CREATE TABLE table_63909 ("Rank" FLOAT, "Lane" FLOAT, "Athlete" CLOB, "Nationality" CLOB, "Time" FLOAT, "Notes" CLOB)

What is the nationality of lane 4?
SELECT "Nationality" FROM table_63909 WHERE "Lane" = '4'
SELECT "Nationality" FROM "table_63909" WHERE "Lane" = '4'