Omkareshwar Dam
E55986
Omkareshwar Dam is a major hydroelectric and irrigation dam built on the Narmada River in the Indian state of Madhya Pradesh.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Omkareshwar Dam canonical | 6 |
| Omkareshwar Hydroelectric Power Station | 1 |
| Omkareshwar Reservoir | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T433128 — 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: Omkareshwar Dam Context triple: [Narmada, hasDam, Omkareshwar Dam]
-
A.
Indira Sagar Dam
Indira Sagar Dam is a large multipurpose concrete dam on the Narmada River in Madhya Pradesh, India, known for its significant hydroelectric power generation and irrigation capacity.
-
B.
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.
-
C.
Hathni Kund Barrage
Hathni Kund Barrage is a major diversion and flood-control structure on the Yamuna River in the Indian state of Haryana, crucial for regulating water supply to northern India.
-
D.
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.
-
E.
Okhla Barrage
Okhla Barrage is a major dam and bridge structure on the Yamuna River near Delhi, India, used for irrigation, flood control, and regulating water flow.
- 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: Omkareshwar Dam Target entity description: Omkareshwar Dam is a major hydroelectric and irrigation dam built on the Narmada River in the Indian state of Madhya Pradesh.
-
A.
Indira Sagar Dam
Indira Sagar Dam is a large multipurpose concrete dam on the Narmada River in Madhya Pradesh, India, known for its significant hydroelectric power generation and irrigation capacity.
-
B.
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.
-
C.
Hathni Kund Barrage
Hathni Kund Barrage is a major diversion and flood-control structure on the Yamuna River in the Indian state of Haryana, crucial for regulating water supply to northern India.
-
D.
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.
-
E.
Okhla Barrage
Okhla Barrage is a major dam and bridge structure on the Yamuna River near Delhi, India, used for irrigation, flood control, and regulating water flow.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
concrete dam
ⓘ
gravity dam ⓘ hydroelectric dam ⓘ |
| basinCountry | India ⓘ |
| category |
Dams in Madhya Pradesh
ⓘ
Hydroelectric power stations in Madhya Pradesh ⓘ Narmada River dams ⓘ |
| connectedTo |
Indira Sagar Dam
ⓘ
surface form:
Narmada Sagar complex
|
| constructionBegan | 2003 ⓘ |
| continent | Asia ⓘ |
| country | India ⓘ |
| downstreamFrom | Indira Sagar Dam ⓘ |
| energySource | hydropower ⓘ |
| environmentalImpact | submergence of upstream land ⓘ |
| fundingSource |
Government of Madhya Pradesh
ⓘ
National Hydroelectric Power resources ⓘ |
| hasPowerPlant |
Omkareshwar Dam
self-linksurface differs
ⓘ
surface form:
Omkareshwar Hydroelectric Power Station
|
| hasReservoir |
Omkareshwar Dam
self-linksurface differs
ⓘ
surface form:
Omkareshwar Reservoir
|
| hasSpillway | yes ⓘ |
| installedCapacity | 520 MW ⓘ |
| locatedIn | Madhya Pradesh ⓘ |
| locatedInDistrict | Khandwa district ⓘ |
| locatedInWaterRegion |
Narmada basin and Son–Ganga basin
ⓘ
surface form:
Narmada basin
|
| locatedNear |
Omkareshwar Ghat
ⓘ
surface form:
Omkareshwar
|
| locatedOnRiver |
Narmada
ⓘ
surface form:
Narmada River
|
| namedAfter |
Omkareshwar Ghat
ⓘ
surface form:
Omkareshwar Jyotirlinga
|
| nearbyCity |
Indore
ⓘ
Khandwa ⓘ |
| numberOfTurbines | 8 ⓘ |
| openingDate | 2007 ⓘ |
| operator |
NHDC Limited
ⓘ
Narmada Hydroelectric Development Corporation ⓘ |
| owner | Government of Madhya Pradesh ⓘ |
| partOf |
Narmada Dam project
ⓘ
surface form:
Narmada Valley Development Project
|
| powerGridConnection | regional grid of Madhya Pradesh ⓘ |
| projectType | multipurpose river project ⓘ |
| purpose |
hydroelectric power generation
ⓘ
irrigation ⓘ |
| region | Central India ⓘ |
| riverCrossed |
Narmada
ⓘ
surface form:
Narmada River
|
| socialImpact | displacement of local population ⓘ |
| state | Madhya Pradesh ⓘ |
| status | operational ⓘ |
| turbineType | Francis turbine ⓘ |
| upstreamFrom | Maheshwar Dam ⓘ |
| usedFor |
agricultural irrigation
ⓘ
drinking water supply ⓘ flood control ⓘ |
| waterway |
Narmada
ⓘ
surface form:
Narmada 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: Omkareshwar Dam Description of subject: Omkareshwar Dam is a major hydroelectric and irrigation dam built on the Narmada River in the Indian state of Madhya Pradesh.
Referenced by (8)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Omkareshwar Hydroelectric Power Station
this entity surface form:
Omkareshwar Reservoir
subject surface form:
Omkareshwar Island