CREATE TABLE table_203_1 (id DECIMAL, "entrant" TEXT, "constructor" TEXT, "chassis" TEXT, "engine" TEXT, "no" DECIMAL, "driver" TEXT)

what is the last chassis listed ?
SELECT "chassis" FROM table_203_1 ORDER BY id DESC LIMIT 1
SELECT "chassis" FROM "table_203_1" ORDER BY "id" DESC NULLS LAST LIMIT 1