Baku 3.TB: Nail biters!

[Event "FIDE World Chess Cup 2015"] [Site "Baku"] [Date "2015.09.19"] [Round "3.4"] [White "Andreikin, Dmitry"] [Black "Kramnik, Vladimir"] [Result "1-0"] [ECO "C44"] [WhiteElo "2720"] [BlackElo "2777"] [Annotator "Ramirez Alvarez,Alejandro"] [PlyCount "91"] [EventDate "2015.??.??"] [EventCountry "AZE"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. Qe2 {the usual line is of course e5, but Andreikin wants to switch things around.} Qe7 (6... d6 $5) 7. Nc3 Qe6 8. a3 a5 $6 {I don't quite understand this move. White really didn't want to play a5 and Ba6 is not such a desirable move.} (8... Bc5 $11) 9. Bf4 Bc5 10. O-O-O O-O 11. Bxc7 {White sees a pawn, White takes a pawn. The position retains double edged qualities but Black has to find compensation for the material.} Re8 12. e5 $1 Ng4 13. Ne4 $1 Ba7 14. Kb1 {Black's pieces have almost no movements. Taking on e5 leads to the variation considered under 14. h3 but worse as White didn't waste a tempo. Kramnik tries to lash out, but it simply does not work.} (14. h3 Nxe5 15. Nd6 Re7 (15... Qh6+ 16. Kb1 Re6 17. Nxc8 $18) 16. Kb1 $1 {And White's behind is close to decisive.}) 14... d5 15. exd6 $1 Qxe4 16. Qxe4 Rxe4 17. f3 $1 Nf2 18. fxe4 Nxd1 19. Ba6 {Very nice calculation from Andreikin!} Bxa6 20. Rxd1 {White's down a piece, but he will get it back with his passed pawn.} Bc5 21. a4 $1 {Fixing a5.} Be2 22. Rd2 Bf1 23. g3 f6 24. d7 Be7 25. d8=Q+ Bxd8 26. Rxd8+ Rxd8 27. Bxd8 {It's possible that there is some kind of miraculous draw here with the opposite colored bishops, but from a human perspective it seems to be this is just lost, two pawns are too much.} Kf7 28. Bxa5 Ke6 29. Bb6 Ke5 30. b3 Kxe4 31. c4 Kd3 32. a5 Bh3 33. a6 Bc8 34. a7 Bb7 35. Kb2 f5 36. Ka3 g5 37. Kb4 f4 38. gxf4 gxf4 39. Bg1 Ba8 40. Kc5 Kc3 41. b4 f3 42. b5 cxb5 43. cxb5 Kb3 44. b6 Ka4 45. Kd6 Kb5 46. Kc7 1-0

[Event "FIDE World Chess Cup 2015"] [Site "Baku"] [Date "2015.09.19"] [Round "3.4"] [White "Svidler, Peter"] [Black "Radjabov, Teimour"] [Result "1-0"] [ECO "D80"] [WhiteElo "2727"] [BlackElo "2738"] [Annotator "Ramirez Alvarez,Alejandro"] [SetUp "1"] [FEN "2rr1k2/1pnbpp1p/1q3bp1/pN1P4/2BN4/PP2P2P/2R1QPP1/3R2K1 w - - 0 25"] [PlyCount "27"] [EventDate "2015.??.??"] [EventCountry "AZE"] 25. Nxc7 Rxc7 {White has an excellent position. Up a pawn and trying to convert. Svidler, however, goes for the kill when it was not ready} 26. Ne6+ $2 Bxe6 $2 (26... fxe6 $1 27. dxe6 {it looks like Black loses the bishop, but this is not the case} Rxc4 $1 28. Rxc4 (28. Rxd7 Rxc2 29. Qxc2 {is an extra piece for Black.}) 28... Bxe6 29. Rxd8+ Qxd8 {gives Black two beautiful bishops and a winning position against the rook.}) 27. dxe6 Rxd1+ 28. Qxd1 fxe6 $6 29. Qd8+ {Now White's attack is decisive.} Kg7 30. Bxe6 Rc6 31. Qg8+ Kh6 32. Qf8+ (32. h4 $1 Rxc2 33. Qf8+ Bg7 34. Qf4+ Kh5 35. Qg5#) 32... Bg7 33. Rxc6 Qxc6 34. Qxe7 g5 35. Bf5 Qc3 36. g3 b5 37. h4 Qf6 38. hxg5+ {The endgame is trivially winning with three extra pawns.} 1-0

[Event "FIDE World Chess Cup 2015"] [Site "Baku"] [Date "2015.09.19"] [Round "3.4"] [White "Le, Quang Liem"] [Black "So, Wesley"] [Result "0-1"] [ECO "E53"] [WhiteElo "2697"] [BlackElo "2773"] [Annotator "Ramirez Alvarez,Alejandro"] [SetUp "1"] [FEN "8/5pkp/ppR2np1/4r3/4p1P1/4P1K1/PP1N1PP1/8 b - - 0 28"] [PlyCount "19"] [EventDate "2015.??.??"] [EventCountry "AZE"] 28... Rd5 29. Nb3 Rb5 {White has been pressing slightly, but the endgame is close to a draw.} 30. Kf4 $2 {Step one to suicide.} h5 31. Rc2 $2 (31. gxh5 Rf5+ 32. Kg3 Nxh5+ 33. Kh4 Rxf2 $19) (31. f3 exf3 32. gxf3 hxg4 33. fxg4 Rb4+ 34. Nd4 Rxb2 {is unpleasant but White has chances.}) 31... h4 {Suddenly White is getting mated.} 32. Nc5 {Otherwise g5 is mate.} (32. g5 Rf5#) 32... Rxc5 { A clean extra piece is more than enough for Wesley So.} 33. Rxc5 bxc5 34. g5 Nh7 35. Kg4 f5+ 36. gxf6+ Kxf6 37. Kxh4 Kf5 0-1