Nakatsu Port
E529492
Nakatsu Port is a regional seaport in Nakatsu, Ōita Prefecture, Japan, serving as a hub for local maritime transport and commerce along the Seto Inland Sea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nakatsu Port canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5597039 — 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: Nakatsu Port Context triple: [Nakatsu, Ōita Prefecture, Japan, hasPort, Nakatsu Port]
-
A.
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.
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B.
Miyazaki Port
Miyazaki Port is a coastal seaport in Miyazaki, Japan, serving as a regional hub for maritime transport, logistics, and passenger ferries.
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C.
Takamatsu Port
Takamatsu Port is a major maritime hub in Japan’s Seto Inland Sea, serving as a key gateway for passenger ferries and cargo traffic connecting Shikoku with surrounding islands and mainland regions.
-
D.
Takehara Port
Takehara Port is a coastal harbor facility in Takehara, Hiroshima Prefecture, Japan, serving as a regional hub for maritime transport and access to nearby Seto Inland Sea islands.
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E.
Ashibe Port
Ashibe Port is a key ferry terminal and gateway on Iki Island in Nagasaki Prefecture, Japan, connecting the island with mainland Kyushu and nearby regions.
- 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: Nakatsu Port Target entity description: Nakatsu Port is a regional seaport in Nakatsu, Ōita Prefecture, Japan, serving as a hub for local maritime transport and commerce along the Seto Inland Sea.
-
A.
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.
-
B.
Miyazaki Port
Miyazaki Port is a coastal seaport in Miyazaki, Japan, serving as a regional hub for maritime transport, logistics, and passenger ferries.
-
C.
Takamatsu Port
Takamatsu Port is a major maritime hub in Japan’s Seto Inland Sea, serving as a key gateway for passenger ferries and cargo traffic connecting Shikoku with surrounding islands and mainland regions.
-
D.
Takehara Port
Takehara Port is a coastal harbor facility in Takehara, Hiroshima Prefecture, Japan, serving as a regional hub for maritime transport and access to nearby Seto Inland Sea islands.
-
E.
Ashibe Port
Ashibe Port is a key ferry terminal and gateway on Iki Island in Nagasaki Prefecture, Japan, connecting the island with mainland Kyushu and nearby regions.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
seaport
ⓘ
transport infrastructure ⓘ |
| connectsTo |
other ports on the Seto Inland Sea
ⓘ
regional coastal shipping routes ⓘ |
| country | Japan ⓘ |
| governedBy | local port authorities of Nakatsu City ⓘ |
| hasAccess |
regional highway network near Nakatsu
ⓘ
road connections to Nakatsu urban area ⓘ |
| hasEconomicRole |
supporting agricultural exports from surrounding area
ⓘ
supporting local commerce ⓘ supporting manufacturing sector in Nakatsu ⓘ |
| hasFunction |
commercial cargo handling
ⓘ
local passenger transport ⓘ regional maritime transport hub ⓘ |
| hasLanguage | Japanese ⓘ |
| locatedIn |
Nakatsu, Ōita Prefecture
ⓘ
linked to:
Nakatsu, Ōita Prefecture, Japan
|
| locatedInAdministrativeTerritory | Ōita Prefecture ⓘ |
| locatedInRegion | Kyushu ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOnBodyOfWater |
Buzen Sea
ⓘ
Seto Inland Sea ⓘ Suonada ⓘ |
| partOf |
Japanese port system
ⓘ
maritime transport network of Seto Inland Sea ⓘ |
| serves |
Nakatsu City
ⓘ
local industries in Nakatsu area ⓘ northern Ōita Prefecture ⓘ |
| usedFor |
coastal shipping
ⓘ
domestic trade ⓘ fishing-related activities ⓘ logistics and distribution ⓘ |
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: Nakatsu Port Description of subject: Nakatsu Port is a regional seaport in Nakatsu, Ōita Prefecture, Japan, serving as a hub for local maritime transport and commerce along the Seto Inland Sea.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.