Dacha Tactics #5

This was one of my favorites vs Magnus Carlsen. Through out the game I was proudly showing off my golden dark bishop lurking on b2. After many escapades, it netted me an extra piece. The finish is pretty, and will naturally relate to dark -- note our pressure on the long diagonal with mates on g7 and h8 looming. The rook on d8 protects -- and it also protects his weak (dark!) pawn on d6. We deserve to crack him on dark -- the only question is how...

Interact with the puzzle below.  If you get stuck, you can always click the "lightbulb" icon in the lower-left of the puzzle frame.  Good luck!