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Subject: Re: Do programs need Openning books for correspondance chess???

Author: Dann Corbit

Date: 01:17:14 03/27/04

Go up one level in this thread


On March 27, 2004 at 03:39:49, Derek Paquette wrote:

>On March 26, 2004 at 21:21:07, Dann Corbit wrote:
>
>>On March 26, 2004 at 19:27:25, Derek Paquette wrote:
>>
>>>HI folks,
>>>the topic is self explanatory
>>>if your program is looking 25ply ahead in a correspondance chess match,
>>>would it really even need an openning book?
>>
>>Try your favorite chess program on the Evans Gambit
>>
>>In particular, this position is worth a look.  Make sure your book is turned
>>off:
>>[D]r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQ1RK1 b kq - am dxc3; bm Nge7;
>>
>>Many other gambits may prove troublesome sans book.
>>
>>I would be interested to see which programs can solve this problem from first
>>principles in tournament time control.
>
>
>So the move to make is nge7 and the move to avoid is dxc3??

Quite right.

[Event "Ch Hungary"]
[Site "Budapest HUN"]
[Date "1971.??.??"]
[Round "?"]
[White "Sax, Gyula"]
[Black "Honfi, Karoly"]
[Result "1-0"]
[ECO "C52"]
[BlackElo "2450"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 Ne5 9.Nxf7 Nxf7 10.Bxf7+ Kxf7 11.Qh5+ g6 12.Qxa5 d5
13.cxd4 dxe4 14.Nc3 Bf5 15.Qb4 Qd6 16.Qb3+ Kg7 17.Nb5 Qd5 18.Nxc7
Qxb3 19.axb3 Rac8 20.Bf4 Kf7 21.Rxa7 Nc6 22.Ra4 g5 23.Bg3 Kg6
24.d5 Nd8 25.Rb4 Rf8 26.f3 exf3 27.Rxf3 Rf7 28.Rb6+ Kg7 29.Ne8+
Kf8 30.Nd6 Rc1+ 31.Kf2 Rc2+ 32.Ke1 Bg4 33.Nxf7 Bxf3 34.Nxd8 Bxd5
35.Nxb7 Rxg2 36.Nc5 h5 37.Ne6+ Bxe6 38.Rxe6 h4 39.Be5 Kf7 40.Rc6
Rg1+ 41.Kd2 1-0

[Event "It"]
[Site "Dresden GER"]
[Date "1984.??.??"]
[Round "7"]
[White "Lieb, Harald"]
[Black "Knuth, Hannes"]
[Result "1/2-1/2"]
[ECO "C52"]
[BlackElo "2340"]

1.e4 Nc6 2.Nf3 e5 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 Ne5 9.Bb3 d5 10.cxd4 Nc4 11.Bxc4 dxc4 12.Bb2 1/2-1/2

[Event "It (cat.19)"]
[Site "Sarajevo (Bosnia & Herzegovina)"]
[Date "2000.??.??"]
[Round "10"]
[White "Short, Nigel D"]
[Black "Adams, Michael"]
[Result "1/2-1/2"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Bb3 O-O 11.Nxh7 Kxh7 12.Qh5+ Kg8
13.Qxe5 Nf5 14.Bd2 c5 15.dxc6 bxc6 16.Re1 Bc7 17.Qe4 Qf6 18.Bf4 1/2-1/2

[Event "?"]
[Site "?"]
[Date "????.??.??"]
[Round "?"]
[White "?"]
[Black "?"]
[Result "1-0"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 Ne5 9.Nxf7 Nxf7 10.Bxf7+ Kxf7 11.Qh5+ g6 12.Qxa5 d5
13.cxd4 dxe4 14.Nc3 Bf5 15.Qb4 Qd6 16.Qb3+ Kg7 17.Nb5 Qd5 18.Nxc7
Qxb3 19.axb3 Rac8 20.Bf4 Kf7 21.Rxa7 Nc6 22.Ra4 g5 23.Bg3 Kg6
24.d5 Nd8 25.Rb4 Rf8 26.f3 exf3 27.Rxf3 Rf7 28.Rb6+ Kg7 29.Ne8+
Kf8 30.Nd6 Rc1+ 31.Kf2 Rc2+ 32.Ke1 Bg4 33.Nxf7 Bxf3 34.Nxd8 Bxd5
35.Nxb7 Rxg2 36.Nc5 h5 37.Ne6+ Bxe6 38.Rxe6 h4 39.Be5 Kf7 40.Rc6
Rg1+ 1-0

