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: Po River headwaters | Statement: [Monviso, isSymbolOf, Po River headwaters]

Target entity: Po River headwaters
Context triple: [Monviso, isSymbolOf, Po River headwaters]

• A. Po River basin
  The Po River basin is the largest river basin in Italy, encompassing a broad plain in northern Italy where the Po River and its tributaries collect and drain water from the surrounding Alpine and Apennine regions into the Adriatic Sea.
• B. Cottica River
  The Cottica River is a river in eastern Suriname that flows through the traditional territory of the Ndyuka Maroon people and serves as an important route for their settlements and economic activities.
• C. Po River chosen
  The Po River is the longest river in Italy, flowing eastward across northern Italy’s plains to the Adriatic Sea and serving as a major geographic and economic artery for the region.
• D. Laveggio River
  The Laveggio River is a small Swiss watercourse in the canton of Ticino that drains local valleys before emptying into Lake Lugano.
• E. Cuccio River
  The Cuccio River is a mountain stream in the Lombardy region of northern Italy that flows through the Val Cavargna before emptying into Lake Lugano.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.