chesszone 2009년 제1호

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[Event "Bundesliga 2008-9"] [Site "Emsdetten GER"] [Date "2008.11.29"] [Round "5"] [White "Eljanov, Pavel"] [Black "Vachier Lagrave, Maxime"] [Result "1-0"] [ECO "A16"] [WhiteElo "2720"] [BlackElo "2716"] [Annotator "GM Aveskulov, V"] [PlyCount "93"] [EventDate "2008.10.03"] [EventType "team"] [EventRounds "15"] [EventCountry "GER"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. Nf3 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Qa4+ Bd7 ({White is slightly better after} 5... c6 6. Nxd5 Qxd5 7. e4 Qd8 8. d4 Bg7 9. Be3 O-O 10. Be2) 6. Qb3 Nb6 7. d4 Bg7 8. Bf4 Be6 ({Here transposition of moves is possible:} 8... O-O 9. e3 Be6 10. Qa3) 9. Qa3 O-O 10. e3 N8d7 11. Rd1 {쾌說調壹?[#]} ({ In a case of} 11. Be2 Nc4 12. Qb4 {Black is in time to play} c5 $1 (12... Nd6 13. Ng5 {with minimum advantage of White}) 13. dxc5 a5 14. Qb5 Rc8 $1 15. O-O Rxc5 16. Qxb7 Nxb2 17. Nd4 Rxc3 18. Qxb2 Rc5 $11 {That's why Eljanov first of all prevents c7-c5}) 11... a5 {A novelty. Black captured b4-square and now it wants to play Nc4} ({The Spain GM of the Soviet origin played in another way:} 11... Nd5 12. Nxd5 ({Probably} 12. Bg3 {is better:} Nxc3 13. bxc3 Nb6 ({ there's no time for} 13... c5 {because of} 14. Ng5) 14. Nd2 {and Black again is in troubles. There are no any active plans while White can organize pushing of central pawns or transfer of knight to c5...and then organize the same pushing.}) 12... Bxd5 13. Be2 Re8 14. O-O c6 15. Bg3 Qb6 16. b3 e5 $11 { Eljanov-Shirov, Foros, 2008}) 12. d5 $5 ({After} 12. Be2 {Black has a choice between quite} c6 ({and more agressive} 12... Nc4 13. Bxc4 Bxc4 14. b3 Ba6 15. Nd5 c5 16. Bc7 (16. dxc5 $2 e6 $1 {and Bc3}) 16... Qe8 17. Bg3 b6 $1 18. Nc7 Qc8 19. Nxa8 Qxa8 {with compensation for an exchange}) 13. O-O Nc4 14. Bxc4 Bxc4 15. Rfe1 b5 16. b3 Be6 17. Qb2 Bg4 {and White has an advantage}) 12... Bxc3+ (12... Bg4 $5 {looks very logically; Black changes a knight f3 and capturing black squares in the center:} 13. Be2 Bxf3 14. Bxf3 Ne5 15. Be2 Qd6 { and Black is ok}) 13. bxc3 Bxd5 ({If Black takes a pawn with knight} 13... Nxd5 {White can reply} 14. Bh6 Re8 {and} 15. Ng5 (15. e4 {is worst because of} N5b6 16. Ng5 Bc4 17. Bxc4 Nxc4 18. Qb3 b5 ({is only as after} 18... Nd6 19. Rxd6 { is winning}) 19. Qxb5 Nd6 20. Qe2 e5 {with equal position}) 15... Qc8 16. Nxe6 fxe6 17. Be2 {with compensation for a sacrificed pawn}) 14. c4 Bxf3 ({another possibility is a sacrifice of exchange:} 14... Bxc4 15. Bxc4 Nxc4 16. Qc3 Nd6 17. Bh6 f6 18. Bxf8 Nxf8 {with complicated position}) ({or} 14... Nxc4 15. Bxc4 Bxc4 16. Qc3 Be6 17. Bh6 f6 18. Bxf8 Kxf8 19. h4 {and we can see that knight on d6 is more usefull than bishop on e6 is}) 15. gxf3 {쾌說調壹?[#] As a result of forced variation Black has an extra pawn and White has a pair of bishops and open line "g". In addition Black has troubles with development of queen and rooks} e6 (15... Re8 {was also deserving attention. Black wants to play e7-e5 in one move.} {But White can easily block an e7-pawn} 16. Be5 $5 Qc8 17. Bg3 Nf6 18. c5 {and Black again has troubles with finishing of development} ) 16. h4 {Ukrainian GM immediately begins attack on the king of Black} Qf6 { e6-e5 with following taking on f3 threatens} 17. Be2 e5 18. Bg5 Qc6 19. h5 f6 ( 19... Rfe8 {was deserving attention. The idea is a defencing of an e7-square and preparing of Nd7-c5-e6 maneouver}) 20. Bh6 Rf7 ({Maybe} 20... Rfe8 { was better leaving f7-square for king:} 21. Rg1 Kf7 {and it's not so easy for White to prove a compensation}) 21. Rg1 {쾌說調壹?[#]} f5 $6 (21... g5 $5 { looks stronger. For example,} 22. f4 exf4 23. exf4 Nxc4 {and both kings are in dangerous from now}) 22. f4 $1 Re8 ({Computer says that there is no real threats on the king-side and plays} 22... Na4 $5 23. hxg6 hxg6 24. Bh5 Kh8 $1 25. Bxg6 (25. Rxg6 Qh1+) 25... Rg8 26. Rg3 Rxg6 27. Rxg6 Qxg6 28. Qxa4 Nc5 29. Qe8+ Kh7 30. Qxe5 Nd7 $1 31. Qxc7 Nb6 32. Qd8 Qxh6 {with unclear position}) 23. c5 ({Eljanov tries to open as many diagonals against of Black king as possible. But he misses an easy opportunity to take a pawn back} 23. Qxa5 {after that White would have a solid advantage}) 23... Qxc5 $2 ({French GM decided to change queens. But} 23... Nxc5 $1 {was more stronger} 24. Rc1 ({Black is ok after} 24. fxe5 Rd7 25. Rxd7 Nbxd7 26. f4 Ne4) 24... Nba4 $1 {쾌說調壹?[#] and White can't play} 25. Bc4 {because of} (25. Bd1 {is better} Re6 {defencing a pawn on g6} 26. Rc4 Qd5 $1 (26... b5 $4 27. Bxa4 $18) 27. Rxa4 Rd6 $1 28. Be2 Qd2+ 29. Kf1 Nd3 $1 30. Rxa5 (30. Bxd3 $4 Rxd3 31. Qc5 Qd1+ 32. Kg2 Qxa4 $19) 30... Qe1+ 31. Kg2 Qxf2+ 32. Kh1 ({or} 32. Kh3 Qxe3+ 33. Rg3 Nxf4+ 34. Bxf4 Qxf4 {with unclear endgame}) 32... Qh4+ 33. Kg2 Qf2+ $11) 25... b5 $1 26. Bxf7+ Kxf7 {and White is loosing, for example,} 27. Ke2 Qa6 $19) 24. Qxc5 Nxc5 25. hxg6 Rd7 (25... hxg6 {is bad} 26. Bh5 $16) 26. Rc1 Nd3+ (26... Ne4 {also was promising} 27. fxe5 (27. Bh5 Re6 28. fxe5 Rxe5 29. Bf4 Re6 (29... Ree7 $2 30. gxh7+ Kh8 31. Bg6 $16) 30. Bxc7 h6 $11 {and Black pieces are keeping under controle the center of the board}) 27... Rxe5 (27... hxg6 $2 28. f3 Nd2 29. Rd1 $18) 28. gxh7+ Kh8 29. Bf4 Ree7 30. f3 Nf6 31. Bg5 Re6 32. Rc5 Nfd5 33. Kf2 Rxh7 34. Rg2 {쾌說調壹?