Black needs to be cautious.
1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... f8c5  5. e1g1  5... g8e7  6. c2c3  6... e7g6 6...Ba7 is the modern continuation according to my Megabase. 7. d2d4  7... c5a7  8. c1e3 A natural move that Nakamura has not faced yet. 8... e8g8  9. b1d2  9... d7d6  10. f1e1  10... g8h8  11. h2h3 All of this is very natural as well as Black's next move.