Totsu River
E647922
The Totsu River is a Japanese river that serves as a tributary within the Kumano River system in the Kii Peninsula region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Totsu River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6631295 — 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: Totsu River Context triple: [Kumano River, hasTributary, Totsu 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.
Shukugawa River
The Shukugawa River is a scenic river in Hyōgo Prefecture, Japan, famed for its cherry blossom-lined banks that attract many visitors during hanami season.
-
C.
Yoshida River
The Yoshida River is a significant waterway flowing through Japan’s Miyagi Prefecture, contributing to the region’s natural landscape and local ecosystems.
-
D.
Osuga River
The Osuga River is a watercourse in Russia that flows through the Tver Oblast region, passing near the village of Pryamukhino.
-
E.
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.
- 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: Totsu River Target entity description: The Totsu River is a Japanese river that serves as a tributary within the Kumano River system in the Kii Peninsula region.
-
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.
Shukugawa River
The Shukugawa River is a scenic river in Hyōgo Prefecture, Japan, famed for its cherry blossom-lined banks that attract many visitors during hanami season.
-
C.
Yoshida River
The Yoshida River is a significant waterway flowing through Japan’s Miyagi Prefecture, contributing to the region’s natural landscape and local ecosystems.
-
D.
Osuga River
The Osuga River is a watercourse in Russia that flows through the Tver Oblast region, passing near the village of Pryamukhino.
-
E.
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.
- F. None of above. chosen
Statements (15)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| drainageBasin | Kumano River basin ⓘ |
| flowsThrough |
Kii Peninsula region
ⓘ
linked to:
Kii Peninsula
|
| hasMouthIn |
Kumano River system
ⓘ
linked to:
Kumano River basin
|
| hasNameInLanguage | Japanese ⓘ |
| locatedIn |
Honshu
ⓘ
Japan ⓘ Kansai region ⓘ Kii Peninsula ⓘ |
| partOf |
Japanese river network
ⓘ
Kumano River system ⓘ
linked to:
Kumano River basin
|
| tributaryOf | Kumano River ⓘ |
| watercourseType | tributary 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: Totsu River Description of subject: The Totsu River is a Japanese river that serves as a tributary within the Kumano River system in the Kii Peninsula region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.