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: Slave River | Statement: [Mackenzie River, hasMajorTributary, Slave River]

Target entity: Slave River
Context triple: [Mackenzie River, hasMajorTributary, Slave River]

• A. Milk River
  Milk River is a North American river that flows through Montana in the United States and Alberta and Saskatchewan in Canada, ultimately joining the Missouri River.
• B. Peace River
  Peace River is a major river in western Canada that flows through northern British Columbia and Alberta before joining the Slave River system.
• C. North Saskatchewan River
  The North Saskatchewan River is a major Canadian river that originates in the Rocky Mountains and flows eastward through Alberta and Saskatchewan, including the city of Edmonton, before joining the Saskatchewan River system.
• D. Mississagi River
  The Mississagi River is a major river in northern Ontario, Canada, that flows through rugged forested terrain before emptying into Lake Huron.
• E. South Saskatchewan River
  The South Saskatchewan River is a major river in western Canada that flows through the Canadian Prairies, formed by the confluence of the Bow and Oldman rivers and ultimately contributing to the Saskatchewan River system.
• 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: Slave River
Triple: [Mackenzie River, hasMajorTributary, Slave River]

Slave River is a major waterway in northern Canada that flows from Lake Athabasca into Great Slave Lake, forming part of the Mackenzie River drainage basin.

Target entity: Slave River
Target entity description: Slave River is a major waterway in northern Canada that flows from Lake Athabasca into Great Slave Lake, forming part of the Mackenzie River drainage basin.

• A. Milk River
  Milk River is a North American river that flows through Montana in the United States and Alberta and Saskatchewan in Canada, ultimately joining the Missouri River.
• B. Peace River
  Peace River is a major river in western Canada that flows through northern British Columbia and Alberta before joining the Slave River system.
• C. North Saskatchewan River
  The North Saskatchewan River is a major Canadian river that originates in the Rocky Mountains and flows eastward through Alberta and Saskatchewan, including the city of Edmonton, before joining the Saskatchewan River system.
• D. Mississagi River
  The Mississagi River is a major river in northern Ontario, Canada, that flows through rugged forested terrain before emptying into Lake Huron.
• E. South Saskatchewan River
  The South Saskatchewan River is a major river in western Canada that flows through the Canadian Prairies, formed by the confluence of the Bow and Oldman rivers and ultimately contributing to the Saskatchewan River system.
• F. None of above. chosen