The only decisive game in round two of the Shamkir Tournament was the one between the world champion and the Azerbaijani's highest rated representative. Mamedyarov committed just one mistake in the opening but this proved one too many:
A game that I liked (ChessBase 13)
[Event "Shamkir Chess"]
[Site "?"]
[Date "2015.04.18"]
[Round "2.3"]
[White "Carlsen, Magnus"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[WhiteElo "2863"]
[BlackElo "2754"]
[Annotator "Bojkov, Dejan"]
[PlyCount "57"]
[EventDate "2015.??.??"]
[WhiteClock "0:39:35"]
[BlackClock "0:25:47"]
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 {Mamedyarov chose the solid, but someone
passive Schlechter line of the Slav defense. The arising positions transform
into Gruenfeld set-ups.} 5. Nc3 Bg7 6. Be2 {This move is considered more
precise than} (6. Bd3 O-O 7. O-O {which allows} Bg4) 6... O-O 7. O-O b6 ({Four
years ago Vugar Gashimov won a nice game against the world champion's second
after} 7... Nbd7 8. h3 b6 9. b3 Bb7 10. Bb2 c5 11. Qc2 Rc8 12. Rad1 dxc4 13.
Bxc4 Bxf3 14. gxf3 cxd4 15. Rxd4 Ne8 16. Rd2 Nd6 {Nielsen,P (2681)-Gashimov,V
(2760) Khanty-Mansiysk 2011}) ({The guru of the Schlechter line Gata Kamsky
prefers to play} 7... a6 {This should mean something.}) 8. a4 {The idea is
either to expand on the queenside or to weaken the b5 point. Also interesting
is} (8. b4 Ne4 9. Bb2 ({Please note that the capture on e4 leads only to
equality after} 9. Nxe4 dxe4 10. Nd2 e5 $11) 9... Nxc3 10. Bxc3 Bb7 $14 {Anton
Guijarro,D (2607)-Li,C (2711) Germany 2015}) 8... a5 {Mamedyarov had some
doubts about this move.} (8... Ba6) (8... Bf5 {were tested as well previously.}
) 9. cxd5 {Diagram [#]} cxd5 $146 {Mamedyarov tries to improve upon a game by
Anand that saw:} (9... Nxd5 10. e4 Nb4 11. Be3 Bg4 12. h3 Bxf3 13. Bxf3 $14 {
with long-lasting edge for White, Anand,V (2800)-Wang,Y (2732) Nanjing 2010})
10. b3 Ne4 $2 {Both players didn't like this move. It is quite common in the
Gruenfeld but here is just bad as Black cannot free himself in the center.} ({
Instead both} 10... Nc6 11. Ba3 Nb4) ({Or} 10... Ba6 {and only after} 11. Nb5
Ne4 {are playable for Black.}) 11. Nxe4 dxe4 12. Nd2 Bb7 {Mamedyarov is forced
to get into passive defense.} ({The point is that the usual freeing move} 12...
e5 {(see the note to move eight) can be refuted in two ways. Either with the
preliminary} 13. Ba3 $1 ({Or after the immediate} 13. d5 $1 Qxd5 14. Ba3 Rd8
15. Nxe4 $16) 13... Re8 14. Nxe4 exd4 15. Nd6 $16 {In both cases with large
advantage for White.}) 13. Ba3 f5 14. Rc1 {A clever move. Carlsen does not
want to put a piece yet on c4.} Kh8 {In case that Black continues he
development with} (14... Nd7 {White has} 15. Bb5 Nf6 16. Nc4 {with a bind. One
line goes} Nd5 17. Ne5 Rc8 18. Rxc8 Qxc8 19. Bd7 Qa8 20. Be6+ Kh8 21. Nf7+ Kg8
{Quite strangely White does not win material after the many discovered attacks,
but this does not change the evaluation of the position as clearly better for
White} 22. Nd8+ Kh8 23. Nxb7 Qxb7 24. Qc2 $16) 15. Nc4 Nd7 16. d5 $1 {[%csl
Rd5] Diagram [#]} Rc8 17. d6 {Carlsen: "Once I get the pawn to d6 then the
position is, I think, very unpleasant for Black. He cannot get serious
counterplay against the king and I break through on the queenside quickly.
