user: Question: 15 albums were released in the UK during which year?
Columns: ['Year', 'US 200', 'UK Albums', 'RIAA certification', 'BPI certification']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['1971', '—', '—', '—', '—']
SQL:

assistant: SELECT "Year" FROM "Table" WHERE "UK Albums" = '15';