puzzle 30 a + b

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tellymetwise
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Joined: Mon Sep 22, 2003 3:48 pm

puzzle 30 a + b

Post by tellymetwise » Sat Oct 02, 2004 3:13 pm

Black to play.
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White to play.
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gmiller
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Post by gmiller » Sun Oct 03, 2004 10:57 am

30a: Qxg3

tellymetwise
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Post by tellymetwise » Sun Oct 03, 2004 1:34 pm

You've got that right Greg. :D

keithstuart
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Post by keithstuart » Mon Oct 04, 2004 10:56 am

I am assuming the aim of the second game for white to move is to get to an equal position.

The only decent move for white is 1.Nxc6 Nxd2 2.Nxe7+ (not Bxb6 as 2...bxc6 3.Kxd2 axb6 doesnt get white anywhere) Kh8 3.Bxb6

tellymetwise
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Post by tellymetwise » Mon Oct 04, 2004 6:48 pm

You've got that right Keith. :D

White's Knight on d4 is thrice attacked and twice defended.
(Black just had played Nf6xp)
Simply moving the queen out of harms way, or capturing the knight does not do.

tellymetwise
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Post by tellymetwise » Mon Oct 04, 2004 6:56 pm

For those interrested:
white's last move in 30a was probably to capture blacks bishop.
- Except for the pin on the pawn, what does also bins that move?
- And which move was better for white?

mluka
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Post by mluka » Tue Oct 12, 2004 8:20 am

tellymetwise wrote:For those interrested:
white's last move in 30a was probably to capture blacks bishop.
- Except for the pin on the pawn, what does also bins that move?
- And which move was better for white?
Bd5 is better than dxe5, winning two pawns.

tellymetwise
Posts: 360
Joined: Mon Sep 22, 2003 3:48 pm

Post by tellymetwise » Tue Oct 12, 2004 10:45 am

You are right Mike. View Board

Bd5 now covers also e5. Now Black has to avoid white's Nh5 or loose the queen. Either Nh4 (Nxh4 Qxh4) or Qf6 are good responses to this.

Though white has an overloaded piece now.
After Bxb7 Rab8 Bxa6, black will use this weakness by playing exd4.
The end result will be positional advantage for white with one pawn up.
View Board after Nh4
View Board after Qf6

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