Lachine Canal
E482285
The Lachine Canal is a historic industrial waterway in Montreal, Canada, that once bypassed the Lachine Rapids to facilitate shipping and now serves as a popular recreational corridor.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Lachine Canal canonical | 5 |
| Lachine Rapids | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4926845 — 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: Lachine Canal Context triple: [Lachine, knownFor, Lachine Canal]
-
A.
Champlain Canal
The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
-
B.
Rideau Canal
The Rideau Canal is a historic waterway in Ontario and Quebec, Canada, renowned as a UNESCO World Heritage Site and one of the oldest continuously operated canals in North America.
-
C.
Lachine
Lachine is a borough of Montreal, Quebec, known for its historic canal, waterfront, and role as an early fur trade and industrial hub.
-
D.
Sault Ste. Marie Canal
The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
-
E.
Welland Canal
The Welland Canal is a key Canadian shipping canal that allows vessels to bypass Niagara Falls by connecting Lake Erie with Lake Ontario as part of the St. Lawrence Seaway.
- 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: Lachine Canal Target entity description: The Lachine Canal is a historic industrial waterway in Montreal, Canada, that once bypassed the Lachine Rapids to facilitate shipping and now serves as a popular recreational corridor.
-
A.
Champlain Canal
The Champlain Canal is a historic waterway in New York State that links the Hudson River to Lake Champlain, forming part of the state's inland navigation system.
-
B.
Rideau Canal
The Rideau Canal is a historic waterway in Ontario and Quebec, Canada, renowned as a UNESCO World Heritage Site and one of the oldest continuously operated canals in North America.
-
C.
Lachine
Lachine is a borough of Montreal, Quebec, known for its historic canal, waterfront, and role as an early fur trade and industrial hub.
-
D.
Sault Ste. Marie Canal
The Sault Ste. Marie Canal is a historic Canadian lock and canal system in Sault Ste. Marie, Ontario, that once formed a key part of Great Lakes shipping and is now a National Historic Site.
-
E.
Welland Canal
The Welland Canal is a key Canadian shipping canal that allows vessels to bypass Niagara Falls by connecting Lake Erie with Lake Ontario as part of the St. Lawrence Seaway.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
historic site ⓘ industrial waterway ⓘ |
| closedToCommercialShipping | 1970 ⓘ |
| constructionStartDate | 1821 ⓘ |
| country | Canada ⓘ |
| currentUse |
cycling route
ⓘ
pedestrian path ⓘ recreational waterway ⓘ urban park corridor ⓘ |
| declineReason | opening of the St. Lawrence Seaway in 1959 ⓘ |
| endPoint | Lachine NERFINISHED ⓘ |
| followsWatercourse | Saint Lawrence River NERFINISHED ⓘ |
| hasAdjacentFeature |
Lachine Canal National Historic Site parklands
NERFINISHED
ⓘ
former factories and warehouses ⓘ residential loft conversions ⓘ |
| hasBikePath | Lachine Canal multipurpose path ⓘ |
| hasPart |
bridges
ⓘ
industrial buildings ⓘ locks ⓘ sluice gates ⓘ towpath ⓘ |
| heritageDesignation | National Historic Site of Canada ⓘ |
| heritageDesignationDate | 1929 ⓘ |
| historicalSignificance |
catalyst of Montreal industrialization
ⓘ
major 19th-century transportation corridor in Canada ⓘ |
| inception | 1825 ⓘ |
| industrialEra |
19th century
ⓘ
early 20th century ⓘ |
| length | approximately 14.5 kilometres ⓘ |
| locatedIn |
Island of Montreal
NERFINISHED
ⓘ
Montreal ⓘ Quebec NERFINISHED ⓘ Saint Lawrence River watershed NERFINISHED ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| navigableBy |
pleasure boats
ⓘ
small tour boats ⓘ |
| opened | 1825 ⓘ |
| operator | Parks Canada NERFINISHED ⓘ |
| originalPurpose |
to bypass the Lachine Rapids
ⓘ
to facilitate shipping between Montreal and the Great Lakes ⓘ |
| passesNear |
Griffintown neighbourhood
NERFINISHED
ⓘ
Pointe-Saint-Charles neighbourhood NERFINISHED ⓘ Saint-Henri neighbourhood NERFINISHED ⓘ |
| passesThrough |
Lachine borough
NERFINISHED
ⓘ
Le Sud-Ouest borough NERFINISHED ⓘ |
| reopenedToPleasureCraft | 2002 ⓘ |
| replacedBy | St. Lawrence Seaway NERFINISHED ⓘ |
| startPoint | Old Port of Montreal NERFINISHED ⓘ |
| waterwayType | lock-controlled canal ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Lachine Canal Description of subject: The Lachine Canal is a historic industrial waterway in Montreal, Canada, that once bypassed the Lachine Rapids to facilitate shipping and now serves as a popular recreational corridor.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Lachine Rapids
subject surface form:
Ville-Émard
this entity surface form:
Lachine Rapids
subject surface form:
Lachine
subject surface form:
Lachine
this entity surface form:
Lachine Rapids
subject surface form:
Lachine