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: Kuskokwim River | Statement: [Kuskokwim Mountains, formsHeadwatersFor, Kuskokwim River]

Target entity: Kuskokwim River
Context triple: [Kuskokwim Mountains, formsHeadwatersFor, Kuskokwim River]

• A. Kuskokwim River chosen
  The Kuskokwim River is one of Alaska’s longest rivers, flowing through remote western regions to the Bering Sea and serving as a vital transportation and subsistence lifeline for local communities.
• B. Unalakleet River
  The Unalakleet River is a major river in western Alaska that flows from the Kaltag Portage area to the Bering Sea, serving as an important route for subsistence fishing, travel, and recreation.
• C. Atikokan River
  The Atikokan River is a waterway in northwestern Ontario, Canada, that flows through the town of Atikokan and forms part of the region’s interconnected lake and river system used for recreation and hydroelectric power.
• D. Selawik River
  The Selawik River is a remote river in northwestern Alaska that flows through the Selawik National Wildlife Refuge before emptying into Selawik Lake near the Kotzebue Sound.
• E. Nushagak River
  The Nushagak River is a major salmon-bearing river in southwest Alaska that flows into Bristol Bay and supports important subsistence and commercial fisheries.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: formsHeadwatersFor
Context triple: [Kuskokwim Mountains, formsHeadwatersFor, Kuskokwim River]

• A. formsHeadwatersWith
  Indicates that two or more watercourses join or originate together to create the initial source or headwaters of a larger river or stream.
• B. watercourseFor
  Indicates that one entity serves as the watercourse (such as a river or channel) associated with, carrying, or draining another entity.
• C. sourceOfWatercourse chosen
  Indicates that one entity is the origin or starting point from which a watercourse (such as a river or stream) begins or flows.
• D. hasHeadwaterStatus
  Indicates that a water body holds the status of being a headwater or source segment within a hydrological system.
• E. majorRiverSource
  Indicates that one entity is the primary originating source or headwaters location of a major river.
• F. None of above.