CREATE TABLE table_name_85 (points_classification VARCHAR(255), trofeo_fast_team VARCHAR(255), stage VARCHAR(255))
Which Points classification has a Trofeo Fast Team of metauro mobili-pinarello, and a Stage of 6?
    
SQL: SELECT points_classification FROM table_name_85 WHERE trofeo_fast_team = "metauro mobili-pinarello" AND stage = "6"