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: Frances Thornhurst | Statement: [Sarah Churchill, Duchess of Marlborough, mother, Frances Thornhurst]

Target entity: Frances Thornhurst
Context triple: [Sarah Churchill, Duchess of Marlborough, mother, Frances Thornhurst]

• A. Ethel Gross
  Ethel Gross was the first wife of Harry Hopkins, a key advisor to U.S. President Franklin D. Roosevelt.
• B. June Hovick
  June Hovick, better known as June Havoc, was an American actress, dancer, and writer whose early life as a child vaudeville performer inspired the musical "Gypsy."
• C. Louise Treadwell
  Louise Treadwell was an American actress and philanthropist best known as the longtime wife of actor Spencer Tracy and co-founder of the John Tracy Clinic for children with hearing impairments.
• D. Helen Day Miller
  Helen Day Miller was the wife of 19th-century American railroad magnate and financier Jay Gould.
• E. Marjorie Frost
  Marjorie Frost was one of the daughters of American poet Robert Frost, whose short life was marked by illness and personal tragedy within the Frost family.
• 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: Frances Thornhurst
Triple: [Sarah Churchill, Duchess of Marlborough, mother, Frances Thornhurst]

Frances Thornhurst was an English gentlewoman of the 17th century best known as the mother of Sarah Churchill, Duchess of Marlborough and confidante of Queen Anne.

Target entity: Frances Thornhurst
Target entity description: Frances Thornhurst was an English gentlewoman of the 17th century best known as the mother of Sarah Churchill, Duchess of Marlborough and confidante of Queen Anne.

• A. Ethel Gross
  Ethel Gross was the first wife of Harry Hopkins, a key advisor to U.S. President Franklin D. Roosevelt.
• B. June Hovick
  June Hovick, better known as June Havoc, was an American actress, dancer, and writer whose early life as a child vaudeville performer inspired the musical "Gypsy."
• C. Louise Treadwell
  Louise Treadwell was an American actress and philanthropist best known as the longtime wife of actor Spencer Tracy and co-founder of the John Tracy Clinic for children with hearing impairments.
• D. Helen Day Miller
  Helen Day Miller was the wife of 19th-century American railroad magnate and financier Jay Gould.
• E. Marjorie Frost
  Marjorie Frost was one of the daughters of American poet Robert Frost, whose short life was marked by illness and personal tragedy within the Frost family.
• F. None of above. chosen