CREATE TABLE table_name_86 (semifinalists VARCHAR2, champions VARCHAR2)

Which Semifinalists has a Champions of michael chang 6-0 6-4?
SELECT semifinalists FROM table_name_86 WHERE champions = "michael chang 6-0 6-4"
SELECT "semifinalists" FROM "table_name_86" WHERE "champions" = "michael chang 6-0 6-4"