user: Question: what are every one of the rivals in conclusive where title is Zürich
Columns: ['Outcome', 'Year', 'Championship', 'Surface', 'Partner', 'Opponents in final', 'Score in final']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winners', 1999.0, 'Indian Wells', 'Hard', 'Martina Hingis', 'Mary Joe Fernández Jana Novotná', '6–2, 6–2']
SQL:

assistant: SELECT "Opponents in final" FROM "Table" WHERE "Championship" = 'Zürich';