[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "1.1"]
[White "Grandelius, Nils"]
[Black "Warmerdam, Max"]
[Result "0-1"]
[ECO "C78"]
[WhiteElo "2670"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "70"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,70,26,33,29,43,19,31,40,32,38,27,31,25,26,37,24,29,22,29,22,41,31,11,11,19,15,16,33,14,-27,-43,-81,-60,-110,-114,-109,-120,-120,-119,-112,-104,-115,-136,-134,-131,-122,-130,-125,-52,-56,-50,-42,0,-128,0,-442,-446,-1312,-1163]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Re1 {C78: Ruy Lopez: Archangelsk and Möller Defences.} d6 9. h3 Re8 {[#]} 10. d5 $146 {White is slightly better.} ({Predecessor:} 10. Bg5 h6 11. Bh4 Bb6 12. d5 Na5 13. Bxe8 Qxe8 14. Bxf6 gxf6 15. Nbd2 Bd7 16. b4 {1-0 (40) Pixa,R (1290)-Mehling,K (899) Willingen 2007}) 10... b5 11. dxc6 {[#] Threatens to win with Bc2.} bxa4 12. c4 Be6 13. Qxa4 Qc8 14. Ng5 a5 15. Nc3 h6 16. Nxe6 fxe6 17. Be3 Bxe3 18. Rxe3 Qa6 $1 19. c5 {aiming for cxd6.} d5 20. exd5 exd5 {[#] And now ...d4 would win.} 21. Ree1 Rab8 22. Rad1 Rb4 23. Qa3 Qxc6 24. Qxa5 Rxb2 {Strongly threatening ...Ra8.} 25. Qa3 Rbb8 {[%cal Bb2b8,Bb8a8,Ba8a2][%mdl 32]} 26. Ne2 Ra8 27. Qb2 Qxc5 28. Rc1 Qd6 29. Qc2 d4 30. Ng3 Qe6 (30... Kh8 $17 31. a4 d3 32. Qxc7 Qxc7 33. Rxc7 Rxa4) 31. Qxc7 $15 Rxa2 32. Rc6 Qf7 33. Qd6 (33. Nf5 $11 {remains equal.} Rf8 34. Qxe5) 33... Ng4 34. Ne4 {[%mdl 8192]} (34. Rf1 $11 Nf6 35. Rc7) 34... Nxf2 $19 35. Rc7 (35. Qg6 $142 Qxg6 36. Rxg6) 35... Nxe4 {Weighted Error Value: White=0.45/Black=0.12} 0-1

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "1.2"]
[White "Tari, Aryan"]
[Black "Pichot, Alan"]
[Result "0-1"]
[ECO "A47"]
[WhiteElo "2639"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "116"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,116,31,10,35,24,26,12,35,33,35,0,23,-30,-25,-25,-20,-34,-36,-27,-26,-60,-55,-65,0,-38,-21,-22,-19,-56,-34,-18,-27,-32,0,0,0,0,0,0,0,0,7,0,0,-65,-1,-7,-8,-8,-8,-14,0,-94,-72,-99,-104,-107,-109,-212,-148,-222,-241,-417,-405,-517,-494,-587,-598,-627,-556,-608,-475,-647,-647,-581,-415,-705,-684,-689,-498,-676,-653,-688,-641,-641,-617,-720,-633,-5281,-554,-5022,-4105,-5537,-5554,-3029,-1827,-6825,-10249,-29984,-29985]} 1. d4 Nf6 2. Nf3 e6 3. Bf4 b6 4. e3 Bb7 5. Bd3 c5 6. c3 Be7 7. h3 O-O 8. O-O d6 9. Qe2 Nbd7 10. Nbd2 Re8 {A47: 1 d4 Nf6 2 Nf3 b6: Torre, London and Colle Systems.} 11. Bh2 Bf8 12. e4 cxd4 {The position is equal.} 13. cxd4 e5 14. dxe5 dxe5 {[#]} 15. Ba6 $146 ({White should play} 15. a3) ({Predecessor:} 15. Rfd1 Nh5 16. Bb5 Nf4 17. Bxf4 exf4 18. Nc4 Rxe4 19. Qf1 Re7 20. Nfe5 Nxe5 21. Rxd8 Rxd8 22. Nxe5 Rxe5 {½-½ (44) Einwiller,D (2173)-Al Saleh,M (2006) Ditzingen 2006}) 15... Bxa6 $11 16. Qxa6 Nc5 17. Qe2 Qd3 18. Rfe1 Rad8 19. Qxd3 Nxd3 20. Re2 b5 (20... Nd7 $15) 21. a4 a6 22. axb5 axb5 23. Nb3 h6 24. g4 Bb4 25. Bg3 Nf4 26. Bxf4 exf4 27. e5 Rd3 28. Nc1 Rd1+ ({Much worse is} 28... Rxf3 $6 29. Kg2 $16 (29. exf6 Rxe2 30. Nxe2 Rxh3 $11)) 29. Kg2 Nd7 30. Re4 Bd6 31. Ra7 Nf6 32. Rxf4 Bxe5 33. Nxe5 Rxe5 34. Nb3 Ree1 {[#] ...Rg1+ is the strong threat.