Bloise, Frank v. Nonella, Aldo

Bergen County Closed, Round 1

March 3. 2008

Fritz 11

 

Prize for Biggest Upset U1700

 

English Opening: 1...e6

 

1.Nf3         Nf6

2.c4           d5

3.e3           e6

4.a3           a5 [4...Be7 5.b4 0–0 6.Bb2 b6 7.Qc2 c5 (7...Bb7 8.c5 bxc5 9.bxc5 Ne4 10.d4 Nc6

11.Nbd2 Nxd2 12.Nxd2 Bf6 13.f4 Qc8 14.Bd3 g6 15.h4 Ba6 16.h5 Bxd3 17.Qxd3 a5

18.Bc3 Bg7 19.Rb1 Qa6 20.Qxa6 Rxa6 21.Rb7 Rc8 22.hxg6

 Laco,G (2143)-Frumson,Y (2317)/Arvier 2006/CBM 114 ext/½–½ (51))

8.bxc5 bxc5 9.Bd3 Nc6 10.cxd5 exd5 11.0–0 Bb7 12.Bxf6 Bxf6 13.Nc3 g6 14.Rab1 Rb8

15.Qa4 Bxc3 16.dxc3 Qf6 17.Rfd1 Ba8 18.Rxb8 Rxb8 19.Bb5

Kozul,Z (2590)-Sosonko,G (2515)/Bled 1997/CBM 057 ext/½–½ (50)]

5.Nc3         Be7 [5...Bd7 6.d4 Bc6 7.Ne5 Be7 8.Nxc6 Nxc6 9.Bd2 0–0 10.cxd5 exd5

11.g3 Qd7 12.Bg2 Rfe8 13.0–0 Nd8 14.Rc1 c6 15.Na4 Qf5 16.Qc2 Qxc2 17.Rxc2 Ne6

18.Rfc1 Bf8 19.Be1 Nd7 20.Nc3 Londyn,R (2278)-Prachar,J (2008)/Prague 2004/

CBM 102 ext/1–0 (32)]

6.Be2        0–0

7.0–0         c5

8.d4           Nc6

9.Qc2        cxd4

10.exd4     dxc4

11.Rd1      White has an active position

11.             ..Nd5

12.Bxc4     Nxc3 [12...Re8 13.Bd2²]

13.bxc3±   b6 [13...a4 14.Bb5±]

14.Ba2       [14.d5!? exd5 15.Bxd5±]

14.             ..Qc7

15.Bb1      g6

16.Bh6      White threatens to win material: Bh6xf8

16.             ..Rd8

17.h4         Bb7

18.h5         Bf6

19.hxg6     fxg6 [19...hxg6 20.Qc1=]

20.Ba2??   White pins: Ba2xe6. There were better ways to keep up the pressure [20.Re1 Re8±]

20.             ..Re8?? letting the wind out of his own sails [¹20...Nxd4 and Black has air to breath

                  21.Nxd4 Rxd4 22.Rxd4 Bxd4=]

21.Rab1     [21.Bg5 Bg7±]

21.             ..Na7          [21...Nd8 22.Ng5±]

22.Qd3      [22.Qe2 Qd6±]

22.             ..Rac8

23.Rbc1     [23.Ne5 b5 24.Nxg6 Bg7 25.Bxg7 Qxg7+-]

23...Kh8    [23...Qd6 24.Ng5²]

24.Qe3      [24.Ng5 b5 25.Nxe6 Qd6+-]

24...Qd6    [¹24...Nb5!?±]

25.Nh2      Qxa3

26.Bb1?? A transit from better to worse [¹26.Ng4!? Qe7 27.Re1+-]

26...Nb5    The pressure on the backward pawn c3 grows [26...Re7!?= is worthy of consideration]

27.Ng4±    Qe7

28.Nxf6     Qxf6

29.Bf4       [29.Bg5 Qg7 30.Bf4 Qf7±]

29.             ..Kg8²

30.Be5      The bishop dominates

30.             ..Qf7

31.c4         White threatens to win material: c4xb5

31.             ..Nc7 [31...Na7 32.c5 bxc5 33.dxc5²]

32.Rd3      [32.Qb3 b5±]

32.             ..Na6²

33.Qh6      White has a king attack

33...Qf8?   [¹33...Be4 and Black can hope to survive 34.Rh3 Bf5²]

34.Qh4      h5?? terrible, but the game is lost in any case [34...Re7+-]

35.Rg3      Qe7

36.Rxg6+ Kf8

37.Qxh5    [37.Bd6 Kf7 38.Qf4+ Qf6 39.Qxf6#]  

37.             ....Resigns

 

                      Final Position