Treasure Island Marina
E915186
Treasure Island Marina is a waterfront harbor facility on San Francisco’s Treasure Island that provides docking and services for recreational and visiting boats.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Treasure Island Marina canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11270497 — 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: Treasure Island Marina Context triple: [Treasure Island, San Francisco, California, United States, hasFacility, Treasure Island Marina]
-
A.
The Wharf Marina
The Wharf Marina is a waterfront marina complex in Orange Beach, Alabama, offering boat slips, marine services, and access to nearby entertainment and dining at The Wharf.
-
B.
Westhaven Marina
Westhaven Marina is one of the largest marinas in the Southern Hemisphere, located on Auckland’s Waitematā Harbour and serving as a major hub for recreational boating and yachting.
-
C.
Port de Plaisance Marina
Port de Plaisance Marina is a yacht and leisure marina complex in Sint Maarten offering berthing, resort amenities, and access to the sheltered waters of Simpson Bay Lagoon.
-
D.
Rainbow Harbor Marina
Rainbow Harbor Marina is a popular waterfront marina in Long Beach, California, known for its scenic harbor views, recreational boating, and proximity to shops, restaurants, and attractions.
-
E.
The Marina
The Marina is a lively waterfront area along Chicago’s Riverwalk known for its restaurants, bars, and scenic views of the Chicago River.
- 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: Treasure Island Marina Target entity description: Treasure Island Marina is a waterfront harbor facility on San Francisco’s Treasure Island that provides docking and services for recreational and visiting boats.
-
A.
The Wharf Marina
The Wharf Marina is a waterfront marina complex in Orange Beach, Alabama, offering boat slips, marine services, and access to nearby entertainment and dining at The Wharf.
-
B.
Westhaven Marina
Westhaven Marina is one of the largest marinas in the Southern Hemisphere, located on Auckland’s Waitematā Harbour and serving as a major hub for recreational boating and yachting.
-
C.
Port de Plaisance Marina
Port de Plaisance Marina is a yacht and leisure marina complex in Sint Maarten offering berthing, resort amenities, and access to the sheltered waters of Simpson Bay Lagoon.
-
D.
Rainbow Harbor Marina
Rainbow Harbor Marina is a popular waterfront marina in Long Beach, California, known for its scenic harbor views, recreational boating, and proximity to shops, restaurants, and attractions.
-
E.
The Marina
The Marina is a lively waterfront area along Chicago’s Riverwalk known for its restaurants, bars, and scenic views of the Chicago River.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
harbor
ⓘ
marina ⓘ waterfront facility ⓘ |
| city | San Francisco ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| environment | coastal ⓘ |
| hasAccess | San Francisco Bay waters ⓘ |
| hasFunction |
provides docking for recreational boats
ⓘ
provides docking for visiting boats ⓘ |
| hasService |
boat moorage
ⓘ
recreational boating support ⓘ visitor berthing ⓘ |
| isWaterfront | true ⓘ |
| locatedIn |
California
ⓘ
linked to:
California, United States
San Francisco ⓘ Treasure Island ⓘ United States ⓘ
linked to:
United States of America
|
| locatedOn | San Francisco Bay ⓘ |
| near | Bay Bridge ⓘ |
| partOf | Treasure Island waterfront ⓘ |
| region | San Francisco Bay Area ⓘ |
| state |
California
ⓘ
linked to:
California, United States
|
| usedFor |
recreational boating
ⓘ
visiting yacht accommodation ⓘ |
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: Treasure Island Marina Description of subject: Treasure Island Marina is a waterfront harbor facility on San Francisco’s Treasure Island that provides docking and services for recreational and visiting boats.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.