[Event "PNWCC Master Artist Point"] [Site "chess.com INT"] [Date "2020.09.05"] [Round "3.16"] [White "Metpally, Jason"] [Black "Preotu, Razvan"] [Result "0-1"] [ECO "D85"] [WhiteElo "2204"] [BlackElo "2487"] [PlyCount "44"] [EventDate "2020.09.05"] [EventType "swiss"] [EventRounds "9"] [SourceTitle "TWIC 1349"] [Source "Mark Crowther"] [SourceDate "2020.09.14"] [SourceVersion "1"] [SourceVersionDate "2020.09.14"] [SourceQuality "2"] {[%evp 0,44,20,21,25,6,37,38,51,41,41,51,42,47,29,-2,12,9,10,5,5,-4,3,14,5,0, -23,-16,-6,-36,9,-5,-12,-35,0,11,14,-52,-50,-80,-61,-85,-80,-393,-400,-400, -422]} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bg5 (7. Be3 {This bishop development is very popular}) 7... c5 8. Rc1 O-O (8... Qa5 9. Qd2 Nd7 10. Nf3 h6 11. Be3 Nb6 12. h3 cxd4 13. cxd4 Qxd2+ 14. Nxd2 Bd7 15. Nb3 f5 16. f3 Rc8 17. Rxc8+ Nxc8 18. Bd3 b6 19. Ke2 fxe4 20. fxe4 e5 21. dxe5 Bxe5 22. Nd4 Nd6 23. Rc1 Kd8 24. Nf3 Bg7 25. Bf4 Ne8 26. Bb8 Be6 27. Bxa7 Bxa2 28. Bxb6+ Ke7 29. Nh4 Bf7 30. Rc6 Kd7 31. Bb5 Nd6 32. Rc7+ Ke6 33. Bc6 Be5 34. Nf3 Rb8 35. Bc5 Rb2+ 36. Kd1 Rb1+ 37. Kc2 Rb2+ 38. Kc1 Rxg2 39. Bd5+ Kf6 40. Bxd6 Bb2+ 41. Kd1 Bxd5 42. exd5 Rf2 43. Nd2 {1-0 (43) Predke,A (2650)-Fedoseev, V (2671) Izhevsk RUS 2019}) 9. Nf3 Bg4 10. d5 Qd6 (10... Nd7 11. Be2 c4 12. d6 Bf6 13. Bxf6 exf6 14. O-O Rc8 15. Qd4 Ne5 16. Rfd1 Rc6 17. Rb1 b6 18. Nxe5 fxe5 19. Qd5 Rc5 20. Qxc5 bxc5 21. Bxg4 Qa5 22. Be2 Qxa2 23. Kf1 Rd8 24. Ra1 Qc2 25. Bxc4 Qxc3 26. Rac1 Qb2 27. Rb1 Qc2 28. Bd3 Qa2 29. Bb5 Rxd6 {0-1 (29) Shankland,S (2705)-Ding Liren (2811) chess.com INT 2019}) 11. Be2 Nd7 {Trying for a dark square blockade of the central pawns is a typical idea. This is also a small branching point in the recent book Playing the Grunfeld-Kovalchuk (Quality Chess 2020)} 12. c4 {is mentioned in a small note by Kovalchuk} (12. O-O {is the usual continuation and the illustrative game is a 2013 correspondance encounter} f5 13. Nh4 Bxe2 14. Qxe2 fxe4 15. Qxe4 Nf6 16. Bxf6 Bxf6 17. Nf3 b5 18. c4 b4 19. Rce1 a5 20. g3 a4 21. Qc2 Qd7 22. Ne5 Qb7 23. Nc6 b3 24. Qb1 e6 25. Rxe6 Rae8 26. Rfe1 Rxe6 27. Rxe6 b2 28. f4 a3 29. Kg2 Qf7 30. Qe4 Bd8 31. Qb1 Qf5 32. Re1 Kg7 33. Qxf5 gxf5 34. Rb1 Re8 35. d6 Re6 36. Na7 Rxd6 37. Nb5 Rd2+ 38. Kh3 Rd3 39. Nxa3 Rxa3 40. Rxb2 