Chess Opening Theory/1. e4/1...c6/2. d4/2...d5/3. Nc3/3...dxe4/4. Nxe4/4...h6

= Caro-Kann Defence: Finnish Variation = With move 4. h6 Black creates escape square for light squared bishop's later use. It is usually consired as an inaccuracy and it is therefore rarely seen in higher levels.

White's most usual respond is 5. Nf3. Natural development move 5. Bc4 is also played often and usually with an aim to sacrifice bishop in f7.