Pibor River
E1040087
The Pibor River is a major river in East Africa that flows through Ethiopia and South Sudan, forming part of their international boundary and contributing to the Nile basin.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pibor River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10584671 — 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: Pibor River Context triple: [Ethiopia–South Sudan border, crossesRiver, Pibor River]
-
A.
Pokshenga River
The Pokshenga River is a waterway in northern Russia that feeds into the larger Northern Dvina River system.
-
B.
Lempa River
The Lempa River is the longest and most important river in El Salvador, flowing through Guatemala, Honduras, and El Salvador before reaching the Pacific Ocean and serving as a key source of water, hydroelectric power, and irrigation for the region.
-
C.
Nepoko River
The Nepoko River is a significant waterway in the northeastern Democratic Republic of the Congo that drains part of the Ituri rainforest before joining the Aruwimi River.
-
D.
Pasimoni River
The Pasimoni River is a tributary waterway in the Amazon Basin that feeds into the Casiquiare canal, contributing to the natural connection between the Orinoco and Amazon river systems.
-
E.
Polinjane River
The Polinjane River is a watercourse in Eswatini that flows near the capital city of Mbabane and forms part of the country’s upland river system.
- 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: Pibor River Target entity description: The Pibor River is a major river in East Africa that flows through Ethiopia and South Sudan, forming part of their international boundary and contributing to the Nile basin.
-
A.
Pokshenga River
The Pokshenga River is a waterway in northern Russia that feeds into the larger Northern Dvina River system.
-
B.
Lempa River
The Lempa River is the longest and most important river in El Salvador, flowing through Guatemala, Honduras, and El Salvador before reaching the Pacific Ocean and serving as a key source of water, hydroelectric power, and irrigation for the region.
-
C.
Nepoko River
The Nepoko River is a significant waterway in the northeastern Democratic Republic of the Congo that drains part of the Ituri rainforest before joining the Aruwimi River.
-
D.
Pasimoni River
The Pasimoni River is a tributary waterway in the Amazon Basin that feeds into the Casiquiare canal, contributing to the natural connection between the Orinoco and Amazon river systems.
-
E.
Polinjane River
The Polinjane River is a watercourse in Eswatini that flows near the capital city of Mbabane and forms part of the country’s upland river system.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| alsoKnownAs | Pibor NERFINISHED ⓘ |
| basinCountry |
Ethiopia
NERFINISHED
ⓘ
South Sudan NERFINISHED ⓘ |
| confluenceForms | Sobat River NERFINISHED ⓘ |
| confluenceWith | Baro River NERFINISHED ⓘ |
| continent | Africa ⓘ |
| country |
Ethiopia
ⓘ
South Sudan NERFINISHED ⓘ |
| countryBorderOf | Ethiopia–South Sudan NERFINISHED ⓘ |
| drainageBasin | Nile River basin NERFINISHED ⓘ |
| flowsDirection | generally southward ⓘ |
| flowsInto | Sudds of South Sudan NERFINISHED ⓘ |
| flowsNear | Pibor town NERFINISHED ⓘ |
| flowsThrough | Gambela National Park NERFINISHED ⓘ |
| formsBorderBetween |
Ethiopia
NERFINISHED
ⓘ
South Sudan NERFINISHED ⓘ |
| formsPartOf | Ethiopia–South Sudan border NERFINISHED ⓘ |
| hasEcologicalFeature |
seasonal flooding
ⓘ
wetland habitats ⓘ |
| hasPoliticalSignificance | international boundary river ⓘ |
| hasTributary |
Akobo River
NERFINISHED
ⓘ
Gilo River NERFINISHED ⓘ Kangen River NERFINISHED ⓘ Lotilla River NERFINISHED ⓘ |
| languageOfName | English ⓘ |
| locatedIn |
East African Rift drainage area
ⓘ
Gambela Region NERFINISHED ⓘ Greater Upper Nile region NERFINISHED ⓘ eastern South Sudan ⓘ western Ethiopia NERFINISHED ⓘ |
| mouthOfWatercourse | Sobat River NERFINISHED ⓘ |
| partOf |
Nile basin
NERFINISHED
ⓘ
White Nile system NERFINISHED ⓘ |
| partOfHydrologicalSystem | Eastern Nile sub-basin NERFINISHED ⓘ |
| region | East Africa ⓘ |
| tributaryOf | Sobat River NERFINISHED ⓘ |
| usedBy | pastoralist communities ⓘ |
| usedFor |
fishing
ⓘ
local transport ⓘ |
| watercourseThrough | marshes and floodplains ⓘ |
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: Pibor River Description of subject: The Pibor River is a major river in East Africa that flows through Ethiopia and South Sudan, forming part of their international boundary and contributing to the Nile basin.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.