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_72 (rank INTEGER, nationality VARCHAR, lane VARCHAR)
### Question:
What is the total national rank of Canada with lanes larger than 3?
### Answer:
SELECT SUM(rank) FROM table_name_72 WHERE nationality = "canada" AND lane > 3