user: Question: What is the Spine that has Fantastic Stories Science Fiction & Fantasy with and end month in Aug-72?
Columns: ['Start month', 'End month', 'Cover', 'Spine', 'Indicia', 'Masthead', 'Number of issues']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'real']
Sample row: ['Summer-52', 'Feb-55', 'Fantastic', 'Fantastic', 'Fantastic', 'Fantastic', 16.0]
SQL:

assistant: SELECT "Spine" FROM "Table" WHERE "Indicia" = 'Fantastic' AND "Cover" = 'Fantastic Stories Science Fiction & Fantasy' AND "End month" = 'Aug-72';