1. g1f3  1... d7d5  2. e2e3  2... c7c5  3. b2b3 Ju hadn't managed to pose opening problems with her traditional repertoire up to this point in the match, so she starts experimenting with new lines. In round seven, she tried the Caro-Kann and in this round, instead of going for the main lines of the Queen's Pawn, she decides to aim for a slower setup. 3... b8c6 