[Event "Corus"]
[Site "Wijk aan Zee NED"]
[Date "2001.01.17"]
[Round "4"]
[White "Morozevich, Alexander"]
[Black "Adams, Michael"]
[Result "0-1"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Bb3 O-O 11.cxd4 Ng4 12.Qf3 Nf6 13.Ba3
h6 14.Ne4 Nxe4 15.Qxe4 Re8 16.Bb2 Nf5 17.Qf4 Bb4 18.Na3 Bd6 19.Qd2
Qh4 20.g3 Qh3 21.Nc4 b5 22.Ne5 Bb7 23.Rae1 a5 24.a3 b4 25.axb4
Bxb4 26.Bc3 Bxc3 27.Qxc3 Nh4 0-1

[Event "WC.1996.F.00001"]
[Site "IECG"]
[Date "1996.??.??"]
[Round "?"]
[White "Johnson, Maurice W"]
[Black "Webb, Simon"]
[Result "1/2-1/2"]
[ECO "C52"]
[Source "IECG"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Bb3 O-O 11.cxd4 Ng4 12.Ba3 Nh6 13.Nd2
b5 14.Nde4 b4 15.Qc2 Nhf5 16.Qc5 bxa3 17.Qxa5 Bb7 18.Nf3 Bxd5
19.Ned2 c6 20.Qxa3 Ng6 21.Rfe1 Bxf3 22.Nxf3 Nxd4 23.Nxd4 Qxd4
24.Rad1 Qg4 25.Qc5 Nf4 1/2-1/2

[Event "TH-M-1713.1"]
[Site "IECC"]
[Date "2002.04.23"]
[Round "?"]
[White "Morin, Stéphane"]
[Black "Corbat, Philippe"]
[Result "1-0"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Qxd4 f6 11.Re1 Bb6 12.Qh4 N5g6 13.Qh5
fxg5 14.Bxg5 Bxf2+ 15.Kxf2 O-O+ 16.Kg1 Qd6 17.Bxe7 Nxe7 18.Nd2
Qc5+ 19.Kh1 Nf5 20.Bb3 Nd6 21.Ne4 Nxe4 22.Rxe4 Bf5 23.Rc4 Qf2
24.Qf3 Qxf3 25.gxf3 Rf7 26.d6 Kf8 27.dxc7 Rc8 28.Rf4 Rcxc7 29.Bxf7
Rxf7 30.Re1 g6 31.c4 Bh3 32.Rxf7+ Kxf7 33.c5 Be6 34.Kg2 Bxa2
35.Ra1 Bd5 36.Rxa7 Ke6 37.Ra1 Ke5 38.Rd1 g5 39.Kf2 h6 40.Ke3
h5 41.Rg1 Kf5 42.h4 gxh4 43.Rh1 Bc6 44.Rxh4 Kg5 45.Rd4 Kf5 46.Rd8 1-0

