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: Sahel | Statement: [Gorouol River, region, Sahel]

Target entity: Sahel
Context triple: [Gorouol River, region, Sahel]

• A. Sahel chosen
  The Sahel is a semi-arid transition zone in Africa between the Sahara Desert to the north and the more humid savannas to the south, spanning several countries from the Atlantic Ocean to the Red Sea.
• B. Central Sahara
  The Central Sahara is a vast, arid desert region in north-central Africa characterized by extreme climatic conditions, sparse population, and a long history of trans-Saharan trade and nomadic cultures.
• C. Northern Sahara
  The Northern Sahara is the vast arid expanse forming the northern portion of the Sahara Desert, encompassing regions such as the M’zab in Algeria and characterized by rocky plateaus, sand seas, and oases.
• D. Sahel–Central African forest transition zone
  The Sahel–Central African forest transition zone is an ecological belt in central Africa where the dry Sahelian savannas gradually give way to the dense tropical rainforests of the Congo Basin.
• E. Maghreb-Sahel interface
  The Maghreb-Sahel interface is a transitional zone in North and West Africa where the cultures, economies, and ecologies of the North African Maghreb and the sub-Saharan Sahel intersect and blend.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.