Round Island
E172679
Round Island is a small island best known for its historic Round Island Lighthouse, a notable maritime navigational landmark.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Round Island canonical | 2 |
| Round Island (historic barrier island) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1390185 — 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: Round Island Context triple: [Round Island Lighthouse, locatedIn, Round Island]
-
A.
Great Island
Great Island is a large, mostly undeveloped barrier peninsula and hiking area within the Cape Cod National Seashore in Wellfleet, Massachusetts, known for its beaches, salt marshes, and scenic trails.
-
B.
Cuttyhunk Island
Cuttyhunk Island is a small, remote island at the western end of the Elizabeth Islands in Massachusetts, known for its quiet beaches, fishing, and seasonal tourism.
-
C.
St. Peter’s Island
St. Peter’s Island is a small, historically significant island in western Switzerland known for its scenic vineyards, nature reserve, and association with philosopher Jean-Jacques Rousseau.
-
D.
Île Sainte-Marie
Île Sainte-Marie is a narrow tropical island off Madagascar’s east coast, historically known as a pirate haven and now a popular destination for its beaches, whale watching, and coral reefs.
-
E.
Coquette Island
Coquette Island, now known as Fannette Island, is the only island in California’s Lake Tahoe and is noted for its picturesque setting and historic stone teahouse ruins.
- 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: Round Island Target entity description: Round Island is a small island best known for its historic Round Island Lighthouse, a notable maritime navigational landmark.
-
A.
Great Island
Great Island is a large, mostly undeveloped barrier peninsula and hiking area within the Cape Cod National Seashore in Wellfleet, Massachusetts, known for its beaches, salt marshes, and scenic trails.
-
B.
Cuttyhunk Island
Cuttyhunk Island is a small, remote island at the western end of the Elizabeth Islands in Massachusetts, known for its quiet beaches, fishing, and seasonal tourism.
-
C.
St. Peter’s Island
St. Peter’s Island is a small, historically significant island in western Switzerland known for its scenic vineyards, nature reserve, and association with philosopher Jean-Jacques Rousseau.
-
D.
Île Sainte-Marie
Île Sainte-Marie is a narrow tropical island off Madagascar’s east coast, historically known as a pirate haven and now a popular destination for its beaches, whale watching, and coral reefs.
-
E.
Coquette Island
Coquette Island, now known as Fannette Island, is the only island in California’s Lake Tahoe and is noted for its picturesque setting and historic stone teahouse ruins.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
island
ⓘ
lighthouse ⓘ |
| architecturalStyle | Victorian-era lighthouse design ⓘ |
| automated | true ⓘ |
| constructionMaterial | brick ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
United States of America ⓘ
surface form:
United States
|
| function | maritime navigational aid ⓘ |
| hasLandmark | Round Island Lighthouse ⓘ |
| heritageStatus | listed on the National Register of Historic Places ⓘ |
| lightCharacteristic | flashing white light ⓘ |
| locatedIn | Mackinac County NERFINISHED ⓘ |
| locatedInBodyOfWater |
Straits of Mackinac
ⓘ
Straits of Mackinac ⓘ |
| locatedInState |
Michigan
ⓘ
Michigan ⓘ |
| locatedNear |
Mackinac Bridge
ⓘ
Mackinac Island ⓘ |
| locatedOn | Round Island self-linksurface differs ⓘ |
| managedBy |
U.S. Forest Service
ⓘ
surface form:
United States Forest Service
|
| navigationalRole | marks the channel through the Straits of Mackinac ⓘ |
| owner |
U.S. Forest Service
ⓘ
surface form:
United States Forest Service
|
| partOf | Hiawatha National Forest ⓘ |
| protectedArea | true ⓘ |
| towerShape | square tower ⓘ |
| uninhabited | true ⓘ |
| visibleFrom |
Mackinac Island
ⓘ
ferries between Mackinaw City and St. Ignace ⓘ |
| yearLit | 1895 ⓘ |
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: Round Island Description of subject: Round Island is a small island best known for its historic Round Island Lighthouse, a notable maritime navigational landmark.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Round Island Lighthouse
this entity surface form:
Round Island (historic barrier island)