Natori River
E617853
The Natori River is a significant river in Japan’s Tōhoku region that flows through Sendai before emptying into the Pacific Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Natori River canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T6322246 — 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: Natori River Context triple: [Miyagi Prefecture, hasMajorRiver, Natori River]
-
A.
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.
-
B.
Naka River
Naka River is a river in Japan known for lending its name to the Imperial Japanese Navy light cruiser Naka.
-
C.
Shimanto River
The Shimanto River is a famously clear and un-dammed river in Shikoku, Japan, often celebrated as one of the country’s last pristine rivers and a symbol of unspoiled natural beauty.
-
D.
Sorachi River
The Sorachi River is a major river in Hokkaido, Japan, flowing through central regions such as Furano and contributing to the area’s agriculture and scenery.
-
E.
Denwa River
The Denwa River is a central waterway in central India that flows through the Satpura region, supporting the rich wildlife and ecosystems of Satpura National Park.
- 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: Natori River Target entity description: The Natori River is a significant river in Japan’s Tōhoku region that flows through Sendai before emptying into the Pacific Ocean.
-
A.
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.
-
B.
Naka River
Naka River is a river in Japan known for lending its name to the Imperial Japanese Navy light cruiser Naka.
-
C.
Shimanto River
The Shimanto River is a famously clear and un-dammed river in Shikoku, Japan, often celebrated as one of the country’s last pristine rivers and a symbol of unspoiled natural beauty.
-
D.
Sorachi River
The Sorachi River is a major river in Hokkaido, Japan, flowing through central regions such as Furano and contributing to the area’s agriculture and scenery.
-
E.
Denwa River
The Denwa River is a central waterway in central India that flows through the Satpura region, supporting the rich wildlife and ecosystems of Satpura National Park.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | river ⓘ |
| basinArea | 939 km² ⓘ |
| basinCity |
Natori
NERFINISHED
ⓘ
Sendai NERFINISHED ⓘ |
| basinPopulation | over 1 million ⓘ |
| country | Japan ⓘ |
| ecoregion | temperate broadleaf and mixed forests ⓘ |
| emptiesInto | Pacific Ocean NERFINISHED ⓘ |
| flowsThrough |
Izumi Ward, Sendai
NERFINISHED
ⓘ
Miyagi Prefecture NERFINISHED ⓘ Natori City NERFINISHED ⓘ Sendai NERFINISHED ⓘ Taihaku Ward, Sendai NERFINISHED ⓘ |
| hasBridge |
Natori Bridge
NERFINISHED
ⓘ
Sendai Nishi Road Bridge NERFINISHED ⓘ |
| hasDam |
Kamafusa Dam
NERFINISHED
ⓘ
Okura Dam NERFINISHED ⓘ |
| hasEstuary | near Sendai Airport ⓘ |
| hasFishSpecies |
ayu (sweetfish)
ⓘ
char ⓘ salmon ⓘ |
| hasFloodPlain | lower Natori River basin ⓘ |
| hasRecreation |
fishing
ⓘ
riverside parks in Sendai ⓘ |
| hasTributary |
Goishi River
NERFINISHED
ⓘ
Hirose River NERFINISHED ⓘ Masuda River NERFINISHED ⓘ |
| knownFor | flooding risk in Sendai ⓘ |
| length | 55 km ⓘ |
| locatedIn |
Miyagi Prefecture
NERFINISHED
ⓘ
Tōhoku region NERFINISHED ⓘ northeastern Japan ⓘ |
| managedBy |
Government of Japan
NERFINISHED
ⓘ
Miyagi Prefectural Government NERFINISHED ⓘ |
| mouthLocation | Sendai Bay NERFINISHED ⓘ |
| near | Sendai Airport NERFINISHED ⓘ |
| notableEvent | 2011 Tōhoku earthquake and tsunami impact on lower basin ⓘ |
| partOf | Pacific coast river systems of Japan ⓘ |
| region | Honshu NERFINISHED ⓘ |
| riverSystem | Natori River system NERFINISHED ⓘ |
| sourceLocation |
Zao Mountain Range
NERFINISHED
ⓘ
Ōu Mountains NERFINISHED ⓘ |
| subjectTo |
snowmelt flooding
ⓘ
typhoon-related flooding ⓘ |
| usedFor |
flood control
ⓘ
irrigation ⓘ recreation ⓘ water supply ⓘ |
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: Natori River Description of subject: The Natori River is a significant river in Japan’s Tōhoku region that flows through Sendai before emptying into the Pacific Ocean.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.