19. dxc5 $18 dxc5 20. Qa3 {[%csl LRa7,LRc5]} b6 (20... a6 $142 21. Qxc5 Be6 22. bxa6 bxa6) 21. Qxa7 Rb7 22. Qa8 ({Worse is} 22. Nf6+ Qxf6 23. Bxb7 Qe7 $17) 22... Rd7 23. Bf3 Kf8 24. Nf4 Ree7 $2 {[#]} (24... Be5 25. a4 g5) 25. Qb8 Re8 26. Rxd7 {White is clearly winning.} Bxd7 27. Qd6+ Qe7 28. Qxb6 g5 29. Nd5 Qe5 30. Qxc5+ Kg8 31. Rd1 f4 32. exf4 gxf4 33. Qc7 Qf5 34. Qxd7 Re1+ (34... Qxd7 $142 35. Nf6+ {[%mdl 64] Discovered Attack} Bxf6 36. Rxd7 Rd8) 35. Kg2 Qxd7 {[#]} 36. Nf6+ $1 {[%mdl 576] Discovered Attack} Bxf6 37. Rxd7 fxg3 38. hxg3 Ra1 39. Bd5 {Weighted Error Value: White=0.27/Black=0.39} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.1"]
[White "Mikhalevski, Victor"]
[Black "Nabaty, Tamir"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2552"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "33"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,33,8,42,65,35,34,48,15,113,118,120,79,72,74,71,79,82,87,90,78,453,474,472,470,455,444]} 1. Nf3 d5 2. g3 Bf5 3. Bg2 c6 4. Nh4 Bg4 {[#]} 5. c4 $146 ({Predecessor:} 5. h3 Bh5 6. c4 dxc4 7. Na3 f6 8. Nxc4 Bf7 9. d3 Bxc4 10. dxc4 Qxd1+ 11. Kxd1 Nd7 {½-½ (28) Abolianin,A (2327)-Burmakin,V (2504) Amantea 2018}) 5... dxc4 6. Na3 $1 {A07: Réti Opening: New York and Capablanca Systems.} e5 7. Nxc4 Nd7 8. d4 {White is slightly better.} Bb4+ (8... Be6 $11 9. b3 Nb6) 9. Bd2 $16 Qe7 10. Ne3 Be6 11. Nef5 Bxf5 12. Nxf5 Bxd2+ 13. Qxd2 Qf6 14. Bh3 $36 {[%mdl 2048] Strongly threatening Qb4. White is on the roll.} g6 $2 {[%mdl 8192]} (14... exd4 $16 {is tougher.} 15. Nxd4 Nb6) 15. dxe5 $18 {White is clearly winning.} Nxe5 16. Nd6+ {[%mdl 64] [#] Double Attack} Kf8 17. f4 {Weighted Error Value: White=0.12/Black=0.59} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.2"]
[White "Boruchovsky, Avital"]
[Black "Gorodetsky, David"]
[Result "1/2-1/2"]
[ECO "E04"]
[WhiteElo "2541"]
[BlackElo "2495"]
[Annotator "ChessBase"]
[PlyCount "79"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:53]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:13]} e6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:00:05]} d5 {[%emt 0:01:01]} 4. g3 {[%emt 0:00:08]} dxc4 {[%emt 0:02:03]} 5. Bg2 {[%emt 0:00:07]} a6 {[%emt 0:00:11]} 6. O-O {[%emt 0:00:25]} Nc6 {[%emt 0:00:14]} 7. Be3 {[%emt 0:00:17]} Nd5 {[%emt 0:10:00]} 8. Qc1 {[%emt 0:00:18]} Be7 {[%emt 0:07:16]} 9. Qxc4 {[%emt 0:01:18]} Nxe3 {[%emt 0:01:07]} 10. fxe3 {[%emt 0:00:11]} O-O {[%emt 0:00:26]} 11. a3 {[%emt 0:00:05]} Bd6 {[%emt 0:10:43]} 12. Nc3 {[%emt 0:06:17]} Qf6 {[%emt 0:08:17]} 13. Rf2 {[%emt 0:33:41]} Qh6 {[%emt 0:04:37]} 14. Qd3 {[%emt 0:00:06]} Ne7 {[%emt 0:10:19]} 15. Nd2 {[%emt 0:08:12]} c6 {[%emt 0:07:07]} 16. Nc4 {[%emt 0:03:27]} Bc7 {[%emt 0:03:05]} 17. b4 {[%emt 0:02:12]} e5 {[%emt 0:04:14]} 18. Ne4 {[%emt 0:08:50]} Nd5 {[%emt 0:09:34]} 19. Nc5 {[%emt 0:14:23]} b6 {[%emt 0:04:18]} 20. Nb3 {[%emt 0:00:06]} Be6 {[%emt 0:01:26]} 21. dxe5 {[%emt 0:08:33]} Rad8 {[%emt 0:02:37]} 22. Nd4 {[%emt 0:00:52]} Nxe3 {[%emt 0:06:59]} 23. Nxe3 {[%emt 0:00:05]} Bxe5 {[%emt 0:00:15]} 24. Nec2 {[%emt 0:00:03]} c5 {[%emt 0:01:05]} 25. bxc5 {[%emt 0:00:07]} bxc5 {[%emt 0:00:02]} 26. e3 {[%emt 0:00:10]} cxd4 {[%emt 0:00:24]} 27. exd4 {[%emt 0:00:08]} Bf6 {[%emt 0:01:38]} 28. Raf1 {[%emt 0:02:53]} Rd6 {[%emt 0:00:41]} 29. d5 {[%emt 0:01:46]} Bd7 {[%emt 0:01:30]} 30. Nd4 {[%emt 0:00:38]} Re8 {[%emt 0:02:18]} 31. Nf5 {[%emt 0:01:56]} Bxf5 {[%emt 0:00:02]} 32. Rxf5 {[%emt 0:00:10]} Qe3+ {[%emt 0:00:55]} 33. Qxe3 {[%emt 0:00:05]} Rxe3 {[%emt 0:00:01]} 34. R5f3 {[%emt 0:00:21]} Rxf3 {[%emt 0:01:35]} 35. Bxf3 {[%emt 0:00:05]} Kf8 {[%emt 0:00:20]} 36. Rc1 {[%emt 0:00:36]} Ke7 {[%emt 0:00:22]} 37. a4 {[%emt 0:00:15]} Kd8 {[%emt 0:01:13]} 38. Kg2 {[%emt 0:01:25]} Rb6 {[%emt 0:00:22]} 39. Rc4 {[%emt 0:00:25]} Be5 {[%emt 0:00:37]} 40. Rc6 {[%emt 0:02:10]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.3"]
[White "Sokolovsky, Yahli"]
[Black "Gorshtein, Ido"]
[Result "1/2-1/2"]
[ECO "C03"]
[WhiteElo "2472"]
[BlackElo "2387"]
[Annotator "ChessBase"]
[PlyCount "52"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:47]} e6 {[%emt 0:00:00]} 2. d4 {[%emt 0:02:12]} d5 {[%emt 0:00:00]} 3. Nd2 {[%emt 0:01:59]} c5 {[%emt 0:00:00]} 4. Ngf3 {[%emt 0:01:59]} Nf6 {[%emt 0:00:26]} 5. exd5 {[%emt 0:08:05]} Nxd5 {[%emt 0:01:49]} 6. Nb3 {[%emt 0:04:23]} cxd4 {[%emt 0:01:51]} 7. Nbxd4 {[%emt 0:00:24]} Be7 {[%emt 0:02:33]} 8. c3 {[%emt 0:06:40]} O-O {[%emt 0:00:37]} 9. Bd3 {[%emt 0:00:09]} Bf6 {[%emt 0:15:21]} 10. Qc2 {[%emt 0:18:06]} h6 {[%emt 0:05:16]} 11. O-O {[%emt 0:02:08]} Qc7 {[%emt 0:09:09]} 12. Be4 {[%emt 0:03:49]} Rd8 {[%emt 0:03:05]} 13. Bd2 {[%emt 0:01:31]} Na6 {[%emt 0:03:21]} 14. Rad1 {[%emt 0:04:12]} Nc5 {[%emt 0:02:41]} 15. Bh7+ {[%emt 0:01:49]} Kh8 {[%emt 0:00:37]} 16. b4 {[%emt 0:02:03]} Na6 {[%emt 0:03:40]} 17. Be4 {[%emt 0:04:02]} Bd7 {[%emt 0:03:31]} 18. a3 {[%emt 0:16:24]} Nb6 {[%emt 0:02:00]} 19. Rc1 {[%emt 0:01:38]} Rac8 {[%emt 0:07:07]} 20. Qa2 {[%emt 0:01:24]} Nc4 {[%emt 0:01:07]} 21. Be3 {[%emt 0:08:37]} e5 {[%emt 0:02:51]} 22. Nc6 {[%emt 0:01:16]} Bxc6 {[%emt 0:01:00]} 23. Qxc4 {[%emt 0:01:44]} b5 {[%emt 0:12:05]} 24. Qxc6 {[%emt 0:00:19]} Qxc6 {[%emt 0:00:02]} 25. Bxc6 {[%emt 0:00:08]} Rxc6 {[%emt 0:00:04]} 26. a4 {[%emt 0:03:11]} Nc7 {[%emt 0:00:44]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.4"]
[White "Parkhov, Yair"]
[Black "Postny, Evgeny"]
[Result "1/2-1/2"]
[ECO "B12"]
[WhiteElo "2407"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "51"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,51,21,18,19,22,16,22,29,27,27,31,33,40,7,25,31,29,20,22,14,20,0,0,0,20,0,58,19,20,14,27,-7,0,8,7,17,37,-4,46,20,33,37,19,-20]} 1. e4 c6 2. d4 d5 3. e5 Bf5 4. h4 h6 5. g4 Bd7 6. Be3 {B12: Caro-Kann: Advance Variation.} e6 7. Qd2 c5 8. dxc5 Qc7 9. Nc3 a6 10. f4 Bxc5 11. h5 Ne7 12. Nf3 Bxe3 13. Qxe3 Nbc6 14. O-O-O O-O-O {[#]} 15. Be2 $146 ({Predecessor:} 15. Kb1 Kb8 16. Bh3 Na5 17. b3 Rc8 18. Kb2 b5 19. Rc1 Qb7 20. Ne2 b4 21. Nfd4 {1-0 (48) Motylev,A (2680)-Zhou,J (1938) China 2014}) 15... Kb8 16. Kb1 Rc8 17. Qc5 Rhd8 (17... f6 $11) 18. Rh3 Be8 19. Nd4 Nxd4 20. Qxc7+ (20. Qxd4 {looks sharper.} f6 21. exf6 Nc6 22. Qd2 gxf6 23. Bd3) 20... Rxc7 21. Rxd4 Rdc8 22. Rd2 Nc6 23. Rg3 Re7 24. a3 g5 25. hxg6 fxg6 26. Bd3 {Weighted Error Value: White=0.11/Black=0.11} (26. g5 $5 {[%cal Rg5h6]}) 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.5"]
[White "Rozen, Eytan"]
[Black "Kobo, Ori"]
[Result "0-1"]
[ECO "D35"]
[WhiteElo "2399"]
[BlackElo "2460"]
[Annotator "ChessBase"]
[PlyCount "80"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:47]} Nf6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:28]} e6 {[%emt 0:00:28]} 3. g3 {[%emt 0:00:32]} d5 {[%emt 0:01:13]} 4. Bg2 {[%emt 0:01:24]} h6 {[%emt 0:02:29]} 5. Nf3 {[%emt 0:02:14]} Bd6 {[%emt 0:00:24]} 6. O-O {[%emt 0:00:49]} Nc6 {[%emt 0:00:51]} 7. cxd5 {[%emt 0:02:03]} exd5 {[%emt 0:00:08]} 8. Nc3 {[%emt 0:00:10]} O-O {[%emt 0:05:00]} 9. Bf4 {[%emt 0:00:32]} Bxf4 {[%emt 0:04:38]} 10. gxf4 {[%emt 0:00:04]} Ne7 {[%emt 0:00:15]} 11. e3 {[%emt 0:01:04]} Nf5 {[%emt 0:05:43]} 12. b4 {[%emt 0:05:01]} Nd6 {[%emt 0:04:50]} 13. Qb3 {[%emt 0:05:26]} Be6 {[%emt 0:02:56]} 14. Ne5 {[%emt 0:02:22]} Nfe4 {[%emt 0:04:38]} 15. Nxe4 {[%emt 0:11:34]} Nxe4 {[%emt 0:00:33]} 16. Rfd1 {[%emt 0:00:29]} Qe8 {[%emt 0:14:55]} 17. Rac1 {[%emt 0:22:46]} c6 {[%emt 0:10:16]} 18. b5 {[%emt 0:04:35]} f6 {[%emt 0:00:44]} 19. bxc6 {[%emt 0:09:33]} fxe5 {[%emt 0:00:44]} 20. cxb7 {[%emt 0:00:10]} Rb8 {[%emt 0:00:47]} 21. dxe5 {[%emt 0:00:43]} Qf7 {[%emt 0:15:16]} 22. f3 {[%emt 0:03:27]} d4 {[%emt 0:02:36]} 23. Qc2 {[%emt 0:04:39]} Nc3 {[%emt 0:00:19]} 24. Rxd4 {[%emt 0:02:05]} Nxa2 {[%emt 0:05:22]} 25. Ra1 {[%emt 0:02:34]} Rxb7 {[%emt 0:04:27]} 26. f5 {[%emt 0:03:02]} Qxf5 {[%emt 0:01:54]} 27. Qxf5 {[%emt 0:02:53]} Rxf5 {[%emt 0:00:05]} 28. Rd6 {[%emt 0:02:24]} Rb2 {[%emt 0:04:48]} 29. f4 {[%emt 0:00:30]} Kf7 {[%emt 0:02:25]} 30. Ra6 {[%emt 0:01:53]} Nc3 {[%emt 0:01:31]} 31. Rxa7+ {[%emt 0:02:15]} Kg8 {[%emt 0:00:02]} 32. Ra8+ {[%emt 0:02:46]} Kh7 {[%emt 0:01:42]} 33. Re8 {[%emt 0:01:34]} Bf7 {[%emt 0:02:09]} 34. Re7 {[%emt 0:00:33]} Bd5 {[%emt 0:01:10]} 35. Bf1 {[%emt 0:03:12]} Ne2+ {[%emt 0:00:45]} 36. Bxe2 {[%emt 0:00:21]} Rxe2 {[%emt 0:00:05]} 37. Rd7 {[%emt 0:00:50]} Bf3 {[%emt 0:00:55]} 38. e6 {[%emt 0:00:27]} Rh5 {[%emt 0:00:42]} 39. e7 {[%emt 0:00:22]} Rhxh2 {[%emt 0:00:21]} 40. e8=Q {[%emt 0:00:33]} Rh1# {[%emt 0:00:07]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.6"]
[White "Tzidkiya, Yeshaayahu"]
[Black "Birnboim, Nathan"]
[Result "0-1"]
[ECO "B33"]
[WhiteElo "2380"]
[BlackElo "2381"]
[Annotator "ChessBase"]
[PlyCount "94"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:06:47]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:24]} Nc6 {[%emt 0:00:00]} 3. d4 {[%emt 0:01:03]} cxd4 {[%emt 0:00:00]} 4. Nxd4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:00]} 5. Nc3 {[%emt 0:00:03]} e5 {[%emt 0:00:00]} 6. Ndb5 {[%emt 0:00:06]} d6 {[%emt 0:00:05]} 7. Bg5 {[%emt 0:00:18]} a6 {[%emt 0:00:09]} 8. Na3 {[%emt 0:00:04]} b5 {[%emt 0:00:10]} 9. Nd5 {[%emt 0:00:52]} Be7 {[%emt 0:00:11]} 10. Bxf6 {[%emt 0:00:05]} Bxf6 {[%emt 0:00:06]} 11. c4 {[%emt 0:01:08]} b4 {[%emt 0:00:23]} 12. Nc2 {[%emt 0:00:03]} O-O {[%emt 0:00:29]} 13. g3 {[%emt 0:01:50]} Rb8 {[%emt 0:06:58]} 14. Qd3 {[%emt 0:00:28]} Bg5 {[%emt 0:03:23]} 15. h4 {[%emt 0:00:43]} Bh6 {[%emt 0:00:07]} 16. Bh3 {[%emt 0:00:10]} Be6 {[%emt 0:03:13]} 17. Kf1 {[%emt 0:01:31]} a5 {[%emt 0:03:53]} 18. b3 {[%emt 0:00:11]} Bxd5 {[%emt 0:10:09]} 19. cxd5 {[%emt 0:00:27]} Na7 {[%emt 0:00:44]} 20. a3 {[%emt 0:01:10]} Qc7 {[%emt 0:34:09]} 21. axb4 {[%emt 0:00:28]} axb4 {[%emt 0:00:07]} 22. Kg2 {[%emt 0:11:27]} Nb5 {[%emt 0:10:43]} 23. Nxb4 {[%emt 0:48:52]} Qc3 {[%emt 0:00:11]} 24. Ra4 {[%emt 0:00:11]} Qxd3 {[%emt 0:05:41]} 25. Nxd3 {[%emt 0:00:01]} Nc3 {[%emt 0:00:53]} 26. Rc4 {[%emt 0:10:04]} Rxb3 {[%emt 0:00:33]} 27. Nb4 {[%emt 0:00:17]} g6 {[%emt 0:00:56]} 28. Ra1 {[%emt 0:03:54]} Nb1 {[%emt 0:00:55]} 29. Nc6 {[%emt 0:00:36]} Rb2 {[%emt 0:04:10]} 30. Ne7+ {[%emt 0:09:28]} Kg7 {[%emt 0:00:36]} 31. Nc8 {[%emt 0:00:50]} Nd2 {[%emt 0:10:26]} 32. Rca4 {[%emt 0:00:07]} Rd8 {[%emt 0:00:28]} 33. Re1 {[%emt 0:01:05]} Rc2 {[%emt 0:02:02]} 34. Ne7 {[%emt 0:00:37]} Rb8 {[%emt 0:00:53]} 35. Bg4 {[%emt 0:01:05]} Nc4 {[%emt 0:01:27]} 36. Re2 {[%emt 0:00:45]} Rc1 {[%emt 0:00:34]} 37. Kh2 {[%emt 0:00:34]} Nd2 {[%emt 0:02:22]} 38. Ra2 {[%emt 0:00:36]} Rd1 {[%emt 0:00:32]} 39. f4 {[%emt 0:00:36]} exf4 {[%emt 0:00:07]} 40. Kg2 {[%emt 0:00:09]} Nc4 {[%emt 0:00:14]} 41. gxf4 {[%emt 0:43:11]} Rbb1 {[%emt 0:35:31]} 42. Rf2 {[%emt 0:04:49]} Rg1+ {[%emt 0:09:13]} 43. Kh3 {[%emt 0:00:06]} Rb3+ {[%emt 0:04:05]} 44. Rf3 {[%emt 0:00:12]} Rxf3+ {[%emt 0:00:34]} 45. Bxf3 {[%emt 0:00:01]} Bxf4 {[%emt 0:00:16]} 46. Bg2 {[%emt 0:00:44]} Ne3 {[%emt 0:01:22]} 47. Nc6 {[%emt 0:00:06]} h5 {[%emt 0:00:39]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.7"]
[White "Dvoirys, Semen I."]
