user: Question: What is the ride manufacturer and type with a minimum height of 54", after the year 1991?
Columns: ['Ride', 'Year Opened', 'Ride Manufacturer and Type', 'Minimum Height', 'Rating']
Types: ['text', 'real', 'text', 'text', 'real']
Sample row: ['The Demon', 1980.0, 'Arrow Dynamics', '48"', 5.0]
SQL:

assistant: SELECT "Ride Manufacturer and Type" FROM "Table" WHERE "Minimum Height" = '54"' AND "Year Opened" > 1991.0;