user: Question: Which Director has a Role of Melissa?
Columns: ['Year', 'Title', 'Role', 'Producer', 'Director']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['July 26, 2000', 'Pera O Bayong', '(cameo)', 'Star Cinema', 'Edgar Mortiz']
SQL:

assistant: SELECT "Director" FROM "Table" WHERE "Role" = 'Melissa';