[Black "Smirin, Ilia"]
[Result "0-1"]
[ECO "B41"]
[WhiteElo "2483"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "90"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,90,64,21,24,19,35,0,6,0,0,9,0,-46,-9,-16,0,-20,-18,-22,-15,-23,-21,-34,-22,-24,0,-67,-68,-92,-58,-51,-45,-62,-45,-52,-49,-60,-32,-29,-11,-27,0,-58,-67,-54,-57,-62,-62,-88,-79,-176,-162,-170,-113,-246,-220,-218,-203,-348,-341,-359,-353,-427,-441,-439,-427,-437,-435,-515,-467,-29990,-686,-673,-672,-654,-650,-637,-596]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. c4 Nf6 6. Nc3 Qc7 7. Be2 Bb4 8. Qd3 (8. Nc2 $5 {[%cal Rc2b4]} Bxc3+ 9. bxc3 $14) 8... O-O {B41: Sicilian: Kan Variation: 5 c4.} 9. O-O d6 10. Qg3 Bxc3 {[#]The position is equal.} 11. Bh6 $1 {[%csl Gh6][%cal Rg3g7]} Ne8 12. bxc3 {[#]} Nd7 $146 {[%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} ({Predecessor:} 12... Kh8 13. Bg5 e5 14. Nf5 Bxf5 15. exf5 Nd7 16. Rad1 Nef6 17. Qh4 Rac8 18. Rd2 Qc5 {1-0 (32) Bacallao Alonso,Y (2577)-Barrientos,S (2486) Cali 2017}) 13. Kh1 Nc5 14. f3 e5 15. Nc2 f5 16. exf5 Bxf5 17. Ne3 Be6 {White should prevent ...Kh8.} 18. f4 Ne4 {[%mdl 64] Double Attack} 19. Qh4 {Strongly threatening fxe5.} N8f6 (19... Nxc3 {looks sharper.} 20. fxe5 Rxf1+ 21. Rxf1 Nxe2 22. Qf2 Ng3+) 20. f5 Bd7 $15 ({Not} 20... gxh6 $2 21. fxe6 Qg7 22. Nf5 $18) 21. Nd5 Qd8 (21... Nxd5 {seems wilder.} 22. cxd5 Nf6 23. Qg5 Be8 24. Qg3 Kh8) 22. Nxf6+ Nxf6 23. Bg5 h6 24. Be3 Bc6 25. Rad1 Ne4 26. Qg4 Qf6 27. Rd3 Rf7 28. Bb6 ({White should play} 28. Bc1 $11) 28... Raf8 29. Kg1 Qe7 30. Re3 Nf6 31. Qh4 {[#]} Qd7 $1 32. Bd3 {[#]} (32. Qh3 $17) 32... Bxg2 $1 $19 {[%mdl 512]} 33. Rf2 Qc6 34. c5 {[#] White does not recover from this.} (34. Rxg2 $17 Qxb6 35. Qxh6) 34... e4 $1 35. Bc4 {[#]} d5 $1 {And now ...Bf3 would win.} 36. Be2 (36. Rxg2 $142 dxc4 37. Qxh6) 36... Bf3 $1 37. Bxf3 exf3 38. Rfxf3 Ne4 39. Qg4 Qd7 40. Rd3 Ng5 41. Rf4 Rxf5 42. h4 {[#]} (42. c6 $19 Qe6 43. Rxf5 Rxf5 44. Bf2 bxc6 45. Re3) 42... h5 $1 43. Rxf5 {Black is clearly winning.} hxg4 44. Rxf8+ Kxf8 45. hxg5 Qf5 {Weighted Error Value: White=0.42/Black=0.27} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.8"]
[White "Steinberg, Nitzan"]
[Black "Ben Ari, Yannay"]
[Result "1-0"]
[ECO "B30"]
[WhiteElo "2553"]
[BlackElo "2403"]
[Annotator "ChessBase"]
[PlyCount "77"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:36]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:57]} 3. Bb5 {[%emt 0:02:35]} e6 {[%emt 0:00:27]} 4. O-O {[%emt 0:02:22]} Nge7 {[%emt 0:00:15]} 5. Re1 {[%emt 0:00:34]} Nd4 {[%emt 0:00:24]} 6. Nxd4 {[%emt 0:10:00]} cxd4 {[%emt 0:00:03]} 7. d3 {[%emt 0:00:42]} a6 {[%emt 0:03:03]} 8. Ba4 {[%emt 0:00:54]} Nc6 {[%emt 0:09:03]} 9. Nd2 {[%emt 0:02:35]} b5 {[%emt 0:24:03]} 10. Bb3 {[%emt 0:00:04]} Bb7 {[%emt 0:04:14]} 11. a3 {[%emt 0:04:23]} Bd6 {[%emt 0:06:30]} 12. Nf3 {[%emt 0:13:30]} O-O {[%emt 0:02:04]} 13. Bd2 {[%emt 0:08:38]} Rc8 {[%emt 0:11:45]} 14. Rc1 {[%emt 0:02:29]} Qb6 {[%emt 0:06:49]} 15. Ng5 {[%emt 0:08:20]} h6 {[%emt 0:04:22]} 16. Nh3 {[%emt 0:00:08]} Kh7 {[%emt 0:06:06]} 17. f4 {[%emt 0:14:18]} Qd8 {[%emt 0:03:38]} 18. f5 {[%emt 0:02:38]} Qh4 {[%emt 0:08:07]} 19. Rf1 {[%emt 0:01:12]} Ne5 {[%emt 0:01:47]} 20. Rf4 {[%emt 0:04:13]} Qf6 {[%emt 0:01:40]} 21. fxe6 {[%emt 0:03:15]} Qg6 {[%emt 0:00:09]} 22. exd7 {[%emt 0:06:53]} Nxd7 {[%emt 0:00:59]} 23. Rg4 {[%emt 0:00:41]} Qf6 {[%emt 0:00:02]} 24. Qe2 {[%emt 0:01:40]} Ne5 {[%emt 0:00:41]} 25. Rf4 {[%emt 0:00:29]} Qg6 {[%emt 0:00:42]} 26. Rcf1 {[%emt 0:01:32]} Rce8 {[%emt 0:01:05]} 27. Rf5 {[%emt 0:05:06]} Kh8 {[%emt 0:01:48]} 28. Bxh6 {[%emt 0:02:08]} gxh6 {[%emt 0:02:01]} 29. Rf6 {[%emt 0:00:01]} Qg7 {[%emt 0:00:18]} 30. Rxd6 {[%emt 0:00:33]} Rg8 {[%emt 0:00:49]} 31. Rff6 {[%emt 0:01:55]} Re6 {[%emt 0:00:22]} 32. Rfxe6 {[%emt 0:00:45]} fxe6 {[%emt 0:00:01]} 33. Rxe6 {[%emt 0:01:07]} Ng4 {[%emt 0:00:51]} 34. Nf4 {[%emt 0:00:25]} Qg5 {[%emt 0:00:33]} 35. g3 {[%emt 0:00:47]} Kh7 {[%emt 0:00:43]} 36. Rb6 {[%emt 0:00:32]} Rg7 {[%emt 0:00:01]} 37. h4 {[%emt 0:00:32]} Qe7 {[%emt 0:00:55]} 38. Ne6 {[%emt 0:00:18]} Rg6 {[%emt 0:00:35]} 39. Rxb7 {[%emt 0:00:16]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.9"]
[White "Rechlis, Gad"]
[Black "Haimovich, Tal"]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2513"]
[BlackElo "2375"]
[Annotator "ChessBase"]
[PlyCount "99"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:15:28]} e5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:13]} Nc6 {[%emt 0:00:00]} 3. Bb5 {[%emt 0:00:03]} a6 {[%emt 0:00:00]} 4. Ba4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:00]} 5. O-O {[%emt 0:00:04]} Be7 {[%emt 0:00:00]} 6. Re1 {[%emt 0:00:06]} b5 {[%emt 0:00:10]} 7. Bb3 {[%emt 0:00:01]} d6 {[%emt 0:00:12]} 8. c3 {[%emt 0:00:06]} O-O {[%emt 0:00:07]} 9. h3 {[%emt 0:00:22]} Nb8 {[%emt 0:00:12]} 10. d4 {[%emt 0:00:32]} Nbd7 {[%emt 0:00:05]} 11. Nbd2 {[%emt 0:00:59]} Bb7 {[%emt 0:00:15]} 12. Bc2 {[%emt 0:11:11]} Re8 {[%emt 0:00:11]} 13. b3 {[%emt 0:17:47]} Bf8 {[%emt 0:15:59]} 14. Bb2 {[%emt 0:10:34]} g6 {[%emt 0:17:15]} 15. a4 {[%emt 0:00:41]} Bg7 {[%emt 0:02:27]} 16. d5 {[%emt 0:01:39]} c6 {[%emt 0:03:23]} 17. c4 {[%emt 0:00:21]} b4 {[%emt 0:03:46]} 18. a5 {[%emt 0:02:25]} c5 {[%emt 0:02:54]} 19. Nf1 {[%emt 0:01:11]} Nh5 {[%emt 0:00:55]} 20. Ne3 {[%emt 0:06:15]} Bc8 {[%emt 0:04:22]} 21. Kh2 {[%emt 0:10:15]} Ra7 {[%emt 0:02:33]} 22. Ng1 {[%emt 0:01:50]} Ndf6 {[%emt 0:09:22]} 23. g3 {[%emt 0:03:11]} Rae7 {[%emt 0:05:04]} 24. Ra2 {[%emt 0:04:50]} Rf8 {[%emt 0:12:13]} 25. Bb1 {[%emt 0:05:00]} Kh8 {[%emt 0:03:04]} 26. Ng2 {[%emt 0:01:43]} Ng8 {[%emt 0:02:46]} 27. f4 {[%emt 0:04:37]} exf4 {[%emt 0:03:05]} 28. Bxg7+ {[%emt 0:00:11]} Nxg7 {[%emt 0:00:45]} 29. gxf4 {[%emt 0:01:08]} Rfe8 {[%emt 0:00:35]} 30. Rae2 {[%emt 0:00:36]} f6 {[%emt 0:03:00]} 31. Qd2 {[%emt 0:01:23]} Qxa5 {[%emt 0:04:26]} 32. Nf3 {[%emt 0:00:05]} Qd8 {[%emt 0:02:04]} 33. Ngh4 {[%emt 0:00:35]} Qd7 {[%emt 0:00:47]} 34. Kg1 {[%emt 0:00:25]} a5 {[%emt 0:03:07]} 35. e5 {[%emt 0:00:04]} f5 {[%emt 0:00:48]} 36. Qb2 {[%emt 0:00:31]} Nh6 {[%emt 0:00:45]} 37. e6 {[%emt 0:00:40]} Qd8 {[%emt 0:00:55]} 38. Rg2 {[%emt 0:00:12]} Rf8 {[%emt 0:00:43]} 39. Kh1 {[%emt 0:01:00]} Rc7 {[%emt 0:00:29]} 40. Nxg6+ {[%emt 0:00:43]} hxg6 {[%emt 0:00:16]} 41. Rxg6 {[%emt 1:00:01]} Ng8 {[%emt 0:33:59]} 42. Reg1 {[%emt 0:00:00]} Rf6 {[%emt 0:05:12]} 43. Bxf5 {[%emt 0:00:00]} Rxg6 {[%emt 0:13:46]} 44. Rxg6 {[%emt 0:00:00]} Qf8 {[%emt 0:00:18]} 45. Nh4 {[%emt 0:00:00]} a4 {[%emt 0:03:29]} 46. bxa4 {[%emt 0:00:00]} Ba6 {[%emt 0:00:27]} 47. Bd3 {[%emt 0:00:00]} Bxc4 {[%emt 0:04:21]} 48. Bxc4 {[%emt 0:00:00]} Ne7 {[%emt 0:00:35]} 49. f5 {[%emt 0:00:00]} Nexf5 {[%emt 0:00:49]} 50. Rf6 {[%emt 0:00:00]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.10"]
[White "Iliaguev, Nisim"]
[Black "Kraus, Ohad"]
[Result "1-0"]
[ECO "A30"]
[WhiteElo "2332"]
[BlackElo "2363"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. c4 {[%emt 0:00:00]} Nf6 {[%emt 0:03:19]} 2. g3 {[%emt 0:00:00]} c5 {[%emt 0:00:32]} 3. Bg2 {[%emt 0:00:03]} e6 {[%emt 0:00:17]} 4. Nf3 {[%emt 0:00:52]} Qc7 {[%emt 0:01:30]} 5. O-O {[%emt 0:00:36]} b6 {[%emt 0:01:41]} 6. d4 {[%emt 0:06:02]} Bb7 {[%emt 0:01:08]} 7. Nc3 {[%emt 0:00:38]} a6 {[%emt 0:05:52]} 8. d5 {[%emt 0:03:03]} exd5 {[%emt 0:05:46]} 9. cxd5 {[%emt 0:00:01]} d6 {[%emt 0:01:28]} 10. a4 {[%emt 0:04:56]} Nbd7 {[%emt 0:02:51]} 11. e4 {[%emt 0:01:52]} Be7 {[%emt 0:01:42]} 12. Nh4 {[%emt 0:04:53]} Ng8 {[%emt 0:12:02]} 13. Nf5 {[%emt 0:01:42]} g6 {[%emt 0:00:30]} 14. Ne3 {[%emt 0:00:30]} f6 {[%emt 0:25:38]} 15. f4 {[%emt 0:03:25]} Nh6 {[%emt 0:02:25]} 16. Nc4 {[%emt 0:01:46]} Nf7 {[%emt 0:00:28]} 17. Bh3 {[%emt 0:02:00]} Rd8 {[%emt 0:06:15]} 18. Be6 {[%emt 0:04:47]} Nf8 {[%emt 0:02:37]} 19. Qb3 {[%emt 0:09:20]} Rb8 {[%emt 0:00:31]} 20. Bxf7+ {[%emt 0:29:01]} Kxf7 {[%emt 0:00:05]} 21. Qxb6 {[%emt 0:00:17]} Qxb6 {[%emt 0:14:31]} 22. Nxb6 {[%emt 0:00:05]} Ke8 {[%emt 0:02:56]} 23. Nc4 {[%emt 0:01:52]} Nd7 {[%emt 0:01:03]} 24. Bd2 {[%emt 0:03:02]} Bc8 {[%emt 0:03:41]} 25. Nd1 {[%emt 0:01:35]} h5 {[%emt 0:03:00]} 26. Bc3 {[%emt 0:01:55]} Rh7 {[%emt 0:00:11]} 27. Nde3 {[%emt 0:00:30]} Bf8 {[%emt 0:00:19]} 28. Rae1 {[%emt 0:01:18]} Rb7 {[%emt 0:00:59]} 29. Na5 {[%emt 0:01:50]} Rb8 {[%emt 0:00:20]} 30. Nc6 {[%emt 0:00:54]} Rb7 {[%emt 0:00:29]} 31. Nc4 {[%emt 0:00:29]} Rf7 {[%emt 0:00:20]} 32. Rf2 {[%emt 0:01:42]} Nb6 {[%emt 0:00:12]} 33. N6a5 {[%emt 0:06:49]} Nxc4 {[%emt 0:00:28]} 34. Nxc4 {[%emt 0:00:49]} Bd7 {[%emt 0:00:22]} 35. e5 {[%emt 0:02:42]} fxe5 {[%emt 0:00:08]} 36. fxe5 {[%emt 0:00:01]} Rxf2 {[%emt 0:00:43]} 37. exd6+ {[%emt 0:01:11]} Kf7 {[%emt 0:00:25]} 38. Kxf2 {[%emt 0:01:03]} Bxa4 {[%emt 0:00:10]} 39. Re6 {[%emt 0:01:31]} Bg7 {[%emt 0:01:31]} 40. Bxg7 {[%emt 0:04:00]} Kxg7 {[%emt 0:00:02]} 41. Ne5 {[%emt 0:38:46]} Rxb2+ {[%emt 0:35:22]} 42. Ke3 {[%emt 0:01:14]} Rb3+ {[%emt 0:01:16]} 43. Kf4 {[%emt 0:01:02]} Rb4+ {[%emt 0:05:11]} 44. Kg5 {[%emt 0:01:26]} Rd4 {[%emt 0:00:29]} 45. Re7+ {[%emt 0:00:44]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.11"]
[White "Lahav, Michal"]
[Black "Solomon, Asif"]
[Result "0-1"]
[ECO "B22"]
[WhiteElo "2216"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "124"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,124,25,19,18,0,10,-10,8,0,-6,-8,27,16,31,27,214,215,171,145,131,77,83,29,208,191,171,118,239,242,249,181,206,195,182,169,185,199,191,200,373,378,340,178,174,173,164,109,210,90,227,221,331,324,429,412,450,435,508,500,496,487,496,490,477,451,387,-33,-48,-167,-143,-138,-51,-95,-87,-96,-99,-201,-209,-205,-149,-286,-60,-60,-64,-231,-201,-201,-197,-495,-8,-8,-8,-8,-8,-8,-8,-8,-8,-29979,-29980,-29980,-29981,-29984,-29985,-29986,-29987,-29987,-29987,-29989,-29990]} 1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. Nf3 e6 5. d4 cxd4 6. cxd4 d6 7. Bc4 Nc6 8. O-O Be7 9. Qe2 O-O {B22: Sicilian: 2 c3.} 10. Bb3 {10.Rd1 is becoming the main line.} Bd7 11. Qe4 Rc8 {The position is equal.} 12. Nc3 Nxc3 13. bxc3 dxe5 14. dxe5 {[#]} Qc7 $146 ({Predecessor:} 14... Qa5 15. Bc2 g6 16. Bh6 Rfd8 17. Qf4 Qxc3 18. Rac1 Qb4 19. Be4 Nd4 20. Nxd4 Qxd4 21. Bxb7 Qxf4 22. Bxf4 Rxc1 23. Rxc1 {1-0 (57) Kislinsky,A (2463)-Pichot,A (2630) Chess.com INT 2021}) 15. Bg5 $40 {[%mdl 128] White mounts an attack.} f6 $2 (15... Bxg5 $11 {and Black is okay.} 16. Nxg5 g6) 16. exf6 $18 Bxf6 17. Rad1 (17. Bxe6+ $6 Bxe6 18. Qxe6+ Qf7 $14) 17... Rce8 18. Rd3 (18. h4 $142) 18... Na5 $16 19. Bc2 (19. Bxf6 $16 Rxf6 20. Qe5 Qxe5 21. Nxe5) 19... g6 $2 (19... Bc6 $11 {and Black has nothing to worry.} 20. Qxh7+ Kxh7 21. Rd7+ {[%mdl 64] Discovered Attack} Kg8 22. Rxc7 Rc8 23. Rxc8 Rxc8) 20. Bxf6 $18 Rxf6 21. Qh4 ({Better is} 21. Qd4 $18 Rf7 22. Ng5 (22. Qxa7 Bb5 $15)) 21... Rf7 (21... Ref8 $16) 22. Ng5 $1 {[%cal Rg5f7]} Rg7 {intending ...Bb5.} 23. Rfd1 {Black must now prevent Ne4.} Rf8 24. Rh3 Qf4 25. Nxh7 {aiming for g4.} Qxh4 26. Rxh4 Rxh7 27. Rxh7 Kxh7 $2 (27... Ba4 {was necessary.} 28. Rdd7 (28. Bxa4 Kxh7 29. Re1 Rc8 $16) 28... Bxd7 29. Rxd7 Rf7) 28. Rxd7+ {[%mdl 4096] Endgame KRB-KRN} Kh6 29. Kf1 (29. h4 $142) 29... Rc8 30. Rd3 Rc6 31. f4 (31. Ke2 $18) 31... Nc4 (31... e5 $16 {was called for.}) 32. Rh3+ $1 Kg7 33. Rg3 $1 e5 (33... b5 {keeps fighting.} 34. Bxg6 (34. Rxg6+ Kf7 $18) 34... Kf6) 34. f5 $1 Rd6 35. Ke1 Na3 36. Bd3 Kf8 37. fxg6 {Threatening mate with g7+.} Kg7 38. h4 e4 39. Bxe4 Re6 40. Rg4 Nb1 41. Kf1 $2 (41. Kf2 $18 Nxc3 42. Bxb7) 41... Nd2+ $15 {[%mdl 64] Double Attack} 42. Kg1 (42. Ke2 $15 Rxe4+ 43. Rxe4 Nxe4 44. Kd3) 42... Rxe4 $19 {KRN-KR} 43. Rg5 Re1+ ({Black should play} 43... Rxh4 $17 {Threatens to win with ...Ra4.} 44. Rd5 Ne4 45. Rd7+ Kxg6 46. Rxb7 Rh7 47. Rxh7 Kxh7) 44. Kf2 Re7 {Strongly threatening ...Ne4+.} 45. Ra5 b6 46. Ra3 (46. Rd5 $17 Ne4+ 47. Kf3) 46... Kxg6 47. g4 a5 {And now ...Re4 would win.} 48. c4 (48. Ra4 $17 {was forced.}) 48... Re4 $2 (48... Nxc4 $19 49. Rh3 Ne5) 49. c5 $15 Nc4 50. Rf3 (50. h5+ $1 $15 Kh6 51. Rg3) 50... bxc5 51. h5+ Kg7 $1 52. Rf5 $2 (52. g5 {was worth a try.}) 52... Re5 $2 (52... Ne5 $19 53. Rg5+ Kh6) 53. Rxe5 $11 Nxe5 {KN-K3P} 54. g5 Nf7 (54... Nd3+ {is more complex.} 55. Ke3 Nb4 56. a4 Nd5+ 57. Kd3 Nb6) 55. g6 {[%cal Rg6f7]} Nh6 (55... Nd6 {keeps more tension.} 56. Ke3 a4 57. Kd3 Kf6 58. Kc3 Ke6) 56. Ke3 Kf6 57. Kd3 $2 {[%mdl 8192]} (57. Ke4 $11) 57... Ke5 {Black mates.} 58. Kc4 {[#]} Kd6 $1 59. Kb5 Kd5 60. Kxa5 c4 {[%cal Bc5c4,Bc4c3][%mdl 32]} 61. Kb4 {[#]} Kd4 $1 62. a4 c3 {Never resign too early!  Weighted Error Value: White=0.52/Black=0.46} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.12"]
[White "Kupervaser, Erez"]
[Black "Gruenfeld, Yehuda"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2371"]
[BlackElo "2412"]
[Annotator "NA"]
[PlyCount "69"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:01:46]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:07]} d6 {[%emt 0:00:00]} 3. Bb5+ {[%emt 0:00:34]} Bd7 {[%emt 0:00:32]} 4. Bxd7+ {[%emt 0:00:13]} Qxd7 {[%emt 0:00:07]} 5. O-O {[%emt 0:00:10]} Nf6 {[%emt 0:00:07]} 6. e5 {[%emt 0:02:27]} dxe5 {[%emt 0:00:05]} 7. Nxe5 {[%emt 0:00:06]} Qc8 {[%emt 0:00:11]} 8. a4 {[%emt 0:01:57]} Nc6 {[%emt 0:01:49]} 9. Nc4 {[%emt 0:00:12]} e6 {[%emt 0:00:18]} 10. Re1 {[%emt 0:00:09]} Be7 {[%emt 0:00:06]} 11. Ra3 {[%emt 0:03:41]} O-O {[%emt 0:00:46]} 12. Rg3 {[%emt 0:00:08]} Rd8 {[%emt 0:13:51]} 13. Nc3 {[%emt 0:03:05]} Nd4 {[%emt 0:14:43]} 14. d3 {[%emt 0:02:46]} Qc7 {[%emt 0:04:17]} 15. Bg5 {[%emt 0:12:16]} g6 {[%emt 0:15:32]} 16. Qc1 {[%emt 0:08:16]} Nh5 {[%emt 0:10:51]} 17. Bxe7 {[%emt 0:04:26]} Qxe7 {[%emt 0:00:42]} 18. Rh3 {[%emt 0:02:12]} f5 {[%emt 0:03:45]} 19. Nb5 {[%emt 0:07:21]} Nxb5 {[%emt 0:04:42]} 20. axb5 {[%emt 0:00:08]} Re8 {[%emt 0:03:01]} 21. Qe3 {[%emt 0:06:34]} a6 {[%emt 0:02:29]} 22. Nb6 {[%emt 0:02:20]} Rad8 {[%emt 0:00:22]} 23. bxa6 {[%emt 0:00:35]} bxa6 {[%emt 0:01:53]} 24. Qe5 {[%emt 0:06:38]} Ng7 {[%emt 0:04:28]} 25. Rhe3 {[%emt 0:01:22]} Qd6 {[%emt 0:04:37]} 26. Nc4 {[%emt 0:01:29]} Qc6 {[%emt 0:00:57]} 27. Qc3 {[%emt 0:04:08]} Rd5 {[%emt 0:03:45]} 28. Ra1 {[%emt 0:01:05]} Re7 {[%emt 0:02:04]} 29. Ree1 {[%emt 0:03:34]} Nh5 {[%emt 0:01:59]} 30. Ra5 {[%emt 0:01:59]} f4 {[%emt 0:01:19]} 31. Nd2 {[%emt 0:03:45]} Ra7 {[%emt 0:02:59]} 32. b3 {[%emt 0:01:11]} f3 {[%emt 0:01:20]} 33. g3 {[%emt 0:01:17]} Rf5 {[%emt 0:00:49]} 34. Ne4 {[%emt 0:00:51]} Kf7 {[%emt 0:00:26]} 35. g4 {[%emt 0:02:19]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.13"]
[White "Kochavi, Ori"]
[Black "Shohat, Yotam"]
[Result "1-0"]
[ECO "E61"]
[WhiteElo "2273"]
[BlackElo "2371"]
[Annotator "ChessBase"]
