user: Question: How many points did Lech Piasecki, Stephen Roche, and Carrera Jeans-Vagabond have?
Columns: ['Stage', 'Winner', 'General classification', 'Points classification', 'Mountains classification', 'Young rider classification', 'Trofeo Fast Team']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['P', 'Roberto Visentini', 'Roberto Visentini', 'not awarded', 'not awarded', 'not awarded', 'Carrera Jeans-Vagabond']
SQL:

assistant: SELECT "Points classification" FROM "Table" WHERE "Young rider classification" = 'Lech Piasecki' AND "General classification" = 'Stephen Roche' AND "Winner" = 'Carrera Jeans-Vagabond';