Otago Daily Times

Lee’s Larsen’s leads to win

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TODAY’S game is from the 2019 South Island Championsh­ips, played in Hanmer Springs recently. We are looking at the interestin­g seventhrou­nd game between Edward Lee (2099), who had the white pieces, and Felix Xie (1926).

1 b3e5

Xie replies to Lee’s Nimzowitsc­hLarsen attack with the most common modern variation. Also known as Larsen’s opening, 1 b3 is the sixthmostc­ommon opening move behind e4, d4, Nf3, c4, g3. Its success is variable, depending strongly on the user. Success was found by the late Bobby Fischer and is seen from active Hungarian GM Richard Rapport.

2 Bb2 d6

3 g3 Nf6

4 Bg2 g6

5 c4 Bg7

6 Nc3

Clamping down on the central light squares.

6 —Nc6

7 e3 OO

8 Nge2

Developing the knight towards the centre while entertaini­ng ideas of expanding with 9 d4. Note that 8 Nf3, inviting 8 — e4, is not good, where Black has lingering threats of getting a knight to d3. White will not be able to win Black’s e4 pawn via 9 Ng5 Ng4, 10 Ngxe4 without losing at least the knight.

8 —Bf5

9 e4 Be6

10 d3 Qd7

11 h3 Ne8

12 g4!?

An interestin­g idea, aiming to sidestep any of Black’s ideas to keep White’s pawns from rolling. A more precise move was 12 f4, with plans of Qd2 and OOO. The best idea for Black after the game move is to exploit White’s weakened dark squares with 12 — Qd8, 13 OO Qh4. 12 —f5

13 exf5 gxf5

14 g5 Bf7?!

Lee’s g5 pawn is not easily attacked and makes it hard for Xie to rally troops to his king’s defence. Xie’s move Bf7 aims to pin the e2 knight with Bh5, but this isn’t effective enough, since it can be sidesteppe­d with 15 Qd2. Better was 14 — f4.

15 Qd2 Bh8?!

Making room for the knight, but this plan is too slow, and Xie’s pieces end up awkwardly placed. Better was 15 — Bh5, 16 Ng3 Bf7, 17 h4 f4.

16 OOO Ng7

17 Rdg1 Rab8

18 Bf3 Bh5

19 Bd5+ Bf7?!

Xie seems to have made headway towards plugging up his position sufficient­ly. However, Lee makes sure that this doesn’t happen . . .

20 g6!

Leading to further activation of the rooks.

20 — hxg6

21 Rxg6 Ne7

22 Rh6 Nxd5

23 cxd5 b5?

Far too slow. The best defence is 23 — f4, 24 Rg1 Qf5.

24 Rg1 Qe7??

Xie overlooks a mate in 3, which is today’s puzzle. The strongest resistance is 24 — f4, 25 Nxf4 exf4, where Black will fall shortly.

25 Rxh8+ Kxh8

26 Qh6+ Kg8

27 Rxg7#

10

Solution: 25 Rxh8+!, the rest is forced . . . 25 — Kxh8,

26 Qh6+ Kg8, 27 Rxg7#

(or 27 Qxg7#). Black is punished for his weak king position paired with the awkward placement of his defending pieces.

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

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