Portland Basin
E176162
Portland Basin is a historic canal junction and museum site in Ashton-under-Lyne, Greater Manchester, where several major canals meet.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Portland Basin canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T1540507 — 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: Portland Basin Context triple: [Ashton-under-Lyne, hasCanalJunction, Portland Basin]
-
A.
Mill Basin
Mill Basin is a residential neighborhood and inlet area in southeastern Brooklyn, New York City, known for its waterfront homes along Jamaica Bay.
-
B.
Mono Basin
Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
-
C.
Tualatin Valley
Tualatin Valley is a fertile, suburban and agricultural region in northwestern Oregon, known for its growing communities, vineyards, and proximity to the Portland metropolitan area.
-
D.
Kelso
Kelso is a historic market town in the Scottish Borders, known for its picturesque setting at the confluence of the Rivers Tweed and Teviot and the ruins of Kelso Abbey.
-
E.
Miami Valley
The Miami Valley is a region in southwestern Ohio centered around the Great Miami River, encompassing cities such as Dayton and Springfield and known for its historical, industrial, and cultural significance.
- 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: Portland Basin Target entity description: Portland Basin is a historic canal junction and museum site in Ashton-under-Lyne, Greater Manchester, where several major canals meet.
-
A.
Mill Basin
Mill Basin is a residential neighborhood and inlet area in southeastern Brooklyn, New York City, known for its waterfront homes along Jamaica Bay.
-
B.
Mono Basin
Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
-
C.
Tualatin Valley
Tualatin Valley is a fertile, suburban and agricultural region in northwestern Oregon, known for its growing communities, vineyards, and proximity to the Portland metropolitan area.
-
D.
Kelso
Kelso is a historic market town in the Scottish Borders, known for its picturesque setting at the confluence of the Rivers Tweed and Teviot and the ruins of Kelso Abbey.
-
E.
Miami Valley
The Miami Valley is a region in southwestern Ohio centered around the Great Miami River, encompassing cities such as Dayton and Springfield and known for its historical, industrial, and cultural significance.
- F. None of above. chosen
Statements (36)
| Predicate | Object |
|---|---|
| instanceOf |
canal basin
ⓘ
canal junction ⓘ museum ⓘ museum site ⓘ |
| adjacentTo | River Tame ⓘ |
| category |
Canals in Greater Manchester
ⓘ
linked to:
Manchester canal network
Tourist attractions in Tameside ⓘ Transport infrastructure in Tameside ⓘ |
| connectsTo |
Huddersfield via Huddersfield Narrow Canal
ⓘ
Manchester city centre via Ashton Canal ⓘ Peak District via Peak Forest Canal ⓘ |
| country | United Kingdom ⓘ |
| era | Industrial Revolution ⓘ |
| hasFeature |
canal towpaths
ⓘ
historic canal infrastructure ⓘ mooring facilities ⓘ |
| hasPart | Portland Basin Museum ⓘ |
| hasView | River Tame ⓘ |
| heritage | industrial heritage site ⓘ |
| historicalUse | freight transport on canals ⓘ |
| junctionOf |
Ashton Canal
ⓘ
Huddersfield Narrow Canal ⓘ Peak Forest Canal ⓘ |
| locatedIn |
Ashton-under-Lyne
ⓘ
Greater Manchester ⓘ North West England ⓘ Portland Basin ⓘ Tameside ⓘ |
| locatedOnWaterway |
Ashton Canal
ⓘ
Huddersfield Narrow Canal ⓘ Peak Forest Canal ⓘ |
| near |
Ashton-under-Lyne town centre
ⓘ
linked to:
Ashton-under-Lyne
|
| operatedBy |
Tameside Metropolitan Borough Council
ⓘ
linked to:
Tameside
|
| usedFor |
angling
ⓘ
heritage tourism ⓘ recreational boating ⓘ |
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: Portland Basin Description of subject: Portland Basin is a historic canal junction and museum site in Ashton-under-Lyne, Greater Manchester, where several major canals meet.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.