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: Southern United States | Statement: [Southwestern Athletic Conference, region, Southern United States]

Target entity: Southern United States
Context triple: [Southwestern Athletic Conference, region, Southern United States]

• A. Southern United States chosen
  The Southern United States is a culturally distinct region of the country known for its historical ties to the Confederacy, unique traditions in music and cuisine, and a warm climate spanning from the Atlantic coast to the Gulf of Mexico.
• B. Upper South
  The Upper South is a subregion of the United States generally referring to the northernmost tier of Southern states, often including Kentucky, Virginia, West Virginia, Tennessee, and sometimes parts of neighboring states, distinguished historically and culturally from the Deep South.
• C. South Central United States
  The South Central United States is a U.S. region typically including states like Texas, Oklahoma, Arkansas, and Louisiana, characterized by a mix of Southern and Western cultural influences and a diverse economy spanning energy, agriculture, and industry.
• D. South Region
  The South Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
• E. Southern Federal District
  The Southern Federal District is an administrative division of Russia encompassing several southern regions and key Black Sea territories, including the de facto administered federal city of Sevastopol.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.