A common square for the queen, but not very popular without playing 7.f4 first. Svidler had tried this move before in 2023.
1. e2e4  1... c7c5  2. g1f3  2... d7d6  3. d2d4  3... c5d4  4. f3d4  4... g8f6  5. b1c3  5... a7a6  6. c1g5  6... e7e6 