Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: Raynolds Expedition to the Yellowstone and Missouri River headwaters | Statement: [William F. Raynolds, notableWork, Raynolds Expedition to the Yellowstone and Missouri River headwaters]

Target entity: Raynolds Expedition to the Yellowstone and Missouri River headwaters
Context triple: [William F. Raynolds, notableWork, Raynolds Expedition to the Yellowstone and Missouri River headwaters]

• A. Powder River Expedition
  The Powder River Expedition was an 1865 U.S. Army campaign against Plains tribes in present-day Wyoming and Montana, aimed at securing overland travel routes and asserting federal control in the northern Great Plains.
• B. Lewis and Clark Expedition
  The Lewis and Clark Expedition was an early 19th-century American exploratory journey that mapped and studied the newly acquired western territories, establishing routes and relations that greatly expanded U.S. geographic and scientific knowledge.
• C. Granma expedition
  The Granma expedition was the 1956 seaborne journey in which Fidel Castro and his followers sailed from Mexico to Cuba to launch the guerrilla war that ignited the Cuban Revolution.
• D. Ralph Plaisted expedition
  The Ralph Plaisted expedition was a 1968 snowmobile journey that became widely recognized as the first confirmed over-ice surface expedition to reach the geographic North Pole.
• E. Vancouver Expedition
  The Vancouver Expedition was a late 18th-century British naval voyage led by George Vancouver that extensively charted the Pacific Northwest coast of North America and parts of the Pacific Ocean.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Raynolds Expedition to the Yellowstone and Missouri River headwaters
Triple: [William F. Raynolds, notableWork, Raynolds Expedition to the Yellowstone and Missouri River headwaters]

The Raynolds Expedition to the Yellowstone and Missouri River headwaters was an 1859–1860 U.S. Army topographical survey that produced some of the earliest detailed scientific and geographic information about the northern Rocky Mountains and the Yellowstone region.

Target entity: Raynolds Expedition to the Yellowstone and Missouri River headwaters
Target entity description: The Raynolds Expedition to the Yellowstone and Missouri River headwaters was an 1859–1860 U.S. Army topographical survey that produced some of the earliest detailed scientific and geographic information about the northern Rocky Mountains and the Yellowstone region.

• A. Powder River Expedition
  The Powder River Expedition was an 1865 U.S. Army campaign against Plains tribes in present-day Wyoming and Montana, aimed at securing overland travel routes and asserting federal control in the northern Great Plains.
• B. Lewis and Clark Expedition
  The Lewis and Clark Expedition was an early 19th-century American exploratory journey that mapped and studied the newly acquired western territories, establishing routes and relations that greatly expanded U.S. geographic and scientific knowledge.
• C. Granma expedition
  The Granma expedition was the 1956 seaborne journey in which Fidel Castro and his followers sailed from Mexico to Cuba to launch the guerrilla war that ignited the Cuban Revolution.
• D. Ralph Plaisted expedition
  The Ralph Plaisted expedition was a 1968 snowmobile journey that became widely recognized as the first confirmed over-ice surface expedition to reach the geographic North Pole.
• E. Vancouver Expedition
  The Vancouver Expedition was a late 18th-century British naval voyage led by George Vancouver that extensively charted the Pacific Northwest coast of North America and parts of the Pacific Ocean.
• F. None of above. chosen