user: Question: What was the catalog of the 7" single in France?
Columns: ['Date', 'Label', 'Region', 'Format', 'Catalog']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['12 September 1988', 'Polydor', 'France', '7" single', '887 847-7']
SQL:

assistant: SELECT "Catalog" FROM "Table" WHERE "Format" = '7" single' AND "Region" = 'France';