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: Ohio River region | Statement: [New Manchester, West Virginia, locatedInRegion, Ohio River region]

Target entity: Ohio River region
Context triple: [New Manchester, West Virginia, locatedInRegion, Ohio River region]

• A. Ohio Valley region chosen
  The Ohio Valley region is a historically significant area along the Ohio River in the eastern United States, known as an early center of frontier settlement, religious movements, and economic development.
• B. Ohio River basin
  The Ohio River basin is a major watershed in the eastern United States that collects runoff from numerous tributaries across multiple states before ultimately feeding into the Mississippi River system.
• C. Muskingum River region
  The Muskingum River region is an area in present-day eastern Ohio historically significant as a homeland and strategic center for several Native American nations during the 18th century.
• D. Upper River Region
  Upper River Region is an administrative region in eastern The Gambia, known for its rural communities, agriculture, and proximity to the country’s border with Senegal.
• E. Big Rivers Region
  The Big Rivers Region is a geographic area in Australia's Northern Territory encompassing the town of Katherine and its surrounding communities.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.