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Subject: Re: Easy test endgame position

Author: Mikael Bäckman

Date: 11:11:09 05/24/04

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On May 24, 2004 at 13:30:29, John Merlino wrote:

>On May 24, 2004 at 10:20:39, Andrew Wagner wrote:
>
>>The position is: [d]8/2b5/p1k3p1/4p2p/2P1P2P/2B1K1P1/8/8 b - -
>>
>>Would your engine be able to hold a draw against a "beginner" chess engine? Be
>>sure you avoid the terrible a5?? This is an easy one, folks...
>>
>>
>>Full game:
>>
>>[Event "ICC 60 30"]
>>[Site "Internet Chess Club"]
>>[Date "2004.05.23"]
>>[Round "-"]
>>[White "DIEP"]
>>[Black "crafty"]
>>[Result "0-1"]
>>[ICCResult "White resigns"]
>>[WhiteElo "2540"]
>>[BlackElo "2740"]
>>[Opening "English: Neo-Catalan declined"]
>>[ECO "A05"]
>>[NIC "RE.09"]
>>[Time "17:54:13"]
>>[TimeControl "3600+30"]
>>
>>    1.Nf3 Nf6 2.g3 d5 3.Bg2 e6 4.O-O Be7 5.c4 O-O 6.b3 c5 7.e3 Nc6 8.Bb2 b6
>>9.Nc3 Bb7 10.cxd5 Nxd5 11.Nxd5 Qxd5 12.d4 Rad8 13.Ne5 Qd6 14.Nxc6 Bxc6 15.Qg4
>>cxd4 16.Bxd4 g6 17.Bxc6 Qxc6 18.Rac1 Qb7 19.Qf4 Rd6 20.Bb2 Rfd8 21.h4 Qa6 22.a4
>>Qe2 23.Bd4 f6 24.Rfe1 Qa2 25.Rc7 e5 26.Qe4 R6d7 27.Rxd7 Rxd7 28.Qc6 Rd8 29.Qe6+
>>Kf8 30.Bc3 Qc2 31.Qc4 a6 32.Re2 Qd3 33.Rd2 Qxc4 34.Rxd8+ Bxd8 35.bxc4 Ke7 36.e4
>>h5 37.Kf1 Kd6 38.Ke2 Kc5 39.Kd3 Bc7 40.f3 f5 41.Bd2 fxe4+ 42.fxe4 Bd6 43.Bc3 Bc7
>>44.Be1 Bd8 45.Bd2 Kc6 46.Bc3 Bc7 47.Kc2 Kd7 48.Kd2 Bd6 49.a5 bxa5 50.Bxa5 Bc5
>>51.Ke2 Bd4 52.Kf3 Kc6 53.Bb4 Bb6 54.Bc3 Bc7 55.Ke3 {diagram above} a5 56.Kd3 a4
>>57.Bb2 Bd6 58.Kc2 Kd7 59.c5 Bxc5 60.Bxe5 Ke6 61.Bf4 Bd4 62.Kc1 Ke7 63.Kc2 Ke6
>>64.Kc1 Kd7 65.Kb1 Kc6 66.Ka2 Bg7 67.Ka3 Kc5 68.Kxa4 Kd4 69.Bg5 Kxe4 70.Kb3 Be5
>>71.Kc2 Bxg3 72.Kd1 Kf3 73.Bf6 Kg4 74.Ke2 Bxh4 75.Bd4 Kh3 76.Kf1 g5 77.Be5 g4
>>{White resigns} 0-1
>
>Confused. You say to avoid a5 and "hold the draw", but in the actual game Black
>played a5 and won.
>
>jm


I think Andrew put the wrong 'a5 diagram' here. One should try to avoid 49. a5

/Mikael



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