Please answer the following question: Information:  - The heyoka (heyóka, also spelled "haokah," "heyokha") is a kind of sacred clown in the culture of the Lakota people of the Great Plains of North America. The heyoka is a contrarian, jester, and satirist, who speaks, moves and reacts in an opposite fashion to the people around them. Only those having visions of the thunder beings of the west, the "Wakíya," and who are recognized as such by the community, can take on the ceremonial role of the heyoka.  - The Oglala Lakota or Oglala Sioux (pronounced , meaning "to scatter one's own" in Lakota language) are one of the seven subtribes of the Lakota people who, along with the Nakota and Dakota, make up the Great Sioux Nation. A majority of the Oglala live on the Pine Ridge Indian Reservation in South Dakota, the eighth-largest Native American reservation in the United States. The Oglala are a federally recognized tribe whose official title is the Oglala Sioux Tribe (previously called the Oglala Sioux Tribe of the Pine Ridge Reservation, South Dakota). Of note, however, some Oglala reject the term "Sioux" because it was a name give to them by the Chippewa Nation, who were historically enemies of the Lakota. The term means "snake" and, as such, is seen as a slur.  - Heáka Sápa ( Black Elk ) ( December 1863 -- August 19 , 1950 ) was a famous wiháša waká ( medicine man and holy man ) of the Oglala Lakota ( Sioux ) . He was Heyoka and a second cousin of Crazy Horse .  - The Battle of the Little Bighorn, known to the Lakota and other Plains Indians as the Battle of the Greasy Grass and commonly referred to as Custer's Last Stand, was an armed engagement between combined forces of the Lakota, Northern Cheyenne, and Arapaho tribes and the 7th Cavalry Regiment of the United States Army. The battle, which occurred June 2526, 1876, near the Little Bighorn River in eastern Montana Territory, was the most prominent action of the Great Sioux War of 1876.  - Crazy Horse (Lakota: in Standard Lakota Orthography, IPA:), literally "His-Horse-Is-Crazy"; (c. 1842  September 5, 1877) was a Native American war leader of the Oglala Lakota. He took up arms against the United States Federal government to fight against encroachments on the territories and way of life of the Lakota people, including acting as a decoy in the Fetterman Massacre and leading a war party to victory at the Battle of the Little Bighorn in June 1876.  - The Great Plains is the broad expanse of flat land (a plain), much of it covered in prairie, steppe and grassland, that lies west of the Mississippi River tallgrass prairie states and east of the Rocky Mountains in the United States and Canada. This area covers parts, but not all, of the states of Colorado, Kansas, Montana, Nebraska, New Mexico, North Dakota, Oklahoma, South Dakota, Texas, and Wyoming, Minnesota, Iowa and the Canadian provinces of Alberta, Manitoba and Saskatchewan. The region is known for supporting extensive cattle ranching and dry farming.  - The Lakóta people (pronounced ; also known as Teton, Thítuwa ("prairie dwellers"), and Teton Sioux are part of a confederation of seven related Sioux tribes, the Ohéthi Šakówi or seven council fires, and as such one of the indigenous peoples of the Great Plains of North America. They speak the Lakota language, the westernmost of the three Siouan language groups, occupying lands in both North and South Dakota.     After reading the paragraphs above, choose the best answer for the entity that related to 'black elk' with the relationship of 'place of death'.  Choices: - battle  - battle of the little bighorn  - canada  - cheyenne  - iowa  - little bighorn river  - mexico  - minnesota  - mississippi  - mississippi river  - most  - north america  - oklahoma  - pine ridge indian reservation  - plains  - wyoming
A:
pine ridge indian reservation