Erie Canal
E2888
The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
All labels observed (19)
How this entity was disambiguated
This entity first appeared as the object of triple T3874 — 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: Erie Canal Context triple: [Hudson River, connectedTo, Erie Canal]
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A.
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.
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B.
East River
The East River is a tidal strait in New York City that separates Manhattan from Brooklyn and Queens and serves as a major waterway spanned by several iconic bridges.
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C.
Charles River
The Charles River is a prominent river in eastern Massachusetts that flows between Boston and Cambridge and is known for its scenic banks, recreational activities, and role in the region’s history and culture.
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D.
Harlem River
The Harlem River is a tidal strait in New York City that separates Manhattan from the Bronx and connects the Hudson River to the East River.
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E.
Hudson Valley
Hudson Valley is a scenic region in eastern New York State known for its historic riverfront towns, agriculture and wineries, and proximity to New York City.
- 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: Erie Canal Target entity description: The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
-
A.
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.
-
B.
East River
The East River is a tidal strait in New York City that separates Manhattan from Brooklyn and Queens and serves as a major waterway spanned by several iconic bridges.
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C.
Charles River
The Charles River is a prominent river in eastern Massachusetts that flows between Boston and Cambridge and is known for its scenic banks, recreational activities, and role in the region’s history and culture.
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D.
Harlem River
The Harlem River is a tidal strait in New York City that separates Manhattan from the Bronx and connects the Hudson River to the East River.
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E.
Hudson Valley
Hudson Valley is a scenic region in eastern New York State known for its historic riverfront towns, agriculture and wineries, and proximity to New York City.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
historic site ⓘ man-made waterway ⓘ |
| builtBy |
New York
ⓘ
surface form:
State of New York
|
| connects |
Atlantic Ocean
ⓘ
Great Lakes ⓘ Hudson River ⓘ Lake Erie ⓘ |
| constructionMethod | largely hand-dug ⓘ |
| constructionStartDate | 1817 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| elevationChange | over 500 feet between Hudson River and Lake Erie ⓘ |
| endPoint |
Buffalo
ⓘ
surface form:
Buffalo, New York
|
| governorDuringConstruction | DeWitt Clinton ⓘ |
| hasLockCount | 83 (original) ⓘ |
| heritageDesignation |
National Historic Landmark
ⓘ
surface form:
National Historic Landmark (segments and structures)
|
| historicalEra | Early 19th century United States ⓘ |
| influenced |
decline of overland wagon transport
ⓘ
growth of canal towns ⓘ settlement patterns in upstate New York ⓘ |
| length |
about 363 miles
ⓘ
about 584 kilometers ⓘ |
| locatedIn |
New York
ⓘ
surface form:
New York State
Northeastern United States ⓘ |
| modernSuccessor |
New York State Canal System
ⓘ
surface form:
New York State Barge Canal
New York State Canal System ⓘ |
| nickname | Clinton's Ditch ⓘ |
| notableFeature | series of locks to overcome elevation changes ⓘ |
| opened | 1825 ⓘ |
| originalDepth | about 4 feet ⓘ |
| originalWidth | about 40 feet ⓘ |
| owner |
New York
ⓘ
surface form:
State of New York
|
| passesThrough |
Lockport, New York
ⓘ
Rochester ⓘ
surface form:
Rochester, New York
Schenectady, New York ⓘ Syracuse ⓘ
surface form:
Syracuse, New York
Utica, New York ⓘ |
| primaryPurpose |
commercial transportation
ⓘ
facilitating trade ⓘ linking interior U.S. to seaports ⓘ |
| significance |
accelerated economic development of the Midwest
ⓘ
boosted New York City as a major port ⓘ influenced U.S. internal improvements policy ⓘ reduced transportation costs ⓘ stimulated westward expansion ⓘ |
| startPoint |
Albany
ⓘ
surface form:
Albany, New York
|
| status | still in use (modernized form) ⓘ |
| waterwayType | inland waterway ⓘ |
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: Erie Canal Description of subject: The Erie Canal is a historic man-made waterway in New York State that opened in 1825, linking the Great Lakes to the Atlantic Ocean and transforming U.S. commerce and westward expansion.
Referenced by (84)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Montgomery County, New York
subject surface form:
Fairport, New York
subject surface form:
Fairport, New York
subject surface form:
Montezuma, New York
this entity surface form:
Erie Canal (nearby terminus in Buffalo)