[PlyCount "109"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. Nf3 {[%emt 0:00:33]} Nf6 {[%emt 0:01:00]} 2. e3 {[%emt 0:00:11]} g6 {[%emt 0:00:09]} 3. b4 {[%emt 0:00:03]} Bg7 {[%emt 0:00:05]} 4. Bb2 {[%emt 0:00:02]} O-O {[%emt 0:00:07]} 5. c4 {[%emt 0:00:25]} d6 {[%emt 0:00:05]} 6. d4 {[%emt 0:00:04]} Nbd7 {[%emt 0:00:12]} 7. Be2 {[%emt 0:00:22]} e5 {[%emt 0:05:45]} 8. Nc3 {[%emt 0:00:13]} Re8 {[%emt 0:00:41]} 9. O-O {[%emt 0:00:06]} e4 {[%emt 0:01:52]} 10. Nd2 {[%emt 0:00:03]} Nf8 {[%emt 0:00:21]} 11. Qc2 {[%emt 0:00:10]} Bf5 {[%emt 0:00:51]} 12. a4 {[%emt 0:00:03]} h5 {[%emt 0:00:34]} 13. a5 {[%emt 0:00:38]} a6 {[%emt 0:00:05]} 14. b5 {[%emt 0:01:14]} N8h7 {[%emt 0:01:26]} 15. c5 {[%emt 0:07:42]} d5 {[%emt 0:25:45]} 16. c6 {[%emt 0:03:27]} bxc6 {[%emt 0:00:20]} 17. bxa6 {[%emt 0:00:02]} c5 {[%emt 0:04:09]} 18. Bb5 {[%emt 0:21:55]} Re6 {[%emt 0:32:09]} 19. Nb3 {[%emt 0:15:45]} Ng4 {[%emt 0:08:23]} 20. h3 {[%emt 0:11:10]} Ng5 {[%emt 0:08:27]} 21. Ne2 {[%emt 0:22:44]} Bh6 {[%emt 0:05:20]} 22. Ng3 {[%emt 0:01:42]} Nxh3+ {[%emt 0:00:29]} 23. gxh3 {[%emt 0:00:03]} Qh4 {[%emt 0:00:08]} 24. hxg4 {[%emt 0:00:47]} Bxg4 {[%emt 0:00:11]} 25. Rfe1 {[%emt 0:04:06]} c4 {[%emt 0:00:22]} 26. Bxc4 {[%emt 0:02:47]} dxc4 {[%emt 0:00:02]} 27. Qxc4 {[%emt 0:00:04]} Rf6 {[%emt 0:01:51]} 28. Qf1 {[%emt 0:02:31]} Bh3 {[%emt 0:01:41]} 29. Qe2 {[%emt 0:01:13]} Bg4 {[%emt 0:00:06]} 30. Qf1 {[%emt 0:00:03]} Bh3 {[%emt 0:01:12]} 31. Qe2 {[%emt 0:00:18]} Bg4 {[%emt 0:00:05]} 32. Qf1 {[%emt 0:00:41]} Bf3 {[%emt 0:00:51]} 33. Rac1 {[%emt 0:02:24]} Qg4 {[%emt 0:00:50]} 34. Kh2 {[%emt 0:00:03]} h4 {[%emt 0:00:23]} 35. Qh3 {[%emt 0:00:32]} hxg3+ {[%emt 0:00:14]} 36. fxg3 {[%emt 0:00:46]} Rf5 {[%emt 0:01:06]} 37. Rc5 {[%emt 0:00:10]} Qxh3+ {[%emt 0:00:33]} 38. Kxh3 {[%emt 0:00:04]} Rxa6 {[%emt 0:00:11]} 39. g4 {[%emt 0:00:32]} Rg5 {[%emt 0:00:47]} 40. Rxg5 {[%emt 0:00:14]} Bxg5 {[%emt 0:00:01]} 41. d5 {[%emt 1:02:57]} f5 {[%emt 0:31:49]} 42. Be5 {[%emt 0:00:00]} Bxg4+ {[%emt 0:10:02]} 43. Kg3 {[%emt 0:00:00]} Ra7 {[%emt 0:01:17]} 44. Bd4 {[%emt 0:00:00]} Ra8 {[%emt 0:13:12]} 45. Rc1 {[%emt 0:00:00]} Be7 {[%emt 0:01:07]} 46. Be5 {[%emt 0:00:00]} Bd6 {[%emt 0:00:08]} 47. Bxd6 {[%emt 0:00:00]} cxd6 {[%emt 0:00:02]} 48. Kf4 {[%emt 0:00:00]} Kf7 {[%emt 0:01:51]} 49. Kg5 {[%emt 0:00:00]} Ra7 {[%emt 0:00:07]} 50. Rc6 {[%emt 0:00:00]} Bd1 {[%emt 0:01:01]} 51. Nd4 {[%emt 0:00:00]} Rxa5 {[%emt 0:00:55]} 52. Rc7+ {[%emt 0:00:00]} Ke8 {[%emt 0:00:22]} 53. Kf6 {[%emt 0:00:00]} Ba4 {[%emt 0:00:10]} 54. Ne6 {[%emt 0:00:00]} Bd7 {[%emt 0:00:15]} 55. Rb7 {[%emt 0:00:00]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.14"]
[White "Efroimski, Marsel"]
[Black "Parnes, Nadav"]
[Result "1-0"]
[ECO "B08"]
[WhiteElo "2357"]
[BlackElo "2273"]
[Annotator "NA"]
[PlyCount "73"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:02:33]} d6 {[%emt 0:00:00]} 2. d4 {[%emt 0:00:03]} Nf6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:03]} g6 {[%emt 0:00:00]} 4. Bf4 {[%emt 0:00:02]} c6 {[%emt 0:00:09]} 5. Qd2 {[%emt 0:00:22]} Nbd7 {[%emt 0:00:12]} 6. Nf3 {[%emt 0:06:14]} Bg7 {[%emt 0:01:17]} 7. Bh6 {[%emt 0:00:12]} O-O {[%emt 0:01:28]} 8. h4 {[%emt 0:01:05]} e5 {[%emt 0:02:29]} 9. h5 {[%emt 0:03:43]} Nxh5 {[%emt 0:04:16]} 10. O-O-O {[%emt 0:00:05]} Bxh6 {[%emt 0:12:28]} 11. Qxh6 {[%emt 0:00:10]} Qf6 {[%emt 0:00:14]} 12. dxe5 {[%emt 0:07:07]} dxe5 {[%emt 0:02:08]} 13. Rxd7 {[%emt 0:02:37]} Bxd7 {[%emt 0:01:15]} 14. Rxh5 {[%emt 0:00:01]} Qf4+ {[%emt 0:04:14]} 15. Qxf4 {[%emt 0:00:10]} exf4 {[%emt 0:00:03]} 16. Rh1 {[%emt 0:00:04]} f6 {[%emt 0:01:39]} 17. Bd3 {[%emt 0:05:03]} Kg7 {[%emt 0:13:32]} 18. Ne2 {[%emt 0:00:34]} g5 {[%emt 0:01:02]} 19. e5 {[%emt 0:00:11]} h6 {[%emt 0:00:30]} 20. exf6+ {[%emt 0:01:04]} Rxf6 {[%emt 0:02:11]} 21. Nxg5 {[%emt 0:00:06]} Bg4 {[%emt 0:13:20]} 22. f3 {[%emt 0:04:30]} hxg5 {[%emt 0:04:49]} 23. Rh7+ {[%emt 0:00:04]} Kg8 {[%emt 0:00:09]} 24. fxg4 {[%emt 0:00:02]} b5 {[%emt 0:01:03]} 25. Rh5 {[%emt 0:00:16]} Kf7 {[%emt 0:00:10]} 26. Rxg5 {[%emt 0:00:24]} Rg8 {[%emt 0:00:15]} 27. Rxg8 {[%emt 0:00:21]} Kxg8 {[%emt 0:00:05]} 28. Bf5 {[%emt 0:00:11]} Rh6 {[%emt 0:01:19]} 29. Nxf4 {[%emt 0:00:33]} Rh1+ {[%emt 0:00:06]} 30. Kd2 {[%emt 0:00:02]} Rb1 {[%emt 0:00:34]} 31. Nd3 {[%emt 0:00:47]} c5 {[%emt 0:00:44]} 32. b3 {[%emt 0:02:45]} Rg1 {[%emt 0:00:54]} 33. Nxc5 {[%emt 0:02:56]} Rxg2+ {[%emt 0:00:05]} 34. Kc3 {[%emt 0:00:01]} a5 {[%emt 0:00:51]} 35. Nb7 {[%emt 0:00:42]} Rg3+ {[%emt 0:00:34]} 36. Kd4 {[%emt 0:00:39]} a4 {[%emt 0:00:20]} 37. Ke4 {[%emt 1:02:48]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.15"]
[White "Stolyarsky, Yegor"]
[Black "Aizenberg, Benny"]
[Result "0-1"]
[ECO "A57"]
[WhiteElo "2063"]
[BlackElo "2307"]
[Annotator "NA"]
[PlyCount "92"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:04]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:14]} c5 {[%emt 0:00:00]} 3. d5 {[%emt 0:00:13]} b5 {[%emt 0:00:00]} 4. c4 {[%emt 0:00:14]} g6 {[%emt 0:00:00]} 5. cxb5 {[%emt 0:00:20]} a6 {[%emt 0:00:00]} 6. b6 {[%emt 0:00:12]} d6 {[%emt 0:00:00]} 7. Nc3 {[%emt 0:00:21]} Nbd7 {[%emt 0:00:00]} 8. e4 {[%emt 0:00:43]} Bg7 {[%emt 0:00:02]} 9. Be2 {[%emt 0:00:43]} O-O {[%emt 0:00:27]} 10. a4 {[%emt 0:00:15]} a5 {[%emt 0:00:41]} 11. Nd2 {[%emt 0:01:15]} Nxb6 {[%emt 0:01:14]} 12. O-O {[%emt 0:00:53]} Ba6 {[%emt 0:01:58]} 13. Nb5 {[%emt 0:00:28]} Rb8 {[%emt 0:01:05]} 14. Ra2 {[%emt 0:02:36]} Na8 {[%emt 0:09:57]} 15. b3 {[%emt 0:04:23]} Nc7 {[%emt 0:01:57]} 16. Na7 {[%emt 0:00:28]} Bxe2 {[%emt 0:01:12]} 17. Qxe2 {[%emt 0:00:07]} Qd7 {[%emt 0:03:27]} 18. Nc6 {[%emt 0:00:29]} Ra8 {[%emt 0:00:14]} 19. Nc4 {[%emt 0:00:30]} Ncxd5 {[%emt 0:00:30]} 20. exd5 {[%emt 0:03:48]} Nxd5 {[%emt 0:03:36]} 21. Nxe7+ {[%emt 0:00:30]} Nxe7 {[%emt 0:00:30]} 22. Nb6 {[%emt 0:01:28]} Qb7 {[%emt 0:09:42]} 23. Nxa8 {[%emt 0:00:51]} Nf5 {[%emt 0:01:20]} 24. Bb2 {[%emt 0:03:50]} Rxa8 {[%emt 0:02:18]} 25. Bxg7 {[%emt 0:00:21]} Kxg7 {[%emt 0:00:12]} 26. Qc4 {[%emt 0:00:30]} Nd4 {[%emt 0:00:30]} 27. Rd1 {[%emt 0:00:30]} Re8 {[%emt 0:00:30]} 28. Rad2 {[%emt 0:00:30]} Re4 {[%emt 0:00:30]} 29. Rxd4 {[%emt 0:00:30]} cxd4 {[%emt 0:00:30]} 30. f3 {[%emt 0:06:06]} Rf4 {[%emt 0:23:43]} 31. g3 {[%emt 0:05:01]} Qxf3 {[%emt 0:06:23]} 32. Qd3 {[%emt 0:00:55]} Qg4 {[%emt 0:07:47]} 33. b4 {[%emt 0:01:40]} axb4 {[%emt 0:02:16]} 34. h3 {[%emt 0:00:30]} Qg5 {[%emt 0:00:30]} 35. a5 {[%emt 0:00:30]} Rf6 {[%emt 0:00:30]} 36. Ra1 {[%emt 0:00:30]} Qd5 {[%emt 0:00:30]} 37. a6 {[%emt 0:00:30]} Rf3 {[%emt 0:00:30]} 38. Qe2 {[%emt 0:00:30]} Rxg3+ {[%emt 0:00:30]} 39. Kh2 {[%emt 0:04:36]} Re3 {[%emt 0:08:26]} 40. Qf2 {[%emt 0:00:30]} Qe5+ {[%emt 0:00:30]} 41. Kg1 {[%emt 1:00:30]} Rg3+ {[%emt 1:00:30]} 42. Kf1 {[%emt 0:00:30]} Qb5+ {[%emt 0:00:30]} 43. Qe2 {[%emt 0:00:30]} Rf3+ {[%emt 0:00:30]} 44. Ke1 {[%emt 0:00:30]} Re3 {[%emt 0:00:30]} 45. Qxe3 {[%emt 0:00:30]} dxe3 {[%emt 0:00:30]} 46. a7 {[%emt 0:00:30]} Qd5 {[%emt 0:00:30]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.13"]
[Round "7.16"]
[White "Ben Artzi, Ido"]
[Black "Katz, Kiril"]
[Result "1-0"]
[ECO "B07"]
[WhiteElo "2368"]
[BlackElo "1957"]
[Annotator "NA"]
[PlyCount "55"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:43]} Nf6 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:01:56]} g6 {[%emt 0:00:00]} 3. Nbd2 {[%emt 0:00:40]} Bg7 {[%emt 0:00:00]} 4. e4 {[%emt 0:00:40]} d6 {[%emt 0:00:05]} 5. Bd3 {[%emt 0:00:12]} O-O {[%emt 0:00:09]} 6. O-O {[%emt 0:00:09]} e5 {[%emt 0:01:09]} 7. c3 {[%emt 0:00:11]} Nc6 {[%emt 0:00:11]} 8. dxe5 {[%emt 0:02:57]} Nxe5 {[%emt 0:02:26]} 9. Nxe5 {[%emt 0:00:10]} dxe5 {[%emt 0:00:05]} 10. Nc4 {[%emt 0:00:04]} Qe7 {[%emt 0:02:50]} 11. b3 {[%emt 0:04:47]} Rd8 {[%emt 0:02:46]} 12. Ba3 {[%emt 0:00:38]} Qe8 {[%emt 0:09:19]} 13. Qe2 {[%emt 0:02:50]} b6 {[%emt 0:05:08]} 14. Rfd1 {[%emt 0:04:00]} Ba6 {[%emt 0:08:55]} 15. f3 {[%emt 0:03:37]} Nh5 {[%emt 0:02:55]} 16. g3 {[%emt 0:00:14]} Qe6 {[%emt 0:05:40]} 17. Ne3 {[%emt 0:02:34]} Bxd3 {[%emt 0:03:06]} 18. Rxd3 {[%emt 0:01:26]} Rxd3 {[%emt 0:00:41]} 19. Qxd3 {[%emt 0:00:09]} Bh6 {[%emt 0:02:51]} 20. Rd1 {[%emt 0:06:58]} Qh3 {[%emt 0:15:20]} 21. Ng4 {[%emt 0:04:59]} Bg5 {[%emt 0:01:27]} 22. Qd7 {[%emt 0:05:21]} Kg7 {[%emt 0:01:19]} 23. Qxc7 {[%emt 0:01:35]} Re8 {[%emt 0:02:27]} 24. Rd7 {[%emt 0:04:07]} Kg8 {[%emt 0:03:29]} 25. Rxf7 {[%emt 0:12:27]} Rd8 {[%emt 0:02:57]} 26. Nh6+ {[%emt 0:01:13]} Bxh6 {[%emt 0:00:35]} 27. Qxd8+ {[%emt 0:00:08]} Kxf7 {[%emt 0:00:04]} 28. Qe7+ {[%emt 0:00:12]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.1"]
[White "Mikhalevski, Victor"]
[Black "Boruchovsky, Avital"]
[Result "1-0"]
[ECO "A07"]
[WhiteElo "2552"]
[BlackElo "2541"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,65,19,16,32,25,0,0,-15,-12,-14,25,-10,-1,-11,-7,-14,0,-19,-3,-19,-17,-46,-4,-33,27,-19,40,35,43,5,28,22,50,10,61,61,126,121,248,145,168,126,610,632,612,594,759,799,786,796,782,709,983,940,1674,1528,2275,2100]} 1. Nf3 d5 2. g3 e6 3. Bg2 Nf6 4. O-O b5 5. d3 Be7 6. e4 {A07: Réti Opening: New York and Capablanca Systems.} c6 {[#]} 7. e5 $146 ({Predecessor:} 7. Nbd2 a5 8. Re1 b4 9. e5 Nfd7 10. h4 Na6 11. Nf1 Nac5 12. N1h2 a4 13. a3 bxa3 14. bxa3 {1-0 (40) Valkesalmi,K (2410)-Pyhala,A (2385) Helsinki 1989}) 7... Nfd7 8. h4 {The position is equal.} O-O 9. Re1 b4 10. Nbd2 c5 11. Nf1 Nc6 12. N1h2 a5 {[%cal Ba7a5,Ba5a4][%mdl 32]} 13. Bf4 a4 14. c4 Nb6 15. Qe2 Bb7 16. h5 Na5 (16... h6 $15) 17. Rac1 Ra7 (17... h6 $11) 18. h6 $14 g6 $1 19. Ng4 Nd7 20. Red1 Re8 21. Qe3 Qa8 (21... d4 $11 22. Qe2 Nc6) 22. Bg5 Bf8 (22... d4 $14 23. Qf4 Bxf3 24. Bxe7 Rxe7 25. Bxf3 Qd8) 23. Qf4 Nc6 (23... d4 $16 24. Bf6 Bc6) 24. cxd5 (24. d4 $18) 24... exd5 $16 25. Bf6 Ne7 $2 {[%mdl 8192]} (25... Ra6 $16) 26. e6 $18 {White is clearly winning.} fxe6 27. Nfe5 ({Worse is} 27. Qd6 {[#]} Nf5 $1 $17) 27... Nxe5 28. Bxe5 {[#] Strongly threatening Qf6.} Nf5 29. Nf6+ Kf7 30. g4 Bxh6 31. Qh2 Rh8 32. Rxc5 Bg7 33. gxf5 {Weighted Error Value: White=0.15/Black=0.57} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.2"]
[White "Gorshtein, Ido"]
[Black "Parkhov, Yair"]
[Result "1/2-1/2"]
[ECO "D35"]
[WhiteElo "2387"]
[BlackElo "2407"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. c4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 2. Nc3 {[%emt 0:00:12]} d5 {[%emt 0:00:00]} 3. d4 {[%emt 0:00:02]} Nf6 {[%emt 0:00:00]} 4. Nf3 {[%emt 0:02:32]} e6 {[%emt 0:02:00]} 5. cxd5 {[%emt 0:00:23]} exd5 {[%emt 0:00:12]} 6. Bg5 {[%emt 0:01:29]} h6 {[%emt 0:00:19]} 7. Bh4 {[%emt 0:02:30]} Bf5 {[%emt 0:00:10]} 8. e3 {[%emt 0:02:37]} Nbd7 {[%emt 0:00:11]} 9. Bd3 {[%emt 0:00:45]} Bxd3 {[%emt 0:00:11]} 10. Qxd3 {[%emt 0:00:02]} Bd6 {[%emt 0:00:13]} 11. Bg3 {[%emt 0:00:21]} Bxg3 {[%emt 0:04:29]} 12. hxg3 {[%emt 0:00:02]} Qe7 {[%emt 0:01:23]} 13. Rb1 {[%emt 0:01:39]} a5 {[%emt 0:10:22]} 14. Nd2 {[%emt 0:05:51]} O-O {[%emt 0:00:24]} 15. f3 {[%emt 0:00:12]} h5 {[%emt 0:09:56]} 16. Kf2 {[%emt 0:00:44]} g6 {[%emt 0:00:17]} 17. Nb3 {[%emt 0:06:10]} Kg7 {[%emt 0:02:44]} 18. Nc1 {[%emt 0:00:26]} b5 {[%emt 0:05:27]} 19. Qd2 {[%emt 0:12:03]} Nb6 {[%emt 0:03:19]} 20. b3 {[%emt 0:00:22]} b4 {[%emt 0:07:21]} 21. N3e2 {[%emt 0:04:47]} Nc8 {[%emt 0:00:13]} 22. Nd3 {[%emt 0:01:16]} Nd6 {[%emt 0:00:14]} 23. Nc5 {[%emt 0:00:11]} Nf5 {[%emt 0:04:20]} 24. Nf4 {[%emt 0:03:37]} Rae8 {[%emt 0:03:26]} 25. Rbe1 {[%emt 0:00:16]} Qd6 {[%emt 0:03:01]} 26. Qd3 {[%emt 0:09:39]} Re7 {[%emt 0:04:09]} 27. Re2 {[%emt 0:06:50]} Rfe8 {[%emt 0:00:26]} 28. Rhe1 {[%emt 0:00:15]} Kg8 {[%emt 0:05:41]} 29. Qb1 {[%emt 0:14:30]} Nh6 {[%emt 0:10:55]} 30. Qc1 {[%emt 0:04:01]} g5 {[%emt 0:05:55]} 31. Nfd3 {[%emt 0:03:03]} Nhg4+ {[%emt 0:00:55]} 32. fxg4 {[%emt 0:02:09]} Nxg4+ {[%emt 0:00:08]} 33. Kg1 {[%emt 0:00:07]} Qxg3 {[%emt 0:00:20]} 34. Nf2 {[%emt 0:00:02]} f5 {[%emt 0:08:33]} 35. Ncd3 {[%emt 0:06:33]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.3"]
[White "Gorodetsky, David"]
[Black "Nabaty, Tamir"]
[Result "0-1"]
[ECO "B06"]
[WhiteElo "2495"]
[BlackElo "2638"]
[Annotator "TA"]
[PlyCount "64"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,64,38,45,38,47,63,45,25,51,41,30,9,52,-26,-30,-27,-43,-17,-27,-110,-107,-97,-98,-83,-82,-144,-146,-227,-210,-352,-330,-310,-315,-369,-356,-360,-360,-670,-730,-970,-949,-1028,-1020,-1003,-998,-920,-921,-1350,-1339,-1385,-854,-5117,-4286,-1968,-1954,-1382,-1237]} 1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Be3 a6 5. g4 b5 6. Bg2 {B06: Modern Defence.} Bb7 7. h4 h6 8. Nge2 {White is slightly better.} Nd7 {[%cal Bb8d7,Bd7c5,Bc5e4][%mdl 32]} 9. Ng3 {[#]} e6 $5 $146 {[%mdl 8] New and interesting.} ({Predecessor:} 9... e5 10. d5 Bf6 11. h5 Bg5 12. hxg6 fxg6 13. Qd2 Bxe3 14. Qxe3 Qf6 15. Nce2 Nb6 {1-0 (44) L'Ami,E (2648)-Rademakers,E (2247) Hilversum 2019}) 10. f4 c5 11. Nce2 (11. Qd2 $1 $14) 11... Ngf6 $11 12. Bf3 cxd4 $1 13. Qxd4 Nc5 14. Rd1 (14. O-O-O $11 {remains equal.}) 14... O-O $17 {aiming for ...Nfxe4.} 15. Qb4 {[#]} Nfxe4 16. Nxe4 Nxe4 17. Bd4 {[#]} (17. Rh3 $142) 17... Rc8 $1 $36 {[%cal Rc8c4][%mdl 2048] Hoping for ...Rc4. Black has strong initiative.} 18. Bxg7 (18. b3 $17 {might work better.} Bxd4 19. Rxd4) 18... Rc4 $19 19. Qxc4 (19. Qa3 $142 Kxg7 20. Qe3 Qa5+ 21. Kf1) 19... bxc4 20. Bxf8 Kxf8 21. Rd4 Qa5+ 22. c3 {[#]} Nxc3 {[%mdl 512]} 23. Nxc3 $2 (23. Bxb7 Nxe2+ 24. Kxe2) 23... Bxf3 {Black is clearly winning.} 24. Rh2 Qb6 25. Rhd2 e5 26. fxe5 dxe5 27. Rd8+ Kg7 {[%cal Rb6g1]} 28. Kf1 Bxg4 29. Ne4 Bf5 30. Nd6 Bd3+ 31. Rxd3 cxd3 32. Ne8+ Kh7 {White did not feel at home in the position after the opening.  Weighted Error Value: White=0.95/Black=0.14} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.4"]
[White "Kobo, Ori"]
[Black "Sokolovsky, Yahli"]
[Result "1-0"]
[ECO "C77"]
[WhiteElo "2460"]
[BlackElo "2472"]
[Annotator "ChessBase"]
[PlyCount "65"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} e5 {[%emt 0:00:45]} 2. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:03]} 3. Bb5 {[%emt 0:00:36]} a6 {[%emt 0:00:11]} 4. Ba4 {[%emt 0:00:07]} Nf6 {[%emt 0:00:25]} 5. d3 {[%emt 0:00:51]} d6 {[%emt 0:02:03]} 6. c4 {[%emt 0:02:32]} g6 {[%emt 0:04:20]} 7. Nc3 {[%emt 0:05:41]} Bg7 {[%emt 0:01:04]} 8. Nd5 {[%emt 0:09:48]} h6 {[%emt 0:05:22]} 9. Nb4 {[%emt 0:02:17]} Bd7 {[%emt 0:01:59]} 10. Nxc6 {[%emt 0:00:08]} bxc6 {[%emt 0:02:26]} 11. c5 {[%emt 0:03:35]} O-O {[%emt 0:04:37]} 12. O-O {[%emt 0:12:20]} Re8 {[%emt 0:03:18]} 13. Re1 {[%emt 0:09:49]} d5 {[%emt 0:17:02]} 14. b4 {[%emt 0:01:28]} a5 {[%emt 0:11:11]} 15. a3 {[%emt 0:03:03]} axb4 {[%emt 0:03:45]} 16. axb4 {[%emt 0:00:02]} dxe4 {[%emt 0:15:10]} 17. dxe4 {[%emt 0:00:10]} Nxe4 {[%emt 0:00:05]} 18. Bb2 {[%emt 0:00:12]} f5 {[%emt 0:01:24]} 19. Bb3+ {[%emt 0:00:38]} Be6 {[%emt 0:01:31]} 20. Bxe6+ {[%emt 0:01:51]} Rxe6 {[%emt 0:00:09]} 21. Qb3 {[%emt 0:01:04]} Kf7 {[%emt 0:00:12]} 22. Rxa8 {[%emt 0:05:08]} Qxa8 {[%emt 0:00:06]} 23. Bxe5 {[%emt 0:01:54]} Qc8 {[%emt 0:09:10]} 24. h4 {[%emt 0:07:55]} Qd7 {[%emt 0:07:10]} 25. Rd1 {[%emt 0:06:45]} Qe7 {[%emt 0:01:07]} 26. Rd3 {[%emt 0:05:46]} Qe8 {[%emt 0:06:21]} 27. Bxc7 {[%emt 0:02:48]} g5 {[%emt 0:00:02]} 28. Rd8 {[%emt 0:02:30]} Qe7 {[%emt 0:00:23]} 29. Qd3 {[%emt 0:03:31]} Nf6 {[%emt 0:00:45]} 30. hxg5 {[%emt 0:00:43]} Qxc7 {[%emt 0:01:50]} 31. gxf6 {[%emt 0:00:17]} Kxf6 {[%emt 0:00:01]} 32. Rd7 {[%emt 0:00:56]} Qf4 {[%emt 0:00:39]} 33. Qc3+ {[%emt 0:00:12]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.5"]
[White "Birnboim, Nathan"]
[Black "Steinberg, Nitzan"]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2381"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "67"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 23,67,31,31,30,34,22,27,22,58,22,122,114,131,143,139,136,148,150,312,315,273,213,835,824,1821,1639,2117,2061,29993,29994,29994,29990,29991,29987,29981,5279,29974,29975,29981,29981,29981,29982,29988,29989,29989,29990]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Nxd7 5. O-O Ngf6 6. Qe2 e6 7. b3 Be7 8. Bb2 O-O 9. c4 a6 10. Nc3 Qa5 11. d4 cxd4 12. Nxd4 Rac8 13. Kh1 {B52: Sicilian: Moscow Variation with 3...Bd7.} Rfe8 14. f4 Bf8 15. Rad1 {[%cal Ba1d1,Bd1d3,Bd3g3][%mdl 32] White has an edge.} h6 {[#]} 16. Rd3 $146 ({Predecessor:} 16. g4 e5 17. Nf5 exf4 18. Rxf4 b5 19. h4 b4 20. Na4 d5 21. cxd5 Nxd5 22. Nxh6+ gxh6 23. Rf5 Qd8 24. Rdxd5 Qxh4+ 25. Kg2 Rc7 26. Rh5 Qe7 27. g5 {½-½ (27) Ortiz,M (2169)-Kizimenko,N (2307) LSS email 2010}) 16... d5 (16... Qh5 $11) 17. e5 Ne4 18. Nxe4 dxe4 19. Rg3 (19. Qxe4 $2 Nc5 $19) 19... Nc5 (19... Qxa2 $2 20. Ra1 $18) 20. f5 Nd3 $2 (20... Rcd8 $16 {is a better defense.}) 21. f6 $18 (21. fxe6 $6 fxe6 22. Ba1 (22. Qxe4 Nxb2 23. Rg6 Rcd8 $17) 22... Nxe5 $18) 21... g5 22. h4 Nxb2 $2 ({But not} 22... Qxa2 $2 23. Qxe4 Qb1 24. Qxd3 $18 (24. Rxb1 Nf2+ 25. Kg1 Nxe4 $16) (24. Rxg5+ $2 hxg5 25. Rxb1 Nf2+ {[%mdl 64] Double Attack} 26. Kh2 Nxe4 $19)) (22... Nxe5 23. hxg5 Ng6 24. gxh6 (24. Qxe4 h5 $18) 24... Kh7) 23. Qxe4 Nxc4 24. bxc4 Rc5 25. Nf3 {White threatens Nxg5! and mate.} Kh8 26. Nxg5 hxg5 27. Rxg5 Bh6 28. Rh5 Qd2 29. g4 (29. Kh2 $142 Rxc4 30. Qxc4 Rg8 31. Qe2 $3 {[%mdl 512]} Rxg2+ 32. Qxg2 Qxg2+ 33. Kxg2 Kh7 34. Kf3) 29... Kg8 30. g5 {White mates.} Rxe5 31. Qxe5 Qd3 32. Kg1 Bf8 {[#]} 33. g6 $1 Bc5+ 34. Kg2 {Black did not feel at home in the position after the opening.  Weighted Error Value: White=0.04/Black=0.44} ({Worse is} 34. Qxc5 Qg3+ 35. Kh1 Qh3+ {[%mdl 64] Double Attack} 36. Kg1 Qg3+ {[%mdl 64] Double Attack} 37. Kh1 Qh3+ {[%mdl 64] Double Attack} 38. Kg1 Qg3+ $11 {[%mdl 64] Double Attack}) 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.6"]
