Key Bridge (Potomac River)
E1411997
UNEXPLORED
Key Bridge (Potomac River) is a historic arched bridge in Washington, D.C., carrying U.S. Route 29 across the Potomac River between Georgetown and Arlington.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Key Bridge (Potomac River) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T20095756 — 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: Key Bridge (Potomac River) Context triple: [Chain Bridge (Potomac River), situatedUpstreamOf, Key Bridge (Potomac River)]
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A.
Chain Bridge (Potomac River)
Chain Bridge is a historic vehicular and pedestrian bridge spanning the Potomac River between Washington, D.C., and Virginia, known for its strategic location and multiple reconstructions since the early 19th century.
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B.
Severn River Bridge
The Severn River Bridge is a major roadway bridge in Maryland that carries U.S. Route 50/301 across the Severn River near Annapolis, serving as a key transportation link between the Baltimore–Washington area and Maryland’s Eastern Shore.
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C.
Union Bridge, Maryland
Union Bridge, Maryland is a small historic town in Carroll County known for its railroad heritage and rural community character.
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D.
Cabin John Bridge
Cabin John Bridge is a historic stone arch bridge in Maryland that carries traffic across Cabin John Creek near the Potomac River just outside Washington, D.C.
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E.
Powhite Parkway Bridge
The Powhite Parkway Bridge is a major toll bridge in Richmond, Virginia, carrying the Powhite Parkway across the James River as part of a key commuter route into the city.
- 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: Key Bridge (Potomac River) Target entity description: Key Bridge (Potomac River) is a historic arched bridge in Washington, D.C., carrying U.S. Route 29 across the Potomac River between Georgetown and Arlington.
-
A.
Chain Bridge (Potomac River)
Chain Bridge is a historic vehicular and pedestrian bridge spanning the Potomac River between Washington, D.C., and Virginia, known for its strategic location and multiple reconstructions since the early 19th century.
-
B.
Severn River Bridge
The Severn River Bridge is a major roadway bridge in Maryland that carries U.S. Route 50/301 across the Severn River near Annapolis, serving as a key transportation link between the Baltimore–Washington area and Maryland’s Eastern Shore.
-
C.
Union Bridge, Maryland
Union Bridge, Maryland is a small historic town in Carroll County known for its railroad heritage and rural community character.
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D.
Cabin John Bridge
Cabin John Bridge is a historic stone arch bridge in Maryland that carries traffic across Cabin John Creek near the Potomac River just outside Washington, D.C.
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E.
Powhite Parkway Bridge
The Powhite Parkway Bridge is a major toll bridge in Richmond, Virginia, carrying the Powhite Parkway across the James River as part of a key commuter route into the city.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.