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 National Forest trail system | Statement: [Potter Pass trailhead, partOf, Sierra National Forest trail system]

Target entity: Sierra National Forest trail system
Context triple: [Potter Pass trailhead, partOf, Sierra National Forest trail system]

• A. Los Padres National Forest trail system
  The Los Padres National Forest trail system is an extensive network of hiking and backcountry routes in central and southern California, offering access to diverse wilderness areas, rugged mountains, and scenic coastal landscapes.
• B. Sierra Nevada trail network
  The Sierra Nevada trail network is an extensive system of interconnected hiking and backpacking routes spanning California’s Sierra Nevada mountains, providing access to alpine lakes, high passes, and wilderness areas.
• C. Emigrant Wilderness trail system
  The Emigrant Wilderness trail system is an extensive network of backcountry hiking routes in California’s Sierra Nevada, known for its alpine lakes, granite landscapes, and access to remote wilderness camping.
• D. Sierra National Forest chosen
  Sierra National Forest is a large U.S. national forest in California’s Sierra Nevada known for its rugged mountain landscapes, dense conifer forests, and extensive outdoor recreation opportunities.
• E. Yosemite Valley trail system
  The Yosemite Valley trail system is an interconnected network of hiking paths in Yosemite National Park that provides access to many of the valley’s iconic waterfalls, cliffs, and viewpoints.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.