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: [Union Pacific Railway Act of 1862, routeStartPoint, Missouri River]

Target entity: Missouri River
Context triple: [Union Pacific Railway Act of 1862, routeStartPoint, 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. Niobrara River
  The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
• D. Red River of the North
  The Red River of the North is a northward-flowing river forming much of the border between North Dakota and Minnesota before continuing through Manitoba to Lake Winnipeg, and is known for its fertile valley and frequent flooding.
• E. Yellowstone River
  The Yellowstone River is a major free-flowing river in the western United States that originates in Yellowstone National Park and flows through Wyoming, Montana, and North Dakota before joining the Missouri River.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: routeStartPoint
Context triple: [Union Pacific Railway Act of 1862, routeStartPoint, Missouri River]

• A. startPoint chosen
  Indicates the initial location or position from which an object, path, or action begins.
• B. approachRoute
  Indicates the path or method taken by one entity as it moves toward or comes closer to another entity or target.
• C. routeVia
  Indicates that a connection, path, or communication between two points is established or carried out through an intermediate location, node, or channel.
• D. routeDescription
  Indicates a textual explanation or summary of the path, course, or itinerary taken between locations.
• E. routeNumber
  Indicates the specific identifying number assigned to a route within a transportation or delivery network.
• F. None of above.