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: Old Southwest frontier | Statement: [Claiborne, Alabama, partOf, Old Southwest frontier]

Target entity: Old Southwest frontier
Context triple: [Claiborne, Alabama, partOf, Old Southwest frontier]

• A. Old Southwest chosen
  The Old Southwest was a historical region of the early United States encompassing the frontier territories that later became states such as Alabama and Mississippi, known for rapid expansion, cotton agriculture, and conflicts over slavery and Native American lands.
• B. Old West
  The Old West refers to the 19th-century American frontier era characterized by westward expansion, cowboys, lawlessness, and conflicts between settlers, Native Americans, and outlaws.
• C. Old Northwest
  The Old Northwest was a historic region of the early United States encompassing the territory north of the Ohio River and east of the Mississippi River, which later became the states of Ohio, Indiana, Illinois, Michigan, Wisconsin, and part of Minnesota.
• D. Nebraska frontier
  The Nebraska frontier refers to the sparsely settled, often harsh Great Plains region of Nebraska during the westward expansion era of the United States, characterized by homesteading, isolation, and conflict at the edge of American settlement.
• E. Illinois frontier
  The Illinois frontier was the sparsely settled, contested border region of early Illinois where settlers, Native American nations, and military forces frequently clashed during westward expansion.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.