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Very Hot Topic (More than 25 Replies) 7...Na6 vs. 7...Nc6--what's the truth? (Read 58929 times)
Milkman
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #21 - 07/10/05 at 12:32:44
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TopNoth wrote:   
"Its hard to take Milkman seriously, he is just quoting computer analysis and evaluation without any input of his own."   
   
..."This is not thinking, this is just watching and waiting."   
   
I fully agree! But today I am a bit lazy so I let the computer do the work instead.... Usually I analyse for myself and check with a computer afterwards, which I believe is a good way to analyse. 
   
TopNotch wrote: "If Fritz says x after 1min he believes it without question, when Fritz runs a little longer, say 5mins and changes its mind so does he. " 
   
This is obviously not true. If I believed fritz after one minute of calculation then why would I let him calculate for 5 minutes??   
  
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TopNotch
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #20 - 07/10/05 at 11:54:23
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Posted by: Milkman Posted on: Today at 08:22:31 
hmm, we have a serious problem here : it seems like 13...Nc5 is insufficient due to: 14.Bb5!(a suggestion of fritz) with the threat of 15.Re1. How should black deal with this??
   

Quote:
Posted by: Milkman Posted on: Today at 08:30:29 
sorry for posting too early! Now fritz actually suggests 14. Bb5!? d3! 15. Nxc8 Rfxc8 16. d7 Rg8! with equality  I agree!


Its hard to take Milkman seriously, he is just quoting computer analysis and evaluation without any input of his own.  Grin

If Fritz says x after 1min he believes it without question, when Fritz runs a little longer, say 5mins and changes its mind so does he. 

This is not thinking, this is just watching and waiting. Such habits will certainly not help you improve your chess skills and it definetely wouldn't help you solve over the board problems when left to your own devices.

Do not let your brain atrophy Milky, Computers are there to assist your thought process not replace it.

Tops  Grin
  

The man who tries to do something and fails is infinitely better than he who tries to do nothing and succeeds - Lloyd Jones Smiley
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Milkman
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #19 - 07/10/05 at 10:31:01
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Well, it didn't take that long for fritz to find the best line. I just had to analyse a bit deeper before posting my message... 
Just because a position is equal doesn't mean that it's a dead draw. I agree that there's a lot of dynamism in the position, but black's chances do not seem inferior to white's. Here are some analysis: 14.Nxc8(14.Bb5!? d3! 15.Nxc8[15.Re1? Qb4 leaves Bb5 and b2 hanging] Rfxc8 16.d7 Rg8 with good chances for black, for example: 17.Rc1 Qd5 18.d8=Q Rxd8 19.Bxd8 Rxd8 and black has more than enough compensation for the exchange) d3! 15.Bxd3(15.Re1 dxe2 16.Rxe2 Qc6 is fine for black) Nxd3 16.d7 Qd5 and black does not seem worse, for example: 17.d8=Q Rxd8 18.Bxd8 Rxc8 19.Bh4 Nge5 with equal chances
  
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HgMan
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #18 - 07/10/05 at 10:06:16
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sorry for posting too early! Now fritz actually suggests 14. Bb5!? d3! 15. Nxc8 Rfxc8 16. d7 Rg8! with equality Wink I agree!


Interesting that it should take Fritz five or six minutes to pick up on this line.  Hiarcs had it almost immediately...

But putting computer evaluations aside, there is a lot of dynamism (not to mention several imbalances) in this position, and it would be silly to call this position completely equal.  I still like White's chances after the queens come off the board.  White has better access to the open files, retains the bishop pair, and has more space for the pawn.  Perhaps the position is relatively equal, but there is plenty of play here with good chances for each side.
  

"Luck favours the prepared mind."  --Louis Pasteur
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HgMan
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #17 - 07/10/05 at 09:51:57
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Teyko's post is just further proof that Mikalevski is anti Kings Indian. His updates and the analysis of the games are almost always biased too much in favor of white. Grin

I completely agree with Gallagher, who stated on page 111 of his recent book 'Play The KID' that Mikalevski, who plays the KID about as often as Karpov, is much too heavily biased against the KID in his annotations. Further proof of his bias against black is his recent twic article devoted to playing against the KID.

In short he is a poor advocate of the Black cause.

Toppled  Grin  


TN has a good point here, but I must admit it hasn't bothered me too much.  As X points out, the bias toward White can be healthy.  As a budding KID player, I'd rather see the positions that pose Black the most difficulty.  Now I know where the problems are and can try to address them.
  

"Luck favours the prepared mind."  --Louis Pasteur
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Milkman
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #16 - 07/10/05 at 07:30:29
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sorry for posting too early! Now fritz actually suggests 14. Bb5!? d3! 15. Nxc8 Rfxc8 16. d7 Rg8! with equality Wink I agree!
  
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Milkman
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #15 - 07/10/05 at 07:22:31
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hmm, we have a serious problem here Embarrassed: it seems like 13...Nc5 is insufficient due to: 14.Bb5!(a suggestion of fritz) with the threat of 15.Re1. How should black deal with this?? ???
  