[#] and White is just slightly better because of weakness on f5}) 27. Bxd3 Rxd3 28. fxe5 (28. Rxc7 {doesn't promise something special} Rd7 29. Rxd7 Nxd7 30. Ke2 Rc8 31. Rb1 Rc2+ 32. Kd1 Rc7 33. Rb5 hxg6 34. fxe5 a4 $11 {with following Kf7, Nc5 and blockade on the white squares}) 28... Nd5 (28... Rxe5 29. Ke2 Rd7 30. gxh7+ Kxh7 31. Rg3 $16) 29. Ke2 Rc3 ({ After} 29... Ra3 30. gxh7+ Kxh7 31. Bf8 $1 Rxf8 32. Rg3 $1 (32. Rg2 Nf4+ 33. exf4 Rxa2+ 34. Kd3 Ra3+ 35. Kc4 Rh3 36. Kb5 Rf7 37. Kxa5 Rh6 {with minimum advantage of White}) 32... Nf4+ 33. exf4 Rxg3 34. fxg3 c6 35. Rd1 $16 {an endgame is very difficult for Black}) 30. Rcd1 Rxe5 31. gxh7+ Kxh7 {쾌說調壹? [#]} 32. Bg7 $2 ({Missing a forcing win:} 32. Bf8 $1 Rcxe3+ (32... Nf4+ 33. Kf3 Ng6 (33... Ne6 34. Rg2 {with checkmate}) 34. Rd7+ Kg8 35. Bg7 $18) 33. fxe3 Nc3+ 34. Kf3 Nxd1 35. Rxd1 $18) 32... Re7 ({Is only, because} 32... Rc2+ { is loosing} 33. Kf3 Re7 34. Bf8 Rf7 35. Rg5 $18) 33. Bf8 Nf4+ 34. Kf3 Rf7 35. Kxf4 Rxf8 36. Rd7+ Kh6 37. Rgg7 {쾌說調壹?[#]} Rc4+ 38. Kf3 Rf6 ({One more mistake. Black could play} 38... Rc8 39. Rge7 Kg5 40. Re5 Kf6 41. Rdd5 b6 42. Rxf5+ Ke6 {Black made a king more active; White has a weakness on a2. As a result Black is not worst.}) 39. Rxc7 Rxc7 40. Rxc7 Rb6 (40... b6 {is too passive} 41. Kf4 Kg6 42. Ke5 $16) 41. Rc5 Kg6 42. Rxa5 Rb2 43. Kg3 b6 44. Ra8 Kg5 45. f3 {쾌說調壹?[#]} Re2 $4 ({A blunder. I think that after} 45... f4+ $5 46. exf4+ Kf5 {Black has excellent chances to make a draw. It just should to change pawn b6 to pawn a2 and don't allow White king to go to 6-th rank.}) 46. Rg8+ Kf6 47. Kf4 {And Black can't defence f5-pawn because it doesn't have a check along of 4-th rank. That's why Black resigned.} 1-0 [Event "Bundesliga 2008-9"] [Site "Emsdetten GER"] [Date "2008.11.30"] [Round "6"] [White "Chuchelov, Vladimir"] [Black "Eljanov, Pavel"] [Result "1-0"] [ECO "D37"] [WhiteElo "2575"] [BlackElo "2720"] [Annotator "GM Aveskulov, V"] [PlyCount "79"] [EventDate "2008.10.03"] [EventType "team"] [EventRounds "15"] [EventCountry "GER"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 Nbd7 5. cxd5 exd5 6. Bg5 h6 ({Usually Black plays} 6... Bb4 7. e3 c5) ({or} 6... c6 7. e3 Be7 8. Bd3 O-O 9. Qc2 { with typical positions for Queen's gambit}) 7. Bh4 Bb4 8. Qc2 {쾌說調壹?[#]} g5 {Eljanov has choosen a very unpopular line. But a year ago he already played this variation that's why we can suggest that his opponent was well prepared to it.} ({An interesting game was played this summer in Dortmund:} 8... O-O 9. e3 c5 10. Bd3 c4 11. Bf5 Nb6 12. g4 g5 13. Bg3 Bxf5 14. gxf5 Ne4 15. Nd2 Qe7 16. Ke2 Nxd2 17. Kxd2 Qe4 18. h4 g4 19. Qxe4 dxe4 20. h5 Kh7 21. Rh4 Rg8 22. Rg1 Nd5 23. Be5 f6 24. Bh2 Rac8 25. Rhxg4 Rxg4 26. Rxg4 Rc6 27. Rxe4 Ra6 28. a3 Bxc3+ 29. bxc3 Rxa3 30. Re6 b5 31. e4 Ra2+ 32. Ke1 Nxc3 33. e5 Ra1+ 34. Kd2 Nd5 35. exf6 c3+ 36. Kd3 Rd1+ 37. Ke2 c2 38. f7 Kg7 39. Rxh6 Kxf7 {0-1, Van Wely-Mamedjarov, Dortmund, 2008}) 9. Bg3 Ne4 10. Nd2 Nxg3 11. hxg3 Nb6 12. e3 {쾌說調壹?[#] A novelty.} (12. a3 Bf8 13. e3 Bg7 14. Bd3 Qe7 15. Nb3 O-O 16. Bh7+ Kh8 17. Bf5 c6 18. O-O-O Nc4 19. Kb1 Bxf5 20. Qxf5 Rad8 21. Nc5 Kg8 22. Rhe1 b6 23. Nd3 Nd6 24. Qh3 Ne4 {with equal position, Van Wely-Eljanov, Foros, 2007}) 12... c6 13. a3 Bd6 {This time Pavel decided don't transfer a bishop to big diagonal.} 14. Bd3 Be6 15. O-O-O Qf6 16. f4 { 쾌說調壹?[#] Fixing a weakness on e5.} Bg4 17. Rde1 gxf4 $2 (17... O-O-O { was right decision. And position is absolutely unclear.}) 18. e4 $1 {It's hard to say whether Eljanov didn't see this move or his missed something another. But in any way after this trick position of Black is going to be crushed.} Qxd4 ({Probably Black had to play} 18... Be7 {with exemplary variation} 19. exd5 cxd5 20. Rhf1 Be6 21. Rxf4 Qg5 22. Rxe6 fxe6 23. Nb5 Rc8 24. Nc7+ Kd8 25. Nxe6+ Kd7 26. Nxg5 Rxc2+ 27. Kxc2 hxg5 28. Rf5 $16 {and Black has chances to make a draw}) 19. e5 $6 {쾌說調壹?[#]} (19. Nb3 {was easier and - that more important - stronger} Qg7 20. exd5+ Kf8 21. dxc6 bxc6 22. Ne4 $16 {with huge advantage of White}) 19... Bc5 $2 ({One more serious mistake. The only move was } 19... Bxa3 $1 20. bxa3 fxg3 {Black has 4 pawns for the knight and very solid position. For example,} 21. Rhf1 Be6 22. Nb3 Qh4 23. Nc5 Qe7 {with unclear position}) 20. Rhf1 $1 $18 {After this Black is hopeless. It can't prevent Nb3 and Rf4 threats without damage} Nc4 21. Bxc4 dxc4 22. Rxf4 $18 Qd7 23. Nde4 Be7 24. Nd6+ Kd8 (24... Bxd6 25. exd6+ Kd8 (25... Be6 26. Rxe6+ $18) 26. Qd2 Be6 27. Ne4 $18) 25. Nxf7+ Kc7 26. Nxh8 Bg5 {쾌說調壹?[#]} (26... Rxh8 27. e6 Bxe6 28. Qe4 $18) 27. Ng6 ({A little bit easier was} 27. e6 Bxe6 28. Qe4 Bd5 29. Qe5+ Kb6 30. Ng6 $18 {with extra piece.}) 27... Bf5 {Now White has to find only winning moves.} 28. Rd1 $1 Qf7 29. Qf2 $1 Bxg6 {쾌說調壹?[#]} (29... Qxg6 30. Rd6 Qe8 31. Qc5 $18) 30. Nb5+ $1 {The point of last two moves.} cxb5 31. Qc5+ Kb8 32. Rd8+ $1 Bxd8 33. Rxf7 Bxf7 34. Qf8 {The rest is totally easy.} a5 35. Qxd8+ Ka7 36. Qxa5+ Kb8 37. Qd8+ Ka7 38. Qd4+ Ka6 39. e6 Be8 (39... Bxe6 40. Qd6+ $18) 40. e7 {Black resigned.} 1-0 [Event "Mediterranean Open"] [Site "Rijeka CRO"] [Date "2008.12.03"] [Round "6"] [White "Predojevic, Borki"] [Black "Kovacevic, Blazimir"] [Result "1-0"] [ECO "C02"] [WhiteElo "2615"] [BlackElo "2472"] [Annotator "GM Aveskulov, V"] [PlyCount "119"] [EventDate "2008.11.29"] [EventType "swiss"] [EventRounds "9"] [EventCountry "CRO"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Bd7 6. Be2 Nge7 7. Na3 cxd4 8. cxd4 Nf5 9. Nc2 {쾌說調壹?