It boiled down to the reversed Scheveningen now. A curious fact is  that both Carlsen and Nakamura have been shown the secrets of this opening by Garry Kasparov himself.
1. c2c4  1... e7e5  2. b1c3  2... g8f6  3. g1f3  3... b8c6  4. e2e3  4... d7d5  5. c4d5  5... f6d5 The Sicilian Four  Knights reversed. 6. d1c2  6... d5b4  7. c2b1  7... f7f5  8. a2a3  8... b4d5 