Who was the winner in philadelphia municipal stadium in 1939?
CREATE TABLE table_name_31 (winner VARCHAR, location VARCHAR, year VARCHAR)
SELECT winner FROM table_name_31 WHERE location = "philadelphia municipal stadium" AND year = 1939
### Context: CREATE TABLE table_name_31 (winner VARCHAR, location VARCHAR, year VARCHAR) ### Question: Who was the winner in philadelphia municipal stadium in 1939? ### Answer: SELECT winner FROM table_name_31 WHERE location = "philadelphia municipal stadium" AND year = 1939