Probably not the most accurate.
1. e2e4  1... c7c6  2. d2d4  2... d7d5  3. e4e5  3... c8f5  4. b1c3  4... e7e6  5. g2g4  5... f5g6  6. g1e2  6... c6c5  7. h2h4  7... h7h5  Grischuk was in must-win situation and the opening definitely suited him. 8. e2f4  8... g6h7  9. f4h5  9... b8c6  10. d4c5  10... f8c5  11. c1g5  11... d8c7  12. f2f4  12... d5d4  13. c3b5 