Lock O-2
E457154
Lock O-2 is one of the navigation locks on New York State’s Oswego Canal, helping vessels transit between different water levels along the waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Lock O-2 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4587860 — 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: Lock O-2 Context triple: [Oswego Canal, hasLock, Lock O-2]
-
A.
Lock O-1
Lock O-1 is a navigation lock on New York State’s Oswego Canal that helps vessels transition between different water levels along the waterway.
-
B.
Wheeler Lock
Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
-
C.
Teston Lock
Teston Lock is a navigation lock on the River Medway in Kent, England, used to manage river levels and enable boat passage.
-
D.
Wanne-Eickel lock
Wanne-Eickel lock is a key navigation lock on Germany’s Rhine–Herne Canal that regulates water levels and enables the passage of ships between canal sections.
-
E.
Scharmer Ae lock
Scharmer Ae lock is a water control structure on the Eemskanaal in the Netherlands, used to regulate water levels and facilitate navigation.
- 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: Lock O-2 Target entity description: Lock O-2 is one of the navigation locks on New York State’s Oswego Canal, helping vessels transit between different water levels along the waterway.
-
A.
Lock O-1
Lock O-1 is a navigation lock on New York State’s Oswego Canal that helps vessels transition between different water levels along the waterway.
-
B.
Wheeler Lock
Wheeler Lock is a navigation lock on the Tennessee River in northern Alabama that helps vessels bypass Wheeler Dam as part of the Tennessee Valley Authority’s waterway system.
-
C.
Teston Lock
Teston Lock is a navigation lock on the River Medway in Kent, England, used to manage river levels and enable boat passage.
-
D.
Wanne-Eickel lock
Wanne-Eickel lock is a key navigation lock on Germany’s Rhine–Herne Canal that regulates water levels and enables the passage of ships between canal sections.
-
E.
Scharmer Ae lock
Scharmer Ae lock is a water control structure on the Eemskanaal in the Netherlands, used to regulate water levels and facilitate navigation.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
canal lock
ⓘ
navigation lock ⓘ |
| connectsWith |
downstream reach of Oswego Canal
ⓘ
upstream reach of Oswego Canal ⓘ |
| country | United States of America ⓘ |
| hasComponent |
control mechanisms
ⓘ
lock chamber ⓘ lock gates ⓘ |
| hasEngineeringStructureType | hydraulic engineering structure ⓘ |
| hasFunction |
navigation aid
ⓘ
water level control ⓘ |
| hasInfrastructureType | inland waterway infrastructure ⓘ |
| hasPurpose | to allow vessels to transit between different water levels ⓘ |
| hasRoleIn | maintaining navigable depth on Oswego Canal ⓘ |
| isPartOfRoute |
Oswego Canal navigation route
ⓘ
linked to:
Oswego Canal
|
| locatedInAdministrativeTerritory |
State of New York
ⓘ
linked to:
New York State
|
| locatedInHydrologicalSystem |
Oswego River–Erie Canal system
ⓘ
linked to:
Oswego Canal
|
| locatedOnWaterway | Oswego Canal ⓘ |
| operatedBy | New York State Canal Corporation ⓘ |
| ownedBy |
State of New York
ⓘ
linked to:
New York State
|
| partOf |
New York State Canal System
ⓘ
Oswego Canal lock system ⓘ |
| supportsTraffic |
commercial vessels
ⓘ
pleasure boats ⓘ small craft ⓘ |
| usedFor |
commercial navigation
ⓘ
recreational boating ⓘ vessel transit ⓘ |
| waterwayTypeServed | canal ⓘ |
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: Lock O-2 Description of subject: Lock O-2 is one of the navigation locks on New York State’s Oswego Canal, helping vessels transit between different water levels along the waterway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.