Prakasam Barrage
E34019
Prakasam Barrage is a major masonry dam and road bridge in Vijayawada, Andhra Pradesh, that regulates the Krishna River and supports irrigation and water supply for the surrounding region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Prakasam Barrage canonical | 6 |
How this entity was disambiguated
This entity first appeared as the object of triple T247335 — 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: Prakasam Barrage Context triple: [Krishna River, hasDam, Prakasam Barrage]
-
A.
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.
-
B.
Srisailam Dam
Srisailam Dam is a major hydroelectric and irrigation dam in Andhra Pradesh, India, built across the Krishna River and known for its large reservoir and role in regional water management.
-
C.
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.
-
D.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
-
E.
Kisan Ghat
Kisan Ghat is a memorial in Delhi dedicated to Indian farmers, located near the Raj Ghat complex.
- 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: Prakasam Barrage Target entity description: Prakasam Barrage is a major masonry dam and road bridge in Vijayawada, Andhra Pradesh, that regulates the Krishna River and supports irrigation and water supply for the surrounding region.
-
A.
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.
-
B.
Srisailam Dam
Srisailam Dam is a major hydroelectric and irrigation dam in Andhra Pradesh, India, built across the Krishna River and known for its large reservoir and role in regional water management.
-
C.
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.
-
D.
Almatti Dam
Almatti Dam is a major hydroelectric and irrigation dam in Karnataka, India, built across the Krishna River as part of the Upper Krishna Project.
-
E.
Kisan Ghat
Kisan Ghat is a memorial in Delhi dedicated to Indian farmers, located near the Raj Ghat complex.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
barrage
ⓘ
masonry dam ⓘ road bridge ⓘ |
| category |
Bridges in Andhra Pradesh
ⓘ
Crossings of the Krishna River ⓘ Dams in Andhra Pradesh ⓘ Irrigation infrastructure in India ⓘ |
| cityServed | Vijayawada ⓘ |
| connects |
Guntur district
ⓘ
linked to:
Guntur
Krishna district ⓘ |
| country | India ⓘ |
| crosses | Krishna River ⓘ |
| hasFunction |
divert river water into canals
ⓘ
maintain upstream water level ⓘ support roadway ⓘ |
| isMajorInfrastructureIn | Andhra Pradesh ⓘ |
| locatedIn |
Andhra Pradesh
ⓘ
India ⓘ Vijayawada ⓘ |
| material | masonry ⓘ |
| namedAfter |
Tanguturi Prakasam
ⓘ
linked to:
T. Prakasam
|
| partOf |
Krishna River irrigation system
ⓘ
linked to:
Upper Krishna Project
|
| regionServed | Krishna delta ⓘ |
| regulates | Krishna River ⓘ |
| river | Krishna River ⓘ |
| stateServed | Andhra Pradesh ⓘ |
| supports |
irrigation
ⓘ
water supply ⓘ |
| usedBy |
pedestrians
ⓘ
vehicular traffic ⓘ |
| usedFor |
flood control
ⓘ
irrigation water diversion ⓘ road transport ⓘ water regulation ⓘ |
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: Prakasam Barrage Description of subject: Prakasam Barrage is a major masonry dam and road bridge in Vijayawada, Andhra Pradesh, that regulates the Krishna River and supports irrigation and water supply for the surrounding region.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.