[#]} Qa5+ ({More often} 9... Qb6 {is played, for example} 10. O-O Na5 11. g4 Ne7 12. Nfe1 {with complicated game, Shabalov-Shirov, Canadian open, 2005}) 10. Bd2 Qb6 11. Bc3 Nb4 (11... a5 {is alternative Carlsen-Curt Hansen, Copengagen, 2004}) 12. Ne3 Nxe3 13. fxe3 Bb5 {쾌說調壹? [#] Black changes the worst french piece - light-squared bishop} 14. O-O Be7 15. Bxb4 Bxe2 (15... Bxb4 {is no so good:} 16. Bxb5+ Qxb5 17. Qb3 a6 18. Rac1 { with pressure}) 16. Qxe2 Qxb4 17. Rac1 O-O 18. Rc7 Bd8 19. Rc2 {쾌說調壹?[#] just this move is a novelty.} (19. a3 Qb3 20. Rc3 Qa4 21. Rfc1 {with minimum advantage of White, Art.Minasian-Val.Gaprindashvili, EuCh, Batumi, 2002. Actually this kind of position can be described so: White is slightly better, but Black has no weaknesses. That's why usually such games are coming to a draw. The worst thing for Black here is that it should be very passive.}) 19... Qa4 20. b3 Qd7 21. Rfc1 Ba5 22. Ng5 {Knight is moving to d3. Of course avoiding an e1-square where it would be immediately changed.} h6 23. Nh3 Rfc8 24. Nf4 Rxc2 25. Qxc2 {쾌說調壹?[#] Black changed one pair of rooks and from now can just wait for any activities from opponent} Rd8 26. Nd3 Qe7 27. a4 Bb4 28. Qe2 ({Black is holding position in a case of} 28. Qc7 Rd7 29. Qb8+ Rd8 30. Rc8 (30. Qxa7 $2 Qg5 $1) 30... Rxc8 31. Qxc8+ Kh7 $11) 28... a5 $6 {An incorrectness that will be used a few moves later} (28... a6 {(defencing a b5-square) looks more solid}) 29. g3 Ba3 30. Rc3 Bb4 31. Rc2 Rb8 32. Nf4 Qd7 { 쾌說調壹?[#]} 33. Qb5 Qxb5 $2 ({The change of queens allows White to develop king to the center. That's why Black has to play} 33... Qd8 $11 {(or 33...Qe7) with ideas Qg5 and Rc8}) 34. axb5 {From now White is better. It has good plan (e3-e4 and then d4-d5) to do; while Black should carefully mind own step} Be7 35. Kf2 g6 $6 {An unnecessary move.} ({Black could immediately play} 35... Bd8 36. e4 dxe4 37. Ke3 Bb6 {with exemplary variations:} 38. Kxe4 Rd8 39. Rc4 (39. d5 $2 g5) 39... Kf8 40. h4 g5 41. hxg5 hxg5 42. Ne2 (42. Nh3 $6 Rd5 43. Nxg5 Rxb5 44. Rc8+ Kg7 45. Rb8 $11) 42... f5+ $1 43. exf6 Kf7 44. Nc3 Kxf6 45. Na4 ( 45. d5 $2 Bf2) 45... Rd6 $11 {and Black is holding position everywhere.}) 36. e4 $1 {White is capturing the center.} dxe4 37. Ke3 Bd8 38. Kxe4 Bb6 39. Rc4 Rd8 40. g4 {쾌說調壹?[#]} ({Another interesting plan was} 40. Ne2 {with idea of transfer knight to a4} f5+ 41. Kd3 $1 {e5-pawn is too important to change it.} Kf7 42. Nc3 Rb8 43. Na4 Bd8 44. b6 {with advantage of White}) 40... Kg7 $2 {A fatal 40-th move. Black makes a task of White more easier} ({Black king could go to any square without damage:} 40... Kf8 {with similar variations:} 41. h3 Ke8 42. Ne2 Ke7 43. Nc3 f5+ 44. exf6+ Kxf6 45. Na4 Rd6) 41. d5 exd5+ ( 41... g5 $6 42. Nh5+ {check.This is the point of mistake at the previous move} Kf8 43. d6 $18) 42. Nxd5 Bg1 43. Rc7 $18 {쾌說調壹?[#] White is winning. Just take a look at White and Black pieces separately. This is a good example of harmony and disharmony.} Bxh2 44. Rxb7 {e5-e6 threatens} Re8 45. Re7 Kf8 (45... Rxe7 {is absolutely hopeless:} 46. Nxe7 Bg1 47. Nc8 $18) 46. b6 $1 Bg1 47. b7 Ba7 48. Rc7 (48. Rd7 {(with following Nf6 and pushing rook to b8) is slightly stronger}) 48... Rd8 49. Rc8 Ke8 50. Nf6+ Ke7 {쾌說調壹?[#]} 51. Ng8+ (51. Rc7+ {is also winning} Ke6 (51... Kf8 52. e6 $1 fxe6 53. Nd7+ Ke8 54. Ne5 $18 { and Nc6 is inevitable}) 52. Nd5 $1 f5+ 53. exf6 Rxd5 54. Rc6+ Rd6 55. f7 $18) 51... Kd7 52. Nxh6 Rxc8 53. bxc8=Q+ Kxc8 54. Nxf7 Kd7 55. Kd5 {쾌說調壹?[#]} ( 55. Nh8 g5 56. Nf7 $18 {with win of second pawn}) 55... Ke7 56. Nh8 g5 57. e6 Bb8 58. Nf7 Bf4 59. Ne5 Kf6 60. Nc4 ({Black resigned as after} 60. Nc4 Bc7 61. Kc6 {White king breaks to d7-square.}) 1-0 [Event "Mediterranean Open"] [Site "Rijeka CRO"] [Date "2008.12.05"] [Round "8"] [White "Bosiocic, Mari"] [Black "Saric, Ivan"] [Result "0-1"] [ECO "A65"] [WhiteElo "2549"] [BlackElo "2516"] [Annotator "IM Polivanov, A"] [PlyCount "40"] [EventDate "2008.11.29"] [EventType "swiss"] [EventRounds "9"] [EventCountry "CRO"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f3 O-O 6. Nge2 c5 ({Another way of countergame for Black -} 6... Nc6 7. Bg5 a6 8. Qd2 Rb8 {with further b7-b5.}) 7. d5 e6 8. Ng3 ({More flexible at once} 8. Bg5 {, and on} exd5 {there is an option} 9. Nxd5 $5 {for White.}) 8... exd5 9. cxd5 ({It is possible to beat} 9. exd5 {- then Black usually spend a sacrifice of pawn by a6 and b5 - as in Volga gambit.}) 9... h5 {The knight g3 essentially complicates program advancement f7-f5 - therefore Black at first drive away a white knight by pawn "h", and only then will think about f7-f5.} 10. Bg5 ({The above-stated words are illustrated by variant} 10. Be2 h4 11. Nf1 Nh7 (11... Nh5 12. g4 $1) 12. Be3 f5 $132) 10... Qb6 11. Qd2 ({In "toxicity" of} 11. Qb3 $5 {Sarich already made sure once:} Qxb3 $6 (11... Qc7 {is more simple}) 12. axb3 Bd7 13. Be2 Rc8 14. Nf1 $16 {, Dziuba-Saric, Plovdiv 2008.}) 11... Re8 ({Usually such move is made when someone is afraid of bishop's exchange after Bh6. But after all there will be a pawn b2 under blow... Let's consider:} 11... Nh7 12. Bh6 $5 Bxh6 13. Qxh6 Qxb2 14. Rc1 Nd7 15. Bb5 $5 Qxg2 $6 {, Garcia Romero-Gladyszev, Spain 2007,} (15... Ne5 $1) {, and here White have not found idea} 16. Bf1 $1 Qxf3 17. Nf5 gxf5 18. Rg1+ Qg4 19. Rxg4+ hxg4 $13 {- it's very tangled position.