1. d2d4  1... g8f6  2. c2c4  2... g7g6  3. h2h4 In a must-win situation Vachier-Lagrave should  be creative. 3... f8g7  4. b1c3  4... d7d5  5. h4h5  5... f6h5  6. c4d5  6... e7e6  7. g2g4 An original and  strong idea.