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_89 (grid INTEGER, time_retired VARCHAR)
### Question:
What is the smallest grid for a time/retired of 1:56:18.22?
### Answer:
SELECT MIN(grid) FROM table_name_89 WHERE time_retired = "1:56:18.22"