1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 - See Open Sicilian. 6.Bg5 - Classical! White pins the knight and prepares Qd2 and O-O-O.
White's plans: Play Qd2, O-O-O, f3. Attack on the kingside. Black's plans: Play ...e6 or ...Bg4. Castle and look for counterplay.
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