[Event "8th Sinquefield Cup"] [Site "Saint Louis"] [Date "2021.08.25"] [Round "8.1"] [White "Xiong, Jeffery"] [Black "Mamedyarov, Shakhriyar"] [Result "1/2-1/2"] [ECO "D32"] [WhiteElo "2710"] [BlackElo "2782"] [Annotator "Monokroussos,Dennis"] [PlyCount "67"] [EventDate "2021.??.??"] {[%evp 0,23,22,-27,4,0,4,4,13,12,12,19,16,16,31,26,22,11,32,13,-2,14,23,9,9, -32]} 1. c4 e6 2. Nc3 d5 3. d4 a6 4. cxd5 exd5 5. Bf4 Nf6 6. e3 c5 7. dxc5 (7. Nf3 c4) 7... Bxc5 8. Nf3 Nc6 9. Be2 (9. Bd3 {looks more active, but it allows} d4 {, with immediate equality.}) 9... O-O 10. O-O Re8 (10... d4 11. exd4 Nxd4 12. Nxd4 Qxd4 13. Bg3 {followed by Bf3 may give White a small edge. It is this last detail that explains why 9.Be2 was better than 9.Bd3.}) 11. Rc1 h6 (11... Be6 $142 {is better, and if} 12. Ng5 {- presumably what Black was concerned about - he's ready.} (12. Bg5 {is also met by} d4 $1 {White can wreck Black's structure, but it doesn't matter.} 13. Bxf6 gxf6 14. exd4 Nxd4 15. Nxd4 Bxd4 16. Bf3 Re7 17. Qa4 Rc8 {and with his active pieces - especially the beauty on d4 - Black has no worries.}) 12... d4 $1 13. Nxe6 Rxe6 14. exd4 Nxd4 15. Bc4 Re8 $11 (15... Rc6 $5 $11)) 12. Qc2 (12. Qb3 {invites some immediate tactical complications:} d4 13. Rfd1 Be6 14. Qxb7 Na5 15. Qc7 Qxc7 16. Bxc7 dxc3 17. Bxa5 cxb2 18. Rxc5 Rac8 19. Bc7 Bxa2 20. Bxa6 b1=Q 21. Rxb1 Bxb1 22. Bxc8 Rxc8 $14 {is a clean extra pawn for White, but with all the pawns on one flank and thanks to the opposite-colored bishops, a draw is the likeliest result.}) 12... Ba7 13. Rfd1 Be6 14. Ne5 Rc8 15. Bf3 Qa5 (15... Ne7 $142) 16. Qd3 (16. Nxc6 $142) 16... Ne7 17. h3 Red8 18. Qe2 b5 (18... Nf5) 19. a3 d4 {At last! As usual, when it can be played without any immediate repercussions, it leads to complete equality.} 20. exd4 Rxd4 (20... Bxd4 $142 $11) 21. Nd3 Rdd8 {Wouldn't 20...Bxd4 have been simpler?} (21... Rdc4 $142) 22. Nb4 $14 Ng6 23. Be3 (23. Bg3 $14) 23... Rxd1+ (23... Bc4 24. Qe1 Bb8 25. Ncd5 Nxd5 26. Nxd5 Qxe1+ 27. Rxe1 Bxd5 28. Rxc8 Rxc8 29. Bxd5 Be5 30. b3 Bf4 31. Bb7 Rc3 32. Bxf4 Nxf4 33. Re8+ Kh7 34. Re3 a5 $1 35. Rxc3 Ne2+ 36. Kf1 Nxc3 {is a draw, I think - not just equal, but drawn. The point is that Black has a well-known trick: play ... b4 and (when the pawn is threatened) ...Na2. White can't make progress, because if the king chases the knight it's not threatening the (b-) pawn, while bringing the bishop to b1 doesn't help either: ...Nc3 attacks the bishop in turn, and once it moves away the knight returns to a2.