Bhakra Canal system
E468219
The Bhakra Canal system is an extensive irrigation and water distribution network in northern India that channels water from the Bhakra Dam to agricultural and other users across several states.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Bhakra canal system | 2 |
| Bhakra Canal | 1 |
| Bhakra Canal system canonical | 1 |
| Bhakra Left Bank Canal | 1 |
| Bhakra Right Bank Canal | 1 |
| Bhakra–Nangal Project | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4643971 — 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: Bhakra Canal system Context triple: [Bhakra Dam, managesWaterFor, Bhakra Canal system]
-
A.
Indira Gandhi Canal
The Indira Gandhi Canal is one of India’s longest irrigation canals, built to bring water from the Sutlej and Beas rivers to arid regions of Rajasthan, transforming parts of the Thar Desert into cultivable land.
-
B.
Upper Ganga Canal system
The Upper Ganga Canal system is a major irrigation and water management network in northern India that channels water from the Ganges River to support agriculture, drinking water supply, and power generation across several states.
-
C.
Western Yamuna Canal
The Western Yamuna Canal is a major irrigation and water-supply canal system in northern India that diverts water from the Yamuna River to agricultural and urban areas in Haryana and surrounding regions.
-
D.
Tungabhadra Left Bank Canal
Tungabhadra Left Bank Canal is a major irrigation canal in southern India that diverts water from the Tungabhadra River to supply agricultural fields and surrounding regions.
-
E.
Eastern Yamuna Canal
The Eastern Yamuna Canal is a major irrigation and water-supply canal in northern India that diverts water from the Yamuna River to support agriculture and nearby regions.
- 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: Bhakra Canal system Target entity description: The Bhakra Canal system is an extensive irrigation and water distribution network in northern India that channels water from the Bhakra Dam to agricultural and other users across several states.
-
A.
Indira Gandhi Canal
The Indira Gandhi Canal is one of India’s longest irrigation canals, built to bring water from the Sutlej and Beas rivers to arid regions of Rajasthan, transforming parts of the Thar Desert into cultivable land.
-
B.
Upper Ganga Canal system
The Upper Ganga Canal system is a major irrigation and water management network in northern India that channels water from the Ganges River to support agriculture, drinking water supply, and power generation across several states.
-
C.
Western Yamuna Canal
The Western Yamuna Canal is a major irrigation and water-supply canal system in northern India that diverts water from the Yamuna River to agricultural and urban areas in Haryana and surrounding regions.
-
D.
Tungabhadra Left Bank Canal
Tungabhadra Left Bank Canal is a major irrigation canal in southern India that diverts water from the Tungabhadra River to supply agricultural fields and surrounding regions.
-
E.
Eastern Yamuna Canal
The Eastern Yamuna Canal is a major irrigation and water-supply canal in northern India that diverts water from the Yamuna River to support agriculture and nearby regions.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
irrigation canal system
ⓘ
water distribution network ⓘ |
| alsoKnownAs | Bhakra Main Line Canal system NERFINISHED ⓘ |
| associatedWithProject | Bhakra Nangal Dam project NERFINISHED ⓘ |
| benefits |
crop diversification
ⓘ
food security in northern India ⓘ rural livelihoods ⓘ |
| contributesTo |
intensive rice cultivation
ⓘ
intensive wheat cultivation ⓘ |
| country | India ⓘ |
| designedFor | large-scale canal command area ⓘ |
| feedsFrom | Bhakra Dam NERFINISHED ⓘ |
| governedBy | inter-state water sharing agreements ⓘ |
| hasComponent |
branch canals
ⓘ
distributaries ⓘ headworks ⓘ main canal ⓘ minor canals ⓘ regulators ⓘ |
| importance |
major irrigation source for Haryana
ⓘ
major irrigation source for Punjab ⓘ supplemental irrigation source for Rajasthan ⓘ |
| infrastructureType | gravity flow canal system ⓘ |
| linkedTo | Bhakra Reservoir NERFINISHED ⓘ |
| locatedIn | northern India ⓘ |
| managedBy | Bhakra Beas Management Board NERFINISHED ⓘ |
| partOf | Bhakra Nangal Project NERFINISHED ⓘ |
| primaryPurpose | irrigation ⓘ |
| purpose |
drinking water supply
ⓘ
industrial water supply ⓘ |
| regionTypeServed |
intensively cultivated regions
ⓘ
semi-arid regions ⓘ |
| sector |
agricultural infrastructure
ⓘ
water resources ⓘ |
| servesRegion |
Chandigarh
NERFINISHED
ⓘ
Haryana NERFINISHED ⓘ Punjab NERFINISHED ⓘ Rajasthan NERFINISHED ⓘ |
| supportsActivity |
agriculture
ⓘ
green revolution agriculture ⓘ multi-crop farming ⓘ |
| usesWaterFrom | Sutlej River NERFINISHED ⓘ |
| waterSourceType | reservoir-fed ⓘ |
| waterUse |
canal irrigation
ⓘ
surface 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: Bhakra Canal system Description of subject: The Bhakra Canal system is an extensive irrigation and water distribution network in northern India that channels water from the Bhakra Dam to agricultural and other users across several states.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Bhakra–Nangal Project
this entity surface form:
Bhakra Right Bank Canal
this entity surface form:
Bhakra Left Bank Canal
this entity surface form:
Bhakra Canal
this entity surface form:
Bhakra canal system
this entity surface form:
Bhakra canal system