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: upper Zambezi | Statement: [Livingstone Island, riverKilometerContext, upper Zambezi]

Target entity: upper Zambezi
Context triple: [Livingstone Island, riverKilometerContext, upper Zambezi]

• A. Zambezi River chosen
  The Zambezi River is one of Africa’s largest rivers, famed for Victoria Falls and its role as a vital waterway and natural border in southern Africa.
• B. Kafue River
  The Kafue River is one of Zambia’s major rivers, flowing through the Kafue Flats and Kafue National Park before joining the Zambezi and supporting significant hydropower, agriculture, and wildlife habitats.
• C. Zambezi Basin
  The Zambezi Basin is the vast river catchment area in southern Africa that collects the waters of the Zambezi River and its tributaries, encompassing parts of several countries and supporting major ecosystems, agriculture, and hydropower.
• D. Kwanza River
  The Kwanza River is one of Angola’s longest and most important rivers, historically vital for transport, agriculture, and hydroelectric power in the country.
• E. Okavango River
  The Okavango River is a major river in southwest Africa that famously fans out into the vast Okavango Delta, one of the world’s largest inland wetlands and a critical wildlife habitat.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target predicate: riverKilometerContext
Context triple: [Livingstone Island, riverKilometerContext, upper Zambezi]

• A. navigableLengthApproxKm
  Indicates the approximate distance, measured in kilometers, over which something (typically a waterway) can be navigated.
• B. riverMileFromMouth
  Indicates the distance, measured in river miles, from the river’s mouth upstream to a specific point along the river.
• C. lengthInKm
  Indicates that one entity specifies the length or distance of another entity measured in kilometers.
• D. range_km
  Indicates the maximum distance, measured in kilometers, over which something can operate, travel, or be effective.
• E. distanceToHirakudDam_km
  Indicates the physical distance, measured in kilometers, between a given location and the Hirakud Dam.
• F. None of above. chosen