1. e2e4  1... c7c5  2. g1f3  2... d7d6  3. d2d4  3... c5d4  4. f3d4  4... g8f6  5. b1c3  5... a7a6  6. d4b3 A fashionable  line, still. White often tries to enter a favorable version of the Keres  Attack. 6... e7e6  7. g2g4  7... b7b5  8. f1g2  8... c8b7  9. g4g5  9... f6d7  10. h2h4  10... b8c6  11. f2f4  11... f8e7  12. c3e2 A  novelty which will hardly attract any followers. Wei might have mixed up  something in his preparation. 12... h7h6 This is it! The overextended pawn phalanx collapses and the white king is far more exposed than the opponent's one. 13. e2d4  13... c6d4  14. d1d4  14... h6g5  15. h4g5  15... h8h1  16. g2h1  16... e6e5 Vachier-Lagrave knows his stuff. Black is  clearly better. 17. d4f2  17... e5f4  18. c1f4  18... e7g5  19. f4d6  19... a8c8 White cannot castle and Bg5-h4 is always a powerful threat. 20. c2c3  20... g5h4 Solid and good. Vachier exchanges  White's best piece. 21. d6g3 