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_4 (b_score INTEGER, a_score INTEGER)
### Question:
What is the greatest B score when the A score was less than 6.5?
### Answer:
SELECT MAX(b_score) FROM table_name_4 WHERE a_score < 6.5