CREATE TABLE table_54229 ("Year" FLOAT, "Date" TEXT, "Winner" TEXT, "Result" TEXT, "Loser" TEXT, "Location" TEXT)

Who was the loser at Municipal Stadium after 1970?
SELECT "Loser" FROM table_54229 WHERE "Location" = 'municipal stadium' AND "Year" > '1970'
SELECT "Loser" FROM "table_54229" WHERE "Location" = 'municipal stadium' AND "Year" > '1970'