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_22 (overall INTEGER, position VARCHAR, round VARCHAR)
### Question:
What is the largest overall rank for a center drafted before round 10?
### Answer:
SELECT MAX(overall) FROM table_name_22 WHERE position = "center" AND round < 10