∀ {L : FirstOrder.Language} {ι : Type v} [inst : Preorder ι] [inst_1 : Nonempty ι] [inst_2 : IsDirectedOrder ι]
  {M : Type u_1} [inst_3 : L.Structure M] (S : ι →o L.Substructure M),
  ⨆ i, S i = (FirstOrder.Language.DirectLimit.liftInclusion S).toHom.range