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: Colorado Gold Rush | Statement: [Central City, Colorado, historicalPeriodOfProminence, Colorado Gold Rush]

Target entity: Colorado Gold Rush
Context triple: [Central City, Colorado, historicalPeriodOfProminence, Colorado Gold Rush]

• A. Colorado Gold Rush chosen
  The Colorado Gold Rush was a mid-19th-century mining boom that drew tens of thousands of prospectors to the Rocky Mountains, spurring rapid settlement and economic development in what is now the state of Colorado.
• B. California Gold Rush
  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.
• C. Colorado silver boom
  The Colorado silver boom was a late 19th-century mining rush that rapidly transformed Colorado’s economy and society through large-scale silver discoveries and speculative wealth.
• D. 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.
• E. 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.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.