}) 24. Rxd1 Bb8 25. Nc6 $1 Rxc6 26. Bxc6 Qc7 {It looks scary, but it's a bit of an optical illusion. Black threatens mate in two, yes, but he isn't really threatening ... Qxc6 as Rd8+ immediately regains the piece.} ({Black can also interpolate} 26... Bb3 27. Rd2 {before playing} Qc7) 27. f4 $1 (27. Qc2 $1 {was another interesting and good move, which was ruled out by the 26...Bb3 option.} Qh2+ $6 28. Kf1 Bc4+ $6 29. Ke1 {only serves to misplace Black's pieces while chasing White's king to safety on the queenside. (To borrow a joke about the voting habits of Chicagoans, castle early and often. After Kc1, White will have fulfilled both halves of the adage.)}) 27... Nxf4 28. Qd2 $6 (28. Qf3 $1 $16) 28... Nd3 $3 29. Qxd3 Qh2+ 30. Kf2 (30. Kf1 $4 Bc4 $19) 30... Qg3+ 31. Kg1 Qh2+ 32. Kf2 Qg3+ 33. Kg1 Qh2+ 34. Kf2 1/2-1/2 [Event "8th Sinquefield Cup"] [Site "Saint Louis"] [Date "2021.08.25"] [Round "8.2"] [White "Caruana, Fabiano"] [Black "Svidler, Peter"] [Result "1/2-1/2"] [ECO "C54"] [WhiteElo "2806"] [BlackElo "2714"] [Annotator "Monokroussos,Dennis"] [PlyCount "84"] [EventDate "2021.??.??"] {[%evp 0,16,40,39,25,18,25,24,23,0,21,14,-13,-8,6,-9,4,-6,-10]} 1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. e5 d5 7. Bb5 Ne4 8. cxd4 Bb6 9. Nc3 O-O 10. Be3 Bg4 11. Qc2 (11. h3 {is way, way more common.} Bh5 12. Qc2 Nxc3 13. bxc3 f6 {This is a popular tabiya in top-level play.} 14. Bxc6 (14. exf6 Qxf6 15. Be2 {is standard.}) 14... bxc6 (14... Bxf3 {is also playable. Black has an enormous plus here, but the position is still equal.} 15. gxf3 bxc6 16. f4 $11) 15. exf6 Qxf6 (15... Bxf3 16. fxg7 Rf7 (16... Re8 17. gxf3 c5 $44) 17. gxf3 Qd6 18. Rg1 c5 19. Rg5 cxd4 20. cxd4 Rxg7 21. Rxg7+ Kxg7 22. Ke2 Qg6 23. Qa4 Rd8 24. Rc1 Kf7 25. Bf4 Re8+ 26. Be5 Re7 27. Qb3 Bxd4 28. Qxd5+ Qe6 29. Qxd4 Qxe5+ 30. Qxe5 Rxe5+ 31. Kd3 Ra5 32. Rxc7+ Kg6 33. Rc2 Kf5 34. Kc4 Ra3 35. Kb4 Rxf3 36. Rc7 a5+ 37. Kxa5 Ra3+ 38. Kb4 Rxa2 39. Rxh7 Kg6 40. Rh8 Rxf2 41. Kc3 Rf5 42. Kd4 Rh5 43. Rxh5 Kxh5 44. h4 Kxh4 {1/2-1/2 (44) Giri,A (2764)-Carlsen,M (2862) chess24.com INT 2020}) 16. Ne5 {White is fine here, but this knight jump doesn't come with tempo - compare the game.}) 11... Nxc3 (11... Bf5 { is far more common.}) 12. bxc3 f6 13. Bxc6 bxc6 14. exf6 Qxf6 15. Ne5 {with tempo. Perhaps this was Caruana's idea (compare the 11.h3 main line), but Black can also use the difference to his benefit as well.