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Hot Topic (More than 10 Replies) C45: Scotch 4...Bb4+ 5.c3 Bc5 (Read 39028 times)
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #24 - 07/09/23 at 06:40:22
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Thanks for this, AOC! Though a Nimzo maniac I never got Bauer's book, prob. 'cos I always played 2 ...e5. 

After 7 ...d5 here, Stockfish gives 8 Ng7 Kf8 9 Nh5 Qh4 10 Ng3 de 11 Qd2 Qe7 12 Bh6 Nh6 13 Qh6 Ke8 14 Be2 Qd6!? 15 Qd6 cd 16 Ne4 Ke7 17 0-0 d5 18 Ng3 Rd8 and actually reckons Black has a fair amount of comp. If I played 4 ...Bb4 as Black I might well prefer to risk this than allow White to set up the c4/e4/f3 bind -- but I certainly don't claim equality.
  
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #23 - 07/09/23 at 03:23:07
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Bauer (2020) The Modernized Nimzovich Defense 1.e4 Nc6! gives this very line as the answer to the Scotch transposition, i.e. 1.e4 Nc6 2.d4 e5 (Bauer basically prefers 2...d5) 3.Nf3 exd4 4.Nxd4 Bb4+ 5.c3 Bc5 6.Be3 (Bauer doesn't cover 6.Nxc6 at all) 6...Bb6 7.Nf5 and now his main move is 7...g6 with four pages, following Perunovic - Stojanovic, Ruma 2017 https://old.chesstempo.com/gamedb/game/4193429. He also looks briefly at 7..d5?! (his mark), 7...Bxe3, and 7...Qf6. Nowhere does he suggest equality for black.
  
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Michael Ayton
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #22 - 07/08/23 at 06:44:53
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I see now that my previous post is rather redundant, since 6 Be3! is stronger than 6 Nc6, and 6 ...Bb6 7 Nf5! is at least a bit better for White -- even, probably, if 7 ...d5!? works, which according to the engine it just about does! Shocked
  
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #21 - 07/05/23 at 07:51:53
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Time for a 'bump' re this interesting line ... 

Looking at my most recent database I noticed that 6 Nc6 bc 7 Bd3 d6 8 0-0 Nf6 (not covered on ChessPub?) seems to score quite well. I can't though see any games with Wells' admittedly ancient (1998) suggestion of 8 Nd2 Nf6 9 Nb3 Bb6 10 Bg5 h6 11 Bh4. But maybe Black can keep kicking the Bishop and follow up with e.g. ...Re8 and maybe ...Nh5/...Qf6, etc.?

Meanwhile 'zoo' above suggests 7 Bd3 Qh4 'doesn't work' owing to Kasparov's 8 Qe2 Nf6 9 h3 0-0 10 g3 Qh5 11 g4 Qe5 12 g5. But so far as I know, after 12 ...Ne8 here Kasparov gives only 13 f4 Qe7 14 Nd2 f6 (15 Nf3 +/-), whereas 14 ...d5 has been played successfully (appreciably or otherwise ...).

Anyone have views on/know the latest on these lines, or any other critical ones?
  
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #20 - 03/09/15 at 06:13:06
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   The problem is, if white answers your 1e4 e5 2.Nf3 Nc6 3.d4 exd  4. Nxd4 Bb4+ 5.c3 Bc5 6.Be3 Qf6 you reach that position with white to move. 

    The line 1.e4 e5 2.Nf3 Nc6 3.d4 exd 4.Nxd4 Bc5 5.Be3 Qf6 6.c3.... In this line it is the same position as above, but it's black's move. 

   So, if you you let the game go as above, in the 4...Bb4+ line, you are using one extra move to get there. That can't possibly be good.  It's like playing 1.e4 e6 2.Nf3 e5 using 2 moves to go from e7 to e5. That can't be good. In order to make your 4...Bb4+ line pkay for black, you'd have to find something else instead of 5....Bc4 and/or insraed of 5...Qf6. If you let white get into this position using your 4...Bb4+, you are losing one tempo compared to the second line I gave above. White should be ecstatic to get black to waste one move, and get into the regular position for the Scotch in that line.
  

