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: Henry Elliott Johnston Jr. | Statement: [Harriet Lane, child, Henry Elliott Johnston Jr.]

Target entity: Henry Elliott Johnston Jr.
Context triple: [Harriet Lane, child, Henry Elliott Johnston Jr.]

• A. William Jarrett
  William Jarrett was an American physician and the late husband of former senior presidential advisor Valerie Jarrett.
• B. Charles Mawhood
  Charles Mawhood was a British Army officer best known for leading Crown forces against George Washington’s troops during the American Revolutionary War, particularly at the Battle of Princeton.
• C. William Harris
  William Harris was a historical English church musician who served in the prestigious role of Master of the Children, overseeing and training choristers.
• D. Timothy Harris
  Timothy Harris is an American screenwriter and producer known for co-writing popular comedies such as "Brewster's Millions," "Trading Places," and "Twins."
• E. Robert Jenkins
  Robert Jenkins was an 18th-century British sea captain whose alleged mutilation by Spanish coast guards became the pretext for the War of Jenkins' Ear between Britain and Spain.
• 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: Henry Elliott Johnston Jr.
Triple: [Harriet Lane, child, Henry Elliott Johnston Jr.]

Henry Elliott Johnston Jr. was the son of Harriet Lane, the niece and acting First Lady of U.S. President James Buchanan.

Target entity: Henry Elliott Johnston Jr.
Target entity description: Henry Elliott Johnston Jr. was the son of Harriet Lane, the niece and acting First Lady of U.S. President James Buchanan.

• A. William Jarrett
  William Jarrett was an American physician and the late husband of former senior presidential advisor Valerie Jarrett.
• B. Charles Mawhood
  Charles Mawhood was a British Army officer best known for leading Crown forces against George Washington’s troops during the American Revolutionary War, particularly at the Battle of Princeton.
• C. William Harris
  William Harris was a historical English church musician who served in the prestigious role of Master of the Children, overseeing and training choristers.
• D. Timothy Harris
  Timothy Harris is an American screenwriter and producer known for co-writing popular comedies such as "Brewster's Millions," "Trading Places," and "Twins."
• E. Robert Jenkins
  Robert Jenkins was an 18th-century British sea captain whose alleged mutilation by Spanish coast guards became the pretext for the War of Jenkins' Ear between Britain and Spain.
• F. None of above. chosen