user: Question: Which Semifinalists has a Champions of Michael Chang 6-0 6-4?
Columns: ['Week of', 'Tournament', 'Champions', 'Runners-up', 'Semifinalists']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['13 September', 'Bucharest , Romania $500,000', 'Goran Ivanišević 6-2 7-6(5)', 'Andrei Cherkasov', 'Guillermo Pérez-Roldán Andrea Gaudenzi']
SQL:

assistant: SELECT "Semifinalists" FROM "Table" WHERE "Champions" = 'Michael Chang 6-0 6-4';