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: Mary Nugent, 1st Marchioness of Buckingham | Statement: [Richard Temple-Nugent-Brydges-Chandos-Grenville, 1st Duke of Buckingham and Chandos, mother, Mary Nugent, 1st Marchioness of Buckingham]

Target entity: Mary Nugent, 1st Marchioness of Buckingham
Context triple: [Richard Temple-Nugent-Brydges-Chandos-Grenville, 1st Duke of Buckingham and Chandos, mother, Mary Nugent, 1st Marchioness of Buckingham]

• A. Kathleen Cavendish, Marchioness of Hartington
  Kathleen Cavendish, Marchioness of Hartington was an American socialite and member of the Kennedy family who married into the British aristocracy and died tragically in a 1948 plane crash.
• B. Margaret Cambridge, Marchioness of Cambridge
  Margaret Cambridge, Marchioness of Cambridge, was a German-born British aristocrat who became a prominent member of the British royal family's extended circle in the early 20th century.
• C. Catherine Knatchbull
  Catherine Knatchbull was an English gentlewoman best known as the wife of the prominent Royal Navy admiral Sir George Rooke.
• D. Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne
  Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne, was a British aristocrat best known as the mother of Queen Elizabeth The Queen Mother and grandmother of Queen Elizabeth II.
• E. Katherine Manners, Duchess of Buckingham
  Katherine Manners, Duchess of Buckingham, was a wealthy English noblewoman and heiress who became the wife of George Villiers, 1st Duke of Buckingham, and a prominent figure at the court of King James I.
• 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: Mary Nugent, 1st Marchioness of Buckingham
Triple: [Richard Temple-Nugent-Brydges-Chandos-Grenville, 1st Duke of Buckingham and Chandos, mother, Mary Nugent, 1st Marchioness of Buckingham]

Mary Nugent, 1st Marchioness of Buckingham, was an Irish noblewoman and political hostess who became a prominent figure in late 18th-century British aristocratic society through her marriage into the influential Grenville family.

Target entity: Mary Nugent, 1st Marchioness of Buckingham
Target entity description: Mary Nugent, 1st Marchioness of Buckingham, was an Irish noblewoman and political hostess who became a prominent figure in late 18th-century British aristocratic society through her marriage into the influential Grenville family.

• A. Kathleen Cavendish, Marchioness of Hartington
  Kathleen Cavendish, Marchioness of Hartington was an American socialite and member of the Kennedy family who married into the British aristocracy and died tragically in a 1948 plane crash.
• B. Margaret Cambridge, Marchioness of Cambridge
  Margaret Cambridge, Marchioness of Cambridge, was a German-born British aristocrat who became a prominent member of the British royal family's extended circle in the early 20th century.
• C. Catherine Knatchbull
  Catherine Knatchbull was an English gentlewoman best known as the wife of the prominent Royal Navy admiral Sir George Rooke.
• D. Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne
  Cecilia Bowes-Lyon, Countess of Strathmore and Kinghorne, was a British aristocrat best known as the mother of Queen Elizabeth The Queen Mother and grandmother of Queen Elizabeth II.
• E. Katherine Manners, Duchess of Buckingham
  Katherine Manners, Duchess of Buckingham, was a wealthy English noblewoman and heiress who became the wife of George Villiers, 1st Duke of Buckingham, and a prominent figure at the court of King James I.
• F. None of above. chosen