Ohio River navigation system
E728539
The Ohio River navigation system is a network of locks, dams, and channels that enables commercial and recreational navigation along the Ohio River and its connected waterways.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ohio River navigation system canonical | 3 |
| Ohio River navigation channel | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8340553 — 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: Ohio River navigation system Context triple: [Belmont County, Ohio, isOnWaterway, Ohio River navigation system]
-
A.
Tennessee River navigation system
The Tennessee River navigation system is an integrated network of dams, locks, and reservoirs managed primarily by the Tennessee Valley Authority to enable commercial navigation, flood control, and hydroelectric power generation along the Tennessee River.
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B.
Illinois Waterway system
The Illinois Waterway system is a network of rivers, canals, and locks in Illinois that provides a vital navigable link between the Great Lakes and the Mississippi River.
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C.
Inland Waterway System of the United States
The Inland Waterway System of the United States is an extensive network of interconnected rivers, canals, and coastal routes that supports commercial shipping, recreation, and transportation across much of the country.
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D.
Indiana Central Canal
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
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E.
McClellan–Kerr Arkansas River Navigation System
The McClellan–Kerr Arkansas River Navigation System is a major inland waterway project that transforms the Arkansas River and connected channels into a navigable route for commercial shipping between the Midwest and the Gulf of Mexico.
- 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: Ohio River navigation system Target entity description: The Ohio River navigation system is a network of locks, dams, and channels that enables commercial and recreational navigation along the Ohio River and its connected waterways.
-
A.
Tennessee River navigation system
The Tennessee River navigation system is an integrated network of dams, locks, and reservoirs managed primarily by the Tennessee Valley Authority to enable commercial navigation, flood control, and hydroelectric power generation along the Tennessee River.
-
B.
Illinois Waterway system
The Illinois Waterway system is a network of rivers, canals, and locks in Illinois that provides a vital navigable link between the Great Lakes and the Mississippi River.
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C.
Inland Waterway System of the United States
The Inland Waterway System of the United States is an extensive network of interconnected rivers, canals, and coastal routes that supports commercial shipping, recreation, and transportation across much of the country.
-
D.
Indiana Central Canal
The Indiana Central Canal is a historic 19th-century waterway in Indiana, now largely preserved as an urban waterfront and recreational trail, especially through downtown Indianapolis.
-
E.
McClellan–Kerr Arkansas River Navigation System
The McClellan–Kerr Arkansas River Navigation System is a major inland waterway project that transforms the Arkansas River and connected channels into a navigable route for commercial shipping between the Midwest and the Gulf of Mexico.
- F. None of above. chosen
Statements (52)
| Predicate | Object |
|---|---|
| instanceOf |
inland waterway infrastructure
ⓘ
river navigation system ⓘ transportation system ⓘ |
| connectsWith |
Allegheny River
NERFINISHED
ⓘ
Big Sandy River NERFINISHED ⓘ Cumberland River NERFINISHED ⓘ Green River NERFINISHED ⓘ Kanawha River NERFINISHED ⓘ Kentucky River NERFINISHED ⓘ Licking River NERFINISHED ⓘ Mississippi River NERFINISHED ⓘ Monongahela River NERFINISHED ⓘ Muskingum River NERFINISHED ⓘ Scioto River NERFINISHED ⓘ Tennessee River NERFINISHED ⓘ Wabash River NERFINISHED ⓘ |
| controls | river water levels for navigation ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| enables |
deep-draft barge traffic
ⓘ
year-round navigation ⓘ |
| follows | Ohio River NERFINISHED ⓘ |
| followsWatercourse | Ohio River NERFINISHED ⓘ |
| hasPart |
approach channels
ⓘ
auxiliary locks ⓘ channel markers ⓘ dams ⓘ dikes ⓘ dredged channels ⓘ levees ⓘ lock chambers ⓘ locks ⓘ main lock chambers ⓘ navigation aids ⓘ navigation channels ⓘ navigation pools ⓘ revetments ⓘ river training structures ⓘ |
| locatedIn |
Ohio River basin
NERFINISHED
ⓘ
United States of America ⓘ
surface form:
United States
|
| maintainedBy | United States Army Corps of Engineers NERFINISHED ⓘ |
| operator | United States Army Corps of Engineers NERFINISHED ⓘ |
| partOf |
Mississippi River System
NERFINISHED
ⓘ
United States inland waterway system NERFINISHED ⓘ |
| purpose |
to facilitate interstate waterborne transportation
ⓘ
to provide a reliable navigation channel along the Ohio River ⓘ to support regional commerce and industry ⓘ |
| regulates | pool elevations along the Ohio River ⓘ |
| usedFor |
barge transportation
ⓘ
commercial navigation ⓘ freight transport ⓘ passenger vessel navigation ⓘ recreational navigation ⓘ |
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: Ohio River navigation system Description of subject: The Ohio River navigation system is a network of locks, dams, and channels that enables commercial and recreational navigation along the Ohio River and its connected waterways.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ohio River navigation channel