def mtr
import bend-kit-collections@0.1.4.1/PROOF.bend as PROOFimport Base
647def mtr(
648 -V: Data, -a: Maybe<&2, V>, -b: Maybe<&2, V>, -c: Maybe<&2, V>,
649 e1: {a == b : Maybe<&2, V>}, e2: {b == c : Maybe<&2, V>}
650) -> {a == c : Maybe<&2, V>}:
651 Equal.trans(Maybe<&2, V>, a, b, c, e1, e2)