pgn style with analisis:

[Event "5th Kings Tournament"]

[Site "Medias/Romania"]

[Date "2011.06.17"]

[Round "6"]

[White "Nakamura, Hikaru"]

[Black "Carlsen, Magnus"]

[Result "1/2-1/2"]

[ECO "C95"]

[Annotator "Rogozenco,D"]

[PlyCount "67"]

[EventDate "2011.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3

d6 9. h3 Nb8 {The knight goes to d7 freeing the path for the c-pawn.} 10. d4

Nbd7 {[#] With plenty of strategical ideas for both sides the Breyer

Variation of the Ruy Lopez is a classical opening line, which Magnus Carlsen

played many times before.} 11. c4 {Nakamura certainly relied on the surprise

factor of this move.} ({In the vast majority of games White plays here} 11.

Nbd2) 11... c6 12. Nc3 {"I was very happy when I saw this move, as now I can

conveniently close the position", said Carlsen after the game.} (12. a3 {would

have kept somewhat more tension in the position.}) 12... b4 13. Na4 c5 14. d5 {

In this close position the main battlefield is going to be the kingside.} Re8

$5 {[%csl Ra4,Rf4][%cal Gd7f8,Gf8g6] [#] A somewhat unexpected move in such

positions. Usually in this structure Black is trying to prepare f7-f5 and

therefore he needs the rook on f8 for that. However, Carlsen had another plan

in mind - he wanted to transfer the knight to g6.} 15. Bc2 Nf8 16. a3 a5 17. b3

{The knight from a4 is coming to d3.} Ng6 18. Nb2 Bd7 {[%cal Gb2d3,Gf3h2,Yh2g4,

Yh2f1] [#]} 19. Nh2 {Now Nakamura improves the position of the other knight.}

h6 {And Carlsen is doing the same - the knight from f6 needs a square in order

to prepare the favourable for Black exchange of the dark-squared bishops via

g5.} 20. Nf1 Nh7 21. Ne3 Bg5 22. axb4 axb4 23. Rxa8 Qxa8 24. Nf5 Bxc1 25. Qxc1

{[#]} Bxf5 {Continuing to exchanges pieces. Black wasn't obliged to hurry and

could keep a comfortable position with 25...Qa6 - a move which Magnus, as he

admitted, would have normally played, had he not been feeling tired.} 26. exf5

Ngf8 {Already around here Carlsen saw the possible repetition of moves and he

just went for it without second thought.} 27. Nd1 Nf6 28. f3 Qa2 29. g4 Ra8 30.

Nf2 Qa3 {[#] White cannot really avoid the repetition. At this moment both

sides must have been happy with the outcome.} 31. Qb1 (31. Qd2 {allows Black

to improve with} Qb2) ({while the only reasonable attempt} 31. h4 {can bring

White nothing but troubles in the arising endgame mentioned by Carlsen:} Qxc1

32. Rxc1 g5 33. fxg6 Nxg6 34. Bxg6 fxg6 35. g5 hxg5 36. hxg5 Nh5 37. Ne4 Ra6 {

and with his rook on the open file only Black can play for a win.}) 31... Qa2

32. Qc1 Qa3 33. Qb1 Qa2 34. Qc1 1/2-1/2

[Event "5th Kings Tournament"]

[Site "Medias/Romania"]

[Date "2011.06.17"]

[Round "6"]

[White "Radjabov, Teimour"]

[Black "Ivanchuk, Vassily"]

[Result "1/2-1/2"]

[ECO "D41"]

[Annotator "Rogozenco,D"]

[PlyCount "90"]

[EventDate "2011.??.??"]

