Author: Paulo Soares
Date: 01:01:23 10/31/00
Go up one level in this thread
On October 30, 2000 at 13:53:03, Uri Blass wrote:
>On October 30, 2000 at 02:44:43, Uri Blass wrote:
>
>>On October 29, 2000 at 22:54:34, Uri Blass wrote:
>>
>>>On October 29, 2000 at 22:05:58, Uri Blass wrote:
>>>
>>>>On October 29, 2000 at 21:18:53, Eelco de Groot wrote:
>>>>
>>>>>On October 28, 2000 at 18:35:32, Uri Blass wrote:
>>>>>
>>>>>>On October 28, 2000 at 17:59:23, Timothy J. Frohlick wrote:
>>>>>>
>>>>>>>GT did consider Bb7 for about one minute after 7 minutes of thinking on my PII
>>>>>>>333 with 28 Mb hash. The analysis was similar to Sarahs' afterward. The score
>>>>>>>did remain negative for black however.
>>>>>>>
>>>>>>>GT would never "under-develope" to the extent that black did. The game is a
>>>>>>>draw even with material superiority due to the horrible back rank situation. At
>>>>>>>least GT tells us how "not" to play.
>>>>>>>
>>>>>>>
>>>>>>>Tim Frohlick
>>>>>>
>>>>>>I posted the game.
>>>>>>I do not know if gambit would get itself to the position that I posted(I think
>>>>>>that bxc5 was too greedy and Ba6 was better but I did not analyze the game for a
>>>>>>long time and I may be wrong).
>>>>>>
>>>>>>You can try to see if there is a move in the game that gambit does not like.
>>>>>>
>>>>>>I see that gambit understands the position better than other programs(it can at
>>>>>>least see that f6 has negative score)
>>>>>>
>>>>>>It cannot see that Bb7 is good enough for black to draw but I am not sure if Bb7
>>>>>>is really good enough for a draw(I only know that it was probably good enough
>>>>>>for moshe to draw and it is possible that gambit can improve the opponent's
>>>>>>moves after Bb7)
>>>>>>
>>>>>>Uri
>>>>>
>>>>>Hi Uri,
>>>>>
>>>>>Maybe Tim is right and the game should be a draw. What I would like to see is a
>>>>>good winning line for White after 14. .. f7-f6 or 14. ..f7-f5, that could tell
>>>>>us more.
>>>>
>>>>Here is a winning line after 14...f5
>>>>
>>>>15.Bh6 f4 16.Ng5 Nb6 17.Bxg7 Kxg7 18.Rh7+ Kg8 19.Ke2
>>>>
>>>>
>>>>I did not see a clear winning line after 14...f6 but I guess that I did not
>>>>analyze deep enough and unfortunately moshe did not save all the analysis that
>>>>he did but he is convinced that 14...f6 is losing.
>>>>
>>>>I see that I do not like black's position after 14...f6 because black has
>>>>problems to develop the pieces and white has interesting options after 15.Bh6
>>>>Qe7 16.Bxg7 Kxg7
>>>
>>>I think that the main line here continues
>>>17.Qh6+ Kf7 18.Nh4 Rg8 19.Qh7+Rg7 20.Nxg6 Rxh7 21.Rxh7+ Kxg6 22.Rxe7 cxd4
>>>23.Bd3+ Kg5 24.Be4 c6 25.g3 fxe5 26.Rxe6 Nf6 27.Rxe5+ Kh6 28.Rc1 when white is
>>>probably winning after 28...Nxe4 29.Rxe4 or 28...Bb7 29.Re7 Nxe4 30.Rxe4
>>>
>>>This is one of the lines that moshe saved.
>>
>>I think that in this line better is 18.0-0-0 instead of 18.Nh4
>>At least I can get bigger advantage against the computer but I need to check if
>>it is a forced win(18.0-0-0 was also one of the lines of moshe).
>>
>>Uri
>
>I talked with moshe in the phone and asked him if 18.0-0-0 was the move.
