Honkawa River
E925352
The Honkawa River is a major river channel in Hiroshima, Japan, flowing through the city’s central area near the Atomic Bomb Dome before joining the Ōta River system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Honkawa River canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10278351 — 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: Honkawa River Context triple: [Ota River, deltaHasChannel, Honkawa River]
-
A.
Akuta River
The Akuta River is a waterway located in Japan's Ibaraki Prefecture, contributing to the region's local drainage and landscape.
-
B.
Waki River
The Waki River is a significant waterway in the Guiana region that serves as an important tributary within the Maroni River basin.
-
C.
Nunobiki River
Nunobiki River is a short mountain stream in Kobe, Japan, known for flowing through the scenic Nunobiki Falls area before reaching the city.
-
D.
Hijikawa River
The Hijikawa River is a major river in Ehime Prefecture on Japan’s Shikoku Island, known for flowing through several towns and supporting local agriculture and ecosystems.
-
E.
Tamakoshi River
The Tamakoshi River is a significant Himalayan river in Nepal known for its hydropower potential and contribution to the Koshi 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: Honkawa River Target entity description: The Honkawa River is a major river channel in Hiroshima, Japan, flowing through the city’s central area near the Atomic Bomb Dome before joining the Ōta River system.
-
A.
Akuta River
The Akuta River is a waterway located in Japan's Ibaraki Prefecture, contributing to the region's local drainage and landscape.
-
B.
Waki River
The Waki River is a significant waterway in the Guiana region that serves as an important tributary within the Maroni River basin.
-
C.
Nunobiki River
Nunobiki River is a short mountain stream in Kobe, Japan, known for flowing through the scenic Nunobiki Falls area before reaching the city.
-
D.
Hijikawa River
The Hijikawa River is a major river in Ehime Prefecture on Japan’s Shikoku Island, known for flowing through several towns and supporting local agriculture and ecosystems.
-
E.
Tamakoshi River
The Tamakoshi River is a significant Himalayan river in Nepal known for its hydropower potential and contribution to the Koshi river system.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| associatedWithEvent | atomic bombing of Hiroshima ⓘ |
| basinCountry | Japan ⓘ |
| city | Hiroshima ⓘ |
| country | Japan ⓘ |
| crossedBy | Aioi Bridge ⓘ |
| flowsInto | Inland Sea via Ōta River system ⓘ |
| flowsNear |
Atomic Bomb Dome
ⓘ
linked to:
A-Bomb Dome
Hiroshima Peace Memorial Park ⓘ |
| flowsThrough |
Naka-ku, Hiroshima
ⓘ
linked to:
Naka Ward, Hiroshima
central Hiroshima ⓘ |
| hasEnvironmentalRole |
flood control in Hiroshima
ⓘ
urban drainage ⓘ |
| hasJapaneseName | 本川 ⓘ |
| hasMouthIn | Ōta River ⓘ |
| hasType | tidal river ⓘ |
| isMajorChannelOf | Ōta River delta ⓘ |
| isPartOf | Hiroshima city waterways ⓘ |
| isTouristAttraction | true ⓘ |
| isUrbanRiver | true ⓘ |
| locatedIn |
Hiroshima
ⓘ
Hiroshima Prefecture ⓘ |
| nameLanguage | Japanese ⓘ |
| nearbyLandmark |
Hiroshima Peace Memorial
ⓘ
linked to:
Hiroshima Peace Memorial Park
Honkawa Elementary School ⓘ |
| partOf | Ōta River system ⓘ |
| region | Chūgoku region ⓘ |
| riverSystem | Ōta River ⓘ |
| usedFor |
recreation
ⓘ
sightseeing ⓘ |
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: Honkawa River Description of subject: The Honkawa River is a major river channel in Hiroshima, Japan, flowing through the city’s central area near the Atomic Bomb Dome before joining the Ōta River system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.