Nakagawa
E919957
Nakagawa is a river in Japan, likely a tributary or neighboring waterway associated with the Edogawa River system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nakagawa canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9887850 — 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: Nakagawa Context triple: [Edogawa, hasRiver, Nakagawa]
-
A.
Aikawa
Aikawa was a former town in Niigata Prefecture, Japan, known historically for its role in the Sado gold and silver mining region before being merged into the city of Sado.
-
B.
Gushikawa
Gushikawa was a former city in Okinawa Prefecture, Japan, that later became part of the modern city of Uruma.
-
C.
Tatsuno
Tatsuno is a city in western Japan known for its traditional soy sauce production and historic townscape within Hyogo Prefecture.
-
D.
Yamaga
Yamaga is a historic city in Japan known for its traditional lantern festival and hot spring resorts in northern Kumamoto Prefecture.
-
E.
Ogawa
Ogawa is a town in Saitama Prefecture, Japan, known for its traditional Japanese paper (washi) production and its role as a local transport hub.
- 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: Nakagawa Target entity description: Nakagawa is a river in Japan, likely a tributary or neighboring waterway associated with the Edogawa River system.
-
A.
Aikawa
Aikawa was a former town in Niigata Prefecture, Japan, known historically for its role in the Sado gold and silver mining region before being merged into the city of Sado.
-
B.
Gushikawa
Gushikawa was a former city in Okinawa Prefecture, Japan, that later became part of the modern city of Uruma.
-
C.
Tatsuno
Tatsuno is a city in western Japan known for its traditional soy sauce production and historic townscape within Hyogo Prefecture.
-
D.
Yamaga
Yamaga is a historic city in Japan known for its traditional lantern festival and hot spring resorts in northern Kumamoto Prefecture.
-
E.
Ogawa
Ogawa is a town in Saitama Prefecture, Japan, known for its traditional Japanese paper (washi) production and its role as a local transport hub.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinCountry | Japan NERFINISHED ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| dischargesInto | Tokyo Bay NERFINISHED ⓘ |
| flowsThrough |
Chiba Prefecture
NERFINISHED
ⓘ
Tokyo NERFINISHED ⓘ |
| hasFloodplain | true ⓘ |
| hasJapaneseName | 中川 NERFINISHED ⓘ |
| hasLanguage | Japanese ⓘ |
| hasNameRomanization | Nakagawa NERFINISHED ⓘ |
| isNavigable | true ⓘ |
| locatedIn |
Honshu
ⓘ
Japan ⓘ Kantō region ⓘ |
| locatedNear |
Arakawa River
NERFINISHED
ⓘ
Edogawa River NERFINISHED ⓘ |
| mouthLocatedIn | Tokyo Bay NERFINISHED ⓘ |
| partOfRiverSystem | Edogawa River system NERFINISHED ⓘ |
| regionType | urban river ⓘ |
| tributaryOf | Edogawa River NERFINISHED ⓘ |
| usedFor |
flood control
ⓘ
recreation ⓘ urban drainage ⓘ |
| watercourseCategory | river of Japan ⓘ |
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: Nakagawa Description of subject: Nakagawa is a river in Japan, likely a tributary or neighboring waterway associated with the Edogawa River system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.