} 35. Nd4 (35. Rd4 $11 {remains equal.}) 35... Rg1+ $17 {Black converts the advantage convincingly.} 36. Kf3 Rd3+ 37. Ke2 Rxh3 38. Nf5 (38. Ra8+ $17 Kh7 39. Rb8) 38... Rxg4 39. Rxg4 (39. Ne7+ $17 Kh7 40. Nd5 Rxf4 41. Nxf4) 39... Nxg4 $19 {[%mdl 4096] Endgame KRN-KRN} 40. Nd4 $2 (40. Nd6) 40... Rh2 41. Kf3 h5 42. b4 Rxf2+ 43. Kg3 Rb2 44. Nc6 Rb3+ 45. Kh4 g6 46. Kg5 Rc3 47. Nd8 (47. Ne7+ $142 Kf8 48. Rb7) 47... Rf3 48. Nc6 Rf5+ 49. Kh4 {[#] Black must now prevent Ne7+.} Kg7 50. Nd4 Re5 51. Nf3 Rd5 52. Rb7 Nh6 53. Ng5 Nf5+ 54. Kh3 Nd6 55. Rd7 Rxg5 56. Rxd6 Re5 57. Rc6 g5 58. Rc5 Rxc5 {Weighted Error Value: White=0.44/Black=0.21} 0-1

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "2.1"]
[White "Warmerdam, Max"]
[Black "Pichot, Alan"]
[Result "1/2-1/2"]
[ECO "B44"]
[WhiteElo "2535"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "111"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,111,17,12,14,13,3,14,11,8,7,3,-10,29,27,31,25,30,23,23,9,30,0,26,26,10,-20,-25,-16,8,0,0,-10,-10,-11,-12,-12,-12,-18,18,0,0,-5,-1,-6,-6,-14,-8,-13,-14,-14,-13,-8,-8,-14,-14,-14,-14,-14,-14,-21,-14,-21,-21,-21,-21,-21,-21,-21,-18,-21,-18,-18,-15,-20,9,9,28,28,70,70,71,71,72,70,70,70,70,64,64,64,70,70,70,50,51,0,70,55,55,55,65,65,65,50]} 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Bf4 d6 {With the idea ...Nxd4.} 6. Nxc6 {B44: Sicilian: Taimanov: 5 Nb5.} bxc6 7. c4 {[#]} Rb8 $146 ({Predecessor:} 7... e5 8. Be3 Be6 9. Nc3 Be7 10. Qa4 Bd7 11. Qc2 Nf6 12. Be2 O-O 13. O-O Qa5 {1-0 (47) Warmerdam,M (2506)-Leenhouts,K (2414) Lichess.org INT 2020}) 8. Qc2 {The position is equal.} e5 9. Be3 Nf6 10. Nc3 Qc7 (10... Ng4 $5 {[%cal Rg4e3]}) 11. Be2 Be7 12. O-O Be6 13. Rfc1 O-O 14. Rab1 a5 15. a3 Ng4 16. Bxg4 Bxg4 17. c5 Be6 18. cxd6 Bxd6 19. Qe2 Bb3 20. Nd5 Qb7 21. Nb6 Rfd8 22. Rc3 a4 23. Rbc1 Bc7 (23... c5 {looks sharper.} 24. Nc4 Be7 25. h3 Qa6 26. Qf1 f6) 24. Rxc6 Bxb6 25. Rxb6 Qxe4 {[#] Hoping for ...Rxb6.} 26. Rxb8 Rxb8 27. f3 Qb7 (27... Qf5 {is interesting.} 28. Qa6 f6 29. Rc7 Rd8 30. Qb7 Qg6) 28. Bc5 f6 29. Bb4 Rd8 30. h3 Qd7 31. Kh2 Qd4 {[#] White must now prevent ...Qf4+.} 32. Kh1 Qf4 33. Re1 h5 34. Qe3 Qg3 35. Rc1 Qg6 36. Be1 Rd3 37. Qe2 Qf5 38. Bd2 Kh7 39. Rc3 Rd7 40. Kh2 Qb1 41. f4 Bd1 (41... Bf7 {seems wilder.} 42. Bc1 exf4 43. Bxf4 Qg6 44. Rc5 Rd4) 42. Qe1 {Strongly threatening Rc1.} Bc2 43. fxe5 Qxe1 44. Bxe1 $11 {[%mdl 4096] Endgame KRB-KRB} Bb3 45. exf6 gxf6 46. Rf3 Rd6 47. Bc3 Kg6 48. Rf4 Re6 49. Kg3 Re3+ 50. Kf2 Re6 51. Bd4 Bc2 52. Bc3 Bb3 $1 53. g4 {White is slightly better.} hxg4 54. Rxg4+ Kh5 55. Rf4 Kg6 56. h4 {Weighted Error Value: White=0.05/Black=0.06} 1/2-1/2

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "2.2"]
