[Event "1st Merlin Lezajsk Masters 2021"] [Site "Lezajsk"] [Date "2021.08.09"] [Round "8.1"] [White "Jobava, Baadur"] [Black "Kuegel, Tobias"] [Result "1-0"] [ECO "C42"] [WhiteElo "2603"] [BlackElo "2267"] [Annotator "Ipatov,A"] [PlyCount "61"] [EventDate "2021.08.04"] [EventType "swiss"] [EventCountry "POL"] [SourceTitle "playchess.com"] [Source "ChessBase"] [SourceQuality "1"] {[%evp 18,61,19,19,80,28,39,37,38,25,31,24,22,6,38,1,10,0,14,9,120,102,126,135, 141,133,194,185,509,474,479,481,522,494,483,448,476,449,470,464,417,293,790, 784,5457,5385]} 1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. d4 d5 6. Bd3 Bd6 7. O-O O-O 8. c4 c6 {[%csl Rb2,Gb7,Gc2,Rc3,Gd3,Rd4,Re3,Ge4,Re7,Rf2,Gf3,Gg2,Gg7] [%CAl Ge4d5,Gc6b7,Gc6b5,Gd5c4,Gd4e5,Gf6g7,Gf6g5,Ge5f4,Gf3g5,Gf3e5,Gc1g5,Re5d6, Rd6e7,Gb1c3,Gc3b5,Gc3d5]} 9. Nc3 (9. Re1 Bf5 (9... Re8 10. Nc3 Nxc3 11. bxc3 Rxe1+ (11... Bg4 12. Bg5 Rxe1+ 13. Qxe1 Qd7 14. c5 Bc7 15. Nh4 h6 16. Bd2 Qd8 17. f4 Bc8 18. Qg3 b6 19. Re1 bxc5 20. dxc5 Qf8 21. Be3 Na6 22. Bd4 g5 23. Qf2 {1-0 (23) Anand,V (2790)-Piket,J (2632) Wijk aan Zee 2001 CBM 081 [Huzman,A]}) 12. Qxe1 h6 13. c5 Bc7 14. Ne5 Nd7 15. f4 Nf6 16. f5 Ne4 17. Bxe4 dxe4 18. Qg3 Bxf5 19. Bxh6 Qf6 20. Bf4 Qe6 21. Rf1 Bxe5 22. Bxe5 f6 23. Bf4 Re8 24. Be3 Kf7 25. c4 Bg6 26. Rc1 Bh5 27. Qf2 Kg8 28. a4 Re7 29. a5 a6 30. h3 Bf7 31. Qg3 Kh7 32. Rc3 Qd7 33. Kh2 Qd8 34. Qd6 Rd7 35. Qf4 Qxa5 36. Qxe4+ Kg8 37. Rc1 Qd8 38. Qg4 Qe8 39. Rc3 Qe6 40. Qxe6 Bxe6 41. h4 Kh7 42. Kg3 g5 43. hxg5 fxg5 44. d5 cxd5 45. cxd5 Rxd5 46. Rb3 Rd7 47. Rb6 Bd5 48. Rd6 Bc6 49. Rxd7+ Bxd7 50. Bxg5 {1/2-1/2 (50) Karjakin,S (2717)-Alekseev,E (2714) Jermuk 2009 CBM 132 [Kritz,L] }) 10. Qc2 ({A more popular move is considered to be} 10. Qb3 {It was also the choice of Evgeny Najer, who is known for his deep opening preparation.} Qd7 $5 {A relatively rare move.} (10... Na6 {is the main line.} 11. Nc3 dxc4 12. Bxc4 Nxc3 13. bxc3 b5 14. Bf1 Nc7 15. Bg5 Qc8 16. Bh4 a5 17. Bg3 a4 18. Qb2 Bxg3 19. hxg3 Nd5 20. c4 bxc4 21. Bxc4 Rb8 22. Qd2 Qb7 23. Ne5 Qb6 24. Rac1 Be6 25. a3 Rfc8 26. Ba2 h6 27. Rc2 Bf5 28. Rc5 Qb2 29. Qxb2 Rxb2 30. Bc4 Kf8 31. Rc1 Nb6 32. Nxf7 Rb1 33. Rxb1 Bxb1 34. Ne5 Ke7 35. Ba6 Rc7 36. Be2 Kd6 37. Bf3 Ba2 38. Be4 Bd5 39. f3 Re7 40. Rc3 Rc7 41. Rc5 Bb3 42. Kf2 Nd5 43. Ke2 Ne7 44. Ra5 Rb7 45. Ke3 Bd5 46. Nd3 Bc4 47. Nb4 Bb5 48. g4 Nc8 49. Kd2 Ra7 50. Rxa7 Nxa7 51. Nc2 c5 52. Kc3 Bf1 53. dxc5+ Kxc5 54. Ne3 Ba6 55. Bc2 Nb5+ 56. Kb2 Nd6 57. Bxa4 Kd4 58. Nf5+ Nxf5 59. gxf5 h5 60. g3 Be2 61. Bc6 Ke3 62. Kc3 Kf2 63. Kd2 Ba6 64. g4 h4 65. g5 h3 66. f6 gxf6 67. gxf6 Bb5 68. Be4 Be8 69. f4 Bg6 70. Bxg6 { 1-0 (70) Svidler,P (2738)-Morozevich,A (2707) San Luis 2005 CBM 110 [Huzman,A]} ) 11. Nc3 (11. cxd5 cxd5 12. Nc3 Nxc3 13. Bxf5 Qxf5 14. bxc3 Nd7 $1 15. Qxb7 Nb6 {[%CAl Gb6c4] Black gets an obvious positional compensation for the pawn.