[Event "Russian Team Championship"]
[Site "Loo RUS"]
[Date "2013.??.??"]
[Round "?"]
[White "Grachev, Boris"]
[Black "Chadaev, Nikolai"]
[Result "1-0"]
[WhiteElo "2693"]
[BlackElo "2582"]
[Annotator "Weaknesses"]
[SetUp "1"]
[FEN "3r2k1/1p1qnpp1/p4n1p/3p4/5N2/1P2P1NP/PQ3PP1/3R2K1 w - - 0 25"]
[PlyCount "61"]
[EventDate "2013.04.07"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "RUS"]

{White has a slight advantage in a position with an isolated pawn on d5, but
withouth active counterplay for Black. But this is in itself not enough to win
the game.[%csl Gd5,Gg7]} 25. Ngh5 $1 Nxh5 (25... Ne8 $6 {looks necessary, but
White has a nice combination in} 26. Nxd5 $1 Nxd5 27. e4 $16 {with the point of
} Qe6 28. exd5 Rxd5 29. Rxd5 Qxd5 {being answered with} 30. Qxg7+ $3 Nxg7 31.
Nf6+ {and the endgame is a trivial, but long, win.}) 26. Nxh5 f6 27. Nf4 $16 {
With the extra weakness of the black kingside White has made a significant
improvement. Maybe a future computer will do a tablebases analysis here and
declare it a draw; but for now we will say it is a path of suffering for Black.
} Qc8 28. Rd3 Qf5 29. Qd2 Qe5 30. Rd4 g5 31. Nd3 Qe6 32. Nb4 a5 33. Nc2 Rc8 34.
Ne1 b6 35. Nf3 Qc6 36. Qe2 Qc2 37. Rd2 Qb1+ 38. Rd1 Qc2 39. Qe1 Qe4 40. Qf1 Qe6
41. Nd4 Qd6 42. Qd3 Qe5 43. a3 Kg7 44. Qa6 Qb8 45. b4 axb4 46. axb4 Rc3 47. Qb5
Kf7 48. Qd7 Qe5 49. b5 Qc7 50. Qe6+ Kg6 51. g4 Rc1 52. Rxc1 Qxc1+ 53. Kg2 Qc7
54. Nc6 Nxc6 55. bxc6 1-0

[Event "Greek Team Championship"]
[Site "Porto Rio Hotel"]
[Date "2012.??.??"]
[Round "?"]
[White "Caruana, Fabiano"]
[Black "Macieja, Bartlomiej"]
[Result "1-0"]
[WhiteElo "2770"]
[BlackElo "2614"]
[Annotator "Deep Calculation"]
[SetUp "1"]
[FEN "3r2k1/1b2rp1p/p3p1p1/6Pn/1p2Nq1P/1P1B1P2/P1P2Q2/1K1RR3 w - - 0 27"]
[PlyCount "13"]
[EventDate "2012.??.??"]

{[%csl Ga6,Gd8,Gg8]} 27. Qb6 $6 {This shows how difficult chess is. White wins
a pawn and gets winning chances. Of course the Italian no. 1 goes for it. But
actually there was a much stronger move:} (27. Bxa6 $3 $16 {The b4-pawn is
still exposed after this blow. The main point to it is that} Rxd1+ 28. Rxd1
Bxa6 $2 {fails to} 29. Rd8+ Kg7 30. Qd4+ f6 31. Rd7 $1 {with mate in not too
many moves.}) 27... Red7 $2 {A further blunder; one mistake is a rare sight,
they usually travel in pairs.} (27... Qc7 {was necessary. After} 28. Qxb4 Red7
{White has won a pawn, but still have some structural problems. Winning this
is not going to be easy; for example:} 29. Be2 Bxe4 30. fxe4 Rxd1+ 31. Rxd1
Rxd1+ 32. Bxd1 Ng3 33. Kb2 Qf4 $14) 28. Nc5 $1 {White just wins material. What
did Black miss?} Bxf3 29. Nxd7 Rxd7 30. Rf1 $5 ({Even simpler was} 30. Be2 $1 {
on account of} Rxd1+ 31. Rxd1 $1 Bxe2 32. Rd8+ Kg7 33. Qc5 {with mate.}) 30...
Qg3 31. Rd2 e5 32. Qxb4 Bg4 33. Bc4 1-0

