T1
E249594
T1 is one of the tram routes of the Trambaix light rail network serving the Barcelona metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| T1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2280492 — 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: T1 Context triple: [Trambaix, hasLine, T1]
-
A.
the T
The T is the public transit system serving the Greater Boston area, operated by the Massachusetts Bay Transportation Authority.
-
B.
T2
T2 is San Francisco International Airport’s Terminal 2, a modern passenger terminal serving domestic flights with updated amenities and design.
-
C.
T2
T2 is a passenger terminal at Berlin Brandenburg Airport that handles check-in, security, and boarding operations for departing and arriving travelers.
-
D.
T10
T10 is a technical committee under INCITS responsible for developing standards for SCSI (Small Computer System Interface) and related storage interfaces.
-
E.
T5
T5 is a major passenger terminal at London Heathrow Airport, primarily serving British Airways and Iberia flights.
- 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: T1 Target entity description: T1 is one of the tram routes of the Trambaix light rail network serving the Barcelona metropolitan area.
-
A.
the T
The T is the public transit system serving the Greater Boston area, operated by the Massachusetts Bay Transportation Authority.
-
B.
T2
T2 is a passenger terminal at Berlin Brandenburg Airport that handles check-in, security, and boarding operations for departing and arriving travelers.
-
C.
T2
T2 is San Francisco International Airport’s Terminal 2, a modern passenger terminal serving domestic flights with updated amenities and design.
-
D.
T10
T10 is a technical committee under INCITS responsible for developing standards for SCSI (Small Computer System Interface) and related storage interfaces.
-
E.
T5
T5 is a major passenger terminal at London Heathrow Airport, primarily serving British Airways and Iberia flights.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf |
public transport route
ⓘ
tram route ⓘ |
| country | Spain ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | integrated fare system of Barcelona ⓘ |
| hasRouteNumber | T1 ⓘ |
| lineFamily | Trambaix lines T1–T3 ⓘ |
| locatedIn | Catalonia ⓘ |
| networkZone |
Autoritat del Transport Metropolità
ⓘ
surface form:
Autoritat del Transport Metropolità (ATM) Barcelona
|
| operatedBy | TRAM ⓘ |
| operatorBrand |
TramBaix
ⓘ
surface form:
TRAM Baix
|
| partOf |
Barcelona tram network
ⓘ
Trambaix ⓘ |
| railGauge | standard gauge ⓘ |
| regionServed | Baix Llobregat ⓘ |
| serves |
Metropolitan Area of Barcelona
ⓘ
surface form:
Barcelona metropolitan area
|
| servesCity | Barcelona ⓘ |
| servesMunicipality |
Cornellà de Llobregat
ⓘ
Esplugues de Llobregat ⓘ L’Hospitalet de Llobregat ⓘ Sant Joan Despí ⓘ Sant Just Desvern ⓘ |
| sharesTracksWith |
T2
ⓘ
T3 ⓘ |
| terminus |
Bon Viatge
ⓘ
Francesc Macià ⓘ |
| transportMode | light rail ⓘ |
| usesInfrastructure | Trambaix network ⓘ |
| vehicleType | low-floor tram ⓘ |
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: T1 Description of subject: T1 is one of the tram routes of the Trambaix light rail network serving the Barcelona metropolitan area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.