Kanmon Kaikyo
E457518
Kanmon Kaikyo is the narrow sea channel separating Japan’s Honshu and Kyushu islands, serving as a vital maritime passage and transport link between the Sea of Japan and the Seto Inland Sea.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Kanmon Kaikyo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4627163 — 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: Kanmon Kaikyo Context triple: [Kanmon Straits, partOf, Kanmon Kaikyo]
-
A.
Akashi
Akashi is a coastal city in western Japan known for its historic castle, views of the Akashi Kaikyō Strait, and its specialty dish akashiyaki.
-
B.
Shunpanrō
Shunpanrō is a historic inn in Shimonoseki, Japan, best known as the site where the Treaty of Shimonoseki ending the First Sino-Japanese War was signed.
-
C.
Kamogawa
Kamogawa is a prominent river running through Kyoto, Japan, known for its scenic banks, cultural significance, and popular walking paths.
-
D.
Nagaokakyo
Nagaokakyo is a suburban city in Japan known for its bamboo groves, historical temples, and convenient location between Kyoto and Osaka.
-
E.
Seto Naikai
Seto Naikai is a scenic body of water in western Japan, dotted with islands and known for its mild climate, historic trade routes, and picturesque coastal landscapes.
- 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: Kanmon Kaikyo Target entity description: Kanmon Kaikyo is the narrow sea channel separating Japan’s Honshu and Kyushu islands, serving as a vital maritime passage and transport link between the Sea of Japan and the Seto Inland Sea.
-
A.
Akashi
Akashi is a coastal city in western Japan known for its historic castle, views of the Akashi Kaikyō Strait, and its specialty dish akashiyaki.
-
B.
Shunpanrō
Shunpanrō is a historic inn in Shimonoseki, Japan, best known as the site where the Treaty of Shimonoseki ending the First Sino-Japanese War was signed.
-
C.
Kamogawa
Kamogawa is a prominent river running through Kyoto, Japan, known for its scenic banks, cultural significance, and popular walking paths.
-
D.
Nagaokakyo
Nagaokakyo is a suburban city in Japan known for its bamboo groves, historical temples, and convenient location between Kyoto and Osaka.
-
E.
Seto Naikai
Seto Naikai is a scenic body of water in western Japan, dotted with islands and known for its mild climate, historic trade routes, and picturesque coastal landscapes.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
sea channel
ⓘ
strait ⓘ |
| adjacentCity |
Kitakyushu
NERFINISHED
ⓘ
Shimonoseki NERFINISHED ⓘ |
| alsoKnownAs | Strait of Shimonoseki NERFINISHED ⓘ |
| connects |
Sea of Japan
NERFINISHED
ⓘ
Seto Inland Sea NERFINISHED ⓘ |
| country | Japan ⓘ |
| crossedBy |
Kyushu Expressway via Kanmon Bridge
NERFINISHED
ⓘ
Kyushu Railway lines NERFINISHED ⓘ National Route 2 NERFINISHED ⓘ Sanin Main Line via connection ⓘ Sanyo Main Line NERFINISHED ⓘ |
| economicImportance |
important for trade between Honshu and Kyushu
ⓘ
major route for domestic shipping in Japan ⓘ |
| famousFor |
historical battles
ⓘ
scenic views ⓘ strong tidal currents ⓘ |
| governingBody | Japan Coast Guard NERFINISHED ⓘ |
| hasBridge | Kanmon Bridge NERFINISHED ⓘ |
| hasFerryService | Shimonoseki–Moji ferry NERFINISHED ⓘ |
| hasJapaneseName | 関門海峡 ⓘ |
| hasLighthouse |
Moji lighthouse
NERFINISHED
ⓘ
Shimonoseki lighthouse NERFINISHED ⓘ |
| hasStrongCurrent | true ⓘ |
| hasTunnel |
Kanmon Pedestrian Tunnel
NERFINISHED
ⓘ
Kanmon Railway Tunnel NERFINISHED ⓘ Kanmon Road Tunnel NERFINISHED ⓘ |
| historicalEvent | Battle of Dan-no-ura NERFINISHED ⓘ |
| historicalEventPeriod | Genpei War NERFINISHED ⓘ |
| length | approximately 20 kilometers ⓘ |
| locatedIn |
Fukuoka Prefecture
NERFINISHED
ⓘ
Yamaguchi Prefecture NERFINISHED ⓘ |
| minimumWidth | approximately 600 meters ⓘ |
| nearbyIsland | Ganryu-jima NERFINISHED ⓘ |
| nearbyPort |
Port of Moji
NERFINISHED
ⓘ
Port of Shimonoseki NERFINISHED ⓘ |
| partOf |
Kanmon Straits area
NERFINISHED
ⓘ
Seto Inland Sea water system NERFINISHED ⓘ |
| separates |
Honshu
NERFINISHED
ⓘ
Kyushu NERFINISHED ⓘ |
| strategicImportance | vital maritime passage between Sea of Japan and Seto Inland Sea ⓘ |
| tidalCurrentSpeed | up to about 10 knots ⓘ |
| trafficSeparationScheme | implemented ⓘ |
| usedFor |
coastal shipping
ⓘ
ferry transport ⓘ maritime transport ⓘ |
| waterwayType | international shipping route ⓘ |
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: Kanmon Kaikyo Description of subject: Kanmon Kaikyo is the narrow sea channel separating Japan’s Honshu and Kyushu islands, serving as a vital maritime passage and transport link between the Sea of Japan and the Seto Inland Sea.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.