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 (nbr_number INTEGER, class VARCHAR, road_number VARCHAR)
### Question:
What is the highest NBR number that corresponds to the J class and the road number of 1211?
### Answer:
SELECT MAX(nbr_number) FROM table_name_29 WHERE class = "j" AND road_number = 1211