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: Arthur III, Duke of Brittany | Statement: [Arthur de Richemont, alsoKnownAs, Arthur III, Duke of Brittany]

Target entity: Arthur III, Duke of Brittany
Context triple: [Arthur de Richemont, alsoKnownAs, Arthur III, Duke of Brittany]

• A. Arthur II, Duke of Brittany
  Arthur II, Duke of Brittany was a late 13th- and early 14th-century Breton ruler from the House of Dreux who governed the Duchy of Brittany under French suzerainty and navigated complex feudal and dynastic politics of medieval France.
• B. Prince Arthur, Duke of Brittany
  Prince Arthur, Duke of Brittany was the nephew of King John of England and a Plantagenet prince whose disputed claim to the English throne and mysterious early death made him a notable figure in medieval English history.
• C. John V, Duke of Brittany
  John V, Duke of Brittany was a 15th-century Breton ruler who consolidated ducal authority, navigated complex alliances during the Hundred Years’ War, and fostered relative stability and prosperity in his duchy.
• D. Alan IV, Duke of Brittany
  Alan IV, Duke of Brittany was an 11th–12th century Breton ruler known for his participation in the First Crusade and his role in consolidating ducal authority in Brittany.
• E. Duke of Brittany
  The Duke of Brittany was the sovereign or semi-sovereign ruler of the historic region of Brittany in northwestern France, holding a ducal title central to the area's medieval political and cultural identity.
• 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: Arthur III, Duke of Brittany
Triple: [Arthur de Richemont, alsoKnownAs, Arthur III, Duke of Brittany]

Arthur III, Duke of Brittany was a 15th-century Breton nobleman and military leader who served as Constable of France and played a key role in the later stages of the Hundred Years’ War.

Target entity: Arthur III, Duke of Brittany
Target entity description: Arthur III, Duke of Brittany was a 15th-century Breton nobleman and military leader who served as Constable of France and played a key role in the later stages of the Hundred Years’ War.

• A. Arthur II, Duke of Brittany
  Arthur II, Duke of Brittany was a late 13th- and early 14th-century Breton ruler from the House of Dreux who governed the Duchy of Brittany under French suzerainty and navigated complex feudal and dynastic politics of medieval France.
• B. Prince Arthur, Duke of Brittany
  Prince Arthur, Duke of Brittany was the nephew of King John of England and a Plantagenet prince whose disputed claim to the English throne and mysterious early death made him a notable figure in medieval English history.
• C. John V, Duke of Brittany
  John V, Duke of Brittany was a 15th-century Breton ruler who consolidated ducal authority, navigated complex alliances during the Hundred Years’ War, and fostered relative stability and prosperity in his duchy.
• D. Alan IV, Duke of Brittany
  Alan IV, Duke of Brittany was an 11th–12th century Breton ruler known for his participation in the First Crusade and his role in consolidating ducal authority in Brittany.
• E. Duke of Brittany
  The Duke of Brittany was the sovereign or semi-sovereign ruler of the historic region of Brittany in northwestern France, holding a ducal title central to the area's medieval political and cultural identity.
• F. None of above. chosen