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 crossing | Statement: [Great Migration, notableEvent, Mara River crossing]

Target entity: Mara River crossing
Context triple: [Great Migration, notableEvent, Mara River crossing]

• A. Crossing of the Drakensberg
  The Crossing of the Drakensberg was a pivotal 1830s Voortrekker passage over South Africa’s Drakensberg mountains that opened the way for Boer settlement into the interior during the Great Trek.
• B. Serengeti Crossing
  Serengeti Crossing is an African-themed zoo exhibit that recreates the Serengeti ecosystem with species such as giraffes, zebras, and other savanna wildlife.
• C. Strovilia crossing
  Strovilia crossing is a checkpoint along Cyprus’s Green Line where people and vehicles can pass between the Republic of Cyprus–controlled areas and the Turkish Cypriot–administered north.
• D. Sani Pass
  Sani Pass is a high, rugged mountain pass between South Africa and Lesotho, famed for its steep, winding gravel road and dramatic Drakensberg scenery.
• E. Lyutezh bridgehead crossing
  The Lyutezh bridgehead crossing was a key Soviet river assault and foothold on the Dnieper that enabled the liberation of Kyiv during World War II.
• 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 crossing
Triple: [Great Migration, notableEvent, Mara River crossing]

The Mara River crossing is a dramatic wildlife spectacle in East Africa where vast herds of wildebeest and other animals brave strong currents and predators during their annual migration between the Serengeti and Maasai Mara.

Target entity: Mara River crossing
Target entity description: The Mara River crossing is a dramatic wildlife spectacle in East Africa where vast herds of wildebeest and other animals brave strong currents and predators during their annual migration between the Serengeti and Maasai Mara.

• A. Crossing of the Drakensberg
  The Crossing of the Drakensberg was a pivotal 1830s Voortrekker passage over South Africa’s Drakensberg mountains that opened the way for Boer settlement into the interior during the Great Trek.
• B. Serengeti Crossing
  Serengeti Crossing is an African-themed zoo exhibit that recreates the Serengeti ecosystem with species such as giraffes, zebras, and other savanna wildlife.
• C. Strovilia crossing
  Strovilia crossing is a checkpoint along Cyprus’s Green Line where people and vehicles can pass between the Republic of Cyprus–controlled areas and the Turkish Cypriot–administered north.
• D. Sani Pass
  Sani Pass is a high, rugged mountain pass between South Africa and Lesotho, famed for its steep, winding gravel road and dramatic Drakensberg scenery.
• E. Lyutezh bridgehead crossing
  The Lyutezh bridgehead crossing was a key Soviet river assault and foothold on the Dnieper that enabled the liberation of Kyiv during World War II.
• F. None of above. chosen