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_13237088_28 (no_yds VARCHAR, ast VARCHAR)
### Question:
List all number of yards with an AST of 8.
### Answer:
SELECT no_yds FROM table_13237088_28 WHERE ast = 8