Black to move & win.
A few years ago strong German master Gerd Lorcheid missed this pretty combination. Time trouble? Anyway, he won fast, so who cares?
Well, I show it because of its elegance. It's not just a trick but really a combination, combining two tricks. And it illustrates the Power of a Centralized piece.
Tags: tactis, Fork/ Double Attack, Removal of the Defender
For defintions and good examples, see on chess.com here