Airport Rail Link
E61482
The Airport Rail Link is a rapid transit rail line in Bangkok that connects the city center with Suvarnabhumi Airport, providing a fast alternative to road travel.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Airport Rail Link canonical | 16 |
| Airport Rail Link City Line | 1 |
| Airport Rail Link network | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T493425 — 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: Airport Rail Link Context triple: [Bangkok, transportInfrastructure, Airport Rail Link]
-
A.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
-
B.
Peninsula rail corridor
The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
-
C.
Link light rail
Link light rail is a regional light rail transit system serving the Seattle metropolitan area in Washington State, operated by Sound Transit.
-
D.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
E.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
- 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: Airport Rail Link Target entity description: The Airport Rail Link is a rapid transit rail line in Bangkok that connects the city center with Suvarnabhumi Airport, providing a fast alternative to road travel.
-
A.
Metro Rail
Metro Rail is the urban rapid transit rail system serving Los Angeles County, providing light rail and subway services across the region.
-
B.
Peninsula rail corridor
The Peninsula rail corridor is the major rail line running through California’s San Francisco Peninsula, carrying both commuter and intercity trains between San Francisco and the South Bay.
-
C.
Link light rail
Link light rail is a regional light rail transit system serving the Seattle metropolitan area in Washington State, operated by Sound Transit.
-
D.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
E.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
airport rail link
ⓘ
railway line in Thailand ⓘ rapid transit line ⓘ |
| character |
elevated
ⓘ
underground ⓘ |
| cityServed | Bangkok ⓘ |
| connects |
Bangkok
ⓘ
surface form:
Bangkok city centre
Suvarnabhumi Airport ⓘ |
| connectsWith |
BTS Skytrain
ⓘ
surface form:
BTS Sukhumvit Line at Phaya Thai
MRT subway ⓘ
surface form:
MRT Phetchaburi (via Makkasan/Asok area)
|
| country | Thailand ⓘ |
| electrification | 25 kV AC overhead line ⓘ |
| fareMedium |
contactless smart card
ⓘ
single-journey token ⓘ |
| fareSystem | distance-based fare ⓘ |
| hasStation |
Ban Thap Chang station
ⓘ
Hua Mak station ⓘ Lat Krabang station ⓘ Asok Station ⓘ
surface form:
Makkasan station
Phaya Thai station ⓘ Ramkhamhaeng station ⓘ Ratchaprarop station ⓘ Suvarnabhumi Airport ⓘ
surface form:
Suvarnabhumi Airport station
|
| isPartOf | Bangkok rail transit network ⓘ |
| languageOfSignage |
English
ⓘ
Thai ⓘ |
| lineLength | about 28 kilometres ⓘ |
| locale | Bangkok Metropolitan Region ⓘ |
| locatedIn | Bangkok ⓘ |
| numberOfStations | 8 ⓘ |
| numberOfTracks | 2 ⓘ |
| opened | 2010 ⓘ |
| openingDate | 2010-08-23 ⓘ |
| operator | State Railway of Thailand ⓘ |
| owner | State Railway of Thailand ⓘ |
| primaryAirportServed | Suvarnabhumi Airport ⓘ |
| providesService |
city line service
ⓘ
express service (historically) ⓘ |
| purpose | provide fast alternative to road travel between Bangkok and Suvarnabhumi Airport ⓘ |
| regionServed | eastern Bangkok ⓘ |
| rollingStockType | electric multiple units ⓘ |
| status | operational ⓘ |
| terminus |
Hua Mak station
ⓘ
surface form:
Phaya Thai station
Suvarnabhumi Airport ⓘ
surface form:
Suvarnabhumi Airport station
|
| trackGauge | standard gauge ⓘ |
| transitType |
airport rail
ⓘ
commuter rail ⓘ |
| travelTimeToAirport | about 25–30 minutes from city centre ⓘ |
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: Airport Rail Link Description of subject: The Airport Rail Link is a rapid transit rail line in Bangkok that connects the city center with Suvarnabhumi Airport, providing a fast alternative to road travel.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Airport Rail Link City Line
this entity surface form:
Airport Rail Link network