Greater Boston watershed

Target entity: Greater Boston watershed
Context triple: [Purgatory Brook, locatedInWatershed, Greater Boston watershed]

• A. Charles River watershed
  The Charles River watershed is the drainage basin in eastern Massachusetts that collects water from numerous ponds, streams, and rivers and channels it into the Charles River before it flows into Boston Harbor.
• B. Blackstone River watershed
  The Blackstone River watershed is a major New England river basin that drains portions of Massachusetts and Rhode Island, historically central to early American industrialization and mill development.
• C. Merrimack River watershed
  The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
• D. Champlain Valley watershed
  The Champlain Valley watershed is the drainage basin that channels water from surrounding highlands, including New York’s Adirondacks and Vermont’s Green Mountains, into Lake Champlain and its connected rivers.
• E. Housatonic River watershed
  The Housatonic River watershed is the drainage basin encompassing all the land and waterways that feed into the Housatonic River across western Massachusetts, western Connecticut, and parts of eastern New York.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Target entity: Greater Boston watershed
Target entity description: The Greater Boston watershed is the network of rivers, streams, and drainage basins that supply and channel water across the metropolitan Boston region in eastern Massachusetts.

• A. Charles River watershed
  The Charles River watershed is the drainage basin in eastern Massachusetts that collects water from numerous ponds, streams, and rivers and channels it into the Charles River before it flows into Boston Harbor.
• B. Blackstone River watershed
  The Blackstone River watershed is a major New England river basin that drains portions of Massachusetts and Rhode Island, historically central to early American industrialization and mill development.
• C. Merrimack River watershed
  The Merrimack River watershed is the drainage basin in New England that collects water from numerous rivers and streams, ultimately feeding into the Merrimack River.
• D. Champlain Valley watershed
  The Champlain Valley watershed is the drainage basin that channels water from surrounding highlands, including New York’s Adirondacks and Vermont’s Green Mountains, into Lake Champlain and its connected rivers.
• E. Housatonic River watershed
  The Housatonic River watershed is the drainage basin encompassing all the land and waterways that feed into the Housatonic River across western Massachusetts, western Connecticut, and parts of eastern New York.
• F. None of above. chosen