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_25 (year INTEGER, power VARCHAR, trim VARCHAR)
### Question:
What's the Year Average that has a Power of BHP (KW) and Trim of LS/2LT?
### Answer:
SELECT AVG(year) FROM table_name_25 WHERE power = "bhp (kw)" AND trim = "ls/2lt"