Saint Lawrence River

E27337

international river river

The Saint Lawrence River is a major North American waterway that connects the Great Lakes to the Atlantic Ocean and serves as a vital commercial and cultural corridor for Canada and the United States.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (25)

Label	Occurrences
St. Lawrence River	160
Saint Lawrence River canonical	135
St. Lawrence River valley	8
Saint Lawrence River basin	4
Saint Lawrence River system	3
Saint Lawrence River valley	3
St. Lawrence River Valley	3
St. Lawrence River corridor	3
St. Lawrence River watershed	3
St. Lawrence River Basin	2
Fleuve Saint-Laurent	1
Saint Lawrence River (via Lake Saint-Louis)	1
Saint Lawrence River background	1
Saint Lawrence River drainage basin	1
Saint Lawrence River navigation system	1
Saint Lawrence River via Ottawa River	1
St. Lawrence River (U.S. portion)	1
St. Lawrence River (regionally nearby via St. Lawrence County)	1
St. Lawrence River (via Kingston area)	1
St. Lawrence River (via Lake Champlain and Richelieu River)	1
St. Lawrence River basin	1
St. Lawrence River drainage	1
St. Lawrence River drainage basin	1
St. Lawrence River section	1
St. Lawrence River system (for some vessels)	1

How this entity was disambiguated

This entity first appeared as the object of triple T128736 — 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: Saint Lawrence River
Context triple: [Montreal, hasRiver, Saint Lawrence River]

A. Humber River
The Humber River is a significant waterway in Toronto, Ontario, flowing through the city into Lake Ontario and serving as an important natural, recreational, and historical corridor.
B. Saint John
Saint John is a small, largely undeveloped Caribbean island known for its pristine beaches and extensive national parkland within the U.S. Virgin Islands.
C. Hudson River
The Hudson River is a major waterway in eastern New York State that flows south past cities like Albany and New York City before emptying into the Atlantic Ocean at New York Harbor.
D. 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.
E. Mohawk River
The Mohawk River is a major waterway in upstate New York that flows eastward through the Mohawk Valley and serves as a key route connecting the Great Lakes region to the Hudson River.
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: Saint Lawrence River
Target entity description: The Saint Lawrence River is a major North American waterway that connects the Great Lakes to the Atlantic Ocean and serves as a vital commercial and cultural corridor for Canada and the United States.

A. Humber River
The Humber River is a significant waterway in Toronto, Ontario, flowing through the city into Lake Ontario and serving as an important natural, recreational, and historical corridor.
B. Saint John
Saint John is a small, largely undeveloped Caribbean island known for its pristine beaches and extensive national parkland within the U.S. Virgin Islands.
C. Hudson River
The Hudson River is a major waterway in eastern New York State that flows south past cities like Albany and New York City before emptying into the Atlantic Ocean at New York Harbor.
D. 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.
E. Mohawk River
The Mohawk River is a major waterway in upstate New York that flows eastward through the Mohawk Valley and serves as a key route connecting the Great Lakes region to the Hudson River.
F. None of above. chosen

Statements (65)

Predicate	Object
instanceOf	international river ⓘ river ⓘ
climateInfluence	moderates climate of adjacent regions ⓘ
connects	Atlantic Ocean ⓘ Great Lakes ⓘ
continent	North America ⓘ
country	Canada ⓘ United States of America ⓘ surface form: United States
drainageBasinArea	approximately 1,344,200 square kilometers ⓘ
ecoregion	Gulf of St. Lawrence marine ecosystem ⓘ
emptiesInto	Gulf of St. Lawrence ⓘ surface form: Gulf of Saint Lawrence
EnglishName	Saint Lawrence River self-link ⓘ
exploredBy	Jacques Cartier ⓘ Samuel de Champlain ⓘ
flowsAlong	New York ⓘ surface form: New York State
flowsThrough	Ontario ⓘ Quebec, Canada ⓘ surface form: Quebec
formsBorderBetween	Canada ⓘ United States of America ⓘ surface form: United States
FrenchName	Saint Lawrence River self-linksurface differs ⓘ surface form: Fleuve Saint-Laurent
governedByTreaty	Boundary Waters Treaty of 1909 ⓘ
hasArchipelago	Thousand Islands National Park ⓘ surface form: Thousand Islands
hasBasinCountry	Canada ⓘ United States of America ⓘ surface form: United States
hasCanalSystem	Great Lakes–St. Lawrence system ⓘ surface form: Saint Lawrence Seaway
hasEstuary	Saint Lawrence Estuary ⓘ
hasFeature	Lachine ⓘ surface form: Lachine Rapids Lake Saint-Louis ⓘ Lake Saint-Pierre ⓘ
hasHydroelectricDam	Beauharnois generating station ⓘ Carillon generating station ⓘ Les Cèdres generating station ⓘ Moses–Saunders Power Dam ⓘ
hasIsland	Anticosti Island ⓘ Île d’Orléans ⓘ
hasMajorTributary	Chaudière River ⓘ Ottawa River ⓘ Richelieu River ⓘ Saguenay River ⓘ Saint-Maurice River ⓘ
hasPort	Port of Montreal ⓘ Port of Quebec ⓘ
historicalRole	major route for European exploration of North America ⓘ
importance	major cultural corridor for Canada and the United States ⓘ vital commercial corridor for Canada and the United States ⓘ
isNavigable	yes ⓘ
languageOfName	French ⓘ
length	approximately 1200 km ⓘ approximately 750 miles ⓘ
majorCityOnRiver	Cornwall, Ontario ⓘ Kingston, Ontario ⓘ Montreal ⓘ Quebec City ⓘ Trois-Rivières ⓘ
managedBy	International Joint Commission ⓘ
mouth	Gulf of St. Lawrence ⓘ surface form: Gulf of Saint Lawrence
namedAfter	Saint Lawrence of Rome ⓘ
oceanBasin	Atlantic Ocean ⓘ
partOf	Great Lakes–St. Lawrence system ⓘ surface form: Great Lakes–St. Lawrence River system
source	Lake Ontario ⓘ
supportsSpecies	beluga whale population in upper estuary ⓘ
usedFor	commercial shipping ⓘ fishing ⓘ hydroelectric power generation ⓘ recreation ⓘ

