Andrea Guerrieri and Maks Kasnikowski meet in the round of 16 at Olbia on Wednesday. Andrea Guerrieri is 6-4 across recent matches. Maks Kasnikowski is 5-5 across recent matches.

On paper it's close: comparable ratings, comparable serve numbers, small margins everywhere. This one is close to a coin flip, and the lean toward Guerrieri is exactly that — a lean.