Tuesday's Guangzhou round of 32 pits Janice Tjen against Polina Kudermetova on hard. Janice Tjen is searching for form, having lost 2 in a row (4 of the last 10). Polina Kudermetova comes in at 4 wins from the last ten.

The serve is where this match separates: Tjen has been winning 68.5% of first-serve points to Kudermetova's 65.2%, and on hard that gap compounds fast. This one is close to a coin flip, and the lean toward Tjen is exactly that — a lean.