Calumet River
E13724
The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Calumet River canonical | 33 |
| Little Calumet River | 11 |
| Calumet River system | 8 |
| Grand Calumet River | 4 |
| Calumet River watershed | 2 |
| Calumet-Sag Channel | 2 |
| Little Calumet River (in some segments regarded as continuation) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5512 — 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: Calumet River Context triple: [Chicago, Illinois, United States, majorRiver, Calumet River]
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A.
Chicago River
The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
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B.
Walkill River
The Walkill River is a north-flowing river in New Jersey and New York that drains part of the Appalachian Valley before joining the Hudson River.
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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.
Esopus Creek
Esopus Creek is a scenic stream in New York’s Catskill Mountains known for trout fishing, recreation, and its role in the New York City water supply system.
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E.
Methil
Methil is a coastal town in eastern Scotland that forms part of the Levenmouth area on the Firth of Forth.
- 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: Calumet River Target entity description: The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
-
A.
Chicago River
The Chicago River is a historically significant waterway in Chicago known for its engineered reversal of flow, its role in the city’s development, and its iconic green dyeing on St. Patrick’s Day.
-
B.
Walkill River
The Walkill River is a north-flowing river in New Jersey and New York that drains part of the Appalachian Valley before joining the Hudson River.
-
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.
-
D.
Esopus Creek
Esopus Creek is a scenic stream in New York’s Catskill Mountains known for trout fishing, recreation, and its role in the New York City water supply system.
-
E.
Methil
Methil is a coastal town in eastern Scotland that forms part of the Levenmouth area on the Firth of Forth.
- F. None of above. chosen
Statements (47)
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: Calumet River Description of subject: The Calumet River is an industrially significant waterway in the Chicago metropolitan area that connects Lake Michigan to a network of canals and rivers in Illinois and Indiana.
Referenced by (61)
Full triples — surface form annotated when it differs from this entity's canonical label.
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subject linked to:
Calumet-Sag Channel (via Illinois Waterway system)
subject linked to:
Calumet-Sag Channel (via Illinois Waterway system)
linked to: Calumet River
linked to: Calumet River
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linked to: Calumet River
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linked to: Calumet River
linked to: Calumet River
linked to: Calumet River