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: Sybil Stockdale | Statement: [James Stockdale, spouse, Sybil Stockdale]

Target entity: Sybil Stockdale
Context triple: [James Stockdale, spouse, Sybil Stockdale]

• A. Lyda Bunker Hunt
  Lyda Bunker Hunt was the wife of Texas oil tycoon H. L. Hunt and the matriarch of the influential Hunt family.
• B. Cynthia Biggs
  Cynthia Biggs is a songwriter best known for her work in R&B and soul music, contributing to numerous tracks for Philadelphia International Records artists.
• C. Katherine Woodcock
  Katherine Woodcock was the second wife of the English poet John Milton, remembered primarily through his sonnet mourning her death shortly after childbirth.
• D. Glennis Dickhouse Yeager
  Glennis Dickhouse Yeager was the wife of famed test pilot Chuck Yeager and the namesake of the Bell X-1 aircraft "Glamorous Glennis."
• E. Olive Higgins Prouty
  Olive Higgins Prouty was an American novelist and philanthropist best known for her emotionally driven works about women's inner lives, including the novels that inspired the films "Stella Dallas" and "Now, Voyager."
• 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: Sybil Stockdale
Triple: [James Stockdale, spouse, Sybil Stockdale]

Sybil Stockdale was an American activist and co-founder of the National League of Families, known for her leadership in advocating for the humane treatment and release of U.S. prisoners of war during the Vietnam War.

Target entity: Sybil Stockdale
Target entity description: Sybil Stockdale was an American activist and co-founder of the National League of Families, known for her leadership in advocating for the humane treatment and release of U.S. prisoners of war during the Vietnam War.

• A. Lyda Bunker Hunt
  Lyda Bunker Hunt was the wife of Texas oil tycoon H. L. Hunt and the matriarch of the influential Hunt family.
• B. Cynthia Biggs
  Cynthia Biggs is a songwriter best known for her work in R&B and soul music, contributing to numerous tracks for Philadelphia International Records artists.
• C. Katherine Woodcock
  Katherine Woodcock was the second wife of the English poet John Milton, remembered primarily through his sonnet mourning her death shortly after childbirth.
• D. Glennis Dickhouse Yeager
  Glennis Dickhouse Yeager was the wife of famed test pilot Chuck Yeager and the namesake of the Bell X-1 aircraft "Glamorous Glennis."
• E. Olive Higgins Prouty
  Olive Higgins Prouty was an American novelist and philanthropist best known for her emotionally driven works about women's inner lives, including the novels that inspired the films "Stella Dallas" and "Now, Voyager."
• F. None of above. chosen