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Subject: Re: Status of Smirin vs D. Junior?

Author: Uri Blass

Date: 14:33:40 04/18/02

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On April 18, 2002 at 16:32:35, Robert Hyatt wrote:

>On April 18, 2002 at 16:28:00, Martin Andersen wrote:
>
>>On April 18, 2002 at 16:20:52, Chris Carson wrote:
>>
>>
>>>>
>>>>[D]4rr1k/1p2bpp1/5n1p/pPp2P1q/2PpP3/1P1P1N2/6RP/2BQ2RK w - - 0 32
>>>
>>>Ouch, that's gota hurt.  GM Smirin is taking DJ to the mat.
>>
>>Yace 0.99.50  1Ghz Athlon:
>>
>>Depth:       13      Nodes: 110517199 (326742 n/s)
>>Score:    +1.49      Time:    338.24 seconds
>>1.Rxg7 Rg8 2.Rxg8+ Rxg8 3.Rxg8+ Kxg8 4.Qe2 Bd8 5.Bf4 Kh7 6.Bd6 b6 7.e5 Ng4 8.e6
>>fxe6 9.fxe6 {80}
>>
>>Martin
>
>
>Crafty:  4x700 xeon:
>
>               11    10.13   1.39   1. Rxg7 Rg8 2. Rxg8+ Rxg8 3. Ne5 Rxg1+
>                                    4. Qxg1 Kh7 5. Bf4 Bd6 6. Ng4 Nxg4
>                                    7. Bxd6 b6 8. Kg2
>               11    16.63   1.40   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bd2 b6 6. Bf4
>               11->  19.07   1.40   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bd2 b6 6. Bf4
>               12    23.50   1.47   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Ra2 Qxf1 6. Rxf1 b6 7.
>                                    Bf4
>               12->  30.02   1.47   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Ra2 Qxf1 6. Rxf1 b6 7.
>                                    Bf4
>               13    38.72   1.40   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bf4 Re6 6. Bd2 b6 7. Bf4
>         (4)   13->   1:52   1.40   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bf4 Re6 6. Bd2 b6 7. Bf4
>         (3)   14     2:47   1.56   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bf4 Re6 6. Nd2 Qf5 7.
>                                    Qf3 Kg8
>               14->   4:07   1.56   1. Qf1 Qh3 2. e5 Nh5 3. f6 Nxf6 4.
>                                    exf6 Bxf6 5. Bf4 Re6 6. Nd2 Qf5 7.
>                                    Qf3 Kg8
>
>Not over, but not nice for black either...
>
>The pressure on the g-file is difficult for a program to understand or
>handle, until it becomes too late and it breaks through.

I think that 32.Rxg7 that was suggested by yace could be better.

I understand that programs may prefer to get a piece for 2 pawns and not a pawn
but I guess that in this case getting the pawn at g7 with positional advantage
is better.

I believe that 32.Rxg7 is the move that most of the humans are going to
play(there is no reason not to simlify the position when you have a clear
advantage).

I would play it because of not seeing that the alternative can win a piece for 2
pawns but even with seeing a piece for 2 pawns(one pawn with simplifying of the
position seems to be better).

Uri



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