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: Sahara hydrological system | Statement: [Lakes of Ounianga, partOf, Sahara hydrological system]

Target entity: Sahara hydrological system
Context triple: [Lakes of Ounianga, partOf, Sahara hydrological system]

• A. Saharan aquifer system chosen
  The Saharan aquifer system is a vast transboundary groundwater reservoir beneath the Sahara Desert that sustains oases, lakes, and human settlements across North Africa despite the region’s extreme aridity.
• B. Moroccan Middle Atlas wetlands
  The Moroccan Middle Atlas wetlands are a high-altitude complex of lakes, marshes, and peat bogs in central Morocco, noted for their biodiversity and importance as habitat for migratory and endemic species.
• C. Sahara oases
  The Sahara oases are fertile, water-rich enclaves scattered across the Sahara Desert that historically served as vital hubs for trade, agriculture, and caravan routes connecting sub-Saharan Africa with North Africa and beyond.
• D. Egyptian Western Desert oases
  The Egyptian Western Desert oases are a chain of fertile, historically significant oasis depressions in Egypt’s Western Desert that have long served as vital hubs of settlement, agriculture, and caravan trade routes.
• E. Ubari Sand Sea
  The Ubari Sand Sea is a vast region of towering sand dunes and scattered desert lakes in southwestern Libya, renowned for its striking Saharan landscapes.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.