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Teyko
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #14 - 07/10/05 at 02:55:13
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This is interesting, but am I missing something?  Why does 13 Nxc8 get an exclamation mark?  Why not the simple 13 cxd6, ruining Black's pawn structure, when the bishop on c8 isn't going anywhere anyway?  Does Black have a strong reply here?



This is the position in question. After the moves, 

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3 Na6 8. O-ONg4 9. Bg5 Qe8 10. c5 exd4 11. Nd5  Qxe4 12. Ne7+ Kh8 13. cxd6 

http://www.france-echecs.com/diagramme/imgboard.phpfen=r1b2r1k/ppp1Npbp/n2P2p1/6...

Immediately I thought of 13...cxd6?!. I mean it seems intuitive just to capture the pawn, but it seems that the reason behind 13.cxd6 is to avoid the complications introduced in my prior post against 13. Nxc8! (as advocated by Mikalevski). The point behind 13. cxd6 is that the d6 square is weak and has no defenders so you are practically forced to play a "Rook caputures knight move", effectively  gaining a tempo. 

 
http://www.france-echecs.com/diagramme/imgboard.phpfen=r1b2r1k/pp2Npbp/n2p2p1/6B...

13...cxd6?! 14. Nxc8 Raxc8 15. Nd2!  and now regardless of Qe5 or Qf5  16. Bxg4! wins an exchange.



So I had to look elsewhere and Shredder8 and Fritz 8 both agree on Nc5! just as if on 13.Nxc8. It took me a few minutes to actually understand this move but I think it makes a lot of sense.

13...Nc5!

http://www.france-echecs.com/diagramme/imgboard.phpfen=r1b2r1k/ppp1Npbp/3P2p1/2n...



  
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X
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #13 - 07/09/05 at 22:14:32
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Well, I think bias on both sides motivates the development of theory, so I don't mind having skeptics against the "cause."  For instance, Korchnoi has played an important role in the development of KID theory.  Without controversy, chess would be dead!
  

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Darthkrieger
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #12 - 07/09/05 at 22:11:27
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Geof Strayer--
I have been wondering whether to play ....Nc6 or ...Na6 myself. Your simple logic really cleared that up. I shall play ...Na6 for now because I am learning a lot of openings as it is  Wink In short, you are my hero--lol  Cheesy
  
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TopNotch
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #11 - 07/09/05 at 21:31:13
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Teyko's post is just further proof that Mikalevski is anti Kings Indian. His updates and the analysis of the games are almost always biased too much in favor of white. Grin

I completely agree with Gallagher, who stated on page 111 of his recent book 'Play The KID' that Mikalevski, who plays the KID about as often as Karpov, is much too heavily biased against the KID in his annotations. Further proof of his bias against black is his recent twic article devoted to playing against the KID.

In short he is a poor advocate of the Black cause.

Toppled  Grin
  

The man who tries to do something and fails is infinitely better than he who tries to do nothing and succeeds - Lloyd Jones Smiley
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HgMan
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #10 - 07/09/05 at 18:57:55
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This is interesting, but am I missing something?  Why does 13 Nxc8 get an exclamation mark?  Why not the simple 13 cxd6, ruining Black's pawn structure, when the bishop on c8 isn't going anywhere anyway?  Does Black have a strong reply here?
  

"Luck favours the prepared mind."  --Louis Pasteur
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Milkman
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #9 - 07/09/05 at 18:01:57
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WOW!! Shocked Shocked Nice discovery Teyko! Wink Looks like the refutation of 10.c5...
  
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Teyko
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #8 - 07/07/05 at 16:04:07
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I just learned how to post diagrams so I thought that I would use this feature to ask a serious question about the Na6 variation in the game of Cheparinov vs. Matmoros given in the update before last. 

We begin in this position after the moves of 

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. Be3 Na6 8. O-ONg4 9. Bg5 Qe8 10. c5 exd4 11. Nd5
 

http://www.france-echecs.com/diagramme/imgboard.phpfen=r1b1qrk1/ppp2pbp/n2p2p1/2...

Now Black continues with 11...dxc5 which G.M. Mikalevski argues is interesting, but I believe the best move to be 11...Qe4

http://www.france-echecs.com/diagramme/imgboard.phpfen=r1b2rk1/ppp2pbp/n2p2p1/2P...

and now if 12. Ne7+ Kh8 13.Nxc8! instead of 13...Raxc8 as suggested by GM Mikalevski, we play13...Nxc5!!

http://www.france-echecs.com/diagramme/imgboard.phpfen=r1N2r1k/ppp2pbp/3p2p1/2n3...
  
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basqueknight
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Re: 7...Na6 vs. 7...Nc6--what's the truth?
Reply #7 - 04/29/05 at 20:25:20
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Na6 is a theory avoider. the lines with Nc6 are very well known and you better know more than som,e basic ideas if your gonna play it.
  
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