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: Elizabeth of Lancaster, Duchess of Exeter | Statement: [Blanche of Lancaster, child, Elizabeth of Lancaster, Duchess of Exeter]

Target entity: Elizabeth of Lancaster, Duchess of Exeter
Context triple: [Blanche of Lancaster, child, Elizabeth of Lancaster, Duchess of Exeter]

• A. Anne of York, Duchess of Exeter
  Anne of York, Duchess of Exeter was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister to Kings Edward IV and Richard III, who played a dynastic role in the Wars of the Roses.
• B. Elizabeth of York, Duchess of Suffolk
  Elizabeth of York, Duchess of Suffolk was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister of Kings Edward IV and Richard III, whose marriage into the de la Pole family linked the Yorkist royal line to a prominent ducal house.
• C. Anne de Mortimer
  Anne de Mortimer was an English noblewoman of the House of Mortimer whose royal lineage through Lionel of Antwerp provided a key Yorkist claim to the English throne during the Wars of the Roses.
• D. Blanche of Lancaster
  Blanche of Lancaster was a 14th-century English noblewoman, heiress, and first wife of John of Gaunt, whose inheritance helped lay the foundations of the Lancastrian branch of the English royal family.
• E. Isabel Neville, Duchess of Clarence
  Isabel Neville, Duchess of Clarence, was a 15th-century English noblewoman, elder daughter of Richard Neville “the Kingmaker” and wife of George, Duke of Clarence, whose life was entwined with the dynastic struggles of the Wars of the Roses.
• 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: Elizabeth of Lancaster, Duchess of Exeter
Triple: [Blanche of Lancaster, child, Elizabeth of Lancaster, Duchess of Exeter]

Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.

Target entity: Elizabeth of Lancaster, Duchess of Exeter
Target entity description: Elizabeth of Lancaster, Duchess of Exeter, was a 14th-century English noblewoman, daughter of John of Gaunt and Blanche of Lancaster, whose politically significant marriages tied her closely to the turbulent dynastic struggles of the late medieval English crown.

• A. Anne of York, Duchess of Exeter
  Anne of York, Duchess of Exeter was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister to Kings Edward IV and Richard III, who played a dynastic role in the Wars of the Roses.
• B. Elizabeth of York, Duchess of Suffolk
  Elizabeth of York, Duchess of Suffolk was a 15th-century English noblewoman, daughter of Richard, 3rd Duke of York, and sister of Kings Edward IV and Richard III, whose marriage into the de la Pole family linked the Yorkist royal line to a prominent ducal house.
• C. Anne de Mortimer
  Anne de Mortimer was an English noblewoman of the House of Mortimer whose royal lineage through Lionel of Antwerp provided a key Yorkist claim to the English throne during the Wars of the Roses.
• D. Blanche of Lancaster
  Blanche of Lancaster was a 14th-century English noblewoman, heiress, and first wife of John of Gaunt, whose inheritance helped lay the foundations of the Lancastrian branch of the English royal family.
• E. Isabel Neville, Duchess of Clarence
  Isabel Neville, Duchess of Clarence, was a 15th-century English noblewoman, elder daughter of Richard Neville “the Kingmaker” and wife of George, Duke of Clarence, whose life was entwined with the dynastic struggles of the Wars of the Roses.
• F. None of above. chosen