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_18 (goals_for INTEGER, ties INTEGER)
### Question:
What is the largest Goals For by a team that has more than 0 ties?
### Answer:
SELECT MAX(goals_for) FROM table_name_18 WHERE ties > 0