Hakata Bay
E219945
Hakata Bay is a coastal bay in northern Kyushu, Japan, known historically as a strategic port and site of major maritime events, including the Mongol invasions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hakata Bay canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T1756013 — 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: Hakata Bay Context triple: [Fukuoka, locatedOn, Hakata Bay]
-
A.
Nagasaki Bay
Nagasaki Bay is a natural harbor on the western coast of Kyushu, Japan, historically significant as a key port for international trade and cultural exchange.
-
B.
Hiroshima Bay
Hiroshima Bay is a coastal inlet of the Seto Inland Sea in southwestern Japan, known for its scenic islands and proximity to the city of Hiroshima.
-
C.
Sagami Bay
Sagami Bay is a coastal body of water south of Tokyo, Japan, known for its deep submarine canyon, rich marine biodiversity, and significant seismic activity.
-
D.
Ise Bay
Ise Bay is a large bay in central Japan opening to the Pacific Ocean, known for its important ports, fisheries, and surrounding industrial and urban areas including Nagoya.
-
E.
Osaka Bay
Osaka Bay is a shallow, industrially important inlet of the Seto Inland Sea in Japan, bordered by major cities like Osaka and Kobe and serving as a key hub for shipping and coastal development.
- 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: Hakata Bay Target entity description: Hakata Bay is a coastal bay in northern Kyushu, Japan, known historically as a strategic port and site of major maritime events, including the Mongol invasions.
-
A.
Nagasaki Bay
Nagasaki Bay is a natural harbor on the western coast of Kyushu, Japan, historically significant as a key port for international trade and cultural exchange.
-
B.
Hiroshima Bay
Hiroshima Bay is a coastal inlet of the Seto Inland Sea in southwestern Japan, known for its scenic islands and proximity to the city of Hiroshima.
-
C.
Sagami Bay
Sagami Bay is a coastal body of water south of Tokyo, Japan, known for its deep submarine canyon, rich marine biodiversity, and significant seismic activity.
-
D.
Ise Bay
Ise Bay is a large bay in central Japan opening to the Pacific Ocean, known for its important ports, fisheries, and surrounding industrial and urban areas including Nagoya.
-
E.
Osaka Bay
Osaka Bay is a shallow, industrially important inlet of the Seto Inland Sea in Japan, bordered by major cities like Osaka and Kobe and serving as a key hub for shipping and coastal development.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
bay
ⓘ
coastal water body ⓘ |
| adjacentTo |
Fukuoka
ⓘ
surface form:
Fukuoka City
Itoshima City NERFINISHED ⓘ Shingu Town ⓘ |
| connectedTo |
Genkai Sea
ⓘ
Korea Strait ⓘ
surface form:
Tsushima Strait
|
| country | Japan ⓘ |
| ecosystemType |
coastal ecosystem
ⓘ
marine ecosystem ⓘ |
| hasActivity |
fishing industry
ⓘ
recreational boating ⓘ sea bathing ⓘ shipping ⓘ |
| hasCoastlineFeature |
Hakata Port
ⓘ
surface form:
Hakata waterfront
artificial islands ⓘ reclaimed land ⓘ |
| hasCulturalAssociation |
Hakata merchants and trade history
ⓘ
kamikaze (divine wind) legend ⓘ |
| hasInfrastructure |
Hakata Port
ⓘ
surface form:
Hakata Port international ferry terminal
container terminals ⓘ cruise ship facilities ⓘ |
| hasPort |
Hakata Port
ⓘ
surface form:
Port of Hakata
|
| hasRiverMouth |
Mikasa River
ⓘ
Naka River ⓘ Tatara River NERFINISHED ⓘ |
| historicalEventSite |
Battle of Bun'ei
ⓘ
Battle of Bun'ei ⓘ
surface form:
Battle of Kōan
Mongol invasions of Japan ⓘ
surface form:
First Mongol invasion of Japan (1274)
Mongol invasions of Japan ⓘ
surface form:
Second Mongol invasion of Japan (1281)
|
| knownFor |
Mongol invasions of Japan
ⓘ
coastal tourism ⓘ fishing ⓘ maritime trade ⓘ strategic port ⓘ |
| locatedIn |
Fukuoka Prefecture
NERFINISHED
ⓘ
Kyushu ⓘ Kyushu ⓘ
surface form:
northern Kyushu
|
| near | Fukuoka Airport ⓘ |
| nearbyIsland |
Genkaijima Island
ⓘ
Nokonoshima Island ⓘ Shikanoshima Island ⓘ |
| partOf | Sea of Japan ⓘ |
| role |
gateway for continental trade with China and Korea
ⓘ
military defense line against foreign invasions ⓘ |
| usedDuringPeriod |
Edo period
ⓘ
Heian period ⓘ Kamakura period ⓘ Muromachi period ⓘ |
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: Hakata Bay Description of subject: Hakata Bay is a coastal bay in northern Kyushu, Japan, known historically as a strategic port and site of major maritime events, including the Mongol invasions.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Higashi-ku, Fukuoka