A spot in the next round is at stake on Thursday, when Daniel Altmaier goes up against Tommy Paul in the Hamburg quarterfinal. Tommy Paul has won 4 in a row and 7 of the last 10 overall. Daniel Altmaier is 5-5 across recent matches.

Tommy Paul has had the better of this rivalry, winning 2 of 2 against Daniel Altmaier. On clay specifically it reads 1-0 Paul — worth more than the overall number this week.

Tommy Paul is clearly higher-rated on clay — our number puts Paul around 55%. Little separates them; Paul gets the nod on the finest of margins.