question: How many points did lech piasecki, stephen roche, and carrera jeans-vagabond have?
answer: SELECT points_classification FROM table_name_55 WHERE young_rider_classification = "lech piasecki" AND general_classification = "stephen roche" AND winner = "carrera jeans-vagabond"
context: CREATE TABLE table_name_55 (points_classification VARCHAR, winner VARCHAR, young_rider_classification VARCHAR, general_classification VARCHAR)