fact: Definition prebicat_of_cats : prebicat := _ ,, cat_prebicat_nouniv_laws.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.NaturalTransformations UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.whiskering UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.FunctorCategory UniMath.CategoryTheory.HorizontalComposition UniMath.CategoryTheory.PrecategoryBinProduct UniMath.Bicategories.Core.Bicat