Why is Bxf6 the solution of this puzzle?

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togamaru
https://www.chess.com/tactics/68022
notmtwain

If you don't understand an answer, read the comments. There is usually a good explanation.

EscherehcsE

Classic removal-of-the-guard tactic. Take out the knight on f6, and then the bishop on g4 is hanging.

togamaru

Thanks for the replies, I understand now. I was too focused on the knight/Bishop trade on f6 and failed to notice the removal of the guard.