1. Nf3 Nf6 2. c4 e6 3. Nc3 d5 4. d4 c5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 cxd4 8.

cxd4 {[#] Many chessplayers say that the best way to prepare against Ivanchuk

is not to prepare at all, because the Ukrainian can play everything. This

particular position Ivanchuk played three times in his career.} Bb4+ (8... Nc6

9. Bc4 b5 10. Be2 a6 {was Van Wely,L (2605)-Ivanchuk,V (2740)/Monte Carlo 1998}

) 9. Bd2 Bxd2+ 10. Qxd2 O-O 11. Bc4 b6 ({Twice in the past Ivanchuk played}

11... Nd7) 12. O-O Bb7 13. Rfe1 Nc6 14. Rad1 Rc8 {[#]} 15. h3 {A new move.

Usually White is trying to build an initiative in the center, or an attack on

the kingside.} ({Here is an example of a typical White's attack:} 15. Qf4 Na5 (

15... Qf6 16. Qg4 Qg6 {is what Radjabov didn't like.}) 16. Bd3 Nc4 17. Rc1 b5 (

17... Qd6 18. Qh4 $1) 18. d5 $1 exd5 19. e5 Qb6 20. Ng5 h6 21. Nh7 Rfd8 22.

Nf6+ Kh8 23. Qf5 g6 24. Qf4 Kg7 25. e6 Rd6 26. Ne8+ {and Black resigned before

being mated in the game Mecking,H - Guillen Ramirez,J/Ayamonte 2006}) ({The

critical continuation however is} 15. d5) 15... h6 16. Qf4 Na5 ({Now after}

16... Qf6 17. Qg4 {Black doesn't have 17...Qg6.}) 17. Bd3 Nc4 18. Rc1 ({After

the game Radjabov was keen to justify his 15th move and after some brief

analysis both players produced the following line:} 18. Re2 Qd6 19. e5 Qa3 20.

Nh2 Nb2 21. Rxb2 (21. Re3 Nxd3 22. Rexd3 Rc3) 21... Qxb2 22. Ng4 Rc3 23. Kh2 ({

or} 23. Nxh6+ gxh6 24. Qxh6 Rxd3 25. Qg5+ {and draw}) 23... Qa3 ({After} 23...

Qxa2 24. Nxh6+ gxh6 25. Qxh6 Rxd3 26. Rxd3 Be4 27. Rg3+ Bg6 28. h4 Qxf2 29. h5

{White wins}) 24. Nxh6+ gxh6 25. Qxh6 Rxd3 26. Qg5+ {with a draw. Indeed, 18.

Rc1 was in no way inferior to the game.}) 18... Qd6 $1 {A subtle use of the

inclusion of the moves h3/h6. Now if White avoids the exchange of queens, he

takes the risk to end up worse. Therefore Radjabov wisely decides to enter the

endgame and make a draw.} 19. Qxd6 ({After both} 19. Qh4 Nb2 20. Bf1 Na4) ({or

} 19. e5 Qb4 {Black is doing more than fine - he is fighting for advantage.})

19... Nxd6 20. Nd2 Rc6 21. f3 Rfc8 22. Rxc6 Rxc6 23. Rd1 {[#] In endgame only

Black can be potentially better thanks to his queenside pawn majority (the

possibility to build a passed pawn on the b-file can be important in many

types of endgames). But with accurate play White holds the balance.} Rc3 24.

Nb1 Rc7 25. Nd2 Bc8 26. Kf2 Bd7 27. Rb1 Kf8 28. Ke2 Ke7 29. g4 f6 30. h4 e5 31.

