[Event "PNWCC Masters WOO 2020"]
[Site "chess.com INT"]
[Date "2020.07.05"]
[Round "6.7"]
[White "Sevian, Samuel"]
[Black "Indjic, A."]
[Result "1-0"]
[ECO "C95"]
[WhiteElo "2660"]
[BlackElo "2618"]
[Annotator "Yip"]
[PlyCount "83"]
[EventDate "2020.07.04"]
[EventType "swiss"]
[EventRounds "9"]
[SourceTitle "TWIC 1339"]
[Source "Mark Crowther"]
[SourceDate "2020.07.06"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.06"]
[SourceQuality "2"]
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 {The solid Breyer variation} 10. d4 Nbd7 11. c4 c6 12. Qc2 a5 13.
a3 $146 ({White should play} 13. dxe5 $14 Nxe5 14. Nxe5 dxe5 15. Rd1) ({
Predecessor:} 13. cxb5 cxb5 14. Nc3 Ba6 15. a3 Rc8 16. Qd1 h6 17. Be3 Bb7 18.
Nxb5 Bxe4 19. Nc3 Bh7 20. dxe5 dxe5 {0-1 (41) Frolyanov,D (2561)-Kamsky,G
(2741) Loo 2013}) 13... Ba6 $2 {[#]A mistake that gives White a chance to
exert some pressure on the queenside} (13... bxc4 $1 $15 14. Bxc4 (14. Qxc4
exd4 15. Qxd4 Nc5 $11) 14... d5) 14. c5 $13 (14. cxb5 $1 {is promising} cxb5
15. Nc3 Rc8 16. Qb1 $5 $14 (16. Be3 $14)) 14... Qc7 $14 {[%CAl Rd6c5]} 15. cxd6
Bxd6 16. Bg5 Rfe8 (16... Rad8 $11) 17. dxe5 ({Better is} 17. Bxf6 $14 Nxf6 18.
dxe5 Bxe5 19. Nxe5 Rxe5 20. Nd2) 17... Nxe5 $11 {And now ...a4 would win.} 18.
Nbd2 a4 19. Ba2 b4 20. axb4 Nd3 21. Re3 Nxb4 22. Qc3 Nd7 23. Bc4 h6 24. Bh4 Bc5
(24... c5 25. Rxa4 $11) 25. Bg3 Qb6 $6 (25... Qa7 $14 {remains equal.}) 26.
Ree1 (26. Rxa4 $142 {is more forceful} Bxc4 27. Nxc4) 26... Bb5 $16 27. e5 (27.
Nh4 {Threatens to win with Nf5.} Nf6 28. Nf5 $16) (27. Red1 $16) 27... Nd5 $14
28. Qc2 (28. Qc1 $14) 28... Bb4 {[#]} (28... Nf8 $11) 29. Re4 {A nice rook
lift to initiatet the attack} (29. Red1 $16) 29... Bxd2 (29... Qc5 30. Rc1 $14)
30. Nxd2 Nc5 31. Rg4 Nb3 $2 {Attacking the Ra1 but White is by no means forced
to move the rook} ({Black should try} 31... Ne6 $14 32. Kh2 $5 (32. Ra3)) 32.
