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: Sierra Madre range in Isabela | Statement: [Ilagan River, sourceRegion, Sierra Madre range in Isabela]

Target entity: Sierra Madre range in Isabela
Context triple: [Ilagan River, sourceRegion, Sierra Madre range in Isabela]

• A. Sierra Norte region of Puebla
  The Sierra Norte region of Puebla is a mountainous, culturally diverse area in northern Puebla, Mexico, known for its cloud forests, coffee production, and indigenous Nahua and Totonac communities.
• B. Sierra Madre Oriental region of Veracruz
  The Sierra Madre Oriental region of Veracruz is a mountainous area in eastern Mexico characterized by rugged terrain, deep river valleys, and rich biodiversity within the eastern flank of the Sierra Madre Oriental range.
• C. Las Altas Montañas region of Veracruz
  The Las Altas Montañas region of Veracruz is a mountainous highland area in central Veracruz, Mexico, known for its cool climate, coffee-growing communities, and towns such as Orizaba nestled among its peaks.
• D. Sierra Madre Mountains region chosen
  The Sierra Madre Mountains region is a vast, rugged mountain range in Luzon, Philippines, known for its rich biodiversity, dense forests, and role as a critical watershed and natural barrier against Pacific typhoons.
• E. Sierra Madre mountain system
  The Sierra Madre mountain system is a major chain of mountain ranges in Mexico that includes several distinct sierras, such as the Sierra Madre de Oaxaca, and plays a key role in the country’s geography and biodiversity.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.