}) 12. Be2 Nh7 13. Bh4 $5 {Diagram [#]} ({Bosiocic refuses more simple } 13. Be3 h4 14. Nf1 f5 {, and thus resolutely stops countergame h5-h4 and f7-f5. But Black have something instead...}) 13... g5 $5 $146 ({I am sure on 99%, that it is improvisation in a pure form - because, objectively speaking, move is not the strongest. But it puts such tasks before White, that it is diffucult to solve them all behind a board;} 13... a6 14. O-O c4+ 15. Kh1 Qd4 16. Qc2 b5 (16... g5 17. Nf5 $1 Bxf5 18. Bf2 $16) 17. Rad1 Qe3 18. f4 $36 { , Svetushkin-Arsovic, Backa Palanka 2002.}) 14. Bxg5 Nxg5 15. Qxg5 Qxb2 16. Rc1 Kf8 ({For a while the series of the unique moves follow. In the case of} 16... Re5 17. Qd8+ Kh7 18. O-O $18 {simply incomprehensible, why it was needed to undertake all this carnival with 13...g5.}) 17. Nb5 $1 ({Bosiocic throws up a brushwood in a fire - after more quiet} 17. Nd1 $5 {he avouched for himself not the worse chances:} Qxa2 (17... Qf6 $1 18. Qxf6 Bxf6 19. Nxh5 Bd4 $44) 18. Ne3 $40) 17... a6 $1 {Diagram [#] Saric twists to the limit.} 18. Nxd6 $1 ({ White had to choose between a move in game and 18.Nc7. Whether they have made a right option?} 18. Nc7 Bc3+ 19. Kd1 $1 {The most risky, but also the strongest.} (19. Kf2 $2 Bd2 $19) (19. Rxc3 $5 Qxc3+ 20. Qd2 Qxd2+ 21. Kxd2 h4 ( 21... Ra7 22. Nxe8 Kxe8 23. Nxh5 $18) 22. Nxa8 hxg3 23. hxg3 b5 {- it is not so simple for a knight to get out from incarceration}) 19... Bd7 20. Bd3 $1 Ba5 $1 21. Rc2 $1 {Both sides need to play very neatly} (21. Nxa8 $6 Ba4+ 22. Rc2 ( 22. Bc2 $2 Qd4+ 23. Ke2 Bb5+ $19) 22... c4 (22... Qc3 $5) 23. Nf5 cxd3 24. Qh6+ Kg8 25. Qg5+ $11) 21... Qa3 22. Qh6+ $1 {- before to take a rook, it is needed to give this check} (22. Nxa8 Qxd3+ 23. Kc1 Ba4 $40) 22... Ke7 (22... Kg8 23. Nxe8 Qxd3+ 24. Kc1 Bxe8 25. Nf5 $18) 23. Nxa8 Qxd3+ 24. Kc1 Ba4 (24... Qa3+ 25. Kb1 Bc3 26. Nb6 $18) 25. Nf5+ Kd8 26. Qf6+ (26. Qxd6+ Nd7 $13) 26... Kc8 27. Nb6+ $1 $18 {- knight a8 rises from nonexistence and brings victory for White. Whether really to calculate this variant at the board? I don't think so.}) 18... Bc3+ 19. Kf2 $2 ({An error... It was possible to go in a favourable endgame:} 19. Rxc3 $5 Qxc3+ 20. Qd2 Qxd2+ 21. Kxd2 Rd8 22. Nxc8 Rxc8 23. Nxh5 $16) ({but even stronger} 19. Kd1 Bd7 20. Bd3 $18 {, and now Black have no tempo Ba5 - here in what Nd6 surpasses Nc7.}) 19... Bd2 {Diagram [#]} 20. Qxh5 {Alas...} ({White has two approximately equivalent alternatives. One of those - queen sacrifice:} 20. f4 Be3+ 21. Kxe3 Qd4+ 22. Kf3 Bg4+ 23. Qxg4 hxg4+ 24. Kxg4 Nd7 $1 25. Nxe8 Rxe8 26. Rhd1 $13 {- anyway, Black's position is more pleasant here}) (20. Nc4 Bxg5 21. Nxb2 Bxc1 22. Rxc1 h4 23. Nh5 Nd7 24. Nc4 b5 25. Nd6 Rd8 26. Nf5 h3 $1 27. gxh3 c4 $13 {- black pawns also can be dangerous. }) 20... Be3+ $1 {In general, a bit strange, that Bosiocic did not see the idea of Be3 - why did he then refuses 20.f4? Well, such blunders as is often the case in chess.} ({Variant} 20... Be3+ 21. Kxe3 (21. Ke1 Qxc1+ 22. Bd1 Qd2+ $19) 21... Qd4+ 22. Kf4 Qd2# {is quite convincing.}) 0-1 [Event "77th ch-UKR"] [Site "Poltava UKR"] [Date "2008.12.05"] [Round "4"] [White "Korobov, Anton"] [Black "Borovikov, Vladislav"] [Result "1-0"] [ECO "D15"] [WhiteElo "2605"] [BlackElo "2580"] [Annotator "GM Aveskulov, V"] [PlyCount "67"] [EventDate "2008.12.02"] [EventType "swiss"] [EventRounds "9"] [EventCountry "UKR"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. c5 Nbd7 6. Bf4 Nh5 7. g3 {쾌說調壹? [#] An unusual continuation.} ({More popular lines are:} 7. Bd2 {and after} Nhf6 {White can repeat position or try to make use of developed bishop:} 8. Qc2 (8. Rc1)) ({Sometimes White provoke h7-h6} 7. Bg5 h6 {and just after this play} 8. Bd2) ({But if you don't want to move your bishop you can defence it by another pawn:} 7. e3) 7... g6 8. Qd2 Nxf4 {Otherwise White would play Bh6} 9. gxf4 Bg7 10. e3 O-O ({This variation is being played so rarely that already this castle is a novelty.} 10... Nf6 11. Bd3 Bf5 12. Bxf5 gxf5 13. Rg1 Rg8 14. Ne5 e6 15. f3 Nd7 16. Rg3 Nf8 17. Na4 {and White is much better, Halkias-Grabarczyk, 6th EICC, Warsaw, 2005}) 11. h4 b6 $5 {Black makes use of presence of knight on d7 and break the center of White} 12. cxb6 c5 $5 13. h5 ( {There is no sence to take a pawn on c5 and to help opponent to make his pieces active:} 13. dxc5 $6 Nxc5 14. Nxd5 $4 Bb7 $19) 13... cxd4 14. Nxd4 Nxb6 {쾌說調壹?[#]} 15. Bd3 ({There is no real compensation for a pawn after} 15. hxg6 hxg6 16. f5 $6 {for example,} Bxf5 17. Nxf5 gxf5 18. O-O-O Qd6 19. Be2 Rfc8 20. Rdg1 Kf8 21. Kb1 e6 {and Black is out of danger}) ({White tries to organize attack at the king-side, but I guess that it's impossible to checkmate Black king when bishop on g7 is. That's why I would play} 15. O-O-O { with following play at the queen-side (Kb1, Rc1, Bd3, Nce2)}) 15... e6 { First of all Black should prevent f4-f5} 16. f3 $2 ({Again I would offer} 16. O-O-O {with a similar plan}) 16... Bd7 17. hxg6 hxg6 18. Qh2 Re8 19. O-O-O Qf6 20. Kb1 e5 21. fxe5 Rxe5 {쾌說調壹?