When did the 4th, Midwest season happen?
CREATE TABLE table_1990460_1 (year VARCHAR, regular_season VARCHAR)
SELECT year FROM table_1990460_1 WHERE regular_season = "4th, Midwest"
### Context: CREATE TABLE table_1990460_1 (year VARCHAR, regular_season VARCHAR) ### Question: When did the 4th, Midwest season happen? ### Answer: SELECT year FROM table_1990460_1 WHERE regular_season = "4th, Midwest"