Definition twosided_disp_cat_data {C₁ C₂ : precategory_data} : UU := ∑ (D : twosided_disp_cat_ob_mor C₁ C₂), twosided_disp_cat_id_comp D.
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.