Ra4 41. Rd2 Be7 {0-1 (41) Wegelin,R (2370)-Quednau,H (2356) ICCF 2013 is game5 from Playing the Grunfeld-Kovalchuk(Quality Chess 2020)}) 12... f5 {Undermining the pawn centre is also a typical idea} 13. exf5 Bxf5 {Only here does the game deviate from Kovalchuk theory} (13... Bxf3 $5 14. Bxf3 Bd4 15. Bh4 Ne5 16. Bg3 Nxf3+ 17. gxf3 Qf6 18. fxg6 hxg6 19. O-O Qxf3 20. Qc2 Rf5 21. Rce1 {½-½ (21) Koistinen, K (2257)-Muukkonen,K (2437) ICCF 2014 is cited by Kovalchuk in a small note}) 14. O-O {[#]} Ne5 $146 ({Predecessor:} 14... e6 15. dxe6 Qxe6 16. Re1 Rae8 17. Nh4 Ne5 18. Nxf5 Qxf5 19. Qd5+ Kh8 20. Be3 b6 21. Rcd1 Bf6 22. g3 Rf7 23. Qg2 Rfe7 24. a4 Qc2 {1/2-1/2 (24) Avotins,M (2453)-Ziese,G (2469) ICCF email 2014}) 15. Re1 Rae8 16. h3 {Black is fine after this neutral move} (16. Qd2 Bd7 $11) ( 16. Qb3 b6 $11) 16... b6 (16... Nxf3+ 17. Bxf3 Bb2 18. Bh6 Rf7 $13) 17. Qb3 ( 17. Nxe5 Bxe5 18. Bh6 Rf6 19. Bg4 $14) 17... e6 (17... Nf7 {Looks equal} 18. Bh4 (18. Be3 e5 $132) 18... e5 19. dxe6 Rxe6 20. Rcd1 Qc6 $11) 18. dxe6 $11 ( 18. Nxe5 $5 {Is worth checking} Bxe5 19. Bf3 Bd4 20. Bh6 Rf6 (20... e5 21. Bxf8 Rxf8 22. Re2 (22. Be4 Bxe4 23. Rxe4 Rxf2 24. Kh2 h5 $44) 22... Qf6 23. Rf1 Qh4) 21. Qa4 Rd8 22. Qxa7 Rf7 23. Qa3 e5 24. Be3 $14) 18... Qxe6 {Black has no problems now} 19. Nxe5 $6 {This exchange favors Black} (19. Bd2 Qf7 $11) 19... Qxe5 $15 ({But not} 19... Bxe5 $2 20. Bf3 $18) 20. Bd2 $6 (20. Rcd1 Be4 $15) 20... Qb2 21. Bc3 $2 {Drops a piece} Bxc3 22. Rxc3 Rxe2 0-1 [Event "PNWCC Master Artist Point"] [Site "chess.com INT"] [Date "2020.09.06"] [Round "5.8"] [White "Ter Sahakyan, S."] [Black "Preotu, Razvan"] [Result "1-0"] [ECO "D85"] [WhiteElo "2640"] [BlackElo "2487"] [PlyCount "71"] [EventDate "2020.09.05"] [EventType "swiss"] [EventRounds "9"] [SourceTitle "TWIC 1349"] [Source "Mark Crowther"] [SourceDate "2020.09.14"] [SourceVersion "1"] [SourceVersionDate "2020.09.14"] [SourceQuality "2"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Be3 c5 8. Rc1 Qa5 9. Qd2 O-O 10. Nf3 Rd8 (10... Nd7 {is the approach recommended in Playing the Grunfeld-Kovalchuk(Quality Chess 2020)} 11. Bd3 (11. h4 Nf6 12. Bd3 Rd8 13. h5 cxd4 14. cxd4 Qxd2+ 15. Kxd2 Nxh5 16. e5 f6 17. Rc7 fxe5 18. Rxe7 exd4 19. Bc4+ Kh8 20. Bg5 Rf8 21. Ne5 Bxe5 