∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] {D : Type u_2}
  [inst_1 : CategoryTheory.Category.{v_2, u_2} D] {K : CategoryTheory.GrothendieckTopology D}
  {G : CategoryTheory.Functor C D} {ℱ : CategoryTheory.Functor Dᵒᵖ (Type v)} {ℱ' : CategoryTheory.Sheaf K (Type v)}
  (α : G.op.comp ℱ ⟶ G.op.comp ℱ'.val) [G.IsCoverDense K] [G.IsLocallyFull K] {X : D} (x : ℱ.obj (Opposite.op X)),
  (CategoryTheory.Functor.IsCoverDense.Types.pushforwardFamily α x).Compatible