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: John Mowbray, 4th Duke of Norfolk | Statement: [Marshal of England, positionHeldBy, John Mowbray, 4th Duke of Norfolk]

Target entity: John Mowbray, 4th Duke of Norfolk
Context triple: [Marshal of England, positionHeldBy, John Mowbray, 4th Duke of Norfolk]

• A. John Mowbray, 2nd Duke of Norfolk
  John Mowbray, 2nd Duke of Norfolk was a prominent 15th-century English nobleman and military leader from the powerful Mowbray family who played a significant role in the politics of late medieval England.
• B. Thomas Mowbray, 1st Duke of Norfolk
  Thomas Mowbray, 1st Duke of Norfolk, was a prominent English nobleman and military leader of the late 14th century, notable for his role in the politics of Richard II’s reign and his depiction in Shakespeare’s play "Richard II."
• C. John Howard, 1st Duke of Norfolk
  John Howard, 1st Duke of Norfolk, was a prominent 15th-century English nobleman, soldier, and staunch supporter of King Richard III who became the first Howard to hold the dukedom of Norfolk.
• D. Henry Howard, 6th Duke of Norfolk
  Henry Howard, 6th Duke of Norfolk, was a prominent 17th-century English nobleman and politician who served as Earl Marshal and played a key role in the restoration of his family’s titles and estates after the English Civil War.
• E. Duke of Norfolk
  The Duke of Norfolk is the premier duke in the peerage of England, traditionally serving as Earl Marshal and holding chief responsibility for state ceremonial occasions.
• 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: John Mowbray, 4th Duke of Norfolk
Triple: [Marshal of England, positionHeldBy, John Mowbray, 4th Duke of Norfolk]

John Mowbray, 4th Duke of Norfolk was a prominent 15th-century English nobleman and magnate who played a leading role in the politics and military affairs of the late medieval kingdom.

Target entity: John Mowbray, 4th Duke of Norfolk
Target entity description: John Mowbray, 4th Duke of Norfolk was a prominent 15th-century English nobleman and magnate who played a leading role in the politics and military affairs of the late medieval kingdom.

• A. John Mowbray, 2nd Duke of Norfolk
  John Mowbray, 2nd Duke of Norfolk was a prominent 15th-century English nobleman and military leader from the powerful Mowbray family who played a significant role in the politics of late medieval England.
• B. Thomas Mowbray, 1st Duke of Norfolk
  Thomas Mowbray, 1st Duke of Norfolk, was a prominent English nobleman and military leader of the late 14th century, notable for his role in the politics of Richard II’s reign and his depiction in Shakespeare’s play "Richard II."
• C. John Howard, 1st Duke of Norfolk
  John Howard, 1st Duke of Norfolk, was a prominent 15th-century English nobleman, soldier, and staunch supporter of King Richard III who became the first Howard to hold the dukedom of Norfolk.
• D. Henry Howard, 6th Duke of Norfolk
  Henry Howard, 6th Duke of Norfolk, was a prominent 17th-century English nobleman and politician who served as Earl Marshal and played a key role in the restoration of his family’s titles and estates after the English Civil War.
• E. Duke of Norfolk
  The Duke of Norfolk is the premier duke in the peerage of England, traditionally serving as Earl Marshal and holding chief responsibility for state ceremonial occasions.
• F. None of above. chosen