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: 1849 Gold Rush | Statement: [California Gold Country, historicalEvent, 1849 Gold Rush]

Target entity: 1849 Gold Rush
Context triple: [California Gold Country, historicalEvent, 1849 Gold Rush]

• A. 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.
• B. Black Hills Gold Rush
  The Black Hills Gold Rush was a late-19th-century gold boom in the Black Hills of present-day South Dakota and Wyoming that drew thousands of prospectors onto sacred Lakota lands, intensifying conflicts between the U.S. government and Native American tribes.
• C. California Gold Rush chosen
  The California Gold Rush was a mid-19th-century mass migration and mining boom that rapidly transformed California’s population, economy, and statehood after gold was discovered in 1848.
• D. Comstock Lode silver rush
  The Comstock Lode silver rush was a mid-19th-century mining boom in Nevada that became one of the first major U.S. silver discoveries, spurring rapid settlement, wealth, and technological innovation in the American West.
• E. Fraser Canyon Gold Rush
  The Fraser Canyon Gold Rush was an 1858 gold rush in British Columbia that drew thousands of prospectors, many from California, and marked the beginning of large-scale European settlement in the region.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.