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 | Statement: [Russians, historicalStateTradition, Kievan Rus]

Target entity: Kievan Rus
Context triple: [Russians, historicalStateTradition, Kievan Rus]

• A. Kyivan Rus chosen
  Kyivan Rus was a medieval East Slavic state centered in Kyiv that laid the cultural and political foundations for modern Ukraine, Russia, and Belarus.
• B. Novgorod Republic
  The Novgorod Republic was a medieval East Slavic trading state centered on the city of Novgorod, known for its powerful merchant elite, extensive Hanseatic trade connections, and distinctive tradition of veche (assembly) governance.
• C. Grand Duchy of Vladimir
  The Grand Duchy of Vladimir was a medieval East Slavic principality that emerged as a major political and cultural center in northeastern Rus, serving as a key predecessor to the Grand Duchy of Moscow and the Russian state.
• D. Grand Duchy of Moscow
  The Grand Duchy of Moscow was a late medieval Russian principality that expanded from a small Muscovite domain into the core of a centralized Russian state, eventually forming the basis of the Tsardom of Russia.
• E. Great Moravia
  Great Moravia was a 9th-century Slavic state in Central Europe that became an important early center of Slavic culture, Christianity, and political organization.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: historicalStateTradition
Context triple: [Russians, historicalStateTradition, Kievan Rus]

• A. traditionSince
  Indicates that a tradition has been continuously practiced or recognized starting from a specified point in time.
• B. historicalPractice
  Indicates that an action, behavior, or relationship occurred as a customary or established practice during a past historical period.
• C. culturalTradition
  Indicates a relationship where certain practices, beliefs, or customs are recognized as part of a shared cultural heritage passed down within a group or society.
• D. traditionsMaintainedBy chosen
  Indicates that certain traditions are preserved, upheld, or continued in practice by a particular entity.
• E. traditionAscribes
  Indicates that a tradition attributes or assigns a particular quality, role, origin, or action to an entity.
• F. None of above.