Mamedyarov agreed with the world champion: "It was very easy to play for White.
"} e6 ({Black loses material after} 17... exd6 18. Nxd6 (18. Qxd6 {is also
great for him.}) 18... Rxc1 19. Qxc1 Bd5 20. Rd1 Bxb3 21. Nb7 $16) 18. b4 $1 {
Strong play by Carlsen. One weakness is not enough to win the game and he
opens the road for his pieces while the black ones are busy with the d6 passer.
} axb4 19. Bxb4 Bd5 20. a5 bxa5 21. Bxa5 Qe8 22. Qa4 Bc6 23. Qb4 Rb8 24. Nb6 {
The white pieces are easily improving themselves. Now the best blockader is
challenged.} Ne5 ({For good or for bad Black had to try} 24... Nxb6 25. Bxb6
Qd7 {It is doubtful that Black can say himself after say} 26. Ba6 {White
controls the open c file and will soon break in, but this was Mamedyarov's
best chance.}) 25. Qc5 Ba8 {This loses on the spot. Once that the blockade is
gone White wins with direct attack along the seventh rank.} ({Some extra
control of the seventh rank was needed, although I suspect that both the
players had already considered Black's position hopeless after} 25... Rf7 26.
Bc3 Nd7 27. Nxd7 Bxd7 28. Bxg7+ Kxg7 29. Qe5+) 26. Bc3 {[%csl Ye5,Yh8][%cal
Ra7h7,Ra1h8] Diagram [#] Domination.} Nd7 27. Bxg7+ Kxg7 28. Nxd7 Qxd7 29. Qe5+
{Black resigned due to the checkmate (or queen loss) after} (29. Qe5+ Kh6 (
29... Kg8 30. Rc7) 30. Rc7 Qd8 31. Qg7+ Kg5 32. h4+ Kxh4 33. Qh6# {Magnus
Carlsen needed only one mistake from his opponent to punish him harshly.}) 1-0
Report.
[Event "Shamkir Chess"]
[Site "?"]
[Date "2015.04.18"]
[Round "2.3"]
[White "Carlsen, Magnus"]
[Black "Mamedyarov, Shakhriyar"]
[Result "1-0"]
[WhiteElo "2863"]
[BlackElo "2754"]
[Annotator "Bojkov, Dejan"]
[PlyCount "57"]
[EventDate "2015.??.??"]
[WhiteClock "0:39:35"]
[BlackClock "0:25:47"]
1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 {Mamedyarov chose the solid, but someone
passive Schlechter line of the Slav defense. The arising positions transform
into Gruenfeld set-ups.} 5. Nc3 Bg7 6. Be2 {This move is considered more
precise than} (6. Bd3 O-O 7. O-O {which allows} Bg4) 6... O-O 7. O-O b6 ({Four
years ago Vugar Gashimov won a nice game against the world champion's second
after} 7... Nbd7 8. h3 b6 9. b3 Bb7 10. Bb2 c5 11. Qc2 Rc8 12. Rad1 dxc4 13.
Bxc4 Bxf3 14. gxf3 cxd4 15. Rxd4 Ne8 16. Rd2 Nd6 {Nielsen,P (2681)-Gashimov,V
(2760) Khanty-Mansiysk 2011}) ({The guru of the Schlechter line Gata Kamsky
prefers to play} 7... a6 {This should mean something.}) 8. a4 {The idea is
either to expand on the queenside or to weaken the b5 point. Also interesting
is} (8. b4 Ne4 9. Bb2 ({Please note that the capture on e4 leads only to
equality after} 9. Nxe4 dxe4 10. Nd2 e5 $11) 9... Nxc3 10. Bxc3 Bb7 $14 {Anton
Guijarro,D (2607)-Li,C (2711) Germany 2015}) 8... a5 {Mamedyarov had some
doubts about this move.} (8... Ba6) (8... Bf5 {were tested as well previously.}
) 9. cxd5 {Diagram [#]} cxd5 $146 {Mamedyarov tries to improve upon a game by
Anand that saw:} (9... Nxd5 10. e4 Nb4 11. Be3 Bg4 12. h3 Bxf3 13. Bxf3 $14 {
with long-lasting edge for White, Anand,V (2800)-Wang,Y (2732) Nanjing 2010})
10. b3 Ne4 $2 {Both players didn't like this move. It is quite common in the
Gruenfeld but here is just bad as Black cannot free himself in the center.} ({
Instead both} 10... Nc6 11. Ba3 Nb4) ({Or} 10... Ba6 {and only after} 11. Nb5
Ne4 {are playable for Black.}) 11. Nxe4 dxe4 12. Nd2 Bb7 {Mamedyarov is forced
to get into passive defense.} ({The point is that the usual freeing move} 12...
