fact: Definition twosided_disp_cat_data_of_ver_sq_bicat (B : ver_sq_bicat) : twosided_disp_cat_data B B := pr2 B.
imports: UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Prelude UniMath.CategoryTheory.TwoSidedDisplayedCats.TwoSidedDispCat UniMath.Bicategories.Core.Bicat