user: Question: Who was asked 20 questions in the issue where the centerfold is Marliece Andrada?
Columns: ['Date', 'Cover model', 'Centerfold model', 'Interview subject', '20 Questions', 'Pictorials']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['2-98', 'Daphne Deckers', 'Julia Schultz', "Conan O'Brien", 'Paul Thomas Anderson', "Juli Ashton and Doria of Playboy TV's Night Calls"]
SQL:

assistant: SELECT "20 Questions" FROM "Table" WHERE "Centerfold model" = 'Marliece Andrada';