e5 {(see the note to move eight) can be refuted in two ways. Either with the
preliminary} 13. Ba3 $1 ({Or after the immediate} 13. d5 $1 Qxd5 14. Ba3 Rd8
15. Nxe4 $16) 13... Re8 14. Nxe4 exd4 15. Nd6 $16 {In both cases with large
advantage for White.}) 13. Ba3 f5 14. Rc1 {A clever move. Carlsen does not
want to put a piece yet on c4.} Kh8 {In case that Black continues he
development with} (14... Nd7 {White has} 15. Bb5 Nf6 16. Nc4 {with a bind. One
line goes} Nd5 17. Ne5 Rc8 18. Rxc8 Qxc8 19. Bd7 Qa8 20. Be6+ Kh8 21. Nf7+ Kg8
{Quite strangely White does not win material after the many discovered attacks,
but this does not change the evaluation of the position as clearly better for
White} 22. Nd8+ Kh8 23. Nxb7 Qxb7 24. Qc2 $16) 15. Nc4 Nd7 16. d5 $1 {[%csl
Rd5] Diagram [#]} Rc8 17. d6 {Carlsen: "Once I get the pawn to d6 then the
position is, I think, very unpleasant for Black. He cannot get serious
counterplay against the king and I break through on the queenside quickly.
Mamedyarov agreed with the world champion: "It was very easy to play for White.
"} e6 ({Black loses material after} 17... exd6 18. Nxd6 (18. Qxd6 {is also
great for him.}) 18... Rxc1 19. Qxc1 Bd5 20. Rd1 Bxb3 21. Nb7 $16) 18. b4 $1 {
Strong play by Carlsen. One weakness is not enough to win the game and he
opens the road for his pieces while the black ones are busy with the d6 passer.
} axb4 19. Bxb4 Bd5 20. a5 bxa5 21. Bxa5 Qe8 22. Qa4 Bc6 23. Qb4 Rb8 24. Nb6 {
The white pieces are easily improving themselves. Now the best blockader is
challenged.} Ne5 ({For good or for bad Black had to try} 24... Nxb6 25. Bxb6
Qd7 {It is doubtful that Black can say himself after say} 26. Ba6 {White
controls the open c file and will soon break in, but this was Mamedyarov's
best chance.}) 25. Qc5 Ba8 {This loses on the spot. Once that the blockade is
gone White wins with direct attack along the seventh rank.} ({Some extra
control of the seventh rank was needed, although I suspect that both the
players had already considered Black's position hopeless after} 25... Rf7 26.
Bc3 Nd7 27. Nxd7 Bxd7 28. Bxg7+ Kxg7 29. Qe5+) 26. Bc3 {[%csl Ye5,Yh8][%cal
Ra7h7,Ra1h8] Diagram [#] Domination.} Nd7 27. Bxg7+ Kxg7 28. Nxd7 Qxd7 29. Qe5+
{Black resigned due to the checkmate (or queen loss) after} (29. Qe5+ Kh6 (
29... Kg8 30. Rc7) 30. Rc7 Qd8 31. Qg7+ Kg5 32. h4+ Kxh4 33. Qh6# {Magnus
Carlsen needed only one mistake from his opponent to punish him harshly.}) 1-0
Report.
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