Definition vcomp2 {C : two_cat_data} {a b : C} {f g h : C⟦a, b⟧} : f ==> g → g ==> h → f ==> h := λ x y, pr1 (pr222 C) _ _ _ _ _ x y.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.Core.Setcategories. Require Import UniMath.CategoryTheory.Core.Univalence.