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: Rideau River system | Statement: [Tay River (Ontario), flowsInto, Rideau River system]

Target entity: Rideau River system
Context triple: [Tay River (Ontario), flowsInto, Rideau River system]

• A. Rideau River chosen
  The Rideau River is a major waterway in Eastern Ontario, Canada, flowing through the city of Ottawa and forming part of the historic Rideau Canal system.
• B. Trent River–Severn River system
  The Trent River–Severn River system is a major interconnected waterway in Ontario, Canada, forming part of the Trent–Severn Waterway that links Lake Ontario to Georgian Bay through a series of rivers, lakes, and locks.
• C. Ottawa River
  The Ottawa River is a major waterway in eastern Canada that forms much of the border between Ontario and Quebec and is a key tributary of the Saint Lawrence River.
• D. Gatineau River
  The Gatineau River is a major waterway in western Quebec that flows south through the Gatineau Valley before joining the Ottawa River near Canada’s National Capital Region.
• E. Nepean River
  The Nepean River is a major waterway in New South Wales, Australia, forming part of the Hawkesbury–Nepean river system and playing a key role in the region’s water supply, ecology, and recreation.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.