[#] From now White has to defence an e3-pawn} 22. Qd2 Rae8 23. Rde1 Qe7 24. e4 ({Kharkov GM naturally doesn't want to take knight d4 away from the center:} 24. Nc2 $6 {(with idea to push pawn "f" forward)} Re6 {with following Qc5, Rb8 (and now knight c3 also needs care)} ) 24... dxe4 25. fxe4 {쾌說調壹?[#]} Bb5 $2 {A blunder in better position} ({ Black had a great choice of moves and probably this fact became a reason of the mistake. First of all Black had to analyse} 25... Qb4) ({Also} 25... Na4 { should be considered} 26. Nxa4 Bxa4 {with excellent attacking opportunities}) ( 25... Rc5 {as well deserves the attention. And after} 26. Bxa6 {-} Na4 27. Nxa4 Bxa4 {In all cases Black is better thanks to the bishop on g7}) {But even after } 26. Bxb5 axb5 27. Nc6 {Black could play instead of} Qc5 $2 (27... Qg5 $1 28. Qf2 Nc4 29. Nxe5 Qxe5 {with good compensation}) 28. Nxe5 Qxe5 29. Qh2 { 쾌說調壹?[#] Of course White wants to change queens} Qe6 $2 ({One more serious mistake. Much more stronger was} 29... Nc4 $1 {and after exemplary} 30. Qxe5 Bxe5 31. Nd1 {(in another way Black would take on b2)} Kg7 {and White has a lot of technical problems with realization of extra exchange: bishop and knight of Black are on the wonderful positions and in addition Black has a passed pawn that can be pushed forward in any moment}) 30. Nxb5 Na4 $4 ({ Black could offer more resistance by means of} 30... Ra8 31. Nc3 Nc4 {but of course White is still winning:} 32. Re2 Qa6 33. e5 $19) 31. Nc7 $18 {One more fork} Qb6 32. Nxe8 Bxb2 33. Qc7 Qb5 (33... Qb4 34. Kc2 Bc3 35. Nf6+ $18) 34. Qxf7+ {Black resigned} 1-0 [Event "77th ch-UKR"] [Site "Poltava UKR"] [Date "2008.12.05"] [Round "4"] [White "Miroshnichenko, Evgenij"] [Black "Gasanov, Eldar"] [Result "1-0"] [ECO "A09"] [WhiteElo "2632"] [BlackElo "2550"] [Annotator "GM Aveskulov, V"] [PlyCount "61"] [EventDate "2008.12.02"] [EventType "swiss"] [EventRounds "9"] [EventCountry "UKR"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. Nf3 d5 2. g3 g6 3. c4 d4 4. Bg2 Bg7 5. O-O e5 6. d3 {쾌說調壹?[#] Game came to position similar to A43-variation (1.d4 Nf6 2.Nf3 c5 3.d5 g6) with change of colours. But usually White (in our case - Black) doesn't develop a bishop to g2 (g7).} Ne7 {Keeping in mind a plan that will be realized few moves later. But ordinar plan would be more proper in this position: a7-a5, Nc6, Nf6, 0-0, Re8 etc. with typical play} 7. b4 {White doesnt' waste time and immediately begins attack at the queen-side.} O-O 8. Nbd2 h6 9. Nb3 g5 $6 { This is a very uncomfortable kind of position for Black. White just pushes forward pawns at the queen-side and Black hardly can prevent this plan.} ({ Computer advises} 9... Nf5 10. a4 Re8 11. b5 Nd7 12. Ba3 Rb8 {but it doesn't change an essence of position; White plays Qc2, Nfd2, Rac1 (Rfc1), a4-a5...}) 10. a4 Ng6 $6 {쾌說調壹?[#] I not always understand computer moves but now I should agree that knight on f5 could be more useful than on g6 is.} 11. b5 Nd7 12. a5 a6 ({The rule says that if you are weaker at the side (king- or queen-) don't push your pawns forward there because it will make objects of attack for your opponent.} 12... Rb8 {was better but White is still better of course} 13. Qc2 Re8 14. Nfd2) 13. Ba3 Re8 14. Nfd2 f5 {쾌說調壹?[#] Black tries to demonstrate any activity in the center but actually this is just one more weakness (I mean Black king).} 15. Qc2 Kh7 16. Rac1 {White is improving all its pieces before final storm starts} Nf6 17. Nc5 $1 Bf8 ({Black can't take on b5} 17... axb5 {because of} 18. a6 $1 Rxa6 19. Nxa6 bxa6 20. cxb5 $18) 18. Ndb3 axb5 $2 {After this unforced opening of c-line Black is totally hopeless.} ({ The only move was} 18... Rb8 {but and here after exemplary} 19. Rb1 g4 20. bxa6 bxa6 21. Bc6 Bd7 22. Bb7 $16 {White has a big advantage}) 19. cxb5 $18 { 쾌說調壹?[#]} Nd5 20. Qc4 c6 21. a6 $1 {Actually it's time to resign. White wins by many ways} bxa6 ({Easy win is coming after} 21... b6 22. bxc6 bxc5 23. Bxd5 Bxa6 24. Bg8+ $1 Kh8 25. Qf7 Bg7 26. Nxc5 $18) 22. bxc6 Nge7 23. Nb7 Bxb7 24. cxb7 Rb8 25. Bxe7 Nxe7 26. Nc5 e4 27. dxe4 Ng6 28. Qf7+ Bg7 29. exf5 Ne5 30. Qa2 d3 31. exd3 {Black resigned} 1-0 [Event "77th ch-UKR"] [Site "Poltava UKR"] [Date "2008.12.06"] [Round "5"] [White "Tukhaev, Adam"] [Black "Oleksienko, Michailo"] [Result "1-0"] [ECO "B33"] [WhiteElo "2498"] [BlackElo "2585"] [Annotator "IM Polivanov, A"] [PlyCount "57"] [EventDate "2008.12.02"] [EventType "swiss"] [EventRounds "9"] [EventCountry "UKR"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 $5 {Good continuation, though and not a basic one. Black are pushing off a knight from a central position.} 5. Nb3 Nf6 6. Nc3 ({On} 6. Bd3 {with idea c2-c4 it will follow} d5 $1) 6... e6 7. Qe2 {Thereby White declare the intentions somewhat quicker to castle in the long side and then to begin an attack.} ({Alternative - is more traditional play with short castling:} 7. Bd3 Be7 8. O-O a6 9. Be3 Qc7 10. f4 d6) 7... d6 ( {I believe that Black have more chances to strike up a countergame after} 7... Bb4 8. Bd2 O-O 9. a3 Be7 10. O-O-O d5 $5 $132 {- they should be ready to a sacrifice of a pawn d5, but then black pieces quickly will enter into game.}) 8. Be3 Qc7 9. g4 a6 ({It was possible to soften g4-g5:} 9... h6 10. O-O-O a6 11. h4 b5 12. Rg1 g6 $1 {, Obodchuk-Movsesian, 38th Olympiad 2008.