Chesapeake Bay Bridge
E152421
The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T732762 — 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: Chesapeake Bay Bridge Context triple: [Chesapeake Bay, crossedBy, Chesapeake Bay Bridge]
-
A.
Memorial Bridge
Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
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B.
Hampton Roads Bridge–Tunnel
The Hampton Roads Bridge–Tunnel is a major vehicular crossing in southeastern Virginia that combines bridges and tunnels to carry Interstate 64 beneath the Hampton Roads harbor between the Virginia Peninsula and the city of Norfolk.
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C.
Key Bridge
Key Bridge is a historic steel-arch bridge spanning the Potomac River, connecting Washington, D.C. to Arlington, Virginia.
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D.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
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E.
Woodrow Wilson Bridge
The Woodrow Wilson Bridge is a major bascule highway bridge carrying the Capital Beltway (I-95/I-495) between Virginia and Maryland just south of Washington, D.C.
- 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: Chesapeake Bay Bridge Target entity description: The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
-
A.
Memorial Bridge
Memorial Bridge is a prominent ceremonial bridge spanning the Potomac River, symbolically linking Arlington National Cemetery with the Lincoln Memorial in Washington, D.C.
-
B.
Hampton Roads Bridge–Tunnel
The Hampton Roads Bridge–Tunnel is a major vehicular crossing in southeastern Virginia that combines bridges and tunnels to carry Interstate 64 beneath the Hampton Roads harbor between the Virginia Peninsula and the city of Norfolk.
-
C.
Key Bridge
Key Bridge is a historic steel-arch bridge spanning the Potomac River, connecting Washington, D.C. to Arlington, Virginia.
-
D.
St. Johns Bridge
St. Johns Bridge is a historic steel suspension bridge in Portland, Oregon, noted for its striking Gothic-style towers and scenic span over the Willamette River.
-
E.
Woodrow Wilson Bridge
The Woodrow Wilson Bridge is a major bascule highway bridge carrying the Capital Beltway (I-95/I-495) between Virginia and Maryland just south of Washington, D.C.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
bridge
ⓘ
suspension bridge ⓘ toll bridge ⓘ |
| alsoKnownAs | Bay Bridge ⓘ |
| carries |
U.S. Route 301
ⓘ
U.S. Route 50 ⓘ |
| connects |
Maryland Eastern Shore
ⓘ
linked to:
Eastern Shore of Maryland
Maryland Western Shore ⓘ
linked to:
Western Shore of Maryland
|
| connectsCity |
Annapolis, Maryland
ⓘ
linked to:
Annapolis
|
| connectsTown | Stevensville, Maryland ⓘ |
| constructionCompleted |
1952 (original span)
ⓘ
1973 (second span) ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| crosses | Chesapeake Bay ⓘ |
| design | suspension ⓘ |
| function | vehicular traffic ⓘ |
| hasToll | yes ⓘ |
| laneConfiguration |
one-way lanes on companion span
ⓘ
two-way reversible lanes on one span ⓘ |
| locale | near Annapolis, Maryland ⓘ |
| location |
Anne Arundel County, Maryland
ⓘ
linked to:
Anne Arundel County
Queen Anne's County, Maryland ⓘ |
| maintainedBy | Maryland Transportation Authority ⓘ |
| namedAfter | William Preston Lane Jr. ⓘ |
| notableFor |
key transportation link between Maryland’s shores
ⓘ
length over open water ⓘ |
| numberOfSpans | 2 ⓘ |
| officialName | William Preston Lane Jr. Memorial Bridge ⓘ |
| opened | 1952 ⓘ |
| openedToTraffic | July 30, 1952 ⓘ |
| owner |
State of Maryland
ⓘ
linked to:
Maryland
|
| partOf |
U.S. Highway System
ⓘ
linked to:
United States Numbered Highway System
|
| partOfCorridor | primary route between Baltimore–Washington area and Maryland beaches ⓘ |
| region | Chesapeake Bay ⓘ |
| regionServed |
Mid-Atlantic United States
ⓘ
linked to:
Mid-Atlantic states
|
| restrictedUse |
no bicycles
ⓘ
no pedestrians ⓘ |
| safetyFeature |
escort service for nervous drivers
ⓘ
wind restrictions during high winds ⓘ |
| secondSpanOpened | 1973 ⓘ |
| secondSpanOpenedToTraffic | June 28, 1973 ⓘ |
| spanType | dual-span ⓘ |
| state | Maryland ⓘ |
| tollDirection | eastbound ⓘ |
| totalLength |
approximately 4.3 miles
ⓘ
approximately 6.9 kilometers ⓘ |
| trafficType | motor vehicles ⓘ |
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: Chesapeake Bay Bridge Description of subject: The Chesapeake Bay Bridge is a major dual-span suspension bridge in Maryland that carries U.S. Route 50/301 across the Chesapeake Bay, linking Maryland’s eastern and western shores.
Referenced by (23)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Chesapeake Bay Bridge
William Preston Lane Jr.
→
hasHonor
→
Chesapeake Bay Bridge officially named William Preston Lane Jr. Memorial Bridge
ⓘ
linked to: Chesapeake Bay Bridge
Maryland transportation infrastructure
→
includesTollFacility
→
Chesapeake Bay Bridge toll facility
ⓘ
linked to: Chesapeake Bay Bridge
subject linked to:
Eastern Shore of Maryland and Western Shore of Maryland
linked to: Chesapeake Bay Bridge
subject linked to:
Chesapeake Bay waterfront
linked to: Chesapeake Bay Bridge
linked to: Chesapeake Bay Bridge