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: Mississippi River | Statement: [contiguous United States, containsGeographicalFeature, Mississippi River]

Target entity: Mississippi River
Context triple: [contiguous United States, containsGeographicalFeature, Mississippi River]

• A. Mississippi River chosen
  The Mississippi River is one of the longest and most significant rivers in the United States, serving as a major waterway for transportation, commerce, and drainage across much of the central continent.
• B. Mississippi
  Mississippi is a U.S. state in the Deep South known for the Mississippi River, its influential role in American history and culture—especially blues music—and its largely rural, agricultural landscape.
• C. Missouri River
  The Missouri River is the longest river in North America, flowing from the Rocky Mountains of western Montana to join the Mississippi River near St. Louis.
• D. White River
  The White River is a river in northern Ontario, Canada, that flows into Lake Superior and is known for its rugged, forested watershed and recreational fishing opportunities.
• E. Ohio River
  The Ohio River is a major waterway in the eastern United States that forms part of several state borders and serves as a key tributary of the Mississippi River.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.