Ibi River
E418074
The Ibi River is a major river in central Japan that flows through Gifu and Mie Prefectures as part of the Kiso River system.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Ibi River canonical | 6 |
| Ibi River system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3957135 — 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: Ibi River Context triple: [Kiso River, tributary, Ibi River]
-
A.
Guadalmedina River
The Guadalmedina River is a short Mediterranean river in southern Spain that flows through the city of Málaga, historically shaping its urban layout and acting as a natural divider between districts.
-
B.
Alberche River
The Alberche River is a significant river in central Spain that flows through the provinces of Ávila, Madrid, and Toledo before joining the Tagus.
-
C.
Guadalfeo River
The Guadalfeo River is a river in southern Spain that flows from the Sierra Nevada mountains through the province of Granada to the Mediterranean Sea.
-
D.
Guadiamar River
The Guadiamar River is a watercourse in southern Spain known for flowing through Andalusia and for being the site of a major mining waste spill in 1998 that led to extensive environmental restoration efforts.
-
E.
Arazas River
The Arazas River is a mountain river in the Spanish Pyrenees that flows through the dramatic Ordesa Valley, forming waterfalls and gorges within Ordesa y Monte Perdido National Park.
- 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: Ibi River Target entity description: The Ibi River is a major river in central Japan that flows through Gifu and Mie Prefectures as part of the Kiso River system.
-
A.
Guadalmedina River
The Guadalmedina River is a short Mediterranean river in southern Spain that flows through the city of Málaga, historically shaping its urban layout and acting as a natural divider between districts.
-
B.
Alberche River
The Alberche River is a significant river in central Spain that flows through the provinces of Ávila, Madrid, and Toledo before joining the Tagus.
-
C.
Guadalfeo River
The Guadalfeo River is a river in southern Spain that flows from the Sierra Nevada mountains through the province of Granada to the Mediterranean Sea.
-
D.
Guadiamar River
The Guadiamar River is a watercourse in southern Spain known for flowing through Andalusia and for being the site of a major mining waste spill in 1998 that led to extensive environmental restoration efforts.
-
E.
Arazas River
The Arazas River is a mountain river in the Spanish Pyrenees that flows through the dramatic Ordesa Valley, forming waterfalls and gorges within Ordesa y Monte Perdido National Park.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Japan ⓘ |
| country | Japan ⓘ |
| emptiesInto | Ise Bay ⓘ |
| flowsDirection | generally southward ⓘ |
| flowsInto | Pacific Ocean ⓘ |
| flowsThrough |
Gifu Prefecture
ⓘ
Mie Prefecture ⓘ |
| hasAlternativeName | Ibi-gawa ⓘ |
| hasMouthIn | Ise Bay ⓘ |
| isMajorRiverOf |
Gifu Prefecture
ⓘ
Kiso River basin ⓘ Mie Prefecture ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Gifu Prefecture
ⓘ
Mie Prefecture ⓘ |
| locatedInHydrologicalRegion | Kiso River basin ⓘ |
| locatedInRegion | central Japan ⓘ |
| locatedOnIsland | Honshu ⓘ |
| mouthLocatedIn | Mie Prefecture ⓘ |
| partOf |
Kiso River system
ⓘ
linked to:
Kiso River
Kiso Three Rivers ⓘ
linked to:
Kiso River
|
| riverSystem |
Kiso River system
ⓘ
linked to:
Kiso River
|
| sharesDeltaWith |
Kiso River
ⓘ
Nagara River ⓘ |
| sourceLocatedIn | Gifu Prefecture ⓘ |
| tributaryOf | Kiso River ⓘ |
| usedFor |
flood control
ⓘ
irrigation ⓘ water supply ⓘ |
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: Ibi River Description of subject: The Ibi River is a major river in central Japan that flows through Gifu and Mie Prefectures as part of the Kiso River system.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Ibi River