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: Monongahela River Valley | Statement: [Mon Valley Works, locatedIn, Monongahela River Valley]

Target entity: Monongahela River Valley
Context triple: [Mon Valley Works, locatedIn, Monongahela River Valley]

• A. Monongahela River chosen
  The Monongahela River is a major waterway in the Appalachian region of the United States that flows north from West Virginia into Pennsylvania, where it joins the Allegheny River at Pittsburgh to form the Ohio River.
• B. Allegheny River
  The Allegheny River is a major waterway in western Pennsylvania and New York that joins the Monongahela River at Pittsburgh to form the Ohio River.
• C. Cacapon River
  The Cacapon River is a scenic, largely undeveloped river in eastern West Virginia known for its clear waters, outdoor recreation, and role in the Potomac River watershed.
• D. Susquehanna River
  The Susquehanna River is one of the longest rivers on the U.S. East Coast, flowing from New York through Pennsylvania into the Chesapeake Bay and playing a major role in the region’s ecology and history.
• E. Shenandoah Valley
  The Shenandoah Valley is a fertile and historic region of western Virginia and eastern West Virginia, nestled between the Blue Ridge and Allegheny Mountains and renowned for its scenic landscapes, agriculture, and Civil War heritage.
• F. None of above.
• G. Unsure - the case is ambiguous/there is not enough information to decide.