} 16. Qa6 Nc4 17. Bg5 Rfb8 18. Qa4 {Lastin,A (2639)-Landa,K (2615) Novokuznetsk 2008} h6 19. Be7 (19. Bh4 Rb6 20. Bg3 Nb2 21. Qa5 Nc4 22. Qa4 Nb2 $11) 19... Bf4 $1 20. Re2 Rb7 21. Rae1 Rab8 $44 {[%csl Gc4]}) (11. Be3 dxc4 12. Bxc4 Qc7 13. Nc3 Nxc3 14. bxc3 Nd7 15. h3 b5 16. Bf1 Nb6 $132 {[%csl Gc4,Gd5] Leko,P (2730)-Anand,V (2794) Leon 2001}) 11... Nxc3 12. Bxf5 Qxf5 13. bxc3 (13. Qxb7 Qd7 14. Qxd7 Nxd7 15. c5 Bxh2+ (15... Bxc5 16. dxc5 Ne4 17. Nd4 Ndxc5 18. f3 Nf6 19. Nxc6 $14 {[%csl Ya2,Ya7,Yb2,Gd4][%CAl Gb2b4,Ga2a4]}) 16. Nxh2 Ne4 17. Bf4 Rfe8 18. f3 Nef6 19. Nf1 Nf8 {This is what GM Mihail Marin said about this position: "The position remains complicated. The pawn structure is rather assymetrical, while the force of the white bishop cannot be evaluated unilaterally. In principle, it puts some pressure on Black, but its activity is restricted by its own central pawns, which could transform it into a "bad" bishop in the event of mass simplifications. Another important aspect is the hidden weakness of the c6- and d4-pawns. Neither of them is in immediate danger, but they need permanent care."} 20. Rxe8 Rxe8 21. Rd1 Re7 22. Nd2 Ne6 23. Be5 a5 24. Nb3 Ra7 25. a4 Nh5 26. Re1 h6 27. Kf2 Nhf4 28. Re3 h5 29. g3 Nh3+ 30. Ke1 g5 $132 {Svidler,P (2728)-Ivanchuk, V (2750) Morelia/Linares 2007} ) 13... b6 {White is at a crossroads here.} 14. h3 $1 {So far this move has a perfect statistic for White in both classical and correspondence games: 4/4 according to my database!} (14. cxd5 cxd5 15. Ba3 (15. Qb5 Qd7 $1 16. a4 Qxb5 $5 (16... Rd8 17. g3 Bc7 18. Bg5 f6 19. Bd2 Nc6 20. c4 $13 {Adams,M (2741) -Morozevich,A (2741) Wijk aan Zee 2005}) 17. axb5 a5 18. bxa6 Nxa6 {[%csl Rb6, Rc3] the weakness of b6-pawn is compensated for by the weakness of c3-pawn.} 19. Rb1 Rfb8 20. Ne5 Nc7 21. Nd7 Re8 22. Rxe8+ Rxe8 23. Kf1 b5 $11) (15. Ne5 Nd7 $1 {Without the inclusion of h2-h3 and h7-h6, as in the game Najer-Nisipeanu, this works pretty well for Black, because White doesn't have the idea g2-g4 at his disposal.} 16. Qxd5 Bxe5 17. dxe5 Nc5 $44 {[%csl Rc3] [%CAl Gf8d8,Ga8c8,Gc5d3]}) 15... Bxa3 16. Qxa3 Nc6 17. h3 Qd7 18. Ne5 Nxe5 19. Rxe5 Rae8 20. Rae1 Re6 21. Rxe6 {1/2 (21) Svidler,P (2728) -Kramnik,V (2766) Wijk aan Zee 2007}) (14. Bg5 {was tried in one correspondence game.