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_98 (fleet_number_s_ VARCHAR, wheel_arrangement VARCHAR, class VARCHAR)
### Question:
What is Fleet Number(s), when Wheel Arrangement is "2-6-0", and when Class is "Z"?
### Answer:
SELECT fleet_number_s_ FROM table_name_98 WHERE wheel_arrangement = "2-6-0" AND class = "z"