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: Kievan Rus'–Cuman wars | Statement: [Wars against the Cumans, partOf, Kievan Rus'–Cuman wars]

Target entity: Kievan Rus'–Cuman wars
Context triple: [Wars against the Cumans, partOf, Kievan Rus'–Cuman wars]

• A. Mongol–Ryazan War
  The Mongol–Ryazan War was a 13th-century conflict in which Mongol forces devastated the Principality of Ryazan during their invasion of the Rus' principalities.
• B. Muscovite–Novgorodian War
  The Muscovite–Novgorodian War was a late 15th-century conflict in which the Grand Duchy of Moscow defeated and annexed the powerful Novgorod Republic, ending its independence and consolidating Moscow’s dominance in northern Russia.
• C. 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.
• D. Rus'–Byzantine Wars
  The Rus'–Byzantine Wars were a series of military and diplomatic confrontations between the Kievan Rus' and the Byzantine Empire from the 9th to 11th centuries that shaped trade, religion, and political relations in Eastern Europe.
• E. Russo-Kazan Wars
  The Russo-Kazan Wars were a series of 15th–16th century military conflicts between the Grand Duchy of Moscow (later Russia) and the Tatar Kazan Khanate that culminated in Russia’s conquest of Kazan and expansion into the Volga region.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.