1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.Bg5 - Classical. 4...Bb4 - MacCutcheon! Black pins immediately.
White's plans: Play e5, h4. Attack on the kingside. Black's plans: Play ...Ne4, ...c5. Counter-attack in center.
Watch the moves to understand the opening sequence. Use the controls to replay or auto-play the variation.