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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #19 - 11/05/14 at 07:06:38
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chandrashekharkoravi wrote on 11/05/14 at 06:35:46:
its explained in Black Repertoire 1 e4 e5 by Chessexplained I have made notes by studying this video..I hope this might be useful 



Please add attachment option to this so that I could add this game
  
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Re: C45: Scotch 4...Bb4+ 5.c3 Bc5
Reply #18 - 11/05/14 at 06:35:46
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its explained in Black Repertoire 1 e4 e5 by Chessexplained I have made notes by studying this video..I hope this might be useful 

  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #17 - 11/05/10 at 23:09:27
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TN wrote on 11/02/10 at 08:52:45:

I refer you to the PGN file below. I've annotated Malaniuk's six games in the variation briefly, albeit without a computer.


Thank you very much for that. Certainly the variation seems more interesting than I first suspected. It still somehow baffles me how black can get away with such peculiar moves, but that's the beauty of chess, I guess. I'll have to do some more studying of this line to comfortably play either Bb4-Bc5 or Bb4-Be7.
  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #16 - 11/03/10 at 21:58:41
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It looks like after 1.e4 e5 2.Nf3 Nc6 3.d4 ed 4.Nxd4 Bb4+ 5.c3 Be7 6.Bc4 Nf6 7.Nxc6 bxc6 8.e5 Nd5 9.Qg4 Kf8 Black's plan is to bring a mess on the board, while the dialectics of 4...Nf6 5.Nxc6 bxc6 6.e5 Qe7 (Mieses line) are more readable : Black concedes a weak queenside against a lead in development and White tries to catch up, often at the price of the e-pawn, in order to make the weaknesses tell. Playing the Mieses with White, I always get a headache since Black has an initiative, as well as a choice of lines and various tactical shots. White must not succomb in order to"equalize" and has to soak up a lot of pressure. It is revealing that a recent book explores a gambit with 7.Bd3 d5 8.e5 Ng4 where White prefers to give up a pawn for an initiative and some traps rather than entering the Mieses.
  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #15 - 11/02/10 at 08:52:45
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Meat wrote on 10/26/10 at 19:42:48:
My game went 6. Be3 Bb6 7. Be2 Nf6 8. Nd2 0-0 9.0-0 d5 when I equalized and later outplayed my opponent. 
But both after 6. Be3 and 6. Nxc6 I feel that the position is easy to play for white and he can make some use of c3, while black needs some care to equalize. Again, my main complaint is how this line doesn't seem to make white's life any more difficult at all.

Thank TN for the literature recommendations. At first sight 5...Be7 looks strange to me. Can you briefly explain what the point is? It seems like the bishop is just more passive than on c5 and it's not easy for me to see the benefits.


I refer you to the PGN file below. I've annotated Malaniuk's six games in the variation briefly, albeit without a computer.
  

MalaniukVariation.pgn ( 8 KB | 559 Downloads )

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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #14 - 11/02/10 at 07:34:15
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Quote:
@Meat:  if you don't like to face the Mieses, then you can play 1.e4 e5 2.Nf3 Nc6 3.d4 ed 4.Nxd4 Qf6 possibly followed by ...Bc5 and ...Nge7. I would be curious to know if this move has any shortcomings?


What would be the point? I can play 4...Bc5 directly, it just seems to transpose.
My problem with the Mieses is that it seems just irrational to me and I don't enjoy the resulting positions and wouldn't play them well I guess. The 4...Bc5 lines (or 4...Qf6 followed by Bc5) are fine but a prepared white player can easily and without much danger keep a minor edge or at least a dry position where black can't play for the win. (Not a theoretical verdict, but experience from my games)
What I mainly want to achieve is give white some more headaches and get more counterchances.

@spagh3tti: Since you're preparing this line, do you have any practical experience already? Do you want to use it as your main answer or just an occasional surprise weapon?
  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #13 - 11/01/10 at 13:32:09
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MNb wrote on 10/28/10 at 23:40:32:

I was completely serious. The problem is to find out when the extra move c3 is an advantage and when it's a disadvantage.


