CREATE TABLE table_50088 ("Date" FLOAT, "Tournament" CLOB, "Surface" CLOB, "Partnering" CLOB, "Opponent in the final" CLOB, "Score" CLOB)

Which Opponent in the final has a Score of 6 3, 3 6, 6 8?
SELECT "Opponent in the final" FROM table_50088 WHERE "Score" = '6–3, 3–6, 6–8'
SELECT "Opponent in the final" FROM "table_50088" WHERE "Score" = '6–3, 3–6, 6–8'