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Subject: Re: Yace in Paderbon

Author: Ernst Walet

Date: 01:11:25 02/27/01

Go up one level in this thread


On February 26, 2001 at 17:18:04, Thomas Lagershausen wrote:

>On February 26, 2001 at 14:52:10, Thomas Lagershausen wrote:
>
>>[D] 2r1r1k1/pb1n1pp1/1p1p3p/2q4n/2P5/P3PP2/1P1NBBQP/2KR2R1 w - -
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>>Here Yace failed high soon with Ne4. Later the score dropped again. At the last
>>iteration searched the score dropped a little bit more than 0.2, but
>>(unfortunately?) less than 0.25, so Yace did not decide to allocate more time.
>>At the next iteration Yace would have switched back to e4. I think, Ne4 was not
>>a good move, although the very good chess player Ossi Weiner commented during
>>the game, that it was a good move. Interestingly, after the game Stefan
>>Meyer-Kahlen analyzed the position with Shredder, and Shredder switched to Ne4
>>after very long thinking, so my judgement of this move may be wrong.
>>
>>Hi Dieter,after i saw this position at the toournamentday i was very interested
>>like you which was the best move by white because i also think it is the
>>keyposition.Well after a night Hiarcs 7.32 only show 21.Nb3 Qe5 22.Nd4 with more
>>than a half pawn for white.I think this is to optimistic but the short moveline
>>is ok.Chessmaster 8000 gives this:21.Nb3 Qe5 22.Kb1 Nc5 23.Nd4 Ne6 24.Qh3 Nxd4
>>25.Rxd4 Red8 26.Rgd1 Nf6 with +0,56
>>That´s the lines of KamikazeShredder in threelinesmode:
>>
>>13	14:39 	+0.39 	21.Se4 Lxe4 22.fxe4 Sdf6 23.Kb1 g6 24.Td4 b5 25.Tf1 De5 26.Lh4
>>De6 27.Tfd1 bxc4 (115.098.456) 130.8
>> 13	18:10 	+0.22 	21.Dh3 Sdf6 22.Kb1 b5 23.Sb3 De5 24.cxb5 Tc7 25.Ld3 Lc8 26.Dh4
>>(141.913.036) 130.0
>> 13	21:22 	+0.09 	21.e4 De5 22.Le3 Sc5 23.f4 Dxe4 24.Sxe4 Lxe4 25.Lxc5 Lxg2
>>26.Lxh5 Txc5 27.Txg2 (165.754.366) 129.2
>>-----
>> 13	14:39 	+0.39 	21.Se4 Lxe4 22.fxe4 Sdf6 23.Kb1 g6 24.Td4 b5 25.Tf1 De5 26.Lh4
>>De6 27.Tfd1 bxc4 (115.098.456) 130.8
>> 13	18:10 	+0.22 	21.Dh3 Sdf6 22.Kb1 b5 23.Sb3 De5 24.cxb5 Tc7 25.Ld3 Lc8 26.Dh4
>>(141.913.036) 130.0
>> 13	26:15 	+0.10++ 	21.Sb3 De5 22.Sd4 Sdf6 23.Kb1 Se4 24.Lh4 Dc5 25.Dg4 Db5
>>(203.215.165) 129.0
>>-----
>> 13	14:39 	+0.39 	21.Se4 Lxe4 22.fxe4 Sdf6 23.Kb1 g6 24.Td4 b5 25.Tf1 De5 26.Lh4
>>De6 27.Tfd1 bxc4 (115.098.456) 130.8
>> 13	18:10 	+0.22 	21.Dh3 Sdf6 22.Kb1 b5 23.Sb3 De5 24.cxb5 Tc7 25.Ld3 Lc8 26.Dh4
>>(141.913.036) 130.0
>> 13	27:34 	+0.19 	21.Sb3 De5 22.Sd4 Sdf6 23.Kb1 Se4 24.Lh4 Sef6 25.Ld3 Sh7
>>(213.678.558) 129.1
>>
>>I believe that 21.Nb3 is the right positional choice but i want to look a little
>>bit clother so i check it out the next days.
>>Yace played a great tournament but we had expected that.Keep the fire burning.
>>Thomas Lagershausen
>
>It looks like that CM8000 is the best player in the wourld in this postion.After
>his line 21.Nb3 Qe5 22.Kb1! the normal Nc5 is weak.
>Shredder5 give +0,92 for white.
>
>13.01	17:05 	+0.92 	23.Sd4 Se4 24.Lh4 Tc5 25.Ka2 Sef6 26.b4 Tc7 27.Lxf6 Dxf6
>28.Dh3 Lc8 29.Sb5 Txe3 (127.290.733) 124.1
> 14.01	48:07 	+0.92 	23.Sd4 Se4 24.Lh4 g6 25.Ka2 Sc5 26.Lf2 a6 27.Dh3 Se6
>28.Sxe6 Txe6 29.Td4 Kh7 30.f4 Kh8 (342.189.762) 118.5
>
>So Shredder is in the mode to sacrifice a pawn with 22...b5.
>Looks very attractive for white.
>
>Thomas

After 10 hours CM8K sticks with his line. (p3-500, 128mb hash, ss=12)

Time	Depth	Score	Positions	Moves
0:04	1/6	0.93	39319		1. Nb3 Qc7 2. Nd4 Ne5 3. Nb5 Qe7
					4. Nxd6
0:05	1/7	0.63	100547		1. Nb3 Qc7 2. Nd4 d5 3. Qh3 Ndf6
					4. b3 dxc4 5. bxc4
0:12	1/8	0.84	446358		1. Nb3 Qe5 2. Nd4 b5 3. f4 Qxd4
					4. Rxd4 Bxg2 5. Rxg2
0:24	1/9	0.66	1130452		1. Nb3 Qe5 2. Nd4 Nc5 3. Qh3 Ne6
					4. Kb1 Nxd4 5. Rxd4
0:59	1/10	0.88	3163449		1. Nb3 Qe5 2. Nd4 Nc5 3. Qg4 g6
					4. Qh4 Kh7 5. f4 Qe7 6. Bxh5 Qxh4
					7. Bxh4 gxh5
2:48	1/11	0.56	9548330		1. Nb3 Qe5 2. Kb1 Nc5 3. Nd4 Ne6
					4. Qh3 Nxd4 5. Rxd4 Red8 6. Rgd1
					Nf6
8:53	1/12	0.68	30780339	1. Nb3 Qe5 2. Kb1 Nc5 3. Nd4 Ne6
					4. Qh3 g6 5. Rg4 Nf6 6. Rh4 Nxd4
					7. Rhxd4
25:29	1/13	0.56	91494722	1. Nb3 Qe5 2. Kb1 Nc5 3. Nd4 Ne6
					4. Qh3 d5 5. f4 Nhxf4 6. exf4 Nxf4
					7. Qxh6 Nxe2 8. Nxe2 Rxc4
1:23:57	2/14	0.63	302435594	1. Nb3 Qe5 2. Kb1 Nc5 3. Nd4 Ne6
					4. Qh3 Nxd4 5. Rxd4 Qxd4 6. exd4
					Rxe2 7. Qxh5 Rxf2 8. Qh4 Rxf3 9.
					Qxh6
4:09:05	3/15	0.65	910152901	1. Nb3 Qe5 2. Kb1 Nc5 3. Nd4 Ne6
					4. Qh3 g6 5. Nxe6 Rxe6 6. Rd2 d5
					7. cxd5 Bxd5 8. Rgd1 Bb3


Ernst.



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