Kelani Ganga
E540509
Kelani Ganga is a major river in Sri Lanka that flows from the central highlands to the western coast, playing a key role in hydropower generation, water supply, and transport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kelani Ganga canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4820235 — 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: Kelani Ganga Context triple: [Sabaragamuwa Province, hasRiver, Kelani Ganga]
-
A.
Dakshin Ganga
Dakshin Ganga is an honorific name for the Godavari River, revered as a sacred and major waterway of southern and central India akin to the Ganges in the north.
-
B.
Kalu Ganga
Kalu Ganga is a major river in southwestern Sri Lanka known for flowing through the Sabaragamuwa region before reaching the Indian Ocean near Kalutara.
-
C.
Banganga River
The Banganga River is a smaller river in northern India that flows through the Himalayan foothills and joins the Beas River as one of its tributaries.
-
D.
Brahmani River
The Brahmani River is a major river in eastern India that flows through the state of Odisha, supporting regional agriculture, industry, and ecosystems before emptying into the Bay of Bengal.
-
E.
Padma River
The Padma River is a major distributary of the Ganges in Bangladesh, known for its vast width, powerful currents, and crucial role in the country’s agriculture, fisheries, and transportation.
- 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: Kelani Ganga Target entity description: Kelani Ganga is a major river in Sri Lanka that flows from the central highlands to the western coast, playing a key role in hydropower generation, water supply, and transport.
-
A.
Dakshin Ganga
Dakshin Ganga is an honorific name for the Godavari River, revered as a sacred and major waterway of southern and central India akin to the Ganges in the north.
-
B.
Kalu Ganga
Kalu Ganga is a major river in southwestern Sri Lanka known for flowing through the Sabaragamuwa region before reaching the Indian Ocean near Kalutara.
-
C.
Banganga River
The Banganga River is a smaller river in northern India that flows through the Himalayan foothills and joins the Beas River as one of its tributaries.
-
D.
Brahmani River
The Brahmani River is a major river in eastern India that flows through the state of Odisha, supporting regional agriculture, industry, and ecosystems before emptying into the Bay of Bengal.
-
E.
Padma River
The Padma River is a major distributary of the Ganges in Bangladesh, known for its vast width, powerful currents, and crucial role in the country’s agriculture, fisheries, and transportation.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| continent | Asia ⓘ |
| country | Sri Lanka ⓘ |
| emptiesInto |
Indian Ocean
NERFINISHED
ⓘ
sea off Colombo ⓘ |
| environmentalIssue |
flooding risk in lower basin
ⓘ
riverbank erosion ⓘ water pollution ⓘ |
| flowsThrough |
Colombo District
NERFINISHED
ⓘ
Kegalle District NERFINISHED ⓘ Nuwara Eliya District NERFINISHED ⓘ Sabaragamuwa Province NERFINISHED ⓘ Western Province NERFINISHED ⓘ |
| hasHydropowerPlant |
Canyon Power Station
NERFINISHED
ⓘ
Laxapana Hydropower Complex NERFINISHED ⓘ New Laxapana Power Station NERFINISHED ⓘ Norton Bridge Power Station NERFINISHED ⓘ Old Laxapana Power Station NERFINISHED ⓘ Polpitiya Power Station NERFINISHED ⓘ |
| hasTributary |
Gurugoda Oya
NERFINISHED
ⓘ
Kehelgamu Oya NERFINISHED ⓘ Maskeli Oya NERFINISHED ⓘ Seethawaka Ganga NERFINISHED ⓘ We Oya NERFINISHED ⓘ |
| importance |
important for hydropower generation in Sri Lanka
ⓘ
important for inland transport ⓘ key source of drinking water for Colombo ⓘ |
| isMajorRiverOf | Sri Lanka NERFINISHED ⓘ |
| languageOfName | Sinhala NERFINISHED ⓘ |
| locatedIn |
South Asia
ⓘ
Sri Lanka NERFINISHED ⓘ |
| majorCityOnRiver |
Avissawella
NERFINISHED
ⓘ
Colombo NERFINISHED ⓘ Kithulgala NERFINISHED ⓘ |
| mouthLocation |
Colombo
NERFINISHED
ⓘ
Indian Ocean NERFINISHED ⓘ western coast of Sri Lanka ⓘ |
| nameMeaning | Kelani River NERFINISHED ⓘ |
| passesNear | Sri Pada (Adam's Peak) region NERFINISHED ⓘ |
| sourceRegion |
Central Highlands of Sri Lanka
NERFINISHED
ⓘ
Sri Lankan central highlands NERFINISHED ⓘ |
| usedFor |
hydropower generation
ⓘ
irrigation ⓘ recreation ⓘ sand mining ⓘ transport ⓘ water supply ⓘ white-water rafting ⓘ |
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: Kelani Ganga Description of subject: Kelani Ganga is a major river in Sri Lanka that flows from the central highlands to the western coast, playing a key role in hydropower generation, water supply, and transport.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Sabaragamuwa Province