e6 $1 $18 {[%CAl Re6f7] [#] aiming for exf7+. White opens up attacking lines
and essentially wins the game} (32. Ra3 $16) 32... Qb7 (32... Nxa1 $2 33. exf7+
Kxf7 34. Qg6+ Ke7 35. Bxd5 cxd5 36. Qxb6 $18) 33. Re1 $18 {[%mdl 128] Black is
in trouble.} h5 $2 (33... Nxd2 34. Bxd5 (34. Qxd2 Bxc4 35. exf7+ Qxf7 $16)
34... cxd5 35. Qxd2 f5) 34. Rh4 (34. Bxb5 cxb5 35. Rg5 $18) 34... Bxc4 $2 (
34... g6 35. Nxb3 axb3 36. Bxb3 Qe7) (34... fxe6 35. Rxh5 $18) 35. Nxc4 Rxe6
36. Rxe6 fxe6 37. Be5 Nf6 38. Bxf6 gxf6 39. Rxh5 Qg7 40. Qe4 {[%mdl 64] [#]
Double Attack} Rd8 41. Qxe6+ Kf8 42. Nd6 {Accuracy: White = 65%, Black = 34%.}
(42. Ne5 $142 Qg8 43. Nd7+ Rxd7 44. Qxf6+ Rf7 45. Qd8+ Kg7 46. Rg5+ {[%mdl 64]
Skewer} Kh7 47. Qxg8+ Kh6 48. Qg6#) 1-0
[Event "Grandmaster Battle 2020"]
[Site "PlayChess INT"]
[Date "2020.06.26"]
[Round "1"]
[White "Nisipeanu, LD."]
[Black "Yilmaz, M."]
[Result "1-0"]
[ECO "E54"]
[WhiteElo "2655"]
[BlackElo "2630"]
[Annotator "Yip"]
[PlyCount "81"]
[EventDate "2020.06.26"]
[EventType "match (rapid)"]
[EventRounds "16"]
[SourceTitle "TWIC 1339"]
[Source "Mark Crowther"]
[SourceDate "2020.07.06"]
[SourceVersion "1"]
[SourceVersionDate "2020.07.06"]
[SourceQuality "2"]
1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4
cxd4 9. exd4 b6 10. Re1 Bb7 11. Bd3 Nc6 12. a3 Be7 13. Bc2 Nd5 14. Qd3 g6 15.
Bh6 {Threatening Nxd5.} Re8 16. h4 {[#] A thematic attacking method} (16. Ne4
$14 Rc8 17. Bb3 Bf8 18. Bxf8 Kxf8 19. Bxd5 exd5 20. Nc3 Rxe1+ 21. Rxe1 Rc7 22.
Qd2 Kg7 23. h4 h6 24. Qf4 Rd7 25. Ne5 Re7 26. Re3 Qd6 27. Nb5 Qf6 28. Qxf6+
Kxf6 29. Nd6 Nxe5 30. Rxe5 Ba6 31. Ne8+ {1-0 (32) Demidov,M (2552)-Morozevich,
A (2659) Tallinn EST 2019}) (16. Ba4 Rc8 17. Rad1 a6 18. Nxd5 Qxd5 19. Qe3 Bf6
20. Bb3 Qd8 21. Ne5 Bxe5 22. dxe5 Qc7 23. Rc1 Qb8 24. Qxb6 Ne7 25. Bxe6 Rc6 26.
Rxc6 Bxc6 27. Qxb8 Rxb8 28. Bc4 {1-0 (28) Adams,M (2742)-Doettling,F (2540)
France 2002}) (16. Rad1 Nxc3 17. Qxc3 Bf6 18. Ne5 Rc8 19. Qh3 a6 20. Bb3 Rc7
21. Bf4 Nxd4 22. Qe3 Rd7 23. Nxd7 Qxd7 24. f3 Rd8 25. Be5 Bxe5 26. Qxe5 Qd6 27.
Qf6 Rd7 28. Kh1 Bc6 29. Re3 Qc5 30. Rc3 Qb5 31. Bc4 Qxb2 32. Rcd3 Qc2 33. h4
Qxc4 34. Rxd4 Rxd4 35. Rxd4 Qc1+ 36. Kh2 Bd5 37. h5 Qh6 38. Rh4 Qg7 39. Qd8+
Qf8 40. Qxb6 gxh5 41. Rxh5 {1-0 (41) Rotstein,A (2476)-Perez Garcia,R (2362)
Figueira da Foz POR 2018}) 16... Bf6 $146 ({Predecessor:} 16... Nxc3 $1 $11 17.
