[Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.1"] [White "Esipenko, Andrey"] [Black "Carlsen, Magnus"] [Result "1-0"] [ECO "B84"] [WhiteElo "2677"] [BlackElo "2862"] [Annotator "TA"] [PlyCount "75"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 14,75,26,26,21,22,11,0,0,0,12,0,66,46,53,67,73,50,60,46,139,133,131,130, 127,129,122,125,133,138,186,185,175,189,185,176,178,151,300,305,305,301,311, 319,310,293,357,339,379,372,604,616,568,582,1020,568,943,910,2606,2185,7154, 206,6133,5804]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 {7.f4 is becoming the main line.} Be7 8. g4 b5 {B84: Sicilian Scheveningen: 6 Be2 a6, lines without early Be3.} 9. g5 Nfd7 10. a3 Bxg5 { The position is equal.} 11. Qd2 Bxe3 12. Qxe3 {[#]} Qh4 $146 (12... Qe7 $11) ({ Predecessor:} 12... Bb7 13. O-O-O Qe7 14. Nb3 Nc6 15. Qg3 Nc5 16. Nxc5 dxc5 17. Qxg7 Rf8 18. Bg4 Nd4 {1/2-1/2 (32) Frotscher,T (2363)-Gomila Marti,S (2375) ICCF email 2019}) 13. Rg1 {[%mdl 1024] White has compensation.} g6 14. O-O-O Qe7 15. f4 Bb7 16. Kb1 Nc6 {White leaves nothing to chance now.} (16... Nc5 $1 $14) 17. Ncxb5 $1 $16 axb5 18. Nxc6 Bxc6 19. Qc3 $1 {[%csl Bc6,Bh8][%mdl 64] Double Attack} O-O 20. Qxc6 {[%mdl 64] Double Attack} d5 21. exd5 (21. Bxb5 $6 Nf6 $14) 21... Rfc8 {[#]} 22. d6 $1 $36 {[%mdl 2560] White has strong initiative.} Qd8 23. Qxb5 Rcb8 24. Qc4 Rxa3 {And now ...Qa5 would win.} 25. Qc7 Qe8 (25... Ra4 $16) 26. Rg5 $1 $18 {Bb5 is the strong threat.} Ra4 27. Ra5 (27. Bb5 $2 Rxb5 $1 28. Rxb5 Qa8 $1 $17) 27... Rab4 {[#]} 28. b3 R4b7 29. Qc3 Qd8 30. Bf3 Rb4 31. Qc7 Qf6 $2 (31... Rc8 32. Ra8 Rxa8 33. Bxa8 Qxa8) 32. Ra8 (32. Qxd7 $2 {[#] leads to mate.} Rxb3+ $1 {[%mdl 512]} 33. cxb3 Rxb3+ 34. Kc2 Qc3#) 32... Rxa8 33. Bxa8 Qf5 {aiming for ...Rxb3+.} 34. Kb2 ({Not} 34. Qxd7 $2 Rxb3+ 35. Kc1 Qxf4+ 36. Rd2 Ra3 $19) 34... Rb5 {Black wants to play ...Rc5.} 35. Qxd7 {Strongly threatening Qe8+.