sobota 10. března 2018

Začal turnaj kandidátů 2018

V Berlíně 10. března 1. kolem.


Další odkazy na přímé přenosy

S komentátory Yasser Seyrawanem a Eric Hansenem


2018 FIDE Berlin Candidates - Live Commentary - Jan Gustafsson a Sopiko Guramishvili

Chess24

Analýzy na Chessbomb

Берлин Турнир претендентов


Partie


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Start positionPrevious MoveNext MoveEnd positionPlay movesStop playing

1. d4 The first move came a surprise to So as "Fabiano played only 1.e4 at the previous Candidates." 1...  Nf6 ( The two relevant game to the game opening are Caruana-Short (played five years ago) and Ding-So (from 2011) with the following move order: 1... e6 2. Nf3 Nf6 3. c4 Bb4+ They both saw 4. Nbd2 Caruana,F (2782)-Short,N (2683) London 2013: Ding,L (2654)-So,W (2658) Khanty-Mansiysk 2011 ) 2. c4 e6 3. g3 Bb4+ A surprise for the surprise. So usually chooses the QGD with 3...d5 or the Queens Indian with 3...b6. 4. Bd2 This is a completely new position for both players, at least according to the Megabase. 4...  Be7 5. Bg2 Back into the Catalan type of positions. 5...  d5 6. Nf3 O-O 7. O-O c6 8. Qb3 Nbd7 9. Bf4 a5 10. Rd1 ( Another option was 10. Rc1 Ne4 11. Nc3 g5 12. Be3 Nd6 13. c5 Nc4 as in Matsenko,S (2546)-Swiercz,D (2649) Columbus 2017 ) 10...  Nh5 A novelty in comparison to: (10... b5 11. c5 Ba6 12. Qc2 b4 13. Bf1 Ne4 14. Nbd2 f5 15. Ne5 Nxe5 16. Bxe5 Nxd2 17. Qxd2 Bg5 which Black held comfortably in Mamedyarov,S (2775) -Kovalenko,I (2644) Riga 2013 ) 11. Bc1 Nhf6 The idea itself is very standard. Black kicks the bishop away from the active position under the threat of a threefold repetition. 12. Nbd2 However now there is: ( The more natural 12. Nc3 would be strongly met with 12... a4 13. Qc2 (13. Nxa4 dxc4 14. Qc2 b5 leads to the same. ) 13... dxc4 14. Nxa4 b5 with comfortable position for Black. leads to the same. ) 12...  b5 When Black gets some space to operate on the queenside. 13. c5 ( The pawn is not worth it: 13. cxb5 cxb5 14. Qxb5 Ba6 as the central one on e2 will suffer in return. ) 13...  b4 Frees the bishop. 14. Qc2 Caruana was not happy with his play at this stage of the game. ( He suggested instead 14. a3 and this may lead to wild complications after 14... Ba6 15. e3 e5!? 16. axb4 ( Or 16. dxe5 Nxc5 17. exf6 Nxb3 18. fxe7 Qxe7 19. Nxb3 ) 16... axb4 17. Qxb4 e4 with compensation for a pawn. ) (14. e4!? might have been an option too. Say 14... dxe4 15. Ne5 (15. Ng5 e3! 16. fxe3 Nd5 ) 15... a4 16. Qc2 Qc7 17. Nxe4 and White seems better. ) 14...  a4 So is consistently looking for queenside action. 15. Re1 Preparing e2-e4. ( Both 15. b3!? ) ( And 15. e3!? were interesting alternatives according to Caruana. ) 15...  e5! "Maybe this is not the best" So. Black went wrong later. The move in the game frees his pieces and even fights for the initiative. ( A slow move like 15... Qc7 would have allowed 16. e4 with all the conveniences after 16... dxe4 17. Nxe4 Nxe4 18. Qxe4 Nf6 19. Bf4 with advantage for White. ) 16. Nxe5 Nxe5 17. dxe5 Nd7 18. Nf3 Bxc5 19. Ng5 Played after long thought. The position requires rapid action. ( Slow moves like 19. Bf4 Qb6 ) ( or 19. e4 Qb6 are good for Black. ) 19...  g6 20. Bf4 Qb6 21. e4 The most energetic move. ( Both players considered 21. e3 Now 21... h6 is wrong to ( Where Caruana was afraid of 21... b3! 22. axb3 ( Or 22. Qb1 Bb4 23. Rf1 Nc5 "followed by Bc8-f5 and can get quickly into strategically lost position" (Caruana) ) 22... axb3 23. Qe2 Ra2 Lets continue the line a bit with 24. Bh3 h6 25. Nxf7 Rxf7 26. e6 Rxf4 27. exd7 Bxd7 28. exf4 Bxh3 29. Qe8+ Kg7 30. Re7+ Bxe7 31. Qxe7+ Kg8 32. Qe8+ and it all ends with perpetual check. ) 22. Nxf7! Kxf7 (22... Rxf7 23. e6 ) 23. e6+ Kxe6 24. Qxg6+ Ke7 25. Qxh6 with crushing attack. ) 21...  b3 So is also in a hurry to open up the queenside and deflect theopponents pieces fom his king. 22. axb3 axb3 23. Qe2 The critical moment of the game. 23...  Ba6? After this Whites attack continues unhindered. ( Correct was: 23... Ra2! (Caruana) when White intended 24. Rab1 ( Or 24. exd5 Ba6 25. Qf3 Rxb2 26. Ne4 cxd5 27. Nxc5 Nxc5 28. Be3 Bc4 29. Bd4 "with a mess. The b-pawn might be very, very dangerous" (Caruana) ) 24... Ba6 25. Qf3 At the very last moment Caruana saw the resource 25... Bd3!? 26. Qxd3 Bxf2+ 27. Kh1 Bxe1 28. Rxe1 Rxb2 and did not like it too much for White. Then indeed 29. exd5 Qf2 30. Qf1 Nc5!? should be OK for Black. (30... Qxf1+ 31. Rxf1 Ra2 32. dxc6 b2 33. Be4 Ra1 ) (30... cxd5 ) ) 24. Qf3 Bc4 25. Rxa8 Rxa8 Black managed to trade a pair of rooks, but hadto abandon the kingside. The punishment is swift: 26. e6! dxe4 ( Since 26... fxe6 27. Bc7! loses on the spot. ) 27. exf7+ Bxf7 28. Nxe4 Bd4 Makes things even worse, although Blacks position is obviously suspicious, to say the least. (28... Re8 "was still putting up a good fight"(Caruana). The thing is that the light-squared bishop does enormous defensive work after 29. Rd1 Bd5 30. Qg4 Be6 31. Qe2 Bd5 ) 29. Nd6 Bd5 30. Qe2 Without the light-squared bishop Black cannot hold the kingside. 30...  Nf8 ( Or mate after 30... Bxg2 31. Qe6+ Kh8 32. Nf7+ Kg8 33. Nd8+ Kg7 34. Qxd7+ ) 31. Bxd5+ cxd5 32. Qf3 Qa5 There is no defense against the mating attack.For example 33. Re7 Qc5 34. Bh6 Qxd6 35. Qf7+ Kh8 36. Bg7+ 1-0


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