Home › Openings › Caro-Kann Defense › Caro-Kann Defense: Breyer Variation Caro-Kann Defense: Breyer Variation, Stein Attack ECO B10 · 1. e4 c6 2. d3 d5 3. Nd2 g6 4. Ngf3 Bg7 5. g3 e5 6. Bg2 Ne7 7. O-O O-O 8. b4 Practice this opening · Play against the computer