Chess Opening Theory/1. e4/1...c5/2. Nf3/2...d6/3. d4/3...cxd4/4. Nxd4/4...Nf6/5. Nc3/5...a6/6. Bg5/6...e6/7. f4/7...Qb6/8. Qd2/8...Qxb2/9. Rb1

= Sicilian Defence, Poisoned Pawn Variation = The most popular move. After 9.Rb1 White chases away the Black queen and assumes control of the b-file. After the queen escapes to a3 (only move), White will have several options.

Theory table
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'''1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5. Nc3 a6 6.Bg5 e6 7.f4 Qb6 8.Qd2 Qxb2 9.Rb1'''