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_12028543_3 (season VARCHAR, losingteam VARCHAR)
### Question:
How many seasons was the losing team Adelaide City?
### Answer:
SELECT COUNT(season) FROM table_12028543_3 WHERE losingteam = "Adelaide City"