}) 10. g5 Nd7 11. f4 b5 {Diagram [#]} 12. Bg2 ({It is amusing that couple of months ago this position already met at Oleksienko. Then his opponent has prepared in advance a square e2 for a knight:} 12. Qf2 Be7 13. Bg2 b4 14. Ne2 a5 15. O-O Ba6 16. Rfc1 {, Kravtsiv-Oleksienko, Lviv 2008. Tukhaev shows that he don't afraid b5-b4.}) 12... Be7 ({It was better all the same to force White to be defined with a knight:} 12... b4 $142 13. Na4 ({here the sacrifice has no effect:} 13. Nd5 exd5 14. exd5 Ne7 $1) 13... Be7 14. Qf2 Rb8) 13. O-O $1 ({It may be to castle in a queen side, but White have considered that so the sacrifice on d5 will lose in power.} 13. O-O-O b4 14. Nd5 exd5 15. exd5 Na5 16. Bd4 (16. Nxa5 Qxa5 17. Bd4 Kd8 $13 (17... Qxa2 $2 18. Bxg7 Rg8 19. Rhe1 $18)) 16... Nxb3+ 17. axb3 Nc5 $1) 13... b4 $146 (13... Rb8 14. Rae1 b4 15. Nd5 exd5 16. exd5 Nce5 $8 17. Nd4 O-O 18. fxe5 Nxe5 {, Guseinov-Grigoriants, Plovdiv 2008. Black are keeping a worst, but a defensive position.}) 14. Nd5 $1 exd5 15. exd5 Na5 { Unlike a previous variation, here Black was standing before a choice - whether to give a piece back, or nevertheless to try to sit out in protection, for keeping an extra material. Oleksienko chooses the second way.} (15... Nce5 16. fxe5 Nxe5 17. Nd4 O-O $14) 16. Bd4 Nxb3 17. cxb3 {Diagram [#]} Nc5 $6 ({ On preliminary estimations, the most reasonable there it was to leave a line-"e":} 17... Kf8 18. Rae1 Qd8 19. Rf3 Nc5 20. Bxc5 $5 ({perhaps, it's better to pass to the forced rails - as in case of} 20. Re3 Ra7 {it's not clear how to continue attack further}) 20... dxc5 21. d6 $1 {- all sense in this poke -} Bxd6 22. Rd3 Bf5 23. Bxa8 $1 ({less problematic for Black} 23. Rxd6 Qxd6 24. Bxa8 g6 $11) 23... Bxd3 24. Qxd3 Be7 (24... c4 $5 25. Qd5 $1) 25. Bd5 {- due to more active bishop White have an edge here, but not a decisive one.}) 18. f5 $1 ({Tukhaev does right, that he is not changed on little things: } 18. Bxg7 $2 Rg8 19. Bd4 Bf5 {- if bishop will reach ?, there will be no compensation.}) 18... Bxf5 $2 ({Assuming f5-f6 is very bad:} 18... O-O 19. f6 Re8 (19... gxf6 20. gxf6 Bd8 21. Rf3 {quite hopeless}) 20. fxg7 Bb7 21. Qh5 Bd8 22. Rf4 $18) ({preventing it - also:} 18... f6 19. gxf6 gxf6 20. Bxf6 Rf8 21. Qh5+ Kd8 (21... Rf7 22. Rae1 $18) 22. Bg7 $18) ({the unique chance to continue a fight there was a resource} 18... Bd7 $1 19. Bxg7 (19. f6 Bb5 20. fxg7 Rg8 21. Qh5 Bxf1 22. Rxf1 O-O-O $13 {- White are dominating here, but at least they are missing a rook}) 19... Bb5 20. Qe3 Bxf1 21. Rxf1 O-O-O 22. f6 $1 Rhe8 23. fxe7 Rxe7 $13 (23... Qxe7 24. Qxe7 Rxe7 25. Bf6 $18)) 19. Rxf5 O-O 20. Qh5 Nd7 {Diagram [#]} ({After} 20... Nd3 21. Be4 g6 22. Qh6 Ne5 23. Raf1 $1 (23. Rf4 $6 f5 $1 $132) 23... Qd8 {Oleksienko could put before the contender one more problem (however, not too difficult) - a problem of a choice of a way to a victory:} 24. R1f4 $1 (24. Rxe5 $5 dxe5 25. Bxe5 f6 26. gxf6 Bxf6 27. Bxg6 Qd7 28. Bxf6 Qg4+ 29. Kh1 Qxg6 30. Qh4 $18) (24. R1f3 Bxg5 (24... f6 25. Rxe5 $1 $18) 25. Rxg5 Nxf3+ 26. Bxf3 f6 27. Bg4 $1 $18) 24... f6 25. Rxe5 $1 $18) 21. Bxg7 $1 {Tukhaev vigorously ends a game.} Kxg7 22. Be4 $1 Qc5+ (22... Ne5 23. Rxf7+ Rxf7 24. Qxh7+ Kf8 25. Qh8#) 23. Kh1 Qd4 24. Re1 Nc5 (24... Kg8 25. Rf6 $1 $18) 25. Bb1 Rae8 (25... Kg8 26. Rf3 Qg7 27. Rxe7 $18) 26. Rf3 $1 { Just so - now the capture of a pawn d5 will be without a check, and the knight will not block a diagonal b1-h7 from a square d3.} f5 27. gxf6+ Rxf6 28. Qxh7+ Kf8 29. Qh8+ {An attack is spent perfectly.} (29. Qh8+ Kf7 30. Bg6+ $1 Kxg6 31. Rg3+ Kf5 32. Qh5+ Kf4 33. Qg5#) 1-0 [Event "USCL KO 2008"] [Site "ICC INT"] [Date "2008.12.06"] [Round "3"] [White "Christiansen, Larry Mark"] [Black "Zivanic, Marko"] [Result "1-0"] [ECO "B48"] [WhiteElo "2588"] [BlackElo "2465"] [Annotator "IM Polivanov, A"] [PlyCount "67"] [EventDate "2008.11.10"] [EventType "team"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. f4 b5 8. Bd3 {White all kind let know that the fate of a pawn f4 not so interests them.} ({ In other case, it is possible to select} 8. Nxc6 Qxc6 9. Be2 {, but here it is necessary to consider with} Ba3 $5 (9... b4 10. e5 $1)) ({also practises} 8. Nb3) ({and} 8. Qf3) 8... Nxd4 (8... Bb7 9. Nb3 d6 10. Qf3 Nf6) 9. Bxd4 { Diagram [#]} Qxf4 $2 ({It is a that case, when the greed is punishable. The classic of this variant Mark Taimanov prefers} 9... Bb7 10. O-O Bc5 11. Bxc5 Qxc5+ 12. Kh1 Ne7 {, and Black have all chances for successful defence:} 13. e5 O-O 14. Ne4 Bxe4 15. Bxe4 Rad8 $11 {, Kozakov-Taimanov, Lviv 2000.}) 10. Rf1 Qc7 ({If Black will eat also the second pawn, they will lag behind in development even more:} 10... Qxh2 11. Qf3 Nh6 12. O-O-O Qh4 13. Be3 $16) ( 10... Qh4+ 11. g3 Qe7 12. e5 $1 Bb7 13. Be4 $16 {, Sax-Szuk, Hungary 1998}) ({ recently Black have tried} 10... Qd6 11. Qf3 f6 {, but without special success too:} 12. Qf2 $1 ({White don't go for an exchange winning:} 12. e5 $6 Qxd4 13. exf6 Qe5+ 14. Be2 Nxf6 15. Qxa8 Qc7 $13) 12... Nh6 $6 (12... e5 $5) 13. e5 $1 fxe5 14. Be3 Bb7 $2 (14... Qe7) 15. Bxh6 gxh6 16. Qf6 $18 {, Fressinet-Chuchelov, TCh-Fra 2008.}) 11. Qh5 $1 ({Confidently leads White to the won position. With} 11. Qf3 {all not so simply:} Nh6 12. Be3 Bb4 (12... d6 13. Bxh6 gxh6 14. e5 $1 d5 15. Qf6 Rg8 16. Nxb5 $1 $18) 13. Bxh6 Bxc3+ 14. bxc3 Qxc3+ 15. Ke2 (15. Kf2 gxh6 16. Kg1 Qg7) 15... gxh6 16. Qxf7+ Kd8 $13) 11... Nf6 $146 ({A novelty which, however, changes a little.