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: Keith A. Walker | Statement: [Free Willy, screenwriter, Keith A. Walker]

Target entity: Keith A. Walker
Context triple: [Free Willy, screenwriter, Keith A. Walker]

• A. Mark E. Walker
  Mark E. Walker is a United States federal judge who serves as the Chief Judge of the U.S. District Court for the Northern District of Florida.
• B. David M. Walker
  David M. Walker was a United States Navy officer and NASA astronaut who flew on four Space Shuttle missions in the late 1980s and early 1990s.
• C. Arthur C. Walker Jr.
  Arthur C. Walker Jr. was an American physicist and solar scientist known for his pioneering work in X-ray and ultraviolet imaging of the sun and for serving on the Rogers Commission investigating the Space Shuttle Challenger disaster.
• D. Robert J. Walker
  Robert J. Walker was a 19th-century American politician and statesman who served in key federal financial roles, including as U.S. Secretary of the Treasury.
• E. William R. Wilkerson
  William R. Wilkerson was an American entrepreneur and publisher best known for founding The Hollywood Reporter and initiating the development of the Flamingo Hotel and Casino in Las Vegas.
• 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: Keith A. Walker
Triple: [Free Willy, screenwriter, Keith A. Walker]

Keith A. Walker was an American screenwriter and actor best known for writing the family film "Free Willy."

Target entity: Keith A. Walker
Target entity description: Keith A. Walker was an American screenwriter and actor best known for writing the family film "Free Willy."

• A. Mark E. Walker
  Mark E. Walker is a United States federal judge who serves as the Chief Judge of the U.S. District Court for the Northern District of Florida.
• B. David M. Walker
  David M. Walker was a United States Navy officer and NASA astronaut who flew on four Space Shuttle missions in the late 1980s and early 1990s.
• C. Arthur C. Walker Jr.
  Arthur C. Walker Jr. was an American physicist and solar scientist known for his pioneering work in X-ray and ultraviolet imaging of the sun and for serving on the Rogers Commission investigating the Space Shuttle Challenger disaster.
• D. Robert J. Walker
  Robert J. Walker was a 19th-century American politician and statesman who served in key federal financial roles, including as U.S. Secretary of the Treasury.
• E. William R. Wilkerson
  William R. Wilkerson was an American entrepreneur and publisher best known for founding The Hollywood Reporter and initiating the development of the Flamingo Hotel and Casino in Las Vegas.
• F. None of above. chosen