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: Russian Revolution and Civil War era | Statement: [Varykino, timePeriodOfFictionalEvents, Russian Revolution and Civil War era]

Target entity: Russian Revolution and Civil War era
Context triple: [Varykino, timePeriodOfFictionalEvents, Russian Revolution and Civil War era]

• A. Russian Civil War chosen
  The Russian Civil War was a multi-sided conflict from 1917 to the early 1920s between the Bolshevik Red Army and various anti-Bolshevik and nationalist forces that determined the establishment and consolidation of Soviet power.
• B. European revolutions of 1917–1923
  The European revolutions of 1917–1923 were a wave of upheavals, including socialist, nationalist, and anti-imperial movements, that reshaped the political order of Europe in the aftermath of World War I and the Russian Revolution.
• C. Russian Revolution
  The Russian Revolution was a series of political upheavals in 1917 that overthrew the Tsarist autocracy and led to the rise of the Bolsheviks and the creation of the Soviet state.
• D. Soviet period
  The Soviet period was the era from 1922 to 1991 when the Soviet Union existed as a socialist state dominating much of Eastern Europe and northern Asia under a one-party communist system.
• E. Revolutionary Russia, 1891–1991
  Revolutionary Russia, 1891–1991 is a historical study by Orlando Figes that traces the origins, development, and legacy of the Russian Revolution across a full century.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.