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_53 (yards INTEGER, attempts VARCHAR, average VARCHAR, long VARCHAR)
### Question:
What is the average Yards with an average of less than 4 and the long is 12 with less than 29 attempts?
### Answer:
SELECT AVG(yards) FROM table_name_53 WHERE average < 4 AND long = 12 AND attempts < 29