French: Wing Gambit

Against the French, grab space with 3.e5 and then answer the ...c5 break by throwing a wing pawn at it: 4.b4! It takes the French player straight out of everything they have studied, and White scores 54% with it at club level. Tricky rather than refuting, which is the point.

• Learn–Easy Memory: drill the points where your lines split.
• Practice–Play whole lines against an opponent that follows your book.
• DrillAll courses–Spaced review of every course's due moves.
• Time–Your prompts against a 60-second clock.
• PuzzlesAll coursesReal games from your positions: find the missed move.
• Arena–Rated games from this opening. Leaving prep costs rating.