{𝕆 : Type u_5} →
  {α : Type u_6} →
    [inst : Preorder 𝕆] →
      [inst_1 : Preorder α] →
        [toGradeOrder : GradeOrder 𝕆 α] → (∀ ⦃a : α⦄, IsMin a → IsMin (GradeOrder.grade a)) → GradeMinOrder 𝕆 α