user: Question: Which Source model has a Release date of 1992-04-06?
Columns: ['Name', 'Release date', 'Latest version', 'Status support', 'Source model', 'Architecture', 'Target market']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Windows 1.0', '1985-11-20', '1.04 (1987-04-08)', 'Unsupported (2001-12-31)', 'Closed source', '16-bit', 'Desktops']
SQL:

assistant: SELECT "Source model" FROM "Table" WHERE "Release date" = '1992-04-06';