user: Question: What is the parent magazine of Dengeki G's Festival! Deluxe?
Columns: ['Title', 'Parent magazine', 'Magazine type', 'Frequency', 'Magazine run']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['CLaCLa', 'Dengeki Hime', 'Yaoi manga & light novel', 'Quarterly', 'October 30, 2007–April 30, 2008']
SQL:

assistant: SELECT "Parent magazine" FROM "Table" WHERE "Title" = 'Dengeki G''s Festival! Deluxe';