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_29 (entered_service VARCHAR, serial_no VARCHAR)
### Question:
What is the entered service date for serial number 85-1222?
### Answer:
SELECT entered_service FROM table_name_29 WHERE serial_no = "85-1222"