Ibogawa River
E896121
The Ibogawa River is a river in Hyōgo Prefecture, Japan, known for flowing through the city of Tatsuno and contributing to the region’s natural landscape and water resources.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ibogawa River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9975835 — 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: Ibogawa River Context triple: [Tatsuno, hasRiver, Ibogawa River]
-
A.
Inagawa River
The Inagawa River is a river in Japan’s Kansai region that flows through Hyōgo Prefecture, including the city of Amagasaki, before emptying into Osaka Bay.
-
B.
Tokko River
The Tokko River is a tributary waterway in eastern Siberia, Russia, that feeds into the larger Olyokma River within the Lena River basin.
-
C.
Iori River
The Iori River is a river in the South Caucasus that flows through eastern Georgia and parts of Azerbaijan before joining the Kura (Mtkvari) River.
-
D.
Takahashi River
The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland Sea.
-
E.
Waki River
The Waki River is a significant waterway in the Guiana region that serves as an important tributary within the Maroni River basin.
- 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: Ibogawa River Target entity description: The Ibogawa River is a river in Hyōgo Prefecture, Japan, known for flowing through the city of Tatsuno and contributing to the region’s natural landscape and water resources.
-
A.
Inagawa River
The Inagawa River is a river in Japan’s Kansai region that flows through Hyōgo Prefecture, including the city of Amagasaki, before emptying into Osaka Bay.
-
B.
Tokko River
The Tokko River is a tributary waterway in eastern Siberia, Russia, that feeds into the larger Olyokma River within the Lena River basin.
-
C.
Iori River
The Iori River is a river in the South Caucasus that flows through eastern Georgia and parts of Azerbaijan before joining the Kura (Mtkvari) River.
-
D.
Takahashi River
The Takahashi River is a major river in Okayama Prefecture, Japan, flowing through cities such as Kurashiki before emptying into the Seto Inland Sea.
-
E.
Waki River
The Waki River is a significant waterway in the Guiana region that serves as an important tributary within the Maroni River basin.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWithCity | Tatsuno, Hyōgo NERFINISHED ⓘ |
| contributesTo |
natural landscape of Tatsuno
ⓘ
regional water resources of Hyōgo Prefecture ⓘ |
| country | Japan ⓘ |
| flowsInDirection | generally southward ⓘ |
| flowsThrough | Tatsuno, Hyōgo NERFINISHED ⓘ |
| hasBasinCountry | Japan NERFINISHED ⓘ |
| hasCulturalRole | local symbol of Tatsuno ⓘ |
| hasEnvironmentalRole | supports local ecosystems in Hyōgo Prefecture ⓘ |
| hasJapaneseName | 揖保川 NERFINISHED ⓘ |
| hasMajorUse |
irrigation
ⓘ
local water supply ⓘ scenic and recreational purposes ⓘ |
| hasNameEtymologyLanguage | Japanese ⓘ |
| hasRegion | western Hyōgo Prefecture NERFINISHED ⓘ |
| hasType | freshwater river ⓘ |
| isNaturalFeatureOf |
Hyōgo Prefecture
NERFINISHED
ⓘ
Tatsuno, Hyōgo NERFINISHED ⓘ |
| isPartOf | river systems of Japan ⓘ |
| locatedIn |
Hyōgo Prefecture
NERFINISHED
ⓘ
Kansai region ⓘ |
| locatedOnContinent | Asia ⓘ |
| mouthLocatedIn | Hyōgo Prefecture NERFINISHED ⓘ |
| partOfHydrologicalSystem | Japanese river network ⓘ |
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: Ibogawa River Description of subject: The Ibogawa River is a river in Hyōgo Prefecture, Japan, known for flowing through the city of Tatsuno and contributing to the region’s natural landscape and water resources.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.