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: Isabella of Castile, Duchess of Brittany | Statement: [John III, Duke of Brittany, spouse, Isabella of Castile, Duchess of Brittany]

Target entity: Isabella of Castile, Duchess of Brittany
Context triple: [John III, Duke of Brittany, spouse, Isabella of Castile, Duchess of Brittany]

• A. Isabella of Castile, Duchess of Burgundy
  Isabella of Castile, Duchess of Burgundy, was a 15th-century Castilian infanta who became Duchess of Burgundy through marriage, linking the royal houses of Castile and Burgundy.
• B. Isabella of Urgell, Duchess of Coimbra
  Isabella of Urgell, Duchess of Coimbra was a 15th-century noblewoman from the House of Urgell who became a prominent figure in Portuguese politics and dynastic alliances through her marriage into the royal House of Aviz.
• C. Isabella of Portugal, Duchess of Burgundy
  Isabella of Portugal, Duchess of Burgundy, was a 15th-century Portuguese infanta who became a powerful and influential duchess through her marriage to Philip the Good, playing a key role in the politics and culture of the Burgundian court.
• D. Yolande of Aragon
  Yolande of Aragon was a powerful 15th-century queen and political strategist, notably influential in French politics and a key supporter of Charles VII during the Hundred Years’ War.
• E. Isabella of Barcelos
  Isabella of Barcelos was a 15th-century Portuguese noblewoman from the House of Braganza who became Duchess of Burgundy through her marriage to Philip the Good.
• 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: Isabella of Castile, Duchess of Brittany
Triple: [John III, Duke of Brittany, spouse, Isabella of Castile, Duchess of Brittany]

Isabella of Castile, Duchess of Brittany, was a Spanish infanta of the House of Trastámara who became Duchess of Brittany through her marriage to John III, playing a diplomatic role in the ties between Castile and the Breton duchy in the early 16th century.

Target entity: Isabella of Castile, Duchess of Brittany
Target entity description: Isabella of Castile, Duchess of Brittany, was a Spanish infanta of the House of Trastámara who became Duchess of Brittany through her marriage to John III, playing a diplomatic role in the ties between Castile and the Breton duchy in the early 16th century.

• A. Isabella of Castile, Duchess of Burgundy
  Isabella of Castile, Duchess of Burgundy, was a 15th-century Castilian infanta who became Duchess of Burgundy through marriage, linking the royal houses of Castile and Burgundy.
• B. Isabella of Urgell, Duchess of Coimbra
  Isabella of Urgell, Duchess of Coimbra was a 15th-century noblewoman from the House of Urgell who became a prominent figure in Portuguese politics and dynastic alliances through her marriage into the royal House of Aviz.
• C. Isabella of Portugal, Duchess of Burgundy
  Isabella of Portugal, Duchess of Burgundy, was a 15th-century Portuguese infanta who became a powerful and influential duchess through her marriage to Philip the Good, playing a key role in the politics and culture of the Burgundian court.
• D. Yolande of Aragon
  Yolande of Aragon was a powerful 15th-century queen and political strategist, notably influential in French politics and a key supporter of Charles VII during the Hundred Years’ War.
• E. Isabella of Barcelos
  Isabella of Barcelos was a 15th-century Portuguese noblewoman from the House of Braganza who became Duchess of Burgundy through her marriage to Philip the Good.
• F. None of above. chosen