Checkmates: Two Bishop Mates
from Winning Chess Combinations:
The standard mate is to drive the King into the corner:
Below is a combination motif known as Boden's Mate which is usually reserved for a King that has castled Queenside. The element here is to control the h2-b8 diagonal, freezing the Black King, and then to give a check on the a6-square when Black's King is blocked from escaping along the d-file.
A Skeletal setting:
Here's a game featuring a two Bishops Mate that isn't on the Queenside:
