user: Question: What stage number had the general classification Rory Sutherland?
Columns: ['Stage', 'Winner', 'General classification', 'Mountains classification', 'Points classification', 'Youth classification', 'Team Classification']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Tom Zirbel', 'Tom Zirbel', 'Tom Zirbel', 'Tom Zirbel', 'Nick Frey', 'Bissell']
SQL:

assistant: SELECT "Stage" FROM "Table" WHERE "General classification" = 'Rory Sutherland';