Author: Uri Blass
Date: 00:16:57 08/31/00
Go up one level in this thread
On August 30, 2000 at 21:37:41, Paulo Soares wrote: >On August 30, 2000 at 18:24:57, Alexander Kure wrote: > >>On August 30, 2000 at 13:44:48, Tim Mirabile wrote: >> >>>[D]1r2kb1r/2qb1p2/p2ppP2/1pP5/3NP2p/P1N2Q2/2P4P/1K1R1BR1 b k - 0 20 >>> >>>Now 20...dxc5 is coming under serious doubt after 21.Nxe6, but what about >>>20...b4!? and if 21.axb4 dxc5? Now 22.Nde2 transposes back to the game, and >>>22.Nxe6 can be met by Rxb4+. >> >>Wonderful idea, Tim! >> >>I summerized the lines as follows: >> >>1) 21. Nd5 (Uri Blass) and black has 3 possible responses: >> a) 21...exd5? 22. exd5 Qxc5 (22...bxa3 23. Ka2 only delays) 23.Qe3+! Kd8 >> 24. Ne6+! fxe6 25. Qxc5 dxc5 26. dxe6 +- >> b) 21...bxa3 22. Ka1 Qxc5 unclear (Dan Andersson) >> c) 21...Qxc5 (Tim Mirabile; most convincing so far) and now >> 22. a4 as given by Uri Blass looks quite good for black after the >> simple 22...Bxa4. >> >>2) 21. axb4 dxc5 22. Nb3 (22. Nde2 transposes to Crafty - Fritz; Tim Mirabile) >> c4 23. Bxc4 Qxc4 24. Rd4 Qc7 25. Rgd1 Bc6 26. Nd5! exd5 27. exd5 Bd7 >> as given by Dan Andersson. Black's king should be safe on the d-file >> >>I love these complex tactics in the Najdorf ;-) >> >>If anybody is interested i have gathered all analysis that was published here so >>far and put it into a Chessbase 6 database. Simply send me an e-mail if you want >>to have this analysis. >> >>Greetings >>Alex > >Line 1-C: >Following Uri's line(Tim mainline), I don't know if this line is correct, but >it is very complex and pretty! > >1r2kb1r/2qb1p2/p2ppP2/1pP5/3NP2p/P1N2Q2/2P4P/1K1R1BR1 b k - 0 1 > >20... b4! 21. Nd5!? Qxc5 22. a4 Bxa4?! 23. Rg7!? b3 (23... Bxg7? 24. fxg7 Rg8 >25. Nf6+ Ke7 26. Nxg8+ Rxg8 27. Qg4 {+-}) (23... exd5? 24. exd5 Rb7 25. Re1+ Kd8 >26. Qe4 b3 27. cxb3 Qc3 28. Re2 Rxb3+ 29. Nxb3 Bb5 30. Re3 Qxf6 31. Rg1 {+-}) >24. cxb3 Qa5 (24... Bxb3? 25. Nxb3 exd5 26. exd5 a5 27. Rg2 {+-}) 25. Qe3!? e5 >26. Nb5 axb5 27. b4 Qd8 28. Qa7 Bxg7 29. Nc7+ Qxc7 30. Qxc7 O-O 31. fxg7 Rfc8 >32. Qxd6 {+-} * > >Paulo Another option is 23.Ne7 I agree that 23.Rg7 is more complex and interesting. Uri
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