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_34 (laps INTEGER, time_retired VARCHAR, grid VARCHAR)
### Question:
What is the largest laps for Time/Retired of + 2 laps, and a Grid of 13?
### Answer:
SELECT MAX(laps) FROM table_name_34 WHERE time_retired = "+ 2 laps" AND grid = 13