1. b1c3 Firouzja has played this move even in standard chess (see below), so why not in rapid $2 1... c7c5  2. d2d4  2... c5d4  3. d1d4  3... b8c6  4. d4a4  4... e7e6  5. e2e4 It is an original Sicilian now. 5... f8c5  6. g1f3  6... d7d6 A novelty as early as move six. 7. e4e5 Firouzja wants to justify the position of his queen, but this comes at the expense of his development. 7... d6e5  8. f3e5  8... g8e7  9. c3e4 A blunder. 9... c5b4 After a thorough think, Vachier-Lagrave finds the refutation $1 10. c2c3  10... d8d5 Black wins material. It is Firouzja's turn to find something urgently. 11. f1d3 Best, under the unfavorable conditions. 11... d5e5 The simplest solution. 12. c3b4  12... f7f5  13. f2f4  13... e5d4  14. e4f2  14... d4b4 Once again, simple and strong. 15. a4b4  15... c6b4  16. d3b1 Firouzja survived to an endgame where his bishop pair is not sufficient compensation for the pawn. 16... c8d7  17. c1d2 The moves that follow are pretty logical for both sides as they complete their development. 17... b4d5  18. e1g1  18... a8c8  19. f1e1  19... e8g8  20. b1d3  20... f8d8  21. b2b3  21... g8f7  22. a1c1  22... c8c1  23. e1c1  23... d7c6  24. g2g3  24... d5f6  25. d2a5  25... d8d7  26. d3f1  26... c6e4  27. c1c7  27... d7c7  28. a5c7 Little by little Vachier-Lagrave managed to get rid of all rooks, and now he will confidently be trying to convert his extra pawn. 28... e7c6  29. c7d6  29... c6d4  30. d6c5  30... d4f3  31. g1g2  31... b7b6  32. f2e4  32... f3e1  33. g2g1  33... f6e4  34. c5e3 