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: Margaret Rebecca Armstrong | Statement: [William Backhouse Astor Sr., spouse, Margaret Rebecca Armstrong]

Target entity: Margaret Rebecca Armstrong
Context triple: [William Backhouse Astor Sr., spouse, Margaret Rebecca Armstrong]

• A. Margaret Francis
  Margaret Francis was the mother of Peggy Shippen, the Philadelphia socialite who became the second wife of American Revolutionary War general-turned-traitor Benedict Arnold.
• B. Margaret Gibson
  Margaret Gibson was the wife of American actor Noah Beery, associated with the early Hollywood film era.
• C. Margaret Gamage
  Margaret Gamage was a 16th-century Welsh noblewoman of the Gamage family who became Countess of Nottingham through her marriage into the English Howard dynasty.
• D. Elizabeth Mott
  Elizabeth Mott was a daughter of prominent American Quaker abolitionist and women's rights activist Lucretia Mott.
• E. Marjorie Elizabeth Lloyd
  Marjorie Elizabeth Lloyd is the daughter of famed silent film comedian and actor Harold Lloyd.
• 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: Margaret Rebecca Armstrong
Triple: [William Backhouse Astor Sr., spouse, Margaret Rebecca Armstrong]

Margaret Rebecca Armstrong was a 19th-century American socialite and member of the prominent Armstrong family who became part of the influential Astor dynasty through her marriage to William Backhouse Astor Sr.

Target entity: Margaret Rebecca Armstrong
Target entity description: Margaret Rebecca Armstrong was a 19th-century American socialite and member of the prominent Armstrong family who became part of the influential Astor dynasty through her marriage to William Backhouse Astor Sr.

• A. Margaret Francis
  Margaret Francis was the mother of Peggy Shippen, the Philadelphia socialite who became the second wife of American Revolutionary War general-turned-traitor Benedict Arnold.
• B. Margaret Gibson
  Margaret Gibson was the wife of American actor Noah Beery, associated with the early Hollywood film era.
• C. Margaret Gamage
  Margaret Gamage was a 16th-century Welsh noblewoman of the Gamage family who became Countess of Nottingham through her marriage into the English Howard dynasty.
• D. Elizabeth Mott
  Elizabeth Mott was a daughter of prominent American Quaker abolitionist and women's rights activist Lucretia Mott.
• E. Marjorie Elizabeth Lloyd
  Marjorie Elizabeth Lloyd is the daughter of famed silent film comedian and actor Harold Lloyd.
• F. None of above. chosen