Otago Daily Times

Exploited positional weakness

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TODAY’S game is from the 2016 New Zealand Open, held in Auckland. The tournament was very strong, boasting six players above 2500, and many other masters and 2000+ players. Some of you may remember, former chess prodigy and World Chess Championsh­ip challenger Nigel Short (2684) even made an appearance at this event. The game we are looking at is the roundsix miniature between French GM Matthieu Cornette (2591) and English GM Gawain Jones (2625), which displays an impressive­ly quick and calm dismantlin­g of an incredibly strong player who forgot his chess basics. Cornette had the White pieces.

1 d4g6

2 e4 Bg7

3 Nc3 d6

Cornette chooses to reply with the standard line, 3 Nc3, to Jones’ Modern defence (B06). Adopting this hypermoder­n opening, Black takes a step back from the centre, temporaril­y surrenderi­ng it to White. Black will work to undermine and weaken White’s centre without trying to occupy it himself.

4 Be3 a6

5 a4 Nc6

6 h3e5

7 d5 Nce7

White takes his large centre with 7 d5 and Black immediatel­y prepares the f5 break to undermine it with 7 — Nce7.

8 g4f5

White understand­ably doesn’t want Black to get away with this and plays g4, trying to weaken Black’s king position with 8 — f5, 9 gxf5 gxf5, 10 Qh5+, but fearlessly, Black plays it anyway, seeing that he is well positioned after 10 — Kf8.

9 f3c5

Cornette plays slowly here with 9 f3 and we feel the initiative start to shift to Black. Better was going with the above line 9 gxf5 gxf5, 10 Qh5+ Kf8, and keeping some pressure with 11 Qf3. Jones whips c5 on the board, and if White isn’t careful, he’ll soon be sinking in quicksand.

10 a5 Nf6

Black would have done well to find 10 dxc6 bxc6, 11 Bc4, cutting through White’s kingside light squares. Black would be under pressure to find a good way to develop his pieces here. The game move 10 a5 is good to prevent

Black playing b5, keeping his queenside pawns connected. 11 Qd2 OO

12 Bc4 Rb8

13 Nge2 Bd7

14 g5? Nh5

This is where things really start to go wrong for White. For no good reason White gives Black’s knight a way forward. Black is all too happy to begin the infiltrati­on. Better was something less committal such as 14 Rg1 or 14 b3, patiently optimising his pieces before opening the position on more favourable terms.

15 Na4?! Nc8

16 exf5?! Rxf5

17 Rf1?! Bxa4!

The last three of White’s moves have been moving away from the centre, inviting Black’s piece forward, and responding to his opponent’s move, respective­ly. These things promote positional weakness and increase his opponent’s ability to exploit them. Jones’ keen eye spots a cute combinatio­n to swiftly finish the game.

18 Rxa4 b5

19 axb6 Nxb6

20 Bb3 Nxa4

21 Bxa4 Nf4

He resigns in recognitio­n of his helplessne­ss in the position. Black now threatens to break through with Rxb2 and Qxg5 and White can’t stop both. As the centre is all locked up, he has no counterpla­y to justify continuing the game.

01

Solution: 1 Nd6+ Qxd6 (1 — Kd8, 2 Qc7#), 2 Qf7+ Kd8, 3 Qxg8+ Qf8, 4 Qxf8#.

 ??  ?? White to move and mate in four.
White to move and mate in four.

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