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: Holocene climatic optimum | Statement: [Quaternary period, contains, Holocene climatic optimum]

Target entity: Holocene climatic optimum
Context triple: [Quaternary period, contains, Holocene climatic optimum]

• A. Holocene climatic optimum chosen
  The Holocene climatic optimum was a warm period roughly 9,000–5,000 years ago when global temperatures, especially in the Northern Hemisphere, were higher than today, influencing the spread of forests and early human civilizations.
• B. Last Glacial Maximum
  The Last Glacial Maximum was the most recent period in Earth’s history when ice sheets reached their greatest extent, dramatically lowering sea levels and reshaping global climates and ecosystems.
• C. Holocene
  The Holocene is the current geological epoch, beginning around 11,700 years ago, characterized by relatively stable climate conditions and the development of human civilizations.
• D. Little Ice Age
  The Little Ice Age was a period of cooler global temperatures and glacial expansion, roughly from the 14th to the mid-19th century, that significantly affected climate, agriculture, and societies, especially in the Northern Hemisphere.
• E. Younger Dryas cold event
  The Younger Dryas cold event was a brief, abrupt return to near-glacial conditions about 12,900–11,700 years ago that interrupted the general warming trend at the end of the last Ice Age.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.