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: King County Library System | Statement: [Mercer Island Library, operator, King County Library System]

Target entity: King County Library System
Context triple: [Mercer Island Library, operator, King County Library System]

• A. Seattle Public Library
  The Seattle Public Library is the public library system serving the city of Seattle, Washington, operating a network of neighborhood branches and a landmark central library.
• B. Mercer Island Library
  Mercer Island Library is a public library serving the community of Mercer Island in Washington State as part of the King County Library System.
• C. Multnomah County Library
  Multnomah County Library is a large public library system serving residents of Multnomah County, Oregon, including the city of Portland and surrounding communities.
• D. King County Metro
  King County Metro is the primary public transit agency serving Seattle and the surrounding King County area, operating an extensive network of buses, rapid transit, and related services.
• E. Seattle Central Library
  Seattle Central Library is a striking glass-and-steel public library building in downtown Seattle, renowned for its innovative architecture by Rem Koolhaas and its role as the flagship branch of the Seattle Public Library system.
• 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: King County Library System
Triple: [Mercer Island Library, operator, King County Library System]

King County Library System is a large public library network serving communities throughout King County, Washington, with numerous branches and extensive print and digital collections.

Target entity: King County Library System
Target entity description: King County Library System is a large public library network serving communities throughout King County, Washington, with numerous branches and extensive print and digital collections.

• A. Seattle Public Library
  The Seattle Public Library is the public library system serving the city of Seattle, Washington, operating a network of neighborhood branches and a landmark central library.
• B. Mercer Island Library chosen
  Mercer Island Library is a public library serving the community of Mercer Island in Washington State as part of the King County Library System.
• C. Multnomah County Library
  Multnomah County Library is a large public library system serving residents of Multnomah County, Oregon, including the city of Portland and surrounding communities.
• D. King County Metro
  King County Metro is the primary public transit agency serving Seattle and the surrounding King County area, operating an extensive network of buses, rapid transit, and related services.
• E. Seattle Central Library
  Seattle Central Library is a striking glass-and-steel public library building in downtown Seattle, renowned for its innovative architecture by Rem Koolhaas and its role as the flagship branch of the Seattle Public Library system.
• F. None of above.