1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... g8f6  4. e1g1  4... f6e4  5. d2d4  5... e4d6  6. b5c6  6... d7c6  7. d4e5  7... d6f5  8. d1d8  8... e8d8  9. h2h3 Vachier-Lagrave remains one of the few players  willing to crack the Berlin endgame. Almost every other top player  switched to a complex middlegame battle with 4.d3.