CREATE TABLE table_name_18 (laps VARCHAR, driver VARCHAR, grid VARCHAR)

How many laps for robin montgomerie-charrington, and a Grid smaller than 15?
SELECT COUNT(laps) FROM table_name_18 WHERE driver = "robin montgomerie-charrington" AND grid < 15
SELECT COUNT("laps") FROM "table_name_18" WHERE "driver" = "robin montgomerie-charrington" AND "grid" < 15