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: Mara River | Statement: [Maasai Mara National Reserve, namedAfter, Mara River]

Target entity: Mara River
Context triple: [Maasai Mara National Reserve, namedAfter, Mara River]

• A. Bandia River
  The Bandia River is a lesser-known river in India that serves as a tributary of the Indravati River within the Godavari basin.
• B. Sumène River
  The Sumène River is a watercourse in south-central France that originates in the Cantal Mountains and flows through the Auvergne region before joining larger river systems.
• C. Úpa River
  The Úpa River is a river in the northeastern Czech Republic that flows from the Krkonoše (Giant) Mountains through towns such as Trutnov before joining the Labe (Elbe) River.
• D. Ausa River
  The Ausa River is a small watercourse in the Emilia-Romagna region of Italy that flows through the city of Rimini before reaching the Adriatic Sea.
• E. Noi River
  The Noi River is a significant waterway in central Thailand that branches from and later rejoins the Chao Phraya River, supporting local agriculture and settlements along its course.
• 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: Mara River
Triple: [Maasai Mara National Reserve, namedAfter, Mara River]

The Mara River is a major waterway in East Africa that flows through Kenya and Tanzania, supporting rich wildlife ecosystems and the famed wildebeest migration.

Target entity: Mara River
Target entity description: The Mara River is a major waterway in East Africa that flows through Kenya and Tanzania, supporting rich wildlife ecosystems and the famed wildebeest migration.

• A. Bandia River
  The Bandia River is a lesser-known river in India that serves as a tributary of the Indravati River within the Godavari basin.
• B. Sumène River
  The Sumène River is a watercourse in south-central France that originates in the Cantal Mountains and flows through the Auvergne region before joining larger river systems.
• C. Úpa River
  The Úpa River is a river in the northeastern Czech Republic that flows from the Krkonoše (Giant) Mountains through towns such as Trutnov before joining the Labe (Elbe) River.
• D. Ausa River
  The Ausa River is a small watercourse in the Emilia-Romagna region of Italy that flows through the city of Rimini before reaching the Adriatic Sea.
• E. Noi River
  The Noi River is a significant waterway in central Thailand that branches from and later rejoins the Chao Phraya River, supporting local agriculture and settlements along its course.
• F. None of above. chosen