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Subject: Re: Tiger - Parsos??

Author: Uri Blass

Date: 14:23:01 08/24/01

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On August 24, 2001 at 16:38:19, Eduard Nemeth wrote:

>On August 24, 2001 at 16:22:35, K. Burcham wrote:
>
>
>>
>>Engine: Shredder 5
>>by Stefan Meyer-Kahlen
>>
>>  8.01	 0:01 	+1.39 	1.e5 Bh4 2.Re2 f4 3.exd6 f3 4.Re4 f2+ 5.Kf1 Bxe4 6.dxe4
>>Qxd6 (307.873) 184.2
>>  9.01	 0:03 	+1.46 	1.e5 Bh4 2.Re2 f4 3.exd6 f3 4.Re4 f2+ 5.Kf1 Qxg2+ 6.Kxg2
>>f1Q+ 7.Kh2 Bxe4 8.dxe4 cxd6 9.axb5 axb5 10.Rxa8 Rxa8 (689.668) 189.1
>> 10.01	 0:09 	+1.25 	1.e5 Bh4 2.Rf1 Nf7 3.d4 Ng5 4.Qe3 Ne4 5.Ra2 Rae8
>>(1.721.439) 190.2
>> 11.01	 0:16 	+1.00-- 	1.e5 Bh4 2.Rf1 Nf7 3.d4 Ng5 4.Qe3 f4 5.Qd2 Nf3+ 6.Kh1
>>(3.103.212) 189.2
>> 11.01	 0:20 	+0.50-- 	1.e5 Bh4 2.Rf1 f4 3.exd6 f3 4.Rf2 Bxf2+ 5.Qxf2 fxg2
>>6.axb5 Qxd3 7.bxa6 Rxf2 8.dxc7 (3.908.308) 188.3
>> 11.01	 0:39 	+0.50 	1.e5 Bh4 2.Rd1 Nf7 3.Bxf7 Qxf7 4.axb5 axb5 5.Rxa8 Rxa8
>>6.Qe2 Be4 7.Bb2 (7.454.018) 187.9
>> 12.01	 1:24 	+0.59 	1.e5 Bh4 2.Rd1 Nf7 3.Bxf7 Qxf7 4.axb5 axb5 5.Rxa8 Rxa8
>>6.Qe2 Ra6 7.Rf1 Qg6 (15.681.071) 186.4
>> 13.01	 2:19 	+0.34-- 	1.e5 Bh4 2.Rd1 bxa4 3.Rxa4 f4 4.exd6 f3 5.g4 f2+ 6.Kf1
>>Rfe8 7.d4 Re1+ 8.Qxe1 fxe1B 9.Rxe1 Qxb1 (25.756.300) 184.6
>> 13.01	 3:54 	-0.16-- 	1.e5 Bh4 2.Rd1 f4 3.exd6 f3 4.Kf1 f2 5.axb5 Bxg2+ 6.Ke2
>>axb5 7.Rxa8 (43.306.903) 184.4
>> 13.01	35:29 	-0.99 	1.e5 Bh4 2.Rf1 f4 3.Bd1 Nf5 4.Bf3 Qb6+ 5.d4 Ne3 6.Qe2 Nxf1
>>7.Qxf1 Bxf3 8.Qxf3 Rae8 9.Qe4 Bg3 (385.718.130) 181.1
>> 13.03	39:23 	-0.98++ 	1.Bd5 Bh4 2.Re2 Bxd5 3.exd5 Bf2+ 4.Kxf2 Ne4+ 5.dxe4 fxe4+
>>6.Ke1 Rf1+ 7.Kxf1 Qxg2+ 8.Rxg2 Rf8+ 9.Kg1 (429.625.973) 181.7
>> 13.03	43:43 	-0.97 	1.Bd5 Bh4 2.Re2 c6 3.exf5 Rxf5 4.Be4 Nxe4 5.dxe4 Rf3 6.Kh2
>>(477.152.414) 181.8
>> 14.01	63:18 	-1.22-- 	1.Bd5 Bh4 2.Re2 c6 3.exf5 Nxf5 4.Bb3 Ng3 5.Re1 Rae8
>>6.Rxe8 Qxe8 7.a5 Rf1+ 8.Kh2 Ne2 (691.808.541) 182.1
>> 14.01	71:01 	-1.28 	1.Bd5 Bh4 2.Bxb7 Bxe1 3.Qxe1 Nxb7 4.axb5 axb5 5.Rxa8 Rxa8
>>6.Na3 Qb6+ 7.d4 fxe4 (778.057.412) 182.5
>>best move: Bb3-d5 time: 78:29.582 min  n/s: 182.076  nodes: 857.503.017
>>
>>
>>kburcham
>
>After move Bb3???, was white lost this is clear! both Bd5 and e5 losing, other
>moves too! My question was not whether e5 or Bd5 is better move.
>
>In my question me interest only, why white play a move with negativ score, Bd5
>with -0.80, and not e5 only -0.22 ?
>
>Eduard

The -0.22 was at depth 13 when the -0.80 was at depth 14 so these scores cannot
be compared.

Tiger did not give  score for e5 at depth 14 and I guess it only saw that it was
bad without an exact score and only knew that the score is worse than -0.8

Uri



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