{H : Type u_1} →
  [inst : TopologicalSpace H] →
    {G : StructureGroupoid H} →
      {motive : ClosedUnderRestriction G → Sort u} →
        (t : ClosedUnderRestriction G) →
          ((closedUnderRestriction :
                ∀ {e : OpenPartialHomeomorph H H}, e ∈ G → ∀ (s : Set H), IsOpen s → e.restr s ∈ G) →
              motive ⋯) →
            motive t