} Nd7 ({ why not a simple} 14... dxc4 $5 15. Qxc4 b5 16. Qb3 Nd7 $11) 15. Be7 Bxe7 16. Rxe7 Nf6 17. Ne5 dxc4 18. Qxc4 Ne4 $1 19. Nf3 Rae8 $1 20. Rxe8 (20. Rxa7 g5 $1 21. h3 h5 $36) 20... Rxe8 21. Re1 (21. Qxc6 Qc8 $1) 21... Re6 22. Re3 b5 $11 { Ohtake,S (2446)-Gunkel,W (2356) ICCF 2013}) 14... h6 $2 (14... Nd7 15. cxd5 Qxd5 16. c4 Qa5 (16... Qf5 17. Ba3 Qf6 18. Bxd6 Qxd6 19. a4 a5 20. Rab1 Rfe8 21. g3 g6 22. Kg2 h6 23. h4 $14 {Pessoa,F (2426)-Simonenko, S (2459) ICCF 2008} ) 17. Bd2 Qa3 18. Qc2 Rfe8 19. Rad1 Qa6 20. a4 $14 {Gooshchin,D (2494)-Jensen, E (2415) ICCF 2009}) (14... dxc4 $5 {this is my proposal.} 15. Qxc4 b5 (15... Qb5 16. Qxb5 cxb5 17. Rb1 a6 18. a4 $1 $16) 16. Qb3 Nd7 17. Ba3 Bxa3 18. Qxa3 Nb6 19. Ne5 Qe6 {[%csl Gc4,Gd5] Black should be able to neutralise White's initiative, although I admit that Black hasn't fully equalised yet.}) 15. cxd5 cxd5 16. Ne5 $1 {It turns out that Black doesn't have an adequate way to protect his d5-pawn!} Bxe5 (16... Nd7 {here it is not so good, because White has the strong} 17. g4 $1 {at his disposal} Qe6 18. Nf3 Qf6 19. Qxd5 $16) 17. Rxe5 Qd3 18. Rxd5 Nc6 19. c4 $16 {Najer,E (2634)-Nisipeanu,L (2654) Jerusalem 2015. White has an extra pawn for nothing.}) (10. Nc3 Nxc3 11. bxc3 Bxd3 12. Qxd3 dxc4 13. Qxc4 Nd7 14. Qb3 Qc7 15. c4 Rfe8 16. Bb2 h6 17. g3 Rad8 18. Nh4 Bf8 19. Qc2 Qa5 20. Ng2 Rxe1+ 21. Rxe1 b5 22. Bc3 b4 23. Ba1 Nb6 24. Qb3 c5 25. d5 Qa6 26. Ne3 Re8 27. Rc1 Qc8 28. a3 a5 29. axb4 axb4 30. Kg2 h5 31. h4 Qd7 32. Bb2 Qa4 33. Qd3 Qa2 34. Qc2 Na4 35. Ra1 Qxb2 36. Rxa4 Qxc2 37. Nxc2 b3 38. Na3 b2 39. Kf1 g6 40. Ra5 Bg7 41. Nb1 Bd4 42. Ra6 Kg7 43. Ra7 Re4 44. Rb7 Re8 45. Ra7 Bf6 46. Ra5 Bd4 {1/2-1/2 (46) Adams,M (2752)-Morozevich,A (2716) Dortmund 2002 CBM 090 [Huzman,A]}) 10... Na6 11. a3 Bg6 12. c5 Bb8 {[%CAl Ga6c7,Gc7e6] Keeping the c7-square free for the knight.} 13. Nc3 f5 {[%csl Ge4, Re5] A very responsible positional decision: Black strengthens the position of his knight on e4, but, on the other hand, permamently weakens the e5-square.} 14. Ne2 $5 $146 {A novelty according to my database. White is preparing Bc1-f4. } Nc7 15. Bf4 $2 {A natural decision to exchange light-squared bishops and establish the control over e5-square. However, as we all know, chess is a very concrete game and this move seems to have a dynamic refutation.} (15. Nf4 $5 { was worthy of consideration with a very complicated game ahead.}) (15. Qb3 $5) 15... Ne6 $2 {Returning the favour.} ({I don't know why I didn't play the natural} 15... Bh5 $1 {[%csl Rd4][%CAl Gc7e6,Yh5f3] , after which Black is just better!