[White "Smirin, Ilia"]
[Black "Rechlis, Gad"]
[Result "1-0"]
[ECO "B67"]
[WhiteElo "2614"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "55"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,55,44,26,37,7,16,27,70,78,61,55,77,77,110,57,73,50,132,132,133,139,132,101,95,93,224,222,751,755,746,762,762,762,755,747,701,700,697,690]} 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 Be7 10. Kb1 Qc7 {10...Nxd4 is more advanced technology. B67: Sicilian: Richter-Rauzer: 7...a6 8 0-0-0 Bd7, lines without 9 f4 Be7.} 11. g4 Nxd4 12. Qxd4 b5 {White has an edge.} 13. Be3 O-O 14. g5 {[#]} Nh5 $146 ({Predecessor:} 14... Ne8 15. h4 Rb8 16. Ne2 b4 17. Ng3 a5 18. Rc1 Qb7 19. f4 Bc6 20. Rg1 a4 {1-0 (38) Semenova,I (2241)-Kuzmin,E (2033) St Petersburg 2011}) 15. Qd2 $1 Rfd8 16. Bh3 $1 g6 $1 17. Bg4 Ng7 {[#]} ({Black should try} 17... Rac8 $1 $14) 18. h4 $1 $16 b4 19. Ne2 d5 20. e5 ({Don't play} 20. exd5 $6 Bc6 $14) 20... d4 ({Don't blunder} 20... Qxe5 $2 21. Bf4 $18) 21. Nxd4 {Hoping for h5.} Qxe5 {[#] Black cannot hold the game after this.} (21... Nh5 $16 {keeps fighting.}) 22. h5 $1 $18 Qc7 (22... Nf5 23. f4 Qxe3 24. Nxf5 Qxd2 25. Nxe7+ Kf8 26. Nxg6+ (26. Rxd2 Kxe7 27. Rhd1 Bc6 $11) 26... hxg6 27. Rxd2 Bc6 28. Rxd8+ Rxd8) 23. hxg6 {White is clearly winning.} fxg6 24. Bf4 e5 {[#]} 25. Qh2 $1 {[%csl LRe5,LRh7]} exf4 26. Qxh7+ {[%mdl 64] Double Attack} Kf7 {[#]} 27. Ne6 $1 {[%mdl 576] Double Attack, Pin} Qe5 28. Rde1 {Weighted Error Value: White=0.04/Black=0.22} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.7"]
[White "Postny, Evgeny"]
[Black "Iliaguev, Nisim"]
[Result "1-0"]
[ECO "E11"]
[WhiteElo "2605"]
[BlackElo "2332"]
[Annotator "TA"]
[PlyCount "83"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,83,35,26,34,45,30,37,42,29,37,42,20,28,20,25,18,24,11,14,14,56,50,47,54,67,59,96,85,92,26,67,29,29,36,150,138,147,139,316,225,241,250,266,169,224,213,217,224,193,200,210,210,207,172,237,169,163,175,154,166,689,689,831,986,935,921,29983,29983,29982,29983,29998,29999]} 1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Nc3 O-O 7. Bg2 d6 {7...Na5 is not played anymore.} 8. d5 {E11: Bogo-Indian.} exd5 9. Nxd5 Bxd2+ 10. Qxd2 {White is slightly better.} Qd8 {[#]} 11. O-O $146 ({Predecessor:} 11. Qg5 Nxd5 12. Qxd8 Rxd8 13. cxd5 Ne7 14. Nd4 Bd7 15. O-O c5 16. dxc6 bxc6 17. Rac1 {0-1 (59) De Abreu,R (2009)-Serikbay,C (2173) Durban 2014}) 11... Re8 12. Rac1 a5 13. Rfe1 Ne4 14. Qf4 Nc5 15. Rcd1 Be6 16. h4 Bxd5 17. cxd5 Ne5 18. Nd4 Qd7 19. b3 b5 20. Qd2 b4 21. Qc2 (21. f4 $16) 21... a4 22. e4 axb3 23. axb3 Ng6 {[#]} (23... Qg4 $1 $14) 24. h5 $1 $16 {[%cal Rh5g6]} Nf8 25. h6 g6 $2 {Loses the game.} (25... Qg4 $16 {might work better.}) 26. Qd2 Qg4 27. Bf3 Qd7 28. Qf4 f5 (28... f6 $142 29. Qxf6 Qf7 30. Qxf7+ Kxf7) 29. e5 $18 ({Not} 29. exf5 Rxe1+ 30. Rxe1 Nd3 $17) 29... dxe5 30. Rxe5 {And now d6! would win.} Qd6 31. Rxe8 Rxe8 {[#]} 32. Qc1 {Threatens to win with Nb5.} Ne4 33. Bxe4 Rxe4 (33... fxe4 $142 34. Nb5 {[%mdl 64] Double Attack} Qf6) 34. Nb5 $40 {[%mdl 128] White wants a kill.} Qe5 {intending ...f4.} 35. Qxc7 Qxc7 36. Nxc7 {[%mdl 4096] Endgame KRN-KRN} Nd7 $2 (36... Kf7 37. Kf1 g5) 37. Ne6 Re5 38. Ng5 Nf6 39. d6 {White threatens d7 and mate.} Nd7 40. Rc1 {White mates.} Re8 41. Rc7 Nf8 42. Rg7+ {Weighted Error Value: White=0.16/Black=0.61} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.8"]
[White "Solomon, Asif"]
[Black "Rozen, Eytan"]
[Result "1-0"]
[ECO "D30"]
[WhiteElo "2356"]
[BlackElo "2399"]
[Annotator "ChessBase"]
[PlyCount "101"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:00]} e6 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:05]} c6 {[%emt 0:00:00]} 3. Nf3 {[%emt 0:02:59]} Nf6 {[%emt 0:00:45]} 4. e3 {[%emt 0:04:09]} a6 {[%emt 0:00:34]} 5. Bd3 {[%emt 0:01:20]} d5 {[%emt 0:00:13]} 6. b3 {[%emt 0:01:31]} Nbd7 {[%emt 0:01:29]} 7. O-O {[%emt 0:01:08]} b5 {[%emt 0:00:07]} 8. Nbd2 {[%emt 0:04:38]} Bd6 {[%emt 0:02:37]} 9. Bb2 {[%emt 0:04:22]} Qe7 {[%emt 0:09:27]} 10. Ne5 {[%emt 0:02:42]} Bb7 {[%emt 0:00:06]} 11. c5 {[%emt 0:02:25]} Bxe5 {[%emt 0:01:27]} 12. dxe5 {[%emt 0:00:07]} Ng8 {[%emt 0:00:01]} 13. b4 {[%emt 0:02:31]} a5 {[%emt 0:03:00]} 14. a3 {[%emt 0:01:13]} f6 {[%emt 0:00:14]} 15. f4 {[%emt 0:06:42]} Nh6 {[%emt 0:01:53]} 16. Qc2 {[%emt 0:06:03]} fxe5 {[%emt 0:03:28]} 17. Bxh7 {[%emt 0:11:33]} e4 {[%emt 0:05:31]} 18. Bg6+ {[%emt 0:01:11]} Kd8 {[%emt 0:00:38]} 19. h3 {[%emt 0:03:07]} Nf8 {[%emt 0:15:40]} 20. Bxe4 {[%emt 0:00:54]} dxe4 {[%emt 0:00:33]} 21. Nxe4 {[%emt 0:00:39]} Nf5 {[%emt 0:00:48]} 22. Rad1+ {[%emt 0:04:12]} Ke8 {[%emt 0:00:19]} 23. Rd3 {[%emt 0:04:00]} Rd8 {[%emt 0:02:34]} 24. Rfd1 {[%emt 0:02:43]} Rd5 {[%emt 0:05:02]} 25. Ng5 {[%emt 0:07:44]} Rxd3 {[%emt 0:01:09]} 26. Rxd3 {[%emt 0:00:09]} Nh7 {[%emt 0:00:27]} 27. e4 {[%emt 0:09:42]} Nxg5 {[%emt 0:00:55]} 28. exf5 {[%emt 0:00:12]} Ne4 {[%emt 0:03:26]} 29. fxe6 {[%emt 0:00:26]} Nf6 {[%emt 0:03:21]} 30. Rd6 {[%emt 0:04:42]} Rh6 {[%emt 0:00:48]} 31. f5 {[%emt 0:02:20]} Nd5 {[%emt 0:00:19]} 32. bxa5 {[%emt 0:03:51]} Qg5 {[%emt 0:02:02]} 33. Bc1 {[%emt 0:03:16]} Qg3 {[%emt 0:02:11]} 34. Qf2 {[%emt 0:01:25]} Rxh3 {[%emt 0:02:25]} 35. Qxg3 {[%emt 0:00:20]} Rxg3 {[%emt 0:00:01]} 36. Kh2 {[%emt 0:01:29]} Rg4 {[%emt 0:01:29]} 37. Kh3 {[%emt 0:00:10]} Ra4 {[%emt 0:00:30]} 38. Rd7 {[%emt 0:00:56]} b4 {[%emt 0:01:26]} 39. axb4 {[%emt 0:00:49]} Rxb4 {[%emt 0:00:21]} 40. Bg5 {[%emt 0:00:11]} Rb3+ {[%emt 0:00:25]} 41. g3 {[%emt 1:00:12]} Nf6 {[%emt 1:00:15]} 42. Rxg7 {[%emt 0:00:00]} Rxg3+ {[%emt 0:00:00]} 43. Kxg3 {[%emt 0:00:00]} Nh5+ {[%emt 0:00:00]} 44. Kg4 {[%emt 0:00:00]} Nxg7 {[%emt 0:00:00]} 45. Bh6 {[%emt 0:00:00]} Nh5 {[%emt 0:00:00]} 46. Kxh5 {[%emt 0:00:00]} Ba8 {[%emt 0:00:00]} 47. f6 {[%emt 0:00:00]} Kd8 {[%emt 0:00:00]} 48. f7 {[%emt 0:00:00]} Kc8 {[%emt 0:00:00]} 49. f8=Q+ {[%emt 0:00:00]} Kc7 {[%emt 0:00:00]} 50. Bf4+ {[%emt 0:00:00]} Kb7 {[%emt 0:00:00]} 51. Qb8+ {[%emt 0:00:00]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.9"]
[White "Tzidkiya, Yeshaayahu"]
[Black "Kochavi, Ori"]
[Result "0-1"]
[ECO "A08"]
[WhiteElo "2380"]
[BlackElo "2273"]
[Annotator "ChessBase"]
[PlyCount "68"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. Nf3 {[%emt 0:00:00]} d5 {[%emt 0:00:05]} 2. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:03]} 3. Bg2 {[%emt 0:00:00]} e6 {[%emt 0:00:06]} 4. O-O {[%emt 0:00:05]} c5 {[%emt 0:10:25]} 5. d3 {[%emt 0:00:36]} Nc6 {[%emt 0:02:36]} 6. Na3 {[%emt 0:14:15]} Be7 {[%emt 0:01:46]} 7. Bf4 {[%emt 0:00:05]} O-O {[%emt 0:01:25]} 8. e4 {[%emt 0:08:00]} Qb6 {[%emt 0:10:07]} 9. e5 {[%emt 0:09:14]} Nd7 {[%emt 0:00:26]} 10. Rb1 {[%emt 0:01:10]} Rd8 {[%emt 0:07:35]} 11. c4 {[%emt 0:01:33]} Nf8 {[%emt 0:02:26]} 12. Qe2 {[%emt 0:06:57]} Nd4 {[%emt 0:09:23]} 13. Nxd4 {[%emt 0:00:50]} cxd4 {[%emt 0:00:04]} 14. b4 {[%emt 0:02:20]} a5 {[%emt 0:06:28]} 15. c5 {[%emt 0:06:42]} Qc6 {[%emt 0:01:18]} 16. b5 {[%emt 0:10:04]} Qxc5 {[%emt 0:00:03]} 17. Nc2 {[%emt 0:00:04]} a4 {[%emt 0:06:37]} 18. Bc1 {[%emt 0:08:33]} Qb6 {[%emt 0:04:45]} 19. Bb2 {[%emt 0:02:17]} Bc5 {[%emt 0:01:07]} 20. Ba3 {[%emt 0:07:03]} Bd7 {[%emt 0:02:11]} 21. Bxc5 {[%emt 0:03:29]} Qxc5 {[%emt 0:00:29]} 22. Rfc1 {[%emt 0:00:04]} Rdc8 {[%emt 0:00:09]} 23. Qd2 {[%emt 0:03:19]} Ng6 {[%emt 0:05:01]} 24. f4 {[%emt 0:00:59]} Qb6 {[%emt 0:00:55]} 25. Qb4 {[%emt 0:06:59]} Rc5 {[%emt 0:10:06]} 26. Qxd4 {[%emt 0:01:48]} Qc7 {[%emt 0:00:04]} 27. b6 {[%emt 0:01:28]} Qc6 {[%emt 0:00:04]} 28. Qf2 {[%emt 0:01:03]} Rc8 {[%emt 0:00:07]} 29. Rb2 {[%emt 0:00:44]} a3 {[%emt 0:00:03]} 30. Rb3 {[%emt 0:00:36]} Rxc2 {[%emt 0:00:06]} 31. Rxc2 {[%emt 0:00:02]} Qxc2 {[%emt 0:00:04]} 32. Qxc2 {[%emt 0:00:03]} Rxc2 {[%emt 0:00:05]} 33. Rxa3 {[%emt 0:00:03]} Rb2 {[%emt 0:01:41]} 34. Ra8+ {[%emt 0:00:04]} Nf8 {[%emt 0:00:04]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.10"]
[White "Ben Ari, Yannay"]
[Black "Kupervaser, Erez"]
[Result "1/2-1/2"]
[ECO "A47"]
[WhiteElo "2403"]
[BlackElo "2371"]
[Annotator "ChessBase"]
[PlyCount "89"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:10]} Nf6 {[%emt 0:00:00]} 2. Bf4 {[%emt 0:02:50]} e6 {[%emt 0:02:22]} 3. e3 {[%emt 0:00:32]} b6 {[%emt 0:00:23]} 4. Nf3 {[%emt 0:03:54]} Bb7 {[%emt 0:00:14]} 5. Bd3 {[%emt 0:05:03]} Bd6 {[%emt 0:04:30]} 6. Bg3 {[%emt 0:03:10]} Bxg3 {[%emt 0:01:20]} 7. hxg3 {[%emt 0:00:02]} d6 {[%emt 0:01:09]} 8. Nbd2 {[%emt 0:01:48]} Nbd7 {[%emt 0:05:14]} 9. e4 {[%emt 0:02:33]} e5 {[%emt 0:00:54]} 10. c3 {[%emt 0:01:10]} Qe7 {[%emt 0:06:15]} 11. Qe2 {[%emt 0:01:14]} O-O {[%emt 0:03:34]} 12. O-O-O {[%emt 0:09:26]} Rfe8 {[%emt 0:07:44]} 13. Rh4 {[%emt 0:03:40]} Nf8 {[%emt 0:06:52]} 14. Re1 {[%emt 0:16:10]} Ng6 {[%emt 0:00:30]} 15. Rhh1 {[%emt 0:00:30]} a5 {[%emt 0:00:30]} 16. Kb1 {[%emt 0:00:30]} Rad8 {[%emt 0:17:11]} 17. d5 {[%emt 0:15:00]} c6 {[%emt 0:01:24]} 18. c4 {[%emt 0:00:47]} a4 {[%emt 0:38:54]} 19. Rc1 {[%emt 0:05:17]} Nd7 {[%emt 0:00:00]} 20. Nh4 {[%emt 0:10:03]} Nxh4 {[%emt 0:00:00]} 21. Rxh4 {[%emt 0:00:28]} h6 {[%emt 0:00:00]} 22. Nf1 {[%emt 0:03:27]} Nc5 {[%emt 0:00:00]} 23. dxc6 {[%emt 0:01:03]} Bxc6 {[%emt 0:00:00]} 24. Ne3 {[%emt 0:00:07]} Qb7 {[%emt 0:00:00]} 25. Nf5 {[%emt 0:00:58]} Re6 {[%emt 0:00:00]} 26. Ka1 {[%emt 0:03:28]} Rb8 {[%emt 0:00:00]} 27. Rd1 {[%emt 0:02:40]} Qa7 {[%emt 0:00:00]} 28. g4 {[%emt 0:02:23]} b5 {[%emt 0:00:00]} 29. g5 {[%emt 0:02:37]} Nxd3 {[%emt 0:00:00]} 30. Rxd3 {[%emt 0:01:45]} bxc4 {[%emt 0:00:00]} 31. Rg3 {[%emt 0:00:55]} Rb3 {[%emt 0:06:30]} 32. gxh6 {[%emt 0:02:20]} g6 {[%emt 0:00:00]} 33. Qd2 {[%emt 0:00:00]} Kh7 {[%emt 0:00:00]} 34. Kb1 {[%emt 0:00:16]} c3 {[%emt 0:00:00]} 35. Rxc3 {[%emt 0:00:11]} Rxc3 {[%emt 0:00:00]} 36. Qxc3 {[%emt 0:00:37]} Qxf2 {[%emt 0:02:30]} 37. Qxc6 {[%emt 0:00:48]} gxf5 {[%emt 0:00:30]} 38. exf5 {[%emt 0:00:32]} Qxf5+ {[%emt 0:00:00]} 39. Qe4 {[%emt 0:01:06]} Qxe4+ 40. Rxe4 {[%emt 0:00:30]} f5 {[%emt 0:00:00]} 41. Rxa4 {[%emt 0:31:30]} e4 {[%emt 1:02:00]} 42. Kc1 {[%emt 0:02:48]} Rg6 43. Ra5 {[%emt 0:00:08]} Rxg2 44. Rxf5 {[%emt 0:05:34]} e3 45. Rf7+ {[%emt 0:22:30]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.11"]
[White "Aizenberg, Benny"]
[Black "Dvoirys, Semen I."]
[Result "0-1"]
[ECO "B97"]
[WhiteElo "2307"]
[BlackElo "2483"]
[Annotator "ChessBase"]
[PlyCount "90"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:31]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:07]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:07]} 5. Nc3 {[%emt 0:00:00]} a6 {[%emt 0:00:06]} 6. Bg5 {[%emt 0:00:00]} e6 {[%emt 0:00:08]} 7. f4 {[%emt 0:00:00]} Qb6 {[%emt 0:00:44]} 8. Qd2 {[%emt 0:00:00]} Qxb2 {[%emt 0:00:06]} 9. Rb1 {[%emt 0:00:00]} Qa3 {[%emt 0:00:07]} 10. f5 {[%emt 0:00:00]} Nc6 {[%emt 0:00:06]} 11. fxe6 {[%emt 0:00:00]} fxe6 {[%emt 0:00:06]} 12. Nxc6 {[%emt 0:00:00]} bxc6 {[%emt 0:00:08]} 13. Be2 {[%emt 0:00:02]} Qa5 {[%emt 0:08:43]} 14. O-O {[%emt 0:14:46]} Be7 {[%emt 0:00:59]} 15. Kh1 {[%emt 0:10:35]} Qd8 {[%emt 0:06:49]} 16. Bxf6 {[%emt 0:11:56]} Bxf6 {[%emt 0:00:30]} 17. Bh5+ {[%emt 0:07:33]} g6 {[%emt 0:09:22]} 18. Qh6 {[%emt 0:12:45]} Qe7 {[%emt 0:14:46]} 19. Bxg6+ {[%emt 0:04:31]} Kd8 {[%emt 0:02:44]} 20. Qd2 {[%emt 0:15:10]} hxg6 {[%emt 0:00:56]} 21. Rxf6 {[%emt 0:01:07]} Qxf6 {[%emt 0:00:04]} 22. Qxd6+ {[%emt 0:00:06]} Bd7 {[%emt 0:06:38]} 23. Rd1 {[%emt 0:06:16]} Qe7 {[%emt 0:02:36]} 24. Qe5 {[%emt 0:00:28]} Rh5 {[%emt 0:00:44]} 25. Qg3 {[%emt 0:00:01]} Ra5 {[%emt 0:07:06]} 26. Qe1 {[%emt 0:01:56]} Ra3 {[%emt 0:02:26]} 27. Nb1 {[%emt 0:02:40]} Rxa2 {[%emt 0:01:27]} 28. Qc3 {[%emt 0:00:09]} Rb8 {[%emt 0:01:25]} 29. Nd2 {[%emt 0:02:48]} Ra4 {[%emt 0:07:08]} 30. Nb3 {[%emt 0:02:58]} Rxb3 {[%emt 0:03:11]} 31. Qxb3 {[%emt 0:00:07]} Rb4 {[%emt 0:00:19]} 32. Qd3 {[%emt 0:00:57]} Rb6 {[%emt 0:04:37]} 33. e5 {[%emt 0:02:02]} g5 {[%emt 0:00:11]} 34. Qg6 {[%emt 0:02:22]} Kc7 {[%emt 0:00:33]} 35. h3 {[%emt 0:00:42]} Rb5 {[%emt 0:00:28]} 36. Qd3 {[%emt 0:00:59]} Rd5 {[%emt 0:00:30]} 37. Qe2 {[%emt 0:00:01]} Rxd1+ {[%emt 0:00:27]} 38. Qxd1 {[%emt 0:00:02]} Qc5 {[%emt 0:00:08]} 39. Qe2 {[%emt 0:00:30]} a5 {[%emt 0:00:10]} 40. Qe4 {[%emt 0:00:50]} Qd5 {[%emt 0:00:36]} 41. Qe3 {[%emt 1:00:09]} c5 {[%emt 1:01:33]} 42. Qxg5 {[%emt 0:00:36]} a4 {[%emt 0:00:12]} 43. c4 {[%emt 0:01:02]} Qxc4 {[%emt 0:00:20]} 44. Qd2 {[%emt 0:00:19]} Qd5 {[%emt 0:00:27]} 45. Qb2 {[%emt 0:01:06]} Bc6 {[%emt 0:00:09]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.12"]
[White "Haimovich, Tal"]
[Black "Efroimski, Marsel"]
[Result "1/2-1/2"]
[ECO "D33"]
[WhiteElo "2375"]
[BlackElo "2357"]
[Annotator "ChessBase"]
[PlyCount "134"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:08:37]} 2. c4 {[%emt 0:00:00]} e6 {[%emt 0:00:08]} 3. Nc3 {[%emt 0:00:00]} c5 {[%emt 0:00:10]} 4. cxd5 {[%emt 0:00:00]} exd5 {[%emt 0:00:04]} 5. Nf3 {[%emt 0:00:00]} Nc6 {[%emt 0:00:03]} 6. g3 {[%emt 0:00:01]} Nf6 {[%emt 0:00:07]} 7. Bg2 {[%emt 0:00:06]} cxd4 {[%emt 0:00:03]} 8. Nxd4 {[%emt 0:00:04]} Bc5 {[%emt 0:00:02]} 9. Nb3 {[%emt 0:00:04]} Bb6 {[%emt 0:00:03]} 10. O-O {[%emt 0:00:11]} d4 {[%emt 0:00:06]} 11. Na4 {[%emt 0:00:05]} O-O {[%emt 0:00:06]} 12. Bg5 {[%emt 0:00:42]} Re8 {[%emt 0:00:04]} 13. Nxb6 {[%emt 0:04:36]} axb6 {[%emt 0:00:10]} 14. Re1 {[%emt 0:00:37]} Be6 {[%emt 0:20:18]} 15. Bxc6 {[%emt 0:19:35]} Bxb3 {[%emt 0:13:21]} 16. Qxb3 {[%emt 0:00:12]} bxc6 {[%emt 0:00:03]} 17. e3 {[%emt 0:26:28]} h6 {[%emt 0:19:55]} 18. Bxf6 {[%emt 0:03:09]} Qxf6 {[%emt 0:00:02]} 19. exd4 {[%emt 0:01:03]} Qxd4 {[%emt 0:05:12]} 20. Rxe8+ {[%emt 0:09:01]} Rxe8 {[%emt 0:00:12]} 21. Rd1 {[%emt 0:00:05]} Qg4 {[%emt 0:02:46]} 22. Kg2 {[%emt 0:01:11]} Qe4+ {[%emt 0:04:37]} 23. Qf3 {[%emt 0:02:12]} Qe6 {[%emt 0:01:03]} 24. a3 {[%emt 0:05:46]} c5 {[%emt 0:01:05]} 25. Rd3 {[%emt 0:01:44]} Qc4 {[%emt 0:05:32]} 26. Rc3 {[%emt 0:11:29]} Qd4 {[%emt 0:06:28]} 27. Qb7 {[%emt 0:03:42]} Re6 {[%emt 0:04:49]} 28. Rf3 {[%emt 0:06:49]} Rf6 {[%emt 0:00:06]} 29. Rxf6 {[%emt 0:00:24]} Qxf6 {[%emt 0:00:07]} 30. b4 {[%emt 0:00:02]} cxb4 {[%emt 0:02:23]} 31. axb4 {[%emt 0:00:17]} Kf8 {[%emt 0:01:23]} 32. Qd7 {[%emt 0:01:21]} g5 {[%emt 0:00:56]} 33. b5 {[%emt 0:01:11]} Kg7 {[%emt 0:01:18]} 34. h3 {[%emt 0:00:49]} Qe5 {[%emt 0:00:49]} 35. Qc6 {[%emt 0:00:59]} Qd4 {[%emt 0:00:07]} 36. Qf3 {[%emt 0:02:23]} Kg6 {[%emt 0:02:00]} 37. g4 {[%emt 0:00:22]} Kg7 {[%emt 0:00:10]} 38. Qf5 {[%emt 0:00:10]} Kg8 {[%emt 0:01:05]} 39. Kf3 {[%emt 0:00:23]} Qc3+ {[%emt 0:00:46]} 40. Kg2 {[%emt 0:01:05]} Qd4 {[%emt 0:00:04]} 41. Qc8+ {[%emt 0:44:23]} Kg7 {[%emt 0:30:38]} 42. Qc6 {[%emt 0:00:08]} Kh7 {[%emt 0:00:22]} 43. Qf3 {[%emt 0:05:20]} Kg7 {[%emt 0:00:04]} 44. Qf5 {[%emt 0:03:13]} Kg8 {[%emt 0:00:17]} 45. Kf3 {[%emt 0:01:57]} Qc3+ {[%emt 0:00:36]} 46. Ke4 {[%emt 0:01:40]} Qc4+ {[%emt 0:21:30]} 47. Ke3 {[%emt 0:00:45]} Qc3+ {[%emt 0:00:31]} 48. Qd3 {[%emt 0:00:37]} Qc5+ {[%emt 0:01:14]} 49. Ke2 {[%emt 0:00:31]} Kg7 {[%emt 0:01:17]} 50. Qd7 {[%emt 0:01:09]} Kf6 {[%emt 0:04:26]} 51. Kf3 {[%emt 0:00:37]} Qc3+ {[%emt 0:01:16]} 52. Kg2 {[%emt 0:04:01]} Qc5 {[%emt 0:00:27]} 53. Kf1 {[%emt 0:00:29]} Qc4+ {[%emt 0:00:58]} 54. Kg1 {[%emt 0:00:06]} Qc1+ {[%emt 0:01:42]} 55. Kh2 {[%emt 0:00:45]} Qc5 {[%emt 0:01:57]} 56. Kg2 {[%emt 0:00:22]} Kg7 {[%emt 0:00:14]} 57. Qd3 {[%emt 0:01:39]} Kf6 {[%emt 0:01:06]} 58. Qd7 {[%emt 0:01:09]} Kg7 {[%emt 0:00:06]} 59. Kf1 {[%emt 0:01:28]} Kf6 {[%emt 0:00:36]} 60. Qe8 {[%emt 0:00:32]} Qc4+ {[%emt 0:01:03]} 61. Kg1 {[%emt 0:00:13]} Qd5 {[%emt 0:01:55]} 62. Kf1 {[%emt 0:00:53]} Qd1+ {[%emt 0:00:39]} 63. Kg2 {[%emt 0:00:07]} Qd5+ {[%emt 0:00:08]} 64. Kg1 {[%emt 0:00:24]} Qd1+ {[%emt 0:01:33]} 65. Kg2 {[%emt 0:00:20]} Qd6 {[%emt 0:00:42]} 66. Qe4 {[%emt 0:00:57]} Qc5 {[%emt 0:00:14]} 67. Qe8 {[%emt 0:00:33]} Qd5+ {[%emt 0:00:38]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.13"]
