Tsubame
E389801
Tsubame is a Japanese Shinkansen train service that operates on the Kyushu Shinkansen line in southern Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tsubame canonical | 7 |
How this entity was disambiguated
This entity first appeared as the object of triple T3812537 — 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: Tsubame Context triple: [Kyushu Shinkansen, serviceType, Tsubame]
-
A.
Tsuru
Tsuru is a small city in Yamanashi Prefecture, Japan, known for its scenic setting near Mount Fuji and its educational institutions.
-
B.
Katsuragi
Katsuragi is a city in Japan known for its location in Nara Prefecture and its historical and cultural ties to the ancient Yamato region.
-
C.
Katsuragi
Katsuragi was a late-war Imperial Japanese Navy aircraft carrier that served in the Pacific Theater during World War II.
-
D.
Kawaiisu
Kawaiisu is a Native American people and their Uto-Aztecan language traditionally spoken in the southern Sierra Nevada and Tehachapi Mountains of California.
-
E.
Hōshō
Hōshō was the Imperial Japanese Navy’s pioneering aircraft carrier and the world’s first purpose-built carrier to enter service.
- 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: Tsubame Target entity description: Tsubame is a Japanese Shinkansen train service that operates on the Kyushu Shinkansen line in southern Japan.
-
A.
Tsuru
Tsuru is a small city in Yamanashi Prefecture, Japan, known for its scenic setting near Mount Fuji and its educational institutions.
-
B.
Katsuragi
Katsuragi is a city in Japan known for its location in Nara Prefecture and its historical and cultural ties to the ancient Yamato region.
-
C.
Katsuragi
Katsuragi was a late-war Imperial Japanese Navy aircraft carrier that served in the Pacific Theater during World War II.
-
D.
Kawaiisu
Kawaiisu is a Native American people and their Uto-Aztecan language traditionally spoken in the southern Sierra Nevada and Tehachapi Mountains of California.
-
E.
Hōshō
Hōshō was the Imperial Japanese Navy’s pioneering aircraft carrier and the world’s first purpose-built carrier to enter service.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
Shinkansen train service
ⓘ
passenger rail service ⓘ |
| brandOwner |
JR Kyushu
ⓘ
linked to:
Kyushu Railway Company
|
| category |
high-speed rail in Japan
ⓘ
named passenger train of Japan ⓘ |
| country | Japan ⓘ |
| electrification | AC 25 kV 60 Hz overhead catenary ⓘ |
| fareSystem | Shinkansen surcharge applies ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Kyushu
ⓘ
southern Japan ⓘ |
| maximumOperatingSpeed | approximately 260 km/h on suitable sections ⓘ |
| nameMeaning | swallow (bird) ⓘ |
| onboardFacilities | standard class coaches ⓘ |
| operator |
JR Kyushu
ⓘ
linked to:
Kyushu Railway Company
Kyushu Railway Company ⓘ |
| partOf |
Shinkansen network
ⓘ
linked to:
Shinkansen high-speed rail network
|
| propulsion | electric multiple unit ⓘ |
| publicTransportService | yes ⓘ |
| railwayCompany | Kyushu Railway Company ⓘ |
| railwayLineUsed | Kyushu Shinkansen ⓘ |
| railwayTrafficSide | left ⓘ |
| regionServed |
Fukuoka Prefecture
ⓘ
Kagoshima Prefecture ⓘ Kumamoto Prefecture ⓘ |
| rollingStockUsed |
800 series Shinkansen
ⓘ
N700 series Shinkansen ⓘ |
| safetySystem |
Automatic Train Control
ⓘ
cab signalling ⓘ |
| serviceArea | intercity travel within Kyushu ⓘ |
| serviceClass |
non-reserved seating
ⓘ
reserved seating ⓘ |
| servicePattern | primarily serves intermediate stations on the Kyushu Shinkansen ⓘ |
| serviceType |
all-stations Shinkansen service
ⓘ
stopping service ⓘ |
| ticketingSystem | JR ticketing system ⓘ |
| ticketReservation | seat reservations available ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| transportMode | rail ⓘ |
| usesInfrastructure |
Kyushu Shinkansen dedicated high-speed tracks
ⓘ
linked to:
Kyushu Shinkansen
|
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: Tsubame Description of subject: Tsubame is a Japanese Shinkansen train service that operates on the Kyushu Shinkansen line in southern Japan.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.