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_19 (grid INTEGER, time_retired VARCHAR, laps VARCHAR)
### Question:
How much Grid has a Time/Retired of +0.785, and Laps larger than 29?
### Answer:
SELECT SUM(grid) FROM table_name_19 WHERE time_retired = "+0.785" AND laps > 29