The most aggressive move. It should be noted that not only did the white pieces rapidly create threats while developing, but they were moved in a very rapid speed by their commander too.
1. d2d4  1... d7d5  2. c2c4  2... d5c4  3. e2e4  3... b7b5  4. a2a4  4... c7c6  5. a4b5  5... c6b5  6. b1c3  6... d8b6 Nakamura did not mind repeating a line which Aronian used at the first Grand Prix event that took place in Berlin as well.