Okayama Port
E260574
Okayama Port is a key Japanese seaport in Okayama Prefecture that serves as a major hub for maritime transport, industry, and regional trade in the Seto Inland Sea area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Okayama Port canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2293722 — 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: Okayama Port Context triple: [Seto Inland Sea region, importantPort, Okayama Port]
-
A.
Hiroshima Port
Hiroshima Port is a major Japanese seaport in Hiroshima City that serves as a key hub for passenger ferries and cargo traffic within the Seto Inland Sea.
-
B.
Kishiwada Port
Kishiwada Port is a coastal harbor facility in Kishiwada, Osaka Prefecture, Japan, serving regional maritime transport and local industry.
-
C.
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.
-
D.
Izumiotsu Port
Izumiotsu Port is a commercial seaport in Izumiotsu, Osaka Prefecture, Japan, serving as a regional hub for maritime trade and logistics along Osaka Bay.
-
E.
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.
- 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: Okayama Port Target entity description: Okayama Port is a key Japanese seaport in Okayama Prefecture that serves as a major hub for maritime transport, industry, and regional trade in the Seto Inland Sea area.
-
A.
Hiroshima Port
Hiroshima Port is a major Japanese seaport in Hiroshima City that serves as a key hub for passenger ferries and cargo traffic within the Seto Inland Sea.
-
B.
Kishiwada Port
Kishiwada Port is a coastal harbor facility in Kishiwada, Osaka Prefecture, Japan, serving regional maritime transport and local industry.
-
C.
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.
-
D.
Izumiotsu Port
Izumiotsu Port is a commercial seaport in Izumiotsu, Osaka Prefecture, Japan, serving as a regional hub for maritime trade and logistics along Osaka Bay.
-
E.
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.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
port
ⓘ
seaport ⓘ |
| country | Japan ⓘ |
| governedBy | local port authorities of Okayama Prefecture ⓘ |
| hasEconomicRole |
supporting logistics in western Japan
ⓘ
supporting regional industry ⓘ supporting regional trade ⓘ |
| hasFunction |
industrial port
ⓘ
maritime transport hub ⓘ regional trade hub ⓘ |
| hasInfrastructure |
berths
ⓘ
cargo terminals ⓘ logistics facilities ⓘ warehouses ⓘ |
| hasLanguage | Japanese ⓘ |
| hasTransportConnection |
rail network of Okayama Prefecture
ⓘ
road network of Okayama Prefecture ⓘ |
| locatedIn |
Chūgoku region
ⓘ
Okayama Prefecture ⓘ |
| locatedInCity | Okayama ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOnBodyOfWater | Seto Inland Sea ⓘ |
| partOf | port system of the Seto Inland Sea ⓘ |
| servesRegion |
Chūgoku region
ⓘ
Okayama Prefecture ⓘ Seto Inland Sea area ⓘ
linked to:
Seto Inland Sea
|
| usedFor |
cargo transport
ⓘ
ferry services ⓘ 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: Okayama Port Description of subject: Okayama Port is a key Japanese seaport in Okayama Prefecture that serves as a major hub for maritime transport, industry, and regional trade in the Seto Inland Sea area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.