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: Gravettian culture remains | Statement: [Vézère Valley, knownFor, Gravettian culture remains]

Target entity: Gravettian culture remains
Context triple: [Vézère Valley, knownFor, Gravettian culture remains]

• A. Gravettian chosen
  Gravettian is an Upper Paleolithic archaeological culture in Europe, known for its distinctive stone tools, cave art, and Venus figurines dating roughly from 33,000 to 21,000 years ago.
• B. Single Grave culture
  The Single Grave culture was a late Neolithic archaeological culture in northwestern Europe, characterized by individual burials under small barrows and typically regarded as a regional variant of the wider Corded Ware cultural complex.
• C. Solutrean archaeological culture
  The Solutrean archaeological culture was an Upper Paleolithic society in western Europe, distinguished by its finely crafted, leaf-shaped stone points and advanced flint-knapping techniques.
• D. Pit Grave culture
  The Pit Grave culture, better known as the Yamnaya culture, was a late Copper Age–early Bronze Age pastoralist society of the Pontic–Caspian steppe often linked to the spread of Indo-European languages across Eurasia.
• E. Soanian Paleolithic culture sites
  The Soanian Paleolithic culture sites are a series of prehistoric stone tool assemblages in the Soan Valley of present-day Pakistan, representing an important South Asian variant of early human activity during the Lower Paleolithic.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.