1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. b1c3  3... f8b4  4. e2e3 Another interesting feature of this duel is that, contrary to what usually happens in matches, the openings are not being repeated, which makes the games even more fun. 4... e8g8  5. a2a3 A move Ding has never played and Nepomniachtchi has never faced, at least in the database I searched. But it's a hot line in current theory, so Nepomniachtchi was prepared. 5... b4c3  6. b2c3  6... d7d6  7. g1e2 