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: Duke-class frigate | Statement: [HMS Glasgow, replaces, Duke-class frigate]

Target entity: Duke-class frigate
Context triple: [HMS Glasgow, replaces, Duke-class frigate]

• A. Hancock-class frigate
  The Hancock-class frigate was a class of late 18th-century sailing warships of the Continental Navy, designed as relatively large, fast, and heavily armed frigates for use during the American Revolutionary War.
• B. Chesapeake-class frigate
  The Chesapeake-class frigate was a class of early 19th-century United States Navy sailing warships designed for blue-water operations during the Age of Sail.
• C. Hunter-class frigate
  The Hunter-class frigate is a planned class of advanced anti-submarine warfare warships being built for the Royal Australian Navy based on the British Type 26 Global Combat Ship design.
• D. Oliver Hazard Perry-class frigate
  The Oliver Hazard Perry-class frigate is a class of guided-missile frigates built for the U.S. Navy during the Cold War, designed primarily for anti-submarine and escort duties and later widely exported to allied navies.
• E. Drake-class cruiser
  The Drake-class cruiser was a group of large armored cruisers built for the British Royal Navy in the early 20th century, designed for long-range patrol and protection of maritime trade routes.
• 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: Duke-class frigate
Triple: [HMS Glasgow, replaces, Duke-class frigate]

The Duke-class frigate is a class of Royal Navy Type 23 warships designed primarily for anti-submarine warfare and general-purpose escort duties.

Target entity: Duke-class frigate
Target entity description: The Duke-class frigate is a class of Royal Navy Type 23 warships designed primarily for anti-submarine warfare and general-purpose escort duties.

• A. Hancock-class frigate
  The Hancock-class frigate was a class of late 18th-century sailing warships of the Continental Navy, designed as relatively large, fast, and heavily armed frigates for use during the American Revolutionary War.
• B. Chesapeake-class frigate
  The Chesapeake-class frigate was a class of early 19th-century United States Navy sailing warships designed for blue-water operations during the Age of Sail.
• C. Hunter-class frigate
  The Hunter-class frigate is a planned class of advanced anti-submarine warfare warships being built for the Royal Australian Navy based on the British Type 26 Global Combat Ship design.
• D. Oliver Hazard Perry-class frigate
  The Oliver Hazard Perry-class frigate is a class of guided-missile frigates built for the U.S. Navy during the Cold War, designed primarily for anti-submarine and escort duties and later widely exported to allied navies.
• E. Drake-class cruiser
  The Drake-class cruiser was a group of large armored cruisers built for the British Royal Navy in the early 20th century, designed for long-range patrol and protection of maritime trade routes.
• F. None of above. chosen