def aria_d5
import bend-osdev-aria@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-aria@0.1.0.0/aria.bend as A
6496def aria_d5(+s: A.LcAriaSt) -> {s == A.aria.u5(A.aria.d5(s)) : A.LcAriaSt}:
6497 %aria_e4(A.aria.d4(s)) : {s == A.aria.u4(_) : A.LcAriaSt}
6498 aria_d4(s)