I'm not sure I understand what you mean. To what lines do you what to compare this one to in order to establish if the check is an advantage?
Do you want to compare  it to the corresponding line without the check? (4...Bc5 5.Be3 Bb6)
Do you want to compare it to 4...Bc5-lines where White has Nc3 still available? (4...Bc5 5.Nb3/Nf5; 4...Bc5 5. Nxc6 Qf6 6. Qd2/Qf3)

MNb wrote on 10/28/10 at 23:40:32:

I am not interested enough in the Scottish - I don't play it with either side - to look for answers myself.


Then maybe I was wrong in assuming you wanted an exchange of opinions on very specific lines like the ones you mentioned in your previous post. 
You tell me.

Quote:
since Black can hardly afford to play ...d5 after Nxc6, an idea behind 4...Bb4 5.c3 Be7 6.Nxc6 dxc6 7.Bd3 is perhaps to regroup with Bf6,d6,Ne7?
On the line with 4...Bb4 5.c3 Bc5 6.Nxc6 bxc6 7.Bd3 Qh4, my certainly outdated knowledge was that after 8.Qd2 Nf6 [or else 8...d6 9.Nd2 and, again, a4/b4] 9.h3 0-0 10. g3 Qh5 11.g4 Qe5 12.g5 Black had to play 12...Ne8 and then White plays 13.f4 and castles long with some attack. Did Black find earlier improvements, or is he willing to contest this position? no need to disclose your preparation though, but thanks for sharing some directions if you feel like.


Hi, sorry for the late reply.
To be honest I don't have a preparation on this line. I was just pointing out that, based on games result only, this line seems far from being busted as you seemed to be implying.
  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #12 - 10/29/10 at 18:13:53
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@Meat:  if you don't like to face the Mieses, then you can play 1.e4 e5 2.Nf3 Nc6 3.d4 ed 4.Nxd4 Qf6 possibly followed by ...Bc5 and ...Nge7. I would be curious to know if this move has any shortcomings?
  
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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #11 - 10/28/10 at 23:40:32
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spagh3tti wrote on 10/28/10 at 21:21:52:
My previous post was aimed at countering what I perceived as a lightly dismissive attitude towards the line.

Then your perception was wrong. I was completely serious. The problem is to find out when the extra move c3 is an advantage and when it's a disadvantage.
I am not interested enough in the Scottish - I don't play it with either side - to look for answers myself.
  

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Re: Scotch 4...Bb4+ 5.c3 Bc5
Reply #10 - 10/28/10 at 21:21:52
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MNb wrote on 10/28/10 at 16:20:06:

At the other hand White was quite happy with the pawn on c3 in Kasparov-Unzicker, Zuerich 2001. Sure Black can do better.
Another line is 4...Bb4+ 5.c3 Bc5 6.Nxc6 bxc6 (rather not 6...Qf6 here, a move that is possible with the pawn on c2) 7.Bd3 Ne7 8.Nd2 0-0 9.0-0 d6 10.b4 Bb6 11.a4 a5 12.Nc4. Or quite similar 8.0-0 0-0 9.b4 Bb6 10.a4 a5 11.Nd2 d5 (d6 transposes to the previous line 12.Nb3 dxe4 13.Bxe4 Bf5 14.Bxf5 Nxf5 15.Bf4.
So perhaps things are not that easy?


I never said it was easy. It's a defence, Im sure there are critical lines as well as less critical ones.
My previous post was aimed at countering what I perceived as a lightly dismissive attitude towards the line.
If you have ideas or improvements for White I'll be happy to discuss them with you. As I mentioned I am preparing this line so I'll be just happy to know stuff in advance.
For example, after 7.Bd3 Ne7 8. 0-0 0-0 9. b4 Bb6 10. a4 a5 11.Nd2 d5 you suggest 12.Nb3 as an improvement over the previously played 12. ed5. 
I'm not sure I like the look of 12...de4 there, let me have a look at that and see if I can cook up a few ideas for Black, and I'll get back to you.
As per Kasparov's game, both 8...Qg6 and 8...d6 definitely improve over Unzicker's 8...Nxd4. But I havent gotten to the Qg4-lines yet so I'm gonna have to get back to you on that too.
Cheers for now
  
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