Sort u_1 →
  {P : CategoryTheory.MorphismProperty AlgebraicGeometry.Scheme} →
    {S : AlgebraicGeometry.Scheme} →
      AlgebraicGeometry.Scheme.AffineCover P S →
        {P' : CategoryTheory.MorphismProperty AlgebraicGeometry.Scheme} →
          {S' : AlgebraicGeometry.Scheme} → AlgebraicGeometry.Scheme.AffineCover P' S' → Sort u_1