user: Question: What is Manufacturer, when Quantity Made is 2, and when Year Made is 1884?
Columns: ['Class', 'Wheel arrangement', 'Manufacturer', 'Year made', 'Quantity made', 'Quantity preserved']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['4-4-0 — ooOO — American', '4-4-0 — ooOO — American', '4-4-0 — ooOO — American', '4-4-0 — ooOO — American', '4-4-0 — ooOO — American', '4-4-0 — ooOO — American']
SQL:

assistant: SELECT "Manufacturer" FROM "Table" WHERE "Quantity made" = '2' AND "Year made" = '1884';