22. Rxe5 Rxf2+ 23. Ke1 Rf8 24. Re7 Bf5 25. Rxh5 gxh5 26. Bh6 Rg8 27. Bf4 {1-0 (27) Predke,A (2626)-Ofitserian,B (2413) Sochi RUS 2019}) (11. d5 e6 12. c4 Qxd2+ 13. Nxd2 b6 14. Be2 Bb7 15. O-O Rae8 16. Rfe1 f5 17. dxe6 Rxe6 18. exf5 gxf5 19. Bf3 Bxf3 20. Nxf3 Ne5 21. Nxe5 Rxe5 22. Bg5 f4 23. Rxe5 Bxe5 24. Re1 Rf5 25. Bh4 Kf7 {1/2-1/2 (56) Costachi,M (2471)-Deac,B (2625) chess.com INT 2020}) (11. Bh6 Nf6 12. Bd3 Bg4 13. Bxg7 Kxg7 14. Ne5 cxd4 15. cxd4 Qb6 16. h3 Bd7 17. d5 Rac8 18. O-O Ba4 19. Rb1 Qc7 20. Nf3 b6 21. Rbc1 Qd7 22. Qb4 b5 23. Qd4 a5 24. e5 {1-0 (24) Vidit,S (2726) -Svidler,P (2723) chess24.com INT 2020}) 11... e5 12. d5 f5 13. Bh6 fxe4 14. Bxe4 Nf6 15. Bxg7 Kxg7 16. Qc2 c4 17. O-O Nxd5 18. Nxe5 Ne3 19. fxe3 Rxf1+ 20. Rxf1 Qxe5 21. Qf2 Be6 22. Bxb7 Rb8 23. e4 Rd8 24. Bd5 Bxd5 25. exd5 a5 26. Qa7+ Kh6 27. Qxa5 Rxd5 28. Qb4 Qe3+ 29. Kh1 Rf5 30. Rg1 Qe2 31. Qb1 Rf2 32. a4 Qd2 33. Qe4 Rf4 34. Qe5 Rf5 35. Qg3 {1-0 (55) Sjugirov,S (2675)-Lobanov,S (2516) chess.com INT 2020}) 11. Be2 (11. d5 e6 12. Bg5 Rd6 13. Bf4 Rd8 14. c4 Qxd2+ 15. Kxd2 Nc6 16. Bd3 Nb4 17. Bb1 f5 18. a3 fxe4 19. Ng5 exd5 20. axb4 h6 21. Bc7 Rf8 22. cxd5 Rxf2+ 23. Ke1 Rb2 24. Nxe4 Bf5 25. bxc5 Re8 26. d6 Bc3+ 27. Rxc3 Rxb1+ 28. Kd2 Rxh1 29. Ng3 Ree1 30. Nxh1 Rxh1 31. Rb3 Rxh2 32. Rxb7 Rxg2+ 33. Ke3 Rc2 34. Kd4 Rd2+ 35. Ke5 Re2+ 36. Kd4 Rd2+ 37. Kc4 Rc2+ {1/2-1/2 (37) So,W (2770)-Firouzja,A (2728) chess24.com INT 2020}) (11. h4 cxd4 12. cxd4 Qxd2+ 13. Bxd2 Bg4 14. d5 Na6 15. Bxa6 bxa6 16. Bf4 f5 17. Nh2 Bh5 18. f3 fxe4 19. g4 Rxd5 20. gxh5 Rxh5 21. Bg3 Ra5 22. Rc2 Rf8 23. Ke2 exf3+ 24. Nxf3 Ra3 25. Rf1 Bh6 26. Ng5 Rxf1 27. Kxf1 Bxg5 28. hxg5 Rxg3 29. Rc5 Ra3 30. Rc2 Ra5 31. Rg2 Kf7 32. Kg1 Rf5 33. Kh2 e5 34. Kh3 Ke6 35. Kg4 Rf4+ 36. Kg3 Kf5 37. Rh2 Kxg5 38. Rxh7 e4 39. Rxa7 Rf3+ 40. Kg2 Ra3 {0-1 (40) Bjerre,J (2549) -Mamedyarov,S (2764) chess.com INT 2020}) 11... Bg4 {is not a popular top level choice} (11... b6 12. d5 e6 13. O-O exd5 14. exd5 Ba6 15. Rfd1 Bxc3 16. Qc2 Bxe2 17. Qxe2 Nd7 18. d6 Bf6 19. Ng5 Qa4 20. Qf3 Re8 21. Nxh7 Kxh7 22. Qh3+ Kg8 {0-1 (22) Vidit,S (2726)-Svidler,P (2723) chess24.com INT 2020}) (11... cxd4 12. cxd4 Qxd2+ 13. Bxd2 Na6 14. Be3 Bg4 15. Ne5 Bxe2 16. Kxe2 f5 17. Kf3 Rac8 18. h4 Nb4 19. exf5 gxf5 20. Rxc8 Rxc8 21. Rb1 a5 