CREATE TABLE table_name_67 (stage VARCHAR, general_classification VARCHAR, points_classification VARCHAR, mountains_classification VARCHAR)

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