Zach Stephens: Predictions and form

World No. 1045 Zach Stephens is 20 and plays right-handed. Still looking for a winning surface: Hard 2-13, Clay 0-1, Grass 0-1. Twelve-month serve numbers: 65% of first serves in, 63% of those points won. A real threat on return: 50.4% of break points are converted. Point for point, 61.6% go this player's way.

A difficult stretch: 5 of the last 5 matches lost. No match in our data has lasted longer than the 36-game duel with D. Dinev. We have forecast this player's matches most often at Challenger Islamabad Pakistan: 3 of them. Open any of these matches for BananaCore's pick, a predicted scoreline and the serve and return figures behind them. Latest tournament on record: Challenger Roehampton Great Britain Qualifying.