22. a3 Nd5 23. Rb5 e6 24. Rxa5 Bxe5 25. dxe5 Rc3 26. Ke2 Nxe3 27. fxe3 Rb3 28. Kf3 Kg7 29. g3 Kg6 30. a4 Rb4 31. Ra7 h6 32. Ra8 Re4 33. Ra5 Rb4 34. Ra7 Kh5 35. Ra8 Re4 36. Ra5 Rc4 37. Ra7 {1/2-1/2 (37) Carlsen,M (2872)-Artemiev,V (2731) Wijk aan Zee NED 2020} ) 12. d5 c4 {[#]} 13. Bd4 $146 ({Relevant:} 13. O-O Bxf3 14. Bxf3 Nd7 15. Rc2 e6 16. Bg5 f6 17. Bf4 Nc5 18. Rb1 Rac8 19. g3 Qa6 20. Qe2 exd5 21. exd5 Nd3 22. Qe6+ Qxe6 23. dxe6 Nxf4 24. gxf4 Rc7 25. Rxb7 Rxb7 26. Bxb7 {1/2-1/2 (26) Moll, R (2604)-Koegler,K (2542) GER email 2016}) 13... b5 {Easily understandable but White now has a chance to pressure with direct play} (13... Bxf3 14. gxf3 Nd7 15. h4 $5) (13... Nd7 14. Bxg7 Kxg7 15. Bxc4 Bxf3 16. gxf3 Rac8 17. Bb3 e5 18. h4 h6 $13) 14. Bxg7 (14. h4 $5 {looks promising} Bxf3 (14... h5 $6 15. Bxg7 Kxg7 16. Nd4 Bxe2 17. Kxe2 $16) 15. Bxf3 Bxd4 16. cxd4 Qxd2+ 17. Kxd2 {The centralized king and central pawn mass gives White a promising ending} Nd7 18. a4 a6 19. Rb1 e5 20. dxe5 Nxe5 21. axb5 axb5 22. Rxb5 f5 $16) 14... Kxg7 15. h4 h5 $6 {[#] White can get a great game after this blocking move} (15... Bxf3 { Chopping off the potentially dangerous knight is more helpful for the defence} 16. Bxf3 h6 17. h5 g5 18. e5 $14) 16. Ng5 $6 {Leaping to the kingside misses a great chance to dominate the position with centralization} (16. Nd4 $1 { is very strong} Bxe2 17. Kxe2 $1 {Black has serious problems completing queenside development now, after this surprising recapture} Qb6 {Trying to avoid the Nc6 fork allows a quick kingside attack to spring up and Black is on the ropes} (17... e5 $2 {is much worse} 18. dxe6 Nc6 19. Nf5+ gxf5 20. Qg5+ Kf8 21. Qf6 Qc7 22. Rh3 $1 $18) (17... Nd7 18. Nc6 $16 {winning the exchange might be the lesser evil for Black}) 18. g4 $1 {Stockfish already has a dim view of Black chances} Rh8 19. gxh5 Rxh5 20. Rcg1 Nd7 21. Nf5+ Kf8 22. Ng3 Rh8 23. h5 $18) 16... Bxe2 17. Qxe2 Nd7 18. O-O Qb6 $6 {The alternatives were safer} ( 18... Ne5 $11) (18... Nc5 19. f4 f6 20. Nf3 Qb6 $13 (20... Nd3 $6 {is risky} 21. f5 Nxc1 22. Rxc1 Qa3 23. Rc2 Qd6 24. Nd4 Qe5 25. fxg6 Kxg6 26. Rc1 $14)) 19. Kh1 (19. a4 $5) 19... Nc5 $6 {The knight does not do much to combat the centrall expansion plan f4+e5} (19... Ne5 $13 {This is safer