user: Question: What is the Trofeo Fast Team with a point classification of Silvio Martinello and stage 6?
Columns: ['Stage', 'Winner', 'General classification', 'Points classification', 'Mountains classification', 'Intergiro classification', 'Trofeo Fast Team']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Silvio Martinello', 'Silvio Martinello', 'Silvio Martinello', 'N/A', 'N/A', 'Scrigno-Blue Storm']
SQL:

assistant: SELECT "Trofeo Fast Team" FROM "Table" WHERE "Points classification" = 'Silvio Martinello' AND "Stage" = '6';