} Rc5 36. Rc1 Qxf4 37. Qe8+ Kg7 {Threatening ...Qd2. } 38. d7 {Weighted Error Value: White=0.14/Black=0.36} 1-0 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.2"] [White "Duda, Jan-Krzysztof"] [Black "Anton Guijarro, David"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2743"] [BlackElo "2679"] [Annotator "Shahid"] [PlyCount "100"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 10,100,19,20,25,14,34,33,27,20,31,25,31,0,27,29,31,26,37,11,26,8,16,0,7, 0,0,2,10,12,22,8,6,10,39,31,68,60,73,40,48,9,57,6,7,7,16,0,0,0,0,0,0,-65,-66, -100,-103,-150,-20,-14,-18,-7,0,0,0,0,-25,-88,-92,-83,-28,-28,-28,-56,-43,-43, -50,-47,-26,-25,0,0,0,0,0,-53,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 d6 6. c3 a5 {C54: Giuoco Piano: 4 c3 Nf6, main lines with 5 d4 and 5 d3.} 7. Re1 O-O 8. Bg5 h6 {White is slightly better.} 9. Bh4 g5 10. Bg3 Ba7 11. Na3 Bg4 12. Nc2 Bh5 13. h3 Kg7 14. Ne3 Ne7 {[#]} 15. Bb3 $146 (15. Qe2 {feels hotter.} a4 16. b4 Rb8 17. Bb5 Ra8 18. a3) ({Predecessor:} 15. Bh2 g4 16. hxg4 Nxg4 17. Nh4 f5 18. Nxg4 fxg4 19. Bg3 Bxf2+ 20. Bxf2 g3 21. Nf3 gxf2+ 22. Kxf2 {0-1 (39) Audi,A (2354)-Mokshanov,A (2449) Moscow 2020}) 15... Qd7 16. Bc2 (16. Qe2 {is interesting.} a4 17. Bc2 Rfe8 18. Rad1 Qc6 19. a3) 16... Bxe3 17. Rxe3 Ng6 18. d4 {[%CAl Rd4e5]} Qb5 19. a4 Qb6 (19... Qxb2 $2 20. Bb3 $18) 20. Ra3 Rfe8 21. Rb3 Qa7 22. Qd2 Rad8 23. h4 Nh7 24. hxg5 hxg5 25. Nh2 c5 26. Nf1 (26. dxc5 $14 dxc5 27. Rd3 Rxd3 28. Qxd3 (28. Bxd3 Rd8 $11)) 26... Nf4 $11 27. f3 Bg6 {[%CAl Rc5d4]} 28. Bf2 Nf6 (28... exd4 $6 29. cxd4 b6 30. Re1 $16) 29. Re1 b6 30. Ne3 Qc7 31. Ra3 (31. Rb5 $11) 31... Rh8 $15 32. Raa1 Rh6 (32... d5 33. Nxd5 N6xd5 34. exd5 Bxc2 $19) 33. Rad1 {[#] And now dxe5 would win.} cxd4 ({Black should play} 33... d5 $1 $17 {[%CAl Rd5e4]} 34. dxe5 Qxe5 35. exd5 Rdh8) 34. cxd4 $11 Rdh8 {[%csl Gh8][%CAl Rh6h1]} 35. Bg3 N4h5 36. Bh2 Nf4 37. Bg3 d5 {Hoping for ...exd4.} 38. Qc3 (38. dxe5 $11 Qxe5 {[%mdl 64] Double Attack} 39. Bxf4 Qxf4 40. Nf5+ Bxf5 41. Qxf4 gxf4 42. exf5) 38... Qxc3 $17 39. bxc3 {[#]} exd4 ({Reject} 39... dxe4 $6 40. dxe5 N6h5 41. Kf2 $11) (39... Rh1+ $1 $17 40. Kf2 Rxe1 41. Rxe1 exd4 42. cxd4 dxe4) 40. Rxd4 $11 dxe4 41. Bxe4 Rh1+ 42. Kf2 Rxe1 43. Kxe1 Rh1+ (43... Ne6 {keeps more tension.} 44. Rc4 Nxe4 45. fxe4 Re8 46. Bd6 Nf4) 44. Kf2 $1 Nxe4+ (44... Bxe4 {is more complex.} 45. fxe4 Ne6 46. Rc4 Nc5 47. Kf3 Nfd7) 45. fxe4 Ne6 46. Be5+ Kh7 47. Rd6 (47. Ng4 $11) 47... Ra1 ({Better is} 47... Bxe4 $15 48. Nf1 Nc5) 48. Nd5 {The position is equal.} Bxe4 {Threatens to win with ... Ra2+.