>He told me that he does not remember if it was in move 18 but 0-0-0 was in the
>main line that proved that white is winning so it seems that Nh4 is not the most
>convincing move for white.
>
>Uri
Just an attempt to analyze the position after 1... f6. The move 6. Ke7 were not
analyzed.
I think that 1...Bb7!?, proposed by Tim Frolick, deserves to be analyzed.
Paulo
rnb1qrk1/p1pn1pb1/4p1p1/2p1P1B1/2BP4/5N2/PP3PP1/R1Q1K2R b KQ - 0 1
Anotator: Paulo + Fritz6a
14... f6 15. Bh6 Qe7 16. Bxg7 Kxg7 17. Qh6+ Kf7 18. exf6 Qxf6 19. Ng5+ Ke8 20.
O-O-O
Nc6 (20... e5 21. dxe5 Nxe5 (21... Qf4+ 22. Kb1 Nxe5 (22... Qxc4 23. Qxg6+ {+-})
23.
Rhe1 Bf5+ 24. Ka1 {+-}) 22. Rhe1 Nbd7 23. Nf3 Qf4+ 24. Qxf4 Rxf4 25. Nxe5 Nxe5
26. Rxe5+ Kf8 27. Rd8+ Kg7 28. Ba6 Kf6 29. Ree8 Bxa6 30. Rxa8 {+-}) (20... Ba6
21. Bxa6 Nxa6 22. Nxe6 Ke7 23. Rhe1 Rh8 24. Qd2 Kf7 25. Ng5+ Kg7 26. Re6 Qxd4
27.
Re7+ Kg8 28. Qe2 Qf4+ 29. Kb1 Nf8 30. g3 Qf5+ 31. Ka1 {+-}) (20... Nb6 21. Bxe6
cxd4 (21... Nc6 22. Rhe1 Ne7 23. dxc5 Na4 (23... Rb8 24. Rd2 Bxe6 25. Rxe6 Rh8
26. Rxf6 Rxh6 27. Ne6 Nec8 28. Re2 Kd7 29. Rf7+ Kc6 30. Rxc7+ Kb5 31. cxb6 {+-}
) 24. Rd2 Nxb2 (24... Nxc5 25. Bxc8 Rxc8 26. Nh7 Nd3+ 27. Kb1 Nxe1 28. Nxf6+
Rxf6 29. Re2 Rd8 (29... Nxg2 30. Qg7 {+-}) 30. Rxe1 {+-}) 25. Nh7 Nd3+ (25...
Qc3+ 26. Kb1 {+-}) 26. Rxd3 Qa1+ 27. Kc2 Rxf2+ 28. Rd2 {+-}) 22. Rde1 Qf4+
(22... Nc6 23. Bxc8+ Ne7 24. Bg4 Rg8 (24... Nbd5 25. Ne6 {+-}) 25. Kb1 Nc4 26.
Re6 {+-}) (22... N8d7 23. Bd5+ Ne5 24. Bxa8 Nxa8 25. Nf3 {+-}) (22... Kd8 23.
Re4 N8d7 24. Nh7 Rh8 25. Bxd7 Rxh7 26. Qxh7 Nxd7 27. Qg8+ Qf8 28. Rh8 Bb7 29.
Qg7 Bxe4 30. Rxf8+ Nxf8 31. Qxd4+ {+-}) 23. Kb1 Kd8 24. Re4 Qf6 25. Nh7 Rh8 26.
Nxf6 Rxh6 27. Rxh6 {+-}) 21. Nxe6 Rb8 22. Rhe1 Ne7 23. Ng7+ Kd8 24. Rxe7 Kxe7
(24... Qxe7 25. Ne6+ {+-}) 25. Re1+ Ne5 26. Rxe5+ Kd6 27. Rd5+ Kc6 28. Rxc5+ Kb7
(28... Kd6 29. Nf5+ Qxf5 30. Rxf5 {+-}) 29. Bd5+ c6 30. Rxc6 Qxd4 31. Qg5 Rf5
32. Rd6+ Rxd5 33. Qxd5+ Qxd5 34. Rxd5 {+-}
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.