Portland Breakwater Fort
E1488116
UNEXPLORED
Portland Breakwater Fort is a 19th-century coastal artillery fort in Dorset, England, built on the breakwater of Portland Harbour to protect the naval anchorage.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Portland Breakwater Fort canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T21487392 — 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: Portland Breakwater Fort Context triple: [Portland Harbour defences, hasPart, Portland Breakwater Fort]
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A.
Harbor Defenses of the Columbia
Harbor Defenses of the Columbia was a U.S. Army coastal defense command responsible for protecting the mouth of the Columbia River and nearby coastal areas through a network of forts and artillery installations.
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B.
Rockland Breakwater
Rockland Breakwater is a historic granite breakwater and popular coastal attraction in Rockland Harbor, Maine, known for its nearly mile-long walk out to a lighthouse.
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C.
Portland Bill lighthouse
Portland Bill Lighthouse is a prominent coastal beacon on the Isle of Portland in Dorset, England, renowned for guiding ships through the hazardous waters of the English Channel.
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D.
Point Fermin Lighthouse
Point Fermin Lighthouse is a historic Victorian-era lighthouse and coastal landmark overlooking the Pacific Ocean in the San Pedro neighborhood of Los Angeles, California.
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E.
Pigeon Point
Pigeon Point is a famous scenic beach and nature reserve in Tobago known for its white sand, turquoise waters, and iconic thatched jetty.
- 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: Portland Breakwater Fort Target entity description: Portland Breakwater Fort is a 19th-century coastal artillery fort in Dorset, England, built on the breakwater of Portland Harbour to protect the naval anchorage.
-
A.
Harbor Defenses of the Columbia
Harbor Defenses of the Columbia was a U.S. Army coastal defense command responsible for protecting the mouth of the Columbia River and nearby coastal areas through a network of forts and artillery installations.
-
B.
Rockland Breakwater
Rockland Breakwater is a historic granite breakwater and popular coastal attraction in Rockland Harbor, Maine, known for its nearly mile-long walk out to a lighthouse.
-
C.
Portland Bill lighthouse
Portland Bill Lighthouse is a prominent coastal beacon on the Isle of Portland in Dorset, England, renowned for guiding ships through the hazardous waters of the English Channel.
-
D.
Point Fermin Lighthouse
Point Fermin Lighthouse is a historic Victorian-era lighthouse and coastal landmark overlooking the Pacific Ocean in the San Pedro neighborhood of Los Angeles, California.
-
E.
Pigeon Point
Pigeon Point is a famous scenic beach and nature reserve in Tobago known for its white sand, turquoise waters, and iconic thatched jetty.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.