Surplus Canal
E486017
Surplus Canal is a man-made waterway in Utah designed to divert excess flow from the Jordan River for flood control and irrigation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Surplus Canal canonical | 1 |
| Weber-Provo Diversion Canal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5009248 — 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: Surplus Canal Context triple: [Jordan River (Utah), hasTributary, Surplus Canal]
-
A.
Feeder Canal
The Feeder Canal is an artificial waterway in Bristol, England, that connects the River Avon to Bristol Harbour and helps regulate water levels for the city’s docks.
-
B.
Barkley Canal
Barkley Canal is a man-made waterway in western Kentucky that links Kentucky Lake with Lake Barkley, enabling navigation between the two reservoirs.
-
C.
Murray Canal
The Murray Canal is a man-made waterway in Ontario, Canada, that provides a navigable shortcut between the Bay of Quinte and Lake Ontario as part of the Trent–Severn Waterway.
-
D.
Big Pine Canal
Big Pine Canal is an irrigation waterway near the town of Big Pine in California’s Owens Valley, historically used to divert Sierra Nevada snowmelt for local agriculture and water supply.
-
E.
Nira Left Bank Canal
Nira Left Bank Canal is a major irrigation canal in Maharashtra, India, that supplies water to agricultural areas including the Baramati region.
- 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: Surplus Canal Target entity description: Surplus Canal is a man-made waterway in Utah designed to divert excess flow from the Jordan River for flood control and irrigation.
-
A.
Feeder Canal
The Feeder Canal is an artificial waterway in Bristol, England, that connects the River Avon to Bristol Harbour and helps regulate water levels for the city’s docks.
-
B.
Barkley Canal
Barkley Canal is a man-made waterway in western Kentucky that links Kentucky Lake with Lake Barkley, enabling navigation between the two reservoirs.
-
C.
Murray Canal
The Murray Canal is a man-made waterway in Ontario, Canada, that provides a navigable shortcut between the Bay of Quinte and Lake Ontario as part of the Trent–Severn Waterway.
-
D.
Big Pine Canal
Big Pine Canal is an irrigation waterway near the town of Big Pine in California’s Owens Valley, historically used to divert Sierra Nevada snowmelt for local agriculture and water supply.
-
E.
Nira Left Bank Canal
Nira Left Bank Canal is a major irrigation canal in Maharashtra, India, that supplies water to agricultural areas including the Baramati region.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
man-made waterway ⓘ |
| connectsWith | Jordan River ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| designedTo | divert excess flow from the Jordan River ⓘ |
| flowsThrough | Salt Lake City metropolitan area ⓘ |
| hasFunction |
diversion channel
ⓘ
drainage channel ⓘ |
| hasHydrologicalRole | relief channel for high Jordan River flows ⓘ |
| hasInfrastructureType | water management infrastructure ⓘ |
| hasUse |
agricultural irrigation
ⓘ
urban flood mitigation ⓘ |
| isArtificial | true ⓘ |
| locatedIn |
Salt Lake County
ⓘ
Salt Lake Valley ⓘ Utah ⓘ Wasatch Front region ⓘ
linked to:
Wasatch Front
|
| manMade | true ⓘ |
| partOf |
Jordan River watershed
ⓘ
linked to:
Jordan River
|
| purpose |
flood control
ⓘ
irrigation ⓘ |
| regionServed | Salt Lake County irrigation systems ⓘ |
| usedFor |
conveyance of surplus water
ⓘ
reducing flood risk along the Jordan River ⓘ |
| watercourse | Jordan River ⓘ |
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: Surplus Canal Description of subject: Surplus Canal is a man-made waterway in Utah designed to divert excess flow from the Jordan River for flood control and irrigation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Jordan River
linked to: Surplus Canal