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_28365816_2 (regular_season_winner VARCHAR, conference VARCHAR)
### Question:
During the Big Seven Conference which team was the regular season winner?
### Answer:
SELECT regular_season_winner FROM table_28365816_2 WHERE conference = "Big Seven conference"