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_23 (lane VARCHAR, heat VARCHAR, nationality VARCHAR)
### Question:
What lane did the barbados swimmer compete in before heat 3?
### Answer:
SELECT lane FROM table_name_23 WHERE heat < 3 AND nationality = "barbados"