River Tamar estuary
E574806
The River Tamar estuary is a tidal waterway in southwest England that forms part of the natural boundary between Devon and Cornwall and supports major naval and commercial activities.
All labels observed (1)
| Label | Occurrences |
|---|---|
| River Tamar estuary canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T6214754 — 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: River Tamar estuary Context triple: [Hamoaze, hasNameOrigin, River Tamar estuary]
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A.
Hunter estuary
The Hunter estuary is a large coastal estuarine system in New South Wales, Australia, where the Hunter River meets the Tasman Sea, supporting significant port, industrial, and wetland environments.
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B.
Leven Estuary
Leven Estuary is a coastal inlet in Cumbria, England, where the River Leven meets the northeastern end of Morecambe Bay, forming important tidal habitats for wildlife.
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C.
Peel-Harvey Estuary
Peel-Harvey Estuary is a large, shallow estuarine system in Western Australia known for its ecological significance, recreational fishing, and proximity to the city of Mandurah.
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D.
Fitzroy River estuary
The Fitzroy River estuary is a coastal river mouth system in central Queensland, Australia, where the Fitzroy River meets the sea, forming an important ecological and hydrological zone.
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E.
Dee Estuary
The Dee Estuary is a large tidal estuary on the border of northwest England and northeast Wales, known for its extensive mudflats, saltmarshes, and internationally important bird habitats.
- 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: River Tamar estuary Target entity description: The River Tamar estuary is a tidal waterway in southwest England that forms part of the natural boundary between Devon and Cornwall and supports major naval and commercial activities.
-
A.
Hunter estuary
The Hunter estuary is a large coastal estuarine system in New South Wales, Australia, where the Hunter River meets the Tasman Sea, supporting significant port, industrial, and wetland environments.
-
B.
Leven Estuary
Leven Estuary is a coastal inlet in Cumbria, England, where the River Leven meets the northeastern end of Morecambe Bay, forming important tidal habitats for wildlife.
-
C.
Peel-Harvey Estuary
Peel-Harvey Estuary is a large, shallow estuarine system in Western Australia known for its ecological significance, recreational fishing, and proximity to the city of Mandurah.
-
D.
Fitzroy River estuary
The Fitzroy River estuary is a coastal river mouth system in central Queensland, Australia, where the Fitzroy River meets the sea, forming an important ecological and hydrological zone.
-
E.
Dee Estuary
The Dee Estuary is a large tidal estuary on the border of northwest England and northeast Wales, known for its extensive mudflats, saltmarshes, and internationally important bird habitats.
- F. None of above. chosen
Statements (41)
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: River Tamar estuary Description of subject: The River Tamar estuary is a tidal waterway in southwest England that forms part of the natural boundary between Devon and Cornwall and supports major naval and commercial activities.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.