Southern limited express
E172921
Southern limited express is a named limited express train service in Japan operated by Nankai Electric Railway, primarily connecting Osaka with Wakayama and Kansai International Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Southern limited express canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1516814 — 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: Southern limited express Context triple: [Nankai Electric Railway, operatesService, Southern limited express]
-
A.
Congressional Limited Express
The Congressional Limited Express was a premier Pennsylvania Railroad passenger train that provided fast, luxurious service between New York City and Washington, D.C.
-
B.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
C.
Regional-Express
Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
-
D.
InterCity
InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
-
E.
Southeastern Highspeed
Southeastern Highspeed is a British high-speed rail operator providing fast passenger services between London and parts of Kent and East Sussex.
- 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: Southern limited express Target entity description: Southern limited express is a named limited express train service in Japan operated by Nankai Electric Railway, primarily connecting Osaka with Wakayama and Kansai International Airport.
-
A.
Congressional Limited Express
The Congressional Limited Express was a premier Pennsylvania Railroad passenger train that provided fast, luxurious service between New York City and Washington, D.C.
-
B.
Auto Train
Auto Train is a long-distance Amtrak service that carries both passengers and their vehicles nonstop between the Washington, D.C. area and central Florida.
-
C.
Regional-Express
Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
-
D.
InterCity
InterCity is a category of long-distance passenger trains in several European countries, notably providing fast, regular intercity rail services.
-
E.
Southeastern Highspeed
Southeastern Highspeed is a British high-speed rail operator providing fast passenger services between London and parts of Kent and East Sussex.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
limited express train service
ⓘ
passenger rail service ⓘ |
| brandingLanguage |
English
ⓘ
Japanese ⓘ |
| connectsCity |
Osaka
ⓘ
Wakayama NERFINISHED ⓘ |
| connectsFacility | Kansai International Airport ⓘ |
| country | Japan ⓘ |
| electrification | 1500 V DC overhead catenary ⓘ |
| fareSystem | limited express surcharge required ⓘ |
| locatedIn |
Osaka Prefecture
ⓘ
Wakayama Prefecture NERFINISHED ⓘ |
| onboardClass | standard class ⓘ |
| operatingCompanyHeadquarters | Osaka Prefecture NERFINISHED ⓘ |
| operator | Nankai Electric Railway ⓘ |
| operatorType | private railway company ⓘ |
| primaryRoute |
Kansai International Airport
ⓘ
surface form:
Osaka – Kansai International Airport
Osaka – Wakayama ⓘ |
| railNetwork | Nankai Electric Railway network ⓘ |
| railwayLineUsed |
Kansai Airport Line
ⓘ
surface form:
Nankai Airport Line
Nankai Main Line NERFINISHED ⓘ |
| regionServed | Kansai region ⓘ |
| servicePattern |
airport access service
ⓘ
intercity service ⓘ |
| serviceType |
reserved-seat service
ⓘ
surcharge-based service ⓘ |
| terminus |
Kansai Airport Station
ⓘ
Namba Station NERFINISHED ⓘ Wakayama City Station NERFINISHED ⓘ |
| trackGauge | 1067 mm ⓘ |
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: Southern limited express Description of subject: Southern limited express is a named limited express train service in Japan operated by Nankai Electric Railway, primarily connecting Osaka with Wakayama and Kansai International Airport.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.