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_84 (venue VARCHAR, against VARCHAR, opposing_team VARCHAR)
### Question:
Which venue had an against score smaller than 18 when the opposing team was North Auckland?
### Answer:
SELECT venue FROM table_name_84 WHERE against < 18 AND opposing_team = "north auckland"