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: 1914 Russian invasion of East Prussia | Statement: [Eastern Front (World War I), includesCampaign, 1914 Russian invasion of East Prussia]

Target entity: 1914 Russian invasion of East Prussia
Context triple: [Eastern Front (World War I), includesCampaign, 1914 Russian invasion of East Prussia]

• A. Russian invasion of East Prussia chosen
  The Russian invasion of East Prussia was an early World War I campaign in 1914 in which Russian forces advanced into German territory, triggering major battles such as Tannenberg and the Masurian Lakes.
• B. Brusilov Offensive
  The Brusilov Offensive was a major World War I campaign launched by Russia in 1916 that inflicted devastating losses on Austria-Hungary and is often regarded as one of the most successful Allied offensives of the war.
• C. Eastern Front of the Polish–Soviet War
  The Eastern Front of the Polish–Soviet War was the primary zone of conflict in Eastern Europe from 1919 to 1921, where Poland and Soviet Russia fought over control of territories between the Baltic and Black Seas in the aftermath of World War I.
• D. Polish–Soviet War
  The Polish–Soviet War (1919–1921) was a major post–World War I conflict between the newly re-established Poland and Soviet Russia that helped determine the borders of Eastern Europe and the fate of the region’s independence movements.
• E. Siberian intervention in the Russian Civil War
  The Siberian intervention in the Russian Civil War was the Allied military campaign in Siberia (1918–1922) aimed at supporting anti-Bolshevik forces, securing war supplies, and influencing the outcome of the Russian Civil War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: includesCampaign
Context triple: [Eastern Front (World War I), includesCampaign, 1914 Russian invasion of East Prussia]

• A. partOfCampaign chosen
  Indicates that an entity participates in, belongs to, or is included within a specific campaign.
• B. testCampaign
  Indicates that an entity is involved in or associated with a campaign conducted for testing, experimentation, or evaluation purposes.
• C. campaignType
  Indicates the specific category or kind of campaign an entity is associated with or participates in.
• D. ledCampaignIn
  Indicates that an entity directed or was in charge of organizing and executing a campaign within a particular context or location.
• E. campaignOrService
  Indicates that one entity is a campaign and the other is a service that the campaign promotes, uses, or is associated with.
• F. None of above.