} 16. Ne5 (16. Bxc7 Bxc7 17. Ne5 Bxe2 18. Rxe2 Bxe5 19. dxe5 Qe7 { [%csl Rc5,Re5] and White has to decide which pawn to give up, not gaining any compensation for it instead.}) 16... Bxe2 17. Qxe2 Ne6 {[%csl Rd4] and White's center falls apart.}) 16. Bxb8 Qxb8 17. Nh4 ({Of course, White cannot invade into e5 and not get punished for it:} 17. Ne5 $2 Nxd4 18. Nxd4 Qxe5 $17) 17... Qd8 18. Nxg6 hxg6 19. f3 {I spent a lot of time here trying to evaluate the consequences of 19...Qh4, which seemed to lead to a very dry endgame.} N4g5 $1 {[%csl Rd4] I think, Black is slightly better after this move: White needs to take care of his d4-pawn, which can be attacked by means of Qd8-f6, Kg8-f7 followed by Rf8-h8-h4. Also Black may create some attacking ideas on the h-file followed by a knight sacrifice on f3. Another point is that the position has the closed character, which generally favours the side with knights, which are more flexible than bishops.} (19... Qh4 20. fxe4 (20. g3 $6 Qh6 (20... Qh3 $5 {might be even stronger, as the machine points out.}) 21. fxe4 fxe4 22. Bxe4 Qe3+ 23. Kh1 dxe4 24. Nc3 Nxd4 $36) 20... fxe4 21. Bxe4 Qxe4 22. Qxe4 dxe4 23. Rad1 Rad8 {While thinking on my 19th move I evaluated this position as nearly equal without any chance to win. That's why I went for 19... N4g5.}) 20. b4 {The clear sign that my opponent was in an ultra fighting mood. Objectively this move is suspicious, because Black seems to be faster with his play on the kingside than White on the queenside.} Kf7 $1 {[%csl Rd4,Rh2][%CAl Gf8h8,Gh8h2,Yh8h4,Yh4d4] I was very happy when I found this idea. Now the rook can join the action through the h-file. The black king isn't in danger because the position is closed and White doesn't have a direct way to punish his opponent for such provocative moves with a king.} 21. Rf1 (21. h4 $2 {would offer Black a serious attack} Nxf3+ $1 22. gxf3 Qxh4 {[%CAl Gf8h8]} 23. Kg2 Nf4+ 24. Nxf4 Qg5+ $1 25. Kf1 Qxf4 26. Kg2 (26. Qg2 Rae8 $1 $40) 26... Rh8 ( 26... Qg5+ 27. Kf1 Rh8 28. Qg2 Qh4 $13) 27. Rh1 Rae8 $1 $36) 21... Rh8 22. f4 { Clarifiying the pawn structure.} ({My opponent might have been afraid of something like} 22. b5 Qg8 $5 $13 {[%CAl Gg8h7]}) 22... Ne4 23. Bxe4 dxe4 { [%csl Rd4,Ge4] The pawn structure has changed dramatically, although White's weakness is still the same: the d4-pawn.} 24. Qb3 Qf6 {After some thought I decided to switch plans. Now my target isn't the attack on the kingside, now it is all about d4-pawn.