Black River (St. Clair County, Michigan)
E435994
Black River (St. Clair County, Michigan) is a tributary of the St. Clair River that flows through the city of Port Huron and is a key waterway in Michigan’s Blue Water Area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Black River (St. Clair County, Michigan) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4397221 — 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: Black River (St. Clair County, Michigan) Context triple: [Blue Water Area, hasWaterway, Black River (St. Clair County, Michigan)]
-
A.
Black River (Macatawa River)
Black River, also known as the Macatawa River, is a waterway in western Michigan that flows through the Holland area before emptying into Lake Macatawa and ultimately Lake Michigan.
-
B.
White River (Michigan)
White River (Michigan) is a river in western Michigan that flows through forested and rural areas before emptying into Lake Michigan near the town of Whitehall.
-
C.
Huron River (Michigan)
The Huron River in Michigan is a scenic waterway in the Upper Peninsula known for its rugged, forested surroundings, waterfalls, and recreational opportunities like fishing and paddling.
-
D.
Grand River (Michigan)
Grand River (Michigan) is the longest river entirely within the U.S. state of Michigan, flowing westward across the Lower Peninsula before emptying into Lake Michigan at Grand Haven.
-
E.
Saginaw River
The Saginaw River is a major river in Michigan that drains a large portion of the state's Lower Peninsula and flows into Saginaw Bay on Lake Huron.
- 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: Black River (St. Clair County, Michigan) Target entity description: Black River (St. Clair County, Michigan) is a tributary of the St. Clair River that flows through the city of Port Huron and is a key waterway in Michigan’s Blue Water Area.
-
A.
Black River (Macatawa River)
Black River, also known as the Macatawa River, is a waterway in western Michigan that flows through the Holland area before emptying into Lake Macatawa and ultimately Lake Michigan.
-
B.
White River (Michigan)
White River (Michigan) is a river in western Michigan that flows through forested and rural areas before emptying into Lake Michigan near the town of Whitehall.
-
C.
Huron River (Michigan)
The Huron River in Michigan is a scenic waterway in the Upper Peninsula known for its rugged, forested surroundings, waterfalls, and recreational opportunities like fishing and paddling.
-
D.
Grand River (Michigan)
Grand River (Michigan) is the longest river entirely within the U.S. state of Michigan, flowing westward across the Lower Peninsula before emptying into Lake Michigan at Grand Haven.
-
E.
Saginaw River
The Saginaw River is a major river in Michigan that drains a large portion of the state's Lower Peninsula and flows into Saginaw Bay on Lake Huron.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
river
ⓘ
tributary ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| county | St. Clair County, Michigan NERFINISHED ⓘ |
| drainageBasin | St. Clair River basin NERFINISHED ⓘ |
| flowsInto | St. Clair River NERFINISHED ⓘ |
| flowsThrough | Port Huron, Michigan NERFINISHED ⓘ |
| hasName | Black River NERFINISHED ⓘ |
| isPartOfHydrologicalSystem | Great Lakes–St. Lawrence River system NERFINISHED ⓘ |
| locatedIn |
Michigan
NERFINISHED
ⓘ
Port Huron, Michigan NERFINISHED ⓘ St. Clair County, Michigan NERFINISHED ⓘ |
| locatedInTimeZone | Eastern Time Zone ⓘ |
| mouthLocation |
Port Huron, Michigan
NERFINISHED
ⓘ
St. Clair River NERFINISHED ⓘ |
| mouthOf | St. Clair River NERFINISHED ⓘ |
| partOf | Blue Water Area NERFINISHED ⓘ |
| region | Great Lakes region NERFINISHED ⓘ |
| state |
Michigan (most of state)
ⓘ
surface form:
Michigan
|
| usedFor |
boating
ⓘ
fishing ⓘ local navigation ⓘ recreation ⓘ |
| watercourseType | freshwater river ⓘ |
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: Black River (St. Clair County, Michigan) Description of subject: Black River (St. Clair County, Michigan) is a tributary of the St. Clair River that flows through the city of Port Huron and is a key waterway in Michigan’s Blue Water Area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.