} Bf5 $1 16. Qa4 $146 (16. Qd2 c5 17. O-O cxd4 18. cxd4 h6 19. Rac1 c5 20. dxc5 Qxe5 21. cxb6 axb6 22. Bxb6 Rfc8 23. Bd4 Qd6 24. Qb2 Qg6 25. Qb7 Kh7 26. g3 Bh3 27. Rxc8 Rxc8 28. Re1 Rc4 29. Qxd5 Rc2 30. a4 Qd3 31. Qe5 Qg6 32. a5 Ra2 33. Qd5 Ra4 34. Bc3 h5 35. Qb5 Ra2 36. Re7 Qc2 37. Qxh5+ Kg8 38. Re8# {1-0 (38) Socko,B (2729) -Chadaev,N (2530) Chess.com INT 2016}) 16... c5 $11 17. O-O cxd4 (17... c4 $11) 18. cxd4 c5 19. dxc5 Qxe5 20. cxb6 (20. Bd4 $5 Bc2 $5 21. cxb6 Bxa4 22. Bxe5 axb6 $11) 20... axb6 21. Qb4 (21. Qb3 $142 {may have been better. The point, as Caruana noted, is that because the queen defends the bishop on e3, White can meet ...Be4 with f3.}) 21... Be4 (21... Rf6 {looks more natural, defending the pawn and looking to swing the rook to g6. There's no tactical problem, as} 22. Bd4 {is neutralized by either} Qf4 {(pinning)} ({or} 22... Qd6 { (counterattacking).})) 22. Qxb6 (22. Rfe1 Qh5 $1 23. f3 $2 Rxf3 $1 $19 {Caruana }) (22. Qd2 Ra3 {Caruana}) 22... Rf6 (22... Ra4 $1 {Threatening to force an immediate draw with ...Bxg2, and ...d4 is also worth considering.} 23. f3 (23. h3 d4 $2 {Bad, but very interesting.} (23... Rf6 $11) (23... h6 $11) 24. Qb3+ Bd5 25. Qxa4 dxe3 26. Rac1 $1 {The only move to keep an advantage.} Qg5 27. Qg4 exf2+ 28. Kh2 Qxg4 29. hxg4 Bxa2 30. g5 $3 $18 (30. Rc2 $2 Bb3 31. Rcxf2 Rxf2 32. Rxf2 g5 $3 $11)) 23... Bxf3 $3 24. gxf3 Rh4 $1 {and now White has only one way to avoid losing.} 25. Bf4 $3 (25. f4 $2 Rg4+ 26. Kf2 (26. Kh1 Qe4+ 27. Rf3 Qxf3#) 26... Rfxf4+ $1 27. Bxf4 Rxf4+ 28. Kg1 Rg4+ 29. Kf2 Qxh2+ 30. Kf3 { and now White's king does a perp walk to the edge of the board.} Qg2+ 31. Ke3 Re4+ 32. Kd3 Qe2+ 33. Kc3 Rc4+ 34. Kb3 Qc2+ 35. Ka3 Ra4#) 25... Qxf4 26. Rf2 { Now that Black's queen isn't on e5, there's no ...Qxa1+ to worry about.} d4 $11 {/=/+}) 23. Qd4 Qxd4 24. Bxd4 Rfa6 $11 25. f3 (25. Rfc1 Rg6 (25... Ra4) (25... Rxa2 26. Rxa2 Rxa2 27. Rc8+ Kf7 28. Rc7+ Ke6 29. f3 Ra4 30. Bxg7 Bg6 $14) 26. g3 h5) (25. Rac1 Ra4 $1 26. Rfd1 Rc4 $11) 25... Bc2 $1 26. Rae1 Ra4 $1 27. Rf2 Bd3 (27... Rxd4 28. Rxc2 Ra7 ({or} 28... Rc4 {is plenty drawish as well.})) 28. Bc5 R8a5 29. Re8+ Kf7 30. Re7+ Kf6 31. Rc7 Rc4 32. Bd6 Ra6 $1 33. Bg3 Rxc7 34. Bxc7 Bc4 {and now it's time for the players to swap the rooks, engineer a repetition, and call it a day.} 35. Rb2 h5 36. Bb6 Ke5 37. Bc5 Rxa2 38. Rxa2 Bxa2 39. Bf8 Kf6 40. Bc5 Ke5 41. Bf8 Kf6 42. Bc5 Ke5 1/2-1/2 [Event "8th Sinquefield Cup"] [Site "Saint Louis"] [Date "2021.08.25"] [Round "8.3"] [White "Swiercz, Dariusz"] [Black "Rapport, Richard"] [Result "1/2-1/2"] [ECO "D02"] [WhiteElo "2655"] [BlackElo "2763"] [Annotator "Monokroussos,Dennis"] [PlyCount "99"] [EventDate "2021.??.??"] {[%evp 0,18,23,18,21,11,7,7,7,9,9,7,21,15,24,3,21,15,23,17,39]} 1. d4 d5 2. Nf3 Nf6 3. Bf4 Bf5 4. e3 e6 5. Bd3 Bg6 6. c4 Bd6 7. Bg5 $146 c6 8. Nc3 Nbd7 9. O-O {Back to a tiny bit of sub-professional theory.