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: Rocky Mountains glacial system | Statement: [Berg Glacier, partOf, Rocky Mountains glacial system]

Target entity: Rocky Mountains glacial system
Context triple: [Berg Glacier, partOf, Rocky Mountains glacial system]

• A. Cordilleran glacial system
  The Cordilleran glacial system was a vast Pleistocene ice sheet complex that covered much of western North America, shaping the region’s mountains, valleys, and proglacial lakes.
• B. Sierra Nevada glacial system
  The Sierra Nevada glacial system is the network of past and present mountain glaciers and associated landforms that have shaped the high-elevation landscapes of California’s Sierra Nevada range.
• C. Alpine glacial system
  The Alpine glacial system is the interconnected network of glaciers, meltwater lakes, and ice-related landforms that shape the high mountain landscapes of the European Alps.
• D. Coast Mountains glacial system
  The Coast Mountains glacial system is an extensive network of interconnected glaciers and icefields along the Pacific coast of North America, shaping the rugged topography and hydrology of the Coast Mountains.
• E. North Cascades glacial system
  The North Cascades glacial system is a complex network of mountain glaciers and icefields in Washington State’s North Cascades range, known for its rugged terrain and significant role in regional hydrology and climate.
• 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: Rocky Mountains glacial system
Triple: [Berg Glacier, partOf, Rocky Mountains glacial system]

The Rocky Mountains glacial system is the network of glaciers and perennial icefields distributed throughout the Rocky Mountain range, shaping its alpine landscapes and hydrology.

Target entity: Rocky Mountains glacial system
Target entity description: The Rocky Mountains glacial system is the network of glaciers and perennial icefields distributed throughout the Rocky Mountain range, shaping its alpine landscapes and hydrology.

• A. Cordilleran glacial system
  The Cordilleran glacial system was a vast Pleistocene ice sheet complex that covered much of western North America, shaping the region’s mountains, valleys, and proglacial lakes.
• B. Sierra Nevada glacial system
  The Sierra Nevada glacial system is the network of past and present mountain glaciers and associated landforms that have shaped the high-elevation landscapes of California’s Sierra Nevada range.
• C. Alpine glacial system
  The Alpine glacial system is the interconnected network of glaciers, meltwater lakes, and ice-related landforms that shape the high mountain landscapes of the European Alps.
• D. Coast Mountains glacial system
  The Coast Mountains glacial system is an extensive network of interconnected glaciers and icefields along the Pacific coast of North America, shaping the rugged topography and hydrology of the Coast Mountains.
• E. North Cascades glacial system
  The North Cascades glacial system is a complex network of mountain glaciers and icefields in Washington State’s North Cascades range, known for its rugged terrain and significant role in regional hydrology and climate.
• F. None of above. chosen