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: Francis Russell, Marquess of Tavistock | Statement: [Lady Caroline Russell, sibling, Francis Russell, Marquess of Tavistock]

Target entity: Francis Russell, Marquess of Tavistock
Context triple: [Lady Caroline Russell, sibling, Francis Russell, Marquess of Tavistock]

• A. Francis Seymour-Conway, 1st Marquess of Hertford
  Francis Seymour-Conway, 1st Marquess of Hertford, was an 18th-century British statesman and nobleman who held high offices including Lord Lieutenant of Ireland and Lord Chamberlain.
• B. Frank Russell, 2nd Earl Russell
  Frank Russell, 2nd Earl Russell, was a British peer and politician known for his unconventional personal life and as the elder brother of philosopher Bertrand Russell.
• C. Rufus Isaacs, 1st Marquess of Reading
  Rufus Isaacs, 1st Marquess of Reading, was a British Liberal politician, lawyer, and statesman who served as Lord Chief Justice, Foreign Secretary, and Viceroy of India in the early 20th century.
• D. George Nugent-Temple-Grenville, 1st Marquess of Buckingham
  George Nugent-Temple-Grenville, 1st Marquess of Buckingham, was an 18th-century British statesman and nobleman who held high office, including Lord Lieutenant of Ireland, and played a significant role in Georgian-era politics.
• E. Viscount Harcourt
  Viscount Harcourt is a hereditary title in the Peerage of the United Kingdom historically associated with the Harcourt family, a prominent lineage in British political and social life.
• 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: Francis Russell, Marquess of Tavistock
Triple: [Lady Caroline Russell, sibling, Francis Russell, Marquess of Tavistock]

Francis Russell, Marquess of Tavistock was an 18th-century British aristocrat and politician, heir to the Duke of Bedford, whose early death in a hunting accident curtailed a prominent Whig political career.

Target entity: Francis Russell, Marquess of Tavistock
Target entity description: Francis Russell, Marquess of Tavistock was an 18th-century British aristocrat and politician, heir to the Duke of Bedford, whose early death in a hunting accident curtailed a prominent Whig political career.

• A. Francis Seymour-Conway, 1st Marquess of Hertford
  Francis Seymour-Conway, 1st Marquess of Hertford, was an 18th-century British statesman and nobleman who held high offices including Lord Lieutenant of Ireland and Lord Chamberlain.
• B. Frank Russell, 2nd Earl Russell
  Frank Russell, 2nd Earl Russell, was a British peer and politician known for his unconventional personal life and as the elder brother of philosopher Bertrand Russell.
• C. Rufus Isaacs, 1st Marquess of Reading
  Rufus Isaacs, 1st Marquess of Reading, was a British Liberal politician, lawyer, and statesman who served as Lord Chief Justice, Foreign Secretary, and Viceroy of India in the early 20th century.
• D. George Nugent-Temple-Grenville, 1st Marquess of Buckingham
  George Nugent-Temple-Grenville, 1st Marquess of Buckingham, was an 18th-century British statesman and nobleman who held high office, including Lord Lieutenant of Ireland, and played a significant role in Georgian-era politics.
• E. Viscount Harcourt
  Viscount Harcourt is a hereditary title in the Peerage of the United Kingdom historically associated with the Harcourt family, a prominent lineage in British political and social life.
• F. None of above. chosen