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Today's Problem....

Today's Problem....

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I turned on my Fritz 6 and entered this position.

1.e4 e5 Nf3 f5



It thought for 1 minute and said best the White move is Nxe5 (0,69).

I turned off the computer, turn it back on again,
entered the same position into Fritz 6, let it 'think' for 1 minute
only this time it said the best move for White was exf5 (0.53)

I never changed the Fritz settings.

How did this happen?

(There is a perfectly logical explanantion.)

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1.e4 e5 2.f4 Nf6 🙂

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Originally posted by greenpawn34
I turned on my Fritz 6 and entered this position.

1.e4 e5 Nf3 f5

[fen]rnbqkbnr/pppp2pp/8/4pp2/4P3/5N2/PPPP1PPP/RNBQKB1R[/fen]

It thought for 1 minute and said best the White move is Nxe5 (0,69).

I turned off the computer, turn it back on again,
entered the same position into Fritz 6, let it 'think' for 1 minute
only this time it said the be ...[text shortened]... ed the Fritz settings.

How did this happen?

(There is a perfectly logical explanantion.)
you used different hardware?

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Fritz´s settings reset when you reset your computer so you had changed its settings.

Or stuff got cleaned/updated when you reset changing the amount of processing power fritz had to look deeply enough into the lines.

Guesses

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Nobody has got it correct so far.

Clue 1

Here is the position I entered the 2nd time.
What is the difference?



This is not a trick - there is a logical answer.

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fxe5 isn't possible. Did it actually say that or should it be exf5?

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Originally posted by paulbuchmanfromfics
1.e4 e5 2.f4 Nf6 🙂
How else can 3. fxe5 be legal ?

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Originally posted by greenpawn34
Nobody has got it correct so far.

Clue 1

Here is the position I entered the 2nd time.
What is the difference?

[fen]rnbqkbnr/pppp2pp/8/4pp2/4P3/5N2/PPPP1PPP/RNBQKB1R[/fen]

This is not a trick - there is a logical answer.
one is white to move, the other is black to move.

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Originally posted by diskamyl
one is white to move, the other is black to move.
That would be what I was saying. 🙂

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I'm assuming you meant exf5 was the best move the second time. The only thing I can think of is that in one position both sides can castle and in the other one side or the other or both can't castle (perhaps they have thrown in Ke1-e2, Ke8-e7, Ke2-e1, Ke7-e8 at some stage).

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I've corrected the 1st part it was 3.exf5 (my mistake).

Fat Lady is a winner.

The second time I did this.





In the 2nd position White has lost the right to castle.
Fritz noted this and made a different evaluation.

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Originally posted by greenpawn34
I turned on my Fritz 6 and entered this position.

1.e4 e5 Nf3 f5

[fen]rnbqkbnr/pppp2pp/8/4pp2/4P3/5N2/PPPP1PPP/RNBQKB1R[/fen]

It thought for 1 minute and said best the White move is Nxe5 (0,69).

I turned off the computer, turn it back on again,
entered the same position into Fritz 6, let it 'think' for 1 minute
only this time it said the be ...[text shortened]... ed the Fritz settings.

How did this happen?

(There is a perfectly logical explanantion.)
Meaning that the right to castle worth only 0.16 pawn (or half a tempo) for white? I would have given more than that!

2 edits
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Originally posted by greenpawn34
I turned on my Fritz 6 and entered this position.

1.e4 e5 Nf3 f5


It thought for 1 minute and said best the White move is Nxe5 (0,69).

I turned off the computer, turn it back on again,
entered the same position into Fritz 6, let it 'think' for 1 minute
only this time it said the (0.53)

I never changed the Fritz settings.

(There is a perfectly logical explanantion.)
i wish i had your happiness and you had a do-wacka-do, wacka-do wacka-do wacka-do.

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Originally posted by eldragonfly
i wish i had your happiness and you had a do-wacka-do, wacka-do wacka-do wacka-do.
Good Song 🙂
So is Dang Me, King Of The Road, and my favorite Little Green Apples.

1.e4 e6 !?
There, I threw in some chess too. 🙂