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_48 (year INTEGER, theme VARCHAR, mintage VARCHAR)
### Question:
What is the earliest year a red maple had a mintage over 15,000?
### Answer:
SELECT MIN(year) FROM table_name_48 WHERE theme = "red maple" AND mintage > 15 OFFSET 000