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_39 (grid INTEGER, driver VARCHAR, laps VARCHAR)
### Question:
what is the grid when the driver is louis rosier and the laps is more than 78?
### Answer:
SELECT MIN(grid) FROM table_name_39 WHERE driver = "louis rosier" AND laps > 78