[White "Grandelius, Nils"]
[Black "Tari, Aryan"]
[Result "1-0"]
[ECO "C65"]
[WhiteElo "2670"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "139"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,139,12,15,18,29,16,18,12,37,5,49,11,34,33,27,24,38,25,45,46,50,52,52,64,67,78,104,92,103,90,93,88,232,224,232,232,221,222,214,225,218,196,196,196,200,198,196,195,195,193,196,160,197,197,212,207,205,200,198,193,261,258,265,181,192,0,267,257,266,220,247,272,272,267,273,258,358,357,317,235,282,243,221,183,260,258,237,232,265,265,400,389,368,391,395,370,482,463,483,486,458,419,691,660,799,772,805,931,834,798,4709,5069,2024,3342,12841,12840,29968,29970,29975,29975,29976,29977,29975,29974,29984,29985,29985,29986,29989,29990,29990,29991]} 1. e4 {Kritz,L} e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 Bc5 5. c3 O-O 6. O-O {C65: Ruy Lopez: Berlin Defence (3...Nf6), unusual lines and 4 0-0 Bc5.} d5 7. exd5 Qxd5 8. Bc4 {The position is equal.} Qd8 9. b4 Bd6 {[#]} 10. Bg5 $5 $146 {[%mdl 8] An interesting novelty.} ({Predecessor:} 10. Re1 h6 11. Nbd2 Re8 12. a4 Bf5 13. Ne4 Be6 14. Bxe6 Rxe6 15. b5 Nb8 16. Nxd6 cxd6 {½-½ (44) Sjugirov,S (2610)-Bacrot,E (2706) Plovdiv 2012 CBM 148 [Kritz,L]}) 10... h6 11. Bxf6 Qxf6 12. Nbd2 Bf5 13. Re1 a5 14. b5 Ne7 15. Ne4 Bxe4 16. Rxe4 Ng6 17. g3 Rad8 18. Qe2 Rfe8 19. Re1 Re7 20. h4 Nf8 (20... Qf5 $16) 21. Nxe5 $18 Bxe5 22. Rxe5 Rxe5 23. Qxe5 Qxe5 24. Rxe5 {[%mdl 4096] Endgame KRB-KRN} Ng6 25. Rf5 Rd7 26. h5 Nf8 27. Re5 g6 28. hxg6 Nxg6 29. Re8+ Kg7 30. Kf1 Ne7 31. Ke2 Nf5 32. Ra8 b6 33. d4 Re7+ 34. Kd2 h5 (34... Kf6 {was necessary.} 35. Bd3 Ng7) 35. Bd3 Nh6 36. Be2 Nf5 37. Bd3 (37. Rd8 $142) 37... Nh6 $1 38. Rd8 Ng4 39. f3 Nf2 40. Rd5 Kh6 41. c4 Nh1 42. g4 hxg4 43. fxg4 Nf2 44. Rh5+ Kg7 45. Rg5+ Kf8 46. Bf5 Nh3 (46... a4 $142 47. c5 Nh3) 47. Rh5 Nf4 48. Rh2 Kg7 49. g5 Re8 (49... Ng6 {was worth a try.} 50. Rf2 Nf8) 50. Rf2 Nh5 51. Bd3 Re6 52. Kc3 Ng3 53. c5 Re3 {[#] aiming for ...Ne4+.} 54. Kd2 Re6 55. Rf4 bxc5 (55... Re7 $142 56. Rf6 bxc5 57. dxc5 Nh5) 56. dxc5 Re5 57. b6 cxb6 58. cxb6 Re6 59. Rf6 {[#] White wants to mate with Rxe6.} Ne4+ 60. Bxe4 Rxe4 {KR-KR} 61. Kc3 Rb4 62. a3 Rb1 63. Kc4 {White mates.} a4 64. Kc5 Rb3 65. Rf4 Rc3+ 66. Rc4 Rxa3 67. b7 Rb3 68. Rb4 Rc3+ 69. Kd4 Rg3 70. b8=Q {Weighted Error Value: White=0.13/Black=0.25} 1-0

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "3.1"]
[White "Tari, Aryan"]
[Black "Warmerdam, Max"]
[Result "1-0"]
[ECO "D02"]
