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 Jr., mother, Margaret Rebecca Armstrong]

Target entity: Margaret Rebecca Armstrong
Context triple: [William Backhouse Astor Jr., mother, Margaret Rebecca Armstrong]

• A. Margaret Rebecca Armstrong chosen
  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.
• B. 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.
• C. Margaret Gibson
  Margaret Gibson was the wife of American actor Noah Beery, associated with the early Hollywood film era.
• D. 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.
• E. Elizabeth Mott
  Elizabeth Mott was a daughter of prominent American Quaker abolitionist and women's rights activist Lucretia Mott.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.