Author: Tony Werten
Date: 02:40:34 08/21/03
Go up one level in this thread
On August 20, 2003 at 05:18:18, Jeroen Noomen wrote: >Hi all, > > I think the writer makes a logical mistake. He's talking about the books supplied when you buy an engine. I can imagine that they impress less. You are talking about a tournement book, with all tricks and stuff included. Tony >1. Opening books are often made as the last thing before a release. > >This is not true. People like Alex Kure, Sandro Necchi, Dan Wulff >and me spent the whole year to improve it and to adjust it. Hundreds >of hours are spent to test the book and adjust it. > >2. The opening books are made by the programmer himself or a chess >player who enters suggested lines from theory books or databases, >without checking the lines. > >Also not true. As everybody knows here, all the book expert do a lot >of testing, improving chess theory themselves, adding variations >and improvements. Kongsted's statement might be true for a lot of >programmers, but certainly not for the top products. > >3. The opening book operators are not necessarily strong players >and thus might be having trouble identifying which lines are viable >and which are not. > >My current rating is around 2200, but I can give a lot of examples >that proves the opposite of the above statement. And I think again >that the top products have these topic lines covered very well. >I only want to point out the games Anand - Rebel (1st tournament >game), Rebel - Scherbakov (offbeat line that brought Rebel a >brilliant victory) or Chess Tiger - Fritz from the tournament in >Leiden this year, where I improved theory and crushed a line that >was thought to be quite good for black. > >4. Generally, strong players do not have to fear the openingbook >of the computer. > >Well, I think they should, especially when guys like Alex, Sandro >or me are preparing the book for some opponent! From my own >examples: The book preparations for Rebel against John van der Wiel >were quite successfull, helping to win the match 3,5-2,5. And John >stated after the match that it was much more difficult to get anti >computer positions against Rebel in this match. Which I took as a >compliment for myself :-). >Furthermore, the best books contain very sharp offbeat lines, when >used against strong opponents can turn into a deadly weapon. F.e. >Cock de Gorter - who made books for The King amongst others - is >very good at this. In the AEGON tournaments De Gorter often managed >to take strong players by surprise by those offbeat lines, with >good success as well. > >All in all the information about the opening books of the current >top programs is quite meagre, with only two pages and IMO the >conclusions of Christian are too one-sided and not in accordance >with the real situation. > >But overall I like this book and it contains a lot of interesting >information for all who wants to improve playing chess or who wants >to write a chess program. I can recommend it for everybody in this >forum here. Good job, Christian! > >Best wishes, Jeroen
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