[White "Kraus, Ohad"]
[Black "Lahav, Michal"]
[Result "0-1"]
[ECO "D10"]
[WhiteElo "2363"]
[BlackElo "2216"]
[Annotator "NA"]
[PlyCount "110"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. d4 {[%emt 0:00:00]} d5 {[%emt 0:00:00]} 2. c4 {[%emt 0:00:00]} c6 {[%emt 0:00:00]} 3. Nc3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 4. cxd5 {[%emt 0:00:54]} cxd5 {[%emt 0:00:00]} 5. Bf4 {[%emt 0:00:17]} a6 {[%emt 0:00:32]} 6. e3 {[%emt 0:01:02]} Nc6 {[%emt 0:00:50]} 7. Bd3 {[%emt 0:00:41]} Bg4 {[%emt 0:08:02]} 8. f3 {[%emt 0:05:20]} Bd7 {[%emt 0:14:29]} 9. Nge2 {[%emt 0:01:37]} e6 {[%emt 0:02:34]} 10. Bg3 {[%emt 0:05:14]} Rc8 {[%emt 0:01:42]} 11. O-O {[%emt 0:03:03]} Na5 {[%emt 0:14:46]} 12. b3 {[%emt 0:24:44]} Bb4 {[%emt 0:02:02]} 13. Rc1 {[%emt 0:01:10]} O-O {[%emt 0:01:22]} 14. Nb1 {[%emt 0:02:59]} Qb6 {[%emt 0:06:15]} 15. a3 {[%emt 0:07:57]} Rxc1 {[%emt 0:06:04]} 16. Nxc1 {[%emt 0:00:05]} Be7 {[%emt 0:00:09]} 17. Be1 {[%emt 0:19:51]} Bb5 {[%emt 0:03:32]} 18. Rf2 {[%emt 0:02:16]} Bxd3 {[%emt 0:02:42]} 19. Nxd3 {[%emt 0:01:10]} Rc8 {[%emt 0:04:57]} 20. Rb2 {[%emt 0:03:14]} Nd7 {[%emt 0:02:10]} 21. Qd2 {[%emt 0:01:04]} Nc6 {[%emt 0:01:14]} 22. b4 {[%emt 0:03:01]} Qa7 {[%emt 0:04:06]} 23. Rc2 {[%emt 0:00:22]} Nb6 {[%emt 0:00:48]} 24. Nb2 {[%emt 0:00:31]} Bd6 {[%emt 0:04:28]} 25. Bf2 {[%emt 0:02:06]} Qb8 {[%emt 0:00:35]} 26. g3 $15 {[%emt 0:03:26]} Qc7 {[%emt 0:04:47]} 27. Kg2 {[%emt 0:00:44]} Qd7 {[%emt 0:00:02]} 28. Qd3 {[%emt 0:02:58]} Ne7 {[%emt 0:04:37]} 29. Nd2 {[%emt 0:02:11]} Rxc2 {[%emt 0:07:10]} 30. Qxc2 {[%emt 0:00:02]} Qc6 {[%emt 0:00:01]} 31. Qxc6 {[%emt 0:00:29]} Nxc6 {[%emt 0:00:04]} 32. Nb3 {[%emt 0:05:45]} Nc4 {[%emt 0:00:08]} 33. Nxc4 {[%emt 0:00:06]} dxc4 {[%emt 0:00:02]} 34. Nd2 {[%emt 0:00:51]} b5 {[%emt 0:01:00]} 35. Nb1 {[%emt 0:00:26]} Nxb4 {[%emt 0:05:03]} 36. axb4 {[%emt 0:01:46]} Bxb4 {[%emt 0:00:03]} 37. Kf1 {[%emt 0:00:26]} c3 {[%emt 0:00:01]} 38. Nxc3 {[%emt 0:00:06]} Bxc3 {[%emt 0:00:01]} 39. Ke2 {[%emt 0:00:18]} Kf8 {[%emt 0:02:35]} 40. Kd3 {[%emt 0:00:13]} Bb4 {[%emt 0:00:02]} 41. e4 {[%emt 1:00:55]} Ke7 {[%emt 1:00:25]} 42. g4 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 43. Kc2 {[%emt 0:00:00]} Kc6 {[%emt 0:00:00]} 44. Kb3 {[%emt 0:00:00]} Bd6 {[%emt 0:00:00]} 45. Bg3 {[%emt 0:00:00]} Bxg3 {[%emt 0:00:00]} 46. hxg3 {[%emt 0:00:00]} h6 {[%emt 0:00:00]} 47. Kb4 {[%emt 0:00:00]} Kb6 {[%emt 0:00:00]} 48. Kc3 {[%emt 0:00:00]} a5 {[%emt 0:00:00]} 49. Kb3 {[%emt 0:00:00]} Kc6 {[%emt 0:00:00]} 50. Kc3 {[%emt 0:00:00]} Kd6 {[%emt 0:00:00]} 51. Kb3 {[%emt 0:00:00]} g6 {[%emt 0:06:10]} 52. Kc3 {[%emt 0:00:00]} f5 {[%emt 0:00:00]} 53. Kb3 {[%emt 0:00:00]} fxe4 {[%emt 0:00:00]} 54. fxe4 {[%emt 0:00:00]} b4 {[%emt 0:00:00]} 55. Kc2 {[%emt 0:00:00]} a4 {[%emt 0:00:00]} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.14"]
[White "Shohat, Yotam"]
[Black "Ben Artzi, Ido"]
[Result "1/2-1/2"]
[ECO "D42"]
[WhiteElo "2371"]
[BlackElo "2368"]
[Annotator "NA"]
[PlyCount "93"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} d5 {[%emt 0:02:08]} 2. exd5 {[%emt 0:00:00]} Nf6 {[%emt 0:00:12]} 3. c4 {[%emt 0:00:04]} c6 {[%emt 0:00:07]} 4. Nc3 {[%emt 0:00:11]} cxd5 {[%emt 0:00:21]} 5. d4 {[%emt 0:00:04]} e6 {[%emt 0:01:27]} 6. Nf3 {[%emt 0:00:06]} Nc6 {[%emt 0:00:41]} 7. cxd5 {[%emt 0:01:03]} Nxd5 {[%emt 0:00:53]} 8. Bd3 {[%emt 0:00:14]} Be7 {[%emt 0:01:08]} 9. O-O {[%emt 0:00:10]} O-O {[%emt 0:01:26]} 10. Re1 {[%emt 0:00:47]} Nxc3 {[%emt 0:10:24]} 11. bxc3 {[%emt 0:00:15]} b6 {[%emt 0:01:19]} 12. h4 {[%emt 0:01:06]} Bb7 {[%emt 0:02:52]} 13. Ng5 {[%emt 0:00:10]} Bxg5 {[%emt 0:01:42]} 14. hxg5 {[%emt 0:00:12]} Ne7 {[%emt 0:09:10]} 15. Qh5 {[%emt 0:08:23]} g6 {[%emt 0:00:12]} 16. Qh2 {[%emt 0:01:32]} Rc8 {[%emt 0:02:46]} 17. Bd2 {[%emt 0:04:10]} Qc7 {[%emt 0:04:25]} 18. Qh3 {[%emt 0:04:21]} Rfd8 {[%emt 0:09:29]} 19. Rac1 {[%emt 0:00:59]} Qd6 {[%emt 0:04:05]} 20. Qg4 {[%emt 0:11:28]} Nd5 {[%emt 0:03:03]} 21. Bf1 {[%emt 0:20:21]} Qa3 {[%emt 0:10:54]} 22. c4 {[%emt 0:04:16]} Qxa2 {[%emt 0:04:27]} 23. cxd5 {[%emt 0:07:48]} Qxd2 {[%emt 0:00:08]} 24. Rcd1 {[%emt 0:00:05]} Qa2 {[%emt 0:00:25]} 25. dxe6 {[%emt 0:00:13]} fxe6 {[%emt 0:00:05]} 26. Ra1 {[%emt 0:02:31]} Qd5 {[%emt 0:08:03]} 27. Re5 {[%emt 0:02:04]} Qd7 {[%emt 0:02:05]} 28. Rxa7 {[%emt 0:13:59]} Rc1 {[%emt 0:00:47] [#]} 29. d5 $1 {[%emt 0:00:56]} ({Inferior is} 29. Qxe6+ Qxe6 30. Rxe6 Bd5 $17) 29... exd5 {[%emt 0:01:00] [#]} 30. Qe2 $11 {[%emt 0:01:51]} (30. Qb4 $1 $16 Rc7 31. Qxb6) 30... Rdc8 {[%emt 0:06:17]} 31. Kh2 {[%emt 0:05:02]} Qc7 {[%emt 0:06:39]} 32. f4 {[%emt 0:02:19]} Rf8 {[%emt 0:02:00]} 33. Re7 {[%emt 0:08:50]} Qxf4+ {[%emt 0:00:46]} 34. g3 {[%emt 0:00:01]} Qf2+ {[%emt 0:03:22]} 35. Qxf2 {[%emt 0:00:12]} Rxf2+ {[%emt 0:00:01]} 36. Bg2 {[%emt 0:00:17]} Rcc2 {[%emt 0:02:36]} 37. Rexb7 {[%emt 0:01:01]} Rxg2+ {[%emt 0:00:02]} 38. Kh3 {[%emt 0:00:16]} Rh2+ {[%emt 0:00:25]} 39. Kg4 {[%emt 0:00:06]} Rc4+ {[%emt 0:00:38]} 40. Kf3 {[%emt 0:00:06]} Rc3+ {[%emt 0:00:49]} 41. Kg4 {[%emt 1:00:04]} Rc8 {[%emt 0:33:59]} 42. Rxb6 {[%emt 0:00:00]} Rd8 {[%emt 0:09:28]} 43. Rbb7 {[%emt 0:00:00]} Rh1 {[%emt 0:01:36]} 44. Kf3 {[%emt 0:00:00]} d4 {[%emt 0:03:36]} 45. Kg2 {[%emt 0:00:00]} Rh5 {[%emt 0:03:57]} 46. g4 {[%emt 0:00:00]} Rxg5 {[%emt 0:01:27]} 47. Rg7+ {[%emt 0:00:00]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.15"]
[White "Katz, Kiril"]
[Black "Gruenfeld, Yehuda"]
[Result "1/2-1/2"]
[ECO "B90"]
[WhiteElo "1957"]
[BlackElo "2412"]
[Annotator "NA"]
[PlyCount "141"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. e4 {[%emt 0:00:00]} c5 {[%emt 0:00:00]} 2. Nf3 {[%emt 0:00:00]} d6 {[%emt 0:00:26]} 3. d4 {[%emt 0:00:00]} cxd4 {[%emt 0:00:05]} 4. Nxd4 {[%emt 0:00:00]} Nf6 {[%emt 0:00:06]} 5. Nc3 {[%emt 0:00:07]} a6 {[%emt 0:00:07]} 6. f3 {[%emt 0:01:40]} Qb6 {[%emt 0:02:26]} 7. Nb3 {[%emt 0:00:15]} e6 {[%emt 0:00:26]} 8. Qe2 {[%emt 0:00:24]} Qc7 {[%emt 0:00:12]} 9. Be3 {[%emt 0:01:18]} b5 {[%emt 0:01:19]} 10. g4 {[%emt 0:16:20]} h6 {[%emt 0:01:18]} (10... b4 $11 11. Na4 Nbd7) 11. O-O-O {[%emt 0:01:50]} Nbd7 {[%emt 1:29:05]} 12. Qf2 {[%emt 0:17:05]} (12. a3 $14) 12... b4 {[%emt 0:00:00]} 13. Ne2 {[%emt 0:14:22]} d5 {[%emt 0:00:00]} 14. exd5 {[%emt 0:10:48]} Nxd5 {[%emt 0:00:00]} 15. Rxd5 {[%emt 0:01:23]} exd5 {[%emt 0:02:00]} 16. Bf4 {[%emt 0:32:28]} (16. Nf4 $142) 16... Bd6 {[%emt 0:00:30]} 17. Qd4 {[%emt 0:00:30]} (17. Qe3+ $17 Be5 18. Bxe5 Qxe5 19. Qxe5+ Nxe5 20. Nf4) 17... O-O {[%emt 0:00:30]} 18. Qxb4 {[%emt 0:00:30] [#]} Bxb4 {[%emt 0:00:00]} (18... Qxc2+ $3 $19 {[%mdl 512]} 19. Kxc2 Bxb4) 19. Bxc7 {[%emt 0:00:00]} Re8 {[%emt 0:01:00]} 20. c3 {[%emt 0:00:00]} Bf8 {[%emt 0:00:30]} 21. Nf4 {[%emt 0:01:30] [#]} (21. Ned4 $142) 21... Ra7 $1 {[%emt 0:00:00]} 22. Ba5 {[%emt 0:00:30] [#]} Nf6 {[%emt 0:00:00]} (22... Ne5 $1 $17 23. Nxd5 Nxf3) 23. Bb6 {[%emt 0:00:00]} Rae7 {[%emt 0:00:00]} 24. Bf2 {[%emt 0:01:00]} Rc7 {[%emt 0:02:00]} 25. h4 {[%emt 0:00:00]} Bd6 {[%emt 0:00:30]} 26. Nd3 {[%emt 0:00:00]} Nd7 {[%emt 0:00:00]} 27. Nd4 {[%emt 0:01:30]} Nc5 {[%emt 0:01:00]} 28. Nxc5 {[%emt 0:00:00]} Bxc5 {[%emt 0:00:30]} 29. a3 {[%emt 0:00:00]} Rce7 {[%emt 0:00:30]} 30. Kd2 {[%emt 0:00:00]} Bd6 {[%emt 0:00:00]} (30... Bxd4 $5 31. Bxd4 Re1 $15) 31. Nc6 {[%emt 0:02:00]} Bf4+ {[%emt 0:01:00]} 32. Kd1 {[%emt 0:00:00]} Re6 {[%emt 0:00:00]} 33. Nd4 {[%emt 0:01:00]} Rb6 {[%emt 0:00:00]} 34. b4 {[%emt 0:00:00]} Bd7 {[%emt 0:01:30]} 35. Bd3 {[%emt 0:01:00]} a5 {[%emt 0:00:30]} 36. Bc2 {[%emt 0:00:30]} axb4 {[%emt 0:00:00]} 37. Nb3 $2 {[%emt 0:00:00]} (37. cxb4 {is a better defense.} Ra8 38. Ke2) 37... Ra6 {[%emt 0:01:00]} 38. axb4 {[%emt 0:01:00]} Ra2 {[%emt 0:00:30]} 39. Re1 {[%emt 0:00:00]} Rxe1+ $2 {[%emt 0:00:00]} (39... Rc8 $19 {and Black stays clearly on top.} 40. Bd4 Ba4) 40. Bxe1 {[%emt 0:00:00]} Bb5 {[%emt 0:01:00]} 41. Bd2 {[%emt 1:01:30]} Bg3 {[%emt 0:00:00]} 42. h5 {[%emt 0:00:00]} Bc4 {[%emt 1:01:00]} 43. Kc1 {[%emt 0:01:00]} Bf2 $15 {[%emt 0:00:00]} 44. Na5 {[%emt 0:00:30]} Be2 {[%emt 0:01:00]} 45. Kb1 {[%emt 0:00:30]} Rxc2 {[%emt 0:00:30]} 46. Kxc2 {[%emt 0:00:00]} Bxf3 {[%emt 0:00:30]} 47. g5 {[%emt 0:01:00]} hxg5 {[%emt 0:00:30]} 48. Bxg5 {[%emt 0:00:30]} Bxh5 {[%emt 0:00:00]} 49. Kd3 {[%emt 0:00:30]} Bb6 {[%emt 0:00:00]} 50. Nc6 {[%emt 0:00:30]} Kf8 {[%emt 0:01:30]} 51. Be7+ {[%emt 0:00:00]} Ke8 {[%emt 0:00:00]} 52. Bc5 {[%emt 0:01:00]} Bxc5 {[%emt 0:01:00]} 53. bxc5 {[%emt 0:00:30]} Kd7 {[%emt 0:00:30]} 54. Ne5+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 55. Kd4 {[%emt 0:00:00]} f6 {[%emt 0:00:00]} 56. Nd3 {[%emt 0:00:00]} g5 {[%emt 0:00:00]} 57. c6 {[%emt 0:02:00]} Kd6 {[%emt 0:00:00]} 58. c7 {[%emt 0:00:00]} Kxc7 {[%emt 0:00:00]} 59. Kxd5 {[%emt 0:00:00]} Bf7+ {[%emt 0:00:00]} 60. Kd4 {[%emt 0:01:30]} Kd6 {[%emt 0:00:00]} 61. c4 {[%emt 0:00:00]} Be8 {[%emt 0:00:00]} 62. c5+ {[%emt 0:00:00]} Ke6 {[%emt 0:00:00]} 63. Nb4 {[%emt 0:01:30]} f5 {[%emt 0:05:00]} 64. c6 {[%emt 0:00:00]} Kd6 {[%emt 0:00:30]} 65. c7 {[%emt 0:01:00]} Bd7 {[%emt 0:00:30]} 66. Nd3 {[%emt 0:00:30]} Bc8 {[%emt 0:00:30]} 67. Ne5 {[%emt 0:00:30]} Kxc7 {[%emt 0:00:30]} 68. Nf7 {[%emt 0:00:00]} g4 {[%emt 0:00:00]} 69. Ke3 {[%emt 0:01:00]} g3 {[%emt 0:00:00]} 70. Kf3 {[%emt 0:00:30]} f4 {[%emt 0:00:00]} 71. Ng5 {[%emt 0:00:00]} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.14"]
[Round "8.16"]
[White "Parnes, Nadav"]
[Black "Stolyarsky, Yegor"]
[Result "1-0"]
[ECO "A24"]
[WhiteElo "2273"]
[BlackElo "2063"]
[Annotator "ChessBase"]
[PlyCount "69"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]
[TimeControl "40/5400+30:3600+30"]

1. g3 {[%emt 0:00:00]} Nf6 {[%emt 0:00:00]} 2. Bg2 {[%emt 0:00:00]} g6 {[%emt 0:00:26]} 3. Nf3 {[%emt 0:00:00]} Bg7 {[%emt 0:00:09]} 4. O-O {[%emt 0:00:00]} O-O {[%emt 0:00:17]} 5. c4 {[%emt 0:00:06]} d6 {[%emt 0:01:03]} 6. Nc3 {[%emt 0:00:05]} c6 {[%emt 0:00:16]} 7. Rb1 {[%emt 0:00:38]} a5 {[%emt 0:00:56]} 8. a3 {[%emt 0:00:19]} e5 {[%emt 0:00:59]} 9. d3 {[%emt 0:00:49]} Na6 {[%emt 0:02:35]} 10. b4 {[%emt 0:04:53]} Nc7 {[%emt 0:00:21]} 11. b5 {[%emt 0:10:07]} Ne6 {[%emt 0:00:44]} 12. bxc6 {[%emt 0:15:51]} bxc6 {[%emt 0:00:20]} 13. Qc2 {[%emt 0:10:35]} Qc7 {[%emt 0:01:52]} 14. Be3 {[%emt 0:06:56]} d5 {[%emt 0:03:04]} 15. Bb6 {[%emt 0:03:38]} Qd6 {[%emt 0:00:28]} 16. Na4 {[%emt 0:08:35]} Nd7 {[%emt 0:04:11]} 17. Be3 {[%emt 0:06:53]} f5 {[%emt 0:03:09]} 18. Ng5 {[%emt 0:01:26]} f4 {[%emt 0:02:47]} 19. Nxe6 {[%emt 0:00:36]} Qxe6 {[%emt 0:00:19]} 20. cxd5 {[%emt 0:01:01]} cxd5 {[%emt 0:00:54]} 21. Qa2 {[%emt 0:01:01]} Nf6 {[%emt 0:03:12]} 22. gxf4 {[%emt 0:08:19]} e4 {[%emt 0:06:32]} 23. dxe4 {[%emt 0:02:13]} dxe4 {[%emt 0:01:00]} 24. Qd2 {[%emt 0:03:58]} Qg4 {[%emt 0:03:18]} 25. Nb6 {[%emt 0:05:47]} Rb8 {[%emt 0:03:19]} 26. Nd5 {[%emt 0:04:10]} Ba6 {[%emt 0:06:41]} 27. Rxb8 {[%emt 0:00:57]} Rxb8 {[%emt 0:00:16]} 28. Nxf6+ {[%emt 0:00:26]} Bxf6 {[%emt 0:00:07]} 29. Qd6 {[%emt 0:02:11]} Bxe2 {[%emt 0:01:46]} 30. Qxb8+ {[%emt 0:00:10]} Kg7 {[%emt 0:01:27]} 31. h3 {[%emt 0:00:37]} Qd7 {[%emt 0:01:40]} 32. Rc1 {[%emt 0:01:00]} Kh6 {[%emt 0:00:45]} 33. Qf8+ {[%emt 0:01:23]} Bg7 {[%emt 0:00:06]} 34. Qc5 {[%emt 0:00:10]} Bf6 {[%emt 0:00:17]} 35. Qc6 {[%emt 0:00:25]} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.1"]
[White "Kobo, Ori"]
[Black "Mikhalevski, Victor"]
[Result "1/2-1/2"]
[ECO "D85"]
[WhiteElo "2460"]
[BlackElo "2552"]
[Annotator "TA"]
[PlyCount "79"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,79,36,18,23,3,0,0,0,0,0,0,0,0,0,4,19,19,17,12,32,12,17,11,37,27,44,13,13,14,14,16,15,13,16,16,17,16,16,10,16,16,16,16,16,15,16,17,66,15,52,0,14,1,14,6,11,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Qa4+ Qd7 {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3.} 8. Qa3 b6 9. Nf3 O-O 10. Bd3 c5 11. O-O Nc6 {[%cal Rc5d4]} 12. Bb5 {[#] aiming for Qa4.} a6 {[#]} 13. Bf4 $146 ({Predecessor:} 13. Bg5 Bb7 14. Bxc6 Bxc6 15. d5 Bb5 16. Rfe1 e6 17. Rad1 exd5 18. Rxd5 Qb7 19. Rd6 {½-½ (60) Sarana,A (2510)-Xiong,J (2642) Saint Louis 2017}) 13... axb5 14. Qxa8 Bb7 15. Qa3 b4 16. cxb4 Ra8 17. Qe3 Nxd4 {[#] White must now prevent ...Nc2.} (17... Nxb4 {seems wilder.} 18. Rac1 Nxa2 19. Rcd1 c4 20. Bh6 c3) 18. Rad1 Qe6 {Threatening ...Ba6.} 19. Nxd4 (19. Rd2 {feels hotter.} Nxf3+ 20. gxf3 Bd4 21. Rxd4 cxd4 22. Qxd4 f6 23. Rc1) 19... Bxd4 20. Rxd4 cxd4 21. Qxd4 Qxe4 22. Qxe4 Bxe4 $14 {[%mdl 4096] Endgame KRB-KRB} 23. Re1 Rxa2 24. h4 Bc6 25. Rxe7 Rb2 26. Rc7 Rb1+ 27. Kh2 {And now Rc8+ would win.} Rxb4 28. Be5 {White threatens Rc8+ and mate.} f6 $1 29. Bxf6 Bd5 30. Rd7 ({Better is} 30. Kg3 $14) 30... Bc6 31. Rc7 (31. Rg7+ $1 $14 Kf8 32. Rxh7 (32. Rc7 Rc4 $14)) 31... Be8 {The position is equal.} 32. f3 h5 33. Kg3 b5 34. Bg5 Rd4 35. Rb7 Bd7 36. Rb6 Kf7 37. Rf6+ Kg7 38. Rb6 {Hoping for Bf6+.} Kf7 39. Rf6+ Kg7 40. Rb6 {Weighted Error Value: White=0.09/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.2"]
[White "Birnboim, Nathan"]
[Black "Gorshtein, Ido"]
[Result "0-1"]
[ECO "A81"]
[WhiteElo "2381"]
[BlackElo "2387"]
[Annotator "TA"]
[PlyCount "180"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,180,12,19,0,34,0,0,0,0,0,0,0,0,-18,-14,-33,-33,-31,-29,-35,-56,-147,-146,-154,-108,-121,-45,-54,-52,-57,-53,-41,-54,-43,-40,-74,-65,-96,-8,-3,-16,-29,-10,-48,-20,-43,-50,-54,-50,-145,-145,-138,-84,-311,-312,-307,-250,-258,-216,-210,-203,-197,-203,-331,-257,-243,-242,-226,-211,-554,-201,-199,-188,-175,-98,-222,-217,-191,-191,-215,-237,-314,-290,-282,-145,-150,-134,-147,-134,-136,-123,-156,-143,-176,-153,-236,-159,-174,-159,-166,-148,-170,-156,-145,-151,-254,-241,-243,-240,-382,-200,-160,-8,-8,-14,-14,-16,-9,0,0,-13,-12,-14,-26,-17,-7,-5,-25,-32,-22,-15,-15,-15,-20,-27,-158,-155,-143,-20,-59,-56,-114,-114,-108,-110,-215,-220,-229,-220,-1091,-1084,-639,-158,-158,-158,-5514,-5662,-5089,-3988,-29950,-6172,-4198,-5085,-29973,-29975,-29969,-2116,-6219,-5600,-4133,-1530]} 1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. b4 c6 7. c3 {[#] A81: Dutch Defence: 2 g3.} Kh8 $146 ({Predecessor:} 7... d6 8. Nbd2 Nbd7 9. Ng5 Nb6 10. Qb3+ d5 11. a4 h6 12. Ngf3 Kh7 13. a5 Nbd7 14. e3 Ne4 15. Nxe4 fxe4 {0-1 (28) Pitkanen,J (1852)-Saharinen,P (1791) Helsinki 2009}) 8. Nbd2 a5 9. Bb2 {The position is equal.} axb4 10. cxb4 Na6 11. Qb3 Nc7 12. a3 d6 13. Ne1 Be6 14. Qc2 Bd5 15. f3 Bg8 16. Nd3 (16. e4 $15) 16... Nfd5 $17 17. Kf2 f4 18. gxf4 Nxf4 (18... Nb5 $1 $17 {[%cal Rb5d4]} 19. Qc1 Nxd4) 19. Nxf4 $15 Rxf4 20. e3 Rh4 21. Kg1 Nd5 22. Rae1 g5 23. Ne4 h6 24. Qf2 e5 ({Black should try} 24... Bh7 $17) 25. dxe5 $11 dxe5 26. Rd1 Qe7 27. Rd3 Rf8 {Hoping for ...Rxe4!} 28. Qg3 Nb6 29. Rfd1 Bc4 30. Rd6 (30. R3d2 $1 $15) 30... Bd5 $17 31. Bh3 Qe8 (31... Nc4 $142 32. Rd7 Qe8) 32. Ba1 $2 (32. Nd2 $17 {is a better defense.}) 32... Nc4 $1 $19 33. Rd7 {[#]} ({Don't go for} 33. Bd7 $2 Qf7 $19) 33... Rxh3 $1 {[%mdl 576] Decoy} 34. Qxh3 {White wants to play Nd6.} Be6 35. Qf1 Bxd7 36. Qxc4 Rxf3 37. Nc5 (37. Rf1 $142 Rxe3 38. Nf6) 37... Bc8 38. Qe4 Rf8 39. Rf1 {intending Rxf8+.} Bh3 {[%csl Gh3][%cal Rf8f1]} 40. Rf3 {[#]} (40. Rf2) 40... Qd8 $1 41. Qd3 {[#]} b6 $1 $36 {[%cal Rb6c5][%mdl 2048] Black has strong initiative.} 42. e4 Bg4 (42... g4 $19 43. Rxf8+ Qxf8) 43. Rxf8+ (43. Nb7 $17 Qe8 44. Rxf8+ Qxf8 45. Qd8) 43... Qxf8 44. Nb3 Kh7 45. Nd2 b5 46. Bc3 Qf4 47. Kg2 Bh5 (47... Be6 $19 48. Qg3 Kg6) 48. Nf1 Bg6 49. Ng3 Qg4 50. Bd2 Qe6 51. Qc2 Qd7 52. Be3 Bf6 53. Qd2 (53. h3 $17) 53... Qe6 54. Qc1 Be7 55. Qd2 Kg8 56. h3 Kf7 57. Qf2+ Ke8 58. Bc5 (58. Bb6 $17 {was called for.}) 58... Bxc5 59. Qxc5 h5 $1 60. Qa7 (60. Qe3 {was worth a try.} h4 61. Nf1) 60... Qa2+ (60... h4 $142 61. Qa8+ Ke7 62. Nf5+ Bxf5 63. exf5 Qd5+ 64. Kf2 Qd2+ 65. Kf1 Qd1+ 66. Kf2 Qc2+ 67. Ke1 Qe4+ 68. Kd2 Qxf5) 61. Kg1 Qb1+ $2 ({Black should play} 61... Qa1+ $1 $17 62. Kg2 Qb2+ 63. Kf3 Qc3+ 64. Qe3 Qxe3+ 65. Kxe3 Ke7) 62. Kf2 $1 $11 Qc2+ 63. Ne2 $1 Qxe4 64. Qb8+ $1 Kd7 65. Qb7+ Ke6 66. Qc8+ Kf7 67. Qd7+ Kg8 68. Qd8+ Kg7 69. Qe7+ Bf7 {aiming for ...Qf5+.} 70. Qxg5+ Kh7 71. h4 Qd5 72. Ng3 Qd4+ 73. Qe3 (73. Kg2 $11 {keeps the balance.}) 73... Qxh4 $17 {Threatens to win with ...Qf6+.} 74. Qxe5 {[#]} Qh2+ (74... Kg6 $1 $17 75. Qf5+ Kg7) 75. Ke3 Qg1+ 76. Kf4 {[#]} ({Better is} 76. Kf3 $15) 76... Qc1+ $1 77. Kf5 {Kf6 is the strong threat.} Qh6 ({Don't play} 77... Qxa3 $6 78. Kf6 $11) 78. Qf4 (78. Qc7 $17 Qe6+ 79. Kf4) 78... h4 $19 {White must now prevent ...Qg6+.} 79. Qxh6+ Kxh6 {[%mdl 4096] Endgame KB-KN} 80. Nf1 $2 (80. Nh1) 80... h3 81. Kf4 Be6 $2 (81... Bc4 $19 82. Nh2 Be6) 82. Kg3 $17 Kg5 83. Kf3 $2 (83. Nd2 $17) 83... Kf5 $19 84. Nh2 Ke5 85. Ke3 Kd5 (85... Bd5 $142 86. Nf1 Kf5 87. Nh2 Kg5 88. Kf2 Kf4 89. Nf1 Be4 90. Ng3 h2 91. Nh5+ Kg5 92. Ng3 Bd5 93. Ke3 Kg4 94. Kf2 Kf4 95. Nh5+ Kg5 96. Ng3 Kg4 97. Nh1 Bxh1 98. Ke3 Bd5 99. Kd4 h1=Q 100. Kc5 Qg1+ 101. Kd6 Kf5 102. Kd7 Qa7+ 103. Kd8 Kf6 104. a4 Be6 105. axb5 Qe7#) 86. Kd3 Bf5+ 87. Kc3 Ke4 88. Kd2 Kd4 (88... Kf4 $142 89. Ke1 Kg3 90. Nf1+ Kf3 91. Nd2+ Kg2 92. Nf1 Bd3 93. Ne3+ Kf3 94. Kd2 Be4 95. Nf1 Kf2 96. Ne3 Bf3 97. Nc2 h2 98. Ne1 Be4 99. Nd3+ Bxd3 100. Kxd3 h1=Q 101. Kd4 Qd5+ 102. Kc3 Ke3 103. Kb2 Qg2+ 104. Kb3 Kd3 105. a4 Qc2+ 106. Ka3 bxa4 107. b5 Qb3#) 89. Nf1 Bg6 90. Nh2 Kc4 {Weighted Error Value: White=0.39/Black=0.29} (90... Ke4 $142 91. Ke2 Kd4 92. Nf3+ Kc4) 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.3"]
