En Passant, and castling,

Watch this diagram.
Did you see those moves white did to checkmate black? Those moves were En passant, and castling. In this blog, I am going to show you how to do each!

First, Castling Castling as seen in this diagram is a move in which a king and a rook are needed.

The diagram does show this clearly on how to do it but, the thing is that if the rook, or king have moved or, you their is a check involved or, their is a piece in the way, you can't do it.

Now for en passant Sorry, I just had to show you that. Remember you can only do if it is the first move after they do that.

Now, here's a real puzzle