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: Nevada silver boom | Statement: [William S. O'Brien, associatedWith, Nevada silver boom]

Target entity: Nevada silver boom
Context triple: [William S. O'Brien, associatedWith, Nevada silver boom]

• A. Tonopah silver boom
  The Tonopah silver boom was an early 20th-century mining rush in central Nevada that transformed the region into a major silver-producing center and spurred rapid economic and town development.
• B. 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.
• C. Comstock Lode silver rush chosen
  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.
• D. Goldfield gold boom
  The Goldfield gold boom was an early 20th-century mining rush centered in Goldfield, Nevada, that briefly made the town one of the richest and fastest-growing mining camps in the American West.
• E. Pike’s Peak Gold Rush
  The Pike’s Peak Gold Rush was a mid-19th-century gold rush in the Colorado region that spurred rapid settlement and the founding of numerous mining camps and towns.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.