CREATE TABLE table_name_75 (goals NUMBER, venue VARCHAR2, date VARCHAR2)

In 1948-10-28, what were the lowest Goals in Tehran, Iran?
SELECT MIN(goals) FROM table_name_75 WHERE venue = "tehran, iran" AND date = "1948-10-28"
SELECT MIN("goals") FROM "table_name_75" WHERE "1948-10-28" = "date" AND "tehran, iran" = "venue"