In sections 698u to 698u–7 of this title:

(1) Advisory Committee
The term "Advisory Committee" means the Advisory Committee established under section 698u–5 of this title.

(2) Preserve
The term "Preserve" means the Tallgrass Prairie National Preserve established by section 698u–2 of this title.

(3) Secretary
The term "Secretary" means the Secretary of the Interior.

(4) Trust
The term "Trust" means the National Park Trust, Inc., a District of Columbia nonprofit corporation, or any successor-in-interest.