Cityliner
E731497
Cityliner is a limited express train service in Japan that connects central Tokyo with Narita International Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cityliner canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8410076 — 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: Cityliner Context triple: [Narita Airport Terminal 2·3 Station, servedByService, Cityliner]
-
A.
City Line
City Line is a residential neighborhood in eastern Brooklyn, New York City, located near the borough’s border with Queens.
-
B.
City Line
City Line is a suburban railway route serving various districts within Cardiff, Wales, as part of the local commuter rail network.
-
C.
City Line
City Line is a suburban and regional rail route serving Liverpool and surrounding areas as part of the Merseyrail and wider North West rail network.
-
D.
Silverliner
Silverliner is a series of electric multiple-unit commuter railcars used by several transit agencies in the Philadelphia region over multiple generations.
-
E.
L.A. Express
L.A. Express was a prominent 1970s jazz-fusion band best known for serving as Joni Mitchell’s touring and recording ensemble during her mid-’70s electric period.
- 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: Cityliner Target entity description: Cityliner is a limited express train service in Japan that connects central Tokyo with Narita International Airport.
-
A.
City Line
City Line is a residential neighborhood in eastern Brooklyn, New York City, located near the borough’s border with Queens.
-
B.
City Line
City Line is a suburban railway route serving various districts within Cardiff, Wales, as part of the local commuter rail network.
-
C.
City Line
City Line is a suburban and regional rail route serving Liverpool and surrounding areas as part of the Merseyrail and wider North West rail network.
-
D.
Silverliner
Silverliner is a series of electric multiple-unit commuter railcars used by several transit agencies in the Philadelphia region over multiple generations.
-
E.
L.A. Express
L.A. Express was a prominent 1970s jazz-fusion band best known for serving as Joni Mitchell’s touring and recording ensemble during her mid-’70s electric period.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
limited express train service
ⓘ
passenger rail service ⓘ |
| connects |
Narita International Airport
NERFINISHED
ⓘ
central Tokyo NERFINISHED ⓘ |
| country | Japan ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| fareSystem | limited express surcharge required ⓘ |
| hasOnboardFacilities |
airline-style seating
ⓘ
luggage space ⓘ toilets ⓘ |
| locale | Greater Tokyo Area NERFINISHED ⓘ |
| operator | Keisei Electric Railway NERFINISHED ⓘ |
| owner | Keisei Electric Railway NERFINISHED ⓘ |
| primaryPurpose | airport access ⓘ |
| railwayLineUsed | Keisei Main Line NERFINISHED ⓘ |
| regionServed |
Chiba Prefecture
NERFINISHED
ⓘ
Tokyo NERFINISHED ⓘ |
| rollingStockUsed | Keisei AE series EMU NERFINISHED ⓘ |
| serviceCategory | airport rail link ⓘ |
| serviceFrequency | multiple round trips per day (historically) ⓘ |
| servicePattern | reserved-seat service ⓘ |
| serviceType | limited express ⓘ |
| terminus |
Keisei Ueno Station
NERFINISHED
ⓘ
Narita Airport Terminal 1 Station NERFINISHED ⓘ |
| ticketing | seat reservation required on most services ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
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: Cityliner Description of subject: Cityliner is a limited express train service in Japan that connects central Tokyo with Narita International Airport.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.