d5 b5 32. a3 a6 33. h5 Nb7 34. Nb3 Kd6 35. Kd2 Rc8 36. Be2 Kc7 37. Nc1 ({At

the press-conference Radjabov demonstrated the dangers of White's position if

he exchanges the wrong pieces:} 37. Rc1+ Kb6 38. Rxc8 Bxc8 39. Kc3 Nc5 40. Nxc5

Kxc5 41. Bf1 a5 42. Be2 Bd7 43. Bf1 Be8 44. Be2 Bf7 45. Bf1 f5 $1 {and White's

position becomes extremely shaky.}) 37... Nd6 38. Na2 a5 {[#] So Ivanchuk

succeeded to advance his pawns to the fifth rank, but he doesn't manage to go

any further, since a pawn on b4 can easily become very weak if not properly

supported.} 39. Nc3 Rb8 40. Rc1 Kd8 (40... Kb6 41. Rb1 {and Black cannot do

much, since} Kc5 {runs into} 42. Na4+) 41. Rb1 Rb7 ({This is an example of the

wrong advance b5-b3:} 41... b4 42. axb4 Rxb4 43. Rxb4 axb4 44. Na2 b3 45. Nc3

Kc7 46. Kc1 {and Black will lose the b-pawn.}) 42. Bd3 Kc7 43. Kc1 {

anticipating a possible advance of the b-pawn Radjabov brings the king closer

to the b-file.} ({At the press-conference the players established that even

allowing the advance of the b-pawn wouldn't be tragic for White. For instance:

} 43. Be2 b4 44. axb4 Rxb4 45. Rxb4 axb4 46. Na2 b3 47. Nc3 {is also a draw.})

43... Kb8 44. Rb3 Ka7 {[#] With the last move Ivanchuk is setting a trap.} 45.

Rb1 {Radjabov is accurate and sidesteps it.} (45. Kb2 {allows Black to get the

passed a-pawn (the further Black's passed pawn is from the center, the worse

for White).} b4 $1 46. axb4 a4 $1 47. Ra3 (47. Nxa4 $2 {loses a piece} Bxa4 48.

Ra3 Rxb4+ 49. Kc3 Rd4) 47... Rxb4+ 48. Kc2 Kb6 {with advantage for Black.})

45... Rb8 1/2-1/2

[Event "5th Kings Tournament"]

[Site "Medias/Romania"]

[Date "2011.06.17"]

[Round "6"]

[White "Karjakin, Sergey"]

[Black "Nisipeanu, Liviu-Dieter"]

[Result "1-0"]

[ECO "C63"]

[Annotator "Rogozenco,D"]

[PlyCount "131"]

[EventDate "2011.??.??"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 {The Schliemann Gambit again! With Radjabov and

Nisipeanu as constant participants of the Kings' Tournament, this opening line

is slowly, but firmly gaining popularity in Medias.} 4. Nc3 {Nisipeanu himself

played 4.d3 in his fourth round game against Radjabov. I'll remind that Black

had no troubles to equalize in that game.} fxe4 5. Nxe4 d5 6. Nxe5 dxe4 7. Nxc6

Qg5 8. Qe2 Nf6 9. f4 Qxf4 {[#] This crazy-looking position is one of the main

lines of the Schliemann Gambit.} 10. d4 {Deviating from Carlsen,M - Nisipeanu,

L from the Kings' Tournament 2010.} ({In the mentioned game against Carlsen

Nisipeanu achieved a draw after} 10. Ne5+ c6 11. d4 Qh4+ 12. g3 Qh3 13. Bc4 Be6

14. Bg5 O-O-O 15. O-O-O Bd6 16. Rhf1 Rhe8 17. Bxf6 gxf6 18. Rxf6 Bxe5 19. Rxe6

Rxe6 20. Bxe6+ Qxe6 21. dxe5 Qh6+ 22. Rd2 Rxd2 23. Qxd2 e3 24. Qe2 Qg5 25. Kd1

Kc7 26. Qd3 Qh5+ 27. Kc1 Qh6 28. Kd1 Qh5+ 29. Ke1 Qxh2 30. Qd6+ Kc8 31. Qf8+

Kc7 32. Qe7+ Kc8) 10... Qd6 11. Ne5+ c6 12. Bc4 Be6 13. c3 Bxc4 14. Qxc4 Qd5 {

[#] White's pawn structure is better because of the potential weakness of

pawn e4. With his last move Black offered the exchange of queens. After 15.

