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: Eleanor Mortimer | Statement: [Anne Mortimer, sibling, Eleanor Mortimer]

Target entity: Eleanor Mortimer
Context triple: [Anne Mortimer, sibling, Eleanor Mortimer]

• A. 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.
• B. Elizabeth Mortimer
  Elizabeth Mortimer was an English noblewoman of the late 14th and early 15th centuries, notable as a member of the powerful Mortimer family and for her connections to key figures in the Wars of the Roses’ dynastic background.
• C. Margaret Mortimer
  Margaret Mortimer was a medieval English noblewoman of the powerful Mortimer family, daughter of Roger Mortimer, 1st Earl of March, and a figure in the aristocratic networks surrounding the reign of Edward II and Edward III.
• D. Elizabeth de Clare
  Elizabeth de Clare was a 14th-century English noblewoman and wealthy heiress whose endowment helped found and shape Clare College at the University of Cambridge.
• E. Eleanor of Lancaster
  Eleanor of Lancaster was a 14th-century English noblewoman of the royal Plantagenet line who became Countess of Arundel and Warenne through marriage.
• 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: Eleanor Mortimer
Triple: [Anne Mortimer, sibling, Eleanor Mortimer]

Eleanor Mortimer was a medieval English noblewoman of the influential Mortimer family, connected to the Plantagenet royal line.

Target entity: Eleanor Mortimer
Target entity description: Eleanor Mortimer was a medieval English noblewoman of the influential Mortimer family, connected to the Plantagenet royal line.

• A. 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.
• B. Elizabeth Mortimer
  Elizabeth Mortimer was an English noblewoman of the late 14th and early 15th centuries, notable as a member of the powerful Mortimer family and for her connections to key figures in the Wars of the Roses’ dynastic background.
• C. Margaret Mortimer
  Margaret Mortimer was a medieval English noblewoman of the powerful Mortimer family, daughter of Roger Mortimer, 1st Earl of March, and a figure in the aristocratic networks surrounding the reign of Edward II and Edward III.
• D. Elizabeth de Clare
  Elizabeth de Clare was a 14th-century English noblewoman and wealthy heiress whose endowment helped found and shape Clare College at the University of Cambridge.
• E. Eleanor of Lancaster
  Eleanor of Lancaster was a 14th-century English noblewoman of the royal Plantagenet line who became Countess of Arundel and Warenne through marriage.
• F. None of above. chosen