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 Urgell, Duchess of Coimbra | Statement: [Peter, Duke of Coimbra, spouse, Isabella of Urgell, Duchess of Coimbra]

Target entity: Isabella of Urgell, Duchess of Coimbra
Context triple: [Peter, Duke of Coimbra, spouse, Isabella of Urgell, Duchess of Coimbra]

• A. Isabella of Coimbra
  Isabella of Coimbra was a 15th-century Portuguese infanta and queen consort, known as the wife of King Afonso V of Portugal and the mother of King John II.
• B. Constance of Castile
  Constance of Castile was a 14th-century Castilian princess and claimant to the Castilian throne who became the second wife of John of Gaunt, Duke of Lancaster, thereby linking the English royal family to the Castilian royal line.
• C. Blanche of Castile
  Blanche of Castile was a powerful 13th-century Queen of France and regent renowned for her political acumen and for effectively governing the kingdom during the minority and absences of her son, King Louis IX.
• D. Beatrice of Portugal
  Beatrice of Portugal was a Portuguese infanta and noblewoman of the Avis dynasty, notable as the mother of King Manuel I and a key figure in late 15th-century Portuguese court politics.
• E. 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.
• 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 Urgell, Duchess of Coimbra
Triple: [Peter, Duke of Coimbra, spouse, 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.

Target entity: Isabella of Urgell, Duchess of Coimbra
Target entity description: 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.

• A. Isabella of Coimbra
  Isabella of Coimbra was a 15th-century Portuguese infanta and queen consort, known as the wife of King Afonso V of Portugal and the mother of King John II.
• B. Constance of Castile
  Constance of Castile was a 14th-century Castilian princess and claimant to the Castilian throne who became the second wife of John of Gaunt, Duke of Lancaster, thereby linking the English royal family to the Castilian royal line.
• C. Blanche of Castile
  Blanche of Castile was a powerful 13th-century Queen of France and regent renowned for her political acumen and for effectively governing the kingdom during the minority and absences of her son, King Louis IX.
• D. Beatrice of Portugal
  Beatrice of Portugal was a Portuguese infanta and noblewoman of the Avis dynasty, notable as the mother of King Manuel I and a key figure in late 15th-century Portuguese court politics.
• E. 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.
• F. None of above. chosen