} Qb8 $146 10. h3 Bh5 11. Re1 dxc4 (11... O-O $11) 12. Bxc4 h6 13. Bxf6 gxf6 $5 {Trying to imbalance the play against the tournament's bottom seed and tailender.} 14. Be2 $1 $14 Rg8 15. Nd2 Bxe2 16. Qxe2 Rg6 (16... Be7 {followed by ...f5 is a reasonable alternative.}) 17. Nc4 (17. Rac1 $142 $14) (17. e4 $142 $14) 17... Bb4 18. Rac1 (18. a3 {seems fine - Black taking on c3 strengthens White's center. It's a change of advantages, not the uncompensated loss of the old one.}) 18... Nb6 19. a3 Bxc3 20. Rxc3 Qd8 21. e4 $1 {Even 20 moves late, it's a good idea.} Kf8 (21... Qxd4 $4 22. Rd1 Qc5 23. Nd6+ $18) 22. Rd1 (22. Nxb6 $142 axb6 (22... Qxb6 {keeps the structure intact, but invites} 23. d5 $16 {, which clearly favors White's better centralized army.}) 23. Rd3 $14 {/+/-}) 22... Nxc4 23. Rxc4 Qd6 24. Qf3 Rd8 25. Rc3 Kg7 26. Rcd3 Qc7 27. Qe3 Qa5 28. b4 Qh5 $6 (28... Qg5 $142 $11 {Rapport is presumably playing for a win, or he would have done this and called it a day.}) 29. Qf4 {Played with 19 seconds left on the clock, which is why Rapport is playing games with his queen rather than staying in the shell or swapping her off.} (29. d5 $142 cxd5 30. Qxa7 {favors White, but with the queen cut off from the kingside for the moment and mere seconds on the clock, this is an adventure Swiercz may not be able to afford.}) 29... e5 $5 30. dxe5 {With five seconds left.} fxe5 31. Qc1 Rd4 $5 {Played with just a minute left. It's now mutual time trouble.} 32. Rxd4 Qxh3 $5 33. g3 exd4 (33... Rxg3+ $4 34. fxg3 Qxg3+ 35. Kf1 Qf3+ 36. Ke1 $18 {There's no perpetual, so this is stone cold dead lost for Black.}) 34. Rxd4 (34. Qb2 $14) 34... Qe6 35. Qc3 Qf6 36. Qe3 h5 37. e5 Qg5 38. Qxg5 Rxg5 39. Rd7 Rxe5 40. Rxb7 a5 {The time control has been made, and both players survived the complications and the lack of time. Now, as usual, it's time for Standard Operating Procedure: swap all the queenside pawns, then repeat.} 41. Rc7 axb4 42. axb4 Rb5 43. Rxc6 Rxb4 44. Kg2 h4 45. gxh4 Rxh4 46. Kg3 Rb4 47. Kg2 Rh4 48. Kg3 Rb4 49. Kg2 Rh4 50. Kg3 1/2-1/2 [Event "8th Sinquefield Cup"] [Site "Saint Louis"] [Date "2021.08.25"] [Round "8.4"] [White "Vachier Lagrave, Maxime"] [Black "So, Wesley"] [Result "1/2-1/2"] [ECO "C67"] [WhiteElo "2751"] [BlackElo "2772"] [Annotator "Monokroussos,Dennis"] [PlyCount "99"] [EventDate "2021.??.??"] {[%evp 0,32,27,23,23,26,21,21,21,12,12,16,13,13,13,15,-5,1,1,1,46,20,10,10,8,1, 10,14,29,-16,-5,0,-28,-33,-11]} 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. O-O Nxe4 5. Re1 Nd6 6. Nxe5 Be7 7. Bf1 Nxe5 8. Rxe5 O-O 9. Nc3 Ne8 10. d4 (10. Nd5 { is more common, temporarily forcing Black's bishop to the awkward d6 square.