Torre Attack: Classical Defense, Nimzowitsch Variation is a chess opening with the ECO code A46, part of the Torre Attack family. It goes 1. d4 Nf6 2. Nf3 e6 3. Bg5 h6. White opens with 1. d4 (the queen's pawn) and Black answers 1... Nf6. After 6 moves it is White to move. The lesson on the board explains every move of the line and lets you play it yourself; it is free.
The moves
1. d4 – White plays the pawn to d4
1... Nf6 – Black plays the knight to f6
2. Nf3 – White plays the knight to f3
2... e6 – Black plays the pawn to e6
3. Bg5 – White plays the bishop to g5
3... h6 – Black plays the pawn to h6
About the Torre Attack
White plays d4, Nf3 and Bg5, pinning the f6 knight. It is a simple system with easy development.