user: Question: What is the lowest rank of the building with 12 floors?
Columns: ['Rank', 'Name', 'Floors*', 'Year* (est.)', 'Status']
Types: ['real', 'text', 'real', 'text', 'text']
Sample row: [1.0, 'Museum Plaza', 62.0, 'n/a', 'cancelled; plans abandoned']
SQL:

assistant: SELECT MIN("Rank") FROM "Table" WHERE "Floors*" = 12.0;