user: Question: Name the winner for Nick Nuyens for general classification and stage of 2
Columns: ['Stage', 'Winner', 'General classification', 'Points Classification', 'Team Classification']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['P', 'Michiel Elijzen', 'Michiel Elijzen', 'not awarded', 'Cofidis']
SQL:

assistant: SELECT "Winner" FROM "Table" WHERE "General classification" = 'Nick Nuyens' AND "Stage" = '2';