Tama River
E373354
The Tama River is a major river in the Tokyo region of Japan that flows through western Tokyo and Kanagawa Prefecture before emptying into Tokyo Bay near Haneda Airport.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Tama River canonical | 47 |
| Tama River system | 2 |
| Tama River (near boundary) | 1 |
| Tama River (nearby) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1640719 — 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: Tama River Context triple: [Haneda Airport, locatedAtMouthOf, Tama River]
-
A.
Imjin River
The Imjin River is a major river in the Korean Peninsula that flows through both North and South Korea and is historically significant for its strategic location near the Korean Demilitarized Zone.
-
B.
Canning River
The Canning River is a significant waterway in Western Australia that flows through Perth’s southeastern suburbs before joining the Swan River.
-
C.
Warta River
The Warta River is a major river in western and central Poland, flowing through cities such as Poznań before joining the Oder River.
-
D.
Bellinger River
The Bellinger River is a coastal river in New South Wales, Australia, known for its scenic valley, rich biodiversity, and role in supporting local agriculture and recreation.
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E.
Nass River
The Nass River is a major river in northwestern British Columbia, Canada, central to the culture, history, and traditional territory of the Tsimshian and Nisga’a peoples.
- 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: Tama River Target entity description: The Tama River is a major river in the Tokyo region of Japan that flows through western Tokyo and Kanagawa Prefecture before emptying into Tokyo Bay near Haneda Airport.
-
A.
Imjin River
The Imjin River is a major river in the Korean Peninsula that flows through both North and South Korea and is historically significant for its strategic location near the Korean Demilitarized Zone.
-
B.
Canning River
The Canning River is a significant waterway in Western Australia that flows through Perth’s southeastern suburbs before joining the Swan River.
-
C.
Warta River
The Warta River is a major river in western and central Poland, flowing through cities such as Poznań before joining the Oder River.
-
D.
Bellinger River
The Bellinger River is a coastal river in New South Wales, Australia, known for its scenic valley, rich biodiversity, and role in supporting local agriculture and recreation.
-
E.
Nass River
The Nass River is a major river in northwestern British Columbia, Canada, central to the culture, history, and traditional territory of the Tsimshian and Nisga’a peoples.
- F. None of above. chosen
Statements (56)
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: Tama River Description of subject: The Tama River is a major river in the Tokyo region of Japan that flows through western Tokyo and Kanagawa Prefecture before emptying into Tokyo Bay near Haneda Airport.
Referenced by (51)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Setagaya, Tokyo, Japan
subject linked to:
Chōfu, Tokyo, Japan
linked to: Tama River
subject linked to:
western Tokyo
linked to: Tama River