Southernmost Point buoy
E37830
The Southernmost Point buoy is a brightly painted concrete landmark in Key West, Florida, marking one of the southernmost accessible points of the continental United States and a popular photo spot for tourists.
All labels observed (5)
How this entity was disambiguated
This entity first appeared as the object of triple T292988 — 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: Southernmost Point buoy Context triple: [Key West, Florida, hasAttraction, Southernmost Point buoy]
-
A.
Great Point Light
Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
-
B.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
-
C.
Point Sur Lighthouse
Point Sur Lighthouse is a historic 19th-century light station perched on a volcanic rock along California’s Big Sur coast, guiding ships along the rugged Pacific shoreline.
-
D.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
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E.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
- 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: Southernmost Point buoy Target entity description: The Southernmost Point buoy is a brightly painted concrete landmark in Key West, Florida, marking one of the southernmost accessible points of the continental United States and a popular photo spot for tourists.
-
A.
Great Point Light
Great Point Light is a historic lighthouse located at the northern tip of Nantucket Island, Massachusetts, guiding vessels through the surrounding coastal waters.
-
B.
Sankaty Head Light
Sankaty Head Light is a historic lighthouse on the eastern shore of Nantucket, Massachusetts, known for guiding ships along the treacherous waters off the island since the mid-19th century.
-
C.
Point Sur Lighthouse
Point Sur Lighthouse is a historic 19th-century light station perched on a volcanic rock along California’s Big Sur coast, guiding ships along the rugged Pacific shoreline.
-
D.
Ten Pound Island Light
Ten Pound Island Light is a historic lighthouse located on Ten Pound Island in Gloucester Harbor, Massachusetts, that once guided maritime traffic into the busy fishing port.
-
E.
Eastern Point Lighthouse
Eastern Point Lighthouse is a historic coastal beacon in Gloucester, Massachusetts, guiding ships at the entrance to Gloucester Harbor on the Atlantic Ocean.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
concrete buoy monument
ⓘ
landmark ⓘ tourist attraction ⓘ |
| access | publicly accessible at street level ⓘ |
| actuallyLocatedNear | one of the southernmost accessible points of the continental United States ⓘ |
| associatedWith |
Cuban–American relations symbolism
ⓘ
Key West tourism industry ⓘ |
| claimsToMark | southernmost point of the continental United States ⓘ |
| color |
black
ⓘ
red ⓘ white ⓘ yellow ⓘ |
| coordinates | approximately 24.546°N 81.797°W ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| damagedIn |
Hurricane Irma 2017
ⓘ
New Year’s Day 2021 fire incident ⓘ |
| facing | Atlantic Ocean ⓘ |
| hasFeature |
conical cylindrical form
ⓘ
painted stripes ⓘ text indicating distance to Cuba ⓘ |
| hasUse |
geographical marker
ⓘ
photo spot ⓘ |
| heritageDesignation | local landmark of Key West ⓘ |
| inception | 1983 ⓘ |
| inscription |
90 MILES TO CUBA
ⓘ
Key West, Florida ⓘ
surface form:
KEY WEST, FL
Southernmost Point buoy self-linksurface differs ⓘ
surface form:
SOUTHERNMOST POINT CONTINENTAL U.S.A.
|
| inscriptionLanguage | English ⓘ |
| locatedIn |
Monroe County, Florida
ⓘ
Key West Historic District ⓘ
surface form:
Old Town, Key West
|
| location | Key West, Florida ⓘ |
| maintainedBy |
Key West, Florida
ⓘ
surface form:
City of Key West
|
| materialUsed | concrete ⓘ |
| near |
Atlantic shoreline of Key West
ⓘ
Cuban-American heritage sites in Key West ⓘ South Street ⓘ U.S. Naval Air Station Key West property ⓘ Whitehead Street ⓘ private residential properties ⓘ |
| ownedBy |
Key West, Florida
ⓘ
surface form:
City of Key West
|
| restoredAfter |
2021 fire incident
ⓘ
Hurricane Irma 2017 ⓘ |
| shape | large concrete buoy ⓘ |
| subjectOf |
postcards
ⓘ
tourist photographs ⓘ travel guides ⓘ |
| touristPopularity | very high ⓘ |
| visitorExperience | often has long lines for photos ⓘ |
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: Southernmost Point buoy Description of subject: The Southernmost Point buoy is a brightly painted concrete landmark in Key West, Florida, marking one of the southernmost accessible points of the continental United States and a popular photo spot for tourists.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
SOUTHERNMOST POINT CONTINENTAL U.S.A.
this entity surface form:
Southernmost Point in the Continental United States
this entity surface form:
Southernmost Point of the Continental U.S.
this entity surface form:
Southernmost Point Buoy
subject surface form:
South Street (Key West)