[Event "Bucharest"]
[Site "?"]
[Date "2012.??.??"]
[Round "?"]
[White "Caruana, Fabiano"]
[Black "Nisipeanu, Liviu-Dieter"]
[Result "1/2-1/2"]
[WhiteElo "2786"]
[BlackElo "2668"]
[Annotator "Elimination"]
[SetUp "1"]
[FEN "6k1/1p3pp1/p3p2p/P3P2P/RPQ1p3/2P1KP2/5P2/2q5 w - - 0 34"]
[PlyCount "6"]
[EventDate "2012.11.07"]

{Caruana was probably short of time, or he would have given up the rook rather
than the chance of winning the game![%cal Ge3d4,Gd4c5,Gc5b6,Rc1e1,Re1f2]} 34.
Kxe4 $2 (34. Kd4 $1 {was the winning move:} Qd1+ 35. Kc5 Qxa4 36. Kb6 {and
Black will lose something vital in a moment.}) 34... Qe1+ {Black delivers
perpetual check.} 35. Kf4 Qc1+ 36. Ke4 Qe1+ 1/2-1/2

[Event "Malmo"]
[Site "?"]
[Date "2012.??.??"]
[Round "?"]
[White "Caruana, Fabiano"]
[Black "Grandelius, Niels"]
[Result "1-0"]
[WhiteElo "2770"]
[BlackElo "2556"]
[Annotator "Candidates"]
[SetUp "1"]
[FEN "1r1q1rk1/5pp1/2Q1p2p/3pP1b1/N2P2P1/p5BR/1P3P1P/3R2K1 b - - 0 29"]
[PlyCount "26"]
[EventDate "2012.05.09"]
[EventRounds "7"]
[EventCountry "SWE"]
[EventCategory "16"]
[Source "Mark Crowther"]
[SourceDate "2012.05.21"]

{Caruana was very lucky not to lose this one![%csl Ga4,Gb2,Gc6,Yf8]} 29... axb2
$2 (29... Qa5 $1 {would have won the game. For example:} 30. bxa3 Rfc8 31. Qd7
Rc7 $19 {with the idea} 32. Qd6 Qxa4 33. Qxc7 Qxd1+ {and so on.}) 30. Qc2 Qa5
31. f4 Rfc8 32. Nc5 Qb4 33. Qb1 Qc3 (33... Be7 $5) 34. Kg2 Rxc5 35. dxc5 Rb3
36. Rf1 Ra3 $2 {Black actually still had enough counterplay. The rook is so
bad on h3 that it hurts.} (36... Be7 $1 {was the right move:} 37. f5 Bxc5 38.
Rh5 Qd2+ 39. Kh3 Bf2 $1 40. fxe6 fxe6 41. Qg6 Bxg3 42. Qxe6+ Kh7 43. hxg3 Rxg3+
44. Kxg3 Qe3+ 45. Kh4 g5+ 46. Rxg5 hxg5+ 47. Kh5 Qh3+ 48. Kxg5 Qxf1 49. Qg6+
$11) 37. Rf2 {White wins.} Ra1 38. Qxb2 Qe1 39. Rh5 g6 40. fxg5 gxh5 41. Qb8+
Kg7 42. Rxf7+ 1-0

[Event "Brasov"]
[Site "?"]
[Date "2011.??.??"]
[Round "?"]
[White "Danilov, V."]
[Black "Marin, Mihail"]
[Result "1/2-1/2"]
[WhiteElo "2441"]
[BlackElo "2550"]
[Annotator "Imagination"]
[SetUp "1"]
[FEN "r3r1k1/p1nqbpp1/1p1p1n1p/2pP4/P6B/2NQ1N2/1PP1RPPP/R5K1 b - - 0 15"]
[PlyCount "9"]
[EventDate "2011.10.08"]
[EventRounds "9"]
[EventCountry "ROM"]
[Source "Mark Crowther"]
[SourceDate "2011.10.18"]

