Bhavanisagar Dam
E336946
Bhavanisagar Dam is a major masonry dam in Tamil Nadu, India, known for irrigation, flood control, and hydroelectric power generation.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Bhavanisagar Dam canonical | 2 |
| Bhavanisagar Reservoir | 2 |
| Bhavani Sagar Dam | 1 |
| Bhavanisagar | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3182394 — 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: Bhavanisagar Dam Context triple: [Bhavani River, hasDam, Bhavanisagar Dam]
-
A.
Malaprabha Dam
Malaprabha Dam is a major irrigation and water-supply dam built across the Malaprabha River in Karnataka, India.
-
B.
Nizam Sagar Dam
Nizam Sagar Dam is a major irrigation and water-supply reservoir built across the Manjira River in the Indian state of Telangana.
-
C.
Hesaraghatta Dam
Hesaraghatta Dam is a man-made reservoir near Bengaluru in Karnataka, India, built to supply drinking water and support irrigation in the region.
-
D.
Ghataprabha Dam
Ghataprabha Dam is a major irrigation and hydroelectric dam in Karnataka, India, built across the Ghataprabha River to support agriculture and water supply in the region.
-
E.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
- 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: Bhavanisagar Dam Target entity description: Bhavanisagar Dam is a major masonry dam in Tamil Nadu, India, known for irrigation, flood control, and hydroelectric power generation.
-
A.
Malaprabha Dam
Malaprabha Dam is a major irrigation and water-supply dam built across the Malaprabha River in Karnataka, India.
-
B.
Nizam Sagar Dam
Nizam Sagar Dam is a major irrigation and water-supply reservoir built across the Manjira River in the Indian state of Telangana.
-
C.
Hesaraghatta Dam
Hesaraghatta Dam is a man-made reservoir near Bengaluru in Karnataka, India, built to supply drinking water and support irrigation in the region.
-
D.
Ghataprabha Dam
Ghataprabha Dam is a major irrigation and hydroelectric dam in Karnataka, India, built across the Ghataprabha River to support agriculture and water supply in the region.
-
E.
Kabini Dam
Kabini Dam is a major reservoir and irrigation dam built across the Kabini River in Karnataka, India, supporting water supply, agriculture, and regional wildlife habitats.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
masonry dam ⓘ reservoir ⓘ |
| basinCountry | India ⓘ |
| category |
Dams in Tamil Nadu
ⓘ
Hydroelectric power stations in Tamil Nadu ⓘ Irrigation in India ⓘ |
| constructionMaterial | masonry ⓘ |
| continent | Asia ⓘ |
| country | India ⓘ |
| countrySubdivision | state of Tamil Nadu ⓘ |
| function |
flood moderation
ⓘ
power generation ⓘ river regulation ⓘ water storage ⓘ |
| hasFeature |
canal headworks
ⓘ
hydropower station ⓘ spillway ⓘ |
| hasUse |
supporting agriculture in Erode district
ⓘ
supporting downstream irrigation networks ⓘ |
| isPartOf |
Indian hydropower infrastructure
ⓘ
Indian irrigation infrastructure ⓘ |
| locatedIn |
Bhavani basin
ⓘ
linked to:
Cauvery River basin
Erode district ⓘ South India ⓘ Tamil Nadu ⓘ |
| locatedNear |
Bhavanisagar
ⓘ
linked to:
Bhavanisagar Dam
|
| locatedOn | Bhavani River ⓘ |
| nearbyCity |
Erode
ⓘ
Sathyamangalam ⓘ |
| operator |
Government of Tamil Nadu
ⓘ
Water Resources Department, Tamil Nadu ⓘ
linked to:
Tamil Nadu Water Resources Department
|
| partOf | Bhavani River irrigation system ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ |
| region | Western Tamil Nadu ⓘ |
| river | Bhavani River ⓘ |
| usedFor |
agricultural water supply
ⓘ
canal irrigation ⓘ drinking water supply ⓘ groundwater recharge ⓘ |
| watercourse | Bhavani 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: Bhavanisagar Dam Description of subject: Bhavanisagar Dam is a major masonry dam in Tamil Nadu, India, known for irrigation, flood control, and hydroelectric power generation.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Bhavani
linked to: Bhavanisagar Dam
linked to: Bhavanisagar Dam
linked to: Bhavanisagar Dam
linked to: Bhavanisagar Dam