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"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_1990460_1 (year VARCHAR, regular_season VARCHAR) Question: When did the 4th, Midwest season happen? [/INST] SELECT year FROM table_1990460_1 WHERE regular_season = "4th, Midwest" </s>