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: Bertha, Duchess of Brittany | Statement: [Conan IV, Duke of Brittany, mother, Bertha, Duchess of Brittany]

Target entity: Bertha, Duchess of Brittany
Context triple: [Conan IV, Duke of Brittany, mother, Bertha, Duchess of Brittany]

• A. Constance, Duchess of Brittany
  Constance, Duchess of Brittany, was a 12th-century Breton noblewoman and heiress whose turbulent marriages and political struggles significantly shaped the succession disputes between England and Brittany.
• B. Hawise, Duchess of Brittany
  Hawise, Duchess of Brittany was an 11th-century Breton noblewoman who ruled the Duchy of Brittany in her own right and played a key role in the region’s dynastic politics.
• C. Blanche of Brittany
  Blanche of Brittany was a 13th-century French noblewoman of the ducal house of Brittany, notable for her Plantagenet royal connections through her mother Beatrice of England.
• D. Matilda of Brittany
  Matilda of Brittany was a 12th–13th century noblewoman, the daughter of Geoffrey II, Duke of Brittany, and a granddaughter of King Henry II of England, placing her within the Angevin royal dynasty.
• E. Duchess of Brittany
  The Duchess of Brittany was the consort or female ruler associated with the historic Duchy of Brittany in medieval France, often playing a key role in regional politics and dynastic alliances.
• 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: Bertha, Duchess of Brittany
Triple: [Conan IV, Duke of Brittany, mother, Bertha, Duchess of Brittany]

Bertha, Duchess of Brittany was a 12th-century Breton noblewoman who ruled as Duchess in her own right and was the mother of Conan IV, Duke of Brittany.

Target entity: Bertha, Duchess of Brittany
Target entity description: Bertha, Duchess of Brittany was a 12th-century Breton noblewoman who ruled as Duchess in her own right and was the mother of Conan IV, Duke of Brittany.

• A. Constance, Duchess of Brittany
  Constance, Duchess of Brittany, was a 12th-century Breton noblewoman and heiress whose turbulent marriages and political struggles significantly shaped the succession disputes between England and Brittany.
• B. Hawise, Duchess of Brittany
  Hawise, Duchess of Brittany was an 11th-century Breton noblewoman who ruled the Duchy of Brittany in her own right and played a key role in the region’s dynastic politics.
• C. Blanche of Brittany
  Blanche of Brittany was a 13th-century French noblewoman of the ducal house of Brittany, notable for her Plantagenet royal connections through her mother Beatrice of England.
• D. Matilda of Brittany
  Matilda of Brittany was a 12th–13th century noblewoman, the daughter of Geoffrey II, Duke of Brittany, and a granddaughter of King Henry II of England, placing her within the Angevin royal dynasty.
• E. Duchess of Brittany
  The Duchess of Brittany was the consort or female ruler associated with the historic Duchy of Brittany in medieval France, often playing a key role in regional politics and dynastic alliances.
• F. None of above. chosen