Qxd5 cxd5 it is obvious that Black imroves the pawn formation, so White should

obviously avoid it.} 15. Qb3 {A good novelty: White is ready to exchange

queens his own way.} (15. Bg5 {and 15.0-0 have been played before. In both

cases Black doesn't have particular problems.}) 15... Bd6 $5 {A very

interesting answer that took Nisipeanu a long time. Instead of defending the

inferiour endgame after 15...Qxb3 16.axb3, the Romanian Grandmaster sacrifices

two pawns for the initiative. A brave decision against a well-prepared

opponent!} 16. Qxb7 O-O 17. Qxc6 (17. Nxc6 {would be a bad mistake due to the

simple answer} Kh8 {protecting against the check on e7 and White is losing the

knight because of the pin (Black threatens for instance 18...Rac8). If he

tries to save the knight with} 18. Qa6 {then he can easily get mated after} e3

19. O-O Bxh2+ 20. Kxh2 Qh5+ 21. Kg1 Ng4) 17... Qxc6 18. Nxc6 Ng4 {[#] So

White is two pawns up, but he is severely behind in development. His rooks are

not connected yet, while Black already started to create concrete threats. In

my opinion Black's compensation should be enough to escape with a draw.} 19.

Ne5 {This looks like a perfectly normal decision for a human - to exchange at

least one opponent's active piece even for the price of a pawn.} ({Computers

tend to keep material with} 19. h3 Bg3+ 20. Ke2 Rf2+ 21. Kd1 {which looks like

a doubtful decision for us, humans.}) 19... Bxe5 20. dxe5 {[#]} e3 $1 ({

Nisipeanu's move is stronger than} 20... Nxe5 21. Be3 Nd3+ 22. Ke2 Nxb2 23.

Rab1 {when White's bishop is clearly stronger than the black knight.}) 21. h3

Nxe5 22. Bxe3 Nc4 23. Bc5 $5 {Around here Karjakin's bishop's moves started to

confuse Nisipeanu, who didn't expect them and had little time to figure out

the best reaction each time.} (23. Bd4 Rae8+ 24. Kd1 Nxb2+ 25. Kd2 Nc4+ 26. Kc2

({After} 26. Kd3 Nb2+ {White must repeat the position.}) 26... Ne3+ 27. Bxe3

Rxe3 {is a draw.}) 23... Rae8+ 24. Kd1 Nxb2+ 25. Kd2 (25. Kc2 $2 {loses the

bishop, since after} Re2+ 26. Kb3 Rb8+ 27. Ka3 Nc4+ 28. Ka4 Re5 29. Bb4 a5 30.

Ba3 Re4 {the white king finds himself in a mating net.}) 25... Rf5 26. Bxa7 {

[#]} Rf7 ({After} 26... Rfe5 {and White can hardly avoid the repetition of

moves. For instance:} 27. Kc2 (27. a4 $4 Re2+ 28. Kc1 Nd3+ {wins for Black})

27... Nc4 28. Kd3 ({After} 28. Bd4 Re2+ 29. Kb3 Rc8 {White's king is in

troubles again.}) 28... Nb2+ 29. Kc2 Nc4 30. Kb3 Nd2+ {and White has nothing

better than repeat moves.}) 27. Bc5 $1 (27. Bd4 Nc4+ 28. Kc2 Rfe7 29. Kb3 Nd2+

30. Kb4 Rc8 {Black's attack should secure a draw.}) 27... Rd7+ {At this moment

Nisipeanu had about ten minutes left (without increment!), which is much too

little for 13-14 moves in a position where only concrete variations count. The

time trouble was certainly the main cause for Black's mistakes.} ({After} 27...

