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: William FitzRoy, 6th Duke of Grafton | Statement: [Dukes of Grafton family, notableMember, William FitzRoy, 6th Duke of Grafton]

Target entity: William FitzRoy, 6th Duke of Grafton
Context triple: [Dukes of Grafton family, notableMember, William FitzRoy, 6th Duke of Grafton]

• A. George FitzRoy, 4th Duke of Grafton
  George FitzRoy, 4th Duke of Grafton, was a British peer and politician of the late 18th and early 19th centuries who inherited the Grafton dukedom and sat in the House of Lords.
• B. Charles FitzRoy, 2nd Duke of Grafton
  Charles FitzRoy, 2nd Duke of Grafton was an 18th-century British nobleman and politician who held high court offices and military commands under the early Hanoverian monarchs.
• C. Henry FitzRoy, 1st Duke of Grafton
  Henry FitzRoy, 1st Duke of Grafton, was a prominent 17th-century English nobleman, naval officer, and illegitimate son of King Charles II who played a notable role in the military and court life of the Restoration era.
• D. The Duke of Grafton
  The Duke of Grafton was an 18th-century British statesman who served as Prime Minister during the early reign of King George III and the turbulent years leading up to the American Revolution.
• E. Duke of Portland
  The Duke of Portland was a title in the British peerage most notably held by William Cavendish-Bentinck, a prominent 18th–19th century statesman who served twice as Prime Minister of the United Kingdom.
• 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: William FitzRoy, 6th Duke of Grafton
Triple: [Dukes of Grafton family, notableMember, William FitzRoy, 6th Duke of Grafton]

William FitzRoy, 6th Duke of Grafton was a 19th-century British peer and politician who held high office as Lord Chamberlain and was a prominent member of the aristocratic FitzRoy family descended from King Charles II.

Target entity: William FitzRoy, 6th Duke of Grafton
Target entity description: William FitzRoy, 6th Duke of Grafton was a 19th-century British peer and politician who held high office as Lord Chamberlain and was a prominent member of the aristocratic FitzRoy family descended from King Charles II.

• A. George FitzRoy, 4th Duke of Grafton
  George FitzRoy, 4th Duke of Grafton, was a British peer and politician of the late 18th and early 19th centuries who inherited the Grafton dukedom and sat in the House of Lords.
• B. Charles FitzRoy, 2nd Duke of Grafton
  Charles FitzRoy, 2nd Duke of Grafton was an 18th-century British nobleman and politician who held high court offices and military commands under the early Hanoverian monarchs.
• C. Henry FitzRoy, 1st Duke of Grafton
  Henry FitzRoy, 1st Duke of Grafton, was a prominent 17th-century English nobleman, naval officer, and illegitimate son of King Charles II who played a notable role in the military and court life of the Restoration era.
• D. The Duke of Grafton
  The Duke of Grafton was an 18th-century British statesman who served as Prime Minister during the early reign of King George III and the turbulent years leading up to the American Revolution.
• E. Duke of Portland
  The Duke of Portland was a title in the British peerage most notably held by William Cavendish-Bentinck, a prominent 18th–19th century statesman who served twice as Prime Minister of the United Kingdom.
• F. None of above. chosen