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: Arrow Rock bluff | Statement: [Arrow Rock, Missouri, namedAfter, Arrow Rock bluff]

Target entity: Arrow Rock bluff
Context triple: [Arrow Rock, Missouri, namedAfter, Arrow Rock bluff]

• A. White Bluffs
  White Bluffs is a prominent series of pale, eroded cliffs and sedimentary formations along the Columbia River in Washington State, noted for their striking scenery and exposed Ice Age geology.
• B. Cathedral Bluffs
  Cathedral Bluffs is a striking section of Toronto’s Scarborough Bluffs known for its dramatic, cathedral-like cliff formations overlooking Lake Ontario.
• C. Minna Bluff
  Minna Bluff is a prominent, ice-covered volcanic promontory in Antarctica that extends into the Ross Ice Shelf and serves as a notable landmark for Antarctic exploration and research.
• D. Ephraim Bluff
  Ephraim Bluff is a prominent elevated landform that constitutes the highest point on Greenwich Island in the South Shetland Islands of Antarctica.
• E. Barn Bluff
  Barn Bluff is a prominent, rugged mountain peak in Tasmania, Australia, known for its striking dolerite cliffs and popular hiking routes within the Cradle Mountain-Lake St Clair region.
• 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: Arrow Rock bluff
Triple: [Arrow Rock, Missouri, namedAfter, Arrow Rock bluff]

Arrow Rock bluff is a prominent rocky cliff along the Missouri River that served as a notable landmark for Native Americans and early travelers in what is now central Missouri.

Target entity: Arrow Rock bluff
Target entity description: Arrow Rock bluff is a prominent rocky cliff along the Missouri River that served as a notable landmark for Native Americans and early travelers in what is now central Missouri.

• A. White Bluffs
  White Bluffs is a prominent series of pale, eroded cliffs and sedimentary formations along the Columbia River in Washington State, noted for their striking scenery and exposed Ice Age geology.
• B. Cathedral Bluffs
  Cathedral Bluffs is a striking section of Toronto’s Scarborough Bluffs known for its dramatic, cathedral-like cliff formations overlooking Lake Ontario.
• C. Minna Bluff
  Minna Bluff is a prominent, ice-covered volcanic promontory in Antarctica that extends into the Ross Ice Shelf and serves as a notable landmark for Antarctic exploration and research.
• D. Ephraim Bluff
  Ephraim Bluff is a prominent elevated landform that constitutes the highest point on Greenwich Island in the South Shetland Islands of Antarctica.
• E. Barn Bluff
  Barn Bluff is a prominent, rugged mountain peak in Tasmania, Australia, known for its striking dolerite cliffs and popular hiking routes within the Cradle Mountain-Lake St Clair region.
• F. None of above. chosen