[WhiteElo "2639"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "77"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 15,77,12,27,13,16,-18,8,8,15,11,16,17,13,10,14,0,0,0,0,0,0,0,0,0,7,0,14,0,20,24,46,45,116,116,113,120,115,119,141,131,136,135,162,164,165,165,165,165,172,172,172,172,175,175,189,189,218,218,222,212,324,271,554,489]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 c5 4. e3 e6 5. Nbd2 Bd6 6. dxc5 Bxc5 7. Bd3 O-O 8. O-O Nc6 9. c4 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} Bd6 10. Bg3 Bxg3 11. hxg3 {[#] The position is equal.} b6 $146 ({Predecessor:} 11... d4 12. exd4 Nxd4 13. Ne4 Nxf3+ 14. Qxf3 Nxe4 15. Bxe4 Qc7 16. Qb3 f5 17. Bf3 e5 {1-0 (38) Mahalakshmi,M (2238)-Ghosh,S (2034) New Delhi 2018}) 12. Qa4 Bd7 13. cxd5 Ne5 14. Bb5 Nxf3+ 15. Nxf3 Bxb5 16. Qxb5 Qxd5 17. Qxd5 Nxd5 18. Rfd1 Rfc8 19. Rac1 Kf8 20. Kf1 Ke7 21. Ke2 f6 22. Nd4 Rxc1 23. Rxc1 $11 {[%mdl 4096] [#] Endgame Threatens to win with e4. KRN-KRN} f5 {White now steadily converts the win.} (23... e5 $14) 24. Rc6 $16 Kd7 {aiming for ...e5.} 25. Rxe6 g6 26. Rc6 Re8 27. Rc2 Nf6 28. Nb5 Re5 29. Rd2+ Ke6 30. Nxa7 Ra5 31. Nc8 Ne4 32. Rc2 Rxa2 33. Nxb6 Ra1 34. Rc6+ Kf7 35. Nc4 Rg1 36. Nd6+ Nxd6 37. Rxd6 Rxg2 (37... Rb1 $142 38. Rd2 Rc1) 38. Rd7+ Kg8 $2 {[#]} (38... Ke6 39. Rxh7 Rg1) 39. Rd1 {Weighted Error Value: White=0.05/Black=0.24} 1-0

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "3.2"]
[White "Pichot, Alan"]
[Black "Grandelius, Nils"]
[Result "1/2-1/2"]
[ECO "B97"]
[WhiteElo "2630"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "136"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,136,28,27,25,28,27,14,44,20,12,9,29,9,20,-13,16,22,22,22,22,31,26,16,18,18,22,15,21,11,16,4,54,52,255,259,358,368,432,438,434,431,415,406,532,509,512,529,616,607,577,567,548,497,643,552,629,622,653,662,662,650,607,527,547,524,496,356,391,404,387,382,643,462,561,561,559,554,547,539,562,455,455,450,455,447,463,293,291,0,185,118,118,74,74,0,590,590,587,500,486,478,470,469,463,462,420,401,299,0,0,0,0,0,0,0,0,0,0]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8. Qd2 Nc6 9. O-O-O Qxd4 10. Qxd4 Nxd4 11. Rxd4 Bd7 {B97: Sicilian Najdorf: Poisoned Pawn.} 12. Be2 Bc6 13. Bf3 Rc8 14. Rhd1 Nd7 {[#]} 15. Bh4 $146 ({Predecessor:} 15. Ne2 Rg8 16. h3 h6 17. Bh4 g5 18. fxg5 hxg5 19. Bf2 Ne5 20. Ng3 Nxf3 21. gxf3 {0-1 (32) Rifelj,L (1542)-Vombek,S (1873) Ljubljana 2007}) 15... h6 16. f5 {With the idea fxe6.} Ne5 17. a4 Rg8 18. fxe6 fxe6 19. Be2 Be7 20. Bxe7 Kxe7 21. Rxd6 Rgf8 22. R6d2 Rf4 23. b3 Rcf8 24. Bd3 h5 25. Ne2 Rf2 26. Nd4 Be8 $2 {[#]} (26... Rxd2 $14 27. Nxc6+ (27. Kxd2 Rf2+ 28. Kc3 Rxg2 $11) (27. Rxd2 Rf4 $14) 27... Nxc6 28. Rxd2 g5) 27. Nf5+ $1 $18 {[%mdl 512]} exf5 (27... R8xf5 28. exf5) 28. Rxf2 f4 29. Be2 g5 30. Rd5 Ke6 31. Rd8 g4 32. Rb8 h4 33. Rxb7 f3 34. gxf3 gxf3 35. Bf1 Bc6 36. Bh3+ Kd6 37. Rh7 Rf4 38. Rh6+ Kc5 39. Bf5 Bxe4 40. Bxe4 Rxe4 {[%mdl 4096] Endgame KRR-KRN} 41. Rf6 Kd4 42. Kd2 Rg4 43. Rf5 Rg2 44. Rf4+ Kd5 45. Ke3 h3 $2 (45... Ng4+ 46. Rxg4 (46. Kxf3 Rxf2+ 47. Kxg4 Rg2+ 48. Kh3 Rxc2 $16) 46... Rxg4 47. Kxf3 Rb4) 46. R4xf3 Ng4+ 47. Ke2 $1 Nxf2 48. Rxf2 {KR-KR} Rg1 49. Kd3 Rg2 50. Re2 a5 51. Ke3 Rg8 52. Rf2 Kc5 53. Kd3 Rg2 54. Re2 (54. Ke2 $1 $18 Rg7 55. Kd3) 54... Kb4 $2 {[#]} (54... Kd5 $1 $11) 55. Ke3 ({White should play} 55. Re4+ $1 $18 Ka3 56. Re2) 55... Rg8 $16 56. Kd2 Ka3 57. Re5 ({Better is} 57. Kd3 $16) 57... Rg2+ $2 {[%mdl 8192] [#]} (57... Kb2 $1 $11 {and Black is okay.