Chess Opening Theory/1. e4/1...c5/2. Nf3/2...d6/3. d4/3...cxd4/4. Nxd4/4...Nf6/5. Nc3/5...g6/6. Be3/6...Bg7/7. f3/7...O-O/8. Qd2/8...Nc6/9. Bc4/9...Bd7/10. O-O-O

= Sicilian Defense, Dragon, Main Line = White castles queenside. Black should aim at White's king with Rc8 or Qa5 next, but other moves such as Ne5 are possible. Both sides often use their pawns on a6 and b6 (Black) or g2 and h2 (White) to open lines on the side they are attacking.