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 Backhouse Astor Sr. | Statement: [Astor family, hasNotableMember, William Backhouse Astor Sr.]

Target entity: William Backhouse Astor Sr.
Context triple: [Astor family, hasNotableMember, William Backhouse Astor Sr.]

• A. John Jacob Astor IV
  John Jacob Astor IV was a prominent American businessman, real estate magnate, and member of the wealthy Astor family who famously died in the sinking of the RMS Titanic in 1912.
• B. John Jacob Astor
  John Jacob Astor was a German-American fur trader and real estate magnate who became the first multi-millionaire in the United States and one of the wealthiest men of the early 19th century.
• C. Frederick William Vanderbilt
  Frederick William Vanderbilt was an American railroad executive and member of the prominent Vanderbilt family, known for his immense wealth and opulent Gilded Age estates.
• D. William Henry Vanderbilt
  William Henry Vanderbilt was a 19th-century American businessman and railroad magnate who became one of the wealthiest men in the United States as the principal heir and successor to Cornelius Vanderbilt.
• E. Vincent Astor
  Vincent Astor was an American businessman, philanthropist, and heir to the Astor family fortune who became one of the wealthiest men of his era and a prominent New York society figure.
• 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 Backhouse Astor Sr.
Triple: [Astor family, hasNotableMember, William Backhouse Astor Sr.]

William Backhouse Astor Sr. was a prominent 19th-century American businessman and real estate magnate who greatly expanded the Astor family fortune and influence.

Target entity: William Backhouse Astor Sr.
Target entity description: William Backhouse Astor Sr. was a prominent 19th-century American businessman and real estate magnate who greatly expanded the Astor family fortune and influence.

• A. John Jacob Astor IV
  John Jacob Astor IV was a prominent American businessman, real estate magnate, and member of the wealthy Astor family who famously died in the sinking of the RMS Titanic in 1912.
• B. John Jacob Astor
  John Jacob Astor was a German-American fur trader and real estate magnate who became the first multi-millionaire in the United States and one of the wealthiest men of the early 19th century.
• C. Frederick William Vanderbilt
  Frederick William Vanderbilt was an American railroad executive and member of the prominent Vanderbilt family, known for his immense wealth and opulent Gilded Age estates.
• D. William Henry Vanderbilt
  William Henry Vanderbilt was a 19th-century American businessman and railroad magnate who became one of the wealthiest men in the United States as the principal heir and successor to Cornelius Vanderbilt.
• E. Vincent Astor
  Vincent Astor was an American businessman, philanthropist, and heir to the Astor family fortune who became one of the wealthiest men of his era and a prominent New York society figure.
• F. None of above. chosen