Chess Opening Theory/1. e4/1...c6/2. d4/2...d5/3. Nd2

=Caro-Kann Defence=

After the commonly-played 3...dxe4 4. Nxe4 this transposes into the main Classical Variation, as if 3.Nc3 had been played.

Theory table
.

1.e4 c6 2.d4 d5 3.Nd2