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: Chester O’Brien | Statement: [Marilyn Miller, spouse, Chester O’Brien]

Target entity: Chester O’Brien
Context triple: [Marilyn Miller, spouse, Chester O’Brien]

• A. Gerald McSorley
  Gerald McSorley is an Irish actor known for his character roles in film, television, and theatre, including a supporting part in the political thriller "The Constant Gardener."
• B. John Cahill
  John Cahill is a name shared by several notable individuals, including figures in politics, law, and sports.
• C. Sam Dolan
  Sam Dolan is the central protagonist of the film "Double Feature," around whom the story’s main events and character dynamics revolve.
• D. Bill Dinneen
  Bill Dinneen was an early 20th-century Major League Baseball pitcher and later umpire, best known for his standout performances in the first modern World Series and his long career in the American League.
• E. Francis Keally
  Francis Keally was an American architect best known for his work on major public buildings in the early 20th century, particularly in New York City.
• 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: Chester O’Brien
Triple: [Marilyn Miller, spouse, Chester O’Brien]

Chester O’Brien was an American stage performer and Broadway dancer best known for his work in early 20th-century musical theatre and his marriage to famed actress Marilyn Miller.

Target entity: Chester O’Brien
Target entity description: Chester O’Brien was an American stage performer and Broadway dancer best known for his work in early 20th-century musical theatre and his marriage to famed actress Marilyn Miller.

• A. Gerald McSorley
  Gerald McSorley is an Irish actor known for his character roles in film, television, and theatre, including a supporting part in the political thriller "The Constant Gardener."
• B. John Cahill
  John Cahill is a name shared by several notable individuals, including figures in politics, law, and sports.
• C. Sam Dolan
  Sam Dolan is the central protagonist of the film "Double Feature," around whom the story’s main events and character dynamics revolve.
• D. Bill Dinneen
  Bill Dinneen was an early 20th-century Major League Baseball pitcher and later umpire, best known for his standout performances in the first modern World Series and his long career in the American League.
• E. Francis Keally
  Francis Keally was an American architect best known for his work on major public buildings in the early 20th century, particularly in New York City.
• F. None of above. chosen