Table schema:
CREATE TABLE table_name_82 (lane INTEGER, nationality VARCHAR, reaction_time VARCHAR, time VARCHAR)

Question: What is the Lane of the Athlete from Great Britain with a Reaction time of less than 0.218 and a Time larger than 44.74?
SQL: SELECT SUM(lane) FROM table_name_82 WHERE reaction_time < 0.218 AND time > 44.74 AND nationality = "great britain"