Calumet-Sag Channel
E1230670
UNEXPLORED
The Calumet-Sag Channel is a man-made waterway in the Chicago metropolitan area that connects the Calumet River system to the Chicago Sanitary and Ship Canal, serving both navigation and flood-control purposes.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Calumet area drainage network | 1 |
| Calumet-Sag Channel canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T16727517 — 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-Sag Channel Context triple: [Chicago Area Waterway System, hasPart, Calumet-Sag Channel]
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A.
Cedar Point Channel
Cedar Point Channel is a waterway in northern Ohio that links Sandusky Bay to the waters surrounding the Cedar Point Peninsula near Lake Erie.
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B.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
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C.
Keweenaw Waterway
The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
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D.
Calumet River
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.
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E.
Maumee Bay
Maumee Bay is a shallow embayment of Lake Erie in northwest Ohio, known for its wetlands, wildlife habitat, and recreational areas near the city of Toledo.
- 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-Sag Channel Target entity description: The Calumet-Sag Channel is a man-made waterway in the Chicago metropolitan area that connects the Calumet River system to the Chicago Sanitary and Ship Canal, serving both navigation and flood-control purposes.
-
A.
Cedar Point Channel
Cedar Point Channel is a waterway in northern Ohio that links Sandusky Bay to the waters surrounding the Cedar Point Peninsula near Lake Erie.
-
B.
Buttermilk Channel
Buttermilk Channel is a tidal strait in New York City that separates Brooklyn from Governors Island and connects Upper New York Bay with the East River.
-
C.
Keweenaw Waterway
The Keweenaw Waterway is a navigable canal and natural waterway system in Michigan’s Upper Peninsula that cuts across the Keweenaw Peninsula, connecting Lake Superior’s north and south shores.
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D.
Calumet River
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.
-
E.
Maumee Bay
Maumee Bay is a shallow embayment of Lake Erie in northwest Ohio, known for its wetlands, wildlife habitat, and recreational areas near the city of Toledo.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Calumet-Sag Channel