Author: blass uri
Date: 11:57:28 10/26/98
Go up one level in this thread
On October 26, 1998 at 12:43:26, Bruce Moreland wrote:
>Here is the tail end of a game played between my program (Ferret) on a 533 mhz
>Alpha and Crafty on a dual 450 mhz Pentium II, at time control of 5 0, on ICC.
>
>My program got smoked in a K+P ending it traded into (apparently) voluntarily.
>
>One of the things you hear about if you talk to old-timers in this field is that
>the square of the pawn is a totally important evaluation term. I'm not sure who
>said it, but someone said that it's worth 100 Elo points. This was a long time
>ago, back when programs would get killed in endings routinely, but I get the
>idea that this wisdom hasn't been re-evaluated much since then. It is my
>opinion that square of the pawn is worth almost nothing in practical play, since
>the number of K+P endings that actually occur, with play still in them, seems to
>be approximately zero.
>
>This ending may prove to be a counter-example. I currently don't have this
>knowledge in my program. I'm going to stick it back in and see if it
>understands this ending better.
>
>I would be interested in knowing if anyone has any thoughts about this subject
>in general or this ending in particular.
>
>[White "Ferret"]
>[Black "Box"]
>[Result "0-1"]
>[ECO "C75"]
>[WhiteElo "2986"]
>[BlackElo "2969"]
>[Opening "Ruy Lopez: modern Steinitz defense"]
>[NIC "RL.11"]
>[Time "19:46:56"]
>[TimeControl "300+0"]
>[SetUp "1"]
>[FEN "8/6pp/4pk2/4p3/2PqP3/3Q2P1/4KP2/8 w - - 18 62"]
>
>62. Qxd4 exd4 63. f4 e5 64. c5
I think that this is the losing mistake
64.fxe5+ is leading to a draw
Fritz5 and Junior5 can find 64.fxe5 in a short time(less than 25 seconds on
pentium200MMX)
Uri
> exf4 65. gxf4 h5 66. e5+ Ke6 67. Kd3 h4 68. c6
>g6 69. c7 Kd7 70. Kxd4 h3 71. Ke3 h2 {White resigns} 0-1
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