Author: Didzis Cirulis
Date: 01:29:57 09/23/00
Go up one level in this thread
On September 23, 2000 at 01:04:43, Chessfun wrote: >On September 22, 2000 at 22:00:55, Uri Blass wrote: > >>On September 22, 2000 at 19:05:35, Chessfun wrote: >> >>>On September 22, 2000 at 15:22:11, Uri Blass wrote: >>> >>> >>>>I think that Fritz chose a bad book line. >>> >>> >>>I don't think that is true. The line is in both general.ctg and jbook. >>>with the performance for black after 14....b4 as 3315. >> >>I searched for games with the position after 14...b4 in the chessbase site and >>found only one game that white lost but white played 15.Nd5 and not 15.Ncb5 > > >I had looked around a bit too. 15. Nd5 is in both general.ctg and jbook >but with only 1 hit and in analysis mode F6 chooses Ncb5. > > >>I did some analysis with Junior5.9 by starting from the position after 24.Bc5 >>and going back. > >>After 24.Bc5 Junior see trouble and after few minutes the score is more than 1.5 >>pawns for white(1.73 if I remember correctly). >> >>Alternatives for black in previous moves also seem to be bad. >> >>23...Qb8 is an option but white can win a pawn by 24.Qxb8+ >>other options that Junior finds when I go back are 21...gxf6(0.66 pawns for >>white) and there are alternatives at move 16 like Qb7 but the score is more than >>0.5 pawns for white). > > >I looked at the position for a while prior to my previous post and >pretty much the first few moves are forced. >There are a number of playable alternatives for black. >19.....gxf6 20. Kb1 Ra5 21. Bb6 Qxb6 22. Qxd7+ Kf8 23. Rd6 Kg7 >24. Qxc6 Qxc6 25. Rxc6 Rha8 26. Ba6 R8xa6 27.Rxa6 Rxa6 > 21. Rd2 Qe7 23. Qxe7+ Kxe7 23. Bb6 Rg5 >24. Rhd1 Be8 25. Bf3. >As well as naturally 21....gxf6. 0.66 is not game. > > >>If the line is even then I would like to know what is the mistake of Fritz that >>Rebel avoid? > >I said IMO the position was even. I never said anything about any program >avoiding anything. Though IMO the critical move is 19.....Ra1+. >I said for Didzis to reverse colors and play it over from the end of >the opening. If the line turns out to be a bad book line for black then >that also needs to be noted by all programs. > >Sarah. OK, Sarah, I am will do it right now! It means: reversed colors, clock started afresh. I will post the game later. Didzis
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