} 49. Nf6+ Kg6 {...Kf5 is the strong threat.} 50. g4 ({Much worse is} 50. Nxe4 Kf5 $17) 50... Bc2 {Weighted Error Value: White=0.16/Black=0.12} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.3"] [White "Harikrishna, Pentala"] [Black "Firouzja, Alireza"] [Result "0-1"] [ECO "D10"] [WhiteElo "2732"] [BlackElo "2749"] [Annotator "Shahid"] [PlyCount "112"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,112,27,25,0,8,0,12,14,16,13,34,28,35,12,50,0,0,9,72,0,0,0,0,0,0,0,0, -20,-12,-5,-5,-28,-31,-21,-20,-44,22,0,0,-18,12,0,36,0,0,0,0,-15,-15,-17,-11, -15,-21,-16,-12,-14,-15,-91,-83,-82,-69,-102,-32,-68,-62,-222,-226,-219,-208, -202,-197,-202,-197,-196,-200,-213,-150,-144,-136,-123,-145,-136,-113,-115, -116,-138,-43,-181,-104,-108,-112,-129,-126,-316,-312,-743,-468,-849,-852, -1901,-623,-29984,-29985,-29985,-29986]} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Bf4 Nc6 5. e3 Bf5 6. Bb5 {D10: Slav Defence: 3 cxd5 (without early Nf3) and 3 Nc3.} e6 7. Nc3 Nge7 $5 {[%mdl 4] [#] Leaves trodden paths.} 8. Rc1 $146 {The position is equal.} ({Predecessor:} 8. Nf3 a6 9. Be2 Nc8 10. O-O Be7 11. Rc1 Nb6 12. Ne5 Nxe5 13. Bxe5 O-O 14. Qb3 {1/2-1/2 (30) Ubilava,E (2560) -Komljenovic,D (2495) San Sebastian 1992}) 8... a6 9. Be2 f6 10. g4 Bg6 11. Nf3 Bf7 12. Bg3 h5 13. g5 Ng6 (13... h4 $1 $11 14. Nxh4 (14. Bxh4 Nf5 $11) 14... fxg5) 14. gxf6 (14. h4 $1 $16) 14... h4 $11 15. fxg7 Bxg7 16. Be5 Ngxe5 17. dxe5 Nxe5 18. Nd4 Rc8 19. O-O Nc6 20. Bg4 (20. Nxc6 Rxc6 21. Kh1) 20... Nxd4 21. exd4 Rc6 22. Ne2 h3 ({Black should play} 22... Qg5 $15 23. h3 Rxc1 24. Qxc1 Qxc1 25. Rxc1 Kd7) 23. Rc3 Rh4 24. Rg3 Qc7 25. Re1 Kf8 26. Qd3 e5 27. Qa3+ Qd6 28. Qxd6+ Rxd6 29. Bxh3 exd4 30. Nc1 Rdh6 31. Bg2 Rxh2 32. Nd3 R2h5 33. f4 $2 ( 33. Nc5 $11) 33... Rc6 $17 34. Bf3 Rhh6 35. Rg2 Rhg6 (35... Rh3 $17 36. Rf1 Bh6 ) 36. f5 Rh6 37. Nf4 $2 (37. Rh2 $1 $15) 37... d3 $1 $19 38. Nxd3 Bd4+ 39. Nf2 Rc2 40. Kf1 Rxb2 41. Re2 Rb1+ 42. Re1 Rhb6 43. Nd3 Bc3 44. Rxb1 Rxb1+ 45. Kf2 Ke7 46. Rh2 Kf6 47. Ke3 Kg5 (47... Rf1 $17 48. Rh7 b5) 48. Nc5 {[#]} ({Better is} 48. Rh7 $15 d4+ {[%mdl 64] Discovered Attack} 49. Kf2) 48... Rb5 ({Much less strong is} 48... Kxf5 49. Bxd5 Re1+ 50. Kd3 $15) ({Black should try} 48... b6 $1 $19 {[%CAl Rb6c5]} 49. Nd7 Kxf5) 49. Rh7 $17 Bg8 50. Rc7 Kxf5 {White must now prevent ... d4+.