user: ### NOW ANSWER:
Question: What ship was built by Palmers Shipbuilding and Iron Company for the Royal Navy?
Columns: ['Country', 'Builder', 'Location', 'Ship', 'Class / type']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Royal Navy', 'Laird, Son & Co.', 'Birkenhead', 'HMSVanguard', 'Audacious-classbattleship']
SQL:

assistant: SELECT "Ship" FROM "Table" WHERE "Country" = 'Royal Navy' AND "Builder" = 'Palmers Shipbuilding and Iron Company';