} Bd6 11. Re1 c6 12. Ne3 Be7 {and now either 13.c4 or 13.Nf5. There are plenty of games in the database with both moves - happy researching.}) 10... Bf6 11. Re1 d5 12. b3 {Almost a novelty. It was played in one sub-professional game, but also in...Parvyan vs. MVL himself! in the World Cup last month.} (12. Bf4 { is by far the main move, and}) (12. Ne2 {is an important second move, generally followed by Ng3, though Nf4-d3 could also be tried.}) 12... c6 (12... Be6 13. Ba3 Nd6 14. Nb5 Be7 15. Nxd6 Bxd6 16. Bxd6 Qxd6 17. Re5 f6 18. Re3 Rfe8 19. Qf3 Bf7 20. Rae1 c6 21. Rxe8+ Rxe8 22. Rxe8+ Bxe8 23. c4 dxc4 24. Bxc4+ Kf8 25. Qe4 b5 26. Be2 Qe7 27. Qd3 Bg6 28. Qd2 Be4 29. f3 Bd5 30. Kf2 g6 31. Qf4 Kg7 32. h4 a5 33. Qc1 Qd6 34. g3 h5 35. Qc5 Qxc5 36. dxc5 f5 37. Ke3 Kf6 38. Kd4 b4 39. Bd1 Be6 40. Be2 Bd5 41. Ke3 Ke5 42. Bf1 Kf6 43. Be2 Ke5 44. Bf1 Be6 45. f4+ Kf6 46. Bg2 Bd7 47. Kd4 Be8 48. Bh1 Bd7 49. Bf3 Be8 50. Kd3 Ke7 51. Kd2 Kd7 52. Ke3 Ke6 53. Kd4 Kf6 54. Bg2 Bd7 55. Bh1 Be8 56. Bf3 Bd7 57. Be2 Be6 58. Bf3 Bd7 59. Kd3 Ke7 60. Kc2 Be8 61. Kd3 Bd7 62. Kd4 Kf6 63. Bg2 {1/2-1/2 (63) Paravyan,D (2625)-Vachier Lagrave,M (2749) Krasnaya Polyana RUS 2021}) 13. Ba3 Nd6 14. Qf3 $146 {Very interesting! White offers a sac, but it's better for Black to offer a sac of his own than to accept White's. It's probably psychologically very pleasant for MVL, after suffering in rounds 4-6 at the hands of his opponents' very deep preparation, to finally inflict some psychological pressure of his own.} (14. Bd3 Be6 15. Ne2 Re8 16. Nf4 Qd7 17. Nxe6 Rxe6 18. Rxe6 Qxe6 19. c3 Re8 20. Qc2 g6 21. g3 Bg5 22. Kg2 h5 23. h4 Bh6 24. Bc5 a6 25. a4 Bf8 26. Rd1 Qg4 27. Ba3 Nf5 28. Bxf5 gxf5 29. Bxf8 Kxf8 30. Qd2 f4 31. Re1 Rxe1 32. Qxe1 fxg3 33. fxg3 Qe4+ 34. Qxe4 dxe4 35. Kf2 f5 36. a5 Ke7 {1/2-1/2 (36) Berzinsh,R (2390)-Mischuk,D (2355) Cheliabinsk 2019}) 14... Be6 {Avoiding complications. So allows White a micro-edge in exchange for stability. Very sensible.} (14... Bxd4 $6 {should be avoided - White has too much of an initiative here.} 15. Rad1 Bb6 (15... Nf5 {is playable, but if Black wants to sac the exchange he should do it with 14...Nf5 and take the d-pawn with his knight.} 16. Bxf8 Qxf8 $14 {/+/-}) 16. Nxd5 cxd5 17. Rxd5 Bc7 18. Qg3 $16) ({But} 14... Nf5 $1 {looks very good, giving up material for his own initiative. Or at least he'll try to...} 15. Bxf8 (15. Ne2 {is boring, and could lead to an immediate draw:} Re8 16. c3 Nh4 17. Qg3 Nf5 18. Qf3 Nh4 $11) 15... Nxd4 {White can play "normally", aiming to neutralize Black's activity, but he can also quadruple down on the wildness.