A-Train AB
E485422
A-Train AB is the Swedish company that owns and operates the high-speed rail link between Stockholm and Arlanda Airport.
All labels observed (1)
| Label | Occurrences |
|---|---|
| A-Train AB canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T4991314 — 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: A-Train AB Context triple: [Arlanda Express, operator, A-Train AB]
-
A.
The A-Train
The A-Train is the nickname of Artis Gilmore, a dominant Hall of Fame center known for his size, strength, and prolific shot-blocking and rebounding in professional basketball.
-
B.
A-Train satellite constellation
The A-Train satellite constellation is a coordinated group of Earth-observing satellites that fly in close formation to collect complementary atmospheric, weather, and climate data for integrated scientific analysis.
-
C.
Z train
The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
-
D.
B train
The B train is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday express service in Manhattan and Brooklyn.
-
E.
Aeroplan
Aeroplan is Air Canada's loyalty program that allows members to earn and redeem points for flights, upgrades, and other travel-related rewards.
- 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: A-Train AB Target entity description: A-Train AB is the Swedish company that owns and operates the high-speed rail link between Stockholm and Arlanda Airport.
-
A.
The A-Train
The A-Train is the nickname of Artis Gilmore, a dominant Hall of Fame center known for his size, strength, and prolific shot-blocking and rebounding in professional basketball.
-
B.
A-Train satellite constellation
The A-Train satellite constellation is a coordinated group of Earth-observing satellites that fly in close formation to collect complementary atmospheric, weather, and climate data for integrated scientific analysis.
-
C.
Z train
The Z train is a New York City Subway rush-hour, skip-stop service that runs along the J line in Brooklyn and Queens, providing limited-stop service between Jamaica Center and lower Manhattan.
-
D.
B train
The B train is a New York City Subway service that runs on the IND Sixth Avenue Line, providing weekday express service in Manhattan and Brooklyn.
-
E.
Aeroplan
Aeroplan is Air Canada's loyalty program that allows members to earn and redeem points for flights, upgrades, and other travel-related rewards.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
railway company ⓘ |
| connects |
Stockholm Arlanda Airport
ⓘ
Stockholm Central Station ⓘ |
| country | Sweden ⓘ |
| countryOfOperation | Sweden ⓘ |
| fareSystem | ticketed service ⓘ |
| hasBrand | Arlanda Express ⓘ |
| hasRoute |
Stockholm C–Arlanda Airport
ⓘ
linked to:
Stockholm Arlanda Airport
|
| hasService | passenger rail transport ⓘ |
| hasTypeOfTraffic | passenger only ⓘ |
| hasWebsite | https://www.arlandaexpress.com/ ⓘ |
| headquartersLocation | Stockholm ⓘ |
| industry |
public transport
ⓘ
rail transport ⓘ |
| isLocatedIn | Sweden ⓘ |
| operates | Arlanda Express ⓘ |
| operatingArea | Stockholm County ⓘ |
| owns |
Arlanda Express rail link
ⓘ
linked to:
Arlanda Express
|
| primaryLanguageOfOperation | Swedish ⓘ |
| railGauge | standard gauge ⓘ |
| secondaryLanguageOfOperation | English ⓘ |
| serviceType |
airport rail link
ⓘ
high-speed rail ⓘ |
| transportMode | rail ⓘ |
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: A-Train AB Description of subject: A-Train AB is the Swedish company that owns and operates the high-speed rail link between Stockholm and Arlanda Airport.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.