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: Missouri River | Statement: [St. Louis, Missouri, United States, locatedNearRiver, Missouri River]

Target entity: Missouri River
Context triple: [St. Louis, Missouri, United States, locatedNearRiver, Missouri River]

• A. Missouri River chosen
  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.
• B. Mississippi River
  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.
• C. Kansas River
  The Kansas River is a major river in northeastern Kansas that flows eastward to join the Missouri River, forming an important waterway and watershed in the central United States.
• D. Arkansas River
  The Arkansas River is a major tributary of the Mississippi River that flows from the Rocky Mountains in Colorado through Kansas, Oklahoma, and Arkansas, playing a key role in the region’s ecology, history, and commerce.
• E. 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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.