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: Postclassic Maya period | Statement: [Dzibilchaltún, periodOfUse, Postclassic Maya period]

Target entity: Postclassic Maya period
Context triple: [Dzibilchaltún, periodOfUse, Postclassic Maya period]

• A. Late Classic period
  The Late Classic period was a flourishing era of Mesoamerican civilization, roughly spanning 600–900 CE, marked by the peak of Maya city-states and vibrant artistic, architectural, and political developments across the region.
• B. Postclassic period of Mesoamerica chosen
  The Postclassic period of Mesoamerica was the final pre-Columbian era (roughly 900–1521 CE) marked by intensified warfare, long-distance trade, urban centers, and powerful states such as the Aztec Empire.
• C. Epiclassic period
  The Epiclassic period was a transitional era in Mesoamerican history (roughly 600–900 CE) marked by the decline of major Classic centers and the rise of regional powers and distinctive artistic and architectural styles.
• D. Early Classic period
  The Early Classic period was a formative era in Mesoamerican history, roughly spanning 250–600 CE, marked by the rise and florescence of major urban centers such as Teotihuacan and the early development of Classic Maya civilization.
• E. Late Preclassic
  The Late Preclassic was a formative period in Mesoamerican history marked by the growth of large urban centers, increasing social complexity, and the development of monumental architecture and early writing systems.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.