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_name_58 (established VARCHAR, league VARCHAR, championships VARCHAR)
### Question:
What is the Established date of the Ontario Provincial Junior A Hockey League with more than 1 Championship?
### Answer:
SELECT COUNT(established) FROM table_name_58 WHERE league = "ontario provincial junior a hockey" AND championships > 1