bxc3 Bf6 (17... Rc8) 18. Rab1 {An odd place for the rook} (18. h5 $5) 18... Rc8
19. h5 Ne7 20. Bd2 $2 (20. Ba4 $5 $13) 20... Qd5 21. hxg6 $2 hxg6 $17 22. Qe3
Qh5 23. Nh2 {0-1 (40) Shyam,S (2403)-Bindrich,F (2516) Puerto Madryn 2009} Kg7
24. Bd1 Qh7 25. Bg4 Nd5 26. Qd3 Rh8 27. Bh3 Qh4 28. Re4 Qh5 29. Ng4 Bd8 30. Re5
Qh7 31. Rbe1 Qg8 32. c4 Nf6 33. Nxf6 Bxf6 34. Bg5 Bxg5 35. Rxg5 Qd8 36. Rg3 Rc7
37. Rxe6 fxe6 38. Qxg6+ Kf8 39. Rf3+ Bxf3 {0-1 (40) Shyam,S (2403)-Bindrich,F
(2516) Puerto Madryn 2009}) (16... Rc8 17. h5 $40) 17. h5 Nxc3 {The position
is equal.} 18. bxc3 Qd5 {[#] The queen seems quite active but Stockfish11 does
not approach} (18... Rc8 $1 $11) 19. hxg6 $14 hxg6 20. Qd2 {The queen is ready
to transfer to the kingside if given a chance} Rad8 $2 {[#]Black completes
development but does nothing to oppose the attacking buildup on the kingside} (
20... Qh5 $16 {keeps fighting.}) 21. Qf4 $1 $18 {[%CAl Rf4f6] Black cannot
sucessfully oppose the attack} Bg7 {[#]} 22. Bxg7 $2 {This normal looking
exchange loses most of the winning advantage} ({Better is} 22. Ng5 $18 {
Is correct, with a winning attack, for example:} Rd7 (22... Bxh6 $4 23. Qxf7+
Kh8 24. Qh7#) 23. Qh2 {A nice point behind Qf4. White has a massive attack} Bf6
(23... e5 24. Bxg7 Kxg7 25. Qh7+ Kf8 26. Be4 Qd6 27. Bxc6 Bxc6 28. Qh8+ Ke7 29.
Rxe5+ $18) (23... f5 24. Bxg7 Rxg7 25. Re3 Na5 26. Rae1 $18) 24. Ne4 Bg7 25.
Re3 $18 {Black is helpless as White increases the pressure}) 22... Kxg7 $14 23.
Be4 (23. Ng5 $5 {[%CAl Rf4f7]} Rd7 (23... f6 24. Nh7 $11 f5 25. Ng5 $16) 24.
Re3 Nd8 25. Rf3 f5 26. Rg3 $16) 23... Qd6 $1 {[%CAl Rd6f4]} 24. Ne5 Nxe5 25.
dxe5 Qe7 26. Qf6+ Kg8 27. Bxb7 Qxb7 28. Rad1 $36 {[%mdl 2048] White has the
initiative.} Rxd1 (28... Rd5 {keeps more tension.} 29. a4 Qd7 30. Rxd5 Qxd5 31.
Re3 Qd1+) 29. Rxd1 $11 {[%mdl 4096] Endgame KQR-KQR} Qe7 30. a4 Qxf6 31. exf6 {
KR-KR} e5 32. Rd7 a5 33. Re7 Kf8 $2 {[#]} (33... Rc8 $11) 34. Rb7 $16 Rc8 35.
Rxb6 Ke8 (35... Kg8 $16) 36. Rb5 $18 Rxc3 37. Rxe5+ Kd7 $2 (37... Kd8 38. Rxa5
Rc6 39. Ra8+ Kd7 40. Ra7+ Ke8) 38. Re7+ {White is clearly winning.} Kd6 39.
Rxf7 Rc4 40. Ra7 Ke6 41. f7 {Accuracy: White = 71%, Black = 56%.} 1-0