Rc7 28. Bb4 (28. Bd4 Rce7 {is a draw again after} 29. Rae1 Nc4+ 30. Kd1 Nb2+

31. Kd2) 28... Nc4+ 29. Kc2 Re2+ 30. Kb3 Rxg2 {due to the lack of coordination

between his pieces it is far from easy for White to make progress.}) 28. Kc2

Re2+ 29. Kb3 Rb7+ 30. Bb4 Nd3 31. a4 {[#]} Nxb4 (31... Re4 32. a5 Nxb4 33. cxb4

Rbxb4+ {is an immediate draw}) 32. cxb4 Re3+ (32... Re4 $2 33. b5) 33. Kc2 Rxb4

34. a5 Rc4+ 35. Kd2 Ree4 ({Better is} 35... Rcc3 {with similar ideas as in the

game}) 36. Ra3 $1 ({After} 36. a6 Rcd4+ {White can't escape the perpetual

check.}) 36... Red4+ ({Better was} 36... Rcd4+ 37. Kc1 Rc4+ 38. Kb2 Rb4+ 39.

Ka2 (39. Rb3 Ra4) 39... Re2+ 40. Ka1 Rb7 41. Rb1 Ra7) 37. Ke3 Re4+ 38. Kf3 Rf4+

39. Kg3 Rf7 40. Rb1 Ra7 {[#]} 41. a6 $2 ({White had to start with} 41. Rb6)

41... Rcc7 ({Both players missed that after} 41... Rc6 42. Rb8+ Kf7 43. Rb7+

Rxb7 44. axb7 Rb6 45. Ra7 {Black can play} Rb3+ $1 ({not} 45... Kf6 46. Ra6 $1)

46. Kf4 Kf6 {which should be a draw due to the passive position of the white

rook.}) 42. Rb6 h6 43. Kf4 Re7 44. h4 Rac7 45. Ra4 Kh7 46. g4 Ra7 {[#] How to

evaluate this position, is it a draw or win for White? This is not easy to say

without a long analysis; during the game I thought that White should be

winning thanks to the plan to bring the king to the queenside. The players

themselves felt that Black's task is very difficult, even in case if it's a

draw.} 47. h5 {A responsible decision.} (47. Re4 $5 Rf7+ 48. Ke3 {with the

idea to bring the king to the queenside.}) 47... Rac7 48. Rd6 Rc8 49. Ra3 Rf8+

50. Kg3 Rb8 51. Rc3 {[#]} Rb4 $2 ({Better was to stay with a move like} 51...

Rf7 {and in order to win White will have to show a clear plan (at the press

conference Karjakin admitted he didn't see such a plan during the game).}) 52.

Rd8 $1 Rb6 53. Ra8 (53. Ra3 Ra7 $11) 53... Rf7 {[#] Both players thought this

is the decisive mistake, because it takes away the square f7 from the king

later on.} ({But even after} 53... Rd6 54. Rcc8 ({if White plays} 54. Ra3 {then

} Ree6 55. a7 Ra6 56. Rxa6 Rxa6 57. Kf4 Ra1 {leads to a dead draw.}) 54... g5

55. Rh8+ Kg7 56. Rag8+ Kf7 57. Rd8 $1 {White wins}) 54. Rcc8 $1 Rb3+ (54... g5

55. Rh8+ Kg7 56. Rag8+ Kf6 57. Rxh6+ {wins the rook.}) 55. Kh4 g5+ 56. hxg6+

Kxg6 57. Rc6+ Kg7 58. Rd8 Rb1 59. Rdd6 Rh1+ 60. Kg3 Rg1+ 61. Kh3 Rf3+ 62. Kh2

Rgf1 ({Neither} 62... Rxg4 63. a7 Ra4 64. Ra6) ({nor} 62... Ra1 63. Rc7+ Rf7

64. Rxf7+ Kxf7 65. Rxh6 {help Black}) 63. Rd7+ Rf7 64. Rxf7+ Rxf7 65. Rc2 $1 h5

66. Ra2 ({Nisipeanu resigned due to} 66. Ra2 Ra7 67. gxh5 Kh6 68. Ra5) 1-0

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