Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Grand Canyon National Park' has mentioned 'National Park Service' in the following places:
Occurrence Sentence Text Source
[11] The National Park Service, established in 1916, assumed administration of the park.
The Grand Canyon Association (GCA) is the National Park Service's official nonprofit partner.
Designated by the U.S. Congress in 1919 as a national park, Grand Canyon is managed under the authority of the Organic Act of August 25, 1916 which established the United States National Park Service , and which directs park resources to managed xe2x80x9cin such manner and by such means as will leave them unimpaired for the enjoyment of future generations.xe2x80x9d In addition, the park has specific enabling legislation which provides broad congressional direction regarding the primary purposes of the park.
In addition, the National Park Service has established Management Policies which provide broader direction for all National Park Service units, including Grand Canyon.