CREATE TABLE table_name_70 (mountains_classification VARCHAR2, general_classification VARCHAR2, winner VARCHAR2)

Which mountains classification has a general classification of Tony Rominger and was won by Maurizio Fondriest?
SELECT mountains_classification FROM table_name_70 WHERE general_classification = "tony rominger" AND winner = "maurizio fondriest"
SELECT "mountains_classification" FROM "table_name_70" WHERE "general_classification" = "tony rominger" AND "maurizio fondriest" = "winner"