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: Bolshaya Urta River | Statement: [Samara River, hasTributary, Bolshaya Urta River]

Target entity: Bolshaya Urta River
Context triple: [Samara River, hasTributary, Bolshaya Urta River]

• A. Lena River
  The Lena River is one of the longest rivers in the world, flowing through Siberia in northeastern Russia to the Arctic Ocean.
• B. Angara River
  The Angara River is a major river in Siberia that flows northward from Lake Baikal through Irkutsk Oblast before joining the Yenisei River.
• C. Yenisei River
  The Yenisei River is one of the longest rivers in Asia, flowing northward through Siberia to the Arctic Ocean and forming a major part of the central Eurasian river system.
• D. Ural River
  The Ural River is a major river in Russia and Kazakhstan that traditionally marks part of the boundary between the European and Asian continents.
• E. Ugra River
  The Ugra River is a historically significant river in western Russia, known as the site of the 1480 "Great Stand on the Ugra River" that marked the end of Mongol-Tatar dominance over Moscow.
• 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: Bolshaya Urta River
Triple: [Samara River, hasTributary, Bolshaya Urta River]

The Bolshaya Urta River is a smaller watercourse in Russia that serves as one of the tributaries feeding into the Samara River system.

Target entity: Bolshaya Urta River
Target entity description: The Bolshaya Urta River is a smaller watercourse in Russia that serves as one of the tributaries feeding into the Samara River system.

• A. Lena River
  The Lena River is one of the longest rivers in the world, flowing through Siberia in northeastern Russia to the Arctic Ocean.
• B. Angara River
  The Angara River is a major river in Siberia that flows northward from Lake Baikal through Irkutsk Oblast before joining the Yenisei River.
• C. Yenisei River
  The Yenisei River is one of the longest rivers in Asia, flowing northward through Siberia to the Arctic Ocean and forming a major part of the central Eurasian river system.
• D. Ural River
  The Ural River is a major river in Russia and Kazakhstan that traditionally marks part of the boundary between the European and Asian continents.
• E. Ugra River
  The Ugra River is a historically significant river in western Russia, known as the site of the 1480 "Great Stand on the Ugra River" that marked the end of Mongol-Tatar dominance over Moscow.
• F. None of above. chosen