Port of Niigata
E162510
The Port of Niigata is a major seaport on the Sea of Japan in north-central Honshu, serving as an important hub for international trade, ferry services, and regional industry in Japan.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Port of Niigata canonical | 3 |
| Niigata Port | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1293428 — 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: Port of Niigata Context triple: [Niigata, hasPort, Port of Niigata]
-
A.
Port of Nagoya
The Port of Nagoya is Japan’s busiest and largest trading port, serving as a major hub for automobile exports and international maritime commerce.
-
B.
Port of Sakai-Semboku
The Port of Sakai-Semboku is a major industrial and commercial seaport in the Osaka metropolitan area, serving as a key logistics hub for maritime trade in western Japan.
-
C.
Kishiwada Port
Kishiwada Port is a coastal harbor facility in Kishiwada, Osaka Prefecture, Japan, serving regional maritime transport and local industry.
-
D.
Port of Chiba
The Port of Chiba is one of Japan’s largest industrial and cargo ports, serving as a major hub for petrochemical and manufacturing industries along the eastern shore of Tokyo Bay.
-
E.
Port of Kawasaki
The Port of Kawasaki is a major industrial and commercial seaport in Kanagawa Prefecture, Japan, serving as a key logistics and manufacturing hub within the Greater Tokyo area.
- 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: Port of Niigata Target entity description: The Port of Niigata is a major seaport on the Sea of Japan in north-central Honshu, serving as an important hub for international trade, ferry services, and regional industry in Japan.
-
A.
Port of Nagoya
The Port of Nagoya is Japan’s busiest and largest trading port, serving as a major hub for automobile exports and international maritime commerce.
-
B.
Port of Sakai-Semboku
The Port of Sakai-Semboku is a major industrial and commercial seaport in the Osaka metropolitan area, serving as a key logistics hub for maritime trade in western Japan.
-
C.
Kishiwada Port
Kishiwada Port is a coastal harbor facility in Kishiwada, Osaka Prefecture, Japan, serving regional maritime transport and local industry.
-
D.
Port of Chiba
The Port of Chiba is one of Japan’s largest industrial and cargo ports, serving as a major hub for petrochemical and manufacturing industries along the eastern shore of Tokyo Bay.
-
E.
Port of Kawasaki
The Port of Kawasaki is a major industrial and commercial seaport in Kanagawa Prefecture, Japan, serving as a key logistics and manufacturing hub within the Greater Tokyo area.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
port
ⓘ
seaport ⓘ transport infrastructure ⓘ |
| connectsTo |
domestic coastal routes
ⓘ
international shipping routes ⓘ |
| country | Japan ⓘ |
| hasFacility |
cargo terminals
ⓘ
ferry terminals ⓘ industrial waterfront areas ⓘ logistics facilities ⓘ warehouses ⓘ |
| hasFunction |
ferry terminal
ⓘ
industrial port ⓘ international trade hub ⓘ |
| hasRole |
gateway for international trade on the Sea of Japan
ⓘ
regional economic hub ⓘ |
| hasTransportMode |
cargo shipping
ⓘ
ferry transport ⓘ sea transport ⓘ |
| hasWaterbody | Sea of Japan ⓘ |
| isImportantFor |
international trade
ⓘ
passenger transport ⓘ regional industry ⓘ |
| isLocatedInCountry | Japan ⓘ |
| isMajorPortIn |
Sea of Japan
ⓘ
north-central Honshu ⓘ |
| isServedBy | ferry services ⓘ |
| isSituatedOnCoastOf | Sea of Japan ⓘ |
| locatedIn |
Niigata
ⓘ
Niigata Prefecture ⓘ |
| locatedInRegion |
Chūbu region
ⓘ
north-central Honshu ⓘ |
| locatedOn |
Honshu
ⓘ
Sea of Japan ⓘ |
| partOf | Japanese port system ⓘ |
| serves |
Niigata Prefecture
ⓘ
north-central Honshu ⓘ regional industry ⓘ |
| supportsIndustry |
logistics
ⓘ
manufacturing ⓘ maritime transport ⓘ regional trade ⓘ |
| usedFor |
export
ⓘ
import ⓘ industrial logistics ⓘ passenger transport ⓘ |
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: Port of Niigata Description of subject: The Port of Niigata is a major seaport on the Sea of Japan in north-central Honshu, serving as an important hub for international trade, ferry services, and regional industry in Japan.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Port of Niigata
linked to: Port of Niigata