Hulu Ganga
E584543
Hulu Ganga is a river in central Sri Lanka that flows through the hill country and joins the Mahaweli River, contributing to the island’s largest river system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hulu Ganga canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T5887624 — 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: Hulu Ganga Context triple: [Mahaweli River, hasTributary, Hulu Ganga]
-
A.
Walawe Ganga
Walawe Ganga is a major river in southern Sri Lanka known for irrigating agricultural lands and supporting hydropower and wildlife habitats along its course.
-
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.
Kelani Ganga
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.
-
D.
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.
-
E.
Nagara
Nagara is a traditional North Indian temple architectural style characterized by its beehive-shaped tower (shikhara) and intricate stone carvings.
- 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: Hulu Ganga Target entity description: Hulu Ganga is a river in central Sri Lanka that flows through the hill country and joins the Mahaweli River, contributing to the island’s largest river system.
-
A.
Walawe Ganga
Walawe Ganga is a major river in southern Sri Lanka known for irrigating agricultural lands and supporting hydropower and wildlife habitats along its course.
-
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.
Kelani Ganga
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.
-
D.
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.
-
E.
Nagara
Nagara is a traditional North Indian temple architectural style characterized by its beehive-shaped tower (shikhara) and intricate stone carvings.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| belongsToHydrologicalSystem |
Mahaweli Ganga river system
ⓘ
linked to:
Mahaweli River
|
| continent | Asia ⓘ |
| contributesTo | Sri Lanka’s largest river system ⓘ |
| country | Sri Lanka ⓘ |
| drainageBasin | Mahaweli River drainage basin ⓘ |
| flowsInDirection | generally north-eastward ⓘ |
| flowsThrough | Sri Lankan hill country ⓘ |
| hasBasinCountry | Sri Lanka ⓘ |
| hasClimateZone | wet zone of Sri Lanka ⓘ |
| hasEcosystem | tropical montane river ecosystem ⓘ |
| hasLanguageOfName | Sinhala ⓘ |
| isTributaryIn | central Sri Lanka ⓘ |
| locatedIn |
Central Province, Sri Lanka
ⓘ
linked to:
Central Province of Sri Lanka
central Sri Lanka ⓘ |
| mouthOfWatercourse |
Mahaweli River
ⓘ
linked to:
Mahaweli Ganga
|
| nameMeaningLanguage | Sinhala ⓘ |
| partOf |
Mahaweli River basin
ⓘ
linked to:
Mahaweli River drainage basin
|
| region |
Sri Lankan Highlands
ⓘ
linked to:
Central Highlands of Sri Lanka
|
| tributaryOf |
Mahaweli River
ⓘ
linked to:
Mahaweli Ganga
|
| usedFor |
domestic water supply
ⓘ
hydropower generation ⓘ irrigation ⓘ |
| watercourseType | perennial 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: Hulu Ganga Description of subject: Hulu Ganga is a river in central Sri Lanka that flows through the hill country and joins the Mahaweli River, contributing to the island’s largest river system.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.