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: Cuman raids on Kievan Rus' | Statement: [Wars against the Cumans, hasCause, Cuman raids on Kievan Rus']

Target entity: Cuman raids on Kievan Rus'
Context triple: [Wars against the Cumans, hasCause, Cuman raids on Kievan Rus']

• A. Wars against the Cumans chosen
  The Wars against the Cumans were a series of medieval military campaigns in which Kievan Rus', under rulers such as Vladimir II Monomakh, fought the nomadic Cuman tribes on the steppe frontiers of Eastern Europe.
• B. Crimean–Nogai raids into Muscovy
  The Crimean–Nogai raids into Muscovy were a series of devastating 16th-century Tatar incursions led by the Crimean Khanate and its Nogai allies that repeatedly plundered and destabilized the Russian state.
• C. Mongol conquest of Cuman–Kipchak steppe
  The Mongol conquest of the Cuman–Kipchak steppe was a 13th-century campaign in which the Mongol Empire subjugated the nomadic Cuman and Kipchak peoples of the Pontic–Caspian steppe, securing control over a vast region of Eurasia and opening the way for further westward expansion.
• D. Tatar invasion of Russia
  The Tatar invasion of Russia refers to the series of 13th-century Mongol-Tatar campaigns that devastated the Rus' principalities and led to centuries of domination under the Golden Horde.
• E. Mongol invasions of Europe
  The Mongol invasions of Europe were a series of 13th-century military campaigns in which Mongol armies devastated and conquered large parts of Eastern and Central Europe, profoundly impacting the region’s political and social landscape.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.