fact: Definition bcat_2_id_comp_struct : prebicat_2_id_comp_struct bcat_1_id_comp_cells.
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.CategoryTheory.Core.Categories UniMath.CategoryTheory.Core.Isos UniMath.CategoryTheory.Core.Univalence UniMath.CategoryTheory.Core.Functors UniMath.CategoryTheory.PrecategoryBinProduct UniMath.CategoryTheory.HorizontalComposition UniMath.Bicategories.WkCatEnrichment.prebicategory UniMath.Bicategories.WkCatEnrichment.whiskering UniMath.Bicategories.Core.Bicat UniMath.Bicategories.WkCatEnrichment.Notations