Here's an interesting position I just played on FICS.
Hint: Black to move and win material.
Answer can be found by highlighting between the brackets
[1. Bxe4 Bxe4
2. Nxe4 Qxe4
3. Re8 Qf3
4. Rxe3! and White cannot take the Rook back because of Bd4 pinning the Queen]