[Event "BSSZ Aranytiz GM 2020"] [Site "Budapest HUN"] [Date "2020.08.21"] [Round "1.1"] [White "Aczel, G."] [Black "Karacsonyi, Gellert"] [Result "1-0"] [ECO "E46"] [WhiteElo "2511"] [BlackElo "2292"] [PlyCount "87"] [EventDate "2020.08.21"] [EventType "tourn"] [EventRounds "9"] [EventCountry "HUN"] [EventCategory "8"] [SourceTitle "TWIC 1346"] [Source "Mark Crowther"] [SourceDate "2020.08.24"] [SourceVersion "1"] [SourceVersionDate "2020.08.24"] [SourceQuality "2"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd2 c5 6. a3 Bxc3 7. Bxc3 Ne4 8. Ne2 b6 9. d5 d6 ({Relevant:} 9... Bb7 10. f3 Nxc3 11. Nxc3 exd5 12. cxd5 d6 13. e4 a6 14. a4 Nd7 15. Be2 f5 16. exf5 Rxf5 17. O-O Qg5 18. Qc1 Qf4 19. Qxf4 Rxf4 20. Ne4 Bxd5 21. Rad1 Bxe4 22. fxe4 Rxf1+ 23. Bxf1 Kf7 24. Rxd6 Ke7 25. e5 b5 26. axb5 axb5 27. Bxb5 Nxe5 28. Rd5 Ng4 29. Rd7+ Kf6 30. Rd1 Rb8 31. Be2 Ne5 32. Rd2 Kf5 33. Rc2 Ke4 34. Kf2 Kd4 35. Rd2+ Ke4 36. Rc2 Kd4 37. Rd2+ Ke4 38. Rc2 {1/2-1/2 (38) Bluebaum,M (2647)-Sarana,A (2654) chess.com INT 2020}) 10. f3 Nxc3 11. Nxc3 e5 {[#]} 12. Qd2 $146 ({Predecessor:} 12. Bd3 f5 13. O-O Nd7 14. Qc2 g6 15. Kh1 Nf6 16. b4 Bd7 17. Qb2 Rb8 18. Be2 a6 19. Rab1 Qc7 20. f4 exf4 21. exf4 Kf7 22. b5 a5 23. Bf3 Rfe8 24. Rbe1 Rxe1 25. Rxe1 Re8 26. Re2 Rxe2 27. Qxe2 Qd8 28. h3 h5 29. Qe3 Bc8 30. Kg1 Bd7 31. Be2 Bc8 32. Bd3 Kf8 33. Kf1 Kf7 34. Bc2 Kf8 35. Ne2 Bd7 36. Ng1 Qe7 37. Qxe7+ Kxe7 38. Ne2 Be8 39. Nc3 Nd7 40. Kf2 Kf6 41. g4 hxg4 {Sandipan,C (2534)-Haug,J (2406) Dubai 2019 0-1 (66)}) (12. Qc2 $5) 12... f5 13. Be2 $11 {Modest and flexible development} Nd7 14. O-O-O Nf6 (14... a6 $5) 15. h3 {/\g4} (15. Rdg1 $5) 15... Qe7 (15... Nh5 16. f4 (16. g4 Ng3 17. Rhg1 Nxe2+ 18. Qxe2 a6 $132 {Is quite promising for Black}) 16... Ng3 17. Rhg1 e4 $13) 16. Rde1 (16. g4 $5) 16... Bd7 (16... Nh5 {Is again a nice way to restrain kingside expansion plans} 17. g4 Ng3 18. Rh2 Nxe2+ 19. Qxe2 $11) 17. g4 g6 (17... a6 $5) 18. gxf5 (18. Reg1 $14 {Can be considered}) 18... gxf5 {Black hopes his control of g-file entry points is enough} (18... Bxf5 19. Reg1 a6 20. h4 Kh8 21. Rh2 $11) 19. f4 e4 {Closing the centre leaves Black with the worse bishop to start with and White gets a head start in making use of the g-file} (19... Kh8 20. fxe5 dxe5 $13) 20. Reg1+ Kh8 (20... Kf7 $14) 21. Qe1 Rg8 22. Rg5 Rg7 (22... Rg6 $14 {is a more stable place for the rook}) 23. Rhg1 Rag8 24. Qh4 