Common Opening Mistakes!

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Musikamole

I will post common opening mistakes, as I find them in my own games, and invite you to do the same.


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plutonia

the position in the OP is ok for black.

 

 

http://www.chess.com/forum/view/chess-openings/petroff-defense-with-3-nxe5-nxe4

Mandy711

This is a good topic to learn opening mistakes. I'll post a game later.

NimzoRoy

The "refutation" here isn't that simple see IM pfren's analysis in

http://www.chess.com/forum/view/chess-openings/petroff-defense-with-3-nxe5-nxe4

DrFrank124c
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DrFrank124c
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Musikamole
plutonia wrote:

Regarding post #1.

In the Petroff defense after 1.e4 e5 2.Nf3 Nf6 3.Nxe5, 3...Nxe4 (?!) is a well known mistake. It can only be called a dubious pawn sacrifice at best.

"3...Qe7?!, on the other hand, does regain the pawn, but leaves the queen terribly exposed after 4.Nf3 or 4.d4 d6 5.Nf3 Qxe4+ 6.Be2, giving White plenty of opportunity for building up a comfortable lead in development." Fundamental Chess Openings by GM Paul van der Sterren, page 323.

Think of it this way. Why play the Petroff in the first place? Because it's a symmetrical opening which yields excellent drawing opportunities for Black. Why should Black give up a pawn when he is looking to equalize? Black is not giving up a pawn for an attack, is he?

wensleydale
Musikamole wrote:

Think of it this way. Why play the Petroff in the first place? Because it's a symmetrical opening which yields excellent drawing opportunities for Black. Why should Black give up a pawn when he is looking to equalize? Black is not giving up a pawn for an attack, is he?

That's why super-GMs play it. At lower levels people are more likely to play it because they like the kind of open positions it tends to produce, and hope to outplay their opponent in the complications. Giving up a pawn for an attack is exactly the sort of thing they may do. (Even in the main lines Black sometimes gives up a pawn in the hope of seizing the initiative. But the main lines are fairly irrelevant to most of us.)

Musikamole

Damiano Defense - 1.e4 e5 2.Nf3 f6(?). I have seen this defense often in my games, with my opponents resigning early. GM Boris Alterman has a short video lecture over at ICC on this defense, which is part of his long video series on gambits. Even being down the exchange, Black can set a few traps. BTW - Damiano considered 2...f6 to be a bad move, but his name got stuck to the opening by an unfriendly person.


Musikamole
wensleydale wrote:
Musikamole wrote:

Think of it this way. Why play the Petroff in the first place? Because it's a symmetrical opening which yields excellent drawing opportunities for Black. Why should Black give up a pawn when he is looking to equalize? Black is not giving up a pawn for an attack, is he?

That's why super-GMs play it. At lower levels people are more likely to play it because they like the kind of open positions it tends to produce, and hope to outplay their opponent in the complications. Giving up a pawn for an attack is exactly the sort of thing they may do. (Even in the main lines Black sometimes gives up a pawn in the hope of seizing the initiative. But the main lines are fairly irrelevant to most of us.)

1.e4 e5 2.Nf3 Nf6 3.Nxe5 Nxe4 (?) is never good for Black, because after 4.Qe2 Qe7, White has 5.d4.  There is a line where Black looks to play for complications in the Petroff, and that is after 1.e4 e5 2.Nf3 Nf6 3.Nxe5, Black can play a much better timed 3...Qe7. However, like I said above, if White is familiar with this little trick, either 4.Nf3 or 4.d4 solves all of White's problems, and White has the better game.

If your opponent is not as well versed in tactics, having queens opposite kings is one way to set traps. Here's one example where Black wins.


Musikamole

I often see the Philidor Defense in my games, and have seen on a few occasions after 1.e4 e5 2.Nf3 d6 3.d4 (Main Line), 3...c5 (??). Black loses a pawn for nothing, in most, if not all variations.


Musikamole

Here is another Philidor Defense puzzle with 3...c5?? that leads to checkmate. Black won't always play this poorly, but I learn checkmate patterns through these fun variations.


Musikamole

In the Patzer Opening (Wayward Queen Attack), after 1.e4 e5 2.Qh5, Black can play 2...Nf6, The Kiddie Countergambit, where I have won queens in Live Chess, and at the very least, gained time by pushing White's queen all around the board, getting way ahead in development.

In the puzzle below, first think of a move that will provoke White's queen to move, while at the same time setting a trap. I call this strategy: giving my opponent an opportunity to make a mistake.

The puzzle begins after 1.e4 e5 2.Qh5 Nf6 3.Qxe5+ Be7 4.Nf3.


Musikamole

C44: Scotch Game - 1.e4 e5 2.Nf3 Nc6 3.d4

This puzzle begins after 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bc5. Think of a good developing move that also gives Black an opportunity to make a mistake. The puzzle concludes with a fun variation that leads to checkmate. Click on Solution, then Move List, if you want to read my commentary.


Musikamole

All puzzles will now allow you to play the entire opening sequence, giving us all practice in openings, and at the critical point, we will need to find the best move.

Scotch Game: 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Qh4 (?!) 5.Nc3 Nf6 (?).


TheGreatLlama

Too many double exclams in analysis for me.  For example, Bh3+ was obvious, and if anything g3 deserved an exclam

Musikamole
06-jwagg wrote:

Too many double exclams in analysis for me.  For example, Bh3+ was obvious, and if anything g3 deserved an exclam

Yes. g3 deserves an exclam. I could just leave it at a single exclam for everything, I suppose. The point of the topic is to learn opening mistakes, for my benefit, and that of others.

Musikamole

A simple puzzle. Bishop's Opening: 1.e4 e5 2.Bc4 Nf6 3.d3 c6 4.Qe2 Be7 5.Nf3 0-0 6.Nxe5??


ajax333221

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. Bxc6 dxc6 5. Nxe5? Qd4


Blacks get the pawn back and removes the castling avility of white, also after moving the dark bishop, castling kingside is very strong for blacks