Definition I {C : folds_3_id_comp_eq} : ∏ {a : C}, a ⇒ a → UU := pr1 (pr1 (pr2 C)).
Require Import UniMath.Folds.UnicodeNotations. Require Import UniMath.Foundations.PartD. Require Import UniMath.Foundations.Propositions. Require Import UniMath.Foundations.Sets.