} 11... Nh6 12. g4 d6 13. g5 Ng8 14. Nxb5 $1 {- the basic motive in these positions -} Qb7 (14... axb5 15. Bxb5+ Kd8 16. Qxf7 $1 (16. Rxf7 $2 Ne7 $13) 16... Qxf7 17. Rxf7 $18) 15. Bxg7 $18 {, Kozakov-Illijin, Ptuj 2003.}) 12. Bxf6 gxf6 13. Rxf6 d6 14. O-O-O Bg7 {Diagram [#]} ({Probably, rook's connection} 14... Rg8 15. Rdf1 Rg7 { was the last attempt to hold a protection's stronghold, but in reply White will trick a knight:} 16. e5 $5 dxe5 (16... d5 17. Nxd5 exd5 18. e6 $18) 17. Ne4 $40) 15. Bxb5+ $1 Kf8 (15... axb5 16. Nxb5 $18) 16. Rf3 Qe7 (16... axb5 17. Rdf1 {- it is found out that Black cannot keep point f7 -} f5 (17... Ra7 18. Nxb5 Qb7 19. c3 $1 $18 ({much more strongly and easier, than unnecessary complications after} 19. Nxa7 Qxb2+ 20. Kd2 Qd4+)) 18. exf5 exf5 19. Rxf5+ Bxf5 20. Qxf5+ Ke8 21. Qe4+ $18) 17. Rxd6 $1 {Christiansen continues a sacrificial enchanting spectacle.} Bf6 (17... axb5 18. Rd8+ Qxd8 19. Qxf7#) 18. Rxf6 $1 Qxf6 19. Nd5 Qg6 {The only square for a queen.} 20. Rd8+ Kg7 21. Qe5+ f6 22. Qc7+ {Black can't avoid a large losses.} Bd7 (22... Kh6 23. Rxh8 exd5 24. Bc6 $18) 23. Rxd7+ Kh6 24. Qf4+ Qg5 25. Bc6 $1 {Diagram [#] Zivanic could surrender here with a clean conscience, but he decided yet for ten moves to check up the technique of American grandmaster.} Rac8 26. Rd6 Rhd8 27. Qxg5+ Kxg5 28. Rxe6 Rf8 29. Kd2 f5 30. Ke3 fxe4 31. Kxe4 Rf2 32. Ne3 Rcf8 33. Re5+ Kg6 34. Kd4 {Christiansen has sustained the test.} 1-0 [Event "Pearl Spring"] [Site "Nanjing CHN"] [Date "2008.12.15"] [Round "5"] [White "Topalov, Veselin"] [Black "Svidler, Peter"] [Result "1-0"] [ECO "D87"] [WhiteElo "2791"] [BlackElo "2727"] [Annotator "IM Polivanov, A"] [PlyCount "57"] [EventDate "2008.12.11"] [EventCategory "21"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 { This variant - the basic in Grunfeld Defence, grandmaster Sakaev even has written on it the weighty book not so long ago.} c5 8. Ne2 Nc6 9. Be3 O-O 10. O-O Bd7 {Diagram [#] Svidler applies the own favourite continuation.} (10... Bg4 11. f3 Na5 {became already classical:} 12. Bd5 {- perhaps, the quietest.} ( 12. Bd3 cxd4 13. cxd4 Be6 14. d5 (14. Rc1 Bxa2 15. Qa4) 14... Bxa1 15. Qxa1 f6 {- White have to prove validity of exchange's sacrifice (by the way, it occurs quite often)}) (12. Bxf7+ Rxf7 13. fxg4 Rxf1+ 14. Kxf1 {- here already Black will search for compensation}) 12... Bd7 13. Rb1 Qc7 14. Bf4 Qc8) 11. Rb1 $1 { This move, according to Sakaev, calls system 10...Bd7 into question.} Qc7 12. Bd3 {White are prepareing pawn advancement in the centre.} Rfd8 13. h3 $146 ({ Topalov liquidates possibility Bd7-g4 - after all is found out that the variant } 13. f4 $6 Bg4 14. d5 e6 15. dxc6 c4 16. cxb7 Rab8 $36 {is more likely favourable the Black}) ({however, pin Bd7-g4 can be avoided in another way - simply to leave a queen:} 13. Qc1 $5 Rac8 14. Rd1 a6 15. Qa3 $14 {, Berkes-Sutovsky, Paks 2005.}) 13... Be8 14. d5 ({Without d4-d5 not to manage:} 14. Qc2 Qd6 $1) 14... Ne5 15. c4 e6 ({I like idea b7-b5 more:} 15... a6 $5 16. Nf4 (16. a4 $2 Nxd3 17. Qxd3 Bxa4 18. Qa3 Bc2 $17) 16... b5 17. cxb5 (17. Be2 b4 {, and the pawn "a" will go further}) 17... axb5 18. Bxb5 Rxa2 $13 {- the pawn c5 with support of a knight e5 can become menacing force.}) 16. Nf4 { Good idea - White threaten to leave a bishop to e2, and to beat it not so well because it is necessary to spend tempo for protection of sqaure c5.} (16. f4 Nxd3 17. Qxd3 b5 $1 $132) 16... Rab8 ({And nevertheless it was necessary to try } 16... Nxd3 17. Nxd3 (17. Qxd3 $142) 17... b5 $5 18. Bf4 Qc8 19. Be5 f6 20. Bc3 bxc4 21. Nf4 Bf7 $13) 17. Be2 Rd6 18. Qc2 ({Now the plan of White is like that - to move the knight on d3 and to set at last a pawn "f" forward. But at first - protection:} 18. Nd3 $6 Nxc4 19. Bxc5 Rdd8 20. Qc1 (20. Qc2 $2 Na3) 20... exd5 21. exd5 b5 $15) 18... Ra6 {Diagram [#]} 19. Rb5 $1 ({Topalov plays creatively. By nothing worse standard} 19. Nd3 $5 {, but so - is more cheerful! }) 19... Bf8 $1 ({Svidler at best. For a while he should not hurry to take a rook:} 19... Bxb5 20. cxb5 Rd6 21. Qxc5 Qd8 22. Qxa7 b6 23. Qa3 $16) 20. a4 Bxb5 {And now - it is possible, because a pawn stands on a4, and move Qa7-a3 already will not be.} 21. cxb5 Rd6 22. Qc3 $1 ({Very accurate game. It appears that the bishop from g7 will be less useful, than from f8. For example:} 22. Qxc5 Qxc5 23. Bxc5 Rdd8 (23... Rxd5 $6 24. exd5 (24. Bxf8 Rd4) 24... Bxc5 25. dxe6 g5 26. exf7+ Kxf7 $16) 24. Bxa7 Ra8 25. b6 exd5 26. exd5 (26. Nxd5 Nc6) 26... Bb4 $1) 22... Bg7 (22... Nd7 23. dxe6 fxe6 24. e5 $18) 23. Qxc5 Rc8 $6 { Immediate exchange is not favourable for Black - most likely, Svidler has simply lost sight of 26th White's move.} ({Much better is} 23... Qd8 $1 24. Qxa7 b6 25. dxe6 (25. Rc1 g5 $5) (25. a5 $5 Ra8 26. axb6 $1 Rxa7 27. bxa7 $44) 25... fxe6 26. Rc1 Ra8 27. Qb7 Rb8 28. Qc7 Qxc7 29. Rxc7 Ra8 $132 {- here hardly Black are risking to lose.}) 24. Qxa7 b6 25. Qxc7 Rxc7 26. Rd1 $1 { Diagram [#] Topalov's excellent move after which it's difficult to give to Black any good advice. But it still is.} Bf6 $2 {Having faced unexpectedness, Svidler loses literally at once.