} 51. Nxb7 $2 {[#]} (51. Kd3 $17 Be5 52. Rc8) 51... d4+ $1 $19 {[%mdl 64] Discovered Attack} 52. Kf2 $2 (52. Kd3 Rb2 53. Rxc3 dxc3 54. Kxc3 Rxa2 55. Bd1) 52... Rb2+ 53. Be2 (53. Kg1 $142 Kf4 54. Bg2) 53... Kf4 54. Nd6 Bd2 (54... Be6 $142 55. Rb7 Rd2) 55. Kf1 Rb1+ 56. Bd1 d3 {Weighted Error Value: White=0.55/ Black=0.25} 0-1 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.4"] [White "Vachier-Lagrave, Maxime"] [Black "Van Foreest, Jorden"] [Result "1/2-1/2"] [ECO "C78"] [WhiteElo "2784"] [BlackElo "2671"] [Annotator "TA"] [PlyCount "64"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 13,64,29,34,47,41,30,58,48,51,52,63,55,90,9,9,14,38,32,39,-18,-16,-18,0, 0,-8,-37,18,14,16,4,32,35,27,30,42,32,35,33,37,11,26,0,0,0,0,0,0,0,0,0,0,0,0]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. c3 O-O 7. d4 Ba7 8. Bg5 {C78: Ruy Lopez: Archangelsk and Möller Defences.} h6 9. Bh4 d6 10. Bxc6 { White is slightly better.} bxc6 11. dxe5 dxe5 12. Nxe5 {[#]} Qe7 $146 ({ Predecessor:} 12... g5 13. Bg3 Qxd1 14. Rxd1 Bb7 15. Nd2 Rae8 16. Re1 Re6 17. Nec4 Rfe8 18. Bxc7 Ng4 {1-0 (40) Zieher,H (2300)-Tabatt,H (2303) Saarbruecken 2013}) 13. Nxc6 ({White should play} 13. Nf3 $16 {And now e5 would win.} g5 14. Bg3) 13... Qxe4 $11 {[%mdl 64] [#] Double Attack} 14. Nxa7 Bh3 15. gxh3 Rfd8 { [%CAl Rd8d1]} 16. Nd2 Qxh4 17. Qf3 Rxa7 18. Nb3 c5 19. Qg3 Qh5 (19... Qc4 $15) 20. Rae1 Rd5 {[#] Hoping for ...Rg5.} 21. f4 ({Much worse is} 21. Qb8+ Kh7 $15) 21... Rad7 22. Re5 Rxe5 23. fxe5 Ne4 24. Qg4 Qxg4+ 25. hxg4 $14 {[%mdl 4096] Endgame KRN-KRN} Rd5 26. Re1 Nd2 {aiming for ...Nf3+.} 27. Nxd2 Rxd2 $11 { KR-KR. The position is equal.} 28. e6 fxe6 29. Rxe6 Rxb2 30. Rxa6 Rc2 31. Rc6 Rxc3 32. Kg2 Ra3 {Weighted Error Value: White=0.17/Black=0.09} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.5"] [White "Caruana, Fabiano"] [Black "Giri, Anish"] [Result "1/2-1/2"] [ECO "D00"] [WhiteElo "2823"] [BlackElo "2764"] [Annotator "Shahkd"] [PlyCount "96"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 9,96,3,18,0,8,-7,11,-5,5,-8,0,0,0,0,0,0,0,-24,-30,-33,-33,-32,-24,-29, -24,-30,-23,-36,-31,-34,-12,-37,-27,-18,0,-16,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3, 10,10,10,10,21,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0] } 1. d4 Nf6 2. Nc3 d5 3. Bf4 g6 4. e3 Bg7 5. Be2 c6 6. Qd2 {[#] D00:1 d4 d5: Unusual lines.