How these facts were elicited

Referenced by (339)

Full triples — surface form annotated when it differs from this entity's canonical label.

Montreal → hasRiver → Saint Lawrence River ⓘ

Appalachian Mountains → drainageBasin → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Durham boat → usedOn → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Ontario → containsRiver → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Saint Lawrence Seaway Development Corporation → serviceArea → Saint Lawrence River ⓘ

Great Lakes–St. Lawrence River Basin Water Resources Compact → appliesToWaterBody → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Quebec City → locatedOn → Saint Lawrence River ⓘ

Quebec City → primaryRiver → Saint Lawrence River ⓘ

Lake Ontario → outflow → Saint Lawrence River ⓘ

Lake Ontario → drainageBasin → Saint Lawrence River ⓘ

this entity surface form: Saint Lawrence River basin

Great Lakes–St. Lawrence system → includes → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Great Lakes–St. Lawrence system → primaryOutflow → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Great Lakes–St. Lawrence system → hasSubregion → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River corridor

Constitutional Act 1791 → regionAffected → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River valley

Habitat 67 → locatedOn → Saint Lawrence River ⓘ

Habitat 67 → hasView → Saint Lawrence River ⓘ

Americas → hasMajorRiver → Saint Lawrence River ⓘ

New York State Canal System → connectsTo → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River basin

Island of Montreal → locatedIn → Saint Lawrence River ⓘ

Island of Montreal → locatedAtConfluenceOf → Saint Lawrence River ⓘ

Island of Montreal → surroundedBy → Saint Lawrence River ⓘ

Rivière des Prairies → partOf → Saint Lawrence River ⓘ

Rivière des Prairies → mouthOf → Saint Lawrence River ⓘ

Kingston → locatedOn → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Port of Montreal → locatedOn → Saint Lawrence River ⓘ

Fort Henry → overlooks → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Eastern Ontario → traversedByRiver → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Thousand Islands National Park → locatedOn → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Canada–United States border region → hasPart → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River corridor

SLSDC → regionServed → Saint Lawrence River ⓘ

SLSDC → usesWaterway → Saint Lawrence River ⓘ

basilica of Sainte-Anne-de-Beaupré (Quebec, Canada) → overlooks → Saint Lawrence River ⓘ

subject surface form: Basilica of Sainte-Anne-de-Beaupré

Lake St. Clair → partOf → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River watershed

Saint Lawrence River → FrenchName → Saint Lawrence River self-linksurface differs ⓘ

this entity surface form: Fleuve Saint-Laurent

Saint Lawrence River → EnglishName → Saint Lawrence River self-link ⓘ

Stormont—Dundas—South Glengarry → borderedBy → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

containing Manitoulin Island, the world’s largest freshwater island → partOf → Saint Lawrence River ⓘ

subject surface form: Lake Huron

this entity surface form: Saint Lawrence River drainage basin

Rideau Canal → connectsWaterBody → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Adirondack Park → borderedBy → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River Valley

Kingston, Ontario → locatedOn → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Leeds—Grenville—Thousand Islands and Rideau Lakes → containsRiver → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Leeds—Grenville—Thousand Islands and Rideau Lakes → bordersAlong → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Leeds—Grenville—Thousand Islands and Rideau Lakes → hasCoastlineOn → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Great Lakes–St. Lawrence River Basin Sustainable Water Resources Agreement → appliesTo → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River Basin

Great Lakes–St. Lawrence River Basin Water Resources Council → significantEnvironmentalFeature → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Samuel de Champlain → explored → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Samuel de Champlain → mapped → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River valley

Mount Royal → offersViewOf → Saint Lawrence River ⓘ

this entity surface form: St. Lawrence River

Wolfe Island → locatedInWaterBody → Saint Lawrence River ⓘ

Wolfe Island → locatedAtMouthOf → Saint Lawrence River ⓘ

All labels observed (25)

How this entity was disambiguated Show

Statements (65)

How these facts were elicited Show

Referenced by (339)

How this entity was disambiguated

How these facts were elicited