Question: Name the date for Clay surface and location of Santos, Brazil
SQL: SELECT "Date" FROM "2-15162330-2" WHERE "Surface" = 'Clay' AND "Location" = 'Santos, Brazil';

Question: Name the date with outcome of Winner and score of 4–6 6–2 7–6 (7–4)
SQL: SELECT "Date" FROM "2-15162330-2" WHERE "Outcome" = 'Winner' AND "Score" = '4–6 6–2 7–6 (7–4)';