CREATE TABLE table_6002 ("Stage" TEXT, "Winner" TEXT, "General classification" TEXT, "Points classification" TEXT, "Mountains classification" TEXT, "Combination classification" TEXT, "Team classification" TEXT)

Which Mountains classification has a General classification of egoi mart nez, and a Stage of 9?
SELECT "Mountains classification" FROM table_6002 WHERE "General classification" = 'egoi martínez' AND "Stage" = '9'
SELECT "Mountains classification" FROM "table_6002" WHERE "General classification" = 'egoi martínez' AND "Stage" = '9'