CREATE TABLE table_name_69 (stage__winner_ VARCHAR2, team_classification VARCHAR2, young_rider_classification VARCHAR2)

What stage (winner) has quick step as the team classification, and trent lowe as the young rider classification?
SELECT stage__winner_ FROM table_name_69 WHERE team_classification = "quick step" AND young_rider_classification = "trent lowe"
SELECT "stage__winner_" FROM "table_name_69" WHERE "quick step" = "team_classification" AND "trent lowe" = "young_rider_classification"