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: Operation Niagara | Statement: [Battle of Khe Sanh, notableFor, Operation Niagara]

Target entity: Operation Niagara
Context triple: [Battle of Khe Sanh, notableFor, Operation Niagara]

• A. Operation Nekka
  Operation Nekka was a 1933 Japanese Kwantung Army military campaign that led to the occupation of Rehe (Jehol) province and further consolidated Japan’s control over northern China.
• B. Operation Wunderland
  Operation Wunderland was a World War II German Kriegsmarine naval operation in the Arctic aimed at disrupting Soviet shipping and naval forces along the Northern Sea Route.
• C. Operation Z
  Operation Z was the Imperial Japanese Navy’s codename for the 1941 carrier-based attack plan on Pearl Harbor that launched Japan into war with the United States in World War II.
• D. Operation Tidal Wave
  Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
• E. Operation MI
  Operation MI was the Imperial Japanese Navy’s World War II plan to seize Midway Atoll, culminating in the pivotal Battle of Midway in June 1942.
• 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: Operation Niagara
Triple: [Battle of Khe Sanh, notableFor, Operation Niagara]

Operation Niagara was a massive U.S. aerial bombardment and surveillance campaign during the Vietnam War designed to protect and support the besieged Marine base at Khe Sanh.

Target entity: Operation Niagara
Target entity description: Operation Niagara was a massive U.S. aerial bombardment and surveillance campaign during the Vietnam War designed to protect and support the besieged Marine base at Khe Sanh.

• A. Operation Nekka
  Operation Nekka was a 1933 Japanese Kwantung Army military campaign that led to the occupation of Rehe (Jehol) province and further consolidated Japan’s control over northern China.
• B. Operation Wunderland
  Operation Wunderland was a World War II German Kriegsmarine naval operation in the Arctic aimed at disrupting Soviet shipping and naval forces along the Northern Sea Route.
• C. Operation Z
  Operation Z was the Imperial Japanese Navy’s codename for the 1941 carrier-based attack plan on Pearl Harbor that launched Japan into war with the United States in World War II.
• D. Operation Tidal Wave
  Operation Tidal Wave was a major World War II Allied air raid targeting Romanian oil refineries at Ploiești in an effort to cripple Nazi Germany’s fuel supplies.
• E. Operation MI
  Operation MI was the Imperial Japanese Navy’s World War II plan to seize Midway Atoll, culminating in the pivotal Battle of Midway in June 1942.
• F. None of above. chosen