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_88 (time VARCHAR, laps VARCHAR, grid VARCHAR)
### Question:
what is the time when the laps is less than 21 and the grid is more than 17?
### Answer:
SELECT time FROM table_name_88 WHERE laps < 21 AND grid > 17