CREATE TABLE table_name_73 (attendance NUMBER, h___a VARCHAR2, round VARCHAR2)

What is the lowest attendance when the h/A is H in the Semi-Finals Second Leg?
SELECT MIN(attendance) FROM table_name_73 WHERE h___a = "h" AND round = "semi-finals second leg"
SELECT MIN("attendance") FROM "table_name_73" WHERE "h" = "h___a" AND "round" = "semi-finals second leg"