CREATE TABLE table_204_669 (id DECIMAL, "rank" DECIMAL, "athlete" TEXT, "nationality" TEXT, "time" TEXT)

who finished directly after thugwane ?
SELECT "athlete" FROM table_204_669 WHERE "rank" = (SELECT "rank" FROM table_204_669 WHERE "athlete" = 'josiah thugwane') + 1
SELECT "athlete" FROM "table_204_669" WHERE "rank" = (SELECT "rank" FROM "table_204_669" WHERE "athlete" = 'josiah thugwane') + 1