D43Closed

Semi-Slav Defense

Main Line

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6

Overview

Combines ideas from the Slav and QGD. After 5.Bg5, the Meran and Anti-Meran variations lead to some of the deepest theory in chess. The Botvinnik System (5...dxc4) is particularly complex.

Analyze your Semi-Slav Defense games for free

Open chess.rodeo ↗