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: Heian period | Statement: [Shingon Buddhism, periodOfFormation, Heian period]

Target entity: Heian period
Context triple: [Shingon Buddhism, periodOfFormation, Heian period]

• A. Heian period chosen
  The Heian period was a classical era of Japanese history (794–1185) marked by an imperial court-centered culture, flourishing literature such as The Tale of Genji, and the development of a distinct Japanese aesthetic.
• B. Yamato period
  The Yamato period was an early era of Japanese history (roughly 3rd to 7th century) marked by the political consolidation of the Yamato clan, the emergence of a centralized state, and the introduction of Buddhism and Chinese cultural influences.
• C. Nara period
  The Nara period was an era of early Japanese history (710–794) marked by the establishment of a permanent capital at Nara, the flourishing of Buddhism and Chinese-influenced court culture, and the compilation of foundational chronicles and legal codes.
• D. Kamakura period
  The Kamakura period was a pivotal era in Japanese history (1185–1333) marked by the rise of the samurai class and the establishment of the first shogunate government in Kamakura.
• E. Yayoi period
  The Yayoi period was a formative era in Japanese prehistory marked by the introduction of wet-rice agriculture, metal tools, and more complex social structures, preceding the Kofun period.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: periodOfFormation
Context triple: [Shingon Buddhism, periodOfFormation, Heian period]

• A. estimatedAgeInMillionsOfYears
  Indicates the approximate age of something expressed in units of millions of years.
• B. stateOfFormation
  Indicates the jurisdiction or region in which an entity was legally created or organized.
• C. geologicalAge
  Indicates the time period in Earth's geological history during which an entity (such as a rock, fossil, or formation) originated or was formed.
• D. estimatedYearOfCreation
  Indicates the year in which something is believed or approximated to have been created, rather than a precisely known creation year.
• E. foundingPeriod chosen
  Indicates the time span or historical period during which an entity (such as an organization, settlement, or institution) was founded.
• F. None of above.