Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### 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"