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: Kalu River | Statement: [Central Highlands of Sri Lanka, isWatershedFor, Kalu River]

Target entity: Kalu River
Context triple: [Central Highlands of Sri Lanka, isWatershedFor, Kalu River]

• A. Aba River
  The Aba River is a waterway in southeastern Nigeria that flows through the city of Aba and serves as an important local natural and economic resource.
• B. Akatarawa River
  The Akatarawa River is a scenic river in the Wellington Region of New Zealand, flowing through bush-clad valleys and rural areas before joining the Hutt River.
• C. Omo River
  The Omo River is a major river in southwestern Ethiopia that flows from the Ethiopian highlands into Kenya’s Lake Turkana, supporting diverse ecosystems and indigenous communities along its course.
• D. Kaduna River
  The Kaduna River is a major tributary of the Niger River in central Nigeria, flowing through Kaduna State and serving as an important water source for agriculture, fishing, and local communities.
• E. Ogun River
  Ogun River is a major river in southwestern Nigeria that flows southward through several states into the Lagos Lagoon, playing an important role in regional agriculture, transportation, and water supply.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: Kalu River
Triple: [Central Highlands of Sri Lanka, isWatershedFor, Kalu River]

The Kalu River is one of Sri Lanka’s major rivers, flowing southwest from the island’s central highlands to the Indian Ocean and playing a key role in regional agriculture, ecology, and flood control.

Target entity: Kalu River
Target entity description: The Kalu River is one of Sri Lanka’s major rivers, flowing southwest from the island’s central highlands to the Indian Ocean and playing a key role in regional agriculture, ecology, and flood control.

• A. Aba River
  The Aba River is a waterway in southeastern Nigeria that flows through the city of Aba and serves as an important local natural and economic resource.
• B. Akatarawa River
  The Akatarawa River is a scenic river in the Wellington Region of New Zealand, flowing through bush-clad valleys and rural areas before joining the Hutt River.
• C. Omo River
  The Omo River is a major river in southwestern Ethiopia that flows from the Ethiopian highlands into Kenya’s Lake Turkana, supporting diverse ecosystems and indigenous communities along its course.
• D. Kaduna River
  The Kaduna River is a major tributary of the Niger River in central Nigeria, flowing through Kaduna State and serving as an important water source for agriculture, fishing, and local communities.
• E. Ogun River
  Ogun River is a major river in southwestern Nigeria that flows southward through several states into the Lagos Lagoon, playing an important role in regional agriculture, transportation, and water supply.
• F. None of above. chosen