Alejandro Tabilo and Alexander Zverev meet in the round of 32 at US Open on Sunday. Alexander Zverev has won 7 of the last 10. Alejandro Tabilo has won 5 of the last 10.
There's a wide gap in our ratings on hard, and our number follows from it. Tabilo needs several things to break right at once; the percentages say they usually don't.