Bc8 (24... Be8 {Is a more useful place for the bishop} 25. Bd1 $5 $14) 25. Kd2 (25. Bd1 Bd7 26. Bh5 a6 $14) 25... Rxg5 26. Rxg5 Rxg5 $6 {This exchange gives White a structural edge to work with} (26... Bd7 $14) 27. fxg5 $14 Nd7 {Hoping that ..Ne5 helps the defence} 28. Qh6 Ne5 29. Nb5 (29. b3 $13) 29... Nf7 $2 {Black cracks and allows a transition to a lost ending} (29... f4 $1 {This timely advance generates enough counterplay to hold the balance} 30. Nxd6 fxe3+ 31. Kxe3 Ng6 $13) 30. Qf6+ Qxf6 31. gxf6 {Black cannot hold the vulnerable queenside against the lone knight raider} a6 32. Nc7 Kg8 33. Na8 {Looks nice to send the knight to the corner to do more damage but is certainly not the only way} (33. b3 $18) (33. Bh5 $5 $18) 33... b5 34. cxb5 axb5 35. Bxb5 {White has won a clear pawn and the a-pawn will stretch the defence} Ng5 36. Nb6 Bb7 37. Be8 Nf3+ 38. Kc3 Kf8 39. Bc6 Ba6 40. Bd7 f4 41. Be6 Bb5 42. a4 Be8 43. exf4 Nd4 44. Kd2 1-0 [Event "BSSZ Aranytiz GM 2020"] [Site "Budapest HUN"] [Date "2020.08.22"] [Round "2.5"] [White "Aczel, G."] [Black "Persanyi, Barnabas"] [Result "1-0"] [ECO "A05"] [WhiteElo "2511"] [BlackElo "2370"] [PlyCount "67"] [EventDate "2020.08.21"] [EventType "tourn"] [EventRounds "9"] [EventCountry "HUN"] [EventCategory "8"] [SourceTitle "TWIC 1346"] [Source "Mark Crowther"] [SourceDate "2020.08.24"] [SourceVersion "1"] [SourceVersionDate "2020.08.24"] [SourceQuality "2"] 1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 {Black is content with the solid Queen's Indian defensive structure} 6. b3 O-O 7. Bb2 {White has a double fianchetto formation but the final middlegame structure has yet to be finalized } d6 8. d3 c5 {This could be an usual Symmetrical English or we could still be in the land of the Reti Opening} 9. e4 Nc6 ({Relevant:} 9... Nbd7 10. Nc3 a6 11. Ne1 Qc7 12. f4 Rad8 13. Nc2 Qb8 14. Qe2 Bc6 15. a4 Bb7 16. g4 Ne8 17. g5 e5 18. Nd5 Bxd5 19. exd5 f5 20. gxf6 Nexf6 21. fxe5 Nxe5 22. Bh3 Kh8 23. Be6 b5 24. axb5 axb5 25. Ne3 Rde8 26. Rab1 Bd8 27. Bxe5 dxe5 28. Ng4 Nxg4 29. Qxg4 Bf6 30. Bf5 g6 31. Be4 Bg7 32. Qh3 Qd6 33. Rxf8+ Rxf8 34. cxb5 h5 35. Rf1 Rf4 36. Qe6 Qf8 37. Rxf4 Qxf4 38. Qxg6 Qe3+ 39. Kg2 {Anton Guijarro,D (2674) -Gordievsky,D (2579) chess24.com INT 2020 1/2-1/2}) 10. Nc3 Nd7 11. d4 Bf6 { Contesting the dark squares} (11... cxd4 12. Nxd4 {is a Hedgehog structure}) 12. Nb5 Qb8 {[#]} 13. Nxd6 $146 {Concrete play begins} ({Predecessor:} 13. Re1 cxd4 14. Nfxd4 Rd8 15. Nxc6 Bxc6 16. e5 Bxe5 17. Bxc6 Bxb2 18. Rb1 Ne5 19. Bxa8 Qxa8 20. Re3 a6 21. Nc7 Qc6 22. Rxb2 Qxc7 23. Rd2 Nc6 24. Red3 e5 25. Rxd6 Rxd6 26. Rxd6 Nd4 27. Rd5 g6 28. Kg2 h5 29. Qd2 Qe7 30. Qe3 Qf6 31. Rxe5 Nf5 32. Re8+ Kh7 33. Qe5 Qc6+ 34. Kg1 f6 35. Qd5 Qxe8 36. Qb7+ Kh6 37. Qxb6 Qe1+ 38. Kg2 Qe4+ 39. Kg1 Qb1+ 40. Kg2 Qe4+ 41. Kg1 Kg5 42. h4+ Kg4 {Monz,D (1981) -Gerhold,M (2190) Austria 1999 0-1}) 13... Qxd6 14. e5 Bxe5 {Giving up the nice bishop is the lesser evil here} (14... Ndxe5 15. dxe5 Qxd1 16. Raxd1 Be7 17. Rd7 Rab8 18. Rfd1 $14) (14... Ncxe5 $2 {Definitely loses as Black has too many loose pieces in the following capturing sequence} 15. dxe5 Qxd1 16. Raxd1 Bxf3 17. Bxf3 Nxe5 18. Bxe5 Bxe5 19. Bxa8 Rxa8 20. Rd7 $18) 15. dxe5 Qxd1 $6 { The resulting ending is quite troublesome for Black} (15... Qc7 16. Qd6 Qc8 17. Qd3 $14) 16. Rfxd1 Rad8 17. Rd6 {Straightforward outpost play} (17. Ne1 Ndb8 18. f4 $14) 17... Ndb8 18. Rad1 Rxd6 19. exd6 Rd8 (19... Nd7 {The straightforward blockade is roughly equal} 20. Ng5 Nd8 21. f4 (21. Ne4 f6 22. f4 $11) 21... Bxg2 22. Kxg2 f6 23. Ne4 $13) 20. Ng5 Na5 (20... h6 $5 21. Ne4 Nd4 22. Bxd4 Bxe4 23. Bxg7 Bxg2 24. Bf6 Bf3 25. Rd3 Rd7 26. Rxf3 Rxd6 $11) 21. Ne4 Bxe4 {Black trades down to equality where the bishop pair is nothing special} (21... f6 22. Bc3 (22. f4 $11) 22... Bxe4 23. Bxe4 Nac6 24. Kg2 Kf7 25. a3 $11) (21... Bc6 22. g4 Nb7 $11) 22. Bxe4 Rd7 $11 {The rook is not usually the best blockade when knights are available} 23. g4 Nb7 (23... f6 { is a useful restrictive idea that shortens the long diagonal}) 24. Bf3 $6 (24. Bxb7 Rxb7 25. g5 $5) 24... f6 $1 {Stockfish now loves Black as the d-pawn is under control and the knights are the more useful set of minor pieces} 25. g5 e5 $2 (25... fxg5 $1 {Leaves White in big trouble} 26. Be5 Nd8 27. a3 Nbc6 28. Bb2 Kf7 29. h3 a5 30. Kf1 g6 31. Kg2 e5 32. Bc1 h6 33. Rd5 Nd4 $19 {The knights are about to take over}) 26. Bd5+ (26. gxf6 gxf6 27. Bd5+ $18) 26... Kf8 27. f4 {Sudden a bishop friendly position appears} (27. gxf6 gxf6 28. f4 $18) 27... exf4 28. gxf6 g5 (28... gxf6 29. Bc1 Nxd6 30. Bxf4 Rd8 31. Bh6+ Ke8 32. Re1+ Kd7 33. Bf4 $18) 29. h4 $1 Nxd6 30. Be6 Nxc4 (30... Rd8 31. Be5 $18) 31. Rxd7 (31. Bxd7 Nxb2 32. Rd2 Nxd7 33. Rxd7 $18) 31... Nxd7 32. bxc4 Nb8 33. Be5 Nc6 34. Bd6+ 1-0