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: Coast Orogen | Statement: [Coast Plutonic Complex, orogeny, Coast Orogen]

Target entity: Coast Orogen
Context triple: [Coast Plutonic Complex, orogeny, Coast Orogen]

• A. Grenville orogenic belt
  The Grenville orogenic belt is a vast, ancient mountain-building region in eastern North America and beyond, formed over a billion years ago and representing one of the major Precambrian collisional events in Earth’s history.
• B. Cape Fold Belt
  The Cape Fold Belt is a mountain range system in southwestern South Africa characterized by folded sedimentary rocks and dramatic parallel ridges formed during the Paleozoic–Mesozoic era.
• C. Coast Plutonic Complex
  The Coast Plutonic Complex is a vast belt of granitic and related intrusive rocks forming the core of the Coast Mountains along the Pacific margin of western North America.
• D. Coast Range Ophiolite
  The Coast Range Ophiolite is a Jurassic-aged slice of ancient oceanic crust and upper mantle exposed in California’s Coast Ranges, representing part of the former Farallon Plate.
• E. Cordilleran orogeny
  The Cordilleran orogeny was a long-lasting mountain-building event along western North America that created much of the modern Cordillera, including ranges such as the Rockies and the Peninsular Ranges.
• 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: Coast Orogen
Triple: [Coast Plutonic Complex, orogeny, Coast Orogen]

Coast Orogen is a major mountain-building belt along the western margin of North America, characterized by extensive magmatism and deformation associated with long-lived subduction and terrane accretion.

Target entity: Coast Orogen
Target entity description: Coast Orogen is a major mountain-building belt along the western margin of North America, characterized by extensive magmatism and deformation associated with long-lived subduction and terrane accretion.

• A. Grenville orogenic belt
  The Grenville orogenic belt is a vast, ancient mountain-building region in eastern North America and beyond, formed over a billion years ago and representing one of the major Precambrian collisional events in Earth’s history.
• B. Cape Fold Belt
  The Cape Fold Belt is a mountain range system in southwestern South Africa characterized by folded sedimentary rocks and dramatic parallel ridges formed during the Paleozoic–Mesozoic era.
• C. Coast Plutonic Complex chosen
  The Coast Plutonic Complex is a vast belt of granitic and related intrusive rocks forming the core of the Coast Mountains along the Pacific margin of western North America.
• D. Coast Range Ophiolite
  The Coast Range Ophiolite is a Jurassic-aged slice of ancient oceanic crust and upper mantle exposed in California’s Coast Ranges, representing part of the former Farallon Plate.
• E. Cordilleran orogeny
  The Cordilleran orogeny was a long-lasting mountain-building event along western North America that created much of the modern Cordillera, including ranges such as the Rockies and the Peninsular Ranges.
• F. None of above.