North Canal
E602423
North Canal is an irrigation waterway that forms part of the U.S. Bureau of Reclamation’s Klamath Project, delivering diverted water to agricultural lands in the Klamath Basin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| North Canal canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6506258 — 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: North Canal Context triple: [Klamath Project, hasComponent, North Canal]
-
A.
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.
-
B.
Burlington Canal
The Burlington Canal is a navigational waterway in Ontario, Canada, that provides ship access between Lake Ontario and Hamilton Harbour.
-
C.
Blackstone Canal
The Blackstone Canal is a historic 19th-century waterway in the northeastern United States that played a key role in early industrial transportation and the development of mill towns in the Blackstone Valley.
-
D.
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.
-
E.
Gage Canal
Gage Canal is a historic irrigation canal in Riverside, California, that played a crucial role in developing the region’s citrus industry and agricultural growth.
- 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: North Canal Target entity description: North Canal is an irrigation waterway that forms part of the U.S. Bureau of Reclamation’s Klamath Project, delivering diverted water to agricultural lands in the Klamath Basin.
-
A.
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.
-
B.
Burlington Canal
The Burlington Canal is a navigational waterway in Ontario, Canada, that provides ship access between Lake Ontario and Hamilton Harbour.
-
C.
Blackstone Canal
The Blackstone Canal is a historic 19th-century waterway in the northeastern United States that played a key role in early industrial transportation and the development of mill towns in the Blackstone Valley.
-
D.
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.
-
E.
Gage Canal
Gage Canal is a historic irrigation canal in Riverside, California, that played a crucial role in developing the region’s citrus industry and agricultural growth.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
irrigation canal
ⓘ
waterway ⓘ |
| basinCountry |
United States of America
ⓘ
surface form:
United States
|
| country |
United States of America
ⓘ
surface form:
United States
|
| hasConnectionWith | other Klamath Project canals ⓘ |
| hasFunction | conveyance of surface water for irrigation ⓘ |
| hasLegalFramework | Reclamation Act of 1902 NERFINISHED ⓘ |
| hasWaterSource | Klamath Project diversion works ⓘ |
| inception | early 20th century ⓘ |
| isArtificial | true ⓘ |
| isPartOfInfrastructureType | federal reclamation project infrastructure ⓘ |
| locatedIn |
California, United States
ⓘ
surface form:
California
Klamath Basin NERFINISHED ⓘ Oregon ⓘ Pacific Northwest ⓘ |
| locatedInHydrologicalSystem | Klamath River Basin NERFINISHED ⓘ |
| locatedOnContinent | North America ⓘ |
| managingAgency | U.S. Bureau of Reclamation NERFINISHED ⓘ |
| operator | U.S. Bureau of Reclamation NERFINISHED ⓘ |
| ownedBy |
United States government
ⓘ
surface form:
United States federal government
|
| partOf |
Klamath Project
NERFINISHED
ⓘ
Klamath Project distribution system NERFINISHED ⓘ Klamath Reclamation Project NERFINISHED ⓘ |
| purpose | delivery of diverted water to agricultural lands ⓘ |
| regionServed | Klamath Basin agricultural lands ⓘ |
| serves | irrigated agriculture in the Klamath Basin ⓘ |
| use | irrigation ⓘ |
| watercourseRole | distributes Klamath Project water to farms ⓘ |
| waterUseType | agricultural irrigation ⓘ |
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: North Canal Description of subject: North Canal is an irrigation waterway that forms part of the U.S. Bureau of Reclamation’s Klamath Project, delivering diverted water to agricultural lands in the Klamath Basin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.