Umiam Dam
E819004
Umiam Dam is a major hydroelectric and water storage dam in Meghalaya, India, that created the scenic Umiam Lake and supports regional power generation, irrigation, and tourism.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Umiam Dam canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T9748507 — 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: Umiam Dam Context triple: [Umiam Lake, formedBy, Umiam Dam]
-
A.
Manantali Dam
Manantali Dam is a large multi-purpose dam in Mali that plays a key role in hydroelectric power generation, irrigation, and flood control for the Senegal River basin.
-
B.
Bariri Dam
Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
-
C.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
D.
Itumbiara Dam
Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
-
E.
Đa Nhim Dam
Đa Nhim Dam is a major hydroelectric dam in Vietnam that harnesses the waters of the Đồng Nai River to generate power and support regional water management.
- 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: Umiam Dam Target entity description: Umiam Dam is a major hydroelectric and water storage dam in Meghalaya, India, that created the scenic Umiam Lake and supports regional power generation, irrigation, and tourism.
-
A.
Manantali Dam
Manantali Dam is a large multi-purpose dam in Mali that plays a key role in hydroelectric power generation, irrigation, and flood control for the Senegal River basin.
-
B.
Bariri Dam
Bariri Dam is a hydroelectric and river regulation structure located on Brazil’s Tietê River, contributing to regional power generation and water management.
-
C.
Itezhi-Tezhi Dam
Itezhi-Tezhi Dam is a major hydroelectric and water-regulation dam in Zambia that helps control flows and generate power along the Kafue River system, a key tributary of the Zambezi.
-
D.
Itumbiara Dam
Itumbiara Dam is a large hydroelectric dam in Brazil known for generating significant electricity and forming one of the country’s major artificial reservoirs.
-
E.
Đa Nhim Dam
Đa Nhim Dam is a major hydroelectric dam in Vietnam that harnesses the waters of the Đồng Nai River to generate power and support regional water management.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
dam
ⓘ
gravity dam ⓘ hydroelectric dam ⓘ |
| alsoKnownAs | Barapani Dam ⓘ |
| basinCountry | India ⓘ |
| category |
Dams in Meghalaya
ⓘ
Hydroelectric power stations in Meghalaya ⓘ Tourist attractions in Meghalaya ⓘ |
| constructionBegan | 1958 ⓘ |
| country | India ⓘ |
| creates | Umiam Lake ⓘ |
| crosses | Umiam River ⓘ |
| designedFor | multi-purpose water resource development ⓘ |
| distanceFromShillong | about 15 km ⓘ |
| feeds | downstream Umiam-Umtru power stations ⓘ |
| hasReservoir | Umiam Lake ⓘ |
| impact |
creation of Umiam Lake
ⓘ
promotion of tourism in Meghalaya ⓘ regional power supply ⓘ support for irrigation ⓘ |
| locatedIn | Meghalaya ⓘ |
| locatedInDistrict |
Ri-Bhoi district
ⓘ
linked to:
Ri Bhoi district
|
| locatedNear | Shillong ⓘ |
| locatedOnHighway | National Highway 6 ⓘ |
| namedAfter | Umiam River ⓘ |
| nearbyCity | Shillong ⓘ |
| openingYear | 1965 ⓘ |
| operator | Meghalaya Power Generation Corporation Limited ⓘ |
| owner | Government of Meghalaya ⓘ |
| partOf | Umiam-Umtru Hydroelectric Project ⓘ |
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation ⓘ tourism ⓘ water storage ⓘ |
| region | Northeast India ⓘ |
| reservoirName | Umiam Lake ⓘ |
| reservoirUse |
drinking water supply
ⓘ
fisheries ⓘ recreation ⓘ |
| state | Meghalaya ⓘ |
| supportsActivity |
boating
ⓘ
kayaking ⓘ water sports ⓘ |
| touristAttraction | Umiam Lake ⓘ |
| waterSourceFor | Shillong and surrounding areas ⓘ |
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: Umiam Dam Description of subject: Umiam Dam is a major hydroelectric and water storage dam in Meghalaya, India, that created the scenic Umiam Lake and supports regional power generation, irrigation, and tourism.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.