Main Basin
E216281
Main Basin is the central, deep-water portion of Puget Sound that forms the core of its marine ecosystem and shipping waters.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Main Basin canonical | 1 |
| Middle Waterway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1932904 — 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: Main Basin Context triple: [Puget Sound, hasPart, Main Basin]
-
A.
Long River
Long River is the English translation of the Chinese name for the Yangtze, Asia’s longest river and a major waterway in China.
-
B.
Green River
Green River is a river in western Washington State that flows through the Seattle metropolitan area and is a key tributary of the Duwamish River.
-
C.
Trinity River Basin
The Trinity River Basin is a major watershed in northwestern California that drains the Trinity River and its tributaries, supporting regional water supply, ecosystems, and recreation.
-
D.
East Basin
East Basin is the eastern section of Lake Burley Griffin in Canberra, known for its waterfront parks, walking paths, and views of key national institutions.
-
E.
Three Rivers
Three Rivers was an Amtrak long-distance passenger train that operated between New York City and Chicago via Pittsburgh.
- 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: Main Basin Target entity description: Main Basin is the central, deep-water portion of Puget Sound that forms the core of its marine ecosystem and shipping waters.
-
A.
Long River
Long River is the English translation of the Chinese name for the Yangtze, Asia’s longest river and a major waterway in China.
-
B.
Green River
Green River is a river in western Washington State that flows through the Seattle metropolitan area and is a key tributary of the Duwamish River.
-
C.
Trinity River Basin
The Trinity River Basin is a major watershed in northwestern California that drains the Trinity River and its tributaries, supporting regional water supply, ecosystems, and recreation.
-
D.
East Basin
East Basin is the eastern section of Lake Burley Griffin in Canberra, known for its waterfront parks, walking paths, and views of key national institutions.
-
E.
Three Rivers
Three Rivers was an Amtrak long-distance passenger train that operated between New York City and Chicago via Pittsburgh.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
marine basin
ⓘ
sub-basin of Puget Sound ⓘ |
| borderedBy |
Bainbridge Island
ⓘ
Kitsap Peninsula ⓘ Seattle metropolitan shoreline ⓘ Vashon Island ⓘ |
| connectedTo |
Admiralty Inlet
ⓘ
Hood Canal ⓘ South Sound ⓘ
linked to:
South Puget Sound
Whidbey Basin ⓘ
linked to:
Puget Sound
|
| hasCharacteristic |
central portion of Puget Sound
ⓘ
deep-water portion of Puget Sound ⓘ |
| hasEcosystemType | temperate marine ecosystem ⓘ |
| hasFeature |
complex tidal circulation patterns
ⓘ
deep central channel ⓘ steep submarine slopes ⓘ |
| hasRole |
core of Puget Sound marine ecosystem
ⓘ
primary shipping waters of Puget Sound ⓘ |
| hasUse |
commercial fishing
ⓘ
commercial shipping ⓘ ferry transportation ⓘ recreational boating ⓘ recreational fishing ⓘ |
| hasWaterType |
brackish
ⓘ
estuarine ⓘ |
| importantFor |
marine biodiversity of Puget Sound
ⓘ
navigation in Puget Sound ⓘ regional maritime commerce ⓘ |
| influencedBy |
Pacific Ocean tides
ⓘ
freshwater inflow from regional rivers ⓘ |
| locatedIn |
Pacific Northwest
ⓘ
Salish Sea ⓘ United States ⓘ
linked to:
United States of America
Washington State ⓘ
linked to:
Washington
eastern North Pacific Ocean ⓘ |
| partOf | Puget Sound ⓘ |
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: Main Basin Description of subject: Main Basin is the central, deep-water portion of Puget Sound that forms the core of its marine ecosystem and shipping waters.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Main Basin