Can you find the move in this position that wins an exchange?

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Can anyone explain to me why this was a bad move?

What about it?

Evaluation dropped from equal to worse.

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Oh no my night!? - my first intended brilliancy

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Violated him

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Violated him

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It's this good progress over 90 days?

What about it?

Lots of puzzles and more doing for tactics work. I sort of lost time focusing on memorizing a couple black and white openings instead of really understanding the "why" and now I'm redirecting to focusing on the ideas and tactics behind them.

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How is this a mistake?

What about it?

If I push the pawn.. Wouldn't the queen take it, I take the queen and the bishop takes my queen? Instead, I won a pawn.. Isn't that better than losing a pawn?

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17 moves, 99% accuracy, Greek Gift mate. Probably my favorite game I ever played

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How is this not a blunder?

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I think I might have made someone sad

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Absolutely unintentionally blundered my queen but was still considered "excellent" (and I actually won lol)

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