Great Sandy River
E868202
The Great Sandy River is an alternative name referring to Sri Lanka’s Mahaweli River, the island’s longest and most significant waterway.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Great Sandy River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5887620 — 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: Great Sandy River Context triple: [Mahaweli River, nameMeaning, Great Sandy River]
-
A.
Gardon River
The Gardon River is a waterway in southern France known for flowing through the Cévennes region and under the famous Pont du Gard Roman aqueduct before joining the Rhône.
-
B.
Orange River
The Orange River is the longest river in South Africa, flowing westward from the Drakensberg Mountains to the Atlantic Ocean and forming part of the border with Namibia.
-
C.
Gordon River
The Gordon River is a remote, wild river in Tasmania renowned for its pristine wilderness scenery and role at the heart of the Tasmanian Wilderness World Heritage Area.
-
D.
Arno River
The Arno River is a major river in central Italy that flows through Florence and Pisa before emptying into the Ligurian Sea.
-
E.
Onkaparinga River
The Onkaparinga River is a major waterway in South Australia that flows from the Mount Lofty Ranges to the Gulf St Vincent, supporting important ecosystems, recreation, and water supply for the Adelaide region.
- 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: Great Sandy River Target entity description: The Great Sandy River is an alternative name referring to Sri Lanka’s Mahaweli River, the island’s longest and most significant waterway.
-
A.
Gardon River
The Gardon River is a waterway in southern France known for flowing through the Cévennes region and under the famous Pont du Gard Roman aqueduct before joining the Rhône.
-
B.
Orange River
The Orange River is the longest river in South Africa, flowing westward from the Drakensberg Mountains to the Atlantic Ocean and forming part of the border with Namibia.
-
C.
Gordon River
The Gordon River is a remote, wild river in Tasmania renowned for its pristine wilderness scenery and role at the heart of the Tasmanian Wilderness World Heritage Area.
-
D.
Arno River
The Arno River is a major river in central Italy that flows through Florence and Pisa before emptying into the Ligurian Sea.
-
E.
Onkaparinga River
The Onkaparinga River is a major waterway in South Australia that flows from the Mount Lofty Ranges to the Gulf St Vincent, supporting important ecosystems, recreation, and water supply for the Adelaide region.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
river ⓘ |
| alternativeNameOf | Mahaweli River NERFINISHED ⓘ |
| basinCountry | Sri Lanka NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country |
Sri Lanka
ⓘ
Sri Lanka ⓘ |
| dischargeLocation | near Trincomalee ⓘ |
| drainageBasinArea | approximately 10,000 square kilometres ⓘ |
| emptiesInto | Bay of Bengal NERFINISHED ⓘ |
| flowsThrough |
Central Province, Sri Lanka
NERFINISHED
ⓘ
Eastern Province, Sri Lanka NERFINISHED ⓘ Kandy NERFINISHED ⓘ North Central Province, Sri Lanka NERFINISHED ⓘ Trincomalee District NERFINISHED ⓘ |
| hasDam |
Kotmale Dam
NERFINISHED
ⓘ
Polgolla Dam NERFINISHED ⓘ Randenigala Dam NERFINISHED ⓘ Rantembe Dam NERFINISHED ⓘ Victoria Dam NERFINISHED ⓘ |
| hasTributary |
Amban Ganga
NERFINISHED
ⓘ
Hulu Ganga NERFINISHED ⓘ Kotmale Oya NERFINISHED ⓘ Loggal Oya NERFINISHED ⓘ Maduru Oya NERFINISHED ⓘ Uma Oya NERFINISHED ⓘ |
| languageOfName | Sinhala NERFINISHED ⓘ |
| length | approximately 335 kilometres ⓘ |
| locatedIn |
Sri Lanka
NERFINISHED
ⓘ
Sri Lanka NERFINISHED ⓘ |
| longestRiverIn | Sri Lanka NERFINISHED ⓘ |
| majorUse |
agriculture
ⓘ
drinking water supply ⓘ hydroelectric power generation ⓘ irrigation ⓘ |
| meaning | great sandy river NERFINISHED ⓘ |
| meaningOfName | great sandy river NERFINISHED ⓘ |
| mouth | Bay of Bengal NERFINISHED ⓘ |
| nameInSinhala | Mahaweli Ganga NERFINISHED ⓘ |
| partOf | Mahaweli Development Programme NERFINISHED ⓘ |
| refersTo | Mahaweli River NERFINISHED ⓘ |
| riverSystem | Mahaweli River basin NERFINISHED ⓘ |
| significance |
longest river in Sri Lanka
ⓘ
major source of hydroelectricity in Sri Lanka ⓘ most important river for irrigation in Sri Lanka ⓘ |
| sourceLocation |
Central Highlands of Sri Lanka
NERFINISHED
ⓘ
Sri Pada massif NERFINISHED ⓘ |
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: Great Sandy River Description of subject: The Great Sandy River is an alternative name referring to Sri Lanka’s Mahaweli River, the island’s longest and most significant waterway.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.