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: Unryū class | Statement: [Katsuragi, class, Unryū class]

Target entity: Unryū class
Context triple: [Katsuragi, class, Unryū class]

• A. Shiratsuyu class
  The Shiratsuyu class was a group of Imperial Japanese Navy destroyers built in the 1930s, known for their heavy torpedo armament and active service during World War II in the Pacific.
• B. Kagerō class
  The Kagerō class was a group of advanced World War II Japanese destroyers known for their powerful torpedo armament and service with the Imperial Japanese Navy.
• C. Nagato class
  The Nagato class was a pair of Japanese dreadnought battleships built for the Imperial Japanese Navy in the early 20th century, notable for being among the first battleships in the world armed with 16-inch guns.
• D. Yūgumo-class
  The Yūgumo-class was a group of Imperial Japanese Navy destroyers built during World War II, known for their balanced design of speed, armament, and anti-aircraft capabilities.
• E. Fubuki class
  The Fubuki class was a pioneering group of Japanese destroyers built in the interwar period, noted for their heavy armament and advanced design that set new global standards for destroyer capabilities.
• 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: Unryū class
Triple: [Katsuragi, class, Unryū class]

The Unryū class was a group of Japanese aircraft carriers built for the Imperial Japanese Navy during World War II as a follow-on design to the earlier Hiryū and Sōryū classes.

Target entity: Unryū class
Target entity description: The Unryū class was a group of Japanese aircraft carriers built for the Imperial Japanese Navy during World War II as a follow-on design to the earlier Hiryū and Sōryū classes.

• A. Shiratsuyu class
  The Shiratsuyu class was a group of Imperial Japanese Navy destroyers built in the 1930s, known for their heavy torpedo armament and active service during World War II in the Pacific.
• B. Kagerō class
  The Kagerō class was a group of advanced World War II Japanese destroyers known for their powerful torpedo armament and service with the Imperial Japanese Navy.
• C. Nagato class
  The Nagato class was a pair of Japanese dreadnought battleships built for the Imperial Japanese Navy in the early 20th century, notable for being among the first battleships in the world armed with 16-inch guns.
• D. Yūgumo-class
  The Yūgumo-class was a group of Imperial Japanese Navy destroyers built during World War II, known for their balanced design of speed, armament, and anti-aircraft capabilities.
• E. Fubuki class
  The Fubuki class was a pioneering group of Japanese destroyers built in the interwar period, noted for their heavy armament and advanced design that set new global standards for destroyer capabilities.
• F. None of above. chosen