Definition twosided_disp_cat_ob_mor_to_ob {C₁ C₂ : precategory_ob_mor} {D : twosided_disp_cat_ob_mor C₁ C₂} (x : C₁) (y : C₂) : UU := pr1 D x y.
Require Import UniMath.Foundations.All. Require Import UniMath.MoreFoundations.All. Require Import UniMath.CategoryTheory.Core.Categories. Require Import UniMath.CategoryTheory.DisplayedCats.Core. Require Import UniMath.CategoryTheory.PrecategoryBinProduct.