[White "Nabaty, Tamir"]
[Black "Solomon, Asif"]
[Result "1-0"]
[ECO "D35"]
[WhiteElo "2638"]
[BlackElo "2356"]
[Annotator "TA"]
[PlyCount "153"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 11,153,-12,-11,-12,0,-8,-8,-8,2,5,1,2,11,0,0,-4,90,85,96,20,31,27,25,16,18,19,24,12,14,0,8,-16,12,0,31,23,23,0,0,0,83,83,97,97,91,91,88,108,77,78,85,32,63,-35,-28,-31,-40,-29,-7,-18,0,0,0,0,0,0,0,-20,-19,-21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,322,322,322,333,337,329,329,315,29966,29967,29973,29971,29973,29971,29978,29978,29981,29982,29982,29983,29983,29984,29984,29985,29985,29986]} 1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 b6 5. cxd5 exd5 6. Nc3 Bd6 7. b3 $5 {[%mdl 4] Exploring less charted territory. D35: Queen's Gambit Declined: Exchange Variation.} O-O 8. Bb2 Bb7 9. Rc1 {The position is equal.} a6 10. g3 Nbd7 11. Bg2 Qe7 12. O-O Rfe8 13. Nd2 $5 {[%mdl 4] [#] A promising side line.} Ba3 $146 (13... Ne4 $11 {keeps the balance.}) ({Predecessor:} 13... Rad8 14. Qc2 c5 15. dxc5 bxc5 16. Rfd1 Nb6 17. Nf3 Bb8 18. Ba3 Rc8 19. Ne2 Ne4 {1-0 (28) Nakamura,H (2746)-Ganguly,S (2615) Kolkata 2018}) 14. Bxa3 $16 Qxa3 15. Qc2 (15. g4 $1 $16 {[%cal Rg4g5]}) 15... Qe7 16. Qf5 {[%cal Rc3d5]} g6 17. Qf4 Nf8 18. Qh4 Ne6 19. g4 Rad8 20. f4 Ng7 21. Rf2 h5 22. h3 Nh7 23. Qxe7 Rxe7 24. Nf1 Nf6 25. Bf3 Bc8 (25... hxg4 $11 {remains equal.} 26. hxg4 Nfe8) 26. g5 Ne4 27. Nxe4 dxe4 28. Bg2 Nf5 29. Rfc2 Rdd7 30. b4 Bb7 31. Rc3 (31. h4 $16) 31... Kf8 32. Nd2 (32. h4 $14) 32... c5 $1 $15 {[%cal Rc5d4]} 33. bxc5 bxc5 34. d5 Bxd5 35. Kf2 c4 36. Bf1 Nd6 37. a4 Kg7 38. Ke1 Rb7 39. Bxc4 (39. Nxc4 {with more complications.} Nf5 40. Rd1 Be6 41. Nd6 Nxd6 42. Rxd6 Rb1+ 43. Rd1) 39... Nxc4 40. Nxc4 Bxc4 41. Rxc4 $11 {[%mdl 4096] Endgame KRR-KRR} Rb2 42. R4c2 Rb3 43. Rc3 Rb2 (43... Reb7 {keeps more tension.} 44. h4 a5 45. Rxb3 Rxb3 46. Kd2 Rb4) 44. R1c2 Rb1+ 45. Kf2 Rd7 46. Rc4 Rh1 47. Kg2 Rdd1 48. Rxe4 Rdf1 49. h4 Rhg1+ 50. Kh2 Rg4 51. Re8 Rxh4+ 52. Kg2 {Intending Rcc8 and mate.} Rhh1 $1 53. Rf2 Rxf2+ (53... Rb1 {feels hotter.} 54. Rc2 Rhg1+ 55. Kf3 Rgf1+ 56. Kg2 Rg1+) 54. Kxf2 {Threatening Ra8. KR-KR} Ra1 55. Re4 $1 Ra2+ 56. Kf3 Kf8 57. Rc4 Ra3 58. Rb4 Ke7 59. Ke4 Ra1 60. Ke5 Rc1 61. e4 h4 62. f5 h3 {aiming for ...h2.} 63. f6+ Kd7 {...h2 is the strong threat.} 64. Rb7+ Kc6 $2 {[%mdl 8192]} (64... Ke8 $11 65. Rb8+ Kd7) 65. Rxf7 $18 h2 66. Rh7 h1=Q 67. Rxh1 Rxh1 {KR-KP} 68. Ke6 Rf1 $2 (68... Rh4 $18 69. e5 Rxa4) 69. e5 $1 {White mates.} Rf5 {[#]} 70. f7 $1 Kc5 71. Ke7 Kd5 {[#]} 72. e6 $1 Ke5 73. a5 Rf4 74. f8=Q Rxf8 75. Kxf8 Kxe6 76. Kg7 Kf5 77. Kh6 {Weighted Error Value: White=0.09/Black=0.10} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.4"]
[White "Parkhov, Yair"]
[Black "Smirin, Ilia"]
[Result "1/2-1/2"]
[ECO "B06"]
[WhiteElo "2407"]
[BlackElo "2614"]
[Annotator "TA"]
[PlyCount "84"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,84,28,44,18,79,71,65,67,81,0,0,0,4,8,29,-5,-1,-29,-39,-35,-33,-69,-42,-55,-49,-56,10,0,0,8,13,0,0,-11,-11,-8,0,0,12,-33,-6,-15,0,12,12,12,12,12,12,20,20,0,0,0,0,-139,0,-89,-83,-95,-95,-108,-102,-111,-129,-129,-111,-199,-163,-179,-204,-211,-182,-165,-8,-8,0]} 1. d4 g6 2. e4 Bg7 3. Nc3 d6 4. Be3 a6 5. g4 Nc6 6. d5 {[#] B06: Modern Defence.} Ne5 $146 (6... Bxc3+ $11 {remains equal.} 7. bxc3 Na5) ({Predecessor:} 6... Na7 7. h4 h5 8. gxh5 Rxh5 9. Be2 Rh8 10. Qd2 c5 11. dxc6 Nxc6 12. Nf3 Bg4 {0-1 (58) Dvirnyy,D (2485)-Rombaldoni,D (2477) Premium Chess Arena INT 2020}) 7. h3 $16 c5 8. f4 {White is slightly better.} Nd7 9. Qd2 (9. a4 $16) 9... b5 $11 10. Nge2 b4 11. Nd1 h5 12. gxh5 Ngf6 13. Ng3 Nxh5 14. Nxh5 Rxh5 15. Be2 Rh8 16. a3 Nf6 17. Bf3 Rb8 (17... Qa5 $15) 18. axb4 $1 Rxb4 19. Qg2 Kf8 20. c3 Rb8 21. h4 Qd7 22. Rg1 Rxh4 23. f5 $1 Qe8 24. Bg5 (24. e5 $5 Nd7 25. e6 $11) 24... Rh8 25. Bf4 Bh6 26. Rh1 Kg7 27. Rxh6 Rxh6 28. Bxh6+ Kxh6 29. Ne3 Kg7 30. O-O-O {aiming for Rh1.} Qa4 31. Kb1 Qb3 $36 {[%mdl 2048] White must now prevent ...Qxc3. Black has the initiative.} 32. fxg6 {[#]} (32. Qd2 $11) 32... Bh3 $1 {[%mdl 512]} 33. Nf5+ (33. Qd2 $1 $11 fxg6 34. Rh1) 33... Bxf5 $17 34. exf5 {Strongly threatening Rh1.} Qxc3 $1 35. gxf7+ {[#]} Kf8 $1 36. Rg1 {[%csl Gg1][%cal Rg2g7] [#]} Rxb2+ $1 {[%mdl 512]} 37. Qxb2 {White wants to mate with Qb8+.} Qxf3 {KQR-KQN} 38. Qb8+ (38. Qg2 $17 Qxf5+ 39. Kb2 Kxf7 40. Rd1) 38... Kxf7 $19 39. Qc8 {intending Qe6+.} Qb3+ 40. Ka1 Qxd5 {And now ...Qd4+ would win.} 41. Rg6 a5 $2 (41... Ne8 $19 {Threatens to win with ...Ng7.} 42. Qe6+ Qxe6 43. Rxe6 Ng7) 42. Qh8 $11 {[%csl Gh8][%cal Rg6g7]} Qd1+ {Weighted Error Value: White=0.23/Black=0.25} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.5"]
[White "Boruchovsky, Avital"]
[Black "Postny, Evgeny"]
[Result "1-0"]
[ECO "A34"]
[WhiteElo "2541"]
[BlackElo "2605"]
[Annotator "TA"]
[PlyCount "123"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 17,123,33,49,27,43,14,43,19,26,33,21,20,22,11,11,11,16,8,8,4,8,0,6,1,6,4,14,0,12,18,27,0,26,37,40,19,19,12,12,0,0,0,7,7,12,0,8,8,8,0,0,0,0,0,0,0,8,8,8,0,0,0,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,742,741,661,8,599,8,0,0,0,8,29976,29976,29971,29971,29980,29981,29979,29979]} 1. Nf3 d5 2. g3 Nf6 3. Bg2 e6 4. O-O c5 5. d4 Be7 6. c4 O-O 7. cxd5 Nxd5 8. Nc3 Nxc3 9. bxc3 Nc6 10. Be3 {A34: Symmetrical English: 2 Nc3, lines with ...d5.} cxd4 11. Nxd4 (11. cxd4 {seems wilder.} Qa5 12. Bd2 Qh5 13. e3 Rd8 14. Rc1) 11... Nxd4 (11... Ne5 {keeps more tension.} 12. Rb1 Ng4 13. Qd3 Qc7 14. Nb5 Qb8) 12. cxd4 {White is slightly better.} (12. Qxd4 {is more complex.} Qa5 13. a4 Rd8 14. Qc4 Bf6 15. Rab1) 12... Bd6 {[#]} 13. a4 $146 ({Predecessor:} 13. f4 Rb8 14. d5 b6 15. Qb3 exd5 16. Bxd5 Bb7 17. Rad1 Qe7 18. Bxb7 Rxb7 19. Rd5 {½-½ (53) Vaganian,R (2630)-Meins,G (2450) Germany 1998}) 13... Rb8 14. Qd3 b6 15. Rfd1 Qe7 16. Bc6 Rd8 17. Rac1 h6 18. f3 Bb7 19. Qb5 Rdc8 {Hoping for ...a6.} 20. Bxb7 Qxb7 21. Rxc8+ Rxc8 22. d5 {aiming for dxe6.} exd5 23. Rxd5 Qc6 24. Kg2 (24. Kf2 {with more complications.} Qxb5 25. axb5 Be7 26. h4 Rc7 27. Bf4) 24... Bf8 (24... Bc5 $5 {[%cal Rc6d5]} 25. Qxc6 Rxc6 26. Bxc5 bxc5 $11) 25. Qxc6 Rxc6 $11 {[%mdl 4096] Endgame KRB-KRB} 26. Rd8 f6 27. Ra8 Rc7 28. Bd2 {Threatening Bb4.} Kf7 29. Bf4 Rb7 30. h4 h5 31. e4 Bc5 32. Rh8 Kg6 33. g4 hxg4 34. fxg4 Rd7 35. h5+ Kf7 36. Rc8 a5 37. e5 Rd4 38. Kf3 Rxa4 39. Rc7+ Kg8 40. Rc8+ Kf7 41. exf6 gxf6 42. h6 Kg6 43. Rg8+ Kh7 44. Rg7+ Kh8 45. Rd7 Bd4 46. Bd6 (46. Rd8+ {looks sharper.} Kh7 47. Rd7+ Kh8) 46... Bc5 (46... Rc4 {feels hotter.} 47. Bf4 b5 48. Rd8+ Kh7 49. Rd7+ Kg8) 47. Bxc5 bxc5 {[%cal Bb6c5,Bc5c4,Bc4c3,Bc3c2][%mdl 32] KR-KR} 48. Rf7 Ra1 49. Kg2 Rd1 50. Rxf6 Rd5 51. Kg3 {Black must now prevent Kf4.} c4 52. Kh4 {Strongly threatening g5.} c3 53. g5 Kh7 {[%mdl 8192]} (53... c2 $11 54. Rc6 Rd1 55. Rxc2 Kh7 56. Rc7+ Kg6) 54. Rf7+ $18 Kg6 55. Rg7+ Kf5 {[#]} 56. Kh5 $2 (56. h7 $1 $18 {[%cal Rh7h8]} Rd4+ 57. Kh5) 56... c2 $1 $11 {[%cal Rc2c1]} 57. Rc7 Rd2 {[%cal Rd2h2]} 58. Rc5+ {[%mdl 64] Double Attack} Ke6 $2 {[%mdl 8192]} (58... Ke4 $11) 59. Kg6 {White mates.} Kd6 60. Rc3 a4 61. h7 Rh2 {[#]} 62. Rxc2 $1 {[%mdl 512] Weighted Error Value: White=0.22/Black=0.20} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.6"]
[White "Sokolovsky, Yahli"]
[Black "Gorodetsky, David"]
[Result "0-1"]
[ECO "B19"]
[WhiteElo "2472"]
[BlackElo "2495"]
[Annotator "TA"]
[PlyCount "62"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,62,10,0,11,14,22,0,25,-25,-19,-33,-23,-29,-36,-23,-18,-63,-52,-56,-59,-95,-121,-99,-97,-165,-164,-152,-154,-175,-185,-185,-173,-182,-167,-374,-372,-774,-740,-29967,-6495,-29958,-5502,-29991,-29992]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. h5 Bh7 8. Nf3 Nf6 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Qb6 {B19: Classical Caro-Kann: 4...Bf5 main line.} 12. O-O-O Qa6 13. Qb3 Nbd7 {[#] The position is equal.} 14. Rh4 $146 ({Predecessor:} 14. Kb1 Bd6 15. Ne5 Qb5 16. Nxd7 Kxd7 17. Qf3 Rad8 18. Ne4 Nxe4 19. Qxe4 Kc8 20. g4 {½-½ (40) Novita,A (2381)-Hari,M (2280) Penang 2019}) 14... Be7 15. Ne4 Nd5 16. Rh3 c5 17. dxc5 Rc8 {[%cal Ba8c8,Bc8c5,Bc5c4,Bc4c2][%mdl 32]} 18. Nd4 Nxc5 19. Nxc5 Rxc5 20. a3 O-O 21. Rg3 {[#] Bxh6 is the strong threat.} Kh8 $1 22. Rg4 (22. Qd3 $17 {was called for.}) 22... Rfc8 {Strongly threatening ...e5.} 23. Kb1 Bf6 24. Re1 Rc4 25. Ree4 Bxd4 26. Rxd4 Rxc2 {White must now prevent ...Qf1+.} 27. Qd3 (27. Rd3) 27... Qb6 $19 {[%csl Gc2][%cal Rb6b2] [#]} 28. Bb4 $2 (28. b4) 28... a5 {[%cal Ba7a5,Ba5b4][%mdl 32]} 29. Rxg7 Kxg7 30. Rg4+ Kh8 31. Qg3 axb4 {Weighted Error Value: White=1.24/Black=0.02} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.7"]
[White "Kochavi, Ori"]
[Black "Rechlis, Gad"]
[Result "1/2-1/2"]
[ECO "B30"]
[WhiteElo "2273"]
[BlackElo "2513"]
[Annotator "TA"]
[PlyCount "95"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,95,29,26,43,33,29,23,31,20,42,37,32,0,58,51,38,23,34,33,39,29,31,31,41,24,32,39,47,46,61,44,44,44,47,50,60,62,69,73,82,68,110,53,62,80,70,73,238,229,214,223,275,282,262,226,459,440,425,339,296,283,783,735,707,593,595,580,546,533,527,573,556,564,505,425,420,384,483,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 Nc6 3. Bb5 e6 4. O-O Nge7 5. d4 cxd4 6. Nxd4 Nxd4 {6...Ng6 is a critical line. B30: Sicilian: 2...Nc6 3 Bb5, lines without ...g6.} 7. Qxd4 a6 8. Be2 Nc6 {White has an edge.} 9. Qe3 Be7 10. c4 O-O 11. Nc3 d6 (11... f5 $11) 12. Rd1 {[#]} e5 $146 ({Predecessor:} 12... Qc7 13. b3 Nb8 14. Ba3 Nd7 15. Rac1 b6 16. Qg3 Nc5 17. b4 Nb7 18. c5 bxc5 19. bxc5 {½-½ (59) Serra Pages,J-Pereira,F Portugal 1994}) 13. Bd3 Bg4 14. f3 Be6 15. b3 Rc8 16. Nd5 Bxd5 17. exd5 Nd4 18. Bb2 Bg5 19. Qf2 Qf6 20. Rf1 {aiming for f4!} Qh6 {Threatens to win with ...Be3.} 21. Bxd4 exd4 22. f4 Bd8 23. Rae1 (23. Qxd4 Bf6 $17) 23... Ba5 24. Re7 (24. Qxd4 Bxe1 25. Rxe1 Rfe8 $17) 24... Bc3 25. Qe2 Qf6 26. Rf3 (26. Rxb7 $16 Rfe8 27. Qg4) 26... Rfd8 27. Rh3 h6 28. Rh5 $36 {[%mdl 2048] And now Rf5 would win. White is really pushing.} (28. Rxb7 $6 Re8 $11) 28... Kf8 $2 {[#]} (28... g6 $16 29. Rxh6 Qxf4) 29. Rxf7+ $3 $18 {[%mdl 512]} Qxf7 30. Rf5 Rc7 31. Qg4 (31. Rxf7+ $6 Rxf7 32. g3 Rf6 $16) 31... Bb4 32. h4 ({Don't do} 32. Rxf7+ $6 Rxf7 33. g3 Rf6 $16) 32... Rdd7 $2 (32... Re8 {might work better.} 33. Qg6 {[%mdl 64] Pin} (33. Rxf7+ Rxf7 34. Bg6 Re1+ 35. Kh2 Rc7 $18) 33... Bc5) 33. Qg6 ({Weaker is} 33. Rxf7+ Rxf7 34. g3 Ke7 $16) 33... Qxf5 34. Bxf5 Rf7 35. Qh7 Rf6 $2 (35... d3 36. Bxd3 Rxf4) 36. Qh8+ Kf7 37. Be6+ Rxe6 38. dxe6+ Kxe6 {[%mdl 4096] Endgame KQ-KRB} 39. Qg8+ Rf7 40. Qc8+ Rd7 41. f5+ Ke7 42. Kf2 d3 43. g4 Bc3 {intending ...d2.} 44. Ke3 (44. g5 $18) 44... d2 $11 {The position is equal.} 45. Ke2 {Black must now prevent g5.} Rd8 $1 {[%cal Rd8c8]} 46. Qc7+ Rd7 47. Qc8 {g5 is the strong threat.} Rd8 $1 {[%cal Rd8c8]} 48. Qc7+ {Weighted Error Value: White=0.23/Black=0.21} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.8"]
[White "Iliaguev, Nisim"]
[Black "Steinberg, Nitzan"]
[Result "0-1"]
[ECO "E01"]
[WhiteElo "2332"]
[BlackElo "2553"]
[Annotator "TA"]
[PlyCount "108"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,108,0,-13,-9,-8,16,14,13,0,53,6,107,57,127,42,59,56,58,61,60,56,56,61,58,63,86,81,54,45,33,0,15,0,16,0,12,-7,0,-18,-19,-91,-102,-82,-101,-107,-99,-151,-137,-145,-143,-141,-145,-235,-228,-235,-225,-244,-248,-234,-226,-221,-245,-229,-224,-234,-225,-237,-221,-354,-260,-259,-14,-10,-23,-89,-86,-66,-68,-88,-96,-276,-319,-445,-430,-418,-398,-1064,-788,-1201,-1041,-862,-870,-1129,-1091,-854,-831,-29982,-29983]} 1. d4 Nf6 2. Nf3 d5 3. c4 e6 4. Nc3 c6 5. g3 Nbd7 6. Bg2 dxc4 7. a4 a5 {E01: Catalan: Early deviations.} 8. O-O Nd5 $5 {[%mdl 4] Leaves trodden paths.} 9. e4 Nb4 {The position is equal.} 10. Qe2 b6 {[#]} (10... e5 $11) 11. d5 $146 (11. Qxc4 Ba6 $17) ({Predecessor:} 11. Rd1 Bb7 12. d5 e5 13. dxc6 Nxc6 14. Bh3 Bc8 15. Qxc4 Bc5 16. Qd5 Ndb8 {1-0 (16) Zontakh,A (2545)-Katsman,M (2278) Kiev 2007}) 11... Nc5 (11... Bc5 $11) 12. Be3 Be7 (12... exd5 $2 13. exd5 Be7 14. Bxc5 $18) (12... Ba6 $14) 13. Nd4 (13. Ne5 $1 $16) 13... Bd7 (13... cxd5 $6 14. exd5 Bd7 15. dxe6 $16 (15. Qxc4 Rc8 $14)) 14. Qxc4 cxd5 15. exd5 Rc8 16. dxe6 fxe6 17. Qe2 O-O 18. Rfd1 Qe8 {[%cal Rc5a4]} 19. Ndb5 Bc6 20. Bxc6 Rxc6 (20... Qxc6 $2 21. Na7 $18) 21. Nd4 Rc8 22. Ndb5 Qg6 23. Nd6 Rc6 24. Ndb5 h5 25. Nd4 Rcc8 26. Qb5 (26. Nf3 $11) 26... e5 $17 27. Nde2 Qe6 28. Rac1 h4 29. Bxc5 (29. gxh4 $142 e4 30. Ng3) 29... Bxc5 30. Ne4 Qf5 $36 {[%cal Rc5f2][%mdl 2112] Double Attack. Black is really pushing.} 31. Qc4+ Rf7 $1 {[%cal Rc5f2]} 32. Nxc5 (32. Kf1 $17) 32... Qxf2+ $19 {[%mdl 64] Double Attack, Pin} 33. Kh1 Qf3+ (33... bxc5 $2 34. Rf1 $18) (33... Qxc5 $2 34. Qe6 $18 (34. Qxh4 Nc2 $16)) 34. Kg1 h3 {[%csl Gh3][%cal Rf3g2]} ({Not} 34... bxc5 35. Rf1 $15) ({Weaker is} 34... Rxc5 35. Rd8+ Kh7 36. Qxh4+ Kg6 37. Rd6+ Rf6 38. Rxf6+ Qxf6 39. Qg4+ Qg5 40. Qe6+ Qf6 41. Qg4+ Qg5 42. Qe6+ Qf6 43. Qg4+ $11) 35. Qe4 {Black must now prevent Qxf3.} bxc5 36. Qxf3 Rxf3 37. Rc3 Rcf8 38. Rxf3 Rxf3 {[%mdl 4096] Endgame KRN-KRN} 39. Nc3 {[#]} Nd3 $1 40. Ne4 (40. b3 {was the only chance.}) 40... Re3 ({Less strong is} 40... Nxb2 41. Rd8+ Rf8 42. Rd2 $17) 41. Ng5 Re1+ $2 ({Black should play} 41... c4 $19 {aiming for ...Re2.} 42. Kf1 Kf8) 42. Rxe1 $11 Nxe1 {KN-KN} 43. Kf1 (43. b3 $11 {remains equal.}) 43... Nd3 $17 44. b3 Nc1 45. Nf3 {[#]} Kf7 $1 {[%cal Rf7e6] Strongly threatening ...Ke6.} 46. Nxe5+ $2 {White does not recover from this.} (46. Nd2 $17 {was the only defense.}) 46... Ke6 $19 47. Nc4 Nxb3 48. Ke2 Kd5 49. Ne3+ (49. Kd3 Nc1+ 50. Kc3) 49... Ke4 50. Nc4 Kd4 51. Nd6 c4 52. Nf5+ Ke4 53. Nd6+ Kd5 54. Nf5 Nd4+ {Weighted Error Value: White=0.66/Black=0.22} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.9"]
[White "Kupervaser, Erez"]
[Black "Dvoirys, Semen I."]
