user: ### NOW ANSWER:
Question: How many cover dates does the story "DEVASTATION DERBY! (Part 1)" have?
Columns: ['#', 'Cover Date', 'Story Title', 'Writer/s', 'Artist/s', 'Letterer/s', 'Colourist/s', 'Editor/s', 'Comments']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [29.0, '5 October 1985', 'DECEPTICON DAM BUSTERS (PART 1)', 'Simon Furman', 'John Stokes', 'Richard Starkings', 'Steve Whitaker', 'Ian Rimmer', 'Original UK Material']
SQL:

assistant: SELECT COUNT("Cover Date") FROM "Table" WHERE "Story Title" = 'DEVASTATION DERBY! (Part 1)';