} (24... Qd5 {was tempting to play, but I didn't see the clear plan for an advantage afterwards} 25. Qxd5 cxd5 $13) 25. Rad1 Rhd8 26. b5 $2 ({Of course, White had to get rid of his weakness by pushing the d-pawn forward.} 26. d5 $1 cxd5 27. Rxd5 Rxd5 28. Qxd5 Qe7 29. Rd1 Rd8 30. Qb3 Qc7 $11 {[%CAl Gf7e7] should be around equal, I think.}) 26... Rac8 27. Rd2 Rd7 28. Rfd1 Rcd8 $17 {[%csl Rd4] Black has managed to stabilise the situation and remains better.} 29. bxc6 bxc6 30. h3 Ke8 31. d5 {Aiming to complicate matters in mutual time trouble.} Nxc5 32. Qe3 Nb7 33. Nc3 Na5 34. Rd4 cxd5 35. Nxd5 $2 $138 Qd6 $4 $138 ({Missing an easy win after} 35... Qc6 $1 {[%CAl Gd8d1] the killing pin!} 36. Nb4 Qb6 $1 (36... Qc5 $4 37. Rxe4+ fxe4 38. Qxc5 $18) 37. Nc2 Rxd4 38. Rxd4 Qb1+ 39. Kh2 Qxc2 40. Rxd8+ Kxd8 $19) 36. Qc3 Nb7 37. Rc4 Qe6 { Setting a small trap :)} 38. Rc6 (38. Nc7+ $2 Rxc7 39. Rxd8+ Kxd8 40. Rxc7 Qb6+ $19) 38... Qf7 39. Rc7 (39. Nc7+ Rxc7 40. Rxc7 Rxd1+ 41. Kh2 Qf6 $1 $17 (41... Rd7 42. Rxb7 $1 Rxb7 43. Qc8+ Ke7 44. Qxb7+ Kf8 45. Qb8+ Qe8 46. Qxa7 $11)) 39... Rxd5 40. Qc6+ (40. Rxf7 $2 Rxd1+ 41. Kh2 Kxf7 $19) (40. Rxd5 $2 Qxd5 41. Qxg7 Rd7 42. Rc8+ Nd8 43. Qxg6+ Qf7 $19) 40... R8d7 41. Rxd5 Qxd5 42. Qxd5 Rxd5 43. Rxb7 {During the game I was pessimistic about my winning chances here. I thought that the activity of White's rook should provide White good chances to escape.} Rd7 44. Rb5 Ke7 {My strategy was easy: to activate the king and try to get a position, where White would need to start calculating stuff and take decisions. For this I was ready to give back the pawn.} ({Another plan was to bring the king to h6 in order to prepare the g6-g5.} 44... Kf7 $5 {[%CAl Gf7g8, Gg8h7,Gh7h6,Yg6g5]}) 45. Ra5 Kd6 46. Kf2 Rb7 47. Ra6+ Kd5 48. Rxg6 a5 49. a4 Kd4 $1 {[%CAl Gb7b2] Gaining a tempo by triangulating.} 50. Rd6+ Kc5 51. Rg6 Kb4 {Although, the position is objectively a draw, White still has to play a decent amount of strong moves in a row, which is never easy with limited minutes on the clock.} 52. g4 $1 {A natural move. White wants to create a passed pawn on the kingside.} fxg4 53. hxg4 Kxa4 54. Ke3 Kb3 55. f5 a4 56. f6 $4 {Just one wrong move and the position becomes lost.} (56. Ra6 $11 {would have saved the day for White.} a3 57. g5 a2 (57... Rb5 58. Kxe4 Rb4+ 59. Ke3 Ra4 60. Rxa4 Kxa4 61. f6 gxf6 62. gxf6 a2 63. f7 a1=Q 64. f8=Q $11) 58. f6 Kb2 59. fxg7 Rxg7 60. Rb6+ Kc2 61. Rc6+ Kb2 62. Rb6+ Ka1 63. g6 Re7 64. Rb8 $11) ( 56. g5 $11 {was another possible move order to reach a draw.