as the f4 advance is also dangerous for White} 20. f4 Ng4 $13) 20. f4 f6 21. Nf3 (21. Nh3 $5 { This odd decentralizing move is hard for Black to meet but finding a knockout for White is hard} Nd3 22. Rb1 Rab8 23. f5 $5 Qd6 24. fxg6 Qg3 {I cannot find a knockblow or effective plan for White here} 25. Kg1 $5 (25. Rf3 Qxh4 26. Rbf1 Ne5 27. Rf5 Rh8 28. Kg1 Rb6 $13) 25... b4 26. cxb4 Rh8 27. Rf3 Qd6 28. Rf5 Rxb4 29. Rxb4 Qxb4 30. Rxh5 Qb8 $13 31. a4 Qb6+ 32. Kh2 Qb8+ 33. g3 Rxh5 34. Qxh5 Qh8 35. Qf3 Qb8 $11) 21... e6 {The position is back to unclear with this undermining move} 22. Nd4 $2 $17 {Suddenly Black is better} (22. Rcd1 exd5 23. Rxd5 Rd6 24. f5 Re8 $13) 22... exd5 23. exd5 Re8 24. Qf3 (24. Qf2 {is harder for Black to bust} Nd3 (24... f5 25. Rb1 Ne4 26. Qe3 Qf6 27. Rxb5 Qxh4+ 28. Kg1 Kh6 $5 29. Ne6 Re7 30. Rf3 Rd7 $132 (30... Rae8 $13)) (24... Ne4 25. Qe3 f5 26. Rb1 Qf6 27. Rxb5 Nd6 28. Qg3 Nxb5 29. Nxb5 Rab8 30. Nd4 Rb2 31. Kh2 $44 { White has decent compensation for the exchange}) 25. Qg3 Re4 $132 {The position is murky}) 24... f5 $13 {Black is safe now as White has no useful dynamic breaks to get at the black king} 25. Rb1 a6 26. a4 Nxa4 {This may win a pawn but the knight is now offside} (26... Ne4 27. axb5 axb5 28. Rxb5 Qf6 $1 {White's extra pawn does not mean much as his king is not safe} 29. Ne6+ Kh8 30. Rb2 (30. g3 $2 Nd2 $19) 30... Ra5 (30... Qxh4+ 31. Kg1 $13) 31. Ng5 Rxd5 $11) 27. Ne6+ Rxe6 {Giving up the exchange was unnecessary} (27... Kh6 28. Rfe1 Nc5 29. Nxc5 Qxc5 30. Re5 Rad8 31. Rd1 a5 32. Qg3 Rxe5 33. fxe5 Rxd5 34. Rxd5 Qxd5 35. Qg5+ Kh7 36. Qe7+ $11 {w/perpetual}) 28. dxe6 {The strong passed e-pawn gives White control over the position as the black queenside majority is too slow to cause problems} Re8 $16 (28... Rd8 29. Rbe1 $16) 29. Rfe1 Qd8 ( 29... Nc5 $16) 30. Rbd1 $2 {Hitting the queen gives away all the advantage} ( 30. Re5 $1 $18) 30... Qxh4+ 31. Kg1 {Black is suddenly back in the game} Re7 $2 $18 {is too passive and White is again winning} (31... Nc5 {Getting the knight back into play allows Black to hold} 32. Re3 Ne4 33. Rxe4 fxe4 34. Qxe4 $11) 32. Qe3 Nb2 33. Rd7 Nd3 {The knight is active but this is much too late} 34. Qd4+ Kh7 35. Rxe7+ Qxe7 36. Qd7 {A dramatic and action packed game} 1-0