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 Grubb | Statement: [L. Ron Hubbard, spouse, Margaret Grubb]

Target entity: Margaret Grubb
Context triple: [L. Ron Hubbard, spouse, Margaret Grubb]

• A. Margaret Burr
  Margaret Burr was the wife of renowned 18th-century English portrait and landscape painter Thomas Gainsborough and the mother of his two daughters.
• B. Margaret Whitmore
  Margaret Whitmore is best known as the wife of American physician-turned-thriller novelist Robin Cook.
• C. Margaret Gibson
  Margaret Gibson was the wife of American actor Noah Beery, associated with the early Hollywood film era.
• D. Margaret Whigham
  Margaret Whigham, later known as Margaret, Duchess of Argyll, was a prominent British socialite whose glamorous lifestyle and highly publicized divorce scandal made her one of the most notorious figures of mid-20th-century high society.
• E. Margaret Barnhill
  Margaret Barnhill was the wife of New York businessman Cornelius Van Schaack Roosevelt and the grandmother of U.S. President Theodore Roosevelt.
• 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 Grubb
Triple: [L. Ron Hubbard, spouse, Margaret Grubb]

Margaret Grubb was the first wife of L. Ron Hubbard, the founder of Scientology, and the mother of two of his children.

Target entity: Margaret Grubb
Target entity description: Margaret Grubb was the first wife of L. Ron Hubbard, the founder of Scientology, and the mother of two of his children.

• A. Margaret Burr
  Margaret Burr was the wife of renowned 18th-century English portrait and landscape painter Thomas Gainsborough and the mother of his two daughters.
• B. Margaret Whitmore
  Margaret Whitmore is best known as the wife of American physician-turned-thriller novelist Robin Cook.
• C. Margaret Gibson
  Margaret Gibson was the wife of American actor Noah Beery, associated with the early Hollywood film era.
• D. Margaret Whigham
  Margaret Whigham, later known as Margaret, Duchess of Argyll, was a prominent British socialite whose glamorous lifestyle and highly publicized divorce scandal made her one of the most notorious figures of mid-20th-century high society.
• E. Margaret Barnhill
  Margaret Barnhill was the wife of New York businessman Cornelius Van Schaack Roosevelt and the grandmother of U.S. President Theodore Roosevelt.
• F. None of above. chosen