Raccoon Strait
E463264
Raccoon Strait is a narrow waterway in the San Francisco Bay, separating the Tiburon Peninsula from Angel Island and known for its scenic views and strong tidal currents.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Raccoon Strait canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4641111 — 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: Raccoon Strait Context triple: [Belvedere, California, hasWaterfront, Raccoon Strait]
-
A.
McFarlane Strait
McFarlane Strait is a narrow marine passage in the South Shetland Islands of Antarctica, lying between Greenwich Island and neighboring islands and serving as part of an important local shipping and research route.
-
B.
Rae Strait
Rae Strait is a narrow Arctic waterway in Nunavut, Canada, forming part of the Northwest Passage between the mainland and King William Island.
-
C.
James Ross Strait
James Ross Strait is an Arctic waterway in the Canadian Northwest Passage, known for being part of the route successfully traversed by Roald Amundsen’s Gjøa expedition.
-
D.
Barrow Strait
Barrow Strait is a navigable Arctic waterway in the Canadian Arctic Archipelago that forms part of the Northwest Passage between major islands such as Devon and Cornwallis.
-
E.
Quark Strait
Quark Strait is a narrow waterway in the northern Baltic Sea that separates parts of Sweden and Finland and connects the Bothnian Sea with the Bothnian Bay.
- 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: Raccoon Strait Target entity description: Raccoon Strait is a narrow waterway in the San Francisco Bay, separating the Tiburon Peninsula from Angel Island and known for its scenic views and strong tidal currents.
-
A.
McFarlane Strait
McFarlane Strait is a narrow marine passage in the South Shetland Islands of Antarctica, lying between Greenwich Island and neighboring islands and serving as part of an important local shipping and research route.
-
B.
Rae Strait
Rae Strait is a narrow Arctic waterway in Nunavut, Canada, forming part of the Northwest Passage between the mainland and King William Island.
-
C.
James Ross Strait
James Ross Strait is an Arctic waterway in the Canadian Northwest Passage, known for being part of the route successfully traversed by Roald Amundsen’s Gjøa expedition.
-
D.
Barrow Strait
Barrow Strait is a navigable Arctic waterway in the Canadian Arctic Archipelago that forms part of the Northwest Passage between major islands such as Devon and Cornwallis.
-
E.
Quark Strait
Quark Strait is a narrow waterway in the northern Baltic Sea that separates parts of Sweden and Finland and connects the Bothnian Sea with the Bothnian Bay.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
strait
ⓘ
waterway ⓘ |
| adjacentTo |
Angel Island State Park
NERFINISHED
ⓘ
Town of Tiburon NERFINISHED ⓘ |
| connects |
central San Francisco Bay
ⓘ
northern portions of San Francisco Bay ⓘ |
| hasCharacteristic |
narrow
ⓘ
scenic views ⓘ strong tidal currents ⓘ |
| hasHistoricalUse | shipping route in San Francisco Bay ⓘ |
| hasNameOrigin | named after HMS Raccoon NERFINISHED ⓘ |
| hasNavigationCondition |
strong currents
ⓘ
variable tides ⓘ |
| hasViewOf |
Angel Island
NERFINISHED
ⓘ
Mount Tamalpais NERFINISHED ⓘ San Francisco skyline ⓘ Tiburon Peninsula NERFINISHED ⓘ |
| isPopularFor |
scenic boat tours
ⓘ
wildlife viewing ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Marin County, California NERFINISHED ⓘ San Francisco Bay NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| near |
Belvedere Island
NERFINISHED
ⓘ
Golden Gate NERFINISHED ⓘ Richardson Bay NERFINISHED ⓘ |
| partOf | San Francisco Bay Area ⓘ |
| separates |
Angel Island
NERFINISHED
ⓘ
Tiburon Peninsula NERFINISHED ⓘ |
| usedFor |
kayaking
ⓘ
recreational boating ⓘ sailing ⓘ |
| waterBodyType | tidal channel ⓘ |
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: Raccoon Strait Description of subject: Raccoon Strait is a narrow waterway in the San Francisco Bay, separating the Tiburon Peninsula from Angel Island and known for its scenic views and strong tidal currents.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Belvedere, California