[Event "Reb12_Shr704  Ath 1.3/64  90m+30s"]
[Site "Zurich SUI"]
[Date "2003.12.01"]
[Round "14"]
[White "Shredder 7.04"]
[Black "Rebel 12"]
[Result "1/2-1/2"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Qxd4 f6 11.Bb3 Bb6 12.Qe4 Bf5 13.Qa4+
Qd7 14.Qxd7+ Bxd7 15.Ne6 Bxe6 16.dxe6 O-O-O 17.Nd2 Nd3 18.Ne4
Nxc1 19.Raxc1 h6 20.Ng3 g6 21.Ne4 Rhf8 22.Ba4 Rd5 23.Rfd1 Re5
24.Bd7+ Kb8 25.Re1 Ba5 26.Kf1 c6 27.Nd2 Rxe1+ 28.Kxe1 Bc7 29.Rd1
f5 30.Nf3 g5 31.h3 g4 32.Nd4 c5 33.Nc2 gxh3 34.gxh3 f4 35.Kd2
Rf5 36.c4 Rh5 37.Rh1 Rh4 38.Na3 f3 39.Ke3 Rf4 40.Rg1 Rh4 41.Rh1
Rf4 42.Rg1 Rh4 43.Rh1 1/2-1/2

[Event "Arne Henriksen Memorial"]
[Site "DSU"]
[Date "2000.02.15"]
[Round "?"]
[White "Bohak, Janko (SLO)"]
[Black "Mousessian, John (USA)"]
[Result "0-1"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Bb3 dxc3 11.Qe2 f6 12.Ne4 a6 13.Ba3
Bg4 14.f3 Bf5 15.f4 Bg4 16.Qc2 Nf7 17.Nbxc3 Bf5 18.Rae1 O-O 19.Qe2
Nd6 20.Nxd6 cxd6 21.Qxe7 Bxc3 22.Bxd6 Bxe1 23.Qxf8+ Qxf8 24.Bxf8
Kxf8 25.Rxe1 Re8 26.Rxe8+ Kxe8 27.Kf2 Be4 28.g4 Kd7 29.Ke3 Bh1
30.a4 Kd6 31.Kd4 a5 32.h4 h6 33.g5 fxg5 0-1

[Event "5+10 128Mo c5152.ctg-1"]
[Site "Le Fou numérique"]
[Date "2003.10.30"]
[Round "2.2"]
[White "Queen 2.41"]
[Black "Nejmet 3.07"]
[Result "0-1"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Bb3 O-O 11.Qxd4 N7g6 12.Be3 Bb6 13.Qd2
Bf5 14.Bxb6 axb6 15.d6 h6 16.f4 Nd3 17.Bxf7+ Rxf7 18.Nxf7 Kxf7
19.g4 Qxd6 20.gxf5 Ngxf4 21.Qe3 Re8 22.Qf3 Qc5+ 23.Kh1 Ne1 24.Qxf4
Qc6+ 0-1

[Event "TH-M-1979.2"]
[Site "IECC"]
[Date "2003.02.13"]
[Round "?"]
[White "Morin, Stéphane"]
[Black "Nagley, Tim"]
[Result "1/2-1/2"]
[ECO "C52"]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.b4 Bxb4 5.c3 Ba5 6.d4 exd4 7.O-O
Nge7 8.Ng5 d5 9.exd5 Ne5 10.Qxd4 f6 11.Re1 Bb6 12.Qh4 fxg5 13.Bxg5
N5g6 14.Qh5 Bc5 15.d6 Bxd6 16.Nd2 Qd7 17.Ne4 Ba3 18.h3 a6 19.Rad1
Qc6 20.Bxe7 Bxe7 21.Bd5 Qb6 22.Ng5 Bf5 23.Nf7 Qf6 24.Nxh8 O-O-O
25.Rxe7 Nxe7 26.Bxb7+ Kxb7 27.Rxd8 Qxc3 28.Qd1 Nc6 29.Rd2 Qc4
30.Qf3 Be6 31.Rb2+ Ka7 32.Rb1 Bd5 33.Qg3 Nd4 34.Qe3 Qc3 35.Qxc3
Ne2+ 36.Kf1 Nxc3 37.Rc1 Nxa2 38.Rxc7+ Kb6 39.Rxg7 a5 40.Rxh7
Nb4 41.Nf7 a4 42.Rh4 Kc5 43.Nd6 a3 44.Ne4+ Kc4 45.Nf6+ 1/2-1/2





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