} a5 $146 ({Predecessor:} 6... Nbd7 7. h4 b5 8. h5 Nb6 9. h6 Bf8 10. Nf3 e6 11. a3 a5 12. Ne5 Bb7 {0-1 (48) Gustain,M (2115)-Ruff,M (2211) Deizisau 2016}) 7. Nf3 Bg4 8. Ne5 Bxe2 9. Qxe2 a4 10. a3 Nh5 11. h4 Nxf4 12. exf4 h5 13. O-O-O Nd7 14. g4 hxg4 15. Qxg4 Nf6 16. Qf3 e6 17. Kb1 Nh5 18. Ne2 Bf6 19. Ng3 Qc7 20. Qe3 Qe7 21. Rde1 Ng7 {The position is equal.} 22. Qd2 Rxh4 23. Rxh4 Bxh4 24. Rh1 Nf5 25. Nxf5 gxf5 26. Qc3 {next Nxc6! is good for White.} Bf6 27. Nxc6 $1 Qc7 28. Qg3 $1 {[%CAl Rg3g8] [#] Black must now prevent Qg8+.} Kd7 29. Ne5+ Bxe5 30. fxe5 $11 {[%mdl 4096] Endgame KQR-KQR} Rd8 31. Qg7 Kc8 $1 32. Rh8 {And now Rxd8+ would win.} Qe7 33. Rxd8+ Kxd8 {KQ-KQ} 34. Qg8+ ({ Caruana thought he should have played} 34. Qf6 Qxf6 35. exf6 f4) 34... Kc7 35. Ka2 f6 36. exf6 Qxf6 37. Qg3+ (37. c3 {is more complex.} f4 38. Qh7+ Kb8 39. Qh5 Kc7 40. b3) 37... f4 38. Qc3+ Kb8 $1 39. f3 Qg6 40. b3 axb3+ 41. Kxb3 Qg1 42. Kb2 Qf1 43. a4 Qa6 44. Qb4 Ka7 45. Kb3 Qf1 46. Qa5+ Kb8 47. Qd8+ Ka7 { [#] aiming for ...Qc4+.} 48. Qa5+ Kb8 {Weighted Error Value: White=0.04/ Black=0.03} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.6"] [White "Grandelius, Nils"] [Black "Wojtaszek, Radoslaw"] [Result "1/2-1/2"] [ECO "B18"] [WhiteElo "2663"] [BlackElo "2705"] [Annotator "TA"] [PlyCount "109"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 11,109,14,19,12,24,21,6,0,0,0,10,0,33,18,30,22,22,0,0,0,0,-43,-42,-47, -34,-31,-29,-23,-15,-19,-14,0,0,-6,8,-19,0,0,11,11,13,14,24,-18,-15,-8,15,18, 20,0,2,3,4,0,0,-29,-21,-24,-39,-28,-22,-43,-25,-46,-47,-65,0,0,0,0,0,8,8,2,8,8, 8,8,17,12,17,15,18,10,19,11,29,28,25,8,8,8,8,8,8,0,8,0,10,0]} 1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Bd3 {[#] aiming for Bxg6. B18: Classical Caro-Kann: 4...Bf5 sidelines.} (7. Nf3 {looks sharper.} Nd7 8. Bf4 Ngf6 9. Bd3 Nd5 10. Bc1) 7... Bxd3 8. Qxd3 e6 9. N1e2 Nf6 10. Bd2 Nbd7 11. O-O-O Qc7 12. Kb1 {[#]} c5 $146 ({Predecessor:} 12... Be7 13. Rhg1 Ng4 14. f3 Nf2 15. Qb3 Nxd1 16. Rxd1 Bxh4 17. Bf4 Qb6 {0-1 (44) Leccia,T (1211)-Jubin,T (1690) St Denis 2016}) 13. dxc5 Nxc5 14. Qc4 Be7 15. Bf4 Qb6 16. Nd4 (16. Be3 { with more complications.