South Manitou Island Lighthouse
E84045
South Manitou Island Lighthouse is a historic navigational beacon on South Manitou Island in Lake Michigan, known for guiding ships through the Manitou Passage and for its preserved 19th-century architecture.
All labels observed (1)
| Label | Occurrences |
|---|---|
| South Manitou Island Lighthouse canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T677787 — 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: South Manitou Island Lighthouse Context triple: [South Manitou Island, hasLighthouse, South Manitou Island Lighthouse]
-
A.
Marquette Harbor Lighthouse
Marquette Harbor Lighthouse is a historic red-brick navigational beacon on Lake Superior that has guided ships into Marquette, Michigan’s harbor since the 19th century.
-
B.
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.
-
C.
Boca Chita Lighthouse
Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
-
D.
Round Island Lighthouse
Round Island Lighthouse is a historic red-and-white beacon located on Round Island in Michigan, guiding ships through the Straits of Mackinac in the Great Lakes.
-
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: South Manitou Island Lighthouse Target entity description: South Manitou Island Lighthouse is a historic navigational beacon on South Manitou Island in Lake Michigan, known for guiding ships through the Manitou Passage and for its preserved 19th-century architecture.
-
A.
Marquette Harbor Lighthouse
Marquette Harbor Lighthouse is a historic red-brick navigational beacon on Lake Superior that has guided ships into Marquette, Michigan’s harbor since the 19th century.
-
B.
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.
-
C.
Boca Chita Lighthouse
Boca Chita Lighthouse is a small, historic ornamental lighthouse located on Boca Chita Key in Biscayne National Park, Florida, known as a picturesque landmark rather than an active navigational aid.
-
D.
Round Island Lighthouse
Round Island Lighthouse is a historic red-and-white beacon located on Round Island in Michigan, guiding ships through the Straits of Mackinac in the Great Lakes.
-
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 (49)
| Predicate | Object |
|---|---|
| instanceOf |
historic place
ⓘ
lighthouse ⓘ navigational aid ⓘ |
| access | reachable by boat or ferry to South Manitou Island ⓘ |
| architecturalStyle | 19th-century lighthouse architecture ⓘ |
| associatedWith |
Great Lakes maritime history
ⓘ
shipping on Lake Michigan ⓘ |
| bodyOfWater | Lake Michigan ⓘ |
| category |
Buildings and structures in Leelanau County, Michigan
ⓘ
Lighthouses in Michigan ⓘ Tourist attractions in Leelanau County, Michigan ⓘ |
| connectedBuilding |
fog signal building
ⓘ
keeper's dwelling ⓘ oil house ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| function |
guiding ships through Manitou Passage
ⓘ
warning of shoals and hazards in Lake Michigan ⓘ |
| hasConstructionType | masonry tower ⓘ |
| hasGallery | yes ⓘ |
| hasHistoricPeriod | 19th century ⓘ |
| hasLantern | yes ⓘ |
| hasTourActivity |
historical interpretation programs
ⓘ
lighthouse climbing tours ⓘ |
| hasView |
Lake Michigan
ⓘ
Manitou Passage ⓘ |
| heritageDesignation | National Register of Historic Places ⓘ |
| historicUse | aid to navigation for Great Lakes shipping ⓘ |
| lightCharacteristic | guiding light for commercial shipping ⓘ |
| locatedIn |
Lake Michigan
ⓘ
Leelanau County, Michigan ⓘ Michigan ⓘ South Manitou Island ⓘ United States of America ⓘ
surface form:
United States
|
| locatedInProtectedArea | Sleeping Bear Dunes National Lakeshore ⓘ |
| locatedOnIsland | South Manitou Island ⓘ |
| management |
National Park Service cultural resources information systems
ⓘ
surface form:
National Park Service cultural resources program
|
| materialUsed | brick ⓘ |
| notableFor |
preserved 19th-century architecture
ⓘ
role in navigation of Manitou Passage ⓘ |
| openToPublic | yes ⓘ |
| operator | National Park Service ⓘ |
| owner | National Park Service ⓘ |
| partOf |
Sleeping Bear Dunes National Lakeshore
ⓘ
surface form:
Sleeping Bear Dunes National Lakeshore historic resources
|
| preservationStatus | preserved historic structure ⓘ |
| region | Great Lakes ⓘ |
| servesWaterway | Manitou Passage ⓘ |
| tourism | offers guided tours seasonally ⓘ |
| towerShape | cylindrical ⓘ |
| usedFor | maritime 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: South Manitou Island Lighthouse Description of subject: South Manitou Island Lighthouse is a historic navigational beacon on South Manitou Island in Lake Michigan, known for guiding ships through the Manitou Passage and for its preserved 19th-century architecture.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.