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: Imperial Japanese Army radical officers | Statement: [Ni-niroku Jiken, perpetrator, Imperial Japanese Army radical officers]

Target entity: Imperial Japanese Army radical officers
Context triple: [Ni-niroku Jiken, perpetrator, Imperial Japanese Army radical officers]

• A. Ichiki Detachment
  The Ichiki Detachment was an elite Japanese infantry force during World War II, best known for its disastrous and nearly annihilating defeat against U.S. Marines on Guadalcanal in 1942.
• B. Imperial Japanese Army
  The Imperial Japanese Army was the ground-based military force of the Empire of Japan, playing a central role in Japan’s expansion and major conflicts across East Asia and the Pacific during the late 19th and early 20th centuries, including World War II.
• C. Kido Butai
  Kido Butai was the Imperial Japanese Navy’s elite carrier strike force during World War II, responsible for major early-war operations including the attack on Pearl Harbor.
• D. Imperial Japanese Army generals
  Imperial Japanese Army generals were high-ranking military officers who commanded major formations and played key leadership roles in Japan’s land forces before and during World War II.
• E. Kempeitai
  The Kempeitai was the military police arm of the Imperial Japanese Army, notorious for its brutal secret-police functions and widespread war crimes across occupied territories before and during World War II.
• 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: Imperial Japanese Army radical officers
Triple: [Ni-niroku Jiken, perpetrator, Imperial Japanese Army radical officers]

Imperial Japanese Army radical officers were ultranationalist, young military extremists in prewar Japan who sought to overthrow civilian government and expand imperial power through coups and political assassinations.

Target entity: Imperial Japanese Army radical officers
Target entity description: Imperial Japanese Army radical officers were ultranationalist, young military extremists in prewar Japan who sought to overthrow civilian government and expand imperial power through coups and political assassinations.

• A. Ichiki Detachment
  The Ichiki Detachment was an elite Japanese infantry force during World War II, best known for its disastrous and nearly annihilating defeat against U.S. Marines on Guadalcanal in 1942.
• B. Imperial Japanese Army
  The Imperial Japanese Army was the ground-based military force of the Empire of Japan, playing a central role in Japan’s expansion and major conflicts across East Asia and the Pacific during the late 19th and early 20th centuries, including World War II.
• C. Kido Butai
  Kido Butai was the Imperial Japanese Navy’s elite carrier strike force during World War II, responsible for major early-war operations including the attack on Pearl Harbor.
• D. Imperial Japanese Army generals
  Imperial Japanese Army generals were high-ranking military officers who commanded major formations and played key leadership roles in Japan’s land forces before and during World War II.
• E. Kempeitai
  The Kempeitai was the military police arm of the Imperial Japanese Army, notorious for its brutal secret-police functions and widespread war crimes across occupied territories before and during World War II.
• F. None of above. chosen