[Result "1-0"]
[ECO "B52"]
[WhiteElo "2371"]
[BlackElo "2483"]
[Annotator "TA"]
[PlyCount "97"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 22,97,-10,-6,-6,-6,-10,-7,58,0,32,-8,29,29,50,51,54,54,60,45,63,57,64,68,81,79,66,67,74,70,78,66,64,62,98,98,97,102,94,98,101,85,141,127,209,202,279,268,266,266,282,271,259,264,250,302,262,283,357,355,364,293,394,399,381,356,267,341,391,379,551,558,461,428,395,306,653,590]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Bd7 4. Bxd7+ Qxd7 5. O-O Nf6 6. Re1 Nc6 7. c3 e6 8. d4 cxd4 9. cxd4 d5 10. e5 Ne4 11. a3 Be7 12. Qd3 O-O {B52: Sicilian: Moscow Variation with 3...Bd7.} 13. Nbd2 Nxd2 14. Bxd2 f6 {[#]} (14... a6 $11) 15. Bf4 $146 (15. exf6 $14 Bxf6 16. Re2) ({Predecessor:} 15. exf6 Bxf6 16. Re3 Rae8 17. Rae1 Qf7 18. Bc3 Re7 19. Qe2 Rfe8 20. b4 g6 21. b5 {½-½ (42) Kervancioglu,T (1581)-Ataer,A (1578) Konya 2019}) 15... Rac8 16. Re2 fxe5 17. Bxe5 Nxe5 18. Nxe5 Qd6 19. Rae1 Bf6 20. Nf3 Rfe8 21. h4 Re7 22. g3 Rc6 23. Kg2 Qc7 24. Qd2 Qc8 25. Qf4 Rf7 26. Qg4 Re7 27. h5 Qe8 28. Ne5 Bxe5 29. Rxe5 h6 30. R1e2 Qd8 31. Kh3 {[%cal Re5e6]} (31. Rxe6 $2 Qd7 $1 $19 {[%mdl 512]}) 31... Qe8 {[#]} ({Better is} 31... Qd7) 32. f4 $1 $16 Qf7 (32... Rd6 $16 {keeps fighting.}) 33. Qg6 $18 Qxg6 34. hxg6 {[%mdl 4096] Endgame KRR-KRR} Kf8 {[#]} 35. f5 $1 Ke8 36. g4 ({Less strong is} 36. Rxe6 Rexe6 37. fxe6 (37. Rxe6+ Rxe6 38. fxe6 Ke7 $17) 37... Rc4 $16) ({Don't do} 36. fxe6 $6 Rb6 $18) 36... Kd7 37. Kh4 Re8 38. g5 hxg5+ 39. Kxg5 Rc1 40. Rxe6 ({Weaker is} 40. fxe6+ Kd6 $11) 40... Rg1+ 41. Kf4 Rf1+ 42. Ke5 {Black must now prevent Rxe8.} Rf8 {[%csl Gf1][%cal Rf8f5]} 43. Rd6+ Kc7 44. Kxd5 R8xf5+ 45. Re5 Rxe5+ (45... R1f3 $142 46. a4 Rf2) 46. dxe5 Rg1 47. Ke4 Rf1 48. Rd2 Kc6 $2 (48... a5 49. Rd5 a4) 49. Rd8 {White took control after the opening.  Weighted Error Value: White=0.08/Black=0.34} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.10"]
[White "Lahav, Michal"]
[Black "Tzidkiya, Yeshaayahu"]
[Result "0-1"]
[ECO "A36"]
[WhiteElo "2216"]
[BlackElo "2380"]
[Annotator "TA"]
[PlyCount "88"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 21,88,56,65,62,50,54,74,74,58,30,19,-20,-21,-24,-16,-15,-18,-27,-14,-16,-12,-16,0,0,0,-38,-32,-26,-34,-33,-34,-25,-26,-133,-132,-119,-125,-129,-135,-2240,-97,-95,-112,-133,-131,-144,-141,-138,-134,-184,-173,-221,-226,-297,-253,-269,-200,-398,-387,-1209,-1158,-5314,-5273,-5556,-5470,-29991,-29992,-29993,-29994]} 1. c4 Nf6 2. Nc3 g6 3. g3 Bg7 4. Bg2 O-O 5. e4 d6 6. Nge2 c5 7. O-O Nc6 8. d3 Ne8 9. Be3 Nc7 10. d4 cxd4 11. Nxd4 Ne6 {[%cal Rg7d4]} 12. Nde2 {A36: Symmetrical English vs ...g6: 4 Bg2 Bg7.} Nc5 13. b3 Be6 14. Qd2 {[#] White is better.} a5 $146 ({Predecessor:} 14... Re8 15. Rad1 Qa5 16. Nd5 Qxd2 17. Rxd2 Rac8 18. Ndf4 Nd8 19. Nxe6 Ndxe6 20. f3 b6 {1-0 (54) David,P (2423)-Balogh,P (2315) Slovakia 2003}) 15. Rac1 a4 16. Bxc5 dxc5 17. Qxd8 Rfxd8 18. Nxa4 Rd2 19. Nac3 Nb4 20. a4 Na2 21. Rcd1 {[%cal Rd1d2]} Rad8 $36 {[%cal Ba8d8,Bd8d2,Bd2e2][%mdl 2080] Black has good play.} 22. Rxd2 Rxd2 23. Nxa2 (23. Rd1 $5 {[%cal Rd1d2]} Bxc3 24. Nxc3 Rxd1+ 25. Nxd1 $11) 23... Rxe2 24. Nc1 Rd2 25. e5 b6 26. f4 f6 27. exf6 (27. Rf2 $11 Rd8 28. Be4) 27... Bxf6 $17 28. Bf3 Bd4+ {[%mdl 1024] Black has strong compensation.} 29. Kh1 Bh3 30. Rd1 {[%mdl 8192] [#]} (30. Re1 $17) 30... Rb2 $2 (30... Bg2+ $1 $19 {[%mdl 512]} 31. Bxg2 Rxd1+ 32. Bf1 Rxf1+ 33. Kg2 Rxc1) 31. Ne2 Be3 32. Nc3 Rxb3 33. Nd5 Bd4 34. Be4 e6 35. Nc7 Rb4 36. Bc6 Rxc4 37. Re1 Bf2 38. Rd1 Rd4 {[%cal Rd4d1]} 39. Rb1 (39. Rxd4 {was the only chance.} cxd4 40. Bb5) 39... c4 $19 {Threatens to win with ...c3.} 40. Bg2 $2 {[#]} (40. Nb5 Rd2 41. Bf3) 40... c3 $1 41. Rc1 {[#]} (41. Bxh3 c2) 41... c2 $1 {( -> ...Rd1+)} 42. Bf3 (42. Bxh3 Rd1+) 42... Rd2 43. Nb5 Be3 44. Re1 {[#]} Rf2 $1 {Weighted Error Value: White=0.92/Black=0.21} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.11"]
[White "Haimovich, Tal"]
[Black "Ben Ari, Yannay"]
[Result "0-1"]
[ECO "A65"]
[WhiteElo "2375"]
[BlackElo "2403"]
[Annotator "TA"]
[PlyCount "132"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,132,41,52,28,33,32,35,15,49,38,33,2,0,8,33,15,20,21,27,8,7,0,18,0,24,0,2,-7,-16,-15,-7,-32,-41,-45,-34,-91,-90,-70,-93,-96,-100,-90,-105,-112,-103,-108,-87,-97,-67,-162,0,-89,-73,-110,-113,-261,-293,-271,-80,-68,-59,-81,0,0,0,-85,-65,-160,-179,-167,-149,-151,-62,-104,-89,-112,-93,-127,-144,-150,-148,-130,-135,-127,-133,-145,-128,-268,-250,-305,-161,-161,-158,-169,-142,-268,-150,-140,0,0,0,-2,-4,-29969,-29970,-29968,-29952,-5306,-5297,-29977,-29962,-29989,-29990,-29992,-29993,-29993,-29986,-29986,-29982,-29987,-29983]} 1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 g6 6. e4 d6 7. Bd3 Bg7 8. Nge2 {A65: Modern Benoni: 6 e4.} a6 9. a4 Nbd7 10. O-O {White is slightly better.} Qc7 11. Bc2 O-O 12. f3 Rb8 13. a5 {[#]} Re8 $146 ({Predecessor:} 13... b5 14. axb6 Nxb6 15. b3 Bb7 16. Rb1 Nfd7 17. Bd2 Nc8 18. Ng3 Na7 19. Bd3 Bc8 {½-½ (55) Ayan,B (1733)-Danilova,R (1743) Kallithea 2016}) 14. Bd2 b5 15. axb6 $1 Qxb6 16. Na4 Qa7 17. Ra2 Ne5 18. Be3 Bd7 19. Bf2 Qc7 20. Re1 Rb4 21. Nac3 Reb8 22. Qa1 Nh5 23. Rxa6 Rxb2 24. Ra7 Qd8 $17 25. Qc1 Qb6 26. Ra1 Qb4 {Strongly threatening ...Nxf3+!} 27. Na4 Bxa4 28. Rxa4 Qb5 {...Nd3 is the strong threat.} 29. Qd1 Bh6 30. Nc3 Qd7 31. Ne2 {[#]} ({White should play} 31. Ra3 $15) 31... Qb5 (31... Bd2 $1 $19 {[%mdl 512]} 32. Ra1 (32. Qxd2 $2 Qxa4 {[%mdl 64] Pin} 33. Rc1 Qa3 $19) 32... Bxe1 33. Bxe1 R2b7) 32. Nc3 Qb7 (32... Qe8 {is more complex.} 33. Rf1 R8b4 34. Ra7 Nc4 35. Ne2 Nf4) 33. Ne2 Ra8 {And now ...Rxa4 would win.} 34. Rxa8+ (34. Qa1 $17 Rxa4 35. Qxa4) 34... Qxa8 $19 35. Nc3 Kg7 $2 (35... Qa3 $19 {is more deadly.} 36. Na4 Ra2) 36. Na4 $17 Ra2 37. Nc3 $1 {[%cal Rc3a2]} Rb2 ({Better is} 37... Ra5 $17) 38. Na4 $1 $11 {[%cal Ra4b2]} Ra2 (38... Rb4 $11) 39. Nc3 $1 $17 {[%cal Rc3a2]} Ra5 40. Qe2 (40. Na4 $15) 40... Nf4 41. Qd1 Qb8 42. Qb1 Qd8 (42... Qc8 $17 {White must now prevent ...Nxf3+!} 43. Ne2 Qa6 44. Nxf4 Bxf4) 43. Ne2 Qf6 {Hoping for ...Nxg2!} 44. Nxf4 Bxf4 45. Qb3 c4 46. Qb6 Ra2 47. Qb1 {[#]} Rb2 {[%mdl 512]} 48. Qd1 c3 49. Re2 Bd2 50. Kf1 (50. Rxd2 $17 cxd2 51. Qxd2) 50... Nc4 $19 51. Bd3 {[#]} Na5 (51... c2 $142 $1 52. Bxc2 Qc3) 52. e5 dxe5 {Threatens to win with ...Qd6.} 53. Bg3 Bf4 54. Qa4 (54. Be1 $17 Bd2 55. Bxd2 cxd2 56. Rxd2) 54... Rxe2 (54... Bxg3 $19 55. hxg3 Qb6) 55. Kxe2 $17 {[#]} Qb6 $40 {[%mdl 128] Black is up to no good.} (55... Qg5 $1 $17 56. Bxf4 (56. Qc2 Bd2) 56... Qxg2+ 57. Ke1 exf4 58. Qxf4 c2 59. Qe5+ Kh6 60. Qf4+ Kh5 61. Qg4+ Qxg4 62. fxg4+ Kxg4) 56. Bxf4 $11 exf4 57. Qxf4 Qb2+ 58. Ke3 $2 {[%mdl 8192]} (58. Kf1 $11) 58... Qd2+ 59. Ke4 f5+ 60. Ke5 Qxd3 61. Ke6 Qe2+ {Black mates.} 62. Kd7 Qb5+ {[%mdl 64] Double Attack} 63. Ke7 Qxd5 64. Ke8 Qe6+ 65. Kd8 Nc6+ 66. Kc7 Qe5+ {[%mdl 64] Double Attack.  Weighted Error Value: White=0.31/Black=0.29} 0-1

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.12"]
[White "Rozen, Eytan"]
[Black "Efroimski, Marsel"]
[Result "1/2-1/2"]
[ECO "B22"]
[WhiteElo "2399"]
[BlackElo "2357"]
[Annotator "TA"]
[PlyCount "466"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 12,466,16,11,8,17,17,17,21,19,20,0,0,0,7,0,4,0,0,0,0,7,0,9,43,33,102,0,0,2,6,0,1,0,0,0,18,12,20,18,17,17,41,34,69,64,87,89,87,87,89,89,100,100,115,100,100,100,100,100,100,100,100,100,100,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,82,0,82,82,82,82,82,82,97,7,82,82,82,82,82,0,82,82,82,82,82,0,82,82,82,82,82,0,82,0,82,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,80,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 e6 5. Nf3 Nf6 6. Na3 Nc6 7. Be3 cxd4 {[#] B22: Sicilian: 2 c3.} 8. Nb5 $1 {[%cal Rb5c7]} Qd8 (8... Qd7 9. Nbxd4) 9. Nbxd4 Nd5 {9...Nd5 scores better than 9...Nxd4.} 10. Bg5 Be7 11. Nxc6 bxc6 12. Bxe7 Qxe7 13. Bd3 O-O 14. O-O {[#]} Rd8 $146 ({Predecessor:} 14... e5 15. Be4 Rd8 16. Re1 f6 17. Qc2 g6 18. c4 Nf4 19. Bxc6 Bf5 20. Be4 Bxe4 21. Qxe4 Rac8 22. Qxf4 {1-0 (22) Vysochin,S (2503)-Efroimski,M (2347) Chess.com INT 2020}) 15. Qc2 h6 16. Rad1 Bb7 17. Ne5 Qf6 18. Rfe1 Kh8 (18... c5 $14) 19. Be4 Qxe5 $11 20. Bxd5 Qc7 21. Be4 c5 22. h3 (22. Bxb7 {feels hotter.} Qxb7 23. b3 Kg8 24. g3 Rac8 25. Re5) 22... Bxe4 23. Qxe4 Rxd1 24. Rxd1 Rd8 25. Rxd8+ Qxd8 {[%mdl 4096] Endgame KQ-KQ} 26. Qb7 Qd1+ 27. Kh2 Qd6+ 28. g3 Qd2 29. Qc8+ $1 ({Of course not} 29. Qxf7 $6 Qxb2 30. Qf8+ Kh7 $11) 29... Kh7 30. Qxc5 Qxb2 31. Qxa7 Qxc3 32. Qxf7 Qc5 33. Qf3 Qc2 34. a3 e5 35. h4 e4 36. Qe3 Kh8 37. Kg2 Kg8 38. h5 Kh8 39. Kh3 Qc8+ 40. Kh4 Qf5 41. g4 Qf6+ 42. Kh3 $1 Qc6 43. Qb3 Qc1 44. Kg2 Qc8 45. Qg3 Qc6 46. Qb8+ Kh7 47. Qf4 Kg8 48. Kh2 Qc2 49. Kh3 Qd3+ 50. Qg3 Qf1+ 51. Kh2 $1 Qc4 52. Qb8+ Kh7 53. Qf4 Kg8 54. Kg3 Qd3+ {[#]} 55. Qe3 $1 {[%cal Re3d3]} Qd6+ 56. Kh3 Qc6 57. Qd4 Qc1 58. Qd5+ Kf8 59. Qf5+ Kg8 60. Qd5+ Kf8 61. Qd6+ Kg8 62. Kg2 {Strongly threatening Qd5+.} Qc4 63. Qd8+ (63. Qg3 {seems wilder.} Qd5 64. a4 Qa2 65. Qb8+ Kh7 66. Qb5) 63... Kh7 64. Qd7 (64. g5 $16 hxg5 65. Qxg5) 64... Qb3 (64... e3 $1 $11 {keeps the balance.}) 65. Qf5+ $16 Kh8 66. Qf8+ Kh7 67. Qf5+ (67. Qf4 {looks sharper.} Qxa3 68. Qxe4+ Kh8 69. Qe8+ Kh7 70. Qd8) 67... Kh8 $1 68. Qxe4 {Black must now prevent a4.} Qxa3 69. Qe8+ Kh7 70. Qe4+ Kh8 $1 71. Qd5 Qa4 72. Kg3 (72. Qe6 {looks sharper.} Qa8+ 73. Kf1 Qa1+ 74. Ke2 Qb2+ 75. Ke3) 72... Qa3+ 73. Kg2 (73. Qf3 {looks sharper.} Qd6+ 74. Kh3 Qd4 75. Qf8+ Kh7 76. Qf5+) 73... Qa4 $1 74. Kg3 (74. Qe6 {feels hotter.} Qd4 75. Qc8+ Kh7 76. Qf5+ Kh8 77. Kg3) 74... Qa3+ $1 75. f3 (75. Kh2 $16) 75... Qa1 76. Kf4 Qf6+ (76... Kh7 {seems wilder.} 77. Qe4+ Kh8 78. Qf5 Qg1 79. Qf8+ Kh7) 77. Ke4 Qe7+ 78. Kf4 Qf6+ (78... Qh4 {looks sharper.} 79. Qe4 Qf6+ 80. Ke3 Qc3+ 81. Kf4 Qc1+) 79. Ke4 Qe7+ 80. Kd3 Qa3+ 81. Kd4 Qb4+ (81... Kh7 {looks sharper.} 82. Qf5+ Kg8 83. Qe4 Qa1+ 84. Kd5 Qa8+) 82. Ke3 (82. Qc4 {seems wilder.} Qd6+ 83. Ke4 Kh7 84. Ke3 Kh8 85. Kf2) 82... Qc3+ (82... Qb2 {with more complications.} 83. Kd3 Qc1 84. Ke4 Qe1+ 85. Kf5 Kh7) 83. Kf2 (83. Qd3 {keeps more tension.} Qb2 84. Qe4 Qc1+ 85. Ke2 Qb2+ 86. Kd1) 83... Qc2+ 84. Kg3 {And now Qa8+ would win.} Qc7+ 85. Kh3 Qc1 86. Qa8+ Kh7 87. Qe4+ Kh8 88. Kg3 Qc7+ (88... Qd1 {is interesting.} 89. Qf5 Qe1+ 90. Kg2 Qd2+ 91. Kg3 Qe1+) 89. Kg2 Qa7 90. Qe8+ Kh7 91. Qg6+ Kh8 92. Qe8+ Kh7 93. Qe5 Kh8 94. Kg3 Qf7 95. Qb8+ (95. f4 {feels hotter.} Qb3+ 96. Kh4 Qf3 97. g5 Qh1+ 98. Kg4) 95... Kh7 96. Qb1+ (96. f4 {with more complications.} Qd5 97. g5 hxg5 98. Qb1+ Kg8 99. Qb8+) 96... Kh8 97. Qb8+ Kh7 98. Qe5 {aiming for Qf5+.} (98. f4 {looks sharper.} Qd5 99. g5 hxg5 100. Qb1+ Kg8 101. Qb8+) 98... Kh8 99. Qd6 (99. f4 {keeps more tension.} Qb3+ 100. Kh4 Qf3 101. g5 Qh1+ 102. Kg4) 99... Kh7 100. Kf2 (100. f4 {feels hotter.} Qb3+ 101. Kf2 Qb2+ 102. Kg1 Qb1+ 103. Kg2) 100... Kh8 101. Qd8+ Kh7 102. Ke3 Qe6+ 103. Kf2 Qa2+ 104. Kg3 Qa1 (104... Qb2 {seems wilder.} 105. Qd5 Qb8+ 106. Kf2 Qb2+ 107. Kg3) 105. Qd3+ Kh8 106. Qe3 Qa8 107. Kh3 Qc8 108. Kh4 Qd8+ 109. Kh3 Qc8 110. Kg2 Qc2+ 111. Qf2 (111. Kf1 {feels hotter.} Qd1+ 112. Kf2 Qc2+ 113. Kg3 Qc7+ 114. Kh3) 111... Qc6 (111... Qc7 {keeps more tension.} 112. Qf1 Kh7 113. Qe2 Kh8 114. Kh3 Qd8) 112. Qe2 Qa8 113. Qd2 Kg8 114. Qc2 Kh8 115. Qe4 Qc8 (115... Qa7 {looks sharper.}) 116. Kg1 Qc1+ 117. Kh2 Qd2+ 118. Kg3 Qd6+ (118... Qd8 {feels hotter.} 119. Kg2 Qd2+ 120. Kh3 Kg8 121. Qa8+ Kh7) 119. Qf4 (119. Kf2 {is more complex.} Qh2+ 120. Ke3 Qg1+ 121. Ke2 Qg2+ 122. Ke3) 119... Qd8 120. Qe5 Qf8 121. Qe3 Qb8+ 122. f4 (122. Kg2 {is interesting.} Qd8 123. Qe6 Qd4 124. g5 Qd2+ 125. Kh3) 122... Kh7 123. Qd3+ Kh8 124. Qc3 Qb6 125. Kg2 (125. f5 {is more complex.} Kh7 126. Kf4 Qf2+ 127. Ke5 Qe2+ 128. Kf4) 125... Qe6 126. Kh3 (126. f5 {keeps more tension.} Qe2+ 127. Kh3 Kg8 128. f6 Qf1+ 129. Kg3) 126... Qe2 127. Kg3 Kh7 (127... Qf1 {with more complications.} 128. Qc8+ Kh7 129. Qf5+ Kg8 130. g5 Qe1+) 128. Qf3 (128. f5 {is interesting.} Qe7 129. f6 gxf6 130. Kh3 Qf7 131. Qd3+) 128... Qe1+ 129. Kh3 (129. Kg2 {looks sharper.} Qd2+ 130. Kg3 Qe1+) 129... Qe6 (129... Qb1 {feels hotter.} 130. g5 Qf5+ 131. Qg4 Qd3+ 132. Kh4 hxg5+ 133. fxg5 g6) 130. Qd3+ (130. f5 {is more complex.} Qf6 131. Qa8 Qb2 132. Qc8 Qf6 133. Qe6) 130... Kh8 131. Qc3 (131. f5 {is interesting.} Qe5 132. Qd8+ Kh7 133. f6 gxf6 134. Qd3+) 131... Qb6 132. Qa3 Qb8 133. Qa4 Qc8 134. Qb3 Qa8 135. Kg3 Qe8 136. Qc3 Qb8 137. Qd3 Qe8 138. Kh2 Qb8 (138... Qe1 {with more complications.} 139. Kh3 Qh1+ 140. Kg3 Qe1+ 141. Kh3) 139. Qe3 (139. Kh3 {keeps more tension.} Qxf4 140. Qd8+ Kh7 141. Qd3+ Kh8) 139... Qd8 140. Qf3 Qb8 141. Qf2 Kg8 142. Qf1 Kh8 143. Qc4 Qe8 144. Qd4 Qb8 145. Qe5 Qc8 146. Kh3 (146. f5 {is more complex.} Qd8 147. Kh3 Qd3+ 148. Kg2 Qd2+ 149. Kg3) 146... Qa8 147. Qe2 (147. f5 {with more complications.} Qh1+ 148. Kg3 Qg1+ 149. Kf4 Qh2+ 150. Ke4) 147... Qh1+ 148. Kg3 Qa8 (148... Kh7 {seems wilder.} 149. g5 Qg1+ 150. Qg2 Qe3+ 151. Qf3 Qg1+) 149. Qg2 Qa3+ 150. Qf3 (150. Kf2 {is more complex.} Qa5 151. Kf3 Qa3+ 152. Kf2) 150... Qa5 151. Kh3 Qd8 152. Kh2 Qa5 153. Qe3 Qd8 154. Kg3 Qb8 155. Qc3 (155. Kh4 {with more complications.} Qa8 156. Kg3 Qb8) 155... Qd8 156. Kh3 Qe8 157. Qd3 (157. f5 {looks sharper.} Qe2 158. Qc8+ Kh7 159. f6 Qf1+ 160. Kh2) 157... Qb8 158. Qe4 Qc8 159. Kg3 Qb8 160. Kg2 Qc8 161. Kg3 Qb8 162. Kf3 Qb3+ 163. Kf2 Qb2+ (163... Qb6+ {feels hotter.} 164. Kg3 Qg1+ 165. Kf3 Qf1+ 166. Ke3 Qg1+) 164. Kg3 (164. Ke1 {is interesting.