∀ {C : Type u_1} {D : Type u_2} [inst : CategoryTheory.Category.{v_1, u_1} C]
  [inst_1 : CategoryTheory.Category.{v_2, u_2} D] [inst_2 : CategoryTheory.Preadditive C]
  [inst_3 : CategoryTheory.Preadditive D] {S : CategoryTheory.ShortComplex C} [CategoryTheory.Balanced C],
  S.Exact →
    ∀ (F : CategoryTheory.Functor C D) [inst_5 : F.PreservesZeroMorphisms] [(S.map F).HasHomology],
      CategoryTheory.Mono S.f →
        CategoryTheory.Limits.PreservesLimit (CategoryTheory.Limits.parallelPair S.g 0) F → (S.map F).Exact