Computer Chess Club Archives




Subject: Re: Most brilliant novelty from cct7 Witchess-Arasan

Author: Vasik Rajlich

Date: 06:39:08 02/15/05

Go up one level in this thread

On February 15, 2005 at 06:53:43, Arturo Ochoa wrote:

>On February 15, 2005 at 05:34:37, Vasik Rajlich wrote:
>>On February 14, 2005 at 19:54:03, Peter Berger wrote:
>>>On February 14, 2005 at 19:38:12, Arturo Ochoa wrote:
>>>>Not really. It is  presmise already debated previously. It doesnt provide a new
>>>>light about the thopic. Sorry.
>>>OK, one more (and no, I never claimed to have any special skills and ideas in
>>>this area at all, that was you and Vincent :) ).  One of the poor programs
>>>provided with a book by me and playing with the black pieces will be out of book
>>>after 1. d4 d5 2. c4 e6 3. cxd5 as happened for Crafty against Diep last year ,
>>>if I hadn't thought of this possibilty before - isn't that just awful ? I don't
>>>think so, it's just logical. Control has become a major point IMHO , the engines
>>>don't do too bad on their own. Of course it is better if you thought of some
>>>potentially relevant line like this, but better nothing than random grandmaster
>>>lines. Yes, you opposed this point of view multiple times before in discussions
>>>with Uri , but I think you never managed to score. I'd accept a challenge btw -
>>>over a good bottle of wine, champaigne, or so.
>>Yes, this is an interesting point. A lot of "theory" is almost never played -
>>everybody knows the refutations, so there are no games. A thorough book author
>>will include these known refutations in his book.
>>Your not being ready for 3. cxd5 goes in this category, since the move is a
>>blunder. The problem with 3. cxd5 immediately is that after 3. .. exd5 4. Nc3
>>c6! black will take control of the b1-h7 diagonal with either 5. .. Bf5 or, if
>>white tries 5. Qc2, 5. .. Ne7 followed by 6. .. Bf5. When white correctly delays
>>cxd5, he will get this diagonal himself.
>>For what it's worth, neither the Junior nor the Shredder book has this piece of
>Of course, Shedder has played in Tournaments more side lines than this. For
>example: 1. e4 e6 2. d4 d5 3. Bd3 against the French.
>3. cxd is not  a blunder because it doesnt mean a direct lost. It is just a
>passive move.
>1. d4 d5 2. c4 e6 3. cxd exd 4. Nf3 if .... c6.
>5. Bf4.....
>your options..... 5. .... Bf5 6. e3... The position is =
>5. ... Ne7 6.  Nf3 =
>The problem is not the move is a mistake. It is just  a passive move. Thatīs

Actually on 4. Nf3 black can play 4. .. Bd6, since .. Bf5 still can't be

Of course white is ok - white is always ok. This situation just shows one of the
problems with automatically generated books. 3. cxd5 is a line that must be done
manually, game statistics won't help.

In fact, when I first saw this game, I thought that maybe this was one of
Vincent's little jokes ...


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