411 REFERENCE · Wikibooks
Chess Opening Theory/1. e4/1...c6/2. d4/2...d5/3. Nc3/3...dxe4/4. Nxe4/4...Bf5/5. Ng3/5...Bg6/6. h4/6...h6/7. Nf3/7...Nd7/8. h5/8...Bh7/9. Bd3/9...Bxd3/10. Qxd3/10...e6/11. Bd2/11...Ngf6/12. O-O-O
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Caro-Kann Defence:Classical Variation rd qd kd bd rd pd pd nd pd pd pd pd nd pd pl pl ql nl nl pl pl pl bl pl pl kl rl rl
Caro-Kann Defence:Classical Variation
Black is able to castle in the next two moves, either with 12...Bd6 13...O-O (12...Be7 is the same, since White will play 13. Ne2 anyway), or 12...Qc7 13...O-O-O.
The main line involves kingside castling.
Theory table
.
1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. h5 Bh7 9. Bd3 Bxd3 10. Qxd3 e6 11. Bd2 Ngf6 12. O-O-O
12
...Be7
...Bd6
...Qc7