}) 56... gxf6 57. Rxf6 a3 {It turns out that White doesn't have an adequate way to take the e4-pawn. If it were possible, then his plan would be easy: to push the g-pawn further and give up rook for the black a-pawn.} 58. g5 Ra7 $1 {The only winning move, but it is still sufficient. One of the most important principles of rook endings in action - "Keep your rook behind the passed pawn!"} 59. Rb6+ (59. Kxe4 a2 60. Rf1 Rg7 $1 {That's the trick! White doesn't have an optimal way to keep his pawn.} 61. Rg1 (61. Kf5 Rf7+ $19) 61... Rxg5 $19) 59... Kc4 60. Rb1 Rg7 $1 61. Rc1+ (61. Rg1 a2 62. Kf4 (62. Kxe4 Rxg5 $1) 62... e3 $19) 61... Kb3 62. Rb1+ (62. Kf4 e3 $19) 62... Kc3 63. Rc1+ Kb2 64. Rc5 a2 65. Rb5+ Kc3 66. Ra5 Kb3 67. Kf4 e3 68. Rb5+ Ka4 69. Rb8 Ra7 {0-1 (69) Akopian,V (2660) -Ipatov,A (2592) Jerusalem 2015 CBM 166 [Ipatov,A] White resigned.}) (9. Qc2 Na6 10. a3 Re8 (10... f5 11. Nc3 Nc7 12. Re1 (12. c5 Be7 13. Ne2 Bf6 14. b4 Ne6 15. Bb2 Qc7 16. b5 (16. Rfe1 Bd7 17. Rad1 g6 18. Nc1 g5 19. Nb3 Rae8 20. Ne5 Nxd4 21. Bxd4 Bxe5 22. Bxe5 Rxe5 23. Qc1 Re6 24. g3 Rg6 25. Nd4 Bc8 26. Bb1 h5 27. f3 {1/2-1/2 (27) Adams,M (2742)-Piket,J (2659) Wijk aan Zee 2002 CBM 087 [Huzman,A]}) 16... Bd7 17. Rab1 Be8 18. bxc6 bxc6 19. Nd2 Bg5 20. Nb3 Bh5 21. Ng3 Bg6 22. Bc1 Nf4 23. Bxf4 Bxf4 24. Rfe1 Bg5 25. Nf1 Bh4 26. Re2 a5 27. Nbd2 Bf6 28. Nf3 Bh5 29. Ng3 Bg4 30. Rb6 Rab8 31. Rxb8 Rxb8 32. Nf1 Bxf3 33. gxf3 Ng5 34. Nd2 Nh3+ 35. Kh1 Nf4 36. Re1 Bxd4 37. Bxf5 g6 38. Nb3 Bf6 39. Bd3 a4 40. Nc1 Qa5 41. Qd1 Qxc5 42. Rf1 Qxa3 43. Bc2 Qc3 44. Na2 Qc4 {0-1 (44) Macieja,B (2653)-Pashikian,A (2451) Stepanakert 2004 CBM 100 [Huzman,A]}) (12. b4 a5 13. b5 Bd7 14. Rb1 Kh8 15. c5 Be7 16. bxc6 bxc6 17. Bf4 Ne6 18. Be5 Be8 19. Rb6 Qc8 20. Nd2 Bg5 21. Nb3 Bh5 22. a4 Qe8 23. f3 N6xc5 24. Nxe4 Nxe4 25. Rb7 Bf6 26. fxe4 Bxe5 27. dxe5 fxe4 28. Rxf8+ Qxf8 29. Be2 Bxe2 30. Qxe2 Qf5 31. Qf2 Qxe5 32. Qg3 Qxg3 33. hxg3 h6 34. Kf2 Rf8+ 35. Ke2 Rf6 36. Nxa5 Rg6 37. Kf2 Rf6+ 38. Ke1 e3 39. Re7 d4 40. Nb3 c5 41. a5 Ra6 42. Ke2 Rg6 43. Nxc5 Rxg3 44. a6 Rxg2+ 45. Kd3 Rd2+ 46. Kc4 Kh7 47. a7 Ra2 48. Kb5 d3 49. Na6 {1-0 (49) Svidler,P (2723)-Morozevich,A (2679) Krasnoyarsk 2003 CBM 098 [Huzman,A]}) 12... Kh8 13. b4 Bd7 14. Bb2 Ne6 15. cxd5 cxd5 16. Nxd5 Rc8 17. Qd1 N6g5 18. Ne5 Nh3+ 19. gxh3 Qg5+ 20. Kf1 Bxe5 21. dxe5 Bc6 22. Bc1 Qh4 23. Bxe4 fxe4 24. Be3 Qxh3+ 25. Kg1 Bxd5 26. Qxd5 Qg4+ 27. Kf1 Qh3+ 28. Kg1 Qg4+ 29. Kf1 { 1/2-1/2 (29) Grischuk,A (2671)-Gelfand,B (2703) Wijk aan Zee 2002 CBM 087 [Gelfand,B]}) (10... Bg4 11. Ne5 Bxe5 (11... Bf5 12. b4 f6 (12... Nc7 13. f3 Bg6 