Author: Joachim Rang
Date: 02:50:27 05/05/05
Go up one level in this thread
On May 04, 2005 at 17:56:37, Uri Blass wrote: >On May 04, 2005 at 15:56:39, Joachim Rang wrote: > >>On May 04, 2005 at 04:38:15, Uri Blass wrote: >> >>>On May 04, 2005 at 03:44:25, Uri Blass wrote: >>> >>>>On May 04, 2005 at 02:12:43, Randy Lovelace wrote: >>>> >>>>>On May 04, 2005 at 01:40:30, Jouni Uski wrote: >>>>> >>>>>>Can't black simple take 17. - hxg5 ? How does white continue? >>>>>> >>>>>>Jouni >>>>>> >>>>>>> >>>>>>>[Event "URS-ch06 Odessa qf1 "] >>>>>>>[Site "?"] >>>>>>>[Date "1929.01.01"] >>>>>>>[Round "?"] >>>>>>>[White "Bernstein, A"] >>>>>>>[Black "Sorokin, N"] >>>>>>>[Result "1-0"] >>>>>>>[ECO "C17"] >>>>>>>[Opening "French"] >>>>>>>[Variation "Winawer, advance, Bogolyubov variation"] >>>>>>> >>>>>>>1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.Bd2 Ne7 6.a3 Bxc3 7.bxc3 b6 8.Nf3 Ba6 >>>>>>>9.Bxa6 Nxa6 10.O-O Qd7 11.a4 Nb8 12.Be3 Nf5 13.dxc5 Nxe3 14.fxe3 bxc5 15. >>>>>>>Ng5 O-O 16.Qh5 h6 17.Rf6 Nc6 18.Rxh6 gxh6 19.Qxh6 f6 20.exf6 Ne5 21.Rf1 >>>>>>>Rab8 22.Rf4 Rb1+ 23.Kf2 Rxf6 24.Qxf6 1-0 >>>>> >>>>> >>>>>17. ... hxg5 >>>>>18 Raf1 Nc6 >>>>>19 Rf3 g4 >>>>>20 Rf4 >>>>> >>>>>your engine should see it now. >>>> >>>> >>>>I assume you mean 19.R1f3 and 20.R3f4 >>>> >>>>There are more possible lines >>>> >>>>For example 17...hxg5 18.Raf1 Qb7 and I do not see more than a draw for white >>>>after a line like 19.R1f3 g4 20.Qxg4 Qb1+ >>> >>>19.R1f3 seems to be not good because of 19...Qb1+( I analyzed both 19.R1f3 and >>>19.R6f3 that is better and simply forgot the right line). >>> >>>In any case I do not see win for white after 19.R6f3 g4 20.Qxg4 >>> >>>Uri >> >> >>I don't see how black can play 19...Qb1+ in your variation. It seems you messed >>up the position. >> >>regards Joachim > >I see nothing illegal with 19...Qb1+ > >[Event "Edited game"] >[Site "URI-AMD"] >[Date "2005.05.05"] >[Round "-"] >[White "-"] >[Black "-"] >[Result "*"] > >1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. Bd2 Ne7 6. a3 Bxc3 7. bxc3 b6 8. >Nf3 Ba6 9. Bxa6 Nxa6 10. O-O Qd7 11. a4 Nb8 12. Be3 Nf5 13. dxc5 Nxe3 14. >fxe3 bxc5 15. Ng5 O-O 16. Qh5 h6 17. Rf6 hxg5 18. Raf1 Qb7 19. R1f3? Qb1+ >* > >19.R6f3+ is better and seems to lead to equal position. Hi Uri, it was a confusion by me. I thought you were talking about the variation after 18...Nc6?, but in fact you were talking about 18...Qb7!. Now it's clear, 18...Qb7! keeps the position equal. regards Joachim
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