CREATE TABLE table_name_67 (trofeo_fast_team VARCHAR2, points_classification VARCHAR2, stage VARCHAR2)

What is the Trofeo Fast Team with a point classification of Silvio Martinello and stage 6?
SELECT trofeo_fast_team FROM table_name_67 WHERE points_classification = "silvio martinello" AND stage = "6"
SELECT "trofeo_fast_team" FROM "table_name_67" WHERE "6" = "stage" AND "points_classification" = "silvio martinello"