Severn River seawall
E803474
The Severn River seawall is a protective waterfront structure along the Severn River, likely serving as a barrier against erosion and tidal impacts while defining the edge of The Yard.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Severn River seawall canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9515636 — 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: Severn River seawall Context triple: [The Yard, contains, Severn River seawall]
-
A.
Edgewater Drive seawall
Edgewater Drive seawall is a coastal protective structure in the Houghs Neck neighborhood of Quincy, Massachusetts, built to shield the shoreline and adjacent properties from tidal and storm-driven erosion.
-
B.
Elizabeth River waterfront
The Elizabeth River waterfront is a scenic urban shoreline in Norfolk, Virginia, featuring marinas, parks, and entertainment areas along the tidal estuary that separates the city from Portsmouth.
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C.
Long Point Breakwater
Long Point Breakwater is a long stone jetty in Provincetown, Massachusetts, built to protect Provincetown Harbor and provide safe navigation near Long Point.
-
D.
Richmond Inner Harbor
Richmond Inner Harbor is a sheltered tidal inlet and industrial waterfront area in Richmond, California, forming part of the city’s larger harbor complex on San Francisco Bay.
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E.
Grand Sluice at Boston
The Grand Sluice at Boston is a historic water-control structure in Lincolnshire, England, built to regulate the River Witham’s flow and prevent flooding and silting near the town of Boston.
- 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: Severn River seawall Target entity description: The Severn River seawall is a protective waterfront structure along the Severn River, likely serving as a barrier against erosion and tidal impacts while defining the edge of The Yard.
-
A.
Edgewater Drive seawall
Edgewater Drive seawall is a coastal protective structure in the Houghs Neck neighborhood of Quincy, Massachusetts, built to shield the shoreline and adjacent properties from tidal and storm-driven erosion.
-
B.
Elizabeth River waterfront
The Elizabeth River waterfront is a scenic urban shoreline in Norfolk, Virginia, featuring marinas, parks, and entertainment areas along the tidal estuary that separates the city from Portsmouth.
-
C.
Long Point Breakwater
Long Point Breakwater is a long stone jetty in Provincetown, Massachusetts, built to protect Provincetown Harbor and provide safe navigation near Long Point.
-
D.
Richmond Inner Harbor
Richmond Inner Harbor is a sheltered tidal inlet and industrial waterfront area in Richmond, California, forming part of the city’s larger harbor complex on San Francisco Bay.
-
E.
Grand Sluice at Boston
The Grand Sluice at Boston is a historic water-control structure in Lincolnshire, England, built to regulate the River Witham’s flow and prevent flooding and silting near the town of Boston.
- F. None of above. chosen
Statements (13)
| Predicate | Object |
|---|---|
| instanceOf | seawall ⓘ |
| adjacentTo | The Yard ⓘ |
| definesBoundaryOf | The Yard waterfront edge ⓘ |
| function |
protect shoreline from erosion
ⓘ
protect shoreline from tidal impacts ⓘ |
| hasEnvironment | tidal river ⓘ |
| locatedIn |
Annapolis, Maryland
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedOn | Severn River ⓘ |
| material | stone or concrete (typical for seawalls) ⓘ |
| partOf | waterfront infrastructure on the Severn River ⓘ |
| usedFor |
flood and wave impact mitigation
ⓘ
shoreline stabilization ⓘ |
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: Severn River seawall Description of subject: The Severn River seawall is a protective waterfront structure along the Severn River, likely serving as a barrier against erosion and tidal impacts while defining the edge of The Yard.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.