St. Lawrence River drainage basin

All labels observed (9)

Label	Occurrences
Saint Lawrence River drainage basin	6
St. Lawrence River basin	5
St. Lawrence River drainage basin canonical	5
Saint Lawrence River basin	4
St. Lawrence River watershed	4
Saint Lawrence River system	2
St. Lawrence River Basin	2
Gulf of St. Lawrence watershed	1
Saint Lawrence River watershed	1

How this entity was disambiguated

This entity first appeared as the object of triple T6248612 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: St. Lawrence River drainage basin
Context triple: [Trent River, partOf, St. Lawrence River drainage basin]

A. Lake Ontario drainage basin
The Lake Ontario drainage basin is the extensive watershed area that collects and channels water from surrounding lakes, rivers, and land into Lake Ontario, one of North America’s Great Lakes.
B. St. Lawrence Valley
The St. Lawrence Valley is a major lowland region along the St. Lawrence River in Canada and the northeastern United States, known for its fertile plains, dense population, and role as a key transportation and economic corridor.
C. Hudson Bay drainage basin
The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
D. Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
E. Great Lakes–St. Lawrence system
The Great Lakes–St. Lawrence system is a vast interconnected chain of freshwater lakes and the St. Lawrence River that forms one of the world’s largest inland waterways, linking the interior of North America to the Atlantic Ocean.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: St. Lawrence River drainage basin
Target entity description: The St. Lawrence River drainage basin is the vast watershed in North America that collects and channels water from the Great Lakes and numerous tributary rivers into the St. Lawrence River and ultimately the Atlantic Ocean.

A. Lake Ontario drainage basin
The Lake Ontario drainage basin is the extensive watershed area that collects and channels water from surrounding lakes, rivers, and land into Lake Ontario, one of North America’s Great Lakes.
B. St. Lawrence Valley
The St. Lawrence Valley is a major lowland region along the St. Lawrence River in Canada and the northeastern United States, known for its fertile plains, dense population, and role as a key transportation and economic corridor.
C. Hudson Bay drainage basin
The Hudson Bay drainage basin is a vast watershed in northern North America that collects runoff from numerous rivers and lakes across Canada and parts of the United States, all ultimately flowing into Hudson Bay.
D. Ottawa River watershed
The Ottawa River watershed is the drainage basin that collects and channels water from a vast area of eastern Ontario and western Quebec into the Ottawa River, influencing regional ecosystems, water resources, and communities.
E. Great Lakes–St. Lawrence system
The Great Lakes–St. Lawrence system is a vast interconnected chain of freshwater lakes and the St. Lawrence River that forms one of the world’s largest inland waterways, linking the interior of North America to the Atlantic Ocean.
F. None of above. chosen

Statements (51)

Predicate	Object
instanceOf	drainage basin ⓘ river basin ⓘ watershed ⓘ
containsWaterBody	Lake Erie NERFINISHED ⓘ Lake Huron NERFINISHED ⓘ Lake Michigan NERFINISHED ⓘ Lake Ontario NERFINISHED ⓘ Lake Superior NERFINISHED ⓘ
continent	North America ⓘ
country	Canada ⓘ United States ⓘ linked to: United States of America
drainageDirection	northeast ⓘ
drainsInto	Atlantic Ocean NERFINISHED ⓘ St. Lawrence River NERFINISHED ⓘ
hydrologicalSystem	Great Lakes–St. Lawrence River system NERFINISHED ⓘ
includes	Great Lakes Basin NERFINISHED ⓘ Lake Erie basin NERFINISHED ⓘ Lake Huron basin NERFINISHED ⓘ Lake Michigan basin NERFINISHED ⓘ Lake Ontario basin NERFINISHED ⓘ Lake Superior basin NERFINISHED ⓘ
majorRiver	Chaudière River NERFINISHED ⓘ Detroit River NERFINISHED ⓘ Niagara River NERFINISHED ⓘ Ottawa River NERFINISHED ⓘ Richelieu River NERFINISHED ⓘ Saguenay River NERFINISHED ⓘ Saint-François River NERFINISHED ⓘ Saint-Maurice River NERFINISHED ⓘ St. Clair River NERFINISHED ⓘ St. Lawrence River NERFINISHED ⓘ Trent River NERFINISHED ⓘ
oceanBasin	North Atlantic Ocean NERFINISHED ⓘ
outlet	Gulf of St. Lawrence NERFINISHED ⓘ
partOf	Great Lakes–St. Lawrence watershed NERFINISHED ⓘ
primaryOutflow	St. Lawrence River NERFINISHED ⓘ
receivesRunoffFrom	Great Lakes region NERFINISHED ⓘ parts of the Appalachian Mountains ⓘ parts of the Canadian Shield ⓘ
subnationalRegion	Illinois NERFINISHED ⓘ Indiana NERFINISHED ⓘ Michigan NERFINISHED ⓘ Minnesota NERFINISHED ⓘ New York NERFINISHED ⓘ Ohio NERFINISHED ⓘ Ontario NERFINISHED ⓘ Ontario Peninsula NERFINISHED ⓘ Pennsylvania NERFINISHED ⓘ Quebec NERFINISHED ⓘ Vermont NERFINISHED ⓘ Wisconsin NERFINISHED ⓘ

How these facts were elicited