user: Question: When was Moray Firth built?
Columns: ['BR No.', 'Name', 'Builder', 'Whenbuilt', 'Withdrawn']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [70000.0, 'Britannia', 'Crewe', 'Cannot handle non-empty timestamp argument! 1951', 'Cannot handle non-empty timestamp argument! 1966']
SQL:

assistant: SELECT "Whenbuilt" FROM "Table" WHERE "Name" = 'Moray Firth';