Surya Ganguly has reshaped how to play the Dragon against the Bishop c4 system. His French League victory showcases a plan built around the move ...a5, a detail that transforms Black's whole approach to this theoretical battleground.

The position gets messy fast. White builds kingside threats the usual way. But Ganguly doesn't defend passively. Instead, he activates his queenside with ...a5, loosening White's grip and giving his pieces real purpose on the b-file. This isn't just tempo-wasting. The move creates concrete counterplay before White's attack becomes lethal.

The execution matters. Ganguly pushes ...d4 at precisely the right moment, a thrust that destabilizes White's center and opens lines for Black's rooks. From there, the position tilts decisively. Black seizes control of the b-file and delivers a stunning interference tactic that forces White to resign.

What makes this game instructive goes beyond the flashy finish. Ganguly proves Black doesn't need to hunker down and hope. The Dragon remains playable at the highest level when you understand the counterattacking geometry. ...a5 is no longer a sideline curiosity. It's a weapon that demands respect.

This is the kind of game that rewires preparation. If you play the Dragon, you need to know this plan. If you play Bishop c4 against it, you need an answer.