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Subject: Re: The greatest tactical challenge for programs !

Author: Jorge Pichard

Date: 15:56:33 03/21/03

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On March 21, 2003 at 17:13:18, Vincent Diepeveen wrote:

>On March 21, 2003 at 16:47:59, Jorge Pichard wrote:
>
>>This is from an actual game played between IM Burgess and Fritz 4 in 1996, but
>>what makes this game great is the knight sacrifice in move 15.Ng6! which Not too
>>many programs will find today. I can show you the rest of the game if you want
>>me to, but first give all your top programs a shot at this, and even if white is
>>loosing by two pawn it will eventually force a win for White.
>>
>>[D]rnb1k2r/pp3pp1/2p1pq1p/8/4B1QN/8/P1P2PPP/3R1RK1 w - - 0 1
>
>Peanut for DIEP.
>
>++ h4-f3 procnr=0 terug=-881 org=[-884;-883] newwindow=[-884;520000]
>00:00 113041 113k 0 0 81390 (2) 6 (16,145) -0.814 Nh4-f3 O-O Qg4-g3 Qf6-e7 Nf3-e
>5 Rf8-d8 c2-c3 Rd8xd1 Rf1xd1
>00:02 117922 118k 0 0 235844 (2) 7 (21,254) -1.154 Nh4-f3 O-O Qg4-g3 Qf6-b2 Qg3-
>c7 Nb8-a6 Qc7-a5 f7-f5 Rd1-b1
>++ d1-d6 procnr=0 terug=-1153 org=[-1154;-1153] newwindow=[-1154;520000]
>00:03 103254 103k 0 0 315959 (2) 7 (35,305) -0.939 Rd1-d6 g7-g5 Nh4-f3 Ke8-e7 Rf
>1-d1 Qf6-f4 Qg4xf4 g5xf4
>++ d1-d3 procnr=0 terug=-938 org=[-939;-938] newwindow=[-939;520000]
>00:06 123697 124k 0 0 820112 (2) 8 (88,718) -1.157 Rd1-d6 Qf6-g5 Qg4-h3 O-O Rd6-
>d1 Qg5-a5 Qh3-b3 Rf8-d8 Nh4-f3 Rd8xd1 Rf1xd1
>++ h4-f3 procnr=1 terug=-1156 org=[-1157;-1156] newwindow=[-1157;520000]
>00:09 130361 130k 0 0 1222794 (2) 8 (156,983) -0.964 Nh4-f3 O-O Qg4-h5 Qf6-e7 Rf
>1-e1 Rf8-d8 Nf3-e5 f7-f5 Be4-f3 Rd8xd1 Re1xd1
>00:19 153557 154k 0 0 3002042 (2) 9 (205,1320) -1.077 Nh4-f3 O-O Qg4-h5 Qf6-e7 R
>f1-e1 Qe7-a3 Rd1-a1 f7-f5 Be4-d3 b7-b6
>++ e4-d3 procnr=1 terug=-1076 org=[-1077;-1076] newwindow=[-1077;520000]
>01:07 157531 158k 0 0 10584536 (2) 10 (664,3564) -1.063 Nh4-f3 Nb8-d7 Qg4-g3 Nd7
>-c5 Rf1-e1 O-O Nf3-e5 Nc5xe4 Re1xe4 Rf8-d8
>++ h4-g6 procnr=1 terug=-1060 org=[-1063;-1062] newwindow=[-1063;520000]
>01:49 159829 160k 0 0 17424603 (2) 10 (969,5014) -0.683 Nh4-g6 f7xg6 Be4xg6 Ke8-
>f8 Rd1-d3 Kf8-g8 Rd3-f3 Qf6-e7 Bg6-f7 Qe7xf7 Rf3xf7 Kg8xf7 Qg4-f4 Kf7-g8
>01:55 160581 161k 0 0 18539141 (2) 11 (986,5164) -0.683 Nh4-g6 f7xg6 Be4xg6 Ke8-
>f8 Rd1-d3 Kf8-g8 Rd3-f3 Qf6-e7 Bg6-f7 Qe7xf7 Rf3xf7 Kg8xf7 Qg4-f4 Kf7-g8
>
>dual k7 1.6ghz


Okay that is great that Diep found Ng6, but After Ng6 if you give Diep the black
side, does it find the best defense according to IM Graham Burgess ...Rg8!

Pichard



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