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: Mildred R. Buchanan | Statement: [Edgar Buchanan, spouse, Mildred R. Buchanan]

Target entity: Mildred R. Buchanan
Context triple: [Edgar Buchanan, spouse, Mildred R. Buchanan]

• A. Margaret Rhea Seddon
  Margaret Rhea Seddon is an American physician and former NASA astronaut who flew on three Space Shuttle missions and was among the first six women selected as NASA astronauts.
• B. Mildred McAfee Horton
  Mildred McAfee Horton was an American educator and naval officer who became the first director of the U.S. Navy’s WAVES program and the first woman commissioned as a line officer in the U.S. Navy.
• C. Mildred Ames
  Mildred Ames was an American author best known for her science fiction and young adult novels that often explored social issues and speculative futures.
• D. Mary Ann Deming
  Mary Ann Deming was the wife of American railroad executive and "Big Four" tycoon Charles Crocker, associated with the development of the Central Pacific Railroad.
• E. Margaret A. Merritt
  Margaret A. Merritt was an American woman best known as the mother of Janet Lee Bouvier, making her the maternal grandmother of Jacqueline Kennedy Onassis.
• 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: Mildred R. Buchanan
Triple: [Edgar Buchanan, spouse, Mildred R. Buchanan]

Mildred R. Buchanan was the wife of American character actor Edgar Buchanan, known for their long marriage that lasted until his death.

Target entity: Mildred R. Buchanan
Target entity description: Mildred R. Buchanan was the wife of American character actor Edgar Buchanan, known for their long marriage that lasted until his death.

• A. Margaret Rhea Seddon
  Margaret Rhea Seddon is an American physician and former NASA astronaut who flew on three Space Shuttle missions and was among the first six women selected as NASA astronauts.
• B. Mildred McAfee Horton
  Mildred McAfee Horton was an American educator and naval officer who became the first director of the U.S. Navy’s WAVES program and the first woman commissioned as a line officer in the U.S. Navy.
• C. Mildred Ames
  Mildred Ames was an American author best known for her science fiction and young adult novels that often explored social issues and speculative futures.
• D. Mary Ann Deming
  Mary Ann Deming was the wife of American railroad executive and "Big Four" tycoon Charles Crocker, associated with the development of the Central Pacific Railroad.
• E. Margaret A. Merritt
  Margaret A. Merritt was an American woman best known as the mother of Janet Lee Bouvier, making her the maternal grandmother of Jacqueline Kennedy Onassis.
• F. None of above. chosen