}) 58. Kc3 $1 $18 Rxh2 59. Rxa5 Rg2 60. Rh5 h2 {intending ...Rg3+.} 61. a5 Rg3+ 62. Kd4 Rg4+ 63. Ke3 Rg3+ 64. Kf4 $2 (64. Kd2 $18 Rg2+ 65. Kd3) 64... Rg2 $11 {The position is equal.} 65. a6 Rxc2 66. b4 Kxb4 67. a7 Ra2 68. Rxh2 Rxa7 {Weighted Error Value: White=0.10/Black=0.42} 1/2-1/2

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "4.1"]
[White "Warmerdam, Max"]
[Black "Grandelius, Nils"]
[Result "0-1"]
[ECO "B51"]
[WhiteElo "2535"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "110"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,110,19,60,50,58,22,38,-7,70,66,71,66,64,47,56,53,60,29,25,24,39,0,0,11,22,9,17,0,0,0,-6,-13,0,0,0,0,0,0,0,0,0,0,0,0,0,-52,-35,-35,0,0,0,0,0,0,0,0,0,-46,-37,-320,-300,-307,-322,-696,-658,-897,-219,-199,0,0,0,-9,-35,-61,0,-333,-323,-666,-650,-619,-475,-481,-479,-459,-464,-573,-558,-504,-455,-603,-591,-654,-654,-29979,-29980,-29980,-29977,-29981,-29982,-29988,-29989,-29989,-29990]} 1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Ngf6 5. Qe2 e5 6. d4 {B51: Sicilian: Moscow Variation (3 Bb5+) without 3...Bd7.} a6 7. Bd3 Be7 {[#]} 8. a4 $146 {White is slightly better.} ({Predecessor:} 8. O-O b5 9. a4 c4 10. Bc2 Rb8 11. Rd1 Qc7 12. Nbd2 O-O 13. Nf1 Re8 14. dxe5 dxe5 {½-½ (35) Gombac,J (2277)-Justin,M (2278) Slovenia 2018}) 8... O-O (8... exd4 $11 9. cxd4 cxd4) 9. d5 $14 b6 10. Na3 Nh5 11. g3 g6 12. Bh6 Ng7 13. h4 Nf6 14. Nh2 Bd7 15. Nc2 b5 {Threatens to win with ...c4.} 16. Ne3 {[%cal Ra4b5]} c4 17. Bc2 Kh8 18. Nhg4 Ng8 19. h5 Nxh6 20. Nxh6 Nxh5 21. Rxh5 gxh5 22. Qxh5 Be8 23. Nef5 Bg5 24. Nxd6 Qxd6 25. Qxg5 f6 26. Qg4 Bg6 27. O-O-O (27. axb5 $11 Qb6 28. Nf5) 27... b4 28. Rh1 Qb6 {And now ...bxc3 would win.} 29. Nf5 Bxf5 30. Qxf5 {[%csl Gh1][%cal Rf5h7]} Ra7 31. Rh6 bxc3 32. bxc3 Qd6 33. g4 Rg7 34. g5 $2 {[%mdl 8192]} (34. Bd1 $15) 34... Qa3+ $19 {[%mdl 64] Double Attack} 35. Kd2 fxg5 {[%mdl 64] Discovered Attack} 36. Qxe5 (36. Rf6 Rxf6 37. Qxf6) 36... Rxf2+ 37. Ke3 Qf8 ({Worse is} 37... Rxc2 38. Qe8+ Rg8 39. Qe5+ Rg7 40. Qe8+ Rg8 41. Qe5+ Rg7 $11) (37... Qc5+ 38. Qd4 Qf8) 38. Bd1 Rf4 $2 (38... Ra2 $19 {[%csl Ga2][%cal Rf8f2]} 39. Rf6 Qc5+ 40. Qd4 Qxd4+ 41. cxd4 Ra3+ 42. Kf2 Rb7) 39. Re6 Qc5+ $1 40. Qd4 $132 {[%mdl 2048] White has counterplay} Qxd4+ 41. cxd4 $11 {[%mdl 4096] Endgame KRR-KRB} Rf8 (41... Rh4 $1 $15 42. Rc6 Rh3+ 43. Ke2 Rb7 44. Rxc4 Kg7) 42. d6 $2 {[%mdl 8192]} ({Don't go for} 42. Rxa6 $2 g4 $19) (42. Bg4 $1 $11 {and White has nothing to worry.}) 42... g4 $19 {...g3 is the strong threat.} 43. e5 $2 (43. d7 Rxd7 44. Bxg4) 43... g3 44. Bf3 g2 45. Bxg2 Rxg2 46. d7 {[#] Strongly threatening Re8!} Rgg8 $1 47. Rc6 Kg7 48. d5 Kf7 49. Rh6 {[#]} Ke7 50. Rxh7+ Rf7 51. Rxf7+ Kxf7 {Black mates.} 52. Kd4 Ke7 53. e6 Rg4+ 54. Ke5 c3 55. d6+ Kd8 {Weighted Error Value: White=0.74/Black=0.27} 0-1