14. c5 Bxe5 15. dxe5 Ng5 16. Bb2 d4 17. f4 Nd5 18. fxg5 Ne3 19. Qd2 Bxd3 20. Qxd3 Nxf1 21. Kxf1 Qxg5 22. Nd2 Qxe5 23. Nf3 Qh5 24. Qxd4 f6 25. Qc4+ Kh8 26. Bc1 Rfe8 27. Bf4 a5 28. Bd6 axb4 29. Qxb4 Qd5 30. Qxb7 h6 31. Kg1 Ra4 32. h3 Rc4 33. Qb2 Qd3 34. Ra2 Qd1+ 35. Kh2 Rc1 36. a4 f5 37. Qb7 f4 38. Bxf4 Rxc5 39. Rd2 Qxa4 40. Qf7 Rg8 41. Be5 Qc4 42. Rd6 {1-0 (42) Anand,V (2767)-Caruana, F (2811) Wijk aan Zee 2018 CBM 183 [Szabo,Kr]}) 13. Nf3 Qe8 14. c5 Bb8 15. Nc3 Bg6 16. Nh4 f5 17. Nxg6 Qxg6 18. Ne2 Nc7 19. f3 Ne6 20. fxe4 fxe4 21. Rxf8+ Nxf8 22. Bxe4 dxe4 23. Qc4+ Kh8 24. Be3 Nd7 25. Rf1 Nf6 26. h3 Bc7 27. Bf4 Bxf4 28. Nxf4 Qe8 29. d5 Qg8 30. Qd4 cxd5 31. b5 Qe8 32. a4 Qd7 33. Rc1 Rc8 34. g4 Qc7 35. Ng2 Nd7 36. c6 Ne5 37. Qxd5 Nf3+ 38. Kf2 Rf8 39. Qc5 Kg8 40. Qd5+ Kh8 41. Qc5 Kg8 42. Qd5+ Rf7 43. cxb7 Ng1+ 44. Nf4 Qxf4+ 45. Kg2 Qf3+ 46. Kxg1 Qg3+ 47. Kh1 Qxh3+ 48. Kg1 Qe3+ 49. Kg2 Qf3+ {1/2-1/2 (49) Nataf,I (2553) -Bluvshtein,M (2462) Montreal 2004 CBM 103 [Huzman,A]}) 12. dxe5 Nac5 13. f3 Nxd3 14. Qxd3 Nc5 15. Qd4 Nb3 16. Qxg4 Nxa1 17. Bh6 g6 18. Nc3 Qb6+ 19. Kh1 Qxb2 20. Qf4 f6 21. Na4 Qc2 22. Rxa1 Qxa4 23. e6 Qa5 24. Qd6 Rfc8 25. Qe7 Qc7 26. Qxf6 Re8 27. Re1 Qe7 28. Qe5 dxc4 29. Bg5 Qf8 30. Bf6 b5 31. f4 a5 32. f5 Ra7 33. Re3 b4 34. fxg6 hxg6 35. Qg5 Rg7 36. h3 c3 37. Bxg7 Qxg7 38. Qc5 Qf8 39. e7 Qf1+ 40. Kh2 Qf4+ 41. Kh1 Qf1+ 42. Kh2 Qb5 43. axb4 Qxc5 44. bxc5 c2 45. Rc3 Rxe7 46. Rxc2 a4 47. Kg3 Kf7 48. Kf4 Kf6 49. Ra2 g5+ 50. Kf3 Ra7 51. Ke4 a3 52. Kd4 Kf5 53. Rf2+ Kg6 54. Ra2 Kf5 55. Rf2+ Kg6 56. Ra2 Kf5 {1/2-1/2 (56) Jakovenko,D (2760)-Kramnik,V (2759) Dortmund 2009 CBM 131 [Fier,A]}) 11. Nc3 Bf5 12. Re1 (12. Be3 Bg6 13. c5 Bc7 14. Rfe1 Nb8 15. Ne2 Nd7 16. Bf4 Qb8 17. Bxc7 Qxc7 18. Nh4 Ndf6 19. f3 Ng5 20. Nf5 Bxf5 21. Bxf5 g6 22. Qd2 Ne6 23. Bxe6 Rxe6 24. Nf4 Rxe1+ 25. Rxe1 Re8 26. Re3 Kf8 27. Nd3 {1/2-1/2 (27) Amonatov,F (2453)-Atalik,S (2551) Vladimir 2002 CBM 091 [Atalik,S]}) 12... h6 13. c5 Bc7 14. Bd2 Ba5 15. Bf4 Bxc3 16. bxc3 Nc7 17. h3 Ne6 18. Bh2 N6g5 19. Ne5 f6 20. Ng4 Qa5 21. Ne3 Be6 22. Rac1 Nxh3+ 23. gxh3 Bxh3 24. Nc4 Qxc3 25. Qxc3 Nxc3 26. Nd6 Rxe1+ 27. Rxe1 b5 28. Re3 Bg4 29. Bf5 {1-0 (29) Anand,V (2755) -Kasimdzhanov,R (2653) Hyderabad 2002 CBM 092 [Anand,V]}) 9... Nxc3 10. bxc3 Nd7 {C42: Petroff Defence: 3 Nxe5 and unusual White 3rd moves.} (10... dxc4 $11 {remains equal.