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: Joan de Berkeley | Statement: [Margaret Mortimer, child, Joan de Berkeley]

Target entity: Joan de Berkeley
Context triple: [Margaret Mortimer, child, Joan de Berkeley]

• A. Joan de Valence
  Joan de Valence was a 13th-century English noblewoman of the powerful de Lusignan–de Valence family, best known as a prominent member of the Anglo-Norman aristocracy during the reign of Henry III.
• B. Margery de Bohun
  Margery de Bohun was a medieval English noblewoman of the influential de Bohun family, daughter of Humphrey de Bohun, 4th Earl of Hereford.
• C. Maud de Lacy, Countess of Gloucester
  Maud de Lacy, Countess of Gloucester, was a prominent 13th-century English noblewoman from the powerful de Lacy family, noted for her extensive estates, influential marriages, and role in the politics of the Anglo-Norman aristocracy.
• 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. Mary de Bohun
  Mary de Bohun was an English noblewoman and first wife of King Henry IV of England, and the mother of King Henry V.
• 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: Joan de Berkeley
Triple: [Margaret Mortimer, child, Joan de Berkeley]

Joan de Berkeley was a medieval English noblewoman of the Berkeley family, known primarily through her lineage as the daughter of Margaret Mortimer and her connections to prominent Marcher nobility.

Target entity: Joan de Berkeley
Target entity description: Joan de Berkeley was a medieval English noblewoman of the Berkeley family, known primarily through her lineage as the daughter of Margaret Mortimer and her connections to prominent Marcher nobility.

• A. Joan de Valence
  Joan de Valence was a 13th-century English noblewoman of the powerful de Lusignan–de Valence family, best known as a prominent member of the Anglo-Norman aristocracy during the reign of Henry III.
• B. Margery de Bohun
  Margery de Bohun was a medieval English noblewoman of the influential de Bohun family, daughter of Humphrey de Bohun, 4th Earl of Hereford.
• C. Maud de Lacy, Countess of Gloucester
  Maud de Lacy, Countess of Gloucester, was a prominent 13th-century English noblewoman from the powerful de Lacy family, noted for her extensive estates, influential marriages, and role in the politics of the Anglo-Norman aristocracy.
• 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. Mary de Bohun
  Mary de Bohun was an English noblewoman and first wife of King Henry IV of England, and the mother of King Henry V.
• F. None of above. chosen