Caro-Kann Defense:Hillbilly Attack

A modern name for 2. Bc4, popularised in online chess: White hopes Black’s ...d5 will gain time on the bishop less than it seems.

It is reached after 3 moves: 1. e4 c6 2. Bc4. It is a line of the Caro-Kann Defense.

Black is to move and has 21 legal moves. Over the next four moves — two for each side — the game can branch into 557,107 different games. Those games reach 193,730 different positions: most positions can be reached in more than one way, 2.9 on average.

The Lichess opening list names 1 further line after this position, such as Schaeffer Gambit (2... d5 3. Bb3 dxe4 4. Qh5).

No other order of these moves reaches this position: each move depends on the one before.