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "4.2"]
[White "Pichot, Alan"]
[Black "Tari, Aryan"]
[Result "1/2-1/2"]
[ECO "C67"]
[WhiteElo "2630"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "113"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 18,113,14,12,12,18,18,15,20,19,16,15,24,16,22,6,5,10,7,0,6,8,8,5,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-3,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. d4 Bf6 10. Re1 Re8 $1 {10...Re8 scores better than 10...Nf5. C67: Ruy Lopez: Berlin Defence: 4 0-0 Nxe4.} 11. c3 Rxe1 12. Qxe1 Ne8 13. Bf4 d5 14. Nd2 Bf5 15. Qe3 Nd6 {The position is equal.} 16. Bd3 Bxd3 17. Qxd3 Qd7 {[#]} 18. Re1 $146 ({Predecessor:} 18. Bxd6 Qxd6 19. Re1 {½-½ (19) Teichmann,C (2402)-Panitevsky,I (2512) ICCF email 2019}) 18... c6 19. Bxd6 Qxd6 20. g3 a5 21. a4 g6 22. Nf3 (22. Kg2 {feels hotter.} Qd7 23. Qe3 Kg7 24. h4 h5 25. Qf4) 22... Qd7 23. Ne5 Bxe5 24. Rxe5 $11 {[%mdl 4096] Endgame KQR-KQR} f6 25. Re3 Re8 26. Kg2 Kf7 27. h4 Rxe3 28. Qxe3 {KQ-KQ} Qf5 29. Qh6 Qe4+ 30. Kh2 Kg8 31. Qe3 Qxe3 32. fxe3 {KP-KP} f5 33. Kg2 Kf7 34. b4 b6 35. bxa5 bxa5 36. Kh2 Kf6 37. Kg2 h6 38. Kh2 g5 39. hxg5+ Kxg5 40. Kh3 Kh5 41. Kh2 $1 Kg5 (41... Kg4 $5 42. Kg2 $8 Kg5 $11) 42. Kh3 Kh5 43. Kh2 $1 Kg6 (43... Kg4 $5 44. Kg2 $8 Kg5 $11) 44. Kg2 Kf6 45. Kh2 Ke6 46. Kh3 Kf6 47. Kh4 Kg6 48. Kh3 $1 Kg5 49. Kh2 $1 Kg4 {[#] ...Kf3 is the strong threat.} 50. Kg2 h5 51. Kf2 Kh3 52. Kf3 Kh2 $1 {[%cal Rh2g1] aiming for ...Kg1.} 53. Kf2 Kh1 (53... Kh3 $5 54. Kf3 $8 Kh2 $11) 54. Kf1 $1 Kh2 55. Kf2 Kh3 {[#] Hoping for ...Kh2.} (55... Kh1 $5 56. Kf1 $8 Kh2 57. Kf2 $11) 56. Kf3 Kh2 $1 {[%cal Rh2g1] And now ...Kg1 would win.} 57. Kf2 $1 {A rather calm draw.  Weighted Error Value: White=0.01/Black=0.01} 1/2-1/2

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "5.1"]
[White "Pichot, Alan"]
[Black "Warmerdam, Max"]
[Result "1-0"]
[ECO "C78"]
[WhiteElo "2630"]
[BlackElo "2535"]
[Annotator "TA"]
[PlyCount "65"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 13,64,23,41,28,71,50,57,45,50,40,43,52,64,5,26,0,0,0,0,0,0,0,0,0,0,0,60,87,99,93,570,556,512,516,29997,29998,29998,1153,29989,138,148,162,277,264,512,500,501,474,29991,29992,29992,29993,29999]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Re1 {C78: Ruy Lopez: Archangelsk and Möller Defences.} d6 9. Bxc6 $5 {[%mdl 4] An interesting side line.} bxc6 10. Bg5 {White is slightly better.} h6 {[#]} 11. Bh4 $146 ({Predecessor:} 11. dxe5 hxg5 12. exf6 Qxf6 13. Nd4 Bd7 14. Na3 c5 15. Ne2 Bg4 16. Qd2 Rfe8 17. Ng3 {0-1 (59) Dubovyk,A (1989)-Yaniv,Y (2256) Lichess.org INT 2020}) 11... g5 12. Bg3 g4 13. Bh4 gxf3 $11 14. Qxf3 Kg7 15. Qg3+ Kh7 16. Qf3 Kg7 17. Qg3+ Kh7 18. Qf3 Kg6 19. Qg3+ Kh5 ({Better is} 19... Kh7 $11 20. Qf3) 20. Nd2 $14 {Nf1 is the strong threat.