 | This template is used on approximately 4,600 pages and changes may be widely noticed. Test changes in the template's /sandbox or /testcases subpages, or in your own user subpage. Consider discussing changes on the talk page before implementing them. |
This template is used to implement templates that are subcategories of Category:Works by year, such as {{Play year}} or {{film year}}. See Template:Works year header/helper for details.