} (26... Re7 27. a5 $1 bxa5 28. Bc5 $18) (26... g5 $1 {- here that allowed to continue struggle:} 27. Nh5 h6 28. Nxg7 Kxg7 29. Bd4 f6) 27. dxe6 Rxd1+ 28. Bxd1 fxe6 29. Bb3 $1 {Now it is obvious that the pawn e6 will be lost, and behind it the point b6 will fall also. This game - a good example of how it's possible to bring down the contender from a track by an unexpected sacrifice.} (29. Nxe6 $6 Rc3) 1-0 [Event "FIDE Grand Prix"] [Site "Elista RUS"] [Date "2008.12.16"] [Round "3"] [White "Radjabov, Teimour"] [Black "Kasimdzhanov, Rustam"] [Result "1-0"] [ECO "B78"] [WhiteElo "2751"] [BlackElo "2672"] [Annotator "IM Polivanov, A"] [PlyCount "69"] [EventDate "2008.12.14"] [EventCategory "19"] [SourceTitle "CZM, #01, 2009"] [Source "ChessZone.org"] [SourceDate "2009.01.01"] [SourceVersionDate "2009.01.01"] [SourceQuality "1"] 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 {By efforts of Carlsen, and then Radjabov, the Sicilian Dragon returned on the stage of elite chess. Kasimdzhanov applies it also.} 6. Be3 Bg7 7. f3 Nc6 8. Qd2 O-O 9. Bc4 Bd7 10. O-O-O Rc8 ({Another approach, often meeting here:} 10... Rb8 11. Bb3 Na5) 11. Bb3 Ne5 12. h4 h5 13. Kb1 Re8 {Diagram [#]} 14. g4 $5 {Very interesting. Probably, the common attention will be paid to this move in the future.} ({ For now the greater popularity is used by positions after} 14. Bh6 Nc4 15. Bxc4 Rxc4 16. Bxg7 Kxg7 17. Nd5 {and here} e5 $1 {, alike, delivers Black from opening problems}) ({more sharp is} 14. Bg5 Rc5 15. g4 hxg4 16. f4 (16. h5 Nxh5 17. Rxh5 gxh5 18. Qh2 {can appear not enough:} Ng6 19. Qxh5 Qa5 20. f4 Rxg5 21. fxg5 e6 $15 {, Radjabov-Carlsen, Baku 2008.}) 16... Nc4 17. Qe2 $13) 14... hxg4 15. h5 Nxh5 16. Bh6 Kh7 $5 {The move of Kasimdzhanov - is attempt in a new way to look at a position.} ({Obviously, that Black must cover the square g5 - otherwise it's hard to avoid a catastrophe:} 16... Rc5 $2 17. Rxh5 gxh5 18. Qg5 $18) ({this purpose is satisfied with a move} 16... e6 {, but it has two lacks - pawns g4 and d6 are weakened. Combining these two factors, White achieve overweight:} 17. Rdg1 Qf6 18. fxg4 Bxh6 19. Qxh6 Qg7 20. Qe3 Nf6 21. g5 Nh5 22. Ndb5 $16 {, Domany-Bennett, Kecskemet 2005.}) 17. Bxg7 Kxg7 18. fxg4 ({It is found out that direct swoops do not give anything for White:} 18. Rxh5 $2 gxh5 19. Qg5+ Ng6 20. Nf5+ Bxf5 21. exf5 e5 $1 22. Qxh5 Qh4 $17) ({and in case} 18. f4 Nc4 19. Bxc4 Rxc4 20. f5 Rh8 {Black is OK too.}) 18... Bxg4 19. Nf5+ $1 Bxf5 ({Unfortunately, it is impossible to beat by pawn:} 19... gxf5 20. Qg5+ Ng6 21. exf5 Bxd1 22. Bxf7 $1 Kxf7 23. Qxg6+ Kf8 24. Rg1 $18) 20. exf5 Rh8 (20... e6 21. Ne4 $18) 21. fxg6 Nxg6 {Diagram [#]} 22. Ne4 $146 {The novelty, but idea of Radjabov in essence reveals only in a following move.} (22. Nd5) 22... Nf6 ( {Not excluded, that Black should to "whip off" material and pass to worse endgame:} 22... d5 $5 23. Bxd5 Nhf4) 23. Rdf1 $1 ({Here now clearly, why a knight is needed on e4, but not on d5 - so it does not enclose the bishop b3, which together with a rook f1 creates strong pressure on the point of f7.} 23. Rxh8 Qxh8 (23... Nxh8 24. Rh1 $18) 24. Nxf6 exf6 25. Qd5 (25. Qxd6 Re8) 25... Rc7 26. Rh1 Re7 $1 {, and Black were successfully protected -} 27. a3 Qe8 { , Dominguez-Kasimdzhanov, 38th Olympiad 2008.}) 23... Rxh1 ({After some meditation Kasimdzhanov decides to simplify a position. It seems that this decision is right - the following variant shows, what difficulties can expect for Black:} 23... Qc7 24. Qg5 $1 Qc6 (24... Qd8 25. Rxh8 $18) 25. Rxh8 Rxh8 26. Nxf6 Rh1 27. Qc1 $1 (27. Nh5+ Kh7 28. Qc1 Rxh5 29. Rxf7+ Kh8 $13) 27... Rxf1 28. Nh5+ $18) 24. Rxh1 d5 (24... Nxe4 $2 25. Qh6+ Kf6 26. Rf1+ Ke5 27. Qh5+ $18 ) 25. Nxf6 Kxf6 (25... exf6 26. Bxd5 Kg8 27. Rh6 $1 Kg7 28. Rh5 $18) 26. Qf2+ $1 ({It is perfectly played. It would seem, White can win two pawns back and already continue attack at an equal parity of a material:} 26. Bxd5 e6 27. Qf2+ Kg7 28. Bxb7 (28. Be4 f5) {, but then Black will change queens -} 28... Rb8 $1 29. Be4 Qb6 $11) 26... Kg7 27. Rf1 {Radjabov causes the new weakenings.} f6 28. Qf5 {Diagram [#]} ({After} 28. Qxa7 b6 {queen is turned off from a game.}) 28... Rc6 $2 ({An error difficult to explain. Kasimdzhanov for some purpose gives an important pawn on even place.} 28... Rc5 $142 29. Rg1 Qe8 30. c3 $1 { - there is nothing to catch on the diagonal a2-g8 already, so it is therefore needed to be switched -} (30. Bxd5 $6 e6 $1 $11) 30... e6 31. Qf2 b6 32. Bd1 Qh8 33. Qg3 $36) 29. Rg1 $1 ({So even more precisely, than} 29. Bxd5 Rc5 30. Rg1 $6 Qxd5 $1 31. Qxg6+ Kf8 $13) 29... Qe8 30. Bxd5 Rc5 (30... e6 31. Bxc6 $18 ) 31. Qe6 Rb5 ({It was possible to try to provoke White -} 31... b5 $1 32. b4 $5 Rxd5 33. Qxd5 a6 34. Qb7 Qf7 35. Qxa6 Qc4 36. a3 $18 {- of course that White are having a won position here, but the slightly opened position of their king still leaves for Black some practical chances.}) 32. c4 Rb6 33. Qh3 {Now that White drove away a rook from a fifth rank, the pin of knight will threaten on the line-"g", and a black rook will not be able to recover it.} e6 34. Bf3 (34. Be4 f5) 34... Qd8 {Black are trying the last chance...} (34... f5 35. c5 $18 (35. Bh5 $6 e5)) 35. Qg2 $1 {... but Radjabov on the alert.} (35. Bh5 $4 Rxb2+ 36. Kxb2 Qd4+) (35. Qg2 Qd3+ 36. Ka1 $18) 1-0