CREATE TABLE table_70134 ("Stage" TEXT, "Winner" TEXT, "General classification" TEXT, "Points classification" TEXT, "Mountains classification" TEXT, "Trofeo Fast Team" TEXT)

Which mountains classification has a general classification of Tony Rominger and was won by Maurizio Fondriest?
SELECT "Mountains classification" FROM table_70134 WHERE "General classification" = 'tony rominger' AND "Winner" = 'maurizio fondriest'
SELECT "Mountains classification" FROM "table_70134" WHERE "General classification" = 'tony rominger' AND "Winner" = 'maurizio fondriest'