Middle Bay Lighthouse
E683528
Middle Bay Lighthouse is a historic, hexagonal, screw-pile lighthouse standing on pilings in the shallow waters of Alabama’s Mobile Bay.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Middle Bay Lighthouse canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7695353 — 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: Middle Bay Lighthouse Context triple: [Mobile Bay, hasLighthouse, Middle Bay Lighthouse]
-
A.
Jones Point Lighthouse
Jones Point Lighthouse is a historic 19th-century river lighthouse located on the Potomac River near Alexandria, Virginia, notable as one of the last remaining riverine lighthouses in the United States.
-
B.
Cape Schanck Lighthouse
Cape Schanck Lighthouse is a historic 19th-century coastal lighthouse on Victoria’s Mornington Peninsula, known for its dramatic cliff-top setting and maritime heritage.
-
C.
North Lighthouse
North Lighthouse is a historic lighthouse located on the island of Lundy off the coast of Devon, England, serving as a navigational aid in the Bristol Channel.
-
D.
Baron Bliss Lighthouse
Baron Bliss Lighthouse is a prominent coastal beacon and memorial in Belize, honoring the English benefactor Baron Bliss and serving as a notable historic symbol of Belize City.
-
E.
Mission Point Light
Mission Point Light is a historic lighthouse located at the tip of Old Mission Peninsula in Grand Traverse Bay, Michigan, known for its picturesque setting and 19th-century architecture.
- 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: Middle Bay Lighthouse Target entity description: Middle Bay Lighthouse is a historic, hexagonal, screw-pile lighthouse standing on pilings in the shallow waters of Alabama’s Mobile Bay.
-
A.
Jones Point Lighthouse
Jones Point Lighthouse is a historic 19th-century river lighthouse located on the Potomac River near Alexandria, Virginia, notable as one of the last remaining riverine lighthouses in the United States.
-
B.
Cape Schanck Lighthouse
Cape Schanck Lighthouse is a historic 19th-century coastal lighthouse on Victoria’s Mornington Peninsula, known for its dramatic cliff-top setting and maritime heritage.
-
C.
North Lighthouse
North Lighthouse is a historic lighthouse located on the island of Lundy off the coast of Devon, England, serving as a navigational aid in the Bristol Channel.
-
D.
Baron Bliss Lighthouse
Baron Bliss Lighthouse is a prominent coastal beacon and memorial in Belize, honoring the English benefactor Baron Bliss and serving as a notable historic symbol of Belize City.
-
E.
Mission Point Light
Mission Point Light is a historic lighthouse located at the tip of Old Mission Peninsula in Grand Traverse Bay, Michigan, known for its picturesque setting and 19th-century architecture.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
historic place
ⓘ
lighthouse ⓘ screw-pile lighthouse ⓘ |
| access | only by boat ⓘ |
| accessType | not open for casual walk-up access from land ⓘ |
| architecturalStyle | cottage-style screw-pile lighthouse ⓘ |
| bodyOfWater | Mobile Bay ⓘ |
| builtOn | pilings ⓘ |
| category |
Offshore lighthouse
ⓘ
Screw-pile lighthouse in the United States ⓘ |
| condition | preserved historic structure ⓘ |
| constructionMaterial |
iron
ⓘ
wood ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| environment | marine environment ⓘ |
| foundationType | screw-pile foundation ⓘ |
| function | guided vessels entering and leaving Mobile Bay ⓘ |
| heritageDesignation | listed on the National Register of Historic Places ⓘ |
| heritageStatus | historic lighthouse ⓘ |
| historicUse | navigational aid for Mobile Bay shipping ⓘ |
| lightCharacteristic | fixed white (historical) ⓘ |
| locatedIn |
Alabama
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedNear |
Mobile, Alabama
ⓘ
western shore of Mobile Bay ⓘ |
| location | Mobile Bay ⓘ |
| managedBy | Alabama Historical Commission ⓘ |
| marking | white structure (historical) ⓘ |
| navigationArea |
Gulf of Mexico approaches to Mobile Bay
ⓘ
linked to:
Mobile Bay estuary
|
| notableFeature |
hexagonal cottage-style house on screw-pile foundation
ⓘ
stands offshore rather than on land ⓘ |
| owner | Alabama Historical Commission ⓘ |
| preservationEffort | subject of restoration and stabilization projects ⓘ |
| purpose | aid to navigation ⓘ |
| region |
Gulf Coast
ⓘ
linked to:
Gulf Coast of the United States
|
| risk | exposed to storms and hurricanes ⓘ |
| shape | hexagonal ⓘ |
| significance |
one of the few remaining screw-pile lighthouses on the U.S. Gulf Coast
ⓘ
represents 19th-century screw-pile lighthouse engineering ⓘ |
| situatedIn | shallow waters of Mobile Bay ⓘ |
| state | Alabama ⓘ |
| structureType | hexagonal lighthouse ⓘ |
| tourism | local historic attraction ⓘ |
| useStatus | no longer primary aid to navigation ⓘ |
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: Middle Bay Lighthouse Description of subject: Middle Bay Lighthouse is a historic, hexagonal, screw-pile lighthouse standing on pilings in the shallow waters of Alabama’s Mobile Bay.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.