user: ### NOW ANSWER:
Question: Name the Years as tallest has a Height metres / ft of 07.0 150 / 493 [B ]?
Columns: ['Name', 'Location', 'Years as tallest', 'Height metres / ft', 'Floors']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['White Tower', 'Tower Hill', '1098–1310', '01.0 27 / 90', '03.0 N/A']
SQL:

assistant: SELECT "Years as tallest" FROM "Table" WHERE "Height metres / ft" = '07.0 150 / 493 [B ]';