} Be6 {[#] Strongly threatening ...Rg8.} (20... exd4 $6 21. e5 $11) 21. Qg7 {Hoping for Nf1.} Ne8 $2 {[%mdl 8192] A mistake that costs the game.} (21... Kxh4 22. Qxh6+ Nh5 23. Nf3+ Kg4 24. h3#) (21... Rg8 $16 {is tougher.} 22. Qxf6 Qxf6 23. Bxf6 exd4) (21... Rg8 22. Qxf6) 22. g4+ $1 $18 ({And not} 22. Qxf8 Qxh4 23. Nf1 Qf6 $11) 22... Bxg4 23. Qxf8 Qxh4 (23... Qd7 $18 24. Be7 Qe6) 24. Qxf7+ Kg5 25. Re3 (25. Nf3+ $142 Bxf3 26. Qf5#) 25... Qh5 26. Qg8+ $2 (26. f4+ {mates} Kh4 27. Qe7+ {[%mdl 64] Double Attack} Qg5 28. fxg5 Kh5 29. gxh6 exd4 30. h7 $1 {[%mdl 512]} Nf6 31. Rf1 $1 {[%mdl 512]}) 26... Qg6 $16 {[#]} 27. Qc4 $40 {[%csl LRa6,LRc6][%mdl 128] Threatens to win with h3. White is out for blood.} Nf6 (27... Qe6 $142) 28. Rg3 $18 Nh5 $2 {[#]} (28... h5 {keeps fighting.} 29. Qxc6 Rf8) 29. Rxg4+ $1 {[%mdl 512]} Kxg4 30. Kh1 {Threatening mate with Rg1+.} Qf6 ({Wrong is} 30... Kh4 $2 31. Nf3+ Kg4 32. Rg1+ Ng3+ 33. Rxg3+ Kh5 34. Rxg6) (30... Ng3+ $18 31. fxg3 Rf8 32. Qe2+ (32. Qxc6 Rf2 $18) 32... Kg5 33. Qe3+ Kh5 34. g4+ Qxg4) 31. Rg1+ {White mates.} Kh4 32. Qe2 {[%csl Gg1][%cal Re2g4]} Rf8 33. Qg4# {Weighted Error Value: White=0.29/Black=1.03} 1-0

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "5.2"]
[White "Tari, Aryan"]
[Black "Grandelius, Nils"]
[Result "1/2-1/2"]
[ECO "D02"]
[WhiteElo "2639"]
[BlackElo "2670"]
[Annotator "TA"]
[PlyCount "103"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 9,103,8,12,-7,0,0,0,0,7,-10,0,-4,-7,-4,0,0,-6,-8,0,-16,-11,-16,-8,-17,0,0,2,-1,0,-2,0,-32,-25,-43,0,0,0,-10,0,-6,0,0,0,0,0,0,0,0,6,7,7,6,6,6,8,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0]} 1. d4 d5 2. Nf3 e6 3. Bf4 Bd6 4. e3 Bxf4 5. exf4 b6 {[#]} 6. h4 $146 {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4.} ({Predecessor:} 6. Nbd2 Nf6 7. Bd3 Ba6 8. Bxa6 Nxa6 9. O-O c5 10. c3 O-O 11. Re1 Nc7 12. Qe2 Nce8 13. dxc5 bxc5 {0-1 (56) Batsiashvili,N (2457)-Stefanova,A (2462) chess.com INT 2020}) 6... Ne7 7. c3 a5 8. Bd3 Ba6 9. O-O O-O 10. Re1 c5 11. Bxa6 Nxa6 12. a4 Nf5 13. g3 cxd4 14. Nxd4 Nxd4 15. Qxd4 Nc5 {[%cal Ba6c5,Bc5d7,Bd7b8,Bb8c6][%mdl 32] ...Nb3 is the strong threat.} 16. Nd2 Rc8 17. b4 Nd7 18. Rab1 Qc7 19. Re3 h6 20. Kg2 Rfd8 21. Rb3 Nb8 {And now ...Nc6 would win.} 22. bxa5 {The position is equal.} bxa5 23. Rb5 Nc6 24. Qb6 Qxb6 (24... Qd6 {feels hotter.} 25. Rc5 Rc7 26. Rb5 Rb8 27. Qc5 Qd8) 25. Rxb6 d4 26. Rd3 dxc3 27. Rxc6 $1 cxd2 28. Rxd2 Rxc6 29. Rxd8+ $11 {[%mdl 4096] Endgame KR-KR} Kh7 30. Ra8 Rc5 31. Ra7 Kg6 32. Kf3 Kf6 33. Ke3 g5 34. hxg5+ hxg5 35. fxg5+ Rxg5 36. f3 Rxg3 37. Rxa5 Rg1 38. Rb5 Ra1 39. a5 e5 40. f4 Ra3+ 41. Ke2 exf4 42. Kf2 Kg6 43. Rc5 $1 f5 44. Rc6+ Kg5 45. a6 f3 46. Kg3 f4+ 47. Kf2 Kg4 48. Rg6+ Kf5 49. Rb6 Kg4 50. Rg6+ Kf5 51. Rb6 Kg4 52. Rg6+ {Weighted Error Value: White=0.03/Black=0.03} 1/2-1/2

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "6.1"]