} O-O 17. Nf4 Rac8 18. Nfh5 Qa5 19. Bd2) 16... O-O 17. Qb5 Qxb5 18. Nxb5 Ng4 19. Rdf1 Rfd8 20. Nc3 f5 21. f3 Nf6 22. Nge2 a6 23. Be3 Kf7 24. g4 Nd5 25. Nxd5 Rxd5 26. Nf4 Rd7 27. Rhg1 {next gxf5 is good for White. } e5 28. Ne2 Rc8 29. gxf5 Bxh4 30. Nc3 b5 31. Bxc5 Rxc5 32. Ne4 Rc6 33. Rg4 Bd8 34. c3 h5 35. Rg2 h4 36. Rfg1 Kf8 37. Rg4 Rf7 38. Kc2 Be7 (38... Rh6 $15) 39. Kd2 $11 Rh6 40. Ke2 h3 41. f6 Bxf6 42. Rh1 Bd8 43. Rg3 h2 44. Rg2 Rh3 45. Rf2 g5 46. Rhxh2 Rh4 47. Rhg2 Rg7 48. Rf1 Be7 49. Rfg1 Kf7 50. b3 Ke6 {The position is equal.} 51. Ke3 Kd5 52. Rd1+ Ke6 53. Rdg1 Kd5 54. Rd1+ Ke6 55. Rdg1 {Weighted Error Value: White=0.06/Black=0.06} 1/2-1/2 [Event "83rd Tata Steel Masters 2021"] [Site "Wijk aan Zee"] [Date "2021.01.24"] [Round "8.7"] [White "Donchenko, Alexander"] [Black "Tari, Aryan"] [Result "1/2-1/2"] [ECO "E04"] [WhiteElo "2668"] [BlackElo "2625"] [Annotator "TA"] [PlyCount "71"] [EventDate "2021.01.16"] [EventType "tourn"] [EventCountry "NED"] [Tiebreak "Koya+Number of wins"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 17,71,4,10,8,6,10,6,4,6,4,8,6,10,14,7,5,8,8,20,0,4,5,9,0,5,0,7,0,31,12, 12,-14,0,0,0,-21,0,0,0,-24,0,0,0,0,0,-2,-2,-2,0,0,0,0,0,0,0,-2]} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Nf3 c5 6. O-O Nc6 7. Ne5 Bd7 8. Na3 cxd4 9. Naxc4 Be7 10. Bf4 {E04: Open Catalan: 5 Nf3.} Rc8 11. Nxd7 Qxd7 12. Ne5 Nxe5 13. Bxe5 {[#]} d3 $146 ({Predecessor:} 13... Rd8 14. Qd3 O-O 15. Rfd1 Qa4 16. b3 Qa5 17. Bxd4 b6 18. Qf3 e5 19. Bc3 Bb4 20. Rxd8 Rxd8 21. Bxb4 Qxb4 {1/2-1/2 (44) Gonzaga Grego,L (2401)-Klauner,T (2436) ICCF email 2018}) 14. Qxd3 Qxd3 15. exd3 b6 $1 16. Bb7 Rd8 17. Bc6+ Kf8 18. a4 Bd6 19. Bc3 Rc8 20. Bb7 Rc7 21. Bg2 Ke7 22. a5 g6 23. Rfe1 Rd8 24. Rad1 Rcd7 25. Bc6 Rc7 26. Bg2 Rcd7 27. Bc6 Rc7 28. Bf3 Rcd7 (28... b5 {looks sharper.} 29. Kg2 b4 30. Bd4 Nd7 31. Rd2 f6) 29. d4 {The position is equal.} Kf8 30. Bc6 Re7 31. d5 (31. axb6 {keeps more tension.} axb6 32. Ra1 Rc7 33. Bg2 Rc4 34. Ra7) 31... Nxd5 32. Bxd5 exd5 33. Rxd5 Rxe1+ 34. Bxe1 Ke7 35. axb6 axb6 36. Kf1 {A rather calm draw. Weighted Error Value: White=0.06/Black=0.04} 1/2-1/2