{Mihail missed a fantastic combination:[%csl Ga4,Gd5,Gh4]} 15... Ncxd5 $1 ({In
the game Mihail played} 15... a6 $2 {, when after} 16. Rae1 $11 {it was a draw
in 83 moves.}) (15... Nfxd5 $1 {transposes.}) 16. Nxd5 Nxd5 17. Qxd5 Bxh4 {
Black just has an extra pawn. The compensation is not enough.} 18. Rxe8+ $6 (
18. Rae1 $17) 18... Rxe8 19. Nxh4 {would allow him to reveal the point of the
combination:} Qxa4 $3 {[%csl Ra1,Rh4][%cal Ga4h4,Ga4a1,Ge8e1]} 1/2-1/2

[Event "Torquay"]
[Site "?"]
[Date "2013.??.??"]
[Round "?"]
[White "Jones, Gawain"]
[Black "Mason, Donald"]
[Result "1-0"]
[WhiteElo "2643"]
[BlackElo "2204"]
[Annotator "Include all the Pieces in the Attack"]
[SetUp "1"]
[FEN "r4rk1/1pq1bppp/p2p1n2/3P4/P2B1R2/8/1PPQB1PP/R5K1 w - - 0 19"]
[PlyCount "11"]
[EventDate "2013.07.29"]

{White has a lot of tempting moves here and for this reason it is an
especially dangerous position! Because it is so easy to do something active
before it is time.[%csl Ya1]} 19. Ra3 $1 {Yes, we should include all the
pieces in the attack when possible!} (19. Bd3 $5 {makes some sense too. There
are many good moves in this type of good position.}) (19. Bxf6 $2 {is the only
thing White should not do. Don't give away all of your active pieces when it
is not necessary!} Bxf6 20. Rxf6 gxf6 21. Qh6 {This idea is quite natural; it
might work. But it doesn't.} Qb6+ $1 22. Kh1 Qxb2 23. Rf1 f5 $15 {White is
struggling to prove his compensation.}) (19. Raf1 $5 {is the second best move.
Here Black could hold the position together objectively with the awful 19...
Ne8. The point is that} Nd7 {is refuted with brute force:} 20. Bxg7 $1 (20. Rg4
Ne5 21. Qh6 g6 22. Rf5 $3 {is a computer line; but I prefer to see what humans
find.}) 20... Kxg7 21. Rg4+ Kh8 22. Qh6 Qb6+ 23. Kh1 Qxb2 24. Rf5 $1 {and
White wins on account of} Rg8 25. Qxh7+ $1 Kxh7 26. Rh5# {as demonstrated by
one of my students.}) 19... Nd7 $6 {This makes it easy for White.} (19... Ne8 {
offered the most resistance. White wins, though there is nothing direct.} 20.
Rf5 $1 {This mysterious move is the strongest.} (20. Rg3 g6 {is of course
great for White as well.}) 20... h6 (20... Qd7 21. Qf4 {and the other pieces
will join the attack unhindered.}) 21. Rh3 {Serious sacrifices are threatened.}
Bg5 22. Rxg5 hxg5 23. Bd3 $18 f5 24. Qxg5 Qf7 (24... Qd7 25. Qg6 {with a home
invasion.}) 25. c4 {White wins slowly. All his pieces are endlessly superior.
For example:} Nf6 26. Qh4 Qg6 27. Rg3 Qh7 28. Bxf6 {and the technical phase
has started.}) 20. Bxg7 $1 Kxg7 21. Rg4+ Kh8 22. Qh6 {Black resigned.} Rg8 23.
Qxh7+ $1 Kxh7 24. Rh3+ 1-0