CREATE TABLE table_30466 ("Stage" FLOAT, "Winner" TEXT, "General classification" TEXT, "Points classification" TEXT, "Mountains classification" TEXT, "Young rider classification" TEXT, "Team classification" TEXT)

When michael reihs is the mountains classification what is the stage?
SELECT "Stage" FROM table_30466 WHERE "Mountains classification" = 'Michael Reihs'
SELECT "Stage" FROM "table_30466" WHERE "Mountains classification" = 'Michael Reihs'