human
Considering the provided database schema and associated query, produce SQL code to retrieve the answer to the query. 
###Database Schema: Class, Wheel arrangement, Fleet number(s), Manufacturer, Serial numbers, Year made, Quantity made, Quantity preserved
###Question: what is the quantity made when the wheel arrangement is 2-6-0 and the class is k?
gpt
SELECT Quantity made FROM table WHERE Wheel arrangement = 2-6-0 AND Class = k