A spot in the next round is at stake on Monday, when Arthur Gea goes up against Botic Van De Zandschulp in the US Open round of 16. Arthur Gea brings a 7-match winning streak into this one, 9-1 across the last ten. Botic Van De Zandschulp comes in at 7 wins from the last ten.

There's a wide gap in our ratings on hard, and our number follows from it. Little separates them; Gea gets the nod on the finest of margins.