A spot in the next round is at stake on Monday, when Donna Vekic goes up against Iga Swiatek in the Beijing round of 32. Iga Swiatek has won 8 of the last 10. Donna Vekic has won 3 of the last 10.
There's a wide gap in our ratings on hard, and our number follows from it. Vekic needs several things to break right at once; the percentages say they usually don't.