Table schema:
CREATE TABLE table_name_67 (stage VARCHAR, general_classification VARCHAR, points_classification VARCHAR, mountains_classification VARCHAR)

Question: What is the Stage when the points classification is Danilo Di Luca, Mountains classification is José Rujano, and general classification is Danilo Di Luca?
SQL: SELECT stage FROM table_name_67 WHERE points_classification = "danilo di luca" AND mountains_classification = "josé rujano" AND general_classification = "danilo di luca"