Tsugaru Strait
E18430
The Tsugaru Strait is a narrow body of water separating Japan’s Honshu and Hokkaido islands, serving as a key maritime passage between the Sea of Japan and the Pacific Ocean.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tsugaru Strait canonical | 12 |
How this entity was disambiguated
This entity first appeared as the object of triple T51456 — 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: Tsugaru Strait Context triple: [Sea of Japan, connectedBy, Tsugaru Strait]
-
A.
Korea Strait
The Korea Strait is a narrow body of water between the Korean Peninsula and Japan that forms a key maritime passage linking the East China Sea with the Sea of Japan.
-
B.
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.
-
C.
Sea of Japan
The Sea of Japan is a marginal sea of the western Pacific Ocean located between the Japanese archipelago, the Korean Peninsula, and Russia, known for its rich fisheries and strategic shipping routes.
-
D.
Sea of Okhotsk
The Sea of Okhotsk is a marginal sea of the western Pacific Ocean bordered by Russia and Japan, known for its rich fisheries, seasonal sea ice, and harsh subarctic climate.
-
E.
Bering Strait
The Bering Strait is a narrow sea passage between Russia and Alaska that links the Arctic and Pacific Oceans and historically separated Asia from North America.
- 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: Tsugaru Strait Target entity description: The Tsugaru Strait is a narrow body of water separating Japan’s Honshu and Hokkaido islands, serving as a key maritime passage between the Sea of Japan and the Pacific Ocean.
-
A.
Korea Strait
The Korea Strait is a narrow body of water between the Korean Peninsula and Japan that forms a key maritime passage linking the East China Sea with the Sea of Japan.
-
B.
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.
-
C.
Sea of Japan
The Sea of Japan is a marginal sea of the western Pacific Ocean located between the Japanese archipelago, the Korean Peninsula, and Russia, known for its rich fisheries and strategic shipping routes.
-
D.
Sea of Okhotsk
The Sea of Okhotsk is a marginal sea of the western Pacific Ocean bordered by Russia and Japan, known for its rich fisheries, seasonal sea ice, and harsh subarctic climate.
-
E.
Bering Strait
The Bering Strait is a narrow sea passage between Russia and Alaska that links the Arctic and Pacific Oceans and historically separated Asia from North America.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
body of water
ⓘ
strait ⓘ |
| borderOf |
Aomori Prefecture
GENERATED
ⓘ
Hokkaido Prefecture GENERATED ⓘ |
| climateInfluence | affects local weather in Aomori and southern Hokkaido GENERATED ⓘ |
| connects |
Pacific Ocean
GENERATED
ⓘ
Sea of Japan GENERATED ⓘ |
| contains | Seikan Tunnel GENERATED ⓘ |
| country | Japan ⓘ |
| hasColdCurrentInfluence | true GENERATED ⓘ |
| hasFerryPort |
Aomori
GENERATED
ⓘ
Hakodate GENERATED ⓘ |
| hasFerryRoute | Aomori–Hakodate ferry GENERATED ⓘ |
| hasLegalStatus | partly international strait for transit passage GENERATED ⓘ |
| hasLighthouse | multiple coastal lighthouses along shores GENERATED ⓘ |
| hasMarineLife | rich fisheries GENERATED ⓘ |
| hasStrongCurrent | true GENERATED ⓘ |
| historicalRole |
important for trade and migration in northern Japan
GENERATED
ⓘ
traditional route between Honshu and Hokkaido GENERATED ⓘ |
| isPartOfRoute | shipping route between East Asia and North Pacific GENERATED ⓘ |
| JapaneseName | 津軽海峡 GENERATED ⓘ |
| knownFor |
rough seas in winter
GENERATED
ⓘ
strong tidal currents GENERATED ⓘ |
| locatedIn |
Hokkaido region
GENERATED
ⓘ
Northern Japan GENERATED ⓘ Tohoku region GENERATED ⓘ |
| maximumDepth | over 450 m GENERATED ⓘ |
| minimumWidth | approximately 19.5 km GENERATED ⓘ |
| namedAfter | Tsugaru region GENERATED ⓘ |
| navigationCondition |
often foggy
GENERATED
ⓘ
subject to strong winds GENERATED ⓘ |
| nearCity |
Aomori
GENERATED
ⓘ
Hakodate GENERATED ⓘ |
| oceanRegion | Northwest Pacific GENERATED ⓘ |
| partOf |
Japanese archipelago waters
GENERATED
ⓘ
Japan’s coastal waters GENERATED ⓘ |
| SeikanTunnelConnects |
Aomori Prefecture
GENERATED
ⓘ
Hokkaido ⓘ |
| SeikanTunnelType | undersea railway tunnel GENERATED ⓘ |
| separates |
Hokkaido
GENERATED
ⓘ
Honshu GENERATED ⓘ |
| strategicImportance | key maritime passage between Sea of Japan and Pacific Ocean GENERATED ⓘ |
| usedFor |
domestic shipping
GENERATED
ⓘ
ferry transportation GENERATED ⓘ fishing GENERATED ⓘ international shipping GENERATED ⓘ |
| waterType | saltwater GENERATED ⓘ |
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: Tsugaru Strait Description of subject: The Tsugaru Strait is a narrow body of water separating Japan’s Honshu and Hokkaido islands, serving as a key maritime passage between the Sea of Japan and the Pacific Ocean.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.