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 Mortimer | Statement: [Roger Mortimer, 1st Earl of March, child, John Mortimer]

Target entity: John Mortimer
Context triple: [Roger Mortimer, 1st Earl of March, child, John Mortimer]

• A. John Mortimer
  John Mortimer was a British barrister, playwright, and author best known for creating the character Horace Rumpole in the "Rumpole of the Bailey" series.
• B. Dudley Simpson
  Dudley Simpson was an Australian composer best known for his prolific and influential music scores for the classic British science fiction television series Doctor Who.
• C. John Paddy Carstairs
  John Paddy Carstairs was a British film director and screenwriter best known for his work on mid-20th-century comedies, including several films starring Norman Wisdom.
• D. Joe Lamb
  Joe Lamb is the young, emotionally sensitive protagonist of the science-fiction film "Super 8," who becomes embroiled in a mysterious and dangerous series of events while making a home movie with his friends.
• E. Robert Holmes
  Robert Holmes was a prolific British television scriptwriter best known for his influential and imaginative work on the science fiction series Doctor Who.
• 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 Mortimer
Triple: [Roger Mortimer, 1st Earl of March, child, John Mortimer]

John Mortimer was an English nobleman of the early 14th century, notable mainly as a younger son of the powerful Marcher lord Roger Mortimer, 1st Earl of March.

Target entity: John Mortimer
Target entity description: John Mortimer was an English nobleman of the early 14th century, notable mainly as a younger son of the powerful Marcher lord Roger Mortimer, 1st Earl of March.

• A. John Mortimer
  John Mortimer was a British barrister, playwright, and author best known for creating the character Horace Rumpole in the "Rumpole of the Bailey" series.
• B. Dudley Simpson
  Dudley Simpson was an Australian composer best known for his prolific and influential music scores for the classic British science fiction television series Doctor Who.
• C. John Paddy Carstairs
  John Paddy Carstairs was a British film director and screenwriter best known for his work on mid-20th-century comedies, including several films starring Norman Wisdom.
• D. Joe Lamb
  Joe Lamb is the young, emotionally sensitive protagonist of the science-fiction film "Super 8," who becomes embroiled in a mysterious and dangerous series of events while making a home movie with his friends.
• E. Robert Holmes
  Robert Holmes was a prolific British television scriptwriter best known for his influential and imaginative work on the science fiction series Doctor Who.
• F. None of above. chosen