No payment, gift, grant, bequest, or other contribution for such purpose shall be deemed to be invalid by reason of any indefiniteness or uncertainty of the persons designated as beneficiaries in the instruments creating such funds, nor shall any of such funds or any contribution thereto be invalidated as violating any rule against perpetuities or suspension of the power of alienation of title to property.
Neb. Rev. Stat. §§ 12-512