context: 1. e2e4  1... e7e5  2. g1f3  2... g8f6  3. f3e5  3... d7d6  4. e5f3  4... f6e4  5. d2d4  5... d6d5  6. f1d3 Vachier-Lagrave's games are generally entertaining and important from a theoretical point of view. Fans of the king's pawn, the most classic and beautiful way to start a chess game, follow the games of the French GM with particular interest, since he is the perfect model of a modern player faithful to Bobby Fischer's favorite move. The Frenchman certainly admires the American genius, since his style is similar to his, including the openings. 6... f8d6 Nepomniachtchi's favorite move in the Petroff. 7. e1g1  7... e8g8 