15G tram
E326451
The 15G tram is a modern low-floor tram model used in Amsterdam’s public transport system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 15G tram canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3093511 — 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: 15G tram Context triple: [Amsterdam tram network, hasRollingStock, 15G tram]
-
A.
Tram 15
Tram 15 is a major tram line in Geneva’s public transport system, connecting key districts across the city and its suburbs.
-
B.
Tram 18
Tram 18 is a tram line in Geneva’s public transport system that connects key districts within the city and its surrounding areas.
-
C.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
D.
Tram 17
Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
-
E.
Tram 14
Tram 14 is a major tram line in Geneva’s public transport system, connecting key districts and suburbs within the city.
- 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: 15G tram Target entity description: The 15G tram is a modern low-floor tram model used in Amsterdam’s public transport system.
-
A.
Tram 15
Tram 15 is a major tram line in Geneva’s public transport system, connecting key districts across the city and its suburbs.
-
B.
Tram 18
Tram 18 is a tram line in Geneva’s public transport system that connects key districts within the city and its surrounding areas.
-
C.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
D.
Tram 17
Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
-
E.
Tram 14
Tram 14 is a major tram line in Geneva’s public transport system, connecting key districts and suburbs within the city.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
light rail vehicle
ⓘ
low-floor tram ⓘ tram model ⓘ |
| accessibilityFeature |
step-free boarding
ⓘ
wheelchair accessibility ⓘ |
| country | Netherlands ⓘ |
| currentCollectionMethod | pantograph ⓘ |
| designedFor | urban public transport ⓘ |
| doorConfiguration | multiple double-leaf doors per side ⓘ |
| floorType | 100% low-floor ⓘ |
| hasFeature |
air conditioning
ⓘ
articulated body ⓘ low-floor interior ⓘ passenger information system ⓘ |
| hasLowFloor | true ⓘ |
| infrastructureType | street-running tramway ⓘ |
| locationCity | Amsterdam ⓘ |
| networkOperator | GVB ⓘ |
| operatesOn | Amsterdam tram network ⓘ |
| powerSupply | overhead line ⓘ |
| publicTransportSystem | Amsterdam public transport system ⓘ |
| railGauge | 1435 mm ⓘ |
| serviceType | regular scheduled service ⓘ |
| trackGauge | standard gauge ⓘ |
| transportMode | tram ⓘ |
| usedBy |
GVB
ⓘ
Gemeentelijk Vervoerbedrijf ⓘ |
| usedFor | passenger transport ⓘ |
| usedIn | Amsterdam ⓘ |
| vehicleType | electric rail vehicle ⓘ |
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: 15G tram Description of subject: The 15G tram is a modern low-floor tram model used in Amsterdam’s public transport system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.