} 11. Bxc4 Bf5 (11... Bg4 12. Qd3 Nd7 13. Ng5 Nf6 14. h3 Bh5 15. f4 h6 16. g4 b5 17. Bb3 hxg5 18. fxg5 Nxg4 19. hxg4 Qd7 20. Qf5 Bxg4 21. Qxd7 Bxd7 22. Rxf7 Rxf7 23. g6 Be8 24. Bg5 a5 25. Kg2 a4 26. Be6 Kf8 27. Rh1 Rf6 28. Bxf6 gxf6 29. Bf5 Kg8 30. Rh7 Bxg6 31. Bxg6 Bf4 32. Rb7 Bd2 33. Be4 Rc8 34. Rb6 Bxc3 35. Rxc6 Rxc6 36. Bxc6 {1/2-1/2 (36) Hamdouchi,H (2588)-Le Roux,J (2480) Belfort 2003 CBM 099 [Huzman,A]}) (11... Nd7 12. Re1 h6 13. Ne5 Nxe5 14. dxe5 Bc5 15. Qh5 Be6 16. Bxh6 gxh6 17. Bxe6 Bxf2+ 18. Kxf2 fxe6+ 19. Kg1 Qg5 20. Qh3 Rf5 21. Rab1 b6 22. Qd3 Rd8 23. Qc4 Rd2 24. Qxe6+ Kg7 25. Qxc6 Rff2 26. Qb7+ Kh8 27. Qa8+ Qg8 28. Qxg8+ Kxg8 29. Kh1 Rxg2 30. Rg1 Rxg1+ 31. Rxg1+ Kf7 32. a4 Ra2 33. Rg4 Ke6 34. Kg1 Kxe5 35. Rh4 Kd5 36. Kf1 Ke5 37. Kg1 Kd5 38. Kf1 Ke5 { 1/2-1/2 (38) Anand,V (2776)-Jobava,B (2698) Germany 2016 CBM 176 [Sagar Shah]}) ) (10... Bg4 11. cxd5 cxd5 12. Rb1 b6 (12... Nd7 13. h3 Bh5 14. Rb5 Nb6 15. c4 Bxf3 16. Qxf3 dxc4 17. Bc2 Qd7 18. a4 g6 19. Bh6 Rfe8 20. Rfb1 Rad8 21. Bg5 Be7 22. a5 Nd5 23. Rxb7 Qe6 24. Bd2 Bf6 25. Re1 Qc6 26. Rxe8+ Qxe8 27. Be4 Qe6 28. Rxa7 c3 29. Bh6 Ne7 30. d5 Qd6 31. g3 Rc8 32. Rb7 Bd4 33. Bf4 Be5 34. Rb6 Bxf4 35. Rxd6 Bxd6 36. Qf6 Nf5 37. g4 Be7 38. Qa6 Nd6 39. Bc2 Rb8 40. Qc6 Rc8 41. Qd7 Bf8 42. a6 Rc5 43. a7 Ra5 44. Qa4 {1-0 (44) Svidler,P (2630)-Akopian,V (2620) Yerevan 1996 CBM 053 [Svidler,P]}) 13. Rb5 Bc7 14. c4 Qd6 15. Re1 Bxf3 16. Qxf3 Qxh2+ 17. Kf1 Nc6 18. Rxd5 Rae8 19. Be3 g6 20. a3 Qh1+ 21. Ke2 Qh4 22. g4 f5 23. Rd7 f4 24. Rh1 Qf6 25. Qd5+ Re6 26. g5 Nxd4+ 27. Kd1 {1-0 (27) Short, N (2650)-Salov,V (2630) Amsterdam 1989 CBM 012 [ChessBase]}) 11. c5 $5 { [%mdl 4] A promising side line.} (11. Bg5 $16 Nf6 12. c5) 11... Bc7 $11 12. Bg5 f6 {[#] White is slightly better.} 13. Bd2 $146 ({Predecessor:} 13. Bh4 b6 14. Qc2 g6 15. Rfe1 Kg7 16. Ne5 Bxe5 17. dxe5 Qc7 18. exf6+ Nxf6 19. Bg3 {1-0 (52) Yuan,Y (2336)-Adriaanse,A (1909) Ottawa 2013}) 13... Re8 14. Qc2 Nf8 15. h3 b6 16. Rfe1 Be6 17. Nh4 bxc5 18. dxc5 d4 (18... g6 $11 {keeps the balance.}) 19. Rad1 $16 dxc3 20. Bxc3 Bd5 21. Nf5 $1 {Threatens to win with Rxe8.} Rxe1+ ( 21... Qd7 $16 {keeps fighting.} 22. Ne3 Qf7) 22. Rxe1 $18 {Strongly threatening Re7.} Ng6 {[#]} (22... Be5 {is more resistant.} 23. Bxe5 fxe5 24. Rxe5 Ng6) 23. Nh6+ $1 {[%mdl 576] Discovered Attack} gxh6 24. Bxg6 Bh2+ {[#]} 25. Kh1 $1 ({Less strong is} 25. Kxh2 Qc7+ 26. f4 hxg6 $18) 25... Qd7 26. Bf5 ( {Weaker is} 26. Kxh2 hxg6 27. Qxg6+ Qg7 $16) 26... Qg7 {[%csl Gd5][%CAl Rg7g2]} 27. Be6+ Bxe6 28. Rxe6 {[%mdl 64] Double Attack} Be5 29. Qb3 {[%CAl Re6e8]} Kh8 $2 {[#]} (29... Qf7) 30. Rxe5 $1 {[%mdl 576] Threatening mate with Rf5. Clearance} fxe5 (30... Rg8 31. g3) 31. Qe6 {[%mdl 64] Double Attack. Weighted Error Value: White=0.15/Black=0.42} 1-0