CREATE TABLE table_name_34 (grid NUMBER, driver VARCHAR2, laps VARCHAR2)

What is the grid for Jack Brabham with more than 65 laps?
SELECT SUM(grid) FROM table_name_34 WHERE driver = "jack brabham" AND laps > 65
SELECT SUM("grid") FROM "table_name_34" WHERE "driver" = "jack brabham" AND "laps" > 65