Rybakina broke for 4-3 in a clinical display, saving five break points in a hold for 1-1 and again saving one in a hold for 3-3 before clinching 6-4.
Rybakina broke for 2-1 and held firm thereafter, sealing 6-4 with Shnaider's sole resistance a deuce hold for 4-5 saving one break point.