} 16. Qxf6 $5 {Now this would have been great! It would be interesting to know if MVL had intended this, and if So noticed this possibility and decided that he didn't want any part of this madness. (Especially knowing that his opponent spent hours analyzing this with an engine, while he has to work through things on his own - and for all he knows, it's already bad for Black.) Hopefully we'll see this at some point in the future; I'd try it, and I'd recommend this to club players as well.} ( 16. Qg3 Kxf8 17. Rac1 Bg5 18. Rcd1 Nxc2 19. Re2 Nb4 20. Rde1 Be6 $11) (16. Qd1 Qxf8 $11) 16... gxf6 (16... Qxf6 $4 17. Re8 $18) 17. Be7 Qd7 18. Bd3 $44 (18. Rad1 $44)) (14... Be7 {, like the move chosen, is an attempt to play it safe. I think it's a little worse than 14...Be6, and after} 15. Na4 b6 16. Nb2 { is an interesting idea, swinging the knight to e5 or f4 through d3.}) 15. Qf4 Be7 {is a little more pleasant for White, though it remains to be seen whether this will translate into a substantive advantage.} 16. Bd3 Ne8 (16... Nf5 { may be the most precise way, taking advantage of the loose knight on c3.} 17. Bxe7 (17. Bxf5 $143 Bxa3 $15 18. Bxe6 $2 Bb2 19. Bxd5 cxd5 20. Qf3 Bxa1 21. Rxa1 Rc8 $17) 17... Nxe7 $11) 17. Bxe7 Qxe7 18. Re5 {White has a number of tiny advantages - a little more space, a more active-looking bishop - but there's nothing substantial yet. Black needs to find a good way to unravel his position. One idea is to play ...Qf6, another ...Qd6 followed by ...f6, and still another is the QGDx-ish ...g6, ...Ng7, and ...Bf5. The latter is best, and is of course what So went for: it looks to get rid of his cramped bishop while immediately neutralizing White's bishop.} g6 $1 19. Rae1 Ng7 20. Ne2 Rae8 21. Ng3 (21. Qh6 Qf6 (21... Qa3) (21... Qd6) 22. Nf4 Bd7 (22... Bf5 $4 23. Nh5 $1 Nxh5 24. Rxe8 $18)) 21... Qd6 {It looks scary to walk into this lineup, but it's not only Black's queen that is unprotected but White's as well, and Black is ready to play ...f6.} 22. Qf6 (22. Qh6 f6 23. Nh5 Nxh5 24. Rxh5 Re7 25. Re3 $2 (25. Rh4 $15) 25... gxh5 26. Rg3+ Bg4 $19) 22... Qd8 23. Qxd8 Rxd8 {So will never lose a position like this in a classical game.} 24. h4 Rfe8 25. h5 f6 26. R5e3 Bf7 27. hxg6 hxg6 28. Rxe8+ Rxe8 29. Rxe8+ Nxe8 30. f3 Nd6 31. Kf2 Kg7 32. Ke3 Be6 33. Ne2 g5 34. g4 f5 35. f4 Kf6 36. fxg5+ Kxg5 37. gxf5 Bxf5 38. c4 Bxd3 39. Kxd3 dxc4+ 40. bxc4 Kf5 41. Nc3 Ke6 42. a4 b6 43. a5 bxa5 44. d5+ cxd5 45. Nxd5 Nxc4 46. Kxc4 a4 47. Nf4+ Kf5 48. Kb4 a5+ 49. Kxa4 Kxf4 50. Kxa5 1/2-1/2 [Event "8th Sinquefield Cup"] [Site "Saint Louis"] [Date "2021.08.25"] [Round "8.5"] [White "Dominguez Perez, Leinier"] [Black "Shankland, Sam"] [Result "1/2-1/2"] [ECO "B90"] [WhiteElo "2758"] [BlackElo "2709"] [Annotator "Monokroussos,Dennis"] [PlyCount "63"] [EventDate "2021.??.??"] {[%evp 0,16,27,23,46,63,90,57,57,38,44,42,44,45,46,26,26,22,41]} 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nf3 {Rather than heading for the Byrne Attack, Dominguez goes for the positional approach. Here both sides will castle short, and White will try to show that his control over the d5 square will give him an advantage.} Be7 (7... Qc7 8. a4) (7... Be6 8. Ng5) ( 7... h6 8. Bc4) 8. Bc4 Nc6 (8... Be6) 9. Nd5 (9. O-O {is considerably more common.}) 9... O-O (9... Nxd5 {is more common, but probably not as good.}) 10. Bb6 Qd7 11. Nxf6+ $146 Bxf6 12. Qd3 Ne7 13. O-O-O Qc6 14. Be3 b5 15. Bb3 Bb7 16. Qxd6 (16. Bg5 Bxg5+ 17. Nxg5 Rad8 18. Qh3 h6 19. Ne6 fxe6 20. Qxe6+ Kh8 21. Qxe7 Qxe4 22. f3 Qe3+ 23. Kb1 Qb6 {is a fun possibility.}) 16... Qxd6 17. Rxd6 Bxe4 18. Nd2 Bb7 (18... Bxg2 $4 19. Rg1 Nf5 20. Rxf6 gxf6 21. Rxg2+ Kh8 22. Bc5 $18) 19. Bc5 Rac8 20. Rd7 Bxg2 (20... Bc6 21. Rxe7 Bxg2 22. Rg1 Rxc5 23. Rxf7 Rxf7 24. Rxg2 $11) 21. Rg1 Rxc5 22. Rxg2 $44 Nf5 23. Bd5 (23. Ne4 $142 Rc6 $8 24. Bd5 Rb6 25. c3 $44 (25. Rg1 $44)) 23... Nd4 (23... Rcc8 24. Bb7 Rcd8 25. Rxd8 Rxd8 26. Bxa6 Nd6 27. c4 bxc4 28. Nxc4 Ra8 29. Nxd6 Rxa6 30. Ne8 Bh4 31. Nxg7 Rg6 32. Rxg6 hxg6 33. Ne8 Kf8 34. Nc7 Bxf2 $15 {is a long, interesting, and - for humans - ultimately nonsensical line.}) 24. Ne4 Rxc2+ 25. Kb1 (25. Kd1 {is also playable.}) 25... Bd8 26. Bxf7+ Kh8 27. Bd5 (27. Bh5 $142 g6 28. Rxd4 exd4 29. Kxc2 gxh5 30. Kd3 $11) 27... Re2 $11 {Threatening mate. There are plenty of good replies (the move chosen, but also 28.a3 and 28.a4, while 28.b4, 28.b3 and 28.Kc1, though inferior, may not be worth six minutes to avoid), but Dominguez spent six of his remaining eight moves to play his next.} (27... g6) 28. Rg1 Nf5 29. Be6 $2 ({White has plenty of decent alternatives, including} 29. a3 $11) ({and} 29. Rc1 $11 {.}) 29... Nd4 $2 (29... Rxe4 30. Bxf5 Rf4 31. Bd3 (31. Rgxg7 $4 R8xf5 {Both players missed that this wins.} 32. Rxh7+ Kg8 $19 {and White can neither make a perpetual nor regain the missing piece.} 33. Rdg7+ Kf8 34. Rd7 {is visually appealing, but} Bf6 $19 {stops everything.}) 31... g6 32. Rg3 $1 {This minimizes the damage, but it's still very bad for White, down a pawn with further weaknesses on f2 and h2 to worry about.} Rd4 (32... Rxf2 $2 33. Rh3 R2f7 34. Rxf7 Rxf7 35. Bxg6 {ought to draw.} ) (32... e4 33. Rh3 $8 Bh4 $17) 33. Rxd4 exd4 $17) 30. Bd5 Nf5 31. Be6 $4 Nd4 $4 32. Bd5 1/2-1/2