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_56 (ties INTEGER, losses VARCHAR, goals_against VARCHAR)
### Question:
Which team has the most ties with fewer than 4 losses and GA smaller than 20?
### Answer:
SELECT MAX(ties) FROM table_name_56 WHERE losses < 4 AND goals_against < 20