Jasmine Paolini and Marta Kostyuk meet in the quarterfinal at Wimbledon on Wednesday. Marta Kostyuk brings a 5-match winning streak into this one, 9-1 across the last ten. Jasmine Paolini is rolling — 5 straight wins, 7 of 10 in recent play.

The ledger favors Jasmine Paolini, 2-0 across their 2 meetings with Marta Kostyuk.

The serve is where this match separates: Kostyuk has been winning 64.1% of first-serve points to Paolini's 60.1%, and on grass that gap compounds fast. Paolini comes in off a compressed schedule; Kostyuk comes in off a compressed schedule. This one is close to a coin flip, and the lean toward Kostyuk is exactly that — a lean.