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_57 (stroke_count VARCHAR, radical__variants_ VARCHAR, frequency VARCHAR)
### Question:
WHAT IS THE STROKE COUNT WITH RADICAL OF 生, FRQUENCY SMALLER THAN 22?
### Answer:
SELECT COUNT(stroke_count) FROM table_name_57 WHERE radical__variants_ = "生" AND frequency < 22