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: St Edward's Sapphire | Statement: [Imperial State Crown, containsGemstone, St Edward's Sapphire]

Target entity: St Edward's Sapphire
Context triple: [Imperial State Crown, containsGemstone, St Edward's Sapphire]

• A. St Edward's Crown
  St Edward's Crown is the historic solid gold coronation crown of British monarchs, renowned as one of the most important and sacred symbols of the United Kingdom’s monarchy.
• B. Regent Diamond
  The Regent Diamond is a famed 140.64-carat Indian diamond renowned for its exceptional clarity and long association with French royalty and the French Crown Jewels.
• C. Sovereign's Sceptre with Cross
  The Sovereign's Sceptre with Cross is a ceremonial royal sceptre of the British Crown Jewels, most famous for containing the Cullinan I diamond and being held by the monarch during coronations.
• D. Imperial State Crown
  The Imperial State Crown is one of the United Kingdom’s principal royal crowns, richly set with historic gemstones and worn by the monarch on formal state occasions.
• E. Black Prince
  The Black Prince, formally Edward of Woodstock, was a renowned 14th-century English prince and military commander celebrated for his victories at battles such as Crécy and Poitiers during the Hundred Years' War.
• 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: St Edward's Sapphire
Triple: [Imperial State Crown, containsGemstone, St Edward's Sapphire]

St Edward's Sapphire is a historic blue sapphire gemstone, traditionally associated with Edward the Confessor and now set in the British Imperial State Crown.

Target entity: St Edward's Sapphire
Target entity description: St Edward's Sapphire is a historic blue sapphire gemstone, traditionally associated with Edward the Confessor and now set in the British Imperial State Crown.

• A. St Edward's Crown
  St Edward's Crown is the historic solid gold coronation crown of British monarchs, renowned as one of the most important and sacred symbols of the United Kingdom’s monarchy.
• B. Regent Diamond
  The Regent Diamond is a famed 140.64-carat Indian diamond renowned for its exceptional clarity and long association with French royalty and the French Crown Jewels.
• C. Sovereign's Sceptre with Cross
  The Sovereign's Sceptre with Cross is a ceremonial royal sceptre of the British Crown Jewels, most famous for containing the Cullinan I diamond and being held by the monarch during coronations.
• D. Imperial State Crown chosen
  The Imperial State Crown is one of the United Kingdom’s principal royal crowns, richly set with historic gemstones and worn by the monarch on formal state occasions.
• E. Black Prince
  The Black Prince, formally Edward of Woodstock, was a renowned 14th-century English prince and military commander celebrated for his victories at battles such as Crécy and Poitiers during the Hundred Years' War.
• F. None of above.