} Qb5 165. Kf2 Qb6+ 166. Kg3 Qg1+ 167. Kf3) 164... Qb8 (164... Qc3+ {with more complications.} 165. Kh4 Qf6+ 166. Kg3 Qc3+) 165. Kh3 Qc8 166. Kh4 Qd8+ {[#]} (166... Qc5 $11) 167. Kg3 ({White should try} 167. g5 $1 $16) 167... Qb8 {The position is equal.} 168. Kh3 Qd8 169. f5 Qf8 170. Kg2 (170. g5 $5) 170... Qd8 171. Kf3 Qd1+ 172. Kf4 (172. Kf2 {is interesting.} Qd2+ 173. Kf3 Qc3+ 174. Ke2 Qb2+ 175. Kd3) 172... Qd6+ (172... Qc1+ {with more complications.} 173. Kg3 Qg1+ 174. Kh3 Qf1+ 175. Kg3 Qg1+) 173. Qe5 (173. Ke3 {feels hotter.} Qg3+ 174. Ke2 Qh2+ 175. Kd1 Qg1+ 176. Ke2) 173... Qd2+ 174. Kf3 Qd3+ (174... Kg8 {seems wilder.} 175. Kg3 Qd3+ 176. Kf2 Qd2+ 177. Kf1 Qd1+) 175. Qe3 Qd5+ (175... Qd1+ {with more complications.} 176. Kf4 Qd6+ 177. Ke4 Qb4+ 178. Kf3 Qf8) 176. Kg3 (176. Ke2 {looks sharper.} Qg2+ 177. Qf2 Qxg4+ 178. Qf3 Qc4+ 179. Kf2) 176... Qd6+ 177. Kh3 {Qe8+ is the strong threat.} (177. Kf2 {is more complex.} Qh2+ 178. Kf3 Qh3+ 179. Kf4 Qh4 180. f6) 177... Qc6 178. Qd3 Qb6 179. Kg3 Qc7+ 180. Kf3 Qc6+ (180... Qb7+ {feels hotter.} 181. Ke3 Qb6+ 182. Kf4 Qb2 183. Qe4 Qh2+) 181. Kf4 (181. Ke2 {seems wilder.} Qg2+ 182. Ke1 Qxg4 183. Qd8+ Kh7 184. Qd3) 181... Qc7+ 182. Ke4 Qe7+ (182... Kg8 {is more complex.} 183. f6 gxf6 184. Qd5+ Kg7 185. Kf3 Qc3+) 183. Kf3 Qb7+ 184. Qe4 (184. Kf2 {is more complex.} Qb2+ 185. Ke3 Qb6+ 186. Ke4 Qc6+ 187. Qd5) 184... Qb3+ 185. Kf4 {Threatens to win with Qe8+.} (185. Ke2 {with more complications.} Qb2+ 186. Kd3 Qa3+ 187. Ke2 Qb2+) 185... Qb8+ (185... Qc3 {seems wilder.} 186. f6 Qxf6+ 187. Kg3 Qc3+ 188. Kg2 Qd2+) 186. Qe5 (186. Ke3 {seems wilder.} Qg3+ 187. Ke2 Qh2+ 188. Kd1 Qg1+ 189. Ke2) 186... Qb4+ 187. Kg3 Qa3+ 188. Kf2 Qa2+ 189. Qe2 (189. Ke1 {is interesting.} Qa7 190. f6 Qg1+ 191. Kd2 Qf2+ 192. Kc1) 189... Qa7+ (189... Qb3 {seems wilder.} 190. Kg2 Qc3 191. f6 Qxf6 192. Qe8+ Kh7) 190. Qe3 (190. Ke1 {is more complex.} Qg1+ 191. Kd2 Qd4+ 192. Ke1 Kh7 193. Kf1) 190... Qa2+ 191. Kg3 (191. Ke1 {with more complications.} Kh7 192. Kf1 Qa1+ 193. Ke2 Qb2+ 194. Ke1) 191... Qf7 (191... Qa1 {keeps more tension.} 192. Kh3 Qf1+ 193. Kg3 Kh7 194. f6 Qxf6 195. Qe4+ Kh8) 192. Qd4 Qc7+ (192... Kg8 {is interesting.} 193. Kh3 Qb3+ 194. Kg2 Qa2+ 195. Kg1 Qb1+) 193. Kf3 (193. Kf2 {seems wilder.} Qh2+ 194. Kf3 Qh1+ 195. Kg3 Qe1+ 196. Kf4) 193... Qb7+ (193... Kh7 {with more complications.} 194. f6 Qf7 195. Kf4 gxf6 196. Kg3 Qb3+) 194. Ke3 (194. Ke2 {keeps more tension.} Qg2+ 195. Kd3 Qf3+ 196. Kc2 Qc6+ 197. Kd3) 194... Qe7+ 195. Kd2 Qg5+ 196. Kd3 Qe7 197. Kc4 (197. Kc3 {feels hotter.} Qe1+ 198. Kb2 Qe2+ 199. Kc1 Qe1+ 200. Kc2) 197... Qc7+ 198. Kb5 Qb7+ 199. Ka5 (199. Ka4 {keeps more tension.} Qf3 200. f6 Qxf6 201. Qc4 Qb2 202. Qc8+) 199... Qc7+ (199... Kh7 {is more complex.} 200. f6 Qa8+ 201. Kb4 Qb7+ 202. Ka5) 200. Qb6 (200. Ka4 {looks sharper.} Qc6+ 201. Kb4 Qb7+ 202. Kc3 Qf3+ 203. Kc2) 200... Qc3+ 201. Qb4 (201. Ka4 {with more complications.} Qc4+ 202. Qb4 Qc2+ 203. Ka5 Qa2+ 204. Kb5) 201... Qc7+ 202. Ka6 Qc6+ 203. Ka7 Qc7+ 204. Ka8 Kh7 205. Qe4 Qc8+ (205... Qd8+ {with more complications.} 206. Kb7 Qd7+ 207. Kb6 Qd8+ 208. Kc5 Qc7+) 206. Ka7 Qc7+ 207. Ka6 Qd6+ 208. Kb5 {Intending f6+ and mate.} Qd7+ 209. Kc5 (209. Kb4 {seems wilder.} Qd6+ 210. Kb5) 209... Qc7+ 210. Kd4 {Hoping for f6+.} Qd6+ 211. Ke3 {White threatens f6+ and mate.} Qg3+ 212. Qf3 (212. Kd2 {feels hotter.} Qf2+ 213. Kd3 Qf1+ 214. Ke3 Qg1+ 215. Kf3) 212... Qe5+ 213. Kf2 Qh2+ 214. Kf1 (214. Qg2 {seems wilder.} Qf4+ 215. Ke2 Qc4+ 216. Ke3 Qc3+ 217. Kf4) 214... Qe5 215. Kg2 Qb2+ 216. Kh3 (216. Qf2 {keeps more tension.} Qb7+ 217. Kg3 Qc7+ 218. Kh3 Qc3+ 219. Kh4) 216... Qf6 217. Qe3 Qc6 218. g5 hxg5 219. Kg4 Qg2+ 220. Qg3 Qd2 (220... Qe4+ {is interesting.} 221. Kxg5 Qd4 222. Qf4 Qg1+ 223. Kh4 Qh1+) 221. Qf3 Qc1 222. Qf2 Kg8 223. Qd4 Kh7 224. f6 {Qe4+ would kill now.} (224. h6 {looks sharper.} Kxh6 225. Qd6+ Kh7 226. Qg6+ Kg8 227. Qe8+) 224... Qc8+ 225. Kxg5 {next Qd3+ is good for White.} gxf6+ 226. Qxf6 Qc5+ 227. Kg4 Qg1+ 228. Kh4 Qh2+ 229. Kg4 Qg2+ 230. Kf4 Qf2+ 231. Kg5 Qxf6+ 232. Kxf6 Kh6 233. Ke5 Kxh5 {Weighted Error Value: White=0.07/Black=0.05} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.13"]
[White "Gruenfeld, Yehuda"]
[Black "Shohat, Yotam"]
[Result "1-0"]
[ECO "B51"]
[WhiteElo "2412"]
[BlackElo "2371"]
[Annotator "TA"]
[PlyCount "145"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,145,10,29,23,34,33,33,25,33,37,41,0,0,0,0,0,2,-27,0,-6,0,0,0,0,13,10,12,10,12,11,19,24,27,4,2,6,7,7,22,0,0,1,8,8,28,28,24,23,39,39,43,37,40,36,42,30,32,31,43,40,41,31,51,51,54,52,58,56,75,68,74,56,68,68,68,61,57,50,60,60,61,60,60,50,60,60,60,60,60,60,78,69,70,50,78,79,115,110,177,159,149,142,573,565,557,541,527,547,541,535,737,513,994,699,938,977,1049,960,2522,2481,2482,1919,29971,2228,2068,1896,5189,3310,29981,29982,29991,29992,29992,29991,29991,29991,29996,29997]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nc6 4. c3 Nf6 5. Qe2 Bd7 6. O-O {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} a6 7. Ba4 b5 8. Bc2 {White is slightly better.} e5 9. Rd1 Be7 10. d3 O-O 11. Nbd2 {[%cal Bb1d2,Bd2f1,Bf1g3][%mdl 32]} Re8 12. Nf1 {[#]} Bf8 $146 ({Predecessor:} 12... b4 13. Ne3 Bf8 14. Nd5 Nxd5 15. exd5 Ne7 16. d4 exd4 17. cxd4 Ng6 18. Qd3 Rc8 {0-1 (35) Dizon,R-Morris,G IECG email 1995}) 13. Ng3 g6 14. h3 Bg7 15. Bg5 h6 16. Be3 Qe7 17. Qd2 Qf8 18. d4 exd4 19. cxd4 cxd4 20. Nxd4 Rac8 21. Nxc6 (21. Nf3 {is interesting.} Be6 22. Qxd6 Nb4 23. Qxf8+ Bxf8 24. Bb1) 21... Bxc6 22. Qxd6 Qxd6 23. Rxd6 Nxe4 24. Rxc6 Nxg3 25. Rxc8 Rxc8 26. Bd3 Nf5 (26... Bxb2 {feels hotter.} 27. Rb1 Rd8 28. Bxb5 axb5 29. fxg3 Bg7) 27. Rc1 Rxc1+ 28. Bxc1 $11 {[%mdl 4096] Endgame KBB-KBN} Nd6 29. b3 Kf8 30. g4 Ke7 31. Kf1 Ke6 32. Ke2 Kd5 33. f3 g5 34. Bd2 Be5 35. Bh7 Kc5 36. Kd3 Kd5 37. Be1 Kc5 38. h4 Kd5 39. h5 Kc5 40. Kc2 Kd4 41. Bf2+ Kd5 42. Bd3 Bd4 43. Bg3 Be5 44. Be1 Bd4 45. Ba5 Be5 46. Bd8 Kd4 47. Bb6+ Kd5 48. a4 Bd4 49. Bd8 Ba1 50. Be7 {Threatens to win with Bf8.} Bg7 51. Bh7 bxa4 52. bxa4 Nc4 53. Bb4 a5 (53... Ne5 $16 {was worth a try.}) 54. Be4+ $18 Ke6 55. Be1 Bf8 $2 {[%mdl 8192] [#] This costs Black the game.} (55... Kd6 $16 {is more resistant.} 56. Kb3 Kc5) 56. Kb3 Nd6 57. Bc6 Nc8 58. Bxa5 Bc5 59. Bc3 Nd6 60. a5 {[%cal Ba4a5,Ba5a6][%mdl 32]} f5 (60... f6 $142 61. Ka4 Bg1) 61. a6 fxg4 62. fxg4 Nc8 63. Kc4 Kd6 64. Bb7 Nb6+ 65. Kb5 Nd7 66. Bg7 (66. Bb4 $142 Bxb4 67. a7 Bc3 68. a8=Q Bd4 69. Qa6+ Ke7 70. Qxh6 Nf6 71. Qg7+ Kd6 72. Qxg5) 66... Ba7 67. Bxh6 Nf6 68. Bf8+ Kc7 69. h6 {White mates.} Nxg4 70. h7 Bd4 71. Bc5 Bh8 72. Bb6+ Kb8 73. Bc6 {Weighted Error Value: White=0.08/Black=0.25} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.14"]
[White "Ben Artzi, Ido"]
[Black "Aizenberg, Benny"]
[Result "1/2-1/2"]
[ECO "D90"]
[WhiteElo "2368"]
[BlackElo "2307"]
[Annotator "TA"]
[PlyCount "96"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 10,96,42,-14,30,9,20,0,10,21,62,55,76,82,103,57,53,60,60,51,70,12,42,-47,-37,-59,-60,-62,-66,-59,-71,-60,4,4,7,4,4,4,4,4,4,4,4,4,5,0,4,4,4,4,4,4,4,0,4,0,0,0,0,0,9,-8,-8,-15,-15,-61,-61,-61,-61,-106,-93,-97,-86,-91,-71,-71,-72,-71,-8,-8,-8,-12,0,0,8,8,8,8,6]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. Na4 (6. e4 $14 Nxc3 7. bxc3) 6... Nf6 {6...Bf5 is the modern continuation. D90: Grünfeld: 4 Nf3 Bg7 sidelines.} (6... Bf5 $5 {[%cal Rd5b4]} 7. Nh4 Nc6 $11) 7. Bf4 O-O 8. e3 Nbd7 9. Rc1 c5 10. Nxc5 Nxc5 11. Rxc5 {[#]} Qb6 $146 ({Predecessor:} 11... Ne4 12. Bc7 Qe8 13. Rc1 Be6 14. Bd3 Nd6 15. a4 Rc8 16. O-O Qd7 17. Bxd6 exd6 {0-1 (64) Narciso Dublan,M (2476)-McShane,L (2568) Dos Hermanas 2003}) 12. Rb5 Qa6 13. a3 Bd7 14. Rc5 Qb6 15. Qc1 (15. Qc2 $14) 15... Ne4 $11 16. Bc7 (16. Rc2 $1 $14) 16... Qe6 $1 $15 17. Ng5 Nxg5 18. Rxg5 Rac8 {[#] And now ...Bxd4 would win.} 19. Rc5 $1 Bxd4 20. Bc4 Bxc5 ({Much weaker is} 20... Qe4 $6 21. Bd5 $16) (20... Qg4 $1 $15 21. h3 (21. exd4 b6 $17) 21... Qxg2) 21. Bxe6 $11 Rxc7 22. Bxd7 {0-0 is the strong threat.} Bb4+ $1 23. Ke2 Rxc1 24. Rxc1 {[%mdl 4096] Endgame KRB-KRB} Bd6 25. g3 Be5 26. Rc2 Rd8 27. Bc8 b6 28. Ba6 Kg7 29. b4 Bd6 30. Rc6 h5 31. h4 e6 32. f4 e5 33. Kf3 exf4 34. gxf4 f5 35. e4 fxe4+ 36. Kxe4 Re8+ 37. Kd5 Bxf4 38. Bd3 Rd8+ 39. Kc4 {[#]} Rd6 $1 {[%cal Rd6c6]} 40. Rc7+ Kf6 41. Rxa7 Bg3 42. a4 {[%cal Ba3a4,Ba4a5,Ba5a6][%mdl 32]} Bxh4 43. a5 Bf2 ({Black should play} 43... bxa5 $17 44. bxa5 Bf2) 44. Ra8 $1 {[%cal Ra8f8] Threatens to win with Rf8+.The position is equal.} Kg5 45. Rf8 Rd4+ 46. Kc3 Rf4 47. Rxf4 Kxf4 48. a6 b5 $1 {Weighted Error Value: White=0.13/Black=0.09} 1/2-1/2

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.15"]
[White "Katz, Kiril"]
[Black "Parnes, Nadav"]
[Result "1-0"]
[ECO "B09"]
[WhiteElo "1957"]
[BlackElo "2273"]
[Annotator "TA"]
[PlyCount "107"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,107,29,33,22,63,73,90,75,96,-4,18,-8,17,-7,-13,-12,-14,-31,0,-27,0,0,0,-14,0,-37,0,0,0,0,0,0,-2,-64,83,-77,79,83,131,128,123,126,145,154,166,164,145,87,87,79,91,82,64,33,212,210,183,125,120,97,918,743,1080,1021,838,676,610,0,0,0,0,0,0,0,0,0,0,0,0,0,5879,10150,4677,1039,5113,3518,29968,29967,29979,29980,29980,29981,29980,29981]} 1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. f4 Bg7 5. Nf3 O-O 6. e5 Nfd7 7. Bc4 Nb6 8. Bb3 Nc6 9. a4 {[%cal Ba2a4,Ba4a5][%mdl 32] B09: Pirc Defence: Austrian Attack.} Bg4 10. a5 Bxf3 11. gxf3 {White is better.} Nd7 {[#]} 12. Ne2 $146 (12. a6 $16) ({Predecessor:} 12. h4 e6 13. h5 Re8 14. Ne4 d5 15. hxg6 fxg6 16. f5 Ndxe5 17. Bg5 Nxf3+ 18. Qxf3 dxe4 {1-0 (24) Shatunov,V-Efimov,I Russia 1991}) 12... e6 $11 {[%cal Rd6e5]} 13. h4 h5 14. c3 Ne7 15. Ng3 d5 16. Be3 Re8 17. Qd3 Nf8 18. Bc2 c6 19. Kd2 Qc7 20. Qe2 b6 21. Qg2 {Hoping for Rhg1.} Nf5 $1 22. Bxf5 exf5 23. Nxf5 gxf5 24. Qg5 f6 (24... Re6 $1 $15 {stays ahead.} 25. Qxf5 Rb8) 25. Qxh5 $2 (25. exf6 $16 {and life is bright. Rhg1 is the strong threat.} Nh7 26. Qxg7+ Qxg7 27. fxg7) 25... Qf7 $2 ({Not} 25... bxa5 26. exf6 Qb7 27. Rac1 $16 (27. fxg7 Qxb2+ 28. Kd3 Ng6 $11)) (25... fxe5 $17 {stays on course.} 26. fxe5 f4 27. Bxf4 Ne6) 26. Qxf5 $16 fxe5 27. Qxf7+ Kxf7 28. fxe5 Ng6 29. h5 {[%mdl 1024] White has strong compensation.} Ne7 30. h6 $36 {[%mdl 2048] White is on the roll.} Bh8 31. Rh5 (31. h7 $142) 31... Rg8 32. Rg5 b5 33. Rag1 Rxg5 34. Rxg5 Rg8 $2 ({Black should play} 34... Rb8 $1 $14) 35. Rxg8 $1 $18 Nxg8 {[#]} 36. h7 $1 {[%cal Rh7g8]} Ne7 37. Bg5 a6 $2 {[%mdl 8192]} (37... Nf5 $16) 38. Bxe7 Kxe7 {[%mdl 4096] Endgame KB-KP} 39. f4 Ke6 40. Kc2 b4 41. Kb3 ({White must play} 41. cxb4 $18 Kf5 42. Kd2) 41... bxc3 $11 42. bxc3 Bg7 43. Kb4 Bf8+ 44. Ka4 Bg7 45. Kb3 Kf5 46. h8=Q (46. Kb4 {looks sharper.} Bf8+ 47. Ka4 Bg7 48. c4 Kg6 49. h8=R) 46... Bxh8 47. Kb4 {Strongly threatening Kc5.} Kxf4 $2 {[%mdl 8192] [#]} (47... Ke6 $11 48. Kc5 Kd7) 48. e6 $1 $18 {[%cal Re6e7]} Bf6 49. Kc5 Ke4 50. Kb6 Kf5 51. Kxa6 {White mates.} c5 52. dxc5 Kxe6 53. Kb7 Bxc3 54. a6 {Weighted Error Value: White=0.28/Black=0.46} 1-0

[Event "Israel Championship 2021"]
[Site "Haifa"]
[Date "2021.03.15"]
[Round "9.16"]
[White "Stolyarsky, Yegor"]
[Black "Kraus, Ohad"]
[Result "0-1"]
[ECO "E67"]
[WhiteElo "2063"]
[BlackElo "2363"]
[Annotator "TA"]
[PlyCount "94"]
[EventDate "2021.01.10"]
[EventType "swiss"]
[EventCountry "ISR"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 16,93,0,0,15,15,31,40,39,22,36,23,52,38,41,37,43,29,40,-83,12,8,16,0,46,6,57,51,58,58,51,43,53,25,35,22,50,52,86,22,66,73,83,40,87,78,90,81,73,67,66,66,66,60,127,91,98,112,124,90,159,159,145,0,0,-10,25,-48,-62,-524,-521,-514,-491,-29996,-29997,-29997,-29998,-29998,-29999,-29999]} 1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O Nbd7 7. Nc3 e5 8. e3 Re8 9. a4 c6 {was the old line (9...a5). E67: King's Indian: Fianchetto: 6...Nbd7.} 10. a5 Qc7 11. b4 {[#]} a6 $146 {White is slightly better.} ({Predecessor:} 11... exd4 12. exd4 Ne4 13. Nxe4 Rxe4 14. Be3 Nf6 15. h3 Re7 16. Qb3 d5 17. c5 Bf5 {0-1 (30) Neuman,P (2413)-Priborsky,I (2331) Pardubice 2006}) 12. Qb3 Nf8 13. Bb2 Bg4 14. Rfc1 Bxf3 15. Bxf3 exd4 16. exd4 Ne6 17. Nd5 cxd5 (17... Nxd5 $17 18. cxd5 Nxd4 19. Bxd4 Bxd4) 18. cxd5 $11 {[%mdl 64] Discovered Attack} Qd7 {Strongly threatening ...Ng5.} 19. dxe6 fxe6 20. Qa4 Qf7 ({Black should try} 20... Qxa4 $11 21. Rxa4 Nd5) 21. b5 $14 axb5 22. Qxb5 d5 23. Re1 Ra6 {[%cal Ba8a6,Ba6c6,Bc6c2][%mdl 32]} 24. Re3 Rea8 25. Kg2 Bf8 26. Bc3 Rc8 27. Rb1 (27. Bb4 $16) 27... Rac6 28. Bb4 Bh6 29. Re5 Rc2 30. Be1 R8c7 31. h4 Bg7 32. Rb3 R2c4 {White should prevent ...Ne4.} 33. a6 bxa6 34. Qxa6 Re7 ({Black should play} 34... R4c6 $14 35. Rb8+ Bf8) 35. Rb8+ Ne8 36. Re2 {And now Bb4 would win.} Bxd4 37. Bd2 Kg7 (37... Bf6 $142) 38. h5 $1 $16 {[%cal Rh5h6]} gxh5 {[#]} 39. Bb4 ({White must play} 39. Bxd5 $1 $16 {[%mdl 512]} exd5 40. Rxe7 Qxe7 41. Qh6+ {[%mdl 64] Double Attack} Kg8 42. Qxh5 {[%mdl 64] Double Attack}) 39... Nc7 $11 40. Qa2 ({Avoid the trap} 40. Qc8 $2 Re8 $19) 40... Re8 {[#]} (40... h4 $5 {[%cal Rh4h3]} 41. Qd2 Re8 42. Qg5+ Qg6 43. Qxg6+ Kxg6 44. Rxe8 Nxe8 45. Rxe6+ Nf6 $11) 41. Rb7 (41. Bxd5 $1 $11 Rxb8 42. Qxc4 Nxd5 43. Qxd4+ Kg8 44. Bd6) 41... h4 $15 {Hoping for ...h3+!} 42. Bd6 $2 {[%mdl 8192] This costs White the game.} (42. Qb3 $1 $15) 42... h3+ $1 $19 {[%mdl 64] Deflection} 43. Kxh3 {Threatens to win with Qxc4!} Qxf3 44. Bxc7 (44. Kh2 $19 Rb8 45. Rxc7+ Rxc7 46. Bxc7) 44... Qh1+ {Black mates.} 45. Kg4 h5+ 46. Kf4 Rf8+ 47. Kg5 Bf6# {Weighted Error Value: White=0.62/Black=0.17} 0-1

