What is the average Lane where Belarus is the nationality?
CREATE TABLE table_name_57 (lane INTEGER, nationality VARCHAR)
SELECT AVG(lane) FROM table_name_57 WHERE nationality = "belarus"
### Context: CREATE TABLE table_name_57 (lane INTEGER, nationality VARCHAR) ### Question: What is the average Lane where Belarus is the nationality? ### Answer: SELECT AVG(lane) FROM table_name_57 WHERE nationality = "belarus"