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: Donner Party entrapment in the Sierra Nevada | Statement: [George Donner, event, Donner Party entrapment in the Sierra Nevada]

Target entity: Donner Party entrapment in the Sierra Nevada
Context triple: [George Donner, event, Donner Party entrapment in the Sierra Nevada]

• A. Donner Party chosen
  The Donner Party was a group of American pioneers who became infamous for being trapped by heavy snow in the Sierra Nevada during the winter of 1846–1847, leading to extreme hardship and incidents of cannibalism.
• B. Donner Party encampment
  The Donner Party encampment was the ill-fated winter campsite in the Sierra Nevada where members of the Donner–Reed wagon party were trapped by heavy snows in 1846–1847, leading to extreme hardship and cannibalism.
• C. Nevada gold rush
  The Nevada gold rush was a late-19th- and early-20th-century mining boom in Nevada that spurred rapid settlement, economic growth, and the rise of numerous boomtowns across the state.
• D. Yosemite Search and Rescue
  Yosemite Search and Rescue is a specialized volunteer and professional team in Yosemite National Park known for conducting complex, high-risk rescues of climbers and visitors in the park’s rugged terrain.
• E. Utah Expedition
  The Utah Expedition was the U.S. Army campaign sent in 1857–1858 to assert federal authority over the Utah Territory during the conflict known as the Utah War.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.