Vilius Gaubas faces Genaro Alberto Olivieri in the San Marino round of 16 on clay. Vilius Gaubas is the paper favourite — ranked #128, a roughly 70-point clay Elo advantage — but Genaro Alberto Olivieri arrives in form, winning 4 of their last 6 on clay to Vilius Gaubas's 2.
Clear favourite · Gaubas V. clearly ahead, but no certainty
Calibrated model · 63% favourite accuracy (2025–26, out-of-sample). Probability is a statistical estimate, not a certainty. How it works.
The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.
Averages over each player's completed matches in the selected window (30 vs 20). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Gaubas V.: 2 days rest · 1 match, 19 games (7d) · Olivieri G.: 2 days rest · 1 match, 17 games (7d). Higher means fresher. About
No previous meetings on record.
Per-surface Serve / Return Rating (0–100, percentile within the clay field, opponent-adjusted over 52 weeks). About