Urakami River
E803687
The Urakami River is a river in Nagasaki, Japan, flowing through the Urakami district that was devastated by the 1945 atomic bombing.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Urakami River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8710002 — 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: Urakami River Context triple: [Hypocenter Park, nearRiver, Urakami River]
-
A.
Suzuya River
Suzuya River is a river in Japan known primarily as the namesake of the Imperial Japanese Navy cruiser Suzuya.
-
B.
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.
-
C.
Neyagawa River
The Neyagawa River is a waterway in Osaka Prefecture, Japan, that flows through urban areas such as Higashiōsaka and plays a role in local drainage and flood control.
-
D.
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.
-
E.
Chikugo River
The Chikugo River is one of Kyushu’s longest and most important rivers, supporting agriculture, industry, and communities across western Japan.
- 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: Urakami River Target entity description: The Urakami River is a river in Nagasaki, Japan, flowing through the Urakami district that was devastated by the 1945 atomic bombing.
-
A.
Suzuya River
Suzuya River is a river in Japan known primarily as the namesake of the Imperial Japanese Navy cruiser Suzuya.
-
B.
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.
-
C.
Neyagawa River
The Neyagawa River is a waterway in Osaka Prefecture, Japan, that flows through urban areas such as Higashiōsaka and plays a role in local drainage and flood control.
-
D.
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.
-
E.
Chikugo River
The Chikugo River is one of Kyushu’s longest and most important rivers, supporting agriculture, industry, and communities across western Japan.
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWith | atomic bombing of Nagasaki ⓘ |
| basinCountry | Japan ⓘ |
| city | Nagasaki ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| countrySubdivision | Nagasaki Prefecture ⓘ |
| flowsIn |
Nagasaki city area
ⓘ
linked to:
Nagasaki
|
| flowsThrough | Urakami district ⓘ |
| hasNameInLanguage | 浦上川 ⓘ |
| historicalSignificance | flows through area devastated by 1945 atomic bombing ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Kyushu
ⓘ
Nagasaki ⓘ Nagasaki Prefecture ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedNear | Urakami Cathedral ⓘ |
| notableEvent |
1945 atomic bombing of Nagasaki
ⓘ
linked to:
atomic bombing of Nagasaki
|
| partOf | Nagasaki river system ⓘ |
| region | Urakami ⓘ |
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: Urakami River Description of subject: The Urakami River is a river in Nagasaki, Japan, flowing through the Urakami district that was devastated by the 1945 atomic bombing.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.