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: Montana gold rushes | Statement: [American West mining districts, associatedWithEvent, Montana gold rushes]

Target entity: Montana gold rushes
Context triple: [American West mining districts, associatedWithEvent, Montana gold rushes]

• A. Montana gold rush chosen
  The Montana gold rush was a mid-19th-century mining boom in what is now Montana that drew thousands of prospectors, rapidly spurred settlement, and transformed the region’s economy and towns.
• B. Idaho gold rushes
  The Idaho gold rushes were a series of mid-19th-century gold discoveries that spurred rapid settlement, mining booms, and the creation of numerous mining districts across what is now the state of Idaho in the American West.
• C. 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.
• 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. Alaskan gold rush
  The Alaskan gold rush was a late-19th- and early-20th-century stampede of prospectors to Alaska and the Yukon in search of gold, dramatically reshaping the region’s economy, demographics, and frontier culture.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.