Hugo Dellien and Manuel La Serna Juan meet in the round of 32 at Cali on Tuesday. Hugo Dellien has won 7 of the last 10. Manuel La Serna Juan has won 5 of the last 10.

Hugo Dellien simply rates much higher on clay, and our number follows from it. The edge belongs to Dellien — real, but not the kind you take for granted at this level.