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_18847736_2 (opponents INTEGER, opponent VARCHAR)
### Question:
How many opponents are at Minnesota Vikings?
### Answer:
SELECT MAX(opponents) FROM table_18847736_2 WHERE opponent = "at Minnesota Vikings"