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: Vuoksi River system | Statement: [Imatrankoski rapids, partOf, Vuoksi River system]

Target entity: Vuoksi River system
Context triple: [Imatrankoski rapids, partOf, Vuoksi River system]

• A. Trysilelva river system
  The Trysilelva river system is a major river network in eastern Norway that drains large inland areas before continuing into Sweden as part of the Klarälven–Göta älv watercourse.
• B. Vuoksi River chosen
  The Vuoksi River is a major waterway in northwestern Russia and southeastern Finland, known for connecting Lake Saimaa to Lake Ladoga and playing a key historical and economic role in the region.
• C. Selinountas River
  The Selinountas River is a watercourse in the Achaea region of Greece that flows from the mountains of the northern Peloponnese toward the Gulf of Corinth.
• D. Elde river system
  The Elde river system is a network of rivers and lakes in northeastern Germany that drains much of the Mecklenburg Lake District before flowing into the Elbe.
• E. Loukkos River
  The Loukkos River is a major waterway in northern Morocco that flows into the Atlantic Ocean near the ancient archaeological site of Lixus.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.