T4
E415136
T4 is a tram line that forms part of the urban light rail network serving the city of Casablanca, Morocco.
All labels observed (1)
| Label | Occurrences |
|---|---|
| T4 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4132516 — 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: T4 Context triple: [Casablanca Tramway, hasLine, T4]
-
A.
T4
T4 is one of the lines of the Athens tram system, providing urban light-rail service across part of the Athens metropolitan area.
-
B.
T4
T4 is a light rail/tram line of the Trambesòs network serving the Barcelona metropolitan area.
-
C.
T3
T3 is one of the main lines of the Athens tram system, providing light rail service that connects key coastal and urban areas of the city.
-
D.
T3
T3 is one of the tram lines of the Trambaix light rail network serving the Barcelona metropolitan area.
-
E.
T5
T5 is one of the lines of the Athens tram system, providing light-rail transit service along part of the city’s coastal and urban corridor.
- 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: T4 Target entity description: T4 is a tram line that forms part of the urban light rail network serving the city of Casablanca, Morocco.
-
A.
T4
T4 is a light rail/tram line of the Trambesòs network serving the Barcelona metropolitan area.
-
B.
T4
T4 is one of the lines of the Athens tram system, providing urban light-rail service across part of the Athens metropolitan area.
-
C.
T3
T3 is one of the main lines of the Athens tram system, providing light rail service that connects key coastal and urban areas of the city.
-
D.
T3
T3 is one of the tram lines of the Trambaix light rail network serving the Barcelona metropolitan area.
-
E.
T5
T5 is one of the lines of the Athens tram system, providing light-rail transit service along part of the city’s coastal and urban corridor.
- F. None of above. chosen
Statements (21)
| Predicate | Object |
|---|---|
| instanceOf |
light rail line
ⓘ
tram line ⓘ |
| category |
Light rail lines in Morocco
ⓘ
Tram transport in Casablanca ⓘ |
| country | Morocco ⓘ |
| electrification | overhead line ⓘ |
| hasLineNumber | T4 ⓘ |
| hasOperator | Casablanca Tramway operator ⓘ |
| hasRollingStockType | low-floor tram ⓘ |
| isPartOf | Casablanca urban rail infrastructure ⓘ |
| locatedIn |
Casablanca
ⓘ
Morocco ⓘ |
| networkType | urban light rail network ⓘ |
| operatesInCity | Casablanca ⓘ |
| partOf |
Casablanca Tramway network
ⓘ
linked to:
Casablanca Tramway
|
| publicTransportSystem | Casablanca public transport ⓘ |
| railGauge | standard gauge ⓘ |
| serviceArea | urban area of Casablanca ⓘ |
| transportMode | light rail ⓘ |
| transportType | tram ⓘ |
| usedFor | passenger transport ⓘ |
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: T4 Description of subject: T4 is a tram line that forms part of the urban light rail network serving the city of Casablanca, Morocco.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
T4