user: Question: What was the competition when there was No competition for mens doubles?
Columns: ['Year', 'Mens singles', 'Womens singles', 'Mens doubles', 'Womens doubles', 'Mixed doubles']
Types: ['real', 'text', 'text', 'text', 'text', 'text']
Sample row: [1992.0, 'Marko Goljak', 'Andrea Jurcic', 'No competition', 'No competition', 'No competition']
SQL:

assistant: SELECT "Womens doubles" FROM "Table" WHERE "Mens doubles" = 'No competition';