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: Bell Operating Companies | Statement: [United States v. AT&T, relatedTo, Bell Operating Companies]

Target entity: Bell Operating Companies
Context triple: [United States v. AT&T, relatedTo, Bell Operating Companies]

• A. Bell Operating Companies chosen
  The Bell Operating Companies are the regional telephone service providers that were created from the breakup of AT&T’s Bell System and historically handled local telephone operations across different parts of the United States.
• B. Bell Telephone Company
  Bell Telephone Company was the pioneering telecommunications firm established in the late 19th century that evolved into the core of the Bell System and laid the foundation for modern telephone service in North America.
• C. Brown Telephone Company
  Brown Telephone Company was an early regional telephone service provider that eventually evolved into what became Sprint Corporation.
• D. General Telephone Corporation
  General Telephone Corporation was a major independent U.S. telephone company that later became part of GTE, one of the largest telecommunications providers before its merger into Verizon.
• E. Bell System
  The Bell System was the historic, vertically integrated telephone monopoly in the United States, led by AT&T, that dominated telecommunications services and research for much of the 20th century.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.