King's Sedgemoor Drain
E726620
King's Sedgemoor Drain is a major artificial drainage channel in Somerset, England, constructed to manage water levels and reduce flooding across the Somerset Levels.
All labels observed (3)
| Label | Occurrences |
|---|---|
| King's Sedgemoor Drain canonical | 3 |
| King’s Sedgemoor Drain vicinity | 1 |
| Somerset drainage system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8323267 — 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: King's Sedgemoor Drain Context triple: [Somerset Levels, drainedBy, King's Sedgemoor Drain]
-
A.
Keadby Canal
Keadby Canal is a navigable waterway in South Yorkshire, England, linking inland navigation routes to the River Trent near the village of Keadby.
-
B.
The Swale
The Swale is a tidal channel and estuary in Kent, England, that separates the Isle of Sheppey from the mainland and forms part of the Swale Site of Special Scientific Interest.
-
C.
Blair Waterway
Blair Waterway is a major industrial shipping channel and deep-water port facility in Tacoma, Washington, used primarily for maritime commerce and cargo operations.
-
D.
River Swale
The River Swale is a fast-flowing river in North Yorkshire, England, known for running through Swaledale in the Yorkshire Dales and for its scenic valleys and frequent flooding.
-
E.
Wendover Arm Canal
The Wendover Arm Canal is a restored branch of England’s Grand Union Canal, known for its rural scenery and ongoing conservation efforts near Wendover in Buckinghamshire.
- 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: King's Sedgemoor Drain Target entity description: King's Sedgemoor Drain is a major artificial drainage channel in Somerset, England, constructed to manage water levels and reduce flooding across the Somerset Levels.
-
A.
Keadby Canal
Keadby Canal is a navigable waterway in South Yorkshire, England, linking inland navigation routes to the River Trent near the village of Keadby.
-
B.
The Swale
The Swale is a tidal channel and estuary in Kent, England, that separates the Isle of Sheppey from the mainland and forms part of the Swale Site of Special Scientific Interest.
-
C.
Blair Waterway
Blair Waterway is a major industrial shipping channel and deep-water port facility in Tacoma, Washington, used primarily for maritime commerce and cargo operations.
-
D.
River Swale
The River Swale is a fast-flowing river in North Yorkshire, England, known for running through Swaledale in the Yorkshire Dales and for its scenic valleys and frequent flooding.
-
E.
Wendover Arm Canal
The Wendover Arm Canal is a restored branch of England’s Grand Union Canal, known for its rural scenery and ongoing conservation efforts near Wendover in Buckinghamshire.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
artificial waterway
ⓘ
drainage channel ⓘ |
| artificial | true ⓘ |
| associatedWith |
Somerset Levels and Moors Internal Drainage Board
ⓘ
linked to:
Somerset Levels
flood events on the Somerset Levels ⓘ |
| basinCountry | England ⓘ |
| country | England ⓘ |
| environment | low-lying wetland ⓘ |
| flowsThrough |
King's Sedgemoor
ⓘ
linked to:
Sedgemoor
Somerset Levels ⓘ |
| hasFunction | convey excess water to the River Parrett ⓘ |
| hasNameOrigin | named after King's Sedgemoor ⓘ |
| locatedIn |
Sedgemoor district
ⓘ
linked to:
Sedgemoor
Somerset ⓘ Somerset Levels ⓘ South West England ⓘ
linked to:
southwest England
|
| locatedNear | Bridgwater ⓘ |
| manages |
flood risk on the Somerset Levels
ⓘ
water levels on King's Sedgemoor ⓘ |
| mouth | River Parrett ⓘ |
| mouthLocatedIn | Somerset ⓘ |
| mouthLocation | near Dunball ⓘ |
| partOf | Somerset Levels drainage system ⓘ |
| purpose |
flood management
ⓘ
land drainage ⓘ water level control ⓘ |
| regionServed |
King's Sedgemoor
ⓘ
linked to:
Sedgemoor
Somerset Levels ⓘ |
| usedFor | agricultural land drainage ⓘ |
| watercourseType | drain ⓘ |
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: King's Sedgemoor Drain Description of subject: King's Sedgemoor Drain is a major artificial drainage channel in Somerset, England, constructed to manage water levels and reduce flooding across the Somerset Levels.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: King's Sedgemoor Drain
subject linked to:
River Huntspill (via artificial channel)
linked to: King's Sedgemoor Drain