[White "Warmerdam, Max"]
[Black "Tari, Aryan"]
[Result "0-1"]
[ECO "B15"]
[WhiteElo "2535"]
[BlackElo "2639"]
[Annotator "TA"]
[PlyCount "58"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 14,58,25,21,25,25,35,25,34,27,36,36,35,37,42,35,48,25,18,0,0,-29,-20,-38,-31,-27,-34,-25,0,-110,0,-92,-79,-66,-50,-80,-64,-145,-145,-143,-132,-487,-471,-1755,-1724,-1638,-1579]} 1. e4 c6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Nf6 5. Nxf6+ exf6 6. c3 Bd6 7. Bd3 O-O 8. Qc2 Re8+ {B15: Caro-Kann: 3 Nc3: 3...g6 and 3...dxe4 4 Nxe4 Nf6 5 Nxf6+ exf6.} 9. Ne2 h5 10. O-O h4 {White has an edge.} 11. h3 Nd7 12. Bd2 Nf8 13. Rfe1 Bd7 {[#]} 14. Rad1 $146 ({Predecessor:} 14. c4 Qc8 15. Nf4 Ne6 16. Nxe6 Rxe6 17. Bh7+ Kf8 18. Re4 g5 19. f4 Rxe4 20. Bxe4 {½-½ (70) Abdumalik,Z (2469)-Karavade,E (2357) Astana 2019}) 14... Rc8 15. c4 Bb8 16. Kf1 Qc7 17. Qc1 Qh2 {( -> ...Bxh3!)} 18. Bf4 Qh1+ 19. Ng1 g5 20. Bxb8 Rxb8 $40 {[%mdl 128] Black mounts an attack.} 21. Bb1 (21. f4 $11) 21... Rbd8 ({Black should play} 21... b5 $17 {Strongly threatening ...bxc4.} 22. d5 bxc4) 22. Rxe8 (22. f4 $11 {remains equal.}) 22... Rxe8 $17 23. Re1 Rxe1+ 24. Qxe1 {[#]} Ne6 $1 {[%cal Re6f4] Hoping for ...Nf4.} 25. Qe3 {[#]} (25. Be4 $1 $15) 25... Nf4 $1 26. Be4 {[#]} Bf5 $1 {[%mdl 512] Threatens to win with ...Kg7.} 27. b3 $2 {[%mdl 8192] [#]} (27. Qf3 $17 Nxh3 28. gxh3 (28. Qxf5 $2 Qxg1+ 29. Ke2 Nf4+ {[%mdl 64] Double Attack} 30. Kd2 Qxf2+ 31. Kc3 Qe3+ 32. Kc2 Ne2 $19) (28. Bxf5 $2 Nxg1 29. Qg4 Nh3+ 30. Ke2 Nf4+ {[%mdl 64] Double Attack} 31. Kd2 Qf1 $19 {[%mdl 64] Double Attack}) 28... Bxe4 29. Qxh1 Bxh1 30. f3) 27... Kg7 $1 $19 {Black is clearly winning.} 28. a4 (28. Bxf5 $142 Qxg2+ 29. Ke1 Qxg1+ 30. Kd2) 28... Bxe4 29. Qxe4 {[#]} Nxh3 $1 {[%mdl 576] Pin.  Weighted Error Value: White=0.88/Black=0.06} 0-1

[Event "Meltwater CCT Qualifier 2021"]
[Site "Online"]
[Date "2021.03.08"]
[Round "6.2"]
[White "Grandelius, Nils"]
[Black "Pichot, Alan"]
[Result "1/2-1/2"]
[ECO "D46"]
[WhiteElo "2670"]
[BlackElo "2630"]
[Annotator "TA"]
[PlyCount "43"]
[EventDate "2021.03.09"]
[EventType "tourn"]
[EventCountry "NET"]
[SourceTitle "playchess.com"]
[Source "ChessBase"]
[SourceQuality "1"]

{[%evp 20,43,10,0,0,-18,-14,-9,0,0,0,0,0,0,2,-4,16,0,27,0,33,-9,-8,0,0,-6]} 1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 c6 5. e3 Nbd7 6. Qc2 Bd6 7. Bd3 O-O 8. O-O dxc4 9. Bxc4 b5 10. Be2 Bb7 11. Bd2 a6 {D46: Semi-Slav: 5 e3 Nbd7 6 Bd3, Black avoids the Meran.} 12. Ne4 Nxe4 13. Qxe4 Qb6 {[#]} 14. Qh4 $146 ({Predecessor:} 14. Bd3 g6 15. Qh4 Qd8 16. Qh6 Be7 17. Rfd1 c5 18. dxc5 Bxf3 19. gxf3 Bg5 20. Qh3 Nxc5 {½-½ (32) Stangl,M (2375)-Dreev,A (2570) Arnhem 1989}) 14... c5 15. dxc5 Nxc5 16. Bc3 f6 17. Rfd1 Rad8 18. h3 Bb8 19. Qb4 Ne4 20. Qa5 Bc7 21. Qxb6 Bxb6 22. Bb4 {Not much happened in this game.  Weighted Error Value: White=0.11/Black=0.09} 1/2-1/2

