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: Negro league baseball | Statement: [Samuel Sheppard, fieldOfWork, Negro league baseball]

Target entity: Negro league baseball
Context triple: [Samuel Sheppard, fieldOfWork, Negro league baseball]

• A. Negro Leagues chosen
  The Negro Leagues were a collection of professional African American baseball leagues in the United States that operated during the era of racial segregation and showcased many of the sport’s greatest talents before integration into Major League Baseball.
• B. National Negro League
  The National Negro League was a pioneering professional baseball league in the United States that organized and showcased African American talent during the era of racial segregation.
• C. American Negro League
  The American Negro League was a short-lived professional Negro league baseball organization that operated in the United States in the late 1920s as part of the broader system of segregated Black baseball.
• D. Southern Negro League
  The Southern Negro League was a regional African American professional baseball league that operated in the segregated American South as part of the broader Negro Leagues system.
• E. Eastern independent Negro leagues
  The Eastern independent Negro leagues were a collection of early 20th-century African American professional baseball circuits in the eastern United States that operated outside the formal Negro National and Negro American Leagues.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.