Darja Semenistaja and Teodora Kostovic meet in the round of 16 at Sao Paulo on Wednesday. Teodora Kostovic limps in on a 2-match losing skid, just 4 wins in 10. Darja Semenistaja limps in on a 7-match losing skid, just 3 wins in 10.

Hold strength tells the story — 63.2% versus 57.7% on first-serve points in Kostovic's favor. Semenistaja comes in off a compressed schedule; Kostovic comes in off a compressed schedule. Little separates them; Kostovic gets the nod on the finest of margins.