Nagarjuna Sagar right canal
E723572
Nagarjuna Sagar right canal is a major irrigation canal in Andhra Pradesh that distributes water from the Nagarjuna Sagar Dam to agricultural areas, including parts of Guntur district.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nagarjuna Sagar right canal canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8294517 — 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: Nagarjuna Sagar right canal Context triple: [Guntur district, locatedOnRiver, Nagarjuna Sagar right canal]
-
A.
Bhakra Canal system
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.
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B.
Tungabhadra Right Bank Canal
Tungabhadra Right Bank Canal is a major irrigation and water-supply canal system in southern India that distributes water from the Tungabhadra River to agricultural and surrounding regions.
-
C.
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.
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D.
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.
-
E.
Nagarjuna Sagar Dam
Nagarjuna Sagar Dam is a major masonry dam in southern India, renowned as one of the world’s largest man-made lakes and a key source of irrigation and hydroelectric power for the 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: Nagarjuna Sagar right canal Target entity description: Nagarjuna Sagar right canal is a major irrigation canal in Andhra Pradesh that distributes water from the Nagarjuna Sagar Dam to agricultural areas, including parts of Guntur district.
-
A.
Bhakra Canal system
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.
-
B.
Tungabhadra Right Bank Canal
Tungabhadra Right Bank Canal is a major irrigation and water-supply canal system in southern India that distributes water from the Tungabhadra River to agricultural and surrounding regions.
-
C.
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.
-
D.
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.
-
E.
Nagarjuna Sagar Dam
Nagarjuna Sagar Dam is a major masonry dam in southern India, renowned as one of the world’s largest man-made lakes and a key source of irrigation and hydroelectric power for the region.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
irrigation canal
ⓘ
water distribution infrastructure ⓘ |
| basin | Krishna River basin NERFINISHED ⓘ |
| benefits | farmers in Guntur district ⓘ |
| country | India ⓘ |
| distributesWaterTo |
agricultural areas in Andhra Pradesh
ⓘ
parts of Guntur district ⓘ |
| feedsFrom | Nagarjuna Sagar Dam NERFINISHED ⓘ |
| function | distribution of irrigation water ⓘ |
| infrastructureType | major canal ⓘ |
| locatedIn |
Andhra Pradesh
ⓘ
Guntur district NERFINISHED ⓘ coastal Andhra region NERFINISHED ⓘ |
| partOf |
Nagarjuna Sagar irrigation project
NERFINISHED
ⓘ
right bank canal system of Nagarjuna Sagar Dam ⓘ |
| purpose | irrigation ⓘ |
| regionServed | Guntur district NERFINISHED ⓘ |
| sector | irrigation and water resources ⓘ |
| sourceStructure | Nagarjuna Sagar Dam NERFINISHED ⓘ |
| stateServed | Andhra Pradesh NERFINISHED ⓘ |
| supportsActivity | agriculture ⓘ |
| supportsCropProduction |
other irrigated crops
ⓘ
paddy ⓘ |
| usesWaterFrom | Krishna River NERFINISHED ⓘ |
| waterSource | Nagarjuna Sagar reservoir NERFINISHED ⓘ |
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: Nagarjuna Sagar right canal Description of subject: Nagarjuna Sagar right canal is a major irrigation canal in Andhra Pradesh that distributes water from the Nagarjuna Sagar Dam to agricultural areas, including parts of Guntur district.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.