qualified real property interest
(2) Qualified real property interest For purposes of this subsection, the term “qualified real property interest” means any of the following interests in real property: (A) the entire interest of the donor other than a qualified mineral interest, (B) a remainder interest, and (C) a restriction (granted in perpetuity) on the use which may be made of the real property.
26 USC § 170(h)(2)
None identified. Default scope is assumed to be the entire title.