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: Clarissa Helena Graves | Statement: [Leopold von Ranke, spouse, Clarissa Helena Graves]

Target entity: Clarissa Helena Graves
Context triple: [Leopold von Ranke, spouse, Clarissa Helena Graves]

• A. Julia Graves
  Julia Graves was the wife of American lawyer and steel industry magnate Elbert H. Gary, the founding chairman of U.S. Steel.
• B. Horatia Nelson
  Horatia Nelson was the daughter of British naval hero Admiral Horatio Nelson and his mistress Emma, Lady Hamilton, whose birth and parentage were long the subject of secrecy and social scandal.
• C. Rosa Louise Wilbraham
  Rosa Louise Wilbraham was the wife of Australian physicist and politician Sir Mark Oliphant, supporting him through his scientific and public life.
• D. Julia Biggs
  Julia Biggs is the warm, devoted church wife and mother at the heart of the film "The Preacher's Wife," portrayed by Whitney Houston.
• E. Adelaide Lister
  Adelaide Lister was the wife of British statesman John Russell, 1st Earl Russell, who served twice as Prime Minister of the United Kingdom in the mid-19th century.
• 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: Clarissa Helena Graves
Triple: [Leopold von Ranke, spouse, Clarissa Helena Graves]

Clarissa Helena Graves was the wife of the influential 19th-century German historian Leopold von Ranke.

Target entity: Clarissa Helena Graves
Target entity description: Clarissa Helena Graves was the wife of the influential 19th-century German historian Leopold von Ranke.

• A. Julia Graves
  Julia Graves was the wife of American lawyer and steel industry magnate Elbert H. Gary, the founding chairman of U.S. Steel.
• B. Horatia Nelson
  Horatia Nelson was the daughter of British naval hero Admiral Horatio Nelson and his mistress Emma, Lady Hamilton, whose birth and parentage were long the subject of secrecy and social scandal.
• C. Rosa Louise Wilbraham
  Rosa Louise Wilbraham was the wife of Australian physicist and politician Sir Mark Oliphant, supporting him through his scientific and public life.
• D. Julia Biggs
  Julia Biggs is the warm, devoted church wife and mother at the heart of the film "The Preacher's Wife," portrayed by Whitney Houston.
• E. Adelaide Lister
  Adelaide Lister was the wife of British statesman John Russell, 1st Earl Russell, who served twice as Prime Minister of the United Kingdom in the mid-19th century.
• F. None of above. chosen