The French Defense: Advance Variation with Nc6 – Playing as White

The Advance Variation is all about the pawn duo on d4 and e5. These pawns cramp Black's position, taking away the f6 square from Black's knight and making it hard for Black to develop naturally. Black's main task is to attack this chain — usually by targeting the base at d4 or by trying to play f6 to break the e5 pawn. Your job as White is to defend the chain while completing your development. The structure also gives you a potential kingside attack, since Black's pawn on e6 blocks their own light-squared bishop. The engine's +0.85 evaluation reflects that you've already achieved a comfortable space advantage — now it's about maintaining it through the right responses.

Stockfish's top choice for Black in this position is f6, the most direct challenge to your centre. The engine's ideal continuation runs f6 f4 fxe5 dxe5. Black immediately strikes at the head of your pawn chain. Your reply f4 is key: you support the e5 pawn and keep the centre closed. After Black captures on e5, you recapture with the d-pawn (dxe5), keeping a strong pawn on e5 and leaving Black with a backward pawn on e6. This is the critical test of your opening knowledge. In the drill, practice responding accurately when Black plays f6 — it's the most principled challenge and shows up in over 146,000 games.

Black has many sixth-move choices, and your winning chances stay solid against all of them. Here's how White scores against the most popular replies from real games: - f6 (146,964 games): White wins 53.2% - Nge7 (120,730 games): White wins 52.9% - Bd7 (74,255 games): White wins 53.8% - Be7 (67,950 games): White wins 55.7% - a6 (46,792 games): White wins 54.0% - g6 (35,464 games): White wins 55.3% Notice that White scores slightly better against quieter moves like Be7 and g6. That's because those moves don't challenge your centre immediately, giving you more time to build up. The stats confirm that your advantage is real across the board — no matter what Black tries, you're scoring above 52%.

The engine identifies two inaccuracies Black can make in this position. Both cost Black about 0.6 pawns compared to playing the best move f6. Bd7 (74,255 games played): This natural-looking developing move is an inaccuracy. Black places the bishop on d7, but it doesn't challenge your centre or prepare useful breaks. The better move was f6. In the drill, when Black plays Bd7, you'll need to know how to increase your space advantage while Black wastes time. g6 (35,464 games played): Fianchettoing the bishop to g7 is also an inaccuracy. Black weakens the kingside dark squares and doesn't address the central tension. The better move was again f6. Against g6, you can continue developing with a strong centre and look for attacking chances on the kingside later. Recognising these mistakes and knowing they're suboptimal gives you confidence — you can punish them by simply following good developing moves and maintaining your central grip.