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Subject: Re: Is it a bug in Fritz-6 ? (Attention Frideric Fridel)

Author: C Morris

Date: 21:32:13 02/07/00

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I had no such crashes during analysis of your game. I used Fritz6a engine in the
Junior GUI:

New game - Junior 6.0
[Fritz 6 (45s)]

1.e4 C17: French: 3 Nc3 Bb4 4 e5 c5 sidelines 1...e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5
5.a3 Ba5 6.b4 cxd4 7.Qg4 Ne7 8.bxa5 dxc3 9.Qxg7 Rg8 10.Qxh7 Nbc6 11.Nf3 Qc7
12.Bf4 [12.Bb5 Bd7 13.0-0 Nxe5 14.Nxe5 Qxe5 15.Bxd7+ Kxd7 16.Qd3 Rac8 17.Rb1 Rc7
18.Be3 Nc6 19.f4 Qd6 20.Bd4 Qxa3 21.Ra1 Qb4 22.Bxc3 Qc5+ 23.Rf2 a6 24.Ra4 Kc8
25.Bd2 Ne7 26.Be3 Qc6 Balashov,Y-Lputian,S/Uzhgorod 1988/TD 88\01/½-½ (60)]
12...Bd7 13.a6 [13.Bd3 0-0-0 14.Bg3 Qxa5 15.0-0 Rdf8 16.Qh4 Nf5 17.Bxf5 exf5
18.h3 Be6 19.Rfd1 Kb8 20.Qf4 Ne7 21.Qe3 Ng6 22.Ng5 Rc8 23.Rd4 Qb6 24.Rad1 Ka8
25.f4 Qb2 26.Ra4 b6 27.Bf2 Rc6 28.Qe2 Rgc8 29.g3 Rc4 30.Rxc4 Rxc4 31.h4 Qxa3
32.h5 Nxf4 33.gxf4 Rxf4 34.Nxe6 fxe6 35.Qb5 Qe7 36.Qc6+ Kb8 37.Qd6+ Qxd6 38.exd6
Rg4+ 39.Kf1 Rg8 40.d7 1-0 Balzar,A-Machelett,H/BL2-O 1996/BL2 (40)] 13...0-0-0N
[13...b6 14.Bb5 0-0-0 15.Qd3 Ng6 16.Bg3 Ncxe5 17.Bxd7+ Rxd7 18.Nxe5 Nxe5 19.Qd4
f6 20.0-0 Rdg7 21.f4 Qc4 22.Qe3 d4 23.Qe4 Nc6 24.Rad1 f5 25.Qf3 Kc7 26.Rfe1 Rg6
27.Qh5 R8g7 28.Qh8 Gross,D-Vanek,P/CZE-ch 1993/TD 93\10/1-0 (60)] 14.axb7+ Kb8
15.Qd3 d4 16.Rb1 Rg4 17.Bg3 Nf5 18.Be2 Na5 19.0-0 Bc6 20.Rb4 Bd5 21.Rfb1 Be4
22.Qd1 Nc6 23.Rb5 d3 24.cxd3 Ncd4 25.Ne1 [¹25.Nxd4 White clearly has the better
chances 25...Rxg3 Demolishes the pawn shield 26.dxe4²] 25...Rxg3 Demolition of
pawn structure 26.hxg3 [26.fxg3 Theme: Deflection from e3 26...Ne3] 26...Nxb5
27.Rxb5 Nd4 28.Rb4 [Not 28.dxe4 Nxb5 29.Bd3 Qxe5µ] 28...c2 29.Nxc2 Nxe2+ 30.Qxe2
Bxd3 31.Qg4 Qxc2 32.Qh4 Threatening mate... how? 32...Qc7 33.Kh2 a5 34.Rb2 Rd5
35.Qh8+ Qd8 The mate threat is Qxh8 36.Qg7 Rd7 37.Qg4 Ba6 38.Qh4 Bxb7 39.Rb5 Qc7
40.a4 Ka7 [40...Qc1 41.Qh7-+ (41.Rxa5 Rd1 42.Qh8+ Bc8 43.Rb5+ Ka7 44.Ra5+ Kb7
45.Rb5+ Ka6 46.Qxc8+ Qxc8-+) ] 41.Qh6 [41.Qf4 Qc3 42.g4 Bc6-+] 41...Qc3
Threatening Bc6 42.Qf8 f5 Do you see the mate threat?[42...f5 43.Qc5+ Qxc5
44.Rxc5 Rd5 45.Rxd5 Bxd5-+]  Line





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