user: Question: If the stage is 3, what is the points classification name?
Columns: ['Stage', 'Winner', 'General classification', 'Mountains classification', 'Points classification', 'Sprints classification', 'Team classification']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Fabian Cancellara', 'Fabian Cancellara', 'no award', 'Fabian Cancellara', 'no